| 1 | #include <ctype.h> |
| 2 | #include <stdio.h> |
| 3 | #include <sys/types.h> |
| 4 | #include <sys/stat.h> |
| 5 | |
| 6 | #define boolean int |
| 7 | #define TRUE 1 |
| 8 | #define FALSE 0 |
| 9 | #define NIL 0 |
| 10 | #define STANDARD 0 |
| 11 | #define ALTERNATE 1 |
| 12 | |
| 13 | /* |
| 14 | * Vfontedpr. |
| 15 | * |
| 16 | * Dave Presotto 1/12/81 (adapted from an earlier version by Bill Joy) |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | #define STRLEN 10 /* length of strings introducing things */ |
| 21 | #define PNAMELEN 40 /* length of a function/procedure name */ |
| 22 | #define PSMAX 20 /* size of procedure name stacking */ |
| 23 | |
| 24 | /* regular expression routines */ |
| 25 | |
| 26 | char *expmatch(); /* match a string to an expression */ |
| 27 | char *STRNCMP(); /* a different kindof strncmp */ |
| 28 | char *convexp(); /* convert expression to internal form */ |
| 29 | |
| 30 | boolean isproc(); |
| 31 | |
| 32 | |
| 33 | char *ctime(); |
| 34 | |
| 35 | /* |
| 36 | * The state variables |
| 37 | */ |
| 38 | |
| 39 | boolean incomm; /* in a comment of the primary type */ |
| 40 | boolean instr; /* in a string constant */ |
| 41 | boolean inchr; /* in a string constant */ |
| 42 | boolean nokeyw = FALSE; /* no keywords being flagged */ |
| 43 | boolean index = FALSE; /* form an index */ |
| 44 | boolean filter = FALSE; /* act as a filter (like eqn) */ |
| 45 | boolean pass = FALSE; /* when acting as a filter, pass indicates |
| 46 | * whether we are currently processing |
| 47 | * input. |
| 48 | */ |
| 49 | boolean prccont; /* continue last procedure */ |
| 50 | int comtype; /* type of comment */ |
| 51 | int margin; |
| 52 | int psptr; /* the stack index of the current procedure */ |
| 53 | char pstack[PSMAX][PNAMELEN+1]; /* the procedure name stack */ |
| 54 | int plstack[PSMAX]; /* the procedure nesting level stack */ |
| 55 | int blklevel; /* current nesting level */ |
| 56 | char *defsfile = "/usr/lib/vgrindefs"; /* name of language definitions file */ |
| 57 | char pname[BUFSIZ+1]; |
| 58 | |
| 59 | /* |
| 60 | * The language specific globals |
| 61 | */ |
| 62 | |
| 63 | char *language = "c"; /* the language indicator */ |
| 64 | char *l_keywds[BUFSIZ/2]; /* keyword table address */ |
| 65 | char *l_prcbeg; /* regular expr for procedure begin */ |
| 66 | char *l_combeg; /* string introducing a comment */ |
| 67 | char *l_comend; /* string ending a comment */ |
| 68 | char *l_acmbeg; /* string introducing a comment */ |
| 69 | char *l_acmend; /* string ending a comment */ |
| 70 | char *l_blkbeg; /* string begining of a block */ |
| 71 | char *l_blkend; /* string ending a block */ |
| 72 | char *l_strbeg; /* delimiter for string constant */ |
| 73 | char *l_strend; /* delimiter for string constant */ |
| 74 | char *l_chrbeg; /* delimiter for character constant */ |
| 75 | char *l_chrend; /* delimiter for character constant */ |
| 76 | char l_escape; /* character used to escape characters */ |
| 77 | boolean l_toplex; /* procedures only defined at top lex level */ |
| 78 | |
| 79 | /* |
