From 4eeada8a144281ac6ee39b87650cd48aa02a2d88 Mon Sep 17 00:00:00 2001
From: rpj <rpj>
Date: Tue, 8 Mar 2005 07:37:55 +0000
Subject: New test
---
tests/once2.c | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 94 insertions(+)
create mode 100644 tests/once2.c
(limited to 'tests')
diff --git a/tests/once2.c b/tests/once2.c
new file mode 100644
index 0000000..22881d8
--- /dev/null
+++ b/tests/once2.c
@@ -0,0 +1,94 @@
+/*
+ * once2.c
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Pthreads-win32 - POSIX Threads Library for Win32
+ * Copyright(C) 1998 John E. Bossom
+ * Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ * Contact Email: rpj@callisto.canberra.edu.au
+ *
+ * The current list of contributors is contained
+ * in the file CONTRIBUTORS included with the source
+ * code distribution. The list can also be seen at the
+ * following World Wide Web location:
+ * http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library in the file COPYING.LIB;
+ * if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Create several static pthread_once objects and channel several threads
+ * through each.
+ *
+ * Depends on API functions:
+ * pthread_once()
+ * pthread_create()
+ */
+
+#include "test.h"
+
+#define NUM_THREADS 100 /* Targeting each once control */
+#define NUM_ONCE 10
+
+pthread_once_t o = PTHREAD_ONCE_INIT;
+pthread_once_t once[NUM_ONCE];
+
+static int numOnce = 0;
+static int numThreads = 0;
+
+void
+myfunc(void)
+{
+ numOnce++;
+ /* Simulate slow once routine so that following threads pile up behind it */
+ Sleep(100);
+}
+
+void *
+mythread(void * arg)
+{
+ assert(pthread_once(&once[(int) arg], myfunc) == 0);
+ numThreads++;
+ return 0;
+}
+
+int
+main()
+{
+ pthread_t t[NUM_THREADS][NUM_ONCE];
+ int i, j;
+
+ for (j = 0; j < NUM_ONCE; j++)
+ {
+ once[j] = o;
+
+ for (i = 0; i < NUM_THREADS; i++)
+ assert(pthread_create(&t[i][j], NULL, mythread, (void *) j) == 0);
+ }
+
+ for (j = 0; j < NUM_ONCE; j++)
+ for (i = 0; i < NUM_THREADS; i++)
+ if (pthread_join(t[i][j], NULL) != 0)
+ printf("Join failed for [thread,once] = [%d,%d]\n", i, j);
+
+ assert(numOnce == NUM_ONCE);
+ assert(numThreads == NUM_THREADS * NUM_ONCE);
+
+ return 0;
+}
--
cgit v1.2.3