extern wxChar *wxBuffer;
-#if defined(__WXMAC__) && !defined(__UNIX__)
- #include "morefile.h"
- #include "moreextr.h"
- #include "fullpath.h"
- #include "fspcompa.h"
+#ifdef __WXMAC__
+# include "MoreFiles.h"
+# include "MoreFilesExtras.h"
+# include "FullPath.h"
+# include "FSpCompat.h"
#endif
IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
// ----------------------------------------------------------------------------
// we need to translate Mac filenames before passing them to OS functions
- #define OS_FILENAME(s) (s.fn_str())
+#define OS_FILENAME(s) (s.fn_str())
// ============================================================================
// implementation
bool
wxFileExists (const wxString& filename)
{
-#ifdef __GNUWIN32__ // (fix a B20 bug)
- return GetFileAttributes(filename) != 0xFFFFFFFF;
+#ifdef __WINDOWS__
+ // GetFileAttributes can copy with network paths
+ DWORD ret = GetFileAttributes(filename);
+ DWORD isDir = (ret & FILE_ATTRIBUTE_DIRECTORY);
+ return ((ret != 0xffffffff) && (isDir == 0));
#else
wxStructStat stbuf;
if ( !filename.empty() && wxStat (OS_FILENAME(filename), &stbuf) == 0 )
bool
wxIsAbsolutePath (const wxString& filename)
{
-#ifdef __WXMAC__
if (filename != wxT(""))
{
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+ // Classic or Carbon CodeWarrior like
+ // Carbon with Apple DevTools is Unix like
+
// This seems wrong to me, but there is no fix. since
// "MacOS:MyText.txt" is absolute whereas "MyDir:MyText.txt"
// is not. Or maybe ":MyDir:MyText.txt" has to be used? RR.
-
if (filename.Find(':') != wxNOT_FOUND && filename[0] != ':')
return TRUE ;
- }
- return FALSE ;
#else
- if (filename != wxT(""))
- {
- if (filename[0] == wxT('/')
+ // Unix like or Windows
+ if (filename[0] == wxT('/'))
+ return TRUE;
+#endif
#ifdef __VMS__
- || (filename[0] == wxT('[') && filename[1] != wxT('.'))
+ if ((filename[0] == wxT('[') && filename[1] != wxT('.')))
+ return TRUE;
#endif
#ifdef __WINDOWS__
- /* MSDOS */
- || filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':'))
+ // MSDOS like
+ if (filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':')))
+ return TRUE;
#endif
- )
- return TRUE;
}
- return FALSE;
-#endif
+ return FALSE ;
}
/*
// (basename)
wxChar *wxFileNameFromPath (wxChar *path)
{
- if (path)
+ if (path)
{
- register wxChar *tcp;
-
- tcp = path + wxStrlen (path);
- while (--tcp >= path)
+ register wxChar *tcp;
+
+ tcp = path + wxStrlen (path);
+ while (--tcp >= path)
{
-#ifdef __WXMAC__
- if (*tcp == wxT(':') )
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+ // Classic or Carbon CodeWarrior like
+ // Carbon with Apple DevTools is Unix like
+ if (*tcp == wxT(':'))
+ return tcp + 1;
#else
- if (*tcp == wxT('/') || *tcp == wxT('\\')
-#ifdef __VMS__
- || *tcp == wxT(':') || *tcp == wxT(']'))
-#else
- )
+ // Unix like or Windows
+ if (*tcp == wxT('/') || *tcp == wxT('\\'))
+ return tcp + 1;
#endif
+#ifdef __VMS__
+ if (*tcp == wxT(':') || *tcp == wxT(']'))
+ return tcp + 1;
#endif
- return tcp + 1;
- } /* while */
+ } /* while */
#if defined(__WXMSW__) || defined(__WXPM__)
- if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
- return path + 2;
+ // MSDOS like
+ if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
+ return path + 2;
#endif
}
- return path;
+ return path;
}
wxString wxFileNameFromPath (const wxString& path1)
{
- if (path1 != wxT(""))
- {
-
- wxChar *path = WXSTRINGCAST path1 ;
- register wxChar *tcp;
-
- tcp = path + wxStrlen (path);
- while (--tcp >= path)
- {
-#ifdef __WXMAC__
- if (*tcp == wxT(':') )
-#else
- if (*tcp == wxT('/') || *tcp == wxT('\\')
-#ifdef __VMS__
- || *tcp == wxT(':') || *tcp == wxT(']'))
+ if (path1 != wxT(""))
+ {
+ wxChar *path = WXSTRINGCAST path1 ;
+ register wxChar *tcp;
+
+ tcp = path + wxStrlen (path);
+ while (--tcp >= path)
+ {
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+ // Classic or Carbon CodeWarrior like
+ // Carbon with Apple DevTools is Unix like
+ if (*tcp == wxT(':') )
+ return wxString(tcp + 1);
#else
- )
-#endif
+ // Unix like or Windows
+ if (*tcp == wxT('/') || *tcp == wxT('\\'))
+ return wxString(tcp + 1);
#endif
+#ifdef __VMS__
+ if (*tcp == wxT(':') || *tcp == wxT(']'))
return wxString(tcp + 1);
- } /* while */
+#endif
+ } /* while */
#if defined(__WXMSW__) || defined(__WXPM__)
- if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
+ // MSDOS like
+ if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
return wxString(path + 2);
#endif
}
- // Yes, this should return the path, not an empty string, otherwise
- // we get "thing.txt" -> "".
