From: Thomas Petazzoni via buildroot <buildroot@buildroot.org>
To: Bernd Kuhls <bernd@kuhls.net>
Cc: buildroot@buildroot.org
Subject: Re: [Buildroot] [PATCH 2/3] package/xxhash: fix prefix in libxxhash.pc
Date: Wed, 21 Oct 2026 20:46:14 +0200 [thread overview]
Message-ID: <atkIH64LJ8KOg8sZ@windsurf> (raw)
In-Reply-To: <20261021184139.1135207-2-bernd@kuhls.net>
Hello Bernd,
Wow, the timing is crazy, I sent the same patch at:
Date: Wed, 21 Oct 2026 20:35:32 +0200
Just a few minutes before you did!
On Wed, Oct 21, 2026 at 08:41:38PM +0200, Bernd Kuhls wrote:
> PREFIX defaults to /usr/local according to
> https://github.com/Cyan4973/xxHash/blob/v0.8.3/Makefile#L549
>
> libxxhash.pc contains "prefix=/usr/local" without this patch causing a
> build error with libplacebo when xxhash was built before libplacebo:
>
> Run-time dependency libxxhash found: YES 0.8.3
> Configuring config.h using configuration
> Configuring config_internal.h using configuration
>
> ../output-1/build/libplacebo-v7.360.1/src/meson.build:247:6: ERROR:
> Include dir
> /home/thomas/autobuild/instance-0/output-1/host/i686-buildroot-linux-gnu/sysroot/usr/local/include
> does not exist.
>
> Fixes:
> https://autobuild.buildroot.net/results/344/344af8504a77ae96e4009d76a77572180cf49b14/
>
> No changes were made in upstream libplacebo to src/meson.build since its
> addition with commit 006aab8d64d2179d77df9a696b3fd8636f541640 so a
> backport to LTS branches should be considered.
libplacebo doesn't matter here, what matters is xxhash, placebo
failing is just one illustration of the libxxhash.pc issue. So the
research on since when the problem exists should have focused on
xxhash, not libplacebo.
Thanks!
Thomas
--
Thomas Petazzoni, co-owner and CEO, Bootlin
Embedded Linux and Kernel engineering and training
https://bootlin.com
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next prev parent reply other threads:[~2026-10-21 18:47 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-21 18:41 [Buildroot] [PATCH 1/3] package/libplacebo: add optional dependencies to lcms & xxhash Bernd Kuhls
2026-10-21 18:41 ` [Buildroot] [PATCH 2/3] package/xxhash: fix prefix in libxxhash.pc Bernd Kuhls
2026-10-21 18:46 ` Thomas Petazzoni via buildroot [this message]
2026-10-21 19:28 ` Julien Olivain via buildroot
2026-10-21 18:41 ` [Buildroot] [PATCH 3/3] package/xxhash: bump version to 0.8.4 Bernd Kuhls
2026-10-21 19:27 ` [Buildroot] [PATCH 1/3] package/libplacebo: add optional dependencies to lcms & xxhash Julien Olivain via buildroot
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