diff options
Diffstat (limited to 'scripts/Configure')
| -rw-r--r-- | scripts/Configure | 705 |
1 files changed, 0 insertions, 705 deletions
diff --git a/scripts/Configure b/scripts/Configure deleted file mode 100644 index 0a73a64..0000000 --- a/scripts/Configure +++ /dev/null @@ -1,705 +0,0 @@ -#! /bin/sh -# -# This script is used to configure BusyBox. -# -# It was inspired by the challenge in the original Configure script -# to ``do something better'', combined with the actual need to ``do -# something better'' because the old configure script wasn't flexible -# enough. -# -# Raymond Chen was the original author of Configure. -# Michael Elizabeth Chastain (mec@shout.net) is the current maintainer. -# -# 050793 - use IFS='@' to get around a bug in a pre-version of bash-1.13 -# with an empty IFS. -# -# 030995 (storner@osiris.ping.dk) - added support for tri-state answers, -# for selecting modules to compile. -# -# 180995 Bernhard Kaindl (bkaindl@ping.at) - added dummy functions for -# use with a config.in modified for make menuconfig. -# -# 301195 (boldt@math.ucsb.edu) - added help text support -# -# 281295 Paul Gortmaker - make tri_state functions collapse to boolean -# if module support is not enabled. -# -# 010296 Aaron Ucko (ucko@vax1.rockhurst.edu) - fix int and hex to accept -# arbitrary ranges -# -# 150296 Dick Streefland (dicks@tasking.nl) - report new configuration -# items and ask for a value even when doing a "make oldconfig" -# -# 200396 Tom Dyas (tdyas@eden.rutgers.edu) - when the module option is -# chosen for an item, define the macro <option_name>_MODULE -# -# 090397 Axel Boldt (boldt@math.ucsb.edu) - avoid ? and + in regular -# expressions for GNU expr since version 1.15 and up use \? and \+. -# -# 300397 Phil Blundell (pjb27@cam.ac.uk) - added support for min/max -# arguments to "int", allow dep_tristate to take a list of dependencies -# rather than just one. -# -# 090398 Axel Boldt (boldt@math.ucsb.edu) - allow for empty lines in help -# texts. -# -# 102598 Michael Chastain (mec@shout.net) - put temporary files in -# current directory, not in /tmp. -# -# 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. -# -# I would really have preferred to write this script in a language with -# better string handling, but alas, bash is the only scripting language -# that I can be reasonable sure everybody has on their linux machine. -# -[ -z "$BASH" ] && { echo "Configure requires bash" 1>&2; exit 1; } - -# Disable filename globbing once and for all. -# Enable function cacheing. -set -f -h - -# -# Dummy functions for use with a config.in modified for menuconf -# -function mainmenu_option () { - : -} -function mainmenu_name () { - : -} -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 + $rnd ] - fi -} - -# -# help prints the corresponding help text from Configure.help to stdout -# -# help variable -# -function help () { - if [ -f docs/Configure.help ] - then - #first escape regexp special characters in the argument: - var=$(echo "$1"|sed 's/[][\/.^$*]/\\&/g') - #now pick out the right help text: - text=$(sed -n "/^$var[ ]*\$/,\${ - /^$var[ ]*\$/c\\ -${var}:\\ - - /^#/b - /^[^ ]/q - /<file:\\([^>]*\\)>/s//\\1/g - p - }" docs/Configure.help) - if [ -z "$text" ] - then - echo; echo " Sorry, no help available for this option yet.";echo - else - (echo; echo "$text") | ${PAGER:-more} - fi - else - echo; - echo " Can't access the file docs/Configure.help which" - echo " should contain the help texts." - echo - fi -} - - -# -# readln reads a line into $ans. -# -# readln prompt default oldval -# -function readln () { - if [ "$AUTO" = "yes" ]; then - echo -n "$1" - ans=$2 - echo $ans - elif [ "$DEFAULT" = "-d" -a -n "$3" ]; then - echo "$1" - ans=$2 - else - echo -n "$1" - [ -z "$3" ] && echo -n "(NEW) " - IFS='@' read ans || exit 1 - [ -z "$ans" ] && ans=$2 - fi -} - -# -# comment does some pretty-printing -# -# comment 'xxx' -# -function comment () { - echo "*"; echo "* $1" ; echo "*" - (echo "" ; echo "#"; echo "# $1" ; echo "#") >>$CONFIG - (echo "" ; echo "/*"; echo " * $1" ; echo " */") >>$CONFIG_H -} - -# -# define_bool sets the value of a boolean argument -# -# define_bool define value -# -function define_bool () { - define_tristate $1 $2 -} - -function define_tristate () { - case "$2" in - "y") - echo "$1=y" >>$CONFIG - echo "#define $1 1" >>$CONFIG_H - ;; - - "m") - echo "$1=m" >>$CONFIG - echo "#undef $1" >>$CONFIG_H - echo "#define $1_MODULE 1" >>$CONFIG_H - ;; - - "n") - echo "# $1 is not set" >>$CONFIG - echo "#undef $1" >>$CONFIG_H - ;; - esac - eval "$1=$2" -} - -# -# bool processes a boolean argument -# -# bool question define -# -function bool () { - old=$(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" - ;; - "n") defprompt="N/y/?" - ;; - esac - while :; do - readln "$1 ($2) [$defprompt] " "$def" "$old" - case "$ans" in - [yY] | [yY]es ) define_bool "$2" "y" - break;; - [nN] | [nN]o ) define_bool "$2" "n" - break;; - * ) help "$2" - ;; - esac - done -} - -# -# tristate processes a tristate argument -# -# tristate question define -# -function tristate () { - if [ "$CONFIG_MODULES" != "y" ]; then - bool "$1" "$2" - else - old=$(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/?" - ;; - "m") defprompt="M/n/y/?" - ;; - "n") defprompt="N/y/m/?" - ;; - esac - while :; do - readln "$1 ($2) [$defprompt] " "$def" "$old" - case "$ans" in - [yY] | [yY]es ) define_tristate "$2" "y" - break ;; - [nN] | [nN]o ) define_tristate "$2" "n" - break ;; - [mM] ) define_tristate "$2" "m" - break ;; - * ) help "$2" - ;; - esac - done - fi -} - -# -# dep_tristate processes a tristate argument that depends upon -# another option or options. If any of the options we depend upon is a -# module, then the only allowable options are M or N. If all are Y, then -# this is a normal tristate. This is used in cases where modules -# are nested, and one module requires the presence of something -# else in the kernel. -# -# dep_tristate question define default ... -# -function dep_tristate () { - old=$(eval echo "\${$2}") - def=${old:-'n'} - ques=$1 - var=$2 - need_module=0 - shift 2 - while [ $# -gt 0 ]; do - case "$1" in - n) - define_tristate "$var" "n" - return - ;; - m) - need_module=1 - ;; - esac - shift - done - - 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 "$def" in - "y" | "m") defprompt="M/n/?" - def="m" - ;; - "n") defprompt="N/m/?" - ;; - esac - while :; do - readln "$ques ($var) [$defprompt] " "$def" "$old" - case "$ans" in - [nN] | [nN]o ) define_tristate "$var" "n" - break ;; - [mM] ) define_tristate "$var" "m" - break ;; - [yY] | [yY]es ) echo - echo " This answer is not allowed, because it is not consistent with" - echo " your other choices." - echo " This driver depends on another one which you chose to compile" - echo " as a module. This means that you can either compile this one" - echo " as a module as well (with M) or leave it out altogether (N)." - echo - ;; - * ) help "$var" - ;; - esac - done - fi - else - tristate "$ques" "$var" - fi -} - -function dep_bool () { - ques=$1 - var=$2 - shift 2 - while [ $# -gt 0 ]; do - case "$1" in - m | n) - define_bool "$var" "n" - return - ;; - esac - shift - done - - bool "$ques" "$var" -} - -function dep_mbool () { - ques=$1 - var=$2 - shift 2 - while [ $# -gt 0 ]; do - case "$1" in - n) - define_bool "$var" "n" - return - ;; - esac - shift - done - - bool "$ques" "$var" -} - -# -# define_int sets the value of a integer argument -# -# define_int define value -# -function define_int () { - echo "$1=$2" >>$CONFIG - echo "#define $1 ($2)" >>$CONFIG_H - eval "$1=$2" -} - -# -# int processes an integer argument with optional limits -# -# int question define default [min max] -# -function int () { - old=$(eval echo "\${$2}") - def=${old:-$3} - if [ $# -gt 3 ]; then - min=$4 - else - min=-10000000 # !! - fi - if [ $# -gt 4 ]; then - max=$5 - 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 - define_int "$2" "$ans" - break - else - help "$2" - fi - done -} - -# -# define_hex sets the value of a hexadecimal argument -# -# define_hex define value -# -function