- return path1;
+ // Yes, this should return the path, not an empty string, otherwise
+ // we get "thing.txt" -> "".
+ return path1;
}
// Return just the directory, or NULL if no directory
wxChar *
wxPathOnly (wxChar *path)
{
- if (path && *path)
+ if (path && *path)
{
- static wxChar buf[_MAXPATHLEN];
-
- // Local copy
- wxStrcpy (buf, path);
-
- int l = wxStrlen(path);
- bool done = FALSE;
-
- int i = l - 1;
-
- // Search backward for a backward or forward slash
- while (!done && i > -1)
- {
- // ] is for VMS
-#ifdef __WXMAC__
- if (path[i] == wxT(':') )
+ static wxChar buf[_MAXPATHLEN];
+
+ // Local copy
+ wxStrcpy (buf, path);
+
+ int l = wxStrlen(path);
+ int i = l - 1;
+
+ // Search backward for a backward or forward slash
+ while (i > -1)
+ {
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+ // Classic or Carbon CodeWarrior like
+ // Carbon with Apple DevTools is Unix like
+ if (path[i] == wxT(':') )
+ {
+ buf[i] = 0;
+ return buf;
+ }
#else
- if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
+ // Unix like or Windows
+ if (path[i] == wxT('/') || path[i] == wxT('\\'))
+ {
+ buf[i] = 0;
+ return buf;
+ }
#endif
- {
- done = TRUE;
#ifdef __VMS__
- if ( path[i] == wxT(']') )
- buf[i+1] = 0;
- else
+ if (path[i] == wxT(']'))
+ {
+ buf[i+1] = 0;
+ return buf;
+ }
#endif
- buf[i] = 0;
-
- return buf;
+ i --;
}
- else i --;
- }
-
+
#if defined(__WXMSW__) || defined(__WXPM__)
- // Try Drive specifier
- if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
+ // Try Drive specifier
+ if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
{
- // A:junk --> A:. (since A:.\junk Not A:\junk)
- buf[2] = wxT('.');
- buf[3] = wxT('\0');
- return buf;
+ // A:junk --> A:. (since A:.\junk Not A:\junk)
+ buf[2] = wxT('.');
+ buf[3] = wxT('\0');
+ return buf;
}
#endif
}
-
- return (wxChar *) NULL;
+ return (wxChar *) NULL;
}
// Return just the directory, or NULL if no directory
wxString wxPathOnly (const wxString& path)
{
- if (path != wxT(""))
+ if (path != wxT(""))
{
- wxChar buf[_MAXPATHLEN];
-
- // Local copy
- wxStrcpy (buf, WXSTRINGCAST path);
-
- int l = path.Length();
- bool done = FALSE;
-
- int i = l - 1;
-
- // Search backward for a backward or forward slash
- while (!done && i > -1)
- {
- // ] is for VMS
-#ifdef __WXMAC__
- if (path[i] == wxT(':') )
+ wxChar buf[_MAXPATHLEN];
+
+ // Local copy
+ wxStrcpy (buf, WXSTRINGCAST path);
+
+ int l = path.Length();
+ int i = l - 1;
+
+ // Search backward for a backward or forward slash
+ while (i > -1)
+ {
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+ // Classic or Carbon CodeWarrior like
+ // Carbon with Apple DevTools is Unix like
+ if (path[i] == wxT(':') )
+ {
+ buf[i] = 0;
+ return wxString(buf);
+ }
#else
- if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
+ // Unix like or Windows
+ if (path[i] == wxT('/') || path[i] == wxT('\\'))
+ {
+ buf[i] = 0;
+ return wxString(buf);
+ }
#endif
- {
- done = TRUE;
#ifdef __VMS__
- if ( path[i] == wxT(']') )
- buf[i+1] = 0;
- else
+ if (path[i] == wxT(']'))
+ {
+ buf[i+1] = 0;
+ return wxString(buf);
+ }
#endif
- buf[i] = 0;
-
- return wxString(buf);
+ i --;
}
- else i --;
- }
-
+
#if defined(__WXMSW__) || defined(__WXPM__)
- // Try Drive specifier
- if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
+ // Try Drive specifier
+ if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
{
- // A:junk --> A:. (since A:.\junk Not A:\junk)
- buf[2] = wxT('.');
