[p5sagit/p5-mst-13.2.git] / x2p / a2p.h

/*    a2p.h
 *
 *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
 *    2000, 2001, 2002, by Larry Wall and others
 *
 *    You may distribute under the terms of either the GNU General Public
 *    License or the Artistic License, as specified in the README file.
 */

#define VOIDUSED 1

#ifdef WIN32
#define _INC_WIN32_PERL5	/* kludge around win32 stdio layer */
#endif

#ifdef VMS
#  include "config.h"
#elif defined(NETWARE)
#  include "../NetWare/config.h"
#else
#  include "../config.h"
#endif

#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
# define STANDARD_C 1
#endif

#ifdef WIN32
#undef USE_STDIO_PTR		/* XXX fast gets won't work, must investigate */
#  ifndef STANDARD_C
#    define STANDARD_C
#  endif
#  if defined(__BORLANDC__)
#    pragma warn -ccc
#    pragma warn -rch
#    pragma warn -sig
#    pragma warn -pia
#    pragma warn -par
#    pragma warn -aus
#    pragma warn -use
#    pragma warn -csu
#    pragma warn -pro
#  elif defined(_MSC_VER)
#  elif defined(__MINGW32__)
#  endif
#endif

/* Use all the "standard" definitions? */
#if defined(STANDARD_C) && defined(I_STDLIB)
#   include <stdlib.h>
#endif /* STANDARD_C */

#include <stdio.h>

#ifdef I_MATH
#include <math.h>
#endif

#ifdef I_SYS_TYPES
#  include <sys/types.h>
#endif

#ifdef USE_NEXT_CTYPE

#if NX_CURRENT_COMPILER_RELEASE >= 400
#include <objc/NXCType.h>
#else /*  NX_CURRENT_COMPILER_RELEASE < 400 */
#include <appkit/NXCType.h>
#endif /*  NX_CURRENT_COMPILER_RELEASE >= 400 */

#else /* !USE_NEXT_CTYPE */
#include <ctype.h>
#endif /* USE_NEXT_CTYPE */

#define MEM_SIZE Size_t

#ifndef STANDARD_C
    Malloc_t malloc (MEM_SIZE nbytes);
    Malloc_t calloc (MEM_SIZE elements, MEM_SIZE size);
    Malloc_t realloc (Malloc_t where, MEM_SIZE nbytes);
    Free_t   free (Malloc_t where);
#endif

#if defined(I_STRING) || defined(__cplusplus)
#   include <string.h>
#else
#   include <strings.h>
#endif

#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
#define strchr index
#define strrchr rindex
#endif

#ifdef I_TIME
#   include <time.h>
#endif

#ifdef I_SYS_TIME
#   ifdef I_SYS_TIME_KERNEL
#	define KERNEL
#   endif
#   include <sys/time.h>
#   ifdef I_SYS_TIME_KERNEL
#	undef KERNEL
#   endif
#endif

#ifndef MSDOS
#  if defined(HAS_TIMES) && defined(I_SYS_TIMES)
#    include <sys/times.h>
#  endif
#endif

#ifdef DOSISH
# if defined(OS2)
#   define PTHX_UNUSED
#   include "../os2ish.h"
# else
#   include "../dosish.h"
# endif
#else
# if defined(VMS)
#   define NO_PERL_TYPEDEFS
#   include "vmsish.h"
# endif
#endif

#ifndef STANDARD_C
/* All of these are in stdlib.h or time.h for ANSI C */
Time_t time();
struct tm *gmtime(), *localtime();
#if defined(OEMVS) || defined(__OPEN_VM)
char *(strchr)(), *(strrchr)();
char *(strcpy)(), *(strcat)();
#else
char *strchr(), *strrchr();
char *strcpy(), *strcat();
#endif
#endif /* ! STANDARD_C */

#ifdef VMS
#  include "handy.h"
#else 
#  include "../handy.h"
#endif

#undef Nullfp
#define Nullfp Null(FILE*)