| 80 | * global variables also used by expmatch |
| 81 | */ |
| 82 | boolean _escaped; /* if last character was an escape */ |
| 83 | char *_start; /* start of the current string */ |
| 84 | boolean l_onecase; /* upper and lower case are equivalent */ |
| 85 | |
| 86 | #define ps(x) printf("%s", x) |
| 87 | |
| 88 | main(argc, argv) |
| 89 | int argc; |
| 90 | char *argv[]; |
| 91 | { |
| 92 | int lineno; |
| 93 | char *fname = ""; |
| 94 | char *ptr; |
| 95 | struct stat stbuf; |
| 96 | char buf[BUFSIZ]; |
| 97 | char strings[2 * BUFSIZ]; |
| 98 | char defs[2 * BUFSIZ]; |
| 99 | int needbp = 0; |
| 100 | |
| 101 | argc--, argv++; |
| 102 | do { |
| 103 | char *cp; |
| 104 | int i; |
| 105 | |
| 106 | if (argc > 0) { |
| 107 | if (!strcmp(argv[0], "-h")) { |
| 108 | if (argc == 1) { |
| 109 | printf("'ds =H\n"); |
| 110 | argc = 0; |
| 111 | goto rest; |
| 112 | } |
| 113 | printf("'ds =H %s\n", argv[1]); |
| 114 | argc--, argv++; |
| 115 | argc--, argv++; |
| 116 | if (argc > 0) |
| 117 | continue; |
| 118 | goto rest; |
| 119 | } |
| 120 | |
| 121 | /* act as a filter like eqn */ |
| 122 | if (!strcmp(argv[0], "-f")) { |
| 123 | filter++; |
| 124 | argv[0] = argv[argc-1]; |
| 125 | argv[argc-1] = "-"; |
| 126 | continue; |
| 127 | } |
| 128 | |
| 129 | /* take input from the standard place */ |
| 130 | if (!strcmp(argv[0], "-")) { |
| 131 | argc = 0; |
| 132 | goto rest; |
| 133 | } |
| 134 | |
| 135 | /* build an index */ |
| 136 | if (!strcmp(argv[0], "-x")) { |
| 137 | index++; |
| 138 | argv[0] = "-n"; |
| 139 | } |
| 140 | |
| 141 | /* indicate no keywords */ |
| 142 | if (!strcmp(argv[0], "-n")) { |
| 143 | nokeyw++; |
| 144 | argc--, argv++; |
| 145 | continue; |
| 146 | } |
| 147 | |
| 148 | /* specify the font size */ |
| 149 | if (!strncmp(argv[0], "-s", 2)) { |
| 150 | i = 0; |
| 151 | cp = argv[0] + 2; |
| 152 | while (*cp) |
| 153 | i = i * 10 + (*cp++ - '0'); |
| 154 | printf("'ps %d\n'vs %d\n", i, i+1); |
| 155 | argc--, argv++; |
| 156 | continue; |
| 157 | } |
| 158 | |
| 159 | /* specify the language */ |
| 160 | if (!strncmp(argv[0], "-l", 2)) { |
| 161 | language = argv[0]+2; |
| 162 | argc--, argv++; |
| 163 | continue; |
| 164 | } |
| 165 | |
| 166 | /* specify the language description file */ |
| 167 | if (!strncmp(argv[0], "-d", 2)) { |
| 168 | defsfile = argv[1]; |
| 169 | argc--, argv++; |
| 170 | argc--, argv++; |
| 171 | continue; |
| 172 | } |
| 173 | |
| 174 | /* open the file for input */ |
| 175 | if (freopen(argv[0], "r", stdin) == NULL) { |
| 176 | perror(argv[0]); |
| 177 | exit(1); |
| 178 | } |
| 179 | if (index) |
| 180 | printf("'ta 4i 4.25i 5.5iR\n'in .5i\n"); |
| 181 | fname = argv[0]; |
| 182 | argc--, argv++; |
| 183 | } |
| 184 | rest: |
| 185 | |
| 186 | /* |
| 187 | * get the language definition from the defs file |
| 188 | */ |
| 189 | i = tgetent (defs, language, defsfile); |
| 190 | if (i == 0) { |
| 191 | fprintf (stderr, "no entry for language %s\n", language); |
| 192 | exit (0); |
| 193 | } else if (i < 0) { |
| 194 | fprintf (stderr, "cannot find vgrindefs file %s\n", defsfile); |
| 195 | exit (0); |
| 196 | } |
