Annotation of mandoc/mdoc_term.c, Revision 1.179
1.179 ! kristaps 1: /* $Id: mdoc_term.c,v 1.178 2010/07/26 22:35:59 kristaps 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_aq_post(DECL_ARGS);
73: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 74: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 75: static void termp_bl_post(DECL_ARGS);
76: static void termp_bq_post(DECL_ARGS);
77: static void termp_brq_post(DECL_ARGS);
78: static void termp_bx_post(DECL_ARGS);
79: static void termp_d1_post(DECL_ARGS);
80: static void termp_dq_post(DECL_ARGS);
1.143 kristaps 81: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 82: static void termp_fo_post(DECL_ARGS);
83: static void termp_in_post(DECL_ARGS);
84: static void termp_it_post(DECL_ARGS);
85: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 86: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 87: static void termp_op_post(DECL_ARGS);
88: static void termp_pf_post(DECL_ARGS);
89: static void termp_pq_post(DECL_ARGS);
90: static void termp_qq_post(DECL_ARGS);
91: static void termp_sh_post(DECL_ARGS);
92: static void termp_sq_post(DECL_ARGS);
93: static void termp_ss_post(DECL_ARGS);
94:
1.61 kristaps 95: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 96: static int termp_ap_pre(DECL_ARGS);
97: static int termp_aq_pre(DECL_ARGS);
98: static int termp_bd_pre(DECL_ARGS);
99: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 100: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 101: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 102: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 103: static int termp_bq_pre(DECL_ARGS);
104: static int termp_brq_pre(DECL_ARGS);
105: static int termp_bt_pre(DECL_ARGS);
106: static int termp_cd_pre(DECL_ARGS);
107: static int termp_d1_pre(DECL_ARGS);
108: static int termp_dq_pre(DECL_ARGS);
109: static int termp_ex_pre(DECL_ARGS);
110: static int termp_fa_pre(DECL_ARGS);
111: static int termp_fl_pre(DECL_ARGS);
112: static int termp_fn_pre(DECL_ARGS);
113: static int termp_fo_pre(DECL_ARGS);
114: static int termp_ft_pre(DECL_ARGS);
115: static int termp_in_pre(DECL_ARGS);
116: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 117: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 118: static int termp_lk_pre(DECL_ARGS);
119: static int termp_nd_pre(DECL_ARGS);
120: static int termp_nm_pre(DECL_ARGS);
121: static int termp_ns_pre(DECL_ARGS);
122: static int termp_op_pre(DECL_ARGS);
123: static int termp_pf_pre(DECL_ARGS);
124: static int termp_pq_pre(DECL_ARGS);
125: static int termp_qq_pre(DECL_ARGS);
126: static int termp_rs_pre(DECL_ARGS);
127: static int termp_rv_pre(DECL_ARGS);
128: static int termp_sh_pre(DECL_ARGS);
129: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 130: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 131: static int termp_sq_pre(DECL_ARGS);
132: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 133: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 134: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 135: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 136: static int termp_xr_pre(DECL_ARGS);
137: static int termp_xx_pre(DECL_ARGS);
138:
1.70 kristaps 139: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 140: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 141: { NULL, NULL }, /* Dd */
142: { NULL, NULL }, /* Dt */
143: { NULL, NULL }, /* Os */
144: { termp_sh_pre, termp_sh_post }, /* Sh */
145: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 146: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 147: { termp_d1_pre, termp_d1_post }, /* D1 */
148: { termp_d1_pre, termp_d1_post }, /* Dl */
149: { termp_bd_pre, termp_bd_post }, /* Bd */
150: { NULL, NULL }, /* Ed */
1.115 kristaps 151: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 152: { NULL, NULL }, /* El */
153: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 154: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 155: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 156: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 157: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 158: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 159: { NULL, NULL }, /* Dv */
160: { NULL, NULL }, /* Er */
161: { NULL, NULL }, /* Ev */
162: { termp_ex_pre, NULL }, /* Ex */
163: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 164: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 165: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 166: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 167: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 168: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 169: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 170: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 171: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 172: { termp_nm_pre, termp_nm_post }, /* Nm */
1.1 kristaps 173: { termp_op_pre, termp_op_post }, /* Op */
174: { NULL, NULL }, /* Ot */
1.69 kristaps 175: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 176: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 177: { NULL, NULL }, /* St */
1.69 kristaps 178: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 179: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 180: { termp_xr_pre, NULL }, /* Xr */
181: { NULL, termp____post }, /* %A */
1.84 kristaps 182: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 183: { NULL, termp____post }, /* %D */
1.84 kristaps 184: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 185: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 186: { NULL, termp____post }, /* %N */
187: { NULL, termp____post }, /* %O */
188: { NULL, termp____post }, /* %P */
189: { NULL, termp____post }, /* %R */
1.117 kristaps 190: { termp_under_pre, termp____post }, /* %T */
1.1 kristaps 191: { NULL, termp____post }, /* %V */
192: { NULL, NULL }, /* Ac */
193: { termp_aq_pre, termp_aq_post }, /* Ao */
194: { termp_aq_pre, termp_aq_post }, /* Aq */
1.35 kristaps 195: { NULL, NULL }, /* At */
1.1 kristaps 196: { NULL, NULL }, /* Bc */
197: { termp_bf_pre, NULL }, /* Bf */
198: { termp_bq_pre, termp_bq_post }, /* Bo */
199: { termp_bq_pre, termp_bq_post }, /* Bq */
1.26 kristaps 200: { termp_xx_pre, NULL }, /* Bsx */
1.1 kristaps 201: { NULL, termp_bx_post }, /* Bx */
202: { NULL, NULL }, /* Db */
203: { NULL, NULL }, /* Dc */
204: { termp_dq_pre, termp_dq_post }, /* Do */
205: { termp_dq_pre, termp_dq_post }, /* Dq */
1.112 kristaps 206: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 207: { NULL, NULL }, /* Ef */
1.69 kristaps 208: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 209: { NULL, NULL }, /* Eo */
1.26 kristaps 210: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 211: { termp_bold_pre, NULL }, /* Ms */
1.1 kristaps 212: { NULL, NULL }, /* No */
213: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 214: { termp_xx_pre, NULL }, /* Nx */
215: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 216: { NULL, NULL }, /* Pc */
217: { termp_pf_pre, termp_pf_post }, /* Pf */
218: { termp_pq_pre, termp_pq_post }, /* Po */
219: { termp_pq_pre, termp_pq_post }, /* Pq */
220: { NULL, NULL }, /* Qc */
221: { termp_sq_pre, termp_sq_post }, /* Ql */
222: { termp_qq_pre, termp_qq_post }, /* Qo */
223: { termp_qq_pre, termp_qq_post }, /* Qq */
224: { NULL, NULL }, /* Re */
225: { termp_rs_pre, NULL }, /* Rs */
226: { NULL, NULL }, /* Sc */
227: { termp_sq_pre, termp_sq_post }, /* So */
228: { termp_sq_pre, termp_sq_post }, /* Sq */
229: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 230: { termp_under_pre, NULL }, /* Sx */
231: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 232: { NULL, NULL }, /* Tn */
1.26 kristaps 233: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 234: { NULL, NULL }, /* Xc */
235: { NULL, NULL }, /* Xo */
236: { termp_fo_pre, termp_fo_post }, /* Fo */
237: { NULL, NULL }, /* Fc */
238: { termp_op_pre, termp_op_post }, /* Oo */
239: { NULL, NULL }, /* Oc */
1.159 schwarze 240: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 241: { NULL, NULL }, /* Ek */
242: { termp_bt_pre, NULL }, /* Bt */
243: { NULL, NULL }, /* Hf */
244: { NULL, NULL }, /* Fr */
245: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 246: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 247: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 248: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 249: { termp_under_pre, NULL }, /* Mt */
1.1 kristaps 250: { termp_brq_pre, termp_brq_post }, /* Brq */
251: { termp_brq_pre, termp_brq_post }, /* Bro */
252: { NULL, NULL }, /* Brc */
1.83 kristaps 253: { NULL, termp____post }, /* %C */
1.81 kristaps 254: { NULL, NULL }, /* Es */ /* TODO */
255: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 256: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 257: { NULL, termp____post }, /* %Q */
1.76 kristaps 258: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 259: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 260: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 261: { NULL, NULL }, /* Ta */
1.1 kristaps 262: };
263:
264:
1.70 kristaps 265: void
1.89 kristaps 266: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 267: {
1.70 kristaps 268: const struct mdoc_node *n;
269: const struct mdoc_meta *m;
1.89 kristaps 270: struct termp *p;
271:
272: p = (struct termp *)arg;
1.111 kristaps 273:
274: p->overstep = 0;
1.123 joerg 275: p->maxrmargin = p->defrmargin;
1.157 kristaps 276: p->tabwidth = term_len(p, 5);
1.89 kristaps 277:
278: if (NULL == p->symtab)
279: switch (p->enc) {
280: case (TERMENC_ASCII):
281: p->symtab = chars_init(CHARS_ASCII);
282: break;
283: default:
284: abort();
285: /* NOTREACHED */
286: }
1.70 kristaps 287:
288: n = mdoc_node(mdoc);
289: m = mdoc_meta(mdoc);
1.146 schwarze 290:
291: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 292:
293: if (n->child)
1.102 kristaps 294: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 295:
296: term_end(p);
1.1 kristaps 297: }
298:
299:
1.3 kristaps 300: static void
1.102 kristaps 301: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 302: {
303:
1.102 kristaps 304: print_mdoc_node(p, pair, m, n);
1.86 kristaps 305: if (n->next)
1.102 kristaps 306: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 307: }
308:
309:
1.70 kristaps 310: /* ARGSUSED */
1.3 kristaps 311: static void
1.102 kristaps 312: print_mdoc_node(DECL_ARGS)
1.1 kristaps 313: {
1.102 kristaps 314: int chld;
315: const void *font;
1.1 kristaps 316: struct termpair npair;
1.30 kristaps 317: size_t offset, rmargin;
1.1 kristaps 318:
1.70 kristaps 319: chld = 1;
1.29 kristaps 320: offset = p->offset;
1.30 kristaps 321: rmargin = p->rmargin;
1.102 kristaps 322: font = term_fontq(p);
1.29 kristaps 323:
1.97 kristaps 324: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 325: npair.ppair = pair;
1.46 kristaps 326:
1.162 schwarze 327: if (MDOC_TEXT == n->type)
1.86 kristaps 328: term_word(p, n->string);
1.163 kristaps 329: else if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
1.162 schwarze 330: chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.172 kristaps 331:
332: /*
333: * Keeps only work until the end of a line. If a keep was
334: * invoked in a prior line, revert it to PREKEEP.
