From e37cf91f24fc409fa0aa84500245f57c685fc8ea Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sat, 30 Jul 2016 16:36:53 +0200
Subject: Implement support for Windows path actualization

---
 butl/path.ixx | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

(limited to 'butl/path.ixx')

diff --git a/butl/path.ixx b/butl/path.ixx
index 3d1f20c..a90922a 100644
--- a/butl/path.ixx
+++ b/butl/path.ixx
@@ -3,8 +3,8 @@
 // license   : MIT; see accompanying LICENSE file
 
 #ifdef _WIN32
-#  include <cctype>  // std::tolower
-#  include <cwctype> // std::towlower
+#  include <cctype>  // tolower(), toupper()
+#  include <cwctype> // towlower(), towupper()
 #endif
 
 namespace butl
@@ -23,6 +23,20 @@ namespace butl
   {
     return std::towlower (c);
   }
+
+  template <>
+  inline char path_traits<char>::
+  toupper (char c)
+  {
+    return std::toupper (c);
+  }
+
+  template <>
+  inline wchar_t path_traits<wchar_t>::
+  toupper (wchar_t c)
+  {
+    return std::towupper (c);
+  }
 #endif
 
   template <class C, class K1, class K2>
@@ -223,10 +237,14 @@ namespace butl
   realize ()
   {
 #ifdef _WIN32
+    // This is not exactly the semantics of realpath(3). In particular, we
+    // don't fail if the path does not exist. But we could have seeing that
+    // we actualize it.
+    //
     complete ();
-    normalize ();
+    normalize (true);
 #else
-    traits::realize (this->path_); // Note: we retail trailing slash.
+    traits::realize (this->path_); // Note: we retain the trailing slash.
 #endif
     return *this;
   }
-- 
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