linux-wlan-ng/Configure

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#!/bin/bash
#
# Configure
#
# linux-wlan Open Sourc Project
#
# Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
# -------------------------------------------------------------------------
#
# Inquiries regarding the linux-wlan Open Source Project can be
# made directly to:
#
# AbsoluteValue Systems Inc.
# info@linux-wlan.com
# http://www.linux-wlan.com
#
# -------------------------------------------------------------------------
# TODO: Since we're dependent on configured pcmcia source, we should change
# this such that it will ask for the pcmcia source dir and then read
# all our stuff from pcmcia/config.mk. Would simplify alot of things.
# -------------------------------------------------------------------------
#
# This script adapted from the pcmcia-cs/Configure file, license statement below:
#
# pcmcia-cs/Configure 1.110 1999/06/24 17:37:36
#
# The contents of this file are subject to the Mozilla Public License
# Version 1.0 (the "License"); you may not use this file except in
# compliance with the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS"
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
# the License for the specific language governing rights and
# limitations under the License.
#
# The initial developer of the Configure code is David A. Hinds
# <dhinds@hyper.stanford.edu>. Portions created by David A. Hinds
# are Copyright (C) 1998 David A. Hinds. All Rights Reserved.
#-------------------------------------------------------------------------
ECHO="/bin/echo -e "
fail ()
{
$ECHO ""
$ECHO "Configuration failed"
$ECHO ""
exit 1
}
usage () {
$ECHO "usage: Configure [-h|help|-d [filename]|-f <filename>]"
$ECHO ""
$ECHO " -h|help - display usage info"
$ECHO " -d [filename] - automated configuration with option to specify input file"
$ECHO " -f <filename> - read configuration data from file and prompt user"
exit 1
}
if [ -r config.out ]; then
. ./config.out 2>/dev/null
else
if [ ! -r config.in ]; then
$ECHO "config.in does not exist!"
fail
fi
. ./config.in
fi
PROMPT=y
if [ $# -gt 0 ] ; then
if [ "$1" = "-h" -o "$1" = "help" ] ; then
usage
fi
if [ "$1" = "-d" -o "$1" = "-f" ] ; then
if [ $# -gt 1 ] ; then
if [ -r $2 ]; then
. $2
else
$ECHO "$2 does not exist"
fail
fi
else
if [ "$1" = "-f" ] ; then
usage
fi
fi
if [ "$1" = "-d" ] ; then
PROMPT=n
fi
fi
fi
#=======================================================================
CONFIG=config.new
CONFIG_MK=config.mk
rm -f $CONFIG $CONFIG_MK $MODVER
cat << 'EOF' > $CONFIG
#
# Automatically generated by 'make config' -- don't edit!
#
EOF
write_bool() {
value=`eval $ECHO '$'$1`
if [ "$value" = "y" ] ; then
$ECHO "$1=y" >> $CONFIG
$ECHO "$1=y" >> $CONFIG_MK
else
$ECHO "# $1 is not defined" >> $CONFIG
$ECHO "# $1 is not defined" >> $CONFIG_MK
fi
}
write_str () {
value=`eval $ECHO '$'$1`
$ECHO "$1"=\"$value\" >> $CONFIG
$ECHO "$1=$value" >> $CONFIG_MK
}
dump_str () {
$ECHO "$1" >> $CONFIG
$ECHO "$1" >> $CONFIG_MK
}
prompt () {
eval $3=\"$2\"
if [ "$PROMPT" = "y" ] ; then
$ECHO "$1 [$2]: \c"
read tmp
if [ -n "$tmp" ] ; then eval $3=\"$tmp\" ; fi
else
$ECHO "$1 [$2]"
fi
}
ask_bool () {
default=`eval $ECHO '$'$2`
if [ ! "$default" ] ; then default=n ; fi
answer=""
while [ "$answer" != "n" -a "$answer" != "y" ] ; do
prompt "$1 (y/n)" "$default" answer
done
eval "$2=$answer"
write_bool $2
}
ask_str () {
default=`eval $ECHO '$'$2`
prompt "$1" "`$ECHO $default`" answer
eval $2=\"$answer\"
write_str $2
}
mkversionh () {
versionh=src/include/wlan/version.h
cat > $versionh <<END
/* src/include/wlan/version.h
*
*
* Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
* --------------------------------------------------------------------
*
* linux-wlan
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License version 2 (the "GPL"), in which
* case the provisions of the GPL are applicable instead of the
* above. If you wish to allow the use of your version of this file
* only under the terms of the GPL and not to allow others to use
* your version of this file under the MPL, indicate your decision
* by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the MPL or the GPL.
