| Commit | Line | Data |
|---|
| a559c259 |
1 | /* $Header: a2py.c,v 1.0.1.1 88/01/28 11:07:08 root Exp $ |
| 8d063cd8 |
2 | * |
| 3 | * $Log: a2py.c,v $ |
| a559c259 |
4 | * Revision 1.0.1.1 88/01/28 11:07:08 root |
| 5 | * patch8: added support for FOO=bar switches using eval. |
| 6 | * |
| 8d063cd8 |
7 | * Revision 1.0 87/12/18 17:50:33 root |
| 8 | * Initial revision |
| 9 | * |
| 10 | */ |
| 11 | |
| 12 | #include "util.h" |
| 13 | char *index(); |
| 14 | |
| 15 | char *filename; |
| 16 | |
| 17 | main(argc,argv,env) |
| 18 | register int argc; |
| 19 | register char **argv; |
| 20 | register char **env; |
| 21 | { |
| 22 | register STR *str; |
| 23 | register char *s; |
| 24 | int i; |
| 25 | STR *walk(); |
| 26 | STR *tmpstr; |
| 27 | |
| 28 | linestr = str_new(80); |
| 29 | str = str_new(0); /* first used for -I flags */ |
| 30 | for (argc--,argv++; argc; argc--,argv++) { |
| 31 | if (argv[0][0] != '-' || !argv[0][1]) |
| 32 | break; |
| 33 | reswitch: |
| 34 | switch (argv[0][1]) { |
| 35 | #ifdef DEBUGGING |
| 36 | case 'D': |
| 37 | debug = atoi(argv[0]+2); |
| 38 | #ifdef YYDEBUG |
| 39 | yydebug = (debug & 1); |
| 40 | #endif |
| 41 | break; |
| 42 | #endif |
| 43 | case '0': case '1': case '2': case '3': case '4': |
| 44 | case '5': case '6': case '7': case '8': case '9': |
| 45 | maxfld = atoi(argv[0]+1); |
| 46 | absmaxfld = TRUE; |
| 47 | break; |
| 48 | case 'F': |
| 49 | fswitch = argv[0][2]; |
| 50 | break; |
| 51 | case 'n': |
| 52 | namelist = savestr(argv[0]+2); |
| 53 | break; |
| 54 | case '-': |
| 55 | argc--,argv++; |
| 56 | goto switch_end; |
| 57 | case 0: |
| 58 | break; |
| 59 | default: |
| 60 | fatal("Unrecognized switch: %s\n",argv[0]); |
| 61 | } |
| 62 | } |
| 63 | switch_end: |
| 64 | |
| 65 | /* open script */ |
| 66 | |
| 67 | if (argv[0] == Nullch) |
| 68 | argv[0] = "-"; |
| 69 | filename = savestr(argv[0]); |
| 70 | if (strEQ(filename,"-")) |
| 71 | argv[0] = ""; |
| 72 | if (!*argv[0]) |
| 73 | rsfp = stdin; |
| 74 | else |
| 75 | rsfp = fopen(argv[0],"r"); |
| 76 | if (rsfp == Nullfp) |
| 77 | fatal("Awk script \"%s\" doesn't seem to exist.\n",filename); |
| 78 | |
| 79 | /* init tokener */ |
| 80 | |
| 81 | bufptr = str_get(linestr); |
| 82 | symtab = hnew(); |
| 83 | |
| 84 | /* now parse the report spec */ |
| 85 | |
| 86 | if (yyparse()) |
| 87 | fatal("Translation aborted due to syntax errors.\n"); |
| 88 | |
| 89 | #ifdef DEBUGGING |
| 90 | if (debug & 2) { |
| 91 | int type, len; |
| 92 | |
| 93 | for (i=1; i<mop;) { |
| 94 | type = ops[i].ival; |
| 95 | len = type >> 8; |
| 96 | type &= 255; |
| 97 | printf("%d\t%d\t%d\t%-10s",i++,type,len,opname[type]); |
| 98 | if (type == OSTRING) |
| 99 | printf("\t\"%s\"\n",ops[i].cval),i++; |
