1 2/* : : generated by proto : : */ 3/*********************************************************************** 4* * 5* This software is part of the ast package * 6* Copyright (c) 1985-2010 AT&T Intellectual Property * 7* and is licensed under the * 8* Common Public License, Version 1.0 * 9* by AT&T Intellectual Property * 10* * 11* A copy of the License is available at * 12* http://www.opensource.org/licenses/cpl1.0.txt * 13* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 14* * 15* Information and Software Systems Research * 16* AT&T Research * 17* Florham Park NJ * 18* * 19* Glenn Fowler <gsf@research.att.com> * 20* David Korn <dgk@research.att.com> * 21* Phong Vo <kpv@research.att.com> * 22* * 23***********************************************************************/ 24 25/* 26 * Glenn Fowler 27 * AT&T Research 28 * 29 * homogenous stack routine definitions 30 */ 31 32#ifndef _STACK_H 33#if !defined(__PROTO__) 34#include <prototyped.h> 35#endif 36#if !defined(__LINKAGE__) 37#define __LINKAGE__ /* 2004-08-11 transition */ 38#endif 39 40#define _STACK_H 41 42typedef struct stacktable* STACK; /* stack pointer */ 43typedef struct stackposition STACKPOS; /* stack position */ 44 45struct stackblock /* stack block cell */ 46{ 47 __V_** stack; /* actual stack */ 48 struct stackblock* prev; /* previous block in list */ 49 struct stackblock* next; /* next block in list */ 50}; 51 52struct stackposition /* stack position */ 53{ 54 struct stackblock* block; /* current block pointer */ 55 int index; /* index within current block */ 56}; 57 58struct stacktable /* stack information */ 59{ 60 struct stackblock* blocks; /* stack table blocks */ 61 __V_* error; /* error return value */ 62 int size; /* size of each block */ 63 STACKPOS position; /* current stack position */ 64}; 65 66/* 67 * map old names to new 68 */ 69 70#define mkstack stackalloc 71#define rmstack stackfree 72#define clrstack stackclear 73#define getstack stackget 74#define pushstack stackpush 75#define popstack stackpop 76#define posstack stacktell 77 78#if _BLD_ast && defined(__EXPORT__) 79#undef __MANGLE__ 80#define __MANGLE__ __LINKAGE__ __EXPORT__ 81#endif 82 83extern __MANGLE__ STACK stackalloc __PROTO__((int, __V_*)); 84extern __MANGLE__ void stackfree __PROTO__((STACK)); 85extern __MANGLE__ void stackclear __PROTO__((STACK)); 86extern __MANGLE__ __V_* stackget __PROTO__((STACK)); 87extern __MANGLE__ int stackpush __PROTO__((STACK, __V_*)); 88extern __MANGLE__ int stackpop __PROTO__((STACK)); 89extern __MANGLE__ void stacktell __PROTO__((STACK, int, STACKPOS*)); 90 91#undef __MANGLE__ 92#define __MANGLE__ __LINKAGE__ 93 94#endif 95