1  /* Copyright (C) 2002-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <pthread.h>
      19  #include <stdio.h>
      20  #include <stdlib.h>
      21  #include <unistd.h>
      22  
      23  #include <support/xstdio.h>
      24  
      25  static void *
      26  tf (void *arg)
      27  {
      28    char buf[100];
      29    xfgets (buf, sizeof (buf), arg);
      30    /* This call should never return.  */
      31    return NULL;
      32  }
      33  
      34  
      35  static int
      36  do_test (void)
      37  {
      38    int fd[2];
      39    if (pipe (fd) != 0)
      40      {
      41        puts ("pipe failed");
      42        return 1;
      43      }
      44  
      45    FILE *fp = fdopen (fd[0], "r");
      46    if (fp == NULL)
      47      {
      48        puts ("fdopen failed");
      49        return 1;
      50      }
      51  
      52    pthread_t th;
      53    if (pthread_create (&th, NULL, tf, fp) != 0)
      54      {
      55        puts ("pthread_create failed");
      56        return 1;
      57      }
      58  
      59    sleep (1);
      60  
      61    if (pthread_cancel (th) != 0)
      62      {
      63        puts ("pthread_cancel failed");
      64        return 1;
      65      }
      66  
      67    void *r;
      68    if (pthread_join (th, &r) != 0)
      69      {
      70        puts ("pthread_join failed");
      71        return 1;
      72      }
      73  
      74    return r != PTHREAD_CANCELED;
      75  }
      76  
      77  #define TEST_FUNCTION do_test ()
      78  #include "../test-skeleton.c"