repo init [skip ci]

.github/workflows/build_mame.yml

@@ -1,36 +1,128 @@
-# This is a basic workflow to help you get started with Actions
+name: "Build MAME"
 
-name: CI
-
-# Controls when the workflow will run
 on:
-  # Triggers the workflow on push or pull request events but only for the "main" branch
   push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-
-  # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+
 jobs:
-  # This workflow contains a single job called "build"
+
-  build:
+  Building_RetroDECK:
-    # The type of runner that the job will run on
+    #runs-on: self-hosted
     runs-on: ubuntu-latest
-
-    # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
 
-      # Runs a single command using the runners shell
+      # Circumventing this bug: https://github.com/flatpak/flatpak-builder/issues/317
-      - name: Run a one-line script
+      - name: Remove stuck mounts
-        run: echo Hello, world!
+        run: sudo umount -f /home/ubuntu/actions-runner/_work/RetroDECK-MAME/RetroDECK-MAME/.flatpak-builder/rofiles/*
+        continue-on-error: true
     
-      # Runs a set of commands using the runners shell
+      - name: Clone repo
-      - name: Run a multi-line script
+        uses: actions/checkout@v3
+        with:
+          submodules: 'true'
+
+      - name: "Install dependencies"
+        run: "automation_tools/install_dependencies.sh"
+
+      - name: "Creating MAME manifest"
+        run: "/bin/bash ${GITHUB_WORKSPACE}/automation_tools/update_mame_manifest.sh"
+
+      - name: "Adding flatpak portal for automated updates (cooker only)"
+        run: "/bin/bash ${GITHUB_WORKSPACE}/automation_tools/cooker_flatpak_portal_add.sh"
+
+      - name: "Updating release notes in appdata"
+        run: "automation_tools/appdata_management.sh"
+
+      - name: "[DEBUG] Outputting manifest"
+        run: cat net.retrodeck.retrodeck.yml
+
+      - name: "Build flatpak: download only"
+        id: "flatpak-download"
+        run: "/bin/bash ${GITHUB_WORKSPACE}/automation_tools/flatpak_build_download_only.sh"
+        continue-on-error: true
+
+      # Sometimes flatpak download fails, in this case it tries a second time
+      - name: "Build flatpak: download only (retry)"
+        if: steps.flatpak-download.outcome == 'failure'
         run: |
-          echo Add other actions to build,
+          echo "Download failed, maybe some hash changed since the build start."
-          echo test, and deploy your project.
+          echo "Recalculating hashes and retrying download..."
+          rm -f "{GITHUB_WORKSPACE}/net.retrodeck.retrodeck.yml"
+          cp "${GITHUB_WORKSPACE}/net.retrodeck.retrodeck.yml.bak" "${GITHUB_WORKSPACE}/net.retrodeck.retrodeck.yml"
+          "${GITHUB_WORKSPACE}/automation_tools/pre_build_automation.sh"
+          "${GITHUB_WORKSPACE}/automation_tools/flatpak_build_download_only.sh"
+
+      - name: Build flatpak
+        run: "/bin/bash ${GITHUB_WORKSPACE}/automation_tools/flatpak_build_only.sh"
+
+      - name: Create Artifact for flathub
+        run: | 
+          tar -czf ${GITHUB_WORKSPACE}/RetroDECK-Artifact-cooker.tar.gz -C ${GITHUB_WORKSPACE}/retrodeck-flatpak-cooker .
+          hash=($(sha256sum ${GITHUB_WORKSPACE}/RetroDECK-Artifact-cooker.tar.gz))
+          echo $hash > ${GITHUB_WORKSPACE}/RetroDECK-Artifact-cooker.sha
+          mv -f RetroDECK-Artifact-cooker.* ${{ secrets.ARTIFACT_REPO }}
+        continue-on-error: true
+
+      - name: Create Bundle
+        run: "/bin/bash ${GITHUB_WORKSPACE}/automation_tools/flatpak_build_bundle.sh"
+
+      - name: Set environment variable with current branch name
+        run: echo "GITHUB_REF_SLUG=$(git rev-parse --abbrev-ref HEAD)" >> $GITHUB_ENV
+
+      - name: Get commits since last release
+        run: |
+          # Get the latest release tag
+          LATEST_TAG=$(git describe --tags --abbrev=0)
+          # Get all commits since the latest release tag
+          COMMITS=$(git log $LATEST_TAG..HEAD --pretty=format:"- %s")
+          # Set the output variable
+          echo "::set-output name=commits::$COMMITS"
+        id: commits
+        continue-on-error: true
+
+      - name: Get branch name
+        id: branch_name
+        run: echo "BRANCH_NAME=$(echo $GITHUB_REF | sed 's|refs/heads/||')" >> $GITHUB_ENV
+
+      # if it's a feature branch it will not marked as "latest" cooker version
+      - name: "Set makeLatest (cooker only)"
+        run: |
+          if [[ "$BRANCH_NAME" == 'feat/'* ]]; then
+            echo "MAKE_LATEST=false" >> $GITHUB_ENV
+          else
+            echo "MAKE_LATEST=true" >> $GITHUB_ENV
+          fi
+
+      - name: Publish the flatpak in a new cooker release
+        uses: ncipollo/release-action@v1
+        with:
+          tag: "${{env.BRANCH_NAME}}-${{ env.buildid }}"
+          body: |
+            # Release Notes (Cooker)
+            This is a cooker snapshot based on the commit: ${{ github.event.repository.full_name }}@${{github.sha}}.
+            On branch [${{env.BRANCH_NAME}}](https://github.com/XargonWan/RetroDECK/tree/${{env.BRANCH_NAME}}).
+
+            ## Commits since last release
+            ${{ steps.commits.outputs.commits }}
+
+            For the full release note for this build please refer to the channel [#BETA-TESTING](https://discord.gg/qQcrFvaA2C) on our Discord server.
+      
+            Cooker channel is provided for the community to test fixes and explore new functionality.
+            Please DO NOT open issues or ask support on this build.
+
+          artifacts: "RetroDECK-cooker.flatpak,RetroDECK-Artifact.tar.gz"
+          allowUpdates: true
+          makeLatest: ${{env.MAKE_LATEST}} # if it's a feat branch is not considered the latest build
+          token: ${{ secrets.TRIGGER_BUILD_TOKEN }}
+          repo: RetroDECK-cooker
+        continue-on-error: true
+
+      # In case it cannot publish the release at least it's providing the flatpak file for creating a manual release
+      - name: Upload RetroDECK-cooker.flatpak
+        uses: actions/upload-artifact@v3
+        with:
+          name: retrodeck-flatpak
+          path: RetroDECK-cooker.flatpak
+        continue-on-error: true
+

