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Commit | Line | Data |
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1 | /* | |
2 | * Man page to HTML conversion program. | |
3 | * | |
4 | * Copyright 2007-2017 by Apple Inc. | |
5 | * Copyright 2004-2006 by Easy Software Products. | |
6 | * | |
7 | * These coded instructions, statements, and computer programs are the | |
8 | * property of Apple Inc. and are protected by Federal copyright | |
9 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
10 | * which should have been included with this file. If this file is | |
11 | * missing or damaged, see the license at "http://www.cups.org/". | |
12 | */ | |
13 | ||
14 | /* | |
15 | * Include necessary headers. | |
16 | */ | |
17 | ||
18 | #include <cups/string-private.h> | |
19 | #include <cups/array-private.h> | |
20 | #include <unistd.h> | |
21 | ||
22 | ||
23 | /* | |
24 | * Local globals... | |
25 | */ | |
26 | ||
27 | static const char /* Start/end tags for fonts */ | |
28 | * const start_fonts[] = { "", "<b>", "<i>" }, | |
29 | * const end_fonts[] = { "", "</b>", "</i>" }; | |
30 | ||
31 | ||
32 | /* | |
33 | * Local functions... | |
34 | */ | |
35 | ||
36 | static void html_alternate(const char *s, const char *first, const char *second, FILE *fp); | |
37 | static void html_fputs(const char *s, int *font, FILE *fp); | |
38 | static void html_putc(int ch, FILE *fp); | |
39 | static void strmove(char *d, const char *s); | |
40 | ||
41 | ||
42 | /* | |
43 | * 'main()' - Convert a man page to HTML. | |
44 | */ | |
45 | ||
46 | int /* O - Exit status */ | |
47 | main(int argc, /* I - Number of command-line args */ | |
48 | char *argv[]) /* I - Command-line arguments */ | |
49 | { | |
50 | FILE *infile, /* Input file */ | |
51 | *outfile; /* Output file */ | |
52 | char line[1024], /* Line from file */ | |
53 | *lineptr, /* Pointer into line */ | |
54 | anchor[1024], /* Anchor */ | |
55 | name[1024], /* Man page name */ | |
56 | ddpost[256]; /* Tagged list post markup */ | |
57 | int section = -1, /* Man page section */ | |
58 | pre = 0, /* Preformatted */ | |
59 | font = 0, /* Current font */ | |
60 | linenum = 0; /* Current line number */ | |
61 | float list_indent = 0.0f, /* Current list indentation */ | |
62 | nested_indent = 0.0f; /* Nested list indentation, if any */ | |
63 | const char *list = NULL, /* Current list, if any */ | |
64 | *nested = NULL; /* Nested list, if any */ | |
65 | const char *post = NULL; /* Text to add after the current line */ | |
66 | ||
67 | ||
68 | /* | |
69 | * Check arguments... | |
70 | */ | |
71 | ||
72 | if (argc > 3) | |
73 | { | |
74 | fputs("Usage: mantohtml [filename.man [filename.html]]\n", stderr); | |
75 | return (1); | |
76 | } | |
77 | ||
78 | /* | |
79 | * Open files as needed... | |
80 | */ | |
81 | ||
82 | if (argc > 1) | |
83 | { | |
84 | if ((infile = fopen(argv[1], "r")) == NULL) | |
85 | { | |
86 | perror(argv[1]); | |
87 | return (1); | |
88 | } | |
89 | } | |
90 | else | |
91 | infile = stdin; | |
92 | ||
93 | if (argc > 2) | |
94 | { | |
95 | if ((outfile = fopen(argv[2], "w")) == NULL) | |
96 | { | |
97 | perror(argv[2]); | |
98 | fclose(infile); | |
99 | return (1); | |
100 | } | |
101 | } | |
102 | else | |
103 | outfile = stdout; | |
104 | ||
105 | /* | |
106 | * Read from input and write the output... | |
107 | */ | |
108 | ||
109 | fputs("<!DOCTYPE HTML>\n" | |
110 | "<html>\n" | |
111 | "<!-- SECTION: Man Pages -->\n" | |
112 | "<head>\n" | |
113 | "\t<link rel=\"stylesheet\" type=\"text/css\" " | |
114 | "href=\"../cups-printable.css\">\n", outfile); | |
115 | ||
116 | anchor[0] = '\0'; | |
117 | ||
118 | while (fgets(line, sizeof(line), infile)) | |
119 | { | |
120 | size_t linelen = strlen(line); /* Length of line */ | |
121 | ||
122 | if (linelen > 0 && line[linelen - 1] == '\n') | |
