X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cef9731ad9954bf7c6378aa54032e6c29eaa81cf..779e158bb20a8c56551f6b61dac6d194d230d828:/src/common/filename.cpp diff --git a/src/common/filename.cpp b/src/common/filename.cpp index cc10adf2b3..234ac80138 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -47,7 +47,7 @@ Note that VMS uses different separators unlike Unix: : always after the device. If the path does not contain : than the default (the device of the current directory) is assumed. - [ start of directory specyfication + [ start of directory specification . separator between directory and subdirectory ] between directory and file */ @@ -60,10 +60,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ -#pragma implementation "filename.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -72,21 +68,23 @@ #endif #ifndef WX_PRECOMP -#include "wx/intl.h" -#include "wx/log.h" -#include "wx/file.h" + #ifdef __WXMSW__ + #include "wx/msw/wrapwin.h" // For GetShort/LongPathName + #endif + #include "wx/dynarray.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" #endif #include "wx/filename.h" +#include "wx/private/filename.h" #include "wx/tokenzr.h" #include "wx/config.h" // for wxExpandEnvVars -#include "wx/utils.h" -#include "wx/file.h" #include "wx/dynlib.h" -// For GetShort/LongPathName -#ifdef __WIN32__ -#include "wx/msw/wrapwin.h" +#if defined(__WIN32__) && defined(__MINGW32__) + #include "wx/msw/gccpriv.h" #endif #ifdef __WXWINCE__ @@ -135,9 +133,14 @@ #endif #ifdef __EMX__ +#include #define MAX_PATH _MAX_PATH #endif + +wxULongLong wxInvalidSize = (unsigned)-1; + + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -162,7 +165,8 @@ public: filename, // name mode == Read ? GENERIC_READ // access mask : GENERIC_WRITE, - 0, // no sharing + FILE_SHARE_READ | // sharing mode + FILE_SHARE_WRITE, // (allow everything) NULL, // no secutity attr OPEN_EXISTING, // creation disposition 0, // no flags @@ -188,7 +192,7 @@ public: } } - // return TRUE only if the file could be opened successfully + // return true only if the file could be opened successfully bool IsOk() const { return m_hFile != INVALID_HANDLE_VALUE; } // get the handle @@ -232,8 +236,8 @@ static void ConvertWxToFileTime(FILETIME *ft, const wxDateTime& dt) { SYSTEMTIME st; st.wDay = dt.GetDay(); - st.wMonth = dt.GetMonth() + 1; - st.wYear = dt.GetYear(); + st.wMonth = (WORD)(dt.GetMonth() + 1); + st.wYear = (WORD)dt.GetYear(); st.wHour = dt.GetHour(); st.wMinute = dt.GetMinute(); st.wSecond = dt.GetSecond(); @@ -295,12 +299,14 @@ void wxFileName::Assign( const wxFileName &filepath ) m_name = filepath.GetName(); m_ext = filepath.GetExt(); m_relative = filepath.m_relative; + m_hasExt = filepath.m_hasExt; } void wxFileName::Assign(const wxString& volume, const wxString& path, const wxString& name, const wxString& ext, + bool hasExt, wxPathFormat format ) { SetPath( path, format ); @@ -308,85 +314,99 @@ void wxFileName::Assign(const wxString& volume, m_volume = volume; m_ext = ext; m_name = name; + + m_hasExt = hasExt; } -void wxFileName::SetPath( const wxString &path, wxPathFormat format ) +void wxFileName::SetPath( const wxString& pathOrig, wxPathFormat format ) { m_dirs.Clear(); - if ( !path.empty() ) + if ( pathOrig.empty() ) { - wxPathFormat my_format = GetFormat( format ); - wxString my_path = path; + // no path at all + m_relative = true; - // 1) Determine if the path is relative or absolute. - wxChar leadingChar = my_path[0u]; + return; + } - switch (my_format) - { - case wxPATH_MAC: - m_relative = leadingChar == wxT(':'); - - // We then remove a leading ":". The reason is in our - // storage form for relative paths: - // ":dir:file.txt" actually means "./dir/file.txt" in - // DOS notation and should get stored as - // (relative) (dir) (file.txt) - // "::dir:file.txt" actually means "../dir/file.txt" - // stored as (relative) (..) (dir) (file.txt) - // This is important only for the Mac as an empty dir - // actually means , whereas under DOS, double - // slashes can be ignored: "\\\\" is the same as "\\". - if (m_relative) - my_path.erase( 0, 1 ); - break; + format = GetFormat( format ); - case wxPATH_VMS: - // TODO: what is the relative path format here? - m_relative = FALSE; - break; + // 0) deal with possible volume part first + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); + if ( !volume.empty() ) + { + m_relative = false; - case wxPATH_UNIX: - // the paths of the form "~" or "~username" are absolute - m_relative = leadingChar != wxT('/') && leadingChar != _T('~'); - break; + SetVolume(volume); + } - case wxPATH_DOS: - m_relative = !IsPathSeparator(leadingChar, my_format); - break; + // 1) Determine if the path is relative or absolute. + wxChar leadingChar = path[0u]; - default: - wxFAIL_MSG( wxT("error") ); - break; - } + switch (format) + { + case wxPATH_MAC: + m_relative = leadingChar == wxT(':'); + + // We then remove a leading ":". The reason is in our + // storage form for relative paths: + // ":dir:file.txt" actually means "./dir/file.txt" in + // DOS notation and should get stored as + // (relative) (dir) (file.txt) + // "::dir:file.txt" actually means "../dir/file.txt" + // stored as (relative) (..) (dir) (file.txt) + // This is important only for the Mac as an empty dir + // actually means , whereas under DOS, double + // slashes can be ignored: "\\\\" is the same as "\\". + if (m_relative) + path.erase( 0, 1 ); + break; - // 2) Break up the path into its members. If the original path - // was just "/" or "\\", m_dirs will be empty. We know from - // the m_relative field, if this means "nothing" or "root dir". + case wxPATH_VMS: + // TODO: what is the relative path format here? + m_relative = false; + break; - wxStringTokenizer tn( my_path, GetPathSeparators(my_format) ); + default: + wxFAIL_MSG( _T("Unknown path format") ); + // !! Fall through !! - while ( tn.HasMoreTokens() ) - { - wxString token = tn.GetNextToken(); + case wxPATH_UNIX: + // the paths of the form "~" or "~username" are absolute + m_relative = leadingChar != wxT('/') && leadingChar != _T('~'); + break; + + case wxPATH_DOS: + m_relative = !IsPathSeparator(leadingChar, format); + break; - // Remove empty token under DOS and Unix, interpret them - // as .. under Mac. - if (token.empty()) - { - if (my_format == wxPATH_MAC) - m_dirs.Add( wxT("..") ); - // else ignore - } - else - { - m_dirs.Add( token ); - } - } } - else // no path at all + + // 2) Break up the path into its members. If the original path + // was just "/" or "\\", m_dirs will be empty. We know from + // the m_relative field, if this means "nothing" or "root dir". + + wxStringTokenizer tn( path, GetPathSeparators(format) ); + + while ( tn.HasMoreTokens() ) { - m_relative = TRUE; + wxString token = tn.GetNextToken(); + + // Remove empty token under DOS and Unix, interpret them + // as .. under Mac. + if (token.empty()) + { + if (format == wxPATH_MAC) + m_dirs.Add( wxT("..") ); + // else ignore + } + else + { + m_dirs.Add( token ); + } } } @@ -394,9 +414,10 @@ void wxFileName::Assign(const