1 files changed, 23 insertions, 0 deletions
diff --git a/t/helper/test-sigchain.c b/t/helper/test-sigchain.c
new file mode 100644
index 0000000..2d5ecf7
--- /dev/null
+++ b/t/helper/test-sigchain.c
@@ -0,0 +1,23 @@
+#include "test-tool.h"
+#include "sigchain.h"
+
+#define X(f) \
+static void f(int sig) { \
+	puts(#f); \
+	fflush(stdout); \
+	sigchain_pop(sig); \
+	raise(sig); \
+}
+X(one)
+X(two)
+X(three)
+#undef X
+
+int cmd__sigchain(int argc UNUSED, const char **argv UNUSED)
+{
+	sigchain_push(SIGTERM, one);
+	sigchain_push(SIGTERM, two);
+	sigchain_push(SIGTERM, three);
+	raise(SIGTERM);
+	return 0;
+}