games-emulation/libretro-dolphin: new package, add 0.0.1_pre20250517

Signed-off-by: Pavel Sobolev <contact@paveloom.dev>

games-emulation/libretro-dolphin/Manifest

@@ -0,0 +1 @@
+DIST libretro-dolphin-0.0.1_pre20250517.tar.gz 41706321 BLAKE2B 6659875008484ef9427e16b944ccb1cbb17051ff59da8c4a50c5d32716b386539e6d4d87cad77dfaae8e3476bccd2c601be2d3a6a2cd0a19370d716252fc523e SHA512 0ddd7c799f97b753275742f5c539e1f353a4b63ddccda3dbd2d5384dd54004f7bc194fc76edfcdda41b7108a2c3fd16c853338d41ab7eda437a2d92beb68a58f

games-emulation/libretro-dolphin/files/libretro-dolphin-0.0.1_pre20250517-fix-for-fmt.patch

@@ -0,0 +1,18 @@
+From: Pavel Sobolev <contact@paveloom.dev>
+Subject: [PATCH] Print `IOS::HLE::SeekMode` as an int.
+
+This avoids compilation errors with `>=libfmt-10.0`.
+
+Signed-off-by: Pavel Sobolev <contact@paveloom.dev>
+
+--- a/Source/Core/Core/IOS/FS/FileSystemProxy.cpp
++++ b/Source/Core/Core/IOS/FS/FileSystemProxy.cpp
+@@ -272,7 +272,7 @@ IPCCommandResult FS::Seek(const SeekRequest& request)
+ 
+   const Result<u32> result =
+       m_ios.GetFS()->SeekFile(handle.fs_fd, request.offset, IOS::HLE::FS::SeekMode(request.mode));
+-  LogResult(result, "Seek({}, 0x{:08x}, {})", handle.name.data(), request.offset, request.mode);
++  LogResult(result, "Seek({}, 0x{:08x}, {})", handle.name.data(), request.offset, static_cast<int>(request.mode));
+   if (!result)
+     return GetFSReply(ConvertResult(result.Error()));
+   return GetFSReply(*result);

games-emulation/libretro-dolphin/libretro-dolphin-0.0.1_pre20250517.ebuild

@@ -0,0 +1,148 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+# This ebuild mirrors the setup done in `games-emulation/dolphin::gentoo`
+
+EAPI=7
+
+LIBRETRO_COMMIT_SHA="a09f78f735f0d2184f64ba5b134abe98ee99c65f"
+LIBRETRO_REPO_NAME="libretro/dolphin"
+
+inherit cmake libretro-core
+
+DESCRIPTION="Dolphin libretro port"
+
+LICENSE="GPL-2+ BSD BSD-2 LGPL-2.1+ MIT ZLIB"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="bluetooth egl +evdev log profile systemd test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	app-arch/bzip2:=
+	app-arch/xz-utils
+	app-arch/zstd:=
+	dev-libs/hidapi
+	dev-libs/libfmt:=
+	dev-libs/lzo:2
+	dev-libs/pugixml
+	dev-libs/xxhash
+	games-emulation/libretro-info
+	media-libs/cubeb
+	<media-libs/libsfml-3.0:=
+	net-libs/enet
+	net-libs/mbedtls:0=
+	sys-libs/zlib
+	x11-libs/libX11
+	x11-libs/libXi
+	x11-libs/libXrandr
+	virtual/libusb:1
+	virtual/opengl
+	bluetooth? ( net-wireless/bluez:= )
+	evdev? (
+		dev-libs/libevdev
+		virtual/libudev
+	)
+	profile? ( dev-util/oprofile )
+	systemd? ( sys-apps/systemd:0= )
+"
+DEPEND="
+	${RDEPEND}
+	egl? ( media-libs/libglvnd )
+"
+BDEPEND="
+	virtual/pkgconfig
+"
+
+PATCHES=(
+	"${FILESDIR}/${P}-fix-for-fmt.patch"
+)
+
+# [directory]=license
+declare -A KEEP_BUNDLED=(
+	# Issues revealed at configure time
+	#
+	# Please keep this list in `CMakeLists.txt` order
+	[Bochs_disasm]=LGPL-2.1+
+	[cpp-optparse]=MIT
+	[glslang]=BSD
+	[imgui]=MIT
+	[xxhash]=BSD-2
+	[minizip]=ZLIB
+	[libpng]=libpng2 # Intentionally static for Libretro
+	[FreeSurround]=GPL-2+
+	[soundtouch]=LGPL-2.1+
+	[curl]=curl # Intentionally static for Libretro
+	[gtest]=BSD
+
+	# Issues revealed at compile time
+	[Libretro]=MIT
+	[picojson]=BSD-2 # Complains about exception handling being disabled
+	[Vulkan]=Apache-2.0 # Relies on `VK_PRESENT_MODE_RANGE_SIZE_KHR`
+)
+
+add_bundled_licenses() {
+	for license in "${KEEP_BUNDLED[@]}"; do
+		LICENSE+=" ${license}"
+	done
+}
+add_bundled_licenses
+
+src_prepare() {
+	cmake_src_prepare
+
+	local s remove=()
+	for s in Externals/*; do
+		[[ -f ${s} ]] && continue
+		if ! has "${s#Externals/}" "${!KEEP_BUNDLED[@]}"; then
+			remove+=( "${s}" )
+		fi
+	done
+
+	einfo "removing sources: ${remove[*]}"
+	rm -r "${remove[@]}" || die
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DLIBRETRO=yes
+
+		-DENABLE_BLUEZ=$(usex bluetooth)
+		-DENABLE_EGL=$(usex egl)
+		-DENABLE_EVDEV=$(usex evdev)
+		-DENABLE_LTO=no # just adds -flto, user can do that via flags
+		-DENABLE_NOGUI=no
+		-DENABLE_TESTS=$(usex test)
+		-DFASTLOG=$(usex log)
+		-DOPROFILING=$(usex profile)
+
+		# Use system libraries
+		-DUSE_SHARED_ENET=yes
+
+		# Undo cmake.eclass's defaults.
+		# All Dolphin's libraries are private
+		# and rely on circular dependency resolution.
+		-DBUILD_SHARED_LIBS=no
+
+		# Avoid warning spam around unset variables.
+		-Wno-dev
+
+		# System installed Git shouldn't affect non-live builds
+		-DCMAKE_DISABLE_FIND_PACKAGE_Git=yes
+	)
+
+	cmake_src_configure
+}
+
+src_compile() {
+	cmake_src_compile
+}
+
+src_test() {
+	cmake_build unittests
+}
+
+src_install() {
+	LIBRETRO_CORE_LIB_FILE="${BUILD_DIR}/${LIBRETRO_CORE_NAME}_libretro.so"
+	libretro-core_src_install
+}

games-emulation/libretro-dolphin/metadata.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person">
+    <email>contact@paveloom.dev</email>
+    <name>Pavel Sobolev</name>
+  </maintainer>
+  <use>
+    <flag name="evdev">Enable evdev input support</flag>
+    <flag name="log">Increase logging output</flag>
+  </use>
+  <upstream>
+    <bugs-to>https://github.com/libretro/dolphin/issues</bugs-to>
+    <remote-id type="github">libretro/dolphin</remote-id>
+  </upstream>
+</pkgmetadata>