//--------------------------------------------------------------------------
//
// File:           istack.h
//
// Created:        06/06/2001
//
// Author:         Pavel Sakov
//                 CSIRO Marine Research
//
// Purpose:        Header for handling stack of integers.
//
// Description:    None
//
// Revisions:      None
//
//--------------------------------------------------------------------------

#if !defined ( _ISTACK_H )
#define _ISTACK_H

typedef struct
{
    int n;
    int nallocated;
    int * v;
} istack;

int istack_contains( istack* s, int v );
istack* istack_create( void );
void istack_destroy( istack* s );
void istack_push( istack* s, int v );
int istack_pop( istack* s );
void istack_reset( istack* s );

#endif