| Commit | Line | Data |
|---|
| 79072805 |
1 | /* $RCSfile: a2py.c,v $$Revision: 4.1 $$Date: 92/08/07 18:29:14 $ |
| a687059c |
2 | * |
| 2b317908 |
3 | * Copyright (c) 1991, Larry Wall |
| a687059c |
4 | * |
| 2b317908 |
5 | * You may distribute under the terms of either the GNU General Public |
| 6 | * License or the Artistic License, as specified in the README file. |
| 8d063cd8 |
7 | * |
| 8 | * $Log: a2py.c,v $ |
| 8d063cd8 |
9 | */ |
| 10 | |
| bf10efe7 |
11 | #ifdef OS2 |
| 12 | #include "../patchlevel.h" |
| 39c3038c |
13 | #endif |
| 8d063cd8 |
14 | #include "util.h" |
| a0d0e21e |
15 | char *strchr(); |
| 8d063cd8 |
16 | |
| 17 | char *filename; |
| 39c3038c |
18 | char *myname; |
| 8d063cd8 |
19 | |
| 378cc40b |
20 | int checkers = 0; |
| a687059c |
21 | STR *walk(); |
| 378cc40b |
22 | |
| bf10efe7 |
23 | #ifdef OS2 |
| 39c3038c |
24 | usage() |
| 25 | { |
| a0d0e21e |
26 | printf("\nThis is the AWK to PERL translator, version 5.0, patchlevel %d\n", PATCHLEVEL); |
| 39c3038c |
27 | printf("\nUsage: %s [-D<number>] [-F<char>] [-n<fieldlist>] [-<number>] filename\n", myname); |
| 28 | printf("\n -D<number> sets debugging flags." |
| 29 | "\n -F<character> the awk script to translate is always invoked with" |
| 30 | "\n this -F switch." |
| 31 | "\n -n<fieldlist> specifies the names of the input fields if input does" |
| 32 | "\n not have to be split into an array." |
| 33 | "\n -<number> causes a2p to assume that input will always have that" |
| 34 | "\n many fields.\n"); |
| 35 | exit(1); |
| 36 | } |
| 37 | #endif |
| 8d063cd8 |
38 | main(argc,argv,env) |
| 39 | register int argc; |
| 40 | register char **argv; |
| 41 | register char **env; |
| 42 | { |
| 43 | register STR *str; |
| 8d063cd8 |
44 | int i; |
| 8d063cd8 |
45 | STR *tmpstr; |
| 46 | |
| 39c3038c |
47 | myname = argv[0]; |
| 8d063cd8 |
48 | linestr = str_new(80); |
| 49 | str = str_new(0); /* first used for -I flags */ |
| 50 | for (argc--,argv++; argc; argc--,argv++) { |
| 51 | if (argv[0][0] != '-' || !argv[0][1]) |
| 52 | break; |
| 53 | reswitch: |
| 54 | switch (argv[0][1]) { |
| 55 | #ifdef DEBUGGING |
| 56 | case 'D': |
| 57 | debug = atoi(argv[0]+2); |
| 58 | #ifdef YYDEBUG |
| 59 | yydebug = (debug & 1); |
| 60 | #endif |
| 61 | break; |
| 62 | #endif |
| 63 | case '0': case '1': case '2': case '3': case '4': |
| 64 | case '5': case '6': case '7': case '8': case '9': |
| 65 | maxfld = atoi(argv[0]+1); |
| 66 | absmaxfld = TRUE; |
| 67 | break; |
| 68 | case 'F': |
| 69 | fswitch = argv[0][2]; |
| 70 | break; |
| 71 | case 'n': |
| 72 | namelist = savestr(argv[0]+2); |
| 73 | break; |
| 74 | case '-': |
| 75 | argc--,argv++; |
| 76 | goto switch_end; |
| 77 | case 0: |
| 78 | break; |
| 79 | default: |
| 80 | fatal("Unrecognized switch: %s\n",argv[0]); |
| bf10efe7 |
81 | #ifdef OS2 |
| 39c3038c |
82 | usage(); |
| 83 | #endif |
| 8d063cd8 |
84 | } |
| 85 | } |
| 86 | switch_end: |
| 87 | |
| 88 | /* open script */ |
| 89 | |
| 39c3038c |
90 | if (argv[0] == Nullch) { |
| bf10efe7 |
91 | #ifdef OS2 |
| 39c3038c |
92 | if ( isatty(fileno(stdin)) ) |
| 93 | usage(); |
| 94 | #endif |
| 95 | argv[0] = "-"; |
| 96 | } |
| 97 | filename = savestr(argv[0]); |
| 98 | |
| 8d063cd8 |
99 | filename = savestr(argv[0]); |
| 100 | if (strEQ(filename,"-")) |
| 101 | argv[0] = ""; |
| 102 | if (!*argv[0]) |
| 103 | rsfp = stdin; |
| 104 | else |
| 105 | rsfp = fopen(argv[0],"r"); |
| 106 | if (rsfp == Nullfp) |
| 107 | fatal("Awk script \"%s\" doesn't seem to exist.\n",filename); |
| 108 | |
| 109 | /* init tokener */ |
| 110 | |
| 111 | bufptr = str_get(linestr); |
| 112 | symtab = hnew(); |
| a687059c |
113 | curarghash = hnew(); |
| 8d063cd8 |
114 | |
| 115 | /* now parse the report spec */ |
| 116 | |
| 117 | if (yyparse()) |
| 118 | fatal("Translation aborted due to syntax errors.\n"); |
| 119 | |
| 120 | #ifdef DEBUGGING |
| 121 | if (debug & 2) { |
| 122 | int type, len; |
| 123 | |
| 124 | for (i=1; i<mop;) { |
| 125 | type = ops[i].ival; |
| 126 | len = type >> 8; |
| 127 | type &= 255; |
| 128 | printf("%d\t%d\t%d\t%-10s",i++,type,len,opname[type]); |
| 129 | if (type == OSTRING) |
| 130 | printf("\t\"%s\"\n",ops[i].cval),i++; |
| 131 | else { |
| 132 | while (len--) { |
| 133 | printf("\t%d",ops[i].ival),i++; |
| 134 | } |
| 135 | putchar('\n'); |
| 136 | } |
| 137 | } |
| 138 | } |
| 139 | if (debug & 8) |
| 140 | dump(root); |
| 141 | #endif |
| 142 | |
| 143 | /* first pass to look for numeric variables */ |
| 144 | |
| 145 | prewalk(0,0,root,&i); |
| 146 | |
