__fputwc_xpg5.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* Copyright (c) 1986 AT&T */
/* All Rights Reserved */
/*
* Fputwc transforms the wide character c into the multibyte character,
* and writes it onto the output stream "iop".
*/
#include "lint.h"
#include "file64.h"
#include "mse_int.h"
#include "mtlib.h"
#include <stdlib.h>
#include <stdio.h>
#include <wchar.h>
#include <limits.h>
#include <errno.h>
#include "stdiom.h"
#include "mse.h"
wint_t
__fputwc_xpg5(wint_t wc, FILE *iop)
{
char mbs[MB_LEN_MAX];
unsigned char *p;
int n;
void *lc;
int (*fp_wctomb)(void *, char *, wchar_t);
rmutex_t *lk;
FLOCKFILE(lk, iop);
if (_set_orientation_wide(iop, &lc,
(void (*(*))(void))&fp_wctomb, FP_WCTOMB) == -1) {
errno = EBADF;
FUNLOCKFILE(lk);
return (WEOF);
}
if (wc == WEOF) {
FUNLOCKFILE(lk);
return (WEOF);
}
n = fp_wctomb(lc, mbs, (wchar_t)wc);
if (n <= 0) {
FUNLOCKFILE(lk);
return (WEOF);
}
p = (unsigned char *)mbs;
while (n--) {
/* Can wide I/O functions call byte I/O functions */
/* because a steam bound to WIDE should not be used */
/* by byte I/O functions ? */
/* Anyway, I assume PUTC() macro has appropriate */
/* definition here. */
if (PUTC((*p++), iop) == EOF) {
FUNLOCKFILE(lk);
return (WEOF);
}
}
FUNLOCKFILE(lk);
return (wc);
}
wint_t
__putwc_xpg5(wint_t wc, FILE *iop)
{
return (__fputwc_xpg5(wc, iop));
}