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#!/bin/sh
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#
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# This is the hook file executed by make-kpkg in the end of creation
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# of the kernel-image for a particular flavour. The major task it performs
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# is the creation of the flavour-specific kernel-headers package.
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#
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set -e
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debhelper_pre() {
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dh_clean -k --package="$1"
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dh_installdirs --package="$1"
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}
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debhelper_post() {
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dh_installdocs --package="$1"
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dh_installchangelogs --package="$1"
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dh_compress --package="$1"
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dh_fixperms --package="$1"
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dh_installdeb --package="$1"
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dh_gencontrol --package="$1"
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dh_md5sums --package="$1"
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dh_builddeb --package="$1"
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}
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# The version which ends up here is something like
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# $(version)-$(abiname)-$(flavour) and debnum is just
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# -$(abiname), so that the variables get the values:
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# suffix=$(flavour)
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# prefix=$(version)-$(abiname)
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# prefix is then used to form a destination directory
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# to link to. For cases with subarch we need to link
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# to kernel-headers-$(version)-$(abiname)-$(subarch),
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# not just kernel-headers-$(version)-$(abiname). Note
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# that the append_subarch substitution must contain a
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# dash, if it is non-empty.
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#
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append='@append_subarch@'
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suffix=${version#*$debnum-}
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prefix=${version%%-*}${debnum}${append}
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pkg=kernel-headers-$version
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top=$PWD/debian/$pkg
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dir=$top/usr/src/kernel-headers-$version
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#
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# Here we need to find the kernel architecture which
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# is appropriate for the current flavour. It is available
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# in kernel-package as KERNEL_ARCH. Cleanest way is to get
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# make-kpkg export it to this script.
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#
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# Currently we'll have to do some fiddling here For
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# example for sparc we need to map sparc32* to 'sparc'
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# and sparc64* to 'sparc64'. The default for other
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# arches is the name of the architecture.
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#
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case ${DEB_HOST_ARCH} in
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sparc*)
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KERNEL_ARCH=${suffix%-smp}
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KERNEL_ARCH=${KERNEL_ARCH%32}
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;;
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*)
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KERNEL_ARCH=${DEB_HOST_ARCH}
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;;
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esac
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debhelper_pre $pkg
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#
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# Stuff below is ugly as hell, but does the trick so I'm not
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# touching it until we can invent something better.
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#
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mkdir -p $dir/include/linux
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cp -a .config $dir
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echo $debnum-$suffix > $dir/.extraversion
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cp -a Module.symvers $dir
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find . -mindepth 1 -maxdepth 1 \
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! -name debian -a ! -name Documentation -a ! -name include -a \
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! -name '.*' -a \( \
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-name Makefile -o -type d \) \
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-printf "../kernel-headers-$prefix/%f\n" |
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xargs ln -s --target-directory="$dir"
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cd include
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find . -mindepth 1 -maxdepth 1 \
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! -name config -a ! -name linux -a \( \
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! -name 'asm-*' -o -name asm-generic -o -name asm-${KERNEL_ARCH} \) \
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-printf "../../kernel-headers-$prefix/include/%f\n" |
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xargs ln -s --target-directory=$dir/include
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cp -a config $dir/include
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ln -sf asm-${KERNEL_ARCH} $dir/include/asm
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find linux -mindepth 1 -maxdepth 1 \
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! -name autoconf.h -a ! -name compile.h -a ! -name version.h \
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-printf "../../../kernel-headers-$prefix/include/linux/%f\n" |
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xargs ln -s --target-directory=$dir/include/linux
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cp -a linux/autoconf.h linux/compile.h \
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linux/version.h $dir/include/linux
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cd ..
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mkdir -p $top/lib/modules/$version
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ln -s /usr/src/kernel-headers-$version $top/lib/modules/$version/build
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debhelper_post $pkg
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#
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# Check whether we should force any modules to be available
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# on the initrd.
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#
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cd ${IMAGE_TOP}/lib/modules/${version}
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modules='@initrd_modules@'
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if [ -n "${modules}" ]; then
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mkdir initrd
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for i in ${modules}; do
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if [ -f "${i}" ]; then
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ln "${i}" initrd
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fi
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done
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fi
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