| 147 | /* second pass to produce new program */ |
| 148 | |
| a687059c |
149 | tmpstr = walk(0,0,root,&i,P_MIN); |
| 150 | str = str_make("#!"); |
| 151 | str_cat(str, BIN); |
| 152 | str_cat(str, "/perl\neval \"exec "); |
| 153 | str_cat(str, BIN); |
| 154 | str_cat(str, "/perl -S $0 $*\"\n\ |
| 378cc40b |
155 | if $running_under_some_shell;\n\ |
| 156 | # this emulates #! processing on NIH machines.\n\ |
| 157 | # (remove #! line above if indigestible)\n\n"); |
| a559c259 |
158 | str_cat(str, |
| a0d0e21e |
159 | "eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_0-9]+=)(.*)/ && shift;\n"); |
| a559c259 |
160 | str_cat(str, |
| 161 | " # process any FOO=bar switches\n\n"); |
| 8d063cd8 |
162 | if (do_opens && opens) { |
| 163 | str_scat(str,opens); |
| 164 | str_free(opens); |
| 165 | str_cat(str,"\n"); |
| 166 | } |
| 167 | str_scat(str,tmpstr); |
| 168 | str_free(tmpstr); |
| 169 | #ifdef DEBUGGING |
| 170 | if (!(debug & 16)) |
| 171 | #endif |
| 172 | fixup(str); |
| 173 | putlines(str); |
| 378cc40b |
174 | if (checkers) { |
| 175 | fprintf(stderr, |
| 176 | "Please check my work on the %d line%s I've marked with \"#???\".\n", |
| 177 | checkers, checkers == 1 ? "" : "s" ); |
| 178 | fprintf(stderr, |
| 179 | "The operation I've selected may be wrong for the operand types.\n"); |
| 180 | } |
| 8d063cd8 |
181 | exit(0); |
| 182 | } |
| 183 | |
| 184 | #define RETURN(retval) return (bufptr = s,retval) |
| 185 | #define XTERM(retval) return (expectterm = TRUE,bufptr = s,retval) |
| 186 | #define XOP(retval) return (expectterm = FALSE,bufptr = s,retval) |
| a687059c |
187 | #define ID(x) return (yylval=string(x,0),expectterm = FALSE,bufptr = s,idtype) |
| 188 | |
| 189 | int idtype; |
| 8d063cd8 |
190 | |
| 191 | yylex() |
| 192 | { |
| 193 | register char *s = bufptr; |
| 194 | register char *d; |
| 195 | register int tmp; |
| 196 | |
| 197 | retry: |
| 198 | #ifdef YYDEBUG |
| 199 | if (yydebug) |
| a0d0e21e |
200 | if (strchr(s,'\n')) |
| 8d063cd8 |
201 | fprintf(stderr,"Tokener at %s",s); |
| 202 | else |
| 203 | fprintf(stderr,"Tokener at %s\n",s); |
| 204 | #endif |
| 205 | switch (*s) { |
| 206 | default: |
| 207 | fprintf(stderr, |
| 208 | "Unrecognized character %c in file %s line %d--ignoring.\n", |
| 209 | *s++,filename,line); |
| 210 | goto retry; |
| 211 | case '\\': |
| bf10efe7 |
212 | s++; |
| 213 | if (*s && *s != '\n') { |
| 214 | yyerror("Ignoring spurious backslash"); |
| 215 | goto retry; |
| 216 | } |
| 217 | /*FALLSTHROUGH*/ |
| 8d063cd8 |
218 | case 0: |
| 219 | s = str_get(linestr); |
| 220 | *s = '\0'; |
| 221 | if (!rsfp) |
| 222 | RETURN(0); |
| 223 | line++; |
| 224 | if ((s = str_gets(linestr, rsfp)) == Nullch) { |
| 225 | if (rsfp != stdin) |
| 226 | fclose(rsfp); |
| 227 | rsfp = Nullfp; |
| 228 | s = str_get(linestr); |
| 229 | RETURN(0); |
| 230 | } |
| 231 | goto retry; |
| 232 | case ' ': case '\t': |
| 233 | s++; |
| 234 | goto retry; |
| 235 | case '\n': |
| 236 | *s = '\0'; |
| 237 | XTERM(NEWLINE); |
| 238 | case '#': |
| 239 | yylval = string(s,0); |
| 240 | *s = '\0'; |
| 241 | XTERM(COMMENT); |
| 242 | case ';': |
| 243 | tmp = *s++; |
| 244 | if (*s == '\n') { |
| 245 | s++; |
| 246 | XTERM(SEMINEW); |
| 247 | } |
| 248 | XTERM(tmp); |
| 249 | case '(': |
| a687059c |
250 | tmp = *s++; |
| 251 | XTERM(tmp); |
| 8d063cd8 |
252 | case '{': |
| 253 | case '[': |
| 254 | case ')': |
| 255 | case ']': |
| a687059c |
256 | case '?': |
| 257 | case ':': |
| 8d063cd8 |
258 | tmp = *s++; |
| 259 | XOP(tmp); |
| 260 | case 127: |
| 261 | s++; |
| 262 | XTERM('}'); |
| 263 | case '}': |
| 264 | for (d = s + 1; isspace(*d); d++) ; |
| 265 | if (!*d) |
| 266 | s = d - 1; |
| 267 | *s = 127; |
| 268 | XTERM(';'); |
| 269 | case ',': |
| 270 | tmp = *s++; |
| 271 | XTERM(tmp); |
| 272 | case '~': |
| 273 | s++; |
| 378cc40b |
274 | yylval = string("~",1); |
| 8d063cd8 |
275 | XTERM(MATCHOP); |
| 276 | case '+': |
| 277 | case '-': |
| 278 | if (s[1] == *s) { |
| 279 | s++; |
| 280 | if (*s++ == '+') |
| 281 | XTERM(INCR); |
| 282 | else |
| 283 | XTERM(DECR); |
| 284 | } |
| 285 | /* FALL THROUGH */ |
| 286 | case '*': |
| 287 | case '%': |
| a687059c |
288 | case '^': |
| 8d063cd8 |
289 | tmp = *s++; |
| 290 | if (*s == '=') { |
| a687059c |
291 | if (tmp == '^') |
| 292 | yylval = string("**=",3); |
| 293 | else |
| 294 | yylval = string(s-1,2); |
| 8d063cd8 |
295 | s++; |
| 296 | XTERM(ASGNOP); |
| 297 | } |
| 298 | XTERM(tmp); |
| 299 | case '&': |
| 300 | s++; |
| 301 | tmp = *s++; |
| 302 | if (tmp == '&') |
| 303 | XTERM(ANDAND); |
