text: /* Copyright (C) 2003-2016 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
     Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
  
     The GNU C 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 2.1 of the License, or (at your option) any later version.
  
     The GNU C 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 the GNU C Library; if not, see
     <http://www.gnu.org/licenses/>.  */
  
  #include <pthread.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <unistd.h>
  
  
  static char *p;
  
  static pthread_barrier_t b;
  #define BT \
    e = pthread_barrier_wait (&b);					      \
    if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)			      \
      {									      \
        puts ("barrier_wait failed");					      \
        exit (1);								      \
      }
  
  
  static void *
  tf (void *a)
  {
    int e;
  
    BT;
  
    char *p2 = getcwd (NULL, 0);
    if (p2 == NULL)
      {
        puts ("2nd getcwd failed");
        exit (1);
      }
  
    if (strcmp (p, p2) != 0)
      {
        printf ("initial cwd mismatch: \"%s\" vs \"%s\"\n", p, p2);
        exit (1);
      }
  
    free (p);
    free (p2);
  
    if (chdir ("..") != 0)
      {
        puts ("chdir failed");
        exit (1);
      }
  
    p = getcwd (NULL, 0);
    if (p == NULL)
      {
        puts ("getcwd failed");
        exit (1);
      }
  
    return a;
  }
  
  
  int
  do_test (void)
  {
    if (pthread_barrier_init (&b, NULL, 2) != 0)
      {
        puts ("barrier_init failed");
        exit (1);
      }
  
    pthread_t th;
    if (pthread_create (&th, NULL, tf, NULL) != 0)
      {
        puts ("create failed");
        exit (1);
      }
  
    p = getcwd (NULL, 0);
    if (p == NULL)
      {
        puts ("getcwd failed");
        exit (1);
      }
  
    int e;
    BT;
  
    if (pthread_join (th, NULL) != 0)
      {
        puts ("join failed");
        exit (1);
      }
  
    char *p2 = getcwd (NULL, 0);
    if (p2 == NULL)
      {
        puts ("2nd getcwd failed");
        exit (1);
      }
  
    if (strcmp (p, p2) != 0)
      {
        printf ("cwd after chdir mismatch: \"%s\" vs \"%s\"\n", p, p2);
        exit (1);
      }
  
    free (p);
    free (p2);
  
    return 0;
  }
  
  
  #define TEST_FUNCTION do_test ()
  #include "../test-skeleton.c"
  