1  /* Test that gettext() in multithreaded applications works correctly.
       2     Copyright (C) 2008-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       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, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <libintl.h>
      20  #include <locale.h>
      21  #include <pthread.h>
      22  #include <stdio.h>
      23  #include <stdlib.h>
      24  #include <sys/wait.h>
      25  #include <unistd.h>
      26  
      27  pthread_barrier_t b;
      28  
      29  static void *
      30  tf (void *arg)
      31  {
      32    pthread_barrier_wait (&b);
      33    return gettext ("Operation not permitted");
      34  }
      35  
      36  int
      37  test (void)
      38  {
      39    pthread_t th[4];
      40    unsetenv ("LANGUAGE");
      41    unsetenv ("OUTPUT_CHARSET");
      42    textdomain ("tstgettext6");
      43    bindtextdomain ("tstgettext6", OBJPFX "domaindir");
      44    setlocale (LC_ALL, "ja_JP.UTF-8");
      45    pthread_barrier_init (&b, NULL, 4);
      46    for (int i = 0; i < 4; i++)
      47      if (pthread_create (&th[i], NULL, tf, NULL))
      48        {
      49  	puts ("pthread_create failed");
      50  	return 1;
      51        }
      52    for (int i = 0; i < 4; i++)
      53      pthread_join (th[i], NULL);
      54    return 0;
      55  }
      56  
      57  int
      58  main (void)
      59  {
      60    for (int i = 0; i < 300; i++)
      61      {
      62        pid_t p = fork ();
      63        if (p == -1)
      64  	{
      65  	  printf ("fork failed: %m\n");
      66  	  return 1;
      67  	}
      68        if (p == 0)
      69  	_exit (test ());
      70        int status;
      71        wait (&status);
      72        if (WIFEXITED (status) && WEXITSTATUS (status) != 0)
      73  	{
      74  	  printf ("child exited with %d\n", WEXITSTATUS (status));
      75  	  return 1;
      76  	}
      77        else if (WIFSIGNALED (status))
      78  	{
      79  	  printf ("child killed by signal %d\n", WTERMSIG (status));
      80  	  return 1;
      81  	}
      82      }
      83    return 0;
      84  }