#include "../util.h"
#if defined(__linux__)
+ #include <inttypes.h>
#include <limits.h>
#include <unistd.h>
- #define CHARGE_NOW "/sys/class/power_supply/%s/charge_now"
- #define ENERGY_NOW "/sys/class/power_supply/%s/energy_now"
- #define CURRENT_NOW "/sys/class/power_supply/%s/current_now"
- #define POWER_NOW "/sys/class/power_supply/%s/power_now"
-
static const char *
pick(const char *bat, const char *f1, const char *f2, char *path,
size_t length)
const char *
battery_remaining(const char *bat)
{
- int charge_now, current_now, m, h;
+ uintmax_t charge_now, current_now, m, h;
double timeleft;
char path[PATH_MAX], state[12];
return NULL;
}
- if (!pick(bat, CHARGE_NOW, ENERGY_NOW, path, sizeof(path)) ||
- pscanf(path, "%d", &charge_now) < 0) {
+ if (!pick(bat, "/sys/class/power_supply/%s/charge_now",
+ "/sys/class/power_supply/%s/energy_now",
+ path, sizeof(path)) ||
+ pscanf(path, "%" PRIuMAX, &charge_now) < 0) {
return NULL;
}
if (!strcmp(state, "Discharging")) {
- if (!pick(bat, CURRENT_NOW, POWER_NOW, path,
+ if (!pick(bat, "/sys/class/power_supply/%s/current_now",
+ "/sys/class/power_supply/%s/power_now", path,
sizeof(path)) ||
- pscanf(path, "%d", ¤t_now) < 0) {
+ pscanf(path, "%" PRIuMAX, ¤t_now) < 0) {
return NULL;
}
h = timeleft;
m = (timeleft - (double)h) * 60;
- return bprintf("%dh %dm", h, m);
+ return bprintf("%" PRIuMAX "h %" PRIuMAX "m", h, m);
}
return "";