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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_vcpkgdir.lua
--
-- imports
import("core.base.option")
import("core.base.global")
import("core.project.config")
import("core.cache.detectcache")
import("lib.detect.find_tool")
-- find vcpkgdir
-- find the vcpkg installation directory
--
-- @return the vcpkg directory path, or nil
--
function main()
local vcpkgdir = detectcache:get("detect.sdks.find_vcpkgdir")
if vcpkgdir == nil then
if not vcpkgdir then
vcpkgdir = config.get("vcpkg") or global.get("vcpkg")
if vcpkgdir then
if os.isfile(vcpkgdir) then
vcpkgdir = path.directory(vcpkgdir)
end
end
end
if not vcpkgdir then
vcpkgdir = os.getenv("VCPKG_ROOT") or os.getenv("VCPKG_INSTALLATION_ROOT")
end
if not vcpkgdir and is_host("macosx", "linux") then
local brew = find_tool("brew")
if brew then
dir = try
{
function ()
return os.iorunv(brew.program, {"--prefix", "vcpkg"})
end
}
end
if dir then
dir = path.join(dir:trim(), "libexec")
if os.isdir(path.join(dir, "installed")) then
vcpkgdir = dir
end
end
end
if not vcpkgdir and is_host("windows") then
-- attempt to read path info after running `vcpkg integrate install`
local pathfile = "~/../Local/vcpkg/vcpkg.path.txt"
if os.isfile(pathfile) then
local dir = io.readfile(pathfile):trim()
if os.isdir(dir) then
vcpkgdir = dir
end
end
end
detectcache:set("detect.sdks.find_vcpkgdir", vcpkgdir or false)
end
return vcpkgdir or nil
end
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