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Re: [Groff] proposal: add variable traps to groff.
From: |
Werner LEMBERG |
Subject: |
Re: [Groff] proposal: add variable traps to groff. |
Date: |
Fri, 01 Oct 2004 09:44:21 +0200 (CEST) |
> This is a proposal for a new kind of trap to be added to the groff
> engine. Maybe someone with more insight than me could comment on
> this.
>
> A variable trap that triggers whenever a variable (register and
> string, maybe even diversion, environment, macro) is accessed, i.e.
> created, deleted, changed, read. The trap macro gets a description
> of the variable (register or string) and of the access (action with
> data). The trap macro can modify the result of the action and can
> have additional side effects. [...]
It's not really clear to me what you want to do with that interface.
Are you interested in better debugging facilities? Or do you have
something different in mind?
Werner
- Re: [Groff] proposal: add variable traps to groff.,
Werner LEMBERG <=