| 197 | cp = strings; |
| 198 | if (tgetstr ("kw", &cp) == NIL) |
| 199 | nokeyw = TRUE; |
| 200 | else { |
| 201 | char **cpp; |
| 202 | |
| 203 | cpp = l_keywds; |
| 204 | cp = strings; |
| 205 | while (*cp) { |
| 206 | while (*cp == ' ' || *cp =='\t') |
| 207 | *cp++ = NULL; |
| 208 | if (*cp) |
| 209 | *cpp++ = cp; |
| 210 | while (*cp != ' ' && *cp != '\t' && *cp) |
| 211 | cp++; |
| 212 | } |
| 213 | *cpp = NIL; |
| 214 | } |
| 215 | cp = buf; |
| 216 | l_prcbeg = convexp (tgetstr ("pb", &cp)); |
| 217 | cp = buf; |
| 218 | l_combeg = convexp (tgetstr ("cb", &cp)); |
| 219 | cp = buf; |
| 220 | l_comend = convexp (tgetstr ("ce", &cp)); |
| 221 | cp = buf; |
| 222 | l_acmbeg = convexp (tgetstr ("ab", &cp)); |
| 223 | cp = buf; |
| 224 | l_acmend = convexp (tgetstr ("ae", &cp)); |
| 225 | cp = buf; |
| 226 | l_strbeg = convexp (tgetstr ("sb", &cp)); |
| 227 | cp = buf; |
| 228 | l_strend = convexp (tgetstr ("se", &cp)); |
| 229 | cp = buf; |
| 230 | l_blkbeg = convexp (tgetstr ("bb", &cp)); |
| 231 | cp = buf; |
| 232 | l_blkend = convexp (tgetstr ("be", &cp)); |
| 233 | cp = buf; |
| 234 | l_chrbeg = convexp (tgetstr ("lb", &cp)); |
| 235 | cp = buf; |
| 236 | l_chrend = convexp (tgetstr ("le", &cp)); |
| 237 | l_escape = '\\'; |
| 238 | l_onecase = tgetflag ("oc"); |
| 239 | l_toplex = tgetflag ("tl"); |
| 240 | |
| 241 | /* initialize the program */ |
| 242 | |
| 243 | incomm = FALSE; |
| 244 | instr = FALSE; |
| 245 | inchr = FALSE; |
| 246 | _escaped = FALSE; |
| 247 | blklevel = 0; |
| 248 | for (psptr=0; psptr<PSMAX; psptr++) { |
| 249 | pstack[psptr][0] = NULL; |
| 250 | plstack[psptr] = 0; |
| 251 | } |
| 252 | psptr = -1; |
| 253 | ps("'-F\n"); |
| 254 | if (!filter) { |
| 255 | printf(".ds =F %s\n", fname); |
| 256 | fstat(fileno(stdin), &stbuf); |
| 257 | cp = ctime(&stbuf.st_mtime); |
| 258 | cp[16] = '\0'; |
| 259 | cp[24] = '\0'; |
| 260 | printf(".ds =M %s %s\n", cp+4, cp+20); |
| 261 | ps("'wh 0 vH\n"); |
| 262 | ps("'wh -1i vF\n"); |
| 263 | } |
| 264 | if (needbp) { |
| 265 | needbp = 0; |
| 266 | printf(".()\n"); |
| 267 | printf(".bp\n"); |
| 268 | } |
| 269 | |
| 270 | /* |
| 271 | * MAIN LOOP!!! |
| 272 | */ |
| 273 | while (fgets(buf, sizeof buf, stdin) != NULL) { |
| 274 | if (buf[0] == '\f') { |
| 275 | printf(".bp\n"); |
| 276 | } |
| 277 | if (buf[0] == '.') { |
| 278 | printf("%s", buf); |
| 279 | if (!strncmp (buf+1, "vS", 2)) |
| 280 | pass = TRUE; |
| 281 | if (!strncmp (buf+1, "vE", 2)) |
| 282 | pass = FALSE; |
| 283 | continue; |
| 284 | } |
| 285 | prccont = FALSE; |
| 286 | if (!filter || pass) |
| 287 | putScp(buf); |
| 288 | else |
| 289 | printf("%s", buf); |
| 290 | if (prccont && (psptr >= 0)) { |
| 291 | ps("'FC "); |
| 292 | ps(pstack[psptr]); |
| 293 | ps("\n"); |
| 294 | } |
| 295 | #ifdef DEBUG |
| 296 | printf ("com %o str %o chr %o ptr %d\n", incomm, instr, inchr, psptr); |
| 297 | #endif |
| 298 | margin = 0; |
| 299 | } |
| 300 | needbp = 1; |
| 301 | } while (argc > 0); |
| 302 | exit(0); |
| 303 | } |
| 304 | |
| 305 | #define isidchr(c) (isalnum(c) || (c) == '_') |
| 306 | |
| 307 | putScp(os) |