123 | line[linelen - 1] = '\0'; | |
124 | ||
125 | linenum ++; | |
126 | ||
127 | if (line[0] == '.') | |
128 | { | |
129 | /* | |
130 | * Strip leading whitespace... | |
131 | */ | |
132 | ||
133 | while (line[1] == ' ' || line[1] == '\t') | |
134 | strmove(line + 1, line + 2); | |
135 | ||
136 | /* | |
137 | * Process man page commands... | |
138 | */ | |
139 | ||
140 | if (!strncmp(line, ".TH ", 4) && section < 0) | |
141 | { | |
142 | /* | |
143 | * Grab man page title... | |
144 | */ | |
145 | ||
146 | sscanf(line + 4, "%s%d", name, §ion); | |
147 | ||
148 | fprintf(outfile, | |
149 | "\t<title>%s(%d)</title>\n" | |
150 | "</head>\n" | |
151 | "<body>\n" | |
152 | "<h1 class=\"title\">%s(%d)</h1>\n" | |
153 | "%s", | |
154 | name, section, name, section, start_fonts[font]); | |
155 | } | |
156 | else if (section < 0) | |
157 | continue; | |
158 | else if (!strncmp(line, ".SH ", 4) || !strncmp(line, ".SS ", 4)) | |
159 | { | |
160 | /* | |
161 | * Grab heading... | |
162 | */ | |
163 | ||
164 | int first = 1; | |
165 | ||
166 | fputs(end_fonts[font], outfile); | |
167 | font = 0; | |
168 | ||
169 | if (list) | |
170 | { | |
171 | fprintf(outfile, "</%s>\n", list); | |
172 | list = NULL; | |
173 | } | |
174 | ||
175 | if (line[2] == 'H') | |
176 | fputs("<h2 class=\"title\"><a name=\"", outfile); | |
177 | else | |
178 | fputs("<h3><a name=\"", outfile); | |
179 | ||
180 | if (anchor[0]) | |
181 | { | |
182 | fputs(anchor, outfile); | |
183 | anchor[0] = '\0'; | |
184 | } | |
185 | else | |
186 | { | |
187 | for (lineptr = line + 4; *lineptr; lineptr ++) | |
188 | if (*lineptr == '\"') | |
189 | continue; | |
190 | else if (isalnum(*lineptr & 255)) | |
191 | html_putc(*lineptr, outfile); | |
192 | else | |
193 | html_putc('_', outfile); | |
194 | } | |
195 | ||
196 | fputs("\">", outfile); | |
197 | ||
198 | for (lineptr = line + 4; *lineptr; lineptr ++) | |
199 | { | |
200 | if (*lineptr == '\"') | |
201 | continue; | |
202 | else if (*lineptr == ' ') | |
203 | { | |
204 | html_putc(' ', outfile); | |
205 | ||
206 | first = 1; | |
207 | } | |
208 | else | |
209 | { | |
210 | if (first) | |
211 | html_putc(*lineptr, outfile); | |
212 | else | |
213 | html_putc(tolower(*lineptr & 255), outfile); | |
214 | ||
215 | first = 0; | |
216 | } | |
217 | } | |
218 | ||
219 | if (line[2] == 'H') | |
220 | fputs("</a></h2>\n", outfile); | |
221 | else | |
222 | fputs("</a></h3>\n", outfile); | |
223 | } | |
224 | else if (!strncmp(line, ".B ", 3)) | |
225 | { | |
226 | /* | |
227 | * Grab bold text... | |
228 | */ | |
229 | ||
230 | fputs(end_fonts[font], outfile); | |
231 | font = 0; | |
232 | ||
233 | if (anchor[0]) | |
234 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
235 | ||
236 | html_alternate(line + 3, "b", "b", outfile); | |
237 | ||
238 | if (anchor[0]) | |
239 | { | |
240 | fputs("</a>", outfile); | |
241 | anchor[0] = '\0'; | |
242 | } | |
243 | ||
244 | if (post) | |
245 | { | |
246 | fputs(post, outfile); | |
247 | post = NULL; | |
248 | } | |
249 | } | |
250 | else if (!strncmp(line, ".I ", 3)) | |
251 | { | |
252 | /* | |
253 | * Grab italic text... | |
254 | */ | |
255 | ||
256 | fputs(end_fonts[font], outfile); | |
257 | font = 0; | |
258 | ||
259 | if (anchor[0]) | |
260 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
261 | ||
262 | html_alternate(line + 3, "i", "i", outfile); | |
263 | ||
264 | if (anchor[0]) | |
265 | { | |
266 | fputs("</a>", outfile); | |
267 | anchor[0] = '\0'; | |
268 | } | |
269 | ||
270 | if (post) | |
271 | { | |
272 | fputs(post, outfile); | |
273 | post = NULL; | |
274 | } | |
275 | } | |
276 | else if (!strncmp(line, ".BI ", 4)) | |
277 | { | |
278 | /* | |
279 | * Alternating bold and italic text... | |
280 | */ | |
281 | ||
282 | fputs(end_fonts[font], outfile); | |
