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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, TBOOX Open Source Group.
--
-- @author ruki
-- @file find_package.lua
--
-- imports
import("lib.detect.find_tool")
import("lib.detect.find_file")
import("lib.detect.find_path")
import("lib.detect.pkgconfig")
import("core.project.target")
import("package.manager.find_package")
import("private.core.base.is_cross")
-- get the root directory of the brew packages
function _brew_pkg_rootdir()
local brew_pkg_rootdir = _g.brew_pkg_rootdir
if brew_pkg_rootdir == nil then
local brew = find_tool("brew")
if brew then
brew_pkg_rootdir = try
{
function ()
return os.iorunv(brew.program, {"--prefix"})
end
} or "/usr/local"
end
if brew_pkg_rootdir then
brew_pkg_rootdir = brew_pkg_rootdir:trim()
end
_g.brew_pkg_rootdir = brew_pkg_rootdir or false
end
return brew_pkg_rootdir or nil
end
-- find package from pkg-config
function _find_package_from_pkgconfig(name, opt)
opt = opt or {}
local brew_pkg_rootdir = opt.brew_pkg_rootdir
-- parse name, e.g. pcre/libpcre16
local nameinfo = name:split('/')
local pcname = nameinfo[2] or nameinfo[1]
-- find package from pkg-config/*.pc,
-- but we cannot find it from `brew --prefix`/package, because `brew --prefix` is too slow (> 3s) when it's not found.
local result = nil
local paths = {}
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], "lib/pkgconfig"))
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], "share/pkgconfig"))
if opt.require_version then
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], opt.require_version, "lib/pkgconfig"))
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], opt.require_version, "share/pkgconfig"))
else
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], "*/lib/pkgconfig"))
table.insert(paths, path.join(brew_pkg_rootdir, nameinfo[1], "*/share/pkgconfig"))
end
local pcfile = find_file(pcname .. ".pc", paths)
if pcfile then
opt.configdirs = path.directory(pcfile)
result = find_package("pkgconfig::" .. pcname, opt)
if not result or not result.includedirs then
-- attempt to get includedir variable from pkg-config/xx.pc
local varinfo = pkgconfig.variables(pcname, "includedir", opt)
if varinfo and varinfo.includedir then
result = result or {}
result.version = pkgconfig.version(pcname, opt)
result.includedirs = varinfo.includedir
end
end
end
return result
end
-- find package from the brew package manager
--
-- @param name the package name, e.g. zlib, pcre/libpcre16
-- @param opt the options, e.g. {verbose = true, version = "1.12.x")
--
function main(name, opt)
opt = opt or {}
if is_cross(opt.plat, opt.arch) then
return
end
-- find the prefix directory of brew
local brew_pkg_rootdir = _brew_pkg_rootdir()
if not brew_pkg_rootdir then
return
end
brew_pkg_rootdir = path.join(brew_pkg_rootdir, opt.plat == "macosx" and "Cellar" or "opt")
-- find package from pkg-config
local result = _find_package_from_pkgconfig(name,
table.join(opt, {brew_pkg_rootdir = brew_pkg_rootdir}))
-- find components
local components
local components_extsources = opt.components_extsources
for _, comp in ipairs(opt.components) do
local extsource = components_extsources and components_extsources[comp]
if extsource then
local component_result = _find_package_from_pkgconfig(extsource,
table.join(opt, {brew_pkg_rootdir = brew_pkg_rootdir}))
if component_result then
components = components or {}
components[comp] = component_result
end
end
end
if components then
result = result or {}
result.components = components
components.__base = {}
end
-- find package from xxx/lib, xxx/include
if not result then
local nameinfo = name:split('/')
local pkgdir
if is_host("linux") then
-- /home/linuxbrew/.linuxbrew/opt/llvm
pkgdir = find_path("lib", path.join(brew_pkg_rootdir, nameinfo[1]))
else
-- /usr/local/Cellar/llvm/16.0.6
pkgdir = find_path("lib", path.join(brew_pkg_rootdir, nameinfo[1], "*"))
end
if pkgdir then
local links = {}
for _, libfile in ipairs(os.files(path.join(pkgdir, "lib", "*.a"))) do
table.insert(links, target.linkname(path.filename(libfile), {plat = opt.plat}))
end
for _, libfile in ipairs(os.files(path.join(pkgdir, "lib", opt.plat == "macosx" and "*.dylib" or "*.so"))) do
if not os.islink(libfile) then
table.insert(links, target.linkname(path.filename(libfile), {plat = opt.plat}))
end
end
opt.links = links
opt.linkdirs = path.join(pkgdir, "lib")
opt.includedirs = path.join(pkgdir, "include")
result = find_package("system::" .. name, opt)
end
end
return result
end
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