Annotation of mandoc/mdoc_man.c, Revision 1.6
1.6 ! kristaps 1: /* $Id: mdoc_man.c,v 1.5 2011/10/08 09:58:29 kristaps Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
17: #include <stdio.h>
18: #include <string.h>
19:
20: #include "mandoc.h"
1.4 kristaps 21: #include "man.h"
1.1 schwarze 22: #include "mdoc.h"
23: #include "main.h"
24:
1.5 kristaps 25: #define DECL_ARGS const struct mdoc_meta *m, \
26: const struct mdoc_node *n, \
27: struct mman *mm
1.1 schwarze 28:
1.5 kristaps 29: struct mman {
30: int need_space; /* next word needs prior ws */
31: int need_nl; /* next word needs prior nl */
32: };
1.1 schwarze 33:
34: struct manact {
1.5 kristaps 35: int (*cond)(DECL_ARGS); /* DON'T run actions */
36: int (*pre)(DECL_ARGS); /* pre-node action */
37: void (*post)(DECL_ARGS); /* post-node action */
38: const char *prefix; /* pre-node string constant */
39: const char *suffix; /* post-node string constant */
1.1 schwarze 40: };
41:
1.5 kristaps 42: static int cond_body(DECL_ARGS);
1.1 schwarze 43: static int cond_head(DECL_ARGS);
1.5 kristaps 44: static void post_bd(DECL_ARGS);
45: static void post_dl(DECL_ARGS);
1.1 schwarze 46: static void post_enc(DECL_ARGS);
1.5 kristaps 47: static void post_nm(DECL_ARGS);
1.1 schwarze 48: static void post_percent(DECL_ARGS);
1.5 kristaps 49: static void post_pf(DECL_ARGS);
1.3 schwarze 50: static void post_sect(DECL_ARGS);
1.5 kristaps 51: static void post_sp(DECL_ARGS);
1.3 schwarze 52: static int pre_ap(DECL_ARGS);
53: static int pre_bd(DECL_ARGS);
54: static int pre_br(DECL_ARGS);
1.1 schwarze 55: static int pre_dl(DECL_ARGS);
1.5 kristaps 56: static int pre_enc(DECL_ARGS);
1.1 schwarze 57: static int pre_it(DECL_ARGS);
58: static int pre_nm(DECL_ARGS);
59: static int pre_ns(DECL_ARGS);
60: static int pre_pp(DECL_ARGS);
1.3 schwarze 61: static int pre_sp(DECL_ARGS);
1.5 kristaps 62: static int pre_sect(DECL_ARGS);
1.1 schwarze 63: static int pre_xr(DECL_ARGS);
1.5 kristaps 64: static void print_word(struct mman *, const char *);
65: static void print_node(DECL_ARGS);
1.1 schwarze 66:
1.3 schwarze 67: static const struct manact manacts[MDOC_MAX + 1] = {
68: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
69: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
70: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.1 schwarze 71: { NULL, NULL, NULL, NULL, NULL }, /* _Os */
1.3 schwarze 72: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
73: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 74: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 75: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 76: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 77: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
78: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
79: { NULL, NULL, NULL, NULL, NULL }, /* Bl */
80: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.1 schwarze 81: { NULL, pre_it, NULL, NULL, NULL }, /* _It */
82: { NULL, NULL, NULL, NULL, NULL }, /* _Ad */
83: { NULL, NULL, NULL, NULL, NULL }, /* _An */
84: { NULL, pre_enc, post_enc, "\\fI", "\\fP" }, /* Ar */
85: { NULL, NULL, NULL, NULL, NULL }, /* _Cd */
86: { NULL, pre_enc, post_enc, "\\fB", "\\fP" }, /* Cm */
87: { NULL, NULL, NULL, NULL, NULL }, /* _Dv */
88: { NULL, NULL, NULL, NULL, NULL }, /* _Er */