wxString& fullpath, wxPathFormat format) { wxString volume, path, name, ext; - SplitPath(fullpath, &volume, &path, &name, &ext, format); + bool hasExt; + SplitPath(fullpath, &volume, &path, &name, &ext, &hasExt, format); - Assign(volume, path, name, ext, format); + Assign(volume, path, name, ext, hasExt, format); } void wxFileName::Assign(const wxString& fullpathOrig, @@ -412,15 +433,16 @@ void wxFileName::Assign(const wxString& fullpathOrig, } wxString volume, path, name, ext; + bool hasExt; // do some consistency checks in debug mode: the name should be really just // the filename and the path should be really just a path #ifdef __WXDEBUG__ - wxString pathDummy, nameDummy, extDummy; + wxString volDummy, pathDummy, nameDummy, extDummy; - SplitPath(fullname, &pathDummy, &name, &ext, format); + SplitPath(fullname, &volDummy, &pathDummy, &name, &ext, &hasExt, format); - wxASSERT_MSG( pathDummy.empty(), + wxASSERT_MSG( volDummy.empty() && pathDummy.empty(), _T("the file name shouldn't contain the path") ); SplitPath(fullpath, &volume, &path, &nameDummy, &extDummy, format); @@ -429,16 +451,29 @@ void wxFileName::Assign(const wxString& fullpathOrig, _T("the path shouldn't contain file name nor extension") ); #else // !__WXDEBUG__ - SplitPath(fullname, NULL /* no path */, &name, &ext, format); + SplitPath(fullname, NULL /* no volume */, NULL /* no path */, + &name, &ext, &hasExt, format); SplitPath(fullpath, &volume, &path, NULL, NULL, format); #endif // __WXDEBUG__/!__WXDEBUG__ + Assign(volume, path, name, ext, hasExt, format); +} + +void wxFileName::Assign(const wxString& pathOrig, + const wxString& name, + const wxString& ext, + wxPathFormat format) +{ + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); + Assign(volume, path, name, ext, format); } void wxFileName::AssignDir(const wxString& dir, wxPathFormat format) { - Assign(dir, _T(""), format); + Assign(dir, wxEmptyString, format); } void wxFileName::Clear() @@ -450,20 +485,23 @@ void wxFileName::Clear() m_ext = wxEmptyString; // we don't have any absolute path for now - m_relative = TRUE; + m_relative = true; + + // nor any extension + m_hasExt = false; } /* static */ -wxFileName wxFileName::FileName(const wxString& file) +wxFileName wxFileName::FileName(const wxString& file, wxPathFormat format) { - return wxFileName(file); + return wxFileName(file, format); } /* static */ -wxFileName wxFileName::DirName(const wxString& dir) +wxFileName wxFileName::DirName(const wxString& dir, wxPathFormat format) { wxFileName fn; - fn.AssignDir(dir); + fn.AssignDir(dir, format); return fn; } @@ -483,7 +521,7 @@ bool wxFileName::FileExists( const wxString &file ) bool wxFileName::DirExists() const { - return wxFileName::DirExists( GetFullPath() ); + return wxFileName::DirExists( GetPath() ); } bool wxFileName::DirExists( const wxString &dir ) @@ -526,7 +564,7 @@ wxString wxFileName::GetCwd(const wxString& volume) bool wxFileName::SetCwd() { - return wxFileName::SetCwd( GetFullPath() ); + return wxFileName::SetCwd( GetPath() ); } bool wxFileName::SetCwd( const wxString &cwd ) @@ -544,117 +582,143 @@ wxString wxFileName::GetHomeDir() return ::wxGetHomeDir(); } -void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp) + +// ---------------------------------------------------------------------------- +// CreateTempFileName +// ---------------------------------------------------------------------------- + +#if wxUSE_FILE || wxUSE_FFILE + + +#if !defined wx_fdopen && defined HAVE_FDOPEN + #define wx_fdopen fdopen +#endif + +// NB: GetTempFileName() under Windows creates the file, so using +// O_EXCL there would fail +#ifdef __WINDOWS__ + #define wxOPEN_EXCL 0 +#else + #define wxOPEN_EXCL O_EXCL +#endif + + +#ifdef wxOpenOSFHandle +#define WX_HAVE_DELETE_ON_CLOSE +// On Windows create a file with the FILE_FLAGS_DELETE_ON_CLOSE flags. +// +static int wxOpenWithDeleteOnClose(const wxString& filename) { - wxString tempname = CreateTempFileName(prefix, fileTemp); - if ( tempname.empty() ) - { - // error, failed to get temp file name - Clear(); - } - else // ok - { - Assign(tempname); - } + DWORD access = GENERIC_READ | GENERIC_WRITE; + + DWORD disposition = OPEN_ALWAYS; + + DWORD attributes = FILE_ATTRIBUTE_TEMPORARY | + FILE_FLAG_DELETE_ON_CLOSE; + + HANDLE h = ::CreateFile(filename, access, 0, NULL, + disposition, attributes, NULL); + + return wxOpenOSFHandle(h, wxO_BINARY); } +#endif // wxOpenOSFHandle -/* static */ -wxString -wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) + +// Helper to open the file +// +static int wxTempOpen(const wxString& path, bool *deleteOnClose) +{ +#ifdef WX_HAVE_DELETE_ON_CLOSE + if (*deleteOnClose) + return wxOpenWithDeleteOnClose(path); +#endif + + *deleteOnClose = false; + + return wxOpen(path, wxO_BINARY | O_RDWR | O_CREAT | wxOPEN_EXCL, 0600); +} + + +#if wxUSE_FFILE +// Helper to open the file and attach it to the wxFFile +// +static bool wxTempOpen(wxFFile *file, const wxString& path, bool *deleteOnClose) { +#ifndef wx_fdopen + *deleteOnClose = false; + return file->Open(path, _T("w+b")); +#else // wx_fdopen + int fd = wxTempOpen(path, deleteOnClose); + if (fd == -1) + return false; + file->Attach(wx_fdopen(fd, "w+b")); + return file->IsOpened(); +#endif // wx_fdopen +} +#endif // wxUSE_FFILE + + +#if !wxUSE_FILE + #define WXFILEARGS(x, y) y +#elif !wxUSE_FFILE + #define WXFILEARGS(x, y) x +#else + #define WXFILEARGS(x, y) x, y +#endif + + +// Implementation of wxFileName::CreateTempFileName(). +// +static wxString wxCreateTempImpl( + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp), + bool *deleteOnClose = NULL) +{ +#if wxUSE_FILE && wxUSE_FFILE + wxASSERT(fileTemp == NULL || ffileTemp == NULL); +#endif wxString path, dir, name; + bool wantDeleteOnClose = false; + + if (deleteOnClose) + { + // set the result to false initially + wantDeleteOnClose = *deleteOnClose; + *deleteOnClose = false; + } + else + { + // easier if it alwasys points to something + deleteOnClose = &wantDeleteOnClose; + } // use the directory specified by the prefix - SplitPath(prefix, &dir, &name, NULL /* extension */); + wxFileName::SplitPath(prefix, &dir, &name, NULL /* extension */); -#if defined(__WXWINCE__) if (dir.empty()) { - // FIXME. Create \temp dir? - dir = wxT("\\"); + dir = wxFileName::GetTempDir(); } - path = dir + wxT("\\") + prefix; + +#if defined(__WXWINCE__) + path = dir + wxT("\\") + name; int i = 1; - while (wxFileExists(path)) + while (wxFileName::FileExists(path)) { - path = dir + wxT("\\") + prefix ; + path = dir + wxT("\\") + name ; path << i; i ++; } #elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) -#ifdef __WIN32__ - if ( dir.empty() ) - { - if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) ) - { - wxLogLastError(_T("GetTempPath")); - } - - if ( dir.empty() ) - { - // GetTempFileName() fails if we pass it an empty string - dir = _T('.'); - } - } - else // we have a dir to create the file in - { - // ensure we use only the back slashes as GetTempFileName(), unlike all - // the other APIs, is picky and doesn't accept the