simplified battery_perc() a lot and removed useless options from config.def.h

[slstatus.git] / slstatus.c

diff --git a/slstatus.c b/slstatus.c
index 991334a..bf3c826 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -98,34 +98,36 @@ smprintf(const char *fmt, ...)
 static char *
 battery_perc(const char *battery)
 {
-       int now, full, perc;
+       int now, full;
        FILE *fp;
 
-       ccat(4, BATTERY_PATH, battery, "/", BATTERY_NOW);
-
+       ccat(3, "/sys/class/power_supply/", battery, "/energy_now");
        fp = fopen(concat, "r");
        if (fp == NULL) {
-               warn("Error opening battery file: %s", concat);
-               return smprintf(UNKNOWN_STR);
+               ccat(4, "/sys/class/power_supply/", battery, "/charge_now");
+               fp = fopen(concat, "r");
+               if (fp == NULL) {
+                       warn("Error opening battery file: %s", concat);
+                       return smprintf(UNKNOWN_STR);
+               }
        }
-
        fscanf(fp, "%i", &now);
        fclose(fp);
 
-       ccat(4, BATTERY_PATH, battery, "/", BATTERY_FULL);
-
+       ccat(3, "/sys/class/power_supply/", battery, "/energy_full");
        fp = fopen(concat, "r");
        if (fp == NULL) {
-               warn("Error opening battery file: %s", concat);
-               return smprintf(UNKNOWN_STR);
+               ccat(4, "/sys/class/power_supply/", battery, "/charge_full");
+               fp = fopen(concat, "r");
+               if (fp == NULL) {
+                       warn("Error opening battery file: %s", concat);
+                       return smprintf(UNKNOWN_STR);
+               }
        }
-
        fscanf(fp, "%i", &full);
        fclose(fp);
 
-       perc = now / (full / 100);
-
-       return smprintf("%d%%", perc);
+       return smprintf("%d%%", now / (full / 100));
 }
 
 static char *