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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_package.lua
--
-- imports
import("core.base.option")
import("core.project.config")
import("core.cache.detectcache")
import("package.manager.find_package")
import("private.utils.package", {alias = "package_utils"})
-- find package using the package manager
--
-- @param name the package name
-- e.g. zlib 1.12.x (try all), xmake::zlib 1.12.x, brew::zlib, brew::pcre/libpcre16, vcpkg::zlib, conan::OpenSSL/1.0.2n@conan/stable
-- @param opt the options
-- e.g. { verbose = false, force = false, plat = "iphoneos", arch = "arm64", mode = "debug", require_version = "1.0.x", version = true,
-- external = true, -- we use sysincludedirs instead of includedirs as results
-- linkdirs = {"/usr/lib"}, includedirs = "/usr/include", links = {"ssl"}, includes = {"ssl.h"}
-- packagedirs = {"/tmp/packages"}, system = true, cachekey = "xxxx"
-- pkgconfigs = {..}}
--
-- @return {links = {"ssl", "crypto", "z"}, linkdirs = {"/usr/local/lib"}, includedirs = {"/usr/local/include"}}
--
-- @code
--
-- local package = find_package("openssl")
-- local package = find_package("openssl", {require_version = "1.0.*", version = true})
-- local package = find_package("openssl", {plat = "iphoneos"})
-- local package = find_package("openssl", {linkdirs = {"/usr/lib", "/usr/local/lib"}, includedirs = "/usr/local/include", version = "1.0.1"})
-- local package = find_package("openssl", {linkdirs = {"/usr/lib", "/usr/local/lib", links = {"ssl", "crypto"}, includes = {"ssl.h"}})
--
-- @endcode
--
-- find package from system or package managers
--
-- @param name the package name
-- @param opt the options, e.g. {require_version = ">=1.0", system = true, packagedirs = {}}
-- @return the package info table {links, linkdirs, includedirs, ...}, or nil
--
function main(name, opt)
-- get the copied options
opt = table.copy(opt)
opt.plat = opt.plat or config.get("plat") or os.host()
opt.arch = opt.arch or config.get("arch") or os.arch()
opt.mode = opt.mode or config.mode() or "release"
-- init cache key
local cachekey = "find_package_" .. opt.plat .. "_" .. opt.arch
if opt.cachekey then
cachekey = cachekey .. "_" .. opt.cachekey
end
-- init package key
local packagekey = name
if opt.buildhash then
packagekey = packagekey .. "_" .. opt.buildhash
end
if opt.mode then
packagekey = packagekey .. "_" .. opt.mode
end
if opt.require_version then
packagekey = packagekey .. "_" .. opt.require_version
end
if opt.external then
packagekey = packagekey .. "_external"
end
-- attempt to get result from cache first
local result = detectcache:get2(cachekey, packagekey)
if result == nil or opt.force then
-- find package
local found_manager_name, package_name
result, found_manager_name, package_name = find_package(name, opt)
-- use isystem?
if result and result.includedirs and opt.external then
result.sysincludedirs = result.includedirs
result.includedirs = nil
local components_base = result.components and result.components.__base
if components_base then
components_base.sysincludedirs = components_base.includedirs
components_base.includedirs = nil
end
end
-- cache result
detectcache:set2(cachekey, packagekey, result and result or false)
-- trace
if opt.verbose or option.get("verbose") then
if result then
-- only display manager of found package if the package we searched for
-- did not specify a package manager
local display_manager = name:find("::", 1, true) and "" or (found_manager_name or "") .. "::"
local display_name = display_manager .. package_name
cprint("checking for %s ... ${color.success}%s %s", name, display_name, result.version and result.version or "")
else
cprint("checking for %s ... ${color.nothing}${text.nothing}", name)
end
end
end
-- does not show version (default)? strip it
if not opt.version and result then
result.version = nil
end
-- register concat
if result then
package_utils.fetchinfo_set_concat(result)
end
return result and result or nil
end
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