.gitignore

@@ -0,0 +1 @@
+RetroDECK

automation_tools/install_dependencies.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+# This scritp is installing the required dependencies to correctly run the pipeline and buold the flatpak
+
+sudo apt install -y flatpak flatpak-builder p7zip-full xmlstarlet bzip2 curl
+flatpak remote-add --user --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

automation_tools/update_mame_manifest.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+git clone https://github.com/XargonWan/RetroDECK --depth=1 RetroDECK
+
+# Creating MAME manifest
+manifest_header="manifest-header.yml"
+mame_module="mame-module.yml"
+mame_manifest="net.retrodeck.mame"
+
+sed -n '/cleanup/q;p' RetroDECK/net.retrodeck.retrodeck.yml > "$manifest_header"
+sed -i '/^[[:space:]]*#/d' "$manifest_header"
+sed -i 's/[[:space:]]*#.*$//' "$manifest_header"
+
+sed -i 's/net.retrodeck.retrodeck/net.retrodeck.mame/' "$manifest_header"
+sed -i 's/retrodeck\.sh/mame/' "$manifest_header"
+
+cat "$manifest_header" >> "$mame_manifest"
+cat "$mame_module" >> "$mame_manifest"
+
+rm -rf RetroDECK

mame-module.yml

@@ -0,0 +1,46 @@
+modules:
+
+  - name: mame
+    buildsystem: simple
+    build-options:
+      no-debuginfo: true
+      strip: true
+    build-commands:
+      - make
+          -j echo $(nproc)
+          CFLAGS+=-Wno-error=restrict
+          USE_QTDEBUG=0 
+          USE_WAYLAND=1
+          USE_SYSTEM_LIB_FLAC=1
+          SDL_INI_PATH='$$HOME/.APP_NAME;/app/share/APP_NAME/ini'
+          LDOPTS=-Wl,-s
+      - install -Dm 0755 mame ${FLATPAK_DEST}/bin/mame
+      - cp COPYING ${FLATPAK_DEST}/bin/
+      - cp uismall.bdf ${FLATPAK_DEST}/bin/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/
+      - cp -r artwork/ ${FLATPAK_DEST}/share/mame/
+      - cp -r bgfx/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ctrlr/ ${FLATPAK_DEST}/share/mame/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/legal/ ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/man/ ${FLATPAK_DEST}/share/mame/docs
+      - cp -r hash/ ${FLATPAK_DEST}/share/mame/
+      - cp -r hlsl/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ini/ ${FLATPAK_DEST}/share/mame/
+      - install -Dm 0644 mame.ini ${FLATPAK_DEST}/share/mame/ini/mame.ini
+      - cp -r language/ ${FLATPAK_DEST}/share/mame/
+      - cp -r plugins/ ${FLATPAK_DEST}/share/mame/
+      - cp -r roms/ ${FLATPAK_DEST}/share/mame/
+      - cp -r samples/ ${FLATPAK_DEST}/share/mame/
+    sources:
+      - type: archive
+        url: https://github.com/mamedev/mame/archive/refs/tags/mame0261.tar.gz
+        sha256: 51d5ce1563897709ceb7a924c31a70cc5ff2bec466aab8d0cc9ff3cc72b38899
+      - type: file
+        path: mame-patches/mame.ini
+      - type: patch
+        path: mame-patches/floppy.patch
+      - type: patch
+        path: mame-patches/sound.patch
+      - type: patch
+        path: mame-patches/ym3802.patch

mame-patches/floppy.patch

@@ -0,0 +1,41 @@
+diff --git a/src/devices/imagedev/floppy.cpp b/src/devices/imagedev/floppy.cpp
+index 3c00336d..cda94d92 100644
+--- a/src/devices/imagedev/floppy.cpp
++++ b/src/devices/imagedev/floppy.cpp
+@@ -1707,9 +1707,10 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
+ 		{
+ 			idx = m_spin_playback_sample;
+ 			sampleend = m_sample[idx].data.size();
+-			out = m_sample[idx].data[m_spin_samplepos++];
+-
+-			if (m_spin_samplepos >= sampleend)
++			m_spin_samplepos++;
++			if (m_spin_samplepos < sampleend)
++				out = m_sample[idx].data[m_spin_samplepos];
++			else
+ 			{
+ 				// Motor sample has completed
+ 				switch (m_spin_playback_sample)
+@@ -1763,7 +1764,8 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
+ 			idx = m_step_base + m_seek_playback_sample;
+ 			sampleend = m_sample[idx].data.size();
+ 			// Mix it into the stream value
+-			out += m_sample[idx].data[(int)m_seek_samplepos];
++			if (m_seek_samplepos < sampleend)
++				out += m_sample[idx].data[(int)m_seek_samplepos];
+ 			// By adding different values than 1, we can change the playback speed
+ 			// This will be used to adjust the seek sound
+ 			m_seek_samplepos += m_seek_pitch;
+@@ -1781,8 +1783,10 @@ void floppy_sound_device::sound_stream_update(sound_stream &stream, std::vector<
+ 				sampleend = m_sample[idx].data.size();
+ 
+ 				// Mix it into the stream value
+-				out += m_sample[idx].data[m_step_samplepos++];
+-				if (m_step_samplepos >= sampleend)
++				m_step_samplepos++;
++				if (m_step_samplepos < sampleend)
++					out += m_sample[idx].data[m_step_samplepos];
++				else
+ 				{
+ 					// Step sample done
+ 					m_step_samplepos = 0;

