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 | 20 | |
aab39148 RB |
21 | const char *filename; |
22 | const 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 |
aab39148 | 62 | main(register int argc, register const char **argv, register const 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 | ||
d34ed59f | 120 | if (argv[0] == NULL) { |
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 | if (strEQ(filename,"-")) |
130 | argv[0] = ""; | |
131 | if (!*argv[0]) | |
132 | rsfp = stdin; | |
133 | else | |
134 | rsfp = fopen(argv[0],"r"); | |
d34ed59f | 135 | if (rsfp == NULL) |
8d063cd8 LW |
136 | fatal("Awk script \"%s\" doesn't seem to exist.\n",filename); |
137 | ||
138 | /* init tokener */ | |
139 | ||
140 | bufptr = str_get(linestr); | |
141 | symtab = hnew(); | |
a687059c | 142 | curarghash = hnew(); |
8d063cd8 LW |
143 | |
144 | /* now parse the report spec */ | |
145 | ||
146 | if (yyparse()) | |
147 | fatal("Translation aborted due to syntax errors.\n"); | |
148 | ||
149 | #ifdef DEBUGGING | |
150 | if (debug & 2) { | |
151 | int type, len; | |
152 | ||
153 | for (i=1; i<mop;) { | |
154 | type = ops[i].ival; | |
155 | len = type >> 8; | |
156 | type &= 255; | |
157 | printf("%d\t%d\t%d\t%-10s",i++,type,len,opname[type]); | |
158 | if (type == OSTRING) | |
159 | printf("\t\"%s\"\n",ops[i].cval),i++; | |
160 | else { | |
161 | while (len--) { | |
162 | printf("\t%d",ops[i].ival),i++; | |
163 | } | |
164 | putchar('\n'); | |
165 | } | |
166 | } | |
167 | } | |
168 | if (debug & 8) | |
169 | dump(root); | |
170 | #endif | |
171 | ||
172 | /* first pass to look for numeric variables */ | |
173 | ||
174 | prewalk(0,0,root,&i); | |
175 | ||
176 | /* second pass to produce new program */ | |
177 | ||
a687059c | 178 | tmpstr = walk(0,0,root,&i,P_MIN); |
207d4cd0 | 179 | str = str_make(STARTPERL); |
5f05dabc | 180 | str_cat(str, "\neval 'exec "); |
181 | str_cat(str, BIN); | |
182 | str_cat(str, "/perl -S $0 ${1+\"$@\"}'\n\ | |
378cc40b LW |
183 | if $running_under_some_shell;\n\ |
184 | # this emulates #! processing on NIH machines.\n\ | |
185 | # (remove #! line above if indigestible)\n\n"); | |
a559c259 | 186 | str_cat(str, |
a0d0e21e | 187 | "eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_0-9]+=)(.*)/ && shift;\n"); |
a559c259 LW |
188 | str_cat(str, |
189 | " # process any FOO=bar switches\n\n"); | |
8d063cd8 LW |
190 | if (do_opens && opens) { |
191 | str_scat(str,opens); | |
192 | str_free(opens); | |
193 | str_cat(str,"\n"); | |
194 | } | |
195 | str_scat(str,tmpstr); | |
196 | str_free(tmpstr); | |
197 | #ifdef DEBUGGING | |
198 | if (!(debug & 16)) | |
199 | #endif | |
200 | fixup(str); | |
201 | putlines(str); | |
378cc40b LW |
202 | if (checkers) { |
203 | fprintf(stderr, | |
204 | "Please check my work on the %d line%s I've marked with \"#???\".\n", | |
205 | checkers, checkers == 1 ? "" : "s" ); | |
206 | fprintf(stderr, | |
207 | "The operation I've selected may be wrong for the operand types.\n"); | |
208 | } | |
8d063cd8 | 209 | exit(0); |
c5cf9ec2 NK |
210 | /* by ANSI specs return is needed. This also shuts up VC++ and his warnings */ |
211 | return(0); | |
8d063cd8 LW |
212 | } |
213 | ||
214 | #define RETURN(retval) return (bufptr = s,retval) | |
215 | #define XTERM(retval) return (expectterm = TRUE,bufptr = s,retval) | |
216 | #define XOP(retval) return (expectterm = FALSE,bufptr = s,retval) | |
a687059c LW |
217 | #define ID(x) return (yylval=string(x,0),expectterm = FALSE,bufptr = s,idtype) |
218 | ||
219 | int idtype; | |
8d063cd8 | 220 | |
748a9306 | 221 | int |
f0f333f4 | 222 | yylex(void) |
8d063cd8 LW |
223 | { |
224 | register char *s = bufptr; | |
225 | register char *d; | |
226 | register int tmp; | |
227 | ||
228 | retry: | |
9d116dd7 | 229 | #if YYDEBUG |
b7953727 | 230 | if (yydebug) { |
a0d0e21e | 231 | if (strchr(s,'\n')) |
8d063cd8 LW |
232 | fprintf(stderr,"Tokener at %s",s); |
233 | else | |
234 | fprintf(stderr,"Tokener at %s\n",s); | |
b7953727 | 235 | } |
8d063cd8 LW |
236 | #endif |
237 | switch (*s) { | |
238 | default: | |
239 | fprintf(stderr, | |
240 | "Unrecognized character %c in file %s line %d--ignoring.\n", | |
241 | *s++,filename,line); | |
242 | goto retry; | |
243 | case '\\': | |
bf10efe7 LW |
244 | s++; |
245 | if (*s && *s != '\n') { | |
246 | yyerror("Ignoring spurious backslash"); | |
247 | goto retry; | |
248 | } | |
249 | /*FALLSTHROUGH*/ | |
8d063cd8 LW |
250 | case 0: |
251 | s = str_get(linestr); | |
