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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 merge_archive.lua
--
-- imports
import("core.base.option")
import("core.theme.theme")
import("core.project.depend")
import("core.project.target", {alias = "project_target"})
import("private.utils.progress")
import("core.tool.toolchain")
import("private.tools.vstool")
-- extract the static library for ar
function _extract_for_ar(program, libraryfile, objectdir)
-- make the object directory first
os.mkdir(objectdir)
-- get the absolute path of this library
libraryfile = path.absolute(libraryfile)
-- extract it
os.runv(program, {"-x", libraryfile}, {curdir = objectdir})
-- check repeat object name
local repeats = {}
local objectfiles = os.iorunv(program, {"-t", libraryfile})
for _, objectfile in ipairs(objectfiles:split('\n')) do
if repeats[objectfile] then
raise("object name(%s) conflicts in library: %s", objectfile, libraryfile)
end
repeats[objectfile] = true
end
end
-- extract the static library for msvc/lib
function _extract_for_msvclib(program, libraryfile, objectdir)
-- make the object directory first
os.mkdir(objectdir)
-- get runenvs for msvc
local runenvs
local msvc = toolchain.load("msvc")
if msvc then
runenvs = msvc:runenvs()
end
-- list object files
local objectfiles = vstool.iorunv(program, {"-nologo", "-list", libraryfile}, {envs = runenvs})
-- extrace all object files
for _, objectfile in ipairs(objectfiles:split('\n')) do
-- is object file?
if objectfile:find("%.obj") then
-- make the outputfile
local outputfile = path.translate(format("%s\\%s", objectdir, path.filename(objectfile)))
-- repeat? rename it
if os.isfile(outputfile) then
for i = 0, 10 do
outputfile = path.translate(format("%s\\%d_%s", objectdir, i, path.filename(objectfile)))
if not os.isfile(outputfile) then
break
end
end
end
-- extract it
vstool.runv(program, {"-nologo", "-extract:" .. objectfile, "-out:" .. outputfile, libraryfile}, {envs = runenvs})
end
end
end
-- do extract
function _extract(target, libraryfile, objectdir)
local program, toolname = target:tool("ex")
if program and toolname then
if toolname:find("ar") then
_extract_for_ar(program, libraryfile, objectdir)
elseif toolname == "lib" then
_extract_for_msvclib(program, libraryfile, objectdir)
end
else
raise("cannot extract %s, extractor not found!", libraryfile)
end
end
-- main entry
function main (target, sourcebatch, opt)
-- @note we cannot process archives in parallel because the current directory may be changed
for i = 1, #sourcebatch.sourcefiles do
-- get library source file
local sourcefile_lib = sourcebatch.sourcefiles[i]
-- get object directory of the archive file
local objectdir = target:objectfile(sourcefile_lib) .. ".dir"
-- load dependent info
local dependfile = target:dependfile(objectdir)
local dependinfo = option.get("rebuild") and {} or (depend.load(dependfile) or {})
-- need build this object?
if not depend.is_changed(dependinfo, {lastmtime = os.mtime(objectdir)}) then
local objectfiles = os.files(path.join(objectdir, "**" .. project_target.filename("", "object")))
table.join2(target:objectfiles(), objectfiles)
return
end
-- trace progress info
progress.show(opt.progress, "${color.build.object}inserting.$(mode) %s", sourcefile_lib)
-- extract the archive library
os.tryrm(objectdir)
_extract(target, sourcefile_lib, objectdir)
-- add objectfiles
local objectfiles = os.files(path.join(objectdir, "**" .. project_target.filename("", "object")))
table.join2(target:objectfiles(), objectfiles)
-- update files to the dependent file
dependinfo.files = {}
table.insert(dependinfo.files, sourcefile_lib)
depend.save(dependinfo, dependfile)
end
end
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