Annotation of mandoc/mdoc_term.c, Revision 1.193
1.193 ! kristaps 1: /* $Id: mdoc_term.c,v 1.192 2010/10/01 21:51:13 schwarze Exp $ */
1.1 kristaps 2: /*
1.171 schwarze 3: * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.6 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.107 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.125 kristaps 31: #include "mandoc.h"
1.92 kristaps 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
34: #include "mdoc.h"
1.89 kristaps 35: #include "chars.h"
36: #include "main.h"
1.1 kristaps 37:
1.66 kristaps 38: #define INDENT 5
39: #define HALFINDENT 3
40:
1.1 kristaps 41: struct termpair {
42: struct termpair *ppair;
1.31 kristaps 43: int count;
1.1 kristaps 44: };
45:
1.31 kristaps 46: #define DECL_ARGS struct termp *p, \
47: struct termpair *pair, \
1.86 kristaps 48: const struct mdoc_meta *m, \
49: const struct mdoc_node *n
1.1 kristaps 50:
51: struct termact {
52: int (*pre)(DECL_ARGS);
53: void (*post)(DECL_ARGS);
54: };
55:
1.157 kristaps 56: static size_t a2width(const struct termp *, const char *);
57: static size_t a2height(const struct termp *, const char *);
58: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 59:
60: static void print_bvspace(struct termp *,
1.151 kristaps 61: const struct mdoc_node *,
1.96 kristaps 62: const struct mdoc_node *);
1.102 kristaps 63: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 64: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 65: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 66: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 67: static void synopsis_pre(struct termp *,
68: const struct mdoc_node *);
1.96 kristaps 69:
1.31 kristaps 70: static void termp____post(DECL_ARGS);
1.61 kristaps 71: static void termp_an_post(DECL_ARGS);
1.31 kristaps 72: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 73: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 74: static void termp_bl_post(DECL_ARGS);
75: static void termp_bx_post(DECL_ARGS);
76: static void termp_d1_post(DECL_ARGS);
77: static void termp_fo_post(DECL_ARGS);
78: static void termp_in_post(DECL_ARGS);
79: static void termp_it_post(DECL_ARGS);
80: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 81: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 82: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 83: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 84: static void termp_sh_post(DECL_ARGS);
85: static void termp_ss_post(DECL_ARGS);
86:
1.184 kristaps 87: static int termp__a_pre(DECL_ARGS);
1.61 kristaps 88: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 89: static int termp_ap_pre(DECL_ARGS);
90: static int termp_bd_pre(DECL_ARGS);
91: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 92: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 93: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 94: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_bt_pre(DECL_ARGS);
96: static int termp_cd_pre(DECL_ARGS);
97: static int termp_d1_pre(DECL_ARGS);
98: static int termp_ex_pre(DECL_ARGS);
99: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 100: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 101: static int termp_fl_pre(DECL_ARGS);
102: static int termp_fn_pre(DECL_ARGS);
103: static int termp_fo_pre(DECL_ARGS);
104: static int termp_ft_pre(DECL_ARGS);
1.192 schwarze 105: static int termp_igndelim_pre(DECL_ARGS);
1.31 kristaps 106: static int termp_in_pre(DECL_ARGS);
107: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 108: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 109: static int termp_lk_pre(DECL_ARGS);
110: static int termp_nd_pre(DECL_ARGS);
111: static int termp_nm_pre(DECL_ARGS);
112: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 113: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 114: static int termp_rs_pre(DECL_ARGS);
115: static int termp_rv_pre(DECL_ARGS);
116: static int termp_sh_pre(DECL_ARGS);
117: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 118: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 119: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 120: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 121: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 122: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 123: static int termp_xr_pre(DECL_ARGS);
124: static int termp_xx_pre(DECL_ARGS);
125:
1.70 kristaps 126: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 127: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 128: { NULL, NULL }, /* Dd */
129: { NULL, NULL }, /* Dt */
130: { NULL, NULL }, /* Os */
131: { termp_sh_pre, termp_sh_post }, /* Sh */
132: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 133: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 134: { termp_d1_pre, termp_d1_post }, /* D1 */
135: { termp_d1_pre, termp_d1_post }, /* Dl */
136: { termp_bd_pre, termp_bd_post }, /* Bd */
137: { NULL, NULL }, /* Ed */
1.115 kristaps 138: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 139: { NULL, NULL }, /* El */
140: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 141: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 142: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 143: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 144: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 145: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 146: { NULL, NULL }, /* Dv */
147: { NULL, NULL }, /* Er */
148: { NULL, NULL }, /* Ev */
149: { termp_ex_pre, NULL }, /* Ex */
150: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 151: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 152: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 153: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 154: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 155: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 156: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 157: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 158: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 159: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 160: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 161: { NULL, NULL }, /* Ot */
1.69 kristaps 162: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 163: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 164: { NULL, NULL }, /* St */
1.69 kristaps 165: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 166: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 167: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 168: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 169: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 170: { NULL, termp____post }, /* %D */
1.84 kristaps 171: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 172: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 173: { NULL, termp____post }, /* %N */
174: { NULL, termp____post }, /* %O */
175: { NULL, termp____post }, /* %P */
176: { NULL, termp____post }, /* %R */
1.117 kristaps 177: { termp_under_pre, termp____post }, /* %T */
1.1 kristaps 178: { NULL, termp____post }, /* %V */
179: { NULL, NULL }, /* Ac */
1.188 kristaps 180: { termp_quote_pre, termp_quote_post }, /* Ao */
181: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 182: { NULL, NULL }, /* At */
1.1 kristaps 183: { NULL, NULL }, /* Bc */
184: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 185: { termp_quote_pre, termp_quote_post }, /* Bo */
186: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 187: { termp_xx_pre, NULL }, /* Bsx */
1.1 kristaps 188: { NULL, termp_bx_post }, /* Bx */
189: { NULL, NULL }, /* Db */
190: { NULL, NULL }, /* Dc */
1.188 kristaps 191: { termp_quote_pre, termp_quote_post }, /* Do */
192: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 193: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 194: { NULL, NULL }, /* Ef */
1.69 kristaps 195: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 196: { NULL, NULL }, /* Eo */
1.26 kristaps 197: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 198: { termp_bold_pre, NULL }, /* Ms */
1.192 schwarze 199: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 200: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 201: { termp_xx_pre, NULL }, /* Nx */
202: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 203: { NULL, NULL }, /* Pc */
1.192 schwarze 204: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188 kristaps 205: { termp_quote_pre, termp_quote_post }, /* Po */
206: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 207: { NULL, NULL }, /* Qc */
1.188 kristaps 208: { termp_quote_pre, termp_quote_post }, /* Ql */
209: { termp_quote_pre, termp_quote_post }, /* Qo */
210: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 211: { NULL, NULL }, /* Re */
212: { termp_rs_pre, NULL }, /* Rs */
213: { NULL, NULL }, /* Sc */
1.188 kristaps 214: { termp_quote_pre, termp_quote_post }, /* So */
215: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 216: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 217: { termp_under_pre, NULL }, /* Sx */
218: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 219: { NULL, NULL }, /* Tn */
1.26 kristaps 220: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 221: { NULL, NULL }, /* Xc */
222: { NULL, NULL }, /* Xo */
223: { termp_fo_pre, termp_fo_post }, /* Fo */
224: { NULL, NULL }, /* Fc */
1.188 kristaps 225: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 226: { NULL, NULL }, /* Oc */
1.159 schwarze 227: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 228: { NULL, NULL }, /* Ek */
229: { termp_bt_pre, NULL }, /* Bt */
230: { NULL, NULL }, /* Hf */
231: { NULL, NULL }, /* Fr */
232: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 233: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 234: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 235: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 236: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 237: { termp_quote_pre, termp_quote_post }, /* Brq */
238: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 239: { NULL, NULL }, /* Brc */
1.83 kristaps 240: { NULL, termp____post }, /* %C */
1.81 kristaps 241: { NULL, NULL }, /* Es */ /* TODO */
242: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 243: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 244: { NULL, termp____post }, /* %Q */
1.76 kristaps 245: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 246: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 247: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 248: { NULL, NULL }, /* Ta */
1.1 kristaps 249: };
250:
251:
1.70 kristaps 252: void
1.89 kristaps 253: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 254: {
1.70 kristaps 255: const struct mdoc_node *n;
256: const struct mdoc_meta *m;
1.89 kristaps 257: struct termp *p;
258:
259: p = (struct termp *)arg;
1.111 kristaps 260:
261: p->overstep = 0;
1.123 joerg 262: p->maxrmargin = p->defrmargin;
1.157 kristaps 263: p->tabwidth = term_len(p, 5);
1.89 kristaps 264:
265: if (NULL == p->symtab)
266: switch (p->enc) {
267: case (TERMENC_ASCII):
268: p->symtab = chars_init(CHARS_ASCII);
269: break;
270: default:
271: abort();
272: /* NOTREACHED */
273: }
1.70 kristaps 274:
275: n = mdoc_node(mdoc);
276: m = mdoc_meta(mdoc);
1.146 schwarze 277:
278: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 279:
280: if (n->child)
1.102 kristaps 281: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 282:
283: term_end(p);
1.1 kristaps 284: }
285:
286:
1.3 kristaps 287: static void
1.102 kristaps 288: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 289: {
290:
1.102 kristaps 291: print_mdoc_node(p, pair, m, n);
1.86 kristaps 292: if (n->next)
1.102 kristaps 293: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 294: }
295:
296:
1.70 kristaps 297: /* ARGSUSED */
1.3 kristaps 298: static void
1.102 kristaps 299: print_mdoc_node(DECL_ARGS)
1.1 kristaps 300: {
1.102 kristaps 301: int chld;
302: const void *font;
1.1 kristaps 303: struct termpair npair;
1.30 kristaps 304: size_t offset, rmargin;
1.1 kristaps 305:
1.70 kristaps 306: chld = 1;
1.29 kristaps 307: offset = p->offset;
1.30 kristaps 308: rmargin = p->rmargin;
1.102 kristaps 309: font = term_fontq(p);
1.29 kristaps 310:
1.97 kristaps 311: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 312: npair.ppair = pair;
1.46 kristaps 313:
1.162 schwarze 314: if (MDOC_TEXT == n->type)
1.86 kristaps 315: term_word(p, n->string);
1.163 kristaps 316: else if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
1.162 schwarze 317: chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.172 kristaps 318:
319: /*
320: * Keeps only work until the end of a line. If a keep was
321: * invoked in a prior line, revert it to PREKEEP.
