Annotation of mandoc/mdoc_term.c, Revision 1.185
1.185 ! schwarze 1: /* $Id$ */
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:
1.184 kristaps 95: static int termp__a_pre(DECL_ARGS);
1.61 kristaps 96: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 97: static int termp_ap_pre(DECL_ARGS);
98: static int termp_aq_pre(DECL_ARGS);
99: static int termp_bd_pre(DECL_ARGS);
100: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 101: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 102: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 103: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 104: static int termp_bq_pre(DECL_ARGS);
105: static int termp_brq_pre(DECL_ARGS);
106: static int termp_bt_pre(DECL_ARGS);
107: static int termp_cd_pre(DECL_ARGS);
108: static int termp_d1_pre(DECL_ARGS);
109: static int termp_dq_pre(DECL_ARGS);
110: static int termp_ex_pre(DECL_ARGS);
111: static int termp_fa_pre(DECL_ARGS);
112: static int termp_fl_pre(DECL_ARGS);
113: static int termp_fn_pre(DECL_ARGS);
114: static int termp_fo_pre(DECL_ARGS);
115: static int termp_ft_pre(DECL_ARGS);
116: static int termp_in_pre(DECL_ARGS);
117: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 118: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 119: static int termp_lk_pre(DECL_ARGS);
120: static int termp_nd_pre(DECL_ARGS);
121: static int termp_nm_pre(DECL_ARGS);
122: static int termp_ns_pre(DECL_ARGS);
123: static int termp_op_pre(DECL_ARGS);
124: static int termp_pf_pre(DECL_ARGS);
125: static int termp_pq_pre(DECL_ARGS);
126: static int termp_qq_pre(DECL_ARGS);
127: static int termp_rs_pre(DECL_ARGS);
128: static int termp_rv_pre(DECL_ARGS);
129: static int termp_sh_pre(DECL_ARGS);
130: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 131: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 132: static int termp_sq_pre(DECL_ARGS);
133: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 134: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 135: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 136: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 137: static int termp_xr_pre(DECL_ARGS);
138: static int termp_xx_pre(DECL_ARGS);
139:
1.70 kristaps 140: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 141: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 142: { NULL, NULL }, /* Dd */
143: { NULL, NULL }, /* Dt */
144: { NULL, NULL }, /* Os */
145: { termp_sh_pre, termp_sh_post }, /* Sh */
146: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 147: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 148: { termp_d1_pre, termp_d1_post }, /* D1 */
149: { termp_d1_pre, termp_d1_post }, /* Dl */
150: { termp_bd_pre, termp_bd_post }, /* Bd */
151: { NULL, NULL }, /* Ed */
1.115 kristaps 152: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 153: { NULL, NULL }, /* El */
154: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 155: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 156: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 157: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 158: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 159: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 160: { NULL, NULL }, /* Dv */
161: { NULL, NULL }, /* Er */
162: { NULL, NULL }, /* Ev */
163: { termp_ex_pre, NULL }, /* Ex */
164: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 165: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 166: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 167: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 168: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 169: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 170: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 171: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 172: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 173: { termp_nm_pre, termp_nm_post }, /* Nm */
1.1 kristaps 174: { termp_op_pre, termp_op_post }, /* Op */
175: { NULL, NULL }, /* Ot */
1.69 kristaps 176: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 177: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 178: { NULL, NULL }, /* St */
1.69 kristaps 179: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 180: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 181: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 182: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 183: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 184: { NULL, termp____post }, /* %D */
1.84 kristaps 185: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 186: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 187: { NULL, termp____post }, /* %N */
188: { NULL, termp____post }, /* %O */
189: { NULL, termp____post }, /* %P */
190: { NULL, termp____post }, /* %R */
1.117 kristaps 191: { termp_under_pre, termp____post }, /* %T */
1.1 kristaps 192: { NULL, termp____post }, /* %V */
193: { NULL, NULL }, /* Ac */
194: { termp_aq_pre, termp_aq_post }, /* Ao */
195: { termp_aq_pre, termp_aq_post }, /* Aq */
1.35 kristaps 196: { NULL, NULL }, /* At */
1.1 kristaps 197: { NULL, NULL }, /* Bc */
198: { termp_bf_pre, NULL }, /* Bf */
199: { termp_bq_pre, termp_bq_post }, /* Bo */
200: { termp_bq_pre, termp_bq_post }, /* Bq */
1.26 kristaps 201: { termp_xx_pre, NULL }, /* Bsx */
1.1 kristaps 202: { NULL, termp_bx_post }, /* Bx */
203: { NULL, NULL }, /* Db */
204: { NULL, NULL }, /* Dc */
205: { termp_dq_pre, termp_dq_post }, /* Do */
206: { termp_dq_pre, termp_dq_post }, /* Dq */
1.112 kristaps 207: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 208: { NULL, NULL }, /* Ef */
1.69 kristaps 209: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 210: { NULL, NULL }, /* Eo */
1.26 kristaps 211: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 212: { termp_bold_pre, NULL }, /* Ms */
1.1 kristaps 213: { NULL, NULL }, /* No */
214: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 215: { termp_xx_pre, NULL }, /* Nx */
216: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 217: { NULL, NULL }, /* Pc */
218: { termp_pf_pre, termp_pf_post }, /* Pf */
219: { termp_pq_pre, termp_pq_post }, /* Po */
220: { termp_pq_pre, termp_pq_post }, /* Pq */
221: { NULL, NULL }, /* Qc */
222: { termp_sq_pre, termp_sq_post }, /* Ql */
223: { termp_qq_pre, termp_qq_post }, /* Qo */
224: { termp_qq_pre, termp_qq_post }, /* Qq */
225: { NULL, NULL }, /* Re */
226: { termp_rs_pre, NULL }, /* Rs */
227: { NULL, NULL }, /* Sc */
228: { termp_sq_pre, termp_sq_post }, /* So */
229: { termp_sq_pre, termp_sq_post }, /* Sq */
230: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 231: { termp_under_pre, NULL }, /* Sx */
232: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 233: { NULL, NULL }, /* Tn */
1.26 kristaps 234: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 235: { NULL, NULL }, /* Xc */
236: { NULL, NULL }, /* Xo */
237: { termp_fo_pre, termp_fo_post }, /* Fo */
238: { NULL, NULL }, /* Fc */
239: { termp_op_pre, termp_op_post }, /* Oo */
240: { NULL, NULL }, /* Oc */
1.159 schwarze 241: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 242: { NULL, NULL }, /* Ek */
243: { termp_bt_pre, NULL }, /* Bt */
244: { NULL, NULL }, /* Hf */
245: { NULL, NULL }, /* Fr */
246: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 247: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 248: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 249: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 250: { termp_under_pre, NULL }, /* Mt */
1.1 kristaps 251: { termp_brq_pre, termp_brq_post }, /* Brq */
252: { termp_brq_pre, termp_brq_post }, /* Bro */
253: { NULL, NULL }, /* Brc */
1.83 kristaps 254: { NULL, termp____post }, /* %C */
1.81 kristaps 255: { NULL, NULL }, /* Es */ /* TODO */
256: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 257: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 258: { NULL, termp____post }, /* %Q */
1.76 kristaps 259: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 260: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 261: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 262: { NULL, NULL }, /* Ta */
1.1 kristaps 263: };
264:
265:
1.70 kristaps 266: void
1.89 kristaps 267: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 268: {
1.70 kristaps 269: const struct mdoc_node *n;
270: const struct mdoc_meta *m;
1.89 kristaps 271: struct termp *p;
272:
273: p = (struct termp *)arg;
1.111 kristaps 274:
275: p->overstep = 0;
1.123 joerg 276: p->maxrmargin = p->defrmargin;
1.157 kristaps 277: p->tabwidth = term_len(p, 5);
1.89 kristaps 278:
279: if (NULL == p->symtab)
280: switch (p->enc) {
281: case (TERMENC_ASCII):
282: p->symtab = chars_init(CHARS_ASCII);
283: break;
284: default:
285: abort();
286: /* NOTREACHED */
287: }
1.70 kristaps 288:
289: n = mdoc_node(mdoc);
290: m = mdoc_meta(mdoc);
1.146 schwarze 291:
292: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 293:
294: if (n->child)
1.102 kristaps 295: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 296:
297: term_end(p);
1.1 kristaps 298: }
299:
300:
1.3 kristaps 301: static void
1.102 kristaps 302: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 303: {
304:
1.102 kristaps 305: print_mdoc_node(p, pair, m, n);
1.86 kristaps 306: if (n->next)
1.102 kristaps 307: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 308: }
309:
310:
1.70 kristaps 311: /* ARGSUSED */
1.3 kristaps 312: static void
1.102 kristaps 313: print_mdoc_node(DECL_ARGS)
1.1 kristaps 314: {
1.102 kristaps 315: int chld;
316: const void *font;
1.1 kristaps 317: struct termpair npair;
1.30 kristaps 318: size_t offset, rmargin;
1.1 kristaps 319:
1.70 kristaps 320: chld = 1;
1.29 kristaps 321: offset = p->offset;
1.30 kristaps 322: rmargin = p->rmargin;
1.102 kristaps 323: font = term_fontq(p);
1.29 kristaps 324:
1.97 kristaps 325: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 326: npair.ppair = pair;
1.46 kristaps 327:
1.162 schwarze 328: if (MDOC_TEXT == n->type)
1.86 kristaps 329: term_word(p, n->string);
1.163 kristaps 330: else if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
1.162 schwarze 331: chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.172 kristaps 332:
333: /*
334: * Keeps only work until the end of a line. If a keep was
335: * invoked in a prior line, revert it to PREKEEP.
