mirror of
https://github.com/openmoh/openmohaa.git
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188 lines
3 KiB
C++
188 lines
3 KiB
C++
/*
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===========================================================================
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Copyright (C) 2015 the OpenMoHAA team
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This file is part of OpenMoHAA source code.
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OpenMoHAA source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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OpenMoHAA source code is distributed in the hope that it will be
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useful, 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 OpenMoHAA source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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// stack.h : Generic Stack object.
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#ifndef __STACK_H__
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#define __STACK_H__
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#if defined(GAME_DLL)
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//
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// game dll specific defines
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//
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#include "g_local.h"
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#define STACK_Error gi.Error
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#define STACK_DPrintf gi.DPrintf
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#define STACK_WDPrintf(text) gi.DPrintf(text)
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#elif defined(CGAME_DLL)
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//
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// cgame dll specific defines
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//
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#include "cg_local.h"
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#define STACK_Error cgi.Error
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#define STACK_DPrintf cgi.DPrintf
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#define STACK_WDPrintf(text) cgi.DPrintf(text)
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#else
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//
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// client specific defines
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//
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#define STACK_Error Com_Error
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#define STACK_DPrintf Com_DPrintf
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#define STACK_WDPrintf(text) Com_DPrintf(text)
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#endif
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template <class Type>
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class StackNode
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{
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public:
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Type data;
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StackNode *next;
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StackNode( Type d );
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};
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template <class Type>
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inline StackNode<Type>::StackNode( Type d ) : data( d )
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{
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next = NULL;
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}
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template <class Type>
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class Stack
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{
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private:
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StackNode<Type> *head;
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public:
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Stack();
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~Stack<Type>();
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void Clear( void );
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qboolean Empty( void );
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void Push( Type data );
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Type Pop( void );
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Type Head( void );
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};
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template <class Type>
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inline Stack<Type>::Stack()
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{
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head = NULL;
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}
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template <class Type>
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inline Stack<Type>::~Stack()
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{
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Clear();
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}
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template <class Type>
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inline void Stack<Type>::Clear
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(
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void
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)
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{
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while( !Empty() )
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{
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Pop();
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}
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}
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template <class Type>
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inline qboolean Stack<Type>::Empty
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(
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void
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)
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{
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if( head == NULL )
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{
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return true;
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}
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return false;
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}
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template <class Type>
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inline void Stack<Type>::Push
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(
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Type data
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)
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{
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StackNode<Type> *tmp;
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tmp = new StackNode<Type>( data );
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if( !tmp )
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{
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assert( NULL );
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STACK_Error( ERR_DROP, "Stack::Push : Out of memory" );
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}
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tmp->next = head;
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head = tmp;
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}
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template <class Type>
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inline Type Stack<Type>::Pop
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(
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void
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)
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{
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Type ret;
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StackNode<Type> *node;
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if( !head )
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{
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return NULL;
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}
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node = head;
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ret = node->data;
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head = node->next;
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delete node;
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return ret;
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}
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template <class Type>
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inline Type Stack<Type>::Head
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(
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void
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)
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{
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if( !head )
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{
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return NULL;
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}
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return head->data;
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}
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#endif /* stack.h */
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