11673e404SJohn Birrell /* 21673e404SJohn Birrell * CDDL HEADER START 31673e404SJohn Birrell * 41673e404SJohn Birrell * The contents of this file are subject to the terms of the 51673e404SJohn Birrell * Common Development and Distribution License, Version 1.0 only 61673e404SJohn Birrell * (the "License"). You may not use this file except in compliance 71673e404SJohn Birrell * with the License. 81673e404SJohn Birrell * 91673e404SJohn Birrell * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 101673e404SJohn Birrell * or http://www.opensolaris.org/os/licensing. 111673e404SJohn Birrell * See the License for the specific language governing permissions 121673e404SJohn Birrell * and limitations under the License. 131673e404SJohn Birrell * 141673e404SJohn Birrell * When distributing Covered Code, include this CDDL HEADER in each 151673e404SJohn Birrell * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 161673e404SJohn Birrell * If applicable, add the following below this CDDL HEADER, with the 171673e404SJohn Birrell * fields enclosed by brackets "[]" replaced with your own identifying 181673e404SJohn Birrell * information: Portions Copyright [yyyy] [name of copyright owner] 191673e404SJohn Birrell * 201673e404SJohn Birrell * CDDL HEADER END 211673e404SJohn Birrell */ 221673e404SJohn Birrell /* 231673e404SJohn Birrell * Copyright (c) 2001 by Sun Microsystems, Inc. 241673e404SJohn Birrell * All rights reserved. 251673e404SJohn Birrell */ 261673e404SJohn Birrell 271673e404SJohn Birrell #ifndef _STACK_H 281673e404SJohn Birrell #define _STACK_H 291673e404SJohn Birrell 301673e404SJohn Birrell #pragma ident "%Z%%M% %I% %E% SMI" 311673e404SJohn Birrell 321673e404SJohn Birrell /* 331673e404SJohn Birrell * Routines for manipulating stacks 341673e404SJohn Birrell */ 351673e404SJohn Birrell 361673e404SJohn Birrell #ifdef __cplusplus 371673e404SJohn Birrell extern "C" { 381673e404SJohn Birrell #endif 391673e404SJohn Birrell 401673e404SJohn Birrell typedef struct stk stk_t; 411673e404SJohn Birrell 421673e404SJohn Birrell stk_t *stack_new(void (*)(void *)); 431673e404SJohn Birrell void stack_free(stk_t *); 441673e404SJohn Birrell void *stack_pop(stk_t *); 451673e404SJohn Birrell void *stack_peek(stk_t *); 461673e404SJohn Birrell void stack_push(stk_t *, void *); 471673e404SJohn Birrell int stack_level(stk_t *); 481673e404SJohn Birrell 491673e404SJohn Birrell #ifdef __cplusplus 501673e404SJohn Birrell } 511673e404SJohn Birrell #endif 521673e404SJohn Birrell 531673e404SJohn Birrell #endif /* _STACK_H */ 54