From ace1743f7f78bb13f99553d6e97ad1beecf1ba99 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 13 Apr 2015 15:50:17 +0200
Subject: Add separate type to represent directory paths

---
 build/diagnostics.cxx | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'build/diagnostics.cxx')

diff --git a/build/diagnostics.cxx b/build/diagnostics.cxx
index 2fad0d3..bc157ed 100644
--- a/build/diagnostics.cxx
+++ b/build/diagnostics.cxx
@@ -57,6 +57,24 @@ namespace build
     return p.string ();
   }
 
+  string
+  diag_relative (const dir_path& d, bool cur)
+  {
+    string r (diag_relative (static_cast<const path&> (d)));
+
+    // Translate "." to empty.
+    //
+    if (!cur && d.absolute () && r == ".")
+      r.clear ();
+
+    // Add trailing '/'.
+    //
+    if (!r.empty () && !dir_path::traits::is_separator (r.back ()))
+      r += '/';
+
+    return r;
+  }
+
   // diag_do(), etc.
   //
   string
-- 
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