#!/bin/sh
# $Id$
# Copyright 2013, 2014  Eric Hameleers, Eindhoven, NL
# All rights reserved.
#
#   Permission to use, copy, modify, and distribute this software for
#   any purpose with or without fee is hereby granted, provided that
#   the above copyright notice and this permission notice appear in all
#   copies.
#
#   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 AUTHORS AND COPYRIGHT HOLDERS AND THEIR
#   CONTRIBUTORS 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.
# -----------------------------------------------------------------------------
# Slackware SlackBuild script 
# ===========================
# By:        Eric Hameleers <alien@slackware.com>
# For:       wine-pipelight
# Descr:     A patched version of Wine that works with PipeLight.
# URL:       http://winehq.com/ ,
#            http://fds-team.de/cms/pipelight-compile-wine.html ,
#            https://launchpad.net/pipelight
# Needs:     OpenAL
# Build-req: fontforge (builds better fonts when compiling wine)
# Changelog:
# 1.7.5-1    04/nov/2013 by Eric Hameleers <alien@slackware.com>
#            Initial build.
# 1.7.6-1    15/nov/2013 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.6 plus compholio patch set.
# 1.7.8-1    14/dec/2013 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.8 plus compholio patch set.
# 1.7.11-1   19/jan/2014 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.11 plus compholio patch set.
# 1.7.13-1   22/feb/2014 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.13 plus compholio patch set.
# 1.7.16-1   08/apr/2014 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.16 plus compholio patch set.
# 1.7.19-1   03/jun/2014 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.19 plus compholio patch set to accompany
#            the pipelight 0.2.7 release.
# 1.7.33-1   22/dec/2014 by Eric Hameleers <alien@slackware.com>
#            Update to wine 1.7.33 plus compholio patch set (now called
#            'wine-staging') to accompany the pipelight 0.2.8 release.
# 
# Run 'sh wine-pipelight.SlackBuild' to build a Slackware package.
# The package (.tgz) plus descriptive .txt file are created in /tmp .
# Install using 'installpkg'. 
#
# -----------------------------------------------------------------------------

PRGNAM=wine-pipelight
SRCNAM=wine
PATNAM=wine-staging
SRCVER=${SRCVER:-"1.7.33"}
COMPHOLIO=${COMPHOLIO:-"v${SRCVER}"}
VERSION=$(echo $SRCVER | tr '-' '.')
BUILD=${BUILD:-1}
TAG=${TAG:-alien}

# We are going to isolate wine-piplelight from the rest of the system
# so that it does not clash with a regular wine installation:
WPREFIX="/usr/libexec/${PRGNAM}"

# If you do not want wine64 on Slackware64, set this to "no":
DO_WINE64=${DO_WINE64:-"yes"}

# For matching wine_gecko & wine versions, see http://wiki.winehq.org/Gecko
GECKO=${GECKO:-2.34}

DOCS="ANNOUNCE AUTHORS COPYING.LIB ChangeLog LICENSE* README VERSION"

# Set the variable OPENGL to "NO" if you don't have a card that
# supports hardware accelerated OpenGL:
OPENGL=${OPENGL:-"YES"}    # Use 'YES' not 'yes' : case-sensitive!

# If you set REQUIRE_FONTFORGE to "NO" then the script won't refuse to build
#   wine-pipelight in case you don't have fontforge installed (it is needed to
#   generate the required base fonts).
REQUIRE_FONTFORGE=${REQUIRE_FONTFORGE:-"YES"}

# Where do we look for sources?
SRCDIR=$(cd $(dirname $0); pwd)

# Place to build (TMP) package (PKG) and output (OUTPUT) the program:
TMP=${TMP:-/tmp/build}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

##
## --- with a little luck, you won't have to edit below this point --- ##
##

# Automatically determine the architecture we're building on:
MARCH=$( uname -m )
if [ -z "$ARCH" ]; then
  case "$MARCH" in
    i?86)    export ARCH=i486 ;;
    armv7hl) export ARCH=$MARCH ;;
    arm*)    export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
    *)       export ARCH=$MARCH ;;
  esac
fi

case "$ARCH" in
  i486)      SLKCFLAGS="-O2 -march=i486 -mtune=i686"
             ;;
  x86_64)    SLKCFLAGS="-O2 -fPIC"
             ;;
  *)         SLKCFLAGS="-O2"
             ;;
esac

case "$ARCH" in
    arm*) TARGET=$ARCH-slackware-linux-gnueabi ;;
    *)    TARGET=$ARCH-slackware-linux ;;
esac

# Download locations:
SOURCE[0]="$SRCDIR/${SRCNAM}-${SRCVER}.tar.bz2"
SRCURL[0]="http://downloads.sourceforge.net/project/${SRCNAM}/Source/${SRCNAM}-${SRCVER}.tar.bz2"

SOURCE[1]="$SRCDIR/${PATNAM}-${COMPHOLIO}.tar.gz"
SRCURL[1]="https://github.com/wine-compholio/wine-staging/archive/${COMPHOLIO}.tar.gz"