335: */
336:
337: if (TERMP_KEEP & p->flags) {
338: if (n->prev && n->prev->line != n->line) {
339: p->flags &= ~TERMP_KEEP;
340: p->flags |= TERMP_PREKEEP;
341: } else if (NULL == n->prev) {
342: if (n->parent && n->parent->line != n->line) {
343: p->flags &= ~TERMP_KEEP;
344: p->flags |= TERMP_PREKEEP;
345: }
346: }
347: }
1.102 kristaps 348:
1.86 kristaps 349: if (chld && n->child)
1.102 kristaps 350: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 351:
1.102 kristaps 352: term_fontpopq(p, font);
1.46 kristaps 353:
1.165 kristaps 354: if (MDOC_TEXT != n->type && termacts[n->tok].post &&
355: ! (MDOC_ENDED & n->flags)) {
356: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 357:
358: /*
359: * Explicit end tokens not only call the post
360: * handler, but also tell the respective block
361: * that it must not call the post handler again.
362: */
1.165 kristaps 363: if (ENDBODY_NOT != n->end)
1.162 schwarze 364: n->pending->flags |= MDOC_ENDED;
365:
366: /*
367: * End of line terminating an implicit block
368: * while an explicit block is still open.
369: * Continue the explicit block without spacing.
370: */
371: if (ENDBODY_NOSPACE == n->end)
372: p->flags |= TERMP_NOSPACE;
373: }
1.121 kristaps 374:
375: if (MDOC_EOS & n->flags)
376: p->flags |= TERMP_SENTENCE;
1.29 kristaps 377:
378: p->offset = offset;
1.30 kristaps 379: p->rmargin = rmargin;
1.1 kristaps 380: }
381:
382:
1.3 kristaps 383: static void
1.145 kristaps 384: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 385: {
1.98 kristaps 386: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 387: const struct mdoc_meta *m;
388:
389: m = (const struct mdoc_meta *)arg;
1.1 kristaps 390:
1.102 kristaps 391: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 392:
1.9 kristaps 393: /*
394: * Output the footer in new-groff style, that is, three columns
395: * with the middle being the manual date and flanking columns
396: * being the operating system:
397: *
398: * SYSTEM DATE SYSTEM
399: */
400:
1.94 kristaps 401: time2a(m->date, buf, DATESIZ);
1.98 kristaps 402: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 403:
404: term_vspace(p);
405:
1.9 kristaps 406: p->offset = 0;
1.157 kristaps 407: p->rmargin = (p->maxrmargin -
408: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 409: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
410:
411: term_word(p, os);
412: term_flushln(p);
413:
1.9 kristaps 414: p->offset = p->rmargin;
1.157 kristaps 415: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 416: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 417:
418: term_word(p, buf);
419: term_flushln(p);
420:
1.1 kristaps 421: p->offset = p->rmargin;
422: p->rmargin = p->maxrmargin;
423: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 424: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 425:
1.9 kristaps 426: term_word(p, os);
1.1 kristaps 427: term_flushln(p);
428:
1.9 kristaps 429: p->offset = 0;
430: p->rmargin = p->maxrmargin;
431: p->flags = 0;
1.1 kristaps 432: }
433:
434:
1.3 kristaps 435: static void
1.144 kristaps 436: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 437: {
1.98 kristaps 438: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 439: const struct mdoc_meta *m;
440:
441: m = (const struct mdoc_meta *)arg;
1.1 kristaps 442:
443: p->rmargin = p->maxrmargin;
444: p->offset = 0;
445:
446: /*
447: * The header is strange. It has three components, which are
448: * really two with the first duplicated. It goes like this:
449: *
450: * IDENTIFIER TITLE IDENTIFIER
451: *
452: * The IDENTIFIER is NAME(SECTION), which is the command-name
453: * (if given, or "unknown" if not) followed by the manual page
454: * section. These are given in `Dt'. The TITLE is a free-form
455: * string depending on the manual volume. If not specified, it
456: * switches on the manual section.
457: */
458:
1.86 kristaps 459: assert(m->vol);
1.98 kristaps 460: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 461:
1.86 kristaps 462: if (m->arch) {
1.98 kristaps 463: strlcat(buf, " (", BUFSIZ);
464: strlcat(buf, m->arch, BUFSIZ);
465: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 466: }
467:
1.124 kristaps 468: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 469:
470: p->offset = 0;
1.157 kristaps 471: p->rmargin = (p->maxrmargin -
472: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 473: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
474:
475: term_word(p, title);
476: term_flushln(p);
477:
478: p->offset = p->rmargin;
1.157 kristaps 479: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 480: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 481:
482: term_word(p, buf);
483: term_flushln(p);
484:
485: p->offset = p->rmargin;
486: p->rmargin = p->maxrmargin;
487: p->flags &= ~TERMP_NOBREAK;
488: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
489:
490: term_word(p, title);
491: term_flushln(p);
492:
1.9 kristaps 493: p->offset = 0;
1.1 kristaps 494: p->rmargin = p->maxrmargin;
495: p->flags &= ~TERMP_NOSPACE;
496: }
497:
498:
499: static size_t
1.157 kristaps 500: a2height(const struct termp *p, const char *v)
1.1 kristaps 501: {
1.92 kristaps 502: struct roffsu su;
1.91 kristaps 503:
1.157 kristaps 504: assert(v);
505: if ( ! a2roffsu(v, &su, SCALE_VS))
506: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 507:
1.157 kristaps 508: return(term_vspan(p, &su));
1.91 kristaps 509: }
1.1 kristaps 510:
1.40 kristaps 511:
1.91 kristaps 512: static size_t
1.157 kristaps 513: a2width(const struct termp *p, const char *v)
1.91 kristaps 514: {
1.92 kristaps 515: struct roffsu su;
1.1 kristaps 516:
1.154 kristaps 517: assert(v);
518: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 519: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 520:
1.157 kristaps 521: return(term_hspan(p, &su));
1.1 kristaps 522: }
523:
524:
525: static size_t
1.157 kristaps 526: a2offs(const struct termp *p, const char *v)
1.1 kristaps 527: {
1.92 kristaps 528: struct roffsu su;
1.1 kristaps 529:
1.148 kristaps 530: if ('\0' == *v)
1.91 kristaps 531: return(0);
1.148 kristaps 532: else if (0 == strcmp(v, "left"))
1.19 kristaps 533: return(0);
1.148 kristaps 534: else if (0 == strcmp(v, "indent"))
1.157 kristaps 535: return(term_len(p, INDENT + 1));
1.148 kristaps 536: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 537: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 538: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 539: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 540:
1.157 kristaps 541: return(term_hspan(p, &su));
1.1 kristaps 542: }
543:
544:
1.108 kristaps 545: /*
546: * Determine how much space to print out before block elements of `It'
547: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
548: * too.
