Annotation of mandoc/mdoc_term.c, Revision 1.219
1.219 ! kristaps 1: /* $Id: mdoc_term.c,v 1.218 2011/02/06 23:02:31 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.171 schwarze 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);
1.203 kristaps 71: static void termp__t_post(DECL_ARGS);
1.61 kristaps 72: static void termp_an_post(DECL_ARGS);
1.31 kristaps 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_d1_post(DECL_ARGS);
77: static void termp_fo_post(DECL_ARGS);
78: static void termp_in_post(DECL_ARGS);
79: static void termp_it_post(DECL_ARGS);
80: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 81: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 82: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 83: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 84: static void termp_sh_post(DECL_ARGS);
85: static void termp_ss_post(DECL_ARGS);
86:
1.184 kristaps 87: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 88: static int termp__t_pre(DECL_ARGS);
1.61 kristaps 89: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 90: static int termp_ap_pre(DECL_ARGS);
91: static int termp_bd_pre(DECL_ARGS);
92: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 93: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 94: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 95: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 96: static int termp_bt_pre(DECL_ARGS);
1.211 kristaps 97: static int termp_bx_pre(DECL_ARGS);
1.31 kristaps 98: static int termp_cd_pre(DECL_ARGS);
99: static int termp_d1_pre(DECL_ARGS);
100: static int termp_ex_pre(DECL_ARGS);
101: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 102: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 103: static int termp_fl_pre(DECL_ARGS);
104: static int termp_fn_pre(DECL_ARGS);
105: static int termp_fo_pre(DECL_ARGS);
106: static int termp_ft_pre(DECL_ARGS);
1.192 schwarze 107: static int termp_igndelim_pre(DECL_ARGS);
1.31 kristaps 108: static int termp_in_pre(DECL_ARGS);
109: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 110: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 111: static int termp_lk_pre(DECL_ARGS);
112: static int termp_nd_pre(DECL_ARGS);
113: static int termp_nm_pre(DECL_ARGS);
114: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 115: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 116: static int termp_rs_pre(DECL_ARGS);
117: static int termp_rv_pre(DECL_ARGS);
118: static int termp_sh_pre(DECL_ARGS);
119: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 120: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 121: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 122: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 123: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 124: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 125: static int termp_xr_pre(DECL_ARGS);
126: static int termp_xx_pre(DECL_ARGS);
127:
1.70 kristaps 128: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 129: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 130: { NULL, NULL }, /* Dd */
131: { NULL, NULL }, /* Dt */
132: { NULL, NULL }, /* Os */
133: { termp_sh_pre, termp_sh_post }, /* Sh */
134: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 135: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 136: { termp_d1_pre, termp_d1_post }, /* D1 */
137: { termp_d1_pre, termp_d1_post }, /* Dl */
138: { termp_bd_pre, termp_bd_post }, /* Bd */
139: { NULL, NULL }, /* Ed */
1.115 kristaps 140: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 141: { NULL, NULL }, /* El */
142: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 143: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 144: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 145: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 146: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 147: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 148: { NULL, NULL }, /* Dv */
149: { NULL, NULL }, /* Er */
150: { NULL, NULL }, /* Ev */
151: { termp_ex_pre, NULL }, /* Ex */
152: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 153: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 154: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 155: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 156: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 157: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 158: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 159: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 160: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 161: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 162: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 163: { NULL, NULL }, /* Ot */
1.69 kristaps 164: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 165: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 166: { NULL, NULL }, /* St */
1.69 kristaps 167: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 168: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 169: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 170: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 171: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 172: { NULL, termp____post }, /* %D */
1.84 kristaps 173: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 174: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 175: { NULL, termp____post }, /* %N */
176: { NULL, termp____post }, /* %O */
177: { NULL, termp____post }, /* %P */
178: { NULL, termp____post }, /* %R */
1.203 kristaps 179: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 180: { NULL, termp____post }, /* %V */
181: { NULL, NULL }, /* Ac */
1.188 kristaps 182: { termp_quote_pre, termp_quote_post }, /* Ao */
183: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 184: { NULL, NULL }, /* At */
1.1 kristaps 185: { NULL, NULL }, /* Bc */
186: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 187: { termp_quote_pre, termp_quote_post }, /* Bo */
188: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 189: { termp_xx_pre, NULL }, /* Bsx */
