Date: Wed, 24 Jun 1998 15:17:57 +0300 (IDT)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
To: Mental Teo <s499435 AT dutiwy DOT twi DOT tudelft DOT nl>
cc: djgpp AT delorie DOT com
Subject: Re: disk error handling
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On Wed, 24 Jun 1998, Mental Teo wrote:

> also in djgpp, how can i trap and thus catch
> 
> disk-errors........like drive a: is not avialable?
> 
> in borland it's harderr & hardretn....

You cannot have harderr and hardretn in DJGPP, because DPMI spec doesn't 
allow to abort a DPMI program without going through the normal DPMI 
shut-down procedure, and hardretn can abort it it like that.

The only way to achieve what you want is to scan all valid drives before 
the user references a potentially absent drive.