322: */
323:
324: if (TERMP_KEEP & p->flags) {
325: if (n->prev && n->prev->line != n->line) {
326: p->flags &= ~TERMP_KEEP;
327: p->flags |= TERMP_PREKEEP;
328: } else if (NULL == n->prev) {
329: if (n->parent && n->parent->line != n->line) {
330: p->flags &= ~TERMP_KEEP;
331: p->flags |= TERMP_PREKEEP;
332: }
333: }
334: }
1.102 kristaps 335:
1.86 kristaps 336: if (chld && n->child)
1.102 kristaps 337: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 338:
1.102 kristaps 339: term_fontpopq(p, font);
1.46 kristaps 340:
1.165 kristaps 341: if (MDOC_TEXT != n->type && termacts[n->tok].post &&
342: ! (MDOC_ENDED & n->flags)) {
343: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 344:
345: /*
346: * Explicit end tokens not only call the post
347: * handler, but also tell the respective block
348: * that it must not call the post handler again.
349: */
1.165 kristaps 350: if (ENDBODY_NOT != n->end)
1.162 schwarze 351: n->pending->flags |= MDOC_ENDED;
352:
353: /*
354: * End of line terminating an implicit block
355: * while an explicit block is still open.
356: * Continue the explicit block without spacing.
357: */
358: if (ENDBODY_NOSPACE == n->end)
359: p->flags |= TERMP_NOSPACE;
360: }
1.121 kristaps 361:
362: if (MDOC_EOS & n->flags)
363: p->flags |= TERMP_SENTENCE;
1.29 kristaps 364:
365: p->offset = offset;
1.30 kristaps 366: p->rmargin = rmargin;
1.1 kristaps 367: }
368:
369:
1.3 kristaps 370: static void
1.145 kristaps 371: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 372: {
1.98 kristaps 373: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 374: const struct mdoc_meta *m;
375:
376: m = (const struct mdoc_meta *)arg;
1.1 kristaps 377:
1.102 kristaps 378: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 379:
1.9 kristaps 380: /*
381: * Output the footer in new-groff style, that is, three columns
382: * with the middle being the manual date and flanking columns
383: * being the operating system:
384: *
385: * SYSTEM DATE SYSTEM
386: */
387:
1.94 kristaps 388: time2a(m->date, buf, DATESIZ);
1.98 kristaps 389: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 390:
391: term_vspace(p);
392:
1.9 kristaps 393: p->offset = 0;
1.157 kristaps 394: p->rmargin = (p->maxrmargin -
395: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 396: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
397:
398: term_word(p, os);
399: term_flushln(p);
400:
1.9 kristaps 401: p->offset = p->rmargin;
1.157 kristaps 402: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 403: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 404:
405: term_word(p, buf);
406: term_flushln(p);
407:
1.1 kristaps 408: p->offset = p->rmargin;
409: p->rmargin = p->maxrmargin;
410: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 411: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 412:
1.9 kristaps 413: term_word(p, os);
1.1 kristaps 414: term_flushln(p);
415:
1.9 kristaps 416: p->offset = 0;
417: p->rmargin = p->maxrmargin;
418: p->flags = 0;
1.1 kristaps 419: }
420:
421:
1.3 kristaps 422: static void
1.144 kristaps 423: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 424: {
1.98 kristaps 425: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 426: const struct mdoc_meta *m;
427:
428: m = (const struct mdoc_meta *)arg;
1.1 kristaps 429:
430: p->rmargin = p->maxrmargin;
431: p->offset = 0;
432:
433: /*
434: * The header is strange. It has three components, which are
435: * really two with the first duplicated. It goes like this:
436: *
437: * IDENTIFIER TITLE IDENTIFIER
438: *
439: * The IDENTIFIER is NAME(SECTION), which is the command-name
440: * (if given, or "unknown" if not) followed by the manual page
441: * section. These are given in `Dt'. The TITLE is a free-form
442: * string depending on the manual volume. If not specified, it
443: * switches on the manual section.
444: */
445:
1.86 kristaps 446: assert(m->vol);
1.98 kristaps 447: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 448:
1.86 kristaps 449: if (m->arch) {
1.98 kristaps 450: strlcat(buf, " (", BUFSIZ);
451: strlcat(buf, m->arch, BUFSIZ);
452: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 453: }
454:
1.124 kristaps 455: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 456:
457: p->offset = 0;
1.157 kristaps 458: p->rmargin = (p->maxrmargin -
459: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 460: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
461:
462: term_word(p, title);
463: term_flushln(p);
464:
465: p->offset = p->rmargin;
1.157 kristaps 466: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 467: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 468:
469: term_word(p, buf);
470: term_flushln(p);
471:
472: p->offset = p->rmargin;
473: p->rmargin = p->maxrmargin;
474: p->flags &= ~TERMP_NOBREAK;
475: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
476:
477: term_word(p, title);
478: term_flushln(p);
479:
1.9 kristaps 480: p->offset = 0;
1.1 kristaps 481: p->rmargin = p->maxrmargin;
482: p->flags &= ~TERMP_NOSPACE;
483: }
484:
485:
486: static size_t
1.157 kristaps 487: a2height(const struct termp *p, const char *v)
1.1 kristaps 488: {
1.92 kristaps 489: struct roffsu su;
1.91 kristaps 490:
1.157 kristaps 491: assert(v);
492: if ( ! a2roffsu(v, &su, SCALE_VS))
493: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 494:
1.157 kristaps 495: return(term_vspan(p, &su));
1.91 kristaps 496: }
1.1 kristaps 497:
1.40 kristaps 498:
1.91 kristaps 499: static size_t
1.157 kristaps 500: a2width(const struct termp *p, const char *v)
1.91 kristaps 501: {
1.92 kristaps 502: struct roffsu su;
1.1 kristaps 503:
1.154 kristaps 504: assert(v);
505: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 506: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 507:
1.157 kristaps 508: return(term_hspan(p, &su));
1.1 kristaps 509: }
510:
511:
512: static size_t
1.157 kristaps 513: a2offs(const struct termp *p, const char *v)
1.1 kristaps 514: {
1.92 kristaps 515: struct roffsu su;
1.1 kristaps 516:
1.148 kristaps 517: if ('\0' == *v)
1.91 kristaps 518: return(0);
1.148 kristaps 519: else if (0 == strcmp(v, "left"))
1.19 kristaps 520: return(0);
1.148 kristaps 521: else if (0 == strcmp(v, "indent"))
1.157 kristaps 522: return(term_len(p, INDENT + 1));
1.148 kristaps 523: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 524: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 525: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 526: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 527:
1.157 kristaps 528: return(term_hspan(p, &su));
1.1 kristaps 529: }
530:
531:
1.108 kristaps 532: /*
533: * Determine how much space to print out before block elements of `It'
534: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
535: * too.
