[Nix-dev] Proposed feature for make-wrapper.sh

[Phil Wetzel]

Thanks for your feedback. I just edited the wrapper in postInstall. Inspired 
by Mr. Qiu, it's in PR 15421 which is about a week old without any 
interaction.

On Sunday, May 08, 2016 12:39:20 PM Domen Kožar wrote:
> I wanted that feature a few times also, but I ended up using --run or two
> wrappers.
> 
> On Sun, May 8, 2016 at 12:32 PM, Wout Mertens <wout.mertens at gmail.com>
> 
> wrote:
> > --suffix-flags sounds ok, but perhaps a custom wrapper is better.
> > 
> > On Sun, May 8, 2016, 11:02 AM Philip Carlsen <plcplc at gmail.com> wrote:
> >> That's great to hear - Indeed you're not the only one having trouble with
> >> akonadi. I just gave up before I could make anything useful of it.
> >> 
> >> Den 8. maj 2016 01.24 skrev "Phil Wetzel" <phil at audido.com>:
> >>> Greetings,
> >>> 
> >>> I've just installed NixOS on my desktop with KDE. I had trouble getting
> >>> akonadi working (the data backend for kdepim). I found one other person
> >>> with
> >>> the same problem [1], though it is hard for me to believe I am the only
> >>> person
> >>> trying to run KMail on NixOS.
> >>> 
> >>> The problem turned out to be akonadi starting an instance of mysqld
> >>> (mariadb)
> >>> that failed to find an error messages file because it didn't know where
> >>> it was.
> >>> Setting the --basedir prevents this problem from occurring, and that is
> >>> what
> >>> is done in the service module definition. kdepim users can solve the
> >>> problem
> >>> locally by setting basedir in their akonadi/mysql.cf config, but if we
> >>> would
> >>> like it to work out of the box it seemed to me that the way forward was
> >>> to use
> >>> wrapProgram on mysqld. You can't actually run mysqld from the
> >>> commandline
> >>> without without the --basedir argument with it packaged the way it is
> >>> now
> >>> anyway.
> >>> 
> >>> This turned out to not work either because:
> >>>  - wrapProgram --add-flags *prepends* all the wrapped flags to the
> >>> 
> >>> argument list
> >>> 
> >>>  - akonadi uses the --defaults-file argument
> >>>  - mysqld requires --defaults-file to be the first argument if it is
> >>>  used
> >>> 
> >>> This can certainly be solved with some hackery after the wrapProgram in
> >>> postInstall, but perhaps it would be better to include a --suffix-flags
> >>> feature
> >>> to make-wrapper.sh.
> >>> 
> >>> What would you suggest as the better choice? I didn't want to submit a
> >>> PR with
> >>> a hack if that wasn't the way forward, and I definitely didn't want to
> >>> submit a
> >>> PR touching the build tools and documentation without at least saying
> >>> hello
> >>> first.
> >>> 
> >>> Thank you,
> >>> Phil Wetzel
> >>> 
> >>> [1] -
> >>> http://lists.science.uu.nl/pipermail/nix-dev/2015-January/015575.html
> >>> _______________________________________________
> >>> nix-dev mailing list
> >>> nix-dev at lists.science.uu.nl
> >>> http://lists.science.uu.nl/mailman/listinfo/nix-dev
> >> 
> >> _______________________________________________
> >> nix-dev mailing list
> >> nix-dev at lists.science.uu.nl
> >> http://lists.science.uu.nl/mailman/listinfo/nix-dev
> > 
> > --
> > 
> > Wout.
> > (typed on mobile, excuse terseness)
> > 
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