C++ syntax alterations as after file.

With Alepha and doxygen formatting bits.

vim/after/syntax/cpp.vim

@@ -0,0 +1,46 @@
+
+if version < 600
+  "so <sfile>:p:h/c.vim
+  "so <sfile>:p:h/cpp.vim
+  so <sfile>:p:h/doxygen.vim
+else
+  "runtime! syntax/c.vim
+  "runtime! syntax/cpp.vim
+  runtime! syntax/doxygen.vim
+  "unlet b:current_syntax
+endif
+
+syn match cxxObjects           "\<[A-Z][A-Za-z0-9_]*[a-z][A-Za-z0-9_]*\>"
+syn match cxxMetaFunction      "\<[a-z][a-z0-9]*_[a-z0-9_]*[a-z0-9]\>"
+
+
+syn keyword cxxExceptionNames  Exception Exceptions
+syn match   cxxExceptionNames  "\<[A-Z][A-Za-z0-9_]*Exception\>"
+
+syn keyword cxxErrorNames      Error Errors
+syn match   cxxErrorNames      "\<[A-Z][A-Za-z0-9_]*Error\>"
+
+syn match cxxCast              "\<\(const\|static\|dynamic\|reinterpret\)_cast\s*<"me=e-1
+syn match cxxCast              "\<\(const\|static\|dynamic\|reinterpret\)_cast\s*$"
+
+
+if version >= 508 || !exists("did_cxx_syntax_inits")
+  if version < 508
+    let did_cxx_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink cxxObjects        Object
+
+  HiLink cxxCast           cxxStatement
+
+  HiLink cxxStatement      Statement
+
+  HiLink cxxExceptionNames Exception
+  HiLink cxxErrorNames     Error
+  HiLink cxxDebug          Debug
+
+  delcommand HiLink
+endif