1 /* Test for re-exec with legacy bitmap.
2    Copyright (C) 2018-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library 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 GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <stdlib.h>
20 #include <stdio.h>
21 #include <unistd.h>
22 #include <getopt.h>
23 #include <support/check.h>
24 
25 /* Nonzero if the program gets called via `exec'.  */
26 static int restart;
27 
28 #define CMDLINE_OPTIONS \
29   { "restart", no_argument, &restart, 1 },
30 
31 extern int do_test (int argc, char *argv[]);
32 
33 extern int in_dso_1 (void);
34 extern int in_dso_2 (void);
35 
36 static int
check(void)37 check (void)
38 {
39   if (in_dso_1 () != 0x1234678)
40     {
41       puts ("in_dso_1 () != 0x1234678");
42       exit (1);
43     }
44 
45   if (in_dso_2 () != 0xbadbeef)
46     {
47       puts ("in_dso_2 () != 0xbadbeef");
48       exit (1);
49     }
50 
51   return 0;
52 }
53 
54 int
do_test(int argc,char * argv[])55 do_test (int argc, char *argv[])
56 {
57   /* We must have
58      - one or four parameters left if called initially
59        + path for ld.so		optional
60        + "--library-path"	optional
61        + the library path	optional
62        + the application name
63   */
64 
65   if (restart)
66     return check ();
67 
68   if (argc != 2 && argc != 5)
69     FAIL_EXIT1 ("wrong number of arguments (%d)", argc);
70 
71   if (argc == 5)
72     execl (argv[1], argv[1], argv[2], argv[3], argv[4], "--direct",
73 	   "--restart",  NULL);
74   else
75     execl (argv[1], argv[1], "--direct", "--restart",  NULL);
76 
77   return -1;
78 }
79 
80 #define TEST_FUNCTION_ARGV do_test
81 #include <support/test-driver.c>
82