# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/app-emulation/spim/spim-7.3.ebuild,v 1.7 2008/01/11 20:55:19 grobian Exp $

EAPI="2"
inherit eutils toolchain-funcs

DESCRIPTION="MIPS Simulator"
HOMEPAGE="http://www.cs.wisc.edu/~larus/spim.html"
SRC_URI="http://www.cs.wisc.edu/~larus/SPIM/${P}.tar.gz"

LICENSE="as-is"
SLOT="0"
KEYWORDS="amd64 ppc ~sparc x86"
IUSE="X"
RDEPEND="X? ( x11-libs/libXaw
		x11-libs/libXp )"
DEPEND="${RDEPEND}
	X? ( x11-misc/imake
		x11-proto/xproto )
	>=sys-apps/sed-4
	sys-devel/bison"

src_prepare() {
	epatch ${FILESDIR}/spim-7.3-nostrip.patch
	epatch ${FILESDIR}/spim-7.3-flags.patch

	# Fix documentation files
	cd ${S}/Documentation
	mv spim.man spim.1
	mv xspim.man xspim.1
}

src_configure() {
	cd ${S}/spim || die

	CC="$(tc-getCC)" CFLAGS="${CFLAGS}" ./Configure || die "Configure Failed!"

	sed -i \
		-e 's:@make:@$(MAKE):' \
		-e 's:\(BIN_DIR = \).*$:\1\$(DESTDIR)/usr/bin:' \
		-e 's:\(MAN_DIR = \).*$:\1\$(DESTDIR)/usr/share/man:' \
		-e 's:\(EXCEPTION_DIR = \).*$:\1$(DESTDIR)/var/lib/spim:' \
		-e 's:\(^\W*install.*\) exceptions.s \(.*$\):\1 \$(CPU_DIR)/exceptions.s \2:' \
		-e "s:^\W*install.* spim.man .*$::" \
		-e "s:tail -2:tail -n2:" \
		Makefile || die

	if use X ; then
		cd ${S}/xspim

		CC="$(tc-getCC)" CFLAGS="${CFLAGS}" ./Configure || die "Configure Failed!"

		xmkmf || die

		sed -i \
			-e 's:@make:@$(MAKE):' \
			-e "s:\(BIN_DIR = \).*$:\1/usr/bin:" \
			-e "s:\(MAN_DIR = \).*$:\1/usr/share/man:" \
			-e "s:\(EXCEPTION_DIR = \).*$:\1/var/lib/spim:" \
			Makefile || die
	fi
}

src_compile() {
	cd ${S}/spim || die
	# Patch makes the Makefile append USER_{C,LD}FLAGS to internal flags.
	emake CC="$(tc-getCC)" USER_CFLAGS="${CFLAGS}" USER_LDFLAGS="${LDFLAGS}" || die

	if use X ; then
		cd ${S}/xspim || die
		emake CC="$(tc-getCC)" CCOPTIONS="${CFLAGS}" EXTRA_LDOPTIONS="${LDFLAGS}" \
			-j1 xspim || die
	fi
}

src_test() {
	cd ${S}/spim || die
	make test || die "Failed to pass tests!"
}

src_install() {
	dodir /usr/bin
	dodir /usr/share/man
	dodir /var/lib/spim

	cd ${S}/spim
	make install DESTDIR="${D}" || die "Unable to install spim"

	if use X ; then
		cd ${S}/xspim
		make DESTDIR="${D}" install || die "Unable to install xspim"
	fi

	cd ${S}/Documentation
	doman spim.1
	use X && doman xspim.1

	dohtml SPIM.html
	dodoc BLURB

	cd ${S}
	dodoc README VERSION ChangeLog
}