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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 - 2018, TBOOX Open Source Group.
--
-- @author ruki
-- @file vcpkg.lua
--
-- imports
import("lib.detect.find_file")
import("lib.detect.find_library")
import("detect.sdks.find_vcpkgdir")
import("core.project.config")
-- get package info
--
-- @param name the package name
-- @param opt the argument options, {version = true, arch = "", plat = "", mode = "", vcpkgdir = ""}
--
-- @return {links = {"ssl", "crypto", "z"}, linkdirs = {""}, includedirs = {""}, version = ""}
--
-- @code
--
-- local pkginfo = vcpkg.info("openssl")
--
-- @endcode
--
function info(name, opt)
-- init options
opt = opt or {}
-- attempt to find the vcpkg root directory
local vcpkgdir = find_vcpkgdir(opt.vcpkgdir)
if not vcpkgdir then
return
end
-- get arch, plat and mode
local arch = opt.arch or config.arch() or os.arch()
local plat = opt.plat or config.plat() or os.host()
local mode = opt.mode or config.mode() or "release"
-- init cache
_g._INFO = _g._INFO or {}
-- get it from cache first
local key = name .. "_" .. arch .. "_" .. plat .. "_" .. mode
local result = _g._INFO[key]
if result ~= nil then
return result and result or nil
end
-- get the vcpkg installed directory
local installdir = path.join(vcpkgdir, "installed")
-- get the vcpkg info directory
local infodir = path.join(installdir, "vcpkg", "info")
-- find the package info file, .e.g zlib_1.2.11-3_x86-windows.list
local infofile = find_file(format("%s_*_%s-%s.list", name, arch, plat), infodir)
-- save includedirs, linkdirs and links
local info = infofile and io.readfile(infofile) or nil
if info then
for _, line in ipairs(info:split('\n')) do
line = line:trim()
-- get includedirs
if line:endswith("/include/") then
result = result or {}
result.includedirs = result.includedirs or {}
table.insert(result.includedirs, path.join(installdir, line))
end
-- get linkdirs and links
if (plat == "windows" and line:endswith(".lib")) or line:endswith(".a") then
if line:find(plat .. (mode == "debug" and "/debug" or "") .. "/lib/", 1, true) then
result = result or {}
result.links = result.links or {}
result.linkdirs = result.linkdirs or {}
table.insert(result.linkdirs, path.join(installdir, path.directory(line)))
table.insert(result.links, path.basename(line))
end
end
end
end
-- save version
if opt.version then
local infoname = path.basename(infofile)
result.version = infoname:match(name .. "_(%d+%.?%d*%.?%d*.-)_" .. arch)
if not result.version then
result.version = infoname:match(name .. "_(%d+%.?%d*%.-)_" .. arch)
end
end
-- save result to cache
_g._INFO[key] = result and result or false
-- ok?
return result
end
-- find package
--
-- @param name the package name
-- @param opt the argument options, {plat = "", arch = "", mode = "", version = "1.0.1", links = {...}, vcpkgdir = ""}
--
-- @return {links = {"ssl", "crypto", "z"}, linkdirs = {""}, includedirs = {""}}
--
-- @code
--
-- local pkginfo = vcpkg.find("openssl")
--
-- @endcode
--
function find(name, opt)
-- get package info
local pkginfo = info(name, opt)
if not pkginfo then
return
end
-- match version?
opt = opt or {}
if opt.version and pkginfo.version ~= opt.version then
return
end
-- get links
local links = pkginfo.links
if not links or #links == 0 then
links = opt.links
end
-- find library
local result = nil
for _, link in ipairs(table.wrap(links)) do
local libinfo = find_library(link, pkginfo.linkdirs)
if libinfo then
result = result or {}
result.links = table.join(result.links or {}, libinfo.link)
result.linkdirs = table.join(result.linkdirs or {}, libinfo.linkdir)
end
end
-- found?
if result and result.links then
result.linkdirs = table.unique(result.linkdirs)
result.includedirs = table.join(result.includedirs or {}, pkginfo.includedirs)
end
-- ok?
return result
end
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