Commit | Line | Data |
---|---|---|
0b79a041 BJ |
1 | #include <ctype.h> |
2 | #include <stdio.h> | |
3 | #include <sys/types.h> | |
4 | #include <sys/stat.h> | |
5 | ||
a388f2af BJ |
6 | #define boolean int |
7 | #define TRUE 1 | |
8 | #define FALSE 0 | |
9 | #define NIL 0 | |
d72dd43f DP |
10 | #define STANDARD 0 |
11 | #define ALTERNATE 1 | |
a388f2af | 12 | |
0b79a041 BJ |
13 | /* |
14 | * Vfontedpr. | |
15 | * | |
a388f2af | 16 | * Dave Presotto 1/12/81 (adapted from an earlier version by Bill Joy) |
f5fa559c BJ |
17 | * |
18 | */ | |
f5fa559c BJ |
19 | |
20 | #define STRLEN 10 /* length of strings introducing things */ | |
21 | #define PNAMELEN 40 /* length of a function/procedure name */ | |
a388f2af | 22 | #define PSMAX 20 /* size of procedure name stacking */ |
f5fa559c | 23 | |
a388f2af | 24 | /* regular expression routines */ |
b48967e6 | 25 | |
a388f2af BJ |
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(); | |
f5fa559c | 31 | |
f5fa559c | 32 | |
0b79a041 | 33 | char *ctime(); |
a388f2af BJ |
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 */ | |
d72dd43f | 50 | int comtype; /* type of comment */ |
0b79a041 | 51 | int margin; |
a388f2af BJ |
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]; | |
b48967e6 | 58 | |
a388f2af BJ |
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 */ | |
d72dd43f DP |
68 | char *l_acmbeg; /* string introducing a comment */ |
69 | char *l_acmend; /* string ending a comment */ | |
a388f2af BJ |
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 */ | |
f5fa559c BJ |
85 | |
86 | #define ps(x) printf("%s", x) | |
0b79a041 BJ |
87 | |
88 | main(argc, argv) | |
a388f2af BJ |
89 | int argc; |
90 | char *argv[]; | |
0b79a041 | 91 | { |
a388f2af BJ |
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; | |
0b79a041 | 112 | } |
a388f2af | 113 | printf("'ds =H %s\n", argv[1]); |
91146c92 DP |
114 | argc--, argv++; |
115 | argc--, argv++; | |
a388f2af BJ |
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; | |
d72dd43f DP |
222 | l_acmbeg = convexp (tgetstr ("ab", &cp)); |
223 | cp = buf; | |
224 | l_acmend = convexp (tgetstr ("ae", &cp)); | |
225 | cp = buf; | |
a388f2af BJ |
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"); | |
d72dd43f | 240 | |
a388f2af BJ |
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); | |
91146c92 DP |
261 | ps("'wh 0 vH\n"); |
262 | ps("'wh -1i vF\n"); | |
a388f2af BJ |
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); | |
0b79a041 BJ |
303 | } |
304 | ||
0b79a041 BJ |
305 | #define isidchr(c) (isalnum(c) || (c) == '_') |
306 | ||
307 | putScp(os) | |
a388f2af | 308 | char *os; |
0b79a041 | 309 | { |
a388f2af BJ |
310 | register char *s = os; /* pointer to unmatched string */ |
311 | char dummy[BUFSIZ]; /* dummy to be used by expmatch */ | |
a388f2af | 312 | char *comptr; /* end of a comment delimiter */ |
d72dd43f | 313 | char *acmptr; /* end of a comment delimiter */ |
a388f2af BJ |
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); | |
09aabb70 | 326 | ps("\n"); |
a388f2af BJ |
327 | if (psptr < PSMAX) { |
328 | ++psptr; | |
329 | strncpy (pstack[psptr], pname, PNAMELEN); | |
330 | pstack[psptr][PNAMELEN] = NULL; | |
a388f2af BJ |
331 | plstack[psptr] = blklevel; |
332 | } | |
333 | } | |
0b79a041 | 334 | skip: |
a388f2af | 335 | do { |
a388f2af BJ |
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); | |
d72dd43f | 342 | acmptr = expmatch (s, l_acmbeg, dummy); |
a388f2af BJ |
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) | |
d72dd43f | 349 | && (comptr < acmptr || acmptr == NIL) |
a388f2af BJ |
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; | |
