1 files changed, 85 insertions, 0 deletions
diff --git a/xmake/actions/require/impl/action/patch_sources.lua b/xmake/actions/require/impl/action/patch_sources.lua
new file mode 100644
index 000000000..55c21abf3
--- /dev/null
+++ b/xmake/actions/require/impl/action/patch_sources.lua
@@ -0,0 +1,85 @@
+--!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) 2015-2020, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        patch_sources.lua
+--
+
+-- imports
+import("core.base.option")
+import("net.http")
+import("devel.git")
+
+-- do patch
+function _patch(package, patch_url, patch_hash)
+
+    -- trace
+    vprint("patching %s to %s-%s ..", patch_url, package:name(), package:version_str())
+ 
+    -- get the patch file
+    local patch_file = path.join(os.tmpdir(), "patches", package:name(), package:version_str(), (path.filename(patch_url):gsub("%?.+$", "")))
+
+    -- the package file have been downloaded?
+    local cached = true
+    if option.get("force") or not os.isfile(patch_file) or patch_hash ~= hash.sha256(patch_file) then
+
+        -- no cached
+        cached = false
+
+        -- attempt to remove the previous file first
+        os.tryrm(patch_file)
+
+        -- download the patch file
+        if patch_url:find(string.ipattern("https-://")) or patch_url:find(string.ipattern("ftps-://")) then
+            http.download(patch_url, patch_file)
+        else
+            -- copy the patch file
+            if os.isfile(patch_url) then
+                os.cp(patch_url, patch_file)
+            else
+                local scriptdir = package:scriptdir()
+                if scriptdir and os.isfile(path.join(scriptdir, patch_url)) then
+                    os.cp(path.join(scriptdir, patch_url), patch_file)
+                else
+                    raise("patch(%s): not found!", patch_url)
+                end
+            end
+        end
+
+        -- check hash
+        if patch_hash and patch_hash ~= hash.sha256(patch_file) then
+            raise("patch(%s): unmatched checksum!", patch_url)
+        end
+    end
+
+    -- apply the patch file
+    git.apply(patch_file)
+end
+
+-- patch the given package
+function main(package)
+
+    -- no patches?
+    local patches = package:patches()
+    if not patches then
+        return
+    end
+
+    -- do all patches
+    for _, patchinfo in ipairs(patches) do
+        _patch(package, patchinfo.url, patchinfo.sha256)
+    end
+end