#!/bin/sh

# Copyright 2007  Ole Andre Rodlie <olear@slackforge.net>
# Copyright 2008, 2009, 2010  Patrick J. Volkerding, Sebeka, MN
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PKGNAM=hal
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z* | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}

NUMJOBS=${NUMJOBS:--j7}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i486 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp}
PKG=$TMP/package-$PKGNAM

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP || exit 1
rm -rf $PKGNAM-$VERSION
tar xvf $CWD/$PKGNAM-$VERSION.tar.?z* || exit 1
cd $PKGNAM-$VERSION || exit 1
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 {} \;

# Restore the DontZap defaults from lore
zcat $CWD/patches/10-keymap.fdi-restore_zap.diff.gz | patch -p1 --verbose || exit 1

# Oops, a freebsd-specific commit wasn't  :-)
zcat $CWD/patches/fix_libusb_detection.diff.gz | patch -p1 --verbose || exit 1

# Fix a segfault -- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=562068
zcat $CWD/patches/fix_segfault_in_LIBHAL_FREE_DBUS_ERROR.diff.gz | patch -p1 --verbose || exit 1

# Increase PATH_HAL_MAX to 4096 to avoid crashes
# https://bugs.freedesktop.org/show_bug.cgi?id=25888
zcat $CWD/patches/increase_HAL_PATH_MAX_to_4096.diff.gz | patch -p1 --verbose || exit 1

# Handle input.touchpad explicitly (needed due to kernel changes)
zcat $CWD/patches/handle_input.touchpad_explicitly.diff.gz | patch -p1 --verbose || exit 1

# Fix incorrect arguments to ioperm()
zcat $CWD/patches/fix_ioperm_arguments.patch.gz | patch -p1 --verbose || exit 1

# Fix segfaults from not calling dbus_error_init() early enough
zcat $CWD/patches/fix_segfault-dbus_error_init.patch.gz | patch -p1 --verbose || exit 1

# Ignore internal DM devices with new DM udev rules
# https://bugzilla.redhat.com/show_bug.cgi?id=613909
# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=586286 
zcat $CWD/patches/ignore_internal_dm_devices.diff.gz | patch -p1 --verbose || exit 1

# Fix build with automake 1.11.1
zcat $CWD/patches/fix-build-with-automake-1.11.1.patch | patch -p1 --verbose || exit 1

# Fix segfault in hald/linux/device.c
zcat $CWD/patches/fix-hal-segfault.patch | patch -p1 --verbose || exit 1

# Fix for the new glib
zcat $CWD/patches/glib.patch.gz | patch -p1 --verbose || exit 1

# Fix videodev.h detection
sed -i "s|linux/videodev\.h|libv4l1-videodev.h|" hald/linux/probing/probe-video4linux.c

autoconf
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --libexecdir=/usr/libexec \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --with-udev-prefix=/lib \
  --disable-static \
  --enable-docbook-docs \
  --docdir=/usr/doc/$PKGNAM-$VERSION \
  --with-pid-file=/var/run/hald/pid \
  --enable-parted \
  --disable-policy-kit \
  --enable-console-kit \
  --disable-acl-management \
  --enable-umount-helper \
  --enable-sonypic \
  --build=$ARCH-slackware-linux \
  || exit 1
# These were merged into the 2.6.22 kernels
# --enable-acpi-ibm --enable-acpi-toshiba 
# Use these instead of the corresponding --disable lines for PolicyKit support
# --enable-policy-kit \
# --enable-console-kit \
# --enable-acl-management \

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

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

( 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
)

# Install init script for hal
mkdir -p $PKG/etc/rc.d
zcat $CWD/rc.hald.gz > $PKG/etc/rc.d/rc.hald.new

# /* remove everything between the C-style comments if using PK
# Make the HAL access controls suitable for us
# Big thanks to Richard Hughes for feedback on this :-)
# First, move the one installed by the system to the docs directory
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
mv $PKG/etc/dbus-1/system.d/hal.conf \
  $PKG/usr/doc/$PKGNAM-$VERSION/hal.conf.orig
# end removal */
# Don't clobber an existing config file in case custom changes have been made
zcat $CWD/hal.conf.gz > $PKG/etc/dbus-1/system.d/hal.conf.new

# Install docs (directory was created above)
cp -a \
  AUTHORS COPYING* HACKING INSTALL NEWS README* \
  $PKG/usr/doc/$PKGNAM-$VERSION
( cd $PKG/usr/doc/$PKGNAM-$VERSION
  ln -s ../../share/gtk-doc/html/libhal libhal
  ln -s ../../share/gtk-doc/html/libhal-storage libhal-storage
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $TMP/$PKGNAM-$VERSION-$ARCH-$BUILD.txz