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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 xmake.lua
--
-- references:
--
-- https://github.com/xmake-io/xmake/issues/1622
-- http://www.swig.org/Doc4.0/SWIGDocumentation.html#Introduction_nn4
--
rule("swig.base")
on_load(function (target)
target:set("kind", "shared")
local find_user_outdir = import("build_module_file").find_user_outdir
local moduletype = target:extraconf("rules", "swig.c", "moduletype") or target:extraconf("rules", "swig.cpp", "moduletype")
if moduletype == "python" then
target:set("prefixname", "_")
local soabi = target:extraconf("rules", "swig.c", "soabi") or target:extraconf("rules", "swig.cpp", "soabi")
if soabi then
import("lib.detect.find_tool")
local python = assert(find_tool("python3"), "python not found!")
local result = try { function() return os.iorunv(python.program, {"-c", "import sysconfig; print(sysconfig.get_config_var('EXT_SUFFIX'))"}) end}
if result then
result = result:trim()
if result ~= "None" then
target:set("extension", result)
end
end
else
if target:is_plat("windows", "mingw") then
target:set("extension", ".pyd")
end
end
elseif moduletype == "lua" then
target:set("prefixname", "")
if not target:is_plat("windows", "mingw") then
target:set("extension", ".so")
end
elseif moduletype == "java" then
if target:is_plat("windows", "mingw") then
target:set("prefixname", "")
target:set("extension", ".dll")
elseif target:is_plat("macosx") then
target:set("prefixname", "lib")
target:set("extension", ".dylib")
elseif target:is_plat("linux") then
target:set("prefixname", "lib")
target:set("extension", ".so")
end
else
raise("unknown swig module type, please use `add_rules(\"swig.c\", {moduletype = \"python\"})` to set it!")
end
local scriptfiles = {}
for _, sourcebatch in pairs(target:sourcebatches()) do
if sourcebatch.rulename:startswith("swig.") then
for _, sourcefile in ipairs(sourcebatch.sourcefiles) do
local scriptdir
local fileconfig = target:fileconfig(sourcefile)
if fileconfig then
scriptdir = fileconfig.scriptdir
end
local autogenfiles
local autogendir = path.join(target:autogendir(), "rules", "swig")
local user_outdir = find_user_outdir(fileconfig)
if user_outdir then
autogendir = user_outdir
end
if moduletype == "python" then
autogenfiles = os.files(path.join(autogendir, "*.py"))
elseif moduletype == "lua" then
autogenfiles = os.files(path.join(autogendir, "*.lua"))
elseif moduletype == "java" then
local buildjar = target:extraconf("rules", "swig.c", "buildjar") or target:extraconf("rules", "swig.cpp", "buildjar")
if buildjar then
autogenfiles = path.join(autogendir, target:name() .. ".jar")
else
autogenfiles = os.files(path.join(autogendir, "*.java"))
end
end
if autogenfiles then
table.join2(scriptfiles, autogenfiles)
if scriptdir then
target:add("installfiles", autogenfiles, {prefixdir = scriptdir})
end
end
end
end
end
-- for custom on_install/after_install, user can use it to install them
target:data_set("swig.scriptfiles", scriptfiles)
target:data_set("swig.moduletype", moduletype)
end)
rule("swig.c")
set_extensions(".i")
add_deps("swig.base", "c.build")
on_buildcmd_file(function (target, batchcmds, sourcefile, opt)
import("build_module_file").swig_build_cmd(target, batchcmds, sourcefile, table.join({sourcekind = "cc"}, opt))
end)
on_build_file(function (target, sourcefile, opt)
import("build_module_file").swig_build_file(target, sourcefile, table.join({sourcekind = "cc"}, opt))
end)
rule("swig.cpp")
set_extensions(".i")
add_deps("swig.base", "c++.build")
on_buildcmd_file(function (target, batchcmds, sourcefile, opt)
import("build_module_file").swig_build_cmd(target, batchcmds, sourcefile, table.join({sourcekind = "cxx"}, opt))
end)
on_build_file(function (target, sourcefile, opt)
import("build_module_file").swig_build_file(target, sourcefile, table.join({sourcekind = "cxx"}, opt))
end)
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