From: Valeri DOT Faine AT cern DOT ch ("Valery Fine") Subject: Re: DLL problems understood, but not solved 20 Mar 1997 02:34:13 -0800 Approved: cygnus DOT gnu-win32 AT cygnus DOT com Distribution: cygnus Message-ID: <199703201006.LAA51070.cygnus.gnu-win32@sp060.cern.ch> Comments: Authenticated sender is Original-To: Fergus Henderson Original-CC: gnu-win32 AT cygnus DOT com X-Confirm-Reading-To: "Valery Fine" X-pmrqc: 1 X-mailer: Pegasus Mail for Windows (v2.23) Original-Sender: owner-gnu-win32 AT cygnus DOT com On 20 Mar 97 at 13:13, Fergus Henderson wrote: > Nick van Eijndhoven, you wrote: > > > > 3) Make sure that the GNU produced DLL's can be used together with > > the > > Microsoft visual C++ produced DLL's. > > This is vital in my case (being a member of a large high energy > > physics experiment where some packages use MS visual C++ > > stuff). > > If your DLLs stick to a C interface, that should be OK. > > However, if your DLLs have a C++ interface, then what you ask is > impossible. The C++ ABI used by MS Visual C++ is an undocumented > proprietry ABI. In fact, I think some aspects of its ABI may even > have been patented. > Fortunately it is not our case. To load C++ classes from DLL indirectly. We use CINT - C++ interpreter written in pure C. (check: http://root.cern.ch). This way de don't need to know that ABI at all. Thank you very mush for your hint. With my regards, Valery ================================================================= Dr. Valery Fine Telex : 911621 dubna su ----------- LCTA/Joint Inst.for NuclearRes Phone : +7 09621 6 40 80 141980 Dubna, Moscow region Fax : +7 09621 6 51 45 Russia mailto:fine AT main1 DOT jinr DOT dubna DOT su mailto:fine AT vxcern DOT cern DOT ch Dr. Valeri Faine ------------ Phone: +41 22 767 6468 CERN FAX : +41 22 782 2601 CH-1211 Geneva, 23 mailto:fine AT vxcern DOT cern DOT ch Switzerland http://nicewww.cern.ch/~fine - For help on using this list, send a message to "gnu-win32-request AT cygnus DOT com" with one line of text: "help".