From 2ef097640758653a0e9d63e90a4aac329cd86368 Mon Sep 17 00:00:00 2001
From: rpj <rpj>
Date: Mon, 22 Feb 1999 02:54:12 +0000
Subject: 1999-02-23  Ross Johnson  <rpj@ise.canberra.edu.au>         *
 Makefile: Some refinement.         * *.c: More exhaustive checking through
 assertions; clean up;         add some more tests.

---
 tests/self2.c | 41 +++++++++++++++++++++++++++--------------
 1 file changed, 27 insertions(+), 14 deletions(-)

(limited to 'tests/self2.c')

diff --git a/tests/self2.c b/tests/self2.c
index 461e5f9..83339f1 100644
--- a/tests/self2.c
+++ b/tests/self2.c
@@ -1,33 +1,46 @@
-#include <pthread.h>
-#include <assert.h>
-#include <stdio.h>
+/*
+ * self2.c
+ *
+ * Test for pthread_self().
+ *
+ * Depends on API functions:
+ *	pthread_create()
+ *	pthread_self()
+ *
+ * Implicitly depends on:
+ *	pthread_getspecific()
+ *	pthread_setspecific()
+ */
+
+#include "test.h"
+#include <string.h>
+
+static pthread_t me;
 
 void *
 entry(void * arg)
 {
-  /* Like systems such as HP-UX, we can't print the value of the thread ID
-     because it's not an integral type. Instead, we'll poke our noses into
-     the pthread_t structure and dump a useful internal value. This is
-     ordinarily bad, m'kay? */
+  me = pthread_self();
 
-  pthread_t t = pthread_self();
-  printf("my thread is %lx\n", t->threadH); 
   return arg;
 }
 
 int
 main()
 {
-  int rc;
   pthread_t t;
 
-  if (pthread_create(&t, NULL, entry, NULL) != 0)
-    {
-      return 1;
-    }
+  assert(pthread_create(&t, NULL, entry, NULL) == 0);
 
   Sleep(2000);
 
+  /*
+   * Not much more we can do here but bytewise compare t with
+   * what pthread_self returned.
+   */
+  assert(t == me);
+  assert(memcmp((const void *) t, (const void *) me, sizeof t) == 0);
+
   /* Success. */
   return 0;
 }
-- 
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