Am Mittwoch, den 17.01.2007, 12:25 -0800 schrieb Greg Meredith:
> All,
> 
> i'm trying to use Martin Jambon's json-wheel. The dependency chain
> backs up into pcre. When i add that to the list of libs, i get a
> missing external which i thought might be in libpcre_stubs.a in the
> pcre pkg lib. But, no joy. Any help would be greatly appreciated. 
> 
> Best wishes,
> 
> --greg
> 
> -*- mode: compilation; default-directory:
> "~/work/src/projex/biosimilarity/reflection/rho/ocaml/" -*-
> Compilation started at Wed Jan 17 12:17:34
> 
> make -k
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c rho.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c vm.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c logic.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c mc.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c geometry.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c geometrize.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c shell.ml
> ocamllex lexer.mll
> 40 states, 261 transitions, table size 1284 bytes
> ocamlyacc parser.mly
> ocamlc -g -c parser.mli
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c lexer.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c parser.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c frontend.ml
> ocamlc -g -I `ocamlfind query pcre` -I `ocamlfind query netstring` -I
> `ocamlfind query json-wheel` -c repl.ml
> ocamlc -ccopt -L`ocamlfind query pcre` -cclib -llibpcre_stubs.a -I
> `ocamlfind query pcre` -I `ocamlfind query netstring` -I `ocamlfind
> query json-wheel` dynlink.cma pcre.cma netstring.cma jsonwheel.cma
> rho.cmo vm.cmo logic.cmo mc.cmo geometry.cmo geometrize.cmo shell.cmo
> lexer.cmo parser.cmo frontend.cmo repl.cmo -o repl

Why this mess of -I/-L options?

ocamlfind ocamlc -package pcre,netstring,json-wheel -linkpkg \
rho.cmo ... repl.cmo -o repl

should do the trick. My guess would be that it does not find libpcre.so,
or the wrong one.

Gerd

> Error while
> linking /Users/lgm/work/src/devtools/ocaml/godi/lib/ocaml/pkg-lib/pcre/pcre.cma(Pcre): 
> The external function `pcre_isspace_stub' is not available
> make: *** [repl] Error 2
> make: Target `all' not remade because of errors.
> 
> Compilation exited abnormally with code 2 at Wed Jan 17 12:17:34 
> 
> note i get the same behavior if i try the following variations:
> 
> -cclib -lpcre_stubs.a
> 
> or
> 
> pass libpcre_stubs.a as a library to ocamlc instead of passing it on
> as a cclib.
> 
> -- 
> L.G. Meredith
> Partner
> Biosimilarity LLC
> 505 N 72nd St
> Seattle, WA 98103
> 
> +1 206.650.3740 
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-- 
------------------------------------------------------------
Gerd Stolpmann * Viktoriastr. 45 * 64293 Darmstadt * Germany 
gerd@gerd-stolpmann.de          http://www.gerd-stolpmann.de
Phone: +49-6151-153855                  Fax: +49-6151-997714
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