tests: make signal code a bit more flexible

This lets us easily set default signal handlers and execute code.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 23 insertions, 2 deletions

diff --git a/tests/signal_static-0.c b/tests/signal_static-0.c
index e50e1dc..390e8f5 100644
--- a/tests/signal_static-0.c
+++ b/tests/signal_static-0.c
@@ -8,6 +8,27 @@ int main(int argc, char *argv[])
 		 * for possible skip status
 		 */
 		return 0;
-	else
-		return kill(getpid(), lookup_signal(argv[1]));
+
+	char pre = argv[1][0];
+	int sig;
+	switch (pre) {
+		case '+':
+		case '-':
+			++argv[1];
+		default:
+			sig = lookup_signal(argv[1]);
+	}
+
+	int ret;
+	switch (pre) {
+		case '+': ret = (signal(sig, SIG_DFL) == SIG_ERR); break;
+		case '-': ret = (signal(sig, SIG_IGN) == SIG_ERR); break;
+		default:  ret = kill(getpid(), sig);  break;
+	}
+
+	if (argc > 2) {
+		argv += 2;
+		return execv(argv[0], argv);
+	} else
+		return ret;
 }