initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/filefn.h

@@ -0,0 +1,607 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/filefn.h
+// Purpose:     File- and directory-related functions
+// Author:      Julian Smart
+// Created:     29/01/98
+// Copyright:   (c) 1998 Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef   _FILEFN_H_
+#define   _FILEFN_H_
+
+#include "wx/arrstr.h"
+
+#include <time.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#if defined(__UNIX__)
+    #include <unistd.h>
+    #include <dirent.h>
+#endif
+
+#if defined(__WINDOWS__)
+#if !defined( __GNUWIN32__ ) && !defined(__CYGWIN__)
+    #include <direct.h>
+    #include <dos.h>
+    #include <io.h>
+#endif // __WINDOWS__
+#endif // native Win compiler
+
+#include  <fcntl.h>       // O_RDONLY &c
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// MSVC doesn't define mode_t, so do it ourselves unless someone else
+// had already predefined it.
+#if defined(__VISUALC__) && !defined(wxHAS_MODE_T)
+    #define wxHAS_MODE_T
+    typedef int mode_t;
+#endif
+
+// define off_t
+#include  <sys/types.h>
+
+#if defined(__VISUALC__)
+    typedef _off_t off_t;
+#endif
+
+enum wxSeekMode
+{
+  wxFromStart,
+  wxFromCurrent,
+  wxFromEnd
+};
+
+enum wxFileKind
+{
+  wxFILE_KIND_UNKNOWN,
+  wxFILE_KIND_DISK,     // a file supporting seeking to arbitrary offsets
+  wxFILE_KIND_TERMINAL, // a tty
+  wxFILE_KIND_PIPE      // a pipe
+};
+
+// we redefine these constants here because S_IREAD &c are _not_ standard
+// however, we do assume that the values correspond to the Unix umask bits
+enum wxPosixPermissions
+{
+    // standard Posix names for these permission flags:
+    wxS_IRUSR = 00400,
+    wxS_IWUSR = 00200,
+    wxS_IXUSR = 00100,
+
+    wxS_IRGRP = 00040,
+    wxS_IWGRP = 00020,
+    wxS_IXGRP = 00010,
+
+    wxS_IROTH = 00004,
+    wxS_IWOTH = 00002,
+    wxS_IXOTH = 00001,
+
+    // longer but more readable synonyms for the constants above:
+    wxPOSIX_USER_READ = wxS_IRUSR,
+    wxPOSIX_USER_WRITE = wxS_IWUSR,
+    wxPOSIX_USER_EXECUTE = wxS_IXUSR,
+
+    wxPOSIX_GROUP_READ = wxS_IRGRP,
+    wxPOSIX_GROUP_WRITE = wxS_IWGRP,
+    wxPOSIX_GROUP_EXECUTE = wxS_IXGRP,
+
+    wxPOSIX_OTHERS_READ = wxS_IROTH,
+    wxPOSIX_OTHERS_WRITE = wxS_IWOTH,
+    wxPOSIX_OTHERS_EXECUTE = wxS_IXOTH,
+
+    // default mode for the new files: allow reading/writing them to everybody but
+    // the effective file mode will be set after anding this value with umask and
+    // so won't include wxS_IW{GRP,OTH} for the default 022 umask value
+    wxS_DEFAULT = (wxPOSIX_USER_READ | wxPOSIX_USER_WRITE | \
+                   wxPOSIX_GROUP_READ | wxPOSIX_GROUP_WRITE | \
+                   wxPOSIX_OTHERS_READ | wxPOSIX_OTHERS_WRITE),
+
+    // default mode for the new directories (see wxFileName::Mkdir): allow
+    // reading/writing/executing them to everybody, but just like wxS_DEFAULT
+    // the effective directory mode will be set after anding this value with umask
+    wxS_DIR_DEFAULT = (wxPOSIX_USER_READ | wxPOSIX_USER_WRITE | wxPOSIX_USER_EXECUTE | \
+                       wxPOSIX_GROUP_READ | wxPOSIX_GROUP_WRITE | wxPOSIX_GROUP_EXECUTE | \
+                       wxPOSIX_OTHERS_READ | wxPOSIX_OTHERS_WRITE | wxPOSIX_OTHERS_EXECUTE)
+};
+
+// ----------------------------------------------------------------------------
+// declare our versions of low level file functions: some compilers prepend
+// underscores to the usual names, some also have Unicode versions of them
+// ----------------------------------------------------------------------------
+
+#if defined(__WINDOWS__) && \
+      ( \
+        defined(__VISUALC__) || \
+        defined(__MINGW64_TOOLCHAIN__) || \
