Newsgroups: comp.unix.sysv386
Path: utzoo!telly!druid!darcy
From: darcy@druid.uucp (D'Arcy J.M. Cain)
Subject: Re: Curses bug in halfdelay() ?
Organization: D'Arcy Cain Consulting, West Hill, Ontario
Distribution: na
Date: Sat, 29 Dec 90 15:35:28 GMT
Message-ID: <1990Dec29.153528.18008@druid.uucp>
Keywords: curses halfdelay bug sysv
References: <17068@brahms.udel.edu> <17070@brahms.udel.edu>

In article <17070@brahms.udel.edu> Ken Weaverling writes:
>In article <17068@brahms.udel.edu> I (Ken Weaverling) write:
>>I am trying to get the halfdelay() routine in curses to implement a timeout
>>on a getch() call. It simply blocks and doesn't return. This same test program
>Is it a safe work-around for me to use alarm() and trap the alarm signal? 
>What I would do is call alarm() right before the getch() and trap the alarm
>signal, then set a flag in it and return. The getch() would be terminated
>after the timeout period.  Or is there a better method? Again, using nodelay
>would force me to poll getch() and that would chew CPU cycles needlessly...

Here's a radical thought.  Complain to your vendor that the product is broken
and have them fix it.  I use ESIX and when I reported the problem they
fixed it and sent me a new copy of the library.

-- 
D'Arcy J.M. Cain (darcy@druid)     |
D'Arcy Cain Consulting             |   There's no government
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