1.211 kristaps 190: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 191: { NULL, NULL }, /* Db */
192: { NULL, NULL }, /* Dc */
1.188 kristaps 193: { termp_quote_pre, termp_quote_post }, /* Do */
194: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 195: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 196: { NULL, NULL }, /* Ef */
1.69 kristaps 197: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 198: { NULL, NULL }, /* Eo */
1.26 kristaps 199: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 200: { termp_bold_pre, NULL }, /* Ms */
1.192 schwarze 201: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 202: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 203: { termp_xx_pre, NULL }, /* Nx */
204: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 205: { NULL, NULL }, /* Pc */
1.192 schwarze 206: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188 kristaps 207: { termp_quote_pre, termp_quote_post }, /* Po */
208: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 209: { NULL, NULL }, /* Qc */
1.188 kristaps 210: { termp_quote_pre, termp_quote_post }, /* Ql */
211: { termp_quote_pre, termp_quote_post }, /* Qo */
212: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 213: { NULL, NULL }, /* Re */
214: { termp_rs_pre, NULL }, /* Rs */
215: { NULL, NULL }, /* Sc */
1.188 kristaps 216: { termp_quote_pre, termp_quote_post }, /* So */
217: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 218: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 219: { termp_under_pre, NULL }, /* Sx */
220: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 221: { NULL, NULL }, /* Tn */
1.26 kristaps 222: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 223: { NULL, NULL }, /* Xc */
224: { NULL, NULL }, /* Xo */
225: { termp_fo_pre, termp_fo_post }, /* Fo */
226: { NULL, NULL }, /* Fc */
1.188 kristaps 227: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 228: { NULL, NULL }, /* Oc */
1.159 schwarze 229: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 230: { NULL, NULL }, /* Ek */
231: { termp_bt_pre, NULL }, /* Bt */
232: { NULL, NULL }, /* Hf */
233: { NULL, NULL }, /* Fr */
234: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 235: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 236: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 237: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 238: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 239: { termp_quote_pre, termp_quote_post }, /* Brq */
240: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 241: { NULL, NULL }, /* Brc */
1.83 kristaps 242: { NULL, termp____post }, /* %C */
1.81 kristaps 243: { NULL, NULL }, /* Es */ /* TODO */
244: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 245: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 246: { NULL, termp____post }, /* %Q */
1.76 kristaps 247: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 248: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 249: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 250: { NULL, NULL }, /* Ta */
1.1 kristaps 251: };
252:
253:
1.70 kristaps 254: void
1.89 kristaps 255: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 256: {
1.70 kristaps 257: const struct mdoc_node *n;
258: const struct mdoc_meta *m;
1.89 kristaps 259: struct termp *p;
260:
261: p = (struct termp *)arg;
1.111 kristaps 262:
263: p->overstep = 0;
1.123 joerg 264: p->maxrmargin = p->defrmargin;
1.157 kristaps 265: p->tabwidth = term_len(p, 5);
1.89 kristaps 266:
267: if (NULL == p->symtab)
268: switch (p->enc) {
269: case (TERMENC_ASCII):
270: p->symtab = chars_init(CHARS_ASCII);
271: break;
272: default:
273: abort();
274: /* NOTREACHED */
275: }
1.70 kristaps 276:
277: n = mdoc_node(mdoc);
278: m = mdoc_meta(mdoc);
1.146 schwarze 279:
280: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 281:
282: if (n->child)
1.102 kristaps 283: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 284:
285: term_end(p);
1.1 kristaps 286: }
287:
288:
1.3 kristaps 289: static void
1.102 kristaps 290: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 291: {
292:
1.102 kristaps 293: print_mdoc_node(p, pair, m, n);
1.86 kristaps 294: if (n->next)
1.102 kristaps 295: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 296: }
297:
298:
1.70 kristaps 299: /* ARGSUSED */
1.3 kristaps 300: static void
1.102 kristaps 301: print_mdoc_node(DECL_ARGS)
1.1 kristaps 302: {
1.102 kristaps 303: int chld;
304: const void *font;
1.1 kristaps 305: struct termpair npair;
1.30 kristaps 306: size_t offset, rmargin;
1.1 kristaps 307:
1.70 kristaps 308: chld = 1;
1.29 kristaps 309: offset = p->offset;
1.30 kristaps 310: rmargin = p->rmargin;
1.102 kristaps 311: font = term_fontq(p);
1.29 kristaps 312:
1.97 kristaps 313: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 314: npair.ppair = pair;
1.172 kristaps 315:
316: /*
317: * Keeps only work until the end of a line. If a keep was
318: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 319: *
320: * Also let SYNPRETTY sections behave as if they were wrapped
321: * in a `Bk' block.
1.172 kristaps 322: */
323:
1.197 schwarze 324: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 325: if (n->prev && n->prev->line != n->line) {
326: p->flags &= ~TERMP_KEEP;
327: p->flags |= TERMP_PREKEEP;
328: } else if (NULL == n->prev) {
329: if (n->parent && n->parent->line != n->line) {
330: p->flags &= ~TERMP_KEEP;
331: p->flags |= TERMP_PREKEEP;
332: }
333: }
334: }
1.197 schwarze 335:
336: /*
337: * Since SYNPRETTY sections aren't "turned off" with `Ek',
338: * we have to intuit whether we should disable formatting.
339: */
340:
341: if ( ! (MDOC_SYNPRETTY & n->flags) &&
342: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
343: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
344: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 345:
1.217 schwarze 346: /*
347: * After the keep flags have been set up, we may now
348: * produce output. Note that some pre-handlers do so.