*
* --------------------------------------------------------------------
*
* Inquiries regarding the linux-wlan Open Source project can be
* made directly to:
*
* AbsoluteValue Systems Inc.
* info@linux-wlan.com
* http://www.linux-wlan.com
*
* --------------------------------------------------------------------
*
* Portions of the development of this software were funded by
* Intersil Corporation as part of PRISM(R) chipset product development.
*
* --------------------------------------------------------------------
*/
#ifndef _WLAN_VERSION_H
#define _WLAN_VERSION_H
#ifndef KERNEL_VERSION
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif
/* WLAN_HOSTIF (generally set on the command line, not detected) */
#define WLAN_PCMCIA 1
#define WLAN_ISA 2
#define WLAN_PCI 3
#define WLAN_USB 4
#define WLAN_PLX 5
#define WLAN_SLAVE 6
END
DATE=`date`
printf '#define WLAN_RELEASE\t"%d.%d.%d%s"\n' \
${WLAN_VERSION} \
${WLAN_PATCHLEVEL} \
${WLAN_SUBLEVEL} \
${WLAN_EXTRAVERSION} >> $versionh
printf '#define WLAN_RELEASE_CODE 0x%02x%02x%02x\n' \
${WLAN_VERSION} \
${WLAN_PATCHLEVEL} \
${WLAN_SUBLEVEL} >> $versionh
echo '#define WLAN_BUILD_DATE "'"$DATE"'"' >> $versionh
printf '\n' >> $versionh
printf '#endif\n' >> $versionh
}
#=======================================================================
# Dump the version variables
write_str WLAN_VERSION
write_str WLAN_PATCHLEVEL
write_str WLAN_SUBLEVEL
write_str WLAN_EXTRAVERSION
# If the src/include/wlan/version.h file needs a touchup, fix or create it
if [ -r src/include/wlan/version.h ]; then
WLAN_RELEASE="${WLAN_VERSION}.${WLAN_PATCHLEVEL}.${WLAN_SUBLEVEL}${WLAN_EXTRAVERSION}"
OLD_RELEASE=`sed --quiet -e '/#define.*WLAN_RELEASE[^_].*\"\(.*\)\"/s//\1/p' < src/include/wlan/version.h`
if [ "${WLAN_RELEASE}" != "${OLD_RELEASE}" ]; then
# Overwrite the file
mkversionh
fi
else
# File doesn't exist, create it
mkversionh
fi
$ECHO ""
$ECHO "-------------- Linux WLAN Configuration Script -------------"
$ECHO ""
$ECHO "The default responses are correct for most users."
$ECHO ""
#=======================================================================
# Should we build for PCMCIA Card Services?
ask_bool "Build Prism2.x PCMCIA Card Services (_cs) driver?" PRISM2_PCMCIA
$ECHO ""
#=======================================================================
# Should we build for PLX9052 based PCI adapters?
ask_bool "Build Prism2 PLX9052 based PCI (_plx) adapter driver?" PRISM2_PLX
$ECHO ""
#=======================================================================
# Should we build for Prism2 native PCI?
ask_bool "Build Prism2.5 native PCI (_pci) driver?" PRISM2_PCI
$ECHO ""
#=======================================================================
# Should we build for Prism2.5 USB?
ask_bool "Build Prism2.5 USB (_usb) driver?" PRISM2_USB
$ECHO ""
#=======================================================================
# Collect the kernel source tree and test for sanity
ask_str "Linux source directory" LINUX_SRC
if [ ! -f $LINUX_SRC/include/linux/version.h ] ; then
$ECHO "Linux source tree $LINUX_SRC is incomplete or missing!"
if [ -d $LINUX_SRC/include/linux ] ; then
$ECHO " The kernel header files are present, but not " \
"the full source code."
