Version française
Home     About     Download     Resources     Contact us    
Browse thread
Toplevel with camlp4
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: -- (:)
From: Peng Zang <peng.zang@g...>
Subject: Re: [Caml-list] Toplevel with camlp4
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Are you using OCaml 3.10?  I recall there's a bug that doesn't let you #use 
more than once due to bad file descriptors.  It's been fixed in 3.11

Peng

On Thursday 26 March 2009 09:59:20 pm Andre Nathan wrote:
> Hello
>
> I have the simple program below:
>
>   let () =
>     Sys.interactive := false;
>     Toploop.initialize_toplevel_env ();
>     for i = 1 to (Array.length Sys.argv) - 1 do
>       ignore (Toploop.use_file Format.std_formatter Sys.argv.(0))
>     done
>
> which works fine when compiled with
>
>   $ ocamlc -o a toplevellib.cma a.ml
>
> and run as
>
>   $ ./a foo.ml bar.ml
>   val a : int = 1
>   val b : int = 2
>
> Both files are processed correctly. However, if I add camlp4 to the
> compilation options, as in
>
>   $ ocamlc -o a toplevellib.cma -I +camlp4 camlp4o.cma a.ml
>
> the first file is processed, but then I get a bad file descriptor error
> for the second one:
>
>   $ ./a foo.ml bar.ml
>   val a : int = 1
>   I/O error: Bad file descriptor
>
> Does anyone know what could be going on here?
>
> Thanks,
> Andre
>
>
> _______________________________________________
> Caml-list mailing list. Subscription management:
> http://yquem.inria.fr/cgi-bin/mailman/listinfo/caml-list
> Archives: http://caml.inria.fr
> Beginner's list: http://groups.yahoo.com/group/ocaml_beginners
> Bug reports: http://caml.inria.fr/bin/caml-bugs
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.7 (GNU/Linux)

iD8DBQFJzDbHfIRcEFL/JewRAnTkAKC6pIKCeHpMqBjPXh1p04uvr0Gn/ACgjndL
jYngI1gXMosxmcuDMmjAo3M=
=ghYE
-----END PGP SIGNATURE-----