| 304 | s--; |
| 305 | XTERM('&'); |
| 306 | case '|': |
| 307 | s++; |
| 308 | tmp = *s++; |
| 309 | if (tmp == '|') |
| 310 | XTERM(OROR); |
| 311 | s--; |
| a687059c |
312 | while (*s == ' ' || *s == '\t') |
| 313 | s++; |
| 314 | if (strnEQ(s,"getline",7)) |
| 315 | XTERM('p'); |
| 316 | else |
| 317 | XTERM('|'); |
| 8d063cd8 |
318 | case '=': |
| 319 | s++; |
| 320 | tmp = *s++; |
| 321 | if (tmp == '=') { |
| 322 | yylval = string("==",2); |
| 323 | XTERM(RELOP); |
| 324 | } |
| 325 | s--; |
| 326 | yylval = string("=",1); |
| 327 | XTERM(ASGNOP); |
| 328 | case '!': |
| 329 | s++; |
| 330 | tmp = *s++; |
| 331 | if (tmp == '=') { |
| 332 | yylval = string("!=",2); |
| 333 | XTERM(RELOP); |
| 334 | } |
| 335 | if (tmp == '~') { |
| 336 | yylval = string("!~",2); |
| 337 | XTERM(MATCHOP); |
| 338 | } |
| 339 | s--; |
| 340 | XTERM(NOT); |
| 341 | case '<': |
| 342 | s++; |
| 343 | tmp = *s++; |
| 344 | if (tmp == '=') { |
| 345 | yylval = string("<=",2); |
| 346 | XTERM(RELOP); |
| 347 | } |
| 348 | s--; |
| a687059c |
349 | XTERM('<'); |
| 8d063cd8 |
350 | case '>': |
| 351 | s++; |
| 352 | tmp = *s++; |
| 378cc40b |
353 | if (tmp == '>') { |
| 354 | yylval = string(">>",2); |
| 355 | XTERM(GRGR); |
| 356 | } |
| 8d063cd8 |
357 | if (tmp == '=') { |
| 358 | yylval = string(">=",2); |
| 359 | XTERM(RELOP); |
| 360 | } |
| 361 | s--; |
| a687059c |
362 | XTERM('>'); |
| 8d063cd8 |
363 | |
| 364 | #define SNARFWORD \ |
| 365 | d = tokenbuf; \ |
| 366 | while (isalpha(*s) || isdigit(*s) || *s == '_') \ |
| 367 | *d++ = *s++; \ |
| 368 | *d = '\0'; \ |
| a687059c |
369 | d = tokenbuf; \ |
| 370 | if (*s == '(') \ |
| 371 | idtype = USERFUN; \ |
| 372 | else \ |
| 373 | idtype = VAR; |
| 8d063cd8 |
374 | |
| 375 | case '$': |
| 376 | s++; |
| 377 | if (*s == '0') { |
| 378 | s++; |
| 379 | do_chop = TRUE; |
| 380 | need_entire = TRUE; |
| a687059c |
381 | idtype = VAR; |
| 8d063cd8 |
382 | ID("0"); |
| 383 | } |
| 384 | do_split = TRUE; |
| 385 | if (isdigit(*s)) { |
| 386 | for (d = s; isdigit(*s); s++) ; |
| 387 | yylval = string(d,s-d); |
| 388 | tmp = atoi(d); |
| 389 | if (tmp > maxfld) |
| 390 | maxfld = tmp; |
| 391 | XOP(FIELD); |
| 392 | } |
| 393 | split_to_array = set_array_base = TRUE; |
| 394 | XOP(VFIELD); |
| 395 | |
| 396 | case '/': /* may either be division or pattern */ |
| 397 | if (expectterm) { |
| 398 | s = scanpat(s); |
| 399 | XTERM(REGEX); |
| 400 | } |
| 401 | tmp = *s++; |
| 402 | if (*s == '=') { |
| 403 | yylval = string("/=",2); |
| 404 | s++; |
| 405 | XTERM(ASGNOP); |
| 406 | } |
| 407 | XTERM(tmp); |
| 408 | |
| 409 | case '0': case '1': case '2': case '3': case '4': |
| a687059c |
410 | case '5': case '6': case '7': case '8': case '9': case '.': |
| 8d063cd8 |
411 | s = scannum(s); |
| 412 | XOP(NUMBER); |
| 413 | case '"': |
| 414 | s++; |
| 415 | s = cpy2(tokenbuf,s,s[-1]); |
| 416 | if (!*s) |
| 417 | fatal("String not terminated:\n%s",str_get(linestr)); |
| 418 | s++; |
| 419 | yylval = string(tokenbuf,0); |
| 420 | XOP(STRING); |
| 421 | |
| 422 | case 'a': case 'A': |
| 423 | SNARFWORD; |
| a687059c |
424 | if (strEQ(d,"ARGC")) |
| 425 | set_array_base = TRUE; |
| 426 | if (strEQ(d,"ARGV")) { |
| 427 | yylval=numary(string("ARGV",0)); |
| 428 | XOP(VAR); |
| 429 | } |
| 430 | if (strEQ(d,"atan2")) { |
| 431 | yylval = OATAN2; |
| 432 | XTERM(FUNN); |
| 433 | } |
| 8d063cd8 |
434 | ID(d); |
| 435 | case 'b': case 'B': |
| 436 | SNARFWORD; |
| 437 | if (strEQ(d,"break")) |
| 438 | XTERM(BREAK); |
| 439 | if (strEQ(d,"BEGIN")) |
| 440 | XTERM(BEGIN); |
| 441 | ID(d); |
| 442 | case 'c': case 'C': |
| 443 | SNARFWORD; |
| 444 | if (strEQ(d,"continue")) |
| 445 | XTERM(CONTINUE); |
| a687059c |
446 | if (strEQ(d,"cos")) { |
| 447 | yylval = OCOS; |
| 448 | XTERM(FUN1); |
| 449 | } |
| 450 | if (strEQ(d,"close")) { |
| 451 | do_fancy_opens = 1; |
| 452 | yylval = OCLOSE; |
| 453 | XTERM(FUN1); |
| 454 | } |
| 455 | if (strEQ(d,"chdir")) |
| 456 | *d = toupper(*d); |
| 457 | else if (strEQ(d,"crypt")) |
| 458 | *d = toupper(*d); |
| 459 | else if (strEQ(d,"chop")) |
| 460 | *d = toupper(*d); |
| 461 | else if (strEQ(d,"chmod")) |
| 462 | *d = toupper(*d); |
| 463 | else if (strEQ(d,"chown")) |
| 464 | *d = toupper(*d); |
| 8d063cd8 |
465 | ID(d); |
| 466 | case 'd': case 'D': |
| 467 | SNARFWORD; |
| a687059c |
468 | if (strEQ(d,"do")) |
| 469 | XTERM(DO); |
| 470 | if (strEQ(d,"delete")) |
| 471 | XTERM(DELETE); |
| 472 | if (strEQ(d,"die")) |
| 473 | *d = toupper(*d); |
| 8d063cd8 |
474 | ID(d); |
| 475 | case 'e': case 'E': |
