exit 1 will cause the script to terminate with a failure status. If you don’t provide a number, exit will terminate with the exit code of the last command that was run.
#define EXIT_FAILURE 1 /* Failing exit status. */ #define EXIT_SUCCESS 0 /* Successful exit status. */ BSD试图对退出码标准化。 man 3 exit 写道 BSD has attempted to standardize exit codes; see the file <sysexits.h>. 以下摘自/usr/include/sysexits.h #define EX_OK 0 /* successful term...
Invalid argument resulted in exit code 2当权限被拒绝时,比如访问 /root 文件夹,就会出现错误码 2。 Permission denied gives out code 2退出码 126 126 是一个特殊的退出码,它用于表示命令或脚本因权限错误而未被执行。 当你尝试执行没有执行权限的 Shell 脚本时,就会出现这个错误。请注意,该退出码只出现在...
/bin/bash# A snipet from a shell script ...# Next we will invoke a command or another shell script./myscript.shRETURN=$?if[$RETURN-eq0];thenecho"The script myscript.sh was executed successfuly"exit0elseecho"The script myscript.sh was NOT executed successfuly and returned the code$RET...
How to check Exit Code using PowerShell Script How to Check for Null Values in CSV File for Creating New-ADUsers Script? How to check for specific event log How to check if a service exists or not, if exists start the service using powershell How to check if a service is disabled?
Windows PowerShell Exit Codes PSMDTAG:FAQ: How can my script control the PowerShell exit code? Answers: A normal termination will set the exitcode to 0 An uncaught THROW will set the exitcode to 1 The EXIT statement will stop the process and set the exitcode to whatever is specified. ...
LOCK_FILE="/tmp/script.lock" ( # 获取文件锁,等待最多5秒 flock -w 5 200 || { echo "无法获取锁,另一个实例正在运行"; exit 1; } echo "获得锁,开始执行..." sleep 10 echo "执行完成" ) 200>"$LOCK_FILE" 1. 2. 3. 4.
exit ${ERROR_CODE};}trap "handle_exit_code" EXIT; # ... actual script... 在退出时使用不同的错误码 在绝大多数 shell 脚本中,exit 0 表示执行成功,exit 1 表示发生错误。对错误与错误码进行一对一的映射,这样有助于脚本调试。 #!/bin/sh ...
/bin/bash 和最小数量的标志开始。请使用 set 来设置shell的选项,使得用 bash <script_name> 调用你的脚本时不会破坏其功能。 限制所有的可执行shell脚本为bash使得我们安装在所有计算机中的shell语言保持一致性。 无论你是为什么而编码,对此唯一例外的是当你被迫时可以不这么做的。其中一个例子是Solaris SVR4包,...
Set the sha256Checksum property: SHA256 checksum of the power shell script provided in the scriptUri field above. Parameters: sha256Checksum - the sha256Checksum value to set. Returns: the ImageTemplatePowerShellCustomizer object itself. withValidExitCodes public ImageTemplatePowe...