148 lines
3.7 KiB
C
148 lines
3.7 KiB
C
/*
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* $Id$
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Copyright(C) 1999 by Andi Jahja
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public
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License along with this program; if not, write to:
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The Free Software Foundation, Inc.,
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675 Mass Ave, Cambridge, MA 02139, USA.
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You can contact me at: andij@aonlippo.co.id
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*/
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#include "itemapi.h"
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#include "extend.h"
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#include "errorapi.h"
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#include "ctoharb.h"
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#include "filesys.h"
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#include "init.h"
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#ifdef OS_UNIX_COMPATIBLE
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#include <sys/stat.h>
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#include <unistd.h>
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#endif
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#define BUFFER_SIZE 8192
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HARBOUR HB___COPYFILE(void);
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HB_INIT_SYMBOLS_BEGIN( CopyFile__InitSymbols )
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{ "__COPYFILE", FS_PUBLIC, HB___COPYFILE, 0 }
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HB_INIT_SYMBOLS_END( CopyFile__InitSymbols );
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#if ! defined(__GNUC__)
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#pragma CopyFile__InitSymbols
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#endif
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static BOOL hb_fsCopy(char* szSource, char* szDest, ULONG* ulWrittenTotal);
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/* INCOMPATIBILITY: Clipper returns .F. on failure and NIL on success */
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HARBOUR HB___COPYFILE( void )
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{
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if ( ISCHAR(1) && ISCHAR(2) )
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{
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#ifdef HARBOUR_STRICT_CLIPPER_COMPATIBILITY
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if (!hb_fsCopy(hb_parc(1), hb_parc(2)))
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{
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hb_retl(FALSE);
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}
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#else
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ULONG ulWrittenTotal;
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hb_fsCopy(hb_parc(1), hb_parc(2), &ulWrittenTotal);
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hb_retnl(ulWrittenTotal);
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#endif
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}
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else
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{
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hb_errorRT_BASE(EG_ARG, 2010, NULL, "__COPYFILE");
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}
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}
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static BOOL hb_fsCopy(char* szSource, char* szDest, ULONG* ulWrittenTotal)
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{
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BOOL bRetVal = FALSE;
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FHANDLE fhndSource;
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FHANDLE fhndDest;
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*ulWrittenTotal = 0L;
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while ((fhndSource = hb_fsOpen(( BYTE * ) szSource, FO_READ)) == FS_ERROR)
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{
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if (hb_errorRT_BASE_Ext1(EG_OPEN, 2012, NULL, szSource, hb_fsError(), EF_CANDEFAULT | EF_CANRETRY ) == E_DEFAULT)
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{
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*ulWrittenTotal = (ULONG)-1L;
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break;
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}
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}
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if (fhndSource != FS_ERROR)
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{
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while ((fhndDest = hb_fsCreate(( BYTE * ) szDest, FC_NORMAL)) == FS_ERROR)
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{
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if (hb_errorRT_BASE_Ext1(EG_CREATE, 2012, NULL, szDest, hb_fsError(), EF_CANDEFAULT | EF_CANRETRY ) == E_DEFAULT)
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{
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*ulWrittenTotal = (ULONG)-2L;
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break;
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}
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}
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if (fhndDest != FS_ERROR)
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{
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#ifdef OS_UNIX_COMPATIBLE
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struct stat struFileInfo;
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int iSuccess = fstat( fhndSource, &struFileInfo );
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#endif
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BYTE * buffer;
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USHORT usRead;
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USHORT usWritten;
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buffer = (BYTE * ) hb_xgrab( BUFFER_SIZE );
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/* QUESTION: Does Clipper throw an error on read or write operation ? */
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/* QUESTION: What is the E_DEFAULT behaviour on that error ? */
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bRetVal = TRUE;
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while ((usRead = hb_fsRead(fhndSource, buffer, BUFFER_SIZE)) != 0)
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{
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while ((usWritten = hb_fsWrite(fhndDest, buffer, usRead)) != usRead)
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{
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if (hb_errorRT_BASE_Ext1(EG_WRITE, 2012, NULL, szDest, hb_fsError(), EF_CANDEFAULT | EF_CANRETRY ) == E_DEFAULT)
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{
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bRetVal = FALSE;
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break;
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}
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}
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*ulWrittenTotal += (ULONG)usWritten;
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}
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hb_xfree(buffer);
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#ifdef OS_UNIX_COMPATIBLE
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if( iSuccess == 0 )
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fchmod( fhndDest, struFileInfo.st_mode );
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#endif
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hb_fsClose(fhndDest);
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}
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hb_fsClose(fhndSource);
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}
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return bRetVal;
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}
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