Commit | Line | Data |
8665f9e4 |
1 | /* a2py.c |
a687059c |
2 | * |
4bb101f2 |
3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
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 |
7 | * License or the Artistic License, as specified in the README file. |
8d063cd8 |
8 | */ |
9 | |
2986a63f |
10 | #if defined(OS2) || defined(WIN32) || defined(NETWARE) |
2c5424a7 |
11 | #if defined(WIN32) |
12 | #include <io.h> |
13 | #endif |
2986a63f |
14 | #if defined(NETWARE) |
15 | #include "../netware/clibstuf.h" |
16 | #endif |
bf10efe7 |
17 | #include "../patchlevel.h" |
39c3038c |
18 | #endif |
8d063cd8 |
19 | #include "util.h" |
8d063cd8 |
20 | |
21 | char *filename; |
39c3038c |
22 | char *myname; |
8d063cd8 |
23 | |
378cc40b |
24 | int checkers = 0; |
748a9306 |
25 | |
f0f333f4 |
26 | int oper0(int type); |
27 | int oper1(int type, int arg1); |
28 | int oper2(int type, int arg1, int arg2); |
29 | int oper3(int type, int arg1, int arg2, int arg3); |
30 | int oper4(int type, int arg1, int arg2, int arg3, int arg4); |
31 | int oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5); |
32 | STR *walk(int useval, int level, register int node, int *numericptr, int minprec); |
011f1a1a |
33 | #ifdef NETWARE |
34 | char *savestr(char *str); |
35 | char *cpy2(register char *to, register char *from, register int delim); |
36 | #endif |
378cc40b |
37 | |
2986a63f |
38 | #if defined(OS2) || defined(WIN32) || defined(NETWARE) |
d07c2202 |
39 | static void usage(void); |
40 | |
9607fc9c |
41 | static void |
39c3038c |
42 | usage() |
43 | { |
cceca5ed |
44 | printf("\nThis is the AWK to PERL translator, revision %d.0, version %d\n", PERL_REVISION, PERL_VERSION); |
39c3038c |
45 | printf("\nUsage: %s [-D<number>] [-F<char>] [-n<fieldlist>] [-<number>] filename\n", myname); |
46 | printf("\n -D<number> sets debugging flags." |
47 | "\n -F<character> the awk script to translate is always invoked with" |
48 | "\n this -F switch." |
49 | "\n -n<fieldlist> specifies the names of the input fields if input does" |
50 | "\n not have to be split into an array." |
51 | "\n -<number> causes a2p to assume that input will always have that" |
52 | "\n many fields.\n"); |
53 | exit(1); |
54 | } |
55 | #endif |
9607fc9c |
56 | |
24801a4b |
57 | #ifdef __osf__ |
58 | #pragma message disable (mainparm) /* We have the envp in main(). */ |
59 | #endif |
60 | |
9607fc9c |
61 | int |
f0f333f4 |
62 | main(register int argc, register char **argv, register char **env) |
8d063cd8 |
63 | { |
64 | register STR *str; |
8d063cd8 |
65 | int i; |
8d063cd8 |
66 | STR *tmpstr; |
011f1a1a |
67 | /* char *namelist; */ |
8d063cd8 |
68 | |
2986a63f |
69 | #ifdef NETWARE |
cb69f87a |
70 | fnInitGpfGlobals(); /* For importing the CLIB calls in place of Watcom calls */ |
2986a63f |
71 | #endif /* NETWARE */ |
72 | |
39c3038c |
73 | myname = argv[0]; |
8d063cd8 |
74 | linestr = str_new(80); |
75 | str = str_new(0); /* first used for -I flags */ |
76 | for (argc--,argv++; argc; argc--,argv++) { |
77 | if (argv[0][0] != '-' || !argv[0][1]) |
78 | break; |
8d063cd8 |
79 | switch (argv[0][1]) { |
80 | #ifdef DEBUGGING |
81 | case 'D': |
82 | debug = atoi(argv[0]+2); |
9d116dd7 |
83 | #if YYDEBUG |
8d063cd8 |
84 | yydebug = (debug & 1); |
85 | #endif |
86 | break; |
87 | #endif |
88 | case '0': case '1': case '2': case '3': case '4': |
89 | case '5': case '6': case '7': case '8': case '9': |
90 | maxfld = atoi(argv[0]+1); |
91 | absmaxfld = TRUE; |
92 | break; |
93 | case 'F': |
94 | fswitch = argv[0][2]; |
95 | break; |
96 | case 'n': |
97 | namelist = savestr(argv[0]+2); |
98 | break; |
a5571d59 |
99 | case 'o': |
100 | old_awk = TRUE; |
101 | break; |
8d063cd8 |
102 | case '-': |
103 | argc--,argv++; |
104 | goto switch_end; |
105 | case 0: |
106 | break; |
107 | default: |
2986a63f |
108 | #if defined(OS2) || defined(WIN32) || defined(NETWARE) |
d07c2202 |
109 | fprintf(stderr, "Unrecognized switch: %s\n",argv[0]); |
39c3038c |
110 | usage(); |
d07c2202 |
111 | #else |
112 | fatal("Unrecognized switch: %s\n",argv[0]); |
39c3038c |
113 | #endif |
8d063cd8 |
114 | } |
115 | } |
116 | switch_end: |
117 | |
118 | /* open script */ |
119 | |
39c3038c |
120 | if (argv[0] == Nullch) { |
2986a63f |
121 | #if defined(OS2) || defined(WIN32) || defined(NETWARE) |
39c3038c |
122 | if ( isatty(fileno(stdin)) ) |
123 | usage(); |
124 | #endif |
125 | argv[0] = "-"; |
126 | } |
127 | filename = savestr(argv[0]); |
128 | |
8d063cd8 |
129 | filename = savestr(argv[0]); |
130 | if (strEQ(filename,"-")) |
131 | argv[0] = ""; |
132 | if (!*argv[0]) |
133 | rsfp = stdin; |
134 | else |
135 | rsfp = fopen(argv[0],"r"); |
136 | if (rsfp == Nullfp) |
137 | fatal("Awk script \"%s\" doesn't seem to exist.\n",filename); |
138 | |
139 | /* init tokener */ |
