add builtin includes

1 files changed, 65 insertions, 0 deletions

diff --git a/xmake/includes/check_csnippets.lua b/xmake/includes/check_csnippets.lua
new file mode 100644
index 000000000..8eb972656
--- /dev/null
+++ b/xmake/includes/check_csnippets.lua
@@ -0,0 +1,65 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you under the Apache License, Version 2.0 (the
+-- "License"); you may not use this file except in compliance
+-- with the License.  You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+-- 
+-- Copyright (C) 2015 - 2019, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        check_csnippets.lua
+--
+
+-- check c snippets and add macro definition 
+--
+-- e.g.
+--
+-- check_csnippets("HAS_STATIC_ASSERT", "_Static_assert(1, \"\");", {includes = "stdio.h"})
+--
+function check_csnippets(definition, snippets, opt)
+    opt = opt or {}
+    option(definition)
+        add_csnippets(definition, snippets)
+        add_defines(definition)
+        if opt.links then
+            add_links(opt.links)
+        end
+        if opt.includes then
+            add_cincludes(opt.includes)
+        end
+    option_end()
+    add_options(definition)
+end
+
+-- check c snippets and add macro definition to the configuration snippets 
+--
+-- e.g.
+--
+-- configvar_check_csnippets("HAS_STATIC_ASSERT", "_Static_assert(1, \"\");", {includes = "stdio.h"})
+--
+function configvar_check_csnippets(definition, snippets, opt)
+    opt = opt or {}
+    option(definition)
+        add_csnippets(definition, snippets)
+        set_configvar(definition, 1)
+        if opt.links then
+            add_links(opt.links)
+        end
+        if opt.includes then
+            add_cincludes(opt.includes)
+        end
+    option_end()
+    add_options(definition)
+end