针对你遇到的错误“-bash: prompt_command:只读变量”,我们可以按照以下步骤进行排查和解决: 理解错误消息: 错误消息“-bash: prompt_command:只读变量”表明在尝试修改或设置prompt_command变量时遇到了问题,因为这个变量被设置为只读。 检查bash配置文件: 首先,需要检查你的bash配置文件,如~/.bashrc或~/.bash_pr...
$PROMPT_COMMAND is either an array or a regular variable. Each value is executed as a command before the primary prompt $PS1 is executed. This is only useful for interactive terminals.
在中围绕`PROMPT_COMMAND=vim进行编码。我试图获取的zprofile是: function vim { printf "\e]1;"`basename "$1"`"\a" /usr/bin/vim "$1" } PROMPT_COMMAND=vim function nvim { printf "\e]1;"`basename "$1"`"\a" /usr/local/bin/nvim "$1" } PROMPT_COMMAND=nvim 这是文件中PROMPT_CO...
[注: 使用PS4后使 "{script-name}.{line-number}+" 成为set –x的命令提示符] 5. PROMPT_COMMAND 如果设置了该变量,那么它将在显示 PS1 变量之前出现,比如: [beyes@beyes~]$ export PROMPT_COMMAND="echowww."www.[beyes@beyes~]$ pwd/home/beyeswww.[beyes@beyes~]$ 如果你希望看到 PROMPT_COM...
Wiki Security Insights New issue Open Description ifdongs skywind3000 commentedon Jun 11, 2021 skywind3000 ifdongs commentedon Jun 12, 2021 ifdongs yes, I found that the most commonly used cmds are cd and ls, so I created a new temp variable and combined it with cd and ls. ...
\e]1;"`basename "$1"`"\a"/usr/bin/vim"$1";};PROMPT_COMMAND=vim # add a";"before...
虽然功能正常,但是每敲击一下回车,命令行都会打印一条信息:"openEuler_history: command not found"。 很烦恼,这是为什么呢? 原因是这样的: OpenEuler自己定义了一个函数,并且把这个函数赋值给bash自带的环境变量PROMPT_COMMAND,就像下面这样: “PROMPT_COMMAND=openEuler_history” bash通过这个方式为命令行提供了一些...
Intro It seems the the Kitty bash shell integration script is inserting a semicolon on the PROMPT_COMMAND causing it to conflict with what another program is doing with PROMPT_COMMAND. It this case it is with the z program. Both kitty an...
PROMPT_COMMAND=’PS1=” \[\033[35m\]\$(/bin/date) \[\033[32m\]\w\[\033[1;31m\]\u@\h: \[\033[1;34m\]\$(/usr/bin/tty | /bin/sed-e ’s:/dev/::’): \[\033[1;36m\]\$(/bin/ls-1| /usr/bin/wc-l | /bin/sed’s: ::g’) files \[\033[1;33m\]\$(/bin/...
2. PS2 – Continuation interactive prompt A very long unix command can be broken down to multiple line by giving \ at the end of the line. The default interactive prompt for a multi-line command is “> “. Let us change this default behavior to display “continue->” by using PS2 envi...