146 lines
3.9 KiB
C
146 lines
3.9 KiB
C
/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: Platform independent fputc() implementation.
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*
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****************************************************************************/
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#include "variety.h"
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#include "widechar.h"
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#include <stdio.h>
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#include <errno.h>
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#include "fileacc.h"
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#include "rtdata.h"
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#include "seterrno.h"
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#include "orient.h"
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#ifdef __WIDECHAR__
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#include <mbstring.h>
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#include <wchar.h>
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#endif
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#include "flush.h"
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#include "streamio.h"
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#ifndef __WIDECHAR__
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_WCRTLINK int fputc( int c, FILE *fp )
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{
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int flags;
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_ValidFile( fp, EOF );
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_AccessFile( fp );
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/*** Deal with stream orientation ***/
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ORIENT_STREAM(fp,EOF);
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if( !(fp->_flag & _WRITE) ) {
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__set_errno( EBADF );
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fp->_flag |= _SFERR;
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_ReleaseFile( fp );
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return( EOF );
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}
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if( _FP_BASE(fp) == NULL ) {
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__ioalloc( fp );
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}
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flags = _IONBF;
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if( c == '\n' ) {
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flags = _IONBF | _IOLBF;
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#ifndef __UNIX__
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if( !(fp->_flag & _BINARY) ) {
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fp->_flag |= _DIRTY;
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*(char*)fp->_ptr = '\r'; /* '\n' -> '\r''\n' */
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fp->_ptr++;
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fp->_cnt++;
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if( fp->_cnt == fp->_bufsize ) {
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if( __flush( fp ) ) {
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_ReleaseFile( fp );
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return( EOF );
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}
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}
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}
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#endif
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}
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fp->_flag |= _DIRTY;
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*(char *)fp->_ptr = c;
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fp->_ptr++;
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fp->_cnt++;
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if( (fp->_flag & flags) || (fp->_cnt == fp->_bufsize) ) {
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if( __flush( fp ) ) {
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_ReleaseFile( fp );
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return( EOF );
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}
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}
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_ReleaseFile( fp );
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return( (UCHAR_TYPE)c );
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}
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#else
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static int __write_wide_char( FILE *fp, wchar_t wc )
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/**************************************************/
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{
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if( fp->_flag & _BINARY ) {
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/*** Dump the wide character ***/
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return( fwrite( &wc, sizeof( wchar_t ), 1, fp ) );
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} else {
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char mbc[MB_CUR_MAX];
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int rc;
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/*** Convert the wide character to multibyte form and write it ***/
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rc = wctomb( mbc, wc );
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if( rc > 0 ) {
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return( fwrite( mbc, rc, 1, fp ) );
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} else {
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__set_errno( EILSEQ );
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return( 0 );
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}
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}
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}
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_WCRTLINK wint_t fputwc( wint_t c, FILE *fp )
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{
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_ValidFile( fp, WEOF );
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_AccessFile( fp );
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/*** Deal with stream orientation ***/
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ORIENT_STREAM(fp,WEOF);
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/*** Write the character ***/
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if( !__write_wide_char( fp, c ) ) {
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_ReleaseFile( fp );
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return( WEOF );
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} else {
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_ReleaseFile( fp );
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return( c );
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}
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}
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#endif
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