#!/bin/sh
VERSION=0.17
prefix=/usr/local
profile=stable

usage ()
{
	echo "Usage : configure [--prefix=PREFIX] [--prfile=PROFILE]"
	echo
	echo "Profiles available :"
	ls -1 profiles
}

validate_profile ()
{
	test -z "$1" && return 0
	for c in `ls profiles`; do
		if [ "$c" = "$1" ]; then
			return 1
		fi
	done
	return 0
}

configure_packages ()
{
	rm -f local-config/*
	localconf=`pwd`/local-config
	for p in `sed -e /#/d -e 's/ /,/g' < profiles/$profile` ; do
		path=`echo $p | cut -d ',' -f 1`
		ops=`echo $p | sed -e s,$path,, -e 's/,/ /'g`
		title="Configuring package: $path"
		nc=`echo $title | wc -m`
		echo $title
		for ((n=1; n < nc; n++)); do echo -n "-"; done
		echo
		echo "Configuration options: $ops"
		if test -a $path/autogen.sh; then
			sct=./autogen.sh
		elif test -a $path/configure; then
			sct=./configure
		else
			echo Configuration script not found in directory: $p
			exit 1
		fi
		pushd $path > /dev/null
		PKG_CONFIG_PATH=$localconf:$PKG_CONFIG_PATH $sct --prefix=$prefix $ops
		popd > /dev/null
		create_local_config $path
		packages="$packages $path"
	done
	return 0
}

create_local_config ()
{
	# Get the version from configure.in, if it exists
	if test -a $path/configure.in; then
		ver=`grep AC_INIT $path/configure.in | cut -d "," -f 2 | sed "s/ //"`
	elif test -a $path/configure; then
		ver=`grep ^VERSION= $path/configure | cut -d "=" -f 2 | sed "s/ //"`
	else
		ver=VERSION
	fi

	# Copy the .pc file to local-config, and set the base lib directory
	mkdir -p local-config
	builddir=`pwd`/$path/build
	for f in `ls $1/*.pc.in` ; do
		pcfile=`echo $f | sed s,.*/,, | sed s/\.in$//`
		sed -e s,libdir=.*,libdir=$builddir, -e s/@VERSION@/$ver/g $f> local-config/$pcfile
	done
	
	# Generate the .addins file for the package
	addins=local-config/`echo $path | sed s,/,_,`.addins
	echo "<Addins>" > $addins
	echo "  <Directory include-subdirs=\"true\">$builddir</Directory>" >> $addins
	echo "</Addins>" >> $addins
}

while test x$1 != x; do
        case $1 in
                --prefix=*)
                        prefix=`echo $1 | sed 's/--prefix=//'`
                        ;;
                --prefix)
                        echo --prefix needs an argument: --prefix=directory >&2

                        ;;
		--profile=*)
                        prof=`echo $1 | sed 's/--profile=//'`
			validate_profile "$prof"
			if [ $? -eq 1 ]; then
				profile=$prof
			else
				echo "Invalid profile name - $conf"
				usage
				exit 1
			fi
                        ;;
		--help)
			usage
			exit
			;;
                *)
                        echo Unknown argument $1 >&2
			usage
			exit 1
			;;
        esac
        shift
done

configure_packages
[ $? -eq 1 ] && exit 1

echo -n "SUBDIRS = " > config.make

echo Configuration Summary
echo ---------------------
echo
echo "MonoDevelop has been configured with "
echo "    prefix = $prefix"
echo "    profile = $profile"
echo
echo "Packages included in the build:"
for p in $packages; do
	echo "\\" >> config.make
	echo -n "	$p" >> config.make
	echo "    $p"
done
echo >> config.make
echo