| Commit | Line | Data |
|---|
| fe14fcc3 |
1 | /* $Header: a2py.c,v 4.0 91/03/20 01:57:26 lwall Locked $ |
| a687059c |
2 | * |
| 3 | * Copyright (c) 1989, Larry Wall |
| 4 | * |
| 5 | * You may distribute under the terms of the GNU General Public License |
| 6 | * as specified in the README file that comes with the perl 3.0 kit. |
| 8d063cd8 |
7 | * |
| 8 | * $Log: a2py.c,v $ |
| fe14fcc3 |
9 | * Revision 4.0 91/03/20 01:57:26 lwall |
| 10 | * 4.0 baseline. |
| 8d063cd8 |
11 | * |
| 12 | */ |
| 13 | |
| 39c3038c |
14 | #ifdef MSDOS |
| 15 | #include "../patchlev.h" |
| 16 | #endif |
| 8d063cd8 |
17 | #include "util.h" |
| 18 | char *index(); |
| 19 | |
| 20 | char *filename; |
| 39c3038c |
21 | char *myname; |
| 8d063cd8 |
22 | |
| 378cc40b |
23 | int checkers = 0; |
| a687059c |
24 | STR *walk(); |
| 378cc40b |
25 | |
| 39c3038c |
26 | #ifdef MSDOS |
| 27 | usage() |
| 28 | { |
| 29 | printf("\nThis is the AWK to PERL translator, version 3.0, patchlevel %d\n", PATCHLEVEL); |
| 30 | printf("\nUsage: %s [-D<number>] [-F<char>] [-n<fieldlist>] [-<number>] filename\n", myname); |
| 31 | printf("\n -D<number> sets debugging flags." |
| 32 | "\n -F<character> the awk script to translate is always invoked with" |
| 33 | "\n this -F switch." |
| 34 | "\n -n<fieldlist> specifies the names of the input fields if input does" |
| 35 | "\n not have to be split into an array." |
| 36 | "\n -<number> causes a2p to assume that input will always have that" |
| 37 | "\n many fields.\n"); |
| 38 | exit(1); |
| 39 | } |
| 40 | #endif |
| 8d063cd8 |
41 | main(argc,argv,env) |
| 42 | register int argc; |
| 43 | register char **argv; |
| 44 | register char **env; |
| 45 | { |
| 46 | register STR *str; |
| 47 | register char *s; |
| 48 | int i; |
| 8d063cd8 |
49 | STR *tmpstr; |
| 50 | |
| 39c3038c |
51 | myname = argv[0]; |
| 8d063cd8 |
52 | linestr = str_new(80); |
| 53 | str = str_new(0); /* first used for -I flags */ |
| 54 | for (argc--,argv++; argc; argc--,argv++) { |
| 55 | if (argv[0][0] != '-' || !argv[0][1]) |
| 56 | break; |
| 57 | reswitch: |
| 58 | switch (argv[0][1]) { |
| 59 | #ifdef DEBUGGING |
| 60 | case 'D': |
| 61 | debug = atoi(argv[0]+2); |
| 62 | #ifdef YYDEBUG |
| 63 | yydebug = (debug & 1); |
| 64 | #endif |
| 65 | break; |
| 66 | #endif |
| 67 | case '0': case '1': case '2': case '3': case '4': |
| 68 | case '5': case '6': case '7': case '8': case '9': |
| 69 | maxfld = atoi(argv[0]+1); |
| 70 | absmaxfld = TRUE; |
| 71 | break; |
| 72 | case 'F': |
| 73 | fswitch = argv[0][2]; |
| 74 | break; |
| 75 | case 'n': |
| 76 | namelist = savestr(argv[0]+2); |
| 77 | break; |
| 78 | case '-': |
| 79 | argc--,argv++; |
| 80 | goto switch_end; |
| 81 | case 0: |
| 82 | break; |
| 83 | default: |
| 84 | fatal("Unrecognized switch: %s\n",argv[0]); |
| 39c3038c |
85 | #ifdef MSDOS |
| 86 | usage(); |
| 87 | #endif |
| 8d063cd8 |
88 | } |
| 89 | } |
| 90 | switch_end: |
| 91 | |
| 92 | /* open script */ |
| 93 | |
| 39c3038c |
94 | if (argv[0] == Nullch) { |
| 95 | #ifdef MSDOS |
| 96 | if ( isatty(fileno(stdin)) ) |
| 97 | usage(); |
| 98 | #endif |
| 99 | argv[0] = "-"; |
| 100 | } |
| 101 | filename = savestr(argv[0]); |
| 102 | |
| 8d063cd8 |
103 | filename = savestr(argv[0]); |
| 104 | if (strEQ(filename,"-")) |
| 105 | argv[0] = ""; |
| 106 | if (!*argv[0]) |
| 107 | rsfp = stdin; |
| 108 | else |
| 109 | rsfp = fopen(argv[0],"r"); |
| 110 | if (rsfp == Nullfp) |
| 111 | fatal("Awk script \"%s\" doesn't seem to exist.\n",filename); |
| 112 | |
| 113 | /* init tokener */ |
| 114 | |
| 115 | bufptr = str_get(linestr); |
| 116 | symtab = hnew(); |
| a687059c |
117 | curarghash = hnew(); |
| 8d063cd8 |
118 | |
| 119 | /* now parse the report spec */ |
| 120 | |
| 121 | if (yyparse()) |
| 122 | fatal("Translation aborted due to syntax errors.\n"); |
| 123 | |
| 124 | #ifdef DEBUGGING |
| 125 | if (debug & 2) { |
| 126 | int type, len; |
| 127 | |
| 128 | for (i=1; i<mop;) { |
| 129 | type = ops[i].ival; |
| 130 | len = type >> 8; |
| 131 | type &= 255; |
| 132 | printf("%d\t%d\t%d\t%-10s",i++,type,len,opname[type]); |
| 133 | if (type == OSTRING) |
| 134 | printf("\t\"%s\"\n",ops[i].cval),i++; |
| 135 | else { |
| 136 | while (len--) { |
| 137 | printf("\t%d",ops[i].ival),i++; |
| 138 | } |
| 139 | putchar('\n'); |
| 140 | } |
| 141 | } |
| 142 | } |
| 143 | if (debug & 8) |
| 144 | dump(root); |
| 145 | #endif |
| 146 | |
| 147 | /* first pass to look for numeric variables */ |
| 148 | |
| 149 | prewalk(0,0,root,&i); |
