出现 line 1: syntax error: unexpected "(" 的错误说明可执行脚本出现异常，具体错误在脚本的第一行，是语法错误，“(”不是预期的。题主需要检查脚本中的实际内容，根据具体内容去排除问题，脚本才能正确执行。
While ‘set -e’ is a powerful command and great for simple scripts, it’s not without its potential pitfalls. For instance, some commands return a non-zero exit status not because they’ve failed, but because of their specific functionality. In such cases, ‘set -e’ might cause your s...
C:\Windows\system32\bash.exe -c pwd Windows Subsystem for Linux has no installed distributions. Distributions can be installed by visiting the Microsoft Store: https://aka.ms/wslstore ##[error]The process 'C:\Windows\system32\bash.exe' failed with exit code 1 ddobranic added Area: Script...
/usr/bin/bash: Exit 126. Failed to run '/usr/bin/bash': Exec format error Actions prior: Updated MSys2 using pacman last night Ran script from MSys2 "package list" page used to find package list. Result: Console closed and now won't start fully Shortcut popup (mintty.exe) displays w...
Without a shell error, an exit status of 1 isn't very helpful, as you can see from the first example. In the second example, you know why you received the error because Bash tells you with a shell error message. In general, when you receive an exit status of 1, look for the imper...
BASH Exit Status Exit Status Code Description 0 success 1 failure, as defined by the program 2 command line usage error BASH Error Codes & their Meaning Error CodeErrorcomment 1catch all error codeerrors such as divide by 0 or operations not permitted. ...
-bash: let:c=a/b: division by0(error token is"b")$echo$?1 Without a shell error, an exit status of 1 isn't very helpful, as you can see from the first example. In the second example, you know why you received the error because Bash tells you with a shell error message. In ...
echo "Press to exit." sleep 1 done 上面的while循环将无限期地运行。您可以按下来终止循环CTRL+C。 这是一个单行等价物: while :; do echo 'Press to exit.'; sleep 1; done 逐行读取文件 while循环最常见的用法之一是逐行读取文件,数据流或变量。
The -p option was introduced in Bash 5.1. Using an older Bash version will result in an “invalid option” error. Exploring the -f Option with bash wait Command The -f option instructs waiting to pause for each PID or jobspec to terminate before returning its exit code rather than return...
次の例は、特権を root にエスカレーションする方法と、エスカレーションを確認する方法を表示しています。 switch# run bash bash-4.2$ sudo su root bash-4.2# whoami root bash-4.2# exit exit Bash コマンドの例 このセクションには...