89: { NULL, NULL, NULL, NULL, NULL }, /* _Ev */
90: { NULL, pre_enc, post_enc, "The \\fB",
91: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
92: }, /* Ex */
93: { NULL, NULL, NULL, NULL, NULL }, /* _Fa */
94: { NULL, NULL, NULL, NULL, NULL }, /* _Fd */
95: { NULL, pre_enc, post_enc, "\\fB-", "\\fP" }, /* Fl */
96: { NULL, NULL, NULL, NULL, NULL }, /* _Fn */
97: { NULL, NULL, NULL, NULL, NULL }, /* _Ft */
1.3 schwarze 98: { NULL, pre_enc, post_enc, "\\fB", "\\fP" }, /* Ic */
1.1 schwarze 99: { NULL, NULL, NULL, NULL, NULL }, /* _In */
100: { NULL, NULL, NULL, NULL, NULL }, /* _Li */
101: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
102: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
103: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
104: { NULL, NULL, NULL, NULL, NULL }, /* _Ot */
105: { NULL, pre_enc, post_enc, "\\fI", "\\fP" }, /* _Pa */
1.6 ! kristaps 106: { NULL, pre_enc, post_enc, "The \\fB",
! 107: "\\fP\nfunction returns the value 0 if successful;\n"
! 108: "otherwise the value -1 is returned and the global\n"
! 109: "variable \\fIerrno\\fP is set to indicate the error."
! 110: }, /* Rv */
1.1 schwarze 111: { NULL, NULL, NULL, NULL, NULL }, /* _St */
112: { NULL, NULL, NULL, NULL, NULL }, /* _Va */
113: { NULL, NULL, NULL, NULL, NULL }, /* _Vt */
114: { NULL, pre_xr, NULL, NULL, NULL }, /* _Xr */
115: { NULL, NULL, post_percent, NULL, NULL }, /* _%A */
116: { NULL, NULL, NULL, NULL, NULL }, /* _%B */
117: { NULL, NULL, post_percent, NULL, NULL }, /* _%D */
118: { NULL, NULL, NULL, NULL, NULL }, /* _%I */
119: { NULL, pre_enc, post_percent, "\\fI", "\\fP" }, /* %J */
120: { NULL, NULL, NULL, NULL, NULL }, /* _%N */
121: { NULL, NULL, NULL, NULL, NULL }, /* _%O */
122: { NULL, NULL, NULL, NULL, NULL }, /* _%P */
123: { NULL, NULL, NULL, NULL, NULL }, /* _%R */
124: { NULL, pre_enc, post_percent, "\"", "\"" }, /* %T */
125: { NULL, NULL, NULL, NULL, NULL }, /* _%V */
126: { NULL, NULL, NULL, NULL, NULL }, /* _Ac */
127: { NULL, NULL, NULL, NULL, NULL }, /* _Ao */
128: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
129: { NULL, NULL, NULL, NULL, NULL }, /* _At */
1.3 schwarze 130: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.1 schwarze 131: { NULL, NULL, NULL, NULL, NULL }, /* _Bf */
1.3 schwarze 132: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
133: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.1 schwarze 134: { NULL, NULL, NULL, NULL, NULL }, /* _Bsx */
135: { NULL, NULL, NULL, NULL, NULL }, /* _Bx */
136: { NULL, NULL, NULL, NULL, NULL }, /* _Db */
137: { NULL, NULL, NULL, NULL, NULL }, /* _Dc */
138: { NULL, NULL, NULL, NULL, NULL }, /* _Do */
139: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
140: { NULL, NULL, NULL, NULL, NULL }, /* _Ec */
141: { NULL, NULL, NULL, NULL, NULL }, /* _Ef */
1.3 schwarze 142: { NULL, pre_enc, post_enc, "\\fI", "\\fP" }, /* Em */
1.1 schwarze 143: { NULL, NULL, NULL, NULL, NULL }, /* _Eo */
144: { NULL, NULL, NULL, NULL, NULL }, /* _Fx */
145: { NULL, NULL, NULL, NULL, NULL }, /* _Ms */
146: { NULL, NULL, NULL, NULL, NULL }, /* _No */
147: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
148: { NULL, NULL, NULL, NULL, NULL }, /* _Nx */
149: { NULL, NULL, NULL, NULL, NULL }, /* _Ox */