| 150 | |
| 151 | /* second pass to produce new program */ |
| 152 | |
| a687059c |
153 | tmpstr = walk(0,0,root,&i,P_MIN); |
| 154 | str = str_make("#!"); |
| 155 | str_cat(str, BIN); |
| 156 | str_cat(str, "/perl\neval \"exec "); |
| 157 | str_cat(str, BIN); |
| 158 | str_cat(str, "/perl -S $0 $*\"\n\ |
| 378cc40b |
159 | if $running_under_some_shell;\n\ |
| 160 | # this emulates #! processing on NIH machines.\n\ |
| 161 | # (remove #! line above if indigestible)\n\n"); |
| a559c259 |
162 | str_cat(str, |
| 163 | "eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_]+=)(.*)/ && shift;\n"); |
| 164 | str_cat(str, |
| 165 | " # process any FOO=bar switches\n\n"); |
| 8d063cd8 |
166 | if (do_opens && opens) { |
| 167 | str_scat(str,opens); |
| 168 | str_free(opens); |
| 169 | str_cat(str,"\n"); |
| 170 | } |
| 171 | str_scat(str,tmpstr); |
| 172 | str_free(tmpstr); |
| 173 | #ifdef DEBUGGING |
| 174 | if (!(debug & 16)) |
| 175 | #endif |
| 176 | fixup(str); |
| 177 | putlines(str); |
| 378cc40b |
178 | if (checkers) { |
| 179 | fprintf(stderr, |
| 180 | "Please check my work on the %d line%s I've marked with \"#???\".\n", |
| 181 | checkers, checkers == 1 ? "" : "s" ); |
| 182 | fprintf(stderr, |
| 183 | "The operation I've selected may be wrong for the operand types.\n"); |
| 184 | } |
| 8d063cd8 |
185 | exit(0); |
| 186 | } |
| 187 | |
| 188 | #define RETURN(retval) return (bufptr = s,retval) |
| 189 | #define XTERM(retval) return (expectterm = TRUE,bufptr = s,retval) |
| 190 | #define XOP(retval) return (expectterm = FALSE,bufptr = s,retval) |
| a687059c |
191 | #define ID(x) return (yylval=string(x,0),expectterm = FALSE,bufptr = s,idtype) |
| 192 | |
| 193 | int idtype; |
| 8d063cd8 |
194 | |
| 195 | yylex() |
| 196 | { |
| 197 | register char *s = bufptr; |
| 198 | register char *d; |
| 199 | register int tmp; |
| 200 | |
| 201 | retry: |
| 202 | #ifdef YYDEBUG |
| 203 | if (yydebug) |
| 204 | if (index(s,'\n')) |
| 205 | fprintf(stderr,"Tokener at %s",s); |
| 206 | else |
| 207 | fprintf(stderr,"Tokener at %s\n",s); |
| 208 | #endif |
| 209 | switch (*s) { |
| 210 | default: |
| 211 | fprintf(stderr, |
| 212 | "Unrecognized character %c in file %s line %d--ignoring.\n", |
| 213 | *s++,filename,line); |
| 214 | goto retry; |
| 215 | case '\\': |
| 216 | case 0: |
| 217 | s = str_get(linestr); |
| 218 | *s = '\0'; |
| 219 | if (!rsfp) |
| 220 | RETURN(0); |
| 221 | line++; |
| 222 | if ((s = str_gets(linestr, rsfp)) == Nullch) { |
| 223 | if (rsfp != stdin) |
| 224 | fclose(rsfp); |
| 225 | rsfp = Nullfp; |
| 226 | s = str_get(linestr); |
| 227 | RETURN(0); |
| 228 | } |
| 229 | goto retry; |
| 230 | case ' ': case '\t': |
| 231 | s++; |
| 232 | goto retry; |
| 233 | case '\n': |
| 234 | *s = '\0'; |
| 235 | XTERM(NEWLINE); |
| 236 | case '#': |
| 237 | yylval = string(s,0); |
| 238 | *s = '\0'; |
| 239 | XTERM(COMMENT); |
| 240 | case ';': |
| 241 | tmp = *s++; |
| 242 | if (*s == '\n') { |
| 243 | s++; |
| 244 | XTERM(SEMINEW); |
| 245 | } |
| 246 | XTERM(tmp); |
| 247 | case '(': |
| a687059c |
248 | tmp = *s++; |
| 249 | XTERM(tmp); |
| 8d063cd8 |
250 | case '{': |
| 251 | case '[': |
| 252 | case ')': |
| 253 | case ']': |
| a687059c |
254 | case '?': |
| 255 | case ':': |
| 8d063cd8 |
256 | tmp = *s++; |
| 257 | XOP(tmp); |
| 258 | case 127: |
| 259 | s++; |
| 260 | XTERM('}'); |
| 261 | case '}': |
| 262 | for (d = s + 1; isspace(*d); d++) ; |
| 263 | if (!*d) |
| 264 | s = d - 1; |
| 265 | *s = 127; |
| 266 | XTERM(';'); |
| 267 | case ',': |
| 268 | tmp = *s++; |
| 269 | XTERM(tmp); |
| 270 | case '~': |
| 271 | s++; |
| 378cc40b |
272 | yylval = string("~",1); |
| 8d063cd8 |
273 | XTERM(MATCHOP); |
| 274 | case '+': |
| 275 | case '-': |
| 276 | if (s[1] == *s) { |
| 277 | s++; |
| 278 | if (*s++ == '+') |
| 279 | XTERM(INCR); |
| 280 | else |
| 281 | XTERM(DECR); |
| 282 | } |
| 283 | /* FALL THROUGH */ |
| 284 | case '*': |
| 285 | case '%': |
| a687059c |
286 | case '^': |
| 8d063cd8 |
287 | tmp = *s++; |
| 288 | if (*s == '=') { |
| a687059c |
289 | if (tmp == '^') |
| 290 | yylval = string("**=",3); |
| 291 | else |
| 292 | yylval = string(s-1,2); |
| 8d063cd8 |
293 | s++; |
| 294 | XTERM(ASGNOP); |
| 295 | } |
| 296 | XTERM(tmp); |
| 297 | case '&': |
| 298 | s++; |
| 299 | tmp = *s++; |
| 300 | if (tmp == '&') |
| 301 | XTERM(ANDAND); |
| 302 | s--; |
| 303 | XTERM('&'); |
| 304 | case '|': |
| 305 | s++; |
| 306 | tmp = *s++; |
| 307 | if (tmp == '|') |
| 308 | XTERM(OROR); |
