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

inherit eutils flag-o-matic multilib toolchain-funcs

PATCH_URI="http://www.teaser.fr/~amajorel/xwadtools/patches"
PATCH_LIST="${PATCH_URI}/lswad-1.9.diff
	${PATCH_URI}/wadflat-1.4.diff
	${PATCH_URI}/wadlc-2004-01-29.diff
	${PATCH_URI}/wadsprit-1.5.diff
	${PATCH_URI}/wadsprit-1.6.diff"

DESCRIPTION="Great collection of WAD editing utilities"
HOMEPAGE="http://www.teaser.fr/~amajorel/doom/unix_doom_editing.html"
SRC_URI="http://www.gamers.org/pub/idgames/source/${P}.tar.gz
	${PATCH_LIST}"

LICENSE="as-is GPL-2"
SLOT="0"
KEYWORDS="-* ~amd64 ~x86"
IUSE="tk X"

RESTRICT="nomirror"

DEPEND="X? ( x11-libs/xforms) "
RDEPEND="${DEPEND}
	amd64? ( app-emulation/emul-linux-x86-compat )
	tk? ( dev-lang/tk sys-apps/groff )"

S="${WORKDIR}/${PN}"

# List of programs handles smootly 
PRG_LIST="mkwad lswad mktran wadps wadwhat qmus2mid wadtxls bsp idbsp wadlc \
	wadldc wadgc wadext wadtex wadflat wadsprit wadpat wadcat raw2ppm \
	raw2sfx warm slige pal2c mkxppal mkgipal mkpopal mkqmap swantbls \
	deutex listacs dm2au trigcalc"

NO64_LIST="deutex slige wadps"

#in_list(${item},${list}) {
#	local u
#
#	for u in ${list} ; do
#		if ${u}=${item}; then
#			return 1
#		fi
#	done
#
#	return 0
#}

pkg_setup() {
	if use X && use amd64; then
		ewarn "USE 'X' enabled, but on AMD64 system"
		ewarn "'xew' won't be compiled and installed"
	fi

}

src_unpack() {
	unpack ${A} || die "unpack failed"

	cd ${S}
	epatch "${DISTDIR}/lswad-1.9.diff" || die "epatch failed"
	epatch "${DISTDIR}/wadflat-1.4.diff" || die "epatch failed"
	epatch "${DISTDIR}/wadsprit-1.5.diff" || die "epatch failed"
	epatch "${DISTDIR}/wadsprit-1.6.diff" || die "epatch failed"
	epatch "${DISTDIR}/wadlc-2004-01-29.diff" || die "epatch failed"

	# Little fix to dmpsmu Makefile to prevent next "make clean" error
	sed -i \
		-e 's:^CFLAGS:CCFLAGS:' \
		-e 's:$(CC) $(CFLAGS):$(CC) $(CCFLAGS):' \
		dmpsmu/source/Makefile || die "sed Makefile failed"
		
	if use tk; then
		# Various fixes to tkwadcad
		sed -i \
			-e 's:wish8.0:wish:' \
			-e 's:/usr/local/lib/tkwadcad:/usr/lib/tkwadcad:' \
			tkwadcad/tkwadcad || die "sed tkwadcad failed"
		sed -i \
			-e 's:gpic:pic:' \
			tkwadcad/manual/Makefile \
			|| die "sed Makefile failed"
	fi
	
	# Remove unneeded references to xwadtools man page
	sed -i \
		-e '/acc/d' \
		doc/xwadtools.6 \
		|| die "sed man failed"
	
	if ! use X ; then
		sed -i \
		-e '/xew/d' \
		doc/xwadtools.6 \
		|| die "sed man failed"
	fi
	
	if ! use tk ; then
		sed -i \
		-e '/tkwadcad/d' \
		doc/xwadtools.6 \
		|| die "sed man failed"
	fi
}

src_compile() {

	# Clean'em all :)
	make -f Makefile.lin clean || die "emake clean failed"

	append-flags "-DUNIX"

