Re: [boost] Command line option handling - Interest?

From: Sven M. Hallberg (pesco_at_[hidden])
Date: 2001-05-10 11:38:15

On Thu, May 10, 2001 at 08:36:23AM -0700, Gary Powell wrote:
> > Is there interest in Boost for an option processor 
> I'm interested.
:)

> > Here's a synopsis of my processor: One creates an option_processor object
> > and
> > registers supported options with it, giving the following information:
> >  - short/long ways for denominating the option on the command line
> On the short way, will you require this to be specified by the programmer,
> or will it automatically create a short flag from the long flags?

The programmer needs to specify both denominators denominators seperately.
Autogenerating the short form would be too much guesswork in my eyes.

> >  - a description
> >  - a handler function object
> > 
> You might also consider using the any_function stuff as well.

Yes, I have yet to check that library out, but had it marked. :)

> > Once that is done, the processor can be asked about an info table about
> > the
> > known options as frequently seen on programs' "--help" screens. Finally of
> > course it can be given argc/argv and it will parse it for options and call
> > the
> > appropriate handlers, throwing exceptions on errors (missing arguments,
> > etc.)
> This is very handy to have and if done so that "help" is required when you
> register the option it will remind programmers to fill in at least a token
> help statement.

Exactly, the description string is required.

Should I upload my current version to the vault already, or do more
boost-specific cleanup first? For example, I'm using POSIX regex functions, as
well as a custom smartpointer.

Best regards,
 Sven

-- 
"Would the All-Seeing Eye please look in my direction?"
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