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

inherit games toolchain-funcs

MY_PV="${PV%.[0-9]*}." # add extra '.' to get length right
MY_PV="${MY_PV}Viewer-r${PV:${#MY_PV}}" # just use length of MY_PV
MY_PV="Branch_${MY_PV//./-}" # replace all '.' with '-'
DESCRIPTION="A 3D MMORPG virtual world entirely built and owned by its residents"
HOMEPAGE="http://secondlife.com/"
SRC_URI="http://secondlife.com/developers/opensource/downloads/2008/04/slviewer-src-${MY_PV}.tar.gz
	http://secondlife.com/developers/opensource/downloads/2008/04/slviewer-artwork-${MY_PV}.zip
	http://secondlife.com/developers/opensource/downloads/2008/04/slviewer-linux-libs-${MY_PV}.tar.gz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="debug elfio fmod gstreamer nomozlib nostandalone"
#IUSE="debug elfio fmod gstreamer nomozlib nostandalone kdu"
RESTRICT="mirror"

RDEPEND=">=x11-libs/gtk+-2
	=dev-libs/apr-1*
	=dev-libs/apr-util-1*
	dev-libs/boost
	>=net-misc/curl-7.15.4
	dev-libs/openssl
	media-libs/freetype
	media-libs/jpeg
	media-libs/libsdl
	media-libs/mesa
	media-libs/libogg
	media-libs/libvorbis
	fmod? ( x86? ( =media-libs/fmod-3.75* ) )
	=sys-libs/db-4.2*
	dev-libs/expat
	>=dev-libs/xmlrpc-epi-0.51
	sys-libs/zlib
	elfio? ( dev-libs/elfio )
	>=media-libs/openjpeg-1.1.1
	media-fonts/kochi-substitute
	net-dns/c-ares
	gstreamer? ( >=media-libs/gst-plugins-base-0.10 )
	debug? ( dev-libs/google-perftools )
	!nomozlib? ( =dev-libs/llmozlib-svn-2.13 )"

DEPEND="${RDEPEND}
	>=dev-util/scons-0.97
	dev-util/pkgconfig
	sys-devel/flex
	sys-devel/bison
	!nomozlib? ( =dev-libs/llmozlib-svn-2.13 )"

S="${WORKDIR}/linden/indra"

dir="${GAMES_DATADIR}/${PN}"

src_unpack() {
	if [ "${ARCH}" == "x86" ] ; then
		if use nostandalone ; then
			MSG="(STANDALONE=no already set)"
			ewarn "nostandalone USE flag is redundant on x86 ${MSG}"
		fi
		# on x86_64:
		# STANDALONE   do-not-directly-run-secondlife-bin 38,919,832
		# nostandalone do-not-directly-run-secondlife-bin 36,032,152
		#
		# but USE="nostandalone" crashes on x86_64:
		#
		# INFO: setStartupState: Startup state changing from 19 to 20
		# *** glibc detected *** bin/do-not-directly-run-secondlife-bin:
		# double free or corruption (fasttop): 0x0000000004cd89a0 ***
		# ======= Backtrace: =========
		# /lib/libc.so.6[0x7fe993330aad]
		# /lib/libc.so.6(cfree+0x76)[0x7fe993332796]
		# /usr/lib/gcc/x86_64-pc-linux-gnu/4.1.2/libstdc++.so.6
		# (_ZNSs6assignERKSs+0xac)[0x7fe993b3194c]
		# bin/do-not-directly-run-secondlife-bin[0x198e895]

	else
		if use fmod ; then
			ewarn "fmod USE flag is only available on x86."
		fi
#		if use kdu ; then
#			ewarn "kdu USE flag is only available on x86."
#		fi
	fi
	if use nomozlib ; then
		ewarn "nomozlib USE disables the dependency on llmozlib-svn"
		ewarn "secondlife will not display text and may abort with"
		ewarn "runtime errors"
	fi

	# check if eselect opengl is set to xorg-x11
	# http://forums.gentoo.org/viewtopic-t-579444.html
	if ! eselect opengl show | grep -q xorg-x11; then
		MSG="eselect opengl show needs to say xorg-x11\n"
		MSG="${MSG}I got `eselect opengl show`\n"
		MSG="${MSG}Changing it will disable OpenGL temporarily,\n"
		MSG="${MSG}but once this package builds, you can change it\n"
		MSG="${MSG}back. If you are feeling brave, try:\n"
		MSG="${MSG}     eselect opengl set xorg-x11"
		die "${MSG}"
	fi