| 100 | else { |
| 101 | while (len--) { |
| 102 | printf("\t%d",ops[i].ival),i++; |
| 103 | } |
| 104 | putchar('\n'); |
| 105 | } |
| 106 | } |
| 107 | } |
| 108 | if (debug & 8) |
| 109 | dump(root); |
| 110 | #endif |
| 111 | |
| 112 | /* first pass to look for numeric variables */ |
| 113 | |
| 114 | prewalk(0,0,root,&i); |
| 115 | |
| 116 | /* second pass to produce new program */ |
| 117 | |
| 118 | tmpstr = walk(0,0,root,&i); |
| 119 | str = str_make("#!/bin/perl\n\n"); |
| a559c259 |
120 | str_cat(str, |
| 121 | "eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_]+=)(.*)/ && shift;\n"); |
| 122 | str_cat(str, |
| 123 | " # process any FOO=bar switches\n\n"); |
| 8d063cd8 |
124 | if (do_opens && opens) { |
| 125 | str_scat(str,opens); |
| 126 | str_free(opens); |
| 127 | str_cat(str,"\n"); |
| 128 | } |
| 129 | str_scat(str,tmpstr); |
| 130 | str_free(tmpstr); |
| 131 | #ifdef DEBUGGING |
| 132 | if (!(debug & 16)) |
| 133 | #endif |
| 134 | fixup(str); |
| 135 | putlines(str); |
| 136 | exit(0); |
| 137 | } |
| 138 | |
| 139 | #define RETURN(retval) return (bufptr = s,retval) |
| 140 | #define XTERM(retval) return (expectterm = TRUE,bufptr = s,retval) |
| 141 | #define XOP(retval) return (expectterm = FALSE,bufptr = s,retval) |
| 142 | #define ID(x) return (yylval=string(x,0),expectterm = FALSE,bufptr = s,VAR) |
| 143 | |
| 144 | yylex() |
| 145 | { |
| 146 | register char *s = bufptr; |
| 147 | register char *d; |
| 148 | register int tmp; |
| 149 | |
| 150 | retry: |
| 151 | #ifdef YYDEBUG |
| 152 | if (yydebug) |
| 153 | if (index(s,'\n')) |
| 154 | fprintf(stderr,"Tokener at %s",s); |
| 155 | else |
| 156 | fprintf(stderr,"Tokener at %s\n",s); |
| 157 | #endif |
| 158 | switch (*s) { |
| 159 | default: |
| 160 | fprintf(stderr, |
| 161 | "Unrecognized character %c in file %s line %d--ignoring.\n", |
| 162 | *s++,filename,line); |
| 163 | goto retry; |
| 164 | case '\\': |
| 165 | case 0: |
| 166 | s = str_get(linestr); |
| 167 | *s = '\0'; |
| 168 | if (!rsfp) |
| 169 | RETURN(0); |
| 170 | line++; |
| 171 | if ((s = str_gets(linestr, rsfp)) == Nullch) { |
| 172 | if (rsfp != stdin) |
| 173 | fclose(rsfp); |
| 174 | rsfp = Nullfp; |
| 175 | s = str_get(linestr); |
| 176 | RETURN(0); |
| 177 | } |
| 178 | goto retry; |
| 179 | case ' ': case '\t': |
| 180 | s++; |
| 181 | goto retry; |
| 182 | case '\n': |
| 183 | *s = '\0'; |
| 184 | XTERM(NEWLINE); |
| 185 | case '#': |
| 186 | yylval = string(s,0); |
| 187 | *s = '\0'; |
| 188 | XTERM(COMMENT); |
| 189 | case ';': |
| 190 | tmp = *s++; |
| 191 | if (*s == '\n') { |
| 192 | s++; |
| 193 | XTERM(SEMINEW); |
| 194 | } |
| 195 | XTERM(tmp); |
| 196 | case '(': |
| 197 | case '{': |
| 198 | case '[': |
| 199 | case ')': |
