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# $Id: split-cfg.sh 280 2008-12-25 20:54:25Z wbx $
#-
# This file is part of the OpenADK project. OpenADK is copyrighted
# material, please see the LICENCE file in the top-level directory.
#-
# Note: this is slow, but it's not the "progress stuff" which cau-
# ses the slow-down.
TOPDIR=$1
[[ -n $BASH_VERSION ]] && shopt -s extglob
grep -v '^BUSYBOX\|^# BUSYBOX' $TOPDIR/.config > $TOPDIR/.config.split
mkdir -p $TOPDIR/.cfg
cd $TOPDIR/.cfg
oldfiles=$(echo *)
newfiles=:
echo -n 'autosplitting main config...'
while read line; do
oline=$line
[[ -n $line ]] && if [[ $line = @(# [A-Z])* ]]; then
line=${line#? }
if [[ $line = *@( is not set) ]]; then
line=${line% is not set}
else
# some kind of comment
line=
fi
elif [[ $line = @([A-Z])*@(=)* ]]; then
line=${line%%=*}
elif [[ $line = @(#)* ]]; then
# valid comment
line=
else
# invalid non-comment
echo "Warning: line '$oline' invalid!" >&2
line=
fi
# if the line is a valid yes/no/whatever, write it
# unless the file already exists and has same content
if [[ -n $line ]]; then
if [[ $line != ADK_HAVE_DOT_CONFIG && -s $line ]]; then
fline=$(<$line)
else
fline=
fi
[[ $oline = $fline ]] || echo "$oline" >$line
if [[ $newfiles = *:$line:* ]]; then
echo "Error: duplicate Config.in option '$line'!" >&2
exit 1
fi
newfiles=$newfiles$line:
fi
done <$TOPDIR/.config.split
# now handle the case of removals
echo -n ' removals...'
for oldfile in $oldfiles; do
[[ $newfiles = *:$oldfile:* ]] || rm -f $oldfile
done
printf '\r%60s\r' ''
# now scan for dependencies of packages; the information
# should probably be in build_mipsel because it's generated
# at build time, but OTOH, soon enough, parts of Makefile
# and the entire Config.in will be auto-generated anyway,
# so we're better off placing it here
#XXX this is too slow @868 configure options
cd $TOPDIR/.cfg
rm -f $TOPDIR/package/*/info.mk
for option in *; do
echo -n "$option ..."
x=$(( ${#option} + 4 ))
ao=:
fgrep -l $option $TOPDIR/package/*/{Makefile,Config.*} 2>&- | \
while read line; do
echo ${line%/*}/info.mk
done | while read fname; do
[[ $ao = *:$fname:* ]] && continue
ao=$ao$fname:
echo "\${_IPKGS_COOKIE}: \${TOPDIR}/.cfg/$option" >>$fname
done
printf '\r%'$x's\r' ''
done
exit 0
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