Test program for exit code handling.
authordrepper <drepper>
Sun, 7 May 2000 21:22:32 +0000 (21:22 +0000)
committerdrepper <drepper>
Sun, 7 May 2000 21:22:32 +0000 (21:22 +0000)
linuxthreads/Examples/ex7.c [new file with mode: 0644]

diff --git a/linuxthreads/Examples/ex7.c b/linuxthreads/Examples/ex7.c
new file mode 100644 (file)
index 0000000..94b708b
--- /dev/null
@@ -0,0 +1,40 @@
+/* This is a test of the special shutdown that occurs
+   when all threads, including the main one, call
+   pthread_exit(). It demonstrates that atexit
+   handlers are properly called, and that the
+   output is properly flushed even when stdout is
+   redirected to a file, and therefore fully buffered. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+#define NTHREADS 20    /* number of threads */
+
+static void *thread(void *arg)
+{
+  printf("thread terminating\n");
+  return 0;
+}
+
+void cleanup(void)
+{
+  printf("atexit handler called\n");
+}
+
+int main(void)
+{
+  int i;
+
+  atexit(cleanup);
+
+  for (i = 0; i < NTHREADS; i++) {
+    pthread_t id;
+    if (pthread_create(&id, 0, thread, 0) != 0) {
+      fprintf(stderr, "pthread_create failed\n");
+      abort();
+    }
+  }
+
+  pthread_exit(0);
+}