#define Nullop 0

#define OPROG		1
#define OJUNK		2
#define OHUNKS		3
#define ORANGE		4
#define OPAT		5
#define OHUNK		6
#define OPPAREN		7
#define OPANDAND	8
#define OPOROR		9
#define OPNOT		10
#define OCPAREN		11
#define OCANDAND	12
#define OCOROR		13
#define OCNOT		14
#define ORELOP		15
#define ORPAREN		16
#define OMATCHOP	17
#define OMPAREN		18
#define OCONCAT		19
#define OASSIGN		20
#define OADD		21
#define OSUBTRACT	22
#define OMULT		23
#define ODIV		24
#define OMOD		25
#define OPOSTINCR	26
#define OPOSTDECR	27
#define OPREINCR	28
#define OPREDECR	29
#define OUMINUS		30
#define OUPLUS		31
#define OPAREN		32
#define OGETLINE	33
#define OSPRINTF	34
#define OSUBSTR		35
#define OSTRING		36
#define OSPLIT		37
#define OSNEWLINE	38
#define OINDEX		39
#define ONUM		40
#define OSTR		41
#define OVAR		42
#define OFLD		43
#define ONEWLINE	44
#define OCOMMENT	45
#define OCOMMA		46
#define OSEMICOLON	47
#define OSCOMMENT	48
#define OSTATES		49
#define OSTATE		50
#define OPRINT		51
#define OPRINTF		52
#define OBREAK		53
#define ONEXT		54
#define OEXIT		55
#define OCONTINUE	56
#define OREDIR		57
#define OIF		58
#define OWHILE		59
#define OFOR		60
#define OFORIN		61
#define OVFLD		62
#define OBLOCK		63
#define OREGEX		64
#define OLENGTH		65
#define OLOG		66
#define OEXP		67
#define OSQRT		68
#define OINT		69
#define ODO		70
#define OPOW		71
#define OSUB		72
#define OGSUB		73
#define OMATCH		74
#define OUSERFUN	75
#define OUSERDEF	76
#define OCLOSE		77
#define OATAN2		78
#define OSIN		79
#define OCOS		80
#define ORAND		81
#define OSRAND		82
#define ODELETE		83
#define OSYSTEM		84
#define OCOND		85
#define ORETURN		86
#define ODEFINED	87
#define OSTAR		88

#ifdef DOINIT
char *opname[] = {
    "0",
    "PROG",
    "JUNK",
    "HUNKS",
    "RANGE",
    "PAT",
    "HUNK",
    "PPAREN",
    "PANDAND",
    "POROR",
    "PNOT",
    "CPAREN",
    "CANDAND",
    "COROR",
    "CNOT",
    "RELOP",
    "RPAREN",
    "MATCHOP",
    "MPAREN",
    "CONCAT",
    "ASSIGN",
    "ADD",
    "SUBTRACT",
    "MULT",
    "DIV",
    "MOD",
    "POSTINCR",
    "POSTDECR",
    "PREINCR",
    "PREDECR",
    "UMINUS",
    "UPLUS",
    "PAREN",
    "GETLINE",
    "SPRINTF",
    "SUBSTR",
    "STRING",
    "SPLIT",
    "SNEWLINE",
    "INDEX",
    "NUM",
    "STR",
    "VAR",
    "FLD",
    "NEWLINE",
    "COMMENT",
    "COMMA",
    "SEMICOLON",
    "SCOMMENT",
    "STATES",
    "STATE",
    "PRINT",
    "PRINTF",
    "BREAK",
    "NEXT",
    "EXIT",
    "CONTINUE",
    "REDIR",
    "IF",
    "WHILE",
    "FOR",
    "FORIN",
    "VFLD",
    "BLOCK",
    "REGEX",
    "LENGTH",
    "LOG",
    "EXP",
    "SQRT",
    "INT",
    "DO",
    "POW",
    "SUB",
    "GSUB",
    "MATCH",
    "USERFUN",
    "USERDEF",
    "CLOSE",
    "ATAN2",
    "SIN",
    "COS",
    "RAND",
    "SRAND",
    "DELETE",
    "SYSTEM",
    "COND",
    "RETURN",
    "DEFINED",
    "STAR",
    "89"
};
#else
extern char *opname[];
#endif

EXT int mop INIT(1);

union u_ops {
    int ival;
    char *cval;
};
#if defined(iAPX286) || defined(M_I286) || defined(I80286) 	/* 80286 hack */
#define OPSMAX (64000/sizeof(union u_ops))	/* approx. max segment size */
#else
#define OPSMAX 50000
#endif						 	/* 80286 hack */
EXT union u_ops ops[OPSMAX];

typedef struct string STR;
typedef struct htbl HASH;

