X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fsignal%2Fsignal.c;h=7a6dd172769cf7f463f833191138766aed781f3d;hb=7c0c7a75ec8ecf3eedefc40bb4dae5aaa76d7108;hp=08902760afc36a825416f5442d465a87b8499388;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/signal/signal.c b/src/signal/signal.c
index 08902760..7a6dd172 100644
--- a/src/signal/signal.c
+++ b/src/signal/signal.c
@@ -1,13 +1,13 @@
 #include <signal.h>
-#include <stddef.h>
 #include "syscall.h"
 
-int __sigaction(int, const struct sigaction *, struct sigaction *);
-
 void (*signal(int sig, void (*func)(int)))(int)
 {
-	struct sigaction sa = { .sa_handler = func, .sa_flags = SA_RESTART };
-	if (__sigaction(sig, &sa, &sa) < 0)
+	struct sigaction sa_old, sa = { .sa_handler = func, .sa_flags = SA_RESTART };
+	if (__sigaction(sig, &sa, &sa_old) < 0)
 		return SIG_ERR;
-	return sa.sa_handler;
+	return sa_old.sa_handler;
 }
+
+weak_alias(signal, bsd_signal);
+weak_alias(signal, __sysv_signal);