gdb/testsuite/gdb.reverse/waitpid-reverse.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2008-2015 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 <stdlib.h>
  20 #include <sys/wait.h>
  21
  22 void
  23 marker1 (void)
  24 {
  25 }
  26
  27 void
  28 marker2 (void)
  29 {
  30 }
  31
  32 int status = -1;
  33
  34 int
  35 main (void)
  36 {
  37   marker1 ();
  38   if (!fork ())
  39     _exit (123);
  40   else
  41     waitpid (-1, &status, 0);
  42   marker2 ();
  43   return 0;
  44 }