infra: Fix updater for old Ava users (#6441)

* Add binaries with both names to release archives

* Add migration code for the new filename

* Add Ryujinx.Ava to all win/linux releases for a while

.github/workflows/release.yml

@@ -104,37 +104,30 @@ jobs:
         if: matrix.platform.os == 'windows-latest'
         run: |
           pushd publish_ava
+          cp publish/Ryujinx.exe publish/Ryujinx.Ava.exe
           7z a ../release_output/ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.zip publish
+          7z a ../release_output/test-ava-ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.zip publish
           popd
 
           pushd publish_sdl2_headless
           7z a ../release_output/sdl2-ryujinx-headless-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.zip publish
           popd
-
-          pushd publish_ava
-          mv publish/Ryujinx.exe publish/Ryujinx.Ava.exe
-          7z a ../release_output/test-ava-ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.zip publish
-          popd
         shell: bash
 
       - name: Packing Linux builds
         if: matrix.platform.os == 'ubuntu-latest'
         run: |
           pushd publish_ava
-          chmod +x publish/Ryujinx.sh publish/Ryujinx
+          cp publish/Ryujinx publish/Ryujinx.Ava
+          chmod +x publish/Ryujinx.sh publish/Ryujinx.Ava publish/Ryujinx
           tar -czvf ../release_output/ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.tar.gz publish
+          tar -czvf ../release_output/test-ava-ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.tar.gz publish
           popd
 
           pushd publish_sdl2_headless
           chmod +x publish/Ryujinx.sh publish/Ryujinx.Headless.SDL2
           tar -czvf ../release_output/sdl2-ryujinx-headless-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.tar.gz publish
           popd
-
-          pushd publish_ava
-          mv publish/Ryujinx publish/Ryujinx.Ava
-          chmod +x publish/Ryujinx.sh publish/Ryujinx.Ava
-          tar -czvf ../release_output/test-ava-ryujinx-${{ steps.version_info.outputs.build_version }}-${{ matrix.platform.zip_os_name }}.tar.gz publish
-          popd
         shell: bash
 
       - name: Pushing new release

src/Ryujinx/Modules/Updater/Updater.cs

@@ -298,7 +298,14 @@ namespace Ryujinx.Modules
                     else
                     {
                         // Find the process name.
-                        string ryuName = Path.GetFileName(Environment.ProcessPath);
+                        string ryuName = Path.GetFileName(Environment.ProcessPath) ?? string.Empty;
+
+                        // Migration: Start the updated binary.
+                        // TODO: Remove this in a future update.
+                        if (ryuName.StartsWith("Ryujinx.Ava"))
+                        {
+                            ryuName = ryuName.Replace(".Ava", "");
+                        }
 
                         // Some operating systems can see the renamed executable, so strip off the .ryuold if found.
                         if (ryuName.EndsWith(".ryuold"))
@@ -307,7 +314,7 @@ namespace Ryujinx.Modules
                         }
 
                         // Fallback if the executable could not be found.
-                        if (!Path.Exists(Path.Combine(executableDirectory, ryuName)))
+                        if (ryuName.Length == 0 || !Path.Exists(Path.Combine(executableDirectory, ryuName)))
                         {
                             ryuName = OperatingSystem.IsWindows() ? "Ryujinx.exe" : "Ryujinx";
                         }
@@ -759,6 +766,43 @@ namespace Ryujinx.Modules
             {
                 File.Delete(file);
             }
+
+            // Migration: Delete old Ryujinx binary.
+            // TODO: Remove this in a future update.
+            if (!OperatingSystem.IsMacOS())
+            {
+                string[] oldRyuFiles = Directory.GetFiles(_homeDir, "Ryujinx.Ava*", SearchOption.TopDirectoryOnly);
+                // Assume we are running the new one if the process path is not available.
+                // This helps to prevent an infinite loop of restarts.
+                string currentRyuName = Path.GetFileName(Environment.ProcessPath) ?? (OperatingSystem.IsWindows() ? "Ryujinx.exe" : "Ryujinx");
+
+                string newRyuName = Path.Combine(_homeDir, currentRyuName.Replace(".Ava", ""));
+                if (!currentRyuName.Contains("Ryujinx.Ava"))
+                {
+                    foreach (string oldRyuFile in oldRyuFiles)
+                    {
+                        File.Delete(oldRyuFile);
+                    }
+                }
+                // Should we be running the old binary, start the new one if possible.
+                else if (File.Exists(newRyuName))
+                {
+                    ProcessStartInfo processStart = new(newRyuName)
+                    {
+                        UseShellExecute = true,
+                        WorkingDirectory = _homeDir,
+                    };
+
+                    foreach (string argument in CommandLineState.Arguments)
+                    {
+                        processStart.ArgumentList.Add(argument);
+                    }
+
+                    Process.Start(processStart);
+
+                    Environment.Exit(0);
+                }
+            }
         }
     }
 }