variable initialization is back

[slstatus.git] / slstatus.c

diff --git a/slstatus.c b/slstatus.c
index f0d9544..a13bf3b 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -119,12 +119,6 @@ battery_state(const char *battery)
        char state[12]; 
        FILE *fp;
 
-       if (!state) {
-               warn("Failed to get battery state.");
-               return smprintf(UNKNOWN_STR);
-       }
-
-
        ccat(3, "/sys/class/power_supply/", battery, "/status");
        fp = fopen(concat, "r");
        if (fp == NULL) {
@@ -278,9 +272,7 @@ hostname(void)
        }
 
        fgets(hostname, sizeof(hostname), fp);
-       /* FIXME: needs improvement */
-       memset(&hostname[strlen(hostname)], '\0',
-               sizeof(hostname) - strlen(hostname));
+       hostname[strlen(hostname)-1] = '\0';
        fclose(fp);
 
        return smprintf("%s", hostname);
@@ -414,26 +406,18 @@ ram_used(void)
 static char *
 run_command(const char* command)
 {
-       int good;
        FILE *fp = popen(command, "r");
-       char buffer[64] = "";
+       char buffer[64] = '\0';
 
        if (fp == NULL) {
                warn("Could not get command output for: %s", command);
                return smprintf(UNKNOWN_STR);
        }
 
-       fgets(buffer, sizeof(buffer)-1, fp);
-       pclose(fp);
-       for (int i = 0 ; i != sizeof(buffer); i++) {
-               if (buffer[i] == '\0') {
-                       good = 1;
-                       break;
-               }
-       }
-       if (good)
-               buffer[strlen(buffer)-1] = '\0';
+       fgets(buffer, sizeof(buffer), fp);
+       buffer[sizeof(buffer)-1] = '\0';
 
+       pclose(fp);
        return smprintf("%s", buffer);
 }