X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d3b9f782ef3949f583e8ac53795d36787f044fc3..5cbda74b6606482f5286a5599fc60f3f91995a52:/include/wx/filefn.h diff --git a/include/wx/filefn.h b/include/wx/filefn.h index c64db53235..79d20a0d1b 100644 --- a/include/wx/filefn.h +++ b/include/wx/filefn.h @@ -134,6 +134,51 @@ enum wxFileKind 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 @@ -143,7 +188,7 @@ enum wxFileKind // Implemented in filefnwce.cpp #if defined( __WXWINCE__) typedef __int64 wxFileOffset; - #define wxFileOffsetFmtSpec _("I64") + #define wxFileOffsetFmtSpec wxT("I64") WXDLLIMPEXP_BASE int wxCRT_Open(const wxChar *filename, int oflag, int WXUNUSED(pmode)); WXDLLIMPEXP_BASE int wxCRT_Access(const wxChar *name, int WXUNUSED(how)); WXDLLIMPEXP_BASE int wxClose(int fd); @@ -172,7 +217,9 @@ enum wxFileKind defined(__BORLANDC__) \ ) + // 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__) @@ -183,10 +230,23 @@ enum wxFileKind #define wxHAS_HUGE_FILES 1 #endif + // detect compilers which have support for huge stdio files + #if wxCHECK_VISUALC_VERSION(8) + #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 + #define wxFseek fseeko64 + #define wxFtell ftello64 + #endif + // other Windows compilers (DMC, Watcom, Metrowerks and Borland) don't have // huge file support (or at least not all functions needed for it by wx) // currently + // types + #ifdef wxHAS_HUGE_FILES typedef wxLongLong_t wxFileOffset; #define wxFileOffsetFmtSpec wxLongLongFmtSpec @@ -194,6 +254,46 @@ enum wxFileKind typedef off_t wxFileOffset; #endif + // at least Borland 5.5 doesn't like "struct ::stat" so don't use the scope + // resolution operator present in wxPOSIX_IDENT for it + #ifdef __BORLANDC__ + #define wxPOSIX_STRUCT(s) struct s + #else + #define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s) + #endif + + // Notice that Watcom is the only compiler to have a wide char + // version of struct stat as well as a wide char stat function variant. + // This was dropped since OW 1.4 "for consistency across platforms". + // + // Borland is also special in that it uses _stat with Unicode functions + // (for MSVC compatibility?) but stat with ANSI ones + #ifdef __BORLANDC__ + #if wxHAS_HUGE_FILES + #define wxStructStat struct stati64 + #else + #if wxUSE_UNICODE + #define wxStructStat struct _stat + #else + #define wxStructStat struct stat + #endif + #endif + #else // !__BORLANDC__ + #ifdef wxHAS_HUGE_FILES + #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) + #define wxStructStat struct _wstati64 + #else + #define wxStructStat struct _stati64 + #endif + #else + #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) + #define wxStructStat struct _wstat + #else + #define wxStructStat struct _stat + #endif + #endif + #endif // __BORLANDC__/!__BORLANDC__ + // functions @@ -210,14 +310,6 @@ enum wxFileKind #define wxHAS_UNDERSCORES_IN_POSIX_IDENTS #endif - // at least Borland 5.5 doesn't like "struct ::stat" so don't use the scope - // resolution operator present in wxPOSIX_IDENT for it - #ifdef __BORLANDC__ - #define wxPOSIX_STRUCT(s) struct s - #else - #define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s) - #endif - // first functions not working with strings, i.e. without ANSI/Unicode // complications #define wxClose wxPOSIX_IDENT(close) @@ -269,111 +361,80 @@ enum wxFileKind #define wxEof wxPOSIX_IDENT(eof) // then the functions taking strings + + // first the ANSI versions + #define wxCRT_OpenA wxPOSIX_IDENT(open) + #define wxCRT_AccessA wxPOSIX_IDENT(access) + #define wxCRT_MkDirA wxPOSIX_IDENT(mkdir) + #define wxCRT_RmDirA wxPOSIX_IDENT(rmdir) + #ifdef wxHAS_HUGE_FILES + #define wxCRT_StatA wxPOSIX_IDENT(stati64) + #else + // Unfortunately Watcom is not consistent + #if defined(__OS2__) && defined(__WATCOMC__) + #define wxCRT_StatA _stat + #else + #define wxCRT_StatA wxPOSIX_IDENT(stat) + #endif + #endif + + // then wide char ones + #if wxUSE_UNICODE + // special workaround for buggy wopen() in bcc 5.5 + #if