5b4f25c6e9
convenient when the source string isn't null-terminated. Implement the other conversion functions (mbstowcs(), mbsrtowcs(), wcstombs(), wcsrtombs()) in terms of these new functions.
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*-
|
|
* Copyright (c) 2002-2004 Tim J. Robbins.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include "namespace.h"
|
|
#include <errno.h>
|
|
#include <limits.h>
|
|
#include <stdio.h>
|
|
#include <wchar.h>
|
|
#include "un-namespace.h"
|
|
#include "fvwrite.h"
|
|
#include "libc_private.h"
|
|
#include "local.h"
|
|
#include "mblocal.h"
|
|
|
|
int
|
|
fputws(const wchar_t * __restrict ws, FILE * __restrict fp)
|
|
{
|
|
size_t nbytes;
|
|
char buf[BUFSIZ];
|
|
struct __suio uio;
|
|
struct __siov iov;
|
|
|
|
FLOCKFILE(fp);
|
|
ORIENT(fp, 1);
|
|
if (prepwrite(fp) != 0)
|
|
goto error;
|
|
uio.uio_iov = &iov;
|
|
uio.uio_iovcnt = 1;
|
|
iov.iov_base = buf;
|
|
do {
|
|
nbytes = __wcsnrtombs(buf, &ws, SIZE_T_MAX, sizeof(buf),
|
|
&fp->_extra->mbstate);
|
|
if (nbytes == (size_t)-1)
|
|
goto error;
|
|
iov.iov_len = uio.uio_resid = nbytes;
|
|
if (__sfvwrite(fp, &uio) != 0)
|
|
goto error;
|
|
} while (ws != NULL);
|
|
FUNLOCKFILE(fp);
|
|
return (0);
|
|
|
|
error:
|
|
FUNLOCKFILE(fp);
|
|
return (-1);
|
|
}
|