mame-patches/mame.ini

@@ -0,0 +1,33 @@
+#
+# CORE SEARCH PATH OPTIONS
+#
+homepath                  $HOME/.mame
+rompath                   /app/share/mame/roms
+hashpath                  /app/share/mame/hash
+samplepath                /app/share/mame/samples
+artpath                   /app/share/mame/artwork
+ctrlrpath                 /app/share/mame/ctrlr
+inipath                   $HOME/.mame;/app/share/mame/ini
+fontpath                  /app/bin/
+cheatpath                 /app/share/mame/cheat
+crosshairpath             /app/share/mame/crosshair
+pluginspath               /app/share/mame/plugins
+languagepath              /app/share/mame/language
+swpath                    /app/share/mame/software
+
+#
+# CORE OUTPUT DIRECTORY OPTIONS
+#
+cfg_directory             $HOME/.mame/cfg
+nvram_directory           $HOME/.mame/nvram
+input_directory           $HOME/.mame/inp
+state_directory           $HOME/.mame/sta
+snapshot_directory        $HOME/.mame/snap
+diff_directory            $HOME/.mame/diff
+comment_directory         $HOME/.mame/comments
+share_directory           $HOME/.mame/share
+
+#
+# OSD VIDEO OPTIONS
+#
+video                     opengl

mame-patches/sound.patch

@@ -0,0 +1,28 @@
+diff --git a/src/emu/sound.cpp b/src/emu/sound.cpp
+index a0293063..c4989abb 100644
+--- a/src/emu/sound.cpp
++++ b/src/emu/sound.cpp
+@@ -761,6 +761,9 @@ read_stream_view sound_stream::update_view(attotime start, attotime end, u32 out
+ 	}
+ 	g_profiler.stop();
+ 
++	if (!m_output_view[outputnum].valid())
++		m_output_view[outputnum] = empty_view(start, end);
++
+ 	// return the requested view
+ 	return read_stream_view(m_output_view[outputnum], start);
+ }
+diff --git a/src/emu/sound.h b/src/emu/sound.h
+index 15f6a574..bfa45c45 100644
+--- a/src/emu/sound.h
++++ b/src/emu/sound.h
+@@ -284,6 +284,9 @@ public:
+ 		return *this;
+ 	}
+ 
++	// check basic constraints
++	bool valid() const { return m_buffer != nullptr; }
++
+ 	// return the local gain
+ 	sample_t gain() const { return m_gain; }
+ 

mame-patches/ym3802.patch

@@ -0,0 +1,13 @@
+diff --git a/src/devices/machine/ym3802.cpp b/src/devices/machine/ym3802.cpp
+index 4a8f6a7ffae..d1bf2b961f6 100644
+--- a/src/devices/machine/ym3802.cpp
++++ b/src/devices/machine/ym3802.cpp
+@@ -45,7 +45,7 @@ void ym3802_device::device_start()
+ 
+ void ym3802_device::device_reset()
+ {
+-	m_reg.clear();
++	m_reg.assign(REG_MAX, 0);
+ 	reset_irq(0xff);
+ 	transmit_register_reset();
+ 	receive_register_reset();

