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-rw-r--r--src/time/clock_settime.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/time/clock_settime.c b/src/time/clock_settime.c
index 66b8162d..5fdaeb9e 100644
--- a/src/time/clock_settime.c
+++ b/src/time/clock_settime.c
@@ -1,7 +1,24 @@
#include <time.h>
+#include <errno.h>
#include "syscall.h"
+#define IS32BIT(x) !((x)+0x80000000ULL>>32)
+
int clock_settime(clockid_t clk, const struct timespec *ts)
{
+#ifdef SYS_clock_settime64
+ time_t s = ts->tv_sec;
+ long ns = ts->tv_nsec;
+ int r = -ENOSYS;
+ if (SYS_clock_settime == SYS_clock_settime64 || !IS32BIT(s))
+ r = __syscall(SYS_clock_settime64, clk,
+ ((long long[]){s, ns}));
+ if (SYS_clock_settime == SYS_clock_settime64 || r!=-ENOSYS)
+ return __syscall_ret(r);
+ if (!IS32BIT(s))
+ return __syscall_ret(-ENOTSUP);
+ return syscall(SYS_clock_settime, clk, ts ? ((long[]){s, ns}) : 0);
+#else
return syscall(SYS_clock_settime, clk, ts);
+#endif
}