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86 lines
3.2 KiB
C++
86 lines
3.2 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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* $URL$
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* $Id$
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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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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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* @todo Clarify the names; add more codes, resp. verify all existing ones are acutally useful.
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* Also, try to avoid overlap.
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* @todo Maybe introduce a naming convention? E.g. k-NOUN/ACTION-CONDITION-Error, so
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* kPathInvalidError would be correct, but these would not be: kInvalidPath,
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* kPathInvalid, kPathIsInvalid, kInvalidPathError
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*/
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enum Error {
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kNoError = 0, ///< No error occurred
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kInvalidPathError, ///< Engine initialization: Invalid game path was passed
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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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// The following three overlap a bit with kInvalidPathError and each other. Which to keep?
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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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kPluginNotFound, ///< Failed to find plugin to handle tager
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kPluginNotSupportSaves, ///< Failed if plugin does not support saves
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kNoSavesError, ///< There are no saves to show
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kArgumentNotProcessed, ///< Used in command line parsing
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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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* Maps an error code to equivalent string description.
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*
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* @param error error code to be converted
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* @return a pointer to string description of the error
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*/
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const char *errorToString(Error error);
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} // End of namespace Common
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#endif //COMMON_ERROR_H
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