[Halld-offline] Your HALLD_MY will stop working tomorrow [Re: Changing BMS_OSNAME]

[Mark Ito]

Reminder: the definition of BMS_OSNAME will change at JLab tomorrow morning.

On 6/6/22 3:10 PM, Mark Ito wrote:
>
> Folks,
>
> We are changing the value of the BMS_OSNAME environment variable. Some 
> user-owned directories will need patching to work with the new scheme. 
> A script to do the patching will be available (see below). This action 
> was discussed and endorsed at recent Software Meetings.
>
> The change occurs when we update from Build Scripts version 2.34 to 
> version 3.0.*This will occur at JLab at 8:00 am, on Wednesday, June 8.*
>
> Note*: *there is a test version of the new Build Scripts checked out 
> at /group/halld/Software/build_scripts-3.0 for those who would like to 
> test the new arrangement.
>
> This change will affect you if you have any private builds of certain 
> GlueX packages (e.g., halld_recon, halld_sim) or if you have personal 
> plugins in your HALLD_MY directory. Also people who maintain their own 
> GLUEX_TOP directories will have to apply a patch. You will know that 
> you have been affected if you start to suddenly get 
> file-not-found-like errors.
>
> The script to patch your directories is 
> $BUILD_SCRIPTS/change_bms_osname.sh. The usage message is
>
> usage: change_bms_osname.sh <target>
>      
> where target is one of
>
>    "jlab": convert the /group/halld/Software/builds tree at JLab (script must be
>            executed from a directory named "builds")
>    "gluex_top": convert a GLUEX_TOP tree (GLUEX_TOP must be defined in the
> 	       environment)
>    "halld_my": convert a HALLD_MY tree (HALLD_MY must be defined in the
>                environment)
>    "jana": convert a jana tree (JANA_HOME must be defined in the environment)
>    "hdds": convert a hdds tree (HDDS_HOME must be defined in the environment)
>    "halld_recon": convert a halld_recon tree (HALLD_RECON_HOME must be defined in
> 		 the environment)
>    "halld_sim": convert a halld_sim tree (HALLD_SIM_HOME must be defined in the
> 	       environment)
>    "gluex_root_analysis": convert a gluex_root_analysis tree (ROOT_ANALYSIS_HOME
> 			 must be defined in the environment)
>
> So, for example, if you want to patch your private build of halld_sim, 
> the command is
>
> $BUILD_SCRIPTS/change_bms_osname.sh halld_sim
>
> The script uses the definition of HALLD_SIM_HOME that it finds in your 
> environment to identify the directory to be patched.
>
> Basically, since BMS_OSNAME appears in the directory structure for our 
> packages, links have to be added, from new name to old name, to keep 
> the built package viable after the change.
>
> A table of old and new BMS_OSNAME definitions is attached.
>
>   -- Mark
>
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