From e222cbabb84b5a6357242e47196f7e0eeb69a44f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 20 May 2020 15:00:09 +0200
Subject: Implement build script variable hashing

---
 libbuild2/name.hxx | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'libbuild2/name.hxx')

diff --git a/libbuild2/name.hxx b/libbuild2/name.hxx
index d0e8d85..39d2396 100644
--- a/libbuild2/name.hxx
+++ b/libbuild2/name.hxx
@@ -113,6 +113,18 @@ namespace build2
   LIBBUILD2_SYMEXPORT string
   to_string (const name&);
 
+  template <typename T>
+  inline void
+  to_checksum (T& cs, const name& n)
+  {
+    if (n.proj)
+      cs.append (n.proj->string ());
+    cs.append (n.dir.string ());
+    cs.append (n.type);
+    cs.append (n.value);
+    cs.append (n.pair);
+  }
+
   // Store a string in a name in a reversible way. If the string ends with a
   // trailing directory separator then it is stored as a directory, otherwise
   // as a simple name.
-- 
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