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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 cxxbridge.lua
--
-- imports
import("core.base.option")
import("lib.detect.find_tool")
function main(target, batchcmds, sourcefile, opt)
local cxxbridge = assert(find_tool("cxxbridge"), "cxxbridge not found, please run `cargo install cxxbridge-cmd` to install it first!")
-- get c/c++ source file for cxxbridge
local headerfile = path.join(target:autogendir(), "rules", "cxxbridge", path.basename(sourcefile) .. ".rs.h")
local sourcefile_cx = path.join(target:autogendir(), "rules", "cxxbridge", path.basename(sourcefile) .. ".rs.cc")
-- add includedirs
target:add("includedirs", path.directory(headerfile))
-- add objectfile
local objectfile = target:objectfile(sourcefile_cx)
table.insert(target:objectfiles(), objectfile)
-- add commands
batchcmds:show_progress(opt.progress, "${color.build.object}compiling.cxxbridge %s", sourcefile)
batchcmds:mkdir(path.directory(sourcefile_cx))
batchcmds:vexecv(cxxbridge.program, {sourcefile}, {stdout = sourcefile_cx})
batchcmds:vexecv(cxxbridge.program, {sourcefile, "--header"}, {stdout = headerfile})
batchcmds:compile(sourcefile_cx, objectfile)
-- add deps
batchcmds:add_depfiles(sourcefile)
batchcmds:set_depmtime(os.mtime(objectfile))
batchcmds:set_depcache(target:dependfile(objectfile))
end
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