| // Copyright 2019 The LUCI Authors. |
| // |
| // 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. |
| |
| //go:build !windows |
| // +build !windows |
| |
| package exec2 |
| |
| import ( |
| "syscall" |
| |
| "go.chromium.org/luci/common/errors" |
| ) |
| |
| type attr struct{} |
| |
| func (c *Cmd) setupCmd() { |
| c.SysProcAttr = &syscall.SysProcAttr{ |
| // Use process group to kill all child processes. |
| Setpgid: true, |
| } |
| } |
| |
| func (c *Cmd) start() error { |
| return c.Cmd.Start() |
| } |
| |
| func (c *Cmd) terminate() error { |
| if err := c.Process.Signal(syscall.SIGTERM); err != nil { |
| return errors.Annotate(err, "failed to send SIGTERM").Err() |
| } |
| return nil |
| } |
| |
| func (c *Cmd) kill() error { |
| return c.Process.Kill() |
| } |
| |
| func (c *Cmd) wait() error { |
| return c.Cmd.Wait() |
| } |