#include "str.h"
#include "hash.h"


/* A string is TRUE if not "" or "0". */
#define True(val) (tmps = (val), (*tmps && !(*tmps == '0' && !tmps[1])))
EXT char *Yes INIT("1");
EXT char *No INIT("");

#define str_get(str) (Str = (str), (Str->str_pok ? Str->str_ptr : str_2ptr(Str)))
EXT STR *Str;

#define GROWSTR(pp,lp,len) if (*(lp) < (len)) growstr(pp,lp,len)

/* Prototypes for things in a2p.c */
int aryrefarg ( int arg );
int bl ( int arg, int maybe );
void dump ( int branch );
int fixfargs ( int name, int arg, int prevargs );
int fixrargs ( char *name, int arg, int prevargs );
void fixup ( STR *str );
int numary ( int arg );
int oper0 ( int type );
int oper1 ( int type, int arg1 );
int oper2 ( int type, int arg1, int arg2 );
int oper3 ( int type, int arg1, int arg2, int arg3 );
int oper4 ( int type, int arg1, int arg2, int arg3, int arg4 );
int oper5 ( int type, int arg1, int arg2, int arg3, int arg4, int arg5 );
void putlines ( STR *str );
void putone ( void );
int rememberargs ( int arg );
char * scannum ( char *s );
char * scanpat ( char *s );
int string ( char *ptr, int len );
void yyerror ( char *s );
int yylex ( void );

EXT int line INIT(0);

EXT FILE *rsfp;
EXT char buf[2048];
EXT char *bufptr INIT(buf);

EXT STR *linestr INIT(Nullstr);

EXT char tokenbuf[2048];
EXT int expectterm INIT(TRUE);

#ifdef DEBUGGING
EXT int debug INIT(0);
EXT int dlevel INIT(0);
#define YYDEBUG 1
extern int yydebug;
#else
# ifndef YYDEBUG
#  define YYDEBUG 0
# endif
#endif

EXT STR *freestrroot INIT(Nullstr);

EXT STR str_no;
EXT STR str_yes;

EXT bool do_split INIT(FALSE);
EXT bool split_to_array INIT(FALSE);
EXT bool set_array_base INIT(FALSE);
EXT bool saw_RS INIT(FALSE);
EXT bool saw_OFS INIT(FALSE);
EXT bool saw_ORS INIT(FALSE);
EXT bool saw_line_op INIT(FALSE);
EXT bool in_begin INIT(TRUE);
EXT bool do_opens INIT(FALSE);
EXT bool do_fancy_opens INIT(FALSE);
EXT bool lval_field INIT(FALSE);
EXT bool do_chop INIT(FALSE);
EXT bool need_entire INIT(FALSE);
EXT bool absmaxfld INIT(FALSE);
EXT bool saw_altinput INIT(FALSE);

EXT bool nomemok INIT(FALSE);

EXT char const_FS INIT(0);
EXT char *namelist INIT(Nullch);
EXT char fswitch INIT(0);
EXT bool old_awk INIT(0);

EXT int saw_FS INIT(0);
EXT int maxfld INIT(0);
EXT int arymax INIT(0);
EXT char *nameary[100];

EXT STR *opens;

EXT HASH *symtab;
EXT HASH *curarghash;

#define P_MIN		0
#define P_LISTOP	5
#define P_COMMA		10
#define P_ASSIGN	15
#define P_COND		20
#define P_DOTDOT	25
#define P_OROR		30
#define P_ANDAND	35
#define P_OR		40
#define P_AND		45
#define P_EQ		50
#define P_REL		55
#define P_UNI		60
#define P_FILETEST	65
#define P_SHIFT		70
#define P_ADD		75
#define P_MUL		80
#define P_MATCH		85
#define P_UNARY		90
#define P_POW		95
#define P_AUTO		100
#define P_MAX		999

