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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 - 2019, TBOOX Open Source Group.
--
-- @author ruki
-- @file patch.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))
-- 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[1], patchinfo[2])
end
end
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