git.maemo.org Git - monky/blob - src/conky.c

   1 /* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
   2  * vim: ts=4 sw=4 noet ai cindent syntax=c
   3  *
   4  * Conky, a system monitor, based on torsmo
   5  *
   6  * Any original torsmo code is licensed under the BSD license
   7  *
   8  * All code written since the fork of torsmo is licensed under the GPL
   9  *
  10  * Please see COPYING for details
  11  *
  12  * Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
  13  * Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
  14  *      (see AUTHORS)
  15  * All rights reserved.
  16  *
  17  * This program is free software: you can redistribute it and/or modify
  18  * it under the terms of the GNU General Public License as published by
  19  * the Free Software Foundation, either version 3 of the License, or
  20  * (at your option) any later version.
  21  *
  22  * This program is distributed in the hope that it will be useful,
  23  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  24  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25  * GNU General Public License for more details.
  26  * You should have received a copy of the GNU General Public License
  27  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  28  *
  29  */
  30
  31 #include "config.h"
  32 #include "text_object.h"
  33 #include "conky.h"
  34 #include "common.h"
  35 #include "timed_thread.h"
  36 #include <stdarg.h>
  37 #include <math.h>
  38 #include <time.h>
  39 #include <locale.h>
  40 #include <signal.h>
  41 #include <errno.h>
  42 #include <limits.h>
  43 #if HAVE_DIRENT_H
  44 #include <dirent.h>
  45 #endif
  46 #include <sys/time.h>
  47 #include <sys/param.h>
  48 #ifdef HAVE_SYS_INOTIFY_H
  49 #include <sys/inotify.h>
  50 #endif /* HAVE_SYS_INOTIFY_H */
  51 #ifdef X11
  52 #include "x11.h"
  53 #include <X11/Xutil.h>
  54 #ifdef HAVE_XDAMAGE
  55 #include <X11/extensions/Xdamage.h>
  56 #endif
  57 #ifdef IMLIB2
  58 #include "imlib2.h"
  59 #endif /* IMLIB2 */
  60 #endif /* X11 */
  61 #include <sys/types.h>
  62 #include <sys/stat.h>
  63 #include <netinet/in.h>
  64 #include <netdb.h>
  65 #include <fcntl.h>
  66 #include <getopt.h>
  67 #ifdef NCURSES
  68 #include <ncurses.h>
  69 #endif
  70 #ifdef XOAP
  71 #include <libxml/parser.h>
  72 #endif /* XOAP */
  73
  74 /* local headers */
  75 #include "core.h"
  76 #include "algebra.h"
  77 #include "build.h"
  78 #include "colours.h"
  79 #include "combine.h"
  80 #include "diskio.h"
  81 #include "exec.h"
  82 #include "proc.h"
  83 #ifdef X11
  84 #include "fonts.h"
  85 #endif
  86 #include "fs.h"
  87 #ifdef HAVE_ICONV
  88 #include "iconv_tools.h"
  89 #endif
  90 #include "logging.h"
  91 #include "mixer.h"
  92 #include "mail.h"
  93 #include "mboxscan.h"
  94 #include "net_stat.h"
  95 #ifdef NVIDIA
  96 #include "nvidia.h"
  97 #endif
  98 #include "read_tcp.h"
  99 #include "scroll.h"
 100 #include "specials.h"
 101 #include "temphelper.h"
 102 #include "template.h"
 103 #include "tailhead.h"
 104 #include "timeinfo.h"
 105 #include "top.h"
 106
 107 /* check for OS and include appropriate headers */
 108 #if defined(__linux__)
 109 #include "linux.h"
 110 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
 111 #include "freebsd.h"
 112 #elif defined(__OpenBSD__)
 113 #include "openbsd.h"
 114 #endif
 115
 116 #if defined(__FreeBSD_kernel__)
 117 #include <bsd/bsd.h>
 118 #endif
 119
 120 /* FIXME: apm_getinfo is unused here. maybe it's meant for common.c */
 121 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
 122                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
 123 int apm_getinfo(int fd, apm_info_t aip);
 124 char *get_apm_adapter(void);
 125 char *get_apm_battery_life(void);
 126 char *get_apm_battery_time(void);
 127 #endif
 128
 129 #ifdef CONFIG_OUTPUT
 130 #include "defconfig.h"
 131 #include "conf_cookie.h"
 132 #endif
 133
 134 #ifndef S_ISSOCK
 135 #define S_ISSOCK(x)   ((x & S_IFMT) == S_IFSOCK)
 136 #endif
 137
 138 #define MAIL_FILE "$MAIL"
 139 #define MAX_IF_BLOCK_DEPTH 5
 140
 141 //#define SIGNAL_BLOCKING
 142 #undef SIGNAL_BLOCKING
 143
 144 /* debugging level, used by logging.h */
 145 int global_debug_level = 0;
 146
 147 /* two strings for internal use */
 148 static char *tmpstring1, *tmpstring2;
 149
 150 /* variables holding various config settings */
 151 int short_units;
 152 int format_human_readable;
 153 int cpu_separate;
 154 enum {
 155         NO_SPACER = 0,
 156         LEFT_SPACER,
 157         RIGHT_SPACER
 158 } use_spacer;
 159 int top_cpu, top_mem, top_time;
 160 #ifdef IOSTATS
 161 int top_io;
 162 #endif
 163 #ifdef __linux__
 164 int top_running;
 165 #endif
 166 static unsigned int top_name_width = 15;
 167 int output_methods;
 168 static int extra_newline;
 169 enum x_initialiser_state x_initialised = NO;
 170 static volatile int g_signal_pending;
 171 /* Update interval */
 172 double update_interval;
 173 double update_interval_old;
 174 double update_interval_bat;
 175 void *global_cpu = NULL;
 176
 177 int argc_copy;
 178 char** argv_copy;
 179
 180 /* prototypes for internally used functions */
 181 static void signal_handler(int);
 182 static void print_version(void) __attribute__((noreturn));
 183 static void reload_config(void);
 184
 185 static void print_version(void)
 186 {
 187         printf(PACKAGE_NAME" "VERSION" compiled "BUILD_DATE" for "BUILD_ARCH"\n");
 188
 189         printf("\nCompiled in features:\n\n"
 190                    "System config file: "SYSTEM_CONFIG_FILE"\n"
 191                    "Package library path: "PACKAGE_LIBDIR"\n\n"
 192 #ifdef X11
 193                    " X11:\n"
 194 # ifdef HAVE_XDAMAGE
 195                    "  * Xdamage extension\n"
 196 # endif /* HAVE_XDAMAGE */
 197 # ifdef HAVE_XDBE
 198                    "  * XDBE (double buffer extension)\n"
 199 # endif /* HAVE_XDBE */
 200 # ifdef XFT
 201                    "  * Xft\n"
 202 # endif /* XFT */
 203 #endif /* X11 */
 204                    "\n Music detection:\n"
 205 #ifdef AUDACIOUS
 206                    "  * Audacious\n"
 207 #endif /* AUDACIOUS */
 208 #ifdef BMPX
 209                    "  * BMPx\n"
 210 #endif /* BMPX */
 211 #ifdef MPD
 212                    "  * MPD\n"
 213 #endif /* MPD */
 214 #ifdef MOC
 215                    "  * MOC\n"
 216 #endif /* MOC */
 217 #ifdef XMMS2
 218                    "  * XMMS2\n"
 219 #endif /* XMMS2 */
 220                    "\n General:\n"
 221 #ifdef HAVE_OPENMP
 222                    "  * OpenMP\n"
 223 #endif /* HAVE_OPENMP */
 224 #ifdef MATH
 225                    "  * math\n"
 226 #endif /* Math */
 227 #ifdef HDDTEMP
 228                    "  * hddtemp\n"
 229 #endif /* HDDTEMP */
 230 #ifdef TCP_PORT_MONITOR
 231                    "  * portmon\n"
 232 #endif /* TCP_PORT_MONITOR */
 233 #ifdef HAVE_CURL
 234                    "  * Curl\n"
 235 #endif /* HAVE_CURL */
 236 #ifdef RSS
 237                    "  * RSS\n"
 238 #endif /* RSS */
 239 #ifdef WEATHER
 240                    "  * Weather (METAR)\n"
 241 #ifdef XOAP
 242                    "  * Weather (XOAP)\n"
 243 #endif /* XOAP */
 244 #endif /* WEATHER */
 245 #ifdef HAVE_IWLIB
 246                    "  * wireless\n"
 247 #endif /* HAVE_IWLIB */
 248 #ifdef IBM
 249                    "  * support for IBM/Lenovo notebooks\n"
 250 #endif /* IBM */
 251 #ifdef NVIDIA
 252                    "  * nvidia\n"
 253 #endif /* NVIDIA */
 254 #ifdef EVE
 255                    "  * eve-online\n"
 256 #endif /* EVE */
 257 #ifdef CONFIG_OUTPUT
 258                    "  * config-output\n"
 259 #endif /* CONFIG_OUTPUT */
 260 #ifdef IMLIB2
 261                    "  * Imlib2\n"
 262 #endif /* IMLIB2 */
 263 #ifdef MIXER_IS_ALSA
 264                    "  * ALSA mixer support\n"
 265 #endif /* MIXER_IS_ALSA */
 266 #ifdef APCUPSD
 267                    "  * apcupsd\n"
 268 #endif /* APCUPSD */
 269 #ifdef IOSTATS
 270                    "  * iostats\n"
 271 #endif /* IOSTATS */
 272 #ifdef NCURSES
 273                    "  * ncurses\n"
 274 #endif /* NCURSES */
 275 #ifdef HAVE_LUA
 276                    "  * Lua\n"
 277                    "\n  Lua bindings:\n"
 278 #ifdef HAVE_LUA_CAIRO
 279                    "   * Cairo\n"
 280 #endif /* HAVE_LUA_CAIRO */
 281 #ifdef HAVE_LUA_IMLIB2
 282                    "   * Imlib2\n"
 283 #endif /* IMLIB2 */
 284 #endif /* HAVE_LUA */
 285         );
 286
 287         exit(EXIT_SUCCESS);
 288 }
 289
 290 static const char *suffixes[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "" };
 291
 292
 293 #ifdef X11
 294
 295 static void X11_create_window(void);
 296 static void X11_initialisation(void);
 297
 298 struct _x11_stuff_s {
 299         Region region;
 300 #ifdef HAVE_XDAMAGE
 301         Damage damage;
 302         XserverRegion region2, part;
 303         int event_base, error_base;
 304 #endif
 305 } x11_stuff;
 306
 307 /* text size */
 308
 309 static int text_start_x, text_start_y;  /* text start position in window */
 310 static int text_width, text_height;
 311
 312 /* alignments */
 313 enum alignment {
 314         TOP_LEFT = 1,
 315         TOP_RIGHT,
 316         TOP_MIDDLE,
 317         BOTTOM_LEFT,
 318         BOTTOM_RIGHT,
 319         BOTTOM_MIDDLE,
 320         MIDDLE_LEFT,
 321         MIDDLE_RIGHT,
 322         NONE
 323 };
 324
 325 /* display to connect to */
 326 static char *disp = NULL;
 327
 328 #endif /* X11 */
 329
 330 /* struct that has all info to be shared between
 331  * instances of the same text object */
 332 struct information info;
 333
 334 /* path to config file */
 335 char *current_config;
 336
 337 /* set to 1 if you want all text to be in uppercase */
 338 static unsigned int stuff_in_uppercase;
 339
 340 /* Run how many times? */
 341 static unsigned long total_run_times;
 342
 343 /* fork? */
 344 static int fork_to_background;
 345
 346 static int cpu_avg_samples, net_avg_samples, diskio_avg_samples;
 347
 348 /* filenames for output */
 349 char *overwrite_file = NULL; FILE *overwrite_fpointer = NULL;
 350 char *append_file = NULL; FILE *append_fpointer = NULL;
 351
 352 #ifdef X11
 353
 354 static int show_graph_scale;
 355 static int show_graph_range;
 356
 357 /* Position on the screen */
 358 static int text_alignment;
 359 static int gap_x, gap_y;
 360
 361 /* border */
 362 static int draw_borders;
 363 static int draw_graph_borders;
 364 static int stippled_borders;
 365
 366 int get_stippled_borders(void)
 367 {
 368         return stippled_borders;
 369 }
 370
 371 static int draw_shades, draw_outline;
 372
 373 long default_fg_color, default_bg_color, default_out_color;
 374
 375 /* create own window or draw stuff to root? */
 376 static int set_transparent = 0;
 377
 378 #ifdef OWN_WINDOW
 379 static int own_window = 0;
 380 static int background_colour = 0;
 381
 382 /* fixed size/pos is set if wm/user changes them */
 383 static int fixed_size = 0, fixed_pos = 0;
 384 #endif
 385
 386 static int minimum_width, minimum_height;
 387 static int maximum_width;
 388
 389 #endif /* X11 */
 390
 391 #ifdef __OpenBSD__
 392 static int sensor_device;
 393 #endif
 394
 395 long color0, color1, color2, color3, color4, color5, color6, color7, color8,
 396          color9;
 397
 398 /* maximum size of config TEXT buffer, i.e. below TEXT line. */
 399 unsigned int max_user_text;
 400
 401 /* maximum size of individual text buffers, ie $exec buffer size */
 402 unsigned int text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
 403
 404 /* UTF-8 */
 405 int utf8_mode = 0;
 406
 407 /* no buffers in used memory? */
 408 int no_buffers;
 409
 410 /* pad percentages to decimals? */
 411 static int pad_percents = 0;
 412
 413 static char *global_text = 0;
 414
 415 char *get_global_text(void)
 416 {
 417         return global_text;
 418 }
 419
 420 long global_text_lines;
 421
 422 static int total_updates;
 423 static int updatereset;
 424
 425 void set_updatereset(int i)
 426 {
 427         updatereset = i;
 428 }
 429
 430 int get_updatereset(void)
 431 {
 432         return updatereset;
 433 }
 434
 435 int check_contains(char *f, char *s)
 436 {
 437         int ret = 0;
 438         FILE *where = open_file(f, 0);
 439
 440         if (where) {
 441                 char buf1[256];
 442
 443                 while (fgets(buf1, 256, where)) {
 444                         if (strstr(buf1, s)) {
 445                                 ret = 1;
 446                                 break;
 447                         }
 448                 }
 449                 fclose(where);
 450         } else {
 451                 NORM_ERR("Could not open the file");
 452         }
 453         return ret;
 454 }
 455
 456 #define SECRIT_MULTILINE_CHAR '\x02'
 457
 458 static inline int calc_text_width(const char *s)
 459 {
 460         size_t slen = strlen(s);
 461
 462 #ifdef X11
 463         if ((output_methods & TO_X) == 0) {
 464 #endif /* X11 */
 465                 return slen;
 466 #ifdef X11
 467         }
 468 #ifdef XFT
 469         if (use_xft) {
 470                 XGlyphInfo gi;
 471
 472                 if (utf8_mode) {
 473                         XftTextExtentsUtf8(display, fonts[selected_font].xftfont,
 474                                 (const FcChar8 *) s, slen, &gi);
 475                 } else {
 476                         XftTextExtents8(display, fonts[selected_font].xftfont,
 477                                 (const FcChar8 *) s, slen, &gi);
 478                 }
 479                 return gi.xOff;
 480         } else
 481 #endif
 482         {
 483                 return XTextWidth(fonts[selected_font].font, s, slen);
 484         }
 485 #endif /* X11 */
 486 }
 487
 488 /* formatted text to render on screen, generated in generate_text(),
 489  * drawn in draw_stuff() */
 490
 491 static char *text_buffer;
 492
 493 /* quite boring functions */
 494
 495 static inline void for_each_line(char *b, int f(char *, int))
 496 {
 497         char *ps, *pe;
 498         int special_index = 0; /* specials index */
 499
 500         for (ps = b, pe = b; *pe; pe++) {
 501                 if (*pe == '\n') {
 502                         *pe = '\0';
 503                         special_index = f(ps, special_index);
 504                         *pe = '\n';
 505                         ps = pe + 1;
 506                 }
 507         }
 508
 509         if (ps < pe) {
 510                 f(ps, special_index);
 511         }
 512 }
 513
 514 static void convert_escapes(char *buf)
 515 {
 516         char *p = buf, *s = buf;
 517
 518         while (*s) {
 519                 if (*s == '\\') {
 520                         s++;
 521                         if (*s == 'n') {
 522                                 *p++ = '\n';
 523                         } else if (*s == '\\') {
 524                                 *p++ = '\\';
 525                         }
 526                         s++;
 527                 } else {
 528                         *p++ = *s++;
 529                 }
 530         }
 531         *p = '\0';
 532 }
 533
 534 /* Prints anything normally printed with snprintf according to the current value
 535  * of use_spacer.  Actually slightly more flexible than snprintf, as you can
 536  * safely specify the destination buffer as one of your inputs.  */
 537 int spaced_print(char *buf, int size, const char *format, int width, ...)
 538 {
 539         int len = 0;
 540         va_list argp;
 541         char *tempbuf;
 542
 543         if (size < 1) {
 544                 return 0;
 545         }
 546         tempbuf = malloc(size * sizeof(char));
 547
 548         // Passes the varargs along to vsnprintf
 549         va_start(argp, width);
 550         vsnprintf(tempbuf, size, format, argp);
 551         va_end(argp);
 552
 553         switch (use_spacer) {
 554                 case NO_SPACER:
 555                         len = snprintf(buf, size, "%s", tempbuf);
 556                         break;
 557                 case LEFT_SPACER:
 558                         len = snprintf(buf, size, "%*s", width, tempbuf);
 559                         break;
 560                 case RIGHT_SPACER:
 561                         len = snprintf(buf, size, "%-*s", width, tempbuf);
 562                         break;
 563         }
 564         free(tempbuf);
 565         return len;
 566 }
 567
 568 /* print percentage values
 569  *
 570  * - i.e., unsigned values between 0 and 100
 571  * - respect the value of pad_percents */
 572 int percent_print(char *buf, int size, unsigned value)
 573 {
 574         return spaced_print(buf, size, "%u", pad_percents, value);
 575 }
 576
 577 /* converts from bytes to human readable format (K, M, G, T)
 578  *
 579  * The algorithm always divides by 1024, as unit-conversion of byte
 580  * counts suggests. But for output length determination we need to
 581  * compare with 1000 here, as we print in decimal form. */
 582 void human_readable(long long num, char *buf, int size)
 583 {
 584         const char **suffix = suffixes;
 585         float fnum;
 586         int precision;
 587         int width;
 588         const char *format;
 589
 590         /* Possibly just output as usual, for example for stdout usage */
 591         if (!format_human_readable) {
 592                 spaced_print(buf, size, "%d", 6, round_to_int(num));
 593                 return;
 594         }
 595         if (short_units) {
 596                 width = 5;
 597                 format = "%.*f%.1s";
 598         } else {
 599                 width = 7;
 600                 format = "%.*f%-3s";
 601         }
 602
 603         if (llabs(num) < 1000LL) {
 604                 spaced_print(buf, size, format, width, 0, (float)num, *suffix);
 605                 return;
 606         }
 607
 608         while (llabs(num / 1024) >= 1000LL && **(suffix + 2)) {
 609                 num /= 1024;
 610                 suffix++;
 611         }
 612
 613         suffix++;
 614         fnum = num / 1024.0;
 615
 616         /* fnum should now be < 1000, so looks like 'AAA.BBBBB'
 617          *
 618          * The goal is to always have a significance of 3, by
 619          * adjusting the decimal part of the number. Sample output:
 620          *  123MiB
 621          * 23.4GiB
 622          * 5.12B
 623          * so the point of alignment resides between number and unit. The
 624          * upside of this is that there is minimal padding necessary, though
 625          * there should be a way to make alignment take place at the decimal
 626          * dot (then with fixed width decimal part).
 627          *
 628          * Note the repdigits below: when given a precision value, printf()
 629          * rounds the float to it, not just cuts off the remaining digits. So
 630          * e.g. 99.95 with a precision of 1 gets 100.0, which again should be
 631          * printed with a precision of 0. Yay. */
 632
 633         precision = 0;          /* print 100-999 without decimal part */
 634         if (fnum < 99.95)
 635                 precision = 1;  /* print 10-99 with one decimal place */
 636         if (fnum < 9.995)
 637                 precision = 2;  /* print 0-9 with two decimal places */
 638
 639         spaced_print(buf, size, format, width, precision, fnum, *suffix);
 640 }
 641
 642 /* global object list root element */
 643 static struct text_object global_root_object;
 644
 645 static long current_text_color;
 646
 647 void set_current_text_color(long colour)
 648 {
 649         current_text_color = colour;
 650 }
 651
 652 long get_current_text_color(void)
 653 {
 654         return current_text_color;
 655 }
 656
 657 //adds newstring to to the tree unless you can already see it when travelling back.
 658 //if it's possible to attach it then it returns a pointer to the leaf, else it returns NULL
 659 struct conftree* conftree_add(struct conftree* previous, const char* newstring) {
 660         struct conftree* node;
 661         struct conftree* node2;
 662
 663         for(node = previous; node != NULL; node = node->back) {
 664                 if(strcmp(node->string, newstring) == 0) {
 665                         return NULL;
 666                 }
 667         }
 668         node = malloc(sizeof(struct conftree));
 669         if (previous != NULL) {
 670                 if(previous->vert_next == NULL) {
 671                         previous->vert_next = node;
 672                 } else {
 673                         for(node2 = previous->vert_next; node2->horz_next != NULL; node2 = node2->horz_next ) { }
 674                         node2->horz_next = node;
 675                 }
 676         }
 677         node->string = strdup(newstring);
 678         node->horz_next = NULL;
 679         node->vert_next = NULL;
 680         node->back = previous;
 681         return node;
 682 }
 683
 684 void conftree_empty(struct conftree* tree) {
 685         if(tree) {
 686                 conftree_empty(tree->horz_next);
 687                 conftree_empty(tree->vert_next);
 688                 free(tree->string);
 689                 free(tree);
 690         }
 691 }
 692
 693 struct conftree *currentconffile;
 694
 695 static void extract_variable_text(const char *p)
 696 {
 697         free_text_objects(&global_root_object, 0);
 698         if (tmpstring1) {
 699                 free(tmpstring1);
 700                 tmpstring1 = 0;
 701         }
 702         if (tmpstring2) {
 703                 free(tmpstring2);
 704                 tmpstring2 = 0;
 705         }
 706         if (text_buffer) {
 707                 free(text_buffer);
 708                 text_buffer = 0;
 709         }
 710
 711         extract_variable_text_internal(&global_root_object, p);
 712 }
 713
 714 void parse_conky_vars(struct text_object *root, const char *txt, char *p, struct information *cur)
 715 {
 716         extract_variable_text_internal(root, txt);
 717         generate_text_internal(p, max_user_text, *root, cur);
 718 }
 719
 720 static inline void format_media_player_time(char *buf, const int size,
 721                 int seconds)
 722 {
 723         int days, hours, minutes;
 724
 725         days = seconds / (24 * 60 * 60);
 726         seconds %= (24 * 60 * 60);
 727         hours = seconds / (60 * 60);
 728         seconds %= (60 * 60);
 729         minutes = seconds / 60;
 730         seconds %= 60;
 731
 732         if (days > 0) {
 733                 snprintf(buf, size, "%i days %i:%02i:%02i", days,
 734                                 hours, minutes, seconds);
 735         } else if (hours > 0) {
 736                 snprintf(buf, size, "%i:%02i:%02i", hours, minutes,
 737                                 seconds);
 738         } else {
 739                 snprintf(buf, size, "%i:%02i", minutes, seconds);
 740         }
 741 }
 742
 743 /* substitutes all occurrences of '\n' with SECRIT_MULTILINE_CHAR, which allows
 744  * multiline objects like $exec work with $align[rc] and friends
 745  */
 746 void substitute_newlines(char *p, long l)
 747 {
 748         char *s = p;
 749         if (l < 0) return;
 750         while (p && *p && p < s + l) {
 751                 if (*p == '\n') {
 752                         /* only substitute if it's not the last newline */
 753                         *p = SECRIT_MULTILINE_CHAR;
 754                 }
 755                 p++;
 756         }
 757 }
 758
 759 void generate_text_internal(char *p, int p_max_size,
 760                 struct text_object root, struct information *cur)
 761 {
 762         struct text_object *obj;
 763 #ifdef X11
 764         int need_to_load_fonts = 0;
 765 #endif /* X11 */
 766
 767         /* for the OBJ_top* handler */
 768         struct process **needed = 0;
 769
 770 #ifdef HAVE_ICONV
 771         char buff_in[p_max_size];
 772         buff_in[0] = 0;
 773 #endif /* HAVE_ICONV */
 774
 775         p[0] = 0;
 776         obj = root.next;
 777         while (obj && p_max_size > 0) {
 778                 needed = 0; /* reset for top stuff */
 779
 780 /* IFBLOCK jumping algorithm
 781  *
 782  * This is easier as it looks like:
 783  * - each IF checks it's condition
 784  *   - on FALSE: call DO_JUMP
 785  *   - on TRUE: don't care
 786  * - each ELSE calls DO_JUMP unconditionally
 787  * - each ENDIF is silently being ignored
 788  *
 789  * Why this works:
 790  * DO_JUMP overwrites the "obj" variable of the loop and sets it to the target
 791  * (i.e. the corresponding ELSE or ENDIF). After that, processing for the given
 792  * object can continue, free()ing stuff e.g., then the for-loop does the rest: as
 793  * regularly, "obj" is being updated to point to obj->next, so object parsing
 794  * continues right after the corresponding ELSE or ENDIF. This means that if we
 795  * find an ELSE, it's corresponding IF must not have jumped, so we need to jump
 796  * always. If we encounter an ENDIF, it's corresponding IF or ELSE has not
 797  * jumped, and there is nothing to do.
