#!/bin/sh
# Heavily based on the Slackware 13.1 SlackBuild 
#
# Slackware build script for minitube (http://flavio.tordini.org/minitube)
#
# Copyright 2009 Corrado Franco (http://conraid.net)
# 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.

# Exit on most errors
set -e

# Set variables:
CWD=$(pwd)

PRGNAME=${PRGNAME:-minitube}
PKGNAME=${PKGNAME:-$PRGNAME}
VERSION=${VERSION:-1.4.2}
PKGVERSION=$(echo $VERSION | tr - _)
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
TMP=${TMP:-/tmp/txz}
JOBS=${JOBS:--j2}
SOURCE="http://flavio.tordini.org/files/minitube/minitube-${VERSION}.tar.gz"
PKG=$TMP/package-$PKGNAME
DOCS="$PKG/usr/doc/$PKGNAME-$VERSION"

# Insert document files in this variable
DOCFILES="CHANGES INSTALL LICENSE TODO VERSION"

# Set compiling FLAGS
case "$ARCH" in
    i486)
	SLKCFLAGS="-O2 -march=i486 -mtune=i686"; CHOST="i486"
	SLKLDFLAGS=""; LIBDIRSUFFIX=""
        ;;
    i686)
	SLKCFLAGS="-O2 -march=i686 -pipe -fomit-frame-pointer"; CHOST="i486"
	SLKLDFLAGS=""; LIBDIRSUFFIX=""
        ;;
    x86_64)
	SLKCFLAGS="-O2 -fPIC -pipe -fomit-frame-pointer"; CHOST="x86_64"
	SLKLDFLAGS="-L/lib64 -L/usr/lib64"; LIBDIRSUFFIX="64"
        ;;
esac

# Download source, if not exist
if ! [ -e $(basename $SOURCE) ]; then
    wget $SOURCE
fi

# Extract source and prepare:
rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf $PRGNAME
tar xzvf $CWD/$PRGNAME-$VERSION.tar.gz
cd $PRGNAME

# Make sure ownerships and permissions are sane:
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# Configure
qmake -unix PREFIX=/usr QMAKE_LIBS="$SLKLDFLAGS" QMAKE_CFLAGS="$SLKCFLAGS" QMAKE_CXXFLAGS="$SLKCFLAGS" -o Makefile ${PRGNAME}.pro

# Build and install:
make $JOBS
make INSTALL_ROOT=$PKG install

# 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 || true
find $PKG | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs strip -g 2> /dev/null || true

# Add a documentation directory:
mkdir -p ${DOCS}
for i in ${DOCFILES}; do
    if [ -e "${i}" ]; then
        if ! [ -L "${i}" ]; then
	    cp -a "${i}" ${DOCS}
	else
	    cp -LRp "${i}" ${DOCS}
        fi
    fi;
done

# Add a slackbuild script:
cat $CWD/$PKGNAME.SlackBuild > $DOCS/$PKGNAME.SlackBuild

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

# Add a doinst.sh, if any
if [ -f $CWD/doinst.sh.gz ]; then
    zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
elif [ -f $CWD/doinst.sh ]; then
    cat $CWD/doinst.sh > $PKG/install/doinst.sh
fi

# Create slack-required file:
if [ -x /usr/bin/requiredbuilder ]; then
requiredbuilder -v -y -s $CWD $PKG
fi

# Create package:
cd $PKG
/sbin/makepkg -l y -c n $CWD/$PKGNAME-$PKGVERSION-$ARCH-${BUILD}${TAG}.txz

# Clean file, if option is set: 
if [ "$1" = "--cleanup" ]; then
  rm -rf $PKG
  rm -rf ${TMP}/${PRGNAME}
fi