140 | |
141 | bufptr = str_get(linestr); |
142 | symtab = hnew(); |
a687059c |
143 | curarghash = hnew(); |
8d063cd8 |
144 | |
145 | /* now parse the report spec */ |
146 | |
147 | if (yyparse()) |
148 | fatal("Translation aborted due to syntax errors.\n"); |
149 | |
150 | #ifdef DEBUGGING |
151 | if (debug & 2) { |
152 | int type, len; |
153 | |
154 | for (i=1; i<mop;) { |
155 | type = ops[i].ival; |
156 | len = type >> 8; |
157 | type &= 255; |
158 | printf("%d\t%d\t%d\t%-10s",i++,type,len,opname[type]); |
159 | if (type == OSTRING) |
160 | printf("\t\"%s\"\n",ops[i].cval),i++; |
161 | else { |
162 | while (len--) { |
163 | printf("\t%d",ops[i].ival),i++; |
164 | } |
165 | putchar('\n'); |
166 | } |
167 | } |
168 | } |
169 | if (debug & 8) |
170 | dump(root); |
171 | #endif |
172 | |
173 | /* first pass to look for numeric variables */ |
174 | |
175 | prewalk(0,0,root,&i); |
176 | |
177 | /* second pass to produce new program */ |
178 | |
a687059c |
179 | tmpstr = walk(0,0,root,&i,P_MIN); |
207d4cd0 |
180 | str = str_make(STARTPERL); |
5f05dabc |
181 | str_cat(str, "\neval 'exec "); |
182 | str_cat(str, BIN); |
183 | str_cat(str, "/perl -S $0 ${1+\"$@\"}'\n\ |
378cc40b |
184 | if $running_under_some_shell;\n\ |
185 | # this emulates #! processing on NIH machines.\n\ |
186 | # (remove #! line above if indigestible)\n\n"); |
a559c259 |
187 | str_cat(str, |
a0d0e21e |
188 | "eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_0-9]+=)(.*)/ && shift;\n"); |
a559c259 |
189 | str_cat(str, |
190 | " # process any FOO=bar switches\n\n"); |
8d063cd8 |
191 | if (do_opens && opens) { |
192 | str_scat(str,opens); |
193 | str_free(opens); |
194 | str_cat(str,"\n"); |
195 | } |
196 | str_scat(str,tmpstr); |
197 | str_free(tmpstr); |
198 | #ifdef DEBUGGING |
199 | if (!(debug & 16)) |
200 | #endif |
201 | fixup(str); |
202 | putlines(str); |
378cc40b |
203 | if (checkers) { |
204 | fprintf(stderr, |
205 | "Please check my work on the %d line%s I've marked with \"#???\".\n", |
206 | checkers, checkers == 1 ? "" : "s" ); |
207 | fprintf(stderr, |
208 | "The operation I've selected may be wrong for the operand types.\n"); |
209 | } |
8d063cd8 |
210 | exit(0); |
c5cf9ec2 |
211 | /* by ANSI specs return is needed. This also shuts up VC++ and his warnings */ |
212 | return(0); |
8d063cd8 |
213 | } |
214 | |
215 | #define RETURN(retval) return (bufptr = s,retval) |
216 | #define XTERM(retval) return (expectterm = TRUE,bufptr = s,retval) |
217 | #define XOP(retval) return (expectterm = FALSE,bufptr = s,retval) |
a687059c |
218 | #define ID(x) return (yylval=string(x,0),expectterm = FALSE,bufptr = s,idtype) |
219 | |
220 | int idtype; |
8d063cd8 |
221 | |
748a9306 |
222 | int |
f0f333f4 |
223 | yylex(void) |
8d063cd8 |
224 | { |
225 | register char *s = bufptr; |
226 | register char *d; |
227 | register int tmp; |
228 | |
229 | retry: |
9d116dd7 |
230 | #if YYDEBUG |
b7953727 |
231 | if (yydebug) { |
a0d0e21e |
232 | if (strchr(s,'\n')) |
8d063cd8 |
233 | fprintf(stderr,"Tokener at %s",s); |
234 | else |
235 | fprintf(stderr,"Tokener at %s\n",s); |
b7953727 |
236 | } |
8d063cd8 |
237 | #endif |
238 | switch (*s) { |
239 | default: |
240 | fprintf(stderr, |
241 | "Unrecognized character %c in file %s line %d--ignoring.\n", |
242 | *s++,filename,line); |
243 | goto retry; |
244 | case '\\': |
bf10efe7 |
245 | s++; |
246 | if (*s && *s != '\n') { |
247 | yyerror("Ignoring spurious backslash"); |
248 | goto retry; |
249 | } |
250 | /*FALLSTHROUGH*/ |
8d063cd8 |
251 | case 0: |
252 | s = str_get(linestr); |
253 | *s = '\0'; |
254 | if (!rsfp) |
255 | RETURN(0); |
256 | line++; |
257 | if ((s = str_gets(linestr, rsfp)) == Nullch) { |
258 | if (rsfp != stdin) |
259 | fclose(rsfp); |
260 | rsfp = Nullfp; |
261 | s = str_get(linestr); |
262 | RETURN(0); |
263 | } |
264 | goto retry; |
265 | case ' ': case '\t': |
266 | s++; |
267 | goto retry; |
268 | case '\n': |
269 | *s = '\0'; |
270 | XTERM(NEWLINE); |
271 | case '#': |
272 | yylval = string(s,0); |
273 | *s = '\0'; |
274 | XTERM(COMMENT); |
275 | case ';': |
276 | tmp = *s++; |
277 | if (*s == '\n') { |
278 | s++; |
279 | XTERM(SEMINEW); |
280 | } |
281 | XTERM(tmp); |
282 | case '(': |
a687059c |
283 | tmp = *s++; |
284 | XTERM(tmp); |
8d063cd8 |
285 | case '{': |
286 | case '[': |
287 | case ')': |
288 | case ']': |
a687059c |
289 | case '?': |
290 | case ':': |
8d063cd8 |
291 | tmp = *s++; |
292 | XOP(tmp); |
9d116dd7 |
293 | #ifdef EBCDIC |
294 | case 7: |
295 | #else |
8d063cd8 |
296 | case 127: |
9d116dd7 |
297 | #endif |
8d063cd8 |
298 | s++; |
299 | XTERM('}'); |
300 | case '}': |
3f939f22 |
301 | for (d = s + 1; isSPACE(*d); d++) ; |
8d063cd8 |
302 | if (!*d) |
303 | s = d - 1; |
304 | *s = 127; |
305 | XTERM(';'); |
