if returning errno value directly from a syscall, we need to negate it.

[musl] / src / thread / pthread_kill.c

diff --git a/src/thread/pthread_kill.c b/src/thread/pthread_kill.c
index 9d85fa5..17aa5c4 100644 (file)
--- a/src/thread/pthread_kill.c
+++ b/src/thread/pthread_kill.c
@@ -1,7 +1,6 @@
-#define SYSCALL_RETURN_ERRNO
 #include "pthread_impl.h"
 
 int pthread_kill(pthread_t t, int sig)
 {
-       return syscall3(__NR_tgkill, t->pid, t->tid, sig);
+       return -__syscall(__NR_tgkill, t->pid, t->tid, sig);
 }