1.3 schwarze 150: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
151: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
152: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
153: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.1 schwarze 154: { NULL, NULL, NULL, NULL, NULL }, /* _Qc */
155: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
156: { NULL, NULL, NULL, NULL, NULL }, /* _Qo */
157: { NULL, NULL, NULL, NULL, NULL }, /* _Qq */
158: { NULL, NULL, NULL, NULL, NULL }, /* _Re */
159: { cond_body, pre_pp, NULL, NULL, NULL }, /* Rs */
160: { NULL, NULL, NULL, NULL, NULL }, /* _Sc */
161: { NULL, NULL, NULL, NULL, NULL }, /* _So */
162: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
163: { NULL, NULL, NULL, NULL, NULL }, /* _Sm */
1.3 schwarze 164: { NULL, pre_enc, post_enc, "\\fI", "\\fP" }, /* Sx */
165: { NULL, pre_enc, post_enc, "\\fB", "\\fP" }, /* Sy */
1.1 schwarze 166: { NULL, NULL, NULL, NULL, NULL }, /* _Tn */
167: { NULL, NULL, NULL, NULL, NULL }, /* _Ux */
168: { NULL, NULL, NULL, NULL, NULL }, /* _Xc */
169: { NULL, NULL, NULL, NULL, NULL }, /* _Xo */
170: { NULL, NULL, NULL, NULL, NULL }, /* _Fo */
171: { NULL, NULL, NULL, NULL, NULL }, /* _Fc */
1.3 schwarze 172: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.1 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* _Oc */
174: { NULL, NULL, NULL, NULL, NULL }, /* _Bk */
175: { NULL, NULL, NULL, NULL, NULL }, /* _Ek */
176: { NULL, NULL, NULL, NULL, NULL }, /* _Bt */
177: { NULL, NULL, NULL, NULL, NULL }, /* _Hf */
178: { NULL, NULL, NULL, NULL, NULL }, /* _Fr */
179: { NULL, NULL, NULL, NULL, NULL }, /* _Ud */
180: { NULL, NULL, NULL, NULL, NULL }, /* _Lb */
1.3 schwarze 181: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.1 schwarze 182: { NULL, NULL, NULL, NULL, NULL }, /* _Lk */
183: { NULL, NULL, NULL, NULL, NULL }, /* _Mt */
184: { NULL, NULL, NULL, NULL, NULL }, /* _Brq */
185: { NULL, NULL, NULL, NULL, NULL }, /* _Bro */
186: { NULL, NULL, NULL, NULL, NULL }, /* _Brc */
187: { NULL, NULL, NULL, NULL, NULL }, /* _%C */
188: { NULL, NULL, NULL, NULL, NULL }, /* _Es */
189: { NULL, NULL, NULL, NULL, NULL }, /* _En */
190: { NULL, NULL, NULL, NULL, NULL }, /* _Dx */
191: { NULL, NULL, NULL, NULL, NULL }, /* _%Q */
1.3 schwarze 192: { NULL, pre_br, NULL, NULL, NULL }, /* br */
193: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.1 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* _%U */
195: { NULL, NULL, NULL, NULL, NULL }, /* _Ta */
1.3 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 197: };
198:
199: static void
1.5 kristaps 200: print_word(struct mman *mm, const char *s)
1.1 schwarze 201: {
1.5 kristaps 202:
203: if (mm->need_nl) {
204: /*
205: * If we need a newline, print it now and start afresh.
206: */
1.1 schwarze 207: putchar('\n');
1.5 kristaps 208: mm->need_space = 0;
209: mm->need_nl = 0;
210: } else if (mm->need_space && '\0' != s[0])
211: /*
212: * If we need a space, only print it before
213: * (1) a nonzero length word;
214: * (2) a word that is non-punctuation; and
215: * (3) if punctuation, non-terminating puncutation.
216: */
217: if (NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1])
218: putchar(' ');
219:
220: /*
221: * Reassign needing space if we're not following opening
222: * punctuation.