| 308 | char *os; |
| 309 | { |
| 310 | register char *s = os; /* pointer to unmatched string */ |
| 311 | char dummy[BUFSIZ]; /* dummy to be used by expmatch */ |
| 312 | char *comptr; /* end of a comment delimiter */ |
| 313 | char *acmptr; /* end of a comment delimiter */ |
| 314 | char *strptr; /* end of a string delimiter */ |
| 315 | char *chrptr; /* end of a character const delimiter */ |
| 316 | char *blksptr; /* end of a lexical block start */ |
| 317 | char *blkeptr; /* end of a lexical block end */ |
| 318 | |
| 319 | _start = os; /* remember the start for expmatch */ |
| 320 | _escaped = FALSE; |
| 321 | if (nokeyw || incomm || instr) |
| 322 | goto skip; |
| 323 | if (isproc(s)) { |
| 324 | ps("'FN "); |
| 325 | ps(pname); |
| 326 | ps("\n"); |
| 327 | if (psptr < PSMAX) { |
| 328 | ++psptr; |
| 329 | strncpy (pstack[psptr], pname, PNAMELEN); |
| 330 | pstack[psptr][PNAMELEN] = NULL; |
| 331 | plstack[psptr] = blklevel; |
| 332 | } |
| 333 | } |
| 334 | skip: |
| 335 | do { |
| 336 | /* check for string, comment, blockstart, etc */ |
| 337 | if (!incomm && !instr && !inchr) { |
| 338 | |
| 339 | blkeptr = expmatch (s, l_blkend, dummy); |
| 340 | blksptr = expmatch (s, l_blkbeg, dummy); |
| 341 | comptr = expmatch (s, l_combeg, dummy); |
| 342 | acmptr = expmatch (s, l_acmbeg, dummy); |
| 343 | strptr = expmatch (s, l_strbeg, dummy); |
| 344 | chrptr = expmatch (s, l_chrbeg, dummy); |
| 345 | |
| 346 | /* start of a comment? */ |
| 347 | if (comptr != NIL) |
| 348 | if ((comptr < strptr || strptr == NIL) |
| 349 | && (comptr < acmptr || acmptr == NIL) |
| 350 | && (comptr < chrptr || chrptr == NIL) |
| 351 | && (comptr < blksptr || blksptr == NIL) |
| 352 | && (comptr < blkeptr || blkeptr == NIL)) { |
| 353 | putKcp (s, comptr-1, FALSE); |
| 354 | s = comptr; |
| 355 | incomm = TRUE; |
| 356 | comtype = STANDARD; |
| 357 | if (s != os) |
| 358 | ps ("\\c"); |
| 359 | ps ("\\c\n'+C\n"); |
| 360 | continue; |
| 361 | } |
| 362 | |
| 363 | /* start of a comment? */ |
| 364 | if (acmptr != NIL) |
| 365 | if ((acmptr < strptr || strptr == NIL) |
| 366 | && (acmptr < chrptr || chrptr == NIL) |
| 367 | && (acmptr < blksptr || blksptr == NIL) |
| 368 | && (acmptr < blkeptr || blkeptr == NIL)) { |
| 369 | putKcp (s, acmptr-1, FALSE); |
| 370 | s = acmptr; |
| 371 | incomm = TRUE; |
| 372 | comtype = ALTERNATE; |
| 373 | if (s != os) |
| 374 | ps ("\\c"); |
| 375 | ps ("\\c\n'+C\n"); |
| 376 | continue; |
| 377 | } |
| 378 | |
| 379 | /* start of a string? */ |
| 380 | if (strptr != NIL) |
| 381 | if ((strptr < chrptr || chrptr == NIL) |
| 382 | && (strptr < blksptr || blksptr == NIL) |
| 383 | && (strptr < blkeptr || blkeptr == NIL)) { |
| 384 | putKcp (s, strptr-1, FALSE); |
| 385 | s = strptr; |
| 386 | instr = TRUE; |
| 387 | continue; |
| 388 | } |
| 389 | |
| 390 | /* start of a character string? */ |
| 391 | if (chrptr != NIL) |
| 392 | if ((chrptr < blksptr || blksptr == NIL) |
| 393 | && (chrptr < blkeptr || blkeptr == NIL)) { |
| 394 | putKcp (s, chrptr-1, FALSE); |
| 395 | s = chrptr; |
| 396 | inchr = TRUE; |
| 397 | continue; |
| 398 | } |
| 399 | |