 798  */
 799 #define DO_JUMP { \
 800         DBGP2("jumping"); \
 801         obj = obj->special_data; \
 802 }
 803
 804 #define OBJ(a) break; case OBJ_##a:
 805
 806                 switch (obj->type) {
 807                         default:
 808                                 NORM_ERR("not implemented obj type %d", obj->type);
 809                         OBJ(read_tcp) {
 810                                 print_read_tcp(obj, p, p_max_size);
 811                         }
 812 #ifndef __OpenBSD__
 813                         OBJ(acpitemp) {
 814                                 temp_print(p, p_max_size, get_acpi_temperature(obj->data.i), TEMP_CELSIUS);
 815                         }
 816 #endif /* !__OpenBSD__ */
 817                         OBJ(freq) {
 818                                 static int ok = 1;
 819                                 if (ok) {
 820                                         ok = get_freq(p, p_max_size, "%.0f", 1,
 821                                                         obj->data.i);
 822                                 }
 823                         }
 824                         OBJ(freq_g) {
 825                                 static int ok = 1;
 826                                 if (ok) {
 827 #ifndef __OpenBSD__
 828                                         ok = get_freq(p, p_max_size, "%'.2f", 1000,
 829                                                         obj->data.i);
 830 #else
 831                                         /* OpenBSD has no such flag (SUSv2) */
 832                                         ok = get_freq(p, p_max_size, "%.2f", 1000,
 833                                                         obj->data.i);
 834 #endif /* __OpenBSD */
 835                                 }
 836                         }
 837 #if defined(__linux__)
 838                         OBJ(voltage_mv) {
 839                                 static int ok = 1;
 840                                 if (ok) {
 841                                         ok = get_voltage(p, p_max_size, "%.0f", 1,
 842                                                         obj->data.i);
 843                                 }
 844                         }
 845                         OBJ(voltage_v) {
 846                                 static int ok = 1;
 847                                 if (ok) {
 848                                         ok = get_voltage(p, p_max_size, "%'.3f", 1000,
 849                                                         obj->data.i);
 850                                 }
 851                         }
 852
 853 #ifdef HAVE_IWLIB
 854                         OBJ(wireless_essid) {
 855                                 print_wireless_essid(obj, p, p_max_size);
 856                         }
 857                         OBJ(wireless_mode) {
 858                                 print_wireless_mode(obj, p, p_max_size);
 859                         }
 860                         OBJ(wireless_bitrate) {
 861                                 print_wireless_bitrate(obj, p, p_max_size);
 862                         }
 863                         OBJ(wireless_ap) {
 864                                 print_wireless_ap(obj, p, p_max_size);
 865                         }
 866                         OBJ(wireless_link_qual) {
 867                                 print_wireless_link_qual(obj, p, p_max_size);
 868                         }
 869                         OBJ(wireless_link_qual_max) {
 870                                 print_wireless_link_qual_max(obj, p, p_max_size);
 871                         }
 872                         OBJ(wireless_link_qual_perc) {
 873                                 print_wireless_link_qual_perc(obj, p, p_max_size);
 874                         }
 875                         OBJ(wireless_link_bar) {
 876                                 print_wireless_link_bar(obj, p, p_max_size);
 877                         }
 878 #endif /* HAVE_IWLIB */
 879
 880 #endif /* __linux__ */
 881
 882 #ifndef __OpenBSD__
 883                         OBJ(adt746xcpu) {
 884                                 get_adt746x_cpu(p, p_max_size);
 885                         }
 886                         OBJ(adt746xfan) {
 887                                 get_adt746x_fan(p, p_max_size);
 888                         }
 889                         OBJ(acpifan) {
 890                                 get_acpi_fan(p, p_max_size);
 891                         }
 892                         OBJ(acpiacadapter) {
 893                                 get_acpi_ac_adapter(p, p_max_size);
 894                         }
 895                         OBJ(battery) {
 896                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_STATUS);
 897                         }
 898                         OBJ(battery_time) {
 899                                 get_battery_stuff(p, p_max_size, obj->data.s, BATTERY_TIME);
 900                         }
 901                         OBJ(battery_percent) {
 902                                 percent_print(p, p_max_size, get_battery_perct(obj->data.s));
 903                         }
 904                         OBJ(battery_bar) {
 905 #ifdef X11
 906                                 if(output_methods & TO_X) {
 907                                         new_bar(obj, p, get_battery_perct_bar(obj->data.s));
 908                                 }else
 909 #endif /* X11 */
 910                                         new_bar_in_shell(obj, p, p_max_size, get_battery_perct_bar(obj->data.s) / 2.55);
 911                         }
 912                         OBJ(battery_short) {
 913                                 get_battery_short_status(p, p_max_size, obj->data.s);
 914                         }
 915 #endif /* __OpenBSD__ */
 916
 917                         OBJ(buffers) {
 918                                 human_readable(cur->buffers * 1024, p, 255);
 919                         }
 920                         OBJ(cached) {
 921                                 human_readable(cur->cached * 1024, p, 255);
 922                         }
 923                         OBJ(cpu) {
 924                                 if (obj->data.i > info.cpu_count) {
 925                                         NORM_ERR("obj->data.i %i info.cpu_count %i",
 926                                                         obj->data.i, info.cpu_count);
 927                                         CRIT_ERR(NULL, NULL, "attempting to use more CPUs than you have!");
 928                                 }
 929                                 percent_print(p, p_max_size,
 930                                               round_to_int(cur->cpu_usage[obj->data.i] * 100.0));
 931                         }
 932 #ifdef X11
 933                         OBJ(cpugauge)
 934                                 new_gauge(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 935 #endif /* X11 */
 936                         OBJ(cpubar) {
 937 #ifdef X11
 938                                 if(output_methods & TO_X) {
 939                                         new_bar(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 255.0));
 940                                 }else
 941 #endif /* X11 */
 942                                         new_bar_in_shell(obj, p, p_max_size, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 943                         }
 944 #ifdef X11
 945                         OBJ(cpugraph) {
 946                                 new_graph(obj, p, round_to_int(cur->cpu_usage[obj->data.i] * 100));
 947                         }
 948                         OBJ(loadgraph) {
 949                                 print_loadgraph(obj, p);
 950                         }
 951 #endif /* X11 */
 952                         OBJ(color) {
 953                                 new_fg(p, obj->data.l);
 954                         }
 955 #ifdef X11
 956                         OBJ(color0) {
 957                                 new_fg(p, color0);
 958                         }
 959                         OBJ(color1) {
 960                                 new_fg(p, color1);
 961                         }
 962                         OBJ(color2) {
 963                                 new_fg(p, color2);
 964                         }
 965                         OBJ(color3) {
 966                                 new_fg(p, color3);
 967                         }
 968                         OBJ(color4) {
 969                                 new_fg(p, color4);
 970                         }
 971                         OBJ(color5) {
 972                                 new_fg(p, color5);
 973                         }
 974                         OBJ(color6) {
 975                                 new_fg(p, color6);
 976                         }
 977                         OBJ(color7) {
 978                                 new_fg(p, color7);
 979                         }
 980                         OBJ(color8) {
 981                                 new_fg(p, color8);
 982                         }
 983                         OBJ(color9) {
 984                                 new_fg(p, color9);
 985                         }
 986 #endif /* X11 */
 987                         OBJ(conky_version) {
 988                                 snprintf(p, p_max_size, "%s", VERSION);
 989                         }
 990                         OBJ(conky_build_date) {
 991                                 snprintf(p, p_max_size, "%s", BUILD_DATE);
 992                         }
 993                         OBJ(conky_build_arch) {
 994                                 snprintf(p, p_max_size, "%s", BUILD_ARCH);
 995                         }
 996 #if defined(__linux__)
 997                         OBJ(disk_protect) {
 998                                 snprintf(p, p_max_size, "%s",
 999                                                 get_disk_protect_queue(obj->data.s));
1000                         }
1001                         OBJ(i8k_version) {
1002                                 snprintf(p, p_max_size, "%s", i8k.version);
1003                         }
1004                         OBJ(i8k_bios) {
1005                                 snprintf(p, p_max_size, "%s", i8k.bios);
1006                         }
1007                         OBJ(i8k_serial) {
1008                                 snprintf(p, p_max_size, "%s", i8k.serial);
1009                         }
1010                         OBJ(i8k_cpu_temp) {
1011                                 int cpu_temp;
1012
1013                                 sscanf(i8k.cpu_temp, "%d", &cpu_temp);
1014                                 temp_print(p, p_max_size, (double)cpu_temp, TEMP_CELSIUS);
1015                         }
1016                         OBJ(i8k_left_fan_status) {
1017                                 int left_fan_status;
1018
1019                                 sscanf(i8k.left_fan_status, "%d", &left_fan_status);
1020                                 if (left_fan_status == 0) {
1021                                         snprintf(p, p_max_size, "off");
1022                                 }
1023                                 if (left_fan_status == 1) {
1024                                         snprintf(p, p_max_size, "low");
1025                                 }
1026                                 if (left_fan_status == 2) {
1027                                         snprintf(p, p_max_size, "high");
1028                                 }
1029                         }
1030                         OBJ(i8k_right_fan_status) {
1031                                 int right_fan_status;
1032
1033                                 sscanf(i8k.right_fan_status, "%d", &right_fan_status);
1034                                 if (right_fan_status == 0) {
1035                                         snprintf(p, p_max_size, "off");
1036                                 }
1037                                 if (right_fan_status == 1) {
1038                                         snprintf(p, p_max_size, "low");
1039                                 }
1040                                 if (right_fan_status == 2) {
1041                                         snprintf(p, p_max_size, "high");
1042                                 }
1043                         }
1044                         OBJ(i8k_left_fan_rpm) {
1045                                 snprintf(p, p_max_size, "%s", i8k.left_fan_rpm);
1046                         }
1047                         OBJ(i8k_right_fan_rpm) {
1048                                 snprintf(p, p_max_size, "%s", i8k.right_fan_rpm);
1049                         }
1050                         OBJ(i8k_ac_status) {
1051                                 int ac_status;
1052
1053                                 sscanf(i8k.ac_status, "%d", &ac_status);
1054                                 if (ac_status == -1) {
1055                                         snprintf(p, p_max_size, "disabled (read i8k docs)");
1056                                 }
1057                                 if (ac_status == 0) {
1058                                         snprintf(p, p_max_size, "off");
1059                                 }
1060                                 if (ac_status == 1) {
1061                                         snprintf(p, p_max_size, "on");
1062                                 }
1063                         }
1064                         OBJ(i8k_buttons_status) {
1065                                 snprintf(p, p_max_size, "%s", i8k.buttons_status);
1066                         }
1067 #if defined(IBM)
1068                         OBJ(ibm_fan) {
1069                                 get_ibm_acpi_fan(p, p_max_size);
1070                         }
1071                         OBJ(ibm_temps) {
1072                                 print_ibm_temps(obj, p, p_max_size);
1073                         }
1074                         OBJ(ibm_volume) {
1075                                 get_ibm_acpi_volume(p, p_max_size);
1076                         }
1077                         OBJ(ibm_brightness) {
1078                                 get_ibm_acpi_brightness(p, p_max_size);
1079                         }
1080 #endif /* IBM */
1081                         /* information from sony_laptop kernel module
1082                          * /sys/devices/platform/sony-laptop */
1083                         OBJ(sony_fanspeed) {
1084                                 get_sony_fanspeed(p, p_max_size);
1085                         }
1086                         OBJ(if_gw) {
1087                                 if (!gateway_exists()) {
1088                                         DO_JUMP;
1089                                 }
1090                         }
1091                         OBJ(gw_iface) {
1092                                 print_gateway_iface(p, p_max_size);
1093                         }
1094                         OBJ(gw_ip) {
1095                                 print_gateway_ip(p, p_max_size);
1096                         }
1097                         OBJ(laptop_mode) {
1098                                 snprintf(p, p_max_size, "%d", get_laptop_mode());
1099                         }
1100                         OBJ(pb_battery) {
1101                                 get_powerbook_batt_info(p, p_max_size, obj->data.i);
1102                         }
1103 #endif /* __linux__ */
1104 #if (defined(__FreeBSD__) || defined(__linux__))
1105                         OBJ(if_up) {
1106                                 if (!interface_up(obj)) {
1107                                         DO_JUMP;
1108                                 }
1109                         }
1110 #endif
1111 #ifdef __OpenBSD__
1112                         OBJ(obsd_sensors_temp) {
1113                                 print_obsd_sensors_temp(obj, p, p_max_size);
1114                         }
1115                         OBJ(obsd_sensors_fan) {
1116                                 print_obsd_sensors_fan(obj, p, p_max_size);
1117                         }
1118                         OBJ(obsd_sensors_volt) {
1119                                 print_obsd_sensors_volt(obj, p, p_max_size);
1120                         }
1121                         OBJ(obsd_vendor) {
1122                                 get_obsd_vendor(p, p_max_size);
1123                         }
1124                         OBJ(obsd_product) {
1125                                 get_obsd_product(p, p_max_size);
1126                         }
1127 #endif /* __OpenBSD__ */
1128 #ifdef X11
1129                         OBJ(font) {
1130                                 new_font(p, obj->data.s);
1131                                 need_to_load_fonts = 1;
1132                         }
1133 #endif /* X11 */
1134                         OBJ(diskio) {
1135                                 print_diskio(obj, 0, p, p_max_size);
1136                         }
1137                         OBJ(diskio_write) {
1138                                 print_diskio(obj, 1, p, p_max_size);
1139                         }
1140                         OBJ(diskio_read) {
1141                                 print_diskio(obj, -1, p, p_max_size);
1142                         }
1143 #ifdef X11
1144                         OBJ(diskiograph) {
1145                                 print_diskiograph(obj, 0, p);
1146                         }
1147                         OBJ(diskiograph_read) {
1148                                 print_diskiograph(obj, -1, p);
1149                         }
1150                         OBJ(diskiograph_write) {
1151                                 print_diskiograph(obj, 1, p);
1152                         }
1153 #endif /* X11 */
1154                         OBJ(downspeed) {
1155                                 print_downspeed(obj, p, p_max_size);
1156                         }
1157                         OBJ(downspeedf) {
1158                                 print_downspeedf(obj, p, p_max_size);
1159                         }
1160 #ifdef X11
1161                         OBJ(downspeedgraph) {
1162                                 print_downspeedgraph(obj, p);
1163                         }
1164 #endif /* X11 */
1165                         OBJ(else) {
1166                                 /* Since we see you, you're if has not jumped.
1167                                  * Do Ninja jump here: without leaving traces.
1168                                  * This is to prevent us from stale jumped flags.
1169                                  */
1170                                 obj = obj->sub;
1171                                 continue;
1172                         }
1173                         OBJ(endif) {
1174                                 /* harmless object, just ignore */
1175                         }
1176                         OBJ(addr) {
1177                                 print_addr(obj, p, p_max_size);
1178                         }
1179 #if defined(__linux__)
1180                         OBJ(addrs) {
1181                                 print_addrs(obj, p, p_max_size);
1182                         }
1183 #endif /* __linux__ */
1184 #if defined(IMLIB2) && defined(X11)
1185                         OBJ(image) {
1186                                 /* doesn't actually draw anything, just queues it omp.  the
1187                                  * image will get drawn after the X event loop */
1188                                 cimlib_add_image(obj->data.s);
1189                         }
1190 #endif /* IMLIB2 */
1191                         OBJ(eval) {
1192                                 evaluate(obj->data.s, p);
1193                         }
1194                         OBJ(exec) {
1195                                 print_exec(obj, p, p_max_size);
1196                         }
1197                         OBJ(execp) {
1198                                 print_execp(obj, p, p_max_size);
1199                         }
1200 #ifdef X11
1201                         OBJ(execgauge) {
1202                                 print_execgauge(obj, p, p_max_size);
1203                         }
1204 #endif /* X11 */
1205                         OBJ(execbar) {
1206                                 print_execbar(obj, p, p_max_size);
1207                         }
1208 #ifdef X11
1209                         OBJ(execgraph) {
1210                                 print_execgraph(obj, p, p_max_size);
1211                         }
1212 #endif /* X11 */
1213                         OBJ(execibar) {
1214                                 print_execibar(obj, p, p_max_size);
1215                         }
1216 #ifdef X11
1217                         OBJ(execigraph) {
1218                                 print_execigraph(obj, p, p_max_size);
1219                         }
1220                         OBJ(execigauge) {
1221                                 print_execigauge(obj, p, p_max_size);
1222                         }
1223 #endif /* X11 */
1224                         OBJ(execi) {
1225                                 print_execi(obj, p, p_max_size);
1226                         }
1227                         OBJ(execpi) {
1228                                 print_execpi(obj, p);
1229                         }
1230                         OBJ(texeci) {
1231                                 print_texeci(obj, p, p_max_size);
1232                         }
1233                         OBJ(imap_unseen) {
1234                                 print_imap_unseen(obj, p, p_max_size);
1235                         }
1236                         OBJ(imap_messages) {
1237                                 print_imap_messages(obj, p, p_max_size);
1238                         }
1239                         OBJ(pop3_unseen) {
1240                                 print_pop3_unseen(obj, p, p_max_size);
1241                         }
1242                         OBJ(pop3_used) {
1243                                 print_pop3_used(obj, p, p_max_size);
1244                         }
1245                         OBJ(fs_bar) {
1246                                 print_fs_bar(obj, 0, p, p_max_size);
1247                         }
1248                         OBJ(fs_free) {
1249                                 print_fs_free(obj, p, p_max_size);
1250                         }
1251                         OBJ(fs_free_perc) {
1252                                 print_fs_perc(obj, 1, p, p_max_size);
1253                         }
1254                         OBJ(fs_size) {
1255                                 print_fs_size(obj, p, p_max_size);
1256                         }
1257                         OBJ(fs_type) {
1258                                 print_fs_type(obj, p, p_max_size);
1259                         }
1260                         OBJ(fs_used) {
1261                                 print_fs_used(obj, p, p_max_size);
1262                         }
1263                         OBJ(fs_bar_free) {
1264                                 print_fs_bar(obj, 1, p, p_max_size);
1265                         }
1266                         OBJ(fs_used_perc) {
1267                                 print_fs_perc(obj, 0, p, p_max_size);
1268                         }
1269                         OBJ(loadavg) {
1270                                 print_loadavg(obj, p, p_max_size);
1271                         }
1272                         OBJ(goto) {
1273                                 new_goto(p, obj->data.i);
1274                         }
1275                         OBJ(tab) {
1276                                 new_tab(obj, p);
1277                         }
1278 #ifdef X11
1279                         OBJ(hr) {
1280                                 new_hr(p, obj->data.i);
1281                         }
1282 #endif
1283                         OBJ(nameserver) {
1284                                 print_nameserver(obj, p, p_max_size);
1285                         }
1286 #ifdef EVE
1287                         OBJ(eve) {
1288                                 print_eve(obj, p, p_max_size);
1289                         }
1290 #endif
1291 #ifdef HAVE_CURL
1292                         OBJ(curl) {
1293                                 curl_print(obj, p, p_max_size);
1294                         }
1295 #endif
1296 #ifdef RSS
1297                         OBJ(rss) {
1298                                 rss_print_info(obj, p, p_max_size);
1299                         }
1300 #endif
1301 #ifdef WEATHER
1302                         OBJ(weather) {
1303                                 print_weather(obj, p, p_max_size);
1304                         }
1305 #endif
1306 #ifdef XOAP
1307                         OBJ(weather_forecast) {
1308                                 print_weather_forecast(obj, p, p_max_size);
1309                         }
1310 #endif
1311 #ifdef HAVE_LUA
1312                         OBJ(lua) {
1313                                 char *str = llua_getstring(obj->data.s);
1314                                 if (str) {
1315                                         snprintf(p, p_max_size, "%s", str);
1316                                         free(str);
1317                                 }
1318                         }
1319                         OBJ(lua_parse) {
1320                                 char *str = llua_getstring(obj->data.s);
1321                                 if (str) {
1322                                         evaluate(str, p);
1323                                         free(str);
1324                                 }
1325                         }
1326                         OBJ(lua_bar) {
1327                                 double per;
1328                                 if (llua_getnumber(obj->data.s, &per)) {
1329 #ifdef X11
1330                                         if(output_methods & TO_X) {
1331                                                 new_bar(obj, p, (per/100.0 * 255));
1332                                         } else
1333 #endif /* X11 */
1334                                                 new_bar_in_shell(obj, p, p_max_size, per);
1335                                 }
1336                         }
1337 #ifdef X11
1338                         OBJ(lua_graph) {
1339                                 double per;
1340                                 if (llua_getnumber(obj->data.s, &per)) {
1341                                         new_graph(obj, p, per);
1342                                 }
1343                         }
1344                         OBJ(lua_gauge) {
1345                                 double per;
1346                                 if (llua_getnumber(obj->data.s, &per)) {
1347                                         new_gauge(obj, p, (per/100.0 * 255));
1348                                 }
1349                         }
1350 #endif /* X11 */
1351 #endif /* HAVE_LUA */
1352 #ifdef HDDTEMP
1353                         OBJ(hddtemp) {
1354                                 short val;
1355                                 char unit;
1356
1357                                 if (get_hddtemp_info(obj->data.s, &val, &unit)) {
1358                                         snprintf(p, p_max_size, "N/A");
1359                                 } else {
1360                                         temp_print(p, p_max_size, (double)val,
1361                                                         (unit == 'C' ? TEMP_CELSIUS : TEMP_FAHRENHEIT));
1362                                 }
1363                         }
1364 #endif
1365                         OBJ(offset) {
1366                                 new_offset(p, obj->data.i);
1367                         }
1368                         OBJ(voffset) {
1369                                 new_voffset(p, obj->data.i);
1370                         }
1371 #ifdef __linux__
1372                         OBJ(i2c) {
1373                                 print_sysfs_sensor(obj, p, p_max_size);
1374                         }
1375                         OBJ(platform) {
1376                                 print_sysfs_sensor(obj, p, p_max_size);
1377                         }
1378                         OBJ(hwmon) {
1379                                 print_sysfs_sensor(obj, p, p_max_size);
1380                         }
1381 #endif /* __linux__ */
1382                         OBJ(alignr) {
1383                                 new_alignr(p, obj->data.i);
1384                         }
1385                         OBJ(alignc) {
1386                                 new_alignc(p, obj->data.i);
1387                         }
1388                         OBJ(if_empty) {
1389                                 char buf[max_user_text];
1390                                 struct information *tmp_info =
1391                                         malloc(sizeof(struct information));
1392                                 memcpy(tmp_info, cur, sizeof(struct information));
1393                                 generate_text_internal(buf, max_user_text,
1394                                                        *obj->sub, tmp_info);
1395
1396                                 if (strlen(buf) != 0) {
1397                                         DO_JUMP;
1398                                 }
1399                                 free(tmp_info);
1400                         }
1401                         OBJ(if_match) {
1402                                 char expression[max_user_text];
1403                                 int val;
1404                                 struct information *tmp_info;
1405
1406                                 tmp_info = malloc(sizeof(struct information));
1407                                 memcpy(tmp_info, cur, sizeof(struct information));
1408                                 generate_text_internal(expression, max_user_text,
1409                                                        *obj->sub, tmp_info);
1410                                 DBGP("parsed arg into '%s'", expression);
1411
1412                                 val = compare(expression);
1413                                 if (val == -2) {
1414                                         NORM_ERR("compare failed for expression '%s'",
1415                                                         expression);
1416                                 } else if (!val) {
1417                                         DO_JUMP;
1418                                 }
1419                                 free(tmp_info);
1420                         }
1421                         OBJ(if_existing) {
1422                                 char *spc;
1423
1424                                 spc = strchr(obj->data.s, ' ');
1425                                 if (!spc && access(obj->data.s, F_OK)) {
1426                                         DO_JUMP;
1427                                 } else if (spc) {
1428                                         *spc = '\0';
1429                                         if (check_contains(obj->data.s, spc + 1))
1430                                                 DO_JUMP;
1431                                         *spc = ' ';
1432                                 }
1433                         }
1434                         OBJ(if_mounted) {
1435                                 if ((obj->data.s)
1436                                                 && (!check_mount(obj->data.s))) {
1437                                         DO_JUMP;
1438                                 }
1439                         }
1440                         OBJ(if_running) {
1441 #ifdef __linux__
1442                                 if (!get_process_by_name(obj->data.s)) {
1443 #else
1444                                 if ((obj->data.s) && system(obj->data.s)) {
1445 #endif
1446                                         DO_JUMP;
1447                                 }
1448                         }
1449 #if defined(__linux__)
1450                         OBJ(ioscheduler) {
1451                                 snprintf(p, p_max_size, "%s", get_ioscheduler(obj->data.s));
1452                         }
1453 #endif
1454                         OBJ(kernel) {
1455                                 snprintf(p, p_max_size, "%s", cur->uname_s.release);
1456                         }
1457                         OBJ(machine) {
1458                                 snprintf(p, p_max_size, "%s", cur->uname_s.machine);
1459                         }
1460
1461                         /* memory stuff */
1462                         OBJ(mem) {
1463                                 human_readable(cur->mem * 1024, p, 255);
1464                         }
1465                         OBJ(memeasyfree) {
1466                                 human_readable(cur->memeasyfree * 1024, p, 255);
1467                         }
1468                         OBJ(memfree) {
1469                                 human_readable(cur->memfree * 1024, p, 255);
1470                         }
1471                         OBJ(memmax) {
1472                                 human_readable(cur->memmax * 1024, p, 255);
1473                         }
1474                         OBJ(memperc) {
1475                                 if (cur->memmax)
1476                                         percent_print(p, p_max_size, cur->mem * 100 / cur->memmax);
1477                         }
1478 #ifdef X11
1479                         OBJ(memgauge){
1480                                 new_gauge(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1481                         }
1482 #endif /* X11 */
1483                         OBJ(membar) {
1484 #ifdef X11
1485                                 if(output_methods & TO_X) {
1486                                         new_bar(obj, p, cur->memmax ? (cur->mem * 255) / (cur->memmax) : 0);
1487                                 }else
1488 #endif /* X11 */
1489                                         new_bar_in_shell(obj, p, p_max_size, cur->memmax ? (cur->mem * 100) / (cur->memmax) : 0);
1490                         }
1491 #ifdef X11
1492                         OBJ(memgraph) {
1493                                 new_graph(obj, p, cur->memmax ? (cur->mem * 100.0) / (cur->memmax) : 0.0);
1494                         }
1495 #endif /* X11 */