manifest-header.yml

@@ -0,0 +1,39 @@
+app-id: net.retrodeck.mame
+runtime: org.kde.Platform
+runtime-version: "6.5"
+sdk: org.kde.Sdk
+sdk-extensions:
+  - org.freedesktop.Sdk.Extension.llvm16
+command: mame
+
+add-extensions:
+  org.ppsspp.PPSSPP.Locale:
+    directory: share/locale
+    bundle: true
+    no-autodownload: false
+    subdirectories: false
+    autodelete: true
+    locale-subset: true
+
+finish-args:
+  - --socket=fallback-x11
+  - --socket=wayland
+  - --socket=pulseaudio
+  - --share=ipc
+  - --share=network
+  - --device=all
+  - --filesystem=home
+  - --filesystem=/run/media
+  - --filesystem=/media
+  - --filesystem=home/.var/app/com.valvesoftware.Steam
+  - --allow=multiarch
+  - --talk-name=org.freedesktop.ScreenSaver
+  - --talk-name=org.freedesktop.PowerManagement.Inhibit
+  - --talk-name=org.freedesktop.login1.Manager
+  - --talk-name=org.freedesktop.portal.Flatpak.UpdateMonitor
+  - --filesystem=xdg-run/app/com.discordapp.Discord:create
+  - --allow=bluetooth
+  - --env=SDL_VIDEO_X11_WMCLASS=net.retrodeck.mame
+  - --env=SDL_VIDEO_WAYLAND_WMCLASS=net.retrodeck.mame
+  - --unset-env=QEMU_AUDIO_DRV
+

