#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)
// 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
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
+
+
+ // first functions not working with strings, i.e. without ANSI/Unicode
+ // complications
+ #define wxClose wxPOSIX_IDENT(close)
#if defined(__MWERKS__)
#if __MSL__ >= 0x6000
#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
- #include "wx/msw/mslu.h"
+ // 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,
+ struct wxPOSIX_IDENT(stat) *buffer);
+ WXDLLIMPEXP_BASE int
+ wxMSLU__wstati64(const wxChar *name,
+ struct wxPOSIX_IDENT(stati64) *buffer);
+ #endif // Windows compilers with MSLU support
#define wxOpen wxMSLU__wopen
#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 _mkdir
+ #define wxRmDir _rmdir
+ #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
#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
#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
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
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_
projects / wxWidgets.git / blobdiff