283 | font = 0; | |
284 | ||
285 | if (anchor[0]) | |
286 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
287 | ||
288 | html_alternate(line + 4, "b", "i", outfile); | |
289 | ||
290 | if (anchor[0]) | |
291 | { | |
292 | fputs("</a>", outfile); | |
293 | anchor[0] = '\0'; | |
294 | } | |
295 | ||
296 | if (post) | |
297 | { | |
298 | fputs(post, outfile); | |
299 | post = NULL; | |
300 | } | |
301 | } | |
302 | else if (!strncmp(line, ".BR ", 4)) | |
303 | { | |
304 | /* | |
305 | * Alternating bold and roman (plain) text... | |
306 | */ | |
307 | ||
308 | fputs(end_fonts[font], outfile); | |
309 | font = 0; | |
310 | ||
311 | if (anchor[0]) | |
312 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
313 | ||
314 | html_alternate(line + 4, "b", NULL, outfile); | |
315 | ||
316 | if (anchor[0]) | |
317 | { | |
318 | fputs("</a>", outfile); | |
319 | anchor[0] = '\0'; | |
320 | } | |
321 | ||
322 | if (post) | |
323 | { | |
324 | fputs(post, outfile); | |
325 | post = NULL; | |
326 | } | |
327 | } | |
328 | else if (!strncmp(line, ".IB ", 4)) | |
329 | { | |
330 | /* | |
331 | * Alternating italic and bold text... | |
332 | */ | |
333 | ||
334 | fputs(end_fonts[font], outfile); | |
335 | font = 0; | |
336 | ||
337 | if (anchor[0]) | |
338 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
339 | ||
340 | html_alternate(line + 4, "i", "b", outfile); | |
341 | ||
342 | if (anchor[0]) | |
343 | { | |
344 | fputs("</a>", outfile); | |
345 | anchor[0] = '\0'; | |
346 | } | |
347 | ||
348 | if (post) | |
349 | { | |
350 | fputs(post, outfile); | |
351 | post = NULL; | |
352 | } | |
353 | } | |
354 | else if (!strncmp(line, ".IR ", 4)) | |
355 | { | |
356 | /* | |
357 | * Alternating italic and roman (plain) text... | |
358 | */ | |
359 | ||
360 | fputs(end_fonts[font], outfile); | |
361 | font = 0; | |
362 | ||
363 | if (anchor[0]) | |
364 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
365 | ||
366 | html_alternate(line + 4, "i", NULL, outfile); | |
367 | ||
368 | if (anchor[0]) | |
369 | { | |
370 | fputs("</a>", outfile); | |
371 | anchor[0] = '\0'; | |
372 | } | |
373 | ||
374 | if (post) | |
375 | { | |
376 | fputs(post, outfile); | |
377 | post = NULL; | |
378 | } | |
379 | } | |
380 | else if (!strncmp(line, ".RB ", 4)) | |
381 | { | |
382 | /* | |
383 | * Alternating roman (plain) and bold text... | |
384 | */ | |
385 | ||
386 | fputs(end_fonts[font], outfile); | |
387 | font = 0; | |
388 | ||
389 | if (anchor[0]) | |
390 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
391 | ||
392 | html_alternate(line + 4, NULL, "b", outfile); | |
393 | ||
394 | if (anchor[0]) | |
395 | { | |
396 | fputs("</a>", outfile); | |
397 | anchor[0] = '\0'; | |
398 | } | |
399 | ||
400 | if (post) | |
401 | { | |
402 | fputs(post, outfile); | |
403 | post = NULL; | |
404 | } | |
405 | } | |
406 | else if (!strncmp(line, ".RI ", 4)) | |
407 | { | |
408 | /* | |
409 | * Alternating roman (plain) and italic text... | |
410 | */ | |
411 | ||
412 | fputs(end_fonts[font], outfile); | |
413 | font = 0; | |
414 | ||
415 | if (anchor[0]) | |
416 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
417 | ||
418 | html_alternate(line + 4, NULL, "i", outfile); | |
419 | ||
420 | if (anchor[0]) | |
421 | { | |
422 | fputs("</a>", outfile); | |
423 | anchor[0] = '\0'; | |
424 | } | |
425 | ||
426 | if (post) | |
427 | { | |
428 | fputs(post, outfile); | |
429 | post = NULL; | |
430 | } | |
431 | } | |
432 | else if (!strncmp(line, ".SB ", 4)) | |
433 | { | |
434 | /* | |
435 | * Alternating small and bold text... | |
436 | */ | |
437 | ||
438 | fputs(end_fonts[font], outfile); | |
439 | font = 0; | |
440 | ||
441 | if (anchor[0]) | |
442 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
443 | ||