| 309 | s--; |
| a687059c |
310 | while (*s == ' ' || *s == '\t') |
| 311 | s++; |
| 312 | if (strnEQ(s,"getline",7)) |
| 313 | XTERM('p'); |
| 314 | else |
| 315 | XTERM('|'); |
| 8d063cd8 |
316 | case '=': |
| 317 | s++; |
| 318 | tmp = *s++; |
| 319 | if (tmp == '=') { |
| 320 | yylval = string("==",2); |
| 321 | XTERM(RELOP); |
| 322 | } |
| 323 | s--; |
| 324 | yylval = string("=",1); |
| 325 | XTERM(ASGNOP); |
| 326 | case '!': |
| 327 | s++; |
| 328 | tmp = *s++; |
| 329 | if (tmp == '=') { |
| 330 | yylval = string("!=",2); |
| 331 | XTERM(RELOP); |
| 332 | } |
| 333 | if (tmp == '~') { |
| 334 | yylval = string("!~",2); |
| 335 | XTERM(MATCHOP); |
| 336 | } |
| 337 | s--; |
| 338 | XTERM(NOT); |
| 339 | case '<': |
| 340 | s++; |
| 341 | tmp = *s++; |
| 342 | if (tmp == '=') { |
| 343 | yylval = string("<=",2); |
| 344 | XTERM(RELOP); |
| 345 | } |
| 346 | s--; |
| a687059c |
347 | XTERM('<'); |
| 8d063cd8 |
348 | case '>': |
| 349 | s++; |
| 350 | tmp = *s++; |
| 378cc40b |
351 | if (tmp == '>') { |
| 352 | yylval = string(">>",2); |
| 353 | XTERM(GRGR); |
| 354 | } |
| 8d063cd8 |
355 | if (tmp == '=') { |
| 356 | yylval = string(">=",2); |
| 357 | XTERM(RELOP); |
| 358 | } |
| 359 | s--; |
| a687059c |
360 | XTERM('>'); |
| 8d063cd8 |
361 | |
| 362 | #define SNARFWORD \ |
| 363 | d = tokenbuf; \ |
| 364 | while (isalpha(*s) || isdigit(*s) || *s == '_') \ |
| 365 | *d++ = *s++; \ |
| 366 | *d = '\0'; \ |
| a687059c |
367 | d = tokenbuf; \ |
| 368 | if (*s == '(') \ |
| 369 | idtype = USERFUN; \ |
| 370 | else \ |
| 371 | idtype = VAR; |
| 8d063cd8 |
372 | |
| 373 | case '$': |
| 374 | s++; |
| 375 | if (*s == '0') { |
| 376 | s++; |
| 377 | do_chop = TRUE; |
| 378 | need_entire = TRUE; |
| a687059c |
379 | idtype = VAR; |
| 8d063cd8 |
380 | ID("0"); |
| 381 | } |
| 382 | do_split = TRUE; |
| 383 | if (isdigit(*s)) { |
| 384 | for (d = s; isdigit(*s); s++) ; |
| 385 | yylval = string(d,s-d); |
| 386 | tmp = atoi(d); |
| 387 | if (tmp > maxfld) |
| 388 | maxfld = tmp; |
| 389 | XOP(FIELD); |
| 390 | } |
| 391 | split_to_array = set_array_base = TRUE; |
| 392 | XOP(VFIELD); |
| 393 | |
| 394 | case '/': /* may either be division or pattern */ |
| 395 | if (expectterm) { |
| 396 | s = scanpat(s); |
| 397 | XTERM(REGEX); |
| 398 | } |
| 399 | tmp = *s++; |
| 400 | if (*s == '=') { |
| 401 | yylval = string("/=",2); |
| 402 | s++; |
| 403 | XTERM(ASGNOP); |
| 404 | } |
| 405 | XTERM(tmp); |
| 406 | |
| 407 | case '0': case '1': case '2': case '3': case '4': |
| a687059c |
408 | case '5': case '6': case '7': case '8': case '9': case '.': |
| 8d063cd8 |
409 | s = scannum(s); |
| 410 | XOP(NUMBER); |
| 411 | case '"': |
| 412 | s++; |
| 413 | s = cpy2(tokenbuf,s,s[-1]); |
| 414 | if (!*s) |
| 415 | fatal("String not terminated:\n%s",str_get(linestr)); |
| 416 | s++; |
| 417 | yylval = string(tokenbuf,0); |
| 418 | XOP(STRING); |
| 419 | |
| 420 | case 'a': case 'A': |
| 421 | SNARFWORD; |
| a687059c |
422 | if (strEQ(d,"ARGC")) |
| 423 | set_array_base = TRUE; |
| 424 | if (strEQ(d,"ARGV")) { |
| 425 | yylval=numary(string("ARGV",0)); |
| 426 | XOP(VAR); |
| 427 | } |
| 428 | if (strEQ(d,"atan2")) { |
| 429 | yylval = OATAN2; |
| 430 | XTERM(FUNN); |
| 431 | } |
| 8d063cd8 |
432 | ID(d); |
| 433 | case 'b': case 'B': |
| 434 | SNARFWORD; |
| 435 | if (strEQ(d,"break")) |
| 436 | XTERM(BREAK); |
| 437 | if (strEQ(d,"BEGIN")) |
| 438 | XTERM(BEGIN); |
| 439 | ID(d); |
| 440 | case 'c': case 'C': |
| 441 | SNARFWORD; |
| 442 | if (strEQ(d,"continue")) |
| 443 | XTERM(CONTINUE); |
| a687059c |
444 | if (strEQ(d,"cos")) { |
| 445 | yylval = OCOS; |
| 446 | XTERM(FUN1); |
| 447 | } |
| 448 | if (strEQ(d,"close")) { |
| 449 | do_fancy_opens = 1; |
| 450 | yylval = OCLOSE; |
| 451 | XTERM(FUN1); |
| 452 | } |
| 453 | if (strEQ(d,"chdir")) |
| 454 | *d = toupper(*d); |
| 455 | else if (strEQ(d,"crypt")) |
| 456 | *d = toupper(*d); |
| 457 | else if (strEQ(d,"chop")) |
| 458 | *d = toupper(*d); |
| 459 | else if (strEQ(d,"chmod")) |
| 460 | *d = toupper(*d); |
| 461 | else if (strEQ(d,"chown")) |
| 462 | *d = toupper(*d); |
| 8d063cd8 |
463 | ID(d); |
| 464 | case 'd': case 'D': |
| 465 | SNARFWORD; |
| a687059c |
466 | if (strEQ(d,"do")) |
| 467 | XTERM(DO); |
| 468 | if (strEQ(d,"delete")) |
| 469 | XTERM(DELETE); |
| 470 | if (strEQ(d,"die")) |
| 471 | *d = toupper(*d); |
| 8d063cd8 |
472 | ID(d); |
| 473 | case 'e': case 'E': |
| 474 | SNARFWORD; |
| 475 | if (strEQ(d,"END")) |
| 476 | XTERM(END); |
| 477 | if (strEQ(d,"else")) |
