aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat (limited to 'linuxthreads/Examples/ex7.c')
-rw-r--r--linuxthreads/Examples/ex7.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/linuxthreads/Examples/ex7.c b/linuxthreads/Examples/ex7.c
new file mode 100644
index 0000000000..94b708b56b
--- /dev/null
+++ b/linuxthreads/Examples/ex7.c
@@ -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);
+}