forward ones - dir.Replace(_T("/"), _T("\\")); - } - if ( !::GetTempFileName(dir, name, 0, wxStringBuffer(path, MAX_PATH + 1)) ) { wxLogLastError(_T("GetTempFileName")); path.clear(); } -#else // Win16 - if ( !::GetTempFileName(NULL, prefix, 0, wxStringBuffer(path, 1025)) ) - { - path.clear(); - } -#endif // Win32/16 - -#elif defined(__WXPM__) - // for now just create a file - // - // future enhancements can be to set some extended attributes for file - // systems OS/2 supports that have them (HPFS, FAT32) and security - // (HPFS386) - static const wxChar *szMktempSuffix = wxT("XXX"); - path << dir << _T('/') << name << szMktempSuffix; - - // Temporarily remove - MN - #ifndef __WATCOMC__ - ::DosCreateDir(wxStringBuffer(path, MAX_PATH), NULL); - #endif - -#else // !Windows, !OS/2 - if ( dir.empty() ) - { -#if defined(__WXMAC__) && !defined(__DARWIN__) - dir = wxMacFindFolder( (short) kOnSystemDisk, kTemporaryFolderType, kCreateFolder ) ; -#else // !Mac - dir = wxGetenv(_T("TMP")); - if ( dir.empty() ) - { - dir = wxGetenv(_T("TEMP")); - } - - if ( dir.empty() ) - { - // default - #ifdef __DOS__ - dir = _T("."); - #else - dir = _T("/tmp"); - #endif - } -#endif // Mac/!Mac - } +#else // !Windows path = dir; if ( !wxEndsWithPathSeparator(dir) && @@ -683,13 +747,29 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) else // mkstemp() succeeded { path = wxConvFile.cMB2WX( (const char*) buf ); - + + #if wxUSE_FILE // avoid leaking the fd if ( fileTemp ) { fileTemp->Attach(fdTemp); } else + #endif + + #if wxUSE_FFILE + if ( ffileTemp ) + { + #ifdef wx_fdopen + ffileTemp->Attach(wx_fdopen(fdTemp, "r+b")); + #else + ffileTemp->Open(path, _T("r+b")); + close(fdTemp); + #endif + } + else + #endif + { close(fdTemp); } @@ -701,7 +781,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path += _T("XXXXXX"); wxCharBuffer buf = wxConvFile.cWX2MB( path ); - if ( !mktemp( (const char*) buf ) ) + if ( !mktemp( (char*)(const char*) buf ) ) { path.clear(); } @@ -711,7 +791,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) } #else // !HAVE_MKTEMP (includes __DOS__) // generate the unique file name ourselves - #if !defined(__DOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) ) + #if !defined(__DOS__) && !defined(__PALMOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) ) path << (unsigned int)getpid(); #endif @@ -721,8 +801,8 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) for ( size_t n = 0; n < numTries; n++ ) { // 3 hex digits is enough for numTries == 1000 < 4096 - pathTry = path + wxString::Format(_T("%.03x"), n); - if ( !wxFile::Exists(pathTry) ) + pathTry = path + wxString::Format(_T("%.03x"), (unsigned int) n); + if ( !wxFileName::FileExists(pathTry) ) { break; } @@ -733,9 +813,6 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path = pathTry; #endif // HAVE_MKTEMP/!HAVE_MKTEMP - if ( !path.empty() ) - { - } #endif // HAVE_MKSTEMP/!HAVE_MKSTEMP #endif // Windows/!Windows @@ -744,20 +821,33 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) { wxLogSysError(_("Failed to create a temporary file name")); } - else if ( fileTemp && !fileTemp->IsOpened() ) + else { + bool ok = true; + // open the file - of course, there is a race condition here, this is // why we always prefer using mkstemp()... - // - // NB: GetTempFileName() under Windows creates the file, so using - // write_excl there would fail - if ( !fileTemp->Open(path, -#if defined(__WINDOWS__) && !defined(__WXMICROWIN__) - wxFile::write, -#else - wxFile::write_excl, -#endif - wxS_IRUSR | wxS_IWUSR) ) + #if wxUSE_FILE + if ( fileTemp && !fileTemp->IsOpened() ) + { + *deleteOnClose = wantDeleteOnClose; + int fd = wxTempOpen(path, deleteOnClose); + if (fd != -1) + fileTemp->Attach(fd); + else + ok = false; + } + #endif + + #if wxUSE_FFILE + if ( ffileTemp && !ffileTemp->IsOpened() ) + { + *deleteOnClose = wantDeleteOnClose; + ok = wxTempOpen(ffileTemp, path, deleteOnClose); + } + #endif + + if ( !ok ) { // FIXME: If !ok here should we loop and try again with another // file name? That is the standard recourse if open(O_EXCL) @@ -773,13 +863,188 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) return path; } + +static bool wxCreateTempImpl( + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp), + wxString *name) +{ + bool deleteOnClose = true; + + *name = wxCreateTempImpl(prefix, + WXFILEARGS(fileTemp, ffileTemp), + &deleteOnClose); + + bool ok = !name->empty(); + + if (deleteOnClose) + name->clear(); +#ifdef __UNIX__ + else if (ok && wxRemoveFile(*name)) + name->clear(); +#endif + + return ok; +} + + +static void wxAssignTempImpl( + wxFileName *fn, + const wxString& prefix, + WXFILEARGS(wxFile *fileTemp, wxFFile *ffileTemp)) +{ + wxString tempname; + tempname = wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, ffileTemp)); + + if ( tempname.empty() ) + { + // error, failed to get temp file name + fn->Clear(); + } + else // ok + { + fn->Assign(tempname); + } +} + + +void wxFileName::AssignTempFileName(const wxString& prefix) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, NULL)); +} + +/* static */ +wxString wxFileName::CreateTempFileName(const wxString& prefix) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, NULL)); +} + +#endif // wxUSE_FILE || wxUSE_FFILE + + +#if wxUSE_FILE + +wxString wxCreateTempFileName(const wxString& prefix, + wxFile *fileTemp, + bool *deleteOnClose) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), deleteOnClose); +} + +bool wxCreateTempFile(const wxString& prefix, + wxFile *fileTemp, + wxString *name) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(fileTemp, NULL), name); +} + +void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(fileTemp, NULL)); +} + +/* static */ +wxString +wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) +{ + return wxCreateTempFileName(prefix, fileTemp); +} + +#endif // wxUSE_FILE + + +#if wxUSE_FFILE + +wxString wxCreateTempFileName(const wxString& prefix, + wxFFile *fileTemp, + bool *deleteOnClose) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), deleteOnClose); +} + +bool wxCreateTempFile(const wxString& prefix, + wxFFile *fileTemp, + wxString *name) +{ + return wxCreateTempImpl(prefix, WXFILEARGS(NULL, fileTemp), name); + +} + +void wxFileName::AssignTempFileName(const wxString& prefix, wxFFile *fileTemp) +{ + wxAssignTempImpl(this, prefix, WXFILEARGS(NULL, fileTemp)); +} + +/* static */ +wxString +wxFileName::CreateTempFileName(const wxString& prefix, wxFFile *fileTemp) +{ + return wxCreateTempFileName(prefix, fileTemp); +} + +#endif // wxUSE_FFILE + + // ---------------------------------------------------------------------------- // directory operations // ---------------------------------------------------------------------------- +wxString wxFileName::GetTempDir() +{ + wxString dir; + dir = wxGetenv(_T("TMPDIR")); + if (dir.empty()) + { + dir = wxGetenv(_T("TMP")); + if (dir.empty()) + { + dir = wxGetenv(_T("TEMP")); + } + } + +#if defined(__WXWINCE__) + if (dir.empty()) + { + // FIXME. Create \temp dir? + if (DirExists(wxT("\\temp"))) + dir = wxT("\\temp"); + } +#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) + + if ( dir.empty() ) + { + if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) ) + { + wxLogLastError(_T("GetTempPath")); + } + + if ( dir.empty() ) + { + // GetTempFileName() fails if we pass it an empty string + dir = _T('.'); + } + } +#else // !Windows + + if ( dir.empty() ) + { + // default +#if defined(__DOS__) || defined(__OS2__) + dir = _T("."); +#elif defined(__WXMAC__) + dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder); +#else + dir = _T("/tmp"); +#endif + } +#endif + + return dir; +} + bool wxFileName::Mkdir( int perm, int flags ) { - return wxFileName::Mkdir( GetFullPath(), perm, flags ); + return wxFileName::Mkdir(GetPath(), perm, flags); } bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) @@ -800,12 +1065,12 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) size_t count = dirs.GetCount(); for ( size_t i = 0; i < count; i++ ) { - if ( i > 0 || + if ( i > 0 || #if defined(__WXMAC__) && !defined(__DARWIN__) - // relative pathnames are exactely the other way round under mac... - !filename.IsAbsolute() + // relative pathnames are exactely the other way round under mac... + !filename.IsAbsolute() #else - filename.IsAbsolute() + filename.IsAbsolute() #endif ) currPath += wxFILE_SEP_PATH; @@ -816,12 +1081,12 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) if (!wxMkdir(currPath, perm)) { // no need to try creating further directories - return FALSE; + return false; } } } - return TRUE; + return true; } @@ -830,7 +1095,7 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) bool wxFileName::Rmdir() { - return wxFileName::Rmdir( GetFullPath() ); + return wxFileName::Rmdir( GetPath() ); } bool wxFileName::Rmdir( const wxString &dir ) @@ -846,6 +1111,18 @@ bool wxFileName::Normalize(int flags, const wxString& cwd, wxPathFormat format) { + // deal with env vars renaming first as this may seriously change the path + if ( flags & wxPATH_NORM_ENV_VARS ) + { + wxString pathOrig = GetFullPath(format); + wxString path = wxExpandEnvVars(pathOrig); + if ( path != pathOrig ) + { + Assign(path); + } + } + + // the existing path components wxArrayString dirs = GetDirs(); @@ -854,7 +1131,7 @@ bool wxFileName::Normalize(int flags, format = GetFormat(format); - // make the path absolute + // set up the directory to use for making the path absolute later if ( (flags & wxPATH_NORM_ABSOLUTE) && !IsAbsolute(format) ) { if ( cwd.empty() ) @@ -865,20 +1142,6 @@ bool wxFileName::Normalize(int flags, { curDir.AssignDir(cwd); } - - // the path may be not absolute because it doesn't have the volume name - // but in this case we shouldn't modify the directory components of it - // but just set the current volume - if ( !HasVolume() && curDir.HasVolume() ) - { - SetVolume(curDir.GetVolume()); - - if ( !m_relative ) - { - // yes, it was the case - we don't need curDir then - curDir.Clear(); - } - } } // handle ~ stuff under Unix only @@ -889,24 +1152,54 @@ bool wxFileName::Normalize(int flags, wxString dir = dirs[0u]; if ( !dir.empty() && dir[0u] == _T('~') ) { + // to make the path absolute use the home directory curDir.AssignDir(wxGetUserHome(dir.c_str() + 1)); + // if we are expanding the tilde, then this path + // *should* be already relative (since we checked for + // the tilde only in the first char of the first dir); + // if m_relative==false, it's because it was initialized + // from a string which started with /~; in that case + // we reach this point but then need m_relative=true + // for relative->absolute expansion later + m_relative = true; + dirs.RemoveAt(0u); } } } - // transform relative path into abs one - if ( curDir.IsOk() ) - { + // transform relative path into abs one + if ( curDir.IsOk() ) + { + // this path may be relative because it doesn't have the volume name + // and still have m_relative=true; in this case we shouldn't modify + // our directory components but just set the current volume + if ( !HasVolume() && curDir.HasVolume() ) + { + SetVolume(curDir.GetVolume()); + + if ( !m_relative ) + { + // yes, it was the case - we don't need curDir then + curDir.Clear(); + } + } + + // finally, prepend curDir to the dirs array wxArrayString dirsNew = curDir.GetDirs(); - size_t count = dirs.GetCount(); - for ( size_t n = 0; n < count; n++ ) + WX_PREPEND_ARRAY(dirs, dirsNew); + + // if we used e.g. tilde expansion previously and wxGetUserHome didn't + // return for some reason an absolute path, then curDir maybe not be absolute! + if ( curDir.IsAbsolute(format) ) { - dirsNew.Add(dirs[n]); + // we have prepended an absolute path and thus we are now an absolute + // file name too + m_relative = false; } - - dirs = dirsNew; + // else if (flags & wxPATH_NORM_ABSOLUTE): + // should we warn the user that we didn't manage to make the path absolute? } // now deal with ".", ".." and the rest @@ -930,7 +1223,7 @@ bool wxFileName::Normalize(int flags, { wxLogError(_("The path '%s' contains too many \"..\"!"), GetFullPath().c_str()); - return FALSE; + return false; } m_dirs.RemoveAt(m_dirs.GetCount() - 1); @@ -938,11 +1231,6 @@ bool wxFileName::Normalize(int flags, } } - if ( flags & wxPATH_NORM_ENV_VARS ) - { - dir = wxExpandEnvVars(dir); - } - if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) { dir.MakeLower(); @@ -951,19 +1239,32 @@ bool wxFileName::Normalize(int flags, m_dirs.Add(dir); } +#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE + if ( (flags & wxPATH_NORM_SHORTCUT) ) + { + wxString filename; + if (GetShortcutTarget(GetFullPath(format), filename)) + { + // Repeat this since we may now have a new path + if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) + { + filename.MakeLower(); + } + m_relative = false; + Assign(filename); + } + } +#endif + if ( (flags & wxPATH_NORM_CASE) && !IsCaseSensitive(format) ) { // VZ: expand env vars here too? + m_volume.MakeLower(); m_name.MakeLower(); m_ext.MakeLower(); } - // we do have the path now - // - // NB: need to do this before (maybe) calling Assign() below - m_relative = FALSE; - #if defined(__WIN32__) if ( (flags & wxPATH_NORM_LONG) && (format == wxPATH_DOS) ) { @@ -971,9 +1272,95 @@ bool wxFileName::Normalize(int flags, } #endif // Win32 - return TRUE; + return true; +} + +// ---------------------------------------------------------------------------- +// get the shortcut target +// ---------------------------------------------------------------------------- + +// WinCE (3) doesn't have CLSID_ShellLink, IID_IShellLink definitions. +// The .lnk file is a plain text file so it should be easy to +// make it work. Hint from Google Groups: +// "If you open up a lnk file, you'll see a +// number, followed by a pound sign (#), followed by more text. The +// number is the number of characters that follows the pound sign. The +// characters after the pound sign are the command line (which _can_ +// include arguments) to be executed. Any path (e.g. \windows\program +// files\myapp.exe) that includes spaces needs to be enclosed in +// quotation marks." + +#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE +// The following lines are necessary under WinCE +// #include "wx/msw/private.h" +// #include +#include +#if defined(__WXWINCE__) +#include +#endif + +bool wxFileName::GetShortcutTarget(const wxString& shortcutPath, + wxString& targetFilename, + wxString* arguments) +{ + wxString path, file, ext; + wxSplitPath(shortcutPath, & path, & file, & ext); + + HRESULT hres; + IShellLink* psl; + bool success = false; + + // Assume it's not a shortcut if it doesn't end with lnk + if (ext.CmpNoCase(wxT("lnk"))!