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4d0bba314d
ADGF_UNSTABLE is always warned about. ADGF_TESTING is only warned about when running configure with --enable-relase. Both warnings are subject to the enable_wip_game_warning config option.
108 lines
3.7 KiB
C++
108 lines
3.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef COMMON_ERROR_H
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#define COMMON_ERROR_H
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#include "common/str.h"
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namespace Common {
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/**
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* This file contains an enum with commonly used error codes.
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*/
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/**
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* Error codes which may be reported by plugins under various circumstances.
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*
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* @note Error names should follow the pattern k-NOUN/ACTION-CONDITION-Error.
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* So kPathInvalidError would be correct, but these would not be:
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* kInvalidPath, kPathInvalid, kPathIsInvalid, kInvalidPathError.
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* @todo Adjust all error codes to comply with these conventions.
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*/
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enum ErrorCode {
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kNoError = 0, ///< No error occurred
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kNoGameDataFoundError, ///< Engine initialization: No game data was found in the specified location
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kUnsupportedGameidError, ///< Engine initialization: Gameid not supported by this (Meta)Engine
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kUnsupportedColorMode, ///< Engine initialization: Engine does not support backend's color mode
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kReadPermissionDenied, ///< Unable to read data due to missing read permission
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kWritePermissionDenied, ///< Unable to write data due to missing write permission
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kPathDoesNotExist, ///< The specified path does not exist
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kPathNotDirectory, ///< The specified path does not point to a directory
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kPathNotFile, ///< The specified path does not point to a file
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kCreatingFileFailed, ///< Failed creating a (savestate) file
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kReadingFailed, ///< Failed to read a file (permission denied?)
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kWritingFailed, ///< Failure to write data -- disk full?
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// The following are used by --list-saves
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kEnginePluginNotFound, ///< Failed to find plugin to handle target
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kEnginePluginNotSupportSaves, ///< Failed if plugin does not support listing save states
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kUserCanceled, ///< User has canceled the launching of the game
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kUnknownError ///< Catch-all error, used if no other error code matches
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};
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/**
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* An Error instance pairs an error code with string description providing more
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* details about the error. For every error code, a default description is
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* provided, but it is possible to optionally augment that description with
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* extra information when creating a new Error instance.
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*/
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class Error {
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protected:
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ErrorCode _code;
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String _desc;
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public:
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/**
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* Construct a new Error with the specified error code and the default
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* error message.
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*/
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Error(ErrorCode code = kUnknownError);
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/**
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* Construct a new Error with the specified error code and an augmented
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* error message. Specifically, the provided extra text is suitably
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* appended to the default message.
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*/
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Error(ErrorCode code, const String &extra);
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/**
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* Get the description of this error.
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*/
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const String &getDesc() const { return _desc; }
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/**
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* Get the error code of this error.
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*/
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ErrorCode getCode() const { return _code; }
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};
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} // End of namespace Common
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#endif //COMMON_ERROR_H
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