1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
|
/* $RCSfile: a2p.h,v $$Revision: 4.1 $$Date: 92/08/07 18:29:09 $
*
* Copyright (c) 1991, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
* $Log: a2p.h,v $
*/
#include "../embed.h"
#define VOIDUSED 1
#include "../config.h"
#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus)
# define STANDARD_C 1
#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
#include <appkit/NXCType.h>
#else
#include <ctype.h>
#endif
#define MEM_SIZE Size_t
#if defined(I_STRING) || defined(__cplusplus)
# include <string.h>
#else
# include <strings.h>
#endif
#ifndef HAS_BCOPY
# define bcopy(s1,s2,l) memcpy(s2,s1,l)
#endif
#ifndef HAS_BZERO
# define bzero(s,l) memset(s,0,l)
#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)
# include "../os2ish.h"
# else
# include "../dosish.h"
# endif
#else
# if defined(VMS)
# 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();
char *strchr(), *strrchr();
char *strcpy(), *strcat();
#endif /* ! STANDARD_C */
#include "handy.h"
#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_true(str) (Str = (str), (Str->str_pok ? True(Str->str_ptr) : (Str->str_nok ? (Str->str_nval != 0.0) : 0 )))
#define str_peek(str) (Str = (str), (Str->str_pok ? Str->str_ptr : (Str->str_nok ? (sprintf(buf,"num(%g)",Str->str_nval),buf) : "" )))
#define str_get(str) (Str = (str), (Str->str_pok ? Str->str_ptr : str_2ptr(Str)))
#define str_gnum(str) (Str = (str), (Str->str_nok ? Str->str_nval : str_2num(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;
#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 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;
|