defined(__BORLANDC__) && \ + (__BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551) + WXDLLIMPEXP_BASE int wxCRT_OpenW(const wxChar *pathname, + int flags, mode_t mode); + #else + #define wxCRT_OpenW _wopen + #endif + + #define wxCRT_AccessW _waccess + #define wxCRT_MkDirW _wmkdir + #define wxCRT_RmDirW _wrmdir + #ifdef wxHAS_HUGE_FILES + #define wxCRT_StatW _wstati64 + #else + #define wxCRT_StatW _wstat + #endif + #endif // wxUSE_UNICODE + + + // finally the default char-type versions #if wxUSE_UNICODE - #if wxUSE_UNICODE_MSLU + #if wxUSE_UNICODE_MSLU || defined(__WX_STRICT_ANSI_GCC__) // implement the missing file functions in Win9x ourselves - #if defined( __VISUALC__ ) \ - || ( defined(__MINGW32__) && wxCHECK_W32API_VERSION( 0, 5 ) ) \ - || ( defined(__MWERKS__) && defined(__WXMSW__) ) \ - || ( defined(__BORLANDC__) && (__BORLANDC__ > 0x460) ) \ - || defined(__DMC__) - - WXDLLIMPEXP_BASE int wxMSLU__wopen(const wxChar *name, - int flags, int mode); - WXDLLIMPEXP_BASE int wxMSLU__waccess(const wxChar *name, - int mode); - WXDLLIMPEXP_BASE int wxMSLU__wmkdir(const wxChar *name); - WXDLLIMPEXP_BASE int wxMSLU__wrmdir(const wxChar *name); - - WXDLLIMPEXP_BASE int - wxMSLU__wstat(const wxChar *name, wxPOSIX_STRUCT(stat) *buffer); - WXDLLIMPEXP_BASE int - wxMSLU__wstati64(const wxChar *name, - wxPOSIX_STRUCT(stati64) *buffer); - #endif // Windows compilers with MSLU support + WXDLLIMPEXP_BASE int wxMSLU__wopen(const wxChar *name, + int flags, int mode); + WXDLLIMPEXP_BASE int wxMSLU__waccess(const wxChar *name, + int mode); + WXDLLIMPEXP_BASE int wxMSLU__wmkdir(const wxChar *name); + WXDLLIMPEXP_BASE int wxMSLU__wrmdir(const wxChar *name); + + WXDLLIMPEXP_BASE int + wxMSLU__wstat(const wxChar *name, wxStructStat *buffer); #define wxCRT_Open wxMSLU__wopen #define wxCRT_Access wxMSLU__waccess #define wxCRT_MkDir wxMSLU__wmkdir #define wxCRT_RmDir wxMSLU__wrmdir - #ifdef wxHAS_HUGE_FILES - #define wxCRT_Stat wxMSLU__wstati64 - #else - #define wxCRT_Stat wxMSLU__wstat - #endif + #define wxCRT_Stat wxMSLU__wstat #else // !wxUSE_UNICODE_MSLU - #ifdef __BORLANDC__ - #if __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551 - WXDLLIMPEXP_BASE int wxCRT_Open(const wxChar *pathname, - int flags, mode_t mode); - #else - #define wxCRT_Open _wopen - #endif - #define wxCRT_Access _waccess - #define wxCRT_MkDir _wmkdir - #define wxCRT_RmDir _wrmdir - #ifdef wxHAS_HUGE_FILES - #define wxCRT_Stat _wstati64 - #else - #define wxCRT_Stat _wstat - #endif - #else - #define wxCRT_Open _wopen - #define wxCRT_Access _waccess - #define wxCRT_MkDir _wmkdir - #define wxCRT_RmDir _wrmdir - #ifdef wxHAS_HUGE_FILES - #define wxCRT_Stat _wstati64 - #else - #define wxCRT_Stat _wstat - #endif - #endif + #define wxCRT_Open wxCRT_OpenW + #define wxCRT_Access wxCRT_AccessW + #define wxCRT_MkDir wxCRT_MkDirW + #define wxCRT_RmDir wxCRT_RmDirW + #define wxCRT_Stat wxCRT_StatW #endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU #else // !wxUSE_UNICODE - #define wxCRT_Open wxPOSIX_IDENT(open) - #define wxCRT_Access wxPOSIX_IDENT(access) - #define wxCRT_MkDir wxPOSIX_IDENT(mkdir) - #define wxCRT_RmDir wxPOSIX_IDENT(rmdir) - #ifdef wxHAS_HUGE_FILES - #define wxCRT_Stat wxPOSIX_IDENT(stati64) - #else - // Unfortunately Watcom is not consistent, so:- - #if defined(__OS2__) && defined(__WATCOMC__) - #define wxCRT_Stat _stat - #else - #define wxCRT_Stat wxPOSIX_IDENT(stat) - #endif - #endif + #define wxCRT_Open wxCRT_OpenA + #define wxCRT_Access wxCRT_AccessA + #define wxCRT_MkDir wxCRT_MkDirA + #define wxCRT_RmDir wxCRT_RmDirA + #define wxCRT_Stat wxCRT_StatA #endif // wxUSE_UNICODE/!wxUSE_UNICODE - // Types: Notice that Watcom is the only compiler to have a wide char - // version of struct stat as well as a wide char stat function variant. - // This was dropped since OW 1.4 "for consistency across platforms". - // - // Borland is also special in that it uses _stat with Unicode functions - // (for MSVC compatibility?) but stat with ANSI ones - #ifdef __BORLANDC__ - #if wxUSE_UNICODE - #define wxStructStat struct _stat - #else - #define wxStructStat struct stat - #endif - #else // !