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From: sjames@wam.umd.edu (Scott H. James)
Subject: Re: OS specific support in ADA
Date: 1996/07/03
Date: 1996-07-03T00:00:00+00:00	[thread overview]
Message-ID: <4re096$fpt@rac3.wam.umd.edu> (raw)
In-Reply-To: 31D5A7CF.6547@world2u.com


As noted already, some OS support, and DOS support in particular, is
not properly speaking an Ada (or C) issue, however other Ada compilers
do in fact provide interrupt packages, port, and direct memory access
services.  Through the C interface to DJGPP functions you will find
GNAT readily suitable for the first two tasks, however, direct memory
access will not be as straight forward since using representation
clauses to access physical memory is, AFAIK, not possible in GNAT.

Another option for a cheap, more DOS friendly compiler is through R&R
software: (800)722-3248.  DOS and BIOS interrupts (procedures
provided) and direct memory access (through rep clauses) are
available.  It is not free, but if you are a student I believe the
16-bit version costs all of 75 bucks. (I'm not associated with R&R but
I did live in Madison WI once :-)

Have fun
scott






  parent reply	other threads:[~1996-07-03  0:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1996-06-29  0:00 OS specific support in ADA Rich Maggio
1996-06-29  0:00 ` Robert Dewar
1996-07-01  0:00 ` Jerry van Dijk
1996-07-03  0:00 ` Scott H. James [this message]
1996-07-04  0:00   ` Jerry van Dijk
replies disabled

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