549: */
1.54 kristaps 550: static void
1.151 kristaps 551: print_bvspace(struct termp *p,
552: const struct mdoc_node *bl,
553: const struct mdoc_node *n)
1.1 kristaps 554: {
1.86 kristaps 555: const struct mdoc_node *nn;
1.1 kristaps 556:
557: term_newln(p);
1.150 kristaps 558:
1.165 kristaps 559: if (MDOC_Bd == bl->tok && bl->data.Bd->comp)
1.150 kristaps 560: return;
1.165 kristaps 561: if (MDOC_Bl == bl->tok && bl->data.Bl->comp)
1.54 kristaps 562: return;
563:
1.85 kristaps 564: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 565:
1.86 kristaps 566: for (nn = n; nn; nn = nn->parent) {
567: if (MDOC_BLOCK != nn->type)
1.1 kristaps 568: continue;
1.86 kristaps 569: if (MDOC_Ss == nn->tok)
1.54 kristaps 570: return;
1.86 kristaps 571: if (MDOC_Sh == nn->tok)
1.54 kristaps 572: return;
1.86 kristaps 573: if (NULL == nn->prev)
1.1 kristaps 574: continue;
575: break;
576: }
577:
1.85 kristaps 578: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 579:
1.165 kristaps 580: if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type)
1.86 kristaps 581: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 582: return;
583:
1.85 kristaps 584: /* A `-diag' without body does not vspace. */
585:
1.165 kristaps 586: if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl->type)
1.86 kristaps 587: if (n->prev && MDOC_It == n->prev->tok) {
588: assert(n->prev->body);
589: if (NULL == n->prev->body->child)
1.55 kristaps 590: return;
591: }
592:
1.54 kristaps 593: term_vspace(p);
1.1 kristaps 594: }
595:
596:
597: /* ARGSUSED */
598: static int
599: termp_dq_pre(DECL_ARGS)
600: {
601:
1.86 kristaps 602: if (MDOC_BODY != n->type)
1.1 kristaps 603: return(1);
604:
605: term_word(p, "\\(lq");
606: p->flags |= TERMP_NOSPACE;
607: return(1);
608: }
609:
610:
611: /* ARGSUSED */
612: static void
613: termp_dq_post(DECL_ARGS)
614: {
615:
1.86 kristaps 616: if (MDOC_BODY != n->type)
1.1 kristaps 617: return;
618:
619: p->flags |= TERMP_NOSPACE;
620: term_word(p, "\\(rq");
621: }
622:
623:
624: /* ARGSUSED */
625: static int
626: termp_it_pre(DECL_ARGS)
627: {
1.86 kristaps 628: const struct mdoc_node *bl, *nn;
1.1 kristaps 629: char buf[7];
1.170 kristaps 630: int i;
1.108 kristaps 631: size_t width, offset, ncols, dcol;
1.126 kristaps 632: enum mdoc_list type;
1.1 kristaps 633:
1.86 kristaps 634: if (MDOC_BLOCK == n->type) {
1.151 kristaps 635: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 636: return(1);
637: }
1.1 kristaps 638:
1.86 kristaps 639: bl = n->parent->parent->parent;
1.165 kristaps 640: assert(bl->data.Bl);
641: type = bl->data.Bl->type;
1.1 kristaps 642:
1.108 kristaps 643: /*
644: * First calculate width and offset. This is pretty easy unless
645: * we're a -column list, in which case all prior columns must
646: * be accounted for.
647: */
648:
649: width = offset = 0;
650:
1.165 kristaps 651: if (bl->data.Bl->offs)
652: offset = a2offs(p, bl->data.Bl->offs);
1.152 kristaps 653:
1.1 kristaps 654: switch (type) {
1.126 kristaps 655: case (LIST_column):
1.134 kristaps 656: if (MDOC_HEAD == n->type)
1.1 kristaps 657: break;
1.155 kristaps 658:
1.105 kristaps 659: /*
1.108 kristaps 660: * Imitate groff's column handling:
661: * - For each earlier column, add its width.
662: * - For less than 5 columns, add four more blanks per
663: * column.
664: * - For exactly 5 columns, add three more blank per
665: * column.
666: * - For more than 5 columns, add only one column.
1.105 kristaps 667: */
1.170 kristaps 668: ncols = bl->data.Bl->ncols;
669:
1.108 kristaps 670: /* LINTED */
1.157 kristaps 671: dcol = ncols < 5 ? term_len(p, 4) :
672: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 673:
1.134 kristaps 674: /*
675: * Calculate the offset by applying all prior MDOC_BODY,
676: * so we stop at the MDOC_HEAD (NULL == nn->prev).
677: */
678:
1.108 kristaps 679: for (i = 0, nn = n->prev;
1.134 kristaps 680: nn->prev && i < (int)ncols;
1.108 kristaps 681: nn = nn->prev, i++)
682: offset += dcol + a2width
1.170 kristaps 683: (p, bl->data.Bl->cols[i]);
1.105 kristaps 684:
685: /*
1.108 kristaps 686: * When exceeding the declared number of columns, leave
687: * the remaining widths at 0. This will later be
688: * adjusted to the default width of 10, or, for the last
689: * column, stretched to the right margin.
1.58 kristaps 690: */
1.108 kristaps 691: if (i >= (int)ncols)
692: break;
1.58 kristaps 693:
1.105 kristaps 694: /*
1.108 kristaps 695: * Use the declared column widths, extended as explained
696: * in the preceding paragraph.
1.105 kristaps 697: */
1.170 kristaps 698: width = a2width(p, bl->data.Bl->cols[i]) + dcol;
1.1 kristaps 699: break;
700: default:
1.165 kristaps 701: if (NULL == bl->data.Bl->width)
1.108 kristaps 702: break;
703:
704: /*
705: * Note: buffer the width by 2, which is groff's magic
706: * number for buffering single arguments. See the above
707: * handling for column for how this changes.
708: */
1.165 kristaps 709: assert(bl->data.Bl->width);
710: width = a2width(p, bl->data.Bl->width) + term_len(p, 2);
1.1 kristaps 711: break;
712: }
713:
714: /*
715: * List-type can override the width in the case of fixed-head
716: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 717: * offset.
1.1 kristaps 718: */
719:
720: switch (type) {
1.126 kristaps 721: case (LIST_bullet):
1.1 kristaps 722: /* FALLTHROUGH */
1.126 kristaps 723: case (LIST_dash):
1.1 kristaps 724: /* FALLTHROUGH */
1.126 kristaps 725: case (LIST_hyphen):
1.157 kristaps 726: if (width < term_len(p, 4))
727: width = term_len(p, 4);
1.1 kristaps 728: break;
1.126 kristaps 729: case (LIST_enum):
1.157 kristaps 730: if (width < term_len(p, 5))
731: width = term_len(p, 5);
1.17 kristaps 732: break;
1.126 kristaps 733: case (LIST_hang):
1.39 kristaps 734: if (0 == width)
1.157 kristaps 735: width = term_len(p, 8);
1.39 kristaps 736: break;
1.126 kristaps 737: case (LIST_column):
1.49 kristaps 738: /* FALLTHROUGH */
1.126 kristaps 739: case (LIST_tag):
1.1 kristaps 740: if (0 == width)
1.157 kristaps 741: width = term_len(p, 10);
1.1 kristaps 742: break;
743: default:
744: break;
745: }
746:
747: /*
1.17 kristaps 748: * Whitespace control. Inset bodies need an initial space,
749: * while diagonal bodies need two.
1.1 kristaps 750: */
751:
1.51 kristaps 752: p->flags |= TERMP_NOSPACE;
753:
1.1 kristaps 754: switch (type) {
1.126 kristaps 755: case (LIST_diag):
1.86 kristaps 756: if (MDOC_BODY == n->type)
1.62 kristaps 757: term_word(p, "\\ \\ ");
1.51 kristaps 758: break;
1.126 kristaps 759: case (LIST_inset):
1.86 kristaps 760: if (MDOC_BODY == n->type)
1.51 kristaps 761: term_word(p, "\\ ");
1.1 kristaps 762: break;
763: default:
764: break;
765: }
766:
1.51 kristaps 767: p->flags |= TERMP_NOSPACE;
768:
1.1 kristaps 769: switch (type) {
1.126 kristaps 770: case (LIST_diag):
1.86 kristaps 771: if (MDOC_HEAD == n->type)
1.102 kristaps 772: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 773: break;
774: default:
775: break;
776: }
777:
778: /*
1.109 kristaps 779: * Pad and break control. This is the tricky part. These flags
780: * are documented in term_flushln() in term.c. Note that we're
781: * going to unset all of these flags in termp_it_post() when we
782: * exit.
