From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- src/signal/signal.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 src/signal/signal.c (limited to 'src/signal/signal.c') diff --git a/src/signal/signal.c b/src/signal/signal.c new file mode 100644 index 00000000..08902760 --- /dev/null +++ b/src/signal/signal.c @@ -0,0 +1,13 @@ +#include +#include +#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) + return SIG_ERR; + return sa.sa_handler; +} -- cgit v1.2.1