EXT int an;
Commit	Line	Data
8665f9e4	1	/* a2p.h
a687059c	2	*
4bb101f2	3	* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4bb101f2	4	* 2000, 2001, 2002, by Larry Wall and others
a687059c	5	*
2b317908	6	* You may distribute under the terms of either the GNU General Public
2b317908	7	* License or the Artistic License, as specified in the README file.
8d063cd8	8	*/
8d063cd8	9
be04251a	10	#define VOIDUSED 1
d07c2202	11
	12	#ifdef WIN32
	13	#define _INC_WIN32_PERL5 /* kludge around win32 stdio layer */
	14	#endif
	15
774d564b	16	#ifdef VMS
774d564b	17	# include "config.h"
cf267c36	18	#elif defined(NETWARE)
cf267c36	19	# include "../NetWare/config.h"
774d564b	20	#else
	21	# include "../config.h"
	22	#endif
be04251a	23
4d09c4de	24	#if defined(__STDC__) \|\| defined(_AIX) \|\| defined(__stdc__) \|\| defined(__cplusplus)
3730b96e	25	# define STANDARD_C 1
	26	#endif
	27
d07c2202	28	#ifdef WIN32
	29	#undef USE_STDIO_PTR /* XXX fast gets won't work, must investigate */
	30	# ifndef STANDARD_C
	31	# define STANDARD_C
	32	# endif
	33	# if defined(__BORLANDC__)
	34	# pragma warn -ccc
	35	# pragma warn -rch
	36	# pragma warn -sig
	37	# pragma warn -pia
	38	# pragma warn -par
	39	# pragma warn -aus
	40	# pragma warn -use
	41	# pragma warn -csu
	42	# pragma warn -pro
	43	# elif defined(_MSC_VER)
	44	# elif defined(__MINGW32__)
	45	# endif
	46	#endif
	47
9c8d0b29	48	/* Use all the "standard" definitions? */
	49	#if defined(STANDARD_C) && defined(I_STDLIB)
	50	# include <stdlib.h>
	51	#endif /* STANDARD_C */
fed7345c	52
9c8d0b29	53	#include <stdio.h>
	54
	55	#ifdef I_MATH
	56	#include <math.h>
	57	#endif
	58
fed7345c	59	#ifdef I_SYS_TYPES
	60	# include <sys/types.h>
	61	#endif
	62
dfe0b228	63	#ifdef USE_NEXT_CTYPE
	64
	65	#if NX_CURRENT_COMPILER_RELEASE >= 400
	66	#include <objc/NXCType.h>
	67	#else /* NX_CURRENT_COMPILER_RELEASE < 400 */
9c8d0b29	68	#include <appkit/NXCType.h>
dfe0b228	69	#endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
	70
	71	#else /* !USE_NEXT_CTYPE */
9c8d0b29	72	#include <ctype.h>
dfe0b228	73	#endif /* USE_NEXT_CTYPE */
9c8d0b29	74
	75	#define MEM_SIZE Size_t
	76
c1d22f6b	77	#ifndef STANDARD_C
20ce7b12	78	Malloc_t malloc (MEM_SIZE nbytes);
	79	Malloc_t calloc (MEM_SIZE elements, MEM_SIZE size);
	80	Malloc_t realloc (Malloc_t where, MEM_SIZE nbytes);
	81	Free_t free (Malloc_t where);
55497cff	82	#endif
55497cff	83
9c8d0b29	84	#if defined(I_STRING) \|\| defined(__cplusplus)
	85	# include <string.h>
	86	#else
	87	# include <strings.h>
	88	#endif
	89
	90	#if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
	91	#define strchr index
	92	#define strrchr rindex
	93	#endif
	94
1aef975c	95	#ifdef I_TIME
	96	# include <time.h>
	97	#endif
	98
	99	#ifdef I_SYS_TIME
	100	# ifdef I_SYS_TIME_KERNEL
	101	# define KERNEL
	102	# endif
	103	# include <sys/time.h>
	104	# ifdef I_SYS_TIME_KERNEL
	105	# undef KERNEL
	106	# endif
