[PATCH] binutils/configure: look for msgpack-c.pc (in addition to msgpack.pc)

[Jiang, Haochen]

> From: Jiang, Haochen
> Sent: Saturday, May 16, 2026 2:04 AM
> 
> > From: Simon Marchi <simon.marchi@efficios.com>
> > Sent: Friday, May 15, 2026 10:15 PM
> >
> > On 2026-05-15 09:44, Jan Beulich wrote:
> > > On 07.05.2026 21:23, Simon Marchi wrote:
> > >> msgpack.pc was renamed to msgpack-c.pc in this commit [1].  This means
> > >> that we now find both in the wild.  For example Debian Bookworm has
> > >> msgpack.pc [2] while Debian Trixie has msgpack-c.pc [3].
> > >>
> > >> Update the check in configure.ac to check for both.  Nothing in the code
> > >> needs to change.
> > >>
> > >> [1] https://github.com/msgpack/msgpack-
> > c/commit/01f3d24feee3a06b2a83c89b54fd0ec778d14610
> > >> [2] https://packages.debian.org/bookworm/amd64/libmsgpack-
> > dev/filelist
> > >> [3] https://packages.debian.org/trixie/amd64/libmsgpack-c-dev/filelist
> > >
> > > Looks plausible, so: Okay, albeit preferably ...
> > >
> > >> Change-Id: I7e16d7a30669eed947a4a2b95ce1ded7c1d5e49a
> > >
> > > ... with this line omitted.
> > >
> > > Jan
> >
> > Thanks, pushed with that line removed.
> >
> 
> I have now got errors on all my machines everywhere with:
> 
> checking for msgpack-c... no
> checking for msgpack... no
> configure: error: Package requirements (msgpack) were not met:
> 
> Package 'msgpack', required by 'virtual:world', not found
> 
> Consider adjusting the PKG_CONFIG_PATH environment variable if you
> installed software in a non-standard prefix.
> 
> Alternatively, you may set the environment variables MSGPACK_CFLAGS
> and MSGPACK_LIBS to avoid the need to call pkg-config.
> See the pkg-config man page for more details.
> make[1]: *** [Makefile:4065: configure-binutils] Error 1
> make[1]: Leaving directory '/export/users/haochenj/env/build_master'
> make: *** [Makefile:1033: all] Error 2
> 
> Should I re-install something? Should it be considered as a breaking
> change that needed to be mentioned somewhere?
> 

It seems to me that the community build bot is also complaining about
the same thing in this thread. Seems not only me meeting the problem.

https://sourceware.org/pipermail/binutils/2026-May/149343.html

Thx,
Haochen