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Re: Interactive string input and comparison

From: Holger Sparr
Subject: Re: Interactive string input and comparison
Date: Fri, 30 Jun 2006 09:58:29 +0200
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux)

On 29 Jun 2006, scm wrote:

> I am trying to write an interactive Elisp program that will take the
> input of a string, and depending what the string is, run a shell
> command. I also what to have an error printed if the given shell
> command does not exist. This is my attempt at the code so far:
> (defun ls ()
>   (interactive)
>   (prompt for input? variable?)
>   (if (string-match "ls" )
>     (shell-command "ls -l)

(defun test-ls (cmd)
  (interactive "sString: ")
  (if (string-match "ls" cmd)
      (shell-command "ls -l")
    (message "Command %s does not exist." cmd)))

see "C-h f interactive RET"



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