nptl/tst-basic1.c

   1 /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
   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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <unistd.h>
  23 #include <sys/types.h>
  24
  25
  26 static pid_t pid;
  27
  28 static void *
  29 tf (void *a)
  30 {
  31   if (getpid () != pid)
  32     {
  33       write (2, "pid mismatch\n", 13);
  34       _exit (1);
  35     }
  36
  37   return a;
  38 }
  39
  40
  41 int
  42 do_test (void)
  43 {
  44   pid = getpid ();
  45
  46 #define N 2
  47   pthread_t t[N];
  48   int i;
  49
  50   for (i = 0; i < N; ++i)
  51     if (pthread_create (&t[i], NULL, tf, (void *) (long int) (i + 1)) != 0)
  52       {
  53         write (2, "create failed\n", 14);
  54         _exit (1);
  55       }
  56     else
  57       printf ("created thread %d\n", i);
  58
  59   for (i = 0; i < N; ++i)
  60     {
  61       void *r;
  62       int e;
  63       if ((e = pthread_join (t[i], &r)) != 0)
  64         {
  65           printf ("join failed: %d\n", e);
  66           _exit (1);
  67         }
  68       else if (r != (void *) (long int) (i + 1))
  69         {
  70           write (2, "result wrong\n", 13);
  71           _exit (1);
  72         }
  73       else
  74         printf ("joined thread %d\n", i);
  75     }
  76
  77   return 0;
  78 }
  79
  80
  81 #define TEST_FUNCTION do_test ()
  82 #include "../test-skeleton.c"