mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-21 20:40:05 +00:00
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
/* Test basic mbstowcs including wstring == NULL (Bug 25219).
|
|
Copyright (C) 2020-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <support/check.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
char string[] = { '1', '2', '3' , '4', '5', '\0' };
|
|
size_t len = strlen (string);
|
|
wchar_t wstring[] = { L'1', L'2', L'3', L'4', L'5', L'\0' };
|
|
#define NUM_WCHAR 6
|
|
wchar_t wout[NUM_WCHAR];
|
|
size_t result;
|
|
|
|
/* The input ASCII string in the C/POSIX locale must convert
|
|
to the matching WSTRING. */
|
|
result = mbstowcs (wout, string, NUM_WCHAR);
|
|
TEST_VERIFY (result == (NUM_WCHAR - 1));
|
|
TEST_COMPARE_BLOB (wstring, sizeof (wchar_t) * (NUM_WCHAR - 1),
|
|
wout, sizeof (wchar_t) * result);
|
|
|
|
/* The input ASCII string in the C/POSIX locale must be the
|
|
same length when using mbstowcs to compute the length of
|
|
the string required in the conversion. Using mbstowcs
|
|
in this way is an XSI extension to POSIX. */
|
|
result = mbstowcs (NULL, string, len);
|
|
TEST_VERIFY (result == len);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|