Reword the comment again. I forgot to save before committing.

[wxWidgets.git] / include / wx / wxcrtvararg.h

diff --git a/include/wx/wxcrtvararg.h b/include/wx/wxcrtvararg.h
index 9a9aa4cc5a0a2b8ac9847d36eabcf3fdace54697..2e52bb23df09df3ec17872b4f258004c5dabdf47 100644 (file)
--- a/include/wx/wxcrtvararg.h
+++ b/include/wx/wxcrtvararg.h
@@ -63,12 +63,21 @@
 #endif
 
 /*
-   MinGW MSVCRT has non-standard vswprintf() (for MSVC compatibility
-   presumably) and normally _vsnwprintf() is used instead
+   mingw32 normally uses MSVCRT which has non-standard vswprintf() and so
+   normally _vsnwprintf() is used instead, the only exception is when mingw32
+   is used with STLPort which does have a standard vswprintf() starting from
+   version 5.1 which we can use.
  */
-#if defined(HAVE_VSWPRINTF) && defined(__MINGW32__)
-    #undef HAVE_VSWPRINTF
-#endif
+#ifdef __MINGW32__
+    #if defined(_STLPORT_VERSION) && _STLPORT_VERSION >= 0x510
+        #ifndef HAVE_VSWPRINTF
+            #define HAVE_VSWPRINTF
+        #endif
+    #elif defined(HAVE_VSWPRINTF)
+        /* can't use non-standard vswprintf() */
+        #undef HAVE_VSWPRINTF
+    #endif
+#endif /* __MINGW32__ */
 
 #if defined(__WATCOMC__)
     #define HAVE_VSWPRINTF 1
@@ -187,6 +196,9 @@
 #if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_WPRINTF)
     #define wxNEED_WPRINTF
 #endif
+#if wxUSE_UNICODE && !defined(wxHAVE_TCHAR_SUPPORT) && !defined(HAVE_VSWSCANF)
+    #define wxNEED_VSWSCANF
+#endif
 
 
 #if defined(wxNEED_WPRINTF)
@@ -205,7 +217,7 @@
     #define wxCRT_PrintfW       wprintf
     #define wxCRT_VfprintfW     vfwprintf
     #define wxCRT_VprintfW      vwprintf
-    
+
     #if defined(__WINDOWS__) && !defined(HAVE_VSWPRINTF)
         // only non-standard vswprintf() without buffer size argument can be used here
         #define  wxCRT_VsprintfW     vswprintf
@@ -223,26 +235,15 @@
     int wxCRT_ScanfW(const wchar_t *format, ...);
     int wxCRT_SscanfW(const wchar_t *str, const wchar_t *format, ...);
     int wxCRT_FscanfW(FILE *stream, const wchar_t *format, ...);
-    int wxCRT_VsscanfW(const wchar_t *str, const wchar_t *format, va_list ap);
-#else
-#ifdef __VMS
-#if (__DECCXX_VER >= 70100000) && !defined(__STD_CFRONT) && !defined( __NONAMESPACE_STD )
-# define wxCRT_ScanfW     std::wscanf
-# define wxCRT_SscanfW    std::swscanf
-# define wxCRT_FscanfW    std::fwscanf
-# define wxCRT_VsscanfW   std::vswscanf
 #else
-    #define wxCRT_ScanfW     wscanf
-    #define wxCRT_SscanfW    swscanf
-    #define wxCRT_FscanfW    fwscanf
-    #define wxCRT_VsscanfW   vswscanf
+    #define wxCRT_ScanfW     wxVMS_USE_STD wscanf
+    #define wxCRT_SscanfW    wxVMS_USE_STD swscanf
+    #define wxCRT_FscanfW    wxVMS_USE_STD fwscanf
 #endif
+#ifdef wxNEED_VSWSCANF
+    int wxCRT_VsscanfW(const wchar_t *str, const wchar_t *format, va_list ap);
 #else
-    #define wxCRT_ScanfW     wscanf
-    #define wxCRT_SscanfW    swscanf
-    #define wxCRT_FscanfW    fwscanf
-    #define wxCRT_VsscanfW   vswscanf
-#endif
+    #define wxCRT_VsscanfW   wxVMS_USE_STD vswscanf
 #endif
 
 // ----------------------------------------------------------------------------