Re: [help-gengetopt] enums for string values

[Lorenzo Bettini]

Gyozo, PAPP (VBuster) wrote:
> Hi,
>
> from time to time I run into the same situation to lookup string
> values in gengetopt generated arrays (you know _values postfixed
> variables with "/* Possible values for ...*/" comment) to map
> user-given parameters into integer value, that is, the index of the
> array.
>
> It would be nice if enums were generated beside string arrays (in the
> same order) and these enums were also set be cmdline parser. The
> corresponding *_given could store the enum value in case of simple
> (not multiple) option if enum offsets start from 1 instead of 0. I
> don't know what to do with multiple options now. (Of course, a very
> new tag in the cmdline structure would be the most convenient
> solution.)
>
> A little example w/ cmdline.ggo: option  "string-option" s "bla-bla"
> typestr="LEVEL" values="off","normal","high" default="normal" no
>
> cmdline.c: char *cmdline_string_option_values[] = {"off", "normal",
> "high", 0} ;  /* Possible values for string-option.  */
>
> cmdline.h: enum cmdline_string_options { /*
> cmdline_string_option_no_value = 0 -- do we need it? */ 
> cmdline_string_option_off = 1, cmdline_string_option_normal, 
> cmdline_string_option_high };

yes this is very useful, as for multiple options I guess, as you said, a 
new tab in the cmdline structure would be the best thing.

I'll work on this!

thanks
cheers
        Lorenzo

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|  Lorenzo Bettini          ICQ# lbetto, 16080134     |
|  PhD in Computer Science                            |
|  Dip. Sistemi e Informatica, Univ. di Firenze       |
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