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authorMichal Marek <mmarek@suse.cz>2009-06-14 22:48:07 +0200
committerSam Ravnborg <sam@ravnborg.org>2009-06-14 22:48:07 +0200
commit566432224731c3d8fa7925ce07953701f536a666 (patch)
treef79fe2d95505f0f1b22ded009638e94df023ae9a /scripts
parent17b1f0de79dbdf5cfb2686b63a7fb9ecc440da7c (diff)
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kbuild: handle non-existing options in scripts/config
If an option does not exist in .config, set it at the end of the file. Signed-off-by: Michal Marek <mmarek@suse.cz> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/config36
1 files changed, 18 insertions, 18 deletions
diff --git a/scripts/config b/scripts/config
index db6084b..30825a5 100755
--- a/scripts/config
+++ b/scripts/config
@@ -26,8 +26,6 @@ options:
config doesn't check the validity of the .config file. This is done at next
make time.
-The options need to be already in the file before they can be changed,
-but sometimes you can cheat with the --*-after options.
EOL
exit 1
}
@@ -45,8 +43,18 @@ checkarg() {
ARG="`echo $ARG | tr a-z A-Z`"
}
-replace() {
- sed -i -e "$@" $FN
+set_var() {
+ local name=$1 new=$2 before=$3
+
+ name_re="^($name=|# $name is not set)"
+ before_re="^($before=|# $before is not set)"
+ if test -n "$before" && grep -Eq "$before_re" "$FN"; then
+ sed -ri "/$before_re/a $new" "$FN"
+ elif grep -Eq "$name_re" "$FN"; then
+ sed -ri "s:$name_re.*:$new:" "$FN"
+ else
+ echo "$new" >>"$FN"
+ fi
}
if [ "$1" = "--file" ]; then
@@ -70,20 +78,19 @@ while [ "$1" != "" ] ; do
case "$CMD" in
--enable|-e)
checkarg "$1"
- replace "s/# CONFIG_$ARG is not set/CONFIG_$ARG=y/"
+ set_var "CONFIG_$ARG" "CONFIG_$ARG=y"
shift
;;
--disable|-d)
checkarg "$1"
- replace "s/CONFIG_$ARG=[my]/# CONFIG_$ARG is not set/"
+ set_var "CONFIG_$ARG" "# CONFIG_$ARG is not set"
shift
;;
--module|-m)
checkarg "$1"
- replace "s/CONFIG_$ARG=y/CONFIG_$ARG=m/" \
- -e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=m/"
+ set_var "CONFIG_$ARG" "CONFIG_$ARG=m"
shift
;;
@@ -109,9 +116,7 @@ while [ "$1" != "" ] ; do
A=$ARG
checkarg "$2"
B=$ARG
- replace "/CONFIG_$A=[my]/aCONFIG_$B=y" \
- -e "/# CONFIG_$ARG is not set/a/CONFIG_$ARG=y" \
- -e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=y/"
+ set_var "CONFIG_$B" "CONFIG_$B=y" "CONFIG_$A"
shift
shift
;;
@@ -121,9 +126,7 @@ while [ "$1" != "" ] ; do
A=$ARG
checkarg "$2"
B=$ARG
- replace "/CONFIG_$A=[my]/a# CONFIG_$B is not set" \
- -e "/# CONFIG_$ARG is not set/a/# CONFIG_$ARG is not set" \
- -e "s/CONFIG_$ARG=[my]/# CONFIG_$ARG is not set/"
+ set_var "CONFIG_$B" "# CONFIG_$B is not set" "CONFIG_$A"
shift
shift
;;
@@ -133,10 +136,7 @@ while [ "$1" != "" ] ; do
A=$ARG
checkarg "$2"
B=$ARG
- replace "/CONFIG_$A=[my]/aCONFIG_$B=m" \
- -e "/# CONFIG_$ARG is not set/a/CONFIG_$ARG=m" \
- -e "s/CONFIG_$ARG=y/CONFIG_$ARG=m/" \
- -e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=m/"
+ set_var "CONFIG_$B" "CONFIG_$B=m" "CONFIG_$A"
shift
shift
;;