306 | case ',': |
307 | tmp = *s++; |
308 | XTERM(tmp); |
309 | case '~': |
310 | s++; |
378cc40b |
311 | yylval = string("~",1); |
8d063cd8 |
312 | XTERM(MATCHOP); |
313 | case '+': |
314 | case '-': |
315 | if (s[1] == *s) { |
316 | s++; |
317 | if (*s++ == '+') |
318 | XTERM(INCR); |
319 | else |
320 | XTERM(DECR); |
321 | } |
322 | /* FALL THROUGH */ |
323 | case '*': |
324 | case '%': |
a687059c |
325 | case '^': |
8d063cd8 |
326 | tmp = *s++; |
327 | if (*s == '=') { |
a687059c |
328 | if (tmp == '^') |
329 | yylval = string("**=",3); |
330 | else |
331 | yylval = string(s-1,2); |
8d063cd8 |
332 | s++; |
333 | XTERM(ASGNOP); |
334 | } |
335 | XTERM(tmp); |
336 | case '&': |
337 | s++; |
338 | tmp = *s++; |
339 | if (tmp == '&') |
340 | XTERM(ANDAND); |
341 | s--; |
342 | XTERM('&'); |
343 | case '|': |
344 | s++; |
345 | tmp = *s++; |
346 | if (tmp == '|') |
347 | XTERM(OROR); |
348 | s--; |
a687059c |
349 | while (*s == ' ' || *s == '\t') |
350 | s++; |
351 | if (strnEQ(s,"getline",7)) |
352 | XTERM('p'); |
353 | else |
354 | XTERM('|'); |
8d063cd8 |
355 | case '=': |
356 | s++; |
357 | tmp = *s++; |
358 | if (tmp == '=') { |
359 | yylval = string("==",2); |
360 | XTERM(RELOP); |
361 | } |
362 | s--; |
363 | yylval = string("=",1); |
364 | XTERM(ASGNOP); |
365 | case '!': |
366 | s++; |
367 | tmp = *s++; |
368 | if (tmp == '=') { |
369 | yylval = string("!=",2); |
370 | XTERM(RELOP); |
371 | } |
372 | if (tmp == '~') { |
373 | yylval = string("!~",2); |
374 | XTERM(MATCHOP); |
375 | } |
376 | s--; |
377 | XTERM(NOT); |
378 | case '<': |
379 | s++; |
380 | tmp = *s++; |
381 | if (tmp == '=') { |
382 | yylval = string("<=",2); |
383 | XTERM(RELOP); |
384 | } |
385 | s--; |
a687059c |
386 | XTERM('<'); |
8d063cd8 |
387 | case '>': |
388 | s++; |
389 | tmp = *s++; |
378cc40b |
390 | if (tmp == '>') { |
391 | yylval = string(">>",2); |
392 | XTERM(GRGR); |
393 | } |
8d063cd8 |
394 | if (tmp == '=') { |
395 | yylval = string(">=",2); |
396 | XTERM(RELOP); |
397 | } |
398 | s--; |
a687059c |
399 | XTERM('>'); |
8d063cd8 |
400 | |
401 | #define SNARFWORD \ |
402 | d = tokenbuf; \ |
3f939f22 |
403 | while (isALPHA(*s) || isDIGIT(*s) || *s == '_') \ |
8d063cd8 |
404 | *d++ = *s++; \ |
405 | *d = '\0'; \ |
a687059c |
406 | d = tokenbuf; \ |
407 | if (*s == '(') \ |
408 | idtype = USERFUN; \ |
409 | else \ |
410 | idtype = VAR; |
8d063cd8 |
411 | |
412 | case '$': |
413 | s++; |
414 | if (*s == '0') { |
415 | s++; |
416 | do_chop = TRUE; |
417 | need_entire = TRUE; |
a687059c |
418 | idtype = VAR; |
8d063cd8 |
419 | ID("0"); |
420 | } |
421 | do_split = TRUE; |
3f939f22 |
422 | if (isDIGIT(*s)) { |
423 | for (d = s; isDIGIT(*s); s++) ; |
8d063cd8 |
424 | yylval = string(d,s-d); |
425 | tmp = atoi(d); |
426 | if (tmp > maxfld) |
427 | maxfld = tmp; |
428 | XOP(FIELD); |
429 | } |
4cec2b33 |
430 | for (d = s; isALPHA(*s) || isDIGIT(*s) || *s == '_'; ) |
431 | s++; |
8d063cd8 |
432 | split_to_array = set_array_base = TRUE; |
4cec2b33 |
433 | if (d != s) |
434 | { |
435 | yylval = string(d,s-d); |
436 | XTERM(SVFIELD); |
437 | } |
8d063cd8 |
438 | XOP(VFIELD); |
439 | |
440 | case '/': /* may either be division or pattern */ |
441 | if (expectterm) { |
442 | s = scanpat(s); |
443 | XTERM(REGEX); |
444 | } |
445 | tmp = *s++; |
446 | if (*s == '=') { |
447 | yylval = string("/=",2); |
448 | s++; |
449 | XTERM(ASGNOP); |
450 | } |
451 | XTERM(tmp); |
452 | |
453 | case '0': case '1': case '2': case '3': case '4': |
a687059c |
454 | case '5': case '6': case '7': case '8': case '9': case '.': |
8d063cd8 |
455 | s = scannum(s); |
456 | XOP(NUMBER); |
457 | case '"': |
458 | s++; |
459 | s = cpy2(tokenbuf,s,s[-1]); |
460 | if (!*s) |
461 | fatal("String not terminated:\n%s",str_get(linestr)); |
462 | s++; |
463 | yylval = string(tokenbuf,0); |
464 | XOP(STRING); |
465 | |
466 | case 'a': case 'A': |
467 | SNARFWORD; |
a687059c |
468 | if (strEQ(d,"ARGC")) |
469 | set_array_base = TRUE; |
470 | if (strEQ(d,"ARGV")) { |
471 | yylval=numary(string("ARGV",0)); |
472 | XOP(VAR); |
473 | } |
474 | if (strEQ(d,"atan2")) { |
475 | yylval = OATAN2; |
476 | XTERM(FUNN); |
477 | } |
8d063cd8 |
478 | ID(d); |
479 | case 'b': case 'B': |
480 | SNARFWORD; |
481 | if (strEQ(d,"break")) |
482 | XTERM(BREAK); |
483 | if (strEQ(d,"BEGIN")) |
484 | XTERM(BEGIN); |
485 | ID(d); |
486 | case 'c': case 'C': |
487 | SNARFWORD; |
488 | if (strEQ(d,"continue")) |
489 | XTERM(CONTINUE); |
a687059c |
490 | if (strEQ(d,"cos")) { |
491 | yylval = OCOS; |
492 | XTERM(FUN1); |
493 | } |
494 | if (strEQ(d,"close")) { |
495 | do_fancy_opens = 1; |
496 | yylval = OCLOSE; |
497 | XTERM(FUN1); |
498 | } |
499 | if (strEQ(d,"chdir")) |
3f939f22 |
500 | *d = toUPPER(*d); |
a687059c |
501 | else if (strEQ(d,"crypt")) |
3f939f22 |