| 478 | XTERM(ELSE); |
| 479 | if (strEQ(d,"exit")) { |
| 480 | saw_line_op = TRUE; |
| 481 | XTERM(EXIT); |
| 482 | } |
| 483 | if (strEQ(d,"exp")) { |
| 484 | yylval = OEXP; |
| 485 | XTERM(FUN1); |
| 486 | } |
| a687059c |
487 | if (strEQ(d,"elsif")) |
| 488 | *d = toupper(*d); |
| 489 | else if (strEQ(d,"eq")) |
| 490 | *d = toupper(*d); |
| 491 | else if (strEQ(d,"eval")) |
| 492 | *d = toupper(*d); |
| 493 | else if (strEQ(d,"eof")) |
| 494 | *d = toupper(*d); |
| 495 | else if (strEQ(d,"each")) |
| 496 | *d = toupper(*d); |
| 497 | else if (strEQ(d,"exec")) |
| 498 | *d = toupper(*d); |
| 8d063cd8 |
499 | ID(d); |
| 500 | case 'f': case 'F': |
| 501 | SNARFWORD; |
| 502 | if (strEQ(d,"FS")) { |
| 503 | saw_FS++; |
| 504 | if (saw_FS == 1 && in_begin) { |
| 505 | for (d = s; *d && isspace(*d); d++) ; |
| 506 | if (*d == '=') { |
| 507 | for (d++; *d && isspace(*d); d++) ; |
| 508 | if (*d == '"' && d[2] == '"') |
| 509 | const_FS = d[1]; |
| 510 | } |
| 511 | } |
| 512 | ID(tokenbuf); |
| 513 | } |
| 8d063cd8 |
514 | if (strEQ(d,"for")) |
| 515 | XTERM(FOR); |
| a687059c |
516 | else if (strEQ(d,"function")) |
| 517 | XTERM(FUNCTION); |
| 518 | if (strEQ(d,"FILENAME")) |
| 519 | d = "ARGV"; |
| 520 | if (strEQ(d,"foreach")) |
| 521 | *d = toupper(*d); |
| 522 | else if (strEQ(d,"format")) |
| 523 | *d = toupper(*d); |
| 524 | else if (strEQ(d,"fork")) |
| 525 | *d = toupper(*d); |
| 526 | else if (strEQ(d,"fh")) |
| 527 | *d = toupper(*d); |
| 8d063cd8 |
528 | ID(d); |
| 529 | case 'g': case 'G': |
| 530 | SNARFWORD; |
| 531 | if (strEQ(d,"getline")) |
| 532 | XTERM(GETLINE); |
| a687059c |
533 | if (strEQ(d,"gsub")) |
| 534 | XTERM(GSUB); |
| 535 | if (strEQ(d,"ge")) |
| 536 | *d = toupper(*d); |
| 537 | else if (strEQ(d,"gt")) |
| 538 | *d = toupper(*d); |
| 539 | else if (strEQ(d,"goto")) |
| 540 | *d = toupper(*d); |
| 541 | else if (strEQ(d,"gmtime")) |
| 542 | *d = toupper(*d); |
| 8d063cd8 |
543 | ID(d); |
| 544 | case 'h': case 'H': |
| 545 | SNARFWORD; |
| a687059c |
546 | if (strEQ(d,"hex")) |
| 547 | *d = toupper(*d); |
| 8d063cd8 |
548 | ID(d); |
| 549 | case 'i': case 'I': |
| 550 | SNARFWORD; |
| 551 | if (strEQ(d,"if")) |
| 552 | XTERM(IF); |
| 553 | if (strEQ(d,"in")) |
| 554 | XTERM(IN); |
| 555 | if (strEQ(d,"index")) { |
| 556 | set_array_base = TRUE; |
| 557 | XTERM(INDEX); |
| 558 | } |
| 559 | if (strEQ(d,"int")) { |
| 560 | yylval = OINT; |
| 561 | XTERM(FUN1); |
| 562 | } |
| 563 | ID(d); |
| 564 | case 'j': case 'J': |
| 565 | SNARFWORD; |
| a687059c |
566 | if (strEQ(d,"join")) |
| 567 | *d = toupper(*d); |
| 8d063cd8 |
568 | ID(d); |
| 569 | case 'k': case 'K': |
| 570 | SNARFWORD; |
| a687059c |
571 | if (strEQ(d,"keys")) |
| 572 | *d = toupper(*d); |
| 573 | else if (strEQ(d,"kill")) |
| 574 | *d = toupper(*d); |
| 8d063cd8 |
575 | ID(d); |
| 576 | case 'l': case 'L': |
| 577 | SNARFWORD; |
| 578 | if (strEQ(d,"length")) { |
| 579 | yylval = OLENGTH; |
| 580 | XTERM(FUN1); |
| 581 | } |
| 582 | if (strEQ(d,"log")) { |
| 583 | yylval = OLOG; |
| 584 | XTERM(FUN1); |
| 585 | } |
| a687059c |
586 | if (strEQ(d,"last")) |
| 587 | *d = toupper(*d); |
| 588 | else if (strEQ(d,"local")) |
| 589 | *d = toupper(*d); |
| 590 | else if (strEQ(d,"lt")) |
| 591 | *d = toupper(*d); |
| 592 | else if (strEQ(d,"le")) |
| 593 | *d = toupper(*d); |
| 594 | else if (strEQ(d,"locatime")) |
| 595 | *d = toupper(*d); |
| 596 | else if (strEQ(d,"link")) |
| 597 | *d = toupper(*d); |
| 8d063cd8 |
598 | ID(d); |
| 599 | case 'm': case 'M': |
| 600 | SNARFWORD; |
| a687059c |
601 | if (strEQ(d,"match")) { |
| 602 | set_array_base = TRUE; |
| 603 | XTERM(MATCH); |
| 604 | } |
| 605 | if (strEQ(d,"m")) |
| 606 | *d = toupper(*d); |
| 8d063cd8 |
607 | ID(d); |
| 608 | case 'n': case 'N': |
| 609 | SNARFWORD; |
| 610 | if (strEQ(d,"NF")) |
| 87250799 |
611 | do_chop = do_split = split_to_array = set_array_base = TRUE; |
| 8d063cd8 |
612 | if (strEQ(d,"next")) { |
| 613 | saw_line_op = TRUE; |
| 614 | XTERM(NEXT); |
| 615 | } |
| a687059c |
616 | if (strEQ(d,"ne")) |
| 617 | *d = toupper(*d); |
| 8d063cd8 |
618 | ID(d); |
| 619 | case 'o': case 'O': |
| 620 | SNARFWORD; |
| 621 | if (strEQ(d,"ORS")) { |
| 622 | saw_ORS = TRUE; |
| a687059c |
623 | d = "\\"; |
| 8d063cd8 |
624 | } |
| 625 | if (strEQ(d,"OFS")) { |
| 626 | saw_OFS = TRUE; |
| a687059c |
627 | d = ","; |
| 8d063cd8 |
628 | } |
| 629 | if (strEQ(d,"OFMT")) { |
| a687059c |
630 | d = "#"; |
| 8d063cd8 |
631 | } |
| a687059c |