1496                         /* mixer stuff */
1497                         OBJ(mixer) {
1498                                 print_mixer(obj, 0, p, p_max_size);
1499                         }
1500                         OBJ(mixerl) {
1501                                 print_mixer(obj, -1, p, p_max_size);
1502                         }
1503                         OBJ(mixerr) {
1504                                 print_mixer(obj, 1, p, p_max_size);
1505                         }
1506 #ifdef X11
1507                         OBJ(mixerbar) {
1508                                 print_mixer_bar(obj, 0, p);
1509                         }
1510                         OBJ(mixerlbar) {
1511                                 print_mixer_bar(obj, -1, p);
1512                         }
1513                         OBJ(mixerrbar) {
1514                                 print_mixer_bar(obj, 1, p);
1515                         }
1516 #endif /* X11 */
1517                         OBJ(if_mixer_mute) {
1518                                 if (!check_mixer_muted(obj)) {
1519                                         DO_JUMP;
1520                                 }
1521                         }
1522 #ifdef X11
1523 #define NOT_IN_X "Not running in X"
1524                         OBJ(monitor) {
1525                                 if(x_initialised != YES) {
1526                                         strncpy(p, NOT_IN_X, p_max_size);
1527                                 }else{
1528                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.current);
1529                                 }
1530                         }
1531                         OBJ(monitor_number) {
1532                                 if(x_initialised != YES) {
1533                                         strncpy(p, NOT_IN_X, p_max_size);
1534                                 }else{
1535                                         snprintf(p, p_max_size, "%d", cur->x11.monitor.number);
1536                                 }
1537                         }
1538                         OBJ(desktop) {
1539                                 if(x_initialised != YES) {
1540                                         strncpy(p, NOT_IN_X, p_max_size);
1541                                 }else{
1542                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.current);
1543                                 }
1544                         }
1545                         OBJ(desktop_number) {
1546                                 if(x_initialised != YES) {
1547                                         strncpy(p, NOT_IN_X, p_max_size);
1548                                 }else{
1549                                         snprintf(p, p_max_size, "%d", cur->x11.desktop.number);
1550                                 }
1551                         }
1552                         OBJ(desktop_name) {
1553                                 if(x_initialised != YES) {
1554                                         strncpy(p, NOT_IN_X, p_max_size);
1555                                 }else if(cur->x11.desktop.name != NULL) {
1556                                         strncpy(p, cur->x11.desktop.name, p_max_size);
1557                                 }
1558                         }
1559 #endif /* X11 */
1560
1561                         /* mail stuff */
1562                         OBJ(mails) {
1563                                 print_mails(obj, p, p_max_size);
1564                         }
1565                         OBJ(new_mails) {
1566                                 print_new_mails(obj, p, p_max_size);
1567                         }
1568                         OBJ(seen_mails) {
1569                                 print_seen_mails(obj, p, p_max_size);
1570                         }
1571                         OBJ(unseen_mails) {
1572                                 print_unseen_mails(obj, p, p_max_size);
1573                         }
1574                         OBJ(flagged_mails) {
1575                                 print_flagged_mails(obj, p, p_max_size);
1576                         }
1577                         OBJ(unflagged_mails) {
1578                                 print_unflagged_mails(obj, p, p_max_size);
1579                         }
1580                         OBJ(forwarded_mails) {
1581                                 print_forwarded_mails(obj, p, p_max_size);
1582                         }
1583                         OBJ(unforwarded_mails) {
1584                                 print_unforwarded_mails(obj, p, p_max_size);
1585                         }
1586                         OBJ(replied_mails) {
1587                                 print_replied_mails(obj, p, p_max_size);
1588                         }
1589                         OBJ(unreplied_mails) {
1590                                 print_unreplied_mails(obj, p, p_max_size);
1591                         }
1592                         OBJ(draft_mails) {
1593                                 print_draft_mails(obj, p, p_max_size);
1594                         }
1595                         OBJ(trashed_mails) {
1596                                 print_trashed_mails(obj, p, p_max_size);
1597                         }
1598                         OBJ(mboxscan) {
1599                                 print_mboxscan(obj, p, p_max_size);
1600                         }
1601                         OBJ(nodename) {
1602                                 snprintf(p, p_max_size, "%s", cur->uname_s.nodename);
1603                         }
1604                         OBJ(outlinecolor) {
1605                                 new_outline(p, obj->data.l);
1606                         }
1607                         OBJ(pid) {
1608                                 print_pid(obj, p, p_max_size);
1609                         }
1610                         OBJ(processes) {
1611                                 spaced_print(p, p_max_size, "%hu", 4, cur->procs);
1612                         }
1613                         OBJ(running_processes) {
1614                                 spaced_print(p, p_max_size, "%hu", 4, cur->run_procs);
1615                         }
1616                         OBJ(threads) {
1617                                 spaced_print(p, p_max_size, "%hu", 4, cur->threads);
1618                         }
1619                         OBJ(text) {
1620                                 snprintf(p, p_max_size, "%s", obj->data.s);
1621                         }
1622 #ifdef X11
1623                         OBJ(shadecolor) {
1624                                 new_bg(p, obj->data.l);
1625                         }
1626                         OBJ(stippled_hr) {
1627                                 new_stippled_hr(obj, p);
1628                         }
1629 #endif /* X11 */
1630                         OBJ(swap) {
1631                                 human_readable(cur->swap * 1024, p, 255);
1632                         }
1633                         OBJ(swapfree) {
1634                                 human_readable(cur->swapfree * 1024, p, 255);
1635                         }
1636                         OBJ(swapmax) {
1637                                 human_readable(cur->swapmax * 1024, p, 255);
1638                         }
1639                         OBJ(swapperc) {
1640                                 if (cur->swapmax == 0) {
1641                                         strncpy(p, "No swap", p_max_size);
1642                                 } else {
1643                                         percent_print(p, p_max_size, cur->swap * 100 / cur->swapmax);
1644                                 }
1645                         }
1646                         OBJ(swapbar) {
1647 #ifdef X11
1648                                 if(output_methods & TO_X) {
1649                                         new_bar(obj, p, cur->swapmax ? (cur->swap * 255) / (cur->swapmax) : 0);
1650                                 }else
1651 #endif /* X11 */
1652                                         new_bar_in_shell(obj, p, p_max_size, cur->swapmax ? (cur->swap * 100) / (cur->swapmax) : 0);
1653                         }
1654                         OBJ(sysname) {
1655                                 snprintf(p, p_max_size, "%s", cur->uname_s.sysname);
1656                         }
1657                         OBJ(time) {
1658                                 print_time(obj, p, p_max_size);
1659                         }
1660                         OBJ(utime) {
1661                                 print_utime(obj, p, p_max_size);
1662                         }
1663                         OBJ(tztime) {
1664                                 print_tztime(obj, p, p_max_size);
1665                         }
1666                         OBJ(totaldown) {
1667                                 print_totaldown(obj, p, p_max_size);
1668                         }
1669                         OBJ(totalup) {
1670                                 print_totalup(obj, p, p_max_size);
1671                         }
1672                         OBJ(updates) {
1673                                 snprintf(p, p_max_size, "%d", total_updates);
1674                         }
1675                         OBJ(if_updatenr) {
1676                                 if(total_updates % updatereset != obj->data.i - 1) {
1677                                         DO_JUMP;
1678                                 }
1679                         }
1680                         OBJ(upspeed) {
1681                                 print_upspeed(obj, p, p_max_size);
1682                         }
1683                         OBJ(upspeedf) {
1684                                 print_upspeedf(obj, p, p_max_size);
1685                         }
1686 #ifdef X11
1687                         OBJ(upspeedgraph) {
1688                                 print_upspeedgraph(obj, p);
1689                         }
1690 #endif /* X11 */
1691                         OBJ(uptime_short) {
1692                                 format_seconds_short(p, p_max_size, (int) cur->uptime);
1693                         }
1694                         OBJ(uptime) {
1695                                 format_seconds(p, p_max_size, (int) cur->uptime);
1696                         }
1697                         OBJ(user_names) {
1698                                 snprintf(p, p_max_size, "%s", cur->users.names);
1699                         }
1700                         OBJ(user_terms) {
1701                                 snprintf(p, p_max_size, "%s", cur->users.terms);
1702                         }
1703                         OBJ(user_times) {
1704                                 snprintf(p, p_max_size, "%s", cur->users.times);
1705                         }
1706                         OBJ(user_number) {
1707                                 snprintf(p, p_max_size, "%d", cur->users.number);
1708                         }
1709 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) \
1710                 || defined(__OpenBSD__)) && (defined(i386) || defined(__i386__))
1711                         OBJ(apm_adapter) {
1712                                 char *msg;
1713
1714                                 msg = get_apm_adapter();
1715                                 snprintf(p, p_max_size, "%s", msg);
1716                                 free(msg);
1717                         }
1718                         OBJ(apm_battery_life) {
1719                                 char *msg;
1720
1721                                 msg = get_apm_battery_life();
1722                                 snprintf(p, p_max_size, "%s", msg);
1723                                 free(msg);
1724                         }
1725                         OBJ(apm_battery_time) {
1726                                 char *msg;
1727
1728                                 msg = get_apm_battery_time();
1729                                 snprintf(p, p_max_size, "%s", msg);
1730                                 free(msg);
1731                         }
1732 #endif /* __FreeBSD__ __OpenBSD__ */
1733
1734 #ifdef MPD
1735 #define mpd_printf(fmt, val) \
1736         snprintf(p, p_max_size, fmt, mpd_get_info()->val)
1737 #define mpd_sprintf(val) { \
1738         if (!obj->data.i || obj->data.i > p_max_size) \
1739                 mpd_printf("%s", val); \
1740         else \
1741                 snprintf(p, obj->data.i, "%s", mpd_get_info()->val); \
1742 }
1743                         OBJ(mpd_title)
1744                                 mpd_sprintf(title);
1745                         OBJ(mpd_artist)
1746                                 mpd_sprintf(artist);
1747                         OBJ(mpd_album)
1748                                 mpd_sprintf(album);
1749                         OBJ(mpd_random)
1750                                 mpd_printf("%s", random);
1751                         OBJ(mpd_repeat)
1752                                 mpd_printf("%s", repeat);
1753                         OBJ(mpd_track)
1754                                 mpd_sprintf(track);
1755                         OBJ(mpd_name)
1756                                 mpd_sprintf(name);
1757                         OBJ(mpd_file)
1758                                 mpd_sprintf(file);
1759                         OBJ(mpd_vol)
1760                                 mpd_printf("%d", volume);
1761                         OBJ(mpd_bitrate)
1762                                 mpd_printf("%d", bitrate);
1763                         OBJ(mpd_status)
1764                                 mpd_printf("%s", status);
1765                         OBJ(mpd_elapsed) {
1766                                 format_media_player_time(p, p_max_size, mpd_get_info()->elapsed);
1767                         }
1768                         OBJ(mpd_length) {
1769                                 format_media_player_time(p, p_max_size, mpd_get_info()->length);
1770                         }
1771                         OBJ(mpd_percent) {
1772                                 percent_print(p, p_max_size, (int)(mpd_get_info()->progress * 100));
1773                         }
1774                         OBJ(mpd_bar) {
1775 #ifdef X11
1776                                 if(output_methods & TO_X) {
1777                                         new_bar(obj, p, (int) (mpd_get_info()->progress * 255.0f));
1778                                 } else
1779 #endif /* X11 */
1780                                         new_bar_in_shell(obj, p, p_max_size, (int) (mpd_get_info()->progress * 100.0f));
1781                         }
1782                         OBJ(mpd_smart) {
1783                                 struct mpd_s *mpd = mpd_get_info();
1784                                 int len = obj->data.i;
1785                                 if (len == 0 || len > p_max_size)
1786                                         len = p_max_size;
1787
1788                                 memset(p, 0, p_max_size);
1789                                 if (mpd->artist && *mpd->artist &&
1790                                     mpd->title && *mpd->title) {
1791                                         snprintf(p, len, "%s - %s", mpd->artist,
1792                                                 mpd->title);
1793                                 } else if (mpd->title && *mpd->title) {
1794                                         snprintf(p, len, "%s", mpd->title);
1795                                 } else if (mpd->artist && *mpd->artist) {
1796                                         snprintf(p, len, "%s", mpd->artist);
1797                                 } else if (mpd->file && *mpd->file) {
1798                                         snprintf(p, len, "%s", mpd->file);
1799                                 } else {
1800                                         *p = 0;
1801                                 }
1802                         }
1803                         OBJ(if_mpd_playing) {
1804                                 if (!mpd_get_info()->is_playing) {
1805                                         DO_JUMP;
1806                                 }
1807                         }
1808 #undef mpd_sprintf
1809 #undef mpd_printf
1810 #endif
1811
1812 #ifdef MOC
1813 #define MOC_PRINT(t, a) \
1814         snprintf(p, p_max_size, "%s", (moc.t ? moc.t : a))
1815                         OBJ(moc_state) {
1816                                 MOC_PRINT(state, "??");
1817                         }
1818                         OBJ(moc_file) {
1819                                 MOC_PRINT(file, "no file");
1820                         }
1821                         OBJ(moc_title) {
1822                                 MOC_PRINT(title, "no title");
1823                         }
1824                         OBJ(moc_artist) {
1825                                 MOC_PRINT(artist, "no artist");
1826                         }
1827                         OBJ(moc_song) {
1828                                 MOC_PRINT(song, "no song");
1829                         }
1830                         OBJ(moc_album) {
1831                                 MOC_PRINT(album, "no album");
1832                         }
1833                         OBJ(moc_totaltime) {
1834                                 MOC_PRINT(totaltime, "0:00");
1835                         }
1836                         OBJ(moc_timeleft) {
1837                                 MOC_PRINT(timeleft, "0:00");
1838                         }
1839                         OBJ(moc_curtime) {
1840                                 MOC_PRINT(curtime, "0:00");
1841                         }
1842                         OBJ(moc_bitrate) {
1843                                 MOC_PRINT(bitrate, "0Kbps");
1844                         }
1845                         OBJ(moc_rate) {
1846                                 MOC_PRINT(rate, "0KHz");
1847                         }
1848 #undef MOC_PRINT
1849 #endif /* MOC */
1850 #ifdef XMMS2
1851                         OBJ(xmms2_artist) {
1852                                 snprintf(p, p_max_size, "%s", cur->xmms2.artist);
1853                         }
1854                         OBJ(xmms2_album) {
1855                                 snprintf(p, p_max_size, "%s", cur->xmms2.album);
1856                         }
1857                         OBJ(xmms2_title) {
1858                                 snprintf(p, p_max_size, "%s", cur->xmms2.title);
1859                         }
1860                         OBJ(xmms2_genre) {
1861                                 snprintf(p, p_max_size, "%s", cur->xmms2.genre);
1862                         }
1863                         OBJ(xmms2_comment) {
1864                                 snprintf(p, p_max_size, "%s", cur->xmms2.comment);
1865                         }
1866                         OBJ(xmms2_url) {
1867                                 snprintf(p, p_max_size, "%s", cur->xmms2.url);
1868                         }
1869                         OBJ(xmms2_status) {
1870                                 snprintf(p, p_max_size, "%s", cur->xmms2.status);
1871                         }
1872                         OBJ(xmms2_date) {
1873                                 snprintf(p, p_max_size, "%s", cur->xmms2.date);
1874                         }
1875                         OBJ(xmms2_tracknr) {
1876                                 if (cur->xmms2.tracknr != -1) {
1877                                         snprintf(p, p_max_size, "%i", cur->xmms2.tracknr);
1878                                 }
1879                         }
1880                         OBJ(xmms2_bitrate) {
1881                                 snprintf(p, p_max_size, "%i", cur->xmms2.bitrate);
1882                         }
1883                         OBJ(xmms2_id) {
1884                                 snprintf(p, p_max_size, "%u", cur->xmms2.id);
1885                         }
1886                         OBJ(xmms2_size) {
1887                                 snprintf(p, p_max_size, "%2.1f", cur->xmms2.size);
1888                         }
1889                         OBJ(xmms2_elapsed) {
1890                                 snprintf(p, p_max_size, "%02d:%02d", cur->xmms2.elapsed / 60000,
1891                                         (cur->xmms2.elapsed / 1000) % 60);
1892                         }
1893                         OBJ(xmms2_duration) {
1894                                 snprintf(p, p_max_size, "%02d:%02d",
1895                                         cur->xmms2.duration / 60000,
1896                                         (cur->xmms2.duration / 1000) % 60);
1897                         }
1898                         OBJ(xmms2_percent) {
1899                                 snprintf(p, p_max_size, "%2.0f", cur->xmms2.progress * 100);
1900                         }
1901 #ifdef X11
1902                         OBJ(xmms2_bar) {
1903                                 new_bar(obj, p, (int) (cur->xmms2.progress * 255.0f));
1904                         }
1905 #endif /* X11 */
1906                         OBJ(xmms2_playlist) {
1907                                 snprintf(p, p_max_size, "%s", cur->xmms2.playlist);
1908                         }
1909                         OBJ(xmms2_timesplayed) {
1910                                 snprintf(p, p_max_size, "%i", cur->xmms2.timesplayed);
1911                         }
1912                         OBJ(xmms2_smart) {
1913                                 if (strlen(cur->xmms2.title) < 2
1914                                                 && strlen(cur->xmms2.title) < 2) {
1915                                         snprintf(p, p_max_size, "%s", cur->xmms2.url);
1916                                 } else {
1917                                         snprintf(p, p_max_size, "%s - %s", cur->xmms2.artist,
1918                                                 cur->xmms2.title);
1919                                 }
1920                         }
1921                         OBJ(if_xmms2_connected) {
1922                                 if (cur->xmms2.conn_state != 1) {
1923                                         DO_JUMP;
1924                                 }
1925                         }
1926 #endif /* XMMS */
1927 #ifdef AUDACIOUS
1928                         OBJ(audacious_status) {
1929                                 snprintf(p, p_max_size, "%s",
1930                                         cur->audacious.items[AUDACIOUS_STATUS]);
1931                         }
1932                         OBJ(audacious_title) {
1933                                 snprintf(p, cur->audacious.max_title_len > 0
1934                                         ? cur->audacious.max_title_len : p_max_size, "%s",
1935                                         cur->audacious.items[AUDACIOUS_TITLE]);
1936                         }
1937                         OBJ(audacious_length) {
1938                                 snprintf(p, p_max_size, "%s",
1939                                         cur->audacious.items[AUDACIOUS_LENGTH]);
1940                         }
1941                         OBJ(audacious_length_seconds) {
1942                                 snprintf(p, p_max_size, "%s",
1943                                         cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
1944                         }
1945                         OBJ(audacious_position) {
1946                                 snprintf(p, p_max_size, "%s",
1947                                         cur->audacious.items[AUDACIOUS_POSITION]);
1948                         }
1949                         OBJ(audacious_position_seconds) {
1950                                 snprintf(p, p_max_size, "%s",
1951                                         cur->audacious.items[AUDACIOUS_POSITION_SECONDS]);
1952                         }
1953                         OBJ(audacious_bitrate) {
1954                                 snprintf(p, p_max_size, "%s",
1955                                         cur->audacious.items[AUDACIOUS_BITRATE]);
1956                         }
1957                         OBJ(audacious_frequency) {
1958                                 snprintf(p, p_max_size, "%s",
1959                                         cur->audacious.items[AUDACIOUS_FREQUENCY]);
1960                         }
1961                         OBJ(audacious_channels) {
1962                                 snprintf(p, p_max_size, "%s",
1963                                         cur->audacious.items[AUDACIOUS_CHANNELS]);
1964                         }
1965                         OBJ(audacious_filename) {
1966                                 snprintf(p, p_max_size, "%s",
1967                                         cur->audacious.items[AUDACIOUS_FILENAME]);
1968                         }
1969                         OBJ(audacious_playlist_length) {
1970                                 snprintf(p, p_max_size, "%s",
1971                                         cur->audacious.items[AUDACIOUS_PLAYLIST_LENGTH]);
1972                         }
1973                         OBJ(audacious_playlist_position) {
1974                                 snprintf(p, p_max_size, "%s",
1975                                         cur->audacious.items[AUDACIOUS_PLAYLIST_POSITION]);
1976                         }
1977                         OBJ(audacious_main_volume) {
1978                                 snprintf(p, p_max_size, "%s",
1979                                         cur->audacious.items[AUDACIOUS_MAIN_VOLUME]);
1980                         }
1981 #ifdef X11
1982                         OBJ(audacious_bar) {
1983                                 double progress;
1984
1985                                 progress =
1986                                         atof(cur->audacious.items[AUDACIOUS_POSITION_SECONDS]) /
1987                                         atof(cur->audacious.items[AUDACIOUS_LENGTH_SECONDS]);
1988                                 new_bar(obj, p, (int) (progress * 255.0f));
1989                         }
1990 #endif /* X11 */
1991 #endif /* AUDACIOUS */
1992
1993 #ifdef BMPX
1994                         OBJ(bmpx_title) {
1995                                 snprintf(p, p_max_size, "%s", cur->bmpx.title);
1996                         }
1997                         OBJ(bmpx_artist) {
1998                                 snprintf(p, p_max_size, "%s", cur->bmpx.artist);
1999                         }
2000                         OBJ(bmpx_album) {
2001                                 snprintf(p, p_max_size, "%s", cur->bmpx.album);
2002                         }
2003                         OBJ(bmpx_uri) {
2004                                 snprintf(p, p_max_size, "%s", cur->bmpx.uri);
2005                         }
2006                         OBJ(bmpx_track) {
2007                                 snprintf(p, p_max_size, "%i", cur->bmpx.track);
2008                         }
2009                         OBJ(bmpx_bitrate) {
2010                                 snprintf(p, p_max_size, "%i", cur->bmpx.bitrate);
2011                         }
2012 #endif /* BMPX */
2013                         /* we have four different types of top (top, top_mem,
2014                          * top_time and top_io). To avoid having almost-same code four
2015                          * times, we have this special handler. */
2016                         break;
2017                         case OBJ_top:
2018                         case OBJ_top_mem:
2019                         case OBJ_top_time:
2020 #ifdef IOSTATS
2021                         case OBJ_top_io:
2022 #endif
2023                                 /* yes, passing top_name_width instead
2024                                  * of p_max_size is intended here */
2025                                 print_top(obj, p, top_name_width);
2026                         OBJ(tail) {
2027                                 print_tailhead("tail", obj, p, p_max_size);
2028                         }
2029                         OBJ(head) {
2030                                 print_tailhead("head", obj, p, p_max_size);
2031                         }
2032                         OBJ(lines) {
2033                                 static int rep = 0;
2034                                 FILE *fp = open_file(obj->data.s, &rep);
2035
2036                                 if(fp != NULL) {
2037 /* FIXME: use something more general (see also tail.c, head.c */
2038 #define BUFSZ 0x1000
2039                                         char buf[BUFSZ];
2040                                         int j, lines;
2041
2042                                         lines = 0;
2043                                         while(fgets(buf, BUFSZ, fp) != NULL){
2044                                                 for(j = 0; buf[j] != 0; j++) {
2045                                                         if(buf[j] == '\n') {
2046                                                                 lines++;
2047                                                         }
2048                                                 }
2049                                         }
2050                                         sprintf(p, "%d", lines);
2051                                         fclose(fp);
2052                                 } else {
2053                                         sprintf(p, "File Unreadable");
2054                                 }
2055                         }
2056
2057                         OBJ(words) {
2058                                 static int rep = 0;
2059                                 FILE *fp = open_file(obj->data.s, &rep);
2060
2061                                 if(fp != NULL) {
2062                                         char buf[BUFSZ];
2063                                         int j, words;
2064                                         char inword = FALSE;
2065
2066                                         words = 0;
2067                                         while(fgets(buf, BUFSZ, fp) != NULL){
2068                                                 for(j = 0; buf[j] != 0; j++) {
2069                                                         if(!isspace(buf[j])) {
2070                                                                 if(inword == FALSE) {
2071                                                                         words++;
2072                                                                         inword = TRUE;
2073                                                                 }
2074                                                         } else {
2075                                                                 inword = FALSE;
2076                                                         }
2077                                                 }
2078                                         }
2079                                         sprintf(p, "%d", words);
2080                                         fclose(fp);
2081                                 } else {
2082                                         sprintf(p, "File Unreadable");
2083                                 }
2084                         }
2085 #ifdef TCP_PORT_MONITOR
2086                         OBJ(tcp_portmon) {
2087                                 tcp_portmon_action(obj, p, p_max_size);
2088                         }
2089 #endif /* TCP_PORT_MONITOR */
2090
2091 #ifdef HAVE_ICONV
2092                         OBJ(iconv_start) {
2093                                 do_iconv_start(obj);
2094                         }
2095                         OBJ(iconv_stop) {
2096                                 do_iconv_stop();
2097                         }
2098 #endif /* HAVE_ICONV */
2099
2100                         OBJ(entropy_avail) {
2101                                 snprintf(p, p_max_size, "%d", cur->entropy.entropy_avail);
2102                         }
2103                         OBJ(entropy_perc) {
2104                                 percent_print(p, p_max_size,
2105                                               cur->entropy.entropy_avail *
2106                                               100 / cur->entropy.poolsize);
2107                         }
2108                         OBJ(entropy_poolsize) {
2109                                 snprintf(p, p_max_size, "%d", cur->entropy.poolsize);
2110                         }
2111                         OBJ(entropy_bar) {
2112                                 double entropy_perc;
2113
2114                                 entropy_perc = (double) cur->entropy.entropy_avail /
2115                                         (double) cur->entropy.poolsize;
2116 #ifdef X11
2117                                 if(output_methods & TO_X) {
2118                                         new_bar(obj, p, (int) (entropy_perc * 255.0f));
2119                                 } else
2120 #endif /* X11 */
2121                                         new_bar_in_shell(obj, p, p_max_size, (int) (entropy_perc * 100.0f));
2122                         }
2123 #ifdef IBM
2124                         OBJ(smapi) {
2125                                 char *s;
2126                                 if(obj->data.s) {
2127                                         s = smapi_get_val(obj->data.s);
2128                                         snprintf(p, p_max_size, "%s", s);
2129                                         free(s);
2130                                 }
2131                         }
2132                         OBJ(if_smapi_bat_installed) {
2133                                 int idx;
2134                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2135                                         if(!smapi_bat_installed(idx)) {
2136                                                 DO_JUMP;
2137                                         }
2138                                 } else
2139                                         NORM_ERR("argument to if_smapi_bat_installed must be an integer");
2140                         }
2141                         OBJ(smapi_bat_perc) {
2142                                 int idx, val;
2143                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2144                                         val = smapi_bat_installed(idx) ?
