powdertoy-91.5.9999.ebuild: Live ebuild for stable version of the Powder Toy

powdertoy-91.5.9999.ebuild (text/plain), 5.43 KB, created by DurianCakes on 2016-09-20 04:50:17 UTC

# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=6

inherit fdo-mime git-r3 scons-utils

DESCRIPTION="Desktop version of the classic 'falling sand' physics sandbox"
HOMEPAGE="http://powdertoy.co.uk/"
EGIT_REPO_URI="https://github.com/simtr/The-Powder-Toy.git"
EGIT_BRANCH="stable"

LICENSE="GPL-3"
SLOT="0"
KEYWORDS=""
IUSE="cpu_flags_x86_sse cpu_flags_x86_sse2 cpu_flags_x86_sse3 +fftw +lua"

DEPEND="app-arch/bzip2
	lua? ( dev-lang/lua )
	dev-util/scons
	media-libs/libsdl
	fftw? ( sci-libs/fftw:3.0/3 )
	sys-libs/zlib"
RDEPEND="${DEPEND}"

PATCHES=(
	${FILESDIR}/${PN}-disable-sse-config-automagic.patch
)

src_prepare() {
	default
}

src_compile() {
	# Define all the project-specific comilation options as variables to ease
	# maintenance burden.
	scons_commonargs="--debugging --symbols"
	scons_sse="--sse"
	scons_sse2="--sse2"
	scons_sse3="--sse3"
	scons_nolua="--nolua"
	scons_nofftw="--nofft"
	scons_nosse_commonargs="--no-sse ${scons_commonargs}"
	scons_sse_commonargs="${scons_sse} ${scons_commonargs}"
	scons_sse_sse2_commonargs="${scons_sse} ${scons_sse2} ${scons_commonargs}"
	scons_sse_sse3_commonargs="${scons_sse} ${scons_sse3} ${scons_commonargs}"
	scons_allsse_commonargs="${scons_sse} ${scons_sse2} ${scons_sse3} ${scons_commonargs}"

	# If cpu_flags_x86_sse is disabled, build the Powder Toy without any SSE support,
	# even if the cpu_flags_x86_sse2 or cpu_flags_x86_sse3 use flags are enabled
	
	# Also pass the project-specific debugging and symbols flags so that the
	# Powder Toy binary isn't automatically stripped by the project's SConscript.
	# This lets portage decide whether or not to strip the binary.

	if ! use cpu_flags_x86_sse ; then
		if use cpu_flags_x86_sse2 || use cpu_flags_x86_sse3 ; then
			ewarn "cpu_flags_x86_sse2 and/or cpu_flags_x86_sse3 is enabled, but cpu_flags_x86_sse is disabled"
			ewarn "This software will be built without any SSE optimizations."
		fi

		if ! use fftw && ! use lua ; then
			escons ${scons_nosse_commonargs} ${scons_nofftw} ${scons_nolua}
		elif use fftw && ! use lua ; then
			escons ${scons_nosse_commonargs} ${scons_nolua}
		elif ! use fftw && use lua ; then
			escons ${scons_nosse_commonargs} ${scons_nofftw}
		else
			escons ${scons_nosse_commonargs}
		fi

	elif use cpu_flags_x86_sse && ! use cpu_flags_x86_sse2 && ! use cpu_flags_x86_sse3 ; then
		if ! use fftw && ! use lua ; then
			escons ${scons_sse_commonargs} ${scons_nofftw} ${scons_nolua}
		elif use fftw && ! use lua ; then
			escons ${scons_sse_commonargs} ${scons_nolua}
		elif ! use fftw && use lua ; then
			escons ${scons_sse_commonargs} ${scons_nofftw}
		else
			escons ${scons_sse_commonargs}
		fi

	elif use cpu_flags_x86_sse && use cpu_flags_x86_sse2 && ! use cpu_flags_x86_sse3 ; then
		if ! use fftw && ! use lua ; then
			escons ${scons_sse_sse2_commonargs} ${scons_nofftw} ${scons_nolua}
		elif use fftw && ! use lua ; then
			escons ${scons_sse_sse2_commonargs} ${scons_nolua}
		elif ! use fftw && use lua ; then
			escons ${scons_sse_sse2_commonargs} ${scons_nofftw}
		else
			escons ${scons_sse_sse2_commonargs}
		fi

	elif use cpu_flags_x86_sse && ! use cpu_flags_x86_sse2 && use cpu_flags_x86_sse3 ; then
		if ! use fftw && ! use lua ; then
			escons ${scons_sse_sse3_commonargs} ${scons_nofftw} ${scons_nolua}
		elif use fftw && ! use lua ; then
			escons ${scons_sse_sse3_commonargs} ${scons_nolua}
		elif ! use fftw && use lua ; then
			escons ${scons_sse_sse3_commonargs} ${scons_nofftw}
		else
			escons ${scons_sse_sse3_commonargs}
		fi
	
	else
		if ! use fftw && ! use lua ; then
			escons ${scons_allsse_commonargs} ${scons_nofftw} ${scons_nolua}
		elif use fftw && ! use lua ; then
			escons ${scons_allsse_commonargs} ${scons_nolua}
		elif ! use fftw && use lua ; then
			escons ${scons_allsse_commonargs} ${scons_nofftw}
		else
			escons ${scons_allsse_commonargs}
		fi
	fi
}

src_install() {
	MY_D="${D}/usr/bin"
	symlink="${MY_D}/powder"
	dodir "/usr/bin/"

	# Copy the binary over to the specified path. The name of the binary will differ
	# depending on the architecture the powder toy is built on, as well as whether or
	# not it was built with sse support.
	# See http://powdertoy.co.uk/Wiki/W/Compiling_TPT%2B%2B_on_debian/ubuntu.html
	if ! use cpu_flags_x86_sse && use amd64 ; then
		cp -R "${S}/build/powder64-legacy" "${MY_D}" || die "Install failed!"
		ln -s "${MY_D}/powder64-legacy" "${symlink}" || die "Install failed!"
	elif ! use cpu_flags_x86_sse && ! use amd64 ; then
		cp -R "${S}/build/powder-legacy" "${MY_D}" || die "Install failed!"
		ln -s "${MY_D}/powder-legacy" "${symlink}" || die "Install failed!"
	elif use cpu_flags_x86_sse && use amd64 ; then
		cp -R "${S}/build/powder64" "${MY_D}" || die "Install failed!"
		ln -s "${MY_D}/powder64" "${symlink}" || die "Install failed!"
	else
		cp -R "${S}/build/powder" "${MY_D}" || die "Install failed!"
	fi

	# Install icon
	dodir "/usr/share/icons/hicolor/48x48/apps/" || die "Install failed!"
	cp -R "${FILESDIR}/powder-48.png" "${D}/usr/share/icons/hicolor/48x48/apps/" || die "Install failed!"

	# Install .desktop file
	dodir "/usr/share/applications/" || die "Install failed!"
	cp -R "${FILESDIR}/powder.desktop" "${D}/usr/share/applications/" || die "Install failed!"

	dodoc README TODO || die "Install failed!"
}

pkg_postinst() {
	# Tell the user how to launch the Powder Toy after it's installed.
	elog "To launch the Powder Toy, just type: \"powder\"."
	fdo-mime_desktop_database_update
}

pkg_postrm() {
	fdo-mime_desktop_database_update
}