No limits for environment variables

Use dynamic allocated memory for skey and svalue,
allocate the length of value so that there are no limits,
but don't use the %a gnu extension to maintain compatibility

diff --git a/src/conky.c b/src/conky.c
index dce1462..9ba0aae 100644 (file)
--- a/src/conky.c
+++ b/src/conky.c
@@ -7314,9 +7314,11 @@ static void load_config_file(const char *f)
 
                CONF("alias") {
                        if (value) {
-                               char skey[1024], svalue[1024];
+                               size_t maxlength = strlen(value);       //+1 for terminating 0 not needed, 'cause of the space in the middle of value
+                               char *skey = malloc(maxlength);
+                               char *svalue = malloc(maxlength);
                                char *oldvalue;
-                               if (sscanf(value, "%1023[0-9a-zA-Z_] %1023[^\n]", skey, svalue) == 2) {
+                               if (sscanf(value, "%[0-9a-zA-Z_] %[^\n]", skey, svalue) == 2) {
                                        oldvalue = getenv(skey);
                                        if (oldvalue == NULL) {
                                                setenv(skey, svalue, 0);
@@ -7325,6 +7327,8 @@ static void load_config_file(const char *f)
                                } else {
                                        CONF_ERR;
                                }
+                               free(skey);
+                               free(svalue);
                        } else {
                                CONF_ERR;
                        }