1.1 kristaps 783: */
784:
785: switch (type) {
1.126 kristaps 786: case (LIST_bullet):
1.1 kristaps 787: /* FALLTHROUGH */
1.126 kristaps 788: case (LIST_dash):
1.1 kristaps 789: /* FALLTHROUGH */
1.126 kristaps 790: case (LIST_enum):
1.1 kristaps 791: /* FALLTHROUGH */
1.126 kristaps 792: case (LIST_hyphen):
1.86 kristaps 793: if (MDOC_HEAD == n->type)
1.39 kristaps 794: p->flags |= TERMP_NOBREAK;
795: else
796: p->flags |= TERMP_NOLPAD;
797: break;
1.126 kristaps 798: case (LIST_hang):
1.86 kristaps 799: if (MDOC_HEAD == n->type)
1.39 kristaps 800: p->flags |= TERMP_NOBREAK;
801: else
802: p->flags |= TERMP_NOLPAD;
803:
1.86 kristaps 804: if (MDOC_HEAD != n->type)
1.59 kristaps 805: break;
806:
807: /*
808: * This is ugly. If `-hang' is specified and the body
809: * is a `Bl' or `Bd', then we want basically to nullify
810: * the "overstep" effect in term_flushln() and treat
811: * this as a `-ohang' list instead.
812: */
1.86 kristaps 813: if (n->next->child &&
814: (MDOC_Bl == n->next->child->tok ||
815: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 816: p->flags &= ~TERMP_NOBREAK;
817: p->flags &= ~TERMP_NOLPAD;
818: } else
1.39 kristaps 819: p->flags |= TERMP_HANG;
820: break;
1.126 kristaps 821: case (LIST_tag):
1.86 kristaps 822: if (MDOC_HEAD == n->type)
1.51 kristaps 823: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 824: else
825: p->flags |= TERMP_NOLPAD;
1.38 kristaps 826:
1.86 kristaps 827: if (MDOC_HEAD != n->type)
1.39 kristaps 828: break;
1.86 kristaps 829: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 830: p->flags |= TERMP_DANGLE;
1.1 kristaps 831: break;
1.126 kristaps 832: case (LIST_column):
1.134 kristaps 833: if (MDOC_HEAD == n->type)
834: break;
835:
836: if (NULL == n->next)
837: p->flags &= ~TERMP_NOBREAK;
838: else
839: p->flags |= TERMP_NOBREAK;
840:
841: assert(n->prev);
842: if (MDOC_BODY == n->prev->type)
843: p->flags |= TERMP_NOLPAD;
844:
1.1 kristaps 845: break;
1.126 kristaps 846: case (LIST_diag):
1.86 kristaps 847: if (MDOC_HEAD == n->type)
1.1 kristaps 848: p->flags |= TERMP_NOBREAK;
849: break;
850: default:
851: break;
852: }
853:
854: /*
855: * Margin control. Set-head-width lists have their right
856: * margins shortened. The body for these lists has the offset
857: * necessarily lengthened. Everybody gets the offset.
858: */
859:
860: p->offset += offset;
861:
862: switch (type) {
1.126 kristaps 863: case (LIST_hang):
1.59 kristaps 864: /*
865: * Same stipulation as above, regarding `-hang'. We
866: * don't want to recalculate rmargin and offsets when
867: * using `Bd' or `Bl' within `-hang' overstep lists.
868: */
1.86 kristaps 869: if (MDOC_HEAD == n->type && n->next->child &&
870: (MDOC_Bl == n->next->child->tok ||
871: MDOC_Bd == n->next->child->tok))
1.59 kristaps 872: break;
873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_bullet):
1.1 kristaps 875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_dash):
1.1 kristaps 877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_enum):
1.1 kristaps 879: /* FALLTHROUGH */
1.126 kristaps 880: case (LIST_hyphen):
1.1 kristaps 881: /* FALLTHROUGH */
1.126 kristaps 882: case (LIST_tag):
1.49 kristaps 883: assert(width);
1.86 kristaps 884: if (MDOC_HEAD == n->type)
1.1 kristaps 885: p->rmargin = p->offset + width;
886: else
887: p->offset += width;
888: break;
1.126 kristaps 889: case (LIST_column):
1.49 kristaps 890: assert(width);
1.1 kristaps 891: p->rmargin = p->offset + width;
1.50 kristaps 892: /*
893: * XXX - this behaviour is not documented: the
894: * right-most column is filled to the right margin.
895: */
1.134 kristaps 896: if (MDOC_HEAD == n->type)
897: break;
898: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 899: p->rmargin = p->maxrmargin;
1.1 kristaps 900: break;
901: default:
902: break;
903: }
904:
905: /*
906: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 907: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 908: */
909:
1.86 kristaps 910: if (MDOC_HEAD == n->type)
1.1 kristaps 911: switch (type) {
1.126 kristaps 912: case (LIST_bullet):
1.102 kristaps 913: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 914: term_word(p, "\\[bu]");
1.102 kristaps 915: term_fontpop(p);
1.1 kristaps 916: break;
1.126 kristaps 917: case (LIST_dash):
1.1 kristaps 918: /* FALLTHROUGH */
1.126 kristaps 919: case (LIST_hyphen):
1.102 kristaps 920: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 921: term_word(p, "\\(hy");
1.102 kristaps 922: term_fontpop(p);
1.1 kristaps 923: break;
1.126 kristaps 924: case (LIST_enum):
1.1 kristaps 925: (pair->ppair->ppair->count)++;
1.109 kristaps 926: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 927: pair->ppair->ppair->count);
928: term_word(p, buf);
929: break;
930: default:
931: break;
932: }
933:
934: /*
935: * If we're not going to process our children, indicate so here.
936: */
937:
938: switch (type) {
1.126 kristaps 939: case (LIST_bullet):
1.1 kristaps 940: /* FALLTHROUGH */
1.126 kristaps 941: case (LIST_item):
1.1 kristaps 942: /* FALLTHROUGH */
1.126 kristaps 943: case (LIST_dash):
1.1 kristaps 944: /* FALLTHROUGH */
1.126 kristaps 945: case (LIST_hyphen):
1.1 kristaps 946: /* FALLTHROUGH */
1.126 kristaps 947: case (LIST_enum):
1.86 kristaps 948: if (MDOC_HEAD == n->type)
1.1 kristaps 949: return(0);
950: break;
1.126 kristaps 951: case (LIST_column):
1.134 kristaps 952: if (MDOC_HEAD == n->type)
1.1 kristaps 953: return(0);
954: break;
955: default:
956: break;
957: }
958:
959: return(1);
960: }
961:
962:
963: /* ARGSUSED */
964: static void
965: termp_it_post(DECL_ARGS)
966: {
1.126 kristaps 967: enum mdoc_list type;
1.1 kristaps 968:
1.109 kristaps 969: if (MDOC_BLOCK == n->type)
1.1 kristaps 970: return;
971:
1.165 kristaps 972: type = n->parent->parent->parent->data.Bl->type;
1.1 kristaps 973:
974: switch (type) {
1.126 kristaps 975: case (LIST_item):
1.1 kristaps 976: /* FALLTHROUGH */
1.126 kristaps 977: case (LIST_diag):
1.53 kristaps 978: /* FALLTHROUGH */
1.126 kristaps 979: case (LIST_inset):
1.86 kristaps 980: if (MDOC_BODY == n->type)
1.130 schwarze 981: term_newln(p);
1.1 kristaps 982: break;
1.126 kristaps 983: case (LIST_column):
1.134 kristaps 984: if (MDOC_BODY == n->type)
1.1 kristaps 985: term_flushln(p);
986: break;
987: default:
1.130 schwarze 988: term_newln(p);
1.1 kristaps 989: break;
990: }
991:
1.109 kristaps 992: /*
993: * Now that our output is flushed, we can reset our tags. Since
994: * only `It' sets these flags, we're free to assume that nobody
995: * has munged them in the meanwhile.
996: */
997:
998: p->flags &= ~TERMP_DANGLE;
999: p->flags &= ~TERMP_NOBREAK;
1000: p->flags &= ~TERMP_TWOSPACE;
1001: p->flags &= ~TERMP_NOLPAD;
1002: p->flags &= ~TERMP_HANG;
1.1 kristaps 1003: }
1004:
1005:
1006: /* ARGSUSED */
1007: static int
1008: termp_nm_pre(DECL_ARGS)
1009: {
1010:
1.164 schwarze 1011: if (MDOC_BLOCK == n->type)
1012: return(1);
1013:
1014: if (MDOC_BODY == n->type) {
1015: if (NULL == n->child)
1016: return(0);
1017: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1018: p->offset += term_len(p, 1) +
1019: (NULL == n->prev->child ? term_strlen(p, m->name) :
1020: MDOC_TEXT == n->prev->child->type ?
