renam.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 66 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


#include "variety.h"
#include "widechar.h"
#include <stdio.h>
#include "tinyio.h"
#include "seterrno.h"
#ifdef __WIDECHAR__
    #include <mbstring.h>
    #include <stdlib.h>
    #include "mbwcconv.h"
#endif


_WCRTLINK int __F_NAME(rename,_wrename)( const CHAR_TYPE *old, const CHAR_TYPE *new )
    {
        tiny_ret_t  rc;
#ifdef __WIDECHAR__
        char        mbOld[MB_CUR_MAX*_MAX_PATH];    /* single-byte char */
        char        mbNew[MB_CUR_MAX*_MAX_PATH];    /* single-byte char */
#endif

        #ifdef __WIDECHAR__
            __filename_from_wide( mbOld, old );
            __filename_from_wide( mbNew, new );
            rc = TinyRename( mbOld, mbNew );
        #else
            rc = TinyRename( old, new );
        #endif

        if( TINY_ERROR(rc) ) {
            return( __set_errno_dos( TINY_INFO(rc) ) );
        }
        return( 0 );            /* indicate no error */
    }