change jmp_buf to share an underlying type and struct tag with sigjmp_buf

[musl] / src / signal / siglongjmp.c

diff --git a/src/signal/siglongjmp.c b/src/signal/siglongjmp.c
index 600d560..2974ff7 100644 (file)
--- a/src/signal/siglongjmp.c
+++ b/src/signal/siglongjmp.c
@@ -1,12 +1,11 @@
 #include <setjmp.h>
 #include <signal.h>
 #include <stdlib.h>
+#include "syscall.h"
+#include "pthread_impl.h"
 
-void siglongjmp(sigjmp_buf buf, int ret)
+_Noreturn void siglongjmp(sigjmp_buf buf, int ret)
 {
-       unsigned long *flag = buf + sizeof(jmp_buf)/sizeof(long) - 1;
-       sigset_t *mask = (void *)(flag + 1);
-       if (*flag)
-               sigprocmask (SIG_SETMASK, mask, NULL);
-       longjmp((void *)buf, ret);
+       if (buf->__fl) __restore_sigs(buf->__ss);
+       longjmp(buf, ret);
 }