| 200 | case ']': |
| 201 | tmp = *s++; |
| 202 | XOP(tmp); |
| 203 | case 127: |
| 204 | s++; |
| 205 | XTERM('}'); |
| 206 | case '}': |
| 207 | for (d = s + 1; isspace(*d); d++) ; |
| 208 | if (!*d) |
| 209 | s = d - 1; |
| 210 | *s = 127; |
| 211 | XTERM(';'); |
| 212 | case ',': |
| 213 | tmp = *s++; |
| 214 | XTERM(tmp); |
| 215 | case '~': |
| 216 | s++; |
| 217 | XTERM(MATCHOP); |
| 218 | case '+': |
| 219 | case '-': |
| 220 | if (s[1] == *s) { |
| 221 | s++; |
| 222 | if (*s++ == '+') |
| 223 | XTERM(INCR); |
| 224 | else |
| 225 | XTERM(DECR); |
| 226 | } |
| 227 | /* FALL THROUGH */ |
| 228 | case '*': |
| 229 | case '%': |
| 230 | tmp = *s++; |
| 231 | if (*s == '=') { |
| 232 | yylval = string(s-1,2); |
| 233 | s++; |
| 234 | XTERM(ASGNOP); |
| 235 | } |
| 236 | XTERM(tmp); |
| 237 | case '&': |
| 238 | s++; |
| 239 | tmp = *s++; |
| 240 | if (tmp == '&') |
| 241 | XTERM(ANDAND); |
| 242 | s--; |
| 243 | XTERM('&'); |
| 244 | case '|': |
| 245 | s++; |
| 246 | tmp = *s++; |
| 247 | if (tmp == '|') |
| 248 | XTERM(OROR); |
| 249 | s--; |
| 250 | XTERM('|'); |
| 251 | case '=': |
| 252 | s++; |
| 253 | tmp = *s++; |
| 254 | if (tmp == '=') { |
| 255 | yylval = string("==",2); |
| 256 | XTERM(RELOP); |
| 257 | } |
| 258 | s--; |
| 259 | yylval = string("=",1); |
| 260 | XTERM(ASGNOP); |
| 261 | case '!': |
| 262 | s++; |
| 263 | tmp = *s++; |
| 264 | if (tmp == '=') { |
| 265 | yylval = string("!=",2); |
| 266 | XTERM(RELOP); |
| 267 | } |
| 268 | if (tmp == '~') { |
| 269 | yylval = string("!~",2); |
| 270 | XTERM(MATCHOP); |
| 271 | } |
| 272 | s--; |
| 273 | XTERM(NOT); |
| 274 | case '<': |
| 275 | s++; |
| 276 | tmp = *s++; |
| 277 | if (tmp == '=') { |
| 278 | yylval = string("<=",2); |
| 279 | XTERM(RELOP); |
| 280 | } |
| 281 | s--; |
| 282 | yylval = string("<",1); |
| 283 | XTERM(RELOP); |
| 284 | case '>': |
| 285 | s++; |
| 286 | tmp = *s++; |
| 287 | if (tmp == '=') { |
| 288 | yylval = string(">=",2); |
| 289 | XTERM(RELOP); |
| 290 | } |
| 291 | s--; |
| 292 | yylval = string(">",1); |
| 293 | XTERM(RELOP); |
| 294 | |
| 295 | #define SNARFWORD \ |
| 296 | d = tokenbuf; \ |
| 297 | while (isalpha(*s) || isdigit(*s) || *s == '_') \ |
| 298 | *d++ = *s++; \ |
| 299 | *d = '\0'; \ |
| 300 | d = tokenbuf; |
| 301 | |
| 302 | case '$': |
| 303 | s++; |
| 304 | if (*s == '0') { |
| 305 | s++; |
| 306 | do_chop = TRUE; |
| 307 | need_entire = TRUE; |
| 308 | ID("0"); |
| 309 | } |
| 310 | do_split = TRUE; |
| 311 | if (isdigit(*s)) { |
| 312 | for (d = s; isdigit(*s); s++) ; |
| 313 | yylval = string(d,s-d); |
| 314 | tmp = atoi(d); |
| 315 | if (tmp > maxfld) |
| 316 | maxfld = tmp; |
| 317 | XOP(FIELD); |
| 318 | } |
| 319 | split_to_array = set_array_base = TRUE; |
