| 0,0 → 1,82 |
|---|
| /**************************************************************************** |
| * |
| * 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 <windows.h> |
| #include <unistd.h> |
| #include "iomode.h" |
| #include "fileacc.h" |
| #include "rtcheck.h" |
| #include "seterrno.h" |
| #include "lseek.h" |
| #include "kolibri.h" |
| |
| typedef struct |
| { |
| char *name; |
| unsigned int offset; |
| }__file_handle; |
| |
| _WCRTLINK int chsize( int hid, long size ) |
| { |
| long curOffset; |
| long rc; |
| __file_handle *fh; |
| |
| __handle_check( hid, -1 ); |
| fh = (__file_handle*) __getOSHandle( hid ); |
| |
| _AccessFileH( hid ); |
| |
| curOffset = __lseek( hid, 0L, SEEK_CUR ); /* get current offset */ |
| |
| rc = set_file_size(fh->name, size); |
| |
| if(rc !=0 ) |
| { |
| _ReleaseFileH( hid ); |
| if(rc==8) |
| __set_errno( ENOSPC ); |
| else |
| __set_errno( EACCES ); |
| return -1; |
| }; |
| |
| if( curOffset > size ) curOffset = size; |
| curOffset = __lseek( hid, curOffset, SEEK_SET ); |
| _ReleaseFileH( hid ); |
| if( curOffset == -1 ) { |
| __set_errno(ENOSPC); |
| return( -1 ); |
| } |
| return( 0 ); |
| } |