Fix segfault in mail folder (SF: 3007493)

[monky] / src / top.h

diff --git a/src/top.h b/src/top.h
index c665873..51bf936 100644 (file)
--- a/src/top.h
+++ b/src/top.h
@@ -1,4 +1,5 @@
-/*
+/* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
+ *
  * Conky, a system monitor, based on torsmo
  *
  * Any original torsmo code is licensed under the BSD license
@@ -8,8 +9,9 @@
  * Please see COPYING for details
  *
  * Copyright (c) 2005 Adi Zaimi, Dan Piponi <dan@tanelorn.demon.co.uk>,
- *                    Dave Clark <clarkd@skynet.ca>
- * Copyright (c) 2005-2007 Brenden Matthews, Philip Kovacs, et. al. (see AUTHORS)
+ *                                       Dave Clark <clarkd@skynet.ca>
+ * Copyright (c) 2005-2010 Brenden Matthews, Philip Kovacs, et. al.
+ *     (see AUTHORS)
  * All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
@@ -22,25 +24,25 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. 
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
- *  $Id$
  */
 
-/*
- * Ensure there's an operating system defined. There is *no* default
- * because every OS has it's own way of revealing CPU/memory usage.
+#ifndef _top_h_
+#define _top_h_
+
+/* Ensure there's an operating system defined.
  * compile with gcc -DOS ...
- */
+ * There is *no* default because every OS has it's own way of revealing
+ * CPU/memory usage. */
 
-/******************************************/
-/* Includes                               */
-/******************************************/
+/******************************************
+ * Includes                                                              *
+ ******************************************/
 
 #include "conky.h"
-#define CPU_THRESHHOLD   0     /* threshhold for the cpu diff to appear */
-#include <stdlib.h>
-#include <stdio.h>
+#include "text_object.h"
+#define CPU_THRESHHOLD 0       /* threshhold for the cpu diff to appear */
 #include <time.h>
 #include <dirent.h>
 #include <string.h>
@@ -55,45 +57,96 @@
 
 #include <sys/wait.h>
 #include <sys/stat.h>
-#include <sys/param.h>
 #include <sys/types.h>
 #include <sys/ioctl.h>
+#include <sys/param.h>
 #include <sys/time.h>
 
 #include <regex.h>
 
-/******************************************/
-/* Defines                                */
-/******************************************/
-
+/******************************************
+ * Defines                                                               *
+ ******************************************/
 
-/*
- * XXX: I shouldn't really use this BUFFER_LEN variable but scanf is so
- * lame and it'll take me a while to write a replacement.
- */
+/* XXX: I shouldn't really use this BUFFER_LEN variable but scanf is so lame
+ * and it'll take me a while to write a replacement. */
 #define BUFFER_LEN 1024
 
 #define PROCFS_TEMPLATE "/proc/%d/stat"
 #define PROCFS_TEMPLATE_MEM "/proc/%d/statm"
+#define PROCFS_TEMPLATE_IO "/proc/%d/io"
 #define PROCFS_CMDLINE_TEMPLATE "/proc/%d/cmdline"
-#define MAX_SP 10  //number of elements to sort
+#define MAX_SP 10      // number of elements to sort
 
+enum top_field {
+       TOP_CPU,
+       TOP_NAME,
+       TOP_PID,
+       TOP_MEM,
+       TOP_TIME,
+       TOP_MEM_RES,
+       TOP_MEM_VSIZE,
+#ifdef IOSTATS
+       TOP_READ_BYTES,
+       TOP_WRITE_BYTES,
+       TOP_IO_PERC
+#endif
+};
 
-/******************************************/
-/* Globals                                */
-/******************************************/
+/******************************************
+ * Process class                                                 *
+ ******************************************/
 
-/******************************************/
-/* Process class                          */
-/******************************************/
+struct process {
+       struct process *next;
+       struct process *previous;
+
+       pid_t pid;
+       char *name;
+       float amount;
+       // User and kernel times are in hundredths of seconds
+       unsigned long user_time;
+       unsigned long total;
+       unsigned long kernel_time;
+       unsigned long previous_user_time;
+       unsigned long previous_kernel_time;
+       unsigned long total_cpu_time;
+       unsigned int vsize;
+       unsigned int rss;
+#ifdef IOSTATS
+       unsigned long long read_bytes;
+       unsigned long long previous_read_bytes;
+       unsigned long long write_bytes;
+       unsigned long long previous_write_bytes;
+       float io_perc;
+#endif
+       unsigned int time_stamp;
+       unsigned int counted;
+       unsigned int changed;
+};
 
 struct sorted_process {
        struct sorted_process *greater;
-       struct sorted_process *less;    
+       struct sorted_process *less;
        struct process *proc;
-}; 
+};
 
-/*
- * Pointer to head of process list
- */
-void process_find_top(struct process **, struct process **);
+/* Pointer to head of process list */
+void process_find_top(struct process **, struct process **, struct process **
+#ifdef IOSTATS
+               , struct process **
+#endif
+               );
+
+/* lookup a program by it's name */
+struct process *get_process_by_name(const char *);
+
+int parse_top_args(const char *s, const char *arg, struct text_object *obj);
+void print_top(struct text_object *, char *, int);
+void free_top(struct text_object *, int);
+
+/* return zero on success, non-zero otherwise */
+int set_top_name_width(const char *);
+
+
+#endif /* _top_h_ */