From 619def44c1cca9f3cdf63544d5f24f2c7a7d9b77 Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Tue, 22 Feb 2022 17:03:21 +0100
Subject: Initial self-hosting commit

This is the initial version of our tool that is able to
build itself. In can be bootstrapped by

  ./bin/bootstrap.py

Co-authored-by: Oliver Reiche <oliver.reiche@huawei.com>
Co-authored-by: Victor Moreno <victor.moreno1@huawei.com>
---
 .../build_engine/expression/function_map.hpp       | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/buildtool/build_engine/expression/function_map.hpp

(limited to 'src/buildtool/build_engine/expression/function_map.hpp')

diff --git a/src/buildtool/build_engine/expression/function_map.hpp b/src/buildtool/build_engine/expression/function_map.hpp
new file mode 100644
index 00000000..967d5fe0
--- /dev/null
+++ b/src/buildtool/build_engine/expression/function_map.hpp
@@ -0,0 +1,23 @@
+#ifndef INCLUDED_SRC_BUILDTOOL_BUILD_ENGINE_EXPRESSION_FUNCTION_MAP_HPP
+#define INCLUDED_SRC_BUILDTOOL_BUILD_ENGINE_EXPRESSION_FUNCTION_MAP_HPP
+
+#include <functional>
+#include <string>
+
+#include "src/buildtool/build_engine/expression/linked_map.hpp"
+
+class ExpressionPtr;
+class Configuration;
+
+using SubExprEvaluator =
+    std::function<ExpressionPtr(ExpressionPtr const&, Configuration const&)>;
+
+using FunctionMap =
+    LinkedMap<std::string,
+              std::function<ExpressionPtr(SubExprEvaluator&&,
+                                          ExpressionPtr const&,
+                                          Configuration const&)>>;
+
+using FunctionMapPtr = FunctionMap::Ptr;
+
+#endif  // INCLUDED_SRC_BUILDTOOL_BUILD_ENGINE_EXPRESSION_FUNCTION_MAP_HPP
-- 
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