1 /* Check that module __end_fct is not invoked when the init function fails.
2    Copyright (C) 2017-2022 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 <errno.h>
20 #include <iconv.h>
21 #include <libgen.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <support/check.h>
25 #include <support/support.h>
26 #include <support/test-driver.h>
27 #include <sys/auxv.h>
28 
29 /* Test GCONV_PATH to the directory containing the program
30    executable.  */
31 static void
activate_test_gconv_modules(void)32 activate_test_gconv_modules (void)
33 {
34   unsigned long ptr = getauxval (AT_EXECFN);
35   if (ptr == 0)
36     {
37       printf ("warning: AT_EXECFN not support, cannot run test\n");
38       exit (EXIT_UNSUPPORTED);
39     }
40   char *test_program_directory = dirname (xstrdup ((const char *) ptr));
41   TEST_VERIFY (setenv ("GCONV_PATH", test_program_directory, 1) == 0);
42   free (test_program_directory);
43 }
44 
45 static int
do_test(void)46 do_test (void)
47 {
48   activate_test_gconv_modules ();
49 
50   TEST_VERIFY (iconv_open ("UTF-8", "tst-gconv-init-failure//")
51                == (iconv_t) -1);
52   if (errno != ENOMEM)
53     FAIL_EXIT1 ("unexpected iconv_open error: %m");
54 
55   return 0;
56 }
57 
58 #include <support/test-driver.c>
59