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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) 2015-2020, TBOOX Open Source Group.
--
-- @author ruki
-- @file moc.lua
--
-- make flags from target
function _make_flags_from_target(target)
local flags = {}
for _, define in ipairs(target:get("defines")) do
table.insert(flags, "-D" .. define)
end
for _, includedir in ipairs(target:get("includedirs")) do
table.insert(flags, "-I" .. os.args(includedir))
end
for _, frameworkdir in ipairs(target:get("frameworkdirs")) do
table.insert(flags, "-F" .. os.args(frameworkdir))
end
return flags
end
-- make flags
function _make_flags(target)
-- attempt to get flags from cache first
local key = target:name()
local cache = _g._FLAGS or {}
if cache[key] then
return cache[key]
end
-- make flags
local flags = _make_flags_from_target(target)
-- save flags to cache
cache[key] = flags
_g._FLAGS = cache
-- done
return flags
end
-- generate c++ source file from header file with Q_OBJECT
function generate(target, headerfile_moc, sourcefile_moc)
-- get moc
local moc = assert(target:data("qt.moc"), "moc not found!")
-- ensure the parent directory of source file
local sourcefile_dir = path.directory(sourcefile_moc)
if not os.isdir(sourcefile_dir) then
os.mkdir(sourcefile_dir)
end
-- generate c++ source file for moc
os.vrunv(moc, table.join(_make_flags(target), headerfile_moc, "-o", sourcefile_moc))
end
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