From 9fb791e9fad6c63fc1dac49f4d05ae63b8a3db9b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 5 Jan 2016 11:55:15 +0200
Subject: Rename build directory/namespace to build2

---
 build2/cxx/link | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 build2/cxx/link

(limited to 'build2/cxx/link')

diff --git a/build2/cxx/link b/build2/cxx/link
new file mode 100644
index 0000000..c7f7019
--- /dev/null
+++ b/build2/cxx/link
@@ -0,0 +1,70 @@
+// file      : build2/cxx/link -*- C++ -*-
+// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef BUILD2_CXX_LINK
+#define BUILD2_CXX_LINK
+
+#include <vector>
+
+#include <butl/optional>
+
+#include <build2/types>
+#include <build2/rule>
+
+#include <build2/bin/target>
+
+namespace build2
+{
+  namespace cxx
+  {
+    class link: public rule
+    {
+    public:
+      virtual match_result
+      match (action, target&, const std::string& hint) const;
+
+      virtual recipe
+      apply (action, target&, const match_result&) const;
+
+      static target_state
+      perform_update (action, target&);
+
+      static link instance;
+
+    public:
+      enum class type {e, a, so};
+      enum class order {a, so, a_so, so_a};
+
+      static type
+      link_type (target& t)
+      {
+        return t.is_a<bin::exe> ()
+          ? type::e
+          : (t.is_a<bin::liba> () ? type::a : type::so);
+      }
+
+      static order
+      link_order (target&);
+
+      // Determine the library member (liba or libso) to link.
+      //
+      static target&
+      link_member (bin::lib&, order);
+
+    private:
+      friend class compile;
+
+      using search_paths = std::vector<dir_path>;
+      using search_paths_cache = butl::optional<search_paths>;
+
+      static target*
+      search_library (search_paths_cache&, prerequisite&);
+
+      static search_paths
+      extract_library_paths (scope&);
+    };
+  }
+}
+
+#endif // BUILD2_CXX_LINK
-- 
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