> -----Original Message-----
> From: [email protected]
> <[email protected]> On Behalf Of Roshan Sivakumar via
> lists.openembedded.org
> Sent: den 22 oktober 2026 10:47
> To: [email protected]
> Cc: Sumanth Gavini <[email protected]>; Roshan Sivakumar
> <[email protected]>
> Subject: [OE-core][PATCH] rpm: disable the RPM 6 script interpreter
> dependency generator
>
> RPM 4 generated dependencies with the external __find_requires /
> __find_provides generator, which OE disabled entirely via
> _use_internal_dependency_generator 0. RPM 6 removed that mechanism; for
> v6-format packages only the internal fileattr generators run.
>
> rpm's script.attr generator therefore runs for the first time in OE
> builds. For every packaged executable whose first line is a #! shebang
> it emits an interpreter dependency. kernel-devsrc ships
> scripts/mksysmap (#!/bin/sed -f) as an executable, so its package gains:
>
> Requires: /bin/sed
>
> OE manages build and runtime dependencies explicitly through
> DEPENDS / RDEPENDS and does not want these. They break real use cases:
I am not sure about the explicitly part. AFAIK, installed scripts with a
#!/bin/bash shebang leads to an automatic dependency on bash. Whether it
is RPM and/or bitbake doing that, I don't know.
>
> - The interpreter path is taken verbatim from the shebang. A #!/bin/sed
> script requires /bin/sed, but under usrmerge the only provider
> (busybox) offers /usr/bin/sed. The literal paths never match and the
> package becomes uninstallable.
> - In the SDK the sole interpreter providers (busybox, coreutils, bash,
> perl) are deliberately banned by target-sdk-provides-dummy, so these
> auto-generated requires make -dev/-src packages uninstallable during
> do_populate_sdk ("nothing provides /bin/sed needed by kernel-devsrc").
> - The requires are non-reproducible: they are only emitted when the
> interpreter is scanned from the shebang during packaging, so the same
> recipe can produce different packages between the reproducible A and
> B builds.
>
> This is the same class of regression already handled for the pkgconfig
> generator; see "rpm: disable the RPM 6 pkgconfig dependency generator".
>
> Suppressing the generator from the rpmbuild command line
> (__requires_exclude / __script_requires set to %{nil}) is not reliable:
> rpm reloads the fileattr macros during dependency generation and
> clobbers the --define. Remove script.attr and its helper script.req
> from rpm's install lists via a source patch. This changes
> do_unpack/do_patch, so the whole rpm recipe and everything downstream
> re-hash and no stale rpm-native is reused.
>
> Signed-off-by: Roshan Sivakumar <[email protected]>
> ---
> ...he-script-interpreter-dependency-gen.patch | 72 +++++++++++++++++++
> meta/recipes-devtools/rpm/rpm_6.0.2.bb | 1 +
> 2 files changed, 73 insertions(+)
> create mode 100644
> meta/recipes-devtools/rpm/files/0004-Do-not-install-the-script-interpreter-dependency-gen.patch
>
> diff --git
> a/meta/recipes-devtools/rpm/files/0004-Do-not-install-the-script-interpreter-dependency-gen.patch
>
> b/meta/recipes-devtools/rpm/files/0004-Do-not-install-the-script-interpreter-dependency-gen.patch
> new file mode 100644
> index 0000000000..8c3d1769c8
> --- /dev/null
> +++ b/meta/recipes-devtools/rpm/files/0004-Do-not-install-the-script-
> interpreter-dependency-gen.patch
> @@ -0,0 +1,72 @@
> +From: Roshan Sivakumar <[email protected]>
> +Date: Thu, 16 Oct 2026 00:00:00 +0000
> +Subject: [PATCH] Do not install the script interpreter dependency generator
> +
> +RPM 4 generated dependencies with the external __find_requires /
> +__find_provides generator, which OE disabled entirely via
> +_use_internal_dependency_generator 0. RPM 6 removed that mechanism; for
> +v6-format packages only the internal fileattr generators run.