536: */
1.54 kristaps 537: static void
1.151 kristaps 538: print_bvspace(struct termp *p,
539: const struct mdoc_node *bl,
540: const struct mdoc_node *n)
1.1 kristaps 541: {
1.86 kristaps 542: const struct mdoc_node *nn;
1.1 kristaps 543:
544: term_newln(p);
1.150 kristaps 545:
1.165 kristaps 546: if (MDOC_Bd == bl->tok && bl->data.Bd->comp)
1.150 kristaps 547: return;
1.165 kristaps 548: if (MDOC_Bl == bl->tok && bl->data.Bl->comp)
1.54 kristaps 549: return;
550:
1.85 kristaps 551: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 552:
1.86 kristaps 553: for (nn = n; nn; nn = nn->parent) {
554: if (MDOC_BLOCK != nn->type)
1.1 kristaps 555: continue;
1.86 kristaps 556: if (MDOC_Ss == nn->tok)
1.54 kristaps 557: return;
1.86 kristaps 558: if (MDOC_Sh == nn->tok)
1.54 kristaps 559: return;
1.86 kristaps 560: if (NULL == nn->prev)
1.1 kristaps 561: continue;
562: break;
563: }
564:
1.85 kristaps 565: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 566:
1.165 kristaps 567: if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type)
1.86 kristaps 568: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 569: return;
570:
1.85 kristaps 571: /* A `-diag' without body does not vspace. */
572:
1.165 kristaps 573: if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl->type)
1.86 kristaps 574: if (n->prev && MDOC_It == n->prev->tok) {
575: assert(n->prev->body);
576: if (NULL == n->prev->body->child)
1.55 kristaps 577: return;
578: }
579:
1.54 kristaps 580: term_vspace(p);
1.1 kristaps 581: }
582:
583:
584: /* ARGSUSED */
585: static int
586: termp_it_pre(DECL_ARGS)
587: {
1.86 kristaps 588: const struct mdoc_node *bl, *nn;
1.1 kristaps 589: char buf[7];
1.170 kristaps 590: int i;
1.108 kristaps 591: size_t width, offset, ncols, dcol;
1.126 kristaps 592: enum mdoc_list type;
1.1 kristaps 593:
1.86 kristaps 594: if (MDOC_BLOCK == n->type) {
1.151 kristaps 595: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 596: return(1);
597: }
1.1 kristaps 598:
1.86 kristaps 599: bl = n->parent->parent->parent;
1.165 kristaps 600: assert(bl->data.Bl);
601: type = bl->data.Bl->type;
1.1 kristaps 602:
1.108 kristaps 603: /*
604: * First calculate width and offset. This is pretty easy unless
605: * we're a -column list, in which case all prior columns must
606: * be accounted for.
607: */
608:
609: width = offset = 0;
610:
1.165 kristaps 611: if (bl->data.Bl->offs)
612: offset = a2offs(p, bl->data.Bl->offs);
1.152 kristaps 613:
1.1 kristaps 614: switch (type) {
1.126 kristaps 615: case (LIST_column):
1.134 kristaps 616: if (MDOC_HEAD == n->type)
1.1 kristaps 617: break;
1.155 kristaps 618:
1.105 kristaps 619: /*
1.108 kristaps 620: * Imitate groff's column handling:
621: * - For each earlier column, add its width.
622: * - For less than 5 columns, add four more blanks per
623: * column.
624: * - For exactly 5 columns, add three more blank per
625: * column.
626: * - For more than 5 columns, add only one column.
1.105 kristaps 627: */
1.170 kristaps 628: ncols = bl->data.Bl->ncols;
629:
1.108 kristaps 630: /* LINTED */
1.157 kristaps 631: dcol = ncols < 5 ? term_len(p, 4) :
632: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 633:
1.134 kristaps 634: /*
635: * Calculate the offset by applying all prior MDOC_BODY,
636: * so we stop at the MDOC_HEAD (NULL == nn->prev).
637: */
638:
1.108 kristaps 639: for (i = 0, nn = n->prev;
1.134 kristaps 640: nn->prev && i < (int)ncols;
1.108 kristaps 641: nn = nn->prev, i++)
642: offset += dcol + a2width
1.170 kristaps 643: (p, bl->data.Bl->cols[i]);
1.105 kristaps 644:
645: /*
1.108 kristaps 646: * When exceeding the declared number of columns, leave
647: * the remaining widths at 0. This will later be
648: * adjusted to the default width of 10, or, for the last
649: * column, stretched to the right margin.
1.58 kristaps 650: */
1.108 kristaps 651: if (i >= (int)ncols)
652: break;
1.58 kristaps 653:
1.105 kristaps 654: /*
1.108 kristaps 655: * Use the declared column widths, extended as explained
656: * in the preceding paragraph.
1.105 kristaps 657: */
1.170 kristaps 658: width = a2width(p, bl->data.Bl->cols[i]) + dcol;
1.1 kristaps 659: break;
660: default:
1.165 kristaps 661: if (NULL == bl->data.Bl->width)
1.108 kristaps 662: break;
663:
664: /*
665: * Note: buffer the width by 2, which is groff's magic
666: * number for buffering single arguments. See the above
667: * handling for column for how this changes.
668: */
1.165 kristaps 669: assert(bl->data.Bl->width);
670: width = a2width(p, bl->data.Bl->width) + term_len(p, 2);
1.1 kristaps 671: break;
672: }
673:
674: /*
675: * List-type can override the width in the case of fixed-head
676: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 677: * offset.
1.1 kristaps 678: */
679:
680: switch (type) {
1.126 kristaps 681: case (LIST_bullet):
1.1 kristaps 682: /* FALLTHROUGH */
1.126 kristaps 683: case (LIST_dash):
1.1 kristaps 684: /* FALLTHROUGH */
1.126 kristaps 685: case (LIST_hyphen):
1.157 kristaps 686: if (width < term_len(p, 4))
687: width = term_len(p, 4);
1.1 kristaps 688: break;
1.126 kristaps 689: case (LIST_enum):
1.157 kristaps 690: if (width < term_len(p, 5))
691: width = term_len(p, 5);
1.17 kristaps 692: break;
1.126 kristaps 693: case (LIST_hang):
1.39 kristaps 694: if (0 == width)
1.157 kristaps 695: width = term_len(p, 8);
1.39 kristaps 696: break;
1.126 kristaps 697: case (LIST_column):
1.49 kristaps 698: /* FALLTHROUGH */
1.126 kristaps 699: case (LIST_tag):
1.1 kristaps 700: if (0 == width)
1.157 kristaps 701: width = term_len(p, 10);
1.1 kristaps 702: break;
703: default:
704: break;
705: }
706:
707: /*
1.17 kristaps 708: * Whitespace control. Inset bodies need an initial space,
709: * while diagonal bodies need two.
1.1 kristaps 710: */
711:
1.51 kristaps 712: p->flags |= TERMP_NOSPACE;
713:
1.1 kristaps 714: switch (type) {
1.126 kristaps 715: case (LIST_diag):
1.86 kristaps 716: if (MDOC_BODY == n->type)
1.62 kristaps 717: term_word(p, "\\ \\ ");
1.51 kristaps 718: break;
1.126 kristaps 719: case (LIST_inset):
1.86 kristaps 720: if (MDOC_BODY == n->type)
1.51 kristaps 721: term_word(p, "\\ ");
1.1 kristaps 722: break;
723: default:
724: break;
725: }
726:
1.51 kristaps 727: p->flags |= TERMP_NOSPACE;
728:
1.1 kristaps 729: switch (type) {
1.126 kristaps 730: case (LIST_diag):
1.86 kristaps 731: if (MDOC_HEAD == n->type)
1.102 kristaps 732: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 733: break;
734: default:
735: break;
736: }
737:
738: /*
1.109 kristaps 739: * Pad and break control. This is the tricky part. These flags
740: * are documented in term_flushln() in term.c. Note that we're
741: * going to unset all of these flags in termp_it_post() when we
742: * exit.
1.1 kristaps 743: */
744:
745: switch (type) {
1.126 kristaps 746: case (LIST_bullet):
1.1 kristaps 747: /* FALLTHROUGH */
1.126 kristaps 748: case (LIST_dash):
1.1 kristaps 749: /* FALLTHROUGH */
1.126 kristaps 750: case (LIST_enum):
1.1 kristaps 751: /* FALLTHROUGH */
1.126 kristaps 752: case (LIST_hyphen):
1.86 kristaps 753: if (MDOC_HEAD == n->type)
1.39 kristaps 754: p->flags |= TERMP_NOBREAK;
755: else
756: p->flags |= TERMP_NOLPAD;
757: break;
1.126 kristaps 758: case (LIST_hang):
1.86 kristaps 759: if (MDOC_HEAD == n->type)
1.39 kristaps 760: p->flags |= TERMP_NOBREAK;
761: else
762: p->flags |= TERMP_NOLPAD;
763:
1.86 kristaps 764: if (MDOC_HEAD != n->type)
1.59 kristaps 765: break;
766:
767: /*
768: * This is ugly. If `-hang' is specified and the body
769: * is a `Bl' or `Bd', then we want basically to nullify
770: * the "overstep" effect in term_flushln() and treat
771: * this as a `-ohang' list instead.
