glibc/wcsmbs/tst-mbsrtowcs.c

67 lines
1.9 KiB
C

/* Test NUL handling of mbsrtowcs.
Copyright (C) 2004-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
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
<http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <string.h>
#include <wchar.h>
static int
do_test (void)
{
const unsigned char buf[] = { 'a', 'b', '\0', 'c', 'd', '\0', 'e' };
wchar_t out[sizeof (buf)];
memset (out, '\xff', sizeof (out));
mbstate_t state;
memset (&state, '\0', sizeof (state));
const char *in = (const char *) buf;
size_t n = mbsrtowcs (out, &in, sizeof (out) / sizeof (wchar_t), &state);
int result = 0;
if (n != 2)
{
printf ("n = %zu, expected 2\n", n);
result = 1;
}
if (in != NULL)
{
printf ("in = %p, expected NULL\n", in);
result = 1;
}
if (out[0] != L'a')
{
printf ("out[0] = L'%lc', expected L'a'\n", (wint_t) out[0]);
result = 1;
}
if (out[1] != L'b')
{
printf ("out[1] = L'%lc', expected L'b'\n", (wint_t) out[1]);
result = 1;
}
if (out[2] != L'\0')
{
printf ("out[2] = L'%lc', expected L'\\0'\n", (wint_t) out[2]);
result = 1;
}
return result;
}
#include <support/test-driver.c>