backend-infra-engineer: Release v0.3.9-hotfix7 snapshot

test/standalone/test_sdl3_audio_compile.cc

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+// test_sdl3_audio_compile.cc - Standalone compile test for SDL3 audio backend
+// This verifies the SDL3 audio backend compiles without errors
+// Compile with: g++ -std=c++17 -DYAZE_USE_SDL3 -I../../src -c test_sdl3_audio_compile.cc
+
+// Mock the dependencies to test compilation
+namespace yaze {
+namespace log {
+inline void Log(const char* level, const char* tag, const char* fmt, ...) {}
+}  // namespace log
+}  // namespace yaze
+
+#define LOG_INFO(tag, ...) yaze::log::Log("INFO", tag, __VA_ARGS__)
+#define LOG_WARN(tag, ...) yaze::log::Log("WARN", tag, __VA_ARGS__)
+#define LOG_ERROR(tag, ...) yaze::log::Log("ERROR", tag, __VA_ARGS__)
+
+// Define YAZE_USE_SDL3 to enable SDL3 backend
+#define YAZE_USE_SDL3
+
+// Include the actual implementation files to test compilation
+#include "../../src/app/emu/audio/audio_backend.h"
+
+// Mock SDL3 functions for compile test only
+#ifdef YAZE_USE_SDL3
+
+struct SDL_AudioSpec {
+  int format;
+  int channels;
+  int freq;
+};
+
+struct SDL_AudioStream;
+typedef unsigned int SDL_AudioDeviceID;
+typedef int SDL_AudioFormat;
+
+#define SDL_AUDIO_S16 0x8010
+#define SDL_AUDIO_F32 0x8120
+#define SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK 0
+
+// Mock SDL3 functions
+SDL_AudioStream* SDL_OpenAudioDeviceStream(SDL_AudioDeviceID id,
+                                           const SDL_AudioSpec* spec,
+                                           void* callback, void* userdata) {
+  return nullptr;
+}
+
+SDL_AudioDeviceID SDL_GetAudioStreamDevice(SDL_AudioStream* stream) {
+  return 0;
+}
+
+int SDL_GetAudioDeviceFormat(SDL_AudioDeviceID device, SDL_AudioSpec* spec,
+                             int* sample_frames) {
+  return 0;
+}
+
+int SDL_ResumeAudioDevice(SDL_AudioDeviceID device) {
+  return 0;
+}
+
+int SDL_PauseAudioDevice(SDL_AudioDeviceID device) {
+  return 0;
+}
+
+bool SDL_IsAudioDevicePaused(SDL_AudioDeviceID device) {
+  return false;
+}
+
+void SDL_DestroyAudioStream(SDL_AudioStream* stream) {}
+
+int SDL_PutAudioStreamData(SDL_AudioStream* stream, const void* buf, int len) {
+  return 0;
+}
+
+int SDL_GetAudioStreamQueued(SDL_AudioStream* stream) {
+  return 0;
+}
+
+int SDL_GetAudioStreamAvailable(SDL_AudioStream* stream) {
+  return 0;
+}
+
+int SDL_GetAudioStreamData(SDL_AudioStream* stream, void* buf, int len) {
+  return 0;
+}
+
+void SDL_ClearAudioStream(SDL_AudioStream* stream) {}
+
+SDL_AudioStream* SDL_CreateAudioStream(const SDL_AudioSpec* src_spec,
+                                       const SDL_AudioSpec* dst_spec) {
+  return nullptr;
+}
+
+const char* SDL_GetError() {
+  return "Mock error";
+}
+
+// Now include the SDL3 implementation
+#include "../../src/app/emu/audio/sdl3_audio_backend.cc"
+
+#endif  // YAZE_USE_SDL3
+
+// Simple test to verify it compiles
+int main() {
+  #ifdef YAZE_USE_SDL3
+  yaze::emu::audio::SDL3AudioBackend backend;
+
+  yaze::emu::audio::AudioConfig config;
+  config.sample_rate = 48000;
+  config.channels = 2;
+  config.buffer_frames = 1024;
+  config.format = yaze::emu::audio::SampleFormat::INT16;
+
+  // Just verify the interface is correct
+  bool initialized = backend.IsInitialized();
+  std::string name = backend.GetBackendName();
+  float volume = backend.GetVolume();
+  backend.SetVolume(0.5f);
+
+  return (name == "SDL3") ? 0 : 1;
+  #else
+  return 0;
+  #endif
+}