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|
#!/bin/bash
# Script to merge all configs and run 'make silentoldconfig' on it to wade out bad juju.
# Then split the configs into distro-commmon and flavour-specific parts
# We have to be in the top level kernel source directory
if [ ! -f MAINTAINERS ] || [ ! -f Makefile ]; then
echo "This does not appear to be the kernel source directory." 1>&2
exit 1
fi
mode=${1:?"Usage: $0 [oldconfig|editconfig]"}
case "$mode" in
oldconfig) ;; # All is good
editconfig) ;; # All is good
genconfig) ;; # All is good
*) echo "$0 called with invalid mode" 1>&2
exit 1 ;;
esac
kerneldir="`pwd`"
confdir="$kerneldir/chromeos/config"
archs="x86_64 i386 armel"
family='chromeos'
bindir="`pwd`/chromeos/scripts"
common_conf="$confdir/config.common.$family"
tmpdir=`mktemp -d`
if [ "$mode" = "genconfig" ]; then
keep=1
mode="oldconfig"
test -d CONFIGS || mkdir CONFIGS
fi
test -d build || mkdir build
for arch in $archs; do
# Map debian archs to kernel archs
case "$arch" in
amd64) kernarch="x86_64" ;;
lpia) kernarch="x86" ;;
sparc) kernarch="sparc64" ;;
armel) kernarch="arm" ;;
*) kernarch="$arch" ;;
esac
echo ""
echo "***************************************"
echo "* Processing $arch ($kernarch) ... "
archconfdir=$confdir/$arch
flavourconfigs=$(cd $archconfdir && ls config.flavour.*[^~])
# Merge configs
# We merge config.common.ubuntu + config.common.<arch> +
# config.flavour.<flavour>
for config in $flavourconfigs; do
fullconf="$tmpdir/$arch-$config-full"
case $config in
*)
: >"$fullconf"
if [ -f $common_conf ]; then
cat $common_conf >> "$fullconf"
fi
if [ -f $archconfdir/config.common.$arch ]; then
cat $archconfdir/config.common.$arch >> "$fullconf"
fi
cat "$archconfdir/$config" >>"$fullconf"
;;
esac
done
for config in $flavourconfigs; do
if [ -f $archconfdir/$config ]; then
fullconf="$tmpdir/$arch-$config-full"
cat "$fullconf" > build/.config
# Call oldconfig or menuconfig
case "$mode" in
oldconfig)
# Weed out incorrect config parameters
echo "* Run silentoldconfig on $arch/$config ..."
make O=`pwd`/build ARCH=$kernarch silentoldconfig ;;
editconfig)
# Interactively edit config parameters
echo " * Run menuconfig on $arch/$config... Press a key."
read
make O=`pwd`/build ARCH=$kernarch menuconfig ;;
*) # Bad!
exit 1 ;;
esac
cat build/.config > $archconfdir/$config
if [ "$keep" = "1" ]; then
cat build/.config > CONFIGS/$arch-$config
fi
else
echo "!! Config not found $archconfdir/$config..."
fi
done
echo "Running splitconfig for $arch"
echo
# Can we make this more robust by avoiding $tmpdir completely?
# This approach was used for now because I didn't want to change
# splitconfig
(cd $archconfdir; rm config.common.$arch; $bindir/splitconfig; \
mv config.common config.common.$arch; \
cp config.common.$arch $tmpdir)
done
rm -f $common_conf
# Now run splitconfig on all the config.common.<arch> copied to
# $tmpdir
(cd $tmpdir; $bindir/splitconfig)
(
cd $confdir;
rm -f *-full
grep -v 'is UNMERGABLE' <$tmpdir/config.common >$common_conf
for arch in $archs; do
grep -v 'is UNMERGABLE' <$tmpdir/config.common.$arch \
>$arch/config.common.$arch
done
)
|
