1 files changed, 19 insertions, 0 deletions
diff --git a/testcld.c b/testcld.c
new file mode 100644
index 0000000..83212e9
--- /dev/null
+++ b/testcld.c
@@ -0,0 +1,19 @@
+#include <errno.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+int main(void) {
+        int i;
+        sigset(SIGCLD, SIG_IGN);
+        switch (fork()) {
+        case -1:
+                return 1;
+        case 0:
+                return 0;
+        default:
+		sleep(1);
+                if (wait(&i) == -1 && errno == ECHILD) return 0;
+                else return 1;
+        }
+}