Script – bar.sh #!/bin/bash ./foo.sh & BPID=$! wait $BPID stat=$? if [ $stat –eq 0 ] then echo “Exit status - $stat” else echo “Exit status - $stat” fi Result ./foo.sh: line 4: iiecho: command not found ./foo.sh: line 4: iiecho: command not found ./foo....
The wait command is typically used in shell scripts that spawn child processes that execute in parallel. To illustrate how the command works, let’s create the following script: #!/bin/bashsleep30&process_id=$!echo"PID:$process_id"wait$process_idecho"Exit status:$?" ...
2. ThewaitCommand Thewaitcommand makes a shell script orterminalsession wait for background processes to finish. Notably,the command works only for jobs that were launched in the current shell session. Furthermore, we can set a list of background processes that we wish to wait for. Otherwise...
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...
PowerShell.Commands AddContentCommand AddHistoryCommand AddMemberCommand AddTypeCommand AdminPasswordStatus AliasProvider AliasProviderDynamicParameters BaseCsvWritingCommand BaseCsvWritingCommand.QuoteKind BasicHtmlWebResponseObject BootOptionAction BreakpointType ByteCollection CatalogCommandsBase CertificateNotFound...
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 ...
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...
脚本参数script.sh word1 word2 word3上面例子中,script.sh是一个脚本文件,word1、word2和word3是三个参数。脚本文件内部,可以使用特殊变量,引用这些参数: $0:脚本文件名,即script.sh $#:参数的数量 bash脚本mysql操作 加载 配置文件 命令行参数 转载
PowerShell 複製 Get-Job | Wait-Job此命令會等候會話中執行的所有背景工作完成。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 {Ge...
How to initiate a linux (shell) command from... Learn more about shell, linux, command, matlab, return, unix, system, script MATLAB