# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils

DESCRIPTION="Standard ML optimizing compiler and libraries"
SRC_URI="!binary? ( http://mlton.org/pages/Download/attachments/${P}-1.src.tgz )
	http://mlton.org/pages/Download/attachments/mlton-${PV}-1.${ARCH}-linux.tgz"
HOMEPAGE="http://www.mlton.org"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"

IUSE="binary doc"

DEPEND="virtual/libc
dev-libs/gmp
!dev-lang/mlton-bin" # Both ebuilds share files

src_compile() {
	if use binary; then
		einfo "Nothing to compile."
	else
		# changing mlton paths to match the temporary binary mlton
                        epatch "${FILESDIR}"/makefile-benchmark-${PV}.patch
			epatch "${FILESDIR}"/makefile-front-end-${PV}.patch
			epatch "${FILESDIR}"/makefile-mllex-${PV}.patch
                        epatch "${FILESDIR}"/makefile-mlnlffigen-${PV}.patch
                        epatch "${FILESDIR}"/makefile-mlprof-${PV}.patch
                        epatch "${FILESDIR}"/makefile-mlton-${PV}.patch
                        epatch "${FILESDIR}"/makefile-mlyacc-${PV}.patch
			epatch "${FILESDIR}"/upgrade-basis-${PV}.patch
		# dynamic patching needed for absolute path
			cp "${FILESDIR}"/${PN}-bin-${PV}.patch .
			sed -i -e "s&+lib='&+lib='${WORKDIR}&" ${PN}-bin-${PV}.patch
			epatch ${PN}-bin-${PV}.patch
		# Does not support parallel make
			emake -j1 || die
	fi
}

src_install() {
	if use binary; then
	        cd ${WORKDIR}/usr
        	dobin bin/*

	        insinto /usr/lib/mlton

        	cp -Rp lib/mlton/* ${D}/usr/lib/mlton

	        doman man/man1/*.1.gz

        	cd share/doc/mlton
	        dodoc changelog README
        	dodoc license/*

	        if use doc; then
                	cp -R cmcat examples ${D}/usr/share/doc/${P}/
                	dohtml user-guide/*
                	dodoc *.ps.gz
        	fi
	else
		emake DESTDIR=${D} install-no-docs

		if use doc; then
			make DESTDIR=${D} TDOC=${D}/usr/share/doc/${P} install-docs
		else
			cd doc && dodoc changelog license/*
		fi
	fi
}