150 lines
4.6 KiB
C
150 lines
4.6 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* A search path shim for the FileSys API (C level)
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*
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* Copyright 2001 David G. Holm <dholm@jsd-llc.com>
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* www - http://www.harbour-project.org
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*
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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 by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#include "hbapifs.h"
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#include "hbset.h"
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static BOOL FindFile( BYTE * pFilename, BYTE * path )
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{
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BOOL bIsFile = FALSE;
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PHB_FNAME pFilepath;
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HB_TRACE(HB_TR_DEBUG, ("FindFile(%s, %p)", (char*) pFilename, path));
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pFilepath = hb_fsFNameSplit( (char*) pFilename );
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if( pFilepath->szPath )
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{
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hb_fsFNameMerge( (char*) path, pFilepath );
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bIsFile = hb_fsFile( path );
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}
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else
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{
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if( hb_set.HB_SET_DEFAULT )
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{
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pFilepath->szPath = hb_set.HB_SET_DEFAULT;
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hb_fsFNameMerge( (char*) path, pFilepath );
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bIsFile = hb_fsFile( path );
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}
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if( !bIsFile && hb_set.HB_SET_PATH )
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{
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HB_PATHNAMES * nextPath = hb_setGetFirstSetPath();
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while( !bIsFile && nextPath )
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{
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pFilepath->szPath = nextPath->szPath;
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hb_fsFNameMerge( (char*) path, pFilepath );
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bIsFile = hb_fsFile( path );
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nextPath = nextPath->pNext;
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}
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}
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}
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hb_xfree( pFilepath );
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if( !bIsFile )
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*path = '\0';
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return bIsFile;
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}
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BOOL hb_spFile( BYTE * pFilename )
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{
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BYTE path[ _POSIX_PATH_MAX + 1 ];
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HB_TRACE(HB_TR_DEBUG, ("hb_spFile(%s, %p)", (char*) pFilename, path));
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return FindFile( pFilename, path );
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}
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FHANDLE hb_spOpen( BYTE * pFilename, USHORT uiFlags )
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{
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BYTE path[ _POSIX_PATH_MAX + 1 ];
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HB_TRACE(HB_TR_DEBUG, ("hb_spOpen(%p, %hu)", pFilename, uiFlags));
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if( FindFile( pFilename, path ) )
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return hb_fsOpen( path, uiFlags );
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else
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return hb_fsOpen( pFilename, uiFlags );
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}
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FHANDLE hb_spCreate( BYTE * pFilename, USHORT uiAttr )
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{
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BYTE path[ _POSIX_PATH_MAX + 1 ];
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PHB_FNAME pFilepath = hb_fsFNameSplit( (char*) pFilename );
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HB_TRACE(HB_TR_DEBUG, ("hb_spCreate(%p, %hu)", pFilename, uiAttr));
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if( ! pFilepath->szPath && hb_set.HB_SET_DEFAULT )
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pFilepath->szPath = hb_set.HB_SET_DEFAULT;
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hb_fsFNameMerge( (char*) path, pFilepath );
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hb_xfree( pFilepath );
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return hb_fsCreate( path, uiAttr );
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}
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FHANDLE hb_spCreateEx( BYTE * pFilename, USHORT uiAttr, USHORT uiFlags )
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{
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BYTE path[ _POSIX_PATH_MAX + 1 ];
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PHB_FNAME pFilepath = hb_fsFNameSplit( (char*) pFilename );
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HB_TRACE(HB_TR_DEBUG, ("hb_spCreateEx(%p, %hu, %hu)", pFilename, uiAttr, uiFlags));
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if( ! pFilepath->szPath && hb_set.HB_SET_DEFAULT )
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pFilepath->szPath = hb_set.HB_SET_DEFAULT;
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hb_fsFNameMerge( (char*) path, pFilepath );
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hb_xfree( pFilepath );
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return hb_fsCreateEx( path, uiAttr, uiFlags );
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}
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