gdb/testsuite/gdb.base/disp-step-fork.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2015 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 <stdlib.h>
  19
  20 static void
  21 marker () {}
  22
  23 int
  24 main (void)
  25 {
  26   int  pid;
  27
  28   pid = fork ();
  29   if (pid == 0) /* child */
  30     {
  31       exit (0); /* at exit */
  32     }
  33   else
  34     {
  35     }
  36
  37   pid = fork ();
  38   if (pid == 0) /* child */
  39     {
  40       exit (0); /* at exit */
  41     }
  42   else
  43     {
  44     }
  45
  46   pid = fork ();
  47   if (pid == 0) /* child */
  48     {
  49       exit (0); /* at exit */
  50     }
  51   else
  52     {
  53     }
  54
  55   marker ();
  56
  57 }