1/* This test program is part of GDB, the GNU debugger.
2
3   Copyright 1997-2020 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 <stdlib.h>
20#include <unistd.h>
21#include <string.h>
22
23#include <limits.h>
24
25int global_i = 100;
26
27int main (int argc, char ** argv)
28{
29  int local_j = global_i + 1;
30  int local_k = local_j + 1;
31  char prog[PATH_MAX];
32  int len;
33
34  printf ("foll-exec is about to execlp(execd-prog)...\n");
35
36  strcpy (prog, argv[0]);
37  len = strlen (prog);
38  /* Replace "foll-exec" with "execd-prog".  */
39  memcpy (prog + len - 9, "execd-prog", 10);
40  prog[len + 1] = 0;
41
42  execlp (prog, /* tbreak-execlp */
43	  prog,
44	  "execlp arg1 from foll-exec",
45	  (char *) 0);
46
47  printf ("foll-exec is about to execl(execd-prog)...\n");
48
49  execl (prog,	/* tbreak-execl */
50	 prog,
51	 "execl arg1 from foll-exec",
52	 "execl arg2 from foll-exec",
53	 (char *) 0);
54
55  {
56    static char * argv[] = {
57      (char *) "",
58      (char *) "execv arg1 from foll-exec",
59      (char *) 0};
60
61    argv[0] = prog;
62
63    printf ("foll-exec is about to execv(execd-prog)...\n");
64
65    execv (prog, argv); /* tbreak-execv */
66  }
67}
68