diff options
Diffstat (limited to 'scripts/Configure')
| -rw-r--r-- | scripts/Configure | 158 |
1 files changed, 136 insertions, 22 deletions
diff --git a/scripts/Configure b/scripts/Configure index f0d5988da0b5..1e8bc91f471f 100644 --- a/scripts/Configure +++ b/scripts/Configure @@ -48,6 +48,10 @@ # # 24 January 1999, Michael Elizabeth Chastain, <mec@shout.net> # - Improve the exit message (Jeff Ronne). +# +# 7 October 2000, Ghozlane Toumi, <gtoumi@messel.emse.fr> +# added switches for "random" , "all yes" and "all modules" +# # # Make sure we're really running bash. @@ -76,6 +80,43 @@ function endmenu () { } # +# returns a random number between 1 and $1 +# +function rnd () { + rnd=$[ $RANDOM % $1 + 1 ] +} + +# +# randomly chose a number in a config list (LIST_CONFIG_NAME) +# or in a range ( MIN_CONFIG_NAME MAX_CONFIG_NAME ) +# ONLY if there is no forced default (and we are in an "auto" mode) +# we are limited by the range of values taken by "$RANDOM" +# +# rndval CONFIG_NAME +# + +function rndval () { + [ "$AUTO" != "yes" -o -n "$old" ] && return + def_list=$(eval echo "\${LIST_$1}") + def_min=$(eval echo "\${MIN_$1}") + def_max=$(eval echo "\${MAX_$1}") + + if [ -n "$def_list" ]; then + set -- $(echo $def_list | sed 's/,/ /g') + rnd $# + while [ $rnd -le $# ] ; do + def=$1 + shift + done + return + fi + if [ -n "$def_min" -a -n "$def_max" ]; then + rnd $[ $def_max - $def_min ] + def=$[ $def_min + $rnd ] + fi +} + +# # help prints the corresponding help text from Configure.help to stdout # # help variable @@ -109,7 +150,11 @@ ${var}:\\ # readln prompt default oldval # function readln () { - if [ "$DEFAULT" = "-d" -a -n "$3" ]; then + if [ "$AUTO" = "yes" ]; then + echo -n "$1" + ans=$2 + echo $ans + elif [ "$DEFAULT" = "-d" -a -n "$3" ]; then echo "$1" ans=$2 else @@ -169,6 +214,17 @@ function define_tristate () { function bool () { old=$(eval echo "\${$2}") def=${old:-'n'} + if [ "$AUTO" = "yes" -a -z "$old" ]; then + if [ "$RND" = "-r" ]; then + rnd 2 + case $rnd in + "1") def="y" ;; + "2") def="n" ;; + esac + else + def=$DEF_ANS; + fi + fi case "$def" in "y" | "m") defprompt="Y/n/?" def="y" @@ -200,6 +256,18 @@ function tristate () { else old=$(eval echo "\${$2}") def=${old:-'n'} + if [ "$AUTO" = "yes" -a -z "$old" ]; then + if [ "$RND" = "-r" ]; then + rnd 3 + case $rnd in + "1") def="y" ;; + "2") def="n" ;; + "3") def="m" ;; + esac + else + def=$DEF_ANS + fi + fi case "$def" in "y") defprompt="Y/m/n/?" ;; @@ -256,6 +324,17 @@ function dep_tristate () { if [ $need_module = 1 ]; then if [ "$CONFIG_MODULES" = "y" ]; then + if [ "$AUTO" = "yes" -a -z "$old" ]; then + if [ "$RND" = "-r" ]; then + rnd 2 + case $rnd in + "1") def="m" ;; + "2") def="n" ;; + esac + else + def=$DEF_ANS + fi + fi case "$def" in "y" | "m") defprompt="M/n/?" def="m" @@ -351,6 +430,7 @@ function int () { else max=10000000 # !! fi + rndval $2 while :; do readln "$1 ($2) [$def] " "$def" "$old" if expr \( \( $ans + 0 \) \>= $min \) \& \( $ans \<= $max \) >/dev/null 2>&1 ; then @@ -382,6 +462,7 @@ function hex () { old=$(eval echo "\${$2}") def=${old:-$3} def=${def#*[x,X]} + rndval $2 while :; do readln "$1 ($2) [$def] " "$def" "$old" ans=${ans#*[x,X]} @@ -464,6 +545,15 @@ function choice () { shift; shift done + if [ "$RND" = "-r" -a -z "$old" ] ; then + set -- $choices + rnd $# + while [ $rnd -le $# ] ; do + def=$1 + shift ; shift + done + fi + val="" while [ -z "$val" ]; do ambg=n @@ -512,6 +602,7 @@ function choice () { CONFIG=.tmpconfig CONFIG_H=.tmpconfig.h +FORCE_DEFAULT=.force_default trap "rm -f $CONFIG $CONFIG_H ; exit 1" 1 2 # @@ -532,34 +623,57 @@ if [ "$1" = "-d" ] ; then shift fi +RND="" +DEF_ANS="" +AUTO="" +case "$1" in + -r) RND="-r" ; AUTO="yes" ; shift ;; + -y) DEF_ANS="y" ; AUTO="yes" ; shift ;; + -m) DEF_ANS="m" ; AUTO="yes" ; shift ;; + -n) DEF_ANS="n" ; AUTO="yes" ; shift ;; +esac + CONFIG_IN=./config.in if [ "$1" != "" ] ; then CONFIG_IN=$1 fi -DEFAULTS=.config -if [ ! -f .config ]; then - DEFAULTS=/etc/kernel-config - if [ ! -f $DEFAULTS ]; then - DEFAULTS=/boot/config-`uname -r` - if [ ! -f $DEFAULTS ]; then - DEFAULTS=arch/$ARCH/defconfig - fi +for DEFAULTS in .config /lib/modules/`uname -r`/.config /etc/kernel-config /boot/config-`uname -r` arch/$ARCH/defconfig +do + [ -r $DEFAULTS ] && break +done + +if [ "$AUTO" != "yes" ]; then + if [ -f $DEFAULTS ]; then + echo "#" + echo "# Using defaults found in" $DEFAULTS + echo "#" + . $DEFAULTS + sed -e 's/# \(CONFIG_[^ ]*\) is not.*/\1=n/' <$DEFAULTS >.config-is-not.$$ + . .config-is-not.$$ + rm .config-is-not.$$ + else + echo "#" + echo "# No defaults found" + echo "#" fi -fi - -if [ -f $DEFAULTS ]; then - echo "#" - echo "# Using defaults found in" $DEFAULTS - echo "#" - . $DEFAULTS - sed -e 's/# \(CONFIG_[^ ]*\) is not.*/\1=n/' <$DEFAULTS >.config-is-not.$$ - . .config-is-not.$$ - rm .config-is-not.$$ else - echo "#" - echo "# No defaults found" - echo "#" + if [ -f $FORCE_DEFAULT ]; then + echo "#" + echo "# Forcing defaults found in $FORCE_DEFAULT" + echo "#" + sed -e ' +s/# \(CONFIG_[^ ]*\) is not.*/\1=n/; +s/# range \(CONFIG_[^ ]*\) \([^ ][^ ]*\) \([^ ][^ ]*\)/MIN_\1=\2; MAX_\1=\3/; +s/# list \(CONFIG_[^ ]*\) \([^ ][^ ]*\)/LIST_\1=\2/ +' <$FORCE_DEFAULT >.default_val.$$ + . .default_val.$$ + rm .default_val.$$ + else + echo "#" + echo "# No defaults found" + echo "#" + fi fi . $CONFIG_IN |