502 | *d = toUPPER(*d); |
a687059c |
503 | else if (strEQ(d,"chop")) |
3f939f22 |
504 | *d = toUPPER(*d); |
a687059c |
505 | else if (strEQ(d,"chmod")) |
3f939f22 |
506 | *d = toUPPER(*d); |
a687059c |
507 | else if (strEQ(d,"chown")) |
3f939f22 |
508 | *d = toUPPER(*d); |
8d063cd8 |
509 | ID(d); |
510 | case 'd': case 'D': |
511 | SNARFWORD; |
a687059c |
512 | if (strEQ(d,"do")) |
513 | XTERM(DO); |
514 | if (strEQ(d,"delete")) |
515 | XTERM(DELETE); |
516 | if (strEQ(d,"die")) |
3f939f22 |
517 | *d = toUPPER(*d); |
8d063cd8 |
518 | ID(d); |
519 | case 'e': case 'E': |
520 | SNARFWORD; |
521 | if (strEQ(d,"END")) |
522 | XTERM(END); |
523 | if (strEQ(d,"else")) |
524 | XTERM(ELSE); |
525 | if (strEQ(d,"exit")) { |
526 | saw_line_op = TRUE; |
527 | XTERM(EXIT); |
528 | } |
529 | if (strEQ(d,"exp")) { |
530 | yylval = OEXP; |
531 | XTERM(FUN1); |
532 | } |
a687059c |
533 | if (strEQ(d,"elsif")) |
3f939f22 |
534 | *d = toUPPER(*d); |
a687059c |
535 | else if (strEQ(d,"eq")) |
3f939f22 |
536 | *d = toUPPER(*d); |
a687059c |
537 | else if (strEQ(d,"eval")) |
3f939f22 |
538 | *d = toUPPER(*d); |
a687059c |
539 | else if (strEQ(d,"eof")) |
3f939f22 |
540 | *d = toUPPER(*d); |
a687059c |
541 | else if (strEQ(d,"each")) |
3f939f22 |
542 | *d = toUPPER(*d); |
a687059c |
543 | else if (strEQ(d,"exec")) |
3f939f22 |
544 | *d = toUPPER(*d); |
8d063cd8 |
545 | ID(d); |
546 | case 'f': case 'F': |
547 | SNARFWORD; |
548 | if (strEQ(d,"FS")) { |
549 | saw_FS++; |
550 | if (saw_FS == 1 && in_begin) { |
3f939f22 |
551 | for (d = s; *d && isSPACE(*d); d++) ; |
8d063cd8 |
552 | if (*d == '=') { |
3f939f22 |
553 | for (d++; *d && isSPACE(*d); d++) ; |
8d063cd8 |
554 | if (*d == '"' && d[2] == '"') |
555 | const_FS = d[1]; |
556 | } |
557 | } |
558 | ID(tokenbuf); |
559 | } |
8d063cd8 |
560 | if (strEQ(d,"for")) |
561 | XTERM(FOR); |
a687059c |
562 | else if (strEQ(d,"function")) |
563 | XTERM(FUNCTION); |
564 | if (strEQ(d,"FILENAME")) |
565 | d = "ARGV"; |
566 | if (strEQ(d,"foreach")) |
3f939f22 |
567 | *d = toUPPER(*d); |
a687059c |
568 | else if (strEQ(d,"format")) |
3f939f22 |
569 | *d = toUPPER(*d); |
a687059c |
570 | else if (strEQ(d,"fork")) |
3f939f22 |
571 | *d = toUPPER(*d); |
a687059c |
572 | else if (strEQ(d,"fh")) |
3f939f22 |
573 | *d = toUPPER(*d); |
8d063cd8 |
574 | ID(d); |
575 | case 'g': case 'G': |
576 | SNARFWORD; |
577 | if (strEQ(d,"getline")) |
578 | XTERM(GETLINE); |
a687059c |
579 | if (strEQ(d,"gsub")) |
580 | XTERM(GSUB); |
581 | if (strEQ(d,"ge")) |
3f939f22 |
582 | *d = toUPPER(*d); |
a687059c |
583 | else if (strEQ(d,"gt")) |
3f939f22 |
584 | *d = toUPPER(*d); |
a687059c |
585 | else if (strEQ(d,"goto")) |
3f939f22 |
586 | *d = toUPPER(*d); |
a687059c |
587 | else if (strEQ(d,"gmtime")) |
3f939f22 |
588 | *d = toUPPER(*d); |
8d063cd8 |
589 | ID(d); |
590 | case 'h': case 'H': |
591 | SNARFWORD; |
a687059c |
592 | if (strEQ(d,"hex")) |
3f939f22 |
593 | *d = toUPPER(*d); |
8d063cd8 |
594 | ID(d); |
595 | case 'i': case 'I': |
596 | SNARFWORD; |
597 | if (strEQ(d,"if")) |
598 | XTERM(IF); |
599 | if (strEQ(d,"in")) |
600 | XTERM(IN); |
601 | if (strEQ(d,"index")) { |
602 | set_array_base = TRUE; |
603 | XTERM(INDEX); |
604 | } |
605 | if (strEQ(d,"int")) { |
606 | yylval = OINT; |
607 | XTERM(FUN1); |
608 | } |
609 | ID(d); |
610 | case 'j': case 'J': |
611 | SNARFWORD; |
a687059c |
612 | if (strEQ(d,"join")) |
3f939f22 |
613 | *d = toUPPER(*d); |
8d063cd8 |
614 | ID(d); |
615 | case 'k': case 'K': |
616 | SNARFWORD; |
a687059c |
617 | if (strEQ(d,"keys")) |
3f939f22 |
618 | *d = toUPPER(*d); |
a687059c |
619 | else if (strEQ(d,"kill")) |
3f939f22 |
620 | *d = toUPPER(*d); |
8d063cd8 |
621 | ID(d); |
622 | case 'l': case 'L': |
623 | SNARFWORD; |
624 | if (strEQ(d,"length")) { |
625 | yylval = OLENGTH; |
626 | XTERM(FUN1); |
627 | } |
628 | if (strEQ(d,"log")) { |
629 | yylval = OLOG; |
630 | XTERM(FUN1); |
631 | } |
a687059c |
632 | if (strEQ(d,"last")) |
3f939f22 |
633 | *d = toUPPER(*d); |
a687059c |
634 | else if (strEQ(d,"local")) |
3f939f22 |
635 | *d = toUPPER(*d); |
a687059c |
636 | else if (strEQ(d,"lt")) |
3f939f22 |
637 | *d = toUPPER(*d); |
a687059c |
638 | else if (strEQ(d,"le")) |
3f939f22 |
639 | *d = toUPPER(*d); |
a687059c |
640 | else if (strEQ(d,"locatime")) |
3f939f22 |
641 | *d = toUPPER(*d); |
a687059c |
642 | else if (strEQ(d,"link")) |
3f939f22 |
643 | *d = toUPPER(*d); |
8d063cd8 |
644 | ID(d); |
645 | case 'm': case 'M': |
646 | SNARFWORD; |
a687059c |
647 | if (strEQ(d,"match")) { |
648 | set_array_base = TRUE; |
649 | XTERM(MATCH); |
650 | } |
651 | if (strEQ(d,"m")) |
3f939f22 |
652 | *d = toUPPER(*d); |
8d063cd8 |
653 | ID(d); |
654 | case 'n': case 'N': |
655 | SNARFWORD; |
656 | if (strEQ(d,"NF")) |
87250799 |