+        (defined(__MINGW32__) && !defined(__WINE__)) \
+      )
+
+    // temporary defines just used immediately below
+    #undef wxHAS_HUGE_FILES
+    #undef wxHAS_HUGE_STDIO_FILES
+
+    // detect compilers which have support for huge files
+    #if defined(__VISUALC__)
+        #define wxHAS_HUGE_FILES 1
+    #elif defined(__MINGW32__)
+        #define wxHAS_HUGE_FILES 1
+    #elif defined(_LARGE_FILES)
+        #define wxHAS_HUGE_FILES 1
+    #endif
+
+    // detect compilers which have support for huge stdio files
+    #if defined(__VISUALC__)
+        #define wxHAS_HUGE_STDIO_FILES
+        #define wxFseek _fseeki64
+        #define wxFtell _ftelli64
+    #elif wxCHECK_MINGW32_VERSION(3, 5) // mingw-runtime version (not gcc)
+        #define wxHAS_HUGE_STDIO_FILES
+
+        wxDECL_FOR_STRICT_MINGW32(int, fseeko64, (FILE*, long long, int))
+        #define wxFseek fseeko64
+
+        #ifdef wxNEEDS_STRICT_ANSI_WORKAROUNDS
+            // Unfortunately ftello64() is not defined in the library for
+            // whatever reason but as an inline function, so define wxFtell()
+            // here similarly.
+            inline long long wxFtell(FILE* fp)
+            {
+                fpos_t pos;
+                if ( fgetpos(fp, &pos) != 0 )
+                    return -1LL;
+
+                // Unfortunately our interface assumes that the file position
+                // is representable as "long long", so we have to get it from
+                // fpos_t, even though it's an opaque type. And its exact
+                // representation has changed in MinGW, so we have to test for
+                // mingwrt version.
+                #if wxCHECK_MINGW32_VERSION(5, 2)
+                    // In 5.2.2 it's a union with a __value field.
+                    return pos.__value;
+                #else
+                    // Up to 5.1.1 it was a simple typedef.
+                    return pos;
+                #endif
+            }
+        #else
+            #define wxFtell ftello64
+        #endif
+    #endif
+
+
+    // types
+
+    #ifdef wxHAS_HUGE_FILES
+        typedef wxLongLong_t wxFileOffset;
+        #define wxFileOffsetFmtSpec wxLongLongFmtSpec
+    #else
+        typedef off_t wxFileOffset;
+    #endif
+
+
+    #define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s)
+
+    #ifdef wxHAS_HUGE_FILES
+        #define wxStructStat struct _stati64
+    #else
+        #define wxStructStat struct _stat
+    #endif
+
+
+    // functions
+
+    // MSVC and compatible compilers prepend underscores to the POSIX function
+    // names, other compilers don't and even if their later versions usually do
+    // define the versions with underscores for MSVC compatibility, it's better
+    // to avoid using them as they're not present in earlier versions and
+    // always using the native functions spelling is easier than testing for
+    // the versions
+    #if defined(__MINGW64_TOOLCHAIN__)
+        #define wxPOSIX_IDENT(func)    ::func
+    #else // by default assume MSVC-compatible names
+        #define wxPOSIX_IDENT(func)    _ ## func
+        #define wxHAS_UNDERSCORES_IN_POSIX_IDENTS
+    #endif
+
+    // first functions not working with strings, i.e. without ANSI/Unicode
+    // complications
+    #define   wxClose      wxPOSIX_IDENT(close)
+
+    #define wxRead         wxPOSIX_IDENT(read)
+    #define wxWrite        wxPOSIX_IDENT(write)
+
+    #ifdef wxHAS_HUGE_FILES
+        #ifndef __MINGW64_TOOLCHAIN__
+            #define   wxSeek       wxPOSIX_IDENT(lseeki64)
+            #define   wxLseek      wxPOSIX_IDENT(lseeki64)
+            #define   wxTell       wxPOSIX_IDENT(telli64)
+        #else
+            // unfortunately, mingw-W64 is somewhat inconsistent...
