Base Directory Specification and plugins

[Yury G. Kudryashov]

Yury G.  Kudryashov wrote:

Sorry for answering my own e-mail. What is the standard process of adding 
something to the xdg dirs standard? Should I prepare a patch with exact 
phrasing? Should I wait for more feedback before working on the patch?

> Simon McVittie wrote:
> 
>> On Thu, 01 Sep 2011 at 00:28:37 +0400, Yury G.  Kudryashov wrote:
>>> I'm replying to an old thread. The original thread can be found here:
>>> http://lists.freedesktop.org/archives/xdg/2010-November/011722.html
>>> 
>>> Simon McVittie wrote:
>>> > The most general and widely used naming scheme for ABIs in Free
>>> > Software seems to be the "GNU triplets" used by autoconf and gcc,
>>> > which look like CPU-OS or CPU-KERNEL-OS (e.g. x86_64-linux-gnu for
>>> > Linux with GNU libc on x86-64, arm-linux-uclibc for Linux with uclibc
>>> > on ARM, i486-freebsd for FreeBSD (both kernel and libc) on x86, or
>>> > whatever).
>>> 
>>> What do you think about $XDG_LIBRARY_DIRS${LIB_SUFFIX},
>>> $XDG_LIBRARY_HOME${LIB_SUFFIX}, where LIB_SUFFIX is fixed during library
>>> compilation and should be available through
>>> MyLib.pc/MyLibConfig.cmake/whatever? This looks easier to implement.
>> 
>> Perhaps; or "/${LIB_SUFFIX}",
> This is a particular case of my proposal: just set my LIB_SUFFIX to
> "/${YOUR_LIB_SUFFIX}".
>> which is essentially Debian-style multiarch.
>> I can't help thinking that the ABI naming should be the same for the
>> whole platform rather than being something you query per-library, but
>> hopefully one day everyone will be using multiarch anyway.
> 
> What about the following algorithm:
>  * A library/application provides a way to set LIB_SUFFIX at configure
>  time.
> It can default to "/${GNU_TRIPPLE}" or ""/"64" but distro packages should
> have a way to override it.
>  * A library/application advertices its LIB_SUFFIX somehow.
>  * Plugin's buildsystem installs plugin into LIB_SUFFIX advertised by
> library.
> 
> BTW, for most libraries LIB_SUFFIX will be
> "/${GNU_TRIPPLE}/${LIBRARY_SPECIFIC_SUFFIX}". E.g., KDE currently loads
> plugins from $KDEDIRS/lib/kde4 and adds $KDEDIRS/lib/kde4/plugins to
> $QT_PLUGIN_PATH.
-- 
Yury G. Kudryashov,
mailto: urkud at mccme.ru