#!/bin/sh

# Slackware build script for VICE

# Copyright 2008 Mauro Giachero (mauro dot giachero at gmail dot com)
# 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.

PRGNAM=vice
VERSION=${VERSION:-2.3.22}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

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

set -e 

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.?z
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Set the help path correctly with respect to the actually installed doc
# folder (the folder set up by "make install" is quite broken).
patch -p1 <$CWD/patches/vice-fix-help.patch

# Small fixes for html doc building, avoid pdf (broken)
patch -p1 < $CWD/patches/vice-2.3.21-docs-fixes.patch

# Use /usr/lib64 on 64-bit Slackware
[ "$ARCH" == "x86_64" ] && patch -p1 < $CWD/patches/vice-2.3.21-64bit.patch

sh autogen.sh || true

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --enable-fullscreen \
  --enable-gnomeui \
  --mandir=/usr/man \
  --infodir=/usr/info \
  --disable-ffmpeg \
  --build=$ARCH-slackware-linux

make
make install DESTDIR=$PKG

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

find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

rm -f $PKG/usr/info/dir
gzip -9 $PKG/usr/info/*

# Create link to documentation folder in the place VICE expects to find it.
( cd $PKG/usr/lib$LIBDIRSUFFIX/$PRGNAM ; ln -s /usr/doc/$PRGNAM-$VERSION doc )

# Copy the CBM.ttf font to the fonts directory
# ('make install' spits an error on this, I haven't investigated why)
mkdir -p $PKG/usr/share/fonts/TTF
cp data/fonts/CBM.ttf $PKG/usr/share/fonts/TTF

# Install icon and menu entries
mkdir -p $PKG/usr/share/{applications,pixmaps}
cp $CWD/config/*.desktop $PKG/usr/share/applications
cp $CWD/config/vice.png $PKG/usr/share/pixmaps

# Remove the documentation folder installed by "make install", which
# is a broken mess of almost unrelated files in the wrong place
rm -rf $PKG/usr/lib$LIBDIRSUFFIX/$PRGNAM/doc
# Copy the original documentation folder to the usual place
mkdir -p $PKG/usr/doc
cp -a doc $PKG/usr/doc/$PRGNAM-$VERSION
find $PKG/usr/doc/$PRGNAM-$VERSION -name "Makefile*" -exec rm -f {} \;
find $PKG/usr/doc/$PRGNAM-$VERSION -name "tex*" -exec rm -f {} \;
# Copy additional program documentation
cp -a AUTHORS ChangeLog COPYING FEEDBACK INSTALL NEWS README \
   $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