444 | html_alternate(line + 4, "small", "b", outfile); | |
445 | ||
446 | if (anchor[0]) | |
447 | { | |
448 | fputs("</a>", outfile); | |
449 | anchor[0] = '\0'; | |
450 | } | |
451 | ||
452 | if (post) | |
453 | { | |
454 | fputs(post, outfile); | |
455 | post = NULL; | |
456 | } | |
457 | } | |
458 | else if (!strncmp(line, ".SM ", 4)) | |
459 | { | |
460 | /* | |
461 | * Small text... | |
462 | */ | |
463 | ||
464 | fputs(end_fonts[font], outfile); | |
465 | font = 0; | |
466 | ||
467 | if (anchor[0]) | |
468 | fprintf(outfile, "<a name=\"%s\">", anchor); | |
469 | ||
470 | html_alternate(line + 4, "small", "small", outfile); | |
471 | ||
472 | if (anchor[0]) | |
473 | { | |
474 | fputs("</a>", outfile); | |
475 | anchor[0] = '\0'; | |
476 | } | |
477 | ||
478 | if (post) | |
479 | { | |
480 | fputs(post, outfile); | |
481 | post = NULL; | |
482 | } | |
483 | } | |
484 | else if (!strcmp(line, ".LP") || !strcmp(line, ".PP") || !strcmp(line, ".P")) | |
485 | { | |
486 | /* | |
487 | * New paragraph... | |
488 | */ | |
489 | ||
490 | fputs(end_fonts[font], outfile); | |
491 | font = 0; | |
492 | ||
493 | if (list) | |
494 | { | |
495 | fprintf(outfile, "</%s>\n", list); | |
496 | list = NULL; | |
497 | } | |
498 | ||
499 | fputs("<p>", outfile); | |
500 | ||
501 | if (anchor[0]) | |
502 | { | |
503 | fprintf(outfile, "<a name=\"%s\"></a>", anchor); | |
504 | anchor[0] = '\0'; | |
505 | } | |
506 | } | |
507 | else if (!strcmp(line, ".RS") || !strncmp(line, ".RS ", 4)) | |
508 | { | |
509 | /* | |
510 | * Indent... | |
511 | */ | |
512 | ||
513 | float amount = 3.0; /* Indentation */ | |
514 | ||
515 | if (line[3]) | |
516 | amount = (float)atof(line + 4); | |
517 | ||
518 | fputs(end_fonts[font], outfile); | |
519 | font = 0; | |
520 | ||
521 | if (list) | |
522 | { | |
523 | nested = list; | |
524 | list = NULL; | |
525 | nested_indent = list_indent; | |
526 | list_indent = 0.0f; | |
527 | } | |
528 | ||
529 | fprintf(outfile, "<div style=\"margin-left: %.1fem;\">\n", amount - nested_indent); | |
530 | } | |
531 | else if (!strcmp(line, ".RE")) | |
532 | { | |
533 | /* | |
534 | * Unindent... | |
535 | */ | |
536 | ||
537 | fputs(end_fonts[font], outfile); | |
538 | font = 0; | |
539 | ||
540 | fputs("</div>\n", outfile); | |
541 | ||
542 | if (nested) | |
543 | { | |
544 | list = nested; | |
545 | nested = NULL; | |
546 | ||
547 | list_indent = nested_indent; | |
548 | nested_indent = 0.0f; | |
549 | } | |
550 | } | |
551 | else if (!strcmp(line, ".HP") || !strncmp(line, ".HP ", 4)) | |
552 | { | |
553 | /* | |
554 | * Hanging paragraph... | |
555 | * | |
556 | * .HP i | |
557 | */ | |
558 | ||
559 | float amount = 3.0; /* Indentation */ | |
560 | ||
561 | if (line[3]) | |
562 | amount = (float)atof(line + 4); | |
563 | ||
564 | fputs(end_fonts[font], outfile); | |
565 | font = 0; | |
566 | ||
567 | if (list) | |
568 | { | |
569 | fprintf(outfile, "</%s>\n", list); | |
570 | list = NULL; | |
571 | } | |
572 | ||
573 | fprintf(outfile, "<p style=\"margin-left: %.1fem; text-indent: %.1fem\">", amount, -amount); | |
574 | ||
575 | if (anchor[0]) | |
576 | { | |
577 | fprintf(outfile, "<a name=\"%s\"></a>", anchor); | |
578 | anchor[0] = '\0'; | |
579 | } | |
580 | ||
581 | if (line[1] == 'T') | |
582 | post = "<br>\n"; | |
583 | } | |
584 | else if (!strcmp(line, ".TP") || !strncmp(line, ".TP ", 4)) | |
585 | { | |
586 | /* | |
587 | * Tagged list... | |
588 | * | |
589 | * .TP i | |
590 | */ | |
591 | ||
592 | float amount = 3.0; /* Indentation */ | |
593 | ||
594 | if (line[3]) | |
595 | amount = (float)atof(line + 4); | |
596 | ||
597 | fputs(end_fonts[font], outfile); | |
598 | font = 0; | |
599 | ||
600 | if (list && strcmp(list, "dl")) | |
601 | { | |
602 | fprintf(outfile, "</%s>\n", list); | |
603 | list = NULL; | |
604 | } | |
605 | ||
606 | if (!list) | |
