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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, Arthapz
-- @file msvc/scanner.lua
--
-- imports
import("core.base.json")
import("core.base.semver")
import("core.project.depend")
import("private.tools.vstool")
import("utils.progress")
import("support")
import("builder")
import(".scanner", {inherit = true})
-- generate dependency files
function generate_dependency_for(target, sourcefile, opt)
local msvc = target:toolchain("msvc")
local scandependenciesflag = support.get_scandependenciesflag(target)
local ifcoutputflag = support.get_ifcoutputflag(target)
local common_flags = {"-TP", scandependenciesflag}
local dependfile = target:dependfile(sourcefile)
local compinst = target:compiler("cxx")
local flags = compinst:compflags({sourcefile = sourcefile, target = target}) or {}
local changed = false
depend.on_changed(function ()
progress.show(opt.progress, "${color.build.target}<%s> generating.module.deps %s", target:fullname(), sourcefile)
local outputdir = support.get_outputdir(target, sourcefile)
local jsonfile = path.join(outputdir, path.filename(sourcefile) .. ".module.json")
if scandependenciesflag and not target:policy("build.c++.msvc.fallbackscanner") then
local dependency_flags = {jsonfile, sourcefile, ifcoutputflag, outputdir, "-Fo" .. target:objectfile(sourcefile)}
local compflags = table.join(flags, common_flags, dependency_flags)
os.vrunv(compinst:program(), winos.cmdargv(compflags), {envs = msvc:runenvs()})
else
fallback_generate_dependencies(target, jsonfile, sourcefile, function(file)
local ifile = path.translate(path.join(outputdir, path.filename(file) .. ".i"))
os.vrunv(compinst:program(), table.join(flags,
{"/P", "-TP", file, "/Fi" .. ifile}), {envs = msvc:runenvs()})
local content = io.readfile(ifile)
os.rm(ifile)
return content
end)
end
changed = true
local dependinfo = io.readfile(jsonfile)
return { moduleinfo = dependinfo }
end, {dependfile = dependfile, files = {sourcefile}, changed = target:is_rebuilt(), values = flags})
return changed
end
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