- buf[3] = wxT('\0');
- return wxString(buf);
+ // A:junk --> A:. (since A:.\junk Not A:\junk)
+ buf[2] = wxT('.');
+ buf[3] = wxT('\0');
+ return wxString(buf);
}
#endif
}
-
- return wxString(wxT(""));
+ return wxString(wxT(""));
}
// Utility for converting delimiters in DOS filenames to UNIX style
// and back again - or we get nasty problems with delimiters.
// Also, convert to lower case, since case is significant in UNIX.
-#if defined(__WXMAC__) && !defined(__UNIX__)
+#if defined(__WXMAC__)
wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
{
+#ifdef __DARWIN__
+ FSRef theRef;
+ char thePath[FILENAME_MAX];
+
+ // convert the FSSpec to an FSRef
+ (void) FSpMakeFSRef( spec, &theRef );
+ // get the POSIX path associated with the FSRef
+ (void) FSRefMakePath( &theRef, (UInt8 *)thePath, sizeof(thePath) );
+
+ // create path string for return value
+ wxString result( thePath ) ;
+#else
Handle myPath ;
short length ;
+ // get length of path and allocate handle
FSpGetFullPath( spec , &length , &myPath ) ;
::SetHandleSize( myPath , length + 1 ) ;
::HLock( myPath ) ;
(*myPath)[length] = 0 ;
- if ( length > 0 && (*myPath)[length-1] ==':' )
+ if ((length > 0) && ((*myPath)[length-1] == ':'))
(*myPath)[length-1] = 0 ;
+
+ // create path string for return value
+ wxString result( (char*) *myPath ) ;
- wxString result( (char*) *myPath ) ;
+ // free allocated handle
::HUnlock( myPath ) ;
::DisposeHandle( myPath ) ;
+#endif
+
return result ;
}
void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
{
- FSpLocationFromFullPath( strlen(path ) , path , spec ) ;
+#ifdef __DARWIN__
+ FSRef theRef;
+
+ // get the FSRef associated with the POSIX path
+ (void) FSPathMakeRef((const UInt8 *) path, &theRef, NULL);
+ // convert the FSRef to an FSSpec
+ (void) FSGetCatalogInfo(&theRef, kFSCatInfoNone, NULL, NULL, spec, NULL);
+#else
+ FSpLocationFromFullPath( strlen(path) , path , spec ) ;
+#endif
}
+#ifndef __DARWIN__
+// Mac file names are POSIX (Unix style) under Darwin
+// therefore the conversion functions below are not needed
+
static char sMacFileNameConversion[ 1000 ] ;
wxString wxMac2UnixFilename (const char *str)
{
char *s = sMacFileNameConversion ;
strcpy( s , str ) ;
- if (s)
- {
- memmove( s+1 , s ,strlen( s ) + 1) ;
- if ( *s == ':' )
+ if (s)
+ {
+ memmove( s+1 , s ,strlen( s ) + 1) ;
+ if ( *s == ':' )
*s = '.' ;
- else
+ else
*s = '/' ;
-
- while (*s)
- {
+
+ while (*s)
+ {
if (*s == ':')
- *s = '/';
+ *s = '/';
else
- *s = wxTolower (*s); // Case INDEPENDENT
+ *s = wxTolower(*s); // Case INDEPENDENT
s++;
+ }
}
- }
- return wxString (sMacFileNameConversion) ;
+ return wxString(sMacFileNameConversion) ;
}
wxString wxUnix2MacFilename (const char *str)
{
char *s = sMacFileNameConversion ;
strcpy( s , str ) ;
- if (s)
- {
- if ( *s == '.' )
- {
- // relative path , since it goes on with slash which is translated to a :
- memmove( s , s+1 ,strlen( s ) ) ;
- }
- else if ( *s == '/' )
+ if (s)
{
- // absolute path -> on mac just start with the drive name
- memmove( s , s+1 ,strlen( s ) ) ;
- }
- else
- {
- wxASSERT_MSG( 1 , "unkown path beginning" ) ;
- }
- while (*s)
- {
- if (*s == '/' || *s == '\\')
- {
- // convert any back-directory situations
- if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
- {
- *s = ':';
- memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
- }
- else
- *s = ':';
- }
-
- s++ ;
+ if ( *s == '.' )
+ {
+ // relative path , since it goes on with slash which is translated to a :
