/* See LICENSE file for copyright and license details. */
-#include <inttypes.h>
+#include <stdint.h>
#include <stdio.h>
#include <time.h>
#include "../util.h"
+#if defined(CLOCK_BOOTTIME)
+ #define UPTIME_FLAG CLOCK_BOOTTIME
+#elif defined(CLOCK_UPTIME)
+ #define UPTIME_FLAG CLOCK_UPTIME
+#else
+ #define UPTIME_FLAG CLOCK_MONOTONIC
+#endif
+
const char *
uptime(void)
{
+ char warn_buf[256];
uintmax_t h, m;
struct timespec uptime;
- if (clock_gettime(CLOCK_BOOTTIME, &uptime) < 0) {
- warn("clock_gettime 'CLOCK_BOOTTIME'");
+ if (clock_gettime(UPTIME_FLAG, &uptime) < 0) {
+ snprintf(warn_buf, 256, "clock_gettime %d", UPTIME_FLAG);
+ warn(warn_buf);
return NULL;
}
h = uptime.tv_sec / 3600;
m = uptime.tv_sec % 3600 / 60;
- return bprintf("%" PRIuMAX "h %" PRIuMAX "m", h, m);
+ return bprintf("%juh %jum", h, m);
}