#!/bin/sh

# Slackware build script for airpwn
# Written by Larry Hajali <larryhaja[at]gmail[dot]com>
# and Klaatu <klaatu@member.fsf.no.psam.org>

PRGNAM=airpwn
VERSION=${VERSION:-1.4}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tgz
cd $PRGNAM-$VERSION
tar xvf lorcon-current.tgz
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Remove unneeded directories and change a file to Unix
find . -type d -name "CVS" | xargs rm -rf {} \;
find . -type d -name ".cvs" | xargs rm -rf {} \;
sed -i 's/\r//g' content/ftp_resp

# first install lorcon
cd lorcon
  CFLAGS="$SLKCFLAGS" \
  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --mandir=/usr/man \
    --datadir=/usr/share/$PRGNAM \
    --enable-static=no \
    --build=$ARCH-slackware-linux

  make
  make install DESTDIR=$PKG
cd ..

sed -i 's/#include <unistd.h>/#include <unistd.h> #include <wep.h>/' keygen.c
echo "sed change made"
ls -lh keygen.c

# Fix airpwn files so we can use Python versions other than 2.4
PYTHON_VERSION1=$(python -c 'import sys; print sys.version[:3]')
PYTHON_VERSION2=$(echo $PYTHON_VERSION1 | tr . _)

for FILE in configure.ac conf.h config.h.in; do
  sed -i "s|python2.4|python${PYTHON_VERSION1}|g" $FILE
done
sed -i "s|Python2.4|Python${PYTHON_VERSION1}|g" configure.ac
sed -i "s|PYTHON2_4|PYTHON${PYTHON_VERSION2}|g" config.h.in

autoreconf -vif

CFLAGS="$SLKCFLAGS" \
LDFLAGS="-L${PKG}/usr/lib${LIBDIRSUFFIX}" \
CPPFLAGS="-I${PKG}/usr/include" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --mandir=/usr/man \
  --build=$ARCH-slackware-linux

# fix what libs we link to
sed -i 's/-lnet/-lnet -lssl -lexpat -lcrypto/' Makefile

# build airpwn
make
make install DESTDIR=$PKG

# Install some scripts to help get wireless devices into monitor mode.
install -m 0755 mac80211_prep.sh $PKG/usr/sbin
install -m 0755 madwifing_prep.sh $PKG/usr/sbin
install -m 0755 madwifiold_prep.sh $PKG/usr/sbin

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

( cd $PKG/usr/man
  find . -type f -exec gzip -9 {} \;
  for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
)

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  COPYING LICENSE lorcon/{BUGS,README,THANKS,TODO} content conf pyscripts \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
chmod 0644 $PKG/usr/doc/$PRGNAM-$VERSION/*
chmod 0755 $PKG/usr/doc/$PRGNAM-$VERSION/{content,conf,pyscripts}

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-required > $PKG/install/slack-required

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
