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. */
31static void
32activate_test_gconv_modules (void)
33{
34 unsigned long ptr = getauxval (AT_EXECFN);
35 if (ptr == 0)
36 {
37 printf (format: "warning: AT_EXECFN not support, cannot run test\n");
38 exit (status: EXIT_UNSUPPORTED);
39 }
40 char *test_program_directory = dirname (path: xstrdup ((const char *) ptr));
41 TEST_VERIFY (setenv ("GCONV_PATH", test_program_directory, 1) == 0);
42 free (ptr: test_program_directory);
43}
44
45static int
46do_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

source code of glibc/iconv/tst-gconv-init-failure.c