fi
$ECHO " See the HOWTO for a list of FTP sites for current" \
"kernel sources."
fail
fi
KERNEL_SOURCE=$LINUX_SRC make -Cscripts 2>&1 > /dev/null
. scripts/make.opts
# What kernel are we compiling for?
version () {
expr $1 \* 65536 + $2 \* 256 + $3
}
$ECHO ""
SRC_RELEASE="$KERNEL_RELEASE"
VERSION_CODE=`grep LINUX_VERSION_CODE $LINUX_SRC/include/linux/version.h | \
sed -e 's/[^0-9]//g'`
$ECHO "The kernel source tree is version $SRC_RELEASE."
if [ $VERSION_CODE -lt `version 2 2 0` ] ; then
$ECHO "This package requires at least a 2.2.x series kernel."
fail
fi
CUR_RELEASE=`uname -r`
if [ "$SRC_RELEASE" != "$CUR_RELEASE" ] ; then
$ECHO "WARNING: the current running kernel is actually version $CUR_RELEASE."
fi
if [ ! -f $LINUX_SRC/.config ] ; then
$ECHO "WARNING: .config not present in kernel source tree. This will"
$ECHO " screw up modversions detection and build optimizations."
$ECHO " Is this a RedHat kernel? Workarounds enabled."
if [ -f $LINUX_SRC/include/linux/modversions.h ] ; then
KERNEL_MODFLAGS="-DMODULE -DMODVERSIONS -include $LINUX_SRC/include/linux/modversions.h"
fi
$ECHO " For an optimized build, copy over the relevent file from"
$ECHO " $LINUX_SRC/configs/ to $LINUX_SRC/.config"
fi
# Check for consistent kernel build dates
CUR_D=`uname -v | sed -e 's/^#[0-9]* //;s/SMP //'`
CUR_D=`$ECHO $CUR_D | sed -e 's/\(:[0-9][0-9]\) .* \([12][90]\)/\1 \2/'`
$ECHO "The current kernel build date is $CUR_D."
UTS_VERSION="unknown";
if [ -f $LINUX_SRC/include/linux/compile.h ] ; then
UTS_VERSION=`grep UTS_VERSION $LINUX_SRC/include/linux/compile.h |
sed -e 's/.*"\(.*\)"/\1/'`
SRC_D=`$ECHO $UTS_VERSION | sed -e 's/^#[0-9]* //;s/SMP //'`
SRC_D=`$ECHO $SRC_D | sed -e 's/\(:[0-9][0-9]\) .* \([12][90]\)/\1 \2/'`
if [ $SRC_RELEASE = $CUR_RELEASE -a "$SRC_D" != "$CUR_D" ] ; then
$ECHO "WARNING: the source tree has a build date of $SRC_D."
if [ `date -d "$SRC_D" +%s` -gt `date -d "$CUR_D" +%s` ] ; then
$ECHO " Did you forget to install your new kernel?!?"
fi
fi
fi
$ECHO ""
# Test for netlink availability in the kernel
if grep -sq "#define.*CONFIG_NETLINK.*1" ${LINUX_SRC}/include/linux/autoconf.h; then
CONFIG_NETLINK=y
write_bool CONFIG_NETLINK
else
CONFIG_NETLINK=n
write_bool CONFIG_NETLINK
fi
# Test for pf_packet availability in the kernel
if grep -sq "#define.*CONFIG_PACKET.*1" ${LINUX_SRC}/include/linux/autoconf.h; then
CONFIG_PACKET=y
write_bool CONFIG_PACKET
else
CONFIG_PACKET=n
write_bool CONFIG_PACKET
fi
# test to see if __KERNEL__ is defined in KERNEL_CFLAGS
# if not, $KERNEL_CFLAGS += __KERNEL__
grep __KERNEL__ < scripts/make.opts > /dev/null
if [ $? = 1 ] ; then
KERNEL_CFLAGS="-D__KERNEL__ -I$LINUX_SRC/include $KERNEL_CFLAGS"
fi
dump_str "KERNEL_CFLAGS=$KERNEL_CFLAGS"
dump_str "KERNEL_MODFLAGS=$KERNEL_MODFLAGS"
