Experimental Physics and
Industrial Control System

Benjamin Franksen via Tech-talk <tech-talk at aps.anl.gov> · Thu, 13 Feb 2020 15:08:46 +0100

Am 12.02.20 um 02:31 schrieb Freddie Akeroyd - UKRI STFC via Tech-talk:
> If I unpack seq 2.2.8 into the epics-base/modules area I get the same
> build error as mentioned for the example with epics 7 (master). If I
> move the seq directory to outside of the modules area, then
> everything works fine.
> 
> What I think is happening is that when seq 2.2.8 is placed in the
> epics-base/modules area its binaries are installed into
> epics-base/bin rather than seq/bin. The .st/.stt compile rules for
> the seq assume the snc executable is installed in $(SNCSEQ)/bin and
> so they then fail.
> 
> The CONFIG_SITE.local  in epics-base/modules sets INSTALL_LOCATION to
> epics-base/bin, in seq 2.2.8 its CONFIG_SITE includes $(TOP)/../
> CONFIG_SITE.local whereas in 2.2.5 this is not done, which I suspect
> is why seq 2.2.5 works ok.

Thanks for this analysis! I did not realise the OP had unpacked seq
under epics-base/modules. I doubt this is an "officially supported" way
to build support modules. Perhaps a warning should be issued if someone
tries that.

Cheers
Ben

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System