	#use amd64 && multilib_toolchain_setup x86

	local x

	for x in lib ${PRG_LIST} idmultigen reject dmpsmu/source
	do
#		if in_list(${x},${NO64_LIST}); then
#			use amd64 && multilib_toolchain_setup x86
#		fi
		emake \
			CC="$(tc-getCC)" \
			CPP="$(tc-getCXX)" \
			CFLAGS="${CFLAGS}" \
			CPPFLAGS="${CXXFLAGS}" \
			-C ${x} || die "emake ${x} failed"
	done

	# Build xew, if USE "X" is enabled and on x86 system
	#if use X && ! use amd64; then
	if use X ; then
		emake \
			CC="$(tc-getCC)" \
			CFLAGS="${CFLAGS}" \
			-C xew xforms || die "emake xew failed"
	fi
	
	# build tkwadcad manual, if use "tk" is enabled
	if use tk; then
		make -C tkwadcad/manual allclean || die "make clean failed"
		make -C tkwadcad/manual || die "make failed"
	fi
}

src_install() {
	local x

	# Install a big part of programs with related man pages
	for x in ${PRG_LIST}
	do
		dobin ${x}/${x} || die "dobin ${x} failed"
		doman ${x}/${x}.6 || die "doman ${x}.6 failed"
	done

	# Next files must be handled in a different way :P

	dobin idmultigen/idmultigen || die "dobin idmultigen failed"

	dobin reject/wreject || die "dobin wreject failed"
	doman reject/wreject.6 || die "doman wreject.6 failed"

	dobin idbsp/waddwd || die "dobin waddwd failed"
	doman idbsp/waddwd.6 || die "doman waddwd failed"

	dobin dmpsmu/source/{dmpsmu,dmpsmap} || die "dobin dmpsm[u|ap] failed"
	doman dmpsmu/{dmpsmu,dmpsmap}.6 || die "doman dmpsm[u|ap] failed"

	dobin deutex/deusf || die "dobin deusf failed"

	doman doc/${PN}.6 || die "doman ${PN} failed"

	# Install various docs

	dodoc CREDITS Change.Log HINTS INSTALL README || die "dodoc failed"
	dodoc doc/*.txt || die "dodoc failed"
	dodoc bsp/{bsp,visplane}.txt || die "dodoc failed"
	dodoc slige/slige.txt || die "dodoc failed"
	dodoc wadwhat/wadwhat.txt || die "dodoc failed"
	newdoc dm2au/README dm2au
	newdoc idbsp/README idbsp-waddwd || die "newdoc failed"
	newdoc qmus2mid/README qmus2mid || die "newdoc failed"
	newdoc reject/REJECT.txt wreject || die "newdoc failed"
	newdoc warm/WARM16.TXT warm || die "newdoc failed"

	docinto deutex
	dodoc deutex/{CHANGES,INSTALL,LICENSE,README,TODO,dtexman6.txt} \
	|| die "dodoc failed"

	docinto dmpsmu
	dodoc dmpsmu/{Changes.Log,README,dmpsmu26.txt} || die "dodoc failed"

	docinto idmultigen
	dodoc idmultigen/{README,multigen.txt} || die "dodoc failed"

	docinto wadtxls
	dodoc wadtxls/{Changes.Log,README,dmtxls11.txt} || die "dodoc failed"

	# Install USE-related programs

	#if use X && ! use amd64; then
	if use X ; then
		dobin xew/xew || die "dobin xew failed"
		doman xew/xew.6 || die "doman xew.6 failed"
		insinto "/usr/lib/xew"
		doins xew/{doom_g0,doom_g1,heretic,eheretic,hexeng1,hexeng3,strifeg1}.pcx \
		|| die "doins failed"
		docinto xew
		dodoc xew/{README,unix.txt} || die "dodoc xew failed"
	fi

	if use tk; then
		cd "${S}/tkwadcad"
		
		dobin tkwadcad || die "dobin failed"
		insinto "/usr/lib/tkwadcad"
		doins engines.lst || die "doins failed"
		doins -r doom doom2 hexen lib scripts xdoom xdoomplus \
		|| die "doins failed"
		
		doman tkwadcad.6 || die "doman failed"
		docinto tkwadcad
		dodoc "INSTALL" "README" "manual/tkwadcad.ps" || die "dodoc failed"
	fi
}