kernel/mod-extra.sh
2012-09-25 13:22:00 -04:00

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#! /bin/bash
Dir=$1
List=$2
pushd $Dir
rm -rf modnames
find . -name "*.ko" -type f > modnames
# Look through all of the modules, and throw any that have a dependency in
# our list into the list as well.
rm -rf dep.list dep2.list
rm -rf req.list req2.list
touch dep.list req.list
cp $2 .
for dep in `cat modnames`
do
depends=`modinfo $dep | grep depends| cut -f2 -d":" | sed -e 's/^[ \t]*//'`
[ -z "$depends" ] && continue;
for mod in `echo $depends | sed -e 's/,/ /g'`
do
match=`grep "^$mod.ko" mod-extra.list` ||:
if [ -z "$match" ]
then
continue
else
# check if the module we're looking at is in mod-extra too. if so
# we don't need to mark the dep as required
mod2=`basename $dep`
match2=`grep "^$mod2" mod-extra.list` ||:
if [ -n "$match2" ]
then
continue
#echo $mod2 >> notreq.list
else
echo $mod.ko >> req.list
fi
fi
done
done
sort -u req.list > req2.list
sort -u mod-extra.list > mod-extra2.list
join -v 1 mod-extra2.list req2.list > mod-extra3.list
for mod in `cat mod-extra3.list`
do
# get the path for the module
modpath=`grep /$mod modnames` ||:
[ -z "$modpath" ] && continue;
echo $modpath >> dep.list
done
sort -u dep.list > dep2.list
# now move the modules into the extra/ directory
for mod in `cat dep2.list`
do
newpath=`dirname $mod | sed -e 's/kernel\//extra\//'`
mkdir -p $newpath
mv $mod $newpath
done
popd
# If we're signing modules, we can't leave the .mod files for the .ko files
# we've moved in .tmp_versions/. Remove them so the Kbuild 'modules_sign'
# target doesn't try to sign a non-existent file. This is kinda ugly, but
# so is modules-extra.
for mod in `cat ${Dir}/dep2.list`
do
modfile=`basename $mod | sed -e 's/.ko/.mod/'`
rm .tmp_versions/$modfile
done
pushd $Dir
rm modnames dep.list dep2.list req.list req2.list
rm mod-extra.list mod-extra2.list mod-extra3.list
popd