net.retrodeck.mame

@@ -0,0 +1,167 @@
+app-id: net.retrodeck.mame
+runtime: org.kde.Platform
+runtime-version: "6.5"
+sdk: org.kde.Sdk
+sdk-extensions:
+  - org.freedesktop.Sdk.Extension.llvm16
+command: mame
+
+add-extensions:
+  org.ppsspp.PPSSPP.Locale:
+    directory: share/locale
+    bundle: true
+    no-autodownload: false
+    subdirectories: false
+    autodelete: true
+    locale-subset: true
+
+finish-args:
+  - --socket=fallback-x11
+  - --socket=wayland
+  - --socket=pulseaudio
+  - --share=ipc
+  - --share=network
+  - --device=all
+  - --filesystem=home
+  - --filesystem=/run/media
+  - --filesystem=/media
+  - --filesystem=home/.var/app/com.valvesoftware.Steam
+  - --allow=multiarch
+  - --talk-name=org.freedesktop.ScreenSaver
+  - --talk-name=org.freedesktop.PowerManagement.Inhibit
+  - --talk-name=org.freedesktop.login1.Manager
+  - --talk-name=org.freedesktop.portal.Flatpak.UpdateMonitor
+  - --filesystem=xdg-run/app/com.discordapp.Discord:create
+  - --allow=bluetooth
+  - --env=SDL_VIDEO_X11_WMCLASS=net.retrodeck.mame
+  - --env=SDL_VIDEO_WAYLAND_WMCLASS=net.retrodeck.mame
+  - --unset-env=QEMU_AUDIO_DRV
+
+  - name: mame
+    buildsystem: simple
+    build-options:
+      no-debuginfo: true
+      strip: true
+    build-commands:
+      - make
+          -j echo $(nproc)
+          CFLAGS+=-Wno-error=restrict
+          USE_QTDEBUG=0 
+          USE_WAYLAND=1
+          USE_SYSTEM_LIB_FLAC=1
+          SDL_INI_PATH='$$HOME/.APP_NAME;/app/share/APP_NAME/ini'
+          LDOPTS=-Wl,-s
+      - install -Dm 0755 mame ${FLATPAK_DEST}/bin/mame
+      - cp COPYING ${FLATPAK_DEST}/bin/
+      - cp uismall.bdf ${FLATPAK_DEST}/bin/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/
+      - cp -r artwork/ ${FLATPAK_DEST}/share/mame/
+      - cp -r bgfx/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ctrlr/ ${FLATPAK_DEST}/share/mame/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/legal/ ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/man/ ${FLATPAK_DEST}/share/mame/docs
+      - cp -r hash/ ${FLATPAK_DEST}/share/mame/
+      - cp -r hlsl/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ini/ ${FLATPAK_DEST}/share/mame/
+      - install -Dm 0644 mame.ini ${FLATPAK_DEST}/share/mame/ini/mame.ini
+      - cp -r language/ ${FLATPAK_DEST}/share/mame/
+      - cp -r plugins/ ${FLATPAK_DEST}/share/mame/
+      - cp -r roms/ ${FLATPAK_DEST}/share/mame/
+      - cp -r samples/ ${FLATPAK_DEST}/share/mame/
+    sources:
+      - type: archive
+        url: https://github.com/mamedev/mame/archive/refs/tags/mame0261.tar.gz
+        sha256: 51d5ce1563897709ceb7a924c31a70cc5ff2bec466aab8d0cc9ff3cc72b38899
+      - type: file
+        path: mame-patches/mame.ini
+      - type: patch
+        path: mame-patches/floppy.patch
+      - type: patch
+        path: mame-patches/sound.patch
+      - type: patch
