On Wed, Mar 17, 2010 at 09:27:30AM +0100, Goswin von Brederlow wrote:
> I want to rewrite the Digest module to expose a more lowlevel interface
> to the md5 digest and add support to digest Bigarrays. I've patched the
> respective files involved and it all looks alright but when I try to
> build ocaml I get the following error:
> 
> File "_none_", line 1, characters 0-1:
> Error: Error while linking boot/stdlib.cma(Digest):
> The external function `caml_md5_update_string' is not available
> make[2]: *** [ocamlc] Error 2
> make[2]: Leaving directory `/home/mrvn/src/debian/ocaml/ocaml-3.11.2'
> make[1]: *** [world] Error 2
> make[1]: Leaving directory `/home/mrvn/src/debian/ocaml/ocaml-3.11.2'
> make: *** [build-stamp] Error 2
> 
> Can anyone explain why the new functions are not available?

You need to bootstrap the compiler.  I think "make bootstrap" will do the
trick, although you may have to run it twice if I remember correctly.

Mark