#!/bin/bash

##########################################################
#VBuild - Package build script for use on VectorLinux 5.8#
##########################################################
#Eugene Suter <easuter at gmail.com >                    # 
#You are free to modify this scrip under the terms of the#
#GNU General Public License.                             #
##########################################################

#Notice: glib-2.12.11.tar.bz2 was renamed to
#glib2-2.12.11.tar.bz2 to suit the needs of this script.

TMP=/tmp
CWD=`pwd`
NAME=glib2
VERSION=2.12.10
ARCH=i586
RELEASE=4vl58
SYSCONF=/etc
PREFIX=/usr
BUILD_DIR=${TMP}/${NAME}-package  
REBUILD_DIR=${BUILD_DIR}/rebuild
TARBALL_NAME=${NAME}-${VERSION}.tar.*
#Chose between tgz, tlz org tbz package formats here.
PKG_FORMAT=.tlz
PKG_DEST=${TMP}/finished-packages
PKG_NAME=${NAME}-${VERSION}-${ARCH}-${RELEASE}${PKG_FORMAT}
CLEANUP=Y
VL_PACKAGER=easuter

#Check if user has super user privilages:

if [ ${UID} != 0 ]; then
	echoc "You need to be root to run this script." red
	exit
fi

#Make sure the packages have their own directory:

if [ ! -d ${PKG_DEST} ]; then
	mkdir -p ${PKG_DEST}
fi

#Here goes a nasty hack to allow Glib2 to build against
#Glibc's iconv.h header while leaving libiconv intact:

if [ ! -f /usr/include/iconv.h-libiconv ]; then
	mv /usr/include/iconv.h /usr/include/iconv.h-libiconv
	cp ${CWD}/iconv.h-glibc-2.3.6 /usr/include/iconv.h
fi

#Clean out the build space first and then make the
#necessary directories, extract the sources and enter the 
#package source tree:

rm -rf ${BUILD_DIR}

mkdir -p ${BUILD_DIR}
mkdir -p ${REBUILD_DIR}
cd ${BUILD_DIR}
cp ${CWD}/${TARBALL_NAME} ./
tar xvf ${BUILD_DIR}/${TARBALL_NAME}

cd ${NAME}-${VERSION} 


if [ $ARCH = "i586" ]; then
	export CFLAGS="-O2 -mtune=i686 -march=i586"
fi

if [ $ARCH = "i486" ]; then
	export CFLAGS="-O2 -mtune=i686 -march=i486"
fi 

if [ $ARCH = "i386" ]; then
	export CFLAGS="-O2 -mtune=i686 -march=i386"
fi

export CXXFLAGS="$CFLAGS"

chown -R root.root ./

./configure --prefix=${PREFIX} \
--sysconfdir=${SYSCONF} \
--mandir=${PREFIX}/man \
--with-included-gettext


cp ${CWD}/slack-desc ./description-pak

#Write build information to the end of "description-pak":

cat >> description-pak << EOF

#----------------------------------------

BUILDDATE: `date`
PACKAGER:  $VL_PACKAGER
HOST:      `uname -srm`
DISTRO:    `cat /etc/vector-version`
CFLAGS:    $CFLAGS
CONFIGURE: `awk "/\.\/configure\ /" config.log`

EOF

#Build the sources and exit if it fails.

make -j3

if ( ! make ); then
	echoc "Make failed!" red
	exit
fi

#For convenience, use checkinstall to make the package, find dependencies
#and strip binaries and libraries:

if [ ${PKG_FORMAT} = ".tlz" ]; then
	CHKINST_TYPE="-L"
elif [ ${PKG_FORMAT} = ".tgz" ]; then
	CHKINST_TYPE="-G"
else
	CHKINST_TYPE="-B"
fi

checkinstall ${CHKINST_TYPE} -y --pkgarch=${ARCH} --pkgversion=${VERSION} --pkgrelease=${RELEASE} --pkgname=${NAME}

if [ ! -f ${PKG_NAME} ]; then
	echoc "No package seems to have been made." red
	echoc "Exiting :(" red
	exit
fi

cp ${PKG_NAME} ${PKG_DEST}

#Any package rebuilding (to include things like extra symlinks, etc) is 
#done here:


#Do some spring-cleaning (or not):

if [ $CLEANUP = "Y" ]; then
	rm -rf $BUILD_DIR
fi

#EOF