| 320 | XOP(VFIELD); |
| 321 | |
| 322 | case '/': /* may either be division or pattern */ |
| 323 | if (expectterm) { |
| 324 | s = scanpat(s); |
| 325 | XTERM(REGEX); |
| 326 | } |
| 327 | tmp = *s++; |
| 328 | if (*s == '=') { |
| 329 | yylval = string("/=",2); |
| 330 | s++; |
| 331 | XTERM(ASGNOP); |
| 332 | } |
| 333 | XTERM(tmp); |
| 334 | |
| 335 | case '0': case '1': case '2': case '3': case '4': |
| 336 | case '5': case '6': case '7': case '8': case '9': |
| 337 | s = scannum(s); |
| 338 | XOP(NUMBER); |
| 339 | case '"': |
| 340 | s++; |
| 341 | s = cpy2(tokenbuf,s,s[-1]); |
| 342 | if (!*s) |
| 343 | fatal("String not terminated:\n%s",str_get(linestr)); |
| 344 | s++; |
| 345 | yylval = string(tokenbuf,0); |
| 346 | XOP(STRING); |
| 347 | |
| 348 | case 'a': case 'A': |
| 349 | SNARFWORD; |
| 350 | ID(d); |
| 351 | case 'b': case 'B': |
| 352 | SNARFWORD; |
| 353 | if (strEQ(d,"break")) |
| 354 | XTERM(BREAK); |
| 355 | if (strEQ(d,"BEGIN")) |
| 356 | XTERM(BEGIN); |
| 357 | ID(d); |
| 358 | case 'c': case 'C': |
| 359 | SNARFWORD; |
| 360 | if (strEQ(d,"continue")) |
| 361 | XTERM(CONTINUE); |
| 362 | ID(d); |
| 363 | case 'd': case 'D': |
| 364 | SNARFWORD; |
| 365 | ID(d); |
| 366 | case 'e': case 'E': |
| 367 | SNARFWORD; |
| 368 | if (strEQ(d,"END")) |
| 369 | XTERM(END); |
| 370 | if (strEQ(d,"else")) |
| 371 | XTERM(ELSE); |
| 372 | if (strEQ(d,"exit")) { |
| 373 | saw_line_op = TRUE; |
| 374 | XTERM(EXIT); |
| 375 | } |
| 376 | if (strEQ(d,"exp")) { |
| 377 | yylval = OEXP; |
| 378 | XTERM(FUN1); |
| 379 | } |
| 380 | ID(d); |
| 381 | case 'f': case 'F': |
| 382 | SNARFWORD; |
| 383 | if (strEQ(d,"FS")) { |
| 384 | saw_FS++; |
| 385 | if (saw_FS == 1 && in_begin) { |
| 386 | for (d = s; *d && isspace(*d); d++) ; |
| 387 | if (*d == '=') { |
| 388 | for (d++; *d && isspace(*d); d++) ; |
| 389 | if (*d == '"' && d[2] == '"') |
| 390 | const_FS = d[1]; |
| 391 | } |
| 392 | } |
| 393 | ID(tokenbuf); |
| 394 | } |
| 395 | if (strEQ(d,"FILENAME")) |
| 396 | d = "ARGV"; |
| 397 | if (strEQ(d,"for")) |
| 398 | XTERM(FOR); |
| 399 | ID(d); |
| 400 | case 'g': case 'G': |
| 401 | SNARFWORD; |
| 402 | if (strEQ(d,"getline")) |
| 403 | XTERM(GETLINE); |
| 404 | ID(d); |
| 405 | case 'h': case 'H': |
| 406 | SNARFWORD; |
| 407 | ID(d); |
| 408 | case 'i': case 'I': |
| 409 | SNARFWORD; |
| 410 | if (strEQ(d,"if")) |
| 411 | XTERM(IF); |
| 412 | if (strEQ(d,"in")) |
| 413 | XTERM(IN); |
| 414 | if (strEQ(d,"index")) { |
| 415 | set_array_base = TRUE; |
| 416 | XTERM(INDEX); |
| 417 | } |
| 418 | if (strEQ(d,"int")) { |
| 419 | yylval = OINT; |
| 420 | XTERM(FUN1); |
| 421 | } |
| 422 | ID(d); |
| 423 | case 'j': case 'J': |
| 424 | SNARFWORD; |
| 425 | ID(d); |