772: */
1.86 kristaps 773: if (n->next->child &&
774: (MDOC_Bl == n->next->child->tok ||
775: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 776: p->flags &= ~TERMP_NOBREAK;
777: p->flags &= ~TERMP_NOLPAD;
778: } else
1.39 kristaps 779: p->flags |= TERMP_HANG;
780: break;
1.126 kristaps 781: case (LIST_tag):
1.86 kristaps 782: if (MDOC_HEAD == n->type)
1.51 kristaps 783: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 784: else
785: p->flags |= TERMP_NOLPAD;
1.38 kristaps 786:
1.86 kristaps 787: if (MDOC_HEAD != n->type)
1.39 kristaps 788: break;
1.86 kristaps 789: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 790: p->flags |= TERMP_DANGLE;
1.1 kristaps 791: break;
1.126 kristaps 792: case (LIST_column):
1.134 kristaps 793: if (MDOC_HEAD == n->type)
794: break;
795:
796: if (NULL == n->next)
797: p->flags &= ~TERMP_NOBREAK;
798: else
799: p->flags |= TERMP_NOBREAK;
800:
801: assert(n->prev);
802: if (MDOC_BODY == n->prev->type)
803: p->flags |= TERMP_NOLPAD;
804:
1.1 kristaps 805: break;
1.126 kristaps 806: case (LIST_diag):
1.86 kristaps 807: if (MDOC_HEAD == n->type)
1.1 kristaps 808: p->flags |= TERMP_NOBREAK;
809: break;
810: default:
811: break;
812: }
813:
814: /*
815: * Margin control. Set-head-width lists have their right
816: * margins shortened. The body for these lists has the offset
817: * necessarily lengthened. Everybody gets the offset.
818: */
819:
820: p->offset += offset;
821:
822: switch (type) {
1.126 kristaps 823: case (LIST_hang):
1.59 kristaps 824: /*
825: * Same stipulation as above, regarding `-hang'. We
826: * don't want to recalculate rmargin and offsets when
827: * using `Bd' or `Bl' within `-hang' overstep lists.
828: */
1.86 kristaps 829: if (MDOC_HEAD == n->type && n->next->child &&
830: (MDOC_Bl == n->next->child->tok ||
831: MDOC_Bd == n->next->child->tok))
1.59 kristaps 832: break;
833: /* FALLTHROUGH */
1.126 kristaps 834: case (LIST_bullet):
1.1 kristaps 835: /* FALLTHROUGH */
1.126 kristaps 836: case (LIST_dash):
1.1 kristaps 837: /* FALLTHROUGH */
1.126 kristaps 838: case (LIST_enum):
1.1 kristaps 839: /* FALLTHROUGH */
1.126 kristaps 840: case (LIST_hyphen):
1.1 kristaps 841: /* FALLTHROUGH */
1.126 kristaps 842: case (LIST_tag):
1.49 kristaps 843: assert(width);
1.86 kristaps 844: if (MDOC_HEAD == n->type)
1.1 kristaps 845: p->rmargin = p->offset + width;
846: else
847: p->offset += width;
848: break;
1.126 kristaps 849: case (LIST_column):
1.49 kristaps 850: assert(width);
1.1 kristaps 851: p->rmargin = p->offset + width;
1.50 kristaps 852: /*
853: * XXX - this behaviour is not documented: the
854: * right-most column is filled to the right margin.
855: */
1.134 kristaps 856: if (MDOC_HEAD == n->type)
857: break;
858: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 859: p->rmargin = p->maxrmargin;
1.1 kristaps 860: break;
861: default:
862: break;
863: }
864:
865: /*
866: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 867: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 868: */
869:
1.86 kristaps 870: if (MDOC_HEAD == n->type)
1.1 kristaps 871: switch (type) {
1.126 kristaps 872: case (LIST_bullet):
1.102 kristaps 873: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 874: term_word(p, "\\[bu]");
1.102 kristaps 875: term_fontpop(p);
1.1 kristaps 876: break;
1.126 kristaps 877: case (LIST_dash):
1.1 kristaps 878: /* FALLTHROUGH */
1.126 kristaps 879: case (LIST_hyphen):
1.102 kristaps 880: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 881: term_word(p, "\\(hy");
1.102 kristaps 882: term_fontpop(p);
1.1 kristaps 883: break;
1.126 kristaps 884: case (LIST_enum):
1.1 kristaps 885: (pair->ppair->ppair->count)++;
1.109 kristaps 886: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 887: pair->ppair->ppair->count);
888: term_word(p, buf);
889: break;
890: default:
891: break;
892: }
893:
894: /*
895: * If we're not going to process our children, indicate so here.
896: */
897:
898: switch (type) {
1.126 kristaps 899: case (LIST_bullet):
1.1 kristaps 900: /* FALLTHROUGH */
1.126 kristaps 901: case (LIST_item):
1.1 kristaps 902: /* FALLTHROUGH */
1.126 kristaps 903: case (LIST_dash):
1.1 kristaps 904: /* FALLTHROUGH */
1.126 kristaps 905: case (LIST_hyphen):
1.1 kristaps 906: /* FALLTHROUGH */
1.126 kristaps 907: case (LIST_enum):
1.86 kristaps 908: if (MDOC_HEAD == n->type)
1.1 kristaps 909: return(0);
910: break;
1.126 kristaps 911: case (LIST_column):
1.134 kristaps 912: if (MDOC_HEAD == n->type)
1.1 kristaps 913: return(0);
914: break;
915: default:
916: break;
917: }
918:
919: return(1);
920: }
921:
922:
923: /* ARGSUSED */
924: static void
925: termp_it_post(DECL_ARGS)
926: {
1.126 kristaps 927: enum mdoc_list type;
1.1 kristaps 928:
1.109 kristaps 929: if (MDOC_BLOCK == n->type)
1.1 kristaps 930: return;
931:
1.165 kristaps 932: type = n->parent->parent->parent->data.Bl->type;
1.1 kristaps 933:
934: switch (type) {
1.126 kristaps 935: case (LIST_item):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_diag):
1.53 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_inset):
1.86 kristaps 940: if (MDOC_BODY == n->type)
1.130 schwarze 941: term_newln(p);
1.1 kristaps 942: break;
1.126 kristaps 943: case (LIST_column):
1.134 kristaps 944: if (MDOC_BODY == n->type)
1.1 kristaps 945: term_flushln(p);
946: break;
947: default:
1.130 schwarze 948: term_newln(p);
1.1 kristaps 949: break;
950: }
951:
1.109 kristaps 952: /*
953: * Now that our output is flushed, we can reset our tags. Since
954: * only `It' sets these flags, we're free to assume that nobody
955: * has munged them in the meanwhile.
956: */
957:
958: p->flags &= ~TERMP_DANGLE;
959: p->flags &= ~TERMP_NOBREAK;
960: p->flags &= ~TERMP_TWOSPACE;
961: p->flags &= ~TERMP_NOLPAD;
962: p->flags &= ~TERMP_HANG;
1.1 kristaps 963: }
964:
965:
966: /* ARGSUSED */
967: static int
968: termp_nm_pre(DECL_ARGS)
969: {
970:
1.164 schwarze 971: if (MDOC_BLOCK == n->type)
972: return(1);
973:
974: if (MDOC_BODY == n->type) {
975: if (NULL == n->child)
976: return(0);
977: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
978: p->offset += term_len(p, 1) +
979: (NULL == n->prev->child ? term_strlen(p, m->name) :
980: MDOC_TEXT == n->prev->child->type ?
