readpath.cpp
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上传日期:2007-06-06
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文件大小:4k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "dllpath.h"
- #include "readpath.h"
- #include "hxbuffer.h"
- #include "pref.h"
- #include "hlxosstr.h"
- #include "hxheap.h"
- #include "hxver.h"
- #ifdef _DEBUG
- #undef HX_THIS_FILE
- static const char HX_THIS_FILE[] = __FILE__;
- #endif
- HX_RESULT ReadDLLAccessPathsFromPrefs()
- {
- #ifndef _VXWORKS
- if(!GetDLLAccessPath())
- return HXR_FAILED;
- CPref* pPreferences = CPref::open_shared_pref(HXVER_COMMUNITY);
- if(pPreferences)
- {
- for(UINT16 nIndex = 0; nIndex < DLLTYPE_NUMBER; nIndex++)
- {
- IHXBuffer* pBuffer = NULL;
- if(pPreferences->read_pref(GetDLLAccessPath()->GetLibTypeName(nIndex), pBuffer) == HXR_OK)
- {
- GetDLLAccessPath()->SetPath(nIndex, (const char*)pBuffer->GetBuffer());
- HX_RELEASE(pBuffer);
- }
- }
- delete pPreferences;
- }
- #endif
- return HXR_OK;
- }
- HX_RESULT ReadUnsetPathsFromPrefs()
- {
- #ifndef _VXWORKS
- if(!GetDLLAccessPath())
- return HXR_FAILED;
- CPref* pPreferences = CPref::open_shared_pref(HXVER_COMMUNITY);
- if(pPreferences)
- {
- for(UINT16 nIndex = 0; nIndex < DLLTYPE_NUMBER; nIndex++)
- {
- IHXBuffer* pBuffer = NULL;
- if (GetDLLAccessPath()->GetPath(nIndex))
- {
- continue;
- }
- if(pPreferences->read_pref(GetDLLAccessPath()->GetLibTypeName(nIndex), pBuffer) == HXR_OK)
- {
- GetDLLAccessPath()->SetPath(nIndex, (const char*)pBuffer->GetBuffer());
- HX_RELEASE(pBuffer);
- }
- }
- delete pPreferences;
- }
- #endif
- return HXR_OK;
- }
- #ifdef _WIN32
- /////////////////////////////////////////////////////////////////////////////////////////////////////////////
- //CreatePath:
- //Recursively creates path from given file path string (strPath).
- //Returns true if successful, false otherwise
- BOOL
- DirCreatePath( CHXString strPath )
- {
- // Trim off trailing slash - ::CreateDirectory() will crash if present
- if ( strPath.ReverseFind( '\' ) == strPath.GetLength() - 1 )
- strPath = strPath.Left( strPath.GetLength() - 1 );
- // Try to create the directory as-is
- if ( 0 != ::CreateDirectory( OS_STRING((const char*)strPath), NULL ) )
- return TRUE;
- // ::CreateDirectory() will fail if the dir already exists
- DWORD dwErr = ::GetLastError();
- if ( ERROR_ALREADY_EXISTS == dwErr )
- return TRUE;
- // If that failed, trim off one sub dir and try to create that
- int nPos = strPath.ReverseFind( '\' );
- if ( -1 == nPos )
- return FALSE;
- CHXString szSubPath = strPath.Left( nPos + 1 );
- if ( !DirCreatePath( szSubPath ) )
- return FALSE;
- // Creating the subdir succeeded, so now we should be able to create the original dir
- if ( 0 != ::CreateDirectory( OS_STRING((const char*)strPath), NULL ) )
- return TRUE;
- else
- return FALSE;
- }
- #endif