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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef GLK_ALAN3_EXE
#define GLK_ALAN3_EXE
/* Header file for instruction execution unit in Alan interpreter */
/* IMPORTS */
#include "glk/alan3/sysdep.h"
#include "glk/alan3/jumps.h"
#include "glk/alan3/acode.h"
#include "glk/alan3/types.h"
#include "glk/alan3/set.h"
#include "common/stream.h"
namespace Glk {
namespace Alan3 {
/* CONSTANTS */
#define NO_JUMP_RETURN 0
#define ERROR_RETURN 1
#define UNDO_RETURN 2
/* DATA */
extern Common::SeekableReadStream *textFile; // The text and message file
extern bool printFlag;
/* FUNCTIONS */
extern void sys(Aword fpos, Aword len);
extern void sayInteger(int val);
extern void sayString(char *str);
extern Aptr strip(bool stripFromBeginningNotEnd, int count, bool stripWordsNotChars, int id, int atr);
extern Aptr concat(Aptr s1, Aptr s2);
extern char *getStringFromFile(Aword fpos, Aword len);
extern void print(Aword fpos, Aword len);
extern void score(Aword sc);
extern void visits(Aword v);
extern void undo(CONTEXT);
extern void quitGame(CONTEXT);
extern void restartGame(CONTEXT);
extern void use(CONTEXT, int act, int scr);
extern void stop(int act);
extern void empty(CONTEXT, int cnt, int whr);
extern int getContainerMember(int container, int index, bool directly);
extern int randomInContainer(int cont);
extern void schedule(Aword evt, Aword whr, Aword aft);
extern void cancelEvent(Aword evt);
extern int randomInteger(int from, int to);
extern bool between(int val, int from, int to);
extern bool contains(Aptr string, Aptr substring);
extern bool streq(char a[], char b[]);
extern void include(int instance, int atr, Aword member);
extern void exclude(int instance, int atr, Aword member);
extern void increase(int instance, int atr, Aword step);
extern void decrease(int instance, int atr, Aword step);
extern void startTranscript(void);
extern void stopTranscript(void);
} // End of namespace Alan3
} // End of namespace Glk
#endif
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