	107	#endif
	108
	109	#ifndef MSDOS
	110	# if defined(HAS_TIMES) && defined(I_SYS_TIMES)
	111	# include <sys/times.h>
	112	# endif
	113	#endif
	114
4633a7c4	115	#ifdef DOSISH
4633a7c4	116	# if defined(OS2)
23da6c43	117	# define PTHX_UNUSED
4633a7c4	118	# include "../os2ish.h"
	119	# else
	120	# include "../dosish.h"
	121	# endif
	122	#else
	123	# if defined(VMS)
44a8e56a	124	# define NO_PERL_TYPEDEFS
774d564b	125	# include "vmsish.h"
4633a7c4	126	# endif
	127	#endif
	128
1aef975c	129	#ifndef STANDARD_C
	130	/* All of these are in stdlib.h or time.h for ANSI C */
	131	Time_t time();
	132	struct tm gmtime(), localtime();
092bebab	133	#if defined(OEMVS) \|\| defined(__OPEN_VM)
	134	char (strchr)(), (strrchr)();
	135	char (strcpy)(), (strcat)();
	136	#else
1aef975c	137	char strchr(), strrchr();
1aef975c	138	char strcpy(), strcat();
092bebab	139	#endif
1aef975c	140	#endif /* ! STANDARD_C */
1aef975c	141
774d564b	142	#ifdef VMS
	143	# include "handy.h"
	144	#else
	145	# include "../handy.h"
	146	#endif
55497cff	147
	148	#undef Nullfp
	149	#define Nullfp Null(FILE*)
	150
8d063cd8	151	#define Nullop 0
	152
	153	#define OPROG 1
	154	#define OJUNK 2
	155	#define OHUNKS 3
	156	#define ORANGE 4
	157	#define OPAT 5
	158	#define OHUNK 6
	159	#define OPPAREN 7
	160	#define OPANDAND 8
	161	#define OPOROR 9
	162	#define OPNOT 10
	163	#define OCPAREN 11
	164	#define OCANDAND 12
	165	#define OCOROR 13
	166	#define OCNOT 14
	167	#define ORELOP 15
	168	#define ORPAREN 16
	169	#define OMATCHOP 17
	170	#define OMPAREN 18
	171	#define OCONCAT 19
	172	#define OASSIGN 20
	173	#define OADD 21
a687059c	174	#define OSUBTRACT 22
8d063cd8	175	#define OMULT 23
	176	#define ODIV 24
	177	#define OMOD 25
	178	#define OPOSTINCR 26
	179	#define OPOSTDECR 27
	180	#define OPREINCR 28
	181	#define OPREDECR 29
	182	#define OUMINUS 30
	183	#define OUPLUS 31
	184	#define OPAREN 32
	185	#define OGETLINE 33
	186	#define OSPRINTF 34
	187	#define OSUBSTR 35
	188	#define OSTRING 36
	189	#define OSPLIT 37
	190	#define OSNEWLINE 38
	191	#define OINDEX 39
	192	#define ONUM 40
	193	#define OSTR 41
	194	#define OVAR 42
	195	#define OFLD 43
	196	#define ONEWLINE 44
	197	#define OCOMMENT 45
	198	#define OCOMMA 46
	199	#define OSEMICOLON 47
	200	#define OSCOMMENT 48
	201	#define OSTATES 49
	202	#define OSTATE 50
	203	#define OPRINT 51
	204	#define OPRINTF 52
	205	#define OBREAK 53
	206	#define ONEXT 54
	207	#define OEXIT 55
	208	#define OCONTINUE 56
	209	#define OREDIR 57
	210	#define OIF 58
	211	#define OWHILE 59
	212	#define OFOR 60
	213	#define OFORIN 61
	214	#define OVFLD 62
	215	#define OBLOCK 63
	216	#define OREGEX 64
	217	#define OLENGTH 65
	218	#define OLOG 66
	219	#define OEXP 67
	220	#define OSQRT 68
	221	#define OINT 69
a687059c	222	#define ODO 70
	223	#define OPOW 71
	224	#define OSUB 72
	225	#define OGSUB 73
	226	#define OMATCH 74
	227	#define OUSERFUN 75
