rewrite find_package for brew, pkgconfig and system

1 files changed, 123 insertions, 0 deletions

diff --git a/xmake/modules/package/manager/system/find_package.lua b/xmake/modules/package/manager/system/find_package.lua
new file mode 100644
index 000000000..d03e2f4cb
--- /dev/null
+++ b/xmake/modules/package/manager/system/find_package.lua
@@ -0,0 +1,123 @@
+--!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 - 2019, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        find_package.lua
+--
+
+-- imports
+import("lib.detect.find_path")
+import("lib.detect.find_library")
+import("lib.detect.pkg_config")
+
+-- find package from the system directories
+--
+-- @param name  the package name
+-- @param opt   the options, .e.g {verbose = true, version = "1.12.x")
+--
+function main(name, opt)
+       
+    -- only support the current host platform and architecture
+    if opt.plat ~= os.host() or opt.arch ~= os.arch() then
+        return
+    end
+
+    -- add default search includedirs on pc host
+    local includedirs = table.wrap(opt.includedirs)
+    if opt.plat == "linux" or opt.plat == "macosx" then
+        table.insert(includedirs, "/usr/local/include")
+        table.insert(includedirs, "/usr/include")
+        table.insert(includedirs, "/opt/local/include")
+        table.insert(includedirs, "/opt/include")
+    end
+
+    -- add default search linkdirs on pc host
+    local linkdirs = table.wrap(opt.linkdirs)
+    if opt.plat == "linux" or opt.plat == "macosx" then
+        table.insert(linkdirs, "/usr/local/lib")
+        table.insert(linkdirs, "/usr/lib")
+        table.insert(linkdirs, "/opt/local/lib")
+        table.insert(linkdirs, "/opt/lib")
+        if opt.plat == "linux" and opt.arch == "x86_64" then
+            table.insert(linkdirs, "/usr/local/lib/x86_64-linux-gnu")
+            table.insert(linkdirs, "/usr/lib/x86_64-linux-gnu")
+            table.insert(linkdirs, "/usr/lib64")
+            table.insert(linkdirs, "/opt/lib64")
+        end
+    end
+
+    -- attempt to get links from pkg-config
+    local pkginfo = nil
+    local version = nil
+    local links = table.wrap(opt.links)
+    if #links == 0 then
+        pkginfo = pkg_config.info(name)
+        if pkginfo then
+            links = table.wrap(pkginfo.links)
+            version = pkginfo.version
+        end
+    end
+
+    -- uses name as links directly .e.g libname.a
+    if #links == 0 then
+        links = table.wrap(name)
+    end
+
+    -- find library 
+    local result = nil
+    for _, link in ipairs(links) do
+        local libinfo = find_library(link, 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
+
+    -- find includes
+    for _, include in ipairs(table.wrap(opt.includes)) do
+        local includedir = find_path(include, includedirs)
+        if includedir then
+            result             = result or {}
+            result.includedirs = table.join(result.includedirs or {}, includedir)
+        end
+    end
+    for _, include in ipairs({name .. "/" .. name .. ".h", name .. ".h"}) do
+        local includedir = find_path(include, includedirs)
+        if includedir then
+            result             = result or {}
+            result.includedirs = table.join(result.includedirs or {}, includedir)
+            break
+        end
+    end
+
+    -- not found? only add links
+    if not result and pkginfo and pkginfo.links then
+        result = {links = pkginfo.links}
+    end
+
+    -- save version
+    if result and version then
+        result.version = version
+    end
+
+    -- ok
+    return result
+end