[*] basic in-house cpp linting (#4039)

- add `#pragma once` to remainder files
- "correcter" defines (ANDROID), see https://groups.google.com/g/android-ndk/c/cf9_f1SLXls
- extra miscelly fixups

Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4039
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: crueter <crueter@eden-emu.dev>

src/qt_common/util/applet.h

@@ -1,9 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_APPLET_UTIL_H
-#define QT_APPLET_UTIL_H
+#pragma once
 
 // TODO
 namespace QtCommon::Applets {}
-#endif // QT_APPLET_UTIL_H

src/qt_common/util/content.h

@@ -1,8 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_CONTENT_UTIL_H
-#define QT_CONTENT_UTIL_H
+#pragma once
 
 #include <QObject>
 #include "common/common_types.h"
@@ -63,4 +62,3 @@ void configureFilesystemProvider(const std::string& filepath);
 // Profiles //
 void FixProfiles();
 } // namespace QtCommon::Content
-#endif // QT_CONTENT_UTIL_H

src/qt_common/util/fs.h

@@ -1,12 +1,12 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+#pragma once
+
 #include <filesystem>
 #include <optional>
 #include "common/common_types.h"
 
-#pragma once
-
 namespace QtCommon::FS {
 
 void LinkRyujinx(std::filesystem::path& from, std::filesystem::path& to);

src/qt_common/util/game.h

@@ -1,8 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_GAME_UTIL_H
-#define QT_GAME_UTIL_H
+#pragma once
 
 #include <QObject>
 #include <QStandardPaths>
@@ -78,5 +77,3 @@ void CreateHomeMenuShortcut(ShortcutTarget target);
 [[nodiscard]] bool SaveIconToFile(const std::filesystem::path& icon_path, const QImage& image);
 
 } // namespace QtCommon::Game
-
-#endif // QT_GAME_UTIL_H

src/qt_common/util/meta.h

@@ -1,8 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_META_H
-#define QT_META_H
+#pragma once
 
 #include <QObject>
 
@@ -12,4 +11,3 @@ namespace QtCommon::Meta {
 void RegisterMetaTypes();
 
 } // namespace QtCommon::Meta
-#endif // QT_META_H

src/qt_common/util/path.h

@@ -1,8 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_PATH_UTIL_H
-#define QT_PATH_UTIL_H
+#pragma once
 
 #include <QObject>
 #include "common/common_types.h"
@@ -10,5 +9,3 @@
 namespace QtCommon::Path {
 bool OpenShaderCache(u64 program_id, QObject* parent);
 }
-
-#endif // QT_PATH_UTIL_H

src/qt_common/util/rom.h

@@ -1,16 +1,11 @@
 // SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#ifndef QT_ROM_UTIL_H
-#define QT_ROM_UTIL_H
+#pragma once
 
 #include <cstddef>
 #include "qt_common/qt_common.h"
 
 namespace QtCommon::ROM {
-
-bool RomFSRawCopy(size_t total_size, size_t& read_size, QtProgressCallback callback,
-                  const FileSys::VirtualDir& src, const FileSys::VirtualDir& dest, bool full);
-
+bool RomFSRawCopy(size_t total_size, size_t& read_size, QtProgressCallback callback, const FileSys::VirtualDir& src, const FileSys::VirtualDir& dest, bool full);
 }
-#endif // QT_ROM_UTIL_H