#!/bin/sh
#
# Slackware build script for Google Chrome

# Copyright 2009-2010  Erik Hanson, Minneapolis, 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.

PRGNAM=google-chrome
VERSION=5.0.375.55	# Ephemeral version
RELEASE=stable		# stable, beta, or unstable
ARCH=${ARCH:-i386}	# i386 or x86_64
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

# Just in case:
case "$ARCH" in
  i?86) DEBARCH="i386" ; LIBDIRSUFFIX="" ; ARCH=i386 ;;
  x86_64) DEBARCH="amd64" ; LIBDIRSUFFIX="64" ;;
esac

set -eu

# Get the real version, thanks to Fred Richards.
REAL_VER=$(ar p google-chrome-${RELEASE}_current_${DEBARCH}.deb control.tar.gz | tar zxO ./control | grep Version | awk '{print $2}' | cut -d- -f1)

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $PKG
ar p $CWD/google-chrome-${RELEASE}_current_${DEBARCH}.deb data.tar.lzma | lzma -d | tar xv
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

chmod 0755 $PKG # Put this back.
chmod 4755 opt/google/chrome/chrome-sandbox # This needs to be SUID.
rm -rf etc/ # The cron job is debian/ubuntu only.

# We need bits of Moz, do this as dynamically as possible:
MISSING_LIBS=$(ldd opt/google/chrome/chrome | grep "not found" | cut -d\  -f1 | xargs)
for MLIB in $MISSING_LIBS ; do
  ln -s /usr/lib${LIBDIRSUFFIX}/seamonkey/${MLIB%.?d} opt/google/chrome/$MLIB
done

mv $PKG/usr/share/man $PKG/usr/man
gzip -9 $PKG/usr/man/man?/*.?

sed -i -e "s#Icon=google-chrome#Icon=/opt/google/chrome/product_logo_256.png#" \
  $PKG/opt/google/chrome/google-chrome.desktop
mkdir -p $PKG/usr/share/applications
ln -s /opt/google/chrome/google-chrome.desktop \
  $PKG/usr/share/applications/google-chrome.desktop

mkdir -p $PKG/usr/doc/$PRGNAM-$REAL_VER
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$REAL_VER/$PRGNAM.SlackBuild

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

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