1021: term_strlen(p, n->prev->child->string) :
1022: term_len(p, 5));
1023: return(1);
1024: }
1025:
1.125 kristaps 1026: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1027: return(0);
1.125 kristaps 1028:
1.177 schwarze 1029: if (MDOC_HEAD == n->type)
1030: synopsis_pre(p, n->parent);
1.102 kristaps 1031:
1.164 schwarze 1032: if (MDOC_HEAD == n->type && n->next->child) {
1033: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_HANG;
1034: p->rmargin = p->offset + term_len(p, 1) +
1035: (NULL == n->child ? term_strlen(p, m->name) :
1036: MDOC_TEXT == n->child->type ?
1037: term_strlen(p, n->child->string) :
1038: term_len(p, 5));
1039: }
1040:
1.102 kristaps 1041: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1042: if (NULL == n->child)
1043: term_word(p, m->name);
1.1 kristaps 1044: return(1);
1045: }
1046:
1047:
1.164 schwarze 1048: /* ARGSUSED */
1049: static void
1050: termp_nm_post(DECL_ARGS)
1051: {
1052:
1053: if (MDOC_HEAD == n->type && n->next->child) {
1054: term_flushln(p);
1055: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1056: } else if (MDOC_BODY == n->type && n->child) {
1057: term_flushln(p);
1058: p->flags &= ~TERMP_NOLPAD;
1059: }
1060: }
1061:
1062:
1.1 kristaps 1063: /* ARGSUSED */
1064: static int
1065: termp_fl_pre(DECL_ARGS)
1066: {
1067:
1.102 kristaps 1068: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1069: term_word(p, "\\-");
1.103 kristaps 1070:
1071: if (n->child)
1.114 kristaps 1072: p->flags |= TERMP_NOSPACE;
1073: else if (n->next && n->next->line == n->line)
1.103 kristaps 1074: p->flags |= TERMP_NOSPACE;
1075:
1.1 kristaps 1076: return(1);
1077: }
1078:
1079:
1080: /* ARGSUSED */
1081: static int
1.61 kristaps 1082: termp_an_pre(DECL_ARGS)
1083: {
1084:
1.86 kristaps 1085: if (NULL == n->child)
1.61 kristaps 1086: return(1);
1087:
1088: /*
1.85 kristaps 1089: * If not in the AUTHORS section, `An -split' will cause
1090: * newlines to occur before the author name. If in the AUTHORS
1091: * section, by default, the first `An' invocation is nosplit,
1092: * then all subsequent ones, regardless of whether interspersed
1093: * with other macros/text, are split. -split, in this case,
1094: * will override the condition of the implied first -nosplit.
1.61 kristaps 1095: */
1096:
1.86 kristaps 1097: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1098: if ( ! (TERMP_ANPREC & p->flags)) {
1099: if (TERMP_SPLIT & p->flags)
1100: term_newln(p);
1101: return(1);
1102: }
1103: if (TERMP_NOSPLIT & p->flags)
1104: return(1);
1105: term_newln(p);
1106: return(1);
1107: }
1108:
1109: if (TERMP_SPLIT & p->flags)
1110: term_newln(p);
1111:
1112: return(1);
1113: }
1114:
1115:
1116: /* ARGSUSED */
1117: static void
1118: termp_an_post(DECL_ARGS)
1119: {
1120:
1.86 kristaps 1121: if (n->child) {
1122: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1123: p->flags |= TERMP_ANPREC;
1124: return;
1125: }
1126:
1.168 kristaps 1127: if (AUTH_split == n->data.An.auth) {
1.61 kristaps 1128: p->flags &= ~TERMP_NOSPLIT;
1129: p->flags |= TERMP_SPLIT;
1.168 kristaps 1130: } else if (AUTH_nosplit == n->data.An.auth) {
1.61 kristaps 1131: p->flags &= ~TERMP_SPLIT;
1132: p->flags |= TERMP_NOSPLIT;
1133: }
1134:
1135: }
1136:
1137:
1138: /* ARGSUSED */
1139: static int
1.1 kristaps 1140: termp_ns_pre(DECL_ARGS)
1141: {
1142:
1143: p->flags |= TERMP_NOSPACE;
1144: return(1);
1145: }
1146:
1147:
1148: /* ARGSUSED */
1149: static int
1150: termp_rs_pre(DECL_ARGS)
1151: {
1152:
1.86 kristaps 1153: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1154: return(1);
1.86 kristaps 1155: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1156: term_vspace(p);
1157: return(1);
1158: }
1159:
1160:
1161: /* ARGSUSED */
1162: static int
1163: termp_rv_pre(DECL_ARGS)
1164: {
1.68 kristaps 1165: const struct mdoc_node *nn;
1.1 kristaps 1166:
1167: term_newln(p);
1168: term_word(p, "The");
1169:
1.86 kristaps 1170: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1171: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1172: term_word(p, nn->string);
1.102 kristaps 1173: term_fontpop(p);
1.68 kristaps 1174: p->flags |= TERMP_NOSPACE;
1175: if (nn->next && NULL == nn->next->next)
1176: term_word(p, "(), and");
1177: else if (nn->next)
1178: term_word(p, "(),");
1179: else
1180: term_word(p, "()");
1181: }
1182:
1.125 kristaps 1183: if (n->child && n->child->next)
1.68 kristaps 1184: term_word(p, "functions return");
1185: else
1186: term_word(p, "function returns");
1.1 kristaps 1187:
1.68 kristaps 1188: term_word(p, "the value 0 if successful; otherwise the value "
1189: "-1 is returned and the global variable");
1.1 kristaps 1190:
1.102 kristaps 1191: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1192: term_word(p, "errno");
1.102 kristaps 1193: term_fontpop(p);
1.1 kristaps 1194:
1195: term_word(p, "is set to indicate the error.");
1.131 kristaps 1196: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1197:
1.68 kristaps 1198: return(0);
1.1 kristaps 1199: }
1200:
1201:
1202: /* ARGSUSED */
1203: static int
1204: termp_ex_pre(DECL_ARGS)
1205: {
1.68 kristaps 1206: const struct mdoc_node *nn;
1.1 kristaps 1207:
1.68 kristaps 1208: term_word(p, "The");
1.1 kristaps 1209:
1.86 kristaps 1210: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1211: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1212: term_word(p, nn->string);
1.102 kristaps 1213: term_fontpop(p);
1.68 kristaps 1214: p->flags |= TERMP_NOSPACE;
1215: if (nn->next && NULL == nn->next->next)
1216: term_word(p, ", and");
1217: else if (nn->next)
1218: term_word(p, ",");
1219: else
1220: p->flags &= ~TERMP_NOSPACE;
1221: }
1222:
1.125 kristaps 1223: if (n->child && n->child->next)
1.68 kristaps 1224: term_word(p, "utilities exit");
1225: else
1226: term_word(p, "utility exits");
1227:
1228: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1229: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1230:
1.68 kristaps 1231: return(0);
1.1 kristaps 1232: }
1233:
1234:
1235: /* ARGSUSED */
1236: static int
1237: termp_nd_pre(DECL_ARGS)
1238: {
1.25 kristaps 1239:
1.86 kristaps 1240: if (MDOC_BODY != n->type)
1.25 kristaps 1241: return(1);
1.30 kristaps 1242:
1.27 kristaps 1243: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1244: term_word(p, "\\(en");
1.23 kristaps 1245: #else
1246: term_word(p, "\\(em");
1247: #endif
1.1 kristaps 1248: return(1);
1.115 kristaps 1249: }
1250:
1251:
1252: /* ARGSUSED */
1253: static int
1254: termp_bl_pre(DECL_ARGS)
1255: {
1256:
1257: return(MDOC_HEAD != n->type);
1.1 kristaps 1258: }
1259:
1260:
1261: /* ARGSUSED */
1262: static void
1263: termp_bl_post(DECL_ARGS)
1264: {
1265:
1.86 kristaps 1266: if (MDOC_BLOCK == n->type)
1.1 kristaps 1267: term_newln(p);
1268: }
1269:
1270:
1271: /* ARGSUSED */
1272: static void
1273: termp_op_post(DECL_ARGS)
1274: {
1275:
1.86 kristaps 1276: if (MDOC_BODY != n->type)
1.1 kristaps 1277: return;
1278: p->flags |= TERMP_NOSPACE;
1279: term_word(p, "\\(rB");
1280: }
1281:
1282:
1283: /* ARGSUSED */
1284: static int
1285: termp_xr_pre(DECL_ARGS)
1286: {
1.86 kristaps 1287: const struct mdoc_node *nn;
1.1 kristaps 1288:
1.113 kristaps 1289: if (NULL == n->child)
1290: return(0);
1291:
1292: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1293: nn = n->child;
1.11 kristaps 1294:
1.86 kristaps 1295: term_word(p, nn->string);
1296: if (NULL == (nn = nn->next))
1.1 kristaps 1297: return(0);
1298: p->flags |= TERMP_NOSPACE;
1299: term_word(p, "(");
1300: p->flags |= TERMP_NOSPACE;
1.86 kristaps 1301: term_word(p, nn->string);
1.1 kristaps 1302: p->flags |= TERMP_NOSPACE;
1303: term_word(p, ")");
1.86 kristaps 1304:
1.1 kristaps 1305: return(0);
1306: }
1307:
1308:
1.143 kristaps 1309: /*
1310: * This decides how to assert whitespace before any of the SYNOPSIS set
1311: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1312: * macro combos).