657 | do_chop = do_split = split_to_array = set_array_base = TRUE; |
8d063cd8 |
658 | if (strEQ(d,"next")) { |
659 | saw_line_op = TRUE; |
660 | XTERM(NEXT); |
661 | } |
a687059c |
662 | if (strEQ(d,"ne")) |
3f939f22 |
663 | *d = toUPPER(*d); |
8d063cd8 |
664 | ID(d); |
665 | case 'o': case 'O': |
666 | SNARFWORD; |
667 | if (strEQ(d,"ORS")) { |
668 | saw_ORS = TRUE; |
a687059c |
669 | d = "\\"; |
8d063cd8 |
670 | } |
671 | if (strEQ(d,"OFS")) { |
672 | saw_OFS = TRUE; |
a687059c |
673 | d = ","; |
8d063cd8 |
674 | } |
675 | if (strEQ(d,"OFMT")) { |
a687059c |
676 | d = "#"; |
8d063cd8 |
677 | } |
a687059c |
678 | if (strEQ(d,"open")) |
3f939f22 |
679 | *d = toUPPER(*d); |
a687059c |
680 | else if (strEQ(d,"ord")) |
3f939f22 |
681 | *d = toUPPER(*d); |
a687059c |
682 | else if (strEQ(d,"oct")) |
3f939f22 |
683 | *d = toUPPER(*d); |
8d063cd8 |
684 | ID(d); |
685 | case 'p': case 'P': |
686 | SNARFWORD; |
687 | if (strEQ(d,"print")) { |
688 | XTERM(PRINT); |
689 | } |
690 | if (strEQ(d,"printf")) { |
691 | XTERM(PRINTF); |
692 | } |
a687059c |
693 | if (strEQ(d,"push")) |
3f939f22 |
694 | *d = toUPPER(*d); |
a687059c |
695 | else if (strEQ(d,"pop")) |
3f939f22 |
696 | *d = toUPPER(*d); |
8d063cd8 |
697 | ID(d); |
698 | case 'q': case 'Q': |
699 | SNARFWORD; |
700 | ID(d); |
701 | case 'r': case 'R': |
702 | SNARFWORD; |
703 | if (strEQ(d,"RS")) { |
a687059c |
704 | d = "/"; |
8d063cd8 |
705 | saw_RS = TRUE; |
706 | } |
a687059c |
707 | if (strEQ(d,"rand")) { |
708 | yylval = ORAND; |
709 | XTERM(FUN1); |
710 | } |
711 | if (strEQ(d,"return")) |
712 | XTERM(RET); |
713 | if (strEQ(d,"reset")) |
3f939f22 |
714 | *d = toUPPER(*d); |
a687059c |
715 | else if (strEQ(d,"redo")) |
3f939f22 |
716 | *d = toUPPER(*d); |
a687059c |
717 | else if (strEQ(d,"rename")) |
3f939f22 |
718 | *d = toUPPER(*d); |
8d063cd8 |
719 | ID(d); |
720 | case 's': case 'S': |
721 | SNARFWORD; |
722 | if (strEQ(d,"split")) { |
723 | set_array_base = TRUE; |
724 | XOP(SPLIT); |
725 | } |
726 | if (strEQ(d,"substr")) { |
727 | set_array_base = TRUE; |
728 | XTERM(SUBSTR); |
729 | } |
a687059c |
730 | if (strEQ(d,"sub")) |
731 | XTERM(SUB); |
2efaeb47 |
732 | if (strEQ(d,"sprintf")) { |
733 | /* In old awk, { print sprintf("str%sg"),"in" } prints |
734 | * "string"; in new awk, "in" is not considered an argument to |
735 | * sprintf, so the statement breaks. To support both, the |
736 | * grammar treats arguments to SPRINTF_OLD like old awk, |
737 | * SPRINTF_NEW like new. Here we return the appropriate one. |
738 | */ |
739 | XTERM(old_awk ? SPRINTF_OLD : SPRINTF_NEW); |
740 | } |
8d063cd8 |
741 | if (strEQ(d,"sqrt")) { |
742 | yylval = OSQRT; |
743 | XTERM(FUN1); |
744 | } |
a687059c |
745 | if (strEQ(d,"SUBSEP")) { |
746 | d = ";"; |
747 | } |
748 | if (strEQ(d,"sin")) { |
749 | yylval = OSIN; |
750 | XTERM(FUN1); |
751 | } |
752 | if (strEQ(d,"srand")) { |
753 | yylval = OSRAND; |
754 | XTERM(FUN1); |
755 | } |
756 | if (strEQ(d,"system")) { |
757 | yylval = OSYSTEM; |
758 | XTERM(FUN1); |
759 | } |
760 | if (strEQ(d,"s")) |
3f939f22 |
761 | *d = toUPPER(*d); |
a687059c |
762 | else if (strEQ(d,"shift")) |
3f939f22 |
763 | *d = toUPPER(*d); |
a687059c |
764 | else if (strEQ(d,"select")) |
3f939f22 |
765 | *d = toUPPER(*d); |
a687059c |
766 | else if (strEQ(d,"seek")) |
3f939f22 |
767 | *d = toUPPER(*d); |
a687059c |
768 | else if (strEQ(d,"stat")) |
3f939f22 |
769 | *d = toUPPER(*d); |
a687059c |
770 | else if (strEQ(d,"study")) |
3f939f22 |
771 | *d = toUPPER(*d); |
a687059c |
772 | else if (strEQ(d,"sleep")) |
3f939f22 |
773 | *d = toUPPER(*d); |
a687059c |
774 | else if (strEQ(d,"symlink")) |
3f939f22 |
775 | *d = toUPPER(*d); |
a687059c |
776 | else if (strEQ(d,"sort")) |
3f939f22 |
777 | *d = toUPPER(*d); |
8d063cd8 |
778 | ID(d); |
779 | case 't': case 'T': |
780 | SNARFWORD; |
a687059c |
781 | if (strEQ(d,"tr")) |
3f939f22 |
782 | *d = toUPPER(*d); |
a687059c |
783 | else if (strEQ(d,"tell")) |
3f939f22 |
784 | *d = toUPPER(*d); |
a687059c |
785 | else if (strEQ(d,"time")) |
3f939f22 |
786 | *d = toUPPER(*d); |
a687059c |
787 | else if (strEQ(d,"times")) |
3f939f22 |
788 | *d = toUPPER(*d); |
8d063cd8 |
789 | ID(d); |
790 | case 'u': case 'U': |
791 | SNARFWORD; |
a687059c |
792 | if (strEQ(d,"until")) |
3f939f22 |
793 | *d = toUPPER(*d); |
a687059c |
794 | else if (strEQ(d,"unless")) |
3f939f22 |
795 | *d = toUPPER(*d); |
a687059c |
796 | else if (strEQ(d,"umask")) |
3f939f22 |
797 | *d = toUPPER(*d); |
a687059c |
798 | else if (strEQ(d,"unshift")) |
3f939f22 |
799 | *d = toUPPER(*d); |
a687059c |
800 | else if (strEQ(d,"unlink")) |
3f939f22 |
801 | *d = toUPPER(*d); |
a687059c |
802 | else if (strEQ(d,"utime")) |
3f939f22 |
803 | *d = toUPPER(*d); |
8d063cd8 |
804 | ID(d); |
805 | case 'v': case 'V': |