336: */
337:
338: if (TERMP_KEEP & p->flags) {
339: if (n->prev && n->prev->line != n->line) {
340: p->flags &= ~TERMP_KEEP;
341: p->flags |= TERMP_PREKEEP;
342: } else if (NULL == n->prev) {
343: if (n->parent && n->parent->line != n->line) {
344: p->flags &= ~TERMP_KEEP;
345: p->flags |= TERMP_PREKEEP;
346: }
347: }
348: }
1.102 kristaps 349:
1.86 kristaps 350: if (chld && n->child)
1.102 kristaps 351: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 352:
1.102 kristaps 353: term_fontpopq(p, font);
1.46 kristaps 354:
1.165 kristaps 355: if (MDOC_TEXT != n->type && termacts[n->tok].post &&
356: ! (MDOC_ENDED & n->flags)) {
357: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 358:
359: /*
360: * Explicit end tokens not only call the post
361: * handler, but also tell the respective block
362: * that it must not call the post handler again.
363: */
1.165 kristaps 364: if (ENDBODY_NOT != n->end)
1.162 schwarze 365: n->pending->flags |= MDOC_ENDED;
366:
367: /*
368: * End of line terminating an implicit block
369: * while an explicit block is still open.
370: * Continue the explicit block without spacing.
371: */
372: if (ENDBODY_NOSPACE == n->end)
373: p->flags |= TERMP_NOSPACE;
374: }
1.121 kristaps 375:
376: if (MDOC_EOS & n->flags)
377: p->flags |= TERMP_SENTENCE;
1.29 kristaps 378:
379: p->offset = offset;
1.30 kristaps 380: p->rmargin = rmargin;
1.1 kristaps 381: }
382:
383:
1.3 kristaps 384: static void
1.145 kristaps 385: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 386: {
1.98 kristaps 387: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 388: const struct mdoc_meta *m;
389:
390: m = (const struct mdoc_meta *)arg;
1.1 kristaps 391:
1.102 kristaps 392: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 393:
1.9 kristaps 394: /*
395: * Output the footer in new-groff style, that is, three columns
396: * with the middle being the manual date and flanking columns
397: * being the operating system:
398: *
399: * SYSTEM DATE SYSTEM
400: */
401:
1.94 kristaps 402: time2a(m->date, buf, DATESIZ);
1.98 kristaps 403: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 404:
405: term_vspace(p);
406:
1.9 kristaps 407: p->offset = 0;
1.157 kristaps 408: p->rmargin = (p->maxrmargin -
409: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 410: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
411:
412: term_word(p, os);
413: term_flushln(p);
414:
1.9 kristaps 415: p->offset = p->rmargin;
1.157 kristaps 416: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 417: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 418:
419: term_word(p, buf);
420: term_flushln(p);
421:
1.1 kristaps 422: p->offset = p->rmargin;
423: p->rmargin = p->maxrmargin;
424: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 425: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 426:
1.9 kristaps 427: term_word(p, os);
1.1 kristaps 428: term_flushln(p);
429:
1.9 kristaps 430: p->offset = 0;
431: p->rmargin = p->maxrmargin;
432: p->flags = 0;
1.1 kristaps 433: }
434:
435:
1.3 kristaps 436: static void
1.144 kristaps 437: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 438: {
1.98 kristaps 439: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 440: const struct mdoc_meta *m;
441:
442: m = (const struct mdoc_meta *)arg;
1.1 kristaps 443:
444: p->rmargin = p->maxrmargin;
445: p->offset = 0;
446:
447: /*
448: * The header is strange. It has three components, which are
449: * really two with the first duplicated. It goes like this:
450: *
451: * IDENTIFIER TITLE IDENTIFIER
452: *
453: * The IDENTIFIER is NAME(SECTION), which is the command-name
454: * (if given, or "unknown" if not) followed by the manual page
455: * section. These are given in `Dt'. The TITLE is a free-form
456: * string depending on the manual volume. If not specified, it
457: * switches on the manual section.
458: */
459:
1.86 kristaps 460: assert(m->vol);
1.98 kristaps 461: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 462:
1.86 kristaps 463: if (m->arch) {
1.98 kristaps 464: strlcat(buf, " (", BUFSIZ);
465: strlcat(buf, m->arch, BUFSIZ);
466: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 467: }
468:
1.124 kristaps 469: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 470:
471: p->offset = 0;
1.157 kristaps 472: p->rmargin = (p->maxrmargin -
473: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 474: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
475:
476: term_word(p, title);
477: term_flushln(p);
478:
479: p->offset = p->rmargin;
1.157 kristaps 480: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 481: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 482:
483: term_word(p, buf);
484: term_flushln(p);
485:
486: p->offset = p->rmargin;
487: p->rmargin = p->maxrmargin;
488: p->flags &= ~TERMP_NOBREAK;
489: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
490:
491: term_word(p, title);
492: term_flushln(p);
493:
1.9 kristaps 494: p->offset = 0;
1.1 kristaps 495: p->rmargin = p->maxrmargin;
496: p->flags &= ~TERMP_NOSPACE;
497: }
498:
499:
500: static size_t
1.157 kristaps 501: a2height(const struct termp *p, const char *v)
1.1 kristaps 502: {
1.92 kristaps 503: struct roffsu su;
1.91 kristaps 504:
1.157 kristaps 505: assert(v);
506: if ( ! a2roffsu(v, &su, SCALE_VS))
507: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 508:
1.157 kristaps 509: return(term_vspan(p, &su));
1.91 kristaps 510: }
1.1 kristaps 511:
1.40 kristaps 512:
1.91 kristaps 513: static size_t
1.157 kristaps 514: a2width(const struct termp *p, const char *v)
1.91 kristaps 515: {
1.92 kristaps 516: struct roffsu su;
1.1 kristaps 517:
1.154 kristaps 518: assert(v);
519: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 520: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 521:
1.157 kristaps 522: return(term_hspan(p, &su));
1.1 kristaps 523: }
524:
525:
526: static size_t
1.157 kristaps 527: a2offs(const struct termp *p, const char *v)
1.1 kristaps 528: {
1.92 kristaps 529: struct roffsu su;
1.1 kristaps 530:
1.148 kristaps 531: if ('\0' == *v)
1.91 kristaps 532: return(0);
1.148 kristaps 533: else if (0 == strcmp(v, "left"))
1.19 kristaps 534: return(0);
1.148 kristaps 535: else if (0 == strcmp(v, "indent"))
1.157 kristaps 536: return(term_len(p, INDENT + 1));
1.148 kristaps 537: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 538: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 539: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 540: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 541:
1.157 kristaps 542: return(term_hspan(p, &su));
1.1 kristaps 543: }
544:
545:
1.108 kristaps 546: /*
547: * Determine how much space to print out before block elements of `It'
548: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
549: * too.
