math: avoid runtime conversions of floating-point constants

[musl] / src / signal / signal.c

diff --git a/src/signal/signal.c b/src/signal/signal.c
index 0890276..7a6dd17 100644 (file)
--- 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);