///////////////////////////////////////////////////////////////////////////// // Name: filefn.cpp // Purpose: File- and directory-related functions // Author: Julian Smart // Modified by: // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Julian Smart // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// // ============================================================================ // declarations // ============================================================================ // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- #ifdef __GNUG__ #pragma implementation "filefn.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #include "wx/defs.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #include "wx/utils.h" #include "wx/intl.h" #include "wx/file.h" #include "wx/filename.h" #include "wx/dir.h" // there are just too many of those... #ifdef __VISUALC__ #pragma warning(disable:4706) // assignment within conditional expression #endif // VC++ #include #include #include #include #if !defined(__WATCOMC__) #if !(defined(_MSC_VER) && (_MSC_VER > 800)) #include #endif #endif #if defined(__WXMAC__) #include "wx/mac/private.h" // includes mac headers #endif #include #ifndef __MWERKS__ #include #include #else #include #include #include #endif #ifdef __UNIX__ #include #include #include #endif #ifdef __WXPM__ #include #include "wx/os2/private.h" #endif #if defined(__WINDOWS__) && !defined(__WXMICROWIN__) && !defined(__WXWINE__) #if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__) #include #include #include #endif // __WINDOWS__ #endif // native Win compiler #if defined(__DOS__) #ifdef __WATCOMC__ #include #include #include #endif #ifdef __DJGPP__ #include #endif #endif #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs // this (3.1 I believe) and how to test for it. // If this works for Borland 4.0 as well, then no worries. #include #endif #ifdef __SALFORDC__ #include #include #endif #include "wx/setup.h" #include "wx/log.h" // No, Cygwin doesn't appear to have fnmatch.h after all. #if defined(HAVE_FNMATCH_H) #include "fnmatch.h" #endif #ifdef __WINDOWS__ #include #include "wx/msw/mslu.h" // sys/cygwin.h is needed for cygwin_conv_to_full_win32_path() // // note that it must be included after #ifdef __GNUWIN32__ #ifdef __CYGWIN__ #include #endif #include #ifndef __TWIN32__ #include #endif #endif // __GNUWIN32__ #endif // __WINDOWS__ // TODO: Borland probably has _wgetcwd as well? #ifdef _MSC_VER #define HAVE_WGETCWD #endif // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- #ifndef _MAXPATHLEN #define _MAXPATHLEN 1024 #endif #ifdef __WXMAC__ # include "MoreFiles.h" # include "MoreFilesExtras.h" # include "FullPath.h" # include "FSpCompat.h" #endif // ---------------------------------------------------------------------------- // private globals // ---------------------------------------------------------------------------- // MT-FIXME: get rid of this horror and all code using it static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN]; #if defined(__VISAGECPP__) && __IBMCPP__ >= 400 // // VisualAge C++ V4.0 cannot have any external linkage const decs // in headers included by more than one primary source // const off_t wxInvalidOffset = (off_t)-1; #endif // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- // we need to translate Mac filenames before passing them to OS functions #define OS_FILENAME(s) (s.fn_str()) // ============================================================================ // implementation // ============================================================================ #ifdef wxNEED_WX_UNISTD_H WXDLLEXPORT int wxStat( const wxChar *file_name, wxStructStat *buf ) { return stat( wxConvFile.cWX2MB( file_name ), buf ); } WXDLLEXPORT int wxAccess( const wxChar *pathname, int mode ) { return access( wxConvFile.cWX2MB( pathname ), mode ); } WXDLLEXPORT int wxOpen( const wxChar *pathname, int flags, mode_t mode ) { return open( wxConvFile.cWX2MB( pathname ), flags, mode ); } #endif // wxNEED_WX_UNISTD_H // ---------------------------------------------------------------------------- // wxPathList // ---------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList) void wxPathList::Add (const wxString& path) { wxStringList::Add (WXSTRINGCAST path); } // Add paths e.g. from the PATH environment variable void wxPathList::AddEnvList (const wxString& envVariable) { static const wxChar PATH_TOKS[] = #ifdef __WINDOWS__ wxT(" ;"); // Don't seperate with colon in DOS (used for drive) #else wxT(" :;"); #endif wxChar *val = wxGetenv (WXSTRINGCAST