minor improvements and memory leak fix

diff --git a/slstatus.c b/slstatus.c
index 840ceb050f3db5382d55f110e751bffbd7ff6377..69fb6a52fe46119f15b718dfa386222e53634ceb 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -66,9 +66,8 @@ static char *wifi_perc(const char *);
 static char *wifi_essid(const char *);
 static void sighandler(const int);
 
-static unsigned short int delay;
+static unsigned short int delay, done;
 static Display *dpy;
-static int done = 0;
 
 #include "config.h"
 
@@ -117,7 +116,7 @@ battery_perc(const char *battery)
 static char *
 battery_state(const char *battery)
 {
-       char *state = malloc(sizeof(char)*12);
+       char *state[12]; 
        FILE *fp;
 
        if (!state) {
@@ -132,7 +131,7 @@ battery_state(const char *battery)
                warn("Error opening battery file: %s", concat);
                return smprintf(UNKNOWN_STR);
        }
-       fscanf(fp, "%s", state);
+       fscanf(fp, "%12s", state);
        fclose(fp);
 
        if (strcmp(state, "Charging") == 0)
@@ -509,7 +508,7 @@ vol_perc(const char *soundcard)
        if (elem == NULL) {
                snd_mixer_selem_id_free(s_elem);
                snd_mixer_close(handle);
-               warn("Failed to get volume percentage for: %s.", soundcard);
+               warn("Failed to get volume percentage for: %s", soundcard);
                return smprintf(UNKNOWN_STR);
        }
 
@@ -599,15 +598,14 @@ wifi_essid(const char *wificard)
 static void
 sighandler(const int signo)
 {
-       if (signo == SIGTERM || signo == SIGINT) {
+       if (signo == SIGTERM || signo == SIGINT)
                done = 1;
-       }
 }
 
 int
 main(void)
 {
-       size_t i;
+       unsigned short int i;
        char status_string[4096];
        char *res, *element, *status_old;
        struct arg argument;
@@ -620,8 +618,6 @@ main(void)
 
        dpy = XOpenDisplay(NULL);
 
-       XFetchName(dpy, DefaultRootWindow(dpy), &status_old);
-
        while (!done) {
                status_string[0] = '\0';
                for (i = 0; i < sizeof(args) / sizeof(args[0]); ++i) {
@@ -649,7 +645,7 @@ main(void)
                delay = 0;
        }
 
-       XStoreName(dpy, DefaultRootWindow(dpy), status_old);
+       XStoreName(dpy, DefaultRootWindow(dpy), NULL);
        XSync(dpy, False);
 
        XCloseDisplay(dpy);