| 476 | SNARFWORD; |
| 477 | if (strEQ(d,"END")) |
| 478 | XTERM(END); |
| 479 | if (strEQ(d,"else")) |
| 480 | XTERM(ELSE); |
| 481 | if (strEQ(d,"exit")) { |
| 482 | saw_line_op = TRUE; |
| 483 | XTERM(EXIT); |
| 484 | } |
| 485 | if (strEQ(d,"exp")) { |
| 486 | yylval = OEXP; |
| 487 | XTERM(FUN1); |
| 488 | } |
| a687059c |
489 | if (strEQ(d,"elsif")) |
| 490 | *d = toupper(*d); |
| 491 | else if (strEQ(d,"eq")) |
| 492 | *d = toupper(*d); |
| 493 | else if (strEQ(d,"eval")) |
| 494 | *d = toupper(*d); |
| 495 | else if (strEQ(d,"eof")) |
| 496 | *d = toupper(*d); |
| 497 | else if (strEQ(d,"each")) |
| 498 | *d = toupper(*d); |
| 499 | else if (strEQ(d,"exec")) |
| 500 | *d = toupper(*d); |
| 8d063cd8 |
501 | ID(d); |
| 502 | case 'f': case 'F': |
| 503 | SNARFWORD; |
| 504 | if (strEQ(d,"FS")) { |
| 505 | saw_FS++; |
| 506 | if (saw_FS == 1 && in_begin) { |
| 507 | for (d = s; *d && isspace(*d); d++) ; |
| 508 | if (*d == '=') { |
| 509 | for (d++; *d && isspace(*d); d++) ; |
| 510 | if (*d == '"' && d[2] == '"') |
| 511 | const_FS = d[1]; |
| 512 | } |
| 513 | } |
| 514 | ID(tokenbuf); |
| 515 | } |
| 8d063cd8 |
516 | if (strEQ(d,"for")) |
| 517 | XTERM(FOR); |
| a687059c |
518 | else if (strEQ(d,"function")) |
| 519 | XTERM(FUNCTION); |
| 520 | if (strEQ(d,"FILENAME")) |
| 521 | d = "ARGV"; |
| 522 | if (strEQ(d,"foreach")) |
| 523 | *d = toupper(*d); |
| 524 | else if (strEQ(d,"format")) |
| 525 | *d = toupper(*d); |
| 526 | else if (strEQ(d,"fork")) |
| 527 | *d = toupper(*d); |
| 528 | else if (strEQ(d,"fh")) |
| 529 | *d = toupper(*d); |
| 8d063cd8 |
530 | ID(d); |
| 531 | case 'g': case 'G': |
| 532 | SNARFWORD; |
| 533 | if (strEQ(d,"getline")) |
| 534 | XTERM(GETLINE); |
| a687059c |
535 | if (strEQ(d,"gsub")) |
| 536 | XTERM(GSUB); |
| 537 | if (strEQ(d,"ge")) |
| 538 | *d = toupper(*d); |
| 539 | else if (strEQ(d,"gt")) |
| 540 | *d = toupper(*d); |
| 541 | else if (strEQ(d,"goto")) |
| 542 | *d = toupper(*d); |
| 543 | else if (strEQ(d,"gmtime")) |
| 544 | *d = toupper(*d); |
| 8d063cd8 |
545 | ID(d); |
| 546 | case 'h': case 'H': |
| 547 | SNARFWORD; |
| a687059c |
548 | if (strEQ(d,"hex")) |
| 549 | *d = toupper(*d); |
| 8d063cd8 |
550 | ID(d); |
| 551 | case 'i': case 'I': |
| 552 | SNARFWORD; |
| 553 | if (strEQ(d,"if")) |
| 554 | XTERM(IF); |
| 555 | if (strEQ(d,"in")) |
| 556 | XTERM(IN); |
| 557 | if (strEQ(d,"index")) { |
| 558 | set_array_base = TRUE; |
| 559 | XTERM(INDEX); |
| 560 | } |
| 561 | if (strEQ(d,"int")) { |
| 562 | yylval = OINT; |
| 563 | XTERM(FUN1); |
| 564 | } |
| 565 | ID(d); |
| 566 | case 'j': case 'J': |
| 567 | SNARFWORD; |
| a687059c |
568 | if (strEQ(d,"join")) |
| 569 | *d = toupper(*d); |
| 8d063cd8 |
570 | ID(d); |
| 571 | case 'k': case 'K': |
| 572 | SNARFWORD; |
| a687059c |
573 | if (strEQ(d,"keys")) |
| 574 | *d = toupper(*d); |
| 575 | else if (strEQ(d,"kill")) |
| 576 | *d = toupper(*d); |
| 8d063cd8 |
577 | ID(d); |
| 578 | case 'l': case 'L': |
| 579 | SNARFWORD; |
| 580 | if (strEQ(d,"length")) { |
| 581 | yylval = OLENGTH; |
| 582 | XTERM(FUN1); |
| 583 | } |
| 584 | if (strEQ(d,"log")) { |
| 585 | yylval = OLOG; |
| 586 | XTERM(FUN1); |
| 587 | } |
| a687059c |
588 | if (strEQ(d,"last")) |
| 589 | *d = toupper(*d); |
| 590 | else if (strEQ(d,"local")) |
| 591 | *d = toupper(*d); |
| 592 | else if (strEQ(d,"lt")) |
| 593 | *d = toupper(*d); |
| 594 | else if (strEQ(d,"le")) |
| 595 | *d = toupper(*d); |
| 596 | else if (strEQ(d,"locatime")) |
| 597 | *d = toupper(*d); |
| 598 | else if (strEQ(d,"link")) |
| 599 | *d = toupper(*d); |
| 8d063cd8 |
600 | ID(d); |
| 601 | case 'm': case 'M': |
| 602 | SNARFWORD; |
| a687059c |
603 | if (strEQ(d,"match")) { |
| 604 | set_array_base = TRUE; |
| 605 | XTERM(MATCH); |
| 606 | } |
| 607 | if (strEQ(d,"m")) |
| 608 | *d = toupper(*d); |
| 8d063cd8 |
609 | ID(d); |
| 610 | case 'n': case 'N': |
| 611 | SNARFWORD; |
| 612 | if (strEQ(d,"NF")) |
| 87250799 |
613 | do_chop = do_split = split_to_array = set_array_base = TRUE; |
| 8d063cd8 |
614 | if (strEQ(d,"next")) { |
| 615 | saw_line_op = TRUE; |
| 616 | XTERM(NEXT); |
| 617 | } |
| a687059c |
618 | if (strEQ(d,"ne")) |
| 619 | *d = toupper(*d); |
| 8d063cd8 |
620 | ID(d); |
| 621 | case 'o': case 'O': |
| 622 | SNARFWORD; |
| 623 | if (strEQ(d,"ORS")) { |
| 624 | saw_ORS = TRUE; |
| a687059c |
625 | d = "\\"; |
| 8d063cd8 |
626 | } |
| 627 | if (strEQ(d,"OFS")) { |
| 628 | saw_OFS = TRUE; |
| a687059c |
629 | d = ","; |
| 8d063cd8 |
630 | } |
| 631 | if (strEQ(d,"OFMT")) { |
| a687059c |