607 | { | |
608 | fputs("<dl class=\"man\">\n", outfile); | |
609 | list = "dl"; | |
610 | list_indent = amount; | |
611 | } | |
612 | ||
613 | fputs("<dt>", outfile); | |
614 | snprintf(ddpost, sizeof(ddpost), "<dd style=\"margin-left: %.1fem\">", amount); | |
615 | post = ddpost; | |
616 | ||
617 | if (anchor[0]) | |
618 | { | |
619 | fprintf(outfile, "<a name=\"%s\"></a>", anchor); | |
620 | anchor[0] = '\0'; | |
621 | } | |
622 | } | |
623 | else if (!strncmp(line, ".IP ", 4)) | |
624 | { | |
625 | /* | |
626 | * Indented paragraph... | |
627 | * | |
628 | * .IP x i | |
629 | */ | |
630 | ||
631 | float amount = 3.0; /* Indentation */ | |
632 | const char *newlist = NULL; /* New list style */ | |
633 | const char *newtype = NULL; /* New list numbering type */ | |
634 | ||
635 | fputs(end_fonts[font], outfile); | |
636 | font = 0; | |
637 | ||
638 | lineptr = line + 4; | |
639 | while (isspace(*lineptr & 255)) | |
640 | lineptr ++; | |
641 | ||
642 | if (!strncmp(lineptr, "\\(bu", 4) || !strncmp(lineptr, "\\(em", 4)) | |
643 | { | |
644 | /* | |
645 | * Bullet list... | |
646 | */ | |
647 | ||
648 | newlist = "ul"; | |
649 | } | |
650 | else if (isdigit(*lineptr & 255)) | |
651 | { | |
652 | /* | |
653 | * Numbered list... | |
654 | */ | |
655 | ||
656 | newlist = "ol"; | |
657 | } | |
658 | else if (islower(*lineptr & 255)) | |
659 | { | |
660 | /* | |
661 | * Lowercase alpha list... | |
662 | */ | |
663 | ||
664 | newlist = "ol"; | |
665 | newtype = "a"; | |
666 | } | |
667 | else if (isupper(*lineptr & 255)) | |
668 | { | |
669 | /* | |
670 | * Lowercase alpha list... | |
671 | */ | |
672 | ||
673 | newlist = "ol"; | |
674 | newtype = "A"; | |
675 | } | |
676 | ||
677 | while (!isspace(*lineptr & 255)) | |
678 | lineptr ++; | |
679 | while (isspace(*lineptr & 255)) | |
680 | lineptr ++; | |
681 | ||
682 | if (isdigit(*lineptr & 255)) | |
683 | amount = (float)atof(lineptr); | |
684 | ||
685 | if (newlist && list && strcmp(newlist, list)) | |
686 | { | |
687 | fprintf(outfile, "</%s>\n", list); | |
688 | list = NULL; | |
689 | } | |
690 | ||
691 | if (newlist && !list) | |
692 | { | |
693 | if (newtype) | |
694 | fprintf(outfile, "<%s type=\"%s\">\n", newlist, newtype); | |
695 | else | |
696 | fprintf(outfile, "<%s>\n", newlist); | |
697 | ||
698 | list = newlist; | |
699 | } | |
700 | ||
701 | if (list) | |
702 | fprintf(outfile, "<li style=\"margin-left: %.1fem;\">", amount); | |
703 | else | |
704 | fprintf(outfile, "<p style=\"margin-left: %.1fem;\">", amount); | |
705 | ||
706 | if (anchor[0]) | |
707 | { | |
708 | fprintf(outfile, "<a name=\"%s\"></a>", anchor); | |
709 | anchor[0] = '\0'; | |
710 | } | |
711 | } | |
712 | else if (!strncmp(line, ".br", 3)) | |
713 | { | |
714 | /* | |
715 | * Grab line break... | |
716 | */ | |
717 | ||
718 | fputs("<br>\n", outfile); | |
719 | } | |
720 | else if (!strncmp(line, ".de ", 4)) | |
721 | { | |
722 | /* | |
723 | * Define macro - ignore... | |
724 | */ | |
725 | ||
726 | while (fgets(line, sizeof(line), infile)) | |
727 | { | |
728 | linenum ++; | |
729 | ||
730 | if (!strncmp(line, "..", 2)) | |
731 | break; | |
732 | } | |
733 | } | |
734 | else if (!strncmp(line, ".ds ", 4) || !strncmp(line, ".rm ", 4) || | |
735 | !strncmp(line, ".tr ", 4) || !strncmp(line, ".hy ", 4) || | |
736 | !strncmp(line, ".IX ", 4) || !strncmp(line, ".PD", 3) || | |
737 | !strncmp(line, ".Sp", 3)) | |
738 | { | |
739 | /* | |
740 | * Ignore unused commands... | |
741 | */ | |
742 | } | |
743 | else if (!strncmp(line, ".Vb", 3) || !strncmp(line, ".nf", 3) || !strncmp(line, ".EX", 3)) | |
744 | { | |
745 | /* | |
746 | * Start preformatted... | |
747 | */ | |
748 | ||
749 | fputs(end_fonts[font], outfile); | |
750 | font = 0; | |
751 | ||
752 | // if (list) | |
753 | // { | |
