.
[glibc/history.git] / nptl / tst-stdio2.c
blob08d6addf4432d86a0039ba92716dbff55fd9f5da
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.
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.
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.
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. */
20 #include <pthread.h>
21 #include <signal.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <unistd.h>
27 static void *tf (void *a)
29 puts ("start tf");
31 /* Multiple locking, implicitly or explicitly, must be possible. */
32 flockfile (stdout);
34 puts ("after first flockfile");
36 flockfile (stdout);
38 puts ("foo");
40 funlockfile (stdout);
42 puts ("after first funlockfile");
44 funlockfile (stdout);
46 puts ("all done");
48 return a;
52 int
53 do_test (void)
55 pthread_t th;
57 if (pthread_create (&th, NULL, tf, NULL) != 0)
59 write (2, "create failed\n", 14);
60 _exit (1);
63 void *result;
64 if (pthread_join (th, &result) != 0)
66 puts ("join failed");
67 exit (1);
69 else if (result != NULL)
71 printf ("wrong return value: %p, expected %p\n", result, NULL);
72 exit (1);
75 puts ("join returned succsefully");
77 return 0;
81 #define TEST_FUNCTION do_test ()
82 #include "../test-skeleton.c"