Add auto save state on end.

config.def.h

@@ -277,6 +277,11 @@ static const bool block_sram_overwrite = false;
 // When the ROM is loaded, state index will be set to the highest existing value.
 static const bool savestate_auto_index = false;
 
+// Automatically saves a savestate at the end of RetroArch's lifetime.
+// The path is $SRAM_PATH.auto.
+// RetroArch will automatically load any savestate with this path on startup.
+static const bool savestate_auto_save = false;
+
 // Slowmotion ratio.
 static const float slowmotion_ratio = 3.0;
 

general.h

@@ -181,6 +181,7 @@ struct settings
 
    bool block_sram_overwrite;
    bool savestate_auto_index;
+   bool savestate_auto_save;
 
    bool network_cmd_enable;
    uint16_t network_cmd_port;

retroarch.c

@@ -1642,6 +1642,18 @@ static void load_auto_state(void)
    }
 }
 
+static void save_auto_state(void)
+{
+   if (!g_settings.savestate_auto_save)
+      return;
+
+   char savestate_name_auto[PATH_MAX];
+   fill_pathname_noext(savestate_name_auto, g_extern.savestate_name,
+         ".auto", sizeof(savestate_name_auto));
+
+   save_state(savestate_name_auto);
+}
+
 void rarch_load_state(void)
 {
    char load_path[PATH_MAX];
@@ -2558,6 +2570,8 @@ void rarch_main_deinit(void)
    deinit_movie();
 #endif
 
+   save_auto_state();
+
    pretro_unload_game();
    pretro_deinit();
    uninit_drivers();

retroarch.cfg

@@ -8,6 +8,11 @@
 # This will be overridden by explicit command line options.
 # savestate_directory =
 
+# Automatically saves a savestate at the end of RetroArch's lifetime.
+# The path is $SRAM_PATH.auto.
+# RetroArch will automatically load any savestate with this path on startup.
+# savestate_auto_save = false
+
 # Load libretro from a dynamic location for dynamically built RetroArch.
 # This option is mandatory.
 # libretro_path = "/path/to/libretro.so"

settings.c

@@ -189,6 +189,7 @@ void config_set_defaults(void)
 
    g_settings.block_sram_overwrite = block_sram_overwrite;
    g_settings.savestate_auto_index = savestate_auto_index;
+   g_settings.savestate_auto_save  = savestate_auto_save;
    g_settings.network_cmd_enable   = network_cmd_enable;
    g_settings.network_cmd_port     = network_cmd_port;
 
@@ -458,6 +459,7 @@ bool config_load_file(const char *path)
 
    CONFIG_GET_BOOL(block_sram_overwrite, "block_sram_overwrite");
    CONFIG_GET_BOOL(savestate_auto_index, "savestate_auto_index");
+   CONFIG_GET_BOOL(savestate_auto_save, "savestate_auto_save");
 
    CONFIG_GET_BOOL(network_cmd_enable, "network_cmd_enable");
    CONFIG_GET_INT(network_cmd_port, "network_cmd_port");