From a3ed04f37c47e2eaa83d87dda2ec4ab060a7a2d0 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 2 Jun 2020 07:35:44 +0200
Subject: Add process_path_ex with program stable name and checksum

---
 libbuild2/variable.hxx | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

(limited to 'libbuild2/variable.hxx')

diff --git a/libbuild2/variable.hxx b/libbuild2/variable.hxx
index 409a4aa..e5d8e72 100644
--- a/libbuild2/variable.hxx
+++ b/libbuild2/variable.hxx
@@ -881,8 +881,8 @@ namespace build2
     static_assert (sizeof (process_path) <= value::size_,
                    "insufficient space");
 
-    // This one is represented as a @-pair of names. As a result it cannot
-    // be stored in a container.
+    // Represented as a @-pair of names. As a result it cannot be stored in a
+    // container.
     //
     static process_path convert (name&&, name*);
     static void assign (value&, process_path&&);
@@ -894,6 +894,26 @@ namespace build2
     static const build2::value_type value_type;
   };
 
+  // process_path_ex
+  //
+  template <>
+  struct LIBBUILD2_SYMEXPORT value_traits<process_path_ex>
+  {
+    static_assert (sizeof (process_path_ex) <= value::size_,
+                   "insufficient space");
+
+    // Represented as a @-pair of names corresponding to process_path followed
+    // by the name@ and checksum@ pairs. So it's a container-like.
+    //
+    static process_path_ex convert (names&&);
+    static void assign (value&, process_path_ex&&);
+    static bool empty (const process_path_ex& x) {return x.empty ();}
+
+    static const bool empty_value = true;
+    static const char* const type_name;
+    static const build2::value_type value_type;
+  };
+
   // target_triplet
   //
   template <>
-- 
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