2145                                                 smapi_get_bat_int(idx, "remaining_percent") : 0;
2146                                         percent_print(p, p_max_size, val);
2147                                 } else
2148                                         NORM_ERR("argument to smapi_bat_perc must be an integer");
2149                         }
2150                         OBJ(smapi_bat_temp) {
2151                                 int idx, val;
2152                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2153                                         val = smapi_bat_installed(idx) ?
2154                                                 smapi_get_bat_int(idx, "temperature") : 0;
2155                                         /* temperature is in milli degree celsius */
2156                                         temp_print(p, p_max_size, val / 1000, TEMP_CELSIUS);
2157                                 } else
2158                                         NORM_ERR("argument to smapi_bat_temp must be an integer");
2159                         }
2160                         OBJ(smapi_bat_power) {
2161                                 int idx, val;
2162                                 if(obj->data.s && sscanf(obj->data.s, "%i", &idx) == 1) {
2163                                         val = smapi_bat_installed(idx) ?
2164                                                 smapi_get_bat_int(idx, "power_now") : 0;
2165                                         /* power_now is in mW, set to W with one digit precision */
2166                                         snprintf(p, p_max_size, "%.1f", ((double)val / 1000));
2167                                 } else
2168                                         NORM_ERR("argument to smapi_bat_power must be an integer");
2169                         }
2170 #ifdef X11
2171                         OBJ(smapi_bat_bar) {
2172                                 if(obj->data.i >= 0 && smapi_bat_installed(obj->data.i))
2173                                         new_bar(obj, p, (int)
2174                                                         (255 * smapi_get_bat_int(obj->data.i, "remaining_percent") / 100));
2175                                 else
2176                                         new_bar(obj, p, 0);
2177                         }
2178 #endif /* X11 */
2179 #endif /* IBM */
2180                         OBJ(include) {
2181                                 if(obj->sub) {
2182                                         char buf[max_user_text];
2183
2184                                         generate_text_internal(buf, max_user_text, *obj->sub, cur);
2185                                         snprintf(p, p_max_size, "%s", buf);
2186                                 } else {
2187                                         p[0] = 0;
2188                                 }
2189                         }
2190                         OBJ(blink) {
2191                                 //blinking like this can look a bit ugly if the chars in the font don't have the same width
2192                                 char buf[max_user_text];
2193                                 unsigned int j;
2194
2195                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2196                                 snprintf(p, p_max_size, "%s", buf);
2197                                 if(total_updates % 2) {
2198                                         for(j=0; p[j] != 0; j++) {
2199                                                 p[j] = ' ';
2200                                         }
2201                                 }
2202                         }
2203                         OBJ(to_bytes) {
2204                                 char buf[max_user_text];
2205                                 long long bytes;
2206                                 char unit[16];  // 16 because we can also have long names (like mega-bytes)
2207
2208                                 generate_text_internal(buf, max_user_text, *obj->sub, cur);
2209                                 if(sscanf(buf, "%lli%s", &bytes, unit) == 2 && strlen(unit) < 16){
2210                                         if(strncasecmp("b", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes);
2211                                         else if(strncasecmp("k", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024);
2212                                         else if(strncasecmp("m", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024);
2213                                         else if(strncasecmp("g", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024);
2214                                         else if(strncasecmp("t", unit, 1) == 0) snprintf(buf, max_user_text, "%lli", bytes * 1024 * 1024 * 1024 * 1024);
2215                                 }
2216                                 snprintf(p, p_max_size, "%s", buf);
2217                         }
2218                         OBJ(scroll) {
2219                                 print_scroll(obj, p, p_max_size, cur);
2220                         }
2221                         OBJ(combine) {
2222                                 print_combine(obj, p, cur);
2223                         }
2224 #ifdef NVIDIA
2225                         OBJ(nvidia) {
2226                                 print_nvidia_value(obj, display, p, p_max_size);
2227                         }
2228 #endif /* NVIDIA */
2229 #ifdef APCUPSD
2230                         OBJ(apcupsd) {
2231                                 /* This is just a meta-object to set host:port */
2232                         }
2233                         OBJ(apcupsd_name) {
2234                                 snprintf(p, p_max_size, "%s",
2235                                                  cur->apcupsd.items[APCUPSD_NAME]);
2236                         }
2237                         OBJ(apcupsd_model) {
2238                                 snprintf(p, p_max_size, "%s",
2239                                                  cur->apcupsd.items[APCUPSD_MODEL]);
2240                         }
2241                         OBJ(apcupsd_upsmode) {
2242                                 snprintf(p, p_max_size, "%s",
2243                                                  cur->apcupsd.items[APCUPSD_UPSMODE]);
2244                         }
2245                         OBJ(apcupsd_cable) {
2246                                 snprintf(p, p_max_size, "%s",
2247                                                  cur->apcupsd.items[APCUPSD_CABLE]);
2248                         }
2249                         OBJ(apcupsd_status) {
2250                                 snprintf(p, p_max_size, "%s",
2251                                                  cur->apcupsd.items[APCUPSD_STATUS]);
2252                         }
2253                         OBJ(apcupsd_linev) {
2254                                 snprintf(p, p_max_size, "%s",
2255                                                  cur->apcupsd.items[APCUPSD_LINEV]);
2256                         }
2257                         OBJ(apcupsd_load) {
2258                                 snprintf(p, p_max_size, "%s",
2259                                                  cur->apcupsd.items[APCUPSD_LOAD]);
2260                         }
2261                         OBJ(apcupsd_loadbar) {
2262                                 double progress;
2263 #ifdef X11
2264                                 if(output_methods & TO_X) {
2265                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2266                                         new_bar(obj, p, (int) progress);
2267                                 } else
2268 #endif /* X11 */
2269                                 {
2270                                         progress = atof(cur->apcupsd.items[APCUPSD_LOAD]);
2271                                         new_bar_in_shell(obj, p, p_max_size, (int) progress);
2272                                 }
2273                         }
2274 #ifdef X11
2275                         OBJ(apcupsd_loadgraph) {
2276                                 double progress;
2277                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]);
2278                                 new_graph(obj, p, (int)progress);
2279                         }
2280                         OBJ(apcupsd_loadgauge) {
2281                                 double progress;
2282                                 progress =      atof(cur->apcupsd.items[APCUPSD_LOAD]) / 100.0 * 255.0;
2283                                 new_gauge(obj, p, (int)progress);
2284                         }
2285 #endif /* X11 */
2286                         OBJ(apcupsd_charge) {
2287                                 snprintf(p, p_max_size, "%s",
2288                                                  cur->apcupsd.items[APCUPSD_CHARGE]);
2289                         }
2290                         OBJ(apcupsd_timeleft) {
2291                                 snprintf(p, p_max_size, "%s",
2292                                                  cur->apcupsd.items[APCUPSD_TIMELEFT]);
2293                         }
2294                         OBJ(apcupsd_temp) {
2295                                 snprintf(p, p_max_size, "%s",
2296                                                  cur->apcupsd.items[APCUPSD_TEMP]);
2297                         }
2298                         OBJ(apcupsd_lastxfer) {
2299                                 snprintf(p, p_max_size, "%s",
2300                                                  cur->apcupsd.items[APCUPSD_LASTXFER]);
2301                         }
2302 #endif /* APCUPSD */
2303                         break;
2304                 }
2305 #undef DO_JUMP
2306
2307
2308                 {
2309                         size_t a = strlen(p);
2310
2311 #ifdef HAVE_ICONV
2312                         iconv_convert(&a, buff_in, p, p_max_size);
2313 #endif /* HAVE_ICONV */
2314                         if (obj->type != OBJ_text && obj->type != OBJ_execp && obj->type != OBJ_execpi
2315 #ifdef HAVE_LUA
2316                                         && obj->type != OBJ_lua && obj->type != OBJ_lua_parse
2317 #endif /* HAVE_LUA */
2318                                         ) {
2319                                 substitute_newlines(p, a - 2);
2320                         }
2321                         p += a;
2322                         p_max_size -= a;
2323                         (*p) = 0;
2324                 }
2325                 obj = obj->next;
2326         }
2327 #ifdef X11
2328         /* load any new fonts we may have had */
2329         if (need_to_load_fonts) {
2330                 load_fonts();
2331         }
2332 #endif /* X11 */
2333 }
2334
2335 void evaluate(const char *text, char *buffer)
2336 {
2337         struct information *tmp_info;
2338         struct text_object subroot;
2339
2340         tmp_info = malloc(sizeof(struct information));
2341         memcpy(tmp_info, &info, sizeof(struct information));
2342         parse_conky_vars(&subroot, text, buffer, tmp_info);
2343         DBGP("evaluated '%s' to '%s'", text, buffer);
2344
2345         free_text_objects(&subroot, 1);
2346         free(tmp_info);
2347 }
2348
2349 double current_update_time, next_update_time, last_update_time;
2350
2351 static void generate_text(void)
2352 {
2353         struct information *cur = &info;
2354         char *p;
2355
2356         special_count = 0;
2357
2358         /* update info */
2359
2360         current_update_time = get_time();
2361
2362         update_stuff();
2363
2364         /* add things to the buffer */
2365
2366         /* generate text */
2367
2368         p = text_buffer;
2369
2370         generate_text_internal(p, max_user_text, global_root_object, cur);
2371
2372         if (stuff_in_uppercase) {
2373                 char *tmp_p;
2374
2375                 tmp_p = text_buffer;
2376                 while (*tmp_p) {
2377                         *tmp_p = toupper(*tmp_p);
2378                         tmp_p++;
2379                 }
2380         }
2381
2382         next_update_time += update_interval;
2383         if (next_update_time < get_time()) {
2384                 next_update_time = get_time() + update_interval;
2385         } else if (next_update_time > get_time() + update_interval) {
2386                 next_update_time = get_time() + update_interval;
2387         }
2388         last_update_time = current_update_time;
2389         total_updates++;
2390 }
2391
2392 void set_update_interval(double interval)
2393 {
2394         update_interval = interval;
2395         update_interval_old = interval;
2396 }
2397
2398 static inline int get_string_width(const char *s)
2399 {
2400         return *s ? calc_text_width(s) : 0;
2401 }
2402
2403 #ifdef X11
2404 static int get_string_width_special(char *s, int special_index)
2405 {
2406         char *p, *final;
2407         int idx = 1;
2408         int width = 0;
2409         long i;
2410
2411         if (!s)
2412                 return 0;
2413
2414         if ((output_methods & TO_X) == 0)
2415                 return strlen(s);
2416
2417         p = strndup(s, text_buffer_size);
2418         final = p;
2419
2420         while (*p) {
2421                 if (*p == SPECIAL_CHAR) {
2422                         /* shift everything over by 1 so that the special char
2423                          * doesn't mess up the size calculation */
2424                         for (i = 0; i < (long)strlen(p); i++) {
2425                                 *(p + i) = *(p + i + 1);
2426                         }
2427                         if (specials[special_index + idx].type == GRAPH
2428                                         || specials[special_index + idx].type == GAUGE
2429                                         || specials[special_index + idx].type == BAR) {
2430                                 width += specials[special_index + idx].width;
2431                         }
2432                         idx++;
2433                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2434                         *p = 0;
2435                         break;
2436                 } else {
2437                         p++;
2438                 }
2439         }
2440         if (strlen(final) > 1) {
2441                 width += calc_text_width(final);
2442         }
2443         free(final);
2444         return width;
2445 }
2446
2447 static int text_size_updater(char *s, int special_index);
2448
2449 int last_font_height;
2450 static void update_text_area(void)
2451 {
2452         int x = 0, y = 0;
2453
2454         if ((output_methods & TO_X) == 0)
2455                 return;
2456         /* update text size if it isn't fixed */
2457 #ifdef OWN_WINDOW
2458         if (!fixed_size)
2459 #endif
2460         {
2461                 text_width = minimum_width;
2462                 text_height = 0;
2463                 last_font_height = font_height();
2464                 for_each_line(text_buffer, text_size_updater);
2465                 text_width += 1;
2466                 if (text_height < minimum_height) {
2467                         text_height = minimum_height;
2468                 }
2469                 if (text_width > maximum_width && maximum_width > 0) {
2470                         text_width = maximum_width;
2471                 }
2472         }
2473
2474         /* get text position on workarea */
2475         switch (text_alignment) {
2476                 case TOP_LEFT:
2477                         x = gap_x;
2478                         y = gap_y;
2479                         break;
2480
2481                 case TOP_RIGHT:
2482                         x = workarea[2] - text_width - gap_x;
2483                         y = gap_y;
2484                         break;
2485
2486                 case TOP_MIDDLE:
2487                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2488                         y = gap_y;
2489                         break;
2490
2491                 default:
2492                 case BOTTOM_LEFT:
2493                         x = gap_x;
2494                         y = workarea[3] - text_height - gap_y;
2495                         break;
2496
2497                 case BOTTOM_RIGHT:
2498                         x = workarea[2] - text_width - gap_x;
2499                         y = workarea[3] - text_height - gap_y;
2500                         break;
2501
2502                 case BOTTOM_MIDDLE:
2503                         x = workarea[2] / 2 - text_width / 2 - gap_x;
2504                         y = workarea[3] - text_height - gap_y;
2505                         break;
2506
2507                 case MIDDLE_LEFT:
2508                         x = gap_x;
2509                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2510                         break;
2511
2512                 case MIDDLE_RIGHT:
2513                         x = workarea[2] - text_width - gap_x;
2514                         y = workarea[3] / 2 - text_height / 2 - gap_y;
2515                         break;
2516
2517 #ifdef OWN_WINDOW
2518                 case NONE:      // Let the WM manage the window
2519                         x = window.x;
2520                         y = window.y;
2521
2522                         fixed_pos = 1;
2523                         fixed_size = 1;
2524                         break;
2525 #endif
2526         }
2527 #ifdef OWN_WINDOW
2528
2529         if (own_window && !fixed_pos) {
2530                 x += workarea[0];
2531                 y += workarea[1];
2532                 text_start_x = window.border_inner_margin + window.border_outer_margin + window.border_width;
2533                 text_start_y = window.border_inner_margin + window.border_outer_margin + window.border_width;
2534                 window.x = x - window.border_inner_margin - window.border_outer_margin - window.border_width;
2535                 window.y = y - window.border_inner_margin - window.border_outer_margin - window.border_width;
2536         } else
2537 #endif
2538         {
2539                 /* If window size doesn't match to workarea's size,
2540                  * then window probably includes panels (gnome).
2541                  * Blah, doesn't work on KDE. */
2542                 if (workarea[2] != window.width || workarea[3] != window.height) {
2543                         y += workarea[1];
2544                         x += workarea[0];
2545                 }
2546
2547                 text_start_x = x;
2548                 text_start_y = y;
2549         }
2550 #ifdef HAVE_LUA
2551         /* update lua window globals */
2552         llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
2553 #endif /* HAVE_LUA */
2554 }
2555
2556 /* drawing stuff */
2557
2558 static int cur_x, cur_y;        /* current x and y for drawing */
2559 #endif
2560 //draw_mode also without X11 because we only need to print to stdout with FG
2561 static int draw_mode;           /* FG, BG or OUTLINE */
2562 #ifdef X11
2563 static long current_color;
2564
2565 static int text_size_updater(char *s, int special_index)
2566 {
2567         int w = 0;
2568         char *p;
2569
2570         if ((output_methods & TO_X) == 0)
2571                 return 0;
2572         /* get string widths and skip specials */
2573         p = s;
2574         while (*p) {
2575                 if (*p == SPECIAL_CHAR) {
2576                         *p = '\0';
2577                         w += get_string_width(s);
2578                         *p = SPECIAL_CHAR;
2579
2580                         if (specials[special_index].type == BAR
2581                                         || specials[special_index].type == GAUGE
2582                                         || specials[special_index].type == GRAPH) {
2583                                 w += specials[special_index].width;
2584                                 if (specials[special_index].height > last_font_height) {
2585                                         last_font_height = specials[special_index].height;
2586                                         last_font_height += font_height();
2587                                 }
2588                         } else if (specials[special_index].type == OFFSET) {
2589                                 if (specials[special_index].arg > 0) {
2590                                         w += specials[special_index].arg;
2591                                 }
2592                         } else if (specials[special_index].type == VOFFSET) {
2593                                 last_font_height += specials[special_index].arg;
2594                         } else if (specials[special_index].type == GOTO) {
2595                                 if (specials[special_index].arg > cur_x) {
2596                                         w = (int) specials[special_index].arg;
2597                                 }
2598                         } else if (specials[special_index].type == TAB) {
2599                                 int start = specials[special_index].arg;
2600                                 int step = specials[special_index].width;
2601
2602                                 if (!step || step < 0) {
2603                                         step = 10;
2604                                 }
2605                                 w += step - (cur_x - text_start_x - start) % step;
2606                         } else if (specials[special_index].type == FONT) {
2607                                 selected_font = specials[special_index].font_added;
2608                                 if (font_height() > last_font_height) {
2609                                         last_font_height = font_height();
2610                                 }
2611                         }
2612
2613                         special_index++;
2614                         s = p + 1;
2615                 } else if (*p == SECRIT_MULTILINE_CHAR) {
2616                         int lw;
2617                         *p = '\0';
2618                         lw = get_string_width(s);
2619                         *p = SECRIT_MULTILINE_CHAR;
2620                         s = p + 1;
2621                         w = lw > w ? lw : w;
2622                         text_height += last_font_height;
2623                 }
2624                 p++;
2625         }
2626         w += get_string_width(s);
2627         if (w > text_width) {
2628                 text_width = w;
2629         }
2630         if (text_width > maximum_width && maximum_width) {
2631                 text_width = maximum_width;
2632         }
2633
2634         text_height += last_font_height;
2635         last_font_height = font_height();
2636         return special_index;
2637 }
2638 #endif /* X11 */
2639
2640 static inline void set_foreground_color(long c)
2641 {
2642 #ifdef X11
2643         if (output_methods & TO_X) {
2644                 current_color = c;
2645                 XSetForeground(display, window.gc, c);
2646         }
2647 #endif /* X11 */
2648 #ifdef NCURSES
2649         if (output_methods & TO_NCURSES) {
2650                 attron(COLOR_PAIR(c));
2651         }
2652 #endif /* NCURSES */
2653         UNUSED(c);
2654         return;
2655 }
2656
2657 static void draw_string(const char *s)
2658 {
2659         int i, i2, pos, width_of_s;
2660         int max = 0;
2661         int added;
2662         char *s_with_newlines;
2663
2664         if (s[0] == '\0') {
2665                 return;
2666         }
2667
2668         width_of_s = get_string_width(s);
2669         s_with_newlines = strdup(s);
2670         for(i = 0; i < (int) strlen(s_with_newlines); i++) {
2671                 if(s_with_newlines[i] == SECRIT_MULTILINE_CHAR) {
2672                         s_with_newlines[i] = '\n';
2673                 }
2674         }
2675         if ((output_methods & TO_STDOUT) && draw_mode == FG) {
2676                 printf("%s\n", s_with_newlines);
2677                 if (extra_newline) fputc('\n', stdout);
2678                 fflush(stdout); /* output immediately, don't buffer */
2679         }
2680         if ((output_methods & TO_STDERR) && draw_mode == FG) {
2681                 fprintf(stderr, "%s\n", s_with_newlines);
2682                 fflush(stderr); /* output immediately, don't buffer */
2683         }
2684         if ((output_methods & OVERWRITE_FILE) && draw_mode == FG && overwrite_fpointer) {
2685                 fprintf(overwrite_fpointer, "%s\n", s_with_newlines);
2686         }
2687         if ((output_methods & APPEND_FILE) && draw_mode == FG && append_fpointer) {
2688                 fprintf(append_fpointer, "%s\n", s_with_newlines);
2689         }
2690 #ifdef NCURSES
2691         if ((output_methods & TO_NCURSES) && draw_mode == FG) {
2692                 printw("%s", s_with_newlines);
2693         }
2694 #endif
2695         free(s_with_newlines);
2696         memset(tmpstring1, 0, text_buffer_size);
2697         memset(tmpstring2, 0, text_buffer_size);
2698         strncpy(tmpstring1, s, text_buffer_size - 1);
2699         pos = 0;
2700         added = 0;
2701
2702 #ifdef X11
2703         if (output_methods & TO_X) {
2704                 max = ((text_width - width_of_s) / get_string_width(" "));
2705         }
2706 #endif /* X11 */
2707         /* This code looks for tabs in the text and coverts them to spaces.
