# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils

DESCRIPTION="An open-source GIS with raster and vector functionality"
HOMEPAGE="http://grass.itc.it/"
SRC_URI="http://grass.itc.it/grass54/source/${P}.tar.gz 
	http://grass.meteo.uni.wroc.pl/grass54/source/${P}.tar.gz 
	http://grass.ibiblio.org/grass54/source/${P}.tar.gz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="x86"
IUSE="tcltk png jpeg tiff postgres odbc motif gdal 
	mysql blas lapack X fftw truetype opengl"

# Readline currently brakes build.
#IUSE="${IUSE} readline"

DEPEND=">=sys-devel/make-3.80
	>=sys-libs/zlib-1.1.4
	>=sys-devel/flex-2.5.4a
	>=sys-devel/bison-1.35
	>=sys-libs/ncurses-5.3
	>=sys-libs/gdbm-1.8.0
	>=sys-devel/gcc-3.2.2
	sys-apps/man
	>=sci-libs/proj-4.4.7
	blas? ( >=sci-libs/blas-atlas )
	fftw? ( =sci-libs/fftw-2* )
	gdal? ( >=sci-libs/gdal-1.1.9 )
	jpeg? ( media-libs/jpeg )
	lapack? ( >=sci-libs/lapack )
	motif? ( x11-libs/openmotif )
	mysql? ( dev-db/mysql )
	odbc? ( >=dev-db/unixODBC-2.0.6 )
	png? ( >=media-libs/libpng-1.2.2 )
	postgres? ( >=dev-db/postgresql-7.3 )
	tcltk? ( >=dev-lang/tcl-8.3.4
		>=dev-lang/tk-8.3.4 )
	tiff? ( >=media-libs/tiff-3.5.7 )
	truetype? ( >=media-libs/freetype-2.0.0 )
	X? ( virtual/x11 )"

src_compile() {

# enable gmake and disable readline are hacks
	MYCONF=" --prefix=/usr --without-readline --enable-gmake"
# Grass expects freetype to be in freetype dir, but it is in freetype2/freetype
	if use truetype; then
		MYCONF="${MYCONF} --with-freetype-includes=/usr/include/freetype2/ "
	fi

	use mysql \
		&& MYCONF="${MYCONF} --with-mysql --with-mysql-includes=/usr/include/mysql 
		 --with-mysql-libs=/usr/lib/mysql" \
		|| MYCONF="${MYCONF} --without-mysql"

	./configure \
		`use_with X x` \
		`use_with gdal gdal` \
		`use_with tcltk tcltk` \
		`use_with postgres postgres` \
		`use_with motif motif` \
		`use_with blas blas` \
		`use_with lapack lapack` \
		`use_with fftw fftw` \
		`use_with truetype freetype` \
		`use_with jpeg jpeg` \
		`use_with png png` \
		`use_with tiff tiff` \
		`use_with odbc odbc` \
		`use_enable amd64 64bit` \
		`use_with opengl opengl` \
		${MYCONF} || die "Error: configure failed!"
	emake -j1 || die "Error: emake failed!"
}

src_install() {
	make install \
		prefix=${D}/usr UNIX_BIN=${D}/usr/bin BINDIR=${D}/usr/bin PREFIX=${D}/usr \
		|| die "Error: make install failed!"
	sed -i "s:^GISBASE=.*$:GISBASE=/usr/grass54:" \
		${D}/usr/bin/grass54
# Install grass always in one directory
	mv ${D}/usr/${P} ${D}/usr/grass54
}