Esempio n. 1
0
func (gcmd *command) toExecCmd() (cmd *exec.Cmd, err error) {
	cmd = exec.Command(gcmd.executable, gcmd.argv...)
	if gcmd.wd != "" {
		cmd.Dir = gcmd.wd
	}

	cmd.Env = effectiveEnv(gcmd.env)
	cmd.Stdin = os.Stdin

	if gcmd.captureOutput {
		outWrapper := newFileWrapper(os.Stdout, &gcmd.recorder, "")
		errWrapper := newFileWrapper(os.Stderr, &gcmd.recorder, ansi.ColorCode("red+b"))
		cmd.Stdout = outWrapper
		cmd.Stderr = errWrapper
	} else {
		cmd.Stdout = os.Stdout
		cmd.Stderr = os.Stderr
	}

	if verbose {
		if Env != "" {
			util.Debug("#", "Env: %s\n", Env)
		}
		util.Debug("#", "%s\n", gcmd.commandstr)
	}

	return cmd, nil
}
Esempio n. 2
0
// Run runs all the dependencies of this task and when they have completed,
// runs this task.
func (task *Task) Run() {
	if !watching && task.Complete {
		util.Debug(task.Name, "Already ran\n")
		return
	}
	task.RunWithEvent(task.Name, nil)
}
Esempio n. 3
0
func (gcmd *command) runAsync() (err error) {
	cmd, err := gcmd.toExecCmd()
	if err != nil {
		return
	}

	id := gcmd.commandstr

	// kills previously spawned process (if exists)
	killSpawned(id)
	waitgroup.Add(1)
	waitExit = true
	go func() {
		err = cmd.Start()
		if err != nil {
			fmt.Println(err.Error())
			return
		}
		Processes[id] = cmd.Process
		if verbose {
			util.Debug("#", "Processes[%q] added\n", id)
		}
		c := make(chan error, 1)

		c <- cmd.Wait()
		_ = <-c
		waitgroup.Done()
	}()
	return nil
}
Esempio n. 4
0
// RunWithEvent runs this task when triggered from a watch.
// *e* FileEvent contains information about the file/directory which changed
// in watch mode.
func (task *Task) RunWithEvent(logName string, e *watcher.FileEvent) error {
	if task.RunOnce && task.Complete {
		//util.Debug(task.Name, "Already ran\n")
		return nil
	}

	start := time.Now()
	if len(task.WatchGlobs) > 0 && len(task.WatchFiles) == 0 {
		task.expandGlobs()
		if len(task.WatchFiles) == 0 {
			util.Error("task", "\""+task.Name+"\" '%v' did not match any files\n", task.WatchGlobs)
		}
	}
	// Run this task only if the file matches watch Regexps
	rebuilt := ""
	if e != nil {
		rebuilt = "rebuilt "
		if !task.isWatchedFile(e) {
			return nil
		}
		if verbose {
			util.Debug(logName, "%s\n", e.String())
		}
	}

	var err error
	log := true
	if task.Handler != nil {
		context := Context{Task: task, Args: contextArgm}
		err = task.Handler.Handle(&context)
		if err != nil {
			return fmt.Errorf("%q: %s", logName, err.Error())
		}

	} else if len(task.Dependencies) > 0 {
		// no need to log if just dependency
		log = false
	} else {
		util.Info(task.Name, "Ignored. Task does not have a handler or dependencies.\n")
		return nil
	}

	elapsed := time.Now().Sub(start)
	if log {
		util.Info(logName, "%s%vms\n", rebuilt, elapsed.Nanoseconds()/1e6)
	}

	task.Complete = true
	return nil
}
Esempio n. 5
0
func buildMain(src string) string {
	mustBeMain(src)

	exeFile := "godobin-" + godo.Version
	if isWindows {
		exeFile += ".exe"
	}

	dir := filepath.Dir(src)
	exe := filepath.Join(dir, exeFile)
	reasonFormat := "Godofile changed. Rebuilding %s...\n"

	argm := minimist.Parse()
	rebuild := argm.ZeroBool("rebuild")
	if rebuild {
		os.Remove(exe)
	}

	// see if last run exists .godoinfo
	fiExe, err := os.Stat(exe)
	build := os.IsNotExist(err)
	if build {
		reasonFormat = "Building %s...\n"
	}

	fiGodofile, err := os.Stat(src)
	if os.IsNotExist(err) {
		log.Fatalln(err)
		os.Exit(1)
	}
	build = build || fiExe.ModTime().Before(fiGodofile.ModTime())

	if build {
		util.Debug("godo", reasonFormat, exe)

		err := godo.Run("go build -a -o "+exeFile, godo.In{dir})
		if err != nil {
			panic(err)
		}
	}

	if rebuild {
		util.Info("godo", "ok")
		os.Exit(0)
	}

	return exe
}
Esempio n. 6
0
func killSpawned(command string) {
	process := Processes[command]
	if process == nil {
		return
	}

	err := process.Kill()
	delete(Processes, command)
	if err != nil {
		util.Error("Start", "Could not kill existing process %+v\n%s\n", process, err.Error())
		return
	}
	if verbose {
		util.Debug("#", "Processes[%q] killed\n", command)
	}
}