systemd recipe has: REQUIRED_DISTRO_FEATURES += "usrmerge" So the changes in systemd recipe can be made unconditional.
Peter > -----Original Message----- > From: [email protected] <openembedded- > [email protected]> On Behalf Of Jörg Sommer via > lists.openembedded.org > Sent: Monday, August 24, 2026 2:48 PM > To: [email protected]; mathieu.dubois- > [email protected]; [email protected]; [email protected] > Cc: [email protected]; Randolph Sapp <[email protected]>; Jörg > Sommer <[email protected]> > Subject: [OE-core] [PATCH v3] bitbake.conf: Extend distro feature usrmerge to > merge bin+sbin > > From: Randolph Sapp <[email protected]> > > The split of bin and sbin became more artificial over time, and it is no > longer clear why programmes goes into the one or the other directory; e.g. > forever normal users have used sendmail in /usr/sbin, and fdisk and mkfs > learned to operate on files to create images long ago. > > Because systemd drives this movement to have only /usr/bin and symlink /bin, > /sbin and /usr/sbin to there, the usrmerge feature (started by systemd too) > should be extended to include the binmerge. For a system with split bin/sbin > `systemctl status` reports the system as tainted for *unmerged-bin.* > > Override most sbin variables to point to their bin equivalent when > usermerge is enabled, with the exception being base_sbindir_native and > sbindir_native. There is no guarantee the host machine is using this > filesystem scheme. > > This check was added to systemd back in 2024 [2]. > > [1] https://gitlab.archlinux.org/archlinux/packaging/packages/filesystem/- > /blob/main/PKGBUILD > [2] > https://github.com/systemd/systemd/commit/844863c61e7b501097da84a1e4d1e > 4a6aa6d9f0d > > Signed-off-by: Randolph Sapp <[email protected]> > Signed-off-by: Jörg Sommer <[email protected]> > --- > Changes in v3: > > * rebase on systemd 261.2 > > Changes in v2: > > * I took Randolph's version and reworked it a bit. But the idea stays the > same. > > Reference to v1: > > * https://lists.openembedded.org/g/openembedded-core/message/234858 > > meta/classes-recipe/populate_sdk_base.bbclass | 2 ++ > meta/conf/bitbake.conf | 8 ++++---- > meta/recipes-core/systemd/systemd_261.2.bb | 6 +++--- > 3 files changed, 9 insertions(+), 7 deletions(-) > > diff --git a/meta/classes-recipe/populate_sdk_base.bbclass b/meta/classes- > recipe/populate_sdk_base.bbclass > index f32e9add01..f9367d0d17 100644 > --- a/meta/classes-recipe/populate_sdk_base.bbclass > +++ b/meta/classes-recipe/populate_sdk_base.bbclass > @@ -188,6 +188,8 @@ create_merged_usr_symlinks() { > install -d $root${base_bindir} $root${base_sbindir} $root${base_libdir} > ln -rs $root${base_bindir} $root/bin > ln -rs $root${base_sbindir} $root/sbin > + # if base_sbindir == base_bindir, aka binmerge > + test -e $root/usr/sbin || ln -rs $root${base_bindir} $root/usr/sbin > ln -rs $root${base_libdir} $root/${baselib} > > if [ "${nonarch_base_libdir}" != "${base_libdir}" ]; then > diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf > index 41e98ce629..a6833f98de 100644 > --- a/meta/conf/bitbake.conf > +++ b/meta/conf/bitbake.conf > @@ -22,7 +22,7 @@ root_prefix = "${@bb.utils.contains('DISTRO_FEATURES', > 'usrmerge', '${exec_prefi > > # Base paths > export base_bindir = "${root_prefix}/bin" > -export base_sbindir = "${root_prefix}/sbin" > +export base_sbindir = "${@bb.utils.contains('DISTRO_FEATURES', 'usrmerge', > '${base_bindir}', '${root_prefix}/sbin', d)}" > export base_libdir = "${root_prefix}/${baselib}" > export nonarch_base_libdir = "${root_prefix}/lib" > > @@ -44,7 +44,7 @@ firmwaredir = "${nonarch_base_libdir}/firmware" > > # Architecture dependent paths > export bindir = "${exec_prefix}/bin" > -export sbindir = "${exec_prefix}/sbin" > +export sbindir = "${@bb.utils.contains('DISTRO_FEATURES', 'usrmerge', > '${bindir}', '${exec_prefix}/sbin', d)}" > export libdir = "${exec_prefix}/${baselib}" > export libexecdir = "${exec_prefix}/libexec" > export includedir = "${exec_prefix}/include" > @@ -66,9 +66,9 @@ bindir_cross = "/bin" > bindir_crossscripts = "${bindir}/crossscripts" > prefix_nativesdk = "/usr" > bindir_nativesdk = "${prefix_nativesdk}/bin" > -sbindir_nativesdk = "${prefix_nativesdk}/sbin" > +sbindir_nativesdk = "${@bb.utils.contains('DISTRO_FEATURES', 'usrmerge', > '${bindir_nativesdk}', '${prefix_nativesdk}/sbin', d)}" > base_bindir_nativesdk = "/bin" > -base_sbindir_nativesdk = "/sbin" > +base_sbindir_nativesdk = "${@bb.utils.contains('DISTRO_FEATURES', > 'usrmerge', '${base_bindir_nativesdk}', '/sbin', d)}" > includedir_nativesdk = "${prefix_nativesdk}/include" > libdir_nativesdk = "${prefix_nativesdk}/lib" > base_libdir_nativesdk = "/lib" > diff --git a/meta/recipes-core/systemd/systemd_261.2.bb b/meta/recipes- > core/systemd/systemd_261.2.bb > index 8237b040a5..4475fb2514 100644 > --- a/meta/recipes-core/systemd/systemd_261.2.bb > +++ b/meta/recipes-core/systemd/systemd_261.2.bb > @@ -196,7 +196,6 @@ def build_epoch(d): > PACKAGECONFIG[set-time-epoch] = "${@build_epoch(d)},-Dtime-epoch=0" > PACKAGECONFIG[timedated] = "-Dtimedated=true,-Dtimedated=false" > PACKAGECONFIG[timesyncd] = "-Dtimesyncd=true,-Dtimesyncd=false" > -PACKAGECONFIG[sbinmerge] = "-Dsplit-bin=false,-Dsplit-bin=true" > PACKAGECONFIG[userdb] = "-Duserdb=true,-Duserdb=false" > PACKAGECONFIG[utmp] = "-Dutmp=true,-Dutmp=false" > PACKAGECONFIG[valgrind] = "-DVALGRIND=1,,valgrind" > @@ -227,6 +226,7 @@ EXTRA_OEMESON += "-Dnobody-user=nobody \ > -Dtranslations=${@'false' if d.getVar('USE_NLS') == 'no' > else 'true'} \ > ${@bb.utils.contains('DISTRO_FEATURES', 'zeroconf', > '-Ddefault- > mdns=no -Ddefault-llmnr=no', '', d)} \ > -Ddbus=disabled \ > + -Dsplit-bin=${@'false' if '${bindir}' == '${sbindir}' else > 'true'} \ > -Dtests=false \ > -Dlibc=${TCLIBC} \ > " > @@ -343,8 +343,8 @@ do_install() { > install -m 0644 > ${UNPACKDIR}/org.freedesktop.hostname1_no_polkit.conf ${D}${datadir}/dbus- > 1/system.d/ > fi > > - # create link for existing udev rules > - ln -s ${base_bindir}/udevadm ${D}${base_sbindir}/udevadm > + # create link for old udev rules > + test -e ${D}${base_sbindir}/udevadm || ln -s ${base_bindir}/udevadm > ${D}${base_sbindir}/udevadm > > # install default policy for presets > # https://www.freedesktop.org/wiki/Software/systemd/Preset/#howto > -- > 2.53.0
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