Subject: RE: c polling routine
From: Jan Zumwalt (jwzumwalt@neatinfo.com)
Date: Sat Feb 08 2003 - 18:38:45 AKST
If this is true, is there a GNU "C" syntax you can suggest?
i.e. cmd = getc();
JZ
-----Original Message-----
From: aklug-bounce@aklug.org [mailto:aklug-bounce@aklug.org]On Behalf Of
Arthur Corliss
Sent: Saturday, February 08, 2003 3:29 PM
To: Jan Zumwalt
Cc: Aklug
Subject: Re: c polling routine
On Sat, 8 Feb 2003, Jan Zumwalt wrote:
> Can someone point me to a linux =93c=94 keyboard polling routine? I need=
to
> check the key buffer without requiring the user to press =93enter=94. =93=
C=94 does
> not support native hardware support. It only supports =93file=94input and
> expects some type of EOF.
That's not true. The POSIX specification calls for non-blocking capabiliti=
es
for read calls, etc. See fcntl(5) and O_NONBLOCK flag. STDIN is a filehan=
dle
like any other. . .
=09--Arthur Corliss
=09 Bolverk's Lair -- http://arthur.corlissfamily.org/
=09 Digital Mages -- http://www.digitalmages.com/
=09 "Live Free or Die, the Only Way to Live" -- NH State Motto
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This archive was generated by hypermail 2a23 : Sat Feb 08 2003 - 18:37:57 AKST