632 | d = "#"; |
| 8d063cd8 |
633 | } |
| a687059c |
634 | if (strEQ(d,"open")) |
| 635 | *d = toupper(*d); |
| 636 | else if (strEQ(d,"ord")) |
| 637 | *d = toupper(*d); |
| 638 | else if (strEQ(d,"oct")) |
| 639 | *d = toupper(*d); |
| 8d063cd8 |
640 | ID(d); |
| 641 | case 'p': case 'P': |
| 642 | SNARFWORD; |
| 643 | if (strEQ(d,"print")) { |
| 644 | XTERM(PRINT); |
| 645 | } |
| 646 | if (strEQ(d,"printf")) { |
| 647 | XTERM(PRINTF); |
| 648 | } |
| a687059c |
649 | if (strEQ(d,"push")) |
| 650 | *d = toupper(*d); |
| 651 | else if (strEQ(d,"pop")) |
| 652 | *d = toupper(*d); |
| 8d063cd8 |
653 | ID(d); |
| 654 | case 'q': case 'Q': |
| 655 | SNARFWORD; |
| 656 | ID(d); |
| 657 | case 'r': case 'R': |
| 658 | SNARFWORD; |
| 659 | if (strEQ(d,"RS")) { |
| a687059c |
660 | d = "/"; |
| 8d063cd8 |
661 | saw_RS = TRUE; |
| 662 | } |
| a687059c |
663 | if (strEQ(d,"rand")) { |
| 664 | yylval = ORAND; |
| 665 | XTERM(FUN1); |
| 666 | } |
| 667 | if (strEQ(d,"return")) |
| 668 | XTERM(RET); |
| 669 | if (strEQ(d,"reset")) |
| 670 | *d = toupper(*d); |
| 671 | else if (strEQ(d,"redo")) |
| 672 | *d = toupper(*d); |
| 673 | else if (strEQ(d,"rename")) |
| 674 | *d = toupper(*d); |
| 8d063cd8 |
675 | ID(d); |
| 676 | case 's': case 'S': |
| 677 | SNARFWORD; |
| 678 | if (strEQ(d,"split")) { |
| 679 | set_array_base = TRUE; |
| 680 | XOP(SPLIT); |
| 681 | } |
| 682 | if (strEQ(d,"substr")) { |
| 683 | set_array_base = TRUE; |
| 684 | XTERM(SUBSTR); |
| 685 | } |
| a687059c |
686 | if (strEQ(d,"sub")) |
| 687 | XTERM(SUB); |
| 8d063cd8 |
688 | if (strEQ(d,"sprintf")) |
| 689 | XTERM(SPRINTF); |
| 690 | if (strEQ(d,"sqrt")) { |
| 691 | yylval = OSQRT; |
| 692 | XTERM(FUN1); |
| 693 | } |
| a687059c |
694 | if (strEQ(d,"SUBSEP")) { |
| 695 | d = ";"; |
| 696 | } |
| 697 | if (strEQ(d,"sin")) { |
| 698 | yylval = OSIN; |
| 699 | XTERM(FUN1); |
| 700 | } |
| 701 | if (strEQ(d,"srand")) { |
| 702 | yylval = OSRAND; |
| 703 | XTERM(FUN1); |
| 704 | } |
| 705 | if (strEQ(d,"system")) { |
| 706 | yylval = OSYSTEM; |
| 707 | XTERM(FUN1); |
| 708 | } |
| 709 | if (strEQ(d,"s")) |
| 710 | *d = toupper(*d); |
| 711 | else if (strEQ(d,"shift")) |
| 712 | *d = toupper(*d); |
| 713 | else if (strEQ(d,"select")) |
| 714 | *d = toupper(*d); |
| 715 | else if (strEQ(d,"seek")) |
| 716 | *d = toupper(*d); |
| 717 | else if (strEQ(d,"stat")) |
| 718 | *d = toupper(*d); |
| 719 | else if (strEQ(d,"study")) |
| 720 | *d = toupper(*d); |
| 721 | else if (strEQ(d,"sleep")) |
| 722 | *d = toupper(*d); |
| 723 | else if (strEQ(d,"symlink")) |
| 724 | *d = toupper(*d); |
| 725 | else if (strEQ(d,"sort")) |
| 726 | *d = toupper(*d); |
| 8d063cd8 |
727 | ID(d); |
| 728 | case 't': case 'T': |
| 729 | SNARFWORD; |
| a687059c |
730 | if (strEQ(d,"tr")) |
| 731 | *d = toupper(*d); |
| 732 | else if (strEQ(d,"tell")) |
| 733 | *d = toupper(*d); |
| 734 | else if (strEQ(d,"time")) |
| 735 | *d = toupper(*d); |
| 736 | else if (strEQ(d,"times")) |
| 737 | *d = toupper(*d); |
| 8d063cd8 |
738 | ID(d); |
| 739 | case 'u': case 'U': |
| 740 | SNARFWORD; |
| a687059c |
741 | if (strEQ(d,"until")) |
| 742 | *d = toupper(*d); |
| 743 | else if (strEQ(d,"unless")) |
| 744 | *d = toupper(*d); |
| 745 | else if (strEQ(d,"umask")) |
| 746 | *d = toupper(*d); |
| 747 | else if (strEQ(d,"unshift")) |
| 748 | *d = toupper(*d); |
| 749 | else if (strEQ(d,"unlink")) |
| 750 | *d = toupper(*d); |
| 751 | else if (strEQ(d,"utime")) |
| 752 | *d = toupper(*d); |
| 8d063cd8 |
753 | ID(d); |
| 754 | case 'v': case 'V': |
| 755 | SNARFWORD; |
| a687059c |
756 | if (strEQ(d,"values")) |
| 757 | *d = toupper(*d); |
| 8d063cd8 |
758 | ID(d); |
| 759 | case 'w': case 'W': |
| 760 | SNARFWORD; |
| 761 | if (strEQ(d,"while")) |
| 762 | XTERM(WHILE); |
| a687059c |
763 | if (strEQ(d,"write")) |
| 764 | *d = toupper(*d); |
| 765 | else if (strEQ(d,"wait")) |
| 766 | *d = toupper(*d); |
| 8d063cd8 |
767 | ID(d); |
| 768 | case 'x': case 'X': |
| 769 | SNARFWORD; |
| a687059c |
770 | if (strEQ(d,"x")) |
| 771 | *d = toupper(*d); |
| 8d063cd8 |
772 | ID(d); |
| 773 | case 'y': case 'Y': |
| 774 | SNARFWORD; |
| a687059c |
775 | if (strEQ(d,"y")) |
| 776 | *d = toupper(*d); |
| 8d063cd8 |
777 | ID(d); |
| 778 | case 'z': case 'Z': |
| 779 | SNARFWORD; |
| 780 | ID(d); |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | char * |
| 785 | scanpat(s) |
| 786 | register char *s; |
| 787 | { |
| 788 | register char *d; |
| 789 | |
| 790 | switch (*s++) { |
| 791 | case '/': |
| 792 | break; |
| 793 | default: |