550: */
1.54 kristaps 551: static void
1.151 kristaps 552: print_bvspace(struct termp *p,
553: const struct mdoc_node *bl,
554: const struct mdoc_node *n)
1.1 kristaps 555: {
1.86 kristaps 556: const struct mdoc_node *nn;
1.1 kristaps 557:
558: term_newln(p);
1.150 kristaps 559:
1.165 kristaps 560: if (MDOC_Bd == bl->tok && bl->data.Bd->comp)
1.150 kristaps 561: return;
1.165 kristaps 562: if (MDOC_Bl == bl->tok && bl->data.Bl->comp)
1.54 kristaps 563: return;
564:
1.85 kristaps 565: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 566:
1.86 kristaps 567: for (nn = n; nn; nn = nn->parent) {
568: if (MDOC_BLOCK != nn->type)
1.1 kristaps 569: continue;
1.86 kristaps 570: if (MDOC_Ss == nn->tok)
1.54 kristaps 571: return;
1.86 kristaps 572: if (MDOC_Sh == nn->tok)
1.54 kristaps 573: return;
1.86 kristaps 574: if (NULL == nn->prev)
1.1 kristaps 575: continue;
576: break;
577: }
578:
1.85 kristaps 579: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 580:
1.165 kristaps 581: if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type)
1.86 kristaps 582: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 583: return;
584:
1.85 kristaps 585: /* A `-diag' without body does not vspace. */
586:
1.165 kristaps 587: if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl->type)
1.86 kristaps 588: if (n->prev && MDOC_It == n->prev->tok) {
589: assert(n->prev->body);
590: if (NULL == n->prev->body->child)
1.55 kristaps 591: return;
592: }
593:
1.54 kristaps 594: term_vspace(p);
1.1 kristaps 595: }
596:
597:
598: /* ARGSUSED */
599: static int
600: termp_dq_pre(DECL_ARGS)
601: {
602:
1.86 kristaps 603: if (MDOC_BODY != n->type)
1.1 kristaps 604: return(1);
605:
606: term_word(p, "\\(lq");
607: p->flags |= TERMP_NOSPACE;
608: return(1);
609: }
610:
611:
612: /* ARGSUSED */
613: static void
614: termp_dq_post(DECL_ARGS)
615: {
616:
1.86 kristaps 617: if (MDOC_BODY != n->type)
1.1 kristaps 618: return;
619:
620: p->flags |= TERMP_NOSPACE;
621: term_word(p, "\\(rq");
622: }
623:
624:
625: /* ARGSUSED */
626: static int
627: termp_it_pre(DECL_ARGS)
628: {
1.86 kristaps 629: const struct mdoc_node *bl, *nn;
1.1 kristaps 630: char buf[7];
1.170 kristaps 631: int i;
1.108 kristaps 632: size_t width, offset, ncols, dcol;
1.126 kristaps 633: enum mdoc_list type;
1.1 kristaps 634:
1.86 kristaps 635: if (MDOC_BLOCK == n->type) {
1.151 kristaps 636: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 637: return(1);
638: }
1.1 kristaps 639:
1.86 kristaps 640: bl = n->parent->parent->parent;
1.165 kristaps 641: assert(bl->data.Bl);
642: type = bl->data.Bl->type;
1.1 kristaps 643:
1.108 kristaps 644: /*
645: * First calculate width and offset. This is pretty easy unless
646: * we're a -column list, in which case all prior columns must
647: * be accounted for.
648: */
649:
650: width = offset = 0;
651:
1.165 kristaps 652: if (bl->data.Bl->offs)
653: offset = a2offs(p, bl->data.Bl->offs);
1.152 kristaps 654:
1.1 kristaps 655: switch (type) {
1.126 kristaps 656: case (LIST_column):
1.134 kristaps 657: if (MDOC_HEAD == n->type)
1.1 kristaps 658: break;
1.155 kristaps 659:
1.105 kristaps 660: /*
1.108 kristaps 661: * Imitate groff's column handling:
662: * - For each earlier column, add its width.
663: * - For less than 5 columns, add four more blanks per
664: * column.
665: * - For exactly 5 columns, add three more blank per
666: * column.
667: * - For more than 5 columns, add only one column.
1.105 kristaps 668: */
1.170 kristaps 669: ncols = bl->data.Bl->ncols;
670:
1.108 kristaps 671: /* LINTED */
1.157 kristaps 672: dcol = ncols < 5 ? term_len(p, 4) :
673: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 674:
1.134 kristaps 675: /*
676: * Calculate the offset by applying all prior MDOC_BODY,
677: * so we stop at the MDOC_HEAD (NULL == nn->prev).
678: */
679:
1.108 kristaps 680: for (i = 0, nn = n->prev;
1.134 kristaps 681: nn->prev && i < (int)ncols;
1.108 kristaps 682: nn = nn->prev, i++)
683: offset += dcol + a2width
1.170 kristaps 684: (p, bl->data.Bl->cols[i]);
1.105 kristaps 685:
686: /*
1.108 kristaps 687: * When exceeding the declared number of columns, leave
688: * the remaining widths at 0. This will later be
689: * adjusted to the default width of 10, or, for the last
690: * column, stretched to the right margin.
1.58 kristaps 691: */
1.108 kristaps 692: if (i >= (int)ncols)
693: break;
1.58 kristaps 694:
1.105 kristaps 695: /*
1.108 kristaps 696: * Use the declared column widths, extended as explained
697: * in the preceding paragraph.
1.105 kristaps 698: */
1.170 kristaps 699: width = a2width(p, bl->data.Bl->cols[i]) + dcol;
1.1 kristaps 700: break;
701: default:
1.165 kristaps 702: if (NULL == bl->data.Bl->width)
1.108 kristaps 703: break;
704:
705: /*
706: * Note: buffer the width by 2, which is groff's magic
707: * number for buffering single arguments. See the above
708: * handling for column for how this changes.
709: */
1.165 kristaps 710: assert(bl->data.Bl->width);
711: width = a2width(p, bl->data.Bl->width) + term_len(p, 2);
1.1 kristaps 712: break;
713: }
714:
715: /*
716: * List-type can override the width in the case of fixed-head
717: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 718: * offset.
1.1 kristaps 719: */
720:
721: switch (type) {
1.126 kristaps 722: case (LIST_bullet):
1.1 kristaps 723: /* FALLTHROUGH */
1.126 kristaps 724: case (LIST_dash):
1.1 kristaps 725: /* FALLTHROUGH */
1.126 kristaps 726: case (LIST_hyphen):
1.157 kristaps 727: if (width < term_len(p, 4))
728: width = term_len(p, 4);
1.1 kristaps 729: break;
1.126 kristaps 730: case (LIST_enum):
1.157 kristaps 731: if (width < term_len(p, 5))
732: width = term_len(p, 5);
1.17 kristaps 733: break;
1.126 kristaps 734: case (LIST_hang):
1.39 kristaps 735: if (0 == width)
1.157 kristaps 736: width = term_len(p, 8);
1.39 kristaps 737: break;
1.126 kristaps 738: case (LIST_column):
1.49 kristaps 739: /* FALLTHROUGH */
1.126 kristaps 740: case (LIST_tag):
1.1 kristaps 741: if (0 == width)
1.157 kristaps 742: width = term_len(p, 10);
1.1 kristaps 743: break;
744: default:
745: break;
746: }
747:
748: /*
1.17 kristaps 749: * Whitespace control. Inset bodies need an initial space,
750: * while diagonal bodies need two.
1.1 kristaps 751: */
752:
1.51 kristaps 753: p->flags |= TERMP_NOSPACE;
754:
1.1 kristaps 755: switch (type) {
1.126 kristaps 756: case (LIST_diag):
1.86 kristaps 757: if (MDOC_BODY == n->type)
1.62 kristaps 758: term_word(p, "\\ \\ ");
1.51 kristaps 759: break;
1.126 kristaps 760: case (LIST_inset):
1.86 kristaps 761: if (MDOC_BODY == n->type)
1.51 kristaps 762: term_word(p, "\\ ");
1.1 kristaps 763: break;
764: default:
765: break;
766: }
767:
1.51 kristaps 768: p->flags |= TERMP_NOSPACE;
769:
1.1 kristaps 770: switch (type) {
1.126 kristaps 771: case (LIST_diag):
1.86 kristaps 772: if (MDOC_HEAD == n->type)
1.102 kristaps 773: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 774: break;
775: default:
776: break;
777: }
778:
779: /*
1.109 kristaps 780: * Pad and break control. This is the tricky part. These flags
781: * are documented in term_flushln() in term.c. Note that we're
782: * going to unset all of these flags in termp_it_post() when we
783: * exit.
1.1 kristaps 784: */
785:
786: switch (type) {
1.126 kristaps 787: case (LIST_bullet):
1.1 kristaps 788: /* FALLTHROUGH */
1.126 kristaps 789: case (LIST_dash):
1.1 kristaps 790: /* FALLTHROUGH */
1.126 kristaps 791: case (LIST_enum):
1.1 kristaps 792: /* FALLTHROUGH */
1.126 kristaps 793: case (LIST_hyphen):
1.86 kristaps 794: if (MDOC_HEAD == n->type)
1.39 kristaps 795: p->flags |= TERMP_NOBREAK;
796: else
797: p->flags |= TERMP_NOLPAD;
798: break;
1.126 kristaps 799: case (LIST_hang):
1.86 kristaps 800: if (MDOC_HEAD == n->type)
1.39 kristaps 801: p->flags |= TERMP_NOBREAK;
802: else
803: p->flags |= TERMP_NOLPAD;
804:
1.86 kristaps 805: if (MDOC_HEAD != n->type)
1.59 kristaps 806: break;
807:
808: /*
809: * This is ugly. If `-hang' is specified and the body
810: * is a `Bl' or `Bd', then we want basically to nullify
811: * the "overstep" effect in term_flushln() and treat
812: * this as a `-ohang' list instead.
