From e5bfd17637bf297c3cfe509d51027916864092d5 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Sun, 10 Dec 2017 10:02:19 +0300
Subject: Add basic_url<H,T> class template

---
 libbutl/utility.mxx | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

(limited to 'libbutl/utility.mxx')

diff --git a/libbutl/utility.mxx b/libbutl/utility.mxx
index 3f23581..988ca22 100644
--- a/libbutl/utility.mxx
+++ b/libbutl/utility.mxx
@@ -22,7 +22,8 @@
 #include <exception>    // exception, uncaught_exception[s]()
 //#include <functional> // hash
 
-#include <cctype> // toupper(), tolower(), isalpha(), isdigit(), isalnum()
+#include <cctype>  // toupper(), tolower(), is*()
+#include <cwctype> // isw*()
 #endif
 
 #include <libbutl/ft/lang.hxx>      // thread_local
@@ -138,14 +139,15 @@ LIBBUTL_MODEXPORT namespace butl
     }
   };
 
-  bool
-  alpha (char);
-
-  bool
-  digit (char);
+  bool alpha  (char);
+  bool digit  (char);
+  bool alnum  (char);
+  bool xdigit (char);
 
-  bool
-  alnum (char);
+  bool alpha  (wchar_t);
+  bool digit  (wchar_t);
+  bool alnum  (wchar_t);
+  bool xdigit (wchar_t);
 
   // Key comparators (i.e., to be used in sets, maps, etc).
   //
-- 
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