Subject:
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Re: Syntax for reserving variables in NQC?
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Newsgroups:
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lugnet.robotics.rcx.nqc
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Date:
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Mon, 29 May 2000 20:55:12 GMT
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Viewed:
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5054 times
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Dave Baum wrote:
> In article <3931A0AA.7AA6DEB1@3dgamers.com>, Jan-Albert van Ree
> <javanree@3dgamers.com> wrote:
>
> > Dave Baum schreef:
> >
> > > At present I'm leaning more towards a #pragma rather than introducing
> > > another keyword into the language...
> > >
> > > // reserve RCX variable location 1
> > > #pragma reserve 1
> > >
> > > How does this sound? Would people prefer a language construct for this
> > > (and if so, what should it be)?
> >
> > It looks perfectly logical to me. Will it be possible to reserve a range
> > or
> > do we need to reserve each location separately?
>
> Handling a range should't be too tough - perhaps like this
>
> #pragma start [count]
>
> where count is assumed to be 1 if not present
>
> // reserve location 1
> #pragma 1
>
> // reserve locations 5,6 and 7
> #pragma 5 3
>
> ---
>
> The alternative would be
>
> #pragma start [end]
>
> where end is assumed to be equal to start
>
> #pragma 1
> #pragma 5 7
>
> ---
I would suggest leaving it simple. For example:
#pragma 1
Would reserve var. one.
#pragma 1 5 9 10 31
Would reserve var.'s 1, 5, 9, 10 & 31
It's the easiest to see at a glance and would be easy to adjust as you changed
your code.
Dean
--
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Message has 1 Reply:
 | | Re: Syntax for reserving variables in NQC?
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| (...) How about: #pragma reserve 1 3 5-8 9 with range explicitly specified by "-". Then those that want to specify a range can do so and those who want to specify a list can do so. Of course this assumes that you don't allow arithmetic in the pragma (...) (26 years ago, 2-Jun-00, to lugnet.robotics.rcx.nqc)
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Message is in Reply To:
| | Re: Syntax for reserving variables in NQC?
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| (...) Handling a range should't be too tough - perhaps like this #pragma start [count] where count is assumed to be 1 if not present // reserve location 1 #pragma 1 // reserve locations 5,6 and 7 #pragma 5 3 --- The alternative would be #pragma (...) (26 years ago, 28-May-00, to lugnet.robotics.rcx.nqc)
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