add detect.sdks.find_vcpkgdir

1 files changed, 110 insertions, 0 deletions

diff --git a/xmake/modules/detect/sdks/find_vcpkgdir.lua b/xmake/modules/detect/sdks/find_vcpkgdir.lua
new file mode 100644
index 000000000..faa312b15
--- /dev/null
+++ b/xmake/modules/detect/sdks/find_vcpkgdir.lua
@@ -0,0 +1,110 @@
+--!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        find_vcpkgdir.lua
+--
+
+-- imports
+import("lib.detect.cache")
+import("lib.detect.find_file")
+import("core.base.option")
+import("core.base.global")
+import("core.project.config")
+
+-- find vcpkg directory
+function _find_vcpkgdir(sdkdir)
+
+    -- init the search directories
+    local pathes = {}
+    if sdkdir then
+        table.insert(pathes, sdkdir)
+    end
+    if 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
+                table.insert(pathes, dir)
+            end
+        end
+    else
+        -- TODO
+    end
+
+    -- attempt to find vcpkg
+    local vcpkg = find_file(is_host("windows") and "vcpkg.exe" or "vcpkg", pathes)
+    if vcpkg then
+        return path.directory(vcpkg)
+    end
+end
+
+-- find vcpkg directory
+--
+-- @param sdkdir    the vcpkg directory
+-- @param opt       the argument options, .e.g {verbose = true, force = false} 
+--
+-- @return          the vcpkg directory
+--
+-- @code 
+--
+-- local vcpkgdir = find_vcpkgdir()
+-- 
+-- @endcode
+--
+function main(sdkdir, opt)
+
+    -- init arguments
+    opt = opt or {}
+
+    -- attempt to load cache first
+    local key = "detect.sdks.find_vcpkgdir." .. (sdkdir or "")
+    local cacheinfo = cache.load(key)
+    if not opt.force and cacheinfo.vcpkg then
+        return cacheinfo.vcpkg
+    end
+       
+    -- find vcpkg
+    local vcpkg = _find_vcpkgdir(sdkdir or config.get("vcpkg") or global.get("vcpkg"))
+    if vcpkg then
+
+        -- save to config
+        config.set("vcpkg", vcpkg.sdkdir, {force = true, readonly = true})
+
+        -- trace
+        if opt.verbose or option.get("verbose") then
+            cprint("checking for the vcpkg directory ... ${green}%s", vcpkg.sdkdir)
+        end
+    else
+
+        -- trace
+        if opt.verbose or option.get("verbose") then
+            cprint("checking for the vcpkg directory ... ${red}no")
+        end
+    end
+
+    -- save to cache
+    cacheinfo.vcpkg = vcpkg or false
+    cache.save(key, cacheinfo)
+
+    -- ok?
+    return vcpkg
+end