Improve doxygen header snippet

UltiSnips/c_doxygen.snippets

@@ -39,6 +39,23 @@ snippet "/// a" "Doxygen attention block"
 /// @attention $0
 endsnippet
 
+snippet header "Header noise" b
+$1
+/// @file
+///
+/// @brief $2
+///
+/// @copyright
+/$1
+#ifndef ${4/([A-Za-z_]){1}([A-Za-z0-9_]+).*/$1$2/}$3
+#define $4${3:`!p import string
+snip.rv = re.sub(r'[^A-Za-z0-9]+','_', snip.fn).upper()`_INCLUDED}
+
+$0
+
+#endif  // ${4/([A-Za-z_]){1}([A-Za-z0-9_]+).*/$1$2/}$3
+endsnippet
+
 snippet "/// cp" "Doxygen copydoc block"
 /// @copydoc $0
 endsnippet