=0) + return false; + + // create a ShellLink object + hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, + IID_IShellLink, (LPVOID*) &psl); + + if (SUCCEEDED(hres)) + { + IPersistFile* ppf; + hres = psl->QueryInterface( IID_IPersistFile, (LPVOID *) &ppf); + if (SUCCEEDED(hres)) + { + WCHAR wsz[MAX_PATH]; + + MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, shortcutPath.mb_str(), -1, wsz, + MAX_PATH); + + hres = ppf->Load(wsz, 0); + ppf->Release(); + + if (SUCCEEDED(hres)) + { + wxChar buf[2048]; + // Wrong prototype in early versions +#if defined(__MINGW32__) && !wxCHECK_W32API_VERSION(2, 2) + psl->GetPath((CHAR*) buf, 2048, NULL, SLGP_UNCPRIORITY); +#else + psl->GetPath(buf, 2048, NULL, SLGP_UNCPRIORITY); +#endif + targetFilename = wxString(buf); + success = (shortcutPath != targetFilename); + + psl->GetArguments(buf, 2048); + wxString args(buf); + if (!args.empty() && arguments) + { + *arguments = args; + } + } + } + + psl->Release(); + } + return success; } +#endif // __WIN32__ && !__WXWINCE__ + + // ---------------------------------------------------------------------------- // absolute/relative paths // ---------------------------------------------------------------------------- @@ -983,17 +1370,17 @@ bool wxFileName::IsAbsolute(wxPathFormat format) const // if our path doesn't start with a path separator, it's not an absolute // path if ( m_relative ) - return FALSE; + return false; if ( !GetVolumeSeparator(format).empty() ) { // this format has volumes and an absolute path must have one, it's not // enough to have the full path to bean absolute file under Windows if ( GetVolume().empty() ) - return FALSE; + return false; } - return TRUE; + return true; } bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) @@ -1011,7 +1398,7 @@ bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) if ( !GetVolume().IsSameAs(fnBase.GetVolume(), withCase) ) { // nothing done - return FALSE; + return false; } // same drive, so we don't need our volume @@ -1043,10 +1430,10 @@ bool wxFileName::MakeRelativeTo(const wxString& pathBase, wxPathFormat format) } } - m_relative = TRUE; + m_relative = true; // we were modified - return TRUE; + return true; } // ---------------------------------------------------------------------------- @@ -1060,16 +1447,16 @@ bool wxFileName::SameAs(const wxFileName& filepath, wxPathFormat format) const // get cwd only once - small time saving wxString cwd = wxGetCwd(); - fn1.Normalize(wxPATH_NORM_ALL & ~wxPATH_NORM_CASE, cwd, format); - fn2.Normalize(wxPATH_NORM_ALL & ~wxPATH_NORM_CASE, cwd, format); + fn1.Normalize(wxPATH_NORM_ALL | wxPATH_NORM_CASE, cwd, format); + fn2.Normalize(wxPATH_NORM_ALL | wxPATH_NORM_CASE, cwd, format); if ( fn1.GetFullPath() == fn2.GetFullPath() ) - return TRUE; + return true; // TODO: compare inodes for Unix, this works even when filenames are // different but files are the same (symlinks) (VZ) - return FALSE; + return false; } /* static */ @@ -1080,8 +1467,46 @@ bool wxFileName::IsCaseSensitive( wxPathFormat format ) } /* static */ -wxString wxFileName::GetVolumeSeparator(wxPathFormat format) +wxString wxFileName::GetForbiddenChars(wxPathFormat format) +{ + // Inits to forbidden characters that are common to (almost) all platforms. + wxString strForbiddenChars = wxT("*?"); + + // If asserts, wxPathFormat has been changed. In case of a new path format + // addition, the following code might have to be updated. + wxCOMPILE_TIME_ASSERT(wxPATH_MAX == 5, wxPathFormatChanged); + switch ( GetFormat(format) ) + { + default : + wxFAIL_MSG( wxT("Unknown path format") ); + // !! Fall through !! + + case wxPATH_UNIX: + break; + + case wxPATH_MAC: + // On a Mac even names with * and ? are allowed (Tested with OS + // 9.2.1 and OS X 10.2.5) + strForbiddenChars = wxEmptyString; + break; + + case wxPATH_DOS: + strForbiddenChars += wxT("\\/:\"<>|"); + break; + + case wxPATH_VMS: + break; + } + + return strForbiddenChars; +} + +/* static */ +wxString wxFileName::GetVolumeSeparator(wxPathFormat WXUNUSED_IN_WINCE(format)) { +#ifdef __WXWINCE__ + return wxEmptyString; +#else wxString sepVol; if ( (GetFormat(format) == wxPATH_DOS) || @@ -1092,6 +1517,7 @@ wxString wxFileName::GetVolumeSeparator(wxPathFormat format) //else: leave empty return sepVol; +#endif } /* static */ @@ -1107,7 +1533,7 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) break; default: - wxFAIL_MSG( _T("unknown wxPATH_XXX style") ); + wxFAIL_MSG( _T("Unknown wxPATH_XXX style") ); // fall through case wxPATH_UNIX: @@ -1126,38 +1552,71 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) return seps; } +/* static */ +wxString wxFileName::GetPathTerminators(wxPathFormat format) +{ + format = GetFormat(format); + + // under VMS the end of the path is ']', not the path separator used to + // separate the components + return format == wxPATH_VMS ? wxString(_T(']')) : GetPathSeparators(format); +} + /* static */ bool wxFileName::IsPathSeparator(wxChar ch, wxPathFormat format) { // wxString::Find() doesn't work as expected with NUL - it will always find - // it, so it is almost surely a bug if this function is called with NUL arg - wxASSERT_MSG( ch != _T('\0'), _T("shouldn't be called with NUL") ); - - return GetPathSeparators(format).Find(ch) != wxNOT_FOUND; + // it, so test for it separately + return ch != _T('\0') && GetPathSeparators(format).Find(ch) != wxNOT_FOUND; } // ---------------------------------------------------------------------------- // path components manipulation // ---------------------------------------------------------------------------- -void wxFileName::AppendDir( const wxString &dir ) +/* static */ bool wxFileName::IsValidDirComponent(const wxString& dir) +{ + if ( dir.empty() ) + { + wxFAIL_MSG( _T("empty directory passed to wxFileName::InsertDir()") ); + + return false; + } + + const size_t len = dir.length(); + for ( size_t n = 0; n < len; n++ ) + { + if ( dir[n] == GetVolumeSeparator() || IsPathSeparator(dir[n]) ) + { + wxFAIL_MSG( _T("invalid directory component in wxFileName") ); + + return false; + } + } + + return true; +} + +void wxFileName::AppendDir( const wxString& dir ) { - m_dirs.Add( dir ); + if ( IsValidDirComponent(dir) ) + m_dirs.Add( dir ); } -void wxFileName::PrependDir( const wxString &dir ) +void wxFileName::PrependDir( const wxString& dir ) { - m_dirs.Insert( dir, 0 ); + InsertDir(0, dir); } -void wxFileName::InsertDir( int before, const wxString &dir ) +void wxFileName::InsertDir(size_t before, const