1313: */
1314: static void
1315: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1316: {
1317: /*
1318: * Obviously, if we're not in a SYNOPSIS or no prior macros
1319: * exist, do nothing.
1320: */
1.160 kristaps 1321: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1322: return;
1323:
1324: /*
1325: * If we're the second in a pair of like elements, emit our
1326: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1327: * case we soldier on.
1328: */
1329: if (n->prev->tok == n->tok &&
1330: MDOC_Ft != n->tok &&
1331: MDOC_Fo != n->tok &&
1332: MDOC_Fn != n->tok) {
1333: term_newln(p);
1334: return;
1335: }
1336:
1337: /*
1338: * If we're one of the SYNOPSIS set and non-like pair-wise after
1339: * another (or Fn/Fo, which we've let slip through) then assert
1340: * vertical space, else only newline and move on.
1341: */
1342: switch (n->prev->tok) {
1343: case (MDOC_Fd):
1344: /* FALLTHROUGH */
1345: case (MDOC_Fn):
1346: /* FALLTHROUGH */
1347: case (MDOC_Fo):
1348: /* FALLTHROUGH */
1349: case (MDOC_In):
1350: /* FALLTHROUGH */
1351: case (MDOC_Vt):
1352: term_vspace(p);
1353: break;
1354: case (MDOC_Ft):
1355: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1356: term_vspace(p);
1357: break;
1358: }
1359: /* FALLTHROUGH */
1360: default:
1361: term_newln(p);
1362: break;
1363: }
1364: }
1365:
1366:
1.110 kristaps 1367: static int
1368: termp_vt_pre(DECL_ARGS)
1369: {
1370:
1.143 kristaps 1371: if (MDOC_ELEM == n->type) {
1372: synopsis_pre(p, n);
1.110 kristaps 1373: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1374: } else if (MDOC_BLOCK == n->type) {
1375: synopsis_pre(p, n);
1376: return(1);
1377: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1378: return(0);
1379:
1380: return(termp_under_pre(p, pair, m, n));
1381: }
1382:
1383:
1.1 kristaps 1384: /* ARGSUSED */
1385: static int
1.69 kristaps 1386: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1387: {
1388:
1.102 kristaps 1389: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1390: return(1);
1391: }
1392:
1393:
1394: /* ARGSUSED */
1.143 kristaps 1395: static int
1396: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1397: {
1398:
1.143 kristaps 1399: synopsis_pre(p, n);
1400: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1401: }
1402:
1403:
1404: /* ARGSUSED */
1405: static int
1406: termp_sh_pre(DECL_ARGS)
1407: {
1.85 kristaps 1408:
1409: /* No vspace between consecutive `Sh' calls. */
1410:
1.86 kristaps 1411: switch (n->type) {
1.65 kristaps 1412: case (MDOC_BLOCK):
1.86 kristaps 1413: if (n->prev && MDOC_Sh == n->prev->tok)
1414: if (NULL == n->prev->body->child)
1.65 kristaps 1415: break;
1416: term_vspace(p);
1417: break;
1.1 kristaps 1418: case (MDOC_HEAD):
1.102 kristaps 1419: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1420: break;
1421: case (MDOC_BODY):
1.157 kristaps 1422: p->offset = term_len(p, INDENT);
1.1 kristaps 1423: break;
1424: default:
1425: break;
1426: }
1427: return(1);
1428: }
1429:
1430:
1431: /* ARGSUSED */
1432: static void
1433: termp_sh_post(DECL_ARGS)
1434: {
1435:
1.86 kristaps 1436: switch (n->type) {
1.1 kristaps 1437: case (MDOC_HEAD):
1438: term_newln(p);
1439: break;
1440: case (MDOC_BODY):
1441: term_newln(p);
1442: p->offset = 0;
1443: break;
1444: default:
1445: break;
1446: }
1447: }
1448:
1449:
1450: /* ARGSUSED */
1451: static int
1452: termp_op_pre(DECL_ARGS)
1453: {
1454:
1.86 kristaps 1455: switch (n->type) {
1.1 kristaps 1456: case (MDOC_BODY):
1457: term_word(p, "\\(lB");
1458: p->flags |= TERMP_NOSPACE;
1459: break;
1460: default:
1461: break;
1462: }
1463: return(1);
1464: }
1465:
1466:
1467: /* ARGSUSED */
1468: static int
1469: termp_bt_pre(DECL_ARGS)
1470: {
1471:
1472: term_word(p, "is currently in beta test.");
1.131 kristaps 1473: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1474: return(0);
1.1 kristaps 1475: }
1476:
1477:
1478: /* ARGSUSED */
1479: static void
1480: termp_lb_post(DECL_ARGS)
1481: {
1482:
1.122 kristaps 1483: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1484: term_newln(p);
1.1 kristaps 1485: }
1486:
1487:
1488: /* ARGSUSED */
1489: static int
1490: termp_ud_pre(DECL_ARGS)
1491: {
1492:
1493: term_word(p, "currently under development.");
1.131 kristaps 1494: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1495: return(0);
1.1 kristaps 1496: }
1497:
1498:
1499: /* ARGSUSED */
1500: static int
1501: termp_d1_pre(DECL_ARGS)
1502: {
1503:
1.86 kristaps 1504: if (MDOC_BLOCK != n->type)
1.1 kristaps 1505: return(1);
1506: term_newln(p);
1.157 kristaps 1507: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1508: return(1);
1509: }
1510:
1511:
1512: /* ARGSUSED */
1513: static void
1514: termp_d1_post(DECL_ARGS)
1515: {
1516:
1.86 kristaps 1517: if (MDOC_BLOCK != n->type)
1.1 kristaps 1518: return;
1519: term_newln(p);
1520: }
1521:
1522:
1523: /* ARGSUSED */
1524: static int
1525: termp_aq_pre(DECL_ARGS)
1526: {
1527:
1.86 kristaps 1528: if (MDOC_BODY != n->type)
1.1 kristaps 1529: return(1);
1530: term_word(p, "\\(la");
1531: p->flags |= TERMP_NOSPACE;
1532: return(1);
1533: }
1534:
1535:
1536: /* ARGSUSED */
1537: static void
1538: termp_aq_post(DECL_ARGS)
1539: {
1540:
1.86 kristaps 1541: if (MDOC_BODY != n->type)
1.1 kristaps 1542: return;
1543: p->flags |= TERMP_NOSPACE;
1544: term_word(p, "\\(ra");
1545: }
1546:
1547:
1548: /* ARGSUSED */
1549: static int
1550: termp_ft_pre(DECL_ARGS)
1551: {
1552:
1.141 kristaps 1553: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1554: synopsis_pre(p, n);
1.102 kristaps 1555: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1556: return(1);
1557: }
1558:
1559:
1560: /* ARGSUSED */
1561: static int
1562: termp_fn_pre(DECL_ARGS)
1563: {
1.86 kristaps 1564: const struct mdoc_node *nn;
1.1 kristaps 1565:
1.143 kristaps 1566: synopsis_pre(p, n);
1.139 kristaps 1567:
1.102 kristaps 1568: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1569: term_word(p, n->child->string);
1.102 kristaps 1570: term_fontpop(p);
1.1 kristaps 1571:
1572: p->flags |= TERMP_NOSPACE;
1573: term_word(p, "(");
1574:
1.86 kristaps 1575: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1576: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1577: term_word(p, nn->string);
1.102 kristaps 1578: term_fontpop(p);
1579:
1.86 kristaps 1580: if (nn->next)
1.1 kristaps 1581: term_word(p, ",");
1582: }
1583:
1584: term_word(p, ")");
1585:
1.160 kristaps 1586: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1587: term_word(p, ";");
1588:
1589: return(0);
1590: }
1591:
1592:
1593: /* ARGSUSED */
1594: static int
1595: termp_fa_pre(DECL_ARGS)
1596: {
1.86 kristaps 1597: const struct mdoc_node *nn;
1.1 kristaps 1598:
1.86 kristaps 1599: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1600: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1601: return(1);
1602: }
1603:
1.86 kristaps 1604: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1605: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1606: term_word(p, nn->string);
1.102 kristaps 1607: term_fontpop(p);
1608:
1.86 kristaps 1609: if (nn->next)
1.1 kristaps 1610: term_word(p, ",");
1611: }
1612:
1.86 kristaps 1613: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1614: term_word(p, ",");
1615:
1616: return(0);
1617: }
1618:
1619:
1620: /* ARGSUSED */
1621: static int
1622: termp_bd_pre(DECL_ARGS)
1623: {
1.179 ! kristaps 1624: size_t tabwidth, rm, rmax;
1.85 kristaps 1625: const struct mdoc_node *nn;
1.1 kristaps 1626:
1.86 kristaps 1627: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1628: print_bvspace(p, n, n);
1.54 kristaps 1629: return(1);
1.116 kristaps 1630: } else if (MDOC_HEAD == n->type)
1631: return(0);
1.1 kristaps 1632:
1.165 kristaps 1633: assert(n->data.Bd);
1634: if (n->data.Bd->offs)
1635: p->offset += a2offs(p, n->data.Bd->offs);
1.85 kristaps 1636:
1637: /*
1638: * If -ragged or -filled are specified, the block does nothing
1639: * but change the indentation. If -unfilled or -literal are
1640: * specified, text is printed exactly as entered in the display:
1641: * for macro lines, a newline is appended to the line. Blank
1642: * lines are allowed.