envVariable); if (val && *val) { wxChar *s = copystring (val); wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr); if (token) { Add (copystring (token)); while (token) { if ((token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr)) != NULL) Add (wxString(token)); } } // suppress warning about unused variable save_ptr when wxStrtok() is a // macro which throws away its third argument save_ptr = token; delete [] s; } } // Given a full filename (with path), ensure that that file can // be accessed again USING FILENAME ONLY by adding the path // to the list if not already there. void wxPathList::EnsureFileAccessible (const wxString& path) { wxString path_only(wxPathOnly(path)); if ( !path_only.IsEmpty() ) { if ( !Member(path_only) ) Add(path_only); } } bool wxPathList::Member (const wxString& path) { for (wxNode * node = First (); node != NULL; node = node->Next ()) { wxString path2((wxChar *) node->Data ()); if ( #if defined(__WINDOWS__) || defined(__VMS__) || defined (__WXMAC__) // Case INDEPENDENT path.CompareTo (path2, wxString::ignoreCase) == 0 #else // Case sensitive File System path.CompareTo (path2) == 0 #endif ) return TRUE; } return FALSE; } wxString wxPathList::FindValidPath (const wxString& file) { if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file))) return wxString(wxFileFunctionsBuffer); wxChar buf[_MAXPATHLEN]; wxStrcpy(buf, wxFileFunctionsBuffer); wxChar *filename = (wxChar*) NULL; /* shut up buggy egcs warning */ filename = wxIsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf; for (wxNode * node = First (); node; node = node->Next ()) { wxChar *path = (wxChar *) node->Data (); wxStrcpy (wxFileFunctionsBuffer, path); wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1]; if (ch != wxT('\\') && ch != wxT('/')) wxStrcat (wxFileFunctionsBuffer, wxT("/")); wxStrcat (wxFileFunctionsBuffer, filename); #ifdef __WINDOWS__ wxUnix2DosFilename (wxFileFunctionsBuffer); #endif if (wxFileExists (wxFileFunctionsBuffer)) { return wxString(wxFileFunctionsBuffer); // Found! } } // for() return wxString(wxT("")); // Not found } wxString wxPathList::FindAbsoluteValidPath (const wxString& file) { wxString f = FindValidPath(file); if ( wxIsAbsolutePath(f) ) return f; wxString buf; wxGetWorkingDirectory(wxStringBuffer(buf, _MAXPATHLEN), _MAXPATHLEN); if ( !wxEndsWithPathSeparator(buf) ) { buf += wxFILE_SEP_PATH; } buf += f; return buf; } bool wxFileExists (const wxString& filename) { // we must use GetFileAttributes() instead of the ANSI C functions because // it can cope with network (UNC) paths unlike them #if defined(__WIN32__) && !defined(__WXMICROWIN__) DWORD ret = ::GetFileAttributes(filename); return (ret != (DWORD)-1) && !(ret & FILE_ATTRIBUTE_DIRECTORY); #else // !__WIN32__ wxStructStat st; return wxStat(filename, &st) == 0 && (st.st_mode & S_IFREG); #endif // __WIN32__/!__WIN32__ } bool wxIsAbsolutePath (const wxString& filename) { 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 ; #else // Unix like or Windows if (filename[0] == wxT('/')) return TRUE; #endif #ifdef __VMS__ if ((filename[0] == wxT('[') && filename[1] != wxT('.'))) return TRUE; #endif #ifdef __WINDOWS__ // MSDOS like if (filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':'))) return TRUE; #endif } return FALSE ; } /* * Strip off any extension (dot something) from end of file, * IF one exists. Inserts zero into buffer. * */ void wxStripExtension(wxChar *buffer) { int len = wxStrlen(buffer); int i = len-1; while (i > 0) { if (buffer[i] == wxT('.')) { buffer[i] = 0; break; } i --; } } void wxStripExtension(wxString& buffer) { size_t len = buffer.Length(); size_t i = len-1; while (i > 0) { if (buffer.GetChar(i) == wxT('.')) { buffer = buffer.Left(i); break; } i --; } } // Destructive removal of /./ and /../ stuff wxChar *wxRealPath (wxChar *path) { #ifdef __WXMSW__ static const wxChar SEP = wxT('\\'); wxUnix2DosFilename(path); #else static const wxChar SEP = wxT('/'); #endif if (path[0] && path[1]) { /* MATTHEW: special case "/./x" */ wxChar *p; if (path[2] == SEP && path[1] == wxT('.')) p = &path[0]; else p = &path[2]; for (; *p; p++) { if (*p == SEP) { if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0'))) { wxChar *q; for (q = p - 1; q >= path && *q != SEP; q--); if (q[0] == SEP && (q[1] != wxT('.') || q[2] != wxT('.') || q[3] != SEP) && (q - 1 <= path || q[-1] != SEP)) { wxStrcpy (q, p + 3); if (path[0] == wxT('\0')) { path[0] = SEP; path[1] = wxT('\0'); } #ifdef __WXMSW__ /* Check that path[2] is NULL! */ else if (path[1] == wxT(':') && !path[2]) { path[2] = SEP; path[3] = wxT('\0'); } #endif