> +
> +rpm's script.attr generator therefore runs for the first time in OE
> +builds. For every packaged executable whose first line is a #! shebang
> +it adds an interpreter dependency, e.g. a kernel-devsrc package shipping
> +scripts/mksysmap (#!/bin/sed -f) gains:
> +
> + Requires: /bin/sed
> +
> +OpenEmbedded manages build and runtime dependencies explicitly via
> +DEPENDS/RDEPENDS and does not want these. They break real use cases:
> +
> +- The literal interpreter path is taken verbatim from the shebang, so a
> + #!/bin/sed script requires /bin/sed while the only provider (busybox)
> + offers /usr/bin/sed under usrmerge. The paths never match and the
> + package is uninstallable.
> +- In the SDK the sole interpreter providers (busybox, coreutils, bash,
> + perl) are deliberately banned by target-sdk-provides-dummy, so these
> + auto-generated requires make -dev/-src packages uninstallable during
> + do_populate_sdk ("nothing provides /bin/sed").
> +- The requires are non-reproducible: they are only emitted when the
> + interpreter happens to be scanned from the shebang in the build
> + sysroot, so the same recipe can produce different packages.
> +
> +This is the same class of problem fixed for pkgconfig.attr; see
> +"rpm: disable the RPM 6 pkgconfig dependency generator".
> +
> +Suppressing the generator from the rpmbuild command line is not
> +reliable: rpm reloads the fileattr macros during dependency generation
> +and clobbers any --define. Remove script.attr and its helper script.req
> +from rpm's install lists via a source patch. This changes
> +do_unpack/do_patch, so the whole rpm recipe and everything downstream
> +re-hash and no stale rpm-native is reused.
> +
> +Upstream-Status: Inappropriate [OE policy: dependencies are managed by
> the build system, not generated by rpmbuild]
> +
> +Signed-off-by: Roshan Sivakumar <[email protected]>
> +---
> + fileattrs/CMakeLists.txt | 2 +-
> + scripts/CMakeLists.txt | 2 +-
> + 2 files changed, 2 insertions(+), 2 deletions(-)
> +
> +diff --git a/fileattrs/CMakeLists.txt b/fileattrs/CMakeLists.txt
> +--- a/fileattrs/CMakeLists.txt
> ++++ b/fileattrs/CMakeLists.txt
> +@@ -1,6 +1,6 @@
> + install(FILES
> + debuginfo.attr desktop.attr elf.attr font.attr metainfo.attr
> + ocaml.attr
> +- rpm_macro.attr rpm_lua.attr script.attr sysusers.attr usergroup.attr
> ++ rpm_macro.attr rpm_lua.attr sysusers.attr usergroup.attr
> + DESTINATION ${RPM_CONFIGDIR}/fileattrs
> + )
> +diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
> +--- a/scripts/CMakeLists.txt
> ++++ b/scripts/CMakeLists.txt
> +@@ -6,7 +6,7 @@ install(PROGRAMS
> + check-buildroot check-rpaths check-rpaths-worker
> + find-lang.sh find-requires find-provides
> + ocamldeps.sh
> +- fontconfig.prov script.req
> ++ fontconfig.prov
> + rpm_macros_provides.sh
> + rpmdb_dump rpmdb_load
> + rpm2cpio.sh tgpg
> diff --git a/meta/recipes-devtools/rpm/rpm_6.0.2.bb
> b/meta/recipes-devtools/rpm/rpm_6.0.2.bb
> index c27f58a0e8..6c80c839ca 100644
> --- a/meta/recipes-devtools/rpm/rpm_6.0.2.bb
> +++ b/meta/recipes-devtools/rpm/rpm_6.0.2.bb
> @@ -40,6 +40,7 @@ SRC_URI =
> "git://github.com/rpm-software-management/rpm;protocol=https;branch=rp
> file://0001-tools-elfdeps.cc-Remove-format-module.patch \
>
> file://0001-macros.in-Set-_pkgverify_level-to-digest-as-RCPM-4.2.patch \
>
> file://0003-Do-not-install-the-pkgconfig-dependency-generator.patch \
> +
> file://0004-Do-not-install-the-script-interpreter-dependency-gen.patch \
> "
>
> PE = "1"
> --
> 2.34.1
//Peter
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