1643: */
1.60 kristaps 1644:
1.165 kristaps 1645: if (DISP_literal != n->data.Bd->type &&
1646: DISP_unfilled != n->data.Bd->type)
1.1 kristaps 1647: return(1);
1648:
1.129 schwarze 1649: tabwidth = p->tabwidth;
1.157 kristaps 1650: p->tabwidth = term_len(p, 8);
1.119 kristaps 1651: rm = p->rmargin;
1652: rmax = p->maxrmargin;
1.120 kristaps 1653: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1654:
1.86 kristaps 1655: for (nn = n->child; nn; nn = nn->next) {
1.179 ! kristaps 1656: if (nn->prev && nn->prev->line < nn->line)
! 1657: term_newln(p);
1.102 kristaps 1658: print_mdoc_node(p, pair, m, nn);
1.1 kristaps 1659: }
1.147 kristaps 1660:
1.129 schwarze 1661: p->tabwidth = tabwidth;
1.119 kristaps 1662: p->rmargin = rm;
1663: p->maxrmargin = rmax;
1.1 kristaps 1664: return(0);
1665: }
1666:
1667:
1668: /* ARGSUSED */
1669: static void
1670: termp_bd_post(DECL_ARGS)
1671: {
1.119 kristaps 1672: size_t rm, rmax;
1.1 kristaps 1673:
1.86 kristaps 1674: if (MDOC_BODY != n->type)
1.1 kristaps 1675: return;
1.118 kristaps 1676:
1.119 kristaps 1677: rm = p->rmargin;
1678: rmax = p->maxrmargin;
1.118 kristaps 1679:
1.165 kristaps 1680: assert(n->data.Bd);
1681: if (DISP_literal == n->data.Bd->type ||
1682: DISP_unfilled == n->data.Bd->type)
1.120 kristaps 1683: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1684:
1.60 kristaps 1685: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1686: term_newln(p);
1.118 kristaps 1687:
1.119 kristaps 1688: p->rmargin = rm;
1689: p->maxrmargin = rmax;
1.1 kristaps 1690: }
1691:
1692:
1693: /* ARGSUSED */
1694: static int
1695: termp_qq_pre(DECL_ARGS)
1696: {
1697:
1.86 kristaps 1698: if (MDOC_BODY != n->type)
1.1 kristaps 1699: return(1);
1700: term_word(p, "\"");
1701: p->flags |= TERMP_NOSPACE;
1702: return(1);
1703: }
1704:
1705:
1706: /* ARGSUSED */
1707: static void
1708: termp_qq_post(DECL_ARGS)
1709: {
1710:
1.86 kristaps 1711: if (MDOC_BODY != n->type)
1.1 kristaps 1712: return;
1713: p->flags |= TERMP_NOSPACE;
1714: term_word(p, "\"");
1715: }
1716:
1717:
1718: /* ARGSUSED */
1719: static void
1720: termp_bx_post(DECL_ARGS)
1721: {
1722:
1.86 kristaps 1723: if (n->child)
1.1 kristaps 1724: p->flags |= TERMP_NOSPACE;
1725: term_word(p, "BSD");
1726: }
1727:
1728:
1729: /* ARGSUSED */
1730: static int
1.26 kristaps 1731: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1732: {
1.26 kristaps 1733: const char *pp;
1.1 kristaps 1734:
1.26 kristaps 1735: pp = NULL;
1.86 kristaps 1736: switch (n->tok) {
1.26 kristaps 1737: case (MDOC_Bsx):
1738: pp = "BSDI BSD/OS";
1739: break;
1740: case (MDOC_Dx):
1.100 kristaps 1741: pp = "DragonFly";
1.26 kristaps 1742: break;
1743: case (MDOC_Fx):
1744: pp = "FreeBSD";
1745: break;
1746: case (MDOC_Nx):
1747: pp = "NetBSD";
1748: break;
1749: case (MDOC_Ox):
1750: pp = "OpenBSD";
1751: break;
1752: case (MDOC_Ux):
1753: pp = "UNIX";
1754: break;
1755: default:
1756: break;
1757: }
1.1 kristaps 1758:
1.26 kristaps 1759: assert(pp);
1760: term_word(p, pp);
1.1 kristaps 1761: return(1);
1762: }
1763:
1764:
1765: /* ARGSUSED */
1766: static int
1767: termp_sq_pre(DECL_ARGS)
1768: {
1769:
1.86 kristaps 1770: if (MDOC_BODY != n->type)
1.1 kristaps 1771: return(1);
1772: term_word(p, "\\(oq");
1773: p->flags |= TERMP_NOSPACE;
1774: return(1);
1775: }
1776:
1777:
1778: /* ARGSUSED */
1779: static void
1780: termp_sq_post(DECL_ARGS)
1781: {
1782:
1.86 kristaps 1783: if (MDOC_BODY != n->type)
1.1 kristaps 1784: return;
1785: p->flags |= TERMP_NOSPACE;
1786: term_word(p, "\\(aq");
1787: }
1788:
1789:
1790: /* ARGSUSED */
1791: static int
1792: termp_pf_pre(DECL_ARGS)
1793: {
1794:
1795: p->flags |= TERMP_IGNDELIM;
1796: return(1);
1797: }
1798:
1799:
1800: /* ARGSUSED */
1801: static void
1802: termp_pf_post(DECL_ARGS)
1803: {
1804:
1805: p->flags &= ~TERMP_IGNDELIM;
1806: p->flags |= TERMP_NOSPACE;
1807: }
1808:
1809:
1810: /* ARGSUSED */
1811: static int
1812: termp_ss_pre(DECL_ARGS)
1813: {
1814:
1.86 kristaps 1815: switch (n->type) {
1.1 kristaps 1816: case (MDOC_BLOCK):
1817: term_newln(p);
1.86 kristaps 1818: if (n->prev)
1.1 kristaps 1819: term_vspace(p);
1820: break;
1821: case (MDOC_HEAD):
1.102 kristaps 1822: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1823: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1824: break;
1825: default:
1826: break;
1827: }
1828:
1829: return(1);
1830: }
1831:
1832:
1833: /* ARGSUSED */
1834: static void
1835: termp_ss_post(DECL_ARGS)
1836: {
1837:
1.86 kristaps 1838: if (MDOC_HEAD == n->type)
1.1 kristaps 1839: term_newln(p);
1840: }
1841:
1842:
1843: /* ARGSUSED */
1844: static int
1845: termp_cd_pre(DECL_ARGS)
1846: {
1847:
1.143 kristaps 1848: synopsis_pre(p, n);
1.102 kristaps 1849: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1850: return(1);
1851: }
1852:
1853:
1854: /* ARGSUSED */
1855: static int
1856: termp_in_pre(DECL_ARGS)
1857: {
1.142 schwarze 1858:
1.143 kristaps 1859: synopsis_pre(p, n);
1.1 kristaps 1860:
1.160 kristaps 1861: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1862: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1863: term_word(p, "#include");
1.138 kristaps 1864: term_word(p, "<");
1865: } else {
1866: term_word(p, "<");
1867: term_fontpush(p, TERMFONT_UNDER);
1868: }
1.22 kristaps 1869:
1.1 kristaps 1870: p->flags |= TERMP_NOSPACE;
1871: return(1);
1872: }
1873:
1874:
1875: /* ARGSUSED */
1876: static void
1877: termp_in_post(DECL_ARGS)
1878: {
1879:
1.160 kristaps 1880: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1881: term_fontpush(p, TERMFONT_BOLD);
1882:
1.79 kristaps 1883: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1884: term_word(p, ">");
1885:
1.160 kristaps 1886: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1887: term_fontpop(p);
1.1 kristaps 1888: }
1889:
1890:
1891: /* ARGSUSED */
1892: static int
1.45 kristaps 1893: termp_sp_pre(DECL_ARGS)
1894: {
1.91 kristaps 1895: size_t i, len;
1.45 kristaps 1896:
1.86 kristaps 1897: switch (n->tok) {
1.76 kristaps 1898: case (MDOC_sp):
1.157 kristaps 1899: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1900: break;
1901: case (MDOC_br):
1902: len = 0;
1903: break;
1904: default:
1.175 kristaps 1905: assert(n->parent);
1906: if ((NULL == n->next || NULL == n->prev) &&
1907: (MDOC_Ss == n->parent->tok ||
1908: MDOC_Sh == n->parent->tok))
1909: return(0);
1.76 kristaps 1910: len = 1;
1911: break;
