Date: Mon, 22 Jan 1996 20:33:40 -0800 From: Josh MacDonald <jmacd@cs.berkeley.edu> To: Warner Losh <imp@village.org> Cc: Josh MacDonald <jmacd@cs.berkeley.edu>, Wolfram Schneider <wosch@cs.tu-berlin.de>, hackers@freebsd.org Subject: Re: recursive grep Message-ID: <199601230433.UAA12940@paris.CS.Berkeley.EDU> In-Reply-To: Your message of "Mon, 22 Jan 1996 18:48:59 MST." <199601230148.SAA01369@rover.village.org>
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>
> : > find /usr/local | xargs grep foo
> : and why do we need an extra pipe, either?
> :
> : find /usr/include -name \*f.h -exec grep foo {} /dev/null \;
>
> The extra pipe will fork/exec grep once for each 100k or so characters
> of command line args, while this will fork/exec grep for each file.
> Guess which one is likely to be faster :-).
>
> Warner
>
Oh, well anyhow _SC_ARG_MAX is set at 64k which I have found exceedingly
low. How do you change this anyways?
I've written a rcs front end that execs a ci command with a bunch of
filenames buffered. It has to split this in order to checkin something
like the emacs source tree, how annoying :)
-josh
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