X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Ftime%2Ftimer_settime.c;h=373f00ced7f28f88f2b9981d9914875de162bda7;hb=246f1c811448f37a44b41cd8df8d0ef9736d95f4;hp=d109570b3fe660cf193b8b6ae4e180714f391164;hpb=80c4dcd2535a2d7f01eb539b0358dc51b0c0e122;p=musl

diff --git a/src/time/timer_settime.c b/src/time/timer_settime.c
index d109570b..373f00ce 100644
--- a/src/time/timer_settime.c
+++ b/src/time/timer_settime.c
@@ -1,7 +1,37 @@
 #include <time.h>
+#include <limits.h>
 #include "pthread_impl.h"
 
-int timer_settime(timer_t t, int flags, const struct itimerspec *val, struct itimerspec *old)
+#define IS32BIT(x) !((x)+0x80000000ULL>>32)
+
+int timer_settime(timer_t t, int flags, const struct itimerspec *restrict val, struct itimerspec *restrict old)
 {
-	return syscall(SYS_timer_settime, t->timerid, flags, val, old);
+	if ((intptr_t)t < 0) {
+		pthread_t td = (void *)((uintptr_t)t << 1);
+		t = (void *)(uintptr_t)(td->timer_id & INT_MAX);
+	}
+#ifdef SYS_timer_settime64
+	time_t is = val->it_interval.tv_sec, vs = val->it_value.tv_sec;
+	long ins = val->it_interval.tv_nsec, vns = val->it_value.tv_nsec;
+	int r = -ENOSYS;
+	if (SYS_timer_settime == SYS_timer_settime64
+	    || !IS32BIT(is) || !IS32BIT(vs) || (sizeof(time_t)>4 && old))
+		r = __syscall(SYS_timer_settime64, t, flags,
+			((long long[]){is, ins, vs, vns}), old);
+	if (SYS_timer_settime == SYS_timer_settime64 || r!=-ENOSYS)
+		return __syscall_ret(r);
+	if (!IS32BIT(is) || !IS32BIT(vs))
+		return __syscall_ret(-ENOTSUP);
+	long old32[4];
+	r = __syscall(SYS_timer_settime, t, flags,
+		((long[]){is, ins, vs, vns}), old32);
+	if (!r && old) {
+		old->it_interval.tv_sec = old32[0];
+		old->it_interval.tv_nsec = old32[1];
+		old->it_value.tv_sec = old32[2];
+		old->it_value.tv_nsec = old32[3];
+	}
+	return __syscall_ret(r);
+#endif
+	return syscall(SYS_timer_settime, t, flags, val, old);
 }