813: */
1.86 kristaps 814: if (n->next->child &&
815: (MDOC_Bl == n->next->child->tok ||
816: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 817: p->flags &= ~TERMP_NOBREAK;
818: p->flags &= ~TERMP_NOLPAD;
819: } else
1.39 kristaps 820: p->flags |= TERMP_HANG;
821: break;
1.126 kristaps 822: case (LIST_tag):
1.86 kristaps 823: if (MDOC_HEAD == n->type)
1.51 kristaps 824: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 825: else
826: p->flags |= TERMP_NOLPAD;
1.38 kristaps 827:
1.86 kristaps 828: if (MDOC_HEAD != n->type)
1.39 kristaps 829: break;
1.86 kristaps 830: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 831: p->flags |= TERMP_DANGLE;
1.1 kristaps 832: break;
1.126 kristaps 833: case (LIST_column):
1.134 kristaps 834: if (MDOC_HEAD == n->type)
835: break;
836:
837: if (NULL == n->next)
838: p->flags &= ~TERMP_NOBREAK;
839: else
840: p->flags |= TERMP_NOBREAK;
841:
842: assert(n->prev);
843: if (MDOC_BODY == n->prev->type)
844: p->flags |= TERMP_NOLPAD;
845:
1.1 kristaps 846: break;
1.126 kristaps 847: case (LIST_diag):
1.86 kristaps 848: if (MDOC_HEAD == n->type)
1.1 kristaps 849: p->flags |= TERMP_NOBREAK;
850: break;
851: default:
852: break;
853: }
854:
855: /*
856: * Margin control. Set-head-width lists have their right
857: * margins shortened. The body for these lists has the offset
858: * necessarily lengthened. Everybody gets the offset.
859: */
860:
861: p->offset += offset;
862:
863: switch (type) {
1.126 kristaps 864: case (LIST_hang):
1.59 kristaps 865: /*
866: * Same stipulation as above, regarding `-hang'. We
867: * don't want to recalculate rmargin and offsets when
868: * using `Bd' or `Bl' within `-hang' overstep lists.
869: */
1.86 kristaps 870: if (MDOC_HEAD == n->type && n->next->child &&
871: (MDOC_Bl == n->next->child->tok ||
872: MDOC_Bd == n->next->child->tok))
1.59 kristaps 873: break;
874: /* FALLTHROUGH */
1.126 kristaps 875: case (LIST_bullet):
1.1 kristaps 876: /* FALLTHROUGH */
1.126 kristaps 877: case (LIST_dash):
1.1 kristaps 878: /* FALLTHROUGH */
1.126 kristaps 879: case (LIST_enum):
1.1 kristaps 880: /* FALLTHROUGH */
1.126 kristaps 881: case (LIST_hyphen):
1.1 kristaps 882: /* FALLTHROUGH */
1.126 kristaps 883: case (LIST_tag):
1.49 kristaps 884: assert(width);
1.86 kristaps 885: if (MDOC_HEAD == n->type)
1.1 kristaps 886: p->rmargin = p->offset + width;
887: else
888: p->offset += width;
889: break;
1.126 kristaps 890: case (LIST_column):
1.49 kristaps 891: assert(width);
1.1 kristaps 892: p->rmargin = p->offset + width;
1.50 kristaps 893: /*
894: * XXX - this behaviour is not documented: the
895: * right-most column is filled to the right margin.
896: */
1.134 kristaps 897: if (MDOC_HEAD == n->type)
898: break;
899: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 900: p->rmargin = p->maxrmargin;
1.1 kristaps 901: break;
902: default:
903: break;
904: }
905:
906: /*
907: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 908: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 909: */
910:
1.86 kristaps 911: if (MDOC_HEAD == n->type)
1.1 kristaps 912: switch (type) {
1.126 kristaps 913: case (LIST_bullet):
1.102 kristaps 914: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 915: term_word(p, "\\[bu]");
1.102 kristaps 916: term_fontpop(p);
1.1 kristaps 917: break;
1.126 kristaps 918: case (LIST_dash):
1.1 kristaps 919: /* FALLTHROUGH */
1.126 kristaps 920: case (LIST_hyphen):
1.102 kristaps 921: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 922: term_word(p, "\\(hy");
1.102 kristaps 923: term_fontpop(p);
1.1 kristaps 924: break;
1.126 kristaps 925: case (LIST_enum):
1.1 kristaps 926: (pair->ppair->ppair->count)++;
1.109 kristaps 927: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 928: pair->ppair->ppair->count);
929: term_word(p, buf);
930: break;
931: default:
932: break;
933: }
934:
935: /*
936: * If we're not going to process our children, indicate so here.
937: */
938:
939: switch (type) {
1.126 kristaps 940: case (LIST_bullet):
1.1 kristaps 941: /* FALLTHROUGH */
1.126 kristaps 942: case (LIST_item):
1.1 kristaps 943: /* FALLTHROUGH */
1.126 kristaps 944: case (LIST_dash):
1.1 kristaps 945: /* FALLTHROUGH */
1.126 kristaps 946: case (LIST_hyphen):
1.1 kristaps 947: /* FALLTHROUGH */
1.126 kristaps 948: case (LIST_enum):
1.86 kristaps 949: if (MDOC_HEAD == n->type)
1.1 kristaps 950: return(0);
951: break;
1.126 kristaps 952: case (LIST_column):
1.134 kristaps 953: if (MDOC_HEAD == n->type)
1.1 kristaps 954: return(0);
955: break;
956: default:
957: break;
958: }
959:
960: return(1);
961: }
962:
963:
964: /* ARGSUSED */
965: static void
966: termp_it_post(DECL_ARGS)
967: {
1.126 kristaps 968: enum mdoc_list type;
1.1 kristaps 969:
1.109 kristaps 970: if (MDOC_BLOCK == n->type)
1.1 kristaps 971: return;
972:
1.165 kristaps 973: type = n->parent->parent->parent->data.Bl->type;
1.1 kristaps 974:
975: switch (type) {
1.126 kristaps 976: case (LIST_item):
1.1 kristaps 977: /* FALLTHROUGH */
1.126 kristaps 978: case (LIST_diag):
1.53 kristaps 979: /* FALLTHROUGH */
1.126 kristaps 980: case (LIST_inset):
1.86 kristaps 981: if (MDOC_BODY == n->type)
1.130 schwarze 982: term_newln(p);
1.1 kristaps 983: break;
1.126 kristaps 984: case (LIST_column):
1.134 kristaps 985: if (MDOC_BODY == n->type)
1.1 kristaps 986: term_flushln(p);
987: break;
988: default:
1.130 schwarze 989: term_newln(p);
1.1 kristaps 990: break;
991: }
992:
1.109 kristaps 993: /*
994: * Now that our output is flushed, we can reset our tags. Since
995: * only `It' sets these flags, we're free to assume that nobody
996: * has munged them in the meanwhile.
997: */
998:
999: p->flags &= ~TERMP_DANGLE;
1000: p->flags &= ~TERMP_NOBREAK;
1001: p->flags &= ~TERMP_TWOSPACE;
1002: p->flags &= ~TERMP_NOLPAD;
1003: p->flags &= ~TERMP_HANG;
1.1 kristaps 1004: }
1005:
1006:
1007: /* ARGSUSED */
1008: static int
1009: termp_nm_pre(DECL_ARGS)
1010: {
1011:
1.164 schwarze 1012: if (MDOC_BLOCK == n->type)
1013: return(1);
1014:
1015: if (MDOC_BODY == n->type) {
1016: if (NULL == n->child)
1017: return(0);
1018: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1019: p->offset += term_len(p, 1) +
1020: (NULL == n->prev->child ? term_strlen(p, m->name) :
1021: MDOC_TEXT == n->prev->child->type ?