SOURCE[2]="$SRCDIR/wine_gecko-${GECKO}-x86.msi"
SRCURL[2]="http://downloads.sourceforge.net/wine/wine_gecko-${GECKO}-x86.msi"

if [ "$ARCH" = "x86_64" -a "$DO_WINE64" = "yes" ]; then
  SOURCE[3]="$SRCDIR/wine_gecko-${GECKO}-x86_64.msi"
  SRCURL[3]="http://downloads.sourceforge.net/wine/wine_gecko-${GECKO}-x86_64.msi"
fi

# Exit the script on errors:
set -e
trap 'echo "$0 FAILED on line $LINENO!" | tee $OUTPUT/error-${PRGNAM}.log' ERR
# Catch unitialized variables:
set -u
P1=${1:-1}

# Save old umask and set to 0022:
_UMASK_=$(umask)
umask 0022

# Create working directories:
mkdir -p $OUTPUT          # place for the package to be saved
mkdir -p $TMP/tmp-$PRGNAM # location to build the source
mkdir -p $PKG             # place for the package to be built
rm -rf $PKG/*             # always erase old package's contents
rm -rf $TMP/tmp-$PRGNAM/* # remove the remnants of previous build
rm -rf $OUTPUT/{configure,make,install,error,makepkg}-$PRGNAM.log
                          # remove old log files

# Source files availability:
for (( i = 0; i < ${#SOURCE[*]}; i++ )) ; do
  if ! [ -f ${SOURCE[$i]} ]; then
    echo "Source '$(basename ${SOURCE[$i]})' not available yet..."
    # Check if the $SRCDIR is writable at all - if not, download to $OUTPUT
    [ -w "$SRCDIR" ] || SOURCE[$i]="$OUTPUT/$(basename ${SOURCE[$i]})"
    if [ -f ${SOURCE[$i]} ]; then echo "Ah, found it!"; continue; fi
    if ! [ "x${SRCURL[$i]}" == "x" ]; then
      echo "Will download file to $(dirname $SOURCE[$i])"
      wget -nv -T 20 -O "${SOURCE[$i]}" "${SRCURL[$i]}" || true
      if [ $? -ne 0 -o ! -s "${SOURCE[$i]}" ]; then
        echo "Fail to download '$(basename ${SOURCE[$i]})'. Aborting the build."
        mv -f "${SOURCE[$i]}" "${SOURCE[$i]}".FAIL
        exit 1
      fi
    else
      echo "File '$(basename ${SOURCE[$i]})' not available. Aborting the build."
      exit 1
    fi
  fi
done

if [ "$P1" == "--download" ]; then
  echo "Download complete."
  exit 0
fi

# --- PACKAGE BUILDING ---

echo "++"
echo "|| $PRGNAM-$VERSION"
echo "++"

if ! which fontforge >/dev/null 2>&1 ; then
  echo "##"
  echo "## The 'fontforge' program does not seem to be installed."
  echo "## Wine uses fontforge to generate several TTF fonts (tahoma,tahomabd,marlett)"
  echo "##   that your Windows programs may want to use!"
  if [ "$REQUIRE_FONTFORGE" != "YES" ]; then 
    echo "##"
    echo "## Continuing the build anyway, but you were warned..."
    echo "## Sleeping for 5 seconds, press <Ctrl>-C if you want to abort now."
    echo "##"
    sleep 5
  else
    echo "##"
    echo "## Aborting the build - set the internal script variable:"
    echo "##"
    echo "##   'REQUIRE_FONTFORGE' to a value of 'NO'"
    echo "##"
    echo "## if you don't want to use fontforge to generate TTF fonts."
    echo "##"
    exit 1
  fi
fi

cd $TMP/tmp-$PRGNAM

echo "Extracting the source archive(s) for $PRGNAM..."
tar -xf ${SOURCE[0]}
[ "$SRCVER" != "$VERSION" ] && mv ${SRCNAM}-${SRCVER} ${SRCNAM}-${VERSION}

# Apply the pipelight patches:
tar -xf ${SOURCE[1]}
cd ${PATNAM}-*
make -C patches/ DESTDIR=$(cd ../${SRCNAM}-${VERSION}; pwd) install \
  2>&1 | tee $OUTPUT/patch-${PRGNAM}.log
cd ../${SRCNAM}-${VERSION}

chown -R root:root .
chmod -R u+w,go+r-w,a+X-s .

echo Building ...