632 | if (strEQ(d,"open")) |
| 633 | *d = toupper(*d); |
| 634 | else if (strEQ(d,"ord")) |
| 635 | *d = toupper(*d); |
| 636 | else if (strEQ(d,"oct")) |
| 637 | *d = toupper(*d); |
| 8d063cd8 |
638 | ID(d); |
| 639 | case 'p': case 'P': |
| 640 | SNARFWORD; |
| 641 | if (strEQ(d,"print")) { |
| 642 | XTERM(PRINT); |
| 643 | } |
| 644 | if (strEQ(d,"printf")) { |
| 645 | XTERM(PRINTF); |
| 646 | } |
| a687059c |
647 | if (strEQ(d,"push")) |
| 648 | *d = toupper(*d); |
| 649 | else if (strEQ(d,"pop")) |
| 650 | *d = toupper(*d); |
| 8d063cd8 |
651 | ID(d); |
| 652 | case 'q': case 'Q': |
| 653 | SNARFWORD; |
| 654 | ID(d); |
| 655 | case 'r': case 'R': |
| 656 | SNARFWORD; |
| 657 | if (strEQ(d,"RS")) { |
| a687059c |
658 | d = "/"; |
| 8d063cd8 |
659 | saw_RS = TRUE; |
| 660 | } |
| a687059c |
661 | if (strEQ(d,"rand")) { |
| 662 | yylval = ORAND; |
| 663 | XTERM(FUN1); |
| 664 | } |
| 665 | if (strEQ(d,"return")) |
| 666 | XTERM(RET); |
| 667 | if (strEQ(d,"reset")) |
| 668 | *d = toupper(*d); |
| 669 | else if (strEQ(d,"redo")) |
| 670 | *d = toupper(*d); |
| 671 | else if (strEQ(d,"rename")) |
| 672 | *d = toupper(*d); |
| 8d063cd8 |
673 | ID(d); |
| 674 | case 's': case 'S': |
| 675 | SNARFWORD; |
| 676 | if (strEQ(d,"split")) { |
| 677 | set_array_base = TRUE; |
| 678 | XOP(SPLIT); |
| 679 | } |
| 680 | if (strEQ(d,"substr")) { |
| 681 | set_array_base = TRUE; |
| 682 | XTERM(SUBSTR); |
| 683 | } |
| a687059c |
684 | if (strEQ(d,"sub")) |
| 685 | XTERM(SUB); |
| 8d063cd8 |
686 | if (strEQ(d,"sprintf")) |
| 687 | XTERM(SPRINTF); |
| 688 | if (strEQ(d,"sqrt")) { |
| 689 | yylval = OSQRT; |
| 690 | XTERM(FUN1); |
| 691 | } |
| a687059c |
692 | if (strEQ(d,"SUBSEP")) { |
| 693 | d = ";"; |
| 694 | } |
| 695 | if (strEQ(d,"sin")) { |
| 696 | yylval = OSIN; |
| 697 | XTERM(FUN1); |
| 698 | } |
| 699 | if (strEQ(d,"srand")) { |
| 700 | yylval = OSRAND; |
| 701 | XTERM(FUN1); |
| 702 | } |
| 703 | if (strEQ(d,"system")) { |
| 704 | yylval = OSYSTEM; |
| 705 | XTERM(FUN1); |
| 706 | } |
| 707 | if (strEQ(d,"s")) |
| 708 | *d = toupper(*d); |
| 709 | else if (strEQ(d,"shift")) |
| 710 | *d = toupper(*d); |
| 711 | else if (strEQ(d,"select")) |
| 712 | *d = toupper(*d); |
| 713 | else if (strEQ(d,"seek")) |
| 714 | *d = toupper(*d); |
| 715 | else if (strEQ(d,"stat")) |
| 716 | *d = toupper(*d); |
| 717 | else if (strEQ(d,"study")) |
| 718 | *d = toupper(*d); |
| 719 | else if (strEQ(d,"sleep")) |
| 720 | *d = toupper(*d); |
| 721 | else if (strEQ(d,"symlink")) |
| 722 | *d = toupper(*d); |
| 723 | else if (strEQ(d,"sort")) |
| 724 | *d = toupper(*d); |
| 8d063cd8 |
725 | ID(d); |
| 726 | case 't': case 'T': |
| 727 | SNARFWORD; |
| a687059c |
728 | if (strEQ(d,"tr")) |
| 729 | *d = toupper(*d); |
| 730 | else if (strEQ(d,"tell")) |
| 731 | *d = toupper(*d); |
| 732 | else if (strEQ(d,"time")) |
| 733 | *d = toupper(*d); |
| 734 | else if (strEQ(d,"times")) |
| 735 | *d = toupper(*d); |
| 8d063cd8 |
736 | ID(d); |
| 737 | case 'u': case 'U': |
| 738 | SNARFWORD; |
| a687059c |
739 | if (strEQ(d,"until")) |
| 740 | *d = toupper(*d); |
| 741 | else if (strEQ(d,"unless")) |
| 742 | *d = toupper(*d); |
| 743 | else if (strEQ(d,"umask")) |
| 744 | *d = toupper(*d); |
| 745 | else if (strEQ(d,"unshift")) |
| 746 | *d = toupper(*d); |
| 747 | else if (strEQ(d,"unlink")) |
| 748 | *d = toupper(*d); |
| 749 | else if (strEQ(d,"utime")) |
| 750 | *d = toupper(*d); |
| 8d063cd8 |
751 | ID(d); |
| 752 | case 'v': case 'V': |
| 753 | SNARFWORD; |
| a687059c |
754 | if (strEQ(d,"values")) |
| 755 | *d = toupper(*d); |
| 8d063cd8 |
756 | ID(d); |
| 757 | case 'w': case 'W': |
| 758 | SNARFWORD; |
| 759 | if (strEQ(d,"while")) |
| 760 | XTERM(WHILE); |
| a687059c |
761 | if (strEQ(d,"write")) |
| 762 | *d = toupper(*d); |
| 763 | else if (strEQ(d,"wait")) |
| 764 | *d = toupper(*d); |
| 8d063cd8 |
765 | ID(d); |
| 766 | case 'x': case 'X': |
| 767 | SNARFWORD; |
| a687059c |
768 | if (strEQ(d,"x")) |
| 769 | *d = toupper(*d); |
| 8d063cd8 |
770 | ID(d); |
| 771 | case 'y': case 'Y': |
| 772 | SNARFWORD; |
| a687059c |
773 | if (strEQ(d,"y")) |
| 774 | *d = toupper(*d); |
| 8d063cd8 |
775 | ID(d); |
| 776 | case 'z': case 'Z': |
| 777 | SNARFWORD; |
| 778 | ID(d); |
| 779 | } |
| 780 | } |
| 781 | |
| 782 | char * |
| 783 | scanpat(s) |
| 784 | register char *s; |
| 785 | { |
| 786 | register char *d; |
| 787 | |
| 788 | switch (*s++) { |
| 789 | case '/': |
| 790 | break; |
| 791 | default: |
| 792 | fatal("Search pattern not found:\n%s",str_get(linestr)); |
