Commit | Line | Data |
---|---|---|
8665f9e4 | 1 | /* a2py.c |
a687059c | 2 | * |
4bb101f2 JH |
3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
4 | * 2000, 2001, 2002, by Larry Wall and others | |
a687059c | 5 | * |
2b317908 LW |
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 LW |
8 | */ |
9 | ||
2986a63f | 10 | #if defined(OS2) || defined(WIN32) || defined(NETWARE) |
2c5424a7 GS |
11 | #if defined(WIN32) |
12 | #include <io.h> | |
13 | #endif | |
2986a63f JH |
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 LW |
20 | |
21 | char *filename; | |
39c3038c | 22 | char *myname; |
8d063cd8 | 23 | |
378cc40b | 24 | int checkers = 0; |
748a9306 | 25 | |
f0f333f4 NIS |
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 JH |
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 GS |
39 | static void usage(void); |
40 | ||
9607fc9c | 41 | static void |
39c3038c LW |
42 | usage() |
43 | { | |
cceca5ed | 44 | printf("\nThis is the AWK to PERL translator, revision %d.0, version %d\n", PERL_REVISION, PERL_VERSION); |
39c3038c LW |
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 JH |
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 LW |
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 JH |
71 | #endif /* NETWARE */ |
72 | ||
39c3038c | 73 | myname = argv[0]; |
8d063cd8 LW |
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 LW |
79 | switch (argv[0][1]) { |
80 | #ifdef DEBUGGING | |
81 | case 'D': | |
82 | debug = atoi(argv[0]+2); | |
9d116dd7 | 83 | #if YYDEBUG |
8d063cd8 LW |
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 CS |
99 | case 'o': |
100 | old_awk = TRUE; | |
101 | break; | |
8d063cd8 LW |
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 GS |
111 | #else |
112 | fatal("Unrecognized switch: %s\n",argv[0]); | |
39c3038c | 113 | #endif |
8d063cd8 LW |
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 LW |
122 | if ( isatty(fileno(stdin)) ) |
123 | usage(); | |
124 | #endif | |
125 | argv[0] = "-"; | |
126 | } | |
127 | filename = savestr(argv[0]); | |
128 | ||
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
189 | str_cat(str, |
190 | " # process any FOO=bar switches\n\n"); | |
8d063cd8 LW |
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 LW |
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 NK |
211 | /* by ANSI specs return is needed. This also shuts up VC++ and his warnings */ |
212 | return(0); | |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
233 | fprintf(stderr,"Tokener at %s",s); |
234 | else | |
235 | fprintf(stderr,"Tokener at %s\n",s); | |
b7953727 | 236 | } |
8d063cd8 LW |
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 LW |
245 | s++; |
246 | if (*s && *s != '\n') { | |
247 | yyerror("Ignoring spurious backslash"); | |
248 | goto retry; | |
249 | } | |
250 | /*FALLSTHROUGH*/ | |
8d063cd8 LW |
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 LW |
283 | tmp = *s++; |
284 | XTERM(tmp); | |
8d063cd8 LW |
285 | case '{': |
286 | case '[': | |
287 | case ')': | |
288 | case ']': | |
a687059c LW |
289 | case '?': |
290 | case ':': | |
8d063cd8 LW |
291 | tmp = *s++; |
292 | XOP(tmp); | |
9d116dd7 JH |
293 | #ifdef EBCDIC |
294 | case 7: | |
295 | #else | |
8d063cd8 | 296 | case 127: |
9d116dd7 | 297 | #endif |
8d063cd8 LW |
298 | s++; |
299 | XTERM('}'); | |
300 | case '}': | |
3f939f22 | 301 | for (d = s + 1; isSPACE(*d); d++) ; |
8d063cd8 LW |
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 LW |
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 LW |
326 | tmp = *s++; |
327 | if (*s == '=') { | |
a687059c LW |
328 | if (tmp == '^') |
329 | yylval = string("**=",3); | |
330 | else | |
331 | yylval = string(s-1,2); | |
8d063cd8 LW |
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 LW |
349 | while (*s == ' ' || *s == '\t') |
350 | s++; | |
351 | if (strnEQ(s,"getline",7)) | |
352 | XTERM('p'); | |
353 | else | |
354 | XTERM('|'); | |
8d063cd8 LW |
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 LW |
387 | case '>': |
388 | s++; | |
389 | tmp = *s++; | |
378cc40b LW |
390 | if (tmp == '>') { |
391 | yylval = string(">>",2); | |
392 | XTERM(GRGR); | |
393 | } | |
8d063cd8 LW |
394 | if (tmp == '=') { |
395 | yylval = string(">=",2); | |
396 | XTERM(RELOP); | |
397 | } | |
398 | s--; | |
a687059c | 399 | XTERM('>'); |
