SDL: Save settings on exit

include/core/render.hpp

@@ -386,7 +386,6 @@ private:
 	std::map<size_t, page> memory;
 };
 
-
 /**
  * Clip range inside another.
  *

include/platform/sdl/platform.hpp

@@ -421,6 +421,8 @@ void notify_emulator_exit();
  * The user interface loop. Call in UI thread. notify_emulator_exit() causes this to return.
  */
 void ui_loop();
-
-
+/**
+ * Save the config.
+ */
+void lsnes_sdl_save_config();
 #endif

src/platform/sdl/Makefile

@@ -1,5 +1,5 @@
 ifeq ($(GRAPHICS), SDL)
-OBJECTS = commandline.$(OBJECT_SUFFIX) drawprim.$(OBJECT_SUFFIX) graphicsfn.$(OBJECT_SUFFIX) keyboard.$(OBJECT_SUFFIX) main.$(OBJECT_SUFFIX) thread.$(OBJECT_SUFFIX) status.$(OBJECT_SUFFIX)
+OBJECTS = commandline.$(OBJECT_SUFFIX) drawprim.$(OBJECT_SUFFIX) graphicsfn.$(OBJECT_SUFFIX) keyboard.$(OBJECT_SUFFIX) main.$(OBJECT_SUFFIX) thread.$(OBJECT_SUFFIX) status.$(OBJECT_SUFFIX) savesettings.$(OBJECT_SUFFIX)
 SDL_CFLAGS += $(shell $(CROSS_PREFIX)sdl-config --cflags)
 SDL_LDFLAGS += $(shell $(CROSS_PREFIX)sdl-config --libs)
 else

src/platform/sdl/main.cpp

@@ -232,6 +232,7 @@ int main(int argc, char** argv)
 		fatal_error();
 		return 1;
 	}
+	lsnes_sdl_save_config();
 	rrdata::close();
 	platform::quit();
 	quit_lua();

src/platform/sdl/savesettings.cpp

@@ -0,0 +1,94 @@
+#include "core/command.hpp"
+#include "core/controller.hpp"
+#include "core/dispatch.hpp"
+#include "core/framerate.hpp"
+#include "lua/lua.hpp"
+#include "core/mainloop.hpp"
+#include "core/misc.hpp"
+#include "core/moviedata.hpp"
+#include "core/rom.hpp"
+#include "core/rrdata.hpp"
+#include "core/settings.hpp"
+#include "core/window.hpp"
+#include "library/zip.hpp"
+
+
+namespace
+{
+	void write_configuration(const std::string& cfg)
+	{
+		std::ofstream cfgfile(cfg.c_str());
+		//Joystick axis.
+		for(auto i : keygroup::get_axis_set()) {
+			keygroup* k = keygroup::lookup_by_name(i);
+			auto p = k->get_parameters();
+			cfgfile << "set-axis " << i << " ";
+			switch(p.ktype) {
+			case keygroup::KT_DISABLED:		cfgfile << "disabled";		break;
+			case keygroup::KT_AXIS_PAIR:		cfgfile << "axis";		break;
+			case keygroup::KT_AXIS_PAIR_INVERSE:	cfgfile << "axis-inverse";	break;
+			case keygroup::KT_PRESSURE_M0:		cfgfile << "pressure-0";	break;
+			case keygroup::KT_PRESSURE_MP:		cfgfile << "pressure-+";	break;
+			case keygroup::KT_PRESSURE_0M:		cfgfile << "pressure0-";	break;
+			case keygroup::KT_PRESSURE_0P:		cfgfile << "pressure0+";	break;
+			case keygroup::KT_PRESSURE_PM:		cfgfile << "pressure+-";	break;
+			case keygroup::KT_PRESSURE_P0:		cfgfile << "pressure+0";	break;
+			};
+			cfgfile << " minus=" << p.cal_left << " zero=" << p.cal_center << " plus=" << p.cal_right
+				<< " tolerance=" << p.cal_tolerance << std::endl;
+		}
+		//Settings.
+		for(auto i : setting::get_settings_set()) {
+			if(!setting::is_set(i))
+				cfgfile << "unset-setting " << i << std::endl;
+			else
+				cfgfile << "set-setting " << i << " " << setting::get(i) << std::endl;
+		}
+		//Aliases.
+		for(auto i : command::get_aliases()) {
+			std::string old_alias_value = command::get_alias_for(i);
+			while(old_alias_value != "") {
+				std::string aliasline;
+				size_t s = old_alias_value.find_first_of("\n");
+				if(s < old_alias_value.length()) {
+					aliasline = old_alias_value.substr(0, s);
+					old_alias_value = old_alias_value.substr(s + 1);
+				} else {
+					aliasline = old_alias_value;
+					old_alias_value = "";
+				}
+				cfgfile << "alias-command " << i << " " << aliasline << std::endl;
+			}
+		}
+		//Keybindings.
+		for(auto i : keymapper::get_bindings()) {
+			std::string i2 = i;
+			size_t s = i2.find_first_of("|");
+			size_t s2 = i2.find_first_of("/");
+			if(s > i2.length() || s2 > s)
+				continue;
+			std::string key = i2.substr(s + 1);
+			std::string mod = i2.substr(0, s2);
+			std::string modspec = i2.substr(s2 + 1, s - s2 - 1);
+			std::string old_command_value = keymapper::get_command_for(i);
+			if(mod != "" || modspec != "")
+				cfgfile << "bind-key " << mod << "/" << modspec << " " << key << " "
+					<< old_command_value << std::endl;
+			else
+				cfgfile << "bind-key " << key << " " << old_command_value << std::endl;
+		}
+	}
+}
+
+void lsnes_sdl_save_config()
+{
+	std::string cfg = get_config_path() + "/lsnes.rc";
+	std::string cfgn = cfg + ".new";
+	write_configuration(cfg + ".new");
+#if defined(_WIN32) || defined(_WIN64) || defined(TEST_WIN32_CODE)
+	//Grumble, Windows seemingly can't do this atomically.
+	remove(cfg.c_str());
+#endif
+	rename(cfgn.c_str(), cfg.c_str());
+	
+}