981: term_strlen(p, n->prev->child->string) :
982: term_len(p, 5));
983: return(1);
984: }
985:
1.125 kristaps 986: if (NULL == n->child && NULL == m->name)
1.164 schwarze 987: return(0);
1.125 kristaps 988:
1.177 schwarze 989: if (MDOC_HEAD == n->type)
990: synopsis_pre(p, n->parent);
1.102 kristaps 991:
1.164 schwarze 992: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 993: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
994: p->rmargin = p->offset + term_len(p, 1);
995: if (NULL == n->child) {
996: p->rmargin += term_strlen(p, m->name);
997: } else if (MDOC_TEXT == n->child->type) {
998: p->rmargin += term_strlen(p, n->child->string);
999: if (n->child->next)
1000: p->flags |= TERMP_HANG;
1001: } else {
1002: p->rmargin += term_len(p, 5);
1003: p->flags |= TERMP_HANG;
1004: }
1.164 schwarze 1005: }
1006:
1.102 kristaps 1007: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1008: if (NULL == n->child)
1009: term_word(p, m->name);
1.1 kristaps 1010: return(1);
1011: }
1012:
1013:
1.164 schwarze 1014: /* ARGSUSED */
1015: static void
1016: termp_nm_post(DECL_ARGS)
1017: {
1018:
1019: if (MDOC_HEAD == n->type && n->next->child) {
1020: term_flushln(p);
1021: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1022: } else if (MDOC_BODY == n->type && n->child) {
1023: term_flushln(p);
1024: p->flags &= ~TERMP_NOLPAD;
1025: }
1026: }
1027:
1028:
1.1 kristaps 1029: /* ARGSUSED */
1030: static int
1031: termp_fl_pre(DECL_ARGS)
1032: {
1033:
1.102 kristaps 1034: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1035: term_word(p, "\\-");
1.103 kristaps 1036:
1037: if (n->child)
1.114 kristaps 1038: p->flags |= TERMP_NOSPACE;
1039: else if (n->next && n->next->line == n->line)
1.103 kristaps 1040: p->flags |= TERMP_NOSPACE;
1041:
1.1 kristaps 1042: return(1);
1043: }
1044:
1045:
1046: /* ARGSUSED */
1047: static int
1.184 kristaps 1048: termp__a_pre(DECL_ARGS)
1049: {
1050:
1051: if (n->prev && MDOC__A == n->prev->tok)
1052: if (NULL == n->next || MDOC__A != n->next->tok)
1053: term_word(p, "and");
1054:
1055: return(1);
1056: }
1057:
1058:
1059: /* ARGSUSED */
1060: static int
1.61 kristaps 1061: termp_an_pre(DECL_ARGS)
1062: {
1063:
1.86 kristaps 1064: if (NULL == n->child)
1.61 kristaps 1065: return(1);
1066:
1067: /*
1.85 kristaps 1068: * If not in the AUTHORS section, `An -split' will cause
1069: * newlines to occur before the author name. If in the AUTHORS
1070: * section, by default, the first `An' invocation is nosplit,
1071: * then all subsequent ones, regardless of whether interspersed
1072: * with other macros/text, are split. -split, in this case,
1073: * will override the condition of the implied first -nosplit.
1.61 kristaps 1074: */
1075:
1.86 kristaps 1076: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1077: if ( ! (TERMP_ANPREC & p->flags)) {
1078: if (TERMP_SPLIT & p->flags)
1079: term_newln(p);
1080: return(1);
1081: }
1082: if (TERMP_NOSPLIT & p->flags)
1083: return(1);
1084: term_newln(p);
1085: return(1);
1086: }
1087:
1088: if (TERMP_SPLIT & p->flags)
1089: term_newln(p);
1090:
1091: return(1);
1092: }
1093:
1094:
1095: /* ARGSUSED */
1096: static void
1097: termp_an_post(DECL_ARGS)
1098: {
1099:
1.86 kristaps 1100: if (n->child) {
1101: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1102: p->flags |= TERMP_ANPREC;
1103: return;
1104: }
1105:
1.168 kristaps 1106: if (AUTH_split == n->data.An.auth) {
1.61 kristaps 1107: p->flags &= ~TERMP_NOSPLIT;
1108: p->flags |= TERMP_SPLIT;
1.168 kristaps 1109: } else if (AUTH_nosplit == n->data.An.auth) {
1.61 kristaps 1110: p->flags &= ~TERMP_SPLIT;
1111: p->flags |= TERMP_NOSPLIT;
1112: }
1113:
1114: }
1115:
1116:
1117: /* ARGSUSED */
1118: static int
1.1 kristaps 1119: termp_ns_pre(DECL_ARGS)
1120: {
1121:
1122: p->flags |= TERMP_NOSPACE;
1123: return(1);
1124: }
1125:
1126:
1127: /* ARGSUSED */
1128: static int
1129: termp_rs_pre(DECL_ARGS)
1130: {
1131:
1.86 kristaps 1132: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1133: return(1);
1.86 kristaps 1134: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1135: term_vspace(p);
1136: return(1);
1137: }
1138:
1139:
1140: /* ARGSUSED */
1141: static int
1142: termp_rv_pre(DECL_ARGS)
1143: {
1.68 kristaps 1144: const struct mdoc_node *nn;
1.1 kristaps 1145:
1146: term_newln(p);
1147: term_word(p, "The");
1148:
1.86 kristaps 1149: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1150: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1151: term_word(p, nn->string);
1.102 kristaps 1152: term_fontpop(p);
1.68 kristaps 1153: p->flags |= TERMP_NOSPACE;
1154: if (nn->next && NULL == nn->next->next)
1155: term_word(p, "(), and");
1156: else if (nn->next)
1157: term_word(p, "(),");
1158: else
1159: term_word(p, "()");
1160: }
1161:
1.125 kristaps 1162: if (n->child && n->child->next)
1.68 kristaps 1163: term_word(p, "functions return");
1164: else
1165: term_word(p, "function returns");
1.1 kristaps 1166:
1.68 kristaps 1167: term_word(p, "the value 0 if successful; otherwise the value "
1168: "-1 is returned and the global variable");
1.1 kristaps 1169:
1.102 kristaps 1170: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1171: term_word(p, "errno");
1.102 kristaps 1172: term_fontpop(p);
1.1 kristaps 1173:
1174: term_word(p, "is set to indicate the error.");
1.131 kristaps 1175: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1176:
1.68 kristaps 1177: return(0);
1.1 kristaps 1178: }
1179:
1180:
1181: /* ARGSUSED */
1182: static int
1183: termp_ex_pre(DECL_ARGS)
1184: {
1.68 kristaps 1185: const struct mdoc_node *nn;
1.1 kristaps 1186:
1.68 kristaps 1187: term_word(p, "The");
1.1 kristaps 1188:
1.86 kristaps 1189: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1190: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1191: term_word(p, nn->string);
1.102 kristaps 1192: term_fontpop(p);
1.68 kristaps 1193: p->flags |= TERMP_NOSPACE;
1194: if (nn->next && NULL == nn->next->next)
1195: term_word(p, ", and");
1196: else if (nn->next)
1197: term_word(p, ",");
1198: else
1199: p->flags &= ~TERMP_NOSPACE;
1200: }
1201:
1.125 kristaps 1202: if (n->child && n->child->next)
1.68 kristaps 1203: term_word(p, "utilities exit");
1204: else
1205: term_word(p, "utility exits");
1206:
1207: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1208: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1209:
1.68 kristaps 1210: return(0);
1.1 kristaps 1211: }
1212:
1213:
1214: /* ARGSUSED */
1215: static int
1216: termp_nd_pre(DECL_ARGS)
1217: {
1.25 kristaps 1218:
1.86 kristaps 1219: if (MDOC_BODY != n->type)
1.25 kristaps 1220: return(1);
1.30 kristaps 1221:
1.27 kristaps 1222: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1223: term_word(p, "\\(en");
1.23 kristaps 1224: #else
1225: term_word(p, "\\(em");
1226: #endif
1.1 kristaps 1227: return(1);
1.115 kristaps 1228: }
1229:
1230:
1231: /* ARGSUSED */
1232: static int
1233: termp_bl_pre(DECL_ARGS)
1234: {
1235:
1236: return(MDOC_HEAD != n->type);
1.1 kristaps 1237: }
1238:
1239:
1240: /* ARGSUSED */
1241: static void
1242: termp_bl_post(DECL_ARGS)
1243: {
1244:
1.86 kristaps 1245: if (MDOC_BLOCK == n->type)
1.1 kristaps 1246: term_newln(p);
1247: }
1248:
1249:
1250: /* ARGSUSED */
1251: static int
1252: termp_xr_pre(DECL_ARGS)
1253: {
1.86 kristaps 1254: const struct mdoc_node *nn;
1.1 kristaps 1255:
1.113 kristaps 1256: if (NULL == n->child)
1257: return(0);
1258:
1259: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1260: nn = n->child;
1.11 kristaps 1261:
1.86 kristaps 1262: term_word(p, nn->string);
1263: if (NULL == (nn = nn->next))
1.1 kristaps 1264: return(0);
1265: p->flags |= TERMP_NOSPACE;
1266: term_word(p, "(");
1.86 kristaps 1267: term_word(p, nn->string);
1.1 kristaps 1268: term_word(p, ")");
1.86 kristaps 1269:
1.1 kristaps 1270: return(0);
1271: }
1272:
1273:
1.143 kristaps 1274: /*
1275: * This decides how to assert whitespace before any of the SYNOPSIS set
1276: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1277: * macro combos).
