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86 lines
2.4 KiB
C++
86 lines
2.4 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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*
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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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*
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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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#ifndef COMMON_CONSOLE_H
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#define COMMON_CONSOLE_H
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#include "common/scummsys.h"
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namespace Common {
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/**
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* An output formatter takes a source string and 'decorates' it with
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* extra information, storing the result in a destination buffer.
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* A typical use is to (optionally) enhance the output given by
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* the error() and debug() functions with extra information on
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* the state of the active engine.
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*/
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typedef void (*OutputFormatter)(char *dst, const char *src, size_t dstSize);
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/**
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* Set the output formatter used by error().
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*/
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void setErrorOutputFormatter(OutputFormatter f);
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/**
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* A callback which is invoked by error() just before aborting.
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* A typical example would be a function which shows a debug
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* console and displays the given message in it.
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*/
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typedef void (*ErrorHandler)(const char *msg);
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/**
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* Set a callback that is invoked by error() after the error
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* message has been printed, but before the application is
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* terminated.
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* This can be used to e.g. show a debugger console.
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*/
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void setErrorHandler(ErrorHandler handler);
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} // End of namespace Common
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void NORETURN_PRE error(const char *s, ...) GCC_PRINTF(1, 2) NORETURN_POST;
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#ifdef DISABLE_TEXT_CONSOLE
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inline int printf(const char *s, ...) { return 0; }
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inline void warning(const char *s, ...) {}
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#else
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/**
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* Print a warning message to the text console (stderr).
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* Automatically prepends the text "WARNING: " and appends
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* an exclamation mark and a newline.
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*/
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void warning(const char *s, ...) GCC_PRINTF(1, 2);
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#endif
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#endif
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