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--!A cross-platform build utility based on Lua
--
-- Licensed 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-present, TBOOX Open Source Group.
--
-- @author ruki
-- @file pcheader.lua
--
-- imports
import("core.language.language")
import("object")
function config(target, langkind, opt)
local pcheaderfile = target:pcheaderfile(langkind)
if pcheaderfile then
local headerfile = target:autogenfile(pcheaderfile)
if target:is_plat("windows") and
target:has_tool(langkind == "cxx" and "cxx" or "cc", "cl", "clang_cl") then
-- fix `#pragma once` for msvc
-- https://github.com/xmake-io/xmake/issues/2667
if not os.isfile(headerfile) then
io.writefile(headerfile, ([[
#pragma system_header
#ifdef __cplusplus
#include "%s"
#endif // __cplusplus
]]):format(path.absolute(pcheaderfile):gsub("\\", "/")))
end
target:pcheaderfile_set(langkind, headerfile)
end
end
end
-- add batch jobs to build the precompiled header file
function build(target, langkind, opt)
local pcheaderfile = target:pcheaderfile(langkind)
if pcheaderfile then
local sourcefile = pcheaderfile
local objectfile = target:pcoutputfile(langkind)
local dependfile = target:dependfile(objectfile)
local sourcekind = language.langkinds()[langkind]
local sourcebatch = {sourcekind = sourcekind, sourcefiles = {sourcefile}, objectfiles = {objectfile}, dependfiles = {dependfile}}
object.build(target, sourcebatch, opt)
end
end
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