| 794 | fatal("Search pattern not found:\n%s",str_get(linestr)); |
| 795 | } |
| 378cc40b |
796 | |
| 797 | d = tokenbuf; |
| 798 | for (; *s; s++,d++) { |
| 799 | if (*s == '\\') { |
| 800 | if (s[1] == '/') |
| 801 | *d++ = *s++; |
| 802 | else if (s[1] == '\\') |
| 803 | *d++ = *s++; |
| bf10efe7 |
804 | else if (s[1] == '[') |
| 805 | *d++ = *s++; |
| 378cc40b |
806 | } |
| 807 | else if (*s == '[') { |
| 808 | *d++ = *s++; |
| 809 | do { |
| 810 | if (*s == '\\' && s[1]) |
| 811 | *d++ = *s++; |
| 812 | if (*s == '/' || (*s == '-' && s[1] == ']')) |
| 813 | *d++ = '\\'; |
| 814 | *d++ = *s++; |
| 815 | } while (*s && *s != ']'); |
| 816 | } |
| 817 | else if (*s == '/') |
| 818 | break; |
| 819 | *d = *s; |
| 820 | } |
| 821 | *d = '\0'; |
| 822 | |
| 8d063cd8 |
823 | if (!*s) |
| 824 | fatal("Search pattern not terminated:\n%s",str_get(linestr)); |
| 825 | s++; |
| 826 | yylval = string(tokenbuf,0); |
| 827 | return s; |
| 828 | } |
| 829 | |
| 830 | yyerror(s) |
| 831 | char *s; |
| 832 | { |
| 833 | fprintf(stderr,"%s in file %s at line %d\n", |
| 834 | s,filename,line); |
| 835 | } |
| 836 | |
| 837 | char * |
| 838 | scannum(s) |
| 839 | register char *s; |
| 840 | { |
| 841 | register char *d; |
| 842 | |
| 843 | switch (*s) { |
| 844 | case '1': case '2': case '3': case '4': case '5': |
| 845 | case '6': case '7': case '8': case '9': case '0' : case '.': |
| 846 | d = tokenbuf; |
| 378cc40b |
847 | while (isdigit(*s)) { |
| 8d063cd8 |
848 | *d++ = *s++; |
| 378cc40b |
849 | } |
| bf10efe7 |
850 | if (*s == '.') { |
| 851 | if (isdigit(s[1])) { |
| 378cc40b |
852 | *d++ = *s++; |
| bf10efe7 |
853 | while (isdigit(*s)) { |
| 854 | *d++ = *s++; |
| 855 | } |
| 378cc40b |
856 | } |
| bf10efe7 |
857 | else |
| 858 | s++; |
| 378cc40b |
859 | } |
| a0d0e21e |
860 | if (strchr("eE",*s) && strchr("+-0123456789",s[1])) { |
| 8d063cd8 |
861 | *d++ = *s++; |
| 378cc40b |
862 | if (*s == '+' || *s == '-') |
| 863 | *d++ = *s++; |
| 864 | while (isdigit(*s)) |
| 865 | *d++ = *s++; |
| 866 | } |
| 8d063cd8 |
867 | *d = '\0'; |
| 868 | yylval = string(tokenbuf,0); |
| 869 | break; |
| 870 | } |
| 871 | return s; |
| 872 | } |
| 873 | |
| 874 | string(ptr,len) |
| 875 | char *ptr; |
| 876 | { |
| 877 | int retval = mop; |
| 878 | |
| 879 | ops[mop++].ival = OSTRING + (1<<8); |
| 880 | if (!len) |
| 881 | len = strlen(ptr); |
| 882 | ops[mop].cval = safemalloc(len+1); |
| 883 | strncpy(ops[mop].cval,ptr,len); |
| 884 | ops[mop++].cval[len] = '\0'; |
| a687059c |
885 | if (mop >= OPSMAX) |
| 886 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
887 | return retval; |
| 888 | } |
| 889 | |
| 890 | oper0(type) |
| 891 | int type; |
| 892 | { |
| 893 | int retval = mop; |
| 894 | |
| 895 | if (type > 255) |
| 896 | fatal("type > 255 (%d)\n",type); |
| 897 | ops[mop++].ival = type; |
| a687059c |
898 | if (mop >= OPSMAX) |
| 899 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
900 | return retval; |
| 901 | } |
| 902 | |
| 903 | oper1(type,arg1) |
| 904 | int type; |
| 905 | int arg1; |
| 906 | { |
| 907 | int retval = mop; |
| 908 | |
| 909 | if (type > 255) |
| 910 | fatal("type > 255 (%d)\n",type); |
| 911 | ops[mop++].ival = type + (1<<8); |
| 912 | ops[mop++].ival = arg1; |
| a687059c |
913 | if (mop >= OPSMAX) |
| 914 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
915 | return retval; |
| 916 | } |
| 917 | |
| 918 | oper2(type,arg1,arg2) |
| 919 | int type; |
| 920 | int arg1; |
| 921 | int arg2; |
| 922 | { |
| 923 | int retval = mop; |
| 924 | |
| 925 | if (type > 255) |
| 926 | fatal("type > 255 (%d)\n",type); |
| 927 | ops[mop++].ival = type + (2<<8); |
| 928 | ops[mop++].ival = arg1; |
| 929 | ops[mop++].ival = arg2; |
| a687059c |
930 | if (mop >= OPSMAX) |
| 931 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
932 | return retval; |
| 933 | } |
| 934 | |
| 935 | oper3(type,arg1,arg2,arg3) |
| 936 | int type; |
| 937 | int arg1; |
| 938 | int arg2; |
| 939 | int arg3; |
| 940 | { |
| 941 | int retval = mop; |
| 942 | |
| 943 | if (type > 255) |
| 944 | fatal("type > 255 (%d)\n",type); |
| 945 | ops[mop++].ival = type + (3<<8); |
| 946 | ops[mop++].ival = arg1; |
| 947 | ops[mop++].ival = arg2; |
| 948 | ops[mop++].ival = arg3; |
| a687059c |
949 | if (mop >= OPSMAX) |
| 950 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
951 | return retval; |
| 952 | } |
| 953 | |
| 954 | oper4(type,arg1,arg2,arg3,arg4) |
| 955 | int type; |
| 956 | int arg1; |
| 957 | int arg2; |
| 958 | int arg3; |
| 959 | int arg4; |
| 960 | { |
| 961 | int retval = mop; |
| 962 | |