806 | SNARFWORD; |
a687059c |
807 | if (strEQ(d,"values")) |
3f939f22 |
808 | *d = toUPPER(*d); |
8d063cd8 |
809 | ID(d); |
810 | case 'w': case 'W': |
811 | SNARFWORD; |
812 | if (strEQ(d,"while")) |
813 | XTERM(WHILE); |
a687059c |
814 | if (strEQ(d,"write")) |
3f939f22 |
815 | *d = toUPPER(*d); |
a687059c |
816 | else if (strEQ(d,"wait")) |
3f939f22 |
817 | *d = toUPPER(*d); |
8d063cd8 |
818 | ID(d); |
819 | case 'x': case 'X': |
820 | SNARFWORD; |
a687059c |
821 | if (strEQ(d,"x")) |
3f939f22 |
822 | *d = toUPPER(*d); |
8d063cd8 |
823 | ID(d); |
824 | case 'y': case 'Y': |
825 | SNARFWORD; |
a687059c |
826 | if (strEQ(d,"y")) |
3f939f22 |
827 | *d = toUPPER(*d); |
8d063cd8 |
828 | ID(d); |
829 | case 'z': case 'Z': |
830 | SNARFWORD; |
831 | ID(d); |
832 | } |
833 | } |
834 | |
835 | char * |
f0f333f4 |
836 | scanpat(register char *s) |
8d063cd8 |
837 | { |
838 | register char *d; |
839 | |
840 | switch (*s++) { |
841 | case '/': |
842 | break; |
843 | default: |
844 | fatal("Search pattern not found:\n%s",str_get(linestr)); |
845 | } |
378cc40b |
846 | |
847 | d = tokenbuf; |
848 | for (; *s; s++,d++) { |
849 | if (*s == '\\') { |
850 | if (s[1] == '/') |
851 | *d++ = *s++; |
852 | else if (s[1] == '\\') |
853 | *d++ = *s++; |
bf10efe7 |
854 | else if (s[1] == '[') |
855 | *d++ = *s++; |
378cc40b |
856 | } |
857 | else if (*s == '[') { |
858 | *d++ = *s++; |
859 | do { |
860 | if (*s == '\\' && s[1]) |
861 | *d++ = *s++; |
862 | if (*s == '/' || (*s == '-' && s[1] == ']')) |
863 | *d++ = '\\'; |
864 | *d++ = *s++; |
865 | } while (*s && *s != ']'); |
866 | } |
867 | else if (*s == '/') |
868 | break; |
869 | *d = *s; |
870 | } |
871 | *d = '\0'; |
872 | |
8d063cd8 |
873 | if (!*s) |
874 | fatal("Search pattern not terminated:\n%s",str_get(linestr)); |
875 | s++; |
876 | yylval = string(tokenbuf,0); |
877 | return s; |
878 | } |
879 | |
75f92628 |
880 | void |
f0f333f4 |
881 | yyerror(char *s) |
8d063cd8 |
882 | { |
883 | fprintf(stderr,"%s in file %s at line %d\n", |
884 | s,filename,line); |
885 | } |
886 | |
887 | char * |
f0f333f4 |
888 | scannum(register char *s) |
8d063cd8 |
889 | { |
890 | register char *d; |
891 | |
892 | switch (*s) { |
893 | case '1': case '2': case '3': case '4': case '5': |
894 | case '6': case '7': case '8': case '9': case '0' : case '.': |
895 | d = tokenbuf; |
3f939f22 |
896 | while (isDIGIT(*s)) { |
8d063cd8 |
897 | *d++ = *s++; |
378cc40b |
898 | } |
bf10efe7 |
899 | if (*s == '.') { |
3f939f22 |
900 | if (isDIGIT(s[1])) { |
378cc40b |
901 | *d++ = *s++; |
3f939f22 |
902 | while (isDIGIT(*s)) { |
bf10efe7 |
903 | *d++ = *s++; |
904 | } |
378cc40b |
905 | } |
bf10efe7 |
906 | else |
907 | s++; |
378cc40b |
908 | } |
a0d0e21e |
909 | if (strchr("eE",*s) && strchr("+-0123456789",s[1])) { |
8d063cd8 |
910 | *d++ = *s++; |
378cc40b |
911 | if (*s == '+' || *s == '-') |
912 | *d++ = *s++; |
3f939f22 |
913 | while (isDIGIT(*s)) |
378cc40b |
914 | *d++ = *s++; |
915 | } |
8d063cd8 |
916 | *d = '\0'; |
917 | yylval = string(tokenbuf,0); |
918 | break; |
919 | } |
920 | return s; |
921 | } |
922 | |
748a9306 |
923 | int |
f0f333f4 |
924 | string(char *ptr, int len) |
8d063cd8 |
925 | { |
926 | int retval = mop; |
927 | |
928 | ops[mop++].ival = OSTRING + (1<<8); |
929 | if (!len) |
930 | len = strlen(ptr); |
f0f333f4 |
931 | ops[mop].cval = (char *) safemalloc(len+1); |
8d063cd8 |
932 | strncpy(ops[mop].cval,ptr,len); |
933 | ops[mop++].cval[len] = '\0'; |
a687059c |
934 | if (mop >= OPSMAX) |
935 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
936 | return retval; |
937 | } |
938 | |
748a9306 |
939 | int |
f0f333f4 |
940 | oper0(int type) |
8d063cd8 |
941 | { |
942 | int retval = mop; |
943 | |
944 | if (type > 255) |
945 | fatal("type > 255 (%d)\n",type); |
946 | ops[mop++].ival = type; |
a687059c |
947 | if (mop >= OPSMAX) |
948 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
949 | return retval; |
950 | } |
951 | |
748a9306 |
952 | int |
f0f333f4 |
953 | oper1(int type, int arg1) |
8d063cd8 |
954 | { |
955 | int retval = mop; |
956 | |
957 | if (type > 255) |
958 | fatal("type > 255 (%d)\n",type); |
959 | ops[mop++].ival = type + (1<<8); |
960 | ops[mop++].ival = arg1; |
a687059c |
961 | if (mop >= OPSMAX) |
962 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
963 | return retval; |
964 | } |
965 | |
748a9306 |
966 | int |
f0f333f4 |
967 | oper2(int type, int arg1, int arg2) |
8d063cd8 |
968 | { |
969 | int retval = mop; |
970 | |
971 | if (type > 255) |
972 | fatal("type > 255 (%d)\n",type); |
973 | ops[mop++].ival = type + (2<<8); |
974 | ops[mop++].ival = arg1; |
975 | ops[mop++].ival = arg2; |
a687059c |
976 | if (mop >= OPSMAX) |
977 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
978 | return retval; |
