Article View: comp.sys.mac
Article #22230Re: Mac applications under A/UX
From: Rick Daley
Date: Thu, 26 Nov 1987 07:57
Date: Thu, 26 Nov 1987 07:57
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1806 bytes
In article <7424@eddie.MIT.EDU>, gz@eddie.MIT.EDU (Gail Zacharias) writes:
> Can applications running under the A/UX Mac emulation handle CHK and
> TRAPV/TRAPcc exceptions?
In the first release of the A/UX Toolbox, there is no special provision
for handling exceptions. However, there are two ways to run mac applications
from A/UX. One way is to use the "launch" program to run a mac binary.
The other way is to recompile the application under A/UX and execute it as
a UNIX binary. In the latter case, you can use the normal UNIX mechanisms
for dealing with exceptions. However, to use this method, the application
really has to be written in C.
Altering the exception vectors in low memory will have no effect under
the A/UX Toolbox. If we find that it is common for developers to want to
do this, we could add support for exception vectors to the second release
of the A/UX Toolbox.
Rick Daley
rpd@apple.UUCP
By the way, I should add my usual warning that you shouldn't expect
off-the-shelf mac applications to run under A/UX. It is usually a fairly
simple job for a developer to make an application A/UX-friendly, but most
existing applications will faihad
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!think!ames!amdahl!nsc!voder!apple!rpd From: rpd@apple.UUCP (Rick Daley) Newsgroups: comp.sys.mac Subject: Re: Mac applications under A/UX Message-ID: <6841@apple.UUCP> Date: Thu, 26-Nov-87 02:57:31 EST Article-I.D.: apple.6841 Posted: Thu Nov 26 02:57:31 1987 Date-Received: Sun, 29-Nov-87 16:16:05 EST References: <7424@eddie.MIT.EDU> Organization: Apple Computer, Inc., Cupertino, USA Lines: 23 Keywords: Mac, A/UX, user mode Summary: UNIX binaries can use signal(2) to catch exceptions