1278: */
1279: static void
1280: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1281: {
1282: /*
1283: * Obviously, if we're not in a SYNOPSIS or no prior macros
1284: * exist, do nothing.
1285: */
1.160 kristaps 1286: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1287: return;
1288:
1289: /*
1290: * If we're the second in a pair of like elements, emit our
1291: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1292: * case we soldier on.
1293: */
1294: if (n->prev->tok == n->tok &&
1295: MDOC_Ft != n->tok &&
1296: MDOC_Fo != n->tok &&
1297: MDOC_Fn != n->tok) {
1298: term_newln(p);
1299: return;
1300: }
1301:
1302: /*
1303: * If we're one of the SYNOPSIS set and non-like pair-wise after
1304: * another (or Fn/Fo, which we've let slip through) then assert
1305: * vertical space, else only newline and move on.
1306: */
1307: switch (n->prev->tok) {
1308: case (MDOC_Fd):
1309: /* FALLTHROUGH */
1310: case (MDOC_Fn):
1311: /* FALLTHROUGH */
1312: case (MDOC_Fo):
1313: /* FALLTHROUGH */
1314: case (MDOC_In):
1315: /* FALLTHROUGH */
1316: case (MDOC_Vt):
1317: term_vspace(p);
1318: break;
1319: case (MDOC_Ft):
1320: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1321: term_vspace(p);
1322: break;
1323: }
1324: /* FALLTHROUGH */
1325: default:
1326: term_newln(p);
1327: break;
1328: }
1329: }
1330:
1331:
1.110 kristaps 1332: static int
1333: termp_vt_pre(DECL_ARGS)
1334: {
1335:
1.143 kristaps 1336: if (MDOC_ELEM == n->type) {
1337: synopsis_pre(p, n);
1.110 kristaps 1338: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1339: } else if (MDOC_BLOCK == n->type) {
1340: synopsis_pre(p, n);
1341: return(1);
1342: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1343: return(0);
1344:
1345: return(termp_under_pre(p, pair, m, n));
1346: }
1347:
1348:
1.1 kristaps 1349: /* ARGSUSED */
1350: static int
1.69 kristaps 1351: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1352: {
1353:
1.102 kristaps 1354: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1355: return(1);
1356: }
1357:
1358:
1359: /* ARGSUSED */
1.143 kristaps 1360: static int
1361: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1362: {
1363:
1.143 kristaps 1364: synopsis_pre(p, n);
1365: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1366: }
1367:
1368:
1369: /* ARGSUSED */
1370: static int
1371: termp_sh_pre(DECL_ARGS)
1372: {
1.85 kristaps 1373:
1374: /* No vspace between consecutive `Sh' calls. */
1375:
1.86 kristaps 1376: switch (n->type) {
1.65 kristaps 1377: case (MDOC_BLOCK):
1.86 kristaps 1378: if (n->prev && MDOC_Sh == n->prev->tok)
1379: if (NULL == n->prev->body->child)
1.65 kristaps 1380: break;
1381: term_vspace(p);
1382: break;
1.1 kristaps 1383: case (MDOC_HEAD):
1.102 kristaps 1384: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1385: break;
1386: case (MDOC_BODY):
1.157 kristaps 1387: p->offset = term_len(p, INDENT);
1.1 kristaps 1388: break;
1389: default:
1390: break;
1391: }
1392: return(1);
1393: }
1394:
1395:
1396: /* ARGSUSED */
1397: static void
1398: termp_sh_post(DECL_ARGS)
1399: {
1400:
1.86 kristaps 1401: switch (n->type) {
1.1 kristaps 1402: case (MDOC_HEAD):
1403: term_newln(p);
1404: break;
1405: case (MDOC_BODY):
1406: term_newln(p);
1407: p->offset = 0;
1408: break;
1409: default:
1410: break;
1411: }
1412: }
1413:
1414:
1415: /* ARGSUSED */
1416: static int
1417: termp_bt_pre(DECL_ARGS)
1418: {
1419:
1420: term_word(p, "is currently in beta test.");
1.131 kristaps 1421: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1422: return(0);
1.1 kristaps 1423: }
1424:
1425:
1426: /* ARGSUSED */
1427: static void
1428: termp_lb_post(DECL_ARGS)
1429: {
1430:
1.122 kristaps 1431: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1432: term_newln(p);
1.1 kristaps 1433: }
1434:
1435:
1436: /* ARGSUSED */
1437: static int
1438: termp_ud_pre(DECL_ARGS)
1439: {
1440:
1441: term_word(p, "currently under development.");
1.131 kristaps 1442: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1443: return(0);
1.1 kristaps 1444: }
1445:
1446:
1447: /* ARGSUSED */
1448: static int
1449: termp_d1_pre(DECL_ARGS)
1450: {
1451:
1.86 kristaps 1452: if (MDOC_BLOCK != n->type)
1.1 kristaps 1453: return(1);
1454: term_newln(p);
1.157 kristaps 1455: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1456: return(1);
1457: }
1458:
1459:
1460: /* ARGSUSED */
1461: static void
1462: termp_d1_post(DECL_ARGS)
1463: {
1464:
1.86 kristaps 1465: if (MDOC_BLOCK != n->type)
1.1 kristaps 1466: return;
1467: term_newln(p);
1468: }
1469:
1470:
1471: /* ARGSUSED */
1472: static int
1473: termp_ft_pre(DECL_ARGS)
1474: {
1475:
1.141 kristaps 1476: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1477: synopsis_pre(p, n);
1.102 kristaps 1478: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1479: return(1);
1480: }
1481:
1482:
1483: /* ARGSUSED */
1484: static int
1485: termp_fn_pre(DECL_ARGS)
1486: {
1.86 kristaps 1487: const struct mdoc_node *nn;
1.1 kristaps 1488:
1.143 kristaps 1489: synopsis_pre(p, n);
1.139 kristaps 1490:
1.102 kristaps 1491: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1492: term_word(p, n->child->string);
1.102 kristaps 1493: term_fontpop(p);
1.1 kristaps 1494:
1495: p->flags |= TERMP_NOSPACE;
1496: term_word(p, "(");
1497:
1.86 kristaps 1498: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1499: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1500: term_word(p, nn->string);
1.102 kristaps 1501: term_fontpop(p);
1502:
1.86 kristaps 1503: if (nn->next)
1.1 kristaps 1504: term_word(p, ",");
1505: }
1506:
1507: term_word(p, ")");
1508:
1.160 kristaps 1509: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1510: term_word(p, ";");
1511:
1512: return(0);
1513: }
1514:
1515:
1516: /* ARGSUSED */
1517: static int
1518: termp_fa_pre(DECL_ARGS)
1519: {
1.86 kristaps 1520: const struct mdoc_node *nn;
1.1 kristaps 1521:
1.86 kristaps 1522: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1523: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1524: return(1);
1525: }
1526:
1.86 kristaps 1527: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1528: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1529: term_word(p, nn->string);
1.102 kristaps 1530: term_fontpop(p);
1531:
1.86 kristaps 1532: if (nn->next)
1.1 kristaps 1533: term_word(p, ",");
1534: }
1535:
1.86 kristaps 1536: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1537: term_word(p, ",");
1538:
1539: return(0);
1540: }
1541:
1542:
1543: /* ARGSUSED */
1544: static int
1545: termp_bd_pre(DECL_ARGS)
1546: {
1.179 kristaps 1547: size_t tabwidth, rm, rmax;
1.85 kristaps 1548: const struct mdoc_node *nn;
1.1 kristaps 1549:
1.86 kristaps 1550: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1551: print_bvspace(p, n, n);
1.54 kristaps 1552: return(1);
1.116 kristaps 1553: } else if (MDOC_HEAD == n->type)
1554: return(0);
1.1 kristaps 1555:
1.165 kristaps 1556: assert(n->data.Bd);
1557: if (n->data.Bd->offs)
1558: p->offset += a2offs(p, n->data.Bd->offs);
1.85 kristaps 1559:
1560: /*
1561: * If -ragged or -filled are specified, the block does nothing
1562: * but change the indentation. If -unfilled or -literal are
1563: * specified, text is printed exactly as entered in the display:
1564: * for macro lines, a newline is appended to the line. Blank
1565: * lines are allowed.