1022: term_strlen(p, n->prev->child->string) :
1023: term_len(p, 5));
1024: return(1);
1025: }
1026:
1.125 kristaps 1027: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1028: return(0);
1.125 kristaps 1029:
1.177 schwarze 1030: if (MDOC_HEAD == n->type)
1031: synopsis_pre(p, n->parent);
1.102 kristaps 1032:
1.164 schwarze 1033: if (MDOC_HEAD == n->type && n->next->child) {
1.185 ! schwarze 1034: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
! 1035: p->rmargin = p->offset + term_len(p, 1);
! 1036: if (NULL == n->child) {
! 1037: p->rmargin += term_strlen(p, m->name);
! 1038: } else if (MDOC_TEXT == n->child->type) {
! 1039: p->rmargin += term_strlen(p, n->child->string);
! 1040: if (n->child->next)
! 1041: p->flags |= TERMP_HANG;
! 1042: } else {
! 1043: p->rmargin += term_len(p, 5);
! 1044: p->flags |= TERMP_HANG;
! 1045: }
1.164 schwarze 1046: }
1047:
1.102 kristaps 1048: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1049: if (NULL == n->child)
1050: term_word(p, m->name);
1.1 kristaps 1051: return(1);
1052: }
1053:
1054:
1.164 schwarze 1055: /* ARGSUSED */
1056: static void
1057: termp_nm_post(DECL_ARGS)
1058: {
1059:
1060: if (MDOC_HEAD == n->type && n->next->child) {
1061: term_flushln(p);
1062: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1063: } else if (MDOC_BODY == n->type && n->child) {
1064: term_flushln(p);
1065: p->flags &= ~TERMP_NOLPAD;
1066: }
1067: }
1068:
1069:
1.1 kristaps 1070: /* ARGSUSED */
1071: static int
1072: termp_fl_pre(DECL_ARGS)
1073: {
1074:
1.102 kristaps 1075: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1076: term_word(p, "\\-");
1.103 kristaps 1077:
1078: if (n->child)
1.114 kristaps 1079: p->flags |= TERMP_NOSPACE;
1080: else if (n->next && n->next->line == n->line)
1.103 kristaps 1081: p->flags |= TERMP_NOSPACE;
1082:
1.1 kristaps 1083: return(1);
1084: }
1085:
1086:
1087: /* ARGSUSED */
1088: static int
1.184 kristaps 1089: termp__a_pre(DECL_ARGS)
1090: {
1091:
1092: if (n->prev && MDOC__A == n->prev->tok)
1093: if (NULL == n->next || MDOC__A != n->next->tok)
1094: term_word(p, "and");
1095:
1096: return(1);
1097: }
1098:
1099:
1100: /* ARGSUSED */
1101: static int
1.61 kristaps 1102: termp_an_pre(DECL_ARGS)
1103: {
1104:
1.86 kristaps 1105: if (NULL == n->child)
1.61 kristaps 1106: return(1);
1107:
1108: /*
1.85 kristaps 1109: * If not in the AUTHORS section, `An -split' will cause
1110: * newlines to occur before the author name. If in the AUTHORS
1111: * section, by default, the first `An' invocation is nosplit,
1112: * then all subsequent ones, regardless of whether interspersed
1113: * with other macros/text, are split. -split, in this case,
1114: * will override the condition of the implied first -nosplit.
1.61 kristaps 1115: */
1116:
1.86 kristaps 1117: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1118: if ( ! (TERMP_ANPREC & p->flags)) {
1119: if (TERMP_SPLIT & p->flags)
1120: term_newln(p);
1121: return(1);
1122: }
1123: if (TERMP_NOSPLIT & p->flags)
1124: return(1);
1125: term_newln(p);
1126: return(1);
1127: }
1128:
1129: if (TERMP_SPLIT & p->flags)
1130: term_newln(p);
1131:
1132: return(1);
1133: }
1134:
1135:
1136: /* ARGSUSED */
1137: static void
1138: termp_an_post(DECL_ARGS)
1139: {
1140:
1.86 kristaps 1141: if (n->child) {
1142: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1143: p->flags |= TERMP_ANPREC;
1144: return;
1145: }
1146:
1.168 kristaps 1147: if (AUTH_split == n->data.An.auth) {
1.61 kristaps 1148: p->flags &= ~TERMP_NOSPLIT;
1149: p->flags |= TERMP_SPLIT;
1.168 kristaps 1150: } else if (AUTH_nosplit == n->data.An.auth) {
1.61 kristaps 1151: p->flags &= ~TERMP_SPLIT;
1152: p->flags |= TERMP_NOSPLIT;
1153: }
1154:
1155: }
1156:
1157:
1158: /* ARGSUSED */
1159: static int
1.1 kristaps 1160: termp_ns_pre(DECL_ARGS)
1161: {
1162:
1163: p->flags |= TERMP_NOSPACE;
1164: return(1);
1165: }
1166:
1167:
1168: /* ARGSUSED */
1169: static int
1170: termp_rs_pre(DECL_ARGS)
1171: {
1172:
1.86 kristaps 1173: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1174: return(1);
1.86 kristaps 1175: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1176: term_vspace(p);
1177: return(1);
1178: }
1179:
1180:
1181: /* ARGSUSED */
1182: static int
1183: termp_rv_pre(DECL_ARGS)
1184: {
1.68 kristaps 1185: const struct mdoc_node *nn;
1.1 kristaps 1186:
1187: term_newln(p);
1188: term_word(p, "The");
1189:
1.86 kristaps 1190: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1191: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1192: term_word(p, nn->string);
1.102 kristaps 1193: term_fontpop(p);
1.68 kristaps 1194: p->flags |= TERMP_NOSPACE;
1195: if (nn->next && NULL == nn->next->next)
1196: term_word(p, "(), and");
1197: else if (nn->next)
1198: term_word(p, "(),");
1199: else
1200: term_word(p, "()");
1201: }
1202:
1.125 kristaps 1203: if (n->child && n->child->next)
1.68 kristaps 1204: term_word(p, "functions return");
1205: else
1206: term_word(p, "function returns");
1.1 kristaps 1207:
1.68 kristaps 1208: term_word(p, "the value 0 if successful; otherwise the value "
1209: "-1 is returned and the global variable");
1.1 kristaps 1210:
1.102 kristaps 1211: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1212: term_word(p, "errno");
1.102 kristaps 1213: term_fontpop(p);
1.1 kristaps 1214:
1215: term_word(p, "is set to indicate the error.");
1.131 kristaps 1216: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1217:
1.68 kristaps 1218: return(0);
1.1 kristaps 1219: }
1220:
1221:
1222: /* ARGSUSED */
1223: static int
1224: termp_ex_pre(DECL_ARGS)
1225: {
1.68 kristaps 1226: const struct mdoc_node *nn;
1.1 kristaps 1227:
1.68 kristaps 1228: term_word(p, "The");
1.1 kristaps 1229:
1.86 kristaps 1230: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1231: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1232: term_word(p, nn->string);
1.102 kristaps 1233: term_fontpop(p);
1.68 kristaps 1234: p->flags |= TERMP_NOSPACE;
1235: if (nn->next && NULL == nn->next->next)
1236: term_word(p, ", and");
1237: else if (nn->next)
1238: term_word(p, ",");
1239: else
1240: p->flags &= ~TERMP_NOSPACE;
1241: }
1242:
1.125 kristaps 1243: if (n->child && n->child->next)
1.68 kristaps 1244: term_word(p, "utilities exit");
1245: else
1246: term_word(p, "utility exits");
1247:
1248: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1249: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1250:
1.68 kristaps 1251: return(0);
1.1 kristaps 1252: }
1253:
1254:
1255: /* ARGSUSED */
1256: static int
1257: termp_nd_pre(DECL_ARGS)
1258: {
1.25 kristaps 1259:
1.86 kristaps 1260: if (MDOC_BODY != n->type)
1.25 kristaps 1261: return(1);
1.30 kristaps 1262:
1.27 kristaps 1263: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1264: term_word(p, "\\(en");
1.23 kristaps 1265: #else
1266: term_word(p, "\\(em");
1267: #endif
1.1 kristaps 1268: return(1);
1.115 kristaps 1269: }
1270:
1271:
1272: /* ARGSUSED */
1273: static int
1274: termp_bl_pre(DECL_ARGS)
1275: {
1276:
1277: return(MDOC_HEAD != n->type);
1.1 kristaps 1278: }
1279:
1280:
1281: /* ARGSUSED */
1282: static void
1283: termp_bl_post(DECL_ARGS)
1284: {
1285:
1.86 kristaps 1286: if (MDOC_BLOCK == n->type)
1.1 kristaps 1287: term_newln(p);
1288: }
1289:
1290:
1291: /* ARGSUSED */
1292: static void
1293: termp_op_post(DECL_ARGS)
1294: {
1295:
1.86 kristaps 1296: if (MDOC_BODY != n->type)
1.1 kristaps 1297: return;
1298: p->flags |= TERMP_NOSPACE;
1299: term_word(p, "\\(rB");
1300: }
1301:
1302:
1303: /* ARGSUSED */
1304: static int
1305: termp_xr_pre(DECL_ARGS)
1306: {
1.86 kristaps 1307: const struct mdoc_node *nn;
1.1 kristaps 1308:
1.113 kristaps 1309: if (NULL == n->child)
1310: return(0);
1311:
1312: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1313: nn = n->child;
1.11 kristaps 1314:
1.86 kristaps 1315: term_word(p, nn->string);
1316: if (NULL == (nn = nn->next))
1.1 kristaps 1317: return(0);
1318: p->flags |= TERMP_NOSPACE;
1319: term_word(p, "(");
1320: p->flags |= TERMP_NOSPACE;
1.86 kristaps 1321: term_word(p, nn->string);
1.1 kristaps 1322: p->flags |= TERMP_NOSPACE;
1323: term_word(p, ")");
1.86 kristaps 1324:
1.1 kristaps 1325: return(0);
1326: }
1327:
1328:
1.143 kristaps 1329: /*
1330: * This decides how to assert whitespace before any of the SYNOPSIS set
1331: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1332: * macro combos).
