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Re: read -e bug


From: Chris F.A. Johnson
Subject: Re: read -e bug
Date: Thu, 28 May 2009 09:29:32 -0400 (EDT)
User-agent: Alpine 2.00 (LMD 1167 2008-08-23)

On Thu, 28 May 2009, Pierre Gaston wrote:

> On Thu, May 28, 2009 at 3:52 PM, Chris F.A. Johnson <address@hidden> wrote:
> > On Thu, 28 May 2009, Chet Ramey wrote:
> >
> >> >
> >> > This is nothing new; it happens in all versions of bash:
> >> >
> >> > printf "Enter something: "
> >> > read -e whatever
> >> >
> >> > Press a key, then cursor left (or ^A); the cursor moves to the
> >> > beginning of the line, over "E" instead of over the character just
> >> > entered.
> >>
> >> This isn't a bug; that's where readline thinks the cursor is.
> >
> >   Why would it think that? It's wrong.
> >
> >>  If you want to use a prompt, use `read -p'.
> >
> >   I like to write portable scripts; read -p is not portable.
> 
> well, read -e is not more portable than read -p afaict

   Good point!

-- 
   Chris F.A. Johnson, webmaster         <http://woodbine-gerrard.com>
   ===================================================================
   Author:
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)




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