gme_libretro: a libretro port of the Game Music Emu library (#2349)

media-sound/gme_libretro/additional-files/gme_libretro.info.in

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+display_name = "Game Music Emu"
+authors = "Blargg"
+supported_extensions = "ay|gbs|gym|hes|kss|nsf|nsfe|sap|spc|vgm|vgz"
+corename = "Game Music Emu"
+categories = "Music player"
+systemname = "Music"
+license = "LGPLv2, GPLv2"
+permissions = ""
+display_version = "@DISPLAY_VERSION@"
+supports_no_game = "false"

media-sound/gme_libretro/gme_libretro-0.5.2_20180221.recipe

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+SUMMARY="A libretro port of Blargg's Game_Music_Emu music library"
+DESCRIPTION="Game_Music_Emu emulates game music in several popular file \
+formats: AY (ZX Spectrum, Amstrad CPC), GBS (Nintendo Game Boy), GYM (Sega \
+Genesis, Mega Drive), HES (NEC TurboGrafx-16, PC Engine), KSS (MSX Home \
+Computer, other Z80 systems (doesn't support FM sound)), NSF/NSFE (Nintendo \
+NES, Famicom (with VRC 6, Namco 106, and FME-7 sound)), SAP (Atari systems \
+using POKEY sound chip), SPC (Super Nintendo, Super Famicom), VGM/VGZ (Sega \
+Master System, Mark III, Sega Genesis, Mega Drive, BBC Micro)"
+HOMEPAGE="http://www.slack.net/~ant/libs/audio.html"
+COPYRIGHT="2004-2018 Blargg, the libretro team"
+LICENSE="GNU GPL v2
+	GNU LGPL v2"
+REVISION="1"
+srcGitRev="111ca8fce4fe9f4d828f8a4894aada7509e99564"
+SOURCE_URI="https://github.com/libretro/libretro-gme/archive/$srcGitRev.tar.gz"
+CHECKSUM_SHA256="e5d6d9d93375c58875f35302e831c209c07f6af7dd7318ffe542e4be5d796a85"
+SOURCE_FILENAME="libretro-gme-${portVersion/_/-}-$srcGitRev.tar.gz"
+SOURCE_DIR="libretro-gme-$srcGitRev"
+ADDITIONAL_FILES="gme_libretro.info.in"
+
+ARCHITECTURES="!x86_gcc2 ?x86 x86_64"
+SECONDARY_ARCHITECTURES="x86"
+
+PROVIDES="
+	gme_libretro$secondaryArchSuffix = $portVersion
+	addon:gme_libretro$secondaryArchSuffix = $portVersion
+	"
+REQUIRES="
+	haiku$secondaryArchSuffix
+	retroarch$secondaryArchSuffix
+	"
+
+BUILD_REQUIRES="
+	haiku${secondaryArchSuffix}_devel
+	"
+BUILD_PREREQUIRES="
+	cmd:gcc$secondaryArchSuffix
+	cmd:make
+	"
+
+BUILD()
+{
+	sed -e "s/@DISPLAY_VERSION@/v${portVersion/_/-}/" \
+		$portDir/additional-files/gme_libretro.info.in \
+		> gme_libretro.info
+	make $jobArgs
+}
+
+INSTALL()
+{
+	install -m 0755 -d "$docDir"
+	install -m 0644 -t "$docDir" LICENSE README.md
+	install -m 0755 -d "$addOnsDir"/libretro
+	install -m 0644 -t "$addOnsDir"/libretro \
+		gme_libretro.info \
+		gme_libretro.so
+}