252 | *s = '\0'; | |
253 | if (!rsfp) | |
254 | RETURN(0); | |
255 | line++; | |
d34ed59f | 256 | if ((s = str_gets(linestr, rsfp)) == NULL) { |
8d063cd8 LW |
257 | if (rsfp != stdin) |
258 | fclose(rsfp); | |
d34ed59f | 259 | rsfp = NULL; |
8d063cd8 LW |
260 | s = str_get(linestr); |
261 | RETURN(0); | |
262 | } | |
263 | goto retry; | |
264 | case ' ': case '\t': | |
265 | s++; | |
266 | goto retry; | |
267 | case '\n': | |
268 | *s = '\0'; | |
269 | XTERM(NEWLINE); | |
270 | case '#': | |
271 | yylval = string(s,0); | |
272 | *s = '\0'; | |
273 | XTERM(COMMENT); | |
274 | case ';': | |
275 | tmp = *s++; | |
276 | if (*s == '\n') { | |
277 | s++; | |
278 | XTERM(SEMINEW); | |
279 | } | |
280 | XTERM(tmp); | |
281 | case '(': | |
a687059c LW |
282 | tmp = *s++; |
283 | XTERM(tmp); | |
8d063cd8 LW |
284 | case '{': |
285 | case '[': | |
286 | case ')': | |
287 | case ']': | |
a687059c LW |
288 | case '?': |
289 | case ':': | |
8d063cd8 LW |
290 | tmp = *s++; |
291 | XOP(tmp); | |
9d116dd7 JH |
292 | #ifdef EBCDIC |
293 | case 7: | |
294 | #else | |
8d063cd8 | 295 | case 127: |
9d116dd7 | 296 | #endif |
8d063cd8 LW |
297 | s++; |
298 | XTERM('}'); | |
299 | case '}': | |
3f939f22 | 300 | for (d = s + 1; isSPACE(*d); d++) ; |
8d063cd8 LW |
301 | if (!*d) |
302 | s = d - 1; | |
303 | *s = 127; | |
304 | XTERM(';'); | |
305 | case ',': | |
306 | tmp = *s++; | |
307 | XTERM(tmp); | |
308 | case '~': | |
309 | s++; | |
378cc40b | 310 | yylval = string("~",1); |
8d063cd8 LW |
311 | XTERM(MATCHOP); |
312 | case '+': | |
313 | case '-': | |
314 | if (s[1] == *s) { | |
315 | s++; | |
316 | if (*s++ == '+') | |
317 | XTERM(INCR); | |
318 | else | |
319 | XTERM(DECR); | |
320 | } | |
321 | /* FALL THROUGH */ | |
322 | case '*': | |
323 | case '%': | |
a687059c | 324 | case '^': |
8d063cd8 LW |
325 | tmp = *s++; |
326 | if (*s == '=') { | |
a687059c LW |
327 | if (tmp == '^') |
328 | yylval = string("**=",3); | |
329 | else | |
330 | yylval = string(s-1,2); | |
8d063cd8 LW |
331 | s++; |
332 | XTERM(ASGNOP); | |
333 | } | |
334 | XTERM(tmp); | |
335 | case '&': | |
336 | s++; | |
337 | tmp = *s++; | |
338 | if (tmp == '&') | |
339 | XTERM(ANDAND); | |
340 | s--; | |
341 | XTERM('&'); | |
342 | case '|': | |
343 | s++; | |
344 | tmp = *s++; | |
345 | if (tmp == '|') | |
346 | XTERM(OROR); | |
347 | s--; | |
a687059c LW |
348 | while (*s == ' ' || *s == '\t') |
349 | s++; | |
350 | if (strnEQ(s,"getline",7)) | |
351 | XTERM('p'); | |
352 | else | |
353 | XTERM('|'); | |
8d063cd8 LW |
354 | case '=': |
355 | s++; | |
356 | tmp = *s++; | |
357 | if (tmp == '=') { | |
358 | yylval = string("==",2); | |
359 | XTERM(RELOP); | |
360 | } | |
361 | s--; | |
362 | yylval = string("=",1); | |
363 | XTERM(ASGNOP); | |
364 | case '!': | |
365 | s++; | |
366 | tmp = *s++; | |
367 | if (tmp == '=') { | |
368 | yylval = string("!=",2); | |
369 | XTERM(RELOP); | |
370 | } | |
371 | if (tmp == '~') { | |
372 | yylval = string("!~",2); | |
373 | XTERM(MATCHOP); | |
374 | } | |
375 | s--; | |
376 | XTERM(NOT); | |
377 | case '<': | |
378 | s++; | |
379 | tmp = *s++; | |
380 | if (tmp == '=') { | |
381 | yylval = string("<=",2); | |
382 | XTERM(RELOP); | |
383 | } | |
384 | s--; | |
a687059c | 385 | XTERM('<'); |
8d063cd8 LW |
386 | case '>': |
387 | s++; | |
388 | tmp = *s++; | |
378cc40b LW |
389 | if (tmp == '>') { |
390 | yylval = string(">>",2); | |
391 | XTERM(GRGR); | |
392 | } | |
8d063cd8 LW |
393 | if (tmp == '=') { |
394 | yylval = string(">=",2); | |
395 | XTERM(RELOP); | |
396 | } | |
397 | s--; | |
a687059c | 398 | XTERM('>'); |
8d063cd8 LW |
399 | |
400 | #define SNARFWORD \ | |
401 | d = tokenbuf; \ | |
3f939f22 | 402 | while (isALPHA(*s) || isDIGIT(*s) || *s == '_') \ |
8d063cd8 LW |
403 | *d++ = *s++; \ |
404 | *d = '\0'; \ | |
a687059c LW |
405 | d = tokenbuf; \ |
406 | if (*s == '(') \ | |
407 | idtype = USERFUN; \ | |
408 | else \ | |
409 | idtype = VAR; | |
8d063cd8 LW |
410 | |
411 | case '$': | |
412 | s++; | |
413 | if (*s == '0') { | |
414 | s++; | |
415 | do_chop = TRUE; | |
416 | need_entire = TRUE; | |
a687059c | 417 | idtype = VAR; |
8d063cd8 LW |
418 | ID("0"); |
419 | } | |
420 | do_split = TRUE; | |
3f939f22 JH |
421 | if (isDIGIT(*s)) { |
422 | for (d = s; isDIGIT(*s); s++) ; | |
8d063cd8 LW |
423 | yylval = string(d,s-d); |
424 | tmp = atoi(d); | |
425 | if (tmp > maxfld) | |
426 | maxfld = tmp; | |
427 | XOP(FIELD); | |
428 | } | |
4cec2b33 BD |
429 | for (d = s; isALPHA(*s) || isDIGIT(*s) || *s == '_'; ) |
