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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, Xmake Open Source Community.
--
-- @author ruki
-- @file lock_packages.lua
--
-- imports
import("core.project.project")
import("core.project.config")
import("devel.git")
import("private.action.require.impl.utils.filter")
import("private.action.require.impl.utils.requirekey")
-- get locked package key
function _get_packagelock_key(instance)
local requireinfo = instance:requireinfo()
return requireinfo and requireinfo.requirekey
end
-- lock package
function _lock_package(instance)
local result = {}
local repo = instance:repo()
result.version = instance:version_str()
result.branch = instance:branch()
result.tag = instance:tag()
if repo then
-- Even when locking pre-compiled packages,
-- we always use the repo and commit info in the current repository (instead of precompiled-artifacts manifest)
-- to ensure that the repo information remains stable when reverting to source code installation.
result.repo = {url = repo:url(), commit = repo:commit(), branch = repo:branch()}
end
return result
end
-- lock all required packages
-- lock package versions
--
-- @param packages the packages table
--
function main(packages)
if project.policy("package.requires_lock") then
local plat = config.plat() or os.subhost()
local arch = config.arch() or os.subarch()
local key = plat .. "|" .. arch
local results = os.isfile(project.requireslock()) and io.load(project.requireslock()) or {}
results.__meta__ = results.__meta__ or {}
results.__meta__.version = project.requireslock_version()
results[key] = {}
for _, instance in ipairs(packages) do
local packagelock_key = _get_packagelock_key(instance)
results[key][packagelock_key] = _lock_package(instance)
end
-- write to temporary file first, then copy if content is different
local lockfile = project.requireslock()
local content = string.serialize(results, {orderkeys = true})
local tmpfile = os.tmpfile()
-- write to temporary file
io.writefile(tmpfile, content, {encoding = "binary"})
-- copy to target file only if content is different
os.cp(tmpfile, lockfile, {copy_if_different = true})
os.rm(tmpfile)
end
end
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