	228	#define OUSERDEF 76
	229	#define OCLOSE 77
	230	#define OATAN2 78
	231	#define OSIN 79
	232	#define OCOS 80
	233	#define ORAND 81
	234	#define OSRAND 82
	235	#define ODELETE 83
	236	#define OSYSTEM 84
	237	#define OCOND 85
	238	#define ORETURN 86
	239	#define ODEFINED 87
	240	#define OSTAR 88
8d063cd8	241
	242	#ifdef DOINIT
	243	char *opname[] = {
	244	"0",
	245	"PROG",
	246	"JUNK",
	247	"HUNKS",
	248	"RANGE",
	249	"PAT",
	250	"HUNK",
	251	"PPAREN",
	252	"PANDAND",
	253	"POROR",
	254	"PNOT",
	255	"CPAREN",
	256	"CANDAND",
	257	"COROR",
	258	"CNOT",
	259	"RELOP",
	260	"RPAREN",
	261	"MATCHOP",
	262	"MPAREN",
	263	"CONCAT",
	264	"ASSIGN",
	265	"ADD",
a687059c	266	"SUBTRACT",
8d063cd8	267	"MULT",
	268	"DIV",
	269	"MOD",
	270	"POSTINCR",
	271	"POSTDECR",
	272	"PREINCR",
	273	"PREDECR",
	274	"UMINUS",
	275	"UPLUS",
	276	"PAREN",
	277	"GETLINE",
	278	"SPRINTF",
	279	"SUBSTR",
	280	"STRING",
	281	"SPLIT",
	282	"SNEWLINE",
	283	"INDEX",
	284	"NUM",
	285	"STR",
	286	"VAR",
	287	"FLD",
	288	"NEWLINE",
	289	"COMMENT",
	290	"COMMA",
	291	"SEMICOLON",
	292	"SCOMMENT",
	293	"STATES",
	294	"STATE",
	295	"PRINT",
	296	"PRINTF",
	297	"BREAK",
	298	"NEXT",
	299	"EXIT",
	300	"CONTINUE",
	301	"REDIR",
	302	"IF",
	303	"WHILE",
	304	"FOR",
	305	"FORIN",
	306	"VFLD",
	307	"BLOCK",
	308	"REGEX",
	309	"LENGTH",
	310	"LOG",
	311	"EXP",
	312	"SQRT",
	313	"INT",
a687059c	314	"DO",
	315	"POW",
	316	"SUB",
	317	"GSUB",
	318	"MATCH",
	319	"USERFUN",
	320	"USERDEF",
	321	"CLOSE",
	322	"ATAN2",
	323	"SIN",
	324	"COS",
	325	"RAND",
	326	"SRAND",
	327	"DELETE",
	328	"SYSTEM",
	329	"COND",
	330	"RETURN",
	331	"DEFINED",
	332	"STAR",
	333	"89"
8d063cd8	334	};
	335	#else
	336	extern char *opname[];
	337	#endif
	338
a687059c	339	EXT int mop INIT(1);
a687059c	340
d8f2e4cc	341	union u_ops {
8d063cd8	342	int ival;
8d063cd8	343	char *cval;
d8f2e4cc	344	};
	345	#if defined(iAPX286) \|\| defined(M_I286) \|\| defined(I80286) /* 80286 hack */
	346	#define OPSMAX (64000/sizeof(union u_ops)) /* approx. max segment size */
	347	#else
	348	#define OPSMAX 50000
	349	#endif /* 80286 hack */
a0d0e21e	350	EXT union u_ops ops[OPSMAX];
8d063cd8	351
8d063cd8	352	typedef struct string STR;
	353	typedef struct htbl HASH;
	354
	355	#include "str.h"
	356	#include "hash.h"
	357
9c8d0b29	358
8d063cd8	359	/* A string is TRUE if not "" or "0". */
	360	#define True(val) (tmps = (val), (tmps && !(tmps == '0' && !tmps[1])))
	361	EXT char *Yes INIT("1");
	362	EXT char *No INIT("");
	363
8d063cd8	364	#define str_get(str) (Str = (str), (Str->str_pok ? Str->str_ptr : str_2ptr(Str)))
8d063cd8	365	EXT STR *Str;
	366
	367	#define GROWSTR(pp,lp,len) if (*(lp) < (len)) growstr(pp,lp,len)
	368
9c8d0b29	369	/* Prototypes for things in a2p.c */
20ce7b12	370	int aryrefarg ( int arg );
	371	int bl ( int arg, int maybe );
	372	void dump ( int branch );
	373	int fixfargs ( int name, int arg, int prevargs );