1566: */
1.60 kristaps 1567:
1.165 kristaps 1568: if (DISP_literal != n->data.Bd->type &&
1569: DISP_unfilled != n->data.Bd->type)
1.1 kristaps 1570: return(1);
1571:
1.129 schwarze 1572: tabwidth = p->tabwidth;
1.157 kristaps 1573: p->tabwidth = term_len(p, 8);
1.119 kristaps 1574: rm = p->rmargin;
1575: rmax = p->maxrmargin;
1.120 kristaps 1576: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1577:
1.86 kristaps 1578: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1579: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1580: /*
1581: * If the printed node flushes its own line, then we
1582: * needn't do it here as well. This is hacky, but the
1583: * notion of selective eoln whitespace is pretty dumb
1584: * anyway, so don't sweat it.
1585: */
1586: switch (nn->tok) {
1.193 ! kristaps 1587: case (MDOC_Sm):
! 1588: /* FALLTHROUGH */
1.190 kristaps 1589: case (MDOC_br):
1590: /* FALLTHROUGH */
1591: case (MDOC_sp):
1592: /* FALLTHROUGH */
1593: case (MDOC_Bl):
1594: /* FALLTHROUGH */
1595: case (MDOC_Lp):
1596: /* FALLTHROUGH */
1597: case (MDOC_Pp):
1598: continue;
1599: default:
1600: break;
1601: }
1.180 schwarze 1602: if (nn->next && nn->next->line == nn->line)
1603: continue;
1604: term_flushln(p);
1605: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1606: }
1.147 kristaps 1607:
1.129 schwarze 1608: p->tabwidth = tabwidth;
1.119 kristaps 1609: p->rmargin = rm;
1610: p->maxrmargin = rmax;
1.1 kristaps 1611: return(0);
1612: }
1613:
1614:
1615: /* ARGSUSED */
1616: static void
1617: termp_bd_post(DECL_ARGS)
1618: {
1.119 kristaps 1619: size_t rm, rmax;
1.1 kristaps 1620:
1.86 kristaps 1621: if (MDOC_BODY != n->type)
1.1 kristaps 1622: return;
1.118 kristaps 1623:
1.119 kristaps 1624: rm = p->rmargin;
1625: rmax = p->maxrmargin;
1.118 kristaps 1626:
1.165 kristaps 1627: assert(n->data.Bd);
1628: if (DISP_literal == n->data.Bd->type ||
1629: DISP_unfilled == n->data.Bd->type)
1.120 kristaps 1630: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1631:
1.60 kristaps 1632: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1633: term_newln(p);
1.118 kristaps 1634:
1.119 kristaps 1635: p->rmargin = rm;
1636: p->maxrmargin = rmax;
1.1 kristaps 1637: }
1638:
1639:
1640: /* ARGSUSED */
1641: static void
1642: termp_bx_post(DECL_ARGS)
1643: {
1644:
1.86 kristaps 1645: if (n->child)
1.1 kristaps 1646: p->flags |= TERMP_NOSPACE;
1647: term_word(p, "BSD");
1648: }
1649:
1650:
1651: /* ARGSUSED */
1652: static int
1.26 kristaps 1653: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1654: {
1.26 kristaps 1655: const char *pp;
1.1 kristaps 1656:
1.26 kristaps 1657: pp = NULL;
1.86 kristaps 1658: switch (n->tok) {
1.26 kristaps 1659: case (MDOC_Bsx):
1660: pp = "BSDI BSD/OS";
1661: break;
1662: case (MDOC_Dx):
1.100 kristaps 1663: pp = "DragonFly";
1.26 kristaps 1664: break;
1665: case (MDOC_Fx):
1666: pp = "FreeBSD";
1667: break;
1668: case (MDOC_Nx):
1669: pp = "NetBSD";
1670: break;
1671: case (MDOC_Ox):
1672: pp = "OpenBSD";
1673: break;
1674: case (MDOC_Ux):
1675: pp = "UNIX";
1676: break;
1677: default:
1678: break;
1679: }
1.1 kristaps 1680:
1.26 kristaps 1681: assert(pp);
1682: term_word(p, pp);
1.1 kristaps 1683: return(1);
1684: }
1685:
1686:
1687: /* ARGSUSED */
1688: static int
1.192 schwarze 1689: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1690: {
1691:
1692: p->flags |= TERMP_IGNDELIM;
1693: return(1);
1694: }
1695:
1696:
1697: /* ARGSUSED */
1698: static void
1699: termp_pf_post(DECL_ARGS)
1700: {
1701:
1702: p->flags |= TERMP_NOSPACE;
1703: }
1704:
1705:
1706: /* ARGSUSED */
1707: static int
1708: termp_ss_pre(DECL_ARGS)
1709: {
1710:
1.86 kristaps 1711: switch (n->type) {
1.1 kristaps 1712: case (MDOC_BLOCK):
1713: term_newln(p);
1.86 kristaps 1714: if (n->prev)
1.1 kristaps 1715: term_vspace(p);
1716: break;
1717: case (MDOC_HEAD):
1.102 kristaps 1718: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1719: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1720: break;
1721: default:
1722: break;
1723: }
1724:
1725: return(1);
1726: }
1727:
1728:
1729: /* ARGSUSED */
1730: static void
1731: termp_ss_post(DECL_ARGS)
1732: {
1733:
1.86 kristaps 1734: if (MDOC_HEAD == n->type)
1.1 kristaps 1735: term_newln(p);
1736: }
1737:
1738:
1739: /* ARGSUSED */
1740: static int
1741: termp_cd_pre(DECL_ARGS)
1742: {
1743:
1.143 kristaps 1744: synopsis_pre(p, n);
1.102 kristaps 1745: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1746: return(1);
1747: }
1748:
1749:
1750: /* ARGSUSED */
1751: static int
1752: termp_in_pre(DECL_ARGS)
1753: {
1.142 schwarze 1754:
1.143 kristaps 1755: synopsis_pre(p, n);
1.1 kristaps 1756:
1.160 kristaps 1757: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1758: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1759: term_word(p, "#include");
1.138 kristaps 1760: term_word(p, "<");
1761: } else {
1762: term_word(p, "<");
1763: term_fontpush(p, TERMFONT_UNDER);
1764: }
1.22 kristaps 1765:
1.1 kristaps 1766: p->flags |= TERMP_NOSPACE;
1767: return(1);
1768: }
1769:
1770:
1771: /* ARGSUSED */
1772: static void
1773: termp_in_post(DECL_ARGS)
1774: {
1775:
1.160 kristaps 1776: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1777: term_fontpush(p, TERMFONT_BOLD);
1778:
1.79 kristaps 1779: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1780: term_word(p, ">");
1781:
1.160 kristaps 1782: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1783: term_fontpop(p);
1.1 kristaps 1784: }
1785:
1786:
1787: /* ARGSUSED */
1788: static int
1.45 kristaps 1789: termp_sp_pre(DECL_ARGS)
1790: {
1.91 kristaps 1791: size_t i, len;
1.45 kristaps 1792:
1.86 kristaps 1793: switch (n->tok) {
1.76 kristaps 1794: case (MDOC_sp):
1.157 kristaps 1795: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1796: break;
1797: case (MDOC_br):
1798: len = 0;
1799: break;
1800: default:
1.175 kristaps 1801: assert(n->parent);
1802: if ((NULL == n->next || NULL == n->prev) &&
1803: (MDOC_Ss == n->parent->tok ||
1804: MDOC_Sh == n->parent->tok))
1805: return(0);
1.76 kristaps 1806: len = 1;
1807: break;
1.45 kristaps 1808: }
1809:
1810: if (0 == len)
1811: term_newln(p);
1812: for (i = 0; i < len; i++)
1813: term_vspace(p);
1814:
1815: return(0);
1816: }
1817:
1818:
1.189 kristaps 1819: /* ARGSUSED */
1.45 kristaps 1820: static int
1.188 kristaps 1821: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1822: {
1823:
1.86 kristaps 1824: if (MDOC_BODY != n->type)
1.1 kristaps 1825: return(1);
1826:
1.188 kristaps 1827: switch (n->tok) {
1828: case (MDOC_Ao):
1829: /* FALLTHROUGH */
1830: case (MDOC_Aq):
1831: term_word(p, "<");
1832: break;
1833: case (MDOC_Bro):
1834: /* FALLTHROUGH */
1835: case (MDOC_Brq):
1836: term_word(p, "{");
1837: break;
1838: case (MDOC_Oo):
1839: /* FALLTHROUGH */
1840: case (MDOC_Op):
1841: /* FALLTHROUGH */
1842: case (MDOC_Bo):
1843: /* FALLTHROUGH */
1844: case (MDOC_Bq):
1845: term_word(p, "[");
1846: break;
1847: case (MDOC_Do):
1848: /* FALLTHROUGH */
1849: case (MDOC_Dq):
