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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, Xmake Open Source Community.
--
-- @author ruki
-- @file idl.lua
--
-- imports
import("lib.detect.find_tool")
import("core.project.depend")
import("utils.progress")
import("private.action.build.object", {alias = "build_objectfiles"})
function generate_single(target, sourcefile, opt)
local msvc = target:toolchain("msvc") or target:toolchain("clang-cl") or target:toolchain("clang")
local midl = assert(find_tool("midl", {envs = msvc:runenvs(), toolchain = msvc}), "midl not found!")
local name = path.basename(sourcefile)
local fileconfig = target:fileconfig(sourcefile)
local autogendir = path.join(target:autogendir(), "platform/windows/idl")
local enable_server
local enable_client
local defs = table.wrap(target:get("defines") or {})
local incs = table.wrap(target:get("includedirs") or {})
local undefs = table.wrap(target:get("undefines") or {})
if fileconfig then
enable_server = fileconfig.server
enable_client = fileconfig.client
if fileconfig.includedirs then
table.join2(incs, fileconfig.includedirs)
end
if fileconfig.defines then
table.join2(defs, fileconfig.defines)
end
if fileconfig.undefines then
table.join2(undefs, fileconfig.undefines)
end
end
local flags = {"/nologo"}
table.join2(flags, table.wrap(target:values("idl.flags")))
-- specify warn levels
local warns = target:get("warnings")
if warns == "none" then
table.insert(flags, "/W0")
table.insert(flags, "/no_warn")
elseif warns == "less" then
table.insert(flags, "/W1")
elseif warns == "more" then
table.insert(flags, "/W2")
elseif warns == "extra" then
table.insert(flags, "/W3")
elseif warns == "error" then
table.insert(flags, "/WX")
table.insert(flags, "/W4")
end
-- add include dirs, defines and undefines from compiler flags
for _, inc in ipairs(incs) do
table.insert(flags, "/I")
table.insert(flags, path(inc))
end
for _, def in ipairs(defs) do
table.insert(flags, "/D")
table.insert(flags, def)
end
for _, undef in ipairs(undefs) do
table.insert(flags, "/U")
table.insert(flags, undef)
end
table.join2(flags, {
"/out", path(autogendir),
"/header", name .. ".h",
"/iid", name .. "_i.c",
"/proxy", name .. "_p.c",
"/tlb", name .. ".tlb",
"/cstub", name .. "_c.c",
"/sstub", name .. "_s.c",
"/server", (enable_server and "stub" or "none"),
"/client", (enable_client and "stub" or "none"),
path(sourcefile)
})
depend.on_changed(function()
progress.show(opt.progress or 0, "${color.build.object}generating.idl %s", sourcefile)
os.vrunv(midl.program, flags, { envs = msvc:runenvs() })
end, {
files = sourcefile,
dependfile = target:dependfile(sourcefile),
changed = target:is_rebuilt()
})
end
function configure(target)
local sourcebatch = target:sourcebatches()["platform.windows.idl"]
if sourcebatch then
local autogendir = path.join(target:autogendir(), "platform/windows/idl")
os.mkdir(autogendir)
target:add("includedirs", autogendir, {public = true})
end
end
function generate_idl(target, jobgraph, sourcebatch, opt)
for _, sourcefile in ipairs(sourcebatch.sourcefiles) do
local midljob = target:fullname() .. "/generate/" .. sourcefile
jobgraph:add(midljob, function (index, total, opt)
generate_single(target, sourcefile, opt)
end)
end
end
function build_idlfiles(target, jobgraph, sourcebatch, opt)
local autogendir = path.join(target:autogendir(), "platform/windows/idl")
for _, sourcefile in ipairs(sourcebatch.sourcefiles) do
local fileconfig = target:fileconfig(sourcefile)
local files = {"_i.c", "_c.c", "_s.c"}
if fileconfig and fileconfig.proxy then
table.insert(files, "_p.c")
end
local name = path.basename(sourcefile)
for _, suffix in ipairs(files) do
local c_sourcefile = path.join(autogendir, name .. suffix)
local objectfile = target:objectfile(c_sourcefile)
local dependfile = target:dependfile(objectfile)
local cc_job_name = path.join(target:fullname(), "/obj/", c_sourcefile)
jobgraph:add(cc_job_name, function (index, total, jobopt)
-- we don't have a way to detect which midl files are generated
if os.exists(c_sourcefile) then
table.insert(target:objectfiles(), objectfile)
local build_opt = table.join({objectfile = objectfile, dependfile = dependfile, sourcekind = "cc", progress = jobopt.progress}, opt)
build_objectfiles.build_object(target, c_sourcefile, build_opt)
end
end, {distcc = opt.distcc})
end
end
end
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