define_hex () { - echo "$1=$2" >>$CONFIG - echo "#define $1 0x${2#*[x,X]}" >>$CONFIG_H - eval "$1=$2" -} - -# -# hex processes an hexadecimal argument -# -# hex question define default -# -function hex () { - old=$(eval echo "\${$2}") - def=${old:-$3} - def=${def#*[x,X]} - rndval $2 - while :; do - readln "$1 ($2) [$def] " "$def" "$old" - ans=${ans#*[x,X]} - if expr "$ans" : '[0-9a-fA-F][0-9a-fA-F]*$' > /dev/null; then - define_hex "$2" "$ans" - break - else - help "$2" - fi - done -} - -# -# define_string sets the value of a string argument -# -# define_string define value -# -function define_string () { - echo "$1=\"$2\"" >>$CONFIG - echo "#define $1 \"$2\"" >>$CONFIG_H - eval "$1=\"$2\"" -} - -# -# string processes a string argument -# -# string question define default -# -function string () { - old=$(eval echo "\${$2}") - def=${old:-$3} - while :; do - if [ "$old" = "?" ]; then - readln "$1 ($2) [$def] " "$def" "" - else - readln "$1 ($2) [$def] " "$def" "$old" - fi - if [ "$ans" = "?" ]; then - help "$2" - else - break - fi - done - define_string "$2" "$ans" -} -# -# choice processes a choice list (1-out-of-n) -# -# choice question choice-list default -# -# The choice list has a syntax of: -# NAME WHITESPACE VALUE { WHITESPACE NAME WHITESPACE VALUE } -# The user may enter any unique prefix of one of the NAMEs and -# choice will define VALUE as if it were a boolean option. -# VALUE must be in all uppercase. Normally, VALUE is of the -# form CONFIG_<something>. Thus, if the user selects <something>, -# the CPP symbol CONFIG_<something> will be defined and the -# shell variable CONFIG_<something> will be set to "y". -# -function choice () { - question="$1" - choices="$2" - old= - def=$3 - - # determine default answer: - names="" - set -- $choices - firstvar=$2 - while [ -n "$2" ]; do - if [ -n "$names" ]; then - names="$names, $1" - else - names="$1" - fi - if [ "$(eval echo \"\${$2}\")" = "y" ]; then - old=$1 - def=$1 - fi - shift; shift - done - - if [ "$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 - readln "$question ($names) [$def] " "$def" "$old" - ans=$(echo $ans | tr a-z A-Z) - set -- $choices - while [ -n "$1" ]; do - name=$(echo $1 | tr a-z A-Z) - case "$name" in - "$ans"* | */"$ans"* ) - case "$name" in - "$ans" | */"$ans"/* | \ - "$ans"/* | */"$ans" ) - val="$2" - break # exact match - ;; - esac - if [ -n "$val" ]; then - echo;echo \ - " Sorry, \"$ans\" is ambiguous; please enter a longer string." - echo - val="" - ambg=y - break - else - val="$2" - fi;; - esac - shift; shift - done - if [ "$val" = "" -a "$ambg" = "n" ]; then - help "$firstvar" - fi - done - set -- $choices - while [ -n "$2" ]; do - if [ "$2" = "$val" ]; then - echo " defined $val" - define_bool "$2" "y" - else - define_bool "$2" "n" - fi - shift; shift - done -} - -CONFIG=.tmpconfig -CONFIG_H=.tmpconfig.h -FORCE_DEFAULT=.force_default -trap "rm -f $CONFIG $CONFIG_H ; exit 1" 1 2 - -# -# Make sure we start out with a clean slate. -# -echo "#" > $CONFIG -echo "# Automatically generated make config: don't edit" >> $CONFIG -echo "#" >> $CONFIG - -echo "/*" > $CONFIG_H -echo " * Automatically generated C config: don't edit" >> $CONFIG_H -echo " */" >> $CONFIG_H -echo "#define AUTOCONF_INCLUDED" >> $CONFIG_H - -DEFAULT="" -if [ "$1" = "-d" ] ; then - DEFAULT="-d" - 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=$1 -fi - -DEFAULTS=sysdeps/$TARGET_OS/defconfig -if [ -f .config ]; then - DEFAULTS=.config -fi - -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 -else - 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 - -. $CONFIG_IN - -rm -f .config.old -if [ -f .config ]; then - mv .config .config.old -fi -mv .tmpconfig .config -mv .tmpconfig.h include/config.h - -echo -echo "*** End of BusyBox configuration." -echo "*** Check the top-level Makefile for additional configuration." -if [ ! -f .hdepend -o "$CONFIG_MODVERSIONS" = "y" ] ; then - echo "*** Next, you must run 'make dep'." -else - echo "*** Next, you may run 'make', or 'make install'." -fi -echo - -exit 0 |