979 | } |
980 | |
748a9306 |
981 | int |
f0f333f4 |
982 | oper3(int type, int arg1, int arg2, int arg3) |
8d063cd8 |
983 | { |
984 | int retval = mop; |
985 | |
986 | if (type > 255) |
987 | fatal("type > 255 (%d)\n",type); |
988 | ops[mop++].ival = type + (3<<8); |
989 | ops[mop++].ival = arg1; |
990 | ops[mop++].ival = arg2; |
991 | ops[mop++].ival = arg3; |
a687059c |
992 | if (mop >= OPSMAX) |
993 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
994 | return retval; |
995 | } |
996 | |
748a9306 |
997 | int |
f0f333f4 |
998 | oper4(int type, int arg1, int arg2, int arg3, int arg4) |
8d063cd8 |
999 | { |
1000 | int retval = mop; |
1001 | |
1002 | if (type > 255) |
1003 | fatal("type > 255 (%d)\n",type); |
1004 | ops[mop++].ival = type + (4<<8); |
1005 | ops[mop++].ival = arg1; |
1006 | ops[mop++].ival = arg2; |
1007 | ops[mop++].ival = arg3; |
1008 | ops[mop++].ival = arg4; |
a687059c |
1009 | if (mop >= OPSMAX) |
1010 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
1011 | return retval; |
1012 | } |
1013 | |
748a9306 |
1014 | int |
f0f333f4 |
1015 | oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5) |
8d063cd8 |
1016 | { |
1017 | int retval = mop; |
1018 | |
1019 | if (type > 255) |
1020 | fatal("type > 255 (%d)\n",type); |
1021 | ops[mop++].ival = type + (5<<8); |
1022 | ops[mop++].ival = arg1; |
1023 | ops[mop++].ival = arg2; |
1024 | ops[mop++].ival = arg3; |
1025 | ops[mop++].ival = arg4; |
1026 | ops[mop++].ival = arg5; |
a687059c |
1027 | if (mop >= OPSMAX) |
1028 | fatal("Recompile a2p with larger OPSMAX\n"); |
8d063cd8 |
1029 | return retval; |
1030 | } |
1031 | |
1032 | int depth = 0; |
1033 | |
75f92628 |
1034 | void |
f0f333f4 |
1035 | dump(int branch) |
8d063cd8 |
1036 | { |
1037 | register int type; |
1038 | register int len; |
1039 | register int i; |
1040 | |
1041 | type = ops[branch].ival; |
1042 | len = type >> 8; |
1043 | type &= 255; |
1044 | for (i=depth; i; i--) |
1045 | printf(" "); |
1046 | if (type == OSTRING) { |
1047 | printf("%-5d\"%s\"\n",branch,ops[branch+1].cval); |
1048 | } |
1049 | else { |
1050 | printf("(%-5d%s %d\n",branch,opname[type],len); |
1051 | depth++; |
1052 | for (i=1; i<=len; i++) |
1053 | dump(ops[branch+i].ival); |
1054 | depth--; |
1055 | for (i=depth; i; i--) |
1056 | printf(" "); |
1057 | printf(")\n"); |
1058 | } |
1059 | } |
1060 | |
748a9306 |
1061 | int |
f0f333f4 |
1062 | bl(int arg, int maybe) |
8d063cd8 |
1063 | { |
1064 | if (!arg) |
1065 | return 0; |
1066 | else if ((ops[arg].ival & 255) != OBLOCK) |
1067 | return oper2(OBLOCK,arg,maybe); |
378cc40b |
1068 | else if ((ops[arg].ival >> 8) < 2) |
8d063cd8 |
1069 | return oper2(OBLOCK,ops[arg+1].ival,maybe); |
1070 | else |
1071 | return arg; |
1072 | } |
1073 | |
75f92628 |
1074 | void |
f0f333f4 |
1075 | fixup(STR *str) |
8d063cd8 |
1076 | { |
1077 | register char *s; |
1078 | register char *t; |
1079 | |
1080 | for (s = str->str_ptr; *s; s++) { |
1081 | if (*s == ';' && s[1] == ' ' && s[2] == '\n') { |
1082 | strcpy(s+1,s+2); |
1083 | s++; |
1084 | } |
1085 | else if (*s == '\n') { |
3f939f22 |
1086 | for (t = s+1; isSPACE(*t & 127); t++) ; |
8d063cd8 |
1087 | t--; |
3f939f22 |
1088 | while (isSPACE(*t & 127) && *t != '\n') t--; |
8d063cd8 |
1089 | if (*t == '\n' && t-s > 1) { |
1090 | if (s[-1] == '{') |
1091 | s--; |
1092 | strcpy(s+1,t); |
1093 | } |
1094 | s++; |
1095 | } |
1096 | } |
1097 | } |
1098 | |
75f92628 |
1099 | void |
f0f333f4 |
1100 | putlines(STR *str) |
8d063cd8 |
1101 | { |
1102 | register char *d, *s, *t, *e; |
1103 | register int pos, newpos; |
1104 | |
1105 | d = tokenbuf; |
1106 | pos = 0; |
1107 | for (s = str->str_ptr; *s; s++) { |
1108 | *d++ = *s; |
1109 | pos++; |
1110 | if (*s == '\n') { |
1111 | *d = '\0'; |
1112 | d = tokenbuf; |
1113 | pos = 0; |
1114 | putone(); |
1115 | } |
1116 | else if (*s == '\t') |
1117 | pos += 7; |
1118 | if (pos > 78) { /* split a long line? */ |
1119 | *d-- = '\0'; |
1120 | newpos = 0; |
3f939f22 |
1121 | for (t = tokenbuf; isSPACE(*t & 127); t++) { |
8d063cd8 |
1122 | if (*t == '\t') |
1123 | newpos += 8; |
1124 | else |
1125 | newpos += 1; |
1126 | } |
1127 | e = d; |
1128 | while (d > tokenbuf && (*d != ' ' || d[-1] != ';')) |
1129 | d--; |
1130 | if (d < t+10) { |
1131 | d = e; |
1132 | while (d > tokenbuf && |
1133 | (*d != ' ' || d[-1] != '|' || d[-2] != '|') ) |
1134 | d--; |
1135 | } |
1136 | if (d < t+10) { |
1137 | d = e; |
1138 | while (d > tokenbuf && |
1139 | (*d != ' ' || d[-1] != '&' || d[-2] != '&') ) |
1140 | d--; |
1141 | } |
1142 | if (d < t+10) { |
1143 | d = e; |
1144 | while (d > tokenbuf && (*d != ' ' || d[-1] != ',')) |
1145 | d--; |
1146 | } |
1147 | if (d < t+10) { |
1148 | d = e; |
1149 | while (d > tokenbuf && *d != ' ') |
1150 | d--; |
1151 | } |