1.45 kristaps 1912: }
1913:
1914: if (0 == len)
1915: term_newln(p);
1916: for (i = 0; i < len; i++)
1917: term_vspace(p);
1918:
1919: return(0);
1920: }
1921:
1922:
1923: /* ARGSUSED */
1924: static int
1.1 kristaps 1925: termp_brq_pre(DECL_ARGS)
1926: {
1927:
1.86 kristaps 1928: if (MDOC_BODY != n->type)
1.1 kristaps 1929: return(1);
1930: term_word(p, "\\(lC");
1931: p->flags |= TERMP_NOSPACE;
1932: return(1);
1933: }
1934:
1935:
1936: /* ARGSUSED */
1937: static void
1938: termp_brq_post(DECL_ARGS)
1939: {
1940:
1.86 kristaps 1941: if (MDOC_BODY != n->type)
1.1 kristaps 1942: return;
1943: p->flags |= TERMP_NOSPACE;
1944: term_word(p, "\\(rC");
1945: }
1946:
1947:
1948: /* ARGSUSED */
1949: static int
1950: termp_bq_pre(DECL_ARGS)
1951: {
1952:
1.86 kristaps 1953: if (MDOC_BODY != n->type)
1.1 kristaps 1954: return(1);
1955: term_word(p, "\\(lB");
1956: p->flags |= TERMP_NOSPACE;
1957: return(1);
1958: }
1959:
1960:
1961: /* ARGSUSED */
1962: static void
1963: termp_bq_post(DECL_ARGS)
1964: {
1965:
1.86 kristaps 1966: if (MDOC_BODY != n->type)
1.1 kristaps 1967: return;
1968: p->flags |= TERMP_NOSPACE;
1969: term_word(p, "\\(rB");
1970: }
1971:
1972:
1973: /* ARGSUSED */
1974: static int
1975: termp_pq_pre(DECL_ARGS)
1976: {
1977:
1.86 kristaps 1978: if (MDOC_BODY != n->type)
1.1 kristaps 1979: return(1);
1980: term_word(p, "\\&(");
1981: p->flags |= TERMP_NOSPACE;
1982: return(1);
1983: }
1984:
1985:
1986: /* ARGSUSED */
1987: static void
1988: termp_pq_post(DECL_ARGS)
1989: {
1990:
1.86 kristaps 1991: if (MDOC_BODY != n->type)
1.1 kristaps 1992: return;
1993: term_word(p, ")");
1994: }
1995:
1996:
1997: /* ARGSUSED */
1998: static int
1999: termp_fo_pre(DECL_ARGS)
2000: {
2001:
1.141 kristaps 2002: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2003: synopsis_pre(p, n);
1.141 kristaps 2004: return(1);
2005: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2006: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2007: term_word(p, "(");
2008: p->flags |= TERMP_NOSPACE;
2009: return(1);
1.141 kristaps 2010: }
2011:
1.169 kristaps 2012: if (NULL == n->child)
2013: return(0);
2014:
1.141 kristaps 2015: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2016:
1.141 kristaps 2017: assert(n->child->string);
1.102 kristaps 2018: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2019: term_word(p, n->child->string);
1.1 kristaps 2020: return(0);
2021: }
2022:
2023:
2024: /* ARGSUSED */
2025: static void
2026: termp_fo_post(DECL_ARGS)
2027: {
2028:
1.143 kristaps 2029: if (MDOC_BODY != n->type)
2030: return;
2031:
2032: p->flags |= TERMP_NOSPACE;
2033: term_word(p, ")");
2034:
1.160 kristaps 2035: if (MDOC_SYNPRETTY & n->flags) {
1.141 kristaps 2036: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2037: term_word(p, ";");
1.141 kristaps 2038: }
1.1 kristaps 2039: }
2040:
2041:
2042: /* ARGSUSED */
2043: static int
2044: termp_bf_pre(DECL_ARGS)
2045: {
2046:
1.86 kristaps 2047: if (MDOC_HEAD == n->type)
1.1 kristaps 2048: return(0);
1.86 kristaps 2049: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2050: return(1);
2051:
1.167 kristaps 2052: assert(n->data.Bf);
1.1 kristaps 2053:
1.167 kristaps 2054: if (FONT_Em == n->data.Bf->font)
1.102 kristaps 2055: term_fontpush(p, TERMFONT_UNDER);
1.167 kristaps 2056: else if (FONT_Sy == n->data.Bf->font)
1.102 kristaps 2057: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2058: else
1.102 kristaps 2059: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2060:
2061: return(1);
2062: }
2063:
2064:
2065: /* ARGSUSED */
2066: static int
2067: termp_sm_pre(DECL_ARGS)
2068: {
2069:
1.86 kristaps 2070: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2071: if (0 == strcmp("on", n->child->string)) {
2072: if (p->col)
2073: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2074: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2075: } else
1.1 kristaps 2076: p->flags |= TERMP_NONOSPACE;
2077:
2078: return(0);
2079: }
2080:
2081:
2082: /* ARGSUSED */
2083: static int
2084: termp_ap_pre(DECL_ARGS)
2085: {
2086:
2087: p->flags |= TERMP_NOSPACE;
2088: term_word(p, "\\(aq");
2089: p->flags |= TERMP_NOSPACE;
2090: return(1);
2091: }
2092:
2093:
2094: /* ARGSUSED */
2095: static void
2096: termp____post(DECL_ARGS)
2097: {
2098:
1.95 kristaps 2099: /* TODO: %U. */
2100:
1.1 kristaps 2101: p->flags |= TERMP_NOSPACE;
1.86 kristaps 2102: term_word(p, n->next ? "," : ".");
1.1 kristaps 2103: }
2104:
2105:
2106: /* ARGSUSED */
2107: static int
1.102 kristaps 2108: termp_li_pre(DECL_ARGS)
2109: {
2110:
2111: term_fontpush(p, TERMFONT_NONE);
2112: return(1);
2113: }
2114:
2115:
2116: /* ARGSUSED */
2117: static int
1.1 kristaps 2118: termp_lk_pre(DECL_ARGS)
2119: {
1.86 kristaps 2120: const struct mdoc_node *nn;
1.1 kristaps 2121:
1.102 kristaps 2122: term_fontpush(p, TERMFONT_UNDER);
1.96 kristaps 2123: nn = n->child;
2124:
2125: if (NULL == nn->next)
1.12 kristaps 2126: return(1);
2127:
1.86 kristaps 2128: term_word(p, nn->string);
1.102 kristaps 2129: term_fontpop(p);
1.96 kristaps 2130:
1.1 kristaps 2131: p->flags |= TERMP_NOSPACE;
2132: term_word(p, ":");
2133:
1.102 kristaps 2134: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 2135: for (nn = nn->next; nn; nn = nn->next)
2136: term_word(p, nn->string);
1.102 kristaps 2137: term_fontpop(p);
1.12 kristaps 2138:
1.1 kristaps 2139: return(0);
2140: }
2141:
1.159 schwarze 2142:
2143: /* ARGSUSED */
2144: static int
2145: termp_bk_pre(DECL_ARGS)
2146: {
2147:
1.161 schwarze 2148: switch (n->type) {
2149: case (MDOC_BLOCK):
1.166 kristaps 2150: break;
1.161 schwarze 2151: case (MDOC_HEAD):
2152: return(0);
2153: case (MDOC_BODY):
2154: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2155: break;
1.161 schwarze 2156: default:
2157: abort();
1.166 kristaps 2158: /* NOTREACHED */
1.161 schwarze 2159: }
1.166 kristaps 2160:
2161: return(1);
1.159 schwarze 2162: }
2163:
2164:
2165: /* ARGSUSED */
2166: static void
2167: termp_bk_post(DECL_ARGS)
2168: {
2169:
1.161 schwarze 2170: if (MDOC_BODY == n->type)
2171: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.159 schwarze 2172: }
1.1 kristaps 2173:
2174: /* ARGSUSED */
2175: static int
1.69 kristaps 2176: termp_under_pre(DECL_ARGS)
1.1 kristaps 2177: {
2178:
1.102 kristaps 2179: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2180: return(1);
2181: }
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