| 426 | case 'k': case 'K': |
| 427 | SNARFWORD; |
| 428 | ID(d); |
| 429 | case 'l': case 'L': |
| 430 | SNARFWORD; |
| 431 | if (strEQ(d,"length")) { |
| 432 | yylval = OLENGTH; |
| 433 | XTERM(FUN1); |
| 434 | } |
| 435 | if (strEQ(d,"log")) { |
| 436 | yylval = OLOG; |
| 437 | XTERM(FUN1); |
| 438 | } |
| 439 | ID(d); |
| 440 | case 'm': case 'M': |
| 441 | SNARFWORD; |
| 442 | ID(d); |
| 443 | case 'n': case 'N': |
| 444 | SNARFWORD; |
| 445 | if (strEQ(d,"NF")) |
| 446 | do_split = split_to_array = set_array_base = TRUE; |
| 447 | if (strEQ(d,"next")) { |
| 448 | saw_line_op = TRUE; |
| 449 | XTERM(NEXT); |
| 450 | } |
| 451 | ID(d); |
| 452 | case 'o': case 'O': |
| 453 | SNARFWORD; |
| 454 | if (strEQ(d,"ORS")) { |
| 455 | saw_ORS = TRUE; |
| 456 | d = "$\\"; |
| 457 | } |
| 458 | if (strEQ(d,"OFS")) { |
| 459 | saw_OFS = TRUE; |
| 460 | d = "$,"; |
| 461 | } |
| 462 | if (strEQ(d,"OFMT")) { |
| 463 | d = "$#"; |
| 464 | } |
| 465 | ID(d); |
| 466 | case 'p': case 'P': |
| 467 | SNARFWORD; |
| 468 | if (strEQ(d,"print")) { |
| 469 | XTERM(PRINT); |
| 470 | } |
| 471 | if (strEQ(d,"printf")) { |
| 472 | XTERM(PRINTF); |
| 473 | } |
| 474 | ID(d); |
| 475 | case 'q': case 'Q': |
| 476 | SNARFWORD; |
| 477 | ID(d); |
| 478 | case 'r': case 'R': |
| 479 | SNARFWORD; |
| 480 | if (strEQ(d,"RS")) { |
| 481 | d = "$/"; |
| 482 | saw_RS = TRUE; |
| 483 | } |
| 484 | ID(d); |
| 485 | case 's': case 'S': |
| 486 | SNARFWORD; |
| 487 | if (strEQ(d,"split")) { |
| 488 | set_array_base = TRUE; |
| 489 | XOP(SPLIT); |
| 490 | } |
| 491 | if (strEQ(d,"substr")) { |
| 492 | set_array_base = TRUE; |
| 493 | XTERM(SUBSTR); |
| 494 | } |
| 495 | if (strEQ(d,"sprintf")) |
| 496 | XTERM(SPRINTF); |
| 497 | if (strEQ(d,"sqrt")) { |
| 498 | yylval = OSQRT; |
| 499 | XTERM(FUN1); |
| 500 | } |
| 501 | ID(d); |
| 502 | case 't': case 'T': |
| 503 | SNARFWORD; |
| 504 | ID(d); |
| 505 | case 'u': case 'U': |
| 506 | SNARFWORD; |
| 507 | ID(d); |
| 508 | case 'v': case 'V': |
| 509 | SNARFWORD; |
| 510 | ID(d); |
| 511 | case 'w': case 'W': |
| 512 | SNARFWORD; |
| 513 | if (strEQ(d,"while")) |
| 514 | XTERM(WHILE); |
| 515 | ID(d); |
| 516 | case 'x': case 'X': |
| 517 | SNARFWORD; |
| 518 | ID(d); |
| 519 | case 'y': case 'Y': |
| 520 | SNARFWORD; |
| 521 | ID(d); |
| 522 | case 'z': case 'Z': |
| 523 | SNARFWORD; |
| 524 | ID(d); |
| 525 | } |
| 526 | } |
| 527 | |
| 528 | char * |
| 529 | scanpat(s) |
| 530 | register char *s; |
| 531 | { |
| 532 | register char *d; |
| 533 | |
| 534 | switch (*s++) { |
| 535 | case '/': |
| 536 | break; |
| 537 | default: |
| 538 | fatal("Search pattern not found:\n%s",str_get(linestr)); |
| 539 | } |
| 540 | s = cpytill(tokenbuf,s,s[-1]); |
| 541 | if (!*s) |