223: */
224: mm->need_space =
225: ('(' != s[0] && '[' != s[0]) || '\0' != s[1];
226:
1.1 schwarze 227: for ( ; *s; s++) {
228: switch (*s) {
229: case (ASCII_NBRSP):
230: printf("\\~");
231: break;
232: case (ASCII_HYPH):
233: putchar('-');
234: break;
235: default:
1.5 kristaps 236: putchar((unsigned char)*s);
1.1 schwarze 237: break;
238: }
239: }
1.4 kristaps 240: }
241:
242: void
243: man_man(void *arg, const struct man *man)
244: {
245:
1.5 kristaps 246: /*
247: * Dump the keep buffer.
248: * We're guaranteed by now that this exists (is non-NULL).
249: * Flush stdout afterward, just in case.
250: */
1.4 kristaps 251: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 252: fflush(stdout);
1.1 schwarze 253: }
254:
255: void
256: man_mdoc(void *arg, const struct mdoc *mdoc)
257: {
258: const struct mdoc_meta *m;
259: const struct mdoc_node *n;
1.5 kristaps 260: struct mman mm;
1.1 schwarze 261:
262: m = mdoc_meta(mdoc);
263: n = mdoc_node(mdoc);
264:
1.3 schwarze 265: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"",
1.5 kristaps 266: m->title, m->msec, m->date, m->os, m->vol);
1.1 schwarze 267:
1.5 kristaps 268: memset(&mm, 0, sizeof(struct mman));
269:
270: mm.need_nl = 1;
271: print_node(m, n, &mm);
1.3 schwarze 272: putchar('\n');
1.1 schwarze 273: }
274:
275: static void
276: print_node(DECL_ARGS)
277: {
278: const struct mdoc_node *prev, *sub;
1.5 kristaps 279: const struct manact *act;
1.1 schwarze 280: int cond, do_sub;
1.5 kristaps 281:
282: /*
283: * Break the line if we were parsed subsequent the current node.
284: * This makes the page structure be more consistent.
285: */
1.1 schwarze 286: prev = n->prev ? n->prev : n->parent;
287: if (prev && prev->line < n->line)
1.5 kristaps 288: mm->need_nl = 1;
1.1 schwarze 289:
1.5 kristaps 290: act = NULL;
1.1 schwarze 291: cond = 0;
292: do_sub = 1;
1.5 kristaps 293:
1.1 schwarze 294: if (MDOC_TEXT == n->type) {
1.5 kristaps 295: /*
296: * Make sure that we don't happen to start with a
297: * control character at the start of a line.
298: */
299: if (mm->need_nl && ('.' == *n->string ||
300: '\'' == *n->string)) {
301: print_word(mm, "\\&");
302: mm->need_space = 0;
1.3 schwarze 303: }
1.5 kristaps 304: print_word(mm, n->string);
1.1 schwarze 305: } else {
1.5 kristaps 306: /*
307: * Conditionally run the pre-node action handler for a
308: * node.
309: */
1.1 schwarze 310: act = manacts + n->tok;
1.5 kristaps 311: cond = NULL == act->cond || (*act->cond)(m, n, mm);
1.1 schwarze 312: if (cond && act->pre)
1.5 kristaps 313: do_sub = (*act->pre)(m, n, mm);
1.1 schwarze 314: }
315:
1.5 kristaps 316: /*
317: * Conditionally run all child nodes.
318: * Note that this iterates over children instead of using
319: * recursion. This prevents unnecessary depth in the stack.
320: */
1.1 schwarze 321: if (do_sub)
322: for (sub = n->child; sub; sub = sub->next)
1.5 kristaps 323: print_node(m, sub, mm);
1.1 schwarze 324:
1.5 kristaps 325: /*
326: * Lastly, conditionally run the post-node handler.
