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author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2018-12-30 22:59:27 +0900 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-01-03 10:17:17 +0100 |
commit | 997b70f585ef9bf2171c3f435efee3967e3036ec (patch) | |
tree | d55e7840d814f39c7c5aa532790e96d90c075b32 /scripts/kconfig/merge_config.sh | |
parent | 273dbe5f87de8d6129a68ad40e87922fb6e783b6 (diff) | |
download | barebox-997b70f585ef9bf2171c3f435efee3967e3036ec.tar.gz barebox-997b70f585ef9bf2171c3f435efee3967e3036ec.tar.xz |
kconfig: sync to Linux 4.20
The previous sync was commit 18895514dc5e ("kconfig: update to
v3.18-rc6").
Some commits were applied on top of that since then, but equivalent
fixups were done in Linux.
So, this commit overwrites everything scripts/kconfig/ with the one
from Linux 4.20
Highlights:
- 'silentoldconfig' has been renamed to 'syncconfig'
(the top Makefile needs to be adjusted)
- 'testconfig' target has been added for unit-tests
(the top Makefile needs to export PYTHON3 because
the test frame relies on Python3 and pytest)
- The perfect hash table generated by gperf has been removed
- The localization support has been removed
- The 'option env=VAR' has been replaced with more generic
variable reference syntax $(VAR)
(./Kconfig and common/Kconfig need to be adjusted)
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'scripts/kconfig/merge_config.sh')
-rwxr-xr-x | scripts/kconfig/merge_config.sh | 63 |
1 files changed, 44 insertions, 19 deletions
diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh index 81b0c61bb9..0ef9064996 100755 --- a/scripts/kconfig/merge_config.sh +++ b/scripts/kconfig/merge_config.sh @@ -32,13 +32,16 @@ usage() { echo " -m only merge the fragments, do not execute the make command" echo " -n use allnoconfig instead of alldefconfig" echo " -r list redundant entries when merging fragments" - echo " -O dir to put generated output files" + echo " -O dir to put generated output files. Consider setting \$KCONFIG_CONFIG instead." + echo + echo "Used prefix: '$CONFIG_PREFIX'. You can redefine it with \$CONFIG_ environment variable." } -MAKE=true +RUNMAKE=true ALLTARGET=alldefconfig WARNREDUN=false OUTPUT=. +CONFIG_PREFIX=${CONFIG_-CONFIG_} while true; do case $1 in @@ -48,7 +51,7 @@ while true; do continue ;; "-m") - MAKE=false + RUNMAKE=false shift continue ;; @@ -77,44 +80,66 @@ while true; do esac done +if [ "$#" -lt 1 ] ; then + usage + exit +fi + +if [ -z "$KCONFIG_CONFIG" ]; then + if [ "$OUTPUT" != . ]; then + KCONFIG_CONFIG=$(readlink -m -- "$OUTPUT/.config") + else + KCONFIG_CONFIG=.config + fi +fi + INITFILE=$1 shift; +if [ ! -r "$INITFILE" ]; then + echo "The base file '$INITFILE' does not exist. Exit." >&2 + exit 1 +fi + MERGE_LIST=$* -SED_CONFIG_EXP="s/^\(# \)\{0,1\}\(CONFIG_[a-zA-Z0-9_]*\)[= ].*/\2/p" +SED_CONFIG_EXP1="s/^\(${CONFIG_PREFIX}[a-zA-Z0-9_]*\)=.*/\1/p" +SED_CONFIG_EXP2="s/^# \(${CONFIG_PREFIX}[a-zA-Z0-9_]*\) is not set$/\1/p" + TMP_FILE=$(mktemp ./.tmp.config.XXXXXXXXXX) echo "Using $INITFILE as base" cat $INITFILE > $TMP_FILE -# Merge files, printing warnings on overrided values +# Merge files, printing warnings on overridden values for MERGE_FILE in $MERGE_LIST ; do echo "Merging $MERGE_FILE" - CFG_LIST=$(sed -n "$SED_CONFIG_EXP" $MERGE_FILE) + if [ ! -r "$MERGE_FILE" ]; then + echo "The merge file '$MERGE_FILE' does not exist. Exit." >&2 + exit 1 + fi + CFG_LIST=$(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $MERGE_FILE) for CFG in $CFG_LIST ; do - grep -q -w $CFG $TMP_FILE - if [ $? -eq 0 ] ; then - PREV_VAL=$(grep -w $CFG $TMP_FILE) - NEW_VAL=$(grep -w $CFG $MERGE_FILE) - if [ "x$PREV_VAL" != "x$NEW_VAL" ] ; then + grep -q -w $CFG $TMP_FILE || continue + PREV_VAL=$(grep -w $CFG $TMP_FILE) + NEW_VAL=$(grep -w $CFG $MERGE_FILE) + if [ "x$PREV_VAL" != "x$NEW_VAL" ] ; then echo Value of $CFG is redefined by fragment $MERGE_FILE: echo Previous value: $PREV_VAL echo New value: $NEW_VAL echo - elif [ "$WARNREDUN" = "true" ]; then + elif [ "$WARNREDUN" = "true" ]; then echo Value of $CFG is redundant by fragment $MERGE_FILE: - fi - sed -i "/$CFG[ =]/d" $TMP_FILE fi + sed -i "/$CFG[ =]/d" $TMP_FILE done cat $MERGE_FILE >> $TMP_FILE done -if [ "$MAKE" = "false" ]; then - cp $TMP_FILE $OUTPUT/.config +if [ "$RUNMAKE" = "false" ]; then + cp -T -- "$TMP_FILE" "$KCONFIG_CONFIG" echo "#" - echo "# merged configuration written to $OUTPUT/.config (needs make)" + echo "# merged configuration written to $KCONFIG_CONFIG (needs make)" echo "#" clean_up exit @@ -135,10 +160,10 @@ make KCONFIG_ALLCONFIG=$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 +for CFG in $(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $TMP_FILE); do REQUESTED_VAL=$(grep -w -e "$CFG" $TMP_FILE) - ACTUAL_VAL=$(grep -w -e "$CFG" $OUTPUT/.config) + ACTUAL_VAL=$(grep -w -e "$CFG" "$KCONFIG_CONFIG") if [ "x$REQUESTED_VAL" != "x$ACTUAL_VAL" ] ; then echo "Value requested for $CFG not in final .config" echo "Requested value: $REQUESTED_VAL" |