1333: */
1334: static void
1335: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1336: {
1337: /*
1338: * Obviously, if we're not in a SYNOPSIS or no prior macros
1339: * exist, do nothing.
1340: */
1.160 kristaps 1341: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1342: return;
1343:
1344: /*
1345: * If we're the second in a pair of like elements, emit our
1346: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1347: * case we soldier on.
1348: */
1349: if (n->prev->tok == n->tok &&
1350: MDOC_Ft != n->tok &&
1351: MDOC_Fo != n->tok &&
1352: MDOC_Fn != n->tok) {
1353: term_newln(p);
1354: return;
1355: }
1356:
1357: /*
1358: * If we're one of the SYNOPSIS set and non-like pair-wise after
1359: * another (or Fn/Fo, which we've let slip through) then assert
1360: * vertical space, else only newline and move on.
1361: */
1362: switch (n->prev->tok) {
1363: case (MDOC_Fd):
1364: /* FALLTHROUGH */
1365: case (MDOC_Fn):
1366: /* FALLTHROUGH */
1367: case (MDOC_Fo):
1368: /* FALLTHROUGH */
1369: case (MDOC_In):
1370: /* FALLTHROUGH */
1371: case (MDOC_Vt):
1372: term_vspace(p);
1373: break;
1374: case (MDOC_Ft):
1375: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1376: term_vspace(p);
1377: break;
1378: }
1379: /* FALLTHROUGH */
1380: default:
1381: term_newln(p);
1382: break;
1383: }
1384: }
1385:
1386:
1.110 kristaps 1387: static int
1388: termp_vt_pre(DECL_ARGS)
1389: {
1390:
1.143 kristaps 1391: if (MDOC_ELEM == n->type) {
1392: synopsis_pre(p, n);
1.110 kristaps 1393: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1394: } else if (MDOC_BLOCK == n->type) {
1395: synopsis_pre(p, n);
1396: return(1);
1397: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1398: return(0);
1399:
1400: return(termp_under_pre(p, pair, m, n));
1401: }
1402:
1403:
1.1 kristaps 1404: /* ARGSUSED */
1405: static int
1.69 kristaps 1406: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1407: {
1408:
1.102 kristaps 1409: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1410: return(1);
1411: }
1412:
1413:
1414: /* ARGSUSED */
1.143 kristaps 1415: static int
1416: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1417: {
1418:
1.143 kristaps 1419: synopsis_pre(p, n);
1420: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1421: }
1422:
1423:
1424: /* ARGSUSED */
1425: static int
1426: termp_sh_pre(DECL_ARGS)
1427: {
1.85 kristaps 1428:
1429: /* No vspace between consecutive `Sh' calls. */
1430:
1.86 kristaps 1431: switch (n->type) {
1.65 kristaps 1432: case (MDOC_BLOCK):
1.86 kristaps 1433: if (n->prev && MDOC_Sh == n->prev->tok)
1434: if (NULL == n->prev->body->child)
1.65 kristaps 1435: break;
1436: term_vspace(p);
1437: break;
1.1 kristaps 1438: case (MDOC_HEAD):
1.102 kristaps 1439: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1440: break;
1441: case (MDOC_BODY):
1.157 kristaps 1442: p->offset = term_len(p, INDENT);
1.1 kristaps 1443: break;
1444: default:
1445: break;
1446: }
1447: return(1);
1448: }
1449:
1450:
1451: /* ARGSUSED */
1452: static void
1453: termp_sh_post(DECL_ARGS)
1454: {
1455:
1.86 kristaps 1456: switch (n->type) {
1.1 kristaps 1457: case (MDOC_HEAD):
1458: term_newln(p);
1459: break;
1460: case (MDOC_BODY):
1461: term_newln(p);
1462: p->offset = 0;
1463: break;
1464: default:
1465: break;
1466: }
1467: }
1468:
1469:
1470: /* ARGSUSED */
1471: static int
1472: termp_op_pre(DECL_ARGS)
1473: {
1474:
1.86 kristaps 1475: switch (n->type) {
1.1 kristaps 1476: case (MDOC_BODY):
1477: term_word(p, "\\(lB");
1478: p->flags |= TERMP_NOSPACE;
1479: break;
1480: default:
1481: break;
1482: }
1483: return(1);
1484: }
1485:
1486:
1487: /* ARGSUSED */
1488: static int
1489: termp_bt_pre(DECL_ARGS)
1490: {
1491:
1492: term_word(p, "is currently in beta test.");
1.131 kristaps 1493: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1494: return(0);
1.1 kristaps 1495: }
1496:
1497:
1498: /* ARGSUSED */
1499: static void
1500: termp_lb_post(DECL_ARGS)
1501: {
1502:
1.122 kristaps 1503: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1504: term_newln(p);
1.1 kristaps 1505: }
1506:
1507:
1508: /* ARGSUSED */
1509: static int
1510: termp_ud_pre(DECL_ARGS)
1511: {
1512:
1513: term_word(p, "currently under development.");
1.131 kristaps 1514: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1515: return(0);
1.1 kristaps 1516: }
1517:
1518:
1519: /* ARGSUSED */
1520: static int
1521: termp_d1_pre(DECL_ARGS)
1522: {
1523:
1.86 kristaps 1524: if (MDOC_BLOCK != n->type)
1.1 kristaps 1525: return(1);
1526: term_newln(p);
1.157 kristaps 1527: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1528: return(1);
1529: }
1530:
1531:
1532: /* ARGSUSED */
1533: static void
1534: termp_d1_post(DECL_ARGS)
1535: {
1536:
1.86 kristaps 1537: if (MDOC_BLOCK != n->type)
1.1 kristaps 1538: return;
1539: term_newln(p);
1540: }
1541:
1542:
1543: /* ARGSUSED */
1544: static int
1545: termp_aq_pre(DECL_ARGS)
1546: {
1547:
1.86 kristaps 1548: if (MDOC_BODY != n->type)
1.1 kristaps 1549: return(1);
1550: term_word(p, "\\(la");
1551: p->flags |= TERMP_NOSPACE;
1552: return(1);
1553: }
1554:
1555:
1556: /* ARGSUSED */
1557: static void
1558: termp_aq_post(DECL_ARGS)
1559: {
1560:
1.86 kristaps 1561: if (MDOC_BODY != n->type)
1.1 kristaps 1562: return;
1563: p->flags |= TERMP_NOSPACE;
1564: term_word(p, "\\(ra");
1565: }
1566:
1567:
1568: /* ARGSUSED */
1569: static int
1570: termp_ft_pre(DECL_ARGS)
1571: {
1572:
1.141 kristaps 1573: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1574: synopsis_pre(p, n);
1.102 kristaps 1575: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1576: return(1);
1577: }
1578:
1579:
1580: /* ARGSUSED */
1581: static int
1582: termp_fn_pre(DECL_ARGS)
1583: {
1.86 kristaps 1584: const struct mdoc_node *nn;
1.1 kristaps 1585:
1.143 kristaps 1586: synopsis_pre(p, n);
1.139 kristaps 1587:
1.102 kristaps 1588: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1589: term_word(p, n->child->string);
1.102 kristaps 1590: term_fontpop(p);
1.1 kristaps 1591:
1592: p->flags |= TERMP_NOSPACE;
1593: term_word(p, "(");
1594:
1.86 kristaps 1595: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1596: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1597: term_word(p, nn->string);
1.102 kristaps 1598: term_fontpop(p);
1599:
1.86 kristaps 1600: if (nn->next)
1.1 kristaps 1601: term_word(p, ",");
1602: }
1603:
1604: term_word(p, ")");
1605:
1.160 kristaps 1606: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1607: term_word(p, ";");
1608:
1609: return(0);
1610: }
1611:
1612:
1613: /* ARGSUSED */
1614: static int
1615: termp_fa_pre(DECL_ARGS)
1616: {
1.86 kristaps 1617: const struct mdoc_node *nn;
1.1 kristaps 1618:
1.86 kristaps 1619: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1620: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1621: return(1);
1622: }
1623:
1.86 kristaps 1624: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1625: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1626: term_word(p, nn->string);
1.102 kristaps 1627: term_fontpop(p);
1628:
1.86 kristaps 1629: if (nn->next)
1.1 kristaps 1630: term_word(p, ",");
1631: }
1632:
1.86 kristaps 1633: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1634: term_word(p, ",");
1635:
1636: return(0);
1637: }
1638:
1639:
1640: /* ARGSUSED */
1641: static int
1642: termp_bd_pre(DECL_ARGS)
1643: {
1.179 kristaps 1644: size_t tabwidth, rm, rmax;
1.85 kristaps 1645: const struct mdoc_node *nn;
1.1 kristaps 1646:
1.86 kristaps 1647: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1648: print_bvspace(p, n, n);
1.54 kristaps 1649: return(1);
1.116 kristaps 1650: } else if (MDOC_HEAD == n->type)
1651: return(0);
1.1 kristaps 1652:
1.165 kristaps 1653: assert(n->data.Bd);
1654: if (n->data.Bd->offs)
1655: p->offset += a2offs(p, n->data.Bd->offs);
1.85 kristaps 1656:
1657: /*
1658: * If -ragged or -filled are specified, the block does nothing
1659: * but change the indentation. If -unfilled or -literal are
1660: * specified, text is printed exactly as entered in the display:
1661: * for macro lines, a newline is appended to the line. Blank
1662: * lines are allowed.