+            #define   wxSeek       _lseeki64
+            #define   wxLseek      _lseeki64
+            #define   wxTell       _telli64
+        #endif
+    #else // !wxHAS_HUGE_FILES
+        #define   wxSeek       wxPOSIX_IDENT(lseek)
+        #define   wxLseek      wxPOSIX_IDENT(lseek)
+        #define   wxTell       wxPOSIX_IDENT(tell)
+    #endif // wxHAS_HUGE_FILES/!wxHAS_HUGE_FILES
+
+
+     #define   wxFsync      _commit
+
+     // could be already defined by configure (Cygwin)
+     #ifndef HAVE_FSYNC
+         #define HAVE_FSYNC
+     #endif
+
+    #define   wxEof        wxPOSIX_IDENT(eof)
+
+    // then the functions taking strings
+    #define wxCRT_Open          _wopen
+
+    wxDECL_FOR_STRICT_MINGW32(int, _wopen, (const wchar_t*, int, ...))
+    wxDECL_FOR_STRICT_MINGW32(int, _waccess, (const wchar_t*, int))
+    wxDECL_FOR_STRICT_MINGW32(int, _wchmod, (const wchar_t*, int))
+    wxDECL_FOR_STRICT_MINGW32(int, _wmkdir, (const wchar_t*))
+    wxDECL_FOR_STRICT_MINGW32(int, _wrmdir, (const wchar_t*))
+    wxDECL_FOR_STRICT_MINGW32(int, _wstati64, (const wchar_t*, struct _stati64*))
+
+    #define   wxCRT_Access      _waccess
+    #define   wxCRT_Chmod       _wchmod
+    #define   wxCRT_MkDir       _wmkdir
+    #define   wxCRT_RmDir       _wrmdir
+    #ifdef wxHAS_HUGE_FILES
+        #define   wxCRT_Stat        _wstati64
+    #else
+        #define   wxCRT_Stat        _wstat
+    #endif
+
+
+    // constants (unless already defined by the user code)
+    #ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS
+        #ifndef O_RDONLY
+            #define   O_RDONLY    _O_RDONLY
+            #define   O_WRONLY    _O_WRONLY
+            #define   O_RDWR      _O_RDWR
+            #define   O_EXCL      _O_EXCL
+            #define   O_CREAT     _O_CREAT
+            #define   O_BINARY    _O_BINARY
+        #endif
+
+        #ifndef S_IFMT
+            #define   S_IFMT      _S_IFMT
+            #define   S_IFDIR     _S_IFDIR
+            #define   S_IFREG     _S_IFREG
+        #endif
+    #endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS
+
+    #ifdef wxHAS_HUGE_FILES
+        // wxFile is present and supports large files.