| 400 | /* end of a lexical block */ |
| 401 | if (blkeptr != NIL) { |
| 402 | if (blkeptr < blksptr || blksptr == NIL) { |
| 403 | putKcp (s, blkeptr - 1, FALSE); |
| 404 | s = blkeptr; |
| 405 | blklevel--; |
| 406 | if (psptr >= 0 && plstack[psptr] >= blklevel) { |
| 407 | |
| 408 | /* end of current procedure */ |
| 409 | if (s != os) |
| 410 | ps ("\\c"); |
| 411 | ps ("\\c\n'-F\n"); |
| 412 | blklevel = plstack[psptr]; |
| 413 | |
| 414 | /* see if we should print the last proc name */ |
| 415 | if (--psptr >= 0) |
| 416 | prccont = TRUE; |
| 417 | else |
| 418 | psptr = -1; |
| 419 | } |
| 420 | continue; |
| 421 | } |
| 422 | } |
| 423 | |
| 424 | /* start of a lexical block */ |
| 425 | if (blksptr != NIL) { |
| 426 | putKcp (s, blksptr - 1, FALSE); |
| 427 | s = blksptr; |
| 428 | blklevel++; |
| 429 | continue; |
| 430 | } |
| 431 | |
| 432 | /* check for end of comment */ |
| 433 | } else if (incomm) { |
| 434 | comptr = expmatch (s, l_comend, dummy); |
| 435 | acmptr = expmatch (s, l_acmend, dummy); |
| 436 | if (((comtype == STANDARD) && (comptr != NIL)) || |
| 437 | ((comtype == ALTERNATE) && (acmptr != NIL))) { |
| 438 | if (comtype == STANDARD) { |
| 439 | putKcp (s, comptr-1, TRUE); |
| 440 | s = comptr; |
| 441 | } else { |
| 442 | putKcp (s, acmptr-1, TRUE); |
| 443 | s = acmptr; |
| 444 | } |
| 445 | incomm = FALSE; |
| 446 | ps("\\c\n'-C\n"); |
| 447 | continue; |
| 448 | } else { |
| 449 | putKcp (s, s + strlen(s) -1); |
| 450 | s = s + strlen(s); |
| 451 | continue; |
| 452 | } |
| 453 | |
| 454 | /* check for end of string */ |
| 455 | } else if (instr) { |
| 456 | if ((strptr = expmatch (s, l_strend, dummy)) != NIL) { |
| 457 | putKcp (s, strptr-1, TRUE); |
| 458 | s = strptr; |
| 459 | instr = FALSE; |
| 460 | continue; |
| 461 | } else { |
| 462 | putKcp (s, s+strlen(s)-1, TRUE); |
| 463 | s = s + strlen(s); |
| 464 | continue; |
| 465 | } |
| 466 | |
| 467 | /* check for end of character string */ |
| 468 | } else if (inchr) { |
| 469 | if ((chrptr = expmatch (s, l_chrend, dummy)) != NIL) { |
| 470 | putKcp (s, chrptr-1, TRUE); |
| 471 | s = chrptr; |
| 472 | inchr = FALSE; |
| 473 | continue; |
| 474 | } else { |
| 475 | putKcp (s, s+strlen(s)-1, TRUE); |
| 476 | s = s + strlen(s); |
| 477 | continue; |
| 478 | } |
| 479 | } |
| 480 | |
| 481 | /* print out the line */ |
| 482 | putKcp (s, s + strlen(s) -1, FALSE); |
| 483 | s = s + strlen(s); |
| 484 | } while (*s); |
| 485 | } |
| 486 | |
| 487 | putKcp (start, end, force) |
| 488 | char *start; /* start of string to write */ |
| 489 | char *end; /* end of string to write */ |
| 490 | boolean force; /* true if we should force nokeyw */ |
| 491 | { |
| 492 | int i; |
| 493 | int xfld = 0; |
| 494 | |
| 495 | while (start <= end) { |
| 496 | if (index) { |
| 497 | if (*start == ' ' || *start == '\t') { |
| 498 | if (xfld == 0) |
| 499 | printf("\ 1"); |
| 500 | printf("\t"); |
| 501 | xfld = 1; |
| 502 | while (*start == ' ' || *start == '\t') |
| 503 | start++; |
| 504 | continue; |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | /* take care of nice tab stops */ |
