diff --git a/xmake/modules/cli/bisect.lua b/xmake/modules/cli/bisect.lua new file mode 100644 index 00000000000..5e69a8915bc --- /dev/null +++ b/xmake/modules/cli/bisect.lua @@ -0,0 +1,105 @@ +--!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, TBOOX Open Source Group. +-- +-- @author ruki +-- @file bisect.lua +-- + +-- imports +import("core.base.option") +import("lib.detect.find_tool") + +-- the options +local options = { + {'g', "good", "kv", nil, "Set the good commit."}, + {'b', "bad", "kv", nil, "Set the bad commit."}, + {nil, "gitdir", "kv", nil, "Set the git root directory."}, + {'c', "commands", "kv" , nil, "Run the multiple commands instead of the default build command.", + "e.g.", + " $ xmake l cli.bisect -c 'xmake -rv' -g good -b bad", + " $ xmake l cli.bisect -c 'xmake -vD; xmake run hello' -g good -b bad"}, + {'s', "script" , "kv" , nil, "Run the given lua script file.", + "e.g.", + " $ xmake l cli.bisect -s /tmp/test.lua -g good -b bad"}, + {'-', "arbitrary", "vs", nil, "Run an arbitrary command.", + "e.g.", + " $ xmake l cli.bisect -g 90846dd -b ddb86e4 -- xmake -rv"} +} + +-- run command +function _run_command(opt) + opt = opt or {} + local ok = try + { + function () + local commands = opt.commands + local scriptfile = opt.script + local arbitrary = opt.arbitrary + if commands then + for _, command in ipairs(commands:split(";")) do + os.exec(command:trim()) + end + elseif arbitrary then + local program = arbitrary[1] + local argv = #arbitrary > 1 and table.slice(arbitrary, 2) or {} + os.execv(program, argv) + elseif scriptfile and os.isfile(scriptfile) and path.extension(scriptfile) == ".lua" then + local script = import(path.basename(scriptfile), + {rootdir = path.directory(scriptfile), anonymous = true}) + script(events) + end + return true + end, + catch + { + function (errors) + cprint(tostring(errors)) + end + } + } + return ok +end + + +-- use `git bisect` to analyze problem +function main(...) + local argv = table.pack(...) + local args = option.parse(argv, options, "Analyze problem using `git bisect`.", + "", + "Usage: xmake l cli.bisect [options]") + + local git = assert(find_tool("git"), "git not found!") + local good = assert(args.good, "please set `--good commit`") + local bad = assert(args.bad, "please set `--bad commit`") + local gitdir = args.gitdir or os.curdir() + os.execv(git.program, {"bisect", "start"}, {curdir = gitdir}) + os.execv(git.program, {"bisect", "good", good}, {curdir = gitdir}) + os.execv(git.program, {"bisect", "bad", bad}, {curdir = gitdir}) + while true do + local output + if _run_command(args) then + output = os.iorunv(git.program, {"bisect", "good"}, {curdir = gitdir}) + else + output = os.iorunv(git.program, {"bisect", "bad"}, {curdir = gitdir}) + end + if output then + print(output) + if output:find("is the first bad commit", 1, true) then + break + end + end + end +end