accfinfo.c

开放源码的编译器open watcom 1.6.0版的源代码

/****************************************************************************
*
*                            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 "stdnt.h"

unsigned ReqFileInfo_getdate( void )
{
    file_info_get_date_req  *req;
    file_info_get_date_ret  *ret;
    static WIN32_FIND_DATA  ffb;
    char                    *name;
    HANDLE                  h;
    WORD                    md;
    WORD                    mt;

    req = GetInPtr( 0 );
    name = GetInPtr( sizeof( *req ) );
    ret = GetOutPtr( 0 );
    h = FindFirstFile( name, &ffb );
    if( h == ( HANDLE ) - 1 ) {
        ret->err = ERROR_FILE_NOT_FOUND;
        return( sizeof( *ret ) );
    }
    FindClose( h );
    FileTimeToDosDateTime( &ffb.ftLastWriteTime, &md, &mt );
    ret->err = 0;
    ret->date = ( md << 16 ) + mt;
    return( sizeof( *ret ) );
}

unsigned ReqFileInfo_setdate( void )
{
    file_info_set_date_req  *req;
    file_info_set_date_ret  *ret;
    char                    *name;
    HANDLE                  h;
    WORD                    md;
    WORD                    mt;
    FILETIME                ft;

    req = GetInPtr( 0 );
    name = GetInPtr( sizeof( *req ) );
    ret = GetOutPtr( 0 );
    md = ( req->date >> 16 ) & 0xffff;
    mt = req->date;
    DosDateTimeToFileTime( md, mt, &ft );
    h = CreateFile( name, GENERIC_READ | GENERIC_WRITE, 0, NULL,
                    OPEN_EXISTING, 0, NULL );
    if( h == ( HANDLE ) - 1 ) {
        ret->err = GetLastError();
        return( sizeof( *ret ) );
    }
    if( !SetFileTime( h, &ft, &ft, &ft ) ) {
        ret->err = GetLastError();
        return( sizeof( *ret ) );
    }
    CloseHandle( h );
    ret->err = 0;
    return( sizeof( *ret ) );
}