+ memmove( s , s+1 ,strlen( s ) ) ;
+ }
+ else if ( *s == '/' )
+ {
+ // absolute path -> on mac just start with the drive name
+ memmove( s , s+1 ,strlen( s ) ) ;
+ }
+ else
+ {
+ wxASSERT_MSG( 1 , "unkown path beginning" ) ;
+ }
+ while (*s)
+ {
+ if (*s == '/' || *s == '\\')
+ {
+ // convert any back-directory situations
+ if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
+ {
+ *s = ':';
+ memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
+ }
+ else
+ *s = ':';
+ }
+ s++ ;
+ }
}
- }
- return wxString (sMacFileNameConversion) ;
+ return wxString (sMacFileNameConversion) ;
}
wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
wxString var = wxUnix2MacFilename( path ) ;
wxMacFilename2FSSpec( var , spec ) ;
}
+#endif // ! __DARWIN__
+
+#endif // __WXMAC__
-#endif
void
wxDos2UnixFilename (char *s)
{
//
// NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
return ::CopyFile(file1, file2, !overwrite) != 0;
+#elif defined(__WXPM__)
+ if (::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) == 0)
+ return TRUE;
+ else
+ return FALSE;
#else // !Win32
wxStructStat fbuf;
#elif defined(__WXPM__)
if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
#else // !MSW and !OS/2 VAC++
- (void)perm;
+ (void)perm;
if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
#endif // !MSW/MSW
{
}
#endif // __WINDOWS__
+#ifdef __WINDOWS__
+ // Stat can't cope with network paths
+ DWORD ret = GetFileAttributes(strPath.c_str());
+ DWORD isDir = (ret & FILE_ATTRIBUTE_DIRECTORY);
+ return ((ret != 0xffffffff) && (isDir != 0));
+#else
+
wxStructStat st;
#ifndef __VISAGECPP__
return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
(st.st_mode == S_IFDIR);
#endif
+#endif
}
// Get a temporary filename, opening and closing the file.
// Get first file name matching given wild card.
-#ifdef __UNIX__
+#if defined(__UNIX__)
// Get first file name matching given wild card.
// Flags are reserved for future use.
static int g_iter_flags ;
static MacDirectoryIterator g_iter ;
+wxString g_iter_spec ;
wxString wxFindFirstFile(const wxChar *spec, int flags)
{
wxString result;
+ g_iter_spec = spec ;
+ g_iter_spec.MakeUpper() ;
g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
// Find path only so we can concatenate found file onto path
wxString path(wxPathOnly(spec));
- if ( !path.IsEmpty() )
- result << path << wxT('\\');
-
FSSpec fsspec ;
- wxMacFilename2FSSpec( result , &fsspec ) ;
+ wxMacFilename2FSSpec( path , &fsspec ) ;
g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
g_iter.m_index = 0 ;
wxString result;
short err = noErr ;
-
- while ( err == noErr )
+ wxString name ;
+
+ while(1)
{
- g_iter.m_index++ ;
- g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
- g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
- err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
- if ( err != noErr )
- break ;
+ while ( err == noErr )
+ {
+ g_iter.m_index++ ;
+ g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
+ g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
+ err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
+ if ( err != noErr )
+ break ;
- if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
- break ;
+ if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
+ break ;
- if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
- continue ;
+ if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
+ continue ;
- // hit !
