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Re: adding plus syntax to manpage


From: Paul Eggert
Subject: Re: adding plus syntax to manpage
Date: Mon, 16 Oct 2006 15:10:48 -0700
User-agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.4 (gnu/linux)

address@hidden writes:

> Would it be possible to add the working of this sort of usage:
>   tail +2

I'd rather not, since POSIX currently requires that it be
equivalent to "tail ./+2".  The man page is supposed to be
short, and I'd rather that it didn't confuse people by
documenting obsolete and nonportable usage.

You can use "tail -n +2" on modern hosts (i.e., hosts
conforming to POSIX.2-1992 and later), and "sed 1d" if your
script needs to be portable to ancient and nonstandard
programs like Solaris /usr/bin/tail where the implementation
predates the 1992 standard.




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