| 963 | if (type > 255) |
| 964 | fatal("type > 255 (%d)\n",type); |
| 965 | ops[mop++].ival = type + (4<<8); |
| 966 | ops[mop++].ival = arg1; |
| 967 | ops[mop++].ival = arg2; |
| 968 | ops[mop++].ival = arg3; |
| 969 | ops[mop++].ival = arg4; |
| a687059c |
970 | if (mop >= OPSMAX) |
| 971 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
972 | return retval; |
| 973 | } |
| 974 | |
| 975 | oper5(type,arg1,arg2,arg3,arg4,arg5) |
| 976 | int type; |
| 977 | int arg1; |
| 978 | int arg2; |
| 979 | int arg3; |
| 980 | int arg4; |
| 981 | int arg5; |
| 982 | { |
| 983 | int retval = mop; |
| 984 | |
| 985 | if (type > 255) |
| 986 | fatal("type > 255 (%d)\n",type); |
| 987 | ops[mop++].ival = type + (5<<8); |
| 988 | ops[mop++].ival = arg1; |
| 989 | ops[mop++].ival = arg2; |
| 990 | ops[mop++].ival = arg3; |
| 991 | ops[mop++].ival = arg4; |
| 992 | ops[mop++].ival = arg5; |
| a687059c |
993 | if (mop >= OPSMAX) |
| 994 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
995 | return retval; |
| 996 | } |
| 997 | |
| 998 | int depth = 0; |
| 999 | |
| 1000 | dump(branch) |
| 1001 | int branch; |
| 1002 | { |
| 1003 | register int type; |
| 1004 | register int len; |
| 1005 | register int i; |
| 1006 | |
| 1007 | type = ops[branch].ival; |
| 1008 | len = type >> 8; |
| 1009 | type &= 255; |
| 1010 | for (i=depth; i; i--) |
| 1011 | printf(" "); |
| 1012 | if (type == OSTRING) { |
| 1013 | printf("%-5d\"%s\"\n",branch,ops[branch+1].cval); |
| 1014 | } |
| 1015 | else { |
| 1016 | printf("(%-5d%s %d\n",branch,opname[type],len); |
| 1017 | depth++; |
| 1018 | for (i=1; i<=len; i++) |
| 1019 | dump(ops[branch+i].ival); |
| 1020 | depth--; |
| 1021 | for (i=depth; i; i--) |
| 1022 | printf(" "); |
| 1023 | printf(")\n"); |
| 1024 | } |
| 1025 | } |
| 1026 | |
| 1027 | bl(arg,maybe) |
| 1028 | int arg; |
| 1029 | int maybe; |
| 1030 | { |
| 1031 | if (!arg) |
| 1032 | return 0; |
| 1033 | else if ((ops[arg].ival & 255) != OBLOCK) |
| 1034 | return oper2(OBLOCK,arg,maybe); |
| 378cc40b |
1035 | else if ((ops[arg].ival >> 8) < 2) |
| 8d063cd8 |
1036 | return oper2(OBLOCK,ops[arg+1].ival,maybe); |
| 1037 | else |
| 1038 | return arg; |
| 1039 | } |
| 1040 | |
| 1041 | fixup(str) |
| 1042 | STR *str; |
| 1043 | { |
| 1044 | register char *s; |
| 1045 | register char *t; |
| 1046 | |
| 1047 | for (s = str->str_ptr; *s; s++) { |
| 1048 | if (*s == ';' && s[1] == ' ' && s[2] == '\n') { |
| 1049 | strcpy(s+1,s+2); |
| 1050 | s++; |
| 1051 | } |
| 1052 | else if (*s == '\n') { |
| 1053 | for (t = s+1; isspace(*t & 127); t++) ; |
| 1054 | t--; |
| 1055 | while (isspace(*t & 127) && *t != '\n') t--; |
| 1056 | if (*t == '\n' && t-s > 1) { |
| 1057 | if (s[-1] == '{') |
| 1058 | s--; |
| 1059 | strcpy(s+1,t); |
| 1060 | } |
| 1061 | s++; |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | putlines(str) |
| 1067 | STR *str; |
| 1068 | { |
| 1069 | register char *d, *s, *t, *e; |
| 1070 | register int pos, newpos; |
| 1071 | |
| 1072 | d = tokenbuf; |
| 1073 | pos = 0; |
| 1074 | for (s = str->str_ptr; *s; s++) { |
| 1075 | *d++ = *s; |
| 1076 | pos++; |
| 1077 | if (*s == '\n') { |
| 1078 | *d = '\0'; |
| 1079 | d = tokenbuf; |
| 1080 | pos = 0; |
| 1081 | putone(); |
| 1082 | } |
| 1083 | else if (*s == '\t') |
| 1084 | pos += 7; |
| 1085 | if (pos > 78) { /* split a long line? */ |
| 1086 | *d-- = '\0'; |
| 1087 | newpos = 0; |
| 1088 | for (t = tokenbuf; isspace(*t & 127); t++) { |
| 1089 | if (*t == '\t') |
| 1090 | newpos += 8; |
| 1091 | else |
| 1092 | newpos += 1; |
| 1093 | } |
| 1094 | e = d; |
| 1095 | while (d > tokenbuf && (*d != ' ' || d[-1] != ';')) |
| 1096 | d--; |
| 1097 | if (d < t+10) { |
| 1098 | d = e; |
| 1099 | while (d > tokenbuf && |
| 1100 | (*d != ' ' || d[-1] != '|' || d[-2] != '|') ) |
| 1101 | d--; |
| 1102 | } |
| 1103 | if (d < t+10) { |
| 1104 | d = e; |
| 1105 | while (d > tokenbuf && |
| 1106 | (*d != ' ' || d[-1] != '&' || d[-2] != '&') ) |
| 1107 | d--; |
| 1108 | } |
| 1109 | if (d < t+10) { |
| 1110 | d = e; |
| 1111 | while (d > tokenbuf && (*d != ' ' || d[-1] != ',')) |
| 1112 | d--; |
| 1113 | } |
| 1114 | if (d < t+10) { |
| 1115 | d = e; |
| 1116 | while (d > tokenbuf && *d != ' ') |
| 1117 | d--; |
| 1118 | } |
| 1119 | if (d > t+3) { |
| fe14fcc3 |
1120 | char save[2048]; |
| 1121 | strcpy(save, d); |
| 1122 | *d = '\n'; |
| 1123 | d[1] = '\0'; |
| 8d063cd8 |
1124 | putone(); |
| 1125 | putchar('\n'); |
| 1126 | if (d[-1] != ';' && !(newpos % 4)) { |
| 1127 | *t++ = ' '; |
| 1128 | *t++ = ' '; |
| 1129 | newpos += 2; |
