Experimental Physics and
Industrial Control System

Torsten Bögershausen via Tech-talk <tech-talk at aps.anl.gov> · Thu, 15 Jul 2021 20:36:45 +0200

Hej Andy,

there  is a fix in the master branch:
https://github.com/epics-modules/motor/commit/6d127cd6f433ff34256a53d6e7ff0309cc741dad
May be you can use the “latest” ?

HTH
/Torsten

> On 15 Jul 2021, at 20:04, Andy Foster via Tech-talk <tech-talk at aps.anl.gov> wrote:
> 
> Hi All,
> 
> Something I noticed today in attempting to compile motor R7-2-2 against base-7.0.6 (on ubuntu-20.04.2.0) was that I was getting this error:
> 
> ../motordrvCom.h:225:1: note: the macro ‘epicsShareFunc’ had not yet been defined
> In file included from ../motordevCom.cc:73:
> /home/ajf/epics/base-7.0.6/include/shareLib.h:169: note: it was later defined here
> 169 | #   define epicsShareFunc __attribute__ ((visibility("default")))
> 
> I solved it by adding "shareLib.h" to "motordrvCom.h" like this:
> #include <shareLib.h>
> #include "motor.h"
> 
> That allowed the compile to work. But whether this the best way to solve the problem I don't know? I wondered if anyone else had seen this compilation error?
> 
> Cheers, Andy
> 

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System