__BORLANDC__ - #ifdef wxHAS_HUGE_FILES - #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) - #define wxStructStat struct _wstati64 - #else - #define wxStructStat struct _stati64 - #endif - #else - #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) - #define wxStructStat struct _wstat - #else - #define wxStructStat struct _stat - #endif - #endif - #endif // __BORLANDC__/!__BORLANDC__ // constants (unless already defined by the user code) #ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS @@ -394,16 +455,19 @@ enum wxFileKind #endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS #ifdef wxHAS_HUGE_FILES - // wxFile is present and supports large files. Currently wxFFile - // doesn't have large file support with any Windows compiler (even - // Win64 ones). + // 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 - // it's a private define, undefine it so that nobody gets tempted to use it + // private defines, undefine so that nobody gets tempted to use #undef wxHAS_HUGE_FILES + #undef wxHAS_HUGE_STDIO_FILES #elif defined (__WXPALMOS__) typedef off_t wxFileOffset; #ifdef _LARGE_FILES @@ -418,7 +482,7 @@ enum wxFileKind #define wxHAS_LARGE_FFILES #endif #else - #define wxFileOffsetFmtSpec _T("") + #define wxFileOffsetFmtSpec wxT("") #endif #define wxClose close #define wxRead ::read @@ -443,20 +507,24 @@ enum wxFileKind #define wxHAS_NATIVE_LSTAT #else // Unix or Windows using unknown compiler, assume POSIX supported typedef off_t wxFileOffset; - #ifdef _LARGE_FILES + #ifdef HAVE_LARGEFILE_SUPPORT #define wxFileOffsetFmtSpec wxLongLongFmtSpec wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t), BadFileSizeType ); // wxFile is present and supports large files - #ifdef wxUSE_FILE + #if wxUSE_FILE #define wxHAS_LARGE_FILES #endif // wxFFile is present and supports large files - #if SIZEOF_LONG == 8 || defined HAVE_FSEEKO + #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 _T("") + #define wxFileOffsetFmtSpec wxT("") #endif // functions #define wxClose close @@ -488,6 +556,15 @@ enum wxFileKind #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 wxOpen(const wxString& path, int flags, mode_t mode) @@ -501,7 +578,8 @@ 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(__OS2__) && defined(__WATCOMC__)) +#if (defined(__WINDOWS__) && !defined(__CYGWIN__)) \ + || (defined(__OS2__) && defined(__WATCOMC__)) inline int wxMkDir(const wxString& path, mode_t WXUNUSED(mode) = 0) { return wxCRT_MkDir(path.fn_str()); } #else @@ -555,10 +633,11 @@ wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE void wxUnix2DosFilename(wchar_t *s) ); // Strip the extension, in situ +// Deprecated in favour of wxFileName::StripExtension() but notice that their +// behaviour is slightly different, see the manual wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(char *buffer) ); wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(wchar_t *buffer) ); wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(wxString& buffer) ); - // DEPRECATED: construct a wxFileName, use ClearExt() and then GetFullPath() // Get a temporary filename wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE wxChar* wxGetTempFileName(const wxString& prefix, wxChar *buf = NULL) ); @@ -633,7 +712,7 @@ WXDLLIMPEXP_BASE wxString wxGetCwd(); WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d); // Make directory -WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = 0777); +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); @@ -721,6 +800,7 @@ WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxString& filename); #if WXWIN_COMPATIBILITY_2_8 // split the full path into path (including drive for DOS), name and extension // (understands both '/' and '\\') +// Deprecated in favour of wxFileName::SplitPath wxDEPRECATED( WXDLLIMPEXP_BASE void wxSplitPath(const wxString& fileName, wxString *pstrPath, wxString *pstrName,