Merge pull request #11942 from t895/log-version

android: Adjust log lifecycle

src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt

@@ -462,12 +462,12 @@ object NativeLibrary {
     }
 
     fun setEmulationActivity(emulationActivity: EmulationActivity?) {
-        Log.verbose("[NativeLibrary] Registering EmulationActivity.")
+        Log.debug("[NativeLibrary] Registering EmulationActivity.")
         sEmulationActivity = WeakReference(emulationActivity)
     }
 
     fun clearEmulationActivity() {
-        Log.verbose("[NativeLibrary] Unregistering EmulationActivity.")
+        Log.debug("[NativeLibrary] Unregistering EmulationActivity.")
         sEmulationActivity.clear()
     }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt

@@ -47,6 +47,7 @@ import org.yuzu.yuzu_emu.model.EmulationViewModel
 import org.yuzu.yuzu_emu.model.Game
 import org.yuzu.yuzu_emu.utils.ForegroundService
 import org.yuzu.yuzu_emu.utils.InputHandler
+import org.yuzu.yuzu_emu.utils.Log
 import org.yuzu.yuzu_emu.utils.MemoryUtil
 import org.yuzu.yuzu_emu.utils.NfcReader
 import org.yuzu.yuzu_emu.utils.ThemeHelper
@@ -80,6 +81,7 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        Log.gameLaunched = true
         ThemeHelper.setTheme(this)
 
         super.onCreate(savedInstanceState)

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/HomeSettingsFragment.kt

@@ -42,6 +42,7 @@ import org.yuzu.yuzu_emu.model.HomeViewModel
 import org.yuzu.yuzu_emu.ui.main.MainActivity
 import org.yuzu.yuzu_emu.utils.FileUtil
 import org.yuzu.yuzu_emu.utils.GpuDriverHelper
+import org.yuzu.yuzu_emu.utils.Log
 
 class HomeSettingsFragment : Fragment() {
     private var _binding: FragmentHomeSettingsBinding? = null
@@ -312,19 +313,32 @@ class HomeSettingsFragment : Fragment() {
         }
     }
 
+    // Share the current log if we just returned from a game but share the old log
+    // if we just started the app and the old log exists.
     private fun shareLog() {
-        val file = DocumentFile.fromSingleUri(
+        val currentLog = DocumentFile.fromSingleUri(
             mainActivity,
             DocumentsContract.buildDocumentUri(
                 DocumentProvider.AUTHORITY,
                 "${DocumentProvider.ROOT_ID}/log/yuzu_log.txt"
             )
         )!!
-        if (file.exists()) {
-            val intent = Intent(Intent.ACTION_SEND)
-                .setDataAndType(file.uri, FileUtil.TEXT_PLAIN)
-                .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
-                .putExtra(Intent.EXTRA_STREAM, file.uri)
+        val oldLog = DocumentFile.fromSingleUri(
+            mainActivity,
+            DocumentsContract.buildDocumentUri(
+                DocumentProvider.AUTHORITY,
+                "${DocumentProvider.ROOT_ID}/log/yuzu_log.txt.old.txt"
+            )
+        )!!
+
+        val intent = Intent(Intent.ACTION_SEND)
+            .setDataAndType(currentLog.uri, FileUtil.TEXT_PLAIN)
+            .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+        if (!Log.gameLaunched && oldLog.exists()) {
+            intent.putExtra(Intent.EXTRA_STREAM, oldLog.uri)
+            startActivity(Intent.createChooser(intent, getText(R.string.share_log)))
+        } else if (currentLog.exists()) {
+            intent.putExtra(Intent.EXTRA_STREAM, currentLog.uri)
             startActivity(Intent.createChooser(intent, getText(R.string.share_log)))
         } else {
             Toast.makeText(

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/Log.kt

@@ -3,38 +3,17 @@
 
 package org.yuzu.yuzu_emu.utils
 
-import android.util.Log
-import org.yuzu.yuzu_emu.BuildConfig
-
-/**
- * Contains methods that call through to [android.util.Log], but
- * with the same TAG automatically provided. Also no-ops VERBOSE and DEBUG log
- * levels in release builds.
- */
 object Log {
-    private const val TAG = "Yuzu Frontend"
+    // Tracks whether we should share the old log or the current log
+    var gameLaunched = false
 
-    fun verbose(message: String) {
-        if (BuildConfig.DEBUG) {
-            Log.v(TAG, message)
-        }
-    }
+    external fun debug(message: String)
 
-    fun debug(message: String) {
-        if (BuildConfig.DEBUG) {
-            Log.d(TAG, message)
-        }
-    }
+    external fun warning(message: String)
 
-    fun info(message: String) {
-        Log.i(TAG, message)
-    }
+    external fun info(message: String)
 
-    fun warning(message: String) {
-        Log.w(TAG, message)
-    }
+    external fun error(message: String)
 
-    fun error(message: String) {
-        Log.e(TAG, message)
-    }
+    external fun critical(message: String)
 }

src/android/app/src/main/jni/CMakeLists.txt

@@ -18,6 +18,7 @@ add_library(yuzu-android SHARED
     native_config.cpp
     uisettings.cpp
     game_metadata.cpp
+    native_log.cpp
 )
 
 set_property(TARGET yuzu-android PROPERTY IMPORTED_LOCATION ${FFmpeg_LIBRARY_DIR})

src/android/app/src/main/jni/native.cpp

@@ -248,6 +248,11 @@ void EmulationSession::ConfigureFilesystemProvider(const std::string& filepath)
 }
 
 void EmulationSession::InitializeSystem() {
+    // Initialize logging system
+    Common::Log::Initialize();
+    Common::Log::SetColorConsoleBackendEnabled(true);
+    Common::Log::Start();
+
     // Initialize filesystem.
     m_system.SetFilesystem(m_vfs);
     m_system.GetUserChannel().clear();
@@ -462,10 +467,6 @@ void EmulationSession::OnEmulationStopped(Core::SystemResultStatus result) {
 }
 
 static Core::SystemResultStatus RunEmulation(const std::string& filepath) {
-    Common::Log::Initialize();
-    Common::Log::SetColorConsoleBackendEnabled(true);
-    Common::Log::Start();
-
     MicroProfileOnThreadCreate("EmuThread");
     SCOPE_EXIT({ MicroProfileShutdown(); });
 

src/android/app/src/main/jni/native_log.cpp

@@ -0,0 +1,31 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <common/logging/log.h>
+#include <jni.h>
+
+#include "android_common/android_common.h"
+
+extern "C" {
+
+void Java_org_yuzu_yuzu_1emu_utils_Log_debug(JNIEnv* env, jobject obj, jstring jmessage) {
+    LOG_DEBUG(Frontend, "{}", GetJString(env, jmessage));
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_Log_warning(JNIEnv* env, jobject obj, jstring jmessage) {
+    LOG_WARNING(Frontend, "{}", GetJString(env, jmessage));
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_Log_info(JNIEnv* env, jobject obj, jstring jmessage) {
+    LOG_INFO(Frontend, "{}", GetJString(env, jmessage));
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_Log_error(JNIEnv* env, jobject obj, jstring jmessage) {
+    LOG_ERROR(Frontend, "{}", GetJString(env, jmessage));
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_Log_critical(JNIEnv* env, jobject obj, jstring jmessage) {
+    LOG_CRITICAL(Frontend, "{}", GetJString(env, jmessage));
+}
+
+} // extern "C"