wxString& dir) { - m_dirs.Insert( dir, before ); + if ( IsValidDirComponent(dir) ) + m_dirs.Insert(dir, before); } -void wxFileName::RemoveDir( int pos ) +void wxFileName::RemoveDir(size_t pos) { - m_dirs.RemoveAt( (size_t)pos ); + m_dirs.RemoveAt(pos); } // ---------------------------------------------------------------------------- @@ -1166,13 +1625,14 @@ void wxFileName::RemoveDir( int pos ) void wxFileName::SetFullName(const wxString& fullname) { - SplitPath(fullname, NULL /* no path */, &m_name, &m_ext); + SplitPath(fullname, NULL /* no volume */, NULL /* no path */, + &m_name, &m_ext, &m_hasExt); } wxString wxFileName::GetFullName() const { wxString fullname = m_name; - if ( !m_ext.empty() ) + if ( m_hasExt ) { fullname << wxFILE_SEP_EXT << m_ext; } @@ -1201,19 +1661,20 @@ wxString wxFileName::GetPath( int flags, wxPathFormat format ) const break; case wxPATH_DOS: - if (!m_relative) + if ( !m_relative ) fullpath += wxFILE_SEP_PATH_DOS; break; default: - wxFAIL_MSG( _T("unknown path format") ); + wxFAIL_MSG( wxT("Unknown path format") ); // fall through case wxPATH_UNIX: if ( !m_relative ) { - // normally the absolute file names starts with a slash with - // one exception: file names like "~/foo.bar" don't have it + // normally the absolute file names start with a slash + // with one exception: the ones like "~/foo.bar" don't + // have it if ( m_dirs.IsEmpty() || m_dirs[0u] != _T('~') ) { fullpath += wxFILE_SEP_PATH_UNIX; @@ -1223,64 +1684,67 @@ wxString wxFileName::GetPath( int flags, wxPathFormat format ) const case wxPATH_VMS: // no leading character here but use this place to unset - // wxPATH_GET_SEPARATOR flag: under VMS it doesn't make sense as, - // if I understand correctly, there should never be a dot before - // the closing bracket + // wxPATH_GET_SEPARATOR flag: under VMS it doesn't make sense + // as, if I understand correctly, there should never be a dot + // before the closing bracket flags &= ~wxPATH_GET_SEPARATOR; } + if ( m_dirs.empty() ) + { + // there is nothing more + return fullpath; + } + // then concatenate all the path components using the path separator - size_t dirCount = m_dirs.GetCount(); - if ( dirCount ) + if ( format == wxPATH_VMS ) { - if ( format == wxPATH_VMS ) - { - fullpath += wxT('['); - } + fullpath += wxT('['); + } - for ( size_t i = 0; i < dirCount; i++ ) + const size_t dirCount = m_dirs.GetCount(); + for ( size_t i = 0; i < dirCount; i++ ) + { + switch (format) { - switch (format) - { - case wxPATH_MAC: - if ( m_dirs[i] == wxT(".") ) - { - // skip appending ':', this shouldn't be done in this - // case as "::" is interpreted as ".." under Unix - continue; - } - - // convert back from ".." to nothing - if ( m_dirs[i] != wxT("..") ) - fullpath += m_dirs[i]; - break; - - default: - wxFAIL_MSG( wxT("unexpected path format") ); - // still fall through - - case wxPATH_DOS: - case wxPATH_UNIX: - fullpath += m_dirs[i]; - break; + case wxPATH_MAC: + if ( m_dirs[i] == wxT(".") ) + { + // skip appending ':', this shouldn't be done in this + // case as "::" is interpreted as ".." under Unix + continue; + } - case wxPATH_VMS: - // TODO: What to do with ".." under VMS + // convert back from ".." to nothing + if ( !m_dirs[i].IsSameAs(wxT("..")) ) + fullpath += m_dirs[i]; + break; - // convert back from ".." to nothing - if ( m_dirs[i] != wxT("..") ) - fullpath += m_dirs[i]; - break; - } + default: + wxFAIL_MSG( wxT("Unexpected path format") ); + // still fall through - if ( (flags & wxPATH_GET_SEPARATOR) || (i != dirCount - 1) ) - fullpath += GetPathSeparator(format); - } + case wxPATH_DOS: + case wxPATH_UNIX: + fullpath += m_dirs[i]; + break; - if ( format == wxPATH_VMS ) - { - fullpath += wxT(']'); + case wxPATH_VMS: + // TODO: What to do with ".." under VMS + + // convert back from ".." to nothing + if ( !m_dirs[i].IsSameAs(wxT("..")) ) + fullpath += m_dirs[i]; + break; } + + if ( (flags & wxPATH_GET_SEPARATOR) || (i != dirCount - 1) ) + fullpath += GetPathSeparator(format); + } + + if ( format == wxPATH_VMS ) + { + fullpath += wxT(']'); } return fullpath; @@ -1301,28 +1765,26 @@ wxString wxFileName::GetFullPath( wxPathFormat format ) const // Return the short form of the path (returns identity on non-Windows platforms) wxString wxFileName::GetShortPath() const { -#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) wxString path(GetFullPath()); - wxString pathOut; + +#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) DWORD sz = ::GetShortPathName(path, NULL, 0); - bool ok = sz != 0; - if ( ok ) + if ( sz != 0 ) { - ok = ::GetShortPathName + wxString pathOut; + if ( ::GetShortPathName ( path, - pathOut.GetWriteBuf(sz), + wxStringBuffer(pathOut, sz), sz - ) != 0; - pathOut.UngetWriteBuf(); + ) != 0 ) + { + return pathOut; + } } - if (ok) - return pathOut; +#endif // Windows return path; -#else - return GetFullPath(); -#endif } // Return the long form of the path (returns identity on non-Windows platforms) @@ -1331,119 +1793,116 @@ wxString wxFileName::GetLongPath() const wxString pathOut, path = GetFullPath(); -#if defined(__WIN32__) && !defined(__WXMICROWIN__) - bool success = FALSE; +#if defined(__WIN32__) && !defined(__WXWINCE__) && !defined(__WXMICROWIN__) #if wxUSE_DYNAMIC_LOADER typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); - static bool s_triedToLoad = FALSE; - - if ( !s_triedToLoad ) + // this is MT-safe as in the worst case we're going to resolve the function + // twice -- but as the result is the same in both threads, it's ok + static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; + if ( !s_pfnGetLongPathName ) { - // suppress the errors about missing GetLongPathName[AW] - wxLogNull noLog; + static bool s_triedToLoad = false; - s_triedToLoad = TRUE; - wxDynamicLibrary dllKernel(_T("kernel32")); - if ( dllKernel.IsLoaded() ) + if ( !s_triedToLoad ) { - // may succeed or fail depending on the Windows version - static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; -#ifdef _UNICODE - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameW")); -#else - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameA")); -#endif + s_triedToLoad = true; - if ( s_pfnGetLongPathName ) - { - DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); - bool ok = dwSize > 0; + wxDynamicLibrary dllKernel(_T("kernel32")); - if ( ok ) - { - DWORD sz = (*s_pfnGetLongPathName)(path, NULL, 0); - ok = sz != 0; - if ( ok ) - { - ok = (*s_pfnGetLongPathName) - ( - path, - pathOut.GetWriteBuf(sz), - sz - ) != 0; - pathOut.UngetWriteBuf(); - - success = TRUE; - } - } + const wxChar* GetLongPathName = _T("GetLongPathName") +#if wxUSE_UNICODE + _T("W"); +#else // ANSI + _T("A"); +#endif // Unicode/ANSI + + if ( dllKernel.HasSymbol(GetLongPathName) ) + { + s_pfnGetLongPathName = (GET_LONG_PATH_NAME) + dllKernel.GetSymbol(GetLongPathName); } + + // note that kernel32.dll can be unloaded, it stays in memory + // anyhow as all Win32 programs link to it and so it's safe to call + // GetLongPathName() even after unloading it } } - if (success) - return pathOut; + if ( s_pfnGetLongPathName ) + { + DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); + if ( dwSize > 0 ) + { + if ( (*s_pfnGetLongPathName) + ( + path, + wxStringBuffer(pathOut, dwSize), + dwSize + ) != 0 ) + { + return pathOut; + } + } + } #endif // wxUSE_DYNAMIC_LOADER - if (!success) - { - // The OS didn't support GetLongPathName, or some other error. - // We need to call FindFirstFile on each component in turn. + // The OS didn't support GetLongPathName, or some other error. + // We need to call FindFirstFile on each component in turn. - WIN32_FIND_DATA findFileData; - HANDLE hFind; + WIN32_FIND_DATA findFileData; + HANDLE hFind; - if ( HasVolume() ) - pathOut = GetVolume() + - GetVolumeSeparator(wxPATH_DOS) + - GetPathSeparator(wxPATH_DOS); - else - pathOut = wxEmptyString; + if ( HasVolume() ) + pathOut = GetVolume() + + GetVolumeSeparator(wxPATH_DOS) + + GetPathSeparator(wxPATH_DOS); + else + pathOut = wxEmptyString; - wxArrayString dirs = GetDirs(); - dirs.Add(GetFullName()); + wxArrayString dirs = GetDirs(); + dirs.Add(GetFullName()); - wxString tmpPath; + wxString tmpPath; - size_t count = dirs.GetCount(); - for ( size_t i = 0; i < count; i++ ) - { - // We're using pathOut to collect the long-name path, but using a - // temporary for appending the last path component which may be - // short-name - tmpPath = pathOut + dirs[i]; + size_t count = dirs.GetCount(); + for ( size_t i = 0; i < count; i++ ) + { + // We're using pathOut to collect the long-name path, but using a + // temporary for appending the last path component which may be + // short-name + tmpPath = pathOut + dirs[i]; - if ( tmpPath.empty() ) - continue; + if ( tmpPath.empty() ) + continue; - // can't see this being necessary? MF - if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) - { - // Can't pass a drive and root dir to FindFirstFile, - // so continue to next dir - tmpPath += wxFILE_SEP_PATH; - pathOut = tmpPath; - continue; - } + // can't see this being necessary? MF + if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) + { + // Can't pass a drive and root dir to FindFirstFile, + // so continue to next dir + tmpPath += wxFILE_SEP_PATH; + pathOut = tmpPath; + continue; + } - hFind = ::FindFirstFile(tmpPath, &findFileData); - if (hFind == INVALID_HANDLE_VALUE) - { - // Error: most likely reason is that path doesn't exist, so - // append any unprocessed parts and return - for ( i += 1; i < count; i++ ) - tmpPath += wxFILE_SEP_PATH + dirs[i]; + hFind = ::FindFirstFile(tmpPath, &findFileData); + if (hFind == INVALID_HANDLE_VALUE) + { + // Error: most likely reason is that path doesn't exist, so + // append any unprocessed parts and return + for ( i += 1; i < count; i++ ) + tmpPath += wxFILE_SEP_PATH + dirs[i]; - return tmpPath; - } + return tmpPath; + } - pathOut += findFileData.cFileName; - if ( (i < (count-1)) ) - pathOut += wxFILE_SEP_PATH; + pathOut += findFileData.cFileName; + if ( (i < (count-1)) ) + pathOut += wxFILE_SEP_PATH; - ::FindClose(hFind); - } + ::FindClose(hFind); } #else // !Win32 pathOut = path; @@ -1456,7 +1915,7 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) { if (format == wxPATH_NATIVE) { -#if defined(__WXMSW__) || defined(__WXPM__) || defined(__DOS__) +#if defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__) format = wxPATH_DOS; #elif defined(__WXMAC__) && !defined(__DARWIN__) format = wxPATH_MAC; @@ -1474,22 +1933,16 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) // ---------------------------------------------------------------------------- /* static */ -void wxFileName::SplitPath(const wxString& fullpathWithVolume, - wxString *pstrVolume, - wxString *pstrPath, - wxString *pstrName, - wxString *pstrExt, - wxPathFormat format) +void +wxFileName::SplitVolume(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxPathFormat format) { format = GetFormat(format); wxString fullpath = fullpathWithVolume; - // under VMS the end of the path is ']', not the path separator used to - // separate the components - wxString sepPath = format == wxPATH_VMS ? wxString(_T(']')) - : GetPathSeparators(format); - // special Windows UNC paths hack: transform \\share\path into share:path if ( format == wxPATH_DOS ) { @@ -1499,13 +1952,14 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, { fullpath.erase(0, 2); - size_t posFirstSlash = fullpath.find_first_of(sepPath); + size_t posFirstSlash = + fullpath.find_first_of(GetPathTerminators(format)); if ( posFirstSlash != wxString::npos ) { fullpath[posFirstSlash] = wxFILE_SEP_DSK; // UNC paths are always absolute, right? (FIXME) - fullpath.insert(posFirstSlash + 1, wxFILE_SEP_PATH_DOS); + fullpath.insert(posFirstSlash + 1, 1, wxFILE_SEP_PATH_DOS); } } } @@ -1528,21 +1982,38 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, } } + if ( pstrPath ) + *pstrPath = fullpath; +} + +/* static */ +void wxFileName::SplitPath(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxString *pstrName, + wxString *pstrExt, + bool *hasExt, + wxPathFormat format) +{ + format = GetFormat(format); + + wxString fullpath; + SplitVolume(fullpathWithVolume, pstrVolume, &fullpath, format); + // find the positions of the last dot and last path separator in the path size_t posLastDot = fullpath.find_last_of(wxFILE_SEP_EXT); - size_t posLastSlash = fullpath.find_last_of(sepPath); + size_t posLastSlash = fullpath.find_last_of(GetPathTerminators(format)); + // check whether this dot occurs at the very beginning of a path component if ( (posLastDot != wxString::npos) && - ((format == wxPATH_UNIX) || (format == wxPATH_VMS)) ) + (posLastDot == 0 || + IsPathSeparator(fullpath[posLastDot - 1]) || + (format == wxPATH_VMS && fullpath[posLastDot - 1] == _T(']'))) ) { - if ( (posLastDot == 0) || - (fullpath[posLastDot - 1] == sepPath[0u] ) ) - { - // under Unix and VMS, dot may be (and commonly is) the first - // character of the filename, don't treat the entire filename as - // extension in this case - posLastDot = wxString::npos; - } + // dot may be (and commonly -- at least under Unix -- is) the first + // character of the filename, don't treat the entire filename as + // extension in this case + posLastDot = wxString::npos; } // if we do have a dot and a slash, check that the dot is in the name part @@ -1608,18 +2079,25 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, *pstrName = fullpath.Mid(nStart, count); } - if ( pstrExt ) + // finally deal with the extension here: we have an added complication that + // extension may be empty (but present) as in "foo." where trailing dot + // indicates the empty extension at the end -- and hence we must remember + // that we have it independently of pstrExt + if ( posLastDot == wxString::npos ) { - if ( posLastDot == wxString::npos ) - { - // no extension - pstrExt->Empty(); - } - else - { - // take everything after the dot + // no extension + if ( pstrExt ) + pstrExt->clear(); + if ( hasExt ) + *hasExt = false; + } + else + { + // take everything after the dot + if ( pstrExt ) *pstrExt = fullpath.Mid(posLastDot + 1); - } + if ( hasExt ) + *hasExt = true; } } @@ -1674,15 +2152,17 @@ bool wxFileName::SetTimes(const wxDateTime *dtAccess, dtAccess ? &ftAccess : NULL, dtMod ? &ftWrite : NULL) ) { - return TRUE; + return true; } } } #elif defined(__UNIX_LIKE__) || (defined(__DOS__) && defined(__WATCOMC__)) + wxUnusedVar(dtCreate); + if ( !dtAccess && !dtMod ) { // can't modify the creation time anyhow, don't try - return TRUE; + return true; } // if dtAccess or dtMod is not specified, use the other one (which must be @@ -1692,15 +2172,18 @@ bool wxFileName::SetTimes(const wxDateTime *dtAccess, utm.modtime = dtMod ? dtMod->GetTicks() : dtAccess->GetTicks(); if ( utime(GetFullPath().fn_str(), &utm) == 0 ) { - return TRUE; + return true; } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to modify file times for '%s'"), GetFullPath().c_str()); - return FALSE; + return false; } bool wxFileName::Touch() @@ -1709,12 +2192,12 @@ bool wxFileName::Touch() // under Unix touching file is simple: just pass NULL to utime() if ( utime(GetFullPath().fn_str(), NULL) == 0 ) { - return TRUE; + return true; } wxLogSysError(_("Failed to touch the file '%s'"), GetFullPath().c_str()); - return FALSE; + return false; #else // other platform wxDateTime dtNow = wxDateTime::Now(); @@ -1733,7 +2216,7 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, // not 9x bool ok; FILETIME ftAccess, ftCreate, ftWrite; - if ( IsDir() ) + if ( IsDir() ) { // implemented in msw/dir.cpp extern bool wxGetDirectoryTimes(const wxString& dirname, @@ -1756,7 +2239,7 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, } else { - ok = FALSE; + ok = false; } } @@ -1769,9 +2252,10 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, if ( dtMod ) ConvertFileTimeToWx(dtMod, ftWrite); - return TRUE; + return true; } -#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || (defined(__DOS__) && defined(__WATCOMC__)) +#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || defined(__OS2__) || (defined(__DOS__) && defined(__WATCOMC__)) + // no need to test for IsDir() here wxStructStat stBuf; if ( wxStat( GetFullPath().c_str(), &stBuf) == 0 ) { @@ -1782,19 +2266,103 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, if ( dtCreate ) dtCreate->Set(stBuf.st_ctime); - return TRUE; + return true; } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to retrieve file times for '%s'"), GetFullPath().c_str()); - return FALSE; + return false; } #endif // wxUSE_DATETIME + +// ---------------------------------------------------------------------------- +// file size functions +// ---------------------------------------------------------------------------- + +/* static */ +wxULongLong wxFileName::GetSize(const wxString &filename) +{ + if (!wxFileExists(filename)) + return wxInvalidSize; + +#if defined(__WXPALMOS__) + // TODO + return wxInvalidSize; +#elif defined(__WIN32__) + wxFileHandle f(filename, wxFileHandle::Read); + if (!f.IsOk()) + return wxInvalidSize; + + DWORD lpFileSizeHigh; + DWORD ret = GetFileSize(f, &lpFileSizeHigh); + if (ret == INVALID_FILE_SIZE) + return wxInvalidSize; + + // compose the low-order and high-order byte sizes + return wxULongLong(ret | (lpFileSizeHigh << sizeof(WORD)*2)); + +#else // ! __WIN32__ + + wxStructStat st; +#ifndef wxNEED_WX_UNISTD_H + if (wxStat( filename.fn_str() , &st) != 0) +#else + if (wxStat( filename, &st) != 0) +#endif + return wxInvalidSize; + return wxULongLong(st.st_size); +#endif +} + +/* static */ +wxString wxFileName::GetHumanReadableSize(const wxULongLong &bs, + const wxString &nullsize, + int precision) +{ + static const double KILOBYTESIZE = 1024.0; + static const double MEGABYTESIZE = 1024.0*KILOBYTESIZE; + static const double GIGABYTESIZE = 1024.0*MEGABYTESIZE; + static const double TERABYTESIZE = 1024.0*GIGABYTESIZE; + + if (bs == 0 || bs == wxInvalidSize) + return nullsize; + + double bytesize = bs.ToDouble(); + if (bytesize < KILOBYTESIZE) + return wxString::Format(_("%s B"), bs.ToString().c_str()); + if (bytesize < MEGABYTESIZE) + return wxString::Format(_("%.*f kB"), precision, bytesize/KILOBYTESIZE); + if (bytesize < GIGABYTESIZE) + return wxString::Format(_("%.*f MB"), precision, bytesize/MEGABYTESIZE); + if (bytesize < TERABYTESIZE) + return wxString::Format(_("%.*f GB"), precision, bytesize/GIGABYTESIZE); + + return wxString::Format(_("%.*f TB"), precision, bytesize/TERABYTESIZE); +} + +wxULongLong wxFileName::GetSize() const +{ + return GetSize(GetFullPath()); +} + +wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision) const +{ + return GetHumanReadableSize(GetSize(), failmsg, precision); +} + + +// ---------------------------------------------------------------------------- +// Mac-specific functions +// ---------------------------------------------------------------------------- + #ifdef __WXMAC__ const short kMacExtensionMaxLength = 16 ; @@ -1804,7 +2372,7 @@ public : MacDefaultExtensionRecord() { m_ext[0] = 0 ; - m_type = m_creator = NULL ; + m_type = m_creator = 0 ; } MacDefaultExtensionRecord( const MacDefaultExtensionRecord& from ) { @@ -1824,7 +2392,6 @@ public : OSType m_creator ; } ; -#include "wx/dynarray.h" WX_DECLARE_OBJARRAY(MacDefaultExtensionRecord, MacDefaultExtensionArray) ; bool gMacDefaultExtensionsInited = false ; @@ -1835,51 +2402,64 @@ WX_DEFINE_EXPORTED_OBJARRAY(MacDefaultExtensionArray) ; MacDefaultExtensionArray gMacDefaultExtensions ; -static void MacEnsureDefaultExtensionsLoaded() +// load the default extensions +MacDefaultExtensionRecord gDefaults[] = { - if ( !gMacDefaultExtensionsInited ) - { - - // load the default extensions - MacDefaultExtensionRecord defaults[1] = - { - MacDefaultExtensionRecord( wxT("txt") , 'TEXT' , 'ttxt' ) , - - } ; - // we could load the pc exchange prefs here too + MacDefaultExtensionRecord( wxT("txt") , 'TEXT' , 'ttxt' ) , + MacDefaultExtensionRecord( wxT("tif") , 'TIFF' , '****' ) , + MacDefaultExtensionRecord( wxT("jpg") , 'JPEG' , '****' ) , +} ; - for ( size_t i = 0 ; i < WXSIZEOF( defaults ) ; ++i ) +static void MacEnsureDefaultExtensionsLoaded() +{ + if ( !gMacDefaultExtensionsInited ) { - gMacDefaultExtensions.Add( defaults[i] ) ; + // we could load the pc exchange prefs here too + for ( size_t i = 0 ; i < WXSIZEOF( gDefaults ) ; ++i ) + { + gMacDefaultExtensions.Add( gDefaults[i] ) ; + } + gMacDefaultExtensionsInited = true ; } - gMacDefaultExtensionsInited = true ; - } } + bool wxFileName::MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - fndrInfo.fdType = type ; - fndrInfo.fdCreator = creator ; - FSpSetFInfo( &spec , &fndrInfo ) ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + finfo->fileType = type ; + finfo->fileCreator = creator ; + FSSetCatalogInfo( &fsRef, kFSCatInfoFinderInfo, &catInfo ) ; + return true ; + } + } + return false ; } bool wxFileName::MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - *type = fndrInfo.fdType ; - *creator = fndrInfo.fdCreator ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + *type = finfo->fileType ; + *creator = finfo->fileCreator ; + return true ; + } + } + return false ; } bool wxFileName::MacSetDefaultTypeAndCreator()