#!/bin/sh

# Copyright 2008, 2009, 2010, 2011  Patrick J. Volkerding, Sebeka, Minnesota, 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=${VERSION:-3.2.2}
BUILD=${BUILD:-3}

# 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

NUMJOBS=${NUMJOBS:-" -j7 "}

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

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

rm -rf $PKG
mkdir -p $TMP $PKG

cd $TMP
rm -rf apmd-$VERSION
tar xvf $CWD/apmd-$VERSION.tar.bz2 || exit 1
cd apmd-$VERSION

if [ "$ARCH" = "x86_64" ]; then
  sed -i -e "s#/lib#/lib64#" Makefile
fi

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 {} \;

CFLAGS="$SLKCFLAGS" make $NUMJOBS || exit 1
CFLAGS="$SLKCFLAGS" make install DESTDIR=$PKG

( cd xbattery
  cp ../.libs/libapm.a ..
  xmkmf
  make -j3 
)

mkdir -p $PKG/usr/bin
cat xapm > $PKG/usr/bin/xapm
cat xbattery/xbattery > $PKG/usr/bin/xbattery
chmod 755 $PKG/usr/bin/{xapm,xbattery}

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

mkdir -p $PKG/usr/man/man1
cat xbattery/xbattery.man | gzip -9c > $PKG/usr/man/man1/xbattery.1.gz
for page in apm.1 apmsleep.1 on_ac_power.1 xapm.1 ; do
  cat $page | gzip -9c > $PKG/usr/man/man1/${page}.gz
done
mkdir -p $PKG/usr/man/man8
cat apmd.8 | gzip -9c > $PKG/usr/man/man8/apmd.8.gz
mkdir -p $PKG/usr/man/fr/man1
cat apmsleep.fr.1 | gzip -9c > $PKG/usr/man/fr/man1/apmsleep.1.gz

# Remove this version since the one in pm-utils is better:
rm -f $PKG/usr/bin/on_ac_power
rm -f $PKG/usr/man/man1/on_ac_power.1.gz

mkdir -p $PKG/usr/doc/apmd-$VERSION
cp -a \
  AUTHORS COPYING LSM README apmlib.COPYING apmsleep.README \
  $PKG/usr/doc/apmd-$VERSION
cp -a xbattery/README $PKG/usr/doc/apmd-$VERSION/README.xbattery

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

# Build the package:
cd $PKG
makepkg -c n -l y $TMP/apmd-$VERSION-$ARCH-$BUILD.txz