nixpkgs/pkgs/os-specific/linux/kernel/builder-custom.sh
Michael Raskin 4ec702d2ab Added generic functionality for custom kernels.
svn path=/nixpkgs/trunk/; revision=11275
2008-03-24 19:39:42 +00:00

128 lines
3.8 KiB
Bash

source $stdenv/setup
configurePhase=configurePhase
configurePhase() {
export INSTALL_PATH=$out
export INSTALL_MOD_PATH=$out
eval "$preConfigure"
# Get rid of any "localversion" files installed by patches.
if test -z "$allowLocalVersion"; then
rm -f localversion*
fi
# Set our own localversion, if specified.
if test -n "$localVersion"; then
echo "$localVersion" > localversion-nix
fi
# Create the config file.
cp $config .config
chmod u+w .config
echo --extraConfig--;
echo "${extraConfig}";
echo "$extraConfig" | while read; do
optionName=$( echo "$REPLY" | sed -e 's/[^A-Z_]//g' );
echo --optionName--;
echo "$REPLY";
echo ${optionName};
if [ -n "${optionName}" ]; then
sed -e s/.'*'${optionName}.'*'/"$REPLY/" -i .config
fi;
done;
echo "$extraConfig" >> .config
#substituteInPlace scripts/kconfig/lxdialog/check-lxdialog.sh \
# --replace /usr /no-such-path
# Necessary until NIXPKGS-38 is fixed:
echo "#! $SHELL" > scripts/kconfig/lxdialog/check-lxdialog.sh
chmod +x scripts/kconfig/lxdialog/check-lxdialog.sh
make oldconfig \
$makeFlags "${makeFlagsArray[@]}"
echo --finalConfig--
cat .config
}
installPhase=installPhase
installPhase() {
ensureDir $out
# Copy the bzImage and System.map.
cp System.map $out
if test "$arch" = um; then
ensureDir $out/bin
cp linux $out/bin
else
cp arch/$arch/boot/bzImage $out/vmlinuz
fi
# Install the modules in $out/lib/modules with matching paths
# in modules.dep (i.e., refererring to $out/lib/modules, not
# /lib/modules). The depmod_opts= is to prevent the kernel
# from passing `-b PATH' to depmod.
export MODULE_DIR=$out/lib/modules/
make modules_install \
DEPMOD=$module_init_tools/sbin/depmod depmod_opts= \
$makeFlags "${makeFlagsArray[@]}" \
$installFlags "${installFlagsArray[@]}"
# Strip the kernel modules.
echo "Stripping kernel modules..."
find $out -name "*.ko" -print0 | xargs -0 strip -S
# move this to install later on
# largely copied from early FC3 kernel spec files
version=$(cd $out/lib/modules && ls -d *)
# remove symlinks and create directories
rm -f $out/lib/modules/$version/build
rm -f $out/lib/modules/$version/source
mkdir $out/lib/modules/$version/build
# copy config
cp .config $out/lib/modules/$version/build/.config
if test "$arch" != um; then
# copy all Makefiles and Kconfig files
ln -s $out/lib/modules/$version/build $out/lib/modules/$version/source
cp --parents `find -type f -name "Makefile*" -o -name "Kconfig*"` $out/lib/modules/$version/build
cp Module.symvers $out/lib/modules/$version/build
# weed out unneeded stuff
rm -rf $out/lib/modules/$version/build/Documentation
rm -rf $out/lib/modules/$version/build/scripts
rm -rf $out/lib/modules/$version/build/include
# copy architecture dependent files
cp -a arch/$arch/scripts $out/lib/modules/$version/build || true
cp -a arch/$arch/*lds $out/lib/modules/$version/build || true
cp -a "arch/$arch/Makefile*.cpu" $out/lib/modules/$version/build/arch/$arch || true
cp -a --parents arch/$arch/kernel/asm-offsets.s $out/lib/modules/$version/build/arch/$arch/kernel || true
# copy scripts
rm -f scripts/*.o
rm -f scripts/*/*.o
cp -a scripts $out/lib/modules/$version/build
# copy include files
mkdir -p $out/lib/modules/$version/build/include
cd include
cp -a acpi config linux math-emu media net pcmcia rxrpc scsi sound video asm asm-generic $out/lib/modules/$version/build/include
cp -a `readlink asm` $out/lib/modules/$version/build/include
cd ..
fi
}
genericBuild