[OE-core] [PATCH] module.bbclass: allow to override location of Module.symvers

André Draszik git at andred.net
Mon Dec 12 15:38:52 UTC 2016


ping

On Mon, 2016-11-21 at 09:37 +0000, André Draszik wrote:
> From: André Draszik <adraszik at tycoint.com>
> 
> Requiring all build systems for external kernel modules to
> place Module.symvers directly into ${B}/. is quite an
> artificial assumption/requirement. It doesn't have to end
> up there, but could easily end up somewhere below ${B}.
> 
> Allow to override the location below ${B}
> 
> Note that we still don't make use of multiple
> Module.symvers in case there are any generated by one
> single kernel module build, but this is no change in
> behaviour from before and could be added if there really
> is a demand for that.
> 
> Reported-by: Denys Dmytriyenko <denis at denix.org>
> Signed-off-by: André Draszik <adraszik at tycoint.com>
> ---
>  meta/classes/module.bbclass | 16 ++++++++++++----
>  1 file changed, 12 insertions(+), 4 deletions(-)
> 
> diff --git a/meta/classes/module.bbclass b/meta/classes/module.bbclass
> index 68e3d34..037ca4f 100644
> --- a/meta/classes/module.bbclass
> +++ b/meta/classes/module.bbclass
> @@ -7,6 +7,7 @@ do_make_scripts[depends] +=
> "virtual/kernel:do_shared_workdir"
>  EXTRA_OEMAKE += "KERNEL_SRC=${STAGING_KERNEL_DIR}"
>  
>  MODULES_INSTALL_TARGET ?= "modules_install"
> +MODULES_MODULE_SYMVERS_LOCATION ?= ""
>  
>  python __anonymous () {
>      depends = d.getVar('DEPENDS', True)
> @@ -35,10 +36,17 @@ module_do_install() {
>  	           O=${STAGING_KERNEL_BUILDDIR} \
>  	           ${MODULES_INSTALL_TARGET}
>  
> -	install -d -m0755 ${D}${includedir}/${BPN}
> -	cp -a --no-preserve=ownership ${B}/Module.symvers
> ${D}${includedir}/${BPN}
> -	# it doesn't actually seem to matter which path is specified here
> -	sed -e 's:${B}/::g' -i ${D}${includedir}/${BPN}/Module.symvers
> +	if [ ! -e
> "${B}/${MODULES_MODULE_SYMVERS_LOCATION}/Module.symvers" ] ; then
> +		bbwarn "Module.symvers not found in
> ${B}/${MODULES_MODULE_SYMVERS_LOCATION}"
> +		bbwarn "Please consider setting
> MODULES_MODULE_SYMVERS_LOCATION to a"
> +		bbwarn "directory below B to get correct inter-module
> dependencies"
> +	else
> +		install -Dm0644
> "${B}/${MODULES_MODULE_SYMVERS_LOCATION}"/Module.symvers
> ${D}${includedir}/${BPN}/Module.symvers
> +		# Module.symvers contains absolute path to the build
> directory.
> +		# While it doesn't actually seem to matter which path is
> specified,
> +		# clear them out to avoid confusion
> +		sed -e 's:${B}/::g' -i
> ${D}${includedir}/${BPN}/Module.symvers
> +	fi
>  }
>  
>  EXPORT_FUNCTIONS do_compile do_install



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