Add instant log flush option (#209)

src/android/app/src/main/java/org/citra/citra_emu/features/settings/model/BooleanSetting.kt

@@ -13,7 +13,8 @@ enum class BooleanSetting(
     ASYNC_SHADERS("async_shader_compilation", Settings.SECTION_RENDERER, false),
     PLUGIN_LOADER("plugin_loader", Settings.SECTION_SYSTEM, false),
     ALLOW_PLUGIN_LOADER("allow_plugin_loader", Settings.SECTION_SYSTEM, true),
-    SWAP_SCREEN("swap_screen", Settings.SECTION_LAYOUT, false);
+    SWAP_SCREEN("swap_screen", Settings.SECTION_LAYOUT, false),
+    INSTANT_DEBUG_LOG("instant_debug_log", Settings.SECTION_DEBUG, false);
 
     override var boolean: Boolean = defaultValue
 

src/android/app/src/main/java/org/citra/citra_emu/features/settings/ui/SettingsFragmentPresenter.kt

@@ -986,6 +986,15 @@ class SettingsFragmentPresenter(private val fragmentView: SettingsFragmentView)
                     IntSetting.DEBUG_RENDERER.defaultValue
                 )
             )
+            add(
+                SwitchSetting(
+                    BooleanSetting.INSTANT_DEBUG_LOG,
+                    R.string.instant_debug_log,
+                    R.string.instant_debug_log_desc,
+                    BooleanSetting.INSTANT_DEBUG_LOG.key,
+                    BooleanSetting.INSTANT_DEBUG_LOG.defaultValue
+                )
+            )
         }
     }
 

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

@@ -262,6 +262,7 @@ void Config::ReadValues() {
     ReadSetting("Debugging", Settings::values.renderer_debug);
     ReadSetting("Debugging", Settings::values.use_gdbstub);
     ReadSetting("Debugging", Settings::values.gdbstub_port);
+    ReadSetting("Debugging", Settings::values.instant_debug_log);
 
     for (const auto& service_module : Service::service_module_map) {
         bool use_lle = sdl2_config->GetBoolean("Debugging", "LLE\\" + service_module.name, false);

src/android/app/src/main/jni/default_ini.h

@@ -357,6 +357,10 @@ renderer_debug =
 use_gdbstub=false
 gdbstub_port=24689
 
+# Flush log output on every message
+# Immediately commits the debug log to file. Use this if citra crashes and the log output is being cut.
+instant_debug_log =
+
 # To LLE a service module add "LLE\<module name>=true"
 
 [WebService]

src/android/app/src/main/res/values/strings.xml

@@ -703,5 +703,7 @@
     <string name="miscellaneous">Miscellaneous</string>
     <string name="use_artic_base_controller">Use Artic Controller when connected to Artic Base Server</string>
     <string name="use_artic_base_controller_desc">Use the controls provided by Artic Base Server when connected to it instead of the configured input device.</string>
+    <string name="instant_debug_log">Flush log output on every message</string>
+    <string name="instant_debug_log_desc">Immediately commits the debug log to file. Use this if citra crashes and the log output is being cut.</string>
 
 </resources>