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Mail Archives: cygwin/2005/03/25/12:58:41

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Date: Fri, 25 Mar 2005 12:58:32 -0500 (EST)
From: Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Eric Blake <ericblake AT comcast DOT net>
cc: cygwin AT cygwin DOT com
Subject: Re: base-files patch
In-Reply-To: <032520051637.20006.42443E460000F49E00004E2622058864420A050E040D0C079D0A@comcast.net>
Message-ID: <Pine.GSO.4.61.0503251235020.9662@slinky.cs.nyu.edu>
References: <032520051637 DOT 20006 DOT 42443E460000F49E00004E2622058864420A050E040D0C079D0A AT comcast DOT net>
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On Fri, 25 Mar 2005, Eric Blake wrote (snipped):

> In addition to fixing the default PS1 for bash to correctly delineate
> non-printing characters,

One thing that bash does is *deliberately* compute the line break one
character *before* the edge of the screen.  You can see what happens when
it is fooled into thinking the prompt is 1 character shorter than it
actually is (e.g., "export PS1='$\[ \]'" and type a long command).

> it fixes the following additional bugs:  When using case, you do not
> need to quote a command substitution; this is particularly important
> since "`""`" is non-portable, just use case `""` instead.

Most shells understand "`""`" (particularly, all official shells on
Cygwin, which is what's important).  In fact, in this particular case,
it's probably better to use "``" instead of `""`, IMO.

> Sorting is not necessarily strictly alphanumeric in other locales (not
> that cygwin has good locale support, but still...).

Good point.
	Igor
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