754 | // fprintf(outfile, "</%s>\n", list); | |
755 | // list = NULL; | |
756 | // } | |
757 | ||
758 | pre = 1; | |
759 | fputs("<pre class=\"man\">\n", outfile); | |
760 | } | |
761 | else if (!strncmp(line, ".Ve", 3) || !strncmp(line, ".fi", 3) || !strncmp(line, ".EE", 3)) | |
762 | { | |
763 | /* | |
764 | * End preformatted... | |
765 | */ | |
766 | ||
767 | fputs(end_fonts[font], outfile); | |
768 | font = 0; | |
769 | ||
770 | if (pre) | |
771 | { | |
772 | pre = 0; | |
773 | fputs("</pre>\n", outfile); | |
774 | } | |
775 | } | |
776 | else if (!strncmp(line, ".\\}", 3)) | |
777 | { | |
778 | /* | |
779 | * Ignore close block... | |
780 | */ | |
781 | } | |
782 | else if (!strncmp(line, ".ie", 3) || !strncmp(line, ".if", 3) || | |
783 | !strncmp(line, ".el", 3)) | |
784 | { | |
785 | /* | |
786 | * If/else - ignore... | |
787 | */ | |
788 | ||
789 | if (strchr(line, '{') != NULL) | |
790 | { | |
791 | /* | |
792 | * Skip whole block... | |
793 | */ | |
794 | ||
795 | while (fgets(line, sizeof(line), infile)) | |
796 | { | |
797 | linenum ++; | |
798 | ||
799 | if (strchr(line, '}') != NULL) | |
800 | break; | |
801 | } | |
802 | } | |
803 | } | |
804 | #if 0 | |
805 | else if (!strncmp(line, ". ", 4)) | |
806 | { | |
807 | /* | |
808 | * Grab ... | |
809 | */ | |
810 | } | |
811 | #endif /* 0 */ | |
812 | else if (!strncmp(line, ".\\\"#", 4)) | |
813 | { | |
814 | /* | |
815 | * Anchor for HTML output... | |
816 | */ | |
817 | ||
818 | strlcpy(anchor, line + 4, sizeof(anchor)); | |
819 | } | |
820 | else if (strncmp(line, ".\\\"", 3)) | |
821 | { | |
822 | /* | |
823 | * Unknown... | |
824 | */ | |
825 | ||
826 | if ((lineptr = strchr(line, ' ')) != NULL) | |
827 | *lineptr = '\0'; | |
828 | else if ((lineptr = strchr(line, '\n')) != NULL) | |
829 | *lineptr = '\0'; | |
830 | ||
831 | fprintf(stderr, "mantohtml: Unknown man page command \'%s\' on line %d.\n", line, linenum); | |
832 | } | |
833 | ||
834 | /* | |
835 | * Skip continuation lines... | |
836 | */ | |
837 | ||
838 | lineptr = line + strlen(line) - 1; | |
839 | if (lineptr >= line && *lineptr == '\\') | |
840 | { | |
841 | while (fgets(line, sizeof(line), infile)) | |
842 | { | |
843 | linenum ++; | |
844 | lineptr = line + strlen(line) - 2; | |
845 | ||
846 | if (lineptr < line || *lineptr != '\\') | |
847 | break; | |
848 | } | |
849 | } | |
850 | } | |
851 | else | |
852 | { | |
853 | /* | |
854 | * Process man page text... | |
855 | */ | |
856 | ||
857 | html_fputs(line, &font, outfile); | |
858 | putc('\n', outfile); | |
859 | ||
860 | if (post) | |
861 | { | |
862 | fputs(post, outfile); | |
863 | post = NULL; | |
864 | } | |
865 | } | |
866 | } | |
867 | ||
868 | fprintf(outfile, "%s\n", end_fonts[font]); | |
869 | font = 0; | |
870 | ||
871 | if (list) | |
872 | { | |
873 | fprintf(outfile, "</%s>\n", list); | |
874 | list = NULL; | |
875 | } | |
876 | ||
877 | fputs("</body>\n" | |
878 | "</html>\n", outfile); | |
879 | ||
880 | /* | |
881 | * Close files... | |
882 | */ | |
883 | ||
884 | if (infile != stdin) | |
885 | fclose(infile); | |
886 | ||
887 | if (outfile != stdout) | |
888 | fclose(outfile); | |
889 | ||
890 | /* | |
891 | * Return with no errors... | |
892 | */ | |
893 | ||
894 | return (0); | |
895 | } | |
896 | ||
897 | ||
898 | /* | |
899 | * 'html_alternate()' - Alternate words between two styles of text. | |
900 | */ | |
901 | ||
902 | static void | |
903 | html_alternate(const char *s, /* I - String */ | |
904 | const char *first, /* I - First style or NULL */ | |
905 | const char *second, /* I - Second style of NULL */ | |
906 | FILE *fp) /* I - File */ | |
907 | { | |
908 | int i = 0; /* Which style */ | |
909 | int quote = 0; /* Saw quote? */ | |
910 | int dolinks, /* Do hyperlinks to other man pages? */ | |
911 | link = 0; /* Doing a link now? */ | |