+        path: mame-patches/ym3802.patchapp-id: net.retrodeck.mame
+runtime: org.kde.Platform
+runtime-version: "6.5"
+sdk: org.kde.Sdk
+sdk-extensions:
+  - org.freedesktop.Sdk.Extension.llvm16
+command: mame
+
+add-extensions:
+  org.ppsspp.PPSSPP.Locale:
+    directory: share/locale
+    bundle: true
+    no-autodownload: false
+    subdirectories: false
+    autodelete: true
+    locale-subset: true
+
+finish-args:
+  - --socket=fallback-x11
+  - --socket=wayland
+  - --socket=pulseaudio
+  - --share=ipc
+  - --share=network
+  - --device=all
+  - --filesystem=home
+  - --filesystem=/run/media
+  - --filesystem=/media
+  - --filesystem=home/.var/app/com.valvesoftware.Steam
+  - --allow=multiarch
+  - --talk-name=org.freedesktop.ScreenSaver
+  - --talk-name=org.freedesktop.PowerManagement.Inhibit
+  - --talk-name=org.freedesktop.login1.Manager
+  - --talk-name=org.freedesktop.portal.Flatpak.UpdateMonitor
+  - --filesystem=xdg-run/app/com.discordapp.Discord:create
+  - --allow=bluetooth
+  - --env=SDL_VIDEO_X11_WMCLASS=net.retrodeck.mame
+  - --env=SDL_VIDEO_WAYLAND_WMCLASS=net.retrodeck.mame
+  - --unset-env=QEMU_AUDIO_DRV
+
+modules:
+
+  - name: mame
+    buildsystem: simple
+    build-options:
+      no-debuginfo: true
+      strip: true
+    build-commands:
+      - make
+          -j echo $(nproc)
+          CFLAGS+=-Wno-error=restrict
+          USE_QTDEBUG=0 
+          USE_WAYLAND=1
+          USE_SYSTEM_LIB_FLAC=1
+          SDL_INI_PATH='$$HOME/.APP_NAME;/app/share/APP_NAME/ini'
+          LDOPTS=-Wl,-s
+      - install -Dm 0755 mame ${FLATPAK_DEST}/bin/mame
+      - cp COPYING ${FLATPAK_DEST}/bin/
+      - cp uismall.bdf ${FLATPAK_DEST}/bin/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/
+      - cp -r artwork/ ${FLATPAK_DEST}/share/mame/
+      - cp -r bgfx/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ctrlr/ ${FLATPAK_DEST}/share/mame/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/legal/ ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/man/ ${FLATPAK_DEST}/share/mame/docs
+      - cp -r hash/ ${FLATPAK_DEST}/share/mame/
+      - cp -r hlsl/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ini/ ${FLATPAK_DEST}/share/mame/
+      - install -Dm 0644 mame.ini ${FLATPAK_DEST}/share/mame/ini/mame.ini
+      - cp -r language/ ${FLATPAK_DEST}/share/mame/
+      - cp -r plugins/ ${FLATPAK_DEST}/share/mame/
+      - cp -r roms/ ${FLATPAK_DEST}/share/mame/
+      - cp -r samples/ ${FLATPAK_DEST}/share/mame/
+    sources:
+      - type: archive
+        url: https://github.com/mamedev/mame/archive/refs/tags/mame0261.tar.gz
+        sha256: 51d5ce1563897709ceb7a924c31a70cc5ff2bec466aab8d0cc9ff3cc72b38899
+      - type: file
+        path: mame-patches/mame.ini
+      - type: patch
+        path: mame-patches/floppy.patch
+      - type: patch
+        path: mame-patches/sound.patch
+      - type: patch
+        path: mame-patches/ym3802.patch