2708          * The trick is getting the correct number of spaces, and not going
2709          * over the window's size without forcing the window larger. */
2710         for (i = 0; i < (int) text_buffer_size; i++) {
2711                 if (tmpstring1[i] == '\t') {
2712                         i2 = 0;
2713                         for (i2 = 0; i2 < (8 - (1 + pos) % 8) && added <= max; i2++) {
2714                                 /* guard against overrun */
2715                                 tmpstring2[MIN(pos + i2, (int)text_buffer_size - 1)] = ' ';
2716                                 added++;
2717                         }
2718                         pos += i2;
2719                 } else {
2720                         /* guard against overrun */
2721                         tmpstring2[MIN(pos, (int) text_buffer_size - 1)] = tmpstring1[i];
2722                         pos++;
2723                 }
2724         }
2725 #ifdef X11
2726         if (output_methods & TO_X) {
2727                 if (text_width == maximum_width) {
2728                         /* this means the text is probably pushing the limit,
2729                          * so we'll chop it */
2730                         while (cur_x + get_string_width(tmpstring2) - text_start_x
2731                                         > maximum_width && strlen(tmpstring2) > 0) {
2732                                 tmpstring2[strlen(tmpstring2) - 1] = '\0';
2733                         }
2734                 }
2735         }
2736 #endif /* X11 */
2737         s = tmpstring2;
2738 #ifdef X11
2739         if (output_methods & TO_X) {
2740 #ifdef XFT
2741                 if (use_xft) {
2742                         XColor c;
2743                         XftColor c2;
2744
2745                         c.pixel = current_color;
2746                         XQueryColor(display, DefaultColormap(display, screen), &c);
2747
2748                         c2.pixel = c.pixel;
2749                         c2.color.red = c.red;
2750                         c2.color.green = c.green;
2751                         c2.color.blue = c.blue;
2752                         c2.color.alpha = fonts[selected_font].font_alpha;
2753                         if (utf8_mode) {
2754                                 XftDrawStringUtf8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2755                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2756                         } else {
2757                                 XftDrawString8(window.xftdraw, &c2, fonts[selected_font].xftfont,
2758                                         cur_x, cur_y, (const XftChar8 *) s, strlen(s));
2759                         }
2760                 } else
2761 #endif
2762                 {
2763                         XDrawString(display, window.drawable, window.gc, cur_x, cur_y, s,
2764                                 strlen(s));
2765                 }
2766                 cur_x += width_of_s;
2767         }
2768 #endif /* X11 */
2769         memcpy(tmpstring1, s, text_buffer_size);
2770 }
2771
2772 int draw_each_line_inner(char *s, int special_index, int last_special_applied)
2773 {
2774 #ifdef X11
2775         int font_h;
2776         int cur_y_add = 0;
2777 #endif /* X11 */
2778         char *recurse = 0;
2779         char *p = s;
2780         int last_special_needed = -1;
2781         int orig_special_index = special_index;
2782
2783 #ifdef X11
2784         if (output_methods & TO_X) {
2785                 font_h = font_height();
2786                 cur_y += font_ascent();
2787         }
2788         cur_x = text_start_x;
2789 #endif /* X11 */
2790
2791         while (*p) {
2792                 if (*p == SECRIT_MULTILINE_CHAR) {
2793                         /* special newline marker for multiline objects */
2794                         recurse = p + 1;
2795                         *p = '\0';
2796                         break;
2797                 }
2798                 if (*p == SPECIAL_CHAR || last_special_applied > -1) {
2799 #ifdef X11
2800                         int w = 0;
2801 #endif /* X11 */
2802
2803                         /* draw string before special, unless we're dealing multiline
2804                          * specials */
2805                         if (last_special_applied > -1) {
2806                                 special_index = last_special_applied;
2807                         } else {
2808                                 *p = '\0';
2809                                 draw_string(s);
2810                                 *p = SPECIAL_CHAR;
2811                                 s = p + 1;
2812                         }
2813                         /* draw special */
2814                         switch (specials[special_index].type) {
2815 #ifdef X11
2816                                 case HORIZONTAL_LINE:
2817                                 {
2818                                         int h = specials[special_index].height;
2819                                         int mid = font_ascent() / 2;
2820
2821                                         w = text_start_x + text_width - cur_x;
2822
2823                                         XSetLineAttributes(display, window.gc, h, LineSolid,
2824                                                 CapButt, JoinMiter);
2825                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2826                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2827                                         break;
2828                                 }
2829
2830                                 case STIPPLED_HR:
2831                                 {
2832                                         int h = specials[special_index].height;
2833                                         int tmp_s = specials[special_index].arg;
2834                                         int mid = font_ascent() / 2;
2835                                         char ss[2] = { tmp_s, tmp_s };
2836
2837                                         w = text_start_x + text_width - cur_x - 1;
2838                                         XSetLineAttributes(display, window.gc, h, LineOnOffDash,
2839                                                 CapButt, JoinMiter);
2840                                         XSetDashes(display, window.gc, 0, ss, 2);
2841                                         XDrawLine(display, window.drawable, window.gc, cur_x,
2842                                                 cur_y - mid / 2, cur_x + w, cur_y - mid / 2);
2843                                         break;
2844                                 }
2845
2846                                 case BAR:
2847                                 {
2848                                         int h, bar_usage, by;
2849                                         if (cur_x - text_start_x > maximum_width
2850                                                         && maximum_width > 0) {
2851                                                 break;
2852                                         }
2853                                         h = specials[special_index].height;
2854                                         bar_usage = specials[special_index].arg;
2855                                         by = cur_y - (font_ascent() / 2) - 1;
2856
2857                                         if (h < font_h) {
2858                                                 by -= h / 2 - 1;
2859                                         }
2860                                         w = specials[special_index].width;
2861                                         if (w == 0) {
2862                                                 w = text_start_x + text_width - cur_x - 1;
2863                                         }
2864                                         if (w < 0) {
2865                                                 w = 0;
2866                                         }
2867
2868                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2869                                                 CapButt, JoinMiter);
2870
2871                                         XDrawRectangle(display, window.drawable, window.gc, cur_x,
2872                                                 by, w, h);
2873                                         XFillRectangle(display, window.drawable, window.gc, cur_x,
2874                                                 by, w * bar_usage / 255, h);
2875                                         if (h > cur_y_add
2876                                                         && h > font_h) {
2877                                                 cur_y_add = h;
2878                                         }
2879                                         break;
2880                                 }
2881
2882                                 case GAUGE: /* new GAUGE  */
2883                                 {
2884                                         int h, by = 0;
2885                                         unsigned long last_colour = current_color;
2886 #ifdef MATH
2887                                         float angle, px, py;
2888                                         int usage;
2889 #endif /* MATH */
2890
2891                                         if (cur_x - text_start_x > maximum_width
2892                                                         && maximum_width > 0) {
2893                                                 break;
2894                                         }
2895
2896                                         h = specials[special_index].height;
2897                                         by = cur_y - (font_ascent() / 2) - 1;
2898
2899                                         if (h < font_h) {
2900                                                 by -= h / 2 - 1;
2901                                         }
2902                                         w = specials[special_index].width;
2903                                         if (w == 0) {
2904                                                 w = text_start_x + text_width - cur_x - 1;
2905                                         }
2906                                         if (w < 0) {
2907                                                 w = 0;
2908                                         }
2909
2910                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2911                                                         CapButt, JoinMiter);
2912
2913                                         XDrawArc(display, window.drawable, window.gc,
2914                                                         cur_x, by, w, h * 2, 0, 180*64);
2915
2916 #ifdef MATH
2917                                         usage = specials[special_index].arg;
2918                                         angle = (M_PI)*(float)(usage)/255.;
2919                                         px = (float)(cur_x+(w/2.))-(float)(w/2.)*cos(angle);
2920                                         py = (float)(by+(h))-(float)(h)*sin(angle);
2921
2922                                         XDrawLine(display, window.drawable, window.gc,
2923                                                         cur_x + (w/2.), by+(h), (int)(px), (int)(py));
2924 #endif /* MATH */
2925
2926                                         if (h > cur_y_add
2927                                                         && h > font_h) {
2928                                                 cur_y_add = h;
2929                                         }
2930
2931                                         set_foreground_color(last_colour);
2932
2933                                         break;
2934
2935                                 }
2936
2937                                 case GRAPH:
2938                                 {
2939                                         int h, by, i = 0, j = 0;
2940                                         int colour_idx = 0;
2941                                         unsigned long last_colour = current_color;
2942                                         unsigned long *tmpcolour = 0;
2943                                         if (cur_x - text_start_x > maximum_width
2944                                                         && maximum_width > 0) {
2945                                                 break;
2946                                         }
2947                                         h = specials[special_index].height;
2948                                         by = cur_y - (font_ascent() / 2) - 1;
2949
2950                                         if (h < font_h) {
2951                                                 by -= h / 2 - 1;
2952                                         }
2953                                         w = specials[special_index].width;
2954                                         if (w == 0) {
2955                                                 w = text_start_x + text_width - cur_x - 1;
2956                                         }
2957                                         if (w < 0) {
2958                                                 w = 0;
2959                                         }
2960                                         if (draw_graph_borders) {
2961                                                 XSetLineAttributes(display, window.gc, 1, LineSolid,
2962                                                         CapButt, JoinMiter);
2963                                                 XDrawRectangle(display, window.drawable, window.gc,
2964                                                         cur_x, by, w, h);
2965                                         }
2966                                         XSetLineAttributes(display, window.gc, 1, LineSolid,
2967                                                 CapButt, JoinMiter);
2968
2969                                         if (specials[special_index].last_colour != 0
2970                                                         || specials[special_index].first_colour != 0) {
2971                                                 tmpcolour = do_gradient(w - 1, specials[special_index].last_colour, specials[special_index].first_colour);
2972                                         }
2973                                         colour_idx = 0;
2974                                         for (i = w - 2; i > -1; i--) {
2975                                                 if (specials[special_index].last_colour != 0
2976                                                                 || specials[special_index].first_colour != 0) {
2977                                                         if (specials[special_index].tempgrad) {
2978 #ifdef DEBUG_lol
2979                                                                 assert(
2980                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
2981                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
2982                                                                                 < w - 1
2983                                                                           );
2984                                                                 assert(
2985                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
2986                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
2987                                                                                 > -1
2988                                                                           );
2989                                                                 if (specials[special_index].graph[j] == specials[special_index].graph_scale) {
2990                                                                         assert(
2991                                                                                         (int)((float)(w - 2) - specials[special_index].graph[j] *
2992                                                                                                 (w - 2) / (float)specials[special_index].graph_scale)
2993                                                                                         == 0
2994                                                                                   );
2995                                                                 }
2996 #endif /* DEBUG_lol */
2997                                                                 XSetForeground(display, window.gc, tmpcolour[
2998                                                                                 (int)((float)(w - 2) - specials[special_index].graph[j] *
2999                                                                                         (w - 2) / (float)specials[special_index].graph_scale)
3000                                                                                 ]);
3001                                                         } else {
3002                                                                 XSetForeground(display, window.gc, tmpcolour[colour_idx++]);
3003                                                         }
3004                                                 }
3005                                                 /* this is mugfugly, but it works */
3006                                                 XDrawLine(display, window.drawable, window.gc,
3007                                                                 cur_x + i + 1, by + h, cur_x + i + 1,
3008                                                                 round_to_int((double)by + h - specials[special_index].graph[j] *
3009                                                                         (h - 1) / specials[special_index].graph_scale));
3010                                                 if ((w - i) / ((float) (w - 2) /
3011                                                                         (specials[special_index].graph_width)) > j
3012                                                                 && j < MAX_GRAPH_DEPTH - 3) {
3013                                                         j++;
3014                                                 }
3015                                         }
3016                                         if (tmpcolour) free(tmpcolour);
3017                                         if (h > cur_y_add
3018                                                         && h > font_h) {
3019                                                 cur_y_add = h;
3020                                         }
3021                                         /* if (draw_mode == BG) {
3022                                                 set_foreground_color(default_bg_color);
3023                                         } else if (draw_mode == OUTLINE) {
3024                                                 set_foreground_color(default_out_color);
3025                                         } else {
3026                                                 set_foreground_color(default_fg_color);
3027                                         } */
3028                                         if (show_graph_range) {
3029                                                 int tmp_x = cur_x;
3030                                                 int tmp_y = cur_y;
3031                                                 unsigned short int seconds = update_interval * w;
3032                                                 char *tmp_day_str;
3033                                                 char *tmp_hour_str;
3034                                                 char *tmp_min_str;
3035                                                 char *tmp_sec_str;
3036                                                 char *tmp_str;
3037                                                 unsigned short int timeunits;
3038                                                 if (seconds != 0) {
3039                                                         timeunits = seconds / 86400; seconds %= 86400;
3040                                                         if (timeunits > 0) {
3041                                                                 asprintf(&tmp_day_str, "%dd", timeunits);
3042                                                         } else {
3043                                                                 tmp_day_str = strdup("");
3044                                                         }
3045                                                         timeunits = seconds / 3600; seconds %= 3600;
3046                                                         if (timeunits > 0) {
3047                                                                 asprintf(&tmp_hour_str, "%dh", timeunits);
3048                                                         } else {
3049                                                                 tmp_hour_str = strdup("");
3050                                                         }
3051                                                         timeunits = seconds / 60; seconds %= 60;
3052                                                         if (timeunits > 0) {
3053                                                                 asprintf(&tmp_min_str, "%dm", timeunits);
3054                                                         } else {
3055                                                                 tmp_min_str = strdup("");
3056                                                         }
3057                                                         if (seconds > 0) {
3058                                                                 asprintf(&tmp_sec_str, "%ds", seconds);
3059                                                         } else {
3060                                                                 tmp_sec_str = strdup("");
3061                                                         }
3062                                                         asprintf(&tmp_str, "%s%s%s%s", tmp_day_str, tmp_hour_str, tmp_min_str, tmp_sec_str);
3063                                                         free(tmp_day_str); free(tmp_hour_str); free(tmp_min_str); free(tmp_sec_str);
3064                                                 } else {
3065                                                         asprintf(&tmp_str, "Range not possible"); // should never happen, but better safe then sorry
3066                                                 }
3067                                                 cur_x += (w / 2) - (font_ascent() * (strlen(tmp_str) / 2));
3068                                                 cur_y += font_h / 2;
3069                                                 draw_string(tmp_str);
3070                                                 free(tmp_str);
3071                                                 cur_x = tmp_x;
3072                                                 cur_y = tmp_y;
3073                                         }
3074 #ifdef MATH
3075                                         if (show_graph_scale && (specials[special_index].show_scale == 1)) {
3076                                                 int tmp_x = cur_x;
3077                                                 int tmp_y = cur_y;
3078                                                 char *tmp_str;
3079                                                 cur_x += font_ascent() / 2;
3080                                                 cur_y += font_h / 2;
3081                                                 tmp_str = (char *)
3082                                                         calloc(log10(floor(specials[special_index].graph_scale)) + 4,
3083                                                                         sizeof(char));
3084                                                 sprintf(tmp_str, "%.1f", specials[special_index].graph_scale);
3085                                                 draw_string(tmp_str);
3086                                                 free(tmp_str);
3087                                                 cur_x = tmp_x;
3088                                                 cur_y = tmp_y;
3089                                         }
3090 #endif
3091                                         set_foreground_color(last_colour);
3092                                         break;
3093                                 }
3094
3095                                 case FONT:
3096                                 {
3097                                         int old = font_ascent();
3098
3099                                         cur_y -= font_ascent();
3100                                         selected_font = specials[special_index].font_added;
3101                                         set_font();
3102                                         if (cur_y + font_ascent() < cur_y + old) {
3103                                                 cur_y += old;
3104                                         } else {
3105                                                 cur_y += font_ascent();
3106                                         }
3107                                         font_h = font_height();
3108                                         break;
3109                                 }
3110 #endif /* X11 */
3111                                 case FG:
3112                                         if (draw_mode == FG) {
3113                                                 set_foreground_color(specials[special_index].arg);
3114                                         }
3115                                         break;
3116
3117 #ifdef X11
3118                                 case BG:
3119                                         if (draw_mode == BG) {
3120                                                 set_foreground_color(specials[special_index].arg);
3121                                         }
3122                                         break;
3123
3124                                 case OUTLINE:
3125                                         if (draw_mode == OUTLINE) {
3126                                                 set_foreground_color(specials[special_index].arg);
3127                                         }
3128                                         break;
3129
3130                                 case OFFSET:
3131                                         w += specials[special_index].arg;
3132                                         last_special_needed = special_index;
3133                                         break;
3134
3135                                 case VOFFSET:
3136                                         cur_y += specials[special_index].arg;
3137                                         break;
3138
3139                                 case GOTO:
3140                                         if (specials[special_index].arg >= 0) {
3141                                                 cur_x = (int) specials[special_index].arg;
3142                                         }
3143                                         last_special_needed = special_index;
3144                                         break;
3145
3146                                 case TAB:
3147                                 {
3148                                         int start = specials[special_index].arg;
3149                                         int step = specials[special_index].width;
3150
3151                                         if (!step || step < 0) {
3152                                                 step = 10;
3153                                         }
3154                                         w = step - (cur_x - text_start_x - start) % step;
3155                                         last_special_needed = special_index;
3156                                         break;
3157                                 }
3158
3159                                 case ALIGNR:
3160                                 {
3161                                         /* TODO: add back in "+ window.border_inner_margin" to the end of
3162                                          * this line? */
3163                                         int pos_x = text_start_x + text_width -
3164                                                 get_string_width_special(s, special_index);
3165
3166                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3167                                                 "get_string_width(p) %i gap_x %i "
3168                                                 "specials[special_index].arg %i window.border_inner_margin %i "
3169                                                 "window.border_width %i\n", pos_x, text_start_x, text_width,
3170                                                 cur_x, get_string_width_special(s), gap_x,
3171                                                 specials[special_index].arg, window.border_inner_margin,
3172                                                 window.border_width); */
3173                                         if (pos_x > specials[special_index].arg && pos_x > cur_x) {
3174                                                 cur_x = pos_x - specials[special_index].arg;
3175                                         }
3176                                         last_special_needed = special_index;
3177                                         break;
3178                                 }
3179
3180                                 case ALIGNC:
3181                                 {
3182                                         int pos_x = (text_width) / 2 - get_string_width_special(s,
3183                                                         special_index) / 2 - (cur_x -
3184                                                                 text_start_x);
3185                                         /* int pos_x = text_start_x + text_width / 2 -
3186                                                 get_string_width_special(s) / 2; */
3187
3188                                         /* printf("pos_x %i text_start_x %i text_width %i cur_x %i "
3189                                                 "get_string_width(p) %i gap_x %i "
3190                                                 "specials[special_index].arg %i\n", pos_x, text_start_x,
3191                                                 text_width, cur_x, get_string_width(s), gap_x,
3192                                                 specials[special_index].arg); */
3193                                         if (pos_x > specials[special_index].arg) {
3194                                                 w = pos_x - specials[special_index].arg;
3195                                         }
3196                                         last_special_needed = special_index;
3197                                         break;
3198                                 }
3199 #endif /* X11 */
3200                         }
3201
3202 #ifdef X11
3203                         cur_x += w;
3204 #endif /* X11 */
3205
3206                         if (special_index != last_special_applied) {
3207                                 special_index++;
3208                         } else {
3209                                 special_index = orig_special_index;
3210                                 last_special_applied = -1;
3211                         }
3212                 }
3213                 p++;
3214         }
3215
3216 #ifdef X11
3217         cur_y += cur_y_add;
3218 #endif /* X11 */
3219         draw_string(s);
3220 #ifdef NCURSES
3221         if (output_methods & TO_NCURSES) {
3222                 printw("\n");
3223         }
3224 #endif /* NCURSES */
3225 #ifdef X11
3226         if (output_methods & TO_X)
3227                 cur_y += font_descent();
3228 #endif /* X11 */
3229         if (recurse && *recurse) {
3230                 special_index = draw_each_line_inner(recurse, special_index, last_special_needed);
3231                 *(recurse - 1) = SECRIT_MULTILINE_CHAR;
3232         }
3233         return special_index;
3234 }
3235
3236 static int draw_line(char *s, int special_index)
3237 {
3238 #ifdef X11
3239         if (output_methods & TO_X) {
3240                 return draw_each_line_inner(s, special_index, -1);
3241         }
3242 #endif /* X11 */
3243 #ifdef NCURSES
3244         if (output_methods & TO_NCURSES) {
3245                 return draw_each_line_inner(s, special_index, -1);
3246         }
3247 #endif /* NCURSES */
3248         draw_string(s);
3249         UNUSED(special_index);
3250         return 0;
3251 }
3252
3253 static void draw_text(void)
3254 {
3255 #ifdef X11
3256 #ifdef HAVE_LUA
3257         llua_draw_pre_hook();
3258 #endif /* HAVE_LUA */
3259         if (output_methods & TO_X) {
3260                 cur_y = text_start_y;
3261
3262                 /* draw borders */
3263                 if (draw_borders && window.border_width > 0) {
3264                         if (stippled_borders) {
3265                                 char ss[2] = { stippled_borders, stippled_borders };
3266                                 XSetLineAttributes(display, window.gc, window.border_width, LineOnOffDash,
3267                                         CapButt, JoinMiter);
3268                                 XSetDashes(display, window.gc, 0, ss, 2);
3269                         } else {
3270                                 XSetLineAttributes(display, window.gc, window.border_width, LineSolid,
3271                                         CapButt, JoinMiter);
3272                         }
3273
3274                         XDrawRectangle(display, window.drawable, window.gc,
3275                                 text_start_x - window.border_inner_margin - window.border_width,
3276                                 text_start_y - window.border_inner_margin - window.border_width,
3277                                 text_width + window.border_inner_margin * 2 + window.border_width * 2,
3278                                 text_height + window.border_inner_margin * 2 + window.border_width * 2);
3279                 }
3280
3281                 /* draw text */
3282         }
3283         setup_fonts();
3284 #endif /* X11 */
3285 #ifdef NCURSES
3286         init_pair(COLOR_WHITE, COLOR_WHITE, COLOR_BLACK);
3287         attron(COLOR_PAIR(COLOR_WHITE));
3288 #endif /* NCURSES */
3289         for_each_line(text_buffer, draw_line);
3290 #if defined(HAVE_LUA) && defined(X11)
3291         llua_draw_post_hook();
3292 #endif /* HAVE_LUA */
3293 }
3294
3295 static void draw_stuff(void)
3296 {
3297 #ifdef IMLIB2
3298         cimlib_render(text_start_x, text_start_y, window.width, window.height);
3299 #endif /* IMLIB2 */
3300         if (overwrite_file) {
3301                 overwrite_fpointer = fopen(overwrite_file, "w");
3302                 if(!overwrite_fpointer)
3303                         NORM_ERR("Can't overwrite '%s' anymore", overwrite_file);
3304         }
3305         if (append_file) {
3306                 append_fpointer = fopen(append_file, "a");
3307                 if(!append_fpointer)
3308                         NORM_ERR("Can't append '%s' anymore", append_file);
3309         }
3310 #ifdef X11
3311         if (output_methods & TO_X) {
3312                 selected_font = 0;
3313                 if (draw_shades && !draw_outline) {
3314                         text_start_x++;
3315                         text_start_y++;
3316                         set_foreground_color(default_bg_color);
3317                         draw_mode = BG;
3318                         draw_text();
3319                         text_start_x--;
3320                         text_start_y--;
3321                 }
3322
3323                 if (draw_outline) {
3324                         int i, j;
3325                         selected_font = 0;
3326
3327                         for (i = -1; i < 2; i++) {
3328                                 for (j = -1; j < 2; j++) {
3329                                         if (i == 0 && j == 0) {
3330                                                 continue;
3331                                         }
3332                                         text_start_x += i;
3333                                         text_start_y += j;
3334                                         set_foreground_color(default_out_color);
3335                                         draw_mode = OUTLINE;
3336                                         draw_text();
3337                                         text_start_x -= i;
3338                                         text_start_y -= j;
3339                                 }
3340                         }
3341                 }
3342
3343                 set_foreground_color(default_fg_color);
3344         }
3345 #endif /* X11 */
3346         draw_mode = FG;
3347         draw_text();
3348 #if defined(X11) && defined(HAVE_XDBE)
3349         if (output_methods & TO_X) {
3350                 xdbe_swap_buffers();
3351         }
3352 #endif /* X11 && HAVE_XDBE */
3353         if(overwrite_fpointer) {
3354                 fclose(overwrite_fpointer);
3355                 overwrite_fpointer = 0;
3356         }
3357         if(append_fpointer) {
3358                 fclose(append_fpointer);
3359                 append_fpointer = 0;
3360         }
3361 }
3362
3363 #ifdef X11