| 793 | } |
| 378cc40b |
794 | |
| 795 | d = tokenbuf; |
| 796 | for (; *s; s++,d++) { |
| 797 | if (*s == '\\') { |
| 798 | if (s[1] == '/') |
| 799 | *d++ = *s++; |
| 800 | else if (s[1] == '\\') |
| 801 | *d++ = *s++; |
| 802 | } |
| 803 | else if (*s == '[') { |
| 804 | *d++ = *s++; |
| 805 | do { |
| 806 | if (*s == '\\' && s[1]) |
| 807 | *d++ = *s++; |
| 808 | if (*s == '/' || (*s == '-' && s[1] == ']')) |
| 809 | *d++ = '\\'; |
| 810 | *d++ = *s++; |
| 811 | } while (*s && *s != ']'); |
| 812 | } |
| 813 | else if (*s == '/') |
| 814 | break; |
| 815 | *d = *s; |
| 816 | } |
| 817 | *d = '\0'; |
| 818 | |
| 8d063cd8 |
819 | if (!*s) |
| 820 | fatal("Search pattern not terminated:\n%s",str_get(linestr)); |
| 821 | s++; |
| 822 | yylval = string(tokenbuf,0); |
| 823 | return s; |
| 824 | } |
| 825 | |
| 826 | yyerror(s) |
| 827 | char *s; |
| 828 | { |
| 829 | fprintf(stderr,"%s in file %s at line %d\n", |
| 830 | s,filename,line); |
| 831 | } |
| 832 | |
| 833 | char * |
| 834 | scannum(s) |
| 835 | register char *s; |
| 836 | { |
| 837 | register char *d; |
| 838 | |
| 839 | switch (*s) { |
| 840 | case '1': case '2': case '3': case '4': case '5': |
| 841 | case '6': case '7': case '8': case '9': case '0' : case '.': |
| 842 | d = tokenbuf; |
| 378cc40b |
843 | while (isdigit(*s)) { |
| 8d063cd8 |
844 | *d++ = *s++; |
| 378cc40b |
845 | } |
| 846 | if (*s == '.' && index("0123456789eE",s[1])) { |
| 8d063cd8 |
847 | *d++ = *s++; |
| 378cc40b |
848 | while (isdigit(*s)) { |
| 849 | *d++ = *s++; |
| 850 | } |
| 851 | } |
| 852 | if (index("eE",*s) && index("+-0123456789",s[1])) { |
| 8d063cd8 |
853 | *d++ = *s++; |
| 378cc40b |
854 | if (*s == '+' || *s == '-') |
| 855 | *d++ = *s++; |
| 856 | while (isdigit(*s)) |
| 857 | *d++ = *s++; |
| 858 | } |
| 8d063cd8 |
859 | *d = '\0'; |
| 860 | yylval = string(tokenbuf,0); |
| 861 | break; |
| 862 | } |
| 863 | return s; |
| 864 | } |
| 865 | |
| 866 | string(ptr,len) |
| 867 | char *ptr; |
| 868 | { |
| 869 | int retval = mop; |
| 870 | |
| 871 | ops[mop++].ival = OSTRING + (1<<8); |
| 872 | if (!len) |
| 873 | len = strlen(ptr); |
| 874 | ops[mop].cval = safemalloc(len+1); |
| 875 | strncpy(ops[mop].cval,ptr,len); |
| 876 | ops[mop++].cval[len] = '\0'; |
| a687059c |
877 | if (mop >= OPSMAX) |
| 878 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
879 | return retval; |
| 880 | } |
| 881 | |
| 882 | oper0(type) |
| 883 | int type; |
| 884 | { |
| 885 | int retval = mop; |
| 886 | |
| 887 | if (type > 255) |
| 888 | fatal("type > 255 (%d)\n",type); |
| 889 | ops[mop++].ival = type; |
| a687059c |
890 | if (mop >= OPSMAX) |
| 891 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
892 | return retval; |
| 893 | } |
| 894 | |
| 895 | oper1(type,arg1) |
| 896 | int type; |
| 897 | int arg1; |
| 898 | { |
| 899 | int retval = mop; |
| 900 | |
| 901 | if (type > 255) |
| 902 | fatal("type > 255 (%d)\n",type); |
| 903 | ops[mop++].ival = type + (1<<8); |
| 904 | ops[mop++].ival = arg1; |
| a687059c |
905 | if (mop >= OPSMAX) |
| 906 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
907 | return retval; |
| 908 | } |
| 909 | |
| 910 | oper2(type,arg1,arg2) |
| 911 | int type; |
| 912 | int arg1; |
| 913 | int arg2; |
| 914 | { |
| 915 | int retval = mop; |
| 916 | |
| 917 | if (type > 255) |
| 918 | fatal("type > 255 (%d)\n",type); |
| 919 | ops[mop++].ival = type + (2<<8); |
| 920 | ops[mop++].ival = arg1; |
| 921 | ops[mop++].ival = arg2; |
| a687059c |
922 | if (mop >= OPSMAX) |
| 923 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
924 | return retval; |
| 925 | } |
| 926 | |
| 927 | oper3(type,arg1,arg2,arg3) |
| 928 | int type; |
| 929 | int arg1; |
| 930 | int arg2; |
| 931 | int arg3; |
| 932 | { |
| 933 | int retval = mop; |
| 934 | |
| 935 | if (type > 255) |
| 936 | fatal("type > 255 (%d)\n",type); |
| 937 | ops[mop++].ival = type + (3<<8); |
| 938 | ops[mop++].ival = arg1; |
| 939 | ops[mop++].ival = arg2; |
| 940 | ops[mop++].ival = arg3; |
| a687059c |
941 | if (mop >= OPSMAX) |
| 942 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
943 | return retval; |
| 944 | } |
| 945 | |
| 946 | oper4(type,arg1,arg2,arg3,arg4) |
| 947 | int type; |
| 948 | int arg1; |
| 949 | int arg2; |
| 950 | int arg3; |
| 951 | int arg4; |
| 952 | { |
| 953 | int retval = mop; |
| 954 | |
| 955 | if (type > 255) |
| 956 | fatal("type > 255 (%d)\n",type); |
| 957 | ops[mop++].ival = type + (4<<8); |
| 958 | ops[mop++].ival = arg1; |
