return NULL;
}
+#elif defined(__FreeBSD__)
+ #include <sys/sysctl.h>
+
+ const char *
+ battery_perc(const char *unused)
+ {
+ int cap;
+ size_t len;
+
+ len = sizeof(cap);
+ if (sysctlbyname("hw.acpi.battery.life", &cap, &len, NULL, 0) == -1
+ || !len)
+ return NULL;
+
+ return bprintf("%d", cap);
+ }
+
+ const char *
+ battery_state(const char *unused)
+ {
+ int state;
+ size_t len;
+
+ len = sizeof(state);
+ if (sysctlbyname("hw.acpi.battery.state", &state, &len, NULL, 0) == -1
+ || !len)
+ return NULL;
+
+ switch(state) {
+ case 0:
+ case 2:
+ return "+";
+ case 1:
+ return "-";
+ default:
+ return "?";
+ }
+ }
+
+ const char *
+ battery_remaining(const char *unused)
+ {
+ int rem;
+ size_t len;
+
+ len = sizeof(rem);
+ if (sysctlbyname("hw.acpi.battery.time", &rem, &len, NULL, 0) == -1
+ || !len
+ || rem == -1)
+ return NULL;
+
+ return bprintf("%uh %02um", rem / 60, rem % 60);
+ }
#endif