X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6dad7fff043b4de3dc6b584c68281588d10191b2..87d34730704b8dc72402ad091251b1178b16ecc7:/include/wx/filefn.h diff --git a/include/wx/filefn.h b/include/wx/filefn.h index 7573a31f62..466adfaa7d 100644 --- a/include/wx/filefn.h +++ b/include/wx/filefn.h @@ -168,13 +168,9 @@ enum wxFileKind #undef wxHAS_HUGE_FILES - // detect compilers which have support for huge files (notice that the - // MSVC falls under _INTEGRAL_MAX_BITS >= 64 branch, so we don't have to - // test for it explicitly) - #if defined(_INTEGRAL_MAX_BITS) - #if _INTEGRAL_MAX_BITS >= 64 - #define wxHAS_HUGE_FILES 1 - #endif + // 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) @@ -185,12 +181,6 @@ enum wxFileKind // huge file support (or at least not all functions needed for it by wx) // currently - - // functions - #if defined(__BORLANDC__) || defined(__WATCOMC__) - #define _tell tell - #endif - #ifdef wxHAS_HUGE_FILES typedef wxLongLong_t wxFileOffset; #define wxFileOffsetFmtSpec wxLongLongFmtSpec @@ -198,7 +188,33 @@ enum wxFileKind typedef off_t wxFileOffset; #endif - #define wxClose _close + + // 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(__BORLANDC__) || defined(__DMC__) || defined(__WATCOMC__) + #define wxPOSIX_IDENT(func) ::func + #else // by default assume MSVC-compatible names + #define wxPOSIX_IDENT(func) _ ## func + #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) #if defined(__MWERKS__) #if __MSL__ >= 0x6000 @@ -210,33 +226,33 @@ enum wxFileKind #define wxWrite(fd, buf, nCount)\ _write(fd, (const char *)buf, nCount) #endif - #else - #if defined(__DMC__) || defined(__WATCOMC__) - #define wxRead ::read - #define wxWrite ::write - #else - #define wxRead _read - #define wxWrite _write - #endif + #else // __MWERKS__ + #define wxRead wxPOSIX_IDENT(read) + #define wxWrite wxPOSIX_IDENT(write) #endif + #ifdef wxHAS_HUGE_FILES - #define wxSeek _lseeki64 - #define wxLseek _lseeki64 - #define wxTell _telli64 + #define wxSeek wxPOSIX_IDENT(lseeki64) + #define wxLseek wxPOSIX_IDENT(lseeki64) + #define wxTell wxPOSIX_IDENT(telli64) #else // !wxHAS_HUGE_FILES - #define wxSeek _lseek - #define wxLseek _lseek - #define wxTell _tell + #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 + #ifndef __WATCOMC__ + #if !defined(__BORLANDC__) || (__BORLANDC__ > 0x540) + // NB: this one is not POSIX and always has the underscore + #define wxFsync _commit - #if defined(__WATCOMC__) - #define wxEof ::eof - #else - #define wxEof _eof + #define HAVE_FSYNC + #endif // BORLANDC #endif + #define wxEof wxPOSIX_IDENT(eof) + + // then the functions taking strings #if wxUSE_UNICODE #if wxUSE_UNICODE_MSLU // implement the missing file functions in Win9x ourselves @@ -245,17 +261,19 @@ enum wxFileKind || ( defined(__MWERKS__) && defined(__WXMSW__) ) \ || ( defined(__BORLANDC__) && (__BORLANDC__ > 0x460) ) \ || defined(__DMC__) - #ifdef __BORLANDC__ - // BCC has _stati64() function but struct stati64 - #define _stati64 stati64 - #endif // __BORLANDC__ - 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__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, struct _stat *buffer); - WXDLLIMPEXP_BASE int wxMSLU__wstati64(const wxChar *name, struct _stati64 *buffer); + + 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 #define wxOpen wxMSLU__wopen @@ -268,34 +286,43 @@ enum wxFileKind #else #define wxStat wxMSLU__wstat #endif - #else - #define wxOpen _wopen - #define wxAccess _waccess - #define wxMkDir _wmkdir - #define wxRmDir _wrmdir - #ifdef wxHAS_HUGE_FILES - #define wxStat _wstati64 + #else // !wxUSE_UNICODE_MSLU + #ifdef __BORLANDC__ + #if __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551 + WXDLLIMPEXP_BASE int wxOpen(const wxChar *pathname, + int flags, mode_t mode); + #else + #define wxOpen _wopen + #endif + #define wxAccess _waccess + #define wxMkDir _wmkdir + #define wxRmDir _wrmdir + #ifdef wxHAS_HUGE_FILES + #define wxStat _wstati64 + #else + #define wxStat _wstat + #endif #else - #define wxStat _wstat + #define wxOpen _wopen + #define wxAccess _waccess + #define wxMkDir _wmkdir + #define wxRmDir _wrmdir + #ifdef wxHAS_HUGE_FILES + #define wxStat _wstati64 + #else + #define wxStat _wstat + #endif #endif - #endif + #endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU #else // !wxUSE_UNICODE - #ifdef __BORLANDC__ - #define wxOpen open - #else - #define wxOpen _open - #endif - #define wxAccess _access - #define wxMkDir _mkdir - #ifdef __WATCOMC__ - #define wxRmDir rmdir - #else - #define wxRmDir _rmdir - #endif + #define wxOpen wxPOSIX_IDENT(open) + #define wxAccess wxPOSIX_IDENT(access) + #define wxMkDir wxPOSIX_IDENT(mkdir) + #define wxRmDir wxPOSIX_IDENT(rmdir) #ifdef wxHAS_HUGE_FILES - #define wxStat _stati64 + #define wxStat wxPOSIX_IDENT(stati64) #else - #define wxStat _stat + #define wxStat wxPOSIX_IDENT(stat) #endif #endif // wxUSE_UNICODE/!wxUSE_UNICODE @@ -317,7 +344,7 @@ enum wxFileKind #endif // constants (unless already defined by the user code) - #if !defined(__BORLANDC__) && !defined(__WATCOMC__) + #ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS #ifndef O_RDONLY #define O_RDONLY _O_RDONLY #define O_WRONLY _O_WRONLY @@ -332,7 +359,7 @@ enum wxFileKind #define S_IFDIR _S_IFDIR #define S_IFREG _S_IFREG #endif - #endif + #endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS #ifdef wxHAS_HUGE_FILES // wxFile is present and supports large files. Currently wxFFile @@ -425,7 +452,7 @@ const int wxInvalidOffset = -1; WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename); // does the path exist? (may have or not '/' or '\\' at the end) -WXDLLIMPEXP_BASE bool wxDirExists(const wxChar *pszPathName); +WXDLLIMPEXP_BASE bool wxDirExists(const wxString& pathName); WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename); @@ -673,7 +700,7 @@ public: void AddEnvList(const wxString& envVariable); // Adds given path to this list - void Add(const wxString& path); + bool Add(const wxString& path); void Add(const wxArrayString &paths); // Find the first full path for which the file exists @@ -684,10 +711,12 @@ public: wxString FindAbsoluteValidPath(const wxString& filename) const; // Given full path and filename, add path to list - void EnsureFileAccessible(const wxString& path); + bool EnsureFileAccessible(const wxString& path); +#if WXWIN_COMPATIBILITY_2_6 // Returns true if the path is in the list wxDEPRECATED( bool Member(const wxString& path) const ); +#endif }; #endif // _WX_FILEFN_H_