Roland McGrath
Chuck Ebbert
parent
cf83d0d22d
commit
13cbc19d00
26 changed files with 986 additions and 0 deletions
222
scripts/sort-config
Executable file
222
scripts/sort-config
Executable file
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#!/bin/bash
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SRC=($(ls config-* 2>/dev/null))
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TGT=($(ls kernel-*/linux-*.noarch/configs/kernel-2.6.*-*.config \
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kernel-*/linux-*.noarch/configs/kernel-2.6.*-*-debug.config 2>/dev/null))
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TGT1=(${TGT[*]#kernel-*/linux-*.noarch/configs/kernel-2.6.*-})
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ALL_OPTS="cdfimn"
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if [ $# -lt 2 ] ; then
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echo -e "Usage:\n $(basename $0) [-$ALL_OPTS] input target\n"
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echo -e " Sort input config file into the same order as the target\n"
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echo -e " -c: insert comments about non-matching/impossible items"
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echo -e " -d: show raw unsorted output with extra debug text"
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echo -e " -f: force output to match what is in the target config,"
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echo -e " and/or remove impossible config items"
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echo -e " -i: find impossible config items"
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echo -e " -m: find changed config items"
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echo -e " -n: do not sort output\n"
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echo -e " input: source config file" ' [' "${SRC[*]#config-}" ']\n'
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echo -e " target: output arch name" ' [' "${TGT1[*]%.config}" ']\n'
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exit 1
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fi
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while getopts "$ALL_OPTS" OPTION ; do
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case $OPTION in
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c)
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ADDCOMMENT=1 ;;
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d)
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DEBUG=1 ;;
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f)
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FORCE=1 ;;
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i)
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FIND_IMPOSS=1 ;;
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m)
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FIND_CHANGED=1 ;;
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n)
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NOSORT=1 ;;
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\?)
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exit 2 ;;
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esac
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done
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if [ "$FORCE" -a "$ADDCOMMENT" ] ; then
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echo "-f and -c options cannot be used together"
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exit 2
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fi
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shift $((OPTIND-1))
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TEMPFILES="xx00 xx01 xx98 xx99"
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TEMPLEFT=
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for FILE in $TEMPFILES ; do
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[ -f "$FILE" ] && TEMPLEFT="Y"
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done
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if [ "$TEMPLEFT" ] ; then
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echo "WARNING! Output files named xx?? already exist." >&2
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read -p "Press <Enter> to erase files, or Ctrl-C to exit..."
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echo >&2
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fi
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rm -f $TEMPFILES
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SRCFILE=config-$1
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[ ! -f $SRCFILE ] && echo "Input file" $SRCFILE "missing" && exit 2
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TGTFILE=kernel-*/linux-*.noarch/configs/kernel-2.6.*-$2.config
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[ ! -f $TGTFILE ] && echo "No target file matching" $TGTFILE "exists" && exit 2
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[ "$FIND_IMPOSS" ] && \
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find kernel-*/*.noarch -name Kconfig\* -type f \
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| xargs egrep -s -h '^[[:space:]]*(menu)?config[[:space:]]+' \
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| sed -r 's/^[[:space:]]*(menu)?config[[:space:]]+/CONFIG_/' \
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| sort | uniq >xx98
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extract_optname() {
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# extract the option name from $TEXT, setting $OPTNAME
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OPTNAME=
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if [ "${TEXT:0:7}" = "CONFIG_" ] ; then
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OPTNAME=${TEXT%%=*}
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elif [ "${TEXT:0:9}" = "# CONFIG_" ] ; then
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OPTNAME=${TEXT%" is not set"}
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OPTNAME=${OPTNAME#\# }
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fi
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}
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print_saved_comments() {
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if [ $IX -gt 0 ] ; then
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[ "$DEBUG" ] && echo " ->" $IX "comments were saved"
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(( IX-- ))
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for IX in $(seq 0 $IX) ; do
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echo "$LINE":"${SAVECOMMENT[$IX]}"
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done
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unset SAVECOMMENT
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IX=0
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fi
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}
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assign_line_number() {
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# use input line numbers if not sorting
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[ "$NOSORT" ] && LINE=$IN
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# make sure it has a line number
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[ -z "$LINE" ] && LINE=999999
