Add a test for a sigchld bug

1 files changed, 38 insertions, 0 deletions

diff --git a/test/signal/sigchld.c b/test/signal/sigchld.c
new file mode 100644
index 000000000..05f4d1594
--- /dev/null
+++ b/test/signal/sigchld.c
@@ -0,0 +1,38 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/signal.h>
+#include <unistd.h>
+
+void test_handler(int signo) 
+{
+    fprintf(stderr, "caught signo: %d\n", signo);
+}
+
+
+int main(void) 
+{
+    int count = 0;
+    struct sigaction siga;
+    static sigset_t sigset;
+
+    sigfillset(&sigset);
+
+    siga.sa_handler = test_handler;
+    siga.sa_mask = sigset;
+    siga.sa_flags = 0;
+
+    if (0 != sigaction(SIGCHLD, &siga, (struct sigaction *)NULL)) {
+	fprintf(stderr, "ack!");
+    }
+    printf("give me a SIGCHLD\n");
+
+    for(;;) {
+	sleep(10);
+	printf("after sleep %d\n", ++count);
+    }
+
+    printf("after loop\n");
+
+    return 0;
+}
+