430 | s++; | |
19720b39 | 431 | split_to_array = TRUE; |
4cec2b33 BD |
432 | if (d != s) |
433 | { | |
434 | yylval = string(d,s-d); | |
435 | XTERM(SVFIELD); | |
436 | } | |
8d063cd8 LW |
437 | XOP(VFIELD); |
438 | ||
439 | case '/': /* may either be division or pattern */ | |
440 | if (expectterm) { | |
441 | s = scanpat(s); | |
442 | XTERM(REGEX); | |
443 | } | |
444 | tmp = *s++; | |
445 | if (*s == '=') { | |
446 | yylval = string("/=",2); | |
447 | s++; | |
448 | XTERM(ASGNOP); | |
449 | } | |
450 | XTERM(tmp); | |
451 | ||
452 | case '0': case '1': case '2': case '3': case '4': | |
a687059c | 453 | case '5': case '6': case '7': case '8': case '9': case '.': |
8d063cd8 LW |
454 | s = scannum(s); |
455 | XOP(NUMBER); | |
456 | case '"': | |
457 | s++; | |
458 | s = cpy2(tokenbuf,s,s[-1]); | |
459 | if (!*s) | |
460 | fatal("String not terminated:\n%s",str_get(linestr)); | |
461 | s++; | |
462 | yylval = string(tokenbuf,0); | |
463 | XOP(STRING); | |
464 | ||
465 | case 'a': case 'A': | |
466 | SNARFWORD; | |
a687059c LW |
467 | if (strEQ(d,"ARGV")) { |
468 | yylval=numary(string("ARGV",0)); | |
469 | XOP(VAR); | |
470 | } | |
471 | if (strEQ(d,"atan2")) { | |
472 | yylval = OATAN2; | |
473 | XTERM(FUNN); | |
474 | } | |
8d063cd8 LW |
475 | ID(d); |
476 | case 'b': case 'B': | |
477 | SNARFWORD; | |
478 | if (strEQ(d,"break")) | |
479 | XTERM(BREAK); | |
480 | if (strEQ(d,"BEGIN")) | |
481 | XTERM(BEGIN); | |
482 | ID(d); | |
483 | case 'c': case 'C': | |
484 | SNARFWORD; | |
485 | if (strEQ(d,"continue")) | |
486 | XTERM(CONTINUE); | |
a687059c LW |
487 | if (strEQ(d,"cos")) { |
488 | yylval = OCOS; | |
489 | XTERM(FUN1); | |
490 | } | |
491 | if (strEQ(d,"close")) { | |
492 | do_fancy_opens = 1; | |
493 | yylval = OCLOSE; | |
494 | XTERM(FUN1); | |
495 | } | |
496 | if (strEQ(d,"chdir")) | |
3f939f22 | 497 | *d = toUPPER(*d); |
a687059c | 498 | else if (strEQ(d,"crypt")) |
3f939f22 | 499 | *d = toUPPER(*d); |
a687059c | 500 | else if (strEQ(d,"chop")) |
3f939f22 | 501 | *d = toUPPER(*d); |
a687059c | 502 | else if (strEQ(d,"chmod")) |
3f939f22 | 503 | *d = toUPPER(*d); |
a687059c | 504 | else if (strEQ(d,"chown")) |
3f939f22 | 505 | *d = toUPPER(*d); |
8d063cd8 LW |
506 | ID(d); |
507 | case 'd': case 'D': | |
508 | SNARFWORD; | |
a687059c LW |
509 | if (strEQ(d,"do")) |
510 | XTERM(DO); | |
511 | if (strEQ(d,"delete")) | |
512 | XTERM(DELETE); | |
513 | if (strEQ(d,"die")) | |
3f939f22 | 514 | *d = toUPPER(*d); |
8d063cd8 LW |
515 | ID(d); |
516 | case 'e': case 'E': | |
517 | SNARFWORD; | |
518 | if (strEQ(d,"END")) | |
519 | XTERM(END); | |
520 | if (strEQ(d,"else")) | |
521 | XTERM(ELSE); | |
522 | if (strEQ(d,"exit")) { | |
523 | saw_line_op = TRUE; | |
524 | XTERM(EXIT); | |
525 | } | |
526 | if (strEQ(d,"exp")) { | |
527 | yylval = OEXP; | |
528 | XTERM(FUN1); | |
529 | } | |
a687059c | 530 | if (strEQ(d,"elsif")) |
3f939f22 | 531 | *d = toUPPER(*d); |
a687059c | 532 | else if (strEQ(d,"eq")) |
3f939f22 | 533 | *d = toUPPER(*d); |
a687059c | 534 | else if (strEQ(d,"eval")) |
3f939f22 | 535 | *d = toUPPER(*d); |
a687059c | 536 | else if (strEQ(d,"eof")) |
3f939f22 | 537 | *d = toUPPER(*d); |
a687059c | 538 | else if (strEQ(d,"each")) |
3f939f22 | 539 | *d = toUPPER(*d); |
a687059c | 540 | else if (strEQ(d,"exec")) |
3f939f22 | 541 | *d = toUPPER(*d); |
8d063cd8 LW |
542 | ID(d); |
543 | case 'f': case 'F': | |
544 | SNARFWORD; | |
545 | if (strEQ(d,"FS")) { | |
546 | saw_FS++; | |
547 | if (saw_FS == 1 && in_begin) { | |
3f939f22 | 548 | for (d = s; *d && isSPACE(*d); d++) ; |
8d063cd8 | 549 | if (*d == '=') { |
3f939f22 | 550 | for (d++; *d && isSPACE(*d); d++) ; |
8d063cd8 LW |
551 | if (*d == '"' && d[2] == '"') |
552 | const_FS = d[1]; | |
553 | } | |
554 | } | |
555 | ID(tokenbuf); | |
556 | } | |
8d063cd8 LW |
557 | if (strEQ(d,"for")) |
558 | XTERM(FOR); | |
a687059c LW |
559 | else if (strEQ(d,"function")) |
560 | XTERM(FUNCTION); | |
561 | if (strEQ(d,"FILENAME")) | |
aab39148 | 562 | ID("ARGV"); |
a687059c | 563 | if (strEQ(d,"foreach")) |
3f939f22 | 564 | *d = toUPPER(*d); |
a687059c | 565 | else if (strEQ(d,"format")) |
3f939f22 | 566 | *d = toUPPER(*d); |
a687059c | 567 | else if (strEQ(d,"fork")) |
3f939f22 | 568 | *d = toUPPER(*d); |
a687059c | 569 | else if (strEQ(d,"fh")) |
3f939f22 | 570 | *d = toUPPER(*d); |
8d063cd8 LW |
571 | ID(d); |
572 | case 'g': case 'G': | |
573 | SNARFWORD; | |
574 | if (strEQ(d,"getline")) | |
575 | XTERM(GETLINE); | |
a687059c LW |