3364 static void clear_text(int exposures)
3365 {
3366 #ifdef HAVE_XDBE
3367         if (use_xdbe) {
3368                 /* The swap action is XdbeBackground, which clears */
3369                 return;
3370         } else
3371 #endif
3372         if (display && window.window) { // make sure these are !null
3373                 /* there is some extra space for borders and outlines */
3374                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3375                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3376                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3377                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, exposures ? True : 0);
3378         }
3379 }
3380 #endif /* X11 */
3381
3382 static int need_to_update;
3383
3384 /* update_text() generates new text and clears old text area */
3385 static void update_text(void)
3386 {
3387 #ifdef IMLIB2
3388         cimlib_cleanup();
3389 #endif /* IMLIB2 */
3390         generate_text();
3391 #ifdef X11
3392         if (output_methods & TO_X)
3393                 clear_text(1);
3394 #endif /* X11 */
3395         need_to_update = 1;
3396 #ifdef HAVE_LUA
3397         llua_update_info(&info, update_interval);
3398 #endif /* HAVE_LUA */
3399 }
3400
3401 #ifdef HAVE_SYS_INOTIFY_H
3402 int inotify_fd;
3403 #endif
3404
3405 static void main_loop(void)
3406 {
3407         int terminate = 0;
3408 #ifdef SIGNAL_BLOCKING
3409         sigset_t newmask, oldmask;
3410 #endif
3411         double t;
3412 #ifdef HAVE_SYS_INOTIFY_H
3413         int inotify_config_wd = -1;
3414 #define INOTIFY_EVENT_SIZE  (sizeof(struct inotify_event))
3415 #define INOTIFY_BUF_LEN     (20 * (INOTIFY_EVENT_SIZE + 16))
3416         char inotify_buff[INOTIFY_BUF_LEN];
3417 #endif /* HAVE_SYS_INOTIFY_H */
3418
3419
3420 #ifdef SIGNAL_BLOCKING
3421         sigemptyset(&newmask);
3422         sigaddset(&newmask, SIGINT);
3423         sigaddset(&newmask, SIGTERM);
3424         sigaddset(&newmask, SIGUSR1);
3425 #endif
3426
3427         last_update_time = 0.0;
3428         next_update_time = get_time();
3429         info.looped = 0;
3430         while (terminate == 0 && (total_run_times == 0 || info.looped < total_run_times)) {
3431                 if(update_interval_bat != NOBATTERY && update_interval_bat != update_interval_old) {
3432                         char buf[max_user_text];
3433
3434                         get_battery_short_status(buf, max_user_text, "BAT0");
3435                         if(buf[0] == 'D') {
3436                                 update_interval = update_interval_bat;
3437                         } else {
3438                                 update_interval = update_interval_old;
3439                         }
3440                 }
3441                 info.looped++;
3442
3443 #ifdef SIGNAL_BLOCKING
3444                 /* block signals.  we will inspect for pending signals later */
3445                 if (sigprocmask(SIG_BLOCK, &newmask, &oldmask) < 0) {
3446                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3447                 }
3448 #endif
3449
3450 #ifdef X11
3451                 if (output_methods & TO_X) {
3452                         XFlush(display);
3453
3454                         /* wait for X event or timeout */
3455
3456                         if (!XPending(display)) {
3457                                 fd_set fdsr;
3458                                 struct timeval tv;
3459                                 int s;
3460                                 t = next_update_time - get_time();
3461
3462                                 if (t < 0) {
3463                                         t = 0;
3464                                 } else if (t > update_interval) {
3465                                         t = update_interval;
3466                                 }
3467
3468                                 tv.tv_sec = (long) t;
3469                                 tv.tv_usec = (long) (t * 1000000) % 1000000;
3470                                 FD_ZERO(&fdsr);
3471                                 FD_SET(ConnectionNumber(display), &fdsr);
3472
3473                                 s = select(ConnectionNumber(display) + 1, &fdsr, 0, 0, &tv);
3474                                 if (s == -1) {
3475                                         if (errno != EINTR) {
3476                                                 NORM_ERR("can't select(): %s", strerror(errno));
3477                                         }
3478                                 } else {
3479                                         /* timeout */
3480                                         if (s == 0) {
3481                                                 update_text();
3482                                         }
3483                                 }
3484                         }
3485
3486                         if (need_to_update) {
3487 #ifdef OWN_WINDOW
3488                                 int wx = window.x, wy = window.y;
3489 #endif
3490
3491                                 need_to_update = 0;
3492                                 selected_font = 0;
3493                                 update_text_area();
3494 #ifdef OWN_WINDOW
3495                                 if (own_window) {
3496                                         int changed = 0;
3497
3498                                         /* resize window if it isn't right size */
3499                                         if (!fixed_size
3500                                                         && (text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.width
3501                                                                 || text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2 != window.height)) {
3502                                                 window.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3503                                                 window.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3504                                                 draw_stuff(); /* redraw everything in our newly sized window */
3505                                                 XResizeWindow(display, window.window, window.width,
3506                                                                 window.height); /* resize window */
3507                                                 set_transparent_background(window.window);
3508 #ifdef HAVE_XDBE
3509                                                 /* swap buffers */
3510                                                 xdbe_swap_buffers();
3511 #endif
3512
3513                                                 changed++;
3514 #ifdef HAVE_LUA
3515                                                 /* update lua window globals */
3516                                                 llua_update_window_table(text_start_x, text_start_y, text_width, text_height);
3517 #endif /* HAVE_LUA */
3518                                         }
3519
3520                                         /* move window if it isn't in right position */
3521                                         if (!fixed_pos && (window.x != wx || window.y != wy)) {
3522                                                 XMoveWindow(display, window.window, window.x, window.y);
3523                                                 changed++;
3524                                         }
3525
3526                                         /* update struts */
3527                                         if (changed && window.type == TYPE_PANEL) {
3528                                                 int sidenum = -1;
3529
3530                                                 fprintf(stderr, PACKAGE_NAME": defining struts\n");
3531                                                 fflush(stderr);
3532
3533                                                 switch (text_alignment) {
3534                                                         case TOP_LEFT:
3535                                                         case TOP_RIGHT:
3536                                                         case TOP_MIDDLE:
3537                                                                 {
3538                                                                         sidenum = 2;
3539                                                                         break;
3540                                                                 }
3541                                                         case BOTTOM_LEFT:
3542                                                         case BOTTOM_RIGHT:
3543                                                         case BOTTOM_MIDDLE:
3544                                                                 {
3545                                                                         sidenum = 3;
3546                                                                         break;
3547                                                                 }
3548                                                         case MIDDLE_LEFT:
3549                                                                 {
3550                                                                         sidenum = 0;
3551                                                                         break;
3552                                                                 }
3553                                                         case MIDDLE_RIGHT:
3554                                                                 {
3555                                                                         sidenum = 1;
3556                                                                         break;
3557                                                                 }
3558                                                 }
3559
3560                                                 set_struts(sidenum);
3561                                         }
3562                                 }
3563 #endif
3564
3565                                 clear_text(1);
3566
3567 #ifdef HAVE_XDBE
3568                                 if (use_xdbe) {
3569                                         XRectangle r;
3570
3571                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3572                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3573                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3574                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3575                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3576                                 }
3577 #endif
3578                         }
3579
3580                         /* handle X events */
3581                         while (XPending(display)) {
3582                                 XEvent ev;
3583
3584                                 XNextEvent(display, &ev);
3585                                 switch (ev.type) {
3586                                         case Expose:
3587                                         {
3588                                                 XRectangle r;
3589                                                 r.x = ev.xexpose.x;
3590                                                 r.y = ev.xexpose.y;
3591                                                 r.width = ev.xexpose.width;
3592                                                 r.height = ev.xexpose.height;
3593                                                 XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3594                                                 break;
3595                                         }
3596
3597                                         case PropertyNotify:
3598                                         {
3599                                                 if ( ev.xproperty.state == PropertyNewValue ) {
3600                                                         get_x11_desktop_info( ev.xproperty.display, ev.xproperty.atom );
3601                                                 }
3602                                                 break;
3603                                         }
3604
3605 #ifdef OWN_WINDOW
3606                                         case ReparentNotify:
3607                                                 /* set background to ParentRelative for all parents */
3608                                                 if (own_window) {
3609                                                         set_transparent_background(window.window);
3610                                                 }
3611                                                 break;
3612
3613                                         case ConfigureNotify:
3614                                                 if (own_window) {
3615                                                         /* if window size isn't what expected, set fixed size */
3616                                                         if (ev.xconfigure.width != window.width
3617                                                                         || ev.xconfigure.height != window.height) {
3618                                                                 if (window.width != 0 && window.height != 0) {
3619                                                                         fixed_size = 1;
3620                                                                 }
3621
3622                                                                 /* clear old stuff before screwing up
3623                                                                  * size and pos */
3624                                                                 clear_text(1);
3625
3626                                                                 {
3627                                                                         XWindowAttributes attrs;
3628                                                                         if (XGetWindowAttributes(display,
3629                                                                                         window.window, &attrs)) {
3630                                                                                 window.width = attrs.width;
3631                                                                                 window.height = attrs.height;
3632                                                                         }
3633                                                                 }
3634
3635                                                                 text_width = window.width - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3636                                                                 text_height = window.height - window.border_inner_margin * 2 - window.border_outer_margin * 2 - window.border_width * 2;
3637                                                                 if (text_width > maximum_width
3638                                                                                 && maximum_width > 0) {
3639                                                                         text_width = maximum_width;
3640                                                                 }
3641                                                         }
3642
3643                                                         /* if position isn't what expected, set fixed pos
3644                                                          * total_updates avoids setting fixed_pos when window
3645                                                          * is set to weird locations when started */
3646                                                         /* // this is broken
3647                                                         if (total_updates >= 2 && !fixed_pos
3648                                                                         && (window.x != ev.xconfigure.x
3649                                                                         || window.y != ev.xconfigure.y)
3650                                                                         && (ev.xconfigure.x != 0
3651                                                                         || ev.xconfigure.y != 0)) {
3652                                                                 fixed_pos = 1;
3653                                                         } */
3654                                                 }
3655                                                 break;
3656
3657                                         case ButtonPress:
3658                                                 if (own_window) {
3659                                                         /* if an ordinary window with decorations */
3660                                                         if ((window.type == TYPE_NORMAL &&
3661                                                                                 (!TEST_HINT(window.hints,
3662                                                                                                         HINT_UNDECORATED))) ||
3663                                                                         window.type == TYPE_DESKTOP) {
3664                                                                 /* allow conky to hold input focus. */
3665                                                                 break;
3666                                                         } else {
3667                                                                 /* forward the click to the desktop window */
3668                                                                 XUngrabPointer(display, ev.xbutton.time);
3669                                                                 ev.xbutton.window = window.desktop;
3670                                                                 ev.xbutton.x = ev.xbutton.x_root;
3671                                                                 ev.xbutton.y = ev.xbutton.y_root;
3672                                                                 XSendEvent(display, ev.xbutton.window, False,
3673                                                                         ButtonPressMask, &ev);
3674                                                                 XSetInputFocus(display, ev.xbutton.window,
3675                                                                         RevertToParent, ev.xbutton.time);
3676                                                         }
3677                                                 }
3678                                                 break;
3679
3680                                         case ButtonRelease:
3681                                                 if (own_window) {
3682                                                         /* if an ordinary window with decorations */
3683                                                         if ((window.type == TYPE_NORMAL)
3684                                                                         && (!TEST_HINT(window.hints,
3685                                                                         HINT_UNDECORATED))) {
3686                                                                 /* allow conky to hold input focus. */
3687                                                                 break;
3688                                                         } else {
3689                                                                 /* forward the release to the desktop window */
3690                                                                 ev.xbutton.window = window.desktop;
3691                                                                 ev.xbutton.x = ev.xbutton.x_root;
3692                                                                 ev.xbutton.y = ev.xbutton.y_root;
3693                                                                 XSendEvent(display, ev.xbutton.window, False,
3694                                                                         ButtonReleaseMask, &ev);
3695                                                         }
3696                                                 }
3697                                                 break;
3698
3699 #endif
3700
3701                                         default:
3702 #ifdef HAVE_XDAMAGE
3703                                                 if (ev.type == x11_stuff.event_base + XDamageNotify) {
3704                                                         XDamageNotifyEvent *dev = (XDamageNotifyEvent *) &ev;
3705
3706                                                         XFixesSetRegion(display, x11_stuff.part, &dev->area, 1);
3707                                                         XFixesUnionRegion(display, x11_stuff.region2, x11_stuff.region2, x11_stuff.part);
3708                                                 }
3709 #endif /* HAVE_XDAMAGE */
3710                                                 break;
3711                                 }
3712                         }
3713
3714 #ifdef HAVE_XDAMAGE
3715                         XDamageSubtract(display, x11_stuff.damage, x11_stuff.region2, None);
3716                         XFixesSetRegion(display, x11_stuff.region2, 0, 0);
3717 #endif /* HAVE_XDAMAGE */
3718
3719                         /* XDBE doesn't seem to provide a way to clear the back buffer
3720                          * without interfering with the front buffer, other than passing
3721                          * XdbeBackground to XdbeSwapBuffers. That means that if we're
3722                          * using XDBE, we need to redraw the text even if it wasn't part of
3723                          * the exposed area. OTOH, if we're not going to call draw_stuff at
3724                          * all, then no swap happens and we can safely do nothing. */
3725
3726                         if (!XEmptyRegion(x11_stuff.region)) {
3727 #ifdef HAVE_XDBE
3728                                 if (use_xdbe) {
3729                                         XRectangle r;
3730
3731                                         r.x = text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width;
3732                                         r.y = text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width;
3733                                         r.width = text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3734                                         r.height = text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2;
3735                                         XUnionRectWithRegion(&r, x11_stuff.region, x11_stuff.region);
3736                                 }
3737 #endif
3738                                 XSetRegion(display, window.gc, x11_stuff.region);
3739 #ifdef XFT
3740                                 if (use_xft) {
3741                                         XftDrawSetClip(window.xftdraw, x11_stuff.region);
3742                                 }
3743 #endif
3744                                 draw_stuff();
3745                                 XDestroyRegion(x11_stuff.region);
3746                                 x11_stuff.region = XCreateRegion();
3747                         }
3748                 } else {
3749 #endif /* X11 */
3750                         t = (next_update_time - get_time()) * 1000000;
3751                         if(t > 0) usleep((useconds_t)t);
3752                         update_text();
3753                         draw_stuff();
3754 #ifdef NCURSES
3755                         if(output_methods & TO_NCURSES) {
3756                                 refresh();
3757                                 clear();
3758                         }
3759 #endif
3760 #ifdef X11
3761                 }
3762 #endif /* X11 */
3763
3764 #ifdef SIGNAL_BLOCKING
3765                 /* unblock signals of interest and let handler fly */
3766                 if (sigprocmask(SIG_SETMASK, &oldmask, NULL) < 0) {
3767                         CRIT_ERR(NULL, NULL, "unable to sigprocmask()");
3768                 }
3769 #endif
3770
3771                 switch (g_signal_pending) {
3772                         case SIGHUP:
3773                         case SIGUSR1:
3774                                 NORM_ERR("received SIGHUP or SIGUSR1. reloading the config file.");
3775                                 reload_config();
3776                                 break;
3777                         case SIGINT:
3778                         case SIGTERM:
3779                                 NORM_ERR("received SIGINT or SIGTERM to terminate. bye!");
3780                                 terminate = 1;
3781 #ifdef X11
3782                                 if (output_methods & TO_X) {
3783                                         XDestroyRegion(x11_stuff.region);
3784                                         x11_stuff.region = NULL;
3785 #ifdef HAVE_XDAMAGE
3786                                         XDamageDestroy(display, x11_stuff.damage);
3787                                         XFixesDestroyRegion(display, x11_stuff.region2);
3788                                         XFixesDestroyRegion(display, x11_stuff.part);
3789 #endif /* HAVE_XDAMAGE */
3790                                         if (disp) {
3791                                                 free(disp);
3792                                         }
3793                                 }
3794 #endif /* X11 */
3795                                 if(overwrite_file) {
3796                                         free(overwrite_file);
3797                                         overwrite_file = 0;
3798                                 }
3799                                 if(append_file) {
3800                                         free(append_file);
3801                                         append_file = 0;
3802                                 }
3803                                 break;
3804                         default:
3805                                 /* Reaching here means someone set a signal
3806                                  * (SIGXXXX, signal_handler), but didn't write any code
3807                                  * to deal with it.
3808                                  * If you don't want to handle a signal, don't set a handler on
3809                                  * it in the first place. */
3810                                 if (g_signal_pending) {
3811                                         NORM_ERR("ignoring signal (%d)", g_signal_pending);
3812                                 }
3813                                 break;
3814                 }
3815 #ifdef HAVE_SYS_INOTIFY_H
3816                 if (inotify_fd != -1 && inotify_config_wd == -1 && current_config != 0) {
3817                         inotify_config_wd = inotify_add_watch(inotify_fd,
3818                                         current_config,
3819                                         IN_MODIFY);
3820                 }
3821                 if (inotify_fd != -1 && inotify_config_wd != -1 && current_config != 0) {
3822                         int len = 0, idx = 0;
3823                         fd_set descriptors;
3824                         struct timeval time_to_wait;
3825
3826                         FD_ZERO(&descriptors);
3827                         FD_SET(inotify_fd, &descriptors);
3828
3829                         time_to_wait.tv_sec = time_to_wait.tv_usec = 0;
3830
3831                         select(inotify_fd + 1, &descriptors, NULL, NULL, &time_to_wait);
3832                         if (FD_ISSET(inotify_fd, &descriptors)) {
3833                                 /* process inotify events */
3834                                 len = read(inotify_fd, inotify_buff, INOTIFY_BUF_LEN);
3835                                 while (len > 0 && idx < len) {
3836                                         struct inotify_event *ev = (struct inotify_event *) &inotify_buff[idx];
3837                                         if (ev->wd == inotify_config_wd && (ev->mask & IN_MODIFY || ev->mask & IN_IGNORED)) {
3838                                                 /* current_config should be reloaded */
3839                                                 NORM_ERR("'%s' modified, reloading...", current_config);
3840                                                 reload_config();
3841                                                 if (ev->mask & IN_IGNORED) {
3842                                                         /* for some reason we get IN_IGNORED here
3843                                                          * sometimes, so we need to re-add the watch */
3844                                                         inotify_config_wd = inotify_add_watch(inotify_fd,
3845                                                                         current_config,
3846                                                                         IN_MODIFY);
3847                                                 }
3848                                         }
3849 #ifdef HAVE_LUA
3850                                         else {
3851                                                 llua_inotify_query(ev->wd, ev->mask);
3852                                         }
3853 #endif /* HAVE_LUA */
3854                                         idx += INOTIFY_EVENT_SIZE + ev->len;
3855                                 }
3856                         }
3857                 }
3858 #endif /* HAVE_SYS_INOTIFY_H */
3859
3860 #ifdef HAVE_LUA
3861                 llua_update_info(&info, update_interval);
3862 #endif /* HAVE_LUA */
3863                 g_signal_pending = 0;
3864         }
3865         clean_up(NULL, NULL);
3866
3867 #ifdef HAVE_SYS_INOTIFY_H
3868         if (inotify_fd != -1) {
3869                 inotify_rm_watch(inotify_fd, inotify_config_wd);
3870                 close(inotify_fd);
3871                 inotify_fd = inotify_config_wd = 0;
3872         }
3873 #endif /* HAVE_SYS_INOTIFY_H */
3874 }
3875
3876 #ifdef X11
3877 static void load_config_file_x11(const char *);
3878 #endif /* X11 */
3879 void initialisation(int argc, char** argv);
3880
3881         /* reload the config file */
3882 static void reload_config(void)
3883 {
3884         char *current_config_copy = strdup(current_config);
3885         clean_up(NULL, NULL);
3886         current_config = current_config_copy;
3887         initialisation(argc_copy, argv_copy);
3888 }
3889
3890 void clean_up(void *memtofree1, void* memtofree2)
3891 {
3892         int i;
3893
3894 #ifdef NCURSES
3895         if(output_methods & TO_NCURSES) {
3896                 endwin();
3897         }
3898 #endif
3899         conftree_empty(currentconffile);
3900         currentconffile = NULL;
3901         if(memtofree1) {
3902                 free(memtofree1);
3903         }
3904         if(memtofree2) {
3905                 free(memtofree2);
3906         }
3907         timed_thread_destroy_registered_threads();
3908
3909         if (info.cpu_usage) {
3910                 free(info.cpu_usage);
3911                 info.cpu_usage = NULL;
3912         }
3913 #ifdef X11
3914         if (x_initialised == YES) {
3915                 XClearArea(display, window.window, text_start_x - window.border_inner_margin - window.border_outer_margin - window.border_width,
3916                         text_start_y - window.border_inner_margin - window.border_outer_margin - window.border_width,
3917                         text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
3918                         text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, 0);
3919                 destroy_window();
3920                 free_fonts();
3921                 if(x11_stuff.region) {
3922                         XDestroyRegion(x11_stuff.region);
3923                         x11_stuff.region = NULL;
3924                 }
3925                 XCloseDisplay(display);
3926                 display = NULL;
3927                 if(info.x11.desktop.all_names) {
3928                         free(info.x11.desktop.all_names);
3929                         info.x11.desktop.all_names = NULL;
3930                 }
3931                 if (info.x11.desktop.name) {
3932                         free(info.x11.desktop.name);
3933                         info.x11.desktop.name = NULL;
3934                 }
3935                 x_initialised = NO;
3936         }else{
3937                 free(fonts);    //in set_default_configurations a font is set but not loaded
3938                 font_count = -1;
3939         }
3940
3941 #endif /* X11 */
3942
3943         free_update_callbacks();
3944
3945         free_templates();
3946
3947         free_text_objects(&global_root_object, 0);
3948         if (tmpstring1) {
3949                 free(tmpstring1);
3950                 tmpstring1 = 0;
3951         }
3952         if (tmpstring2) {
3953                 free(tmpstring2);
3954                 tmpstring2 = 0;
3955         }
3956         if (text_buffer) {
3957                 free(text_buffer);
3958                 text_buffer = 0;
3959         }
3960
3961         if (global_text) {
3962                 free(global_text);
3963                 global_text = 0;
3964         }
3965
3966         free(current_config);
3967         current_config = 0;
3968
3969 #ifdef TCP_PORT_MONITOR
3970         tcp_portmon_clear();
3971 #endif
3972 #ifdef HAVE_CURL
3973         ccurl_free_info();
3974 #endif
3975 #ifdef RSS
3976         rss_free_info();
3977 #endif
3978 #ifdef WEATHER
3979         weather_free_info();
3980 #endif
3981 #ifdef HAVE_LUA
3982         llua_shutdown_hook();
3983         llua_close();
3984 #endif /* HAVE_LUA */
3985 #ifdef IMLIB2
3986         if (output_methods & TO_X)
3987                 cimlib_deinit();
3988 #endif /* IMLIB2 */
3989 #ifdef XOAP
3990         xmlCleanupParser();
3991 #endif /* XOAP */
3992
3993         if (specials) {
3994                 for (i = 0; i < special_count; i++) {
3995                         if (specials[i].type == GRAPH) {
3996                                 free(specials[i].graph);
3997                         }
3998                 }
3999                 free(specials);
4000                 specials = NULL;
4001         }
4002
4003         clear_net_stats();
4004         clear_diskio_stats();
4005         if(global_cpu != NULL) {
4006                 free(global_cpu);
4007                 global_cpu = NULL;
4008         }
4009 }
4010
4011 static int string_to_bool(const char *s)
4012 {
4013         if (!s) {
4014                 // Assumes an option without a true/false means true
4015                 return 1;
4016         } else if (strcasecmp(s, "yes") == EQUAL) {
4017                 return 1;
4018         } else if (strcasecmp(s, "true") == EQUAL) {
4019                 return 1;
4020         } else if (strcasecmp(s, "1") == EQUAL) {
4021                 return 1;
4022         }
4023         return 0;
4024 }
4025
4026 #ifdef X11
4027 static enum alignment string_to_alignment(const char *s)
4028 {
4029         if (strcasecmp(s, "top_left") == EQUAL) {
4030                 return TOP_LEFT;
4031         } else if (strcasecmp(s, "top_right") == EQUAL) {
4032                 return TOP_RIGHT;
4033         } else if (strcasecmp(s, "top_middle") == EQUAL) {
4034                 return TOP_MIDDLE;
4035         } else if (strcasecmp(s, "bottom_left") == EQUAL) {
4036                 return BOTTOM_LEFT;
4037         } else if (strcasecmp(s, "bottom_right") == EQUAL) {
4038                 return BOTTOM_RIGHT;
4039         } else if (strcasecmp(s, "bottom_middle") == EQUAL) {
4040                 return BOTTOM_MIDDLE;
4041         } else if (strcasecmp(s, "middle_left") == EQUAL) {
4042                 return MIDDLE_LEFT;
4043         } else if (strcasecmp(s, "middle_right") == EQUAL) {
4044                 return MIDDLE_RIGHT;
4045         } else if (strcasecmp(s, "tl") == EQUAL) {
4046                 return TOP_LEFT;
4047         } else if (strcasecmp(s, "tr") == EQUAL) {
4048                 return TOP_RIGHT;
4049         } else if (strcasecmp(s, "tm") == EQUAL) {
4050                 return TOP_MIDDLE;
4051         } else if (strcasecmp(s, "bl") == EQUAL) {
4052                 return BOTTOM_LEFT;
4053         } else if (strcasecmp(s, "br") == EQUAL) {
4054                 return BOTTOM_RIGHT;
4055         } else if (strcasecmp(s, "bm") == EQUAL) {
4056                 return BOTTOM_MIDDLE;
4057         } else if (strcasecmp(s, "ml") == EQUAL) {
4058                 return MIDDLE_LEFT;
4059         } else if (strcasecmp(s, "mr") == EQUAL) {
4060                 return MIDDLE_RIGHT;
4061         } else if (strcasecmp(s, "none") == EQUAL) {
4062                 return NONE;
4063         }
4064         return TOP_LEFT;
4065 }
4066 #endif /* X11 */
4067
4068 #ifdef X11
4069 static void set_default_configurations_for_x(void)
4070 {
4071         default_fg_color = WhitePixel(display, screen);
4072         default_bg_color = BlackPixel(display, screen);
4073         default_out_color = BlackPixel(display, screen);
4074         color0 = default_fg_color;
4075         color1 = default_fg_color;
4076         color2 = default_fg_color;
4077         color3 = default_fg_color;
4078         color4 = default_fg_color;
4079         color5 = default_fg_color;
4080         color6 = default_fg_color;
