Added .thread.begin and .thread.end utrace probe tests.

2008-06-11  David Smith  <dsmith@redhat.com>

        * systemtap.base/utrace_p5.exp: Added 'process().thread.begin' and
        'process().thread.end' tests.
        * systemtap.base/utrace_p5_multi.c: Added multi-threaded test
        program for utrace_p5.exp.
        * .gitignore: Updated.

1 files changed, 39 insertions, 0 deletions

diff --git a/testsuite/systemtap.base/utrace_p5_multi.c b/testsuite/systemtap.base/utrace_p5_multi.c
new file mode 100644
index 00000000..03c6eea0
--- /dev/null
+++ b/testsuite/systemtap.base/utrace_p5_multi.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+void *thread_function( void *ptr );
+
+int
+main()
+{
+    pthread_t thread1, thread2;
+    int iret1, iret2;
+
+    /* Create independent threads each of which will execute function */
+    iret1 = pthread_create(&thread1, NULL, thread_function, (void*) 1);
+    iret2 = pthread_create(&thread2, NULL, thread_function, (void*) 2);
+
+    /* Wait till threads are complete before main continues. Unless we
+     * wait we run the risk of executing an exit which will terminate
+     * the process and all threads before the threads have
+     * completed. */
+    pthread_join(thread1, NULL);
+    pthread_join(thread2, NULL); 
+
+    printf("Thread 1 returns: %d\n", iret1);
+    printf("Thread 2 returns: %d\n", iret2);
+    exit(0);
+}
+
+void *thread_function(void *ptr)
+{
+    int tnum = (int)ptr;
+    if (tnum == 1) {
+	int fd = open("/dev/null", O_RDONLY);
+	close(fd);
+    }
+}