576 | if (strEQ(d,"gsub")) |
577 | XTERM(GSUB); | |
578 | if (strEQ(d,"ge")) | |
3f939f22 | 579 | *d = toUPPER(*d); |
a687059c | 580 | else if (strEQ(d,"gt")) |
3f939f22 | 581 | *d = toUPPER(*d); |
a687059c | 582 | else if (strEQ(d,"goto")) |
3f939f22 | 583 | *d = toUPPER(*d); |
a687059c | 584 | else if (strEQ(d,"gmtime")) |
3f939f22 | 585 | *d = toUPPER(*d); |
8d063cd8 LW |
586 | ID(d); |
587 | case 'h': case 'H': | |
588 | SNARFWORD; | |
a687059c | 589 | if (strEQ(d,"hex")) |
3f939f22 | 590 | *d = toUPPER(*d); |
8d063cd8 LW |
591 | ID(d); |
592 | case 'i': case 'I': | |
593 | SNARFWORD; | |
594 | if (strEQ(d,"if")) | |
595 | XTERM(IF); | |
596 | if (strEQ(d,"in")) | |
597 | XTERM(IN); | |
598 | if (strEQ(d,"index")) { | |
8d063cd8 LW |
599 | XTERM(INDEX); |
600 | } | |
601 | if (strEQ(d,"int")) { | |
602 | yylval = OINT; | |
603 | XTERM(FUN1); | |
604 | } | |
605 | ID(d); | |
606 | case 'j': case 'J': | |
607 | SNARFWORD; | |
a687059c | 608 | if (strEQ(d,"join")) |
3f939f22 | 609 | *d = toUPPER(*d); |
8d063cd8 LW |
610 | ID(d); |
611 | case 'k': case 'K': | |
612 | SNARFWORD; | |
a687059c | 613 | if (strEQ(d,"keys")) |
3f939f22 | 614 | *d = toUPPER(*d); |
a687059c | 615 | else if (strEQ(d,"kill")) |
3f939f22 | 616 | *d = toUPPER(*d); |
8d063cd8 LW |
617 | ID(d); |
618 | case 'l': case 'L': | |
619 | SNARFWORD; | |
620 | if (strEQ(d,"length")) { | |
621 | yylval = OLENGTH; | |
622 | XTERM(FUN1); | |
623 | } | |
624 | if (strEQ(d,"log")) { | |
625 | yylval = OLOG; | |
626 | XTERM(FUN1); | |
627 | } | |
a687059c | 628 | if (strEQ(d,"last")) |
3f939f22 | 629 | *d = toUPPER(*d); |
a687059c | 630 | else if (strEQ(d,"local")) |
3f939f22 | 631 | *d = toUPPER(*d); |
a687059c | 632 | else if (strEQ(d,"lt")) |
3f939f22 | 633 | *d = toUPPER(*d); |
a687059c | 634 | else if (strEQ(d,"le")) |
3f939f22 | 635 | *d = toUPPER(*d); |
a687059c | 636 | else if (strEQ(d,"locatime")) |
3f939f22 | 637 | *d = toUPPER(*d); |
a687059c | 638 | else if (strEQ(d,"link")) |
3f939f22 | 639 | *d = toUPPER(*d); |
8d063cd8 LW |
640 | ID(d); |
641 | case 'm': case 'M': | |
642 | SNARFWORD; | |
a687059c | 643 | if (strEQ(d,"match")) { |
a687059c LW |
644 | XTERM(MATCH); |
645 | } | |
646 | if (strEQ(d,"m")) | |
3f939f22 | 647 | *d = toUPPER(*d); |
8d063cd8 LW |
648 | ID(d); |
649 | case 'n': case 'N': | |
650 | SNARFWORD; | |
651 | if (strEQ(d,"NF")) | |
19720b39 | 652 | do_chop = do_split = split_to_array = TRUE; |
8d063cd8 LW |
653 | if (strEQ(d,"next")) { |
654 | saw_line_op = TRUE; | |
655 | XTERM(NEXT); | |
656 | } | |
a687059c | 657 | if (strEQ(d,"ne")) |
3f939f22 | 658 | *d = toUPPER(*d); |
8d063cd8 LW |
659 | ID(d); |
660 | case 'o': case 'O': | |
661 | SNARFWORD; | |
662 | if (strEQ(d,"ORS")) { | |
663 | saw_ORS = TRUE; | |
aab39148 | 664 | ID("\\"); |
8d063cd8 LW |
665 | } |
666 | if (strEQ(d,"OFS")) { | |
667 | saw_OFS = TRUE; | |
aab39148 | 668 | ID(","); |
8d063cd8 LW |
669 | } |
670 | if (strEQ(d,"OFMT")) { | |
aab39148 | 671 | ID("#"); |
8d063cd8 | 672 | } |
a687059c | 673 | if (strEQ(d,"open")) |
3f939f22 | 674 | *d = toUPPER(*d); |
a687059c | 675 | else if (strEQ(d,"ord")) |
3f939f22 | 676 | *d = toUPPER(*d); |
a687059c | 677 | else if (strEQ(d,"oct")) |
3f939f22 | 678 | *d = toUPPER(*d); |
8d063cd8 LW |
679 | ID(d); |
680 | case 'p': case 'P': | |
681 | SNARFWORD; | |
682 | if (strEQ(d,"print")) { | |
683 | XTERM(PRINT); | |
684 | } | |
685 | if (strEQ(d,"printf")) { | |
686 | XTERM(PRINTF); | |
687 | } | |
a687059c | 688 | if (strEQ(d,"push")) |
3f939f22 | 689 | *d = toUPPER(*d); |
a687059c | 690 | else if (strEQ(d,"pop")) |
3f939f22 | 691 | *d = toUPPER(*d); |
8d063cd8 LW |
692 | ID(d); |
693 | case 'q': case 'Q': | |
694 | SNARFWORD; | |
695 | ID(d); | |
696 | case 'r': case 'R': | |
697 | SNARFWORD; | |
698 | if (strEQ(d,"RS")) { | |
8d063cd8 | 699 | saw_RS = TRUE; |
aab39148 | 700 | ID("/"); |
8d063cd8 | 701 | } |
a687059c LW |
702 | if (strEQ(d,"rand")) { |
703 | yylval = ORAND; | |
704 | XTERM(FUN1); | |
705 | } | |
706 | if (strEQ(d,"return")) | |
707 | XTERM(RET); | |
708 | if (strEQ(d,"reset")) | |
3f939f22 | 709 | *d = toUPPER(*d); |
a687059c | 710 | else if (strEQ(d,"redo")) |
3f939f22 | 711 | *d = toUPPER(*d); |
a687059c | 712 | else if (strEQ(d,"rename")) |
3f939f22 | 713 | *d = toUPPER(*d); |
8d063cd8 LW |
714 | ID(d); |
715 | case 's': case 'S': | |
716 | SNARFWORD; | |
717 | if (strEQ(d,"split")) { | |
8d063cd8 LW |
718 | XOP(SPLIT); |
719 | } | |
720 | if (strEQ(d,"substr")) { | |
8d063cd8 LW |