327: */
1.1 schwarze 328: if (cond && act->post)
1.5 kristaps 329: (*act->post)(m, n, mm);
1.1 schwarze 330: }
331:
332: static int
333: cond_head(DECL_ARGS)
334: {
1.5 kristaps 335:
1.1 schwarze 336: return(MDOC_HEAD == n->type);
337: }
338:
339: static int
340: cond_body(DECL_ARGS)
341: {
1.5 kristaps 342:
1.1 schwarze 343: return(MDOC_BODY == n->type);
344: }
345:
1.5 kristaps 346: /*
347: * Output a font encoding before a node, e.g., \fR.
348: * This obviously has no trailing space.
349: */
1.1 schwarze 350: static int
351: pre_enc(DECL_ARGS)
352: {
1.5 kristaps 353: const char *prefix;
1.1 schwarze 354:
355: prefix = manacts[n->tok].prefix;
356: if (NULL == prefix)
357: return(1);
1.5 kristaps 358: print_word(mm, prefix);
359: mm->need_space = 0;
1.1 schwarze 360: return(1);
361: }
362:
1.5 kristaps 363: /*
364: * Output a font encoding subsequent a node, e.g., \fP.
365: */
1.1 schwarze 366: static void
367: post_enc(DECL_ARGS)
368: {
369: const char *suffix;
370:
371: suffix = manacts[n->tok].suffix;
372: if (NULL == suffix)
373: return;
1.5 kristaps 374: mm->need_space = 0;
375: print_word(mm, suffix);
1.1 schwarze 376: }
377:
1.5 kristaps 378: /*
379: * Used in listings (percent = %A, e.g.).
380: * FIXME: this is incomplete.
381: * It doesn't print a nice ", and" for lists.
382: */
1.1 schwarze 383: static void
384: post_percent(DECL_ARGS)
385: {
386:
1.5 kristaps 387: post_enc(m, n, mm);
1.1 schwarze 388: if (n->next)
1.5 kristaps 389: print_word(mm, ",");
1.1 schwarze 390: else {
1.5 kristaps 391: print_word(mm, ".");
392: mm->need_nl = 1;
1.1 schwarze 393: }
394: }
395:
1.5 kristaps 396: /*
397: * Print before a section header.
398: */
1.1 schwarze 399: static int
1.3 schwarze 400: pre_sect(DECL_ARGS)
401: {
402:
403: if (MDOC_HEAD != n->type)
404: return(1);
1.5 kristaps 405: mm->need_nl = 1;
406: print_word(mm, manacts[n->tok].prefix);
407: print_word(mm, "\"");
408: mm->need_space = 0;
1.3 schwarze 409: return(1);
410: }
411:
1.5 kristaps 412: /*
413: * Print subsequent a section header.
414: */
1.3 schwarze 415: static void
416: post_sect(DECL_ARGS)
417: {
418:
419: if (MDOC_HEAD != n->type)
420: return;
1.5 kristaps 421: mm->need_space = 0;
422: print_word(mm, "\"");
423: mm->need_nl = 1;
1.3 schwarze 424: }
425:
426: static int
427: pre_ap(DECL_ARGS)
428: {
429:
1.5 kristaps 430: mm->need_space = 0;
431: print_word(mm, "'");
432: mm->need_space = 0;
1.3 schwarze 433: return(0);
434: }
435:
436: static int
437: pre_bd(DECL_ARGS)
438: {
439:
440: if (DISP_unfilled == n->norm->Bd.type ||
441: DISP_literal == n->norm->Bd.type) {
1.5 kristaps 442: mm->need_nl = 1;
443: print_word(mm, ".nf");
1.3 schwarze 444: }
1.5 kristaps 445: mm->need_nl = 1;
1.3 schwarze 446: return(1);
447: }
448:
449: static void
450: post_bd(DECL_ARGS)
451: {
452:
453: if (DISP_unfilled == n->norm->Bd.type ||
454: DISP_literal == n->norm->Bd.type) {
1.5 kristaps 455: mm->need_nl = 1;
456: print_word(mm, ".fi");
1.3 schwarze 457: }
1.5 kristaps 458: mm->need_nl = 1;
1.3 schwarze 459: }
