fix omission that kept sa_restorer from being used

[musl] / src / signal / sigaction.c

diff --git a/src/signal/sigaction.c b/src/signal/sigaction.c
index 4acd173..9a36226 100644 (file)
--- a/src/signal/sigaction.c
+++ b/src/signal/sigaction.c
@@ -20,7 +20,7 @@ int __libc_sigaction(int sig, const struct sigaction *sa, struct sigaction *old)
        long pksa=0, pkold=0;
        if (sa) {
                ksa.handler = sa->sa_handler;
-               ksa.flags = sa->sa_flags;
+               ksa.flags = sa->sa_flags | SA_RESTORER;
                ksa.restorer = restorer;
                ksa.mask = sa->sa_mask;
                pksa = (long)&ksa;