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-rw-r--r--t/helper/test-sigchain.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/t/helper/test-sigchain.c b/t/helper/test-sigchain.c
new file mode 100644
index 0000000..d013bcc
--- /dev/null
+++ b/t/helper/test-sigchain.c
@@ -0,0 +1,24 @@
+#include "test-tool.h"
+#include "cache.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, const char **argv)
+{
+ sigchain_push(SIGTERM, one);
+ sigchain_push(SIGTERM, two);
+ sigchain_push(SIGTERM, three);
+ raise(SIGTERM);
+ return 0;
+}