8d063cd8 LW |
400 | |
401 | #define SNARFWORD \ | |
402 | d = tokenbuf; \ | |
3f939f22 | 403 | while (isALPHA(*s) || isDIGIT(*s) || *s == '_') \ |
8d063cd8 LW |
404 | *d++ = *s++; \ |
405 | *d = '\0'; \ | |
a687059c LW |
406 | d = tokenbuf; \ |
407 | if (*s == '(') \ | |
408 | idtype = USERFUN; \ | |
409 | else \ | |
410 | idtype = VAR; | |
8d063cd8 LW |
411 | |
412 | case '$': | |
413 | s++; | |
414 | if (*s == '0') { | |
415 | s++; | |
416 | do_chop = TRUE; | |
417 | need_entire = TRUE; | |
a687059c | 418 | idtype = VAR; |
8d063cd8 LW |
419 | ID("0"); |
420 | } | |
421 | do_split = TRUE; | |
3f939f22 JH |
422 | if (isDIGIT(*s)) { |
423 | for (d = s; isDIGIT(*s); s++) ; | |
8d063cd8 LW |
424 | yylval = string(d,s-d); |
425 | tmp = atoi(d); | |
426 | if (tmp > maxfld) | |
427 | maxfld = tmp; | |
428 | XOP(FIELD); | |
429 | } | |
4cec2b33 BD |
430 | for (d = s; isALPHA(*s) || isDIGIT(*s) || *s == '_'; ) |
431 | s++; | |
8d063cd8 | 432 | split_to_array = set_array_base = TRUE; |
4cec2b33 BD |
433 | if (d != s) |
434 | { | |
435 | yylval = string(d,s-d); | |
436 | XTERM(SVFIELD); | |
437 | } | |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
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 LW |
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 LW |
509 | ID(d); |
510 | case 'd': case 'D': | |
511 | SNARFWORD; | |
a687059c LW |
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 LW |
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 LW |
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 LW |
554 | if (*d == '"' && d[2] == '"') |
555 | const_FS = d[1]; | |
556 | } | |
557 | } | |
558 | ID(tokenbuf); | |
559 | } | |
8d063cd8 LW |
560 | if (strEQ(d,"for")) |
561 | XTERM(FOR); | |
a687059c LW |
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 LW |
574 | ID(d); |
575 | case 'g': case 'G': | |
576 | SNARFWORD; | |
577 | if (strEQ(d,"getline")) | |
578 | XTERM(GETLINE); | |
a687059c LW |
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 LW |
589 | ID(d); |
590 | case 'h': case 'H': | |
591 | SNARFWORD; | |
a687059c | 592 | if (strEQ(d,"hex")) |
3f939f22 | 593 | *d = toUPPER(*d); |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
644 | ID(d); |
645 | case 'm': case 'M': | |
646 | SNARFWORD; | |
a687059c LW |
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 LW |
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 LW |
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 LW |
664 | ID(d); |
665 | case 'o': case 'O': | |
666 | SNARFWORD; | |
667 | if (strEQ(d,"ORS")) { | |
668 | saw_ORS = TRUE; | |
a687059c | 669 | d = "\\"; |
8d063cd8 LW |
670 | } |
671 | if (strEQ(d,"OFS")) { | |
672 | saw_OFS = TRUE; | |
a687059c | 673 | d = ","; |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
705 | saw_RS = TRUE; |
706 | } | |
a687059c LW |
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 LW |
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 LW |
730 | if (strEQ(d,"sub")) |
731 | XTERM(SUB); | |
2efaeb47 AD |
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 LW |
741 | if (strEQ(d,"sqrt")) { |
742 | yylval = OSQRT; | |
743 | XTERM(FUN1); | |
744 | } | |
a687059c LW |
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 LW |
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 LW |
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 LW |
804 | ID(d); |
805 | case 'v': case 'V': | |
806 | SNARFWORD; | |
a687059c | 807 | if (strEQ(d,"values")) |
3f939f22 | 808 | *d = toUPPER(*d); |
8d063cd8 LW |
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 LW |
818 | ID(d); |
819 | case 'x': case 'X': | |
820 | SNARFWORD; | |
a687059c | 821 | if (strEQ(d,"x")) |
3f939f22 | 822 | *d = toUPPER(*d); |
8d063cd8 LW |
823 | ID(d); |
824 | case 'y': case 'Y': | |
825 | SNARFWORD; | |
a687059c | 826 | if (strEQ(d,"y")) |
3f939f22 | 827 | *d = toUPPER(*d); |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
854 | else if (s[1] == '[') |
855 | *d++ = *s++; | |
378cc40b LW |
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 LW |
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 LW |
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 LW |
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 LW |
903 | *d++ = *s++; |
904 | } | |
378cc40b | 905 | } |
bf10efe7 LW |
906 | else |
907 | s++; | |
