X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmq%2Fmq_timedsend.c;h=56cfcbb833edb9bc8912b08dc23e82108117f47a;hb=bf14ef193b4203aa9a8b173faeeea06d98397f65;hp=edbaccf9b30ae20a1bda92fe39c70f739da7a15d;hpb=ab11386aaaffc93755ff86199bf753a6d5ef4b45;p=musl

diff --git a/src/mq/mq_timedsend.c b/src/mq/mq_timedsend.c
index edbaccf9..56cfcbb8 100644
--- a/src/mq/mq_timedsend.c
+++ b/src/mq/mq_timedsend.c
@@ -1,7 +1,24 @@
 #include <mqueue.h>
+#include <errno.h>
 #include "syscall.h"
 
+#define IS32BIT(x) !((x)+0x80000000ULL>>32)
+#define CLAMP(x) (int)(IS32BIT(x) ? (x) : 0x7fffffffU+((0ULL+(x))>>63))
+
 int mq_timedsend(mqd_t mqd, const char *msg, size_t len, unsigned prio, const struct timespec *at)
 {
-	return syscall(SYS_mq_timedsend, mqd, msg, len, prio, at);
+#ifdef SYS_mq_timedsend_time64
+	time_t s = at ? at->tv_sec : 0;
+	long ns = at ? at->tv_nsec : 0;
+	long r = -ENOSYS;
+	if (SYS_mq_timedsend == SYS_mq_timedsend_time64 || !IS32BIT(s))
+		r = __syscall_cp(SYS_mq_timedsend_time64, mqd, msg, len, prio,
+			at ? ((long long []){at->tv_sec, at->tv_nsec}) : 0);
+	if (SYS_mq_timedsend == SYS_mq_timedsend_time64 || r != -ENOSYS)
+		return __syscall_ret(r);
+	return syscall_cp(SYS_mq_timedsend, mqd, msg, len, prio,
+		at ? ((long[]){CLAMP(s), ns}) : 0);
+#else
+	return syscall_cp(SYS_mq_timedsend, mqd, msg, len, prio, at);
+#endif
 }