Re: Guile startup

[Jost Boekemeier <jostobfe@calvados.zrz.TU-Berlin.DE>]

Jonas Oberg <jonas@gnu.org> writes:

> Hi,
> 
> I've been doing some testing with Guile by means of trial and error.
> I think this is a FAQ (though it wasn't listed in the FAQ as far as
> I can tell), so please feel free to flame me.
> 
> The program I have is basically (when you strip away the autoconf, automake,
> bison and flex magic);
> 
> static void inner_main (void *closure, int argc, char **argv)
> {
> 	gh_eval_str("(display \"foo\")");
> }
> 
> int main(int argc, char **argv)
> {
>         scm_boot_guile(argc, argv, inner_main, 0);
>         return 0;
> }
> 
> So, this is all nice and stuff, but scm_boot_guile() seems to take
> some 2-3 seconds on my computer which isn't very nice at all.
> I know there's probably some scheme-parsing involved in booting the
> guile interpreter, but are there some ways one can speed up the process?


Umm well, at startup guile loads and evaluates too much code.  Take a
look at init.c and boot-9.scm.  Hopefully in one of next guile releases we
will have a guile interpreter that starts up as quick as perl.


Jost