- break ;
- }
- if ( err != noErr )
- {
- return wxEmptyString ;
- }
- FSSpec spec ;
+ // hit !
+ break ;
+ }
+ if ( err != noErr )
+ {
+ return wxEmptyString ;
+ }
+ FSSpec spec ;
- FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
- g_iter.m_dirId,
- g_iter.m_name,
- &spec) ;
+ FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
+ g_iter.m_dirId,
+ g_iter.m_name,
+ &spec) ;
- return wxMacFSSpec2MacFilename( &spec ) ;
+ wxString name = wxMacFSSpec2MacFilename( &spec ) ;
+ if ( g_iter_spec.Right(4)==(":*.*") || g_iter_spec.Right(2)==(":*") || name.Upper().Matches(g_iter_spec) )
+ return name ;
+ }
+ return wxEmptyString ;
}
#elif defined(__WXMSW__)
char *cbuf = new char[sz+1];
#ifdef _MSC_VER
if (_getcwd(cbuf, sz) == NULL) {
-#elif defined(__WXMAC__) && !defined(__UNIX__)
+#elif defined(__WXMAC__) && !defined(__DARWIN__)
enum
{
SFSaveDisk = 0x214, CurDirStore = 0x398
#else // wxUnicode
#ifdef _MSC_VER
if (_getcwd(buf, sz) == NULL) {
-#elif defined(__WXMAC__) && !defined(__UNIX__)
- FSSpec cwdSpec ;
- FCBPBRec pb;
- OSErr error;
- Str255 fileName ;
- pb.ioNamePtr = (StringPtr) &fileName;
- pb.ioVRefNum = 0;
- pb.ioRefNum = LMGetCurApRefNum();
- pb.ioFCBIndx = 0;
- error = PBGetFCBInfoSync(&pb);
- if ( error == noErr )
- {
- cwdSpec.vRefNum = pb.ioFCBVRefNum;
- cwdSpec.parID = pb.ioFCBParID;
- cwdSpec.name[0] = 0 ;
- wxString res = wxMacFSSpec2MacFilename( &cwdSpec ) ;
-
- strcpy( buf , res ) ;
- buf[res.length()-1]=0 ;
- }
- else
- buf[0] = 0 ;
- /*
- this version will not always give back the application directory on mac
- enum
- {
- SFSaveDisk = 0x214, CurDirStore = 0x398
- };
- FSSpec cwdSpec ;
-
- FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
- wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
- strcpy( buf , res ) ;
- */
- if (0) {
-#elif(__VISAGECPP__)
+#elif defined(__WXMAC__) && !defined(__DARWIN__)
+ FSSpec cwdSpec ;
+ FCBPBRec pb;
+ OSErr error;
+ Str255 fileName ;
+ pb.ioNamePtr = (StringPtr) &fileName;
+ pb.ioVRefNum = 0;
+ pb.ioRefNum = LMGetCurApRefNum();
+ pb.ioFCBIndx = 0;
+ error = PBGetFCBInfoSync(&pb);
+ if ( error == noErr )
+ {
+ cwdSpec.vRefNum = pb.ioFCBVRefNum;
+ cwdSpec.parID = pb.ioFCBParID;
+ cwdSpec.name[0] = 0 ;
+ wxString res = wxMacFSSpec2MacFilename( &cwdSpec ) ;
+
+ strcpy( buf , res ) ;
+ buf[res.length()]=0 ;
+ }
+ else
+ buf[0] = 0 ;
+ /*
+ this version will not always give back the application directory on mac
+ enum
+ {
+ SFSaveDisk = 0x214, CurDirStore = 0x398
+ };
+ FSSpec cwdSpec ;
+
+ FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
+ wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
+ strcpy( buf , res ) ;
+ */
+ if (0) {
+#elif defined(__VISAGECPP__) || (defined (__OS2__) && defined (__WATCOMC__))
APIRET rc;
rc = ::DosQueryCurrentDir( 0 // current drive
,buf