pie-execl.c revision 1.6 
1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2010-2016 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 <stdio.h>
19#include <unistd.h>
20#include <assert.h>
21
22static void pie_execl_marker (void);
23
24int
25main (int argc, char **argv)
26{
27  setbuf (stdout, NULL);
28
29#if BIN == 1
30  if (argc == 2)
31    {
32      printf ("pie-execl: re-exec: %s\n", argv[1]);
33      execl (argv[1], argv[1], NULL);
34      assert (0);
35    }
36#endif
37
38  pie_execl_marker ();
39
40  return 0;
41}
42
43/* pie_execl_marker must be on a different address than in `pie-execl2.c'.  */
44
45volatile int v;
46
47static void
48pie_execl_marker (void)
49{
50  v = 1;
51}
52