source: vendor/glibc-tests/glibc/nptl/tst-once1.c

Last change on this file was 2036, checked in by bird, 20 years ago

Initial revision

  • Property cvs2svn:cvs-rev set to 1.1
  • Property svn:eol-style set to native
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 1.3 KB
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1/* Copyright (C) 2002 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
19
20#include <pthread.h>
21#include <stdio.h>
22
23
24static pthread_once_t once = PTHREAD_ONCE_INIT;
25
26static int global;
27
28static void
29once_handler (void)
30{
31 ++global;
32}
33
34
35static int
36do_test (void)
37{
38 pthread_once (&once, once_handler);
39 pthread_once (&once, once_handler);
40
41 if (global != 1)
42 {
43 printf ("global = %d, expected 1\n", global);
44 return 1;
45 }
46
47 return 0;
48}
49
50#define TEST_FUNCTION do_test ()
51#include "../test-skeleton.c"
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