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battery_perc: Port to OpenBSD

This commit is contained in:
Aaron Marcher 2018-05-01 20:45:29 +02:00
parent 19343ff343
commit 41deabf2ec

View file

@ -88,4 +88,41 @@
return bprintf("%d", apm_info.battery_life);
}
const char *
battery_state(const char *bat)
{
int fd;
size_t i;
struct apm_power_info apm_info;
struct {
unsigned int state;
char *symbol;
} map[] = {
{ APM_AC_ON, "+" },
{ APM_AC_OFF, "-" },
{ APM_AC_UNKNOWN, "/" },
};
fd = open("/dev/apm", O_RDONLY);
if (fd < 0) {
fprintf(stderr, "open '/dev/apm': %s\n", strerror(errno));
return NULL;
}
if (ioctl(fd, APM_IOC_GETPOWER, &apm_info) < 0) {
fprintf(stderr, "ioctl 'APM_IOC_GETPOWER': %s\n",
strerror(errno));
close(fd);
return NULL;
}
close(fd);
for (i = 0; i < LEN(map); i++) {
if (map[i].state == apm_info.ac_state) {
break;
}
}
return (i == LEN(map)) ? "?" : map[i].symbol;
}
#endif