watch-vfork.c revision 1.1.1.1
1/* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2009, 2010, 2011 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 20int *global; 21 22int 23main (void) 24{ 25 int pid; 26 27 pid = vfork (); 28 if (pid == -1) 29 { 30 return 1; 31 } 32 else if (pid != 0) 33 { 34 global = &pid; 35 } 36 else 37 { 38 _exit (0); 39 } 40 return 0; 41} 42