d72dd43f DP |
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; | |
a388f2af BJ |
373 | if (s != os) |
374 | ps ("\\c"); | |
375 | ps ("\\c\n'+C\n"); | |
376 | continue; | |
cca8d17e | 377 | } |
a388f2af BJ |
378 | |
379 | /* start of a string? */ | |
380 | if (strptr != NIL) | |
381 | if ((strptr < chrptr || chrptr == NIL) | |
d81ba424 BJ |
382 | && (strptr < blksptr || blksptr == NIL) |
383 | && (strptr < blkeptr || blkeptr == NIL)) { | |
a388f2af BJ |
384 | putKcp (s, strptr-1, FALSE); |
385 | s = strptr; | |
386 | instr = TRUE; | |
387 | continue; | |
0b79a041 | 388 | } |
b48967e6 | 389 | |
a388f2af BJ |
390 | /* start of a character string? */ |
391 | if (chrptr != NIL) | |
d81ba424 BJ |
392 | if ((chrptr < blksptr || blksptr == NIL) |
393 | && (chrptr < blkeptr || blkeptr == NIL)) { | |
a388f2af BJ |
394 | putKcp (s, chrptr-1, FALSE); |
395 | s = chrptr; | |
396 | inchr = TRUE; | |
397 | continue; | |
0b79a041 | 398 | } |
b48967e6 | 399 | |
a388f2af BJ |
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) { | |
b48967e6 | 407 | |
a388f2af | 408 | /* end of current procedure */ |
b48967e6 | 409 | if (s != os) |
a388f2af BJ |
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; | |
0b79a041 | 421 | } |
a388f2af | 422 | } |
b48967e6 | 423 | |
a388f2af BJ |
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) { | |
d72dd43f DP |
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 | } | |
a388f2af BJ |
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 | } | |
0b79a041 | 479 | } |
a388f2af BJ |
480 | |
481 | /* print out the line */ | |
482 | putKcp (s, s + strlen(s) -1, FALSE); | |
483 | s = s + strlen(s); | |
484 | } while (*s); | |
0b79a041 BJ |
485 | } |
486 | ||
a388f2af BJ |
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; | |
d22f197f | 493 | int xfld = 0; |
a388f2af BJ |
494 | |
495 | while (start <= end) { | |
d22f197f BJ |
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 | } | |
a388f2af BJ |
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 | ||
0b79a041 | 536 | tabs(s, os) |
a388f2af | 537 | char *s, *os; |
0b79a041 BJ |
538 | { |
539 | ||
a388f2af | 540 | return (width(s, os) / 8); |
0b79a041 BJ |
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 | ||
a388f2af BJ |
569 | case 0: |
570 | break; | |
571 | ||
572 | case '\f': | |
573 | break; | |
574 | ||
0b79a041 BJ |
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 | ||
341765b5 BJ |
607 | case '*': |
608 | ps("\\fI*\\fP"); | |
609 | break; | |
610 | ||
a388f2af | 611 | case '/': |
341765b5 | 612 | ps("\\fI\\h'\\w' 'u-\\w'/'u'/\\fP"); |
a388f2af BJ |
613 | break; |
614 | ||
0b79a041 BJ |
615 | default: |
616 | if (c < 040) | |
617 | putchar('^'), c |= '@'; | |
618 | case '\t': | |
619 | case '\n': | |
620 | putchar(c); | |
621 | } | |
622 | } | |
623 | ||
a388f2af BJ |
624 | /* |
625 | * look for a process beginning on this line | |
b48967e6 | 626 | */ |
a388f2af BJ |
627 | boolean |
628 | isproc(s) | |
629 | char *s; | |
b48967e6 | 630 | { |
a388f2af BJ |
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); | |
b48967e6 BJ |
637 | } |
638 | ||
a388f2af | 639 | |
b48967e6 BJ |
640 | /* iskw - check to see if the next word is a keyword |
641 | */ | |
642 | ||
0b79a041 BJ |
643 | iskw(s) |
644 | register char *s; | |
645 | { | |
a388f2af | 646 | register char **ss = l_keywds; |
0b79a041 BJ |
647 | register int i = 1; |
648 | register char *cp = s; | |
649 | ||
650 | while (++cp, isidchr(*cp)) | |
651 | i++; | |
652 | while (cp = *ss++) | |
a388f2af | 653 | if (!STRNCMP(s,cp,i) && !isidchr(cp[i])) |
0b79a041 BJ |
654 | return (i); |
655 | return (0); | |
656 | } |