912 | ||
913 | ||
914 | /* | |
915 | * Skip leading whitespace... | |
916 | */ | |
917 | ||
918 | while (isspace(*s & 255)) | |
919 | s ++; | |
920 | ||
921 | dolinks = first && !strcmp(first, "b") && !second; | |
922 | ||
923 | while (*s) | |
924 | { | |
925 | if (!i && dolinks) | |
926 | { | |
927 | /* | |
928 | * See if we need to make a link to a man page... | |
929 | */ | |
930 | ||
931 | const char *end; /* End of current word */ | |
932 | const char *next; /* Start of next word */ | |
933 | ||
934 | for (end = s; *end && !isspace(*end & 255); end ++); | |
935 | for (next = end; isspace(*next & 255); next ++); | |
936 | ||
937 | if (isalnum(*s & 255) && *next == '(') | |
938 | { | |
939 | /* | |
940 | * See if the man file is available locally... | |
941 | */ | |
942 | ||
943 | char name[1024], /* Name */ | |
944 | manfile[1024], /* Man page filename */ | |
945 | manurl[1024]; /* Man page URL */ | |
946 | ||
947 | strlcpy(name, s, sizeof(name)); | |
948 | if ((size_t)(end - s) < sizeof(name)) | |
949 | name[end - s] = '\0'; | |
950 | ||
951 | snprintf(manfile, sizeof(manfile), "%s.man", name); | |
952 | snprintf(manurl, sizeof(manurl), "man-%s.html?TOPIC=Man+Pages", name); | |
953 | ||
954 | if (!access(manfile, 0)) | |
955 | { | |
956 | /* | |
957 | * Local man page, do a link... | |
958 | */ | |
959 | ||
960 | fprintf(fp, "<a href=\"%s\">", manurl); | |
961 | link = 1; | |
962 | } | |
963 | } | |
964 | } | |
965 | ||
966 | if (!i && first) | |
967 | fprintf(fp, "<%s>", first); | |
968 | else if (i && second) | |
969 | fprintf(fp, "<%s>", second); | |
970 | ||
971 | while ((!isspace(*s & 255) || quote) && *s) | |
972 | { | |
973 | if (*s == '\"') | |
974 | quote = !quote; | |
975 | ||
976 | if (*s == '\\' && s[1]) | |
977 | { | |
978 | s ++; | |
979 | html_putc(*s++, fp); | |
980 | } | |
981 | else | |
982 | html_putc(*s++, fp); | |
983 | } | |
984 | ||
985 | if (!i && first) | |
986 | fprintf(fp, "</%s>", first); | |
987 | else if (i && second) | |
988 | fprintf(fp, "</%s>", second); | |
989 | ||
990 | if (i && link) | |
991 | { | |
992 | fputs("</a>", fp); | |
993 | link = 0; | |
994 | } | |
995 | ||
996 | i = 1 - i; | |
997 | ||
998 | /* | |
999 | * Skip trailing whitespace... | |
1000 | */ | |
1001 | ||
1002 | while (isspace(*s & 255)) | |
1003 | s ++; | |
1004 | } | |
1005 | ||
1006 | putc('\n', fp); | |
1007 | } | |
1008 | ||
1009 | /* | |
1010 | * 'html_fputs()' - Output a string, quoting as needed HTML entities. | |
1011 | */ | |
1012 | ||
1013 | static void | |
1014 | html_fputs(const char *s, /* I - String */ | |
1015 | int *font, /* IO - Font */ | |
1016 | FILE *fp) /* I - File */ | |
1017 | { | |
1018 | while (*s) | |
1019 | { | |
1020 | if (*s == '\\') | |
1021 | { | |
1022 | s ++; | |
1023 | if (!*s) | |
1024 | break; | |
1025 | ||
1026 | if (*s == 'f') | |
1027 | { | |
1028 | int newfont; /* New font */ | |
1029 | ||
1030 | s ++; | |
1031 | if (!*s) | |
1032 | break; | |
1033 | ||
1034 | if (!font) | |
1035 | { | |
1036 | s ++; | |
1037 | continue; | |
1038 | } | |
1039 | ||
1040 | switch (*s++) | |
1041 | { | |
1042 | case 'R' : | |
1043 | case 'P' : | |
1044 | newfont = 0; | |
1045 | break; | |
1046 | ||
1047 | case 'b' : | |
1048 | case 'B' : | |
1049 | newfont = 1; | |
1050 | break; | |
1051 | ||
1052 | case 'i' : | |
1053 | case 'I' : | |
1054 | newfont = 2; | |
1055 | break; | |
1056 | ||
1057 | default : | |
1058 | fprintf(stderr, "mantohtml: Unknown font \"\\f%c\" ignored.\n", s[-1]); | |
1059 | newfont = *font; | |
1060 | break; | |
1061 | } | |
1062 | ||
1063 | if (newfont != *font) | |
1064 | { | |
1065 | fputs(end_fonts[*font], fp); | |
1066 | *font = newfont; | |
1067 | fputs(start_fonts[*font], fp); | |
1068 | } | |
1069 | } | |
1070 | else if (*s == '*') | |
1071 | { | |
1072 | /* | |
