Re: Exception Handling

"Marco van de Voort" <marcov@toad.stack.nl>
10 Aug 2002 02:17:55 -0400

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From: "Marco van de Voort" <marcov@toad.stack.nl>
Newsgroups: comp.compilers
Date: 10 Aug 2002 02:17:55 -0400
Organization: Eindhoven University of Technology, The Netherlands
References: 02-07-075 02-07-111 02-07-113
Keywords: errors
Posted-Date: 10 Aug 2002 02:17:55 EDT

David Jobet wrote:
> f can throw an exception, I can in f (before longjumping to
> someFunction's handler) get the return address (that will correspond
> to f_addr in someFunction). The problem is in someFunction, I'd like
> to have the PC address of f_addr.
>
> In Visual C, it appears you can use the &f_addr notation to handle
> this. However this is not true with ANSI C.


For Linux, check the code of the *nix units of FreePascal (www.freepascal.org,
which tries to emulate delphi exceptions)


For *BSD, it is somewhat harder. Exceptions are working, but I haven't found
a decent way to recover from processor generated exceptions (like
div-by-zero)

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