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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 find_iccenv.lua
--
-- imports
import("lib.detect.find_file")
import("lib.detect.find_tool")
-- init icl variables
local iclvars = {"path",
"lib",
"libpath",
"include",
"DevEnvdir",
"VSInstallDir",
"VCInstallDir",
"WindowsSdkDir",
"WindowsLibPath",
"WindowsSDKVersion",
"WindowsSdkBinPath",
"UniversalCRTSdkDir",
"UCRTVersion"}
-- load iclvars_bat environment variables
function _load_iclvars(iclvars_bat, arch, opt)
-- make the geniclvars.bat
opt = opt or {}
local geniclvars_bat = os.tmpfile() .. "_geniclvars.bat"
local geniclvars_dat = os.tmpfile() .. "_geniclvars.txt"
local file = io.open(geniclvars_bat, "w")
file:print("@echo off")
file:print("call \"%s\" -arch %s > nul", iclvars_bat, arch)
for idx, var in ipairs(iclvars) do
file:print("echo " .. var .. " = %%" .. var .. "%% %s %s", idx == 1 and ">" or ">>", geniclvars_dat)
end
file:close()
-- run geniclvars.bat
-- @note we use runv here so the bat path is not split on whitespace by os.argv,
-- which breaks detection when the temp file lives under a path with spaces.
os.runv(geniclvars_bat)
-- load all envirnoment variables
local variables = {}
for _, line in ipairs((io.readfile(geniclvars_dat) or ""):split("\n")) do
local p = line:find('=', 1, true)
if p then
local name = line:sub(1, p - 1):trim()
local value = line:sub(p + 1):trim()
variables[name] = value
end
end
if not variables.path then
return
end
-- remove some empty entries
for _, name in ipairs(iclvars) do
if variables[name] and #variables[name]:trim() == 0 then
variables[name] = nil
end
end
-- fix bin path for ia32
if variables.path and arch == "ia32" then
variables.path = variables.path:gsub("windows\\bin\\intel64;", "windows\\bin\\intel64_ia32;")
end
-- convert path/lib/include to PATH/LIB/INCLUDE
variables.PATH = variables.path
variables.LIB = variables.lib
variables.LIBPATH = variables.libpath
variables.INCLUDE = variables.include
variables.path = nil
variables.lib = nil
variables.include = nil
variables.libpath = nil
return variables
end
-- find intel c/c++ envirnoment on windows
function _find_intel_on_windows(opt)
-- init options
opt = opt or {}
-- find iclvars_bat.bat
local paths = {"$(env ICPP_COMPILER20)"}
local iclvars_bat = find_file("bin/iclvars.bat", paths)
-- look for setvars.bat which is new in 2021
if not iclvars_bat then
-- find setvars.bat in intel oneapi toolkits rootdir
paths = {"$(env ONEAPI_ROOT)"}
iclvars_bat = find_file("setvars.bat", paths)
end
if not iclvars_bat then
-- find setvars.bat using ICPP_COMPILER.*
paths = {
"$(env ICPP_COMPILER21)",
"$(env ICPP_COMPILER22)",
"$(env ICPP_COMPILER23)"
}
iclvars_bat = find_file("../../../setvars.bat", paths)
if not iclvars_bat then
paths = {
"$(env ICPP_COMPILER24)"
}
iclvars_bat = find_file("../../setvars.bat", paths)
end
end
if iclvars_bat then
-- load iclvars_bat
local iclvars_x86 = _load_iclvars(iclvars_bat, "ia32", opt)
local iclvars_x64 = _load_iclvars(iclvars_bat, "intel64", opt)
-- save results
return {iclvars_bat = iclvars_bat, iclvars = {x86 = iclvars_x86, x64 = iclvars_x64}}
end
end
-- find intel c/c++ envirnoment on linux
function _find_intel_on_linux(opt)
-- attempt to find the sdk directory
local paths = {"/opt/intel/bin", "/usr/local/bin", "/usr/bin"}
local icc = find_file("icc", paths)
if icc then
local sdkdir = path.directory(path.directory(icc))
return {sdkdir = sdkdir, bindir = path.directory(icc), path.join(sdkdir, "include"), libdir = path.join(sdkdir, "lib")}
end
-- find it from oneapi sdk directory
local oneapi_rootdirs = {"~/intel/oneapi/compiler", "/opt/intel/oneapi/compiler"}
local arch = os.arch() == "x86_64" and "intel64" or "ia32"
paths = {}
for _, rootdir in ipairs(oneapi_rootdirs) do
table.insert(paths, path.join(rootdir, "*", is_host("macosx") and "mac" or "linux", "bin", arch))
end
if #paths > 0 then
local icc = find_file("icc", paths)
if icc then
local bindir = path.directory(icc)
local sdkdir = path.directory(path.directory(bindir))
return {sdkdir = sdkdir, bindir = bindir, libdir = path.join(sdkdir, "compiler", "lib", arch)}
end
end
end
-- find intel c/c++ environment
function main(opt)
if is_host("windows") then
return _find_intel_on_windows(opt)
else
return _find_intel_on_linux(opt)
end
end
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