1663: */
1.60 kristaps 1664:
1.165 kristaps 1665: if (DISP_literal != n->data.Bd->type &&
1666: DISP_unfilled != n->data.Bd->type)
1.1 kristaps 1667: return(1);
1668:
1.129 schwarze 1669: tabwidth = p->tabwidth;
1.157 kristaps 1670: p->tabwidth = term_len(p, 8);
1.119 kristaps 1671: rm = p->rmargin;
1672: rmax = p->maxrmargin;
1.120 kristaps 1673: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1674:
1.86 kristaps 1675: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1676: print_mdoc_node(p, pair, m, nn);
1.180 schwarze 1677: if (nn->next && nn->next->line == nn->line)
1678: continue;
1679: term_flushln(p);
1680: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1681: }
1.147 kristaps 1682:
1.129 schwarze 1683: p->tabwidth = tabwidth;
1.119 kristaps 1684: p->rmargin = rm;
1685: p->maxrmargin = rmax;
1.1 kristaps 1686: return(0);
1687: }
1688:
1689:
1690: /* ARGSUSED */
1691: static void
1692: termp_bd_post(DECL_ARGS)
1693: {
1.119 kristaps 1694: size_t rm, rmax;
1.1 kristaps 1695:
1.86 kristaps 1696: if (MDOC_BODY != n->type)
1.1 kristaps 1697: return;
1.118 kristaps 1698:
1.119 kristaps 1699: rm = p->rmargin;
1700: rmax = p->maxrmargin;
1.118 kristaps 1701:
1.165 kristaps 1702: assert(n->data.Bd);
1703: if (DISP_literal == n->data.Bd->type ||
1704: DISP_unfilled == n->data.Bd->type)
1.120 kristaps 1705: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1706:
1.60 kristaps 1707: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1708: term_newln(p);
1.118 kristaps 1709:
1.119 kristaps 1710: p->rmargin = rm;
1711: p->maxrmargin = rmax;
1.1 kristaps 1712: }
1713:
1714:
1715: /* ARGSUSED */
1716: static int
1717: termp_qq_pre(DECL_ARGS)
1718: {
1719:
1.86 kristaps 1720: if (MDOC_BODY != n->type)
1.1 kristaps 1721: return(1);
1722: term_word(p, "\"");
1723: p->flags |= TERMP_NOSPACE;
1724: return(1);
1725: }
1726:
1727:
1728: /* ARGSUSED */
1729: static void
1730: termp_qq_post(DECL_ARGS)
1731: {
1732:
1.86 kristaps 1733: if (MDOC_BODY != n->type)
1.1 kristaps 1734: return;
1735: p->flags |= TERMP_NOSPACE;
1736: term_word(p, "\"");
1737: }
1738:
1739:
1740: /* ARGSUSED */
1741: static void
1742: termp_bx_post(DECL_ARGS)
1743: {
1744:
1.86 kristaps 1745: if (n->child)
1.1 kristaps 1746: p->flags |= TERMP_NOSPACE;
1747: term_word(p, "BSD");
1748: }
1749:
1750:
1751: /* ARGSUSED */
1752: static int
1.26 kristaps 1753: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1754: {
1.26 kristaps 1755: const char *pp;
1.1 kristaps 1756:
1.26 kristaps 1757: pp = NULL;
1.86 kristaps 1758: switch (n->tok) {
1.26 kristaps 1759: case (MDOC_Bsx):
1760: pp = "BSDI BSD/OS";
1761: break;
1762: case (MDOC_Dx):
1.100 kristaps 1763: pp = "DragonFly";
1.26 kristaps 1764: break;
1765: case (MDOC_Fx):
1766: pp = "FreeBSD";
1767: break;
1768: case (MDOC_Nx):
1769: pp = "NetBSD";
1770: break;
1771: case (MDOC_Ox):
1772: pp = "OpenBSD";
1773: break;
1774: case (MDOC_Ux):
1775: pp = "UNIX";
1776: break;
1777: default:
1778: break;
1779: }
1.1 kristaps 1780:
1.26 kristaps 1781: assert(pp);
1782: term_word(p, pp);
1.1 kristaps 1783: return(1);
1784: }
1785:
1786:
1787: /* ARGSUSED */
1788: static int
1789: termp_sq_pre(DECL_ARGS)
1790: {
1791:
1.86 kristaps 1792: if (MDOC_BODY != n->type)
1.1 kristaps 1793: return(1);
1794: term_word(p, "\\(oq");
1795: p->flags |= TERMP_NOSPACE;
1796: return(1);
1797: }
1798:
1799:
1800: /* ARGSUSED */
1801: static void
1802: termp_sq_post(DECL_ARGS)
1803: {
1804:
1.86 kristaps 1805: if (MDOC_BODY != n->type)
1.1 kristaps 1806: return;
1807: p->flags |= TERMP_NOSPACE;
1808: term_word(p, "\\(aq");
1809: }
1810:
1811:
1812: /* ARGSUSED */
1813: static int
1814: termp_pf_pre(DECL_ARGS)
1815: {
1816:
1817: p->flags |= TERMP_IGNDELIM;
1818: return(1);
1819: }
1820:
1821:
1822: /* ARGSUSED */
1823: static void
1824: termp_pf_post(DECL_ARGS)
1825: {
1826:
1827: p->flags &= ~TERMP_IGNDELIM;
1828: p->flags |= TERMP_NOSPACE;
1829: }
1830:
1831:
1832: /* ARGSUSED */
1833: static int
1834: termp_ss_pre(DECL_ARGS)
1835: {
1836:
1.86 kristaps 1837: switch (n->type) {
1.1 kristaps 1838: case (MDOC_BLOCK):
1839: term_newln(p);
1.86 kristaps 1840: if (n->prev)
1.1 kristaps 1841: term_vspace(p);
1842: break;
1843: case (MDOC_HEAD):
1.102 kristaps 1844: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1845: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1846: break;
1847: default:
1848: break;
1849: }
1850:
1851: return(1);
1852: }
1853:
1854:
1855: /* ARGSUSED */
1856: static void
1857: termp_ss_post(DECL_ARGS)
1858: {
1859:
1.86 kristaps 1860: if (MDOC_HEAD == n->type)
1.1 kristaps 1861: term_newln(p);
1862: }
1863:
1864:
1865: /* ARGSUSED */
1866: static int
1867: termp_cd_pre(DECL_ARGS)
1868: {
1869:
1.143 kristaps 1870: synopsis_pre(p, n);
1.102 kristaps 1871: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1872: return(1);
1873: }
1874:
1875:
1876: /* ARGSUSED */
1877: static int
1878: termp_in_pre(DECL_ARGS)
1879: {
1.142 schwarze 1880:
1.143 kristaps 1881: synopsis_pre(p, n);
1.1 kristaps 1882:
1.160 kristaps 1883: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1884: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1885: term_word(p, "#include");
1.138 kristaps 1886: term_word(p, "<");
1887: } else {
1888: term_word(p, "<");
1889: term_fontpush(p, TERMFONT_UNDER);
1890: }
1.22 kristaps 1891:
1.1 kristaps 1892: p->flags |= TERMP_NOSPACE;
1893: return(1);
1894: }
1895:
1896:
1897: /* ARGSUSED */
1898: static void
1899: termp_in_post(DECL_ARGS)
1900: {
1901:
1.160 kristaps 1902: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1903: term_fontpush(p, TERMFONT_BOLD);
1904:
1.79 kristaps 1905: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1906: term_word(p, ">");
1907:
1.160 kristaps 1908: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1909: term_fontpop(p);
1.1 kristaps 1910: }
1911:
1912:
1913: /* ARGSUSED */
1914: static int
1.45 kristaps 1915: termp_sp_pre(DECL_ARGS)
1916: {
1.91 kristaps 1917: size_t i, len;
1.45 kristaps 1918:
1.86 kristaps 1919: switch (n->tok) {
1.76 kristaps 1920: case (MDOC_sp):
1.157 kristaps 1921: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1922: break;
1923: case (MDOC_br):
1924: len = 0;
1925: break;
1926: default:
1.175 kristaps 1927: assert(n->parent);
1928: if ((NULL == n->next || NULL == n->prev) &&
1929: (MDOC_Ss == n->parent->tok ||
1930: MDOC_Sh == n->parent->tok))
1931: return(0);
1.76 kristaps 1932: len = 1;
1933: break;
1.45 kristaps 1934: }
1935:
1936: if (0 == len)
1937: term_newln(p);
1938: for (i = 0; i < len; i++)
1939: term_vspace(p);
1940:
1941: return(0);
1942: }
1943:
1944:
1945: /* ARGSUSED */
