diff options
| -rwxr-xr-x | scripts/config | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/scripts/config b/scripts/config index db6084b78a1..30825a5677f 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 ;; |