721 | XTERM(SUBSTR); |
722 | } | |
a687059c LW |
723 | if (strEQ(d,"sub")) |
724 | XTERM(SUB); | |
2efaeb47 AD |
725 | if (strEQ(d,"sprintf")) { |
726 | /* In old awk, { print sprintf("str%sg"),"in" } prints | |
727 | * "string"; in new awk, "in" is not considered an argument to | |
728 | * sprintf, so the statement breaks. To support both, the | |
729 | * grammar treats arguments to SPRINTF_OLD like old awk, | |
730 | * SPRINTF_NEW like new. Here we return the appropriate one. | |
731 | */ | |
732 | XTERM(old_awk ? SPRINTF_OLD : SPRINTF_NEW); | |
733 | } | |
8d063cd8 LW |
734 | if (strEQ(d,"sqrt")) { |
735 | yylval = OSQRT; | |
736 | XTERM(FUN1); | |
737 | } | |
a687059c | 738 | if (strEQ(d,"SUBSEP")) { |
aab39148 | 739 | ID(";"); |
a687059c LW |
740 | } |
741 | if (strEQ(d,"sin")) { | |
742 | yylval = OSIN; | |
743 | XTERM(FUN1); | |
744 | } | |
745 | if (strEQ(d,"srand")) { | |
746 | yylval = OSRAND; | |
747 | XTERM(FUN1); | |
748 | } | |
749 | if (strEQ(d,"system")) { | |
750 | yylval = OSYSTEM; | |
751 | XTERM(FUN1); | |
752 | } | |
753 | if (strEQ(d,"s")) | |
3f939f22 | 754 | *d = toUPPER(*d); |
a687059c | 755 | else if (strEQ(d,"shift")) |
3f939f22 | 756 | *d = toUPPER(*d); |
a687059c | 757 | else if (strEQ(d,"select")) |
3f939f22 | 758 | *d = toUPPER(*d); |
a687059c | 759 | else if (strEQ(d,"seek")) |
3f939f22 | 760 | *d = toUPPER(*d); |
a687059c | 761 | else if (strEQ(d,"stat")) |
3f939f22 | 762 | *d = toUPPER(*d); |
a687059c | 763 | else if (strEQ(d,"study")) |
3f939f22 | 764 | *d = toUPPER(*d); |
a687059c | 765 | else if (strEQ(d,"sleep")) |
3f939f22 | 766 | *d = toUPPER(*d); |
a687059c | 767 | else if (strEQ(d,"symlink")) |
3f939f22 | 768 | *d = toUPPER(*d); |
a687059c | 769 | else if (strEQ(d,"sort")) |
3f939f22 | 770 | *d = toUPPER(*d); |
8d063cd8 LW |
771 | ID(d); |
772 | case 't': case 'T': | |
773 | SNARFWORD; | |
a687059c | 774 | if (strEQ(d,"tr")) |
3f939f22 | 775 | *d = toUPPER(*d); |
a687059c | 776 | else if (strEQ(d,"tell")) |
3f939f22 | 777 | *d = toUPPER(*d); |
a687059c | 778 | else if (strEQ(d,"time")) |
3f939f22 | 779 | *d = toUPPER(*d); |
a687059c | 780 | else if (strEQ(d,"times")) |
3f939f22 | 781 | *d = toUPPER(*d); |
8d063cd8 LW |
782 | ID(d); |
783 | case 'u': case 'U': | |
784 | SNARFWORD; | |
a687059c | 785 | if (strEQ(d,"until")) |
3f939f22 | 786 | *d = toUPPER(*d); |
a687059c | 787 | else if (strEQ(d,"unless")) |
3f939f22 | 788 | *d = toUPPER(*d); |
a687059c | 789 | else if (strEQ(d,"umask")) |
3f939f22 | 790 | *d = toUPPER(*d); |
a687059c | 791 | else if (strEQ(d,"unshift")) |
3f939f22 | 792 | *d = toUPPER(*d); |
a687059c | 793 | else if (strEQ(d,"unlink")) |
3f939f22 | 794 | *d = toUPPER(*d); |
a687059c | 795 | else if (strEQ(d,"utime")) |
3f939f22 | 796 | *d = toUPPER(*d); |
8d063cd8 LW |
797 | ID(d); |
798 | case 'v': case 'V': | |
799 | SNARFWORD; | |
a687059c | 800 | if (strEQ(d,"values")) |
3f939f22 | 801 | *d = toUPPER(*d); |
8d063cd8 LW |
802 | ID(d); |
803 | case 'w': case 'W': | |
804 | SNARFWORD; | |
805 | if (strEQ(d,"while")) | |
806 | XTERM(WHILE); | |
a687059c | 807 | if (strEQ(d,"write")) |
3f939f22 | 808 | *d = toUPPER(*d); |
a687059c | 809 | else if (strEQ(d,"wait")) |
3f939f22 | 810 | *d = toUPPER(*d); |
8d063cd8 LW |
811 | ID(d); |
812 | case 'x': case 'X': | |
813 | SNARFWORD; | |
a687059c | 814 | if (strEQ(d,"x")) |
3f939f22 | 815 | *d = toUPPER(*d); |
8d063cd8 LW |
816 | ID(d); |
817 | case 'y': case 'Y': | |
818 | SNARFWORD; | |
a687059c | 819 | if (strEQ(d,"y")) |
3f939f22 | 820 | *d = toUPPER(*d); |
8d063cd8 LW |
821 | ID(d); |
822 | case 'z': case 'Z': | |
823 | SNARFWORD; | |
824 | ID(d); | |
825 | } | |
826 | } | |
827 | ||
828 | char * | |
f0f333f4 | 829 | scanpat(register char *s) |
8d063cd8 LW |
830 | { |
831 | register char *d; | |
832 | ||
833 | switch (*s++) { | |
834 | case '/': | |
835 | break; | |
836 | default: | |
837 | fatal("Search pattern not found:\n%s",str_get(linestr)); | |
838 | } | |
378cc40b LW |
839 | |
840 | d = tokenbuf; | |
841 | for (; *s; s++,d++) { | |
842 | if (*s == '\\') { | |
843 | if (s[1] == '/') | |
844 | *d++ = *s++; | |
845 | else if (s[1] == '\\') | |
846 | *d++ = *s++; | |
bf10efe7 LW |
847 | else if (s[1] == '[') |
848 | *d++ = *s++; | |
378cc40b LW |
849 | } |
850 | else if (*s == '[') { | |
851 | *d++ = *s++; | |
852 | do { | |
853 | if (*s == '\\' && s[1]) | |
854 | *d++ = *s++; | |
855 | if (*s == '/' || (*s == '-' && s[1] == ']')) | |
856 | *d++ = '\\'; | |
857 | *d++ = *s++; | |
858 | } while (*s && *s != ']'); | |
