Function IniSaveSettings

src/settings.cpp:705–734

* Save the values of settings to the inifile. * @param ini pointer to IniFile structure * @param sd read-only SettingDesc structure which contains the unmodified, * loaded values of the configuration file and various information about it * @param grpname holds the name of the group (eg. [network]) where these will be saved * @param object pointer to the object been saved * The functio

 * these and save them.
 */
static void IniSaveSettings(IniFile &ini, const SettingTable &settings_table, std::string_view grpname, void *object, bool)
{
	IniGroup *group_def = nullptr, *group;

	for (auto &desc : settings_table) {
		const SettingDesc *sd = GetSettingDesc(desc);
		/* If the setting is not saved to the configuration
		 * file, just continue with the next setting */
		if (!SlIsObjectCurrentlyValid(sd->save.version_from, sd->save.version_to)) continue;
		if (sd->flags.Test(SettingFlag::NotInConfig)) continue;

		/* XXX - wtf is this?? (group override?) */
		std::string s{ sd->GetName() };
		auto sc = s.find('.');
		if (sc != std::string::npos) {
			group = &ini.GetOrCreateGroup(s.substr(0, sc));
			s = s.substr(sc + 1);
		} else {
			if (group_def == nullptr) group_def = &ini.GetOrCreateGroup(grpname);
			group = group_def;
		}

		IniItem &item = group->GetOrCreateItem(s);

		if (!item.value.has_value() || !sd->IsSameValue(&item, object)) {
			/* The value is different, that means we have to write it to the ini */
			item.value.emplace(sd->FormatValue(object));
		}
	}
}

std::string IntSettingDesc::FormatValue(const void *object) const
{