diff options
Diffstat (limited to 'components')
-rw-r--r-- | components/backlight.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/components/backlight.c b/components/backlight.c deleted file mode 100644 index f9c4096..0000000 --- a/components/backlight.c +++ /dev/null @@ -1,32 +0,0 @@ -/* See LICENSE file for copyright and license details. */ -#include "../util.h" - -#if defined(__linux__) - #include <limits.h> - - #define BRIGHTNESS_MAX "/sys/class/backlight/%s/max_brightness" - #define BRIGHTNESS_CUR "/sys/class/backlight/%s/brightness" - - const char * - backlight_perc(const char *card) - { - char path[PATH_MAX]; - int max, cur; - - if (esnprintf(path, sizeof (path), BRIGHTNESS_MAX, card) < 0 || - pscanf(path, "%d", &max) != 1) { - return NULL; - } - - if (esnprintf(path, sizeof (path), BRIGHTNESS_CUR, card) < 0 || - pscanf(path, "%d", &cur) != 1) { - return NULL; - } - - if (max == 0) { - return NULL; - } - - return bprintf("%d", cur * 100 / max); - } -#endif |