460:
461: static int
462: pre_br(DECL_ARGS)
463: {
464:
1.5 kristaps 465: mm->need_nl = 1;
466: print_word(mm, ".br");
467: mm->need_nl = 1;
1.3 schwarze 468: return(0);
469: }
470:
471: static int
1.1 schwarze 472: pre_dl(DECL_ARGS)
473: {
474:
1.5 kristaps 475: mm->need_nl = 1;
476: print_word(mm, ".RS 6n");
477: mm->need_nl = 1;
1.1 schwarze 478: return(1);
479: }
480:
481: static void
482: post_dl(DECL_ARGS)
483: {
484:
1.5 kristaps 485: mm->need_nl = 1;
486: print_word(mm, ".RE");
487: mm->need_nl = 1;
1.1 schwarze 488: }
489:
490: static int
491: pre_it(DECL_ARGS)
492: {
493: const struct mdoc_node *bln;
494:
495: if (MDOC_HEAD == n->type) {
1.5 kristaps 496: mm->need_nl = 1;
497: print_word(mm, ".TP");
1.1 schwarze 498: bln = n->parent->parent->prev;
1.3 schwarze 499: switch (bln->norm->Bl.type) {
500: case (LIST_bullet):
1.5 kristaps 501: print_word(mm, "4n");
502: mm->need_nl = 1;
503: print_word(mm, "\\fBo\\fP");
1.3 schwarze 504: break;
505: default:
506: if (bln->norm->Bl.width)
1.5 kristaps 507: print_word(mm, bln->norm->Bl.width);
1.3 schwarze 508: break;
509: }
1.5 kristaps 510: mm->need_nl = 1;
1.1 schwarze 511: }
512: return(1);
513: }
514:
515: static int
516: pre_nm(DECL_ARGS)
517: {
518:
519: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
520: return(1);
1.5 kristaps 521: print_word(mm, "\\fB");
522: mm->need_space = 0;
1.1 schwarze 523: if (NULL == n->child)
1.5 kristaps 524: print_word(mm, m->name);
1.1 schwarze 525: return(1);
526: }
527:
528: static void
529: post_nm(DECL_ARGS)
530: {
531:
532: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
533: return;
1.5 kristaps 534: mm->need_space = 0;
535: print_word(mm, "\\fP");
1.1 schwarze 536: }
537:
538: static int
539: pre_ns(DECL_ARGS)
540: {
541:
1.5 kristaps 542: mm->need_space = 0;
1.1 schwarze 543: return(0);
544: }
545:
1.3 schwarze 546: static void
547: post_pf(DECL_ARGS)
548: {
549:
1.5 kristaps 550: mm->need_space = 0;
1.3 schwarze 551: }
552:
1.1 schwarze 553: static int
554: pre_pp(DECL_ARGS)
555: {
556:
1.5 kristaps 557: mm->need_nl = 1;
1.1 schwarze 558: if (MDOC_It == n->parent->tok)
1.5 kristaps 559: print_word(mm, ".sp");
1.1 schwarze 560: else
1.5 kristaps 561: print_word(mm, ".PP");
562: mm->need_nl = 1;
1.1 schwarze 563: return(1);
564: }
565:
566: static int
1.3 schwarze 567: pre_sp(DECL_ARGS)
1.1 schwarze 568: {
569:
1.5 kristaps 570: mm->need_nl = 1;
571: print_word(mm, ".sp");
1.1 schwarze 572: return(1);
573: }
574:
575: static void
1.3 schwarze 576: post_sp(DECL_ARGS)
1.1 schwarze 577: {
578:
1.5 kristaps 579: mm->need_nl = 1;
1.1 schwarze 580: }
581:
582: static int
583: pre_xr(DECL_ARGS)
584: {
585:
586: n = n->child;
587: if (NULL == n)
588: return(0);
1.5 kristaps 589: print_node(m, n, mm);
1.1 schwarze 590: n = n->next;
591: if (NULL == n)
592: return(0);
1.5 kristaps 593: mm->need_space = 0;
594: print_word(mm, "(");
595: print_node(m, n, mm);
596: print_word(mm, ")");
1.1 schwarze 597: return(0);
598: }
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