p = q - 1; } } else if (p[1] == wxT('.') && (p[2] == SEP || p[2] == wxT('\0'))) wxStrcpy (p, p + 2); } } } return path; } // Must be destroyed wxChar *wxCopyAbsolutePath(const wxString& filename) { if (filename == wxT("")) return (wxChar *) NULL; if (! wxIsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) { wxChar buf[_MAXPATHLEN]; buf[0] = wxT('\0'); wxGetWorkingDirectory(buf, WXSIZEOF(buf)); wxChar ch = buf[wxStrlen(buf) - 1]; #ifdef __WXMSW__ if (ch != wxT('\\') && ch != wxT('/')) wxStrcat(buf, wxT("\\")); #else if (ch != wxT('/')) wxStrcat(buf, wxT("/")); #endif wxStrcat(buf, wxFileFunctionsBuffer); return copystring( wxRealPath(buf) ); } return copystring( wxFileFunctionsBuffer ); } /*- Handles: ~/ => home dir ~user/ => user's home dir If the environment variable a = "foo" and b = "bar" then: Unix: $a => foo $a$b => foobar $a.c => foo.c xxx$a => xxxfoo ${a}! => foo! $(b)! => bar! \$a => \$a MSDOS: $a ==> $a $(a) ==> foo $(a)$b ==> foo$b $(a)$(b)==> foobar test.$$ ==> test.$$ */ /* input name in name, pathname output to buf. */ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) { register wxChar *d, *s, *nm; wxChar lnm[_MAXPATHLEN]; int q; // Some compilers don't like this line. // const wxChar trimchars[] = wxT("\n \t"); wxChar trimchars[4]; trimchars[0] = wxT('\n'); trimchars[1] = wxT(' '); trimchars[2] = wxT('\t'); trimchars[3] = 0; #ifdef __WXMSW__ const wxChar SEP = wxT('\\'); #else const wxChar SEP = wxT('/'); #endif buf[0] = wxT('\0'); if (name == NULL || *name == wxT('\0')) return buf; nm = copystring(name); // Make a scratch copy wxChar *nm_tmp = nm; /* Skip leading whitespace and cr */ while (wxStrchr((wxChar *)trimchars, *nm) != NULL) nm++; /* And strip off trailing whitespace and cr */ s = nm + (q = wxStrlen(nm)) - 1; while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL) *s = wxT('\0'); s = nm; d = lnm; #ifdef __WXMSW__ q = FALSE; #else q = nm[0] == wxT('\\') && nm[1] == wxT('~'); #endif /* Expand inline environment variables */ #ifdef __VISAGECPP__ while (*d) { *d++ = *s; if(*s == wxT('\\')) { *(d - 1) = *++s; if (*d) { s++; continue; } else break; } else #else while ((*d++ = *s) != 0) { # ifndef __WXMSW__ if (*s == wxT('\\')) { if ((*(d - 1) = *++s)) { s++; continue; } else break; } else # endif #endif #ifdef __WXMSW__ if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')'))) #else if (*s++ == wxT('$')) #endif { register wxChar *start = d; register int braces = (*s == wxT('{') || *s == wxT('(')); register wxChar *value; while ((*d++ = *s) != 0) if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) ) break; else s++; *--d = 0; value = wxGetenv(braces ? start + 1 : start); if (value) { for ((d = start - 1); (*d++ = *value++) != 0;); d--; if (braces && *s) s++; } } } /* Expand ~ and ~user */ nm = lnm; if (nm[0] == wxT('~') && !q) { /* prefix ~ */ if (nm[1] == SEP || nm[1] == 0) { /* ~/filename */ // FIXME: wxGetUserHome could return temporary storage in Unicode mode if ((s = WXSTRINGCAST wxGetUserHome(wxT(""))) != NULL) { if (*++nm) nm++; } } else { /* ~user/filename */ register wxChar *nnm; register wxChar *home; for (s = nm; *s && *s != SEP; s++); int was_sep; /* MATTHEW: Was there a separator, or NULL? */ was_sep = (*s == SEP); nnm = *s ? s + 1 : s; *s = 0; // FIXME: wxGetUserHome could return temporary storage in Unicode mode if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) { if (was_sep) /* replace only if it was there: */ *s = SEP; s = NULL; } else { nm = nnm; s = home; } } } d = buf; if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */ /* Copy home dir */ while (wxT('\0') != (*d++ = *s++)) /* loop */; // Handle root home if (d - 1 > buf && *(d - 2) != SEP) *(d - 1) = SEP; } s = nm; while ((*d++ = *s++) != 0); delete[] nm_tmp; // clean up alloc /* Now clean up the buffer */ return wxRealPath(buf); } /* Contract Paths to be build upon an environment variable component: example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib The call wxExpandPath can convert these back! */ wxChar * wxContractPath (const wxString& filename, const wxString& envname, const wxString& user) { static wxChar dest[_MAXPATHLEN]; if (filename == wxT("")) return (wxChar *) NULL; wxStrcpy (dest, WXSTRINGCAST filename); #ifdef __WXMSW__ wxUnix2DosFilename(dest); #endif // Handle environment const wxChar *val = (const wxChar *) NULL; wxChar *tcp = (wxChar *) NULL; if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL && (tcp = wxStrstr (dest, val)) != NULL) { wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val)); *tcp++ = wxT('$'); *tcp++ = wxT('{'); wxStrcpy (tcp, WXSTRINGCAST envname); wxStrcat (tcp, wxT("}")); wxStrcat (tcp, wxFileFunctionsBuffer); } // Handle User's home (ignore root homes!) size_t len = 0; if ((val = wxGetUserHome (user)) != NULL && (len = wxStrlen(val)) > 2 && wxStrncmp(dest, val, len) == 0) { wxStrcpy(wxFileFunctionsBuffer, wxT("~")); if (user != wxT("")) wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user); wxStrcat(wxFileFunctionsBuffer, dest + len); wxStrcpy (dest, wxFileFunctionsBuffer); } return dest; } // Return just the filename, not the path (basename) wxChar *wxFileNameFromPath (wxChar *path) { wxString p = path; wxString n = wxFileNameFromPath(p); return path + p.length() - n.length(); } wxString wxFileNameFromPath (const wxString& path) { wxString name, ext; wxFileName::SplitPath(path, NULL, &name, &ext); wxString fullname = name; if ( !ext.empty() ) { fullname << wxFILE_SEP_EXT << ext; } return fullname; } // Return just the directory, or NULL if no directory wxChar * wxPathOnly (wxChar *path) { if (path && *path) { 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 // Unix like or Windows if (path[i] == wxT('/') || path[i] == wxT('\\')) { buf[i] = 0; return buf; } #endif #ifdef __VMS__ if (path[i] == wxT(']')) { buf[i+1] = 0; return buf; } #endif i --; } #if defined(__WXMSW__) || defined(__WXPM__) // 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; } #endif } return (wxChar *) NULL; } // Return just the directory, or NULL if no directory wxString wxPathOnly (const wxString& path) { if (path != 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 // Unix like or Windows if (path[i] == wxT('/') || path[i] == wxT('\\')) { buf[i] = 0; return wxString(buf); } #endif #ifdef __VMS__ if (path[i] == wxT(']')) { buf[i+1] = 0; return wxString(buf); } #endif i --; } #if defined(__WXMSW__) || defined(__WXPM__) // 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); } #endif } 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__) wxString wxMacFSSpec2MacFilename( const FSSpec *spec ) { #ifdef __DARWIN__ int i; int j; OSErr theErr; OSStatus theStatus; Boolean isDirectory = false; Str255 theParentPath = "\p"; FSSpec theParentSpec; FSRef theParentRef; char theFileName[FILENAME_MAX]; char thePath[FILENAME_MAX]; strcpy(thePath, ""); // GD: Separate file name from path and make a FSRef to the parent // directory. This is necessary since FSRefs cannot reference files // that have not yet been created. // Based on example code from Apple Technical Note TN2022 // http://developer.apple.com/technotes/tn/tn2022.html // check whether we are converting a directory isDirectory = ((spec->name)[spec->name[0]] == ':'); // count length of file name for (i = spec->name[0] - (isDirectory ? 1 : 0); ((spec->name[i] != ':') && (i > 0)); i--); // copy file name // prepend path separator since it will later be appended to the path theFileName[0] = wxFILE_SEP_PATH; for (j = i + 1; j <= spec->name[0] - (isDirectory ? 1 : 0); j++) { theFileName[j - i] = spec->name[j]; } theFileName[j - i] = '\0'; // copy path if any for (j = 1; j <= i; j++) { theParentPath[++theParentPath[0]] = spec->name[j]; } theErr = FSMakeFSSpec(spec->vRefNum, spec->parID, theParentPath, &theParentSpec); if (theErr == noErr) { // convert the FSSpec to an FSRef theErr = FSpMakeFSRef(&theParentSpec, &theParentRef); } if (theErr == noErr) { // get the POSIX path associated with the FSRef theStatus = FSRefMakePath(&theParentRef, (UInt8 *)thePath, sizeof(thePath)); } if (theStatus == noErr) { // append file name to path // includes previously prepended path separator strcat(thePath, theFileName); } // 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] == ':')) (*myPath)[length-1] = 0 ; // create path string for return value wxString result( (char*) *myPath ) ; // free allocated handle ::HUnlock( myPath ) ; ::DisposeHandle( myPath ) ; #endif return result ; } #ifndef __DARWIN__ // Mac file names are POSIX (Unix style) under Darwin // therefore the conversion functions below are not needed static char sMacFileNameConversion[ 1000 ] ; #endif void wxMacFilename2FSSpec( const char *path , FSSpec *spec ) { OSStatus err = noErr ; #ifdef __DARWIN__ FSRef theRef; // get the FSRef associated with the POSIX path err = FSPathMakeRef((const UInt8 *) path, &theRef, NULL); // convert the FSRef to an FSSpec err = FSGetCatalogInfo(&theRef, kFSCatInfoNone, NULL, NULL, spec, NULL); #else if ( strchr( path , ':' ) == NULL ) { // try whether it is a volume / or a mounted volume strncpy( sMacFileNameConversion , path , 1000 ) ; sMacFileNameConversion[998] = 0 ; strcat( sMacFileNameConversion , ":" ) ; err = FSpLocationFromFullPath( strlen(sMacFileNameConversion) , sMacFileNameConversion , spec ) ; } else { err = FSpLocationFromFullPath( strlen(path) , path , spec ) ; } #endif } #ifndef __DARWIN__ wxString wxMac2UnixFilename (const char *str) { char *s = sMacFileNameConversion ; strcpy( s , str ) ; if (s) { memmove( s+1 , s ,strlen( s ) + 1) ; if ( *s == ':' ) *s = '.' ; else *s = '/' ; while (*s) { if (*s == ':') *s = '/'; else *s = wxTolower(*s); // Case INDEPENDENT s++; } } 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 == '/' ) { // 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) ; } wxString wxMacFSSpec2UnixFilename( const FSSpec *spec ) { return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ; } void wxUnixFilename2FSSpec( const char *path , FSSpec *spec ) { wxString var = wxUnix2MacFilename( path ) ; wxMacFilename2FSSpec( var , spec ) ; } #endif // ! __DARWIN__ #endif // __WXMAC__ void wxDos2UnixFilename (char *s) { if (s) while (*s) { if (*s == '\\') *s = '/'; #ifdef __WXMSW__ else *s = wxTolower (*s); // Case INDEPENDENT #endif s++; } } void #if defined(__WXMSW__) || defined(__WXPM__) wxUnix2DosFilename (wxChar *s) #else wxUnix2DosFilename (wxChar *WXUNUSED(s) ) #endif { // Yes, I really mean this to happen under DOS only! JACS #if defined(__WXMSW__) || defined(__WXPM__) if (s) while (*s) { if (*s == wxT('/')) *s = wxT('\\'); s++; } #endif } // Concatenate two files to form third bool wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3) { wxString outfile; if ( !wxGetTempFileName( wxT("cat"), outfile) ) return FALSE; FILE *fp1 = (FILE *) NULL; FILE *fp2 = (FILE *) NULL; FILE *fp3 = (FILE *) NULL; // Open the inputs and outputs if ((fp1 = wxFopen ( file1, wxT("rb"))) == NULL || (fp2 = wxFopen ( file2, wxT("rb"))) == NULL || (fp3 = wxFopen ( outfile, wxT("wb"))) == NULL) { if (fp1) fclose (fp1); if (fp2) fclose (fp2); if (fp3) fclose (fp3); return FALSE; } int ch; while ((ch = getc (fp1)) != EOF) (void) putc (ch, fp3); fclose (fp1); while ((ch = getc (fp2)) != EOF) (void) putc (ch, fp3); fclose (fp2); fclose (fp3); bool result = wxRenameFile(outfile, file3); return result; } // Copy files bool wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite) { #if defined(__WIN32__) && !defined(__WXMICROWIN__) // CopyFile() copies file attributes and modification time too, so use it // instead of our code if available // // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite if ( !::CopyFile(file1, file2, !overwrite) ) { wxLogSysError(_("Failed to copy the file '%s' to '%s'"), file1.c_str(), file2.c_str()); return FALSE; } #elif defined(__WXPM__) if ( ::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) != 0 ) return FALSE; #else // !Win32 wxStructStat fbuf; // get permissions of file1 if ( wxStat( file1.c_str(), &fbuf) != 0 ) { // the file probably doesn't exist or we haven't the rights to read // from it anyhow wxLogSysError(_("Impossible to get permissions for file '%s'"), file1.c_str()); return FALSE; } // open file1 for reading wxFile fileIn(file1, wxFile::read); if ( !fileIn.IsOpened() ) return FALSE; // remove file2, if it exists. This is needed for creating // file2 with the correct permissions in the next step if ( wxFileExists(file2) && (!overwrite || !wxRemoveFile(file2))) { wxLogSysError(_("Impossible to overwrite the file '%s'"), file2.c_str()); return FALSE; } #ifdef __UNIX__ // reset the umask as we want to create the file with exactly the same // permissions as the original one mode_t oldUmask = umask( 0 ); #endif // __UNIX__ // create file2 with the same permissions than file1 and open it for // writing wxFile fileOut; if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) ) return FALSE; #ifdef __UNIX__ /// restore the old umask umask(oldUmask); #endif // __UNIX__ // copy contents of file1 to file2 char buf[4096]; size_t count; for ( ;; ) { count = fileIn.Read(buf, WXSIZEOF(buf)); if ( fileIn.Error() ) return FALSE; // end of file? if ( !count ) break; if ( fileOut.Write(buf, count) < count ) return FALSE; } // we can expect fileIn to be closed successfully, but we should ensure // that fileOut was closed as some write errors (disk full) might not be // detected before doing this if ( !fileIn.Close() || !fileOut.Close() ) return FALSE; #if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__) // no chmod in VA. Should be some permission API for HPFS386 partitions // however if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 ) { wxLogSysError(_("Impossible to set permissions for the file '%s'"), file2.c_str()); return FALSE; } #endif // OS/2 || Mac #endif // __WXMSW__ && __WIN32__ return TRUE; } bool wxRenameFile (const wxString& file1, const wxString& file2) { // Normal system call if ( wxRename (file1, file2) == 0 ) return TRUE; // Try to copy if (wxCopyFile(file1, file2)) { wxRemoveFile(file1); return TRUE; } // Give up return FALSE; } bool wxRemoveFile(const wxString& file) { #if defined(__VISUALC__) \ || defined(__BORLANDC__) \ || defined(__WATCOMC__) \ || defined(__GNUWIN32__) int res = wxRemove(file); #else int res = unlink(OS_FILENAME(file)); #endif return res == 0; } bool wxMkdir(const wxString& dir, int perm) { #if defined(__WXMAC__) && !defined(__UNIX__) return (mkdir( dir , 0 ) == 0); #else // !Mac const wxChar *dirname = dir.c_str(); // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too // for the GNU compiler #if (!(defined(__WXMSW__) || defined(__WXPM__) || defined(__DOS__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__) || defined(__WXMICROWIN__) if ( mkdir(wxFNCONV(dirname), perm) != 0 ) #elif defined(__WXPM__) if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's?? #elif defined(__DOS__) #if defined(__WATCOMC__) (void)perm; if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 ) #elif defined(__DJGPP__) if ( mkdir(wxFNCONV(dirname), perm) != 0 ) #else #error "Unsupported DOS compiler!" #endif #else // !MSW, !DOS and !OS/2 VAC++ (void)perm; if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 ) #endif // !MSW/MSW { wxLogSysError(_("Directory '%s' couldn't be created"), dirname); return FALSE; } return TRUE; #endif // Mac/!Mac } bool wxRmdir(const wxString& dir, int WXUNUSED(flags)) { #ifdef __VMS__ return FALSE; //to be changed since rmdir exists in VMS7.x #elif defined(__WXPM__) return (::DosDeleteDir((PSZ)dir.c_str()) == 0); #else #ifdef __SALFORDC__ return FALSE; // What to do? #else return (wxRmDir(OS_FILENAME(dir)) == 0); #endif #endif } // does the path exists? (may have or not '/' or '\\' at the end) bool wxPathExists(const wxChar *pszPathName) { wxString strPath(pszPathName); #ifdef __WINDOWS__ // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists, // so remove all trailing backslashes from the path - but don't do this for // the pathes "d:\" (which are different from "d:") nor for just "\" while ( wxEndsWithPathSeparator(strPath) ) { size_t len = strPath.length(); if ( len == 1 || (len == 3 && strPath[len - 2] == _T(':')) ) break; strPath.Truncate(len - 1); } #endif // __WINDOWS__ #if defined(__WIN32__) && !defined(__WXMICROWIN__) // stat() can't cope with network paths DWORD ret = ::GetFileAttributes(strPath); return (ret != (DWORD)-1) && (ret & FILE_ATTRIBUTE_DIRECTORY); #else // !__WIN32__ wxStructStat st; #ifndef __VISAGECPP__ return wxStat(pszPathName, &st) == 0 && ((st.st_mode & S_IFMT) == S_IFDIR); #else // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only return wxStat(pszPathName, &st) == 0 && (st.st_mode == S_IFDIR); #endif #endif // __WIN32__/!__WIN32__ } // Get a temporary filename, opening and closing the file. wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf) { wxString filename = wxFileName::CreateTempFileName(prefix); if ( filename.empty() ) return NULL; if ( buf ) wxStrcpy(buf, filename); else buf = copystring(filename); return buf; } bool wxGetTempFileName(const wxString& prefix, wxString& buf) { buf = wxFileName::CreateTempFileName(prefix); return !buf.empty(); } // Get first file name matching given wild card. static wxDir *gs_dir = NULL; static wxString gs_dirPath; wxString wxFindFirstFile(const wxChar *spec, int flags) { wxSplitPath(spec, &gs_dirPath, NULL, NULL); if ( gs_dirPath.IsEmpty() ) gs_dirPath = wxT("."); if ( gs_dirPath.Last() != wxFILE_SEP_PATH ) gs_dirPath << wxFILE_SEP_PATH; if (gs_dir) delete gs_dir; gs_dir = new wxDir(gs_dirPath); if ( !gs_dir->IsOpened() ) { wxLogSysError(_("Can not enumerate files '%s'"), spec); return wxEmptyString; } int dirFlags = 0; switch (flags) { case wxDIR: dirFlags = wxDIR_DIRS; break; case wxFILE: dirFlags = wxDIR_FILES; break; default: dirFlags = wxDIR_DIRS | wxDIR_FILES; break; } wxString result; gs_dir->GetFirst(&result, wxFileNameFromPath(wxString(spec)), dirFlags); if ( result.IsEmpty() ) { wxDELETE(gs_dir); return result; } return gs_dirPath + result; } wxString wxFindNextFile() { wxASSERT_MSG( gs_dir, wxT("You must call wxFindFirstFile before!") ); wxString result; gs_dir->GetNext(&result); if ( result.IsEmpty() ) { wxDELETE(gs_dir); return result; } return gs_dirPath + result; } // Get current working directory. // If buf is NULL, allocates space using new, else // copies into buf. wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) { if ( !buf ) { buf = new wxChar[sz + 1]; } bool ok = FALSE; // for the compilers which have Unicode version of _getcwd(), call it // directly, for the others call the ANSI version and do the translation #if !wxUSE_UNICODE #define cbuf buf #else // wxUSE_UNICODE bool needsANSI = TRUE; #if !defined(HAVE_WGETCWD) || wxUSE_UNICODE_MSLU // This is not legal code as the compiler // is allowed destroy the wxCharBuffer. // wxCharBuffer c_buffer(sz); // char *cbuf = (char*)(const char*)c_buffer; char cbuf[_MAXPATHLEN]; #endif #ifdef HAVE_WGETCWD #if wxUSE_UNICODE_MSLU if ( wxGetOsVersion() != wxWIN95 ) #else char *cbuf = NULL; // never really used because needsANSI will always be FALSE #endif { ok = _wgetcwd(buf, sz) != NULL; needsANSI = FALSE; } #endif if ( needsANSI ) #endif // wxUSE_UNICODE { #ifdef _MSC_VER ok = _getcwd(cbuf, sz) != NULL; #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( cbuf , res ) ; cbuf[res.length()]=0 ; ok = TRUE; } else { ok = FALSE; } #elif defined(__VISAGECPP__) || (defined (__OS2__) && defined (__WATCOMC__)) APIRET rc; rc = ::DosQueryCurrentDir( 0 // current drive ,cbuf ,(PULONG)&sz ); ok = rc != 0; #else // !Win32/VC++ !Mac !OS2 ok = getcwd(cbuf, sz) != NULL; #endif // platform #if wxUSE_UNICODE // finally convert the result to Unicode if needed wxConvFile.MB2WC(buf, cbuf, sz); #endif // wxUSE_UNICODE } if ( !ok ) { wxLogSysError(_("Failed to get the working directory")); // VZ: the old code used to return "." on error which didn't make any // sense at all to me - empty string is a better error indicator // (NULL might be even better but I'm afraid this could lead to // problems with the old code assuming the return is never NULL) buf[0] = _T('\0'); } else // ok, but we might need to massage the path into the right format { #ifdef __DJGPP__ // VS: DJGPP is a strange mix of DOS and UNIX API and returns paths // with / deliminers. We don't like that. for (wxChar *ch = buf; *ch; ch++) { if (*ch == wxT('/')) *ch = wxT('\\'); } #endif // __DJGPP__ // MBN: we hope that in the case the user is compiling a GTK+/Motif app, // he needs Unix as opposed to Win32 pathnames #if defined( __CYGWIN__ ) && defined( __WINDOWS__ ) // another example of DOS/Unix mix (Cygwin) wxString pathUnix = buf; cygwin_conv_to_full_win32_path(pathUnix, buf); #endif // __CYGWIN__ } return buf; #if !wxUSE_UNICODE #undef cbuf #endif } wxString wxGetCwd() { wxChar *buffer = new wxChar[_MAXPATHLEN]; wxGetWorkingDirectory(buffer, _MAXPATHLEN); wxString str( buffer ); delete [] buffer; return str; } bool wxSetWorkingDirectory(const wxString& d) { #if defined(__UNIX__) || defined(__WXMAC__) || defined(__DOS__) return (chdir(wxFNSTRINGCAST d.fn_str()) == 0); #elif defined(__WXPM__) return (::DosSetCurrentDir((PSZ)d.c_str()) == 0); #elif defined(__WINDOWS__) #ifdef __WIN32__ return (bool)(SetCurrentDirectory(d) != 0); #else // Must change drive, too. bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':')); if (isDriveSpec) { wxChar firstChar = d[0]; // To upper case if (firstChar > 90) firstChar = firstChar - 32; // To a drive number unsigned int driveNo = firstChar - 64; if (driveNo > 0) { unsigned int noDrives; _dos_setdrive(driveNo, &noDrives); } } bool success = (chdir(WXSTRINGCAST d) == 0); return success; #endif #endif } // Get the OS directory if appropriate (such as the Windows directory). // On non-Windows platform, probably just return the empty string. wxString wxGetOSDirectory() { #if defined(__WINDOWS__) && !defined(__WXMICROWIN__) wxChar buf[256]; GetWindowsDirectory(buf, 256); return wxString(buf); #else return wxEmptyString; #endif } bool wxEndsWithPathSeparator(const wxChar *pszFileName) { size_t len = wxStrlen(pszFileName); return len && wxIsPathSeparator(pszFileName[len - 1]); } // find a file in a list of directories, returns false if not found bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile) { // we assume that it's not empty wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE, _T("empty file name in wxFindFileInPath")); // skip path separator in the beginning of the file name if present if ( wxIsPathSeparator(*pszFile) ) pszFile++; // copy the path (strtok will modify it) wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1]; wxStrcpy(szPath, pszPath); wxString strFile; wxChar *pc, *save_ptr; for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr); pc != NULL; pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) ) { // search for the file in this directory strFile = pc; if ( !wxEndsWithPathSeparator(pc) ) strFile += wxFILE_SEP_PATH; strFile += pszFile; if ( wxFileExists(strFile) ) { *pStr = strFile; break; } } // suppress warning about unused variable save_ptr when wxStrtok() is a // macro which throws away its third argument save_ptr = pc; delete [] szPath; return pc != NULL; // if true => we breaked from the loop } void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName, wxString *pstrPath, wxString *pstrName, wxString *pstrExt) { // it can be empty, but it shouldn't be NULL wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") ); wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt); } time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename) { wxStructStat buf; wxStat( filename, &buf); return buf.st_mtime; } //------------------------------------------------------------------------ // wild character routines //------------------------------------------------------------------------ bool wxIsWild( const wxString& pattern ) { wxString tmp = pattern; wxChar *pat = WXSTRINGCAST(tmp); while (*pat) { switch (*pat++) { case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'): return TRUE; case wxT('\\'): if (!*pat++) return FALSE; } } return FALSE; } #if wxUSE_UNICODE && defined(__WXGTK20__) #include #endif bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) #if wxUSE_UNICODE && defined(__WXGTK20__) { // treat dot_special somehow return g_pattern_match_simple( wxConvUTF8.cWX2MB( pat ), wxConvUTF8.cWX2MB( text ) ); } #elif defined(HAVE_FNMATCH) { // this probably won't work well for multibyte chars in Unicode mode? if(dot_special) return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0; else return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0; } #else // !HAVE_FNMATCH // #pragma error Broken implementation of wxMatchWild() -- needs fixing! /* * WARNING: this code is broken! */ { wxString tmp1 = pat; wxChar *pattern = WXSTRINGCAST(tmp1); wxString tmp2 = text; wxChar *str = WXSTRINGCAST(tmp2); wxChar c; wxChar *cp; bool done = FALSE, ret_code, ok; // Below is for vi fans const wxChar OB = wxT('{'), CB = wxT('}'); // dot_special means '.' only matches '.' if (dot_special && *str == wxT('.') && *pattern != *str) return FALSE; while ((*pattern != wxT('\0')) && (!done) && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) { switch (*pattern) { case wxT('\\'): pattern++; if (*pattern != wxT('\0')) pattern++; break; case wxT('*'): pattern++; ret_code = FALSE; while ((*str!=wxT('\0')) && ((ret_code=wxMatchWild(pattern, str++, FALSE)) == 0)) /*loop*/; if (ret_code) { while (*str != wxT('\0')) str++; while (*pattern != wxT('\0')) pattern++; } break; case wxT('['): pattern++; repeat: if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) { done = TRUE; break; } if (*pattern == wxT('\\')) { pattern++; if (*pattern == wxT('\0')) { done = TRUE; break; } } if (*(pattern + 1) == wxT('-')) { c = *pattern; pattern += 2; if (*pattern == wxT(']')) { done = TRUE; break; } if (*pattern == wxT('\\')) { pattern++; if (*pattern == wxT('\0')) { done = TRUE; break; } } if ((*str < c) || (*str > *pattern)) { pattern++; goto repeat; } } else if (*pattern != *str) { pattern++; goto repeat; } pattern++; while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) { if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0'))) pattern++; pattern++; } if (*pattern != wxT('\0')) { pattern++, str++; } break; case wxT('?'): pattern++; str++; break; case OB: pattern++; while ((*pattern != CB) && (*pattern != wxT('\0'))) { cp = str; ok = TRUE; while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0')) && (*pattern != wxT(',')) && (*pattern != CB)) { if (*pattern == wxT('\\')) pattern++; ok = (*pattern++ == *cp++); } if (*pattern == wxT('\0')) { ok = FALSE; done = TRUE; break; } else if (ok) { str = cp; while ((*pattern != CB) && (*pattern != wxT('\0'))) { if (*++pattern == wxT('\\')) { if (*++pattern == CB) pattern++; } } } else { while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) { if (*++pattern == wxT('\\')) { if (*++pattern == CB || *pattern == wxT(',')) pattern++; } } } if (*pattern != wxT('\0')) pattern++; } break; default: if (*str == *pattern) { str++, pattern++; } else { done = TRUE; } } } while (*pattern == wxT('*')) pattern++; return ((*str == wxT('\0')) && (*pattern == wxT('\0'))); }; #endif // HAVE_FNMATCH/!HAVE_FNMATCH #ifdef __VISUALC__ #pragma warning(default:4706) // assignment within conditional expression #endif // VC++