| 959 | ops[mop++].ival = arg2; |
| 960 | ops[mop++].ival = arg3; |
| 961 | ops[mop++].ival = arg4; |
| a687059c |
962 | if (mop >= OPSMAX) |
| 963 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
964 | return retval; |
| 965 | } |
| 966 | |
| 967 | oper5(type,arg1,arg2,arg3,arg4,arg5) |
| 968 | int type; |
| 969 | int arg1; |
| 970 | int arg2; |
| 971 | int arg3; |
| 972 | int arg4; |
| 973 | int arg5; |
| 974 | { |
| 975 | int retval = mop; |
| 976 | |
| 977 | if (type > 255) |
| 978 | fatal("type > 255 (%d)\n",type); |
| 979 | ops[mop++].ival = type + (5<<8); |
| 980 | ops[mop++].ival = arg1; |
| 981 | ops[mop++].ival = arg2; |
| 982 | ops[mop++].ival = arg3; |
| 983 | ops[mop++].ival = arg4; |
| 984 | ops[mop++].ival = arg5; |
| a687059c |
985 | if (mop >= OPSMAX) |
| 986 | fatal("Recompile a2p with larger OPSMAX\n"); |
| 8d063cd8 |
987 | return retval; |
| 988 | } |
| 989 | |
| 990 | int depth = 0; |
| 991 | |
| 992 | dump(branch) |
| 993 | int branch; |
| 994 | { |
| 995 | register int type; |
| 996 | register int len; |
| 997 | register int i; |
| 998 | |
| 999 | type = ops[branch].ival; |
| 1000 | len = type >> 8; |
| 1001 | type &= 255; |
| 1002 | for (i=depth; i; i--) |
| 1003 | printf(" "); |
| 1004 | if (type == OSTRING) { |
| 1005 | printf("%-5d\"%s\"\n",branch,ops[branch+1].cval); |
| 1006 | } |
| 1007 | else { |
| 1008 | printf("(%-5d%s %d\n",branch,opname[type],len); |
| 1009 | depth++; |
| 1010 | for (i=1; i<=len; i++) |
| 1011 | dump(ops[branch+i].ival); |
| 1012 | depth--; |
| 1013 | for (i=depth; i; i--) |
| 1014 | printf(" "); |
| 1015 | printf(")\n"); |
| 1016 | } |
| 1017 | } |
| 1018 | |
| 1019 | bl(arg,maybe) |
| 1020 | int arg; |
| 1021 | int maybe; |
| 1022 | { |
| 1023 | if (!arg) |
| 1024 | return 0; |
| 1025 | else if ((ops[arg].ival & 255) != OBLOCK) |
| 1026 | return oper2(OBLOCK,arg,maybe); |
| 378cc40b |
1027 | else if ((ops[arg].ival >> 8) < 2) |
| 8d063cd8 |
1028 | return oper2(OBLOCK,ops[arg+1].ival,maybe); |
| 1029 | else |
| 1030 | return arg; |
| 1031 | } |
| 1032 | |
| 1033 | fixup(str) |
| 1034 | STR *str; |
| 1035 | { |
| 1036 | register char *s; |
| 1037 | register char *t; |
| 1038 | |
| 1039 | for (s = str->str_ptr; *s; s++) { |
| 1040 | if (*s == ';' && s[1] == ' ' && s[2] == '\n') { |
| 1041 | strcpy(s+1,s+2); |
| 1042 | s++; |
| 1043 | } |
| 1044 | else if (*s == '\n') { |
| 1045 | for (t = s+1; isspace(*t & 127); t++) ; |
| 1046 | t--; |
| 1047 | while (isspace(*t & 127) && *t != '\n') t--; |
| 1048 | if (*t == '\n' && t-s > 1) { |
| 1049 | if (s[-1] == '{') |
| 1050 | s--; |
| 1051 | strcpy(s+1,t); |
| 1052 | } |
| 1053 | s++; |
| 1054 | } |
| 1055 | } |
| 1056 | } |
| 1057 | |
| 1058 | putlines(str) |
| 1059 | STR *str; |
| 1060 | { |
| 1061 | register char *d, *s, *t, *e; |
| 1062 | register int pos, newpos; |
| 1063 | |
| 1064 | d = tokenbuf; |
| 1065 | pos = 0; |
| 1066 | for (s = str->str_ptr; *s; s++) { |
| 1067 | *d++ = *s; |
| 1068 | pos++; |
| 1069 | if (*s == '\n') { |
| 1070 | *d = '\0'; |
| 1071 | d = tokenbuf; |
| 1072 | pos = 0; |
| 1073 | putone(); |
| 1074 | } |
| 1075 | else if (*s == '\t') |
| 1076 | pos += 7; |
| 1077 | if (pos > 78) { /* split a long line? */ |
| 1078 | *d-- = '\0'; |
| 1079 | newpos = 0; |
| 1080 | for (t = tokenbuf; isspace(*t & 127); t++) { |
| 1081 | if (*t == '\t') |
| 1082 | newpos += 8; |
| 1083 | else |
| 1084 | newpos += 1; |
| 1085 | } |
| 1086 | e = d; |
| 1087 | while (d > tokenbuf && (*d != ' ' || d[-1] != ';')) |
| 1088 | d--; |
| 1089 | if (d < t+10) { |
| 1090 | d = e; |
| 1091 | while (d > tokenbuf && |
| 1092 | (*d != ' ' || d[-1] != '|' || d[-2] != '|') ) |
| 1093 | d--; |
| 1094 | } |
| 1095 | if (d < t+10) { |
| 1096 | d = e; |
| 1097 | while (d > tokenbuf && |
| 1098 | (*d != ' ' || d[-1] != '&' || d[-2] != '&') ) |
| 1099 | d--; |
| 1100 | } |
| 1101 | if (d < t+10) { |
| 1102 | d = e; |
| 1103 | while (d > tokenbuf && (*d != ' ' || d[-1] != ',')) |
| 1104 | d--; |
| 1105 | } |
| 1106 | if (d < t+10) { |
| 1107 | d = e; |
| 1108 | while (d > tokenbuf && *d != ' ') |
| 1109 | d--; |
| 1110 | } |
| 1111 | if (d > t+3) { |
| fe14fcc3 |
1112 | char save[2048]; |
| 1113 | strcpy(save, d); |
| 1114 | *d = '\n'; |
| 1115 | d[1] = '\0'; |
| 8d063cd8 |
1116 | putone(); |
| 1117 | putchar('\n'); |
| 1118 | if (d[-1] != ';' && !(newpos % 4)) { |
| 1119 | *t++ = ' '; |
| 1120 | *t++ = ' '; |
| 1121 | newpos += 2; |
| 1122 | } |
| fe14fcc3 |
1123 | strcpy(t,save+1); |
| 8d063cd8 |
1124 | newpos += strlen(t); |
