gdb/testsuite/gdb.multi/multi-re-run-2.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2020-2021 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 <stdlib.h>
  19 #include <stdio.h>
  20 #include <unistd.h>
  21 #include <limits.h>
  22 #include <string.h>
  23 #include <pthread.h>
  24
  25 int re_run_var_2 = 2;
  26
  27 #define NUM_THREADS 1
  28
  29 __thread int tls_var = 1;
  30
  31 static pthread_barrier_t barrier;
  32
  33 static void *
  34 thread_start (void *arg)
  35 {
  36   pthread_barrier_wait (&barrier);
  37
  38   while (1)
  39     sleep (1);
  40   return NULL;
  41 }
  42
  43 static void
  44 all_started (void)
  45 {
  46 }
  47
  48 int
  49 main (int argc, char ** argv)
  50 {
  51   pthread_t thread;
  52   int len;
  53
  54   pthread_barrier_init (&barrier, NULL, NUM_THREADS + 1);
  55   pthread_create (&thread, NULL, thread_start, NULL);
  56
  57   pthread_barrier_wait (&barrier);
  58   all_started ();
  59
  60   return 0;
  61 }