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}
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IX=0
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IN=0
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declare -a SAVECOMMENT
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cat ${SRCFILE} | {
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while read TEXT ; do
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LINE=
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COMMENT=
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# replace empty lines
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[ -z "$TEXT" ] && TEXT='//'
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if [ "${TEXT:0:7}" = "CONFIG_" -o "${TEXT:0:9}" = "# CONFIG_" ] ; then
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LINE=$(grep -n "^$TEXT" $TGTFILE | head -1 | cut -f 1 -d ':')
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if [ -z "$LINE" ] ; then
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[ "$DEBUG" ] && echo "nofind ->" "$TEXT"
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extract_optname
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if [ "$OPTNAME" ] ; then
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if [ "$FIND_CHANGED" ] ; then
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for FINDTEXT in "^${OPTNAME}=" "^# ${OPTNAME} is not set" ; do
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if [ -z "$LINE" ] ; then
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[ "$DEBUG" ] && echo "looking for ->" "$FINDTEXT"
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LINE=$(grep -n "$FINDTEXT" $TGTFILE | head -1 | cut -f 1 -d ':')
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if [ "$LINE" ] ; then
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CHANGED=$(grep "$FINDTEXT" $TGTFILE | head -1)
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if [ "$FORCE" ] ; then
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TEXT=$CHANGED
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[ "$DEBUG" ] && echo 'forced ->' "$TEXT"
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else
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if [ "$ADDCOMMENT" ] ; then
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if [ ${CHANGED:0:1} = '#' ] ; then
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NEWOPT="not set"
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else
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NEWOPT=${CHANGED#$OPTNAME}
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fi
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COMMENT="# -- Next option changed to \"${NEWOPT}\" at target line $LINE --"
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fi
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fi
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fi
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fi
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done
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fi
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if [ "$FIND_IMPOSS" -a -z "$LINE" -a -z "$COMMENT" ] ; then
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POSSIBLE=$(grep -n "^$OPTNAME" xx98)
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if [ -z "$POSSIBLE" ] ; then
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if [ "$ADDCOMMENT" ] ; then
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COMMENT="# -- Next option is impossible --"
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elif [ "$FORCE" ] ; then
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[ "$DEBUG" ] && echo 'impossible ->' "$TEXT"
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TEXT=""
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fi
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fi
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fi
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fi
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fi
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else
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# not a config variable
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COMMENT="$TEXT"
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TEXT=
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fi
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[ "$DEBUG" -a "$COMMENT" ] && echo "comment ->" "$LINE" "$COMMENT"
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[ "$DEBUG" -a "$TEXT" ] && echo "text ->" "$LINE" "$TEXT"
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if [ "$TEXT" ] ; then
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assign_line_number
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# print the saved comments first
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print_saved_comments
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# now print the latest comment and text
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[ "$COMMENT" ] && echo "$LINE":"$COMMENT"
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echo "$LINE":"$TEXT"
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elif [ "$COMMENT" ] ; then
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# no output yet, save the comment
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SAVECOMMENT[$IX]="$COMMENT"
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let IX++
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[ "$DEBUG" ] && echo 'savecomment (#'${IX}')'
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fi
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let IN++
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done
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# flush the buffers
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assign_line_number
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print_saved_comments
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[ "$DEBUG" ] && echo "$IN lines read from input"
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} >xx99
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if [ "$DEBUG" ] ; then
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# just show the raw output with debug info, then exit
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cat xx99
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else
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# split output into two files, for matched and unmatched items
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cat xx99 | sort -s -t ":" -k 1g | csplit -k -s - /^999999/ 2>/dev/null
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cat xx00 | cut -f 2- -d ':' | sed 's/^\/\/$//'
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if [ -s xx01 ] ; then
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echo
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echo '# ------------ UNMATCHED OPTIONS ------------'
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echo
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cat xx01 | cut -f 2- -d ':' | sed 's/^\/\/$//'
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fi
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fi
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rm -f $TEMPFILES
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