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Re: read + ^V


From: Chet Ramey
Subject: Re: read + ^V
Date: Wed, 11 Nov 2009 22:27:31 -0500
User-agent: Thunderbird 2.0.0.23 (Macintosh/20090812)

Antonio Macchi wrote:
> using ^V to pass an ascii character to read, the behavior is incoherent
> beetween simple read, and read -nx

When using the -n option, bash puts the terminal into character-at-a-time
non-canonical mode, which disables the tty special characters.  When
using read without that option, the terminal stays in canonical mode and
does erase, kill, and literal-next processing.


Chet
-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/




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