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Message from discussion read -t und read -n1 in POSIX
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Christian Weisgerber  
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 More options Feb 10 2009, 9:13 am
Newsgroups: de.comp.os.unix.shell
From: na...@mips.inka.de (Christian Weisgerber)
Date: Tue, 10 Feb 2009 14:13:04 +0000 (UTC)
Local: Tues, Feb 10 2009 9:13 am
Subject: Re: read -t und read -n1 in POSIX
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Martin Vaeth  <va...@mathematik.uni-wuerzburg.de> wrote:

> Kann man in POSIX' Shell wirklich kein read -t emulieren?
> Mit read -n1 sieht es wohl noch viel schlimmer aus...

Letzteres macht man traditionell so:

STTY=`stty -g`
stty -icanon
INP=`dd count=1 bs=1 2>/dev/null`
stty $STTY

Mit "stty min 0 time <timeout>" kann man auch einen Timeout setzen.

--
Christian "naddy" Weisgerber                          na...@mips.inka.de


 
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