X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fpthread_kill.c;h=a24ecc20576f846dd64a4e7ae707b3d8d5148cc3;hb=b85fec2ded3f005b877e25b63215c0d09d4a9f7f;hp=17aa5c4bdba2dd2af3d7a2368e72b5c8e9b132ea;hpb=be82e122bf37fdcd1766d1ed220f0300b30ab6a3;p=musl

diff --git a/src/thread/pthread_kill.c b/src/thread/pthread_kill.c
index 17aa5c4b..a24ecc20 100644
--- a/src/thread/pthread_kill.c
+++ b/src/thread/pthread_kill.c
@@ -2,5 +2,9 @@
 
 int pthread_kill(pthread_t t, int sig)
 {
-	return -__syscall(__NR_tgkill, t->pid, t->tid, sig);
+	int r;
+	__lock(&t->killlock);
+	r = t->dead ? ESRCH : -__syscall(SYS_tgkill, t->pid, t->tid, sig);
+	a_store(&t->killlock, 0);
+	return r;
 }