diff options
| -rw-r--r-- | src/print_battery_info.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/print_battery_info.c b/src/print_battery_info.c index de63e4c..29d703c 100644 --- a/src/print_battery_info.c +++ b/src/print_battery_info.c @@ -13,6 +13,13 @@ #include <sys/sysctl.h> #endif +#if defined(__OpenBSD__) +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/fcntl.h> +#include <machine/apmvar.h> +#endif + /* * Get battery information from /sys. Note that it uses the design capacity to * calculate the percentage, not the last full capacity, so you can see how @@ -168,6 +175,57 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char (void)snprintf(remainingbuf, sizeof(remainingbuf), "%02dh%02d", max(hours, 0), max(minutes, 0)); } +#elif defined(__OpenBSD__) + /* + * We're using apm(4) here, which is the interface to acpi(4) on amd64/i386 and + * the generic interface on macppc/sparc64/zaurus, instead of using sysctl(3) and + * probing acpi(4) devices. + */ + struct apm_power_info apm_info; + int apm_fd, ac_status, charging; + + apm_fd = open("/dev/apm", O_RDONLY); + if (apm_fd < 0) { + OUTPUT_FULL_TEXT("can't open /dev/apm"); + return; + } + if (ioctl(apm_fd, APM_IOC_GETPOWER, &apm_info) < 0) + OUTPUT_FULL_TEXT("can't read power info"); + + close(apm_fd); + + /* Don't bother to go further if there's no battery present. */ + if ((apm_info.battery_state == APM_BATTERY_ABSENT) || + (apm_info.battery_state == APM_BATT_UNKNOWN)) { + OUTPUT_FULL_TEXT("No battery"); + return; + } + + switch(apm_info.ac_state) { + case APM_AC_OFF: + ac_status = CS_DISCHARGING; + break; + case APM_AC_ON: + ac_status = CS_CHARGING; + break; + default: + /* If we don't know what's going on, just assume we're discharging. */ + ac_status = CS_DISCHARGING; + break; + } + + (void)snprintf(statusbuf, sizeof(statusbuf), "%s", + (ac_status == CS_CHARGING ? "CHR" : + (ac_status == CS_DISCHARGING ? "BAT" : "FULL"))); + + (void)snprintf(percentagebuf, sizeof(percentagebuf), "%02d%%", apm_info.battery_life); + + /* Can't give a meaningful value for remaining minutes if we're charging. */ + if (ac_status == CS_CHARGING) + charging = 1; + + (void)snprintf(remainingbuf, sizeof(remainingbuf), (charging ? "%s" : "%d"), + (charging ? "(CHR)" : apm_info.minutes_left)); #endif for (walk = format; *walk != '\0'; walk++) { |