378cc40b | 908 | } |
a0d0e21e | 909 | if (strchr("eE",*s) && strchr("+-0123456789",s[1])) { |
8d063cd8 | 910 | *d++ = *s++; |
378cc40b LW |
911 | if (*s == '+' || *s == '-') |
912 | *d++ = *s++; | |
3f939f22 | 913 | while (isDIGIT(*s)) |
378cc40b LW |
914 | *d++ = *s++; |
915 | } | |
8d063cd8 LW |
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 LW |
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 LW |
932 | strncpy(ops[mop].cval,ptr,len); |
933 | ops[mop++].cval[len] = '\0'; | |
a687059c LW |
934 | if (mop >= OPSMAX) |
935 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
936 | return retval; |
937 | } | |
938 | ||
748a9306 | 939 | int |
f0f333f4 | 940 | oper0(int type) |
8d063cd8 LW |
941 | { |
942 | int retval = mop; | |
943 | ||
944 | if (type > 255) | |
945 | fatal("type > 255 (%d)\n",type); | |
946 | ops[mop++].ival = type; | |
a687059c LW |
947 | if (mop >= OPSMAX) |
948 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
949 | return retval; |
950 | } | |
951 | ||
748a9306 | 952 | int |
f0f333f4 | 953 | oper1(int type, int arg1) |
8d063cd8 LW |
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 LW |
961 | if (mop >= OPSMAX) |
962 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
963 | return retval; |
964 | } | |
965 | ||
748a9306 | 966 | int |
f0f333f4 | 967 | oper2(int type, int arg1, int arg2) |
8d063cd8 LW |
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 LW |
976 | if (mop >= OPSMAX) |
977 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
978 | return retval; |
979 | } | |
980 | ||
748a9306 | 981 | int |
f0f333f4 | 982 | oper3(int type, int arg1, int arg2, int arg3) |
8d063cd8 LW |
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 LW |
992 | if (mop >= OPSMAX) |
993 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
994 | return retval; |
995 | } | |
996 | ||
748a9306 | 997 | int |
f0f333f4 | 998 | oper4(int type, int arg1, int arg2, int arg3, int arg4) |
8d063cd8 LW |
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 LW |
1009 | if (mop >= OPSMAX) |
1010 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
1011 | return retval; |
1012 | } | |
1013 | ||
748a9306 | 1014 | int |
f0f333f4 | 1015 | oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5) |
8d063cd8 LW |
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 LW |
1027 | if (mop >= OPSMAX) |
1028 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
1029 | return retval; |
1030 | } | |
1031 | ||
1032 | int depth = 0; | |
1033 | ||
75f92628 | 1034 | void |
f0f333f4 | 1035 | dump(int branch) |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
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 LW |
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 LW |
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 LW |
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 LW |
1153 | char save[2048]; |
1154 | strcpy(save, d); | |
1155 | *d = '\n'; | |
1156 | d[1] = '\0'; | |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
1186 | } |
1187 | } | |
1188 | t = tokenbuf; | |
1189 | if (*t == '#') { | |
1190 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) | |
1191 | return; | |
378cc40b LW |
1192 | if (strnEQ(t,"#!/usr/bin/awk",14) || strnEQ(t,"#! /usr/bin/awk",15)) |
1193 | return; | |
8d063cd8 LW |
1194 | } |
1195 | fputs(tokenbuf,stdout); | |
1196 | } | |
1197 | ||
748a9306 | 1198 | int |
f0f333f4 | 1199 | numary(int arg) |
8d063cd8 LW |
1200 | { |
1201 | STR *key; | |
1202 | int dummy; | |
1203 | ||
a687059c | 1204 | key = walk(0,0,arg,&dummy,P_MIN); |
8d063cd8 LW |
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 LW |
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 LW |
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 LW |
1250 | { |
1251 | int type; | |
1252 | STR *str; | |
b7953727 | 1253 | int numargs = 0; |
a687059c LW |
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 LW |
1281 | return numargs; |
1282 | } | |
1283 | ||
748a9306 | 1284 | int |
f0f333f4 | 1285 | fixrargs(char *name, int arg, int prevargs) |
a687059c LW |
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 LW |
1300 | sprintf(tmpbuf,"%s:%d",name,prevargs); |
1301 | str = hfetch(curarghash,tmpbuf); | |
ece629c6 | 1302 | safefree(tmpbuf); |
a687059c LW |
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 | } |