+        #if wxUSE_FILE
+            #define wxHAS_LARGE_FILES
+        #endif
+        // wxFFile is present and supports large files
+        #if wxUSE_FFILE && defined wxHAS_HUGE_STDIO_FILES
+            #define wxHAS_LARGE_FFILES
+        #endif
+    #endif
+
+    // private defines, undefine so that nobody gets tempted to use
+    #undef wxHAS_HUGE_FILES
+    #undef wxHAS_HUGE_STDIO_FILES
+#else // Unix or Windows using unknown compiler, assume POSIX supported
+    typedef off_t wxFileOffset;
+    #ifdef HAVE_LARGEFILE_SUPPORT
+        #define wxFileOffsetFmtSpec wxLongLongFmtSpec
+        wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t),
+                                BadFileSizeType );
+        // wxFile is present and supports large files
+        #if wxUSE_FILE
+            #define wxHAS_LARGE_FILES
+        #endif
+        // wxFFile is present and supports large files
+        #if wxUSE_FFILE && (SIZEOF_LONG == 8 || defined HAVE_FSEEKO)
+            #define wxHAS_LARGE_FFILES
+        #endif
+        #ifdef HAVE_FSEEKO
+            #define wxFseek fseeko
+            #define wxFtell ftello
+        #endif
+    #else
+        #define wxFileOffsetFmtSpec wxT("")
+    #endif
+    // functions
+    #define   wxClose      close
+    #define   wxRead       ::read
+    #define   wxWrite      ::write
+    #define   wxLseek      lseek
+    #define   wxSeek       lseek
+    #define   wxFsync      fsync
+    #define   wxEof        eof
+    #define   wxCRT_MkDir      mkdir
+    #define   wxCRT_RmDir      rmdir
+
+    #define   wxTell(fd)   lseek(fd, 0, SEEK_CUR)
+
+    #define   wxStructStat struct stat
+
+    #define   wxCRT_Open       open
+    #define   wxCRT_Stat       stat
+    #define   wxCRT_Lstat      lstat
+    #define   wxCRT_Access     access
+    #define   wxCRT_Chmod      chmod
+
+    #define   wxCRT_Readlink   readlink
+
+    #define wxHAS_NATIVE_LSTAT
+    #define wxHAS_NATIVE_READLINK
+#endif // platforms
+
+// if the platform doesn't have symlinks, define wxCRT_Lstat to be the same as
+// wxCRT_Stat to avoid #ifdefs in the code using it
+#ifndef wxHAS_NATIVE_LSTAT
+    #define wxCRT_Lstat wxCRT_Stat
+#endif
+
+// define wxFseek/wxFtell to large file versions if available (done above) or
+// to fseek/ftell if not, to save ifdefs in using code
+#ifndef wxFseek
+    #define wxFseek fseek
+#endif
+#ifndef wxFtell
+    #define wxFtell ftell
+#endif
+
+inline int wxAccess(const wxString& path, mode_t mode)
+    { return wxCRT_Access(path.fn_str(), mode); }
+inline int wxChmod(const wxString& path, mode_t mode)
+    { return wxCRT_Chmod(path.fn_str(), mode); }
+inline int wxOpen(const wxString& path, int flags, mode_t mode)
+    { return wxCRT_Open(path.fn_str(), flags, mode); }
+
+#if defined(wxHAS_NATIVE_READLINK)
+inline ssize_t wxReadlink(const wxString& path, char* buf, int size)
+    { return wxCRT_Readlink(path.fn_str(), buf, size); }
+#endif
+
+inline int wxStat(const wxString& path, wxStructStat *buf)
+    { return wxCRT_Stat(path.fn_str(), buf); }
+inline int wxLstat(const wxString& path, wxStructStat *buf)
+    { return wxCRT_Lstat(path.fn_str(), buf); }
+inline int wxRmDir(const wxString& path)
+    { return wxCRT_RmDir(path.fn_str()); }
+#if (defined(__WINDOWS__) && !defined(__CYGWIN__))
+inline int wxMkDir(const wxString& path, mode_t WXUNUSED(mode) = 0)
+    { return wxCRT_MkDir(path.fn_str()); }
+#else
+inline int wxMkDir(const wxString& path, mode_t mode)
+    { return wxCRT_MkDir(path.fn_str(), mode); }
+#endif
+
+#ifdef O_BINARY
+    #define wxO_BINARY O_BINARY
+#else
+    #define wxO_BINARY 0
+#endif
+
+const int wxInvalidOffset = -1;
+
+// ----------------------------------------------------------------------------
+// functions
+// ----------------------------------------------------------------------------
+WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename);
+
+// does the path exist? (may have or not '/' or '\\' at the end)
+WXDLLIMPEXP_BASE bool wxDirExists(const wxString& pathName);
+
+WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename);
+
+// Get filename
+WXDLLIMPEXP_BASE wxChar* wxFileNameFromPath(wxChar *path);
+WXDLLIMPEXP_BASE wxString wxFileNameFromPath(const wxString& path);
+
+// Get directory
+WXDLLIMPEXP_BASE wxString wxPathOnly(const wxString& path);
+
+// Get first file name matching given wild card.