859 | } | |
860 | else if (*s == '/') | |
861 | break; | |
862 | *d = *s; | |
863 | } | |
864 | *d = '\0'; | |
865 | ||
8d063cd8 LW |
866 | if (!*s) |
867 | fatal("Search pattern not terminated:\n%s",str_get(linestr)); | |
868 | s++; | |
869 | yylval = string(tokenbuf,0); | |
870 | return s; | |
871 | } | |
872 | ||
75f92628 | 873 | void |
aab39148 | 874 | yyerror(const char *s) |
8d063cd8 LW |
875 | { |
876 | fprintf(stderr,"%s in file %s at line %d\n", | |
877 | s,filename,line); | |
878 | } | |
879 | ||
880 | char * | |
f0f333f4 | 881 | scannum(register char *s) |
8d063cd8 LW |
882 | { |
883 | register char *d; | |
884 | ||
885 | switch (*s) { | |
886 | case '1': case '2': case '3': case '4': case '5': | |
887 | case '6': case '7': case '8': case '9': case '0' : case '.': | |
888 | d = tokenbuf; | |
3f939f22 | 889 | while (isDIGIT(*s)) { |
8d063cd8 | 890 | *d++ = *s++; |
378cc40b | 891 | } |
bf10efe7 | 892 | if (*s == '.') { |
3f939f22 | 893 | if (isDIGIT(s[1])) { |
378cc40b | 894 | *d++ = *s++; |
3f939f22 | 895 | while (isDIGIT(*s)) { |
bf10efe7 LW |
896 | *d++ = *s++; |
897 | } | |
378cc40b | 898 | } |
bf10efe7 LW |
899 | else |
900 | s++; | |
378cc40b | 901 | } |
a0d0e21e | 902 | if (strchr("eE",*s) && strchr("+-0123456789",s[1])) { |
8d063cd8 | 903 | *d++ = *s++; |
378cc40b LW |
904 | if (*s == '+' || *s == '-') |
905 | *d++ = *s++; | |
3f939f22 | 906 | while (isDIGIT(*s)) |
378cc40b LW |
907 | *d++ = *s++; |
908 | } | |
8d063cd8 LW |
909 | *d = '\0'; |
910 | yylval = string(tokenbuf,0); | |
911 | break; | |
912 | } | |
913 | return s; | |
914 | } | |
915 | ||
748a9306 | 916 | int |
aab39148 | 917 | string(const char *ptr, int len) |
8d063cd8 LW |
918 | { |
919 | int retval = mop; | |
920 | ||
921 | ops[mop++].ival = OSTRING + (1<<8); | |
922 | if (!len) | |
923 | len = strlen(ptr); | |
f0f333f4 | 924 | ops[mop].cval = (char *) safemalloc(len+1); |
8d063cd8 LW |
925 | strncpy(ops[mop].cval,ptr,len); |
926 | ops[mop++].cval[len] = '\0'; | |
a687059c LW |
927 | if (mop >= OPSMAX) |
928 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
929 | return retval; |
930 | } | |
931 | ||
748a9306 | 932 | int |
f0f333f4 | 933 | oper0(int type) |
8d063cd8 LW |
934 | { |
935 | int retval = mop; | |
936 | ||
937 | if (type > 255) | |
938 | fatal("type > 255 (%d)\n",type); | |
939 | ops[mop++].ival = type; | |
a687059c LW |
940 | if (mop >= OPSMAX) |
941 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
942 | return retval; |
943 | } | |
944 | ||
748a9306 | 945 | int |
f0f333f4 | 946 | oper1(int type, int arg1) |
8d063cd8 LW |
947 | { |
948 | int retval = mop; | |
949 | ||
950 | if (type > 255) | |
951 | fatal("type > 255 (%d)\n",type); | |
952 | ops[mop++].ival = type + (1<<8); | |
953 | ops[mop++].ival = arg1; | |
a687059c LW |
954 | if (mop >= OPSMAX) |
955 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
956 | return retval; |
957 | } | |
958 | ||
748a9306 | 959 | int |
f0f333f4 | 960 | oper2(int type, int arg1, int arg2) |
8d063cd8 LW |
961 | { |
962 | int retval = mop; | |
963 | ||
964 | if (type > 255) | |
965 | fatal("type > 255 (%d)\n",type); | |
966 | ops[mop++].ival = type + (2<<8); | |
967 | ops[mop++].ival = arg1; | |
968 | ops[mop++].ival = arg2; | |
a687059c LW |
969 | if (mop >= OPSMAX) |
970 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
971 | return retval; |
972 | } | |
973 | ||
748a9306 | 974 | int |
f0f333f4 | 975 | oper3(int type, int arg1, int arg2, int arg3) |
8d063cd8 LW |
976 | { |
977 | int retval = mop; | |
978 | ||
979 | if (type > 255) | |
980 | fatal("type > 255 (%d)\n",type); | |
981 | ops[mop++].ival = type + (3<<8); | |
982 | ops[mop++].ival = arg1; | |
983 | ops[mop++].ival = arg2; | |
984 | ops[mop++].ival = arg3; | |
a687059c LW |
985 | if (mop >= OPSMAX) |
986 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
987 | return retval; |
988 | } | |
989 | ||
748a9306 | 990 | int |
f0f333f4 | 991 | oper4(int type, int arg1, int arg2, int arg3, int arg4) |
8d063cd8 LW |
992 | { |
993 | int retval = mop; | |
994 | ||
995 | if (type > 255) | |
996 | fatal("type > 255 (%d)\n",type); | |
997 | ops[mop++].ival = type + (4<<8); | |
998 | ops[mop++].ival = arg1; | |
999 | ops[mop++].ival = arg2; | |
1000 | ops[mop++].ival = arg3; | |
1001 | ops[mop++].ival = arg4; | |
a687059c LW |
1002 | if (mop >= OPSMAX) |
1003 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
1004 | return retval; |
1005 | } | |
1006 | ||
748a9306 | 1007 | int |