	374	int fixrargs ( char *name, int arg, int prevargs );
	375	void fixup ( STR *str );
	376	int numary ( int arg );
	377	int oper0 ( int type );
	378	int oper1 ( int type, int arg1 );
	379	int oper2 ( int type, int arg1, int arg2 );
	380	int oper3 ( int type, int arg1, int arg2, int arg3 );
	381	int oper4 ( int type, int arg1, int arg2, int arg3, int arg4 );
	382	int oper5 ( int type, int arg1, int arg2, int arg3, int arg4, int arg5 );
	383	void putlines ( STR *str );
	384	void putone ( void );
	385	int rememberargs ( int arg );
	386	char * scannum ( char *s );
	387	char * scanpat ( char *s );
	388	int string ( char *ptr, int len );
	389	void yyerror ( char *s );
	390	int yylex ( void );
8d063cd8	391
	392	EXT int line INIT(0);
	393
	394	EXT FILE *rsfp;
fe14fcc3	395	EXT char buf[2048];
8d063cd8	396	EXT char *bufptr INIT(buf);
	397
	398	EXT STR *linestr INIT(Nullstr);
	399
fe14fcc3	400	EXT char tokenbuf[2048];
8d063cd8	401	EXT int expectterm INIT(TRUE);
	402
	403	#ifdef DEBUGGING
	404	EXT int debug INIT(0);
	405	EXT int dlevel INIT(0);
9bb9d9f7	406	#define YYDEBUG 1
8d063cd8	407	extern int yydebug;
9d116dd7	408	#else
	409	# ifndef YYDEBUG
	410	# define YYDEBUG 0
	411	# endif
8d063cd8	412	#endif
	413
	414	EXT STR *freestrroot INIT(Nullstr);
	415
	416	EXT STR str_no;
	417	EXT STR str_yes;
	418
	419	EXT bool do_split INIT(FALSE);
	420	EXT bool split_to_array INIT(FALSE);
	421	EXT bool set_array_base INIT(FALSE);
	422	EXT bool saw_RS INIT(FALSE);
	423	EXT bool saw_OFS INIT(FALSE);
	424	EXT bool saw_ORS INIT(FALSE);
	425	EXT bool saw_line_op INIT(FALSE);
	426	EXT bool in_begin INIT(TRUE);
	427	EXT bool do_opens INIT(FALSE);
	428	EXT bool do_fancy_opens INIT(FALSE);
	429	EXT bool lval_field INIT(FALSE);
	430	EXT bool do_chop INIT(FALSE);
	431	EXT bool need_entire INIT(FALSE);
	432	EXT bool absmaxfld INIT(FALSE);
a687059c	433	EXT bool saw_altinput INIT(FALSE);
8d063cd8	434
bf10efe7	435	EXT bool nomemok INIT(FALSE);
bf10efe7	436
8d063cd8	437	EXT char const_FS INIT(0);
	438	EXT char *namelist INIT(Nullch);
	439	EXT char fswitch INIT(0);
a5571d59	440	EXT bool old_awk INIT(0);
8d063cd8	441
	442	EXT int saw_FS INIT(0);
	443	EXT int maxfld INIT(0);
	444	EXT int arymax INIT(0);
a0d0e21e	445	EXT char *nameary[100];
8d063cd8	446
	447	EXT STR *opens;
	448
	449	EXT HASH *symtab;
a687059c	450	EXT HASH *curarghash;
	451
	452	#define P_MIN 0
	453	#define P_LISTOP 5
	454	#define P_COMMA 10
	455	#define P_ASSIGN 15
	456	#define P_COND 20
	457	#define P_DOTDOT 25
	458	#define P_OROR 30
	459	#define P_ANDAND 35
	460	#define P_OR 40
	461	#define P_AND 45
	462	#define P_EQ 50
	463	#define P_REL 55
	464	#define P_UNI 60
	465	#define P_FILETEST 65
	466	#define P_SHIFT 70
	467	#define P_ADD 75
	468	#define P_MUL 80
	469	#define P_MATCH 85
	470	#define P_UNARY 90
	471	#define P_POW 95
	472	#define P_AUTO 100
	473	#define P_MAX 999
79072805	474
79072805	475	EXT int an;