posix_spawn: honor POSIX_SPAWN_SETSIGDEF flag

[musl] / src / process / posix_spawn.c

diff --git a/src/process/posix_spawn.c b/src/process/posix_spawn.c
index e718cee..7018c37 100644 (file)
--- a/src/process/posix_spawn.c
+++ b/src/process/posix_spawn.c
@@ -31,7 +31,9 @@ int __posix_spawnx(pid_t *res, const char *path,
        for (i=1; i<=64; i++) {
                struct sigaction sa;
                sigaction(i, 0, &sa);
-               if (sa.sa_handler!=SIG_IGN || sigismember(&attr->__def, i)) {
+               if (sa.sa_handler!=SIG_IGN ||
+                   ((attr->__flags & POSIX_SPAWN_SETSIGDEF)
+                    && sigismember(&attr->__def, i) )) {
                        sa.sa_handler = SIG_DFL;
                        sigaction(i, &sa, 0);
                }