| 509 | if (*start == '\t') { |
| 510 | while (*start == '\t') |
| 511 | start++; |
| 512 | i = tabs(_start, start) - margin / 8; |
| 513 | printf("\\h'|%dn'", i * 10 + 1 - margin % 8); |
| 514 | continue; |
| 515 | } |
| 516 | |
| 517 | if (!nokeyw && !force) |
| 518 | if ((*start == '#' || isidchr(*start)) |
| 519 | && (start == _start || !isidchr(start[-1]))) { |
| 520 | i = iskw(start); |
| 521 | if (i > 0) { |
| 522 | ps("\\*(+K"); |
| 523 | do |
| 524 | putcp(*start++); |
| 525 | while (--i > 0); |
| 526 | ps("\\*(-K"); |
| 527 | continue; |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | putcp (*start++); |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | |
| 536 | tabs(s, os) |
| 537 | char *s, *os; |
| 538 | { |
| 539 | |
| 540 | return (width(s, os) / 8); |
| 541 | } |
| 542 | |
| 543 | width(s, os) |
| 544 | register char *s, *os; |
| 545 | { |
| 546 | register int i = 0; |
| 547 | |
| 548 | while (s < os) { |
| 549 | if (*s == '\t') { |
| 550 | i = (i + 8) &~ 7; |
| 551 | s++; |
| 552 | continue; |
| 553 | } |
| 554 | if (*s < ' ') |
| 555 | i += 2; |
| 556 | else |
| 557 | i++; |
| 558 | s++; |
| 559 | } |
| 560 | return (i); |
| 561 | } |
| 562 | |
| 563 | putcp(c) |
| 564 | register int c; |
| 565 | { |
| 566 | |
| 567 | switch(c) { |
| 568 | |
| 569 | case 0: |
| 570 | break; |
| 571 | |
| 572 | case '\f': |
| 573 | break; |
| 574 | |
| 575 | case '{': |
| 576 | ps("\\*(+K{\\*(-K"); |
| 577 | break; |
| 578 | |
| 579 | case '}': |
| 580 | ps("\\*(+K}\\*(-K"); |
| 581 | break; |
| 582 | |
| 583 | case '\\': |
| 584 | ps("\\e"); |
| 585 | break; |
| 586 | |
| 587 | case '_': |
| 588 | ps("\\*_"); |
| 589 | break; |
| 590 | |
| 591 | case '-': |
| 592 | ps("\\*-"); |
| 593 | break; |
| 594 | |
| 595 | case '`': |
| 596 | ps("\\`"); |
| 597 | break; |
| 598 | |
| 599 | case '\'': |
| 600 | ps("\\'"); |
| 601 | break; |
| 602 | |
| 603 | case '.': |
| 604 | ps("\\&."); |
| 605 | break; |
| 606 | |
| 607 | case '*': |
| 608 | ps("\\fI*\\fP"); |
| 609 | break; |
| 610 | |
| 611 | case '/': |
| 612 | ps("\\fI\\h'\\w' 'u-\\w'/'u'/\\fP"); |
| 613 | break; |
| 614 | |
| 615 | default: |
| 616 | if (c < 040) |
| 617 | putchar('^'), c |= '@'; |
| 618 | case '\t': |
| 619 | case '\n': |
| 620 | putchar(c); |
| 621 | } |
| 622 | } |
| 623 | |
| 624 | /* |
| 625 | * look for a process beginning on this line |
| 626 | */ |
| 627 | boolean |
| 628 | isproc(s) |
| 629 | char *s; |
| 630 | { |
| 631 | pname[0] = NULL; |
| 632 | if (!l_toplex || blklevel == 0) |
| 633 | if (expmatch (s, l_prcbeg, pname) != NIL) { |
| 634 | return (TRUE); |
| 635 | } |
| 636 | return (FALSE); |
| 637 | } |
| 638 | |
| 639 | |
| 640 | /* iskw - check to see if the next word is a keyword |
| 641 | */ |
| 642 | |
| 643 | iskw(s) |
| 644 | register char *s; |
| 645 | { |
| 646 | register char **ss = l_keywds; |
| 647 | register int i = 1; |
| 648 | register char *cp = s; |
| 649 | |
| 650 | while (++cp, isidchr(*cp)) |
| 651 | i++; |
| 652 | while (cp = *ss++) |
| 653 | if (!STRNCMP(s,cp,i) && !isidchr(cp[i])) |
| 654 | return (i); |
| 655 | return (0); |
| 656 | } |