	# unpack font files
	unpack slviewer-linux-libs-${MY_PV}.tar.gz

#	if use kdu ; then
#		find linden/libraries -type f -a ! -name '*kdu*' | xargs rm -f || die
#	else
		rm -rf linden/libraries
#	fi

	unpack slviewer-src-${MY_PV}.tar.gz
	unpack slviewer-artwork-${MY_PV}.zip

	cd "${S}"

	if use nomozlib ; then
		rm -rf linden/indra/newview/app_settings
	else (
		dstdir="libraries/`uname -m`-linux/lib_release_client/"
		cp /usr/share/games/secondlife/lib/llmozlib/* \
			"${S}/../${dstdir}" || die
	) fi

	epatch "${FILESDIR}"/${PN}-${MY_PV}-gentoo.patch

	sed -i \
		-e "s|gcc_bin = .*$|gcc_bin = '$(tc-getCXX)'|" \
		-e "/_cflags =/s|-O2|${CFLAGS}|" \
		-e "/_cxxflags =/s|-O2|${CXXFLAGS}|" \
		"${S}"/SConstruct || die

	# "${S}"/newview/viewer_manifest.py
	touch "${S}"/newview/gridargs.dat
}

src_compile() {
	local myopts="BTARGET=client DISTCC=no"
	# these options' default in linden/indra/SConstruct is opposite of
	# our default (i.e. when no USE flags are set)
	local ffmod="no" # FMOD in SConstruct defaults to yes
	local fstandalone="" # STANDALONE in SConstruct defaults to no

	local justj="${MAKEOPTS/*-j/j}"
	justj="${justj/-*/}"
	if [ -n "$justj" ]; then
		myopts="-${justj} ${myopts}"
	fi

	if use debug ; then
		myopts="${myopts} BUILD=debug"
	else
		myopts="${myopts} BUILD=release"
	fi

	if ! use elfio ; then
		myopts="${myopts} ELFIO=no"
	fi

	if ! use gstreamer ; then
		myopts="${myopts} GSTREAMER=no"
	fi

	case ${ARCH} in
		x86)
			myopts="${myopts} ARCH=i686"
			if use fmod; then
				myopts="${myopts} OPENSOURCE=no"
				ffmod="" # let FMOD default to yes
			fi
			;;
		amd64)
			myopts="${myopts} ARCH=x86_64"
			fstandalone="yes"
			;;
		ppc|ppc64)
			myopts="${myopts} ARCH=powerpc"
			fstandalone="yes"
			;;
		*)
			myopts="${myopts} ARCH=i686"
			fstandalone="yes"
			;;
	esac
	if use nostandalone ; then
		fstandalone=""
	fi

	if use nomozlib ; then
		myopts="${myopts} MOZLIB2=no"
		fstandalone="yes"
	fi

	myopts="${myopts} ${fstandalone:+STANDALONE=}${fstandalone}"
	myopts="${myopts} ${ffmod:+FMOD=}${ffmod}"
	einfo "scons ${myopts}"
	TEMP_BUILD_DIR= scons ${myopts} || die
}

src_install() {
	cd "${S}"/newview/

	insinto "${dir}"
	doins gpu_table.txt gridargs.dat secondlife-i686.supp featuretable_linux.txt || die
	doins -r app_settings character fonts skins res-sdl || die

	doins lsl_guide.html releasenotes.txt || die
	newins licenses-linux.txt licenses.txt || die
	newins linux_tools/client-readme.txt README-linux.txt || die
	newins res/ll_icon.ico secondlife.ico || die

	insinto "${dir}"/app_settings/
	doins "${WORKDIR}"/linden/scripts/messages/message_template.msg || die
	doins "${WORKDIR}"/linden/etc/message.xml || die

	exeinto "${dir}"
	doexe linux_tools/launch_url.sh || die
	newexe linux_tools/wrapper.sh secondlife || die
	newexe ../linux_crash_logger/linux-crash-logger-*-bin* linux-crash-logger.bin || die

	exeinto "${dir}"/bin/
	newexe secondlife-*-bin do-not-directly-run-secondlife-bin || die

	exeinto "${dir}"/lib
	doexe ../lib_*_client/*-linux/lib* || die

	dosym /usr/share/fonts/kochi-substitute/kochi-mincho-subst.ttf /usr/share/games/secondlife/unicode.ttf

	games_make_wrapper secondlife ./secondlife "${dir}"
	newicon res/ll_icon.ico secondlife.ico || die
	make_desktop_entry secondlife "Second Life" secondlife.ico

	dodoc releasenotes.txt
	newdoc licenses-linux.txt licenses.txt
	newdoc linux_tools/client-readme.txt README-linux.txt

	dohtml lsl_guide.html

	prepgamesdirs
}