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glibc  2.9
tst-exit1.c
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00001 /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 /* NOTE: this tests functionality beyond POSIX.  POSIX does not allow
00021    exit to be called more than once.  */
00022 
00023 #include <pthread.h>
00024 #include <stdio.h>
00025 #include <stdlib.h>
00026 
00027 static pthread_barrier_t b;
00028 
00029 
00030 static void *
00031 tf (void *arg)
00032 {
00033   int r = pthread_barrier_wait (&b);
00034   if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
00035     {
00036       puts ("barrier_wait failed");
00037       exit (1);
00038     }
00039 
00040   exit (0);
00041 }
00042 
00043 
00044 static int
00045 do_test (void)
00046 {
00047   if (pthread_barrier_init (&b, NULL, 2) != 0)
00048     {
00049       puts ("barrier_init failed");
00050       exit (1);
00051     }
00052 
00053   pthread_t th;
00054   if (pthread_create (&th, NULL, tf, NULL) != 0)
00055     {
00056       puts ("create failed");
00057       exit (1);
00058     }
00059 
00060   int r = pthread_barrier_wait (&b);
00061   if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
00062     {
00063       puts ("barrier_wait failed");
00064       exit (1);
00065     }
00066 
00067   /* Do nothing.  */
00068   if (pthread_join (th, NULL) == 0)
00069     {
00070       puts ("join succeeded!?");
00071       exit (1);
00072     }
00073 
00074   puts ("join returned!?");
00075   exit (1);
00076 }
00077 
00078 #define TEST_FUNCTION do_test ()
00079 #include "../test-skeleton.c"