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From: brian@shift.utell.net (Brian Somers)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Is there a line length limit? (2.2.1)
Date: 10 Apr 1997 15:15:10 GMT
Organization: Awfulhak Ltd.
Lines: 35
Message-ID: <5ij05u$d4p@ui-gate.utell.co.uk>
References: <5ihpck$h8p$1@Mars.mcs.net>
<5ihv35$f61@nntp1.u.washington.edu>
Reply-To: brian@awfulhak.org, brian@utell.co.uk
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Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:38864
In article <5ihv35$f61@nntp1.u.washington.edu>,
kargl@hotrat.apl.washington.edu (Steven G. Kargl) writes:
> In article <5ihpck$h8p$1@mars.mcs.net>,
> font@MCS.COM (Font) writes:
>> I'm using FreeBSD 2.2.1 and programs which accept input from stdin,
>> such as cat, won't accept lines longer than about a thousand
>> characters. If I pipe these characters instead of typing them,
>> everything works. This happens under /bin/sh and /usr/local/bin/zsh.
>> Is this something in the kernel? I don't remember ever having run
>> into this before. Whether I'm typing stdin to awk, doing a "read
>> line" from /bin/sh, or even doing an fgets(s, sizeof(s), stdin), I run
>> up against the thousand character barrier when typing in input
>> (actually I'm scripting it most of the time, but you know what I
>> mean).
>>
>> My ISP uses FreeBSD 3.0 and doesn't exhibit this problem. But I'm not
>> prepared to go to CURRENT.
>>
>
> cd /usr/include
> grep BUF stdio.h
> #define BUFSIZ 1024 /* size of buffer used by setbuf */
This should not matter - not for obvious reasons anyway.
The only thing I can think of is that the command line editing stuff
allocates a buffer up front......
If it's any consolation, bash-1.14.7 works under 2.2-961014 and sh
has the limit, so you could use bash to avoid the problem.
--
Brian <brian@awfulhak.org> <brian@freebsd.org>
<http://www.awfulhak.demon.co.uk>
Don't _EVER_ lose your sense of humour !