# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $

IUSE=""

DESCRIPTION="Standard ML of New Jersey compiler and libraries"

SRC_URI="http://www.smlnj.org/dist/release/${PV}/config.tar.Z
    http://www.smlnj.org/dist/release/${PV}/bin.x86-unix.tar.Z
	http://www.smlnj.org/dist/release/${PV}/runtime.tar.Z
	http://www.smlnj.org/dist/release/${PV}/ml-lex.tar.Z
	http://www.smlnj.org/dist/release/${PV}/ml-yacc.tar.Z
	http://www.smlnj.org/dist/release/${PV}/ml-burg.tar.Z
	http://www.smlnj.org/dist/release/${PV}/sml-nj.tar.Z
	http://www.smlnj.org/dist/release/${PV}/smlnj-c.tar.Z
	http://www.smlnj.org/dist/release/${PV}/smlnj-lib.tar.Z
	http://www.smlnj.org/dist/release/${PV}/cm.tar.Z
	http://www.smlnj.org/dist/release/${PV}/cml.tar.Z
	http://www.smlnj.org/dist/release/${PV}/eXene.tar.Z"

HOMEPAGE="http://www.smlnj.org/"

LICENSE="BSD"
KEYWORDS="-* ~x86"

SLOT="0"
DEPEND="virtual/glibc"

SMLNJ_DEST="/usr/share/smlnj"
SMLNJ_TARGETS="./config/targets"

GEN_POSIX_NAMES_PATCH="15i\n#\n.\nj\nw\nq"

ARCH_BOOT="bin.x86-unix"

src_unpack() {
	unpack ${A}

	dirs=`ls ${WORKDIR}`
	mkdir ${WORKDIR}/src

	for i in $dirs; do
		if test "$i" != "config" -a "$i" != ${ARCH_BOOT}; then
			mv ${WORKDIR}/${i} ${WORKDIR}/src
		fi
	done

	printf ${GEN_POSIX_NAMES_PATCH} | ed -s ${WORKDIR}/src/runtime/config/gen-posix-names.sh

	# This patch removes -ansi flags from the x86-linux Makefiles because they conflict
	# with both gcc-3.3 and will cause issues is sysmacros.h is included as well.
	# Closes Bug #30207
	epatch ${FILESDIR}/${P}-gcc33-quirk-fix.patch

	# smlnj generates a startup script based on the location of the executables
    # in the filesystem during bootstrapping phase. This solution gets fooled
    # by portage as compilation location is different than installation location.
    # This patch solves this problem:
	epatch ${FILESDIR}/${P}-run-sml-bindir.patch
}

src_compile() {

	SMLNJ_HOME=${WORKDIR}

	cd ${WORKDIR}

	./config/install.sh || die
}

src_install () {

	dodir ${SMLNJ_DEST}

	cp -r ${WORKDIR}/{bin,lib} ${D}${SMLNJ_DEST} || die

	dodir /etc/env.d
	echo -e SMLNJ_HOME=${SMLNJ_DEST} > ${D}/etc/env.d/10smlnj

	#need to provide symlinks into /usr/bin
	dodir /usr/bin
	dosym ${SMLNJ_DEST}/bin/ml-burg /usr/bin
	dosym ${SMLNJ_DEST}/bin/ml-lex /usr/bin
	dosym ${SMLNJ_DEST}/bin/ml-yacc /usr/bin
	dosym ${SMLNJ_DEST}/bin/sml /usr/bin

}