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+// file : build2/search.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license : MIT; see accompanying LICENSE file
+
+#ifndef BUILD2_SEARCH_HXX
+#define BUILD2_SEARCH_HXX
+
+#include <build2/types.hxx>
+#include <build2/utility.hxx>
+
+namespace build2
+{
+ class target;
+ class prerequisite_key;
+
+ // Search for an existing target in this prerequisite's scope.
+ //
+ const target*
+ search_existing_target (const prerequisite_key&);
+
+ // Search for an existing file in the scope's src directory. Prerequisite
+ // directory should be relative.
+ //
+ // Originally the plan was to have a target-type specific variable that
+ // contains the search paths. But there wasn't any need for this yet.
+ //
+ const target*
+ search_existing_file (const prerequisite_key&);
+
+ // Create a new target in this prerequisite's scope.
+ //
+ const target&
+ create_new_target (const prerequisite_key&);
+}
+
+#endif // BUILD2_SEARCH_HXX