#=======================================================================
# If compiling for pcmcia-cs, find the PCMCIA source tree
if [ $PRISM2_PCMCIA = "y" ] ; then
# Should we build for Kernel based PCMCIA?
WLAN_KERN_PCMCIA=y
grep 'define CONFIG_PCMCIA' < $LINUX_SRC/include/linux/autoconf.h > /dev/null
if [ $? = 1 ] ; then
WLAN_KERN_PCMCIA=n
fi
write_bool WLAN_KERN_PCMCIA
# We only need the pcmcia source directory if we're NOT building for
# kernel PCMCIA.
if [ $WLAN_KERN_PCMCIA != "y" ] ; then
if [ ! "$PCMCIA_SRC" ] ; then
if [ -f /sbin/cardctl ] ; then
PCMCIA_SRC=`/sbin/cardctl -V 2>&1 | sed -e 's/cardctl version //'`
PCMCIA_SRC=/usr/src/pcmcia-cs-$PCMCIA_SRC
fi
fi
ask_str "pcmcia-cs source dir" PCMCIA_SRC
if [ ! -f $PCMCIA_SRC/Makefile ] ; then
$ECHO "pcmcia-cs source tree $PCMCIA_SRC is incomplete or missing!"
$ECHO "The wlan driver for pcmcia cannot be built without "
$ECHO "the pcmcia-cs source tree present and configured."
fail
fi
if [ ! -f $PCMCIA_SRC/include/pcmcia/config.h ] ; then
$ECHO "The pcmcia-cs source tree does not appear to be configured."
$ECHO "The wlan driver for pcmcia cannot be built without "\
$ECHO "the pcmcia-cs source tree present and configured."
fail
fi
$ECHO ""
# Now we need to generate the module options flags.
# It's only relevant if modversions is turned on.
grep CONFIG_MODVERSIONS=y < $PCMCIA_SRC/config.mk > /dev/null
if [ $? = 0 ] ; then
PCMCIA_MODFLAGS="-DMODULE -DMODVERSIONS -include $PCMCIA_SRC/include/linux/modversions.h"
else
PCMCIA_MODFLAGS="-DMODULE"
fi
# new versions of pcmcia-cs don't generate their own modversion.h
# if they don't have it, use the kernel module flags instead.
if [ ! -f $PCMCIA_SRC/include/linux/modversions.h ] ; then
PCMCIA_MODFLAGS="$KERNEL_MODFLAGS"
fi
dump_str "PCMCIA_MODFLAGS=$PCMCIA_MODFLAGS"
fi
fi
#=======================================================================
# Alternate target install root dir - the value of this variable
# will prefix other variables, such as modules and pcmcia directories
ask_str "Alternate target install root directory on host" TARGET_ROOT_ON_HOST
if [ $PRISM2_PCMCIA = "y" ] ; then
# PCMCIA script dir
ask_str "PCMCIA script directory" PCMCIA_DIR
TARGET_PCMCIA_DIR=$TARGET_ROOT_ON_HOST$PCMCIA_DIR
write_str TARGET_PCMCIA_DIR
fi
MODDIR=/lib/modules/$SRC_RELEASE
ask_str " Module install directory" MODDIR
TARGET_MODDIR=$TARGET_ROOT_ON_HOST$MODDIR
write_str TARGET_MODDIR
$ECHO ""
# Just write some out (we're not prompting right now)
write_str INST_EXEDIR
TARGET_INST_EXEDIR=$TARGET_ROOT_ON_HOST$INST_EXEDIR
write_str TARGET_INST_EXEDIR
#=======================================================================
# How should the startup scripts be configured?
SYSV_INIT=n
if [ "$PREFIX" = "" ] ; then
if [ -d /etc/rc.d/init.d -o -d /etc/init.d -o -d /sbin/init.d ] ; then
$ECHO "It looks like you have a System V init file setup."