if [ "$ARCH" = "x86_64" -a "$DO_WINE64" = "yes" ]; then
  echo  "Also building wine64 (shared support, aka WoW64)"
fi

if [ "${OPENGL}" = "YES" -o "${OPENGL}" = "yes" ]; then
  do_opengl=""
else
  do_opengl="out"
fi

export CCAS="as"
export CFLAGS="$SLKCFLAGS"
export CXXFLAGS="$SLKCFLAGS"
export LDFLAGS="-L/usr/lib -ldl"
if [ "$ARCH" = "x86_64" ]; then
  export PKG_CONFIG_PATH="/usr/lib/pkgconfig:PKG_CONFIG_PATH"
fi

function wineconfigure ()
{
  ../configure \
    --prefix=${WPREFIX} \
    --localstatedir=${WPREFIX}/var \
    --sysconfdir=${WPREFIX}/etc \
    --mandir=${WPREFIX}/man \
    --with-x \
    --with${do_opengl}-opengl \
    --program-prefix= \
    --program-suffix= \
    --build=$TARGET \
    $*
}

autoreconf -vif 2>&1 | tee $OUTPUT/autoreconf-${PRGNAM}.log

if [ "$ARCH" = "x86_64" -a "$DO_WINE64" = "yes" ]; then
  # First, wine64:
  mkdir wine64
  cd wine64
    wineconfigure --enable-win64 CC=/usr/bin/gcc 2>&1 | tee $OUTPUT/configure64-${PRGNAM}.log
    make depend 2>&1 | tee $OUTPUT/make64-${PRGNAM}.log
    make 2>&1 | tee -a $OUTPUT/make64-${PRGNAM}.log
    make DESTDIR=$PKG install 2>&1 |tee $OUTPUT/install64-${PRGNAM}.log
  cd -
  # Next, wine:
  mkdir wine32
  cd wine32
    wineconfigure --with-wine64=../wine64 2>&1 | tee $OUTPUT/configure-${PRGNAM}.log
    make depend 2>&1 | tee $OUTPUT/make-${PRGNAM}.log
    make 2>&1 | tee -a $OUTPUT/make-${PRGNAM}.log
    make DESTDIR=$PKG install 2>&1 |tee $OUTPUT/install-${PRGNAM}.log
  cd -
else
  # No 64-bit wine requested, or we are on 32-bit Slackware:
  mkdir wine32
  cd wine32
    wineconfigure 2>&1 | tee $OUTPUT/configure-${PRGNAM}.log
    make depend 2>&1 | tee $OUTPUT/make-${PRGNAM}.log
    make 2>&1 | tee -a $OUTPUT/make-${PRGNAM}.log
    make DESTDIR=$PKG install 2>&1 |tee $OUTPUT/install-${PRGNAM}.log
  cd -
fi

# Add the wine-gecko MSI installer(s) to the Wine package:
mkdir -p $PKG/${WPREFIX}/share/wine/gecko
install -m0644 ${SOURCE[2]} $PKG/${WPREFIX}/share/wine/gecko/
if [ "$ARCH" = "x86_64" -a "$DO_WINE64" = "yes" ]; then
  install -m0644 ${SOURCE[3]} $PKG/${WPREFIX}/share/wine/gecko/
fi

# Add some documentation to the package:
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a $DOCS $PKG/usr/doc/$PRGNAM-$VERSION || true
cp -a $SRCDIR/$(basename $0) $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
chown -R root:root $PKG/usr/doc/$PRGNAM-$VERSION
find $PKG/usr/doc -type f -exec chmod 644 {} \;

# Compress the man page(s)
if [ -d $PKG/${WPREFIX}/man ]; then
  cd  $PKG/${WPREFIX}/man
  find . -type f -name "*.?" -exec gzip -9f {} \;
  for i in $(find . -type l -name "*.?") ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
fi

# Strip binaries
find $PKG | xargs file | grep -e "executable" -e "shared object" \
  | grep ELF | cut -f1 -d: | xargs strip --strip-unneeded 2>/dev/null || true

# Add a package description:
mkdir -p $PKG/install
cat $SRCDIR/slack-desc > $PKG/install/slack-desc
if [ -f $SRCDIR/doinst.sh ]; then
  cat $SRCDIR/doinst.sh >> $PKG/install/doinst.sh
fi
if [ -f $SRCDIR/slack-required ]; then
  cat $SRCDIR/slack-required > $PKG/install/slack-required
fi

# Build the package:
cd $PKG
makepkg --linkadd y --chown n $OUTPUT/${PRGNAM}-${VERSION}-${ARCH}-${BUILD}${TAG}.tgz 2>&1 | tee $OUTPUT/makepkg-${PRGNAM}.log
cd $OUTPUT
md5sum ${PRGNAM}-${VERSION}-${ARCH}-${BUILD}${TAG}.tgz > ${PRGNAM}-${VERSION}-${ARCH}-${BUILD}${TAG}.tgz.md5
cd -
cat $PKG/install/slack-desc | grep "^${PRGNAM}" > $OUTPUT/${PRGNAM}-${VERSION}-${ARCH}-${BUILD}${TAG}.txt
if [ -f $PKG/install/slack-required ]; then
  cat $PKG/install/slack-required > $OUTPUT/${PRGNAM}-${VERSION}-${ARCH}-${BUILD}${TAG}.dep
fi

# Restore the original umask:
umask ${_UMASK_}