| 542 | fatal("Search pattern not terminated:\n%s",str_get(linestr)); |
| 543 | s++; |
| 544 | yylval = string(tokenbuf,0); |
| 545 | return s; |
| 546 | } |
| 547 | |
| 548 | yyerror(s) |
| 549 | char *s; |
| 550 | { |
| 551 | fprintf(stderr,"%s in file %s at line %d\n", |
| 552 | s,filename,line); |
| 553 | } |
| 554 | |
| 555 | char * |
| 556 | scannum(s) |
| 557 | register char *s; |
| 558 | { |
| 559 | register char *d; |
| 560 | |
| 561 | switch (*s) { |
| 562 | case '1': case '2': case '3': case '4': case '5': |
| 563 | case '6': case '7': case '8': case '9': case '0' : case '.': |
| 564 | d = tokenbuf; |
| 565 | while (isdigit(*s) || *s == '_') |
| 566 | *d++ = *s++; |
| 567 | if (*s == '.' && index("0123456789eE",s[1])) |
| 568 | *d++ = *s++; |
| 569 | while (isdigit(*s) || *s == '_') |
| 570 | *d++ = *s++; |
| 571 | if (index("eE",*s) && index("+-0123456789",s[1])) |
| 572 | *d++ = *s++; |
| 573 | if (*s == '+' || *s == '-') |
| 574 | *d++ = *s++; |
| 575 | while (isdigit(*s)) |
| 576 | *d++ = *s++; |
| 577 | *d = '\0'; |
| 578 | yylval = string(tokenbuf,0); |
| 579 | break; |
| 580 | } |
| 581 | return s; |
| 582 | } |
| 583 | |
| 584 | string(ptr,len) |
| 585 | char *ptr; |
| 586 | { |
| 587 | int retval = mop; |
| 588 | |
| 589 | ops[mop++].ival = OSTRING + (1<<8); |
| 590 | if (!len) |
| 591 | len = strlen(ptr); |
| 592 | ops[mop].cval = safemalloc(len+1); |
| 593 | strncpy(ops[mop].cval,ptr,len); |
| 594 | ops[mop++].cval[len] = '\0'; |
| 595 | return retval; |
| 596 | } |
| 597 | |
| 598 | oper0(type) |
| 599 | int type; |
| 600 | { |
| 601 | int retval = mop; |
| 602 | |
| 603 | if (type > 255) |
| 604 | fatal("type > 255 (%d)\n",type); |
| 605 | ops[mop++].ival = type; |
| 606 | return retval; |
| 607 | } |
| 608 | |
| 609 | oper1(type,arg1) |
| 610 | int type; |
| 611 | int arg1; |
| 612 | { |
| 613 | int retval = mop; |
| 614 | |
| 615 | if (type > 255) |
| 616 | fatal("type > 255 (%d)\n",type); |
| 617 | ops[mop++].ival = type + (1<<8); |
| 618 | ops[mop++].ival = arg1; |
| 619 | return retval; |
| 620 | } |
| 621 | |
| 622 | oper2(type,arg1,arg2) |
| 623 | int type; |
| 624 | int arg1; |
| 625 | int arg2; |
| 626 | { |
| 627 | int retval = mop; |
| 628 | |
| 629 | if (type > 255) |
| 630 | fatal("type > 255 (%d)\n",type); |
| 631 | ops[mop++].ival = type + (2<<8); |
| 632 | ops[mop++].ival = arg1; |
| 633 | ops[mop++].ival = arg2; |
| 634 | return retval; |
| 635 | } |
| 636 | |
| 637 | oper3(type,arg1,arg2,arg3) |
| 638 | int type; |
| 639 | int arg1; |
| 640 | int arg2; |
| 641 | int arg3; |
| 642 | { |
| 643 | int retval = mop; |
| 644 | |
| 645 | if (type > 255) |
| 646 | fatal("type > 255 (%d)\n",type); |
| 647 | ops[mop++].ival = type + (3<<8); |
