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--!A cross-platform build utility based on Lua
--
-- Licensed to the Apache Software Foundation (ASF) under one
-- or more contributor license agreements. See the NOTICE file
-- distributed with this work for additional information
-- regarding copyright ownership. The ASF licenses this file
-- to you 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 - 2019, TBOOX Open Source Group.
--
-- @author ruki
-- @file find_cross_toolchain.lua
--
-- imports
import("core.project.config")
import("lib.detect.find_file")
-- find bin directory and cross
function _find_bindir(sdkdir, opt)
-- init bin directories
local bindirs = {}
if opt.bindir then
table.insert(bindirs, opt.bindir)
end
table.insert(bindirs, path.join(sdkdir, "bin"))
table.insert(bindirs, path.join(sdkdir, "**", "bin"))
-- attempt to find *-ld
local ldname = is_host("windows") and "ld.exe" or "ld"
local ldpath = find_file((opt.cross or '*-') .. ldname, bindirs)
if ldpath then
return path.directory(ldpath), path.basename(ldpath):sub(1, -3)
end
-- find ld
ldpath = find_file(ldname, bindirs)
if ldpath then
return path.directory(ldpath), ""
end
end
-- find cross toolchain
--
-- @param sdkdir the root sdk directory of cross toolchain
-- @param opt the argument options
-- .e.g {bindir = .., cross = ..}
--
-- @return the toolchain .e.g {sdkdir = .., bindir = .., cross = ..}
--
-- @code
--
-- local toolchain = find_cross_toolchain("/xxx/android-cross-r10e")
-- local toolchain = find_cross_toolchain("/xxx/android-cross-r10e", {cross = "arm-linux-androideabi-"})
-- local toolchain = find_cross_toolchain("/xxx/android-cross-r10e", {cross = "arm-linux-androideabi-", bindir = ..})
--
-- @endcode
--
function main(sdkdir, opt)
-- init arguments
opt = opt or {}
-- get root directory
if not sdkdir or not os.isdir(sdkdir) then
return
end
-- find bin directory and cross
local bindir, cross = _find_bindir(sdkdir, opt)
if not bindir then
return
end
-- found
return {sdkdir = sdkdir, bindir = bindir, cross = cross}
end
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