+// Flags are reserved for future use.
+#define wxFILE  1
+#define wxDIR   2
+WXDLLIMPEXP_BASE wxString wxFindFirstFile(const wxString& spec, int flags = wxFILE);
+WXDLLIMPEXP_BASE wxString wxFindNextFile();
+
+// Does the pattern contain wildcards?
+WXDLLIMPEXP_BASE bool wxIsWild(const wxString& pattern);
+
+// Does the pattern match the text (usually a filename)?
+// If dot_special is true, doesn't match * against . (eliminating
+// `hidden' dot files)
+WXDLLIMPEXP_BASE bool wxMatchWild(const wxString& pattern,  const wxString& text, bool dot_special = true);
+
+// Concatenate two files to form third
+WXDLLIMPEXP_BASE bool wxConcatFiles(const wxString& src1, const wxString& src2, const wxString& dest);
+
+// Copy file
+WXDLLIMPEXP_BASE bool wxCopyFile(const wxString& src, const wxString& dest,
+                                 bool overwrite = true);
+
+// Remove file
+WXDLLIMPEXP_BASE bool wxRemoveFile(const wxString& file);
+
+// Rename file
+WXDLLIMPEXP_BASE bool wxRenameFile(const wxString& oldpath, const wxString& newpath, bool overwrite = true);
+
+// Get current working directory.
+WXDLLIMPEXP_BASE wxString wxGetCwd();
+
+// Set working directory
+WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d);
+
+// Make directory
+WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = wxS_DIR_DEFAULT);
+
+// Remove directory. Flags reserved for future use.
+WXDLLIMPEXP_BASE bool wxRmdir(const wxString& dir, int flags = 0);
+
+// Return the type of an open file
+WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(int fd);
+WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(FILE *fp);
+
+// permissions; these functions work both on files and directories:
+WXDLLIMPEXP_BASE bool wxIsWritable(const wxString &path);
+WXDLLIMPEXP_BASE bool wxIsReadable(const wxString &path);
+WXDLLIMPEXP_BASE bool wxIsExecutable(const wxString &path);
+
+// ----------------------------------------------------------------------------
+// separators in file names
+// ----------------------------------------------------------------------------
+
+// between file name and extension
+#define wxFILE_SEP_EXT        wxT('.')
+
+// between drive/volume name and the path
+#define wxFILE_SEP_DSK        wxT(':')
+
+// between the path components
+#define wxFILE_SEP_PATH_DOS   wxT('\\')
+#define wxFILE_SEP_PATH_UNIX  wxT('/')
+#define wxFILE_SEP_PATH_MAC   wxT(':')
+#define wxFILE_SEP_PATH_VMS   wxT('.') // VMS also uses '[' and ']'
+
+// separator in the path list (as in PATH environment variable)
+// there is no PATH variable in Classic Mac OS so just use the
+// semicolon (it must be different from the file name separator)
+// NB: these are strings and not characters on purpose!
+#define wxPATH_SEP_DOS        wxT(";")
+#define wxPATH_SEP_UNIX       wxT(":")
+#define wxPATH_SEP_MAC        wxT(";")
+
+// platform independent versions
+#if defined(__UNIX__)
+  // CYGWIN also uses UNIX settings
+  #define wxFILE_SEP_PATH     wxFILE_SEP_PATH_UNIX
+  #define wxPATH_SEP          wxPATH_SEP_UNIX
+#elif defined(__MAC__)
+  #define wxFILE_SEP_PATH     wxFILE_SEP_PATH_MAC
+  #define wxPATH_SEP          wxPATH_SEP_MAC
+#else   // Windows
+  #define wxFILE_SEP_PATH     wxFILE_SEP_PATH_DOS
+  #define wxPATH_SEP          wxPATH_SEP_DOS
+#endif  // Unix/Windows
+
+// this is useful for wxString::IsSameAs(): to compare two file names use
+// filename1.IsSameAs(filename2, wxARE_FILENAMES_CASE_SENSITIVE)
+#if defined(__UNIX__) && !defined(__DARWIN__)
+  #define wxARE_FILENAMES_CASE_SENSITIVE  true
+#else   // Windows and OSX
+  #define wxARE_FILENAMES_CASE_SENSITIVE  false
+#endif  // Unix/Windows
+
+// is the char a path separator?