1073 | * Substitute macro... | |
1074 | */ | |
1075 | ||
1076 | s ++; | |
1077 | if (!*s) | |
1078 | break; | |
1079 | ||
1080 | switch (*s++) | |
1081 | { | |
1082 | case 'R' : | |
1083 | fputs("®", fp); | |
1084 | break; | |
1085 | ||
1086 | case '(' : | |
1087 | if (!strncmp(s, "lq", 2)) | |
1088 | fputs("“", fp); | |
1089 | else if (!strncmp(s, "rq", 2)) | |
1090 | fputs("”", fp); | |
1091 | else if (!strncmp(s, "Tm", 2)) | |
1092 | fputs("<sup>TM</sup>", fp); | |
1093 | else | |
1094 | fprintf(stderr, "mantohtml: Unknown macro \"\\*(%2s\" ignored.\n", s); | |
1095 | ||
1096 | if (*s) | |
1097 | s ++; | |
1098 | if (*s) | |
1099 | s ++; | |
1100 | break; | |
1101 | ||
1102 | default : | |
1103 | fprintf(stderr, "mantohtml: Unknown macro \"\\*%c\" ignored.\n", s[-1]); | |
1104 | break; | |
1105 | } | |
1106 | } | |
1107 | else if (*s == '(') | |
1108 | { | |
1109 | if (!strncmp(s, "(em", 3)) | |
1110 | { | |
1111 | fputs("—", fp); | |
1112 | s += 3; | |
1113 | } | |
1114 | else if (!strncmp(s, "(en", 3)) | |
1115 | { | |
1116 | fputs("–", fp); | |
1117 | s += 3; | |
1118 | } | |
1119 | else | |
1120 | { | |
1121 | putc(*s, fp); | |
1122 | s ++; | |
1123 | } | |
1124 | } | |
1125 | else if (*s == '[') | |
1126 | { | |
1127 | /* | |
1128 | * Substitute escaped character... | |
1129 | */ | |
1130 | ||
1131 | s ++; | |
1132 | if (!strncmp(s, "co]", 3)) | |
1133 | fputs("©", fp); | |
1134 | else if (!strncmp(s, "de]", 3)) | |
1135 | fputs("°", fp); | |
1136 | else if (!strncmp(s, "rg]", 3)) | |
1137 | fputs("®", fp); | |
1138 | else if (!strncmp(s, "tm]", 3)) | |
1139 | fputs("<sup>TM</sup>", fp); | |
1140 | ||
1141 | if (*s) | |
1142 | s ++; | |
1143 | if (*s) | |
1144 | s ++; | |
1145 | if (*s) | |
1146 | s ++; | |
1147 | } | |
1148 | else if (isdigit(s[0]) && isdigit(s[1]) && | |
1149 | isdigit(s[2])) | |
1150 | { | |
1151 | fprintf(fp, "&#%d;", ((s[0] - '0') * 8 + s[1] - '0') * 8 + s[2] - '0'); | |
1152 | s += 3; | |
1153 | } | |
1154 | else | |
1155 | { | |
1156 | if (*s != '\\' && *s != '\"' && *s != '\'' && *s != '-') | |
1157 | { | |
1158 | fprintf(stderr, "mantohtml: Unrecognized escape \"\\%c\" ignored.\n", *s); | |
1159 | html_putc('\\', fp); | |
1160 | } | |
1161 | ||
1162 | html_putc(*s++, fp); | |
1163 | } | |
1164 | } | |
1165 | else if (!strncmp(s, "http://", 7) || !strncmp(s, "https://", 8) || !strncmp(s, "ftp://", 6)) | |
1166 | { | |
1167 | /* | |
1168 | * Embed URL... | |
1169 | */ | |
1170 | ||
1171 | char temp[1024]; /* Temporary string */ | |
1172 | const char *end = s + 6; /* End of URL */ | |
1173 | ||
1174 | while (*end && !isspace(*end & 255)) | |
1175 | end ++; | |
1176 | ||
1177 | if (end[-1] == ',' || end[-1] == '.' || end[-1] == ')') | |
1178 | end --; | |
1179 | ||
1180 | strlcpy(temp, s, sizeof(temp)); | |
1181 | if ((size_t)(end -s) < sizeof(temp)) | |
1182 | temp[end - s] = '\0'; | |
1183 | ||
1184 | fprintf(fp, "<a href=\"%s\">%s</a>", temp, temp); | |
1185 | s = end; | |
1186 | } | |
1187 | else | |
1188 | html_putc(*s++ & 255, fp); | |
1189 | } | |
1190 | } | |
1191 | ||
1192 | ||
1193 | /* | |
1194 | * 'html_putc()' - Put a single character, using entities as needed. | |
1195 | */ | |
1196 | ||
1197 | static void | |
1198 | html_putc(int ch, /* I - Character */ | |
1199 | FILE *fp) /* I - File */ | |
1200 | { | |
1201 | if (ch == '&') | |
1202 | fputs("&", fp); | |
1203 | else if (ch == '<') | |
1204 | fputs("<", fp); | |
1205 | else | |
1206 | putc(ch, fp); | |
1207 | } | |
1208 | ||
1209 | ||
1210 | /* | |
1211 | * 'strmove()' - Move characters within a string. | |
1212 | */ | |
1213 | ||
1214 | static void | |
1215 | strmove(char *d, /* I - Destination */ | |
1216 | const char *s) /* I - Source */ | |
1217 | { | |
1218 | while (*s) | |
1219 | *d++ = *s++; | |
1220 | ||
1221 | *d = '\0'; | |
1222 | } |