f0f333f4 | 1008 | oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5) |
8d063cd8 LW |
1009 | { |
1010 | int retval = mop; | |
1011 | ||
1012 | if (type > 255) | |
1013 | fatal("type > 255 (%d)\n",type); | |
1014 | ops[mop++].ival = type + (5<<8); | |
1015 | ops[mop++].ival = arg1; | |
1016 | ops[mop++].ival = arg2; | |
1017 | ops[mop++].ival = arg3; | |
1018 | ops[mop++].ival = arg4; | |
1019 | ops[mop++].ival = arg5; | |
a687059c LW |
1020 | if (mop >= OPSMAX) |
1021 | fatal("Recompile a2p with larger OPSMAX\n"); | |
8d063cd8 LW |
1022 | return retval; |
1023 | } | |
1024 | ||
1025 | int depth = 0; | |
1026 | ||
75f92628 | 1027 | void |
f0f333f4 | 1028 | dump(int branch) |
8d063cd8 LW |
1029 | { |
1030 | register int type; | |
1031 | register int len; | |
1032 | register int i; | |
1033 | ||
1034 | type = ops[branch].ival; | |
1035 | len = type >> 8; | |
1036 | type &= 255; | |
1037 | for (i=depth; i; i--) | |
1038 | printf(" "); | |
1039 | if (type == OSTRING) { | |
1040 | printf("%-5d\"%s\"\n",branch,ops[branch+1].cval); | |
1041 | } | |
1042 | else { | |
1043 | printf("(%-5d%s %d\n",branch,opname[type],len); | |
1044 | depth++; | |
1045 | for (i=1; i<=len; i++) | |
1046 | dump(ops[branch+i].ival); | |
1047 | depth--; | |
1048 | for (i=depth; i; i--) | |
1049 | printf(" "); | |
1050 | printf(")\n"); | |
1051 | } | |
1052 | } | |
1053 | ||
748a9306 | 1054 | int |
f0f333f4 | 1055 | bl(int arg, int maybe) |
8d063cd8 LW |
1056 | { |
1057 | if (!arg) | |
1058 | return 0; | |
1059 | else if ((ops[arg].ival & 255) != OBLOCK) | |
1060 | return oper2(OBLOCK,arg,maybe); | |
378cc40b | 1061 | else if ((ops[arg].ival >> 8) < 2) |
8d063cd8 LW |
1062 | return oper2(OBLOCK,ops[arg+1].ival,maybe); |
1063 | else | |
1064 | return arg; | |
1065 | } | |
1066 | ||
75f92628 | 1067 | void |
f0f333f4 | 1068 | fixup(STR *str) |
8d063cd8 LW |
1069 | { |
1070 | register char *s; | |
1071 | register char *t; | |
1072 | ||
1073 | for (s = str->str_ptr; *s; s++) { | |
1074 | if (*s == ';' && s[1] == ' ' && s[2] == '\n') { | |
1075 | strcpy(s+1,s+2); | |
1076 | s++; | |
1077 | } | |
1078 | else if (*s == '\n') { | |
3f939f22 | 1079 | for (t = s+1; isSPACE(*t & 127); t++) ; |
8d063cd8 | 1080 | t--; |
3f939f22 | 1081 | while (isSPACE(*t & 127) && *t != '\n') t--; |
8d063cd8 LW |
1082 | if (*t == '\n' && t-s > 1) { |
1083 | if (s[-1] == '{') | |
1084 | s--; | |
1085 | strcpy(s+1,t); | |
1086 | } | |
1087 | s++; | |
1088 | } | |
1089 | } | |
1090 | } | |
1091 | ||
75f92628 | 1092 | void |
f0f333f4 | 1093 | putlines(STR *str) |
8d063cd8 LW |
1094 | { |
1095 | register char *d, *s, *t, *e; | |
1096 | register int pos, newpos; | |
1097 | ||
1098 | d = tokenbuf; | |
1099 | pos = 0; | |
1100 | for (s = str->str_ptr; *s; s++) { | |
1101 | *d++ = *s; | |
1102 | pos++; | |
1103 | if (*s == '\n') { | |
1104 | *d = '\0'; | |
1105 | d = tokenbuf; | |
1106 | pos = 0; | |
1107 | putone(); | |
1108 | } | |
1109 | else if (*s == '\t') | |
1110 | pos += 7; | |
1111 | if (pos > 78) { /* split a long line? */ | |
1112 | *d-- = '\0'; | |
1113 | newpos = 0; | |
3f939f22 | 1114 | for (t = tokenbuf; isSPACE(*t & 127); t++) { |
8d063cd8 LW |
1115 | if (*t == '\t') |
1116 | newpos += 8; | |
1117 | else | |
1118 | newpos += 1; | |
1119 | } | |
1120 | e = d; | |
1121 | while (d > tokenbuf && (*d != ' ' || d[-1] != ';')) | |
1122 | d--; | |
1123 | if (d < t+10) { | |
1124 | d = e; | |
1125 | while (d > tokenbuf && | |
1126 | (*d != ' ' || d[-1] != '|' || d[-2] != '|') ) | |
1127 | d--; | |
1128 | } | |
1129 | if (d < t+10) { | |
1130 | d = e; | |
1131 | while (d > tokenbuf && | |
1132 | (*d != ' ' || d[-1] != '&' || d[-2] != '&') ) | |
1133 | d--; | |
1134 | } | |
1135 | if (d < t+10) { | |
1136 | d = e; | |
1137 | while (d > tokenbuf && (*d != ' ' || d[-1] != ',')) | |
1138 | d--; | |
1139 | } | |
1140 | if (d < t+10) { | |
1141 | d = e; | |
1142 | while (d > tokenbuf && *d != ' ') | |
1143 | d--; | |
1144 | } | |
1145 | if (d > t+3) { | |
fe14fcc3 LW |
1146 | char save[2048]; |
1147 | strcpy(save, d); | |
1148 | *d = '\n'; | |
1149 | d[1] = '\0'; | |
8d063cd8 LW |
1150 | putone(); |
1151 | putchar('\n'); | |
1152 | if (d[-1] != ';' && !(newpos % 4)) { | |
1153 | *t++ = ' '; | |
1154 | *t++ = ' '; | |
1155 | newpos += 2; | |
1156 | } | |
fe14fcc3 | 1157 | strcpy(t,save+1); |
8d063cd8 LW |
1158 | newpos += strlen(t); |
1159 | d = t + strlen(t); | |
1160 | pos = newpos; | |
1161 | } | |
1162 | else | |
1163 | d = e + 1; | |
1164 | } | |
1165 | } | |
1166 | } | |
