#!/bin/sh

# Slackware build script for The Linux Wacom Project
# Written by Menno E. Duursma <druiloor@zonnet.nl>

# This program is free software. It comes without any warranty.
# Granted WTFPL, Version 2, as published by Sam Hocevar. See
# http://sam.zoy.org/wtfpl/COPYING for more details.

PRGNAM=linuxwacom
VERSION=${VERSION:-0.8.0}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

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

set -e # Exit on most errors

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION-3.tar.bz2
cd $PRGNAM-$VERSION-3
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# build drivers (incl kernel module)
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure  \
  --prefix=/usr \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --enable-wacom \
  --with-linux=yes

make
make install DESTDIR=$PKG

# Make a destdir for the kernel module
mkdir -p $PKG/lib/modules/$(uname -r)/kernel/drivers/usb/input

# cut (extra) version from sourcedir name and copy the .ko
cp src/$(uname -r | cut -d- -f1 | cut -d. -f1,2,3)/wacom.ko \
  $PKG/lib/modules/$(uname -r)/kernel/drivers/usb/input

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a [A-Z][A-Z]*  ChangeLog $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
cat $CWD/README > $PKG/usr/doc/$PRGNAM-$VERSION/README$TAG

# Copy the slack-desc (and a custom doinst.sh if necessary) into ./install
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

# Make the package; be sure to leave it in $OUTPUT
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.tgz

# Clean up the extra stuff
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/$PRGNAM-$VERSION-3
  rm -rf $PKG
fi