 23 Sep 2025, Konstantin Olchanski, Info, long history variable names
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To record discussion with Stefan about long history variable names.
We have several requests to remove the 32-byte limit on history variable names.
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 23 Sep 2025, Konstantin Olchanski, Info, switch midas to c++17
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> perhaps c++20? - std::format is an immediately useful feature. --regards, Pasha
confirmed. std::format is an improvement over K&R C printf().
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26 Sep 2025, Konstantin Olchanski, Suggestion, Get manalyzer to configure midas::odb when running offline
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> > ...I talked to KO so he agreed that yo then commit your proposed change of manalyzer
> Merged and pushed.
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06 Nov 2025, Konstantin Olchanski, Bug Report, broken scroll on midas web pages
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midas web pages that use overlays (dlgPanel, etc) are currently broken - if
overlay does not fit in the visible window, it's bottom is truncated and control
buttons like "create" and "cancel" are not visible, not clickable, page does not
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06 Nov 2025, Konstantin Olchanski, Info, switch midas to c++17
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> Following discussions at the MIDAS workshop, we propose to move MIDAS from c++11 to c++17.
There were no objections to this move.
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06 Nov 2025, Konstantin Olchanski, Info, removal of ROOT support in mlogger
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> we should finally bite the bullet and remove ROOT support from MIDAS ...
there were no objections to removing ROOT support from mlogger.
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06 Nov 2025, Konstantin Olchanski, Info, make clang-tidy
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I added Makefile rules for running MIDAS through the clang-tidy static code
analyzer. (rules for running cppcheck have gone missing, I hope I find them).
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10 Nov 2025, Konstantin Olchanski, Info, db_delete_key(TRUE)
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> I would handle this actually like symbolic links are handled under linux. If you delete a symbolic link, the link gets
> detected and NOT the file the link is pointing to.
>
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17 Nov 2025, Konstantin Olchanski, Bug Report, broken scroll on midas web pages
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> Sorry about that. I could not figure out what was the reason for doing this. This was during the time I was working on the file_picker. I removed these
lines and see no effect on the file_picker. I'll continue checking it affect anything else.
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20 Nov 2025, Konstantin Olchanski, Info, db_delete_key(TRUE)
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> > I would handle this actually like symbolic links are handled under linux. If you delete a symbolic link, the link gets
> > detected and NOT the file the link is pointing to.
> >
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20 Nov 2025, Konstantin Olchanski, Bug Fix, ODB update, branch feature/db_delete_key merged into develop
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In the darkside vertical slice midas daq, we observed odb corruption which I
traced to db_delete_key(). cause of corruption is not important. important is to
have a robust odb where small corruption will stay localized and will not
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20 Nov 2025, Konstantin Olchanski, Info, switch midas to c++17
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> > Following discussions at the MIDAS workshop, we propose to move MIDAS from c++11 to c++17.
> We shall move forward with this change.
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20 Nov 2025, Konstantin Olchanski, Info, removal of ROOT support in mlogger
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> > we should finally bite the bullet and remove ROOT support from MIDAS ...
as discussed, HAVE_ROOT and OBSOLETE were removed from mlogger. rmana and ROOT support in manalyzed remain,
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21 Nov 2025, Konstantin Olchanski, Info, cppcheck
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> (rules for running cppcheck have gone missing, I hope I find them).
found them. I built cppcheck from sources.
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25 Nov 2025, Konstantin Olchanski, Bug Fix, fixed db_find_keys()
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Function db_find_keys() added by person unnamed in April 2020 never worked correctly, it is now fixed,
repaired, also unsafe strcpy() replaced by mstrlcpy().
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25 Nov 2025, Konstantin Olchanski, Bug Fix, ODB update, branch feature/db_delete_key merged into develop
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> Thanks for the fixes, which I all approve.
>
> There is still a "follow_links" in midas_c_compat.h line 70 for Python. Probably Ben has to look into that. Also
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25 Nov 2025, Konstantin Olchanski, Bug Report, Cannot edit values in a subtree containing only a single array of BOOLs using the ODB web interface
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> Thanks --- it looks like this commit resolves the issue for us ...
> Thanks to Ben Smith for pointing us at exactly the right commit
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25 Nov 2025, Konstantin Olchanski, Info, switch midas to c++17
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>
> > I notice the cmake does not actually pass "-std=c++17" to the c++ compiler, and on U-20, it is likely
> > the default c++14 is used. cmake always does the wrong thing and this will need to be fixed later.
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25 Nov 2025, Konstantin Olchanski, Info, switch midas to c++17
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> target_compile_features(<target> PUBLIC cxx_std_17)
> which correctly causes a
> c++ -std=gnu++17 ...
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25 Nov 2025, Konstantin Olchanski, Suggestion, manalyzer root output file with custom filename including run number
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Hi, Jonas, thank you for reminding me about this. I hope to work on manalyzer in the next few weeks and I will review the ROOT output file name scheme.
K.O.
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