Re: [Chicken-users] silex command line documentation

[felix winkelmann]

On 5/13/06, Brandon J. Van Every <address@hidden> wrote:
> It's a bit cryptic:
>
> Usage: silex FILENAME [OPTION ...]
>
>   Reads a syntax definition from FILENAME.l and generates
>   a lexical analyzer named FILENAME.l.scm. For a list of
>   options, see the SILex manual.
>
>
> But the silex.ps I obtained from the Silex Egg webpage has no mention of
> command line options at all.  Nor is inspecting the source code yielding
> any clue.  In particular, I'd like to know how to generate an arbitrary
> output filename.  Short of hacking around it with "mv blah.l.scm
> blah.l.silex".  Also if there are any command line flags for include paths.

The change to run silex.scm as script is from me allright, here is a patch
for setting the output name:

% darcs diff silex.scm
6702c6702
< Usage: silex FILENAME [OPTION ...]
---
> Usage: silex FILENAME OUTFILENAME [OPTION ...]
6705c6705
<   a lexical analyzer named FILENAME.l.scm. For a list of
---
>   a lexical analyzer named OUTFILENAME. For a list of
6711,6712c6711,6713
<   (let ([fname (car args)])
<     (apply lex fname (string-append fname ".scm") (map
string->symbol (cdr args))) ) )
---
>   (let ([fname (car args)]
>         (oname (cadr args)) )
>     (apply lex fname (cadr args) (map string->symbol (cddr args))) ) )

(I'll check this into the darcs repo in a few moments).


(felix)