SYSV_INIT=y
if [ -d /etc/rc.d/init.d ] ; then
$ECHO "RC_DIR=/etc/rc.d" >> $CONFIG
$ECHO "RC_DIR=/etc/rc.d" >> $CONFIG_MK
elif [ -d /sbin/init.d ] ; then
$ECHO "RC_DIR=/sbin" >> $CONFIG
$ECHO "RC_DIR=/sbin" >> $CONFIG_MK
else
$ECHO "RC_DIR=/etc" >> $CONFIG
$ECHO "RC_DIR=/etc" >> $CONFIG_MK
fi
else
$ECHO "It looks like you have a BSD-ish init file setup."
if ! grep rc.wlan /etc/rc.d/rc.S >/dev/null ; then
$ECHO " You'll need to edit /etc/rc.d/rc.S to invoke" \
"/etc/rc.d/rc.wlan (for ISA/PCMCIA cards)"
$ECHO " so that wlan cards will be started at boot time."
fi
SYSV_INIT=n
fi
write_bool SYSV_INIT
else
ask_bool "System V init script layout" SYSV_INIT
if [ "$SYSV_INIT" = "y" ] ; then
ask_str "Top-level directory for RC scripts" RC_DIR
fi
fi
if [ ! -x $TARGET_ROOT_ON_HOST/sbin/depmod ] ; then INSTALL_DEPMOD=n ; fi
write_bool INSTALL_DEPMOD
$ECHO ""
#=======================================================================
# Make sure our target architecture is correct
$ECHO ""
ask_str "Prefix for build host compiler? (rarely needed)" HOST_COMPILE
dump_str "HOST_CFLAGS=$HOST_CFLAGS"
$ECHO ""
dump_str 'HOST_AS=$(HOST_COMPILE)as'
dump_str 'HOST_LD=$(HOST_COMPILE)ld'
dump_str 'HOST_CC=$(HOST_COMPILE)gcc'
dump_str 'HOST_CPP=$(HOST_CC) -E'
dump_str 'HOST_AR=$(HOST_COMPILE)ar'
dump_str 'HOST_NM=$(HOST_COMPILE)nm'
dump_str 'HOST_STRIP=$(HOST_COMPILE)strip'
dump_str 'HOST_OBJCOPY=$(HOST_COMPILE)objcopy'
dump_str 'HOST_OBJDUMP=$(HOST_COMPILE)objdump'
dump_str 'HOST_RANLIB=$(HOST_COMPILE)ranlib'
dump_str 'HOST_MAKE=make'
CROSS_COMPILE_ENABLED=y
if [ "_$CROSS_COMPILE" = "_" ] ; then
CROSS_COMPILE_ENABLED=n
fi
write_str CROSS_COMPILE
write_bool CROSS_COMPILE_ENABLED
dump_str 'CFLAGS=-O2 -Wall -Wstrict-prototypes -pipe'
if [ "_$CROSS_COMPILE" = "_" ] ; then
dump_str 'AS=$(HOST_COMPILE)as'
dump_str 'LD=$(HOST_COMPILE)ld'
dump_str 'CC=$(HOST_COMPILE)gcc'
dump_str 'CPP=$(HOST_CC) -E'
dump_str 'AR=$(HOST_COMPILE)ar'
dump_str 'NM=$(HOST_COMPILE)nm'
dump_str 'STRIP=$(HOST_COMPILE)strip'
dump_str 'OBJCOPY=$(HOST_COMPILE)objcopy'
dump_str 'OBJDUMP=$(HOST_COMPILE)objdump'
dump_str 'RANLIB=$(HOST_COMPILE)ranlib'
dump_str 'MAKE=make'
else
dump_str "AS=$CROSS_COMPILE"as
dump_str "LD=$CROSS_COMPILE"ld
dump_str "CC=$CROSS_COMPILE"gcc
CC="$CROSS_COMPILE"gcc
dump_str "CPP=$CC -E"
dump_str "AR=$CROSS_COMPILE"ar
dump_str "NM=$CROSS_COMPILE"nm
dump_str "STRIP=$CROSS_COMPILE"strip
dump_str "OBJCOPY=$CROSS_COMPILE"objcopy
dump_str "OBJDUMP=$CROSS_COMPILE"objdump
dump_str "RANLIB=$CROSS_COMPILE"ranlib
dump_str "MAKE=make"
fi
#=======================================================================
# Should we build for debugging?
ask_bool "Build for debugging (see doc/config.debug)" WLAN_DEBUG
$ECHO ""
mv $CONFIG config.out
$ECHO ""
$ECHO "Configuration successful."
$ECHO ""