+inline bool wxIsPathSeparator(wxChar c)
+{
+    // under DOS/Windows we should understand both Unix and DOS file separators
+#if defined(__UNIX__) || defined(__MAC__)
+    return c == wxFILE_SEP_PATH;
+#else
+    return c == wxFILE_SEP_PATH_DOS || c == wxFILE_SEP_PATH_UNIX;
+#endif
+}
+
+// does the string ends with path separator?
+WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxString& filename);
+
+// find a file in a list of directories, returns false if not found
+WXDLLIMPEXP_BASE bool wxFindFileInPath(wxString *pStr, const wxString& szPath, const wxString& szFile);
+
+// Get the OS directory if appropriate (such as the Windows directory).
+// On non-Windows platform, probably just return the empty string.
+WXDLLIMPEXP_BASE wxString wxGetOSDirectory();
+
+#if wxUSE_DATETIME
+
+// Get file modification time
+WXDLLIMPEXP_BASE time_t wxFileModificationTime(const wxString& filename);
+
+#endif // wxUSE_DATETIME
+
+// Parses the wildCard, returning the number of filters.
+// Returns 0 if none or if there's a problem,
+// The arrays will contain an equal number of items found before the error.
+// wildCard is in the form:
+// "All files (*)|*|Image Files (*.jpeg *.png)|*.jpg;*.png"
+WXDLLIMPEXP_BASE int wxParseCommonDialogsFilter(const wxString& wildCard, wxArrayString& descriptions, wxArrayString& filters);
+
+// ----------------------------------------------------------------------------
+// classes
+// ----------------------------------------------------------------------------
+
+#ifdef __UNIX__
+
+// set umask to the given value in ctor and reset it to the old one in dtor
+class WXDLLIMPEXP_BASE wxUmaskChanger
+{
+public:
+    // change the umask to the given one if it is not -1: this allows to write
+    // the same code whether you really want to change umask or not, as is in
+    // wxFileConfig::Flush() for example
+    wxUmaskChanger(int umaskNew)
+    {
+        m_umaskOld = umaskNew == -1 ? -1 : (int)umask((mode_t)umaskNew);
+    }
+
+    ~wxUmaskChanger()
+    {
+        if ( m_umaskOld != -1 )
+            umask((mode_t)m_umaskOld);
+    }
+
+private:
+    int m_umaskOld;
+};
+
+// this macro expands to an "anonymous" wxUmaskChanger object under Unix and
+// nothing elsewhere
+#define wxCHANGE_UMASK(m) wxUmaskChanger wxMAKE_UNIQUE_NAME(umaskChanger_)(m)
+
+#else // !__UNIX__
+
+#define wxCHANGE_UMASK(m)
+
+#endif // __UNIX__/!__UNIX__
+
+
+// Path searching
+class WXDLLIMPEXP_BASE wxPathList : public wxArrayString
+{
+public:
+    wxPathList() = default;
+    wxPathList(const wxArrayString &arr)
+        { Add(arr); }
+
+    // Adds all paths in environment variable
+    void AddEnvList(const wxString& envVariable);
+
+    // Adds given path to this list
+    bool Add(const wxString& path);
+    void Add(const wxArrayString &paths);
+
+    // Find the first full path for which the file exists
+    wxString FindValidPath(const wxString& filename) const;
+
+    // Find the first full path for which the file exists; ensure it's an
+    // absolute path that gets returned.
+    wxString FindAbsoluteValidPath(const wxString& filename) const;
+
+    // Given full path and filename, add path to list
+    bool EnsureFileAccessible(const wxString& path);
+};
+
+#endif // _WX_FILEFN_H_