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Mail Archives: djgpp/1995/03/07/12:37:37

Date: Tue, 7 Mar 1995 11:16:18 +0500
From: hvb AT netrix DOT com
To: acmq AT beta DOT coe DOT ufrj DOT br (Antonio Carlos Moreirao de Queiroz)
Cc: djgpp AT sun DOT soe DOT clarkson DOT edu
Subject: Re: Interrupt Handling Issues. ???
References: <199503071208 DOT JAA05414 AT beta DOT coe DOT ufrj DOT br>

Antonio Carlos Moreirao de Queiroz writes:

 > This appears to work correctly, but I have some questions:
 > 1- How to call the old interrupt handler at the end of the
 >    new handler?
use go32_simulate_fcall_iret

 > 2- Is it necessary to guarantee that the new handler is
 >    uninstalled before the program exits, normally or not?
I don't and it seems ok.

 > 3- Is this really safe?
 >
How safe is 'safe'?

Cheers,

==============================================================
Hung Bui                            Internet: h DOT bui AT ieee DOT org
Netrix Corporation                    Phone: +1 703 793 1016
13595 Dulles Technology Drive           Fax: +1 703 713 3805
Herndon Va 22071
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