1167 | ||
75f92628 | 1168 | void |
f0f333f4 | 1169 | putone(void) |
8d063cd8 LW |
1170 | { |
1171 | register char *t; | |
1172 | ||
1173 | for (t = tokenbuf; *t; t++) { | |
1174 | *t &= 127; | |
1175 | if (*t == 127) { | |
1176 | *t = ' '; | |
1177 | strcpy(t+strlen(t)-1, "\t#???\n"); | |
378cc40b | 1178 | checkers++; |
8d063cd8 LW |
1179 | } |
1180 | } | |
1181 | t = tokenbuf; | |
1182 | if (*t == '#') { | |
1183 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) | |
1184 | return; | |
378cc40b LW |
1185 | if (strnEQ(t,"#!/usr/bin/awk",14) || strnEQ(t,"#! /usr/bin/awk",15)) |
1186 | return; | |
8d063cd8 LW |
1187 | } |
1188 | fputs(tokenbuf,stdout); | |
1189 | } | |
1190 | ||
748a9306 | 1191 | int |
f0f333f4 | 1192 | numary(int arg) |
8d063cd8 LW |
1193 | { |
1194 | STR *key; | |
1195 | int dummy; | |
1196 | ||
a687059c | 1197 | key = walk(0,0,arg,&dummy,P_MIN); |
8d063cd8 LW |
1198 | str_cat(key,"[]"); |
1199 | hstore(symtab,key->str_ptr,str_make("1")); | |
1200 | str_free(key); | |
8d063cd8 LW |
1201 | return arg; |
1202 | } | |
a687059c | 1203 | |
748a9306 | 1204 | int |
f0f333f4 | 1205 | rememberargs(int arg) |
a687059c LW |
1206 | { |
1207 | int type; | |
1208 | STR *str; | |
1209 | ||
1210 | if (!arg) | |
1211 | return arg; | |
1212 | type = ops[arg].ival & 255; | |
1213 | if (type == OCOMMA) { | |
1214 | rememberargs(ops[arg+1].ival); | |
1215 | rememberargs(ops[arg+3].ival); | |
1216 | } | |
1217 | else if (type == OVAR) { | |
1218 | str = str_new(0); | |
1219 | hstore(curarghash,ops[ops[arg+1].ival+1].cval,str); | |
1220 | } | |
1221 | else | |
1222 | fatal("panic: unknown argument type %d, line %d\n",type,line); | |
1223 | return arg; | |
1224 | } | |
1225 | ||
748a9306 | 1226 | int |
f0f333f4 | 1227 | aryrefarg(int arg) |
a687059c LW |
1228 | { |
1229 | int type = ops[arg].ival & 255; | |
1230 | STR *str; | |
1231 | ||
1232 | if (type != OSTRING) | |
1233 | fatal("panic: aryrefarg %d, line %d\n",type,line); | |
1234 | str = hfetch(curarghash,ops[arg+1].cval); | |
1235 | if (str) | |
1236 | str_set(str,"*"); | |
1237 | return arg; | |
1238 | } | |
1239 | ||
748a9306 | 1240 | int |
f0f333f4 | 1241 | fixfargs(int name, int arg, int prevargs) |
a687059c LW |
1242 | { |
1243 | int type; | |
1244 | STR *str; | |
b7953727 | 1245 | int numargs = 0; |
a687059c LW |
1246 | |
1247 | if (!arg) | |
1248 | return prevargs; | |
1249 | type = ops[arg].ival & 255; | |
1250 | if (type == OCOMMA) { | |
1251 | numargs = fixfargs(name,ops[arg+1].ival,prevargs); | |
1252 | numargs = fixfargs(name,ops[arg+3].ival,numargs); | |
1253 | } | |
1254 | else if (type == OVAR) { | |
1255 | str = hfetch(curarghash,ops[ops[arg+1].ival+1].cval); | |
1256 | if (strEQ(str_get(str),"*")) { | |
1257 | char tmpbuf[128]; | |
1258 | ||
1259 | str_set(str,""); /* in case another routine has this */ | |
1260 | ops[arg].ival &= ~255; | |
1261 | ops[arg].ival |= OSTAR; | |
1262 | sprintf(tmpbuf,"%s:%d",ops[name+1].cval,prevargs); | |
1263 | fprintf(stderr,"Adding %s\n",tmpbuf); | |
1264 | str = str_new(0); | |
1265 | str_set(str,"*"); | |
1266 | hstore(curarghash,tmpbuf,str); | |
1267 | } | |
1268 | numargs = prevargs + 1; | |
1269 | } | |
1270 | else | |
1271 | fatal("panic: unknown argument type %d, arg %d, line %d\n", | |
39c3038c | 1272 | type,prevargs+1,line); |
a687059c LW |
1273 | return numargs; |
1274 | } | |
1275 | ||
748a9306 | 1276 | int |
f0f333f4 | 1277 | fixrargs(char *name, int arg, int prevargs) |
a687059c LW |
1278 | { |
1279 | int type; | |
1280 | STR *str; | |
1281 | int numargs; | |
1282 | ||
1283 | if (!arg) | |
1284 | return prevargs; | |
1285 | type = ops[arg].ival & 255; | |
1286 | if (type == OCOMMA) { | |
1287 | numargs = fixrargs(name,ops[arg+1].ival,prevargs); | |
1288 | numargs = fixrargs(name,ops[arg+3].ival,numargs); | |
1289 | } | |
1290 | else { | |
f0f333f4 | 1291 | char *tmpbuf = (char *) safemalloc(strlen(name) + (sizeof(prevargs) * 3) + 5); |
a687059c LW |
1292 | sprintf(tmpbuf,"%s:%d",name,prevargs); |
1293 | str = hfetch(curarghash,tmpbuf); | |
ece629c6 | 1294 | safefree(tmpbuf); |
a687059c LW |
1295 | if (str && strEQ(str->str_ptr,"*")) { |
1296 | if (type == OVAR || type == OSTAR) { | |
1297 | ops[arg].ival &= ~255; | |
1298 | ops[arg].ival |= OSTAR; | |
1299 | } | |
1300 | else | |
1301 | fatal("Can't pass expression by reference as arg %d of %s\n", | |
1302 | prevargs+1, name); | |
1303 | } | |
1304 | numargs = prevargs + 1; | |
1305 | } | |
1306 | return numargs; | |
1307 | } |