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