[Buildroot] [PATCH 11/16 v3] core/legal-info: also save patches

Luca Ceresoli luca at lucaceresoli.net
Sun Jan 31 10:18:03 UTC 2016


Hi Yann,

Yann E. MORIN wrote:
> Currently, the legal-info infra only saves the source archive of a
> package. However, that's not enough as we may apply some patches on
> packages sources.
>
> We do suggest users to also redistribute the Buildroot sources as part
> of their compliance distribution, so the patches bundled in Buildroot
> would indeed be included in the compliance distribution.
>
> However, that's still not enough, since we may download some patches, or
> the user may use a global patch directory. Patches in there might not
> end up in the compliance distribution, and there are risks of
> non-conformity.
>
> So, always include patches alongside the source archive.
>
> To ensure reproducibility, we also generate a series file, so patches
> can be re-applied in the correct order.
>
> We get the list of patches to include from the list of patches that were
> applied by the package infrastructure (via the apply-patches support
> script). So, we need to get packages properly extracted and patched
> before we can save their legal-info, not just in the case they define
> _LICENSE_FILES.
>
> Update the legal-info header accordingly.
>
> Note: this means that, when a package is not patched and defines no
> LICENSE_FILES, we will extract and patch it for nothing. There is no
> easy way to know whether we have to patch a package or not. We can only
> either duplicate the logic to detect patches (bad) or rely on the infra
> actually patching the package. Also, a vast majority of packages are
> either patched, or define _LICENSE_FILES, so it is best and easiest to
> always extract and patch them prior to legal-info.
>
> Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
> Cc: Luca Ceresoli <luca at lucaceresoli.net>
> Tested-by: Luca Ceresoli <luca at lucaceresoli.net>
>
> ---
> Changes v2 -> v3:
>    - also mention that patches have been saved  (Luca)
>
> Changes v1 -> v2:
>    - don't recompute rawname-version needlessly  (Luca)
> ---
>   package/pkg-generic.mk           | 13 ++++++++-----
>   support/legal-info/README.header |  9 +++++----
>   2 files changed, 13 insertions(+), 9 deletions(-)
>
> diff --git a/package/pkg-generic.mk b/package/pkg-generic.mk
> index 7ad3bc3..c5b66db 100644
> --- a/package/pkg-generic.mk
> +++ b/package/pkg-generic.mk
> @@ -759,12 +759,10 @@ $(2)_MANIFEST_LICENSE_FILES = $$($(2)_LICENSE_FILES)
>   endif
>   $(2)_MANIFEST_LICENSE_FILES ?= not saved
>
> -# If the package declares _LICENSE_FILES, we need to extract it,
> -# for overriden, local or normal remote packages alike, whether
> -# we want to redistribute it or not.
> -ifneq ($$($(2)_LICENSE_FILES),)
> +# We need to extract and patch a package to be able to retrieve its
> +# license files (if any) and the list of patches applied to it (if
> +# any).
>   $(1)-legal-info: $(1)-patch
> -endif
>
>   # We only save the sources of packages we want to redistribute, that are
>   # non-local, and non-overriden. So only store, in the manifest, the tarball
> @@ -826,6 +824,11 @@ ifeq ($$($(2)_REDISTRIBUTE),YES)
>   	$$(Q)$$(call hardlink-copy,\
>   		     $$(DL_DIR)/$$($(2)_ACTUAL_SOURCE_TARBALL),\
>   		     $$($(2)_REDIST_SOURCES_DIR))
> +# Copy patches and generate the series file
> +	$$(Q)while read f; do \
> +		$$(call hardlink-copy,$$$${f},$$($(2)_REDIST_SOURCES_DIR)) || exit 1; \
> +		printf "%s\n" "$$$${f##*/}" >>$$($(2)_REDIST_SOURCES_DIR)/series || exit 1; \
> +	done <$$($(2)_DIR)/.applied_patches_list
>   endif # redistribute
>
>   endif # other packages
> diff --git a/support/legal-info/README.header b/support/legal-info/README.header
> index d07c45d..0b5aa66 100644
> --- a/support/legal-info/README.header
> +++ b/support/legal-info/README.header
> @@ -14,10 +14,11 @@ This material is composed of the following items.
>      compiled programs.
>      Note: this may have not been saved due to technical limitations, you may
>      need to collect it manually.
> - * The source code for all packages; this has been saved in the sources/
> -   subdirectory (except for the non-redistributable packages, which have not
> -   been saved); patches applied to some packages by Buildroot are included in
> -   the Buildroot sources and were not duplicated in the sources/ subdirectory.
> + * The original source code for all packages; this has been saved in theo

theo -> the

With that fixed:
Reviewed-by: Luca Ceresoli <luca at lucaceresoli.net>

You already carried my Tested-by tag, I re-tested this and it works
fine.

-- 
Luca


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