| 648 | ops[mop++].ival = arg1; |
| 649 | ops[mop++].ival = arg2; |
| 650 | ops[mop++].ival = arg3; |
| 651 | return retval; |
| 652 | } |
| 653 | |
| 654 | oper4(type,arg1,arg2,arg3,arg4) |
| 655 | int type; |
| 656 | int arg1; |
| 657 | int arg2; |
| 658 | int arg3; |
| 659 | int arg4; |
| 660 | { |
| 661 | int retval = mop; |
| 662 | |
| 663 | if (type > 255) |
| 664 | fatal("type > 255 (%d)\n",type); |
| 665 | ops[mop++].ival = type + (4<<8); |
| 666 | ops[mop++].ival = arg1; |
| 667 | ops[mop++].ival = arg2; |
| 668 | ops[mop++].ival = arg3; |
| 669 | ops[mop++].ival = arg4; |
| 670 | return retval; |
| 671 | } |
| 672 | |
| 673 | oper5(type,arg1,arg2,arg3,arg4,arg5) |
| 674 | int type; |
| 675 | int arg1; |
| 676 | int arg2; |
| 677 | int arg3; |
| 678 | int arg4; |
| 679 | int arg5; |
| 680 | { |
| 681 | int retval = mop; |
| 682 | |
| 683 | if (type > 255) |
| 684 | fatal("type > 255 (%d)\n",type); |
| 685 | ops[mop++].ival = type + (5<<8); |
| 686 | ops[mop++].ival = arg1; |
| 687 | ops[mop++].ival = arg2; |
| 688 | ops[mop++].ival = arg3; |
| 689 | ops[mop++].ival = arg4; |
| 690 | ops[mop++].ival = arg5; |
| 691 | return retval; |
| 692 | } |
| 693 | |
| 694 | int depth = 0; |
| 695 | |
| 696 | dump(branch) |
| 697 | int branch; |
| 698 | { |
| 699 | register int type; |
| 700 | register int len; |
| 701 | register int i; |
| 702 | |
| 703 | type = ops[branch].ival; |
| 704 | len = type >> 8; |
| 705 | type &= 255; |
| 706 | for (i=depth; i; i--) |
| 707 | printf(" "); |
| 708 | if (type == OSTRING) { |
| 709 | printf("%-5d\"%s\"\n",branch,ops[branch+1].cval); |
| 710 | } |
| 711 | else { |
| 712 | printf("(%-5d%s %d\n",branch,opname[type],len); |
| 713 | depth++; |
| 714 | for (i=1; i<=len; i++) |
| 715 | dump(ops[branch+i].ival); |
| 716 | depth--; |
| 717 | for (i=depth; i; i--) |
| 718 | printf(" "); |
| 719 | printf(")\n"); |
| 720 | } |
| 721 | } |
| 722 | |
| 723 | bl(arg,maybe) |
| 724 | int arg; |
| 725 | int maybe; |
| 726 | { |
| 727 | if (!arg) |
| 728 | return 0; |
| 729 | else if ((ops[arg].ival & 255) != OBLOCK) |
| 730 | return oper2(OBLOCK,arg,maybe); |
| 731 | else if ((ops[arg].ival >> 8) != 2) |
| 732 | return oper2(OBLOCK,ops[arg+1].ival,maybe); |
| 733 | else |
| 734 | return arg; |
| 735 | } |
| 736 | |
| 737 | fixup(str) |
| 738 | STR *str; |
| 739 | { |
| 740 | register char *s; |
| 741 | register char *t; |
| 742 | |
| 743 | for (s = str->str_ptr; *s; s++) { |
| 744 | if (*s == ';' && s[1] == ' ' && s[2] == '\n') { |
| 745 | strcpy(s+1,s+2); |
| 746 | s++; |
| 747 | } |
| 748 | else if (*s == '\n') { |
| 749 | for (t = s+1; isspace(*t & 127); t++) ; |
| 750 | t--; |
| 751 | while (isspace(*t & 127) && *t != '\n') t--; |
| 752 | if (*t == '\n' && t-s > 1) { |
