From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Original-To: caml-list@sympa.inria.fr Delivered-To: caml-list@sympa.inria.fr Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by sympa.inria.fr (Postfix) with ESMTPS id 209B07ED34 for ; Thu, 12 Jul 2012 17:09:37 +0200 (CEST) Received-SPF: None (mail1-smtp-roc.national.inria.fr: no sender authenticity information available from domain of ml@pulsschlag.net) identity=pra; client-ip=194.95.184.44; receiver=mail1-smtp-roc.national.inria.fr; envelope-from="ml@pulsschlag.net"; x-sender="ml@pulsschlag.net"; x-conformance=sidf_compatible Received-SPF: None (mail1-smtp-roc.national.inria.fr: no sender authenticity information available from domain of ml@pulsschlag.net) identity=mailfrom; client-ip=194.95.184.44; receiver=mail1-smtp-roc.national.inria.fr; envelope-from="ml@pulsschlag.net"; x-sender="ml@pulsschlag.net"; x-conformance=sidf_compatible Received-SPF: None (mail1-smtp-roc.national.inria.fr: no sender authenticity information available from domain of postmaster@mailhost.mis.mpg.de) identity=helo; client-ip=194.95.184.44; receiver=mail1-smtp-roc.national.inria.fr; envelope-from="ml@pulsschlag.net"; x-sender="postmaster@mailhost.mis.mpg.de"; x-conformance=sidf_compatible X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvwEAMfn/k/CX7gs/2dsb2JhbABFuAiBB4NNNkeIOJwxoUyOIII8YAONZ2WMRIowgmGBXQ X-IronPort-AV: E=Sophos;i="4.77,573,1336341600"; d="c'?bz2'66?scan'66,208,49,66?h'66,208,49,66?ml'66,208,49,66?cpp'66,208,49,66";a="166625341" Received: from mailhost.mis.mpg.de ([194.95.184.44]) by mail1-smtp-roc.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-SHA; 12 Jul 2012 17:09:36 +0200 Received: from twww.mis.mpg.de (twww.mis.mpg.de [194.95.185.34]) by mailhost.mis.mpg.de (8.13.8/8.13.8) with ESMTP id q6CF9YpV009412; Thu, 12 Jul 2012 17:09:34 +0200 (MEST) Received: from [172.19.89.136] (pcserv1n1.mis.mpg.de [141.5.26.71]) (authenticated bits=0) by twww.mis.mpg.de (8.14.4/8.14.4) with ESMTP id q6CF9ZFu003450 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NO); Thu, 12 Jul 2012 17:09:35 +0200 (MEST) From: Keyan Content-Type: multipart/mixed; boundary="Apple-Mail=_D89D05F6-7150-4BED-9A69-CDD827676E60" Date: Thu, 12 Jul 2012 17:09:28 +0200 To: caml-list@inria.fr Message-Id: <3100B6AB-7793-4CFF-B927-1FB3A1B3E457@pulsschlag.net> Mime-Version: 1.0 (Apple Message framework v1278) X-Mailer: Apple Mail (2.1278) X-MIS-Check-Sender: OK, relay allowed from this IP.OK, user zahedi() has authenticated himself with PLAIN. Subject: [Caml-list] Creating a dynamic Library on Mac OS X --Apple-Mail=_D89D05F6-7150-4BED-9A69-CDD827676E60 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Hi, I have the following problem. In my main program, I load dynamic libraries = during runtime on demand. One of those libraries will access ocaml code. Co= mpiling works fine, until I link everything to a dynamic library, in which = case I get the following error: Undefined symbols for architecture x86_64: "_caml_code_area_start", referenced from: _segv_handler in output.a(signals_asm.o) _caml_code_checksum in output.a(intern.o) _intern_rec in output.a(intern.o) _extern_rec in output.a(extern.o) "_caml_code_area_end", referenced from: _segv_handler in output.a(signals_asm.o) _caml_code_checksum in output.a(intern.o) _intern_rec in output.a(intern.o) _extern_rec in output.a(extern.o) "_caml_atom_table", referenced from: _caml_alloc in output.a(alloc.o) _caml_alloc_dummy_float in output.a(alloc.o) _caml_alloc_dummy in output.a(alloc.o) _caml_alloc_array in output.a(alloc.o) _caml_copy_string_array in output.a(alloc.o) _intern_alloc in output.a(intern.o) _intern_rec in output.a(intern.o) ... ld: symbol(s) not found for architecture x86_64 collect2: ld returned 1 exit status make: *** [all] Error 1 I use: ocaml 3.12.1 Darwin 11.4.0 (Mac OS X 10.7.4) gcc: i686-apple-darwin11-llvm-gcc-4.2 I don't use Xcode, but cmake/make. Attached to this email is a minimal example, demonstrating the problem. It = is fully self-containable, i.e. it contains the Makefile and the source fil= es. 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