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trap: add Chinese translation

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wizarot 2019-03-18 12:17:28 +08:00 committed by Owen Voke
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pages.zh/osx/trap.md Normal file
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# trap
> 在进程或操作系统接收到信号后自动执行命令.
> 可用于对用户中断或其他操作执行清理.
- 列出设置 trap 的可用信号:
`trap -l`
- 列出当前 shell 程序的活动 trap 程序:
`trap -p`
- 设置 trap 以在检测到一个或多个信号时执行命令:
`trap 'echo "检测到信号 {{SIGHUP}}"' {{SIGHUP}}`
- 移除活动 trap:
`trap - {{SIGHUP}} {{SIGINT}}`