Script – bar.sh #!/bin/bash ./foo.sh & BPID=$! wait $BPID stat=$? if [ $stat –eq 0 ] then echo “Exit status - $stat” else echo “Exit status - $stat” fi Result ./foo.sh: line 4: iiecho: command not found ./
The wait command is typically used in shell scripts that spawn child processes that execute in parallel. To illustrate how the command works, let’s create the following script: #!/bin/bashsleep30&process_id=$!echo"PID:$process_id"wait$process_idecho"Exit status:$?" ...
总结来说,Shell是一个命令解释器,它通过接受用户输入的Shell命令来启动、暂停、停止程序的运行或对计算机进行控制。 shell 是一个应用程序,它连接了用户和 Linux 内核,让用户能够更加高效、安全、低成本地使用 Linux 内核,这就是 Shell 的本质。 shell 本身并不是内核的一部分,它只是站在内核的基础上编写的一个应...
If no process ID is specified, then wait command will wait for all background processes to complete. Wait for a Single Process Let's say we have a script that runs a long-running command in background ? #!/bin/bash sleep 10 & echo "Command running in background..." In this script...
2. Save the script assingle_process.sh. In the terminal,change permissionsto make the script executable: sudo chmod +x single_process.shCopy 3. Run the script with: ./single_process.shCopy The background process completes any time before thewaitcommand, and the script continues. ...
How to initiate a linux (shell) command from... Learn more about shell, linux, command, matlab, return, unix, system, script MATLAB
When an asynchronous list is started by the shell, the process ID of the last command in each element of the asynchronous list becomes known in the current shell execution environment. If thewaitutility is invoked with no operands, it will wait until all process IDs known to the invoking she...
nickjj / wait-until Sponsor Star 63 Code Issues Pull requests A zero dependency Bash script that waits until a command of your choosing has run successfully. bash docker docker-compose wait Updated Dec 7, 2024 Shell Techsola / AmbientTasks Star 50 Code Issues Pull requests Scoped ...
WaitJobCommand.Timeout Property Reference Feedback Definition Namespace: Microsoft.PowerShell.Commands Assembly: System.Management.Automation.dll Package: System.Management.Automation v7.4.0 If timeout is specified, the cmdlet will only wait for this number of seconds. Value of -1 means never timeou...
PowerShell 複製 Get-Job | Wait-Job 此命令會等候會話中執行的所有作業完成。範例2:使用 Start-Job 等候遠端電腦上啟動的工作PowerShell 複製 $s = New-PSSession Server01, Server02, Server03 Invoke-Command -Session $s -ScriptBlock {Start-Job -Name Date1 -ScriptBlock {Get-Date}} $d...