| 1125 | d = t + strlen(t); |
| 1126 | pos = newpos; |
| 1127 | } |
| 1128 | else |
| 1129 | d = e + 1; |
| 1130 | } |
| 1131 | } |
| 1132 | } |
| 1133 | |
| 1134 | putone() |
| 1135 | { |
| 1136 | register char *t; |
| 1137 | |
| 1138 | for (t = tokenbuf; *t; t++) { |
| 1139 | *t &= 127; |
| 1140 | if (*t == 127) { |
| 1141 | *t = ' '; |
| 1142 | strcpy(t+strlen(t)-1, "\t#???\n"); |
| 378cc40b |
1143 | checkers++; |
| 8d063cd8 |
1144 | } |
| 1145 | } |
| 1146 | t = tokenbuf; |
| 1147 | if (*t == '#') { |
| 1148 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) |
| 1149 | return; |
| 378cc40b |
1150 | if (strnEQ(t,"#!/usr/bin/awk",14) || strnEQ(t,"#! /usr/bin/awk",15)) |
| 1151 | return; |
| 8d063cd8 |
1152 | } |
| 1153 | fputs(tokenbuf,stdout); |
| 1154 | } |
| 1155 | |
| 1156 | numary(arg) |
| 1157 | int arg; |
| 1158 | { |
| 1159 | STR *key; |
| 1160 | int dummy; |
| 1161 | |
| a687059c |
1162 | key = walk(0,0,arg,&dummy,P_MIN); |
| 8d063cd8 |
1163 | str_cat(key,"[]"); |
| 1164 | hstore(symtab,key->str_ptr,str_make("1")); |
| 1165 | str_free(key); |
| 1166 | set_array_base = TRUE; |
| 1167 | return arg; |
| 1168 | } |
| a687059c |
1169 | |
| 1170 | rememberargs(arg) |
| 1171 | int arg; |
| 1172 | { |
| 1173 | int type; |
| 1174 | STR *str; |
| 1175 | |
| 1176 | if (!arg) |
| 1177 | return arg; |
| 1178 | type = ops[arg].ival & 255; |
| 1179 | if (type == OCOMMA) { |
| 1180 | rememberargs(ops[arg+1].ival); |
| 1181 | rememberargs(ops[arg+3].ival); |
| 1182 | } |
| 1183 | else if (type == OVAR) { |
| 1184 | str = str_new(0); |
| 1185 | hstore(curarghash,ops[ops[arg+1].ival+1].cval,str); |
| 1186 | } |
| 1187 | else |
| 1188 | fatal("panic: unknown argument type %d, line %d\n",type,line); |
| 1189 | return arg; |
| 1190 | } |
| 1191 | |
| 1192 | aryrefarg(arg) |
| 1193 | int arg; |
| 1194 | { |
| 1195 | int type = ops[arg].ival & 255; |
| 1196 | STR *str; |
| 1197 | |
| 1198 | if (type != OSTRING) |
| 1199 | fatal("panic: aryrefarg %d, line %d\n",type,line); |
| 1200 | str = hfetch(curarghash,ops[arg+1].cval); |
| 1201 | if (str) |
| 1202 | str_set(str,"*"); |
| 1203 | return arg; |
| 1204 | } |
| 1205 | |
| 1206 | fixfargs(name,arg,prevargs) |
| 1207 | int name; |
| 1208 | int arg; |
| 1209 | int prevargs; |
| 1210 | { |
| 1211 | int type; |
| 1212 | STR *str; |
| 1213 | int numargs; |
| 1214 | |
| 1215 | if (!arg) |
| 1216 | return prevargs; |
| 1217 | type = ops[arg].ival & 255; |
| 1218 | if (type == OCOMMA) { |
| 1219 | numargs = fixfargs(name,ops[arg+1].ival,prevargs); |
| 1220 | numargs = fixfargs(name,ops[arg+3].ival,numargs); |
| 1221 | } |
| 1222 | else if (type == OVAR) { |
| 1223 | str = hfetch(curarghash,ops[ops[arg+1].ival+1].cval); |
| 1224 | if (strEQ(str_get(str),"*")) { |
| 1225 | char tmpbuf[128]; |
| 1226 | |
| 1227 | str_set(str,""); /* in case another routine has this */ |
| 1228 | ops[arg].ival &= ~255; |
| 1229 | ops[arg].ival |= OSTAR; |
| 1230 | sprintf(tmpbuf,"%s:%d",ops[name+1].cval,prevargs); |
| 1231 | fprintf(stderr,"Adding %s\n",tmpbuf); |
| 1232 | str = str_new(0); |
| 1233 | str_set(str,"*"); |
| 1234 | hstore(curarghash,tmpbuf,str); |
| 1235 | } |
| 1236 | numargs = prevargs + 1; |
| 1237 | } |
| 1238 | else |
| 1239 | fatal("panic: unknown argument type %d, arg %d, line %d\n", |
| 39c3038c |
1240 | type,prevargs+1,line); |
| a687059c |
1241 | return numargs; |
| 1242 | } |
| 1243 | |
| 1244 | fixrargs(name,arg,prevargs) |
| 1245 | char *name; |
| 1246 | int arg; |
| 1247 | int prevargs; |
| 1248 | { |
| 1249 | int type; |
| 1250 | STR *str; |
| 1251 | int numargs; |
| 1252 | |
| 1253 | if (!arg) |
| 1254 | return prevargs; |
| 1255 | type = ops[arg].ival & 255; |
| 1256 | if (type == OCOMMA) { |
| 1257 | numargs = fixrargs(name,ops[arg+1].ival,prevargs); |
| 1258 | numargs = fixrargs(name,ops[arg+3].ival,numargs); |
| 1259 | } |
| 1260 | else { |
| 1261 | char tmpbuf[128]; |
| 1262 | |
| 1263 | sprintf(tmpbuf,"%s:%d",name,prevargs); |
| 1264 | str = hfetch(curarghash,tmpbuf); |
| 1265 | fprintf(stderr,"Looking for %s\n",tmpbuf); |
| 1266 | if (str && strEQ(str->str_ptr,"*")) { |
| 1267 | if (type == OVAR || type == OSTAR) { |
| 1268 | ops[arg].ival &= ~255; |
| 1269 | ops[arg].ival |= OSTAR; |
| 1270 | } |
| 1271 | else |
| 1272 | fatal("Can't pass expression by reference as arg %d of %s\n", |
| 1273 | prevargs+1, name); |
| 1274 | } |
| 1275 | numargs = prevargs + 1; |
| 1276 | } |
| 1277 | return numargs; |
| 1278 | } |
| 1279 | |
projects / p5sagit/p5-mst-13.2.git / blame