| 753 | if (s[-1] == '{') |
| 754 | s--; |
| 755 | strcpy(s+1,t); |
| 756 | } |
| 757 | s++; |
| 758 | } |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | putlines(str) |
| 763 | STR *str; |
| 764 | { |
| 765 | register char *d, *s, *t, *e; |
| 766 | register int pos, newpos; |
| 767 | |
| 768 | d = tokenbuf; |
| 769 | pos = 0; |
| 770 | for (s = str->str_ptr; *s; s++) { |
| 771 | *d++ = *s; |
| 772 | pos++; |
| 773 | if (*s == '\n') { |
| 774 | *d = '\0'; |
| 775 | d = tokenbuf; |
| 776 | pos = 0; |
| 777 | putone(); |
| 778 | } |
| 779 | else if (*s == '\t') |
| 780 | pos += 7; |
| 781 | if (pos > 78) { /* split a long line? */ |
| 782 | *d-- = '\0'; |
| 783 | newpos = 0; |
| 784 | for (t = tokenbuf; isspace(*t & 127); t++) { |
| 785 | if (*t == '\t') |
| 786 | newpos += 8; |
| 787 | else |
| 788 | newpos += 1; |
| 789 | } |
| 790 | e = d; |
| 791 | while (d > tokenbuf && (*d != ' ' || d[-1] != ';')) |
| 792 | d--; |
| 793 | if (d < t+10) { |
| 794 | d = e; |
| 795 | while (d > tokenbuf && |
| 796 | (*d != ' ' || d[-1] != '|' || d[-2] != '|') ) |
| 797 | d--; |
| 798 | } |
| 799 | if (d < t+10) { |
| 800 | d = e; |
| 801 | while (d > tokenbuf && |
| 802 | (*d != ' ' || d[-1] != '&' || d[-2] != '&') ) |
| 803 | d--; |
| 804 | } |
| 805 | if (d < t+10) { |
| 806 | d = e; |
| 807 | while (d > tokenbuf && (*d != ' ' || d[-1] != ',')) |
| 808 | d--; |
| 809 | } |
| 810 | if (d < t+10) { |
| 811 | d = e; |
| 812 | while (d > tokenbuf && *d != ' ') |
| 813 | d--; |
| 814 | } |
| 815 | if (d > t+3) { |
| 816 | *d = '\0'; |
| 817 | putone(); |
| 818 | putchar('\n'); |
| 819 | if (d[-1] != ';' && !(newpos % 4)) { |
| 820 | *t++ = ' '; |
| 821 | *t++ = ' '; |
| 822 | newpos += 2; |
| 823 | } |
| 824 | strcpy(t,d+1); |
| 825 | newpos += strlen(t); |
| 826 | d = t + strlen(t); |
| 827 | pos = newpos; |
| 828 | } |
| 829 | else |
| 830 | d = e + 1; |
| 831 | } |
| 832 | } |
| 833 | } |
| 834 | |
| 835 | putone() |
| 836 | { |
| 837 | register char *t; |
| 838 | |
| 839 | for (t = tokenbuf; *t; t++) { |
| 840 | *t &= 127; |
| 841 | if (*t == 127) { |
| 842 | *t = ' '; |
| 843 | strcpy(t+strlen(t)-1, "\t#???\n"); |
| 844 | } |
| 845 | } |
| 846 | t = tokenbuf; |
| 847 | if (*t == '#') { |
| 848 | if (strnEQ(t,"#!/bin/awk",10) || strnEQ(t,"#! /bin/awk",11)) |
| 849 | return; |
| 850 | } |
| 851 | fputs(tokenbuf,stdout); |
| 852 | } |
| 853 | |
| 854 | numary(arg) |
| 855 | int arg; |
| 856 | { |
| 857 | STR *key; |
| 858 | int dummy; |
| 859 | |
| 860 | key = walk(0,0,arg,&dummy); |
| 861 | str_cat(key,"[]"); |
| 862 | hstore(symtab,key->str_ptr,str_make("1")); |
| 863 | str_free(key); |
| 864 | set_array_base = TRUE; |
| 865 | return arg; |
| 866 | } |
projects / p5sagit/p5-mst-13.2.git / blame