4081         color7 = default_fg_color;
4082         color8 = default_fg_color;
4083         color9 = default_fg_color;
4084         current_text_color = default_fg_color;
4085 }
4086 #endif /* X11 */
4087
4088 static void set_default_configurations(void)
4089 {
4090 #ifdef MPD
4091         char *mpd_env_host;
4092         char *mpd_env_port;
4093 #endif
4094         update_uname();
4095         fork_to_background = 0;
4096         total_run_times = 0;
4097         info.cpu_avg_samples = 2;
4098         info.net_avg_samples = 2;
4099         info.diskio_avg_samples = 2;
4100         info.memmax = 0;
4101         top_cpu = 0;
4102         cpu_separate = 0;
4103         short_units = 0;
4104         format_human_readable = 1;
4105         top_mem = 0;
4106         top_time = 0;
4107 #ifdef IOSTATS
4108         top_io = 0;
4109 #endif
4110 #ifdef __linux__
4111         top_running = 0;
4112 #endif
4113 #ifdef MPD
4114         mpd_env_host = getenv("MPD_HOST");
4115         mpd_env_port = getenv("MPD_PORT");
4116
4117         if (!mpd_env_host || !strlen(mpd_env_host)) {
4118                 mpd_set_host("localhost");
4119         } else {
4120                 /* MPD_HOST environment variable is set */
4121                 char *mpd_hostpart = strchr(mpd_env_host, '@');
4122                 if (!mpd_hostpart) {
4123                         mpd_set_host(mpd_env_host);
4124                 } else {
4125                         /* MPD_HOST contains a password */
4126                         char mpd_password[mpd_hostpart - mpd_env_host + 1];
4127                         snprintf(mpd_password, mpd_hostpart - mpd_env_host + 1, "%s", mpd_env_host);
4128
4129                         if (!strlen(mpd_hostpart + 1)) {
4130                                 mpd_set_host("localhost");
4131                         } else {
4132                                 mpd_set_host(mpd_hostpart + 1);
4133                         }
4134
4135                         mpd_set_password(mpd_password, 1);
4136                 }
4137         }
4138
4139
4140         if (!mpd_env_port || mpd_set_port(mpd_env_port)) {
4141                 /* failed to set port from environment variable */
4142                 mpd_set_port("6600");
4143         }
4144 #endif
4145 #ifdef XMMS2
4146         info.xmms2.artist = NULL;
4147         info.xmms2.album = NULL;
4148         info.xmms2.title = NULL;
4149         info.xmms2.genre = NULL;
4150         info.xmms2.comment = NULL;
4151         info.xmms2.url = NULL;
4152         info.xmms2.status = NULL;
4153         info.xmms2.playlist = NULL;
4154 #endif
4155         use_spacer = NO_SPACER;
4156 #ifdef X11
4157         output_methods = TO_X;
4158 #else
4159         output_methods = TO_STDOUT;
4160 #endif
4161 #ifdef X11
4162         show_graph_scale = 0;
4163         show_graph_range = 0;
4164         draw_shades = 1;
4165         draw_borders = 0;
4166         draw_graph_borders = 1;
4167         draw_outline = 0;
4168         set_first_font("6x10");
4169         gap_x = 5;
4170         gap_y = 60;
4171         minimum_width = 5;
4172         minimum_height = 5;
4173         maximum_width = 0;
4174 #ifdef OWN_WINDOW
4175         own_window = 0;
4176         window.type = TYPE_NORMAL;
4177         window.hints = 0;
4178         strcpy(window.class_name, PACKAGE_NAME);
4179         sprintf(window.title, PACKAGE_NAME" (%s)", info.uname_s.nodename);
4180 #endif
4181         stippled_borders = 0;
4182         window.border_inner_margin = 3;
4183         window.border_outer_margin = 1;
4184         window.border_width = 1;
4185         text_alignment = BOTTOM_LEFT;
4186         info.x11.monitor.number = 1;
4187         info.x11.monitor.current = 0;
4188         info.x11.desktop.current = 1;
4189         info.x11.desktop.number = 1;
4190         info.x11.desktop.nitems = 0;
4191         info.x11.desktop.all_names = NULL;
4192         info.x11.desktop.name = NULL;
4193 #endif /* X11 */
4194
4195         free_templates();
4196
4197         free(current_mail_spool);
4198         {
4199                 char buf[256];
4200
4201                 variable_substitute(MAIL_FILE, buf, 256);
4202                 if (buf[0] != '\0') {
4203                         current_mail_spool = strndup(buf, text_buffer_size);
4204                 }
4205         }
4206
4207         no_buffers = 1;
4208         set_update_interval(3);
4209         update_interval_bat = NOBATTERY;
4210         info.music_player_interval = 1.0;
4211         stuff_in_uppercase = 0;
4212         info.users.number = 1;
4213
4214 #ifdef TCP_PORT_MONITOR
4215         /* set default connection limit */
4216         tcp_portmon_set_max_connections(0);
4217 #endif
4218 }
4219
4220 /* returns 1 if you can overwrite or create the file at 'path' */
4221 static _Bool overwrite_works(const char *path)
4222 {
4223         FILE *filepointer;
4224
4225         if (!(filepointer = fopen(path, "w")))
4226                 return 0;
4227         fclose(filepointer);
4228         return 1;
4229 }
4230
4231 /* returns 1 if you can append or create the file at 'path' */
4232 static _Bool append_works(const char *path)
4233 {
4234         FILE *filepointer;
4235
4236         if (!(filepointer = fopen(path, "a")))
4237                 return 0;
4238         fclose(filepointer);
4239         return 1;
4240 }
4241
4242 #ifdef X11
4243 #ifdef DEBUG
4244 /* WARNING, this type not in Xlib spec */
4245 int x11_error_handler(Display *d, XErrorEvent *err)
4246         __attribute__((noreturn));
4247 int x11_error_handler(Display *d, XErrorEvent *err)
4248 {
4249         NORM_ERR("X Error: type %i Display %lx XID %li serial %lu error_code %i request_code %i minor_code %i other Display: %lx\n",
4250                         err->type,
4251                         (long unsigned)err->display,
4252                         (long)err->resourceid,
4253                         err->serial,
4254                         err->error_code,
4255                         err->request_code,
4256                         err->minor_code,
4257                         (long unsigned)d
4258                         );
4259         abort();
4260 }
4261
4262 int x11_ioerror_handler(Display *d)
4263         __attribute__((noreturn));
4264 int x11_ioerror_handler(Display *d)
4265 {
4266         NORM_ERR("X Error: Display %lx\n",
4267                         (long unsigned)d
4268                         );
4269         abort();
4270 }
4271 #endif /* DEBUG */
4272
4273 static void X11_initialisation(void)
4274 {
4275         if (x_initialised == YES) return;
4276         output_methods |= TO_X;
4277         init_X11(disp);
4278         set_default_configurations_for_x();
4279         x_initialised = YES;
4280 #ifdef DEBUG
4281         _Xdebug = 1;
4282         /* WARNING, this type not in Xlib spec */
4283         XSetErrorHandler(&x11_error_handler);
4284         XSetIOErrorHandler(&x11_ioerror_handler);
4285 #endif /* DEBUG */
4286 }
4287
4288 static char **xargv = 0;
4289 static int xargc = 0;
4290
4291 static void X11_create_window(void)
4292 {
4293         if (output_methods & TO_X) {
4294 #ifdef OWN_WINDOW
4295                 init_window(own_window, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4296                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, background_colour,
4297                                 xargv, xargc);
4298 #else /* OWN_WINDOW */
4299                 init_window(0, text_width + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2,
4300                                 text_height + window.border_inner_margin * 2 + window.border_outer_margin * 2 + window.border_width * 2, set_transparent, 0,
4301                                 xargv, xargc);
4302 #endif /* OWN_WINDOW */
4303
4304                 setup_fonts();
4305                 load_fonts();
4306                 update_text_area();     /* to position text/window on screen */
4307
4308 #ifdef OWN_WINDOW
4309                 if (own_window && !fixed_pos) {
4310                         XMoveWindow(display, window.window, window.x, window.y);
4311                 }
4312                 if (own_window) {
4313                         set_transparent_background(window.window);
4314                 }
4315 #endif
4316
4317                 create_gc();
4318
4319                 draw_stuff();
4320
4321                 x11_stuff.region = XCreateRegion();
4322 #ifdef HAVE_XDAMAGE
4323                 if (!XDamageQueryExtension(display, &x11_stuff.event_base, &x11_stuff.error_base)) {
4324                         NORM_ERR("Xdamage extension unavailable");
4325                 }
4326                 x11_stuff.damage = XDamageCreate(display, window.window, XDamageReportNonEmpty);
4327                 x11_stuff.region2 = XFixesCreateRegionFromWindow(display, window.window, 0);
4328                 x11_stuff.part = XFixesCreateRegionFromWindow(display, window.window, 0);
4329 #endif /* HAVE_XDAMAGE */
4330
4331                 selected_font = 0;
4332                 update_text_area();     /* to get initial size of the window */
4333         }
4334 #ifdef HAVE_LUA
4335         /* setup lua window globals */
4336         llua_setup_window_table(text_start_x, text_start_y, text_width, text_height);
4337 #endif /* HAVE_LUA */
4338 }
4339 #endif /* X11 */
4340
4341 #define CONF_ERR NORM_ERR("%s: %d: config file error", f, line)
4342 #define CONF_ERR2(a) NORM_ERR("%s: %d: config file error: %s", f, line, a)
4343 #define CONF2(a) if (strcasecmp(name, a) == 0)
4344 #define CONF(a) else CONF2(a)
4345 #define CONF3(a, b) else if (strcasecmp(name, a) == 0 \
4346                 || strcasecmp(name, b) == 0)
4347 #define CONF_CONTINUE 1
4348 #define CONF_BREAK 2
4349 #define CONF_BUFF_SIZE 512
4350
4351 static FILE *open_config_file(const char *f)
4352 {
4353 #ifdef CONFIG_OUTPUT
4354         if (!strcmp(f, "==builtin==")) {
4355                 return conf_cookie_open();
4356         } else
4357 #endif /* CONFIG_OUTPUT */
4358                 return fopen(f, "r");
4359 }
4360
4361 static int do_config_step(int *line, FILE *fp, char *buf, char **name, char **value)
4362 {
4363         char *p, *p2;
4364         (*line)++;
4365         if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
4366                 return CONF_BREAK;
4367         }
4368         remove_comments(buf);
4369
4370         p = buf;
4371
4372         /* skip spaces */
4373         while (*p && isspace((int) *p)) {
4374                 p++;
4375         }
4376         if (*p == '\0') {
4377                 return CONF_CONTINUE;   /* empty line */
4378         }
4379
4380         *name = p;
4381
4382         /* skip name */
4383         p2 = p;
4384         while (*p2 && !isspace((int) *p2)) {
4385                 p2++;
4386         }
4387         if (*p2 != '\0') {
4388                 *p2 = '\0';     /* break at name's end */
4389                 p2++;
4390         }
4391
4392         /* get value */
4393         if (*p2) {
4394                 p = p2;
4395                 while (*p && isspace((int) *p)) {
4396                         p++;
4397                 }
4398
4399                 *value = p;
4400
4401                 p2 = *value + strlen(*value);
4402                 while (isspace((int) *(p2 - 1))) {
4403                         *--p2 = '\0';
4404                 }
4405         } else {
4406                 *value = 0;
4407         }
4408         return 0;
4409 }
4410
4411 char load_config_file(const char *f)
4412 {
4413         int line = 0;
4414         FILE *fp;
4415
4416         fp = open_config_file(f);
4417         if (!fp) {
4418                 return FALSE;
4419         }
4420         DBGP("reading contents from config file '%s'", f);
4421
4422         while (!feof(fp)) {
4423                 char buff[CONF_BUFF_SIZE], *name, *value;
4424                 int ret = do_config_step(&line, fp, buff, &name, &value);
4425                 if (ret == CONF_BREAK) {
4426                         break;
4427                 } else if (ret == CONF_CONTINUE) {
4428                         continue;
4429                 }
4430
4431 #ifdef X11
4432                 CONF2("out_to_x") {
4433                         /* don't listen if X is already initialised or
4434                          * if we already know we don't want it */
4435                         if(x_initialised != YES) {
4436                                 if (string_to_bool(value)) {
4437                                         output_methods &= TO_X;
4438                                 } else {
4439                                         output_methods &= ~TO_X;
4440                                         x_initialised = NEVER;
4441                                 }
4442                         }
4443                 }
4444                 CONF("display") {
4445                         if (!value || x_initialised == YES) {
4446                                 CONF_ERR;
4447                         } else {
4448                                 if (disp)
4449                                         free(disp);
4450                                 disp = strdup(value);
4451                         }
4452                 }
4453                 CONF("alignment") {
4454 #ifdef OWN_WINDOW
4455                         if (window.type == TYPE_DOCK)
4456                                 ;
4457                         else
4458 #endif /*OWN_WINDOW */
4459                         if (value) {
4460                                 int a = string_to_alignment(value);
4461
4462                                 if (a <= 0) {
4463                                         CONF_ERR;
4464                                 } else {
4465                                         text_alignment = a;
4466                                 }
4467                         } else {
4468                                 CONF_ERR;
4469                         }
4470                 }
4471                 CONF("background") {
4472                         fork_to_background = string_to_bool(value);
4473                 }
4474 #else
4475                 CONF2("background") {
4476                         fork_to_background = string_to_bool(value);
4477                 }
4478 #endif /* X11 */
4479 #ifdef X11
4480                 CONF("show_graph_scale") {
4481                         show_graph_scale = string_to_bool(value);
4482                 }
4483                 CONF("show_graph_range") {
4484                         show_graph_range = string_to_bool(value);
4485                 }
4486                 CONF("border_inner_margin") {
4487                         if (value) {
4488                                 window.border_inner_margin = strtol(value, 0, 0);
4489                                 if (window.border_inner_margin < 0) window.border_inner_margin = 0;
4490                         } else {
4491                                 CONF_ERR;
4492                         }
4493                 }
4494                 CONF("border_outer_margin") {
4495                         if (value) {
4496                                 window.border_outer_margin = strtol(value, 0, 0);
4497                                 if (window.border_outer_margin < 0) window.border_outer_margin = 0;
4498                         } else {
4499                                 CONF_ERR;
4500                         }
4501                 }
4502                 CONF("border_width") {
4503                         if (value) {
4504                                 window.border_width = strtol(value, 0, 0);
4505                                 if (window.border_width < 0) window.border_width = 0;
4506                         } else {
4507                                 CONF_ERR;
4508                         }
4509                 }
4510 #endif /* X11 */
4511 #define TEMPLATE_CONF(n) \
4512                 CONF("template"#n) { \
4513                         if (set_template(n, value)) \
4514                                 CONF_ERR; \
4515                 }
4516                 TEMPLATE_CONF(0)
4517                 TEMPLATE_CONF(1)
4518                 TEMPLATE_CONF(2)
4519                 TEMPLATE_CONF(3)
4520                 TEMPLATE_CONF(4)
4521                 TEMPLATE_CONF(5)
4522                 TEMPLATE_CONF(6)
4523                 TEMPLATE_CONF(7)
4524                 TEMPLATE_CONF(8)
4525                 TEMPLATE_CONF(9)
4526                 CONF("imap") {
4527                         if (value) {
4528                                 parse_global_imap_mail_args(value);
4529                         } else {
4530                                 CONF_ERR;
4531                         }
4532                 }
4533                 CONF("pop3") {
4534                         if (value) {
4535                                 parse_global_pop3_mail_args(value);
4536                         } else {
4537                                 CONF_ERR;
4538                         }
4539                 }
4540                 CONF("default_bar_size") {
4541                         char err = 0;
4542                         if (value) {
4543                                 if (sscanf(value, "%d %d", &default_bar_width, &default_bar_height) != 2) {
4544                                         err = 1;
4545                                 }
4546                         } else {
4547                                 err = 1;
4548                         }
4549                         if (err) {
4550                                 CONF_ERR2("default_bar_size takes 2 integer arguments (ie. 'default_bar_size 0 6')")
4551                         }
4552                 }
4553 #ifdef X11
4554                 CONF("default_graph_size") {
4555                         char err = 0;
4556                         if (value) {
4557                                 if (sscanf(value, "%d %d", &default_graph_width, &default_graph_height) != 2) {
4558                                         err = 1;
4559                                 }
4560                         } else {
4561                                 err = 1;
4562                         }
4563                         if (err) {
4564                                 CONF_ERR2("default_graph_size takes 2 integer arguments (ie. 'default_graph_size 0 6')")
4565                         }
4566                 }
4567                 CONF("default_gauge_size") {
4568                         char err = 0;
4569                         if (value) {
4570                                 if (sscanf(value, "%d %d", &default_gauge_width, &default_gauge_height) != 2) {
4571                                         err = 1;
4572                                 }
4573                         } else {
4574                                 err = 1;
4575                         }
4576                         if (err) {
4577                                 CONF_ERR2("default_gauge_size takes 2 integer arguments (ie. 'default_gauge_size 0 6')")
4578                         }
4579                 }
4580 #endif
4581 #ifdef MPD
4582                 CONF("mpd_host") {
4583                         if (value) {
4584                                 mpd_set_host(value);
4585                         } else {
4586                                 CONF_ERR;
4587                         }
4588                 }
4589                 CONF("mpd_port") {
4590                         if (value && mpd_set_port(value)) {
4591                                 CONF_ERR;
4592                         }
4593                 }
4594                 CONF("mpd_password") {
4595                         if (value) {
4596                                 mpd_set_password(value, 0);
4597                         } else {
4598                                 CONF_ERR;
4599                         }
4600                 }
4601 #endif
4602                 CONF("music_player_interval") {
4603                         if (value) {
4604                                 info.music_player_interval = strtod(value, 0);
4605                         } else {
4606                                 CONF_ERR;
4607                         }
4608                 }
4609 #ifdef __OpenBSD__
4610                 CONF("sensor_device") {
4611                         if (value) {
4612                                 sensor_device = strtol(value, 0, 0);
4613                         } else {
4614                                 CONF_ERR;
4615                         }
4616                 }
4617 #endif
4618                 CONF("cpu_avg_samples") {
4619                         if (value) {
4620                                 cpu_avg_samples = strtol(value, 0, 0);
4621                                 if (cpu_avg_samples < 1 || cpu_avg_samples > 14) {
4622                                         CONF_ERR;
4623                                 } else {
4624                                         info.cpu_avg_samples = cpu_avg_samples;
4625                                 }
4626                         } else {
4627                                 CONF_ERR;
4628                         }
4629                 }
4630                 CONF("net_avg_samples") {
4631                         if (value) {
4632                                 net_avg_samples = strtol(value, 0, 0);
4633                                 if (net_avg_samples < 1 || net_avg_samples > 14) {
4634                                         CONF_ERR;
4635                                 } else {
4636                                         info.net_avg_samples = net_avg_samples;
4637                                 }
4638                         } else {
4639                                 CONF_ERR;
4640                         }
4641                 }
4642                 CONF("diskio_avg_samples") {
4643                         if (value) {
4644                                 diskio_avg_samples = strtol(value, 0, 0);
4645                                 if (diskio_avg_samples < 1 || diskio_avg_samples > 14) {
4646                                         CONF_ERR;
4647                                 } else {
4648                                         info.diskio_avg_samples = diskio_avg_samples;
4649                                 }
4650                         } else {
4651                                 CONF_ERR;
4652                         }
4653                 }
4654
4655 #ifdef HAVE_XDBE
4656                 CONF("double_buffer") {
4657                         use_xdbe = string_to_bool(value);
4658                 }
4659 #endif
4660 #ifdef X11
4661                 CONF("override_utf8_locale") {
4662                         utf8_mode = string_to_bool(value);
4663                 }
4664                 CONF("draw_borders") {
4665                         draw_borders = string_to_bool(value);
4666                 }
4667                 CONF("draw_graph_borders") {
4668                         draw_graph_borders = string_to_bool(value);
4669                 }
4670                 CONF("draw_shades") {
4671                         draw_shades = string_to_bool(value);
4672                 }
4673                 CONF("draw_outline") {
4674                         draw_outline = string_to_bool(value);
4675                 }
4676 #endif /* X11 */
4677                 CONF("out_to_console") {
4678                         if(string_to_bool(value)) {
4679                                 output_methods |= TO_STDOUT;
4680                         } else {
4681                                 output_methods &= ~TO_STDOUT;
4682                         }
4683                 }
4684                 CONF("extra_newline") {
4685                         extra_newline = string_to_bool(value);
4686                 }
4687                 CONF("out_to_stderr") {
4688                         if(string_to_bool(value))
4689                                 output_methods |= TO_STDERR;
4690                 }
4691 #ifdef NCURSES
4692                 CONF("out_to_ncurses") {
4693                         if(string_to_bool(value)) {
4694                                 initscr();
4695                                 start_color();
4696                                 output_methods |= TO_NCURSES;
4697                         }
4698                 }
4699 #endif
4700                 CONF("overwrite_file") {
4701                         if(overwrite_file) {
4702                                 free(overwrite_file);
4703                                 overwrite_file = 0;
4704                         }
4705                         if(overwrite_works(value)) {
4706                                 overwrite_file = strdup(value);
4707                                 output_methods |= OVERWRITE_FILE;
4708                         } else
4709                                 NORM_ERR("overwrite_file won't be able to create/overwrite '%s'", value);
4710                 }
4711                 CONF("append_file") {
4712                         if(append_file) {
4713                                 free(append_file);
4714                                 append_file = 0;
4715                         }
4716                         if(append_works(value)) {
4717                                 append_file = strdup(value);
4718                                 output_methods |= APPEND_FILE;
4719                         } else
4720                                 NORM_ERR("append_file won't be able to create/append '%s'", value);
4721                 }
4722                 CONF("use_spacer") {
4723                         if (value) {
4724                                 if (strcasecmp(value, "left") == EQUAL) {
4725                                         use_spacer = LEFT_SPACER;
4726                                 } else if (strcasecmp(value, "right") == EQUAL) {
4727                                         use_spacer = RIGHT_SPACER;
4728                                 } else if (strcasecmp(value, "none") == EQUAL) {
4729                                         use_spacer = NO_SPACER;
4730                                 } else {
4731                                         use_spacer = string_to_bool(value);
4732                                         NORM_ERR("use_spacer should have an argument of left, right, or"
4733                                                 " none.  '%s' seems to be some form of '%s', so"
4734                                                 " defaulting to %s.", value,
4735                                                 use_spacer ? "true" : "false",
4736                                                 use_spacer ? "right" : "none");
4737                                         if (use_spacer) {
4738                                                 use_spacer = RIGHT_SPACER;
4739                                         } else {
4740                                                 use_spacer = NO_SPACER;
4741                                         }
4742                                 }
4743                         } else {
4744                                 NORM_ERR("use_spacer should have an argument. Defaulting to right.");
4745                                 use_spacer = RIGHT_SPACER;
4746                         }
4747                 }
4748 #ifdef X11
4749 #ifdef XFT
4750                 CONF("use_xft") {
4751                         use_xft = string_to_bool(value);
4752                 }
4753                 CONF("font") {
4754                         if (value) {
4755                                 set_first_font(value);
4756                         }
4757                 }
4758                 CONF("xftalpha") {
4759                         if (value && font_count >= 0) {
4760                                 fonts[0].font_alpha = atof(value) * 65535.0;
4761                         }
4762                 }
4763                 CONF("xftfont") {
4764                         if (use_xft) {
4765 #else
4766                 CONF("use_xft") {
4767                         if (string_to_bool(value)) {
4768                                 NORM_ERR("Xft not enabled at compile time");
4769                         }
4770                 }
4771                 CONF("xftfont") {
4772                         /* xftfont silently ignored when no Xft */
4773                 }
4774                 CONF("xftalpha") {
4775                         /* xftalpha is silently ignored when no Xft */
4776                 }
4777                 CONF("font") {
4778 #endif
4779                         if (value) {
4780                                 set_first_font(value);
4781                         }
4782 #ifdef XFT
4783                         }
4784 #endif
4785                 }
4786                 CONF("gap_x") {
4787                         if (value) {
4788                                 gap_x = atoi(value);
4789                         } else {
4790                                 CONF_ERR;
4791                         }
4792                 }
4793                 CONF("gap_y") {
4794                         if (value) {
4795                                 gap_y = atoi(value);
4796                         } else {
4797                                 CONF_ERR;
4798                         }
4799                 }
4800 #endif /* X11 */
4801                 CONF("mail_spool") {
4802                         if (value) {
4803                                 char buffer[256];
4804
4805                                 variable_substitute(value, buffer, 256);
4806
4807                                 if (buffer[0] != '\0') {
4808                                         if (current_mail_spool) {
4809                                                 free(current_mail_spool);
4810                                         }
4811                                         current_mail_spool = strndup(buffer, text_buffer_size);
4812                                 }
4813                         } else {
4814                                 CONF_ERR;
4815                         }
4816                 }
4817 #ifdef X11
4818                 CONF("minimum_size") {
4819                         if (value) {
4820                                 if (sscanf(value, "%d %d", &minimum_width, &minimum_height)
4821                                                 != 2) {
4822                                         if (sscanf(value, "%d", &minimum_width) != 1) {
4823                                                 CONF_ERR;
4824                                         }
4825                                 }
4826                         } else {
4827                                 CONF_ERR;
4828                         }
4829                 }
4830                 CONF("maximum_width") {
4831                         if (value) {
4832                                 if (sscanf(value, "%d", &maximum_width) != 1) {
4833                                         CONF_ERR;
4834                                 }
4835                         } else {
4836                                 CONF_ERR;
4837                         }
4838                 }
4839 #endif /* X11 */
4840                 CONF("no_buffers") {
4841                         no_buffers = string_to_bool(value);
4842                 }
4843                 CONF("top_name_width") {
4844                         if (value) {
4845                                 if (sscanf(value, "%u", &top_name_width) != 1) {
4846                                         CONF_ERR;
4847                                 }
4848                         } else {
4849                                 CONF_ERR;
4850                         }
4851                         if (top_name_width >= max_user_text) {
4852                                 top_name_width = max_user_text - 1;
4853                         }
4854                 }
4855                 CONF("top_cpu_separate") {
4856                         cpu_separate = string_to_bool(value);
4857                 }
4858                 CONF("short_units") {
4859                         short_units = string_to_bool(value);
4860                 }
4861                 CONF("format_human_readable") {
4862                         format_human_readable = string_to_bool(value);
4863                 }
4864 #ifdef HDDTEMP
4865                 CONF("hddtemp_host") {
4866                         set_hddtemp_host(value);
4867                 }
4868                 CONF("hddtemp_port") {
4869                         set_hddtemp_port(value);
4870                 }
4871 #endif /* HDDTEMP */
4872                 CONF("pad_percents") {
4873                         pad_percents = atoi(value);
4874                 }
4875 #ifdef X11
4876 #ifdef OWN_WINDOW
4877                 CONF("own_window") {
4878                         if (value) {
4879                                 own_window = string_to_bool(value);
4880                         }
4881                 }
4882                 CONF("own_window_class") {
4883                         if (value) {
4884                                 memset(window.class_name, 0, sizeof(window.class_name));
4885                                 strncpy(window.class_name, value,
4886                                                 sizeof(window.class_name) - 1);
4887                         }
4888                 }
4889                 CONF("own_window_title") {
4890                         if (value) {
4891                                 memset(window.title, 0, sizeof(window.title));
4892                                 strncpy(window.title, value, sizeof(window.title) - 1);
4893                         }
4894                 }
4895                 CONF("own_window_transparent") {
4896                         if (value) {
4897                                 set_transparent = string_to_bool(value);
4898                         }
4899                 }
4900                 CONF("own_window_hints") {
4901                         if (value) {
4902                                 char *p_hint, *p_save;
4903                                 char delim[] = ", ";
4904
4905                                 /* tokenize the value into individual hints */
4906                                 if ((p_hint = strtok_r(value, delim, &p_save)) != NULL) {
4907                                         do {
4908                                                 /* fprintf(stderr, "hint [%s] parsed\n", p_hint); */
4909                                                 if (strncmp(p_hint, "undecorate", 10) == EQUAL) {
4910                                                         SET_HINT(window.hints, HINT_UNDECORATED);
4911                                                 } else if (strncmp(p_hint, "below", 5) == EQUAL) {
4912                                                         SET_HINT(window.hints, HINT_BELOW);
4913                                                 } else if (strncmp(p_hint, "above", 5) == EQUAL) {
4914                                                         SET_HINT(window.hints, HINT_ABOVE);
4915                                                 } else if (strncmp(p_hint, "sticky", 6) == EQUAL) {
4916                                                         SET_HINT(window.hints, HINT_STICKY);
4917                                                 } else if (strncmp(p_hint, "skip_taskbar", 12) == EQUAL) {
4918                                                         SET_HINT(window.hints, HINT_SKIP_TASKBAR);
4919                                                 } else if (strncmp(p_hint, "skip_pager", 10) == EQUAL) {
4920                                                         SET_HINT(window.hints, HINT_SKIP_PAGER);
4921                                                 } else {
4922                                                         CONF_ERR;
4923                                                 }
4924
4925                                                 p_hint = strtok_r(NULL, delim, &p_save);
4926                                         } while (p_hint != NULL);
4927                                 }
4928                         } else {
4929                                 CONF_ERR;
4930                         }
4931                 }
4932                 CONF("own_window_type") {
4933                         if (value) {
4934                                 if (strncmp(value, "normal", 6) == EQUAL) {
4935                                         window.type = TYPE_NORMAL;
4936                                 } else if (strncmp(value, "desktop", 7) == EQUAL) {
4937                                         window.type = TYPE_DESKTOP;
4938                                 } else if (strncmp(value, "dock", 4) == EQUAL) {
4939                                         window.type = TYPE_DOCK;
4940                                         text_alignment = TOP_LEFT;
4941                                 } else if (strncmp(value, "panel", 5) == EQUAL) {
4942                                         window.type = TYPE_PANEL;
4943                                 } else if (strncmp(value, "override", 8) == EQUAL) {
4944                                         window.type = TYPE_OVERRIDE;
4945                                 } else {
4946                                         CONF_ERR;
4947                                 }
4948                         } else {
4949                                 CONF_ERR;