1850: term_word(p, "``");
1851: break;
1852: case (MDOC_Po):
1853: /* FALLTHROUGH */
1854: case (MDOC_Pq):
1855: term_word(p, "(");
1856: break;
1857: case (MDOC_Qo):
1858: /* FALLTHROUGH */
1859: case (MDOC_Qq):
1860: term_word(p, "\"");
1861: break;
1862: case (MDOC_Ql):
1863: /* FALLTHROUGH */
1864: case (MDOC_So):
1865: /* FALLTHROUGH */
1866: case (MDOC_Sq):
1867: term_word(p, "`");
1868: break;
1869: default:
1870: abort();
1871: /* NOTREACHED */
1872: }
1.1 kristaps 1873:
1874: p->flags |= TERMP_NOSPACE;
1875: return(1);
1876: }
1877:
1878:
1.189 kristaps 1879: /* ARGSUSED */
1.1 kristaps 1880: static void
1.188 kristaps 1881: termp_quote_post(DECL_ARGS)
1.1 kristaps 1882: {
1883:
1.86 kristaps 1884: if (MDOC_BODY != n->type)
1.1 kristaps 1885: return;
1886:
1887: p->flags |= TERMP_NOSPACE;
1888:
1.188 kristaps 1889: switch (n->tok) {
1890: case (MDOC_Ao):
1891: /* FALLTHROUGH */
1892: case (MDOC_Aq):
1893: term_word(p, ">");
1894: break;
1895: case (MDOC_Bro):
1896: /* FALLTHROUGH */
1897: case (MDOC_Brq):
1898: term_word(p, "}");
1899: break;
1900: case (MDOC_Oo):
1901: /* FALLTHROUGH */
1902: case (MDOC_Op):
1903: /* FALLTHROUGH */
1904: case (MDOC_Bo):
1905: /* FALLTHROUGH */
1906: case (MDOC_Bq):
1907: term_word(p, "]");
1908: break;
1909: case (MDOC_Do):
1910: /* FALLTHROUGH */
1911: case (MDOC_Dq):
1912: term_word(p, "''");
1913: break;
1914: case (MDOC_Po):
1915: /* FALLTHROUGH */
1916: case (MDOC_Pq):
1917: term_word(p, ")");
1918: break;
1919: case (MDOC_Qo):
1920: /* FALLTHROUGH */
1921: case (MDOC_Qq):
1922: term_word(p, "\"");
1923: break;
1924: case (MDOC_Ql):
1925: /* FALLTHROUGH */
1926: case (MDOC_So):
1927: /* FALLTHROUGH */
1928: case (MDOC_Sq):
1929: term_word(p, "'");
1930: break;
1931: default:
1932: abort();
1933: /* NOTREACHED */
1934: }
1.1 kristaps 1935: }
1936:
1937:
1938: /* ARGSUSED */
1939: static int
1940: termp_fo_pre(DECL_ARGS)
1941: {
1942:
1.141 kristaps 1943: if (MDOC_BLOCK == n->type) {
1.143 kristaps 1944: synopsis_pre(p, n);
1.141 kristaps 1945: return(1);
1946: } else if (MDOC_BODY == n->type) {
1.33 kristaps 1947: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1948: term_word(p, "(");
1949: return(1);
1.141 kristaps 1950: }
1951:
1.169 kristaps 1952: if (NULL == n->child)
1953: return(0);
1954:
1.141 kristaps 1955: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1956:
1.141 kristaps 1957: assert(n->child->string);
1.102 kristaps 1958: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 1959: term_word(p, n->child->string);
1.1 kristaps 1960: return(0);
1961: }
1962:
1963:
1964: /* ARGSUSED */
1965: static void
1966: termp_fo_post(DECL_ARGS)
1967: {
1968:
1.143 kristaps 1969: if (MDOC_BODY != n->type)
1970: return;
1971:
1972: term_word(p, ")");
1973:
1.188 kristaps 1974: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 1975: term_word(p, ";");
1.1 kristaps 1976: }
1977:
1978:
1979: /* ARGSUSED */
1980: static int
1981: termp_bf_pre(DECL_ARGS)
1982: {
1983:
1.86 kristaps 1984: if (MDOC_HEAD == n->type)
1.1 kristaps 1985: return(0);
1.86 kristaps 1986: else if (MDOC_BLOCK != n->type)
1.1 kristaps 1987: return(1);
1988:
1.167 kristaps 1989: assert(n->data.Bf);
1.1 kristaps 1990:
1.167 kristaps 1991: if (FONT_Em == n->data.Bf->font)
1.102 kristaps 1992: term_fontpush(p, TERMFONT_UNDER);
1.167 kristaps 1993: else if (FONT_Sy == n->data.Bf->font)
1.102 kristaps 1994: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 1995: else
1.102 kristaps 1996: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1997:
1998: return(1);
1999: }
2000:
2001:
2002: /* ARGSUSED */
2003: static int
2004: termp_sm_pre(DECL_ARGS)
2005: {
2006:
1.86 kristaps 2007: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2008: if (0 == strcmp("on", n->child->string)) {
2009: if (p->col)
2010: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2011: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2012: } else
1.1 kristaps 2013: p->flags |= TERMP_NONOSPACE;
2014:
2015: return(0);
2016: }
2017:
2018:
2019: /* ARGSUSED */
2020: static int
2021: termp_ap_pre(DECL_ARGS)
2022: {
2023:
2024: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2025: term_word(p, "'");
1.1 kristaps 2026: p->flags |= TERMP_NOSPACE;
2027: return(1);
2028: }
2029:
2030:
2031: /* ARGSUSED */
2032: static void
2033: termp____post(DECL_ARGS)
2034: {
1.184 kristaps 2035:
2036: /*
2037: * Handle lists of authors. In general, print each followed by
2038: * a comma. Don't print the comma if there are only two
2039: * authors.
2040: */
2041: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2042: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2043: if (NULL == n->prev || MDOC__A != n->prev->tok)
2044: return;
1.1 kristaps 2045:
1.95 kristaps 2046: /* TODO: %U. */
2047:
1.187 kristaps 2048: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2049: return;
2050:
1.186 kristaps 2051: if (NULL == n->next) {
2052: term_word(p, ".");
2053: p->flags |= TERMP_SENTENCE;
2054: } else
2055: term_word(p, ",");
1.1 kristaps 2056: }
2057:
2058:
2059: /* ARGSUSED */
2060: static int
1.102 kristaps 2061: termp_li_pre(DECL_ARGS)
2062: {
2063:
2064: term_fontpush(p, TERMFONT_NONE);
2065: return(1);
2066: }
2067:
2068:
2069: /* ARGSUSED */
2070: static int
1.1 kristaps 2071: termp_lk_pre(DECL_ARGS)
2072: {
1.181 kristaps 2073: const struct mdoc_node *nn, *sv;
1.1 kristaps 2074:
1.102 kristaps 2075: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2076:
2077: nn = sv = n->child;
1.96 kristaps 2078:
2079: if (NULL == nn->next)
1.12 kristaps 2080: return(1);
2081:
1.181 kristaps 2082: for (nn = nn->next; nn; nn = nn->next)
2083: term_word(p, nn->string);
2084:
1.102 kristaps 2085: term_fontpop(p);
1.96 kristaps 2086:
1.1 kristaps 2087: term_word(p, ":");
2088:
1.102 kristaps 2089: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2090: term_word(p, sv->string);
1.102 kristaps 2091: term_fontpop(p);
1.12 kristaps 2092:
1.1 kristaps 2093: return(0);
2094: }
2095:
1.159 schwarze 2096:
2097: /* ARGSUSED */
2098: static int
2099: termp_bk_pre(DECL_ARGS)
2100: {
2101:
1.161 schwarze 2102: switch (n->type) {
2103: case (MDOC_BLOCK):
1.166 kristaps 2104: break;
1.161 schwarze 2105: case (MDOC_HEAD):
2106: return(0);
2107: case (MDOC_BODY):
2108: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2109: break;
1.161 schwarze 2110: default:
2111: abort();
1.166 kristaps 2112: /* NOTREACHED */
1.161 schwarze 2113: }
1.166 kristaps 2114:
2115: return(1);
1.159 schwarze 2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static void
2121: termp_bk_post(DECL_ARGS)
2122: {
2123:
1.161 schwarze 2124: if (MDOC_BODY == n->type)
2125: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.159 schwarze 2126: }
1.1 kristaps 2127:
2128: /* ARGSUSED */
2129: static int
1.69 kristaps 2130: termp_under_pre(DECL_ARGS)
1.1 kristaps 2131: {
2132:
1.102 kristaps 2133: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2134: return(1);
2135: }
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