summaryrefslogtreecommitdiff
path: root/src/signal/siglongjmp.c
diff options
context:
space:
mode:
authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/signal/siglongjmp.c
downloadmusl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz
initial check-in, version 0.5.0v0.5.0
Diffstat (limited to 'src/signal/siglongjmp.c')
-rw-r--r--src/signal/siglongjmp.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/signal/siglongjmp.c b/src/signal/siglongjmp.c
new file mode 100644
index 00000000..33ac30ea
--- /dev/null
+++ b/src/signal/siglongjmp.c
@@ -0,0 +1,12 @@
+#include <setjmp.h>
+#include <signal.h>
+#include <stdlib.h>
+
+void siglongjmp(sigjmp_buf buf, int ret)
+{
+ long *flag = buf + sizeof(jmp_buf)/sizeof(long);
+ sigset_t *mask = (void *)(flag + 1);
+ if (*flag)
+ sigprocmask (SIG_SETMASK, mask, NULL);
+ longjmp((void *)buf, ret);
+}