1946: static int
1.1 kristaps 1947: termp_brq_pre(DECL_ARGS)
1948: {
1949:
1.86 kristaps 1950: if (MDOC_BODY != n->type)
1.1 kristaps 1951: return(1);
1952: term_word(p, "\\(lC");
1953: p->flags |= TERMP_NOSPACE;
1954: return(1);
1955: }
1956:
1957:
1958: /* ARGSUSED */
1959: static void
1960: termp_brq_post(DECL_ARGS)
1961: {
1962:
1.86 kristaps 1963: if (MDOC_BODY != n->type)
1.1 kristaps 1964: return;
1965: p->flags |= TERMP_NOSPACE;
1966: term_word(p, "\\(rC");
1967: }
1968:
1969:
1970: /* ARGSUSED */
1971: static int
1972: termp_bq_pre(DECL_ARGS)
1973: {
1974:
1.86 kristaps 1975: if (MDOC_BODY != n->type)
1.1 kristaps 1976: return(1);
1977: term_word(p, "\\(lB");
1978: p->flags |= TERMP_NOSPACE;
1979: return(1);
1980: }
1981:
1982:
1983: /* ARGSUSED */
1984: static void
1985: termp_bq_post(DECL_ARGS)
1986: {
1987:
1.86 kristaps 1988: if (MDOC_BODY != n->type)
1.1 kristaps 1989: return;
1990: p->flags |= TERMP_NOSPACE;
1991: term_word(p, "\\(rB");
1992: }
1993:
1994:
1995: /* ARGSUSED */
1996: static int
1997: termp_pq_pre(DECL_ARGS)
1998: {
1999:
1.86 kristaps 2000: if (MDOC_BODY != n->type)
1.1 kristaps 2001: return(1);
2002: term_word(p, "\\&(");
2003: p->flags |= TERMP_NOSPACE;
2004: return(1);
2005: }
2006:
2007:
2008: /* ARGSUSED */
2009: static void
2010: termp_pq_post(DECL_ARGS)
2011: {
2012:
1.86 kristaps 2013: if (MDOC_BODY != n->type)
1.1 kristaps 2014: return;
2015: term_word(p, ")");
2016: }
2017:
2018:
2019: /* ARGSUSED */
2020: static int
2021: termp_fo_pre(DECL_ARGS)
2022: {
2023:
1.141 kristaps 2024: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2025: synopsis_pre(p, n);
1.141 kristaps 2026: return(1);
2027: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2028: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2029: term_word(p, "(");
2030: p->flags |= TERMP_NOSPACE;
2031: return(1);
1.141 kristaps 2032: }
2033:
1.169 kristaps 2034: if (NULL == n->child)
2035: return(0);
2036:
1.141 kristaps 2037: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2038:
1.141 kristaps 2039: assert(n->child->string);
1.102 kristaps 2040: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2041: term_word(p, n->child->string);
1.1 kristaps 2042: return(0);
2043: }
2044:
2045:
2046: /* ARGSUSED */
2047: static void
2048: termp_fo_post(DECL_ARGS)
2049: {
2050:
1.143 kristaps 2051: if (MDOC_BODY != n->type)
2052: return;
2053:
2054: p->flags |= TERMP_NOSPACE;
2055: term_word(p, ")");
2056:
1.160 kristaps 2057: if (MDOC_SYNPRETTY & n->flags) {
1.141 kristaps 2058: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2059: term_word(p, ";");
1.141 kristaps 2060: }
1.1 kristaps 2061: }
2062:
2063:
2064: /* ARGSUSED */
2065: static int
2066: termp_bf_pre(DECL_ARGS)
2067: {
2068:
1.86 kristaps 2069: if (MDOC_HEAD == n->type)
1.1 kristaps 2070: return(0);
1.86 kristaps 2071: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2072: return(1);
2073:
1.167 kristaps 2074: assert(n->data.Bf);
1.1 kristaps 2075:
1.167 kristaps 2076: if (FONT_Em == n->data.Bf->font)
1.102 kristaps 2077: term_fontpush(p, TERMFONT_UNDER);
1.167 kristaps 2078: else if (FONT_Sy == n->data.Bf->font)
1.102 kristaps 2079: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2080: else
1.102 kristaps 2081: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2082:
2083: return(1);
2084: }
2085:
2086:
2087: /* ARGSUSED */
2088: static int
2089: termp_sm_pre(DECL_ARGS)
2090: {
2091:
1.86 kristaps 2092: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2093: if (0 == strcmp("on", n->child->string)) {
2094: if (p->col)
2095: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2096: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2097: } else
1.1 kristaps 2098: p->flags |= TERMP_NONOSPACE;
2099:
2100: return(0);
2101: }
2102:
2103:
2104: /* ARGSUSED */
2105: static int
2106: termp_ap_pre(DECL_ARGS)
2107: {
2108:
2109: p->flags |= TERMP_NOSPACE;
2110: term_word(p, "\\(aq");
2111: p->flags |= TERMP_NOSPACE;
2112: return(1);
2113: }
2114:
2115:
2116: /* ARGSUSED */
2117: static void
2118: termp____post(DECL_ARGS)
2119: {
1.184 kristaps 2120:
2121: /*
2122: * Handle lists of authors. In general, print each followed by
2123: * a comma. Don't print the comma if there are only two
2124: * authors.
2125: */
2126: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2127: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2128: if (NULL == n->prev || MDOC__A != n->prev->tok)
2129: return;
1.1 kristaps 2130:
1.95 kristaps 2131: /* TODO: %U. */
2132:
1.1 kristaps 2133: p->flags |= TERMP_NOSPACE;
1.86 kristaps 2134: term_word(p, n->next ? "," : ".");
1.1 kristaps 2135: }
2136:
2137:
2138: /* ARGSUSED */
2139: static int
1.102 kristaps 2140: termp_li_pre(DECL_ARGS)
2141: {
2142:
2143: term_fontpush(p, TERMFONT_NONE);
2144: return(1);
2145: }
2146:
2147:
2148: /* ARGSUSED */
2149: static int
1.1 kristaps 2150: termp_lk_pre(DECL_ARGS)
2151: {
1.181 kristaps 2152: const struct mdoc_node *nn, *sv;
1.1 kristaps 2153:
1.102 kristaps 2154: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2155:
2156: nn = sv = n->child;
1.96 kristaps 2157:
2158: if (NULL == nn->next)
1.12 kristaps 2159: return(1);
2160:
1.181 kristaps 2161: for (nn = nn->next; nn; nn = nn->next)
2162: term_word(p, nn->string);
2163:
1.102 kristaps 2164: term_fontpop(p);
1.96 kristaps 2165:
1.1 kristaps 2166: p->flags |= TERMP_NOSPACE;
2167: term_word(p, ":");
2168:
1.102 kristaps 2169: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2170: term_word(p, sv->string);
1.102 kristaps 2171: term_fontpop(p);
1.12 kristaps 2172:
1.1 kristaps 2173: return(0);
2174: }
2175:
1.159 schwarze 2176:
2177: /* ARGSUSED */
2178: static int
2179: termp_bk_pre(DECL_ARGS)
2180: {
2181:
1.161 schwarze 2182: switch (n->type) {
2183: case (MDOC_BLOCK):
1.166 kristaps 2184: break;
1.161 schwarze 2185: case (MDOC_HEAD):
2186: return(0);
2187: case (MDOC_BODY):
2188: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2189: break;
1.161 schwarze 2190: default:
2191: abort();
1.166 kristaps 2192: /* NOTREACHED */
1.161 schwarze 2193: }
1.166 kristaps 2194:
2195: return(1);
1.159 schwarze 2196: }
2197:
2198:
2199: /* ARGSUSED */
2200: static void
2201: termp_bk_post(DECL_ARGS)
2202: {
2203:
1.161 schwarze 2204: if (MDOC_BODY == n->type)
2205: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.159 schwarze 2206: }
1.1 kristaps 2207:
2208: /* ARGSUSED */
2209: static int
1.69 kristaps 2210: termp_under_pre(DECL_ARGS)
1.1 kristaps 2211: {
2212:
1.102 kristaps 2213: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2214: return(1);
2215: }
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