4950                         }
4951                 }
4952 #endif
4953                 CONF("stippled_borders") {
4954                         if (value) {
4955                                 stippled_borders = strtol(value, 0, 0);
4956                         } else {
4957                                 stippled_borders = 4;
4958                         }
4959                 }
4960 #ifdef IMLIB2
4961                 CONF("imlib_cache_size") {
4962                         if (value) {
4963                                 cimlib_set_cache_size(atoi(value));
4964                         }
4965                 }
4966                 CONF("imlib_cache_flush_interval") {
4967                         if (value) {
4968                                 cimlib_set_cache_flush_interval(atoi(value));
4969                         }
4970                 }
4971 #endif /* IMLIB2 */
4972 #endif /* X11 */
4973                 CONF("update_interval_on_battery") {
4974                         if (value) {
4975                                 update_interval_bat = strtod(value, 0);
4976                         } else {
4977                                 CONF_ERR;
4978                         }
4979                 }
4980                 CONF("update_interval") {
4981                         if (value) {
4982                                 set_update_interval(strtod(value, 0));
4983                         } else {
4984                                 CONF_ERR;
4985                         }
4986                         if (info.music_player_interval == 0) {
4987                                 // default to update_interval
4988                                 info.music_player_interval = update_interval;
4989                         }
4990                 }
4991                 CONF("total_run_times") {
4992                         if (value) {
4993                                 total_run_times = strtod(value, 0);
4994                         } else {
4995                                 CONF_ERR;
4996                         }
4997                 }
4998                 CONF("uppercase") {
4999                         stuff_in_uppercase = string_to_bool(value);
5000                 }
5001                 CONF("max_specials") {
5002                         if (value) {
5003                                 max_specials = atoi(value);
5004                         } else {
5005                                 CONF_ERR;
5006                         }
5007                 }
5008                 CONF("max_user_text") {
5009                         if (value) {
5010                                 max_user_text = atoi(value);
5011                         } else {
5012                                 CONF_ERR;
5013                         }
5014                 }
5015                 CONF("text_buffer_size") {
5016                         if (value) {
5017                                 text_buffer_size = atoi(value);
5018                                 if (text_buffer_size < DEFAULT_TEXT_BUFFER_SIZE) {
5019                                         NORM_ERR("text_buffer_size must be >=%i bytes", DEFAULT_TEXT_BUFFER_SIZE);
5020                                         text_buffer_size = DEFAULT_TEXT_BUFFER_SIZE;
5021                                 }
5022                         } else {
5023                                 CONF_ERR;
5024                         }
5025                 }
5026                 CONF("text") {
5027 #ifdef X11
5028                         if (output_methods & TO_X) {
5029                                 X11_initialisation();
5030                         }
5031 #endif
5032
5033                         if (global_text) {
5034                                 free(global_text);
5035                                 global_text = 0;
5036                         }
5037
5038                         global_text = (char *) malloc(1);
5039                         global_text[0] = '\0';
5040
5041                         while (!feof(fp)) {
5042                                 unsigned int l = strlen(global_text);
5043                                 unsigned int bl;
5044                                 char buf[CONF_BUFF_SIZE];
5045
5046                                 if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
5047                                         break;
5048                                 }
5049
5050                                 /* Remove \\-\n. */
5051                                 bl = strlen(buf);
5052                                 if (bl >= 2 && buf[bl-2] == '\\' && buf[bl-1] == '\n') {
5053                                         buf[bl-2] = '\0';
5054                                         bl -= 2;
5055                                         if (bl == 0) {
5056                                                 continue;
5057                                         }
5058                                 }
5059
5060                                 /* Check for continuation of \\-\n. */
5061                                 if (l > 0 && buf[0] == '\n' && global_text[l-1] == '\\') {
5062                                         global_text[l-1] = '\0';
5063                                         continue;
5064                                 }
5065
5066                                 global_text = (char *) realloc(global_text, l + bl + 1);
5067                                 strcat(global_text, buf);
5068
5069                                 if (strlen(global_text) > max_user_text) {
5070                                         break;
5071                                 }
5072                         }
5073                         global_text_lines = line + 1;
5074                         break;
5075                 }
5076 #ifdef TCP_PORT_MONITOR
5077                 CONF("max_port_monitor_connections") {
5078                         int max;
5079                         if (!value || (sscanf(value, "%d", &max) != 1)) {
5080                                 /* an error. use default, warn and continue. */
5081                                 tcp_portmon_set_max_connections(0);
5082                                 CONF_ERR;
5083                         } else if (tcp_portmon_set_max_connections(max)) {
5084                                 /* max is < 0, default has been set*/
5085                                 CONF_ERR;
5086                         }
5087                 }
5088 #endif
5089                 CONF("if_up_strictness") {
5090                         if (!value) {
5091                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5092                                 ifup_strictness = IFUP_UP;
5093                         } else if (strcasecmp(value, "up") == EQUAL) {
5094                                 ifup_strictness = IFUP_UP;
5095                         } else if (strcasecmp(value, "link") == EQUAL) {
5096                                 ifup_strictness = IFUP_LINK;
5097                         } else if (strcasecmp(value, "address") == EQUAL) {
5098                                 ifup_strictness = IFUP_ADDR;
5099                         } else {
5100                                 NORM_ERR("incorrect if_up_strictness value, defaulting to 'up'");
5101                                 ifup_strictness = IFUP_UP;
5102                         }
5103                 }
5104
5105                 CONF("temperature_unit") {
5106                         if (!value) {
5107                                 NORM_ERR("config option 'temperature_unit' needs an argument, either 'celsius' or 'fahrenheit'");
5108                         } else if (set_temp_output_unit(value)) {
5109                                 NORM_ERR("temperature_unit: incorrect argument");
5110                         }
5111                 }
5112
5113 #ifdef HAVE_LUA
5114                 CONF("lua_load") {
5115                         if (value) {
5116                                 char *ptr = strtok(value, " ");
5117                                 while (ptr) {
5118                                         llua_load(ptr);
5119                                         ptr = strtok(NULL, " ");
5120                                 }
5121                         } else {
5122                                 CONF_ERR;
5123                         }
5124                 }
5125 #ifdef X11
5126                 CONF("lua_draw_hook_pre") {
5127                         if (value) {
5128                                 llua_set_draw_pre_hook(value);
5129                         } else {
5130                                 CONF_ERR;
5131                         }
5132                 }
5133                 CONF("lua_draw_hook_post") {
5134                         if (value) {
5135                                 llua_set_draw_post_hook(value);
5136                         } else {
5137                                 CONF_ERR;
5138                         }
5139                 }
5140                 CONF("lua_startup_hook") {
5141                         if (value) {
5142                                 llua_set_startup_hook(value);
5143                         } else {
5144                                 CONF_ERR;
5145                         }
5146                 }
5147                 CONF("lua_shutdown_hook") {
5148                         if (value) {
5149                                 llua_set_shutdown_hook(value);
5150                         } else {
5151                                 CONF_ERR;
5152                         }
5153                 }
5154 #endif /* X11 */
5155 #endif /* HAVE_LUA */
5156
5157                 CONF("color0"){}
5158                 CONF("color1"){}
5159                 CONF("color2"){}
5160                 CONF("color3"){}
5161                 CONF("color4"){}
5162                 CONF("color5"){}
5163                 CONF("color6"){}
5164                 CONF("color7"){}
5165                 CONF("color8"){}
5166                 CONF("color9"){}
5167                 CONF("default_color"){}
5168                 CONF3("default_shade_color", "default_shadecolor"){}
5169                 CONF3("default_outline_color", "default_outlinecolor") {}
5170                 CONF("own_window_colour") {}
5171
5172                 else {
5173                         NORM_ERR("%s: %d: no such configuration: '%s'", f, line, name);
5174                 }
5175         }
5176
5177         fclose(fp);
5178
5179         if (info.music_player_interval == 0) {
5180                 // default to update_interval
5181                 info.music_player_interval = update_interval;
5182         }
5183         if (!global_text) { // didn't supply any text
5184                 CRIT_ERR(NULL, NULL, "missing text block in configuration; exiting");
5185         }
5186         if (!output_methods) {
5187                 CRIT_ERR(0, 0, "no output_methods have been selected; exiting");
5188         }
5189 #if defined(NCURSES)
5190 #if defined(X11)
5191         if ((output_methods & TO_X) && (output_methods & TO_NCURSES)) {
5192                 NORM_ERR("out_to_x and out_to_ncurses are incompatible, turning out_to_ncurses off");
5193                 output_methods &= ~TO_NCURSES;
5194                 endwin();
5195         }
5196 #endif /* X11 */
5197         if ((output_methods & (TO_STDOUT | TO_STDERR)) && (output_methods & TO_NCURSES)) {
5198                 NORM_ERR("out_to_ncurses conflicts with out_to_console and out_to_stderr, disabling the later ones");
5199                 output_methods &= ~(TO_STDOUT | TO_STDERR);
5200         }
5201 #endif /* NCURSES */
5202         return TRUE;
5203 }
5204
5205 #ifdef X11
5206 static void load_config_file_x11(const char *f)
5207 {
5208         int line = 0;
5209         FILE *fp;
5210
5211         fp = open_config_file(f);
5212         if (!fp) {
5213                 return;
5214         }
5215         DBGP("reading contents from config file '%s'", f);
5216
5217         while (!feof(fp)) {
5218                 char buff[CONF_BUFF_SIZE], *name, *value;
5219                 int ret = do_config_step(&line, fp, buff, &name, &value);
5220                 if (ret == CONF_BREAK) {
5221                         break;
5222                 } else if (ret == CONF_CONTINUE) {
5223                         continue;
5224                 }
5225
5226                 CONF2("color0") {
5227                         X11_initialisation();
5228                         if (x_initialised == YES) {
5229                                 if (value) {
5230                                         color0 = get_x11_color(value);
5231                                 } else {
5232                                         CONF_ERR;
5233                                 }
5234                         }
5235                 }
5236                 CONF("color1") {
5237                         X11_initialisation();
5238                         if (x_initialised == YES) {
5239                                 if (value) {
5240                                         color1 = get_x11_color(value);
5241                                 } else {
5242                                         CONF_ERR;
5243                                 }
5244                         }
5245                 }
5246                 CONF("color2") {
5247                         X11_initialisation();
5248                         if (x_initialised == YES) {
5249                                 if (value) {
5250                                         color2 = get_x11_color(value);
5251                                 } else {
5252                                         CONF_ERR;
5253                                 }
5254                         }
5255                 }
5256                 CONF("color3") {
5257                         X11_initialisation();
5258                         if (x_initialised == YES) {
5259                                 if (value) {
5260                                         color3 = get_x11_color(value);
5261                                 } else {
5262                                         CONF_ERR;
5263                                 }
5264                         }
5265                 }
5266                 CONF("color4") {
5267                         X11_initialisation();
5268                         if (x_initialised == YES) {
5269                                 if (value) {
5270                                         color4 = get_x11_color(value);
5271                                 } else {
5272                                         CONF_ERR;
5273                                 }
5274                         }
5275                 }
5276                 CONF("color5") {
5277                         X11_initialisation();
5278                         if (x_initialised == YES) {
5279                                 if (value) {
5280                                         color5 = get_x11_color(value);
5281                                 } else {
5282                                         CONF_ERR;
5283                                 }
5284                         }
5285                 }
5286                 CONF("color6") {
5287                         X11_initialisation();
5288                         if (x_initialised == YES) {
5289                                 if (value) {
5290                                         color6 = get_x11_color(value);
5291                                 } else {
5292                                         CONF_ERR;
5293                                 }
5294                         }
5295                 }
5296                 CONF("color7") {
5297                         X11_initialisation();
5298                         if (x_initialised == YES) {
5299                                 if (value) {
5300                                         color7 = get_x11_color(value);
5301                                 } else {
5302                                         CONF_ERR;
5303                                 }
5304                         }
5305                 }
5306                 CONF("color8") {
5307                         X11_initialisation();
5308                         if (x_initialised == YES) {
5309                                 if (value) {
5310                                         color8 = get_x11_color(value);
5311                                 } else {
5312                                         CONF_ERR;
5313                                 }
5314                         }
5315                 }
5316                 CONF("color9") {
5317                         X11_initialisation();
5318                         if (x_initialised == YES) {
5319                                 if (value) {
5320                                         color9 = get_x11_color(value);
5321                                 } else {
5322                                         CONF_ERR;
5323                                 }
5324                         }
5325                 }
5326                 CONF("default_color") {
5327                         X11_initialisation();
5328                         if (x_initialised == YES) {
5329                                 if (value) {
5330                                         default_fg_color = get_x11_color(value);
5331                                 } else {
5332                                         CONF_ERR;
5333                                 }
5334                         }
5335                 }
5336                 CONF3("default_shade_color", "default_shadecolor") {
5337                         X11_initialisation();
5338                         if (x_initialised == YES) {
5339                                 if (value) {
5340                                         default_bg_color = get_x11_color(value);
5341                                 } else {
5342                                         CONF_ERR;
5343                                 }
5344                         }
5345                 }
5346                 CONF3("default_outline_color", "default_outlinecolor") {
5347                         X11_initialisation();
5348                         if (x_initialised == YES) {
5349                                 if (value) {
5350                                         default_out_color = get_x11_color(value);
5351                                 } else {
5352                                         CONF_ERR;
5353                                 }
5354                         }
5355                 }
5356 #ifdef OWN_WINDOW
5357                 CONF("own_window_colour") {
5358                         X11_initialisation();
5359                         if (x_initialised == YES) {
5360                                 if (value) {
5361                                         background_colour = get_x11_color(value);
5362                                 } else {
5363                                         NORM_ERR("Invalid colour for own_window_colour (try omitting the "
5364                                                 "'#' for hex colours");
5365                                 }
5366                         }
5367                 }
5368 #endif
5369                 CONF("text") {
5370                         /* initialize X11 if nothing X11-related is mentioned before TEXT (and if X11 is the default outputmethod) */
5371                         if(output_methods & TO_X) {
5372                                 X11_initialisation();
5373                         }
5374                 }
5375 #undef CONF
5376 #undef CONF2
5377 #undef CONF3
5378 #undef CONF_ERR
5379 #undef CONF_ERR2
5380 #undef CONF_BREAK
5381 #undef CONF_CONTINUE
5382 #undef CONF_BUFF_SIZE
5383         }
5384
5385         fclose(fp);
5386
5387 }
5388 #endif /* X11 */
5389
5390 static void print_help(const char *prog_name) {
5391         printf("Usage: %s [OPTION]...\n"
5392                         PACKAGE_NAME" is a system monitor that renders text on desktop or to own transparent\n"
5393                         "window. Command line options will override configurations defined in config\n"
5394                         "file.\n"
5395                         "   -v, --version             version\n"
5396                         "   -q, --quiet               quiet mode\n"
5397                         "   -D, --debug               increase debugging output, ie. -DD for more debugging\n"
5398                         "   -c, --config=FILE         config file to load\n"
5399 #ifdef CONFIG_OUTPUT
5400                         "   -C, --print-config        print the builtin default config to stdout\n"
5401                         "                             e.g. 'conky -C > ~/.conkyrc' will create a new default config\n"
5402 #endif
5403                         "   -d, --daemonize           daemonize, fork to background\n"
5404                         "   -h, --help                help\n"
5405 #ifdef X11
5406                         "   -a, --alignment=ALIGNMENT text alignment on screen, {top,bottom,middle}_{left,right,middle}\n"
5407                         "   -f, --font=FONT           font to use\n"
5408                         "   -X, --display=DISPLAY     X11 display to use\n"
5409 #ifdef OWN_WINDOW
5410                         "   -o, --own-window          create own window to draw\n"
5411 #endif
5412 #ifdef HAVE_XDBE
5413                         "   -b, --double-buffer       double buffer (prevents flickering)\n"
5414 #endif
5415                         "   -w, --window-id=WIN_ID    window id to draw\n"
5416                         "   -x X                      x position\n"
5417                         "   -y Y                      y position\n"
5418 #endif /* X11 */
5419                         "   -t, --text=TEXT           text to render, remember single quotes, like -t '$uptime'\n"
5420                         "   -u, --interval=SECS       update interval\n"
5421                         "   -i COUNT                  number of times to update "PACKAGE_NAME" (and quit)\n"
5422                         "   -p, --pause=SECS          pause for SECS seconds at startup before doing anything\n",
5423                         prog_name
5424         );
5425 }
5426
5427 /* : means that character before that takes an argument */
5428 static const char *getopt_string = "vVqdDt:u:i:hc:p:"
5429 #ifdef X11
5430         "x:y:w:a:f:X:"
5431 #ifdef OWN_WINDOW
5432         "o"
5433 #endif
5434 #ifdef HAVE_XDBE
5435         "b"
5436 #endif
5437 #endif /* X11 */
5438 #ifdef CONFIG_OUTPUT
5439         "C"
5440 #endif
5441         ;
5442
5443 static const struct option longopts[] = {
5444         { "help", 0, NULL, 'h' },
5445         { "version", 0, NULL, 'V' },
5446         { "debug", 0, NULL, 'D' },
5447         { "config", 1, NULL, 'c' },
5448 #ifdef CONFIG_OUTPUT
5449         { "print-config", 0, NULL, 'C' },
5450 #endif
5451         { "daemonize", 0, NULL, 'd' },
5452 #ifdef X11
5453         { "alignment", 1, NULL, 'a' },
5454         { "font", 1, NULL, 'f' },
5455         { "display", 1, NULL, 'X' },
5456 #ifdef OWN_WINDOW
5457         { "own-window", 0, NULL, 'o' },
5458 #endif
5459 #ifdef HAVE_XDBE
5460         { "double-buffer", 0, NULL, 'b' },
5461 #endif
5462         { "window-id", 1, NULL, 'w' },
5463 #endif /* X11 */
5464         { "text", 1, NULL, 't' },
5465         { "interval", 0, NULL, 'u' },
5466         { "pause", 0, NULL, 'p' },
5467         { 0, 0, 0, 0 }
5468 };
5469
5470 void initialisation(int argc, char **argv) {
5471         struct sigaction act, oact;
5472
5473         set_default_configurations();
5474         load_config_file(current_config);
5475         currentconffile = conftree_add(currentconffile, current_config);
5476
5477         /* init specials array */
5478         if ((specials = calloc(sizeof(struct special_t), max_specials)) == 0) {
5479                 NORM_ERR("failed to create specials array");
5480         }
5481
5482 #ifdef MAIL_FILE
5483         if (current_mail_spool == NULL) {
5484                 char buf[256];
5485
5486                 variable_substitute(MAIL_FILE, buf, 256);
5487
5488                 if (buf[0] != '\0') {
5489                         current_mail_spool = strndup(buf, text_buffer_size);
5490                 }
5491         }
5492 #endif
5493
5494         /* handle other command line arguments */
5495
5496 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) \
5497                 || defined(__NetBSD__)
5498         optind = optreset = 1;
5499 #else
5500         optind = 0;
5501 #endif
5502
5503 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5504         if ((kd = kvm_open("/dev/null", "/dev/null", "/dev/null", O_RDONLY,
5505                         "kvm_open")) == NULL) {
5506                 CRIT_ERR(NULL, NULL, "cannot read kvm");
5507         }
5508 #endif
5509
5510         while (1) {
5511                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5512                 int startup_pause;
5513
5514                 if (c == -1) {
5515                         break;
5516                 }
5517
5518                 switch (c) {
5519                         case 'd':
5520                                 fork_to_background = 1;
5521                                 break;
5522                         case 'D':
5523                                 global_debug_level++;
5524                                 break;
5525 #ifdef X11
5526                         case 'f':
5527                                 set_first_font(optarg);
5528                                 break;
5529                         case 'a':
5530                                 text_alignment = string_to_alignment(optarg);
5531                                 break;
5532
5533 #ifdef OWN_WINDOW
5534                         case 'o':
5535                                 own_window = 1;
5536                                 break;
5537 #endif
5538 #ifdef HAVE_XDBE
5539                         case 'b':
5540                                 use_xdbe = 1;
5541                                 break;
5542 #endif
5543 #endif /* X11 */
5544                         case 't':
5545                                 if (global_text) {
5546                                         free(global_text);
5547                                         global_text = 0;
5548                                 }
5549                                 global_text = strndup(optarg, max_user_text);
5550                                 convert_escapes(global_text);
5551                                 break;
5552
5553                         case 'u':
5554                                 update_interval = strtod(optarg, 0);
5555                                 update_interval_old = update_interval;
5556                                 if (info.music_player_interval == 0) {
5557                                         // default to update_interval
5558                                         info.music_player_interval = update_interval;
5559                                 }
5560                                 break;
5561
5562                         case 'i':
5563                                 total_run_times = strtod(optarg, 0);
5564                                 break;
5565 #ifdef X11
5566                         case 'x':
5567                                 gap_x = atoi(optarg);
5568                                 break;
5569
5570                         case 'y':
5571                                 gap_y = atoi(optarg);
5572                                 break;
5573 #endif /* X11 */
5574                         case 'p':
5575                                 startup_pause = atoi(optarg);
5576                                 sleep(startup_pause);
5577                                 break;
5578
5579                         case '?':
5580                                 exit(EXIT_FAILURE);
5581                 }
5582         }
5583
5584 #ifdef X11
5585         /* load font */
5586         if (output_methods & TO_X) {
5587                 load_config_file_x11(current_config);
5588         }
5589 #endif /* X11 */
5590
5591         /* generate text and get initial size */
5592         extract_variable_text(global_text);
5593         if (global_text) {
5594                 free(global_text);
5595                 global_text = 0;
5596         }
5597         global_text = NULL;
5598         /* fork */
5599         if (fork_to_background) {
5600                 int pid = fork();
5601
5602                 switch (pid) {
5603                         case -1:
5604                                 NORM_ERR(PACKAGE_NAME": couldn't fork() to background: %s",
5605                                         strerror(errno));
5606                                 break;
5607
5608                         case 0:
5609                                 /* child process */
5610                                 usleep(25000);
5611                                 fprintf(stderr, "\n");
5612                                 fflush(stderr);
5613                                 break;
5614
5615                         default:
5616                                 /* parent process */
5617                                 fprintf(stderr, PACKAGE_NAME": forked to background, pid is %d\n",
5618                                         pid);
5619                                 fflush(stderr);
5620                                 exit(EXIT_SUCCESS);
5621                 }
5622         }
5623
5624         start_update_threading();
5625
5626         text_buffer = malloc(max_user_text);
5627         memset(text_buffer, 0, max_user_text);
5628         tmpstring1 = malloc(text_buffer_size);
5629         memset(tmpstring1, 0, text_buffer_size);
5630         tmpstring2 = malloc(text_buffer_size);
5631         memset(tmpstring2, 0, text_buffer_size);
5632
5633 #ifdef X11
5634         xargc = argc;
5635         xargv = argv;
5636         X11_create_window();
5637 #endif /* X11 */
5638 #ifdef HAVE_LUA
5639         llua_setup_info(&info, update_interval);
5640 #endif /* HAVE_LUA */
5641 #ifdef XOAP
5642         xmlInitParser();
5643 #endif /* XOAP */
5644
5645         /* Set signal handlers */
5646         act.sa_handler = signal_handler;
5647         sigemptyset(&act.sa_mask);
5648         act.sa_flags = 0;
5649 #ifdef SA_RESTART
5650         act.sa_flags |= SA_RESTART;
5651 #endif
5652
5653         if (            sigaction(SIGINT,  &act, &oact) < 0
5654                         ||      sigaction(SIGALRM, &act, &oact) < 0
5655                         ||      sigaction(SIGUSR1, &act, &oact) < 0
5656                         ||      sigaction(SIGHUP,  &act, &oact) < 0
5657                         ||      sigaction(SIGTERM, &act, &oact) < 0) {
5658                 NORM_ERR("error setting signal handler: %s", strerror(errno));
5659         }
5660
5661 #ifdef HAVE_LUA
5662         llua_startup_hook();
5663 #endif /* HAVE_LUA */
5664 }
5665
5666 int main(int argc, char **argv)
5667 {
5668 #ifdef X11
5669         char *s, *temp;
5670         unsigned int x;
5671 #endif
5672
5673         argc_copy = argc;
5674         argv_copy = argv;
5675         g_signal_pending = 0;
5676         max_user_text = MAX_USER_TEXT_DEFAULT;
5677         current_config = 0;
5678         memset(&info, 0, sizeof(info));
5679         free_templates();
5680         clear_net_stats();
5681
5682 #ifdef TCP_PORT_MONITOR
5683         /* set default connection limit */
5684         tcp_portmon_set_max_connections(0);
5685 #endif
5686
5687         /* handle command line parameters that don't change configs */
5688 #ifdef X11
5689         if (((s = getenv("LC_ALL")) && *s) || ((s = getenv("LC_CTYPE")) && *s)
5690                         || ((s = getenv("LANG")) && *s)) {
5691                 temp = (char *) malloc((strlen(s) + 1) * sizeof(char));
5692                 if (temp == NULL) {
5693                         NORM_ERR("malloc failed");
5694                 }
5695                 for (x = 0; x < strlen(s); x++) {
5696                         temp[x] = tolower(s[x]);
5697                 }
5698                 temp[x] = 0;
5699                 if (strstr(temp, "utf-8") || strstr(temp, "utf8")) {
5700                         utf8_mode = 1;
5701                 }
5702
5703                 free(temp);
5704         }
5705         if (!setlocale(LC_CTYPE, "")) {
5706                 NORM_ERR("Can't set the specified locale!\nCheck LANG, LC_CTYPE, LC_ALL.");
5707         }
5708 #endif /* X11 */
5709         while (1) {
5710                 int c = getopt_long(argc, argv, getopt_string, longopts, NULL);
5711
5712                 if (c == -1) {
5713                         break;
5714                 }
5715
5716                 switch (c) {
5717                         case 'v':
5718                         case 'V':
5719                                 print_version();
5720                         case 'c':
5721                                 if (current_config) {
5722                                         free(current_config);
5723                                 }
5724                                 current_config = strndup(optarg, max_user_text);
5725                                 break;
5726                         case 'q':
5727                                 freopen("/dev/null", "w", stderr);
5728                                 break;
5729                         case 'h':
5730                                 print_help(argv[0]);
5731                                 return 0;
5732 #ifdef CONFIG_OUTPUT
5733                         case 'C':
5734                                 print_defconfig();
5735                                 return 0;
5736 #endif
5737 #ifdef X11
5738                         case 'w':
5739                                 window.window = strtol(optarg, 0, 0);
5740                                 break;
5741                         case 'X':
5742                                 if (disp)
5743                                         free(disp);
5744                                 disp = strdup(optarg);
5745                                 break;
5746 #endif /* X11 */
5747
5748                         case '?':
5749                                 exit(EXIT_FAILURE);
5750                 }
5751         }
5752
5753         /* check if specified config file is valid */
5754         if (current_config) {
5755                 struct stat sb;
5756                 if (stat(current_config, &sb) ||
5757                                 (!S_ISREG(sb.st_mode) && !S_ISLNK(sb.st_mode))) {
5758                         NORM_ERR("invalid configuration file '%s'\n", current_config);
5759                         free(current_config);
5760                         current_config = 0;
5761                 }
5762         }
5763
5764         /* load current_config, CONFIG_FILE or SYSTEM_CONFIG_FILE */
5765
5766         if (!current_config) {
5767                 /* load default config file */
5768                 char buf[DEFAULT_TEXT_BUFFER_SIZE];
5769                 FILE *fp;
5770
5771                 /* Try to use personal config file first */
5772                 to_real_path(buf, CONFIG_FILE);
5773                 if (buf[0] && (fp = fopen(buf, "r"))) {
5774                         current_config = strndup(buf, max_user_text);
5775                         fclose(fp);
5776                 }
5777
5778                 /* Try to use system config file if personal config not readable */
5779                 if (!current_config && (fp = fopen(SYSTEM_CONFIG_FILE, "r"))) {
5780                         current_config = strndup(SYSTEM_CONFIG_FILE, max_user_text);
5781                         fclose(fp);
5782                 }
5783
5784                 /* No readable config found */
5785                 if (!current_config) {
5786 #ifdef CONFIG_OUTPUT
5787                         current_config = strdup("==builtin==");
5788                         NORM_ERR("no readable personal or system-wide config file found,"
5789                                         " using builtin default");
5790 #else
5791                         CRIT_ERR(NULL, NULL, "no readable personal or system-wide config file found");
5792 #endif /* ! CONF_OUTPUT */
5793                 }
5794         }
5795
5796 #ifdef XOAP
5797         /* Load xoap keys, if existing */
5798         load_xoap_keys();
5799 #endif /* XOAP */
5800
5801 #ifdef HAVE_SYS_INOTIFY_H
5802         inotify_fd = inotify_init1(IN_NONBLOCK);
5803 #endif /* HAVE_SYS_INOTIFY_H */
5804
5805         initialisation(argc, argv);
5806
5807         main_loop();
5808
5809 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
5810         kvm_close(kd);
5811 #endif
5812
5813         return 0;
5814
5815 }
5816
5817 void alarm_handler(void) {
5818         if(childpid > 0) {
5819                 kill(childpid, SIGTERM);
5820         }
5821 }
5822
5823 static void signal_handler(int sig)
5824 {
5825         /* signal handler is light as a feather, as it should be.
5826          * we will poll g_signal_pending with each loop of conky
5827          * and do any signal processing there, NOT here (except
5828          * SIGALRM because this is caused when conky is hanging) */
5829         if(sig == SIGALRM) {
5830                 alarm_handler();
5831         } else {
5832                 g_signal_pending = sig;
5833         }
5834 }