(settings data) Bring back setting_data_save_config

settings_data.c

@@ -38,6 +38,13 @@ static const char* get_input_config_prefix(const rarch_setting_t* setting)
    return buffer;
 }
 
+static const char* get_input_config_key(const rarch_setting_t* setting, const char* type)
+{
+   static char buffer[64];
+   snprintf(buffer, 64, "%s_%s%c%s", get_input_config_prefix(setting), setting->name, type ? '_' : '\0', type);
+   return buffer;
+}
+
 //FIXME - make portable
 #ifdef APPLE
 static const char* get_key_name(const rarch_setting_t* setting)
@@ -57,6 +64,32 @@ static const char* get_key_name(const rarch_setting_t* setting)
 }
 #endif
 
+static const char* get_button_name(const rarch_setting_t* setting)
+{
+   static char buffer[32];
+
+   if (BINDFOR(*setting).joykey == NO_BTN)
+      return "nul";
+
+   snprintf(buffer, 32, "%lld", (long long int)(BINDFOR(*setting).joykey));
+   return buffer;
+}
+
+static const char* get_axis_name(const rarch_setting_t* setting)
+{
+   static char buffer[32];
+   uint32_t joyaxis = BINDFOR(*setting).joyaxis;
+
+   if (AXIS_NEG_GET(joyaxis) != AXIS_DIR_NONE)
+      snprintf(buffer, 8, "-%d", AXIS_NEG_GET(joyaxis));
+   else if (AXIS_POS_GET(joyaxis) != AXIS_DIR_NONE)
+      snprintf(buffer, 8, "+%d", AXIS_POS_GET(joyaxis));
+   else
+      return "nul";
+
+   return buffer;
+}
+
 void setting_data_reset_setting(const rarch_setting_t* setting)
 {
    switch (setting->type)
@@ -167,6 +200,55 @@ bool setting_data_load_config_path(const rarch_setting_t* settings, const char*
    return config;
 }
 
+bool setting_data_save_config(const rarch_setting_t* settings, config_file_t* config)
+{
+   const rarch_setting_t *setting;
+
+   if (!config)
+      return false;
+
+   for (setting = settings; setting->type != ST_NONE; setting++)
+   {
+      switch (setting->type)
+      {
+         case ST_BOOL:
+            config_set_bool(config, setting->name, *setting->value.boolean);
+            break;
+         case ST_PATH:
+            config_set_path(config, setting->name, setting->value.string);
+            break;
+         case ST_STRING:
+            config_set_string(config, setting->name, setting->value.string);
+            break;
+         case ST_INT:
+            ENFORCE_RANGE(setting, integer);
+            config_set_int(config, setting->name, *setting->value.integer);
+            break;
+         case ST_UINT:
+            ENFORCE_RANGE(setting, unsigned_integer);
+            config_set_uint64(config, setting->name, *setting->value.unsigned_integer);
+            break;
+         case ST_FLOAT:
+            ENFORCE_RANGE(setting, fraction);
+            config_set_float(config, setting->name, *setting->value.fraction);
+            break;
+         case ST_BIND:
+            //FIXME: make portable
+#ifdef APPLE
+            config_set_string(config, get_input_config_key(setting, 0 ), get_key_name(setting));
+#endif
+            config_set_string(config, get_input_config_key(setting, "btn" ), get_button_name(setting));
+            config_set_string(config, get_input_config_key(setting, "axis"), get_axis_name(setting));
+            break;
+         case ST_HEX:
+            break;
+         default:
+            break;
+      }
+   }
+
+   return true;
+}
 
 rarch_setting_t* setting_data_find_setting(rarch_setting_t* settings, const char* name)
 {

settings_data.h

@@ -99,6 +99,7 @@ void setting_data_reset_setting(const rarch_setting_t* setting);
 void setting_data_reset(const rarch_setting_t* settings);
 
 bool setting_data_load_config_path(const rarch_setting_t* settings, const char* path);
+bool setting_data_save_config(const rarch_setting_t* settings, config_file_t* config);
 
 rarch_setting_t* setting_data_find_setting(rarch_setting_t* settings, const char* name);