1152 | if (d > t+3) { |
fe14fcc3 |
1153 | char save[2048]; |
1154 | strcpy(save, d); |
1155 | *d = '\n'; |
1156 | d[1] = '\0'; |
8d063cd8 |
1157 | putone(); |
1158 | putchar('\n'); |
1159 | if (d[-1] != ';' && !(newpos % 4)) { |
1160 | *t++ = ' '; |
1161 | *t++ = ' '; |
1162 | newpos += 2; |
1163 | } |
fe14fcc3 |
1164 | strcpy(t,save+1); |
8d063cd8 |
1165 | newpos += strlen(t); |
1166 | d = t + strlen(t); |
1167 | pos = newpos; |
1168 | } |
1169 | else |
1170 | d = e + 1; |
1171 | } |
1172 | } |
1173 | } |
1174 | |
75f92628 |
1175 | void |
f0f333f4 |
1176 | putone(void) |
8d063cd8 |
1177 | { |
1178 | register char *t; |
1179 | |
1180 | for (t = tokenbuf; *t; t++) { |
1181 | *t &= 127; |
1182 | if (*t == 127) { |
1183 | *t = ' '; |
1184 | strcpy(t+strlen(t)-1, "\t#???\n"); |
378cc40b |
1185 | checkers++; |
8d063cd8 |
1186 | } |
1187 | } |
1188 | t = tokenbuf; |
1189 | if (*t == '#') { |
1190 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) |
1191 | return; |
378cc40b |
1192 | if (strnEQ(t,"#!/usr/bin/awk",14) || strnEQ(t,"#! /usr/bin/awk",15)) |
1193 | return; |
8d063cd8 |
1194 | } |
1195 | fputs(tokenbuf,stdout); |
1196 | } |
1197 | |
748a9306 |
1198 | int |
f0f333f4 |
1199 | numary(int arg) |
8d063cd8 |
1200 | { |
1201 | STR *key; |
1202 | int dummy; |
1203 | |
a687059c |
1204 | key = walk(0,0,arg,&dummy,P_MIN); |
8d063cd8 |
1205 | str_cat(key,"[]"); |
1206 | hstore(symtab,key->str_ptr,str_make("1")); |
1207 | str_free(key); |
1208 | set_array_base = TRUE; |
1209 | return arg; |
1210 | } |
a687059c |
1211 | |
748a9306 |
1212 | int |
f0f333f4 |
1213 | rememberargs(int arg) |
a687059c |
1214 | { |
1215 | int type; |
1216 | STR *str; |
1217 | |
1218 | if (!arg) |
1219 | return arg; |
1220 | type = ops[arg].ival & 255; |
1221 | if (type == OCOMMA) { |
1222 | rememberargs(ops[arg+1].ival); |
1223 | rememberargs(ops[arg+3].ival); |
1224 | } |
1225 | else if (type == OVAR) { |
1226 | str = str_new(0); |
1227 | hstore(curarghash,ops[ops[arg+1].ival+1].cval,str); |
1228 | } |
1229 | else |
1230 | fatal("panic: unknown argument type %d, line %d\n",type,line); |
1231 | return arg; |
1232 | } |
1233 | |
748a9306 |
1234 | int |
f0f333f4 |
1235 | aryrefarg(int arg) |
a687059c |
1236 | { |
1237 | int type = ops[arg].ival & 255; |
1238 | STR *str; |
1239 | |
1240 | if (type != OSTRING) |
1241 | fatal("panic: aryrefarg %d, line %d\n",type,line); |
1242 | str = hfetch(curarghash,ops[arg+1].cval); |
1243 | if (str) |
1244 | str_set(str,"*"); |
1245 | return arg; |
1246 | } |
1247 | |
748a9306 |
1248 | int |
f0f333f4 |
1249 | fixfargs(int name, int arg, int prevargs) |
a687059c |
1250 | { |
1251 | int type; |
1252 | STR *str; |
b7953727 |
1253 | int numargs = 0; |
a687059c |
1254 | |
1255 | if (!arg) |
1256 | return prevargs; |
1257 | type = ops[arg].ival & 255; |
1258 | if (type == OCOMMA) { |
1259 | numargs = fixfargs(name,ops[arg+1].ival,prevargs); |
1260 | numargs = fixfargs(name,ops[arg+3].ival,numargs); |
1261 | } |
1262 | else if (type == OVAR) { |
1263 | str = hfetch(curarghash,ops[ops[arg+1].ival+1].cval); |
1264 | if (strEQ(str_get(str),"*")) { |
1265 | char tmpbuf[128]; |
1266 | |
1267 | str_set(str,""); /* in case another routine has this */ |
1268 | ops[arg].ival &= ~255; |
1269 | ops[arg].ival |= OSTAR; |
1270 | sprintf(tmpbuf,"%s:%d",ops[name+1].cval,prevargs); |
1271 | fprintf(stderr,"Adding %s\n",tmpbuf); |
1272 | str = str_new(0); |
1273 | str_set(str,"*"); |
1274 | hstore(curarghash,tmpbuf,str); |
1275 | } |
1276 | numargs = prevargs + 1; |
1277 | } |
1278 | else |
1279 | fatal("panic: unknown argument type %d, arg %d, line %d\n", |
39c3038c |
1280 | type,prevargs+1,line); |
a687059c |
1281 | return numargs; |
1282 | } |
1283 | |
748a9306 |
1284 | int |
f0f333f4 |
1285 | fixrargs(char *name, int arg, int prevargs) |
a687059c |
1286 | { |
1287 | int type; |
1288 | STR *str; |
1289 | int numargs; |
1290 | |
1291 | if (!arg) |
1292 | return prevargs; |
1293 | type = ops[arg].ival & 255; |
1294 | if (type == OCOMMA) { |
1295 | numargs = fixrargs(name,ops[arg+1].ival,prevargs); |
1296 | numargs = fixrargs(name,ops[arg+3].ival,numargs); |
1297 | } |
1298 | else { |
f0f333f4 |
1299 | char *tmpbuf = (char *) safemalloc(strlen(name) + (sizeof(prevargs) * 3) + 5); |
a687059c |
1300 | sprintf(tmpbuf,"%s:%d",name,prevargs); |
1301 | str = hfetch(curarghash,tmpbuf); |
ece629c6 |
1302 | safefree(tmpbuf); |
a687059c |
1303 | if (str && strEQ(str->str_ptr,"*")) { |
1304 | if (type == OVAR || type == OSTAR) { |
1305 | ops[arg].ival &= ~255; |
1306 | ops[arg].ival |= OSTAR; |
1307 | } |
1308 | else |
1309 | fatal("Can't pass expression by reference as arg %d of %s\n", |
1310 | prevargs+1, name); |
1311 | } |
1312 | numargs = prevargs + 1; |
1313 | } |
1314 | return numargs; |
1315 | } |