| 1130 | } |
| fe14fcc3 |
1131 | strcpy(t,save+1); |
| 8d063cd8 |
1132 | newpos += strlen(t); |
| 1133 | d = t + strlen(t); |
| 1134 | pos = newpos; |
| 1135 | } |
| 1136 | else |
| 1137 | d = e + 1; |
| 1138 | } |
| 1139 | } |
| 1140 | } |
| 1141 | |
| 1142 | putone() |
| 1143 | { |
| 1144 | register char *t; |
| 1145 | |
| 1146 | for (t = tokenbuf; *t; t++) { |
| 1147 | *t &= 127; |
| 1148 | if (*t == 127) { |
| 1149 | *t = ' '; |
| 1150 | strcpy(t+strlen(t)-1, "\t#???\n"); |
| 378cc40b |
1151 | checkers++; |
| 8d063cd8 |
1152 | } |
| 1153 | } |
| 1154 | t = tokenbuf; |
| 1155 | if (*t == '#') { |
| 1156 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) |
| 1157 | return; |
| 378cc40b |
1158 | if (strnEQ(t,"#!/usr/bin/awk",14) || strnEQ(t,"#! /usr/bin/awk",15)) |
| 1159 | return; |
| 8d063cd8 |
1160 | } |
| 1161 | fputs(tokenbuf,stdout); |
| 1162 | } |
| 1163 | |
| 1164 | numary(arg) |
| 1165 | int arg; |
| 1166 | { |
| 1167 | STR *key; |
| 1168 | int dummy; |
| 1169 | |
| a687059c |
1170 | key = walk(0,0,arg,&dummy,P_MIN); |
| 8d063cd8 |
1171 | str_cat(key,"[]"); |
| 1172 | hstore(symtab,key->str_ptr,str_make("1")); |
| 1173 | str_free(key); |
| 1174 | set_array_base = TRUE; |
| 1175 | return arg; |
| 1176 | } |
| a687059c |
1177 | |
| 1178 | rememberargs(arg) |
| 1179 | int arg; |
| 1180 | { |
| 1181 | int type; |
| 1182 | STR *str; |
| 1183 | |
| 1184 | if (!arg) |
| 1185 | return arg; |
| 1186 | type = ops[arg].ival & 255; |
| 1187 | if (type == OCOMMA) { |
| 1188 | rememberargs(ops[arg+1].ival); |
| 1189 | rememberargs(ops[arg+3].ival); |
| 1190 | } |
| 1191 | else if (type == OVAR) { |
| 1192 | str = str_new(0); |
| 1193 | hstore(curarghash,ops[ops[arg+1].ival+1].cval,str); |
| 1194 | } |
| 1195 | else |
| 1196 | fatal("panic: unknown argument type %d, line %d\n",type,line); |
| 1197 | return arg; |
| 1198 | } |
| 1199 | |
| 1200 | aryrefarg(arg) |
| 1201 | int arg; |
| 1202 | { |
| 1203 | int type = ops[arg].ival & 255; |
| 1204 | STR *str; |
| 1205 | |
| 1206 | if (type != OSTRING) |
| 1207 | fatal("panic: aryrefarg %d, line %d\n",type,line); |
| 1208 | str = hfetch(curarghash,ops[arg+1].cval); |
| 1209 | if (str) |
| 1210 | str_set(str,"*"); |
| 1211 | return arg; |
| 1212 | } |
| 1213 | |
| 1214 | fixfargs(name,arg,prevargs) |
| 1215 | int name; |
| 1216 | int arg; |
| 1217 | int prevargs; |
| 1218 | { |
| 1219 | int type; |
| 1220 | STR *str; |
| 1221 | int numargs; |
| 1222 | |
| 1223 | if (!arg) |
| 1224 | return prevargs; |
| 1225 | type = ops[arg].ival & 255; |
| 1226 | if (type == OCOMMA) { |
| 1227 | numargs = fixfargs(name,ops[arg+1].ival,prevargs); |
| 1228 | numargs = fixfargs(name,ops[arg+3].ival,numargs); |
| 1229 | } |
| 1230 | else if (type == OVAR) { |
| 1231 | str = hfetch(curarghash,ops[ops[arg+1].ival+1].cval); |
| 1232 | if (strEQ(str_get(str),"*")) { |
| 1233 | char tmpbuf[128]; |
| 1234 | |
| 1235 | str_set(str,""); /* in case another routine has this */ |
| 1236 | ops[arg].ival &= ~255; |
| 1237 | ops[arg].ival |= OSTAR; |
| 1238 | sprintf(tmpbuf,"%s:%d",ops[name+1].cval,prevargs); |
| 1239 | fprintf(stderr,"Adding %s\n",tmpbuf); |
| 1240 | str = str_new(0); |
| 1241 | str_set(str,"*"); |
| 1242 | hstore(curarghash,tmpbuf,str); |
| 1243 | } |
| 1244 | numargs = prevargs + 1; |
| 1245 | } |
| 1246 | else |
| 1247 | fatal("panic: unknown argument type %d, arg %d, line %d\n", |
| 39c3038c |
1248 | type,prevargs+1,line); |
| a687059c |
1249 | return numargs; |
| 1250 | } |
| 1251 | |
| 1252 | fixrargs(name,arg,prevargs) |
| 1253 | char *name; |
| 1254 | int arg; |
| 1255 | int prevargs; |
| 1256 | { |
| 1257 | int type; |
| 1258 | STR *str; |
| 1259 | int numargs; |
| 1260 | |
| 1261 | if (!arg) |
| 1262 | return prevargs; |
| 1263 | type = ops[arg].ival & 255; |
| 1264 | if (type == OCOMMA) { |
| 1265 | numargs = fixrargs(name,ops[arg+1].ival,prevargs); |
| 1266 | numargs = fixrargs(name,ops[arg+3].ival,numargs); |
| 1267 | } |
| 1268 | else { |
| 1269 | char tmpbuf[128]; |
| 1270 | |
| 1271 | sprintf(tmpbuf,"%s:%d",name,prevargs); |
| 1272 | str = hfetch(curarghash,tmpbuf); |
| a687059c |
1273 | if (str && strEQ(str->str_ptr,"*")) { |
| 1274 | if (type == OVAR || type == OSTAR) { |
| 1275 | ops[arg].ival &= ~255; |
| 1276 | ops[arg].ival |= OSTAR; |
| 1277 | } |
| 1278 | else |
| 1279 | fatal("Can't pass expression by reference as arg %d of %s\n", |
| 1280 | prevargs+1, name); |
| 1281 | } |
| 1282 | numargs = prevargs + 1; |
| 1283 | } |
| 1284 | return numargs; |
| 1285 | } |
projects / p5sagit/p5-mst-13.2.git / blame