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Re: piping tail -f through cut

From: Pádraig Brady
Subject: Re: piping tail -f through cut
Date: Sat, 9 Feb 2008 01:17:46 +0000
User-agent: Thunderbird (X11/20071008)

James Youngman wrote:
> On Feb 8, 2008 5:26 PM, Micah Cowan <address@hidden> wrote:
>> It is a very silly idea, considering it would violate the C standard
>> (§7.19.3#7):
>> As initially opened, the standard error stream is not fully buffered;
>> the standard input and standard output streams are fully buffered if and
>> only if the stream can be determined not to refer to an interactive device.
> That doesn't by itself make it a silly idea.  It just means that
> glibc-based systems where the user has set (e.g.)
> _FORCE_GLIBC_STDIO_BUFFERING to the value "line" would not be
> conforming. Since such an option would not be mandatory (or the
> default) this is not in itself a reason not to support this.


> But of
> course it would make all scripts which rely on this behaviour
> non-portable.

But if you can't achieve it on other systems anyway who cares :)


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