gdb/testsuite/gdb.multi/tids.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2015-2017 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <unistd.h>
  19 #include <pthread.h>
  20
  21 pthread_t child_thread[2];
  22
  23 void *
  24 thread_function2 (void *arg)
  25 {
  26   while (1)
  27     sleep (1);
  28
  29   return NULL;
  30 }
  31
  32 void *
  33 thread_function1 (void *arg)
  34 {
  35   pthread_create (&child_thread[1], NULL, thread_function2, NULL);
  36
  37   while (1)
  38     sleep (1);
  39
  40   return NULL;
  41 }
  42
  43 int
  44 main (void)
  45 {
  46   int i;
  47
  48   alarm (300);
  49
  50   pthread_create (&child_thread[0], NULL, thread_function1, NULL);
  51
  52   for (i = 0; i < 2; i++)
  53     pthread_join (child_thread[i], NULL);
  54
  55   return 0;
  56 }