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Re: st: Convention for replacing an existing routine on SSC with a revision that has major syntax changes.
From
Austin Nichols <[email protected]>
To
[email protected]
Subject
Re: st: Convention for replacing an existing routine on SSC with a revision that has major syntax changes.
Date
Wed, 25 Aug 2010 10:09:42 -0400
David Elliott <[email protected]> :
If the original version does not use Mata, it may be version 8 compatible; see
ssc d ivreg28
for how the authors of ivreg2 differentiate the old and new versions.
On Wed, Aug 25, 2010 at 9:55 AM, David Elliott <[email protected]> wrote:
> The subject line above almost says it all.
>
> I have completely rewritten my file chunking routine -chunky- to use a
> different and far more efficient chunking strategy using Mata for the
> file I/O. It is basically a completely different program. I am
> currently calling it -chunky_mata- to during testing to distinguish it
> from -chunky- but it is my intent to completely supplant the original
> routine which, quite frankly, was an ugly kludge for which I am almost
> ashamed to claim ownership.
>
> The syntax has changed from:
> chunky using filename , index(#) chunk(#) saving(filename[, replace])
> to
> chunky using filename ,[ [peek(#) analyze] | [chunksize(#.#)
> header(string) stub(string) replace]
>
> What is the convention for replacing a routine that will "break" any
> previous programs written using it?
>
> I appreciate your guidance.
>
> DC Elliott
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