#!/bin/sh

# Copyright 2010, 2013  Eric Hameleers, Eindhoven, NL
# Copyright 2010, 2013  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.

# Modified 2012 by Eric Hameleers <alien at slackware.com> for ARM port.


PKGNAM=ebook-tools
VERSION=${VERSION:-0.2.2}
BUILD=${BUILD:-1}

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

if [ -e $CWD/machine.conf ]; then
  . $CWD/machine.conf ]
elif [ -e /etc/slackbuild/machine.conf ]; then
  . /etc/slackbuild/machine.conf ]
else
  # Automatically determine the architecture we're building on:
  if [ -z "$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
  # Set CFLAGS/CXXFLAGS and LIBDIRSUFFIX:
  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
fi

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

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

# Fix some hard-coded pathnames for 64-bit:
cat $CWD/ebook-tools.paths.diff | patch -p1 --verbose || exit 1

# Make sure ownerships and permissions are sane:
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 and install:
mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DLIB_INSTALL_DIR=/usr/lib${LIBDIRSUFFIX} \
    -DMAN_INSTALL_DIR=/usr/man \
    -DSYSCONF_INSTALL_DIR=/etc \
    -DINCLUDE_INSTALL_DIR=/usr/include \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    ..
   make $NUMJOBS || make || exit 1
   make install DESTDIR=$PKG || exit 1
cd -

# Remove lit2epub binary because it doesn't work without clit (which has
# distribution restrictions so we do not include it)
rm -f $PKG/usr/bin/lit2epub 

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

# Add a documentation directory:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION
cp -a \
  INSTALL LICENSE README TODO \
  $PKG/usr/doc/${PKGNAM}-$VERSION

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

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