net.retrodeck.mame.yml

@@ -0,0 +1,83 @@
+app-id: net.retrodeck.mame
+runtime: org.kde.Platform
+runtime-version: "6.5"
+sdk: org.kde.Sdk
+sdk-extensions:
+  - org.freedesktop.Sdk.Extension.llvm16
+command: mame
+
+add-extensions:
+  org.ppsspp.PPSSPP.Locale:
+    directory: share/locale
+    bundle: true
+    no-autodownload: false
+    subdirectories: false
+    autodelete: true
+    locale-subset: true
+
+finish-args:
+  - --socket=fallback-x11
+  - --socket=wayland
+  - --socket=pulseaudio
+  - --share=ipc
+  - --share=network
+  - --device=all
+  - --filesystem=home
+  - --filesystem=/run/media
+  - --filesystem=/media
+  - --filesystem=home/.var/app/com.valvesoftware.Steam
+  - --allow=multiarch
+  - --talk-name=org.freedesktop.ScreenSaver
+  - --talk-name=org.freedesktop.PowerManagement.Inhibit
+  - --talk-name=org.freedesktop.login1.Manager
+  - --talk-name=org.freedesktop.portal.Flatpak.UpdateMonitor
+  - --filesystem=xdg-run/app/com.discordapp.Discord:create
+  - --allow=bluetooth
+  - --env=SDL_VIDEO_X11_WMCLASS=net.retrodeck.mame
+  - --env=SDL_VIDEO_WAYLAND_WMCLASS=net.retrodeck.mame
+  - --unset-env=QEMU_AUDIO_DRV
+
+  - name: mame
+    buildsystem: simple
+    build-options:
+      no-debuginfo: true
+      strip: true
+    build-commands:
+      - make
+          -j echo $(nproc)
+          CFLAGS+=-Wno-error=restrict
+          USE_QTDEBUG=0 
+          USE_WAYLAND=1
+          USE_SYSTEM_LIB_FLAC=1
+          SDL_INI_PATH='$$HOME/.APP_NAME;/app/share/APP_NAME/ini'
+          LDOPTS=-Wl,-s
+      - install -Dm 0755 mame ${FLATPAK_DEST}/bin/mame
+      - cp COPYING ${FLATPAK_DEST}/bin/
+      - cp uismall.bdf ${FLATPAK_DEST}/bin/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/
+      - cp -r artwork/ ${FLATPAK_DEST}/share/mame/
+      - cp -r bgfx/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ctrlr/ ${FLATPAK_DEST}/share/mame/
+      - mkdir -p ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/legal/ ${FLATPAK_DEST}/share/mame/docs/
+      - cp -r docs/man/ ${FLATPAK_DEST}/share/mame/docs
+      - cp -r hash/ ${FLATPAK_DEST}/share/mame/
+      - cp -r hlsl/ ${FLATPAK_DEST}/share/mame/
+      - cp -r ini/ ${FLATPAK_DEST}/share/mame/
+      - install -Dm 0644 mame.ini ${FLATPAK_DEST}/share/mame/ini/mame.ini
+      - cp -r language/ ${FLATPAK_DEST}/share/mame/
+      - cp -r plugins/ ${FLATPAK_DEST}/share/mame/
+      - cp -r roms/ ${FLATPAK_DEST}/share/mame/
+      - cp -r samples/ ${FLATPAK_DEST}/share/mame/
+    sources:
+      - type: archive
+        url: https://github.com/mamedev/mame/archive/refs/tags/mame0261.tar.gz
+        sha256: 51d5ce1563897709ceb7a924c31a70cc5ff2bec466aab8d0cc9ff3cc72b38899
+      - type: file
+        path: mame-patches/mame.ini
+      - type: patch
+        path: mame-patches/floppy.patch
+      - type: patch
+        path: mame-patches/sound.patch
+      - type: patch
+        path: mame-patches/ym3802.patch