fix for Unicode builds under OS X <= 10.2

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@36797 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/wxchar.h b/include/wx/wxchar.h
index 147f5efa09c6c82b9c39e8cdbc1afe2ac42a5c2f..ff62d28c56118a37a379ba1f6260a0d074e5f24d 100644 (file)
--- a/include/wx/wxchar.h
+++ b/include/wx/wxchar.h
@@ -428,9 +428,19 @@
         #define wxWcstombs wcstombs
     #endif
 
-    /* No UNICODE in the c library except wchar_t typedef on mac OSX 10.2 and less - roll our own */
-    #if !defined(__MWERKS__) && wxUSE_UNICODE && defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
-
+    /* 
+       The system C library on Mac OS X 10.2 and below does not support
+       unicode: in other words all wide-character functions such as towupper et
+       al. do simply not exist so we need to provide our own in that context,
+       except for the wchar_t definition/typedef itself.
+       
+       We need to do this for both project builder and CodeWarrior as
+       the latter uses the system C library in Mach builds for wide character
+       support, which as mentioned does not exist on 10.2 and below.
+    */
+    #if wxUSE_UNICODE && \
+        defined(__DARWIN__) && \
+            ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 )
         /* we need everything! */
         #define wxNEED_WX_STRING_H
         #define wxNEED_WX_CTYPE_H