#!/bin/sh

# Copyright 2006, 2008, 2009, 2010, 2011, 2012  Patrick J. Volkerding, Sebeka, MN, USA
# 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.

VERSION=${VERSION:-$(echo udev-*.tar.* | cut -d - -f 2 | rev | cut -f 3- -d . | rev)}
BUILD=${BUILD:-5}

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

if [ "$ARCH" = "x86_64" ]; then
  LIBDIRSUFFIX="64"
else
  LIBDIRSUFFIX=""
fi

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

rm -rf $PKG
mkdir -p $TMP $PKG/lib/udev
cd $TMP
rm -rf udev-$VERSION
tar xvf $CWD/udev-$VERSION.tar.xz || exit 1
cd udev-$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 {} \;

# Fix ata_id (remove with udev-186+)
zcat $CWD/udev-ata_id-fixup-all-8-not-only-6-bytes-of-the-fw_rev.patch.gz | patch -p1 || exit 1

# Fix 42-usb-hid-pm.rules (remove with udev-187+)
zcat $CWD/fix-42-usb-hid-pm.rules.diff.gz | patch -p1 --verbose || exit 1

# Fixup the rule generator for our use
zcat $CWD/rule_generator.diff.gz | patch -p1 --verbose || exit 1

# static libudev is needed for lvm2
# --enable-udev_acl was removed (will be part of future CK release)
# --enable-floppy support was also disabled by default in 173
# --enable-rule_generator was disabled by default in 175
./configure \
  --prefix=/usr \
  --with-rootprefix=/ \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --with-rootlibdir=/lib${LIBDIRSUFFIX} \
  --with-firmware-path=/lib/firmware/updates:/lib/firmware \
  --sysconfdir=/etc \
  --bindir=/sbin \
  --sbindir=/sbin \
  --libexecdir=/lib \
  --enable-introspection \
  --mandir=/usr/man \
  --docdir=/usr/doc/udev-$VERSION \
  --enable-floppy \
  --enable-static \
  --enable-rule_generator \
  --build=$ARCH-slackware-linux || exit 1

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 || true

# scsi_id is needed by multipath
( cd $PKG/sbin ; ln -s ../lib/udev/scsi_id scsi_id )

# Put udevd back in /sbin
mv $PKG/lib/udev/udevd $PKG/sbin
ln -s /sbin/udevd $PKG/lib/udev/udevd

mkdir -p \
  $PKG/run \
  $PKG/{etc,lib}/modprobe.d \
  $PKG/etc/rc.d \
  $PKG/etc/udev/rules.d \
  $PKG/lib/firmware

# Yes, these will clobber existing config files.
cp -a $CWD/config/udev.conf $PKG/etc/udev/udev.conf

# Copy Slackware custom rules
cp -a $CWD/config/rules.d/* $PKG/lib/udev/rules.d/

# Now the init script and module-init-tools stuff
cp -a $CWD/config/rc.d/rc.udev.new $PKG/etc/rc.d/rc.udev.new
cp -a $CWD/config/modprobe.d/*.conf $PKG/lib/modprobe.d/
cp -a $CWD/config/modprobe.d/README $PKG/etc/modprobe.d/

chown -R root:root $PKG/etc $PKG/lib/modprobe.d
find $PKG/etc $PKG/lib/modprobe.d -type f -exec chmod 644 {} \;
find $PKG/etc -type d -exec chmod 755 {} \;
chmod 0755 $PKG/etc/rc.d/rc.udev.new

# Add extra device nodes to the package that udev doesn't make:
tar xvf $CWD/udev-fixed-devices.tar.gz -C $PKG

chown -R root:root $PKG/lib/udev
chmod 0755 $PKG/lib/udev/*

mkdir -p $PKG/usr/doc/udev-$VERSION
cp -a \
  COPYING* README* TODO \
  $PKG/usr/doc/udev-$VERSION

# Don't package the API docs:
rm -rf $PKG/usr/share/gtk-doc ; rmdir $PKG/usr/share 2>/dev/null

# Compress and fix manpage symlinks:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi

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

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