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Re: M-x grep: time to clean up /dev/null kludge


From: Eli Zaretskii
Subject: Re: M-x grep: time to clean up /dev/null kludge
Date: Sat, 15 Sep 2001 13:28:44 +0300

> From: Dan Jacobson <address@hidden>
> Newsgroups: gnu.emacs.bug
> Date: 15 Sep 2001 10:32:02 +0800
> 
> You know, something has to be done about /dev/null kludge in M-x grep:
> (grep "grep -n -e www *|wc")
> 
> cd ~/geocities/
> grep -n -e www *|wc /dev/null
>       0       0       0 /dev/null
> 
> grep finished (matches found) at Sat Sep 15 10:21:46
> 
> I mean I know it is there to modify grep output in the minimal case of
> one file name etc.  But, then useful commands like
> 
> (grep "grep -n -e www *|grep -v http://";)
> 
> are precluded.

M-x grep is not supposed to be used with an arbitrary shell commands;
you have "M-!" for that.



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