Change gamelog to use std::vector

Move LoadCheckData to its own header

src/load_check.h

@@ -0,0 +1,89 @@
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file load_check.h Load check data. */
+
+#ifndef LOAD_CHECK_H
+#define LOAD_CHECK_H
+
+#include "company_base.h"
+#include "date_type.h"
+#include "gamelog_internal.h"
+#include "newgrf_config.h"
+#include "strings_type.h"
+#include "3rdparty/cpp-btree/btree_map.h"
+#include <memory>
+#include <string>
+#include <vector>
+
+using CompanyPropertiesMap = btree::btree_map<uint, std::unique_ptr<CompanyProperties>>;
+
+/**
+ * Container for loading in mode SL_LOAD_CHECK.
+ */
+struct LoadCheckData {
+	bool checkable;     ///< True if the savegame could be checked by SL_LOAD_CHECK. (Old savegames are not checkable.)
+	StringID error;     ///< Error message from loading. INVALID_STRING_ID if no error.
+	std::string error_msg; ///< Data to pass to SetDParamStr when displaying #error.
+
+	uint32 map_size_x, map_size_y;
+	Date current_date;
+
+	GameSettings settings;
+
+	CompanyPropertiesMap companies;               ///< Company information.
+
+	GRFConfig *grfconfig;                         ///< NewGrf configuration from save.
+	bool want_grf_compatibility = true;
+	GRFListCompatibility grf_compatibility;       ///< Summary state of NewGrfs, whether missing files or only compatible found.
+
+	std::vector<LoggedAction> gamelog_actions;    ///< Gamelog actions
+
+	bool want_debug_data = false;
+	std::string debug_log_data;
+	std::string debug_config_data;
+
+	bool sl_is_ext_version = false;
+
+	LoadCheckData() : grfconfig(nullptr),
+			grf_compatibility(GLC_NOT_FOUND)
+	{
+		this->Clear();
+	}
+
+	/**
+	 * Don't leak memory at program exit
+	 */
+	~LoadCheckData()
+	{
+		this->Clear();
+	}
+
+	/**
+	 * Check whether loading the game resulted in errors.
+	 * @return true if errors were encountered.
+	 */
+	bool HasErrors()
+	{
+		return this->checkable && this->error != INVALID_STRING_ID;
+	}
+
+	/**
+	 * Check whether the game uses any NewGrfs.
+	 * @return true if NewGrfs are used.
+	 */
+	bool HasNewGrfs()
+	{
+		return this->checkable && this->error == INVALID_STRING_ID && this->grfconfig != nullptr;
+	}
+
+	void Clear();
+};
+
+extern LoadCheckData _load_check_data;
+
+#endif /* LOAD_CHECK_H */