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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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inherit autotools flag-o-matic pax-utils
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DESCRIPTION="Argument-driven multi-system emulator utilizing OpenGL and SDL"
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HOMEPAGE="https://mednafen.github.io/"
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SRC_URI="https://mednafen.github.io/releases/files/${P}.tar.xz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="alsa altivec cjk debugger jack nls"
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RDEPEND="
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dev-libs/libcdio
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>=dev-libs/lzo-2.10
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media-libs/libsdl[sound,joystick,opengl,video]
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media-libs/libsndfile
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sys-libs/zlib[minizip]
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virtual/opengl
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alsa? ( media-libs/alsa-lib )
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jack? ( media-sound/jack-audio-connection-kit )
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nls? ( virtual/libintl )"
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DEPEND="${RDEPEND}
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virtual/pkgconfig
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nls? ( sys-devel/gettext )"
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S=${WORKDIR}/${PN}
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pkg_pretend() {
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if has ccache ${FEATURES}; then
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ewarn
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ewarn "If you experience build failure, try turning off ccache in FEATURES."
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ewarn
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fi
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}
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src_prepare() {
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default
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# Unfortunately, upstream is insane and thinks mucking with CFLAGS is okay, if
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# it prevents "users who don't understand the consequences of what they're doing".
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# We use sed's here, as they're more forward-compatible than patches which need to
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# be constantly rebased. DO NOT REPLACE THEM UNLESS YOU HAVE PERMISSION FROM GAMES.
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sed -e '/-fno-fast-math/d' \
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-e '/-fno-unsafe-math-optimizations/d' \
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-e '/-fno-aggressive-loop-optimizations/d' \
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-e '/-fno-ipa-icf/d' \
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-e '/-fno-printf-return-value/d' \
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-e '/-fomit-frame-pointer/d' \
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-e '/-fno-pic/d' \
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-e '/-fno-pie/d' \
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-e '/-fno-PIC/d' \
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-e '/-fno-PIE/d' \
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-e '/-nopie/d' \
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-e '/-no-pie/d' \
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-e '/-fno-stack-protector/d' \
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-e '/-fno-stack-protector-all/d' \
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-e '/-fno-stack-protector-strong/d' \
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-e '/-mtune=haswell/d' \
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-i configure.ac || die
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# Furthermore, upstream is also insane about bundling libraries and considers it
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# "an aesthetics issue" and is even unwilling to make unbundling optional.
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# Libs to unbundle: minilzo, minizip
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sed -e '/PKG_PROG_PKG_CONFIG/a PKG_CHECK_MODULES([LZO], [lzo2])' \
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-i configure.ac || die
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sed -e '/bin_PROGRAMS/a mednafen_CPPFLAGS = \$(LZO_CFLAGS)' \
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-i src/Makefile.am || die
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sed -e 's:"compress/minilzo.h":<lzo1x.h>:' \
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-i src/{mednafen,qtrecord}.cpp || die
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sed -e 's:compress/ioapi.c::' \
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-e 's:compress/unzip.c::' \
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-e 's:compress/minilzo.c::' \
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-i src/compress/Makefile.am.inc || die
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sed -e 's:"compress/unzip.h":<minizip/unzip.h>:' \
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-i src/file.cpp || die
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sed -e 's:\(mednafen_LDADD.*trio/libtrio\.a\):\1 -lminizip \$(LZO_LIBS):' \
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-i src/Makefile.am || die
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# delete bundled files just to be sure...
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rm src/compress/{ioapi.?,*lzo*,unzip.?} || die
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# The insanity continues... upstream now believes it needs to
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# warn users when compiling with -fPIC/-fPIE enabled
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sed -e '/Compiling with position-independent code generation enabled is not recommended, for performance reasons/d' \
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-i src/types.h || die
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eautoreconf
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}
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src_configure() {
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# very dodgy code (bug #539992)
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strip-flags
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append-flags -fomit-frame-pointer -fwrapv
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econf \
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$(use_enable alsa) \
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$(use_enable altivec) \
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$(use_enable cjk cjk-fonts) \
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$(use_enable debugger) \
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$(use_enable jack) \
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$(use_enable nls)
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}
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src_install() {
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default
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dodoc Documentation/cheats.txt
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pax-mark m "${ED}"usr/bin/mednafen
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}
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