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78 lines
1.9 KiB
C++
78 lines
1.9 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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#include "cruise/cruise_main.h"
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namespace Cruise {
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// 4 type bigger than the old one, but much safer/cleaner
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stackElementStruct scriptStack[SIZE_STACK];
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// VAR
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void pushVar(int16 var) {
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if (positionInStack < SIZE_STACK) {
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scriptStack[positionInStack].data.shortVar = var;
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scriptStack[positionInStack].type = STACK_SHORT;
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positionInStack++;
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}
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}
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int16 popVar(void) {
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if (positionInStack <= 0) {
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return (0);
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}
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positionInStack--;
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ASSERT(scriptStack[positionInStack].type == STACK_SHORT);
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return (scriptStack[positionInStack].data.shortVar);
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}
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//// PTR
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void pushPtr(void *ptr) {
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if (positionInStack < SIZE_STACK) {
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scriptStack[positionInStack].data.ptrVar = ptr;
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scriptStack[positionInStack].type = STACK_PTR;
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positionInStack++;
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}
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}
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void *popPtr() {
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if (positionInStack <= 0) {
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return (0);
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}
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positionInStack--;
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ASSERT(scriptStack[positionInStack].type == STACK_PTR);
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return (scriptStack[positionInStack].data.ptrVar);
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}
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} // End of namespace Cruise
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