diff options
Diffstat (limited to 'scripts/kconfig/merge_config.sh')
| -rwxr-xr-x[-rw-r--r--] | scripts/kconfig/merge_config.sh | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh index ceadf0e150c..81b0c61bb9e 100644..100755 --- a/scripts/kconfig/merge_config.sh +++ b/scripts/kconfig/merge_config.sh @@ -31,10 +31,14 @@ usage() { echo " -h display this help text" echo " -m only merge the fragments, do not execute the make command" echo " -n use allnoconfig instead of alldefconfig" + echo " -r list redundant entries when merging fragments" + echo " -O dir to put generated output files" } MAKE=true ALLTARGET=alldefconfig +WARNREDUN=false +OUTPUT=. while true; do case $1 in @@ -52,18 +56,37 @@ while true; do usage exit ;; + "-r") + WARNREDUN=true + shift + continue + ;; + "-O") + if [ -d $2 ];then + OUTPUT=$(echo $2 | sed 's/\/*$//') + else + echo "output directory $2 does not exist" 1>&2 + exit 1 + fi + shift 2 + continue + ;; *) break ;; esac done - +INITFILE=$1 +shift; MERGE_LIST=$* SED_CONFIG_EXP="s/^\(# \)\{0,1\}\(CONFIG_[a-zA-Z0-9_]*\)[= ].*/\2/p" TMP_FILE=$(mktemp ./.tmp.config.XXXXXXXXXX) +echo "Using $INITFILE as base" +cat $INITFILE > $TMP_FILE + # Merge files, printing warnings on overrided values for MERGE_FILE in $MERGE_LIST ; do echo "Merging $MERGE_FILE" @@ -79,6 +102,8 @@ for MERGE_FILE in $MERGE_LIST ; do echo Previous value: $PREV_VAL echo New value: $NEW_VAL echo + elif [ "$WARNREDUN" = "true" ]; then + echo Value of $CFG is redundant by fragment $MERGE_FILE: fi sed -i "/$CFG[ =]/d" $TMP_FILE fi @@ -87,25 +112,33 @@ for MERGE_FILE in $MERGE_LIST ; do done if [ "$MAKE" = "false" ]; then - cp $TMP_FILE .config + cp $TMP_FILE $OUTPUT/.config echo "#" - echo "# merged configuration written to .config (needs make)" + echo "# merged configuration written to $OUTPUT/.config (needs make)" echo "#" clean_up exit fi +# If we have an output dir, setup the O= argument, otherwise leave +# it blank, since O=. will create an unnecessary ./source softlink +OUTPUT_ARG="" +if [ "$OUTPUT" != "." ] ; then + OUTPUT_ARG="O=$OUTPUT" +fi + + # Use the merged file as the starting point for: # alldefconfig: Fills in any missing symbols with Kconfig default # allnoconfig: Fills in any missing symbols with # CONFIG_* is not set -make KCONFIG_ALLCONFIG=$TMP_FILE $ALLTARGET +make KCONFIG_ALLCONFIG=$TMP_FILE $OUTPUT_ARG $ALLTARGET # Check all specified config values took (might have missed-dependency issues) for CFG in $(sed -n "$SED_CONFIG_EXP" $TMP_FILE); do REQUESTED_VAL=$(grep -w -e "$CFG" $TMP_FILE) - ACTUAL_VAL=$(grep -w -e "$CFG" .config) + ACTUAL_VAL=$(grep -w -e "$CFG" $OUTPUT/.config) if [ "x$REQUESTED_VAL" != "x$ACTUAL_VAL" ] ; then echo "Value requested for $CFG not in final .config" echo "Requested value: $REQUESTED_VAL" |