gdb/testsuite/gdb.base/info-program.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2022-2024 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 #ifdef USE_THREADS
  19
  20 #include <pthread.h>
  21 #include <unistd.h>
  22 #include <stdlib.h>
  23
  24 pthread_barrier_t barrier;
  25 pthread_t child_thread;
  26
  27 void *
  28 child_function (void *arg)
  29 {
  30   pthread_barrier_wait (&barrier);
  31
  32   while (1)
  33     usleep (100);
  34
  35   pthread_exit (NULL);
  36 }
  37
  38 #endif /* USE_THREADS */
  39
  40 static void
  41 done (void)
  42 {
  43 }
  44
  45 int
  46 main (void)
  47 {
  48 #ifdef USE_THREADS
  49   int res;
  50
  51   alarm (300);
  52
  53   pthread_barrier_init (&barrier, NULL, 2);
  54
  55   res = pthread_create (&child_thread, NULL, child_function, NULL);
  56   pthread_barrier_wait (&barrier);
  57 #endif /* USE_THREADS */
  58
  59   done ();
  60
  61 #ifdef USE_THREADS
  62   pthread_join (child_thread, NULL);
  63 #endif /* USE_THREADS */
  64
  65   return 0;
  66 }