349: */
350:
351: switch (n->type) {
352: case (MDOC_TEXT):
353: if (' ' == *n->string && MDOC_LINE & n->flags)
354: term_newln(p);
355: term_word(p, n->string);
356: break;
357: case (MDOC_EQN):
1.219 ! kristaps 358: term_word(p, n->eqn->data);
1.217 schwarze 359: break;
360: case (MDOC_TBL):
361: term_tbl(p, n->span);
362: break;
363: default:
364: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
365: chld = (*termacts[n->tok].pre)
366: (p, &npair, m, n);
367: break;
368: }
369:
1.86 kristaps 370: if (chld && n->child)
1.102 kristaps 371: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 372:
1.102 kristaps 373: term_fontpopq(p, font);
1.46 kristaps 374:
1.206 kristaps 375: switch (n->type) {
376: case (MDOC_TEXT):
377: break;
378: case (MDOC_TBL):
1.216 kristaps 379: break;
380: case (MDOC_EQN):
1.206 kristaps 381: break;
382: default:
383: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
384: break;
1.165 kristaps 385: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 386:
387: /*
388: * Explicit end tokens not only call the post
389: * handler, but also tell the respective block
390: * that it must not call the post handler again.
391: */
1.165 kristaps 392: if (ENDBODY_NOT != n->end)
1.162 schwarze 393: n->pending->flags |= MDOC_ENDED;
394:
395: /*
396: * End of line terminating an implicit block
397: * while an explicit block is still open.
398: * Continue the explicit block without spacing.
399: */
400: if (ENDBODY_NOSPACE == n->end)
401: p->flags |= TERMP_NOSPACE;
1.206 kristaps 402: break;
1.162 schwarze 403: }
1.121 kristaps 404:
405: if (MDOC_EOS & n->flags)
406: p->flags |= TERMP_SENTENCE;
1.29 kristaps 407:
408: p->offset = offset;
1.30 kristaps 409: p->rmargin = rmargin;
1.1 kristaps 410: }
411:
412:
1.3 kristaps 413: static void
1.145 kristaps 414: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 415: {
1.98 kristaps 416: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 417: const struct mdoc_meta *m;
418:
419: m = (const struct mdoc_meta *)arg;
1.1 kristaps 420:
1.102 kristaps 421: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 422:
1.9 kristaps 423: /*
424: * Output the footer in new-groff style, that is, three columns
425: * with the middle being the manual date and flanking columns
426: * being the operating system:
427: *
428: * SYSTEM DATE SYSTEM
429: */
430:
1.94 kristaps 431: time2a(m->date, buf, DATESIZ);
1.98 kristaps 432: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 433:
434: term_vspace(p);
435:
1.9 kristaps 436: p->offset = 0;
1.157 kristaps 437: p->rmargin = (p->maxrmargin -
438: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 439: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
440:
441: term_word(p, os);
442: term_flushln(p);
443:
1.9 kristaps 444: p->offset = p->rmargin;
1.157 kristaps 445: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 446: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 447:
448: term_word(p, buf);
449: term_flushln(p);
450:
1.1 kristaps 451: p->offset = p->rmargin;
452: p->rmargin = p->maxrmargin;
453: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 454: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 455:
1.9 kristaps 456: term_word(p, os);
1.1 kristaps 457: term_flushln(p);
458:
1.9 kristaps 459: p->offset = 0;
460: p->rmargin = p->maxrmargin;
461: p->flags = 0;
1.1 kristaps 462: }
463:
464:
1.3 kristaps 465: static void
1.144 kristaps 466: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 467: {
1.98 kristaps 468: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 469: const struct mdoc_meta *m;
470:
471: m = (const struct mdoc_meta *)arg;
1.1 kristaps 472:
473: p->rmargin = p->maxrmargin;
474: p->offset = 0;
475:
476: /*
477: * The header is strange. It has three components, which are
478: * really two with the first duplicated. It goes like this:
479: *
480: * IDENTIFIER TITLE IDENTIFIER
481: *
482: * The IDENTIFIER is NAME(SECTION), which is the command-name
483: * (if given, or "unknown" if not) followed by the manual page
484: * section. These are given in `Dt'. The TITLE is a free-form
485: * string depending on the manual volume. If not specified, it
486: * switches on the manual section.
487: */
488:
1.86 kristaps 489: assert(m->vol);
1.98 kristaps 490: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 491:
1.86 kristaps 492: if (m->arch) {
1.98 kristaps 493: strlcat(buf, " (", BUFSIZ);
494: strlcat(buf, m->arch, BUFSIZ);
495: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 496: }
497:
1.124 kristaps 498: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 499:
500: p->offset = 0;
1.157 kristaps 501: p->rmargin = (p->maxrmargin -
502: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 503: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
504:
505: term_word(p, title);
506: term_flushln(p);
507:
508: p->offset = p->rmargin;
1.157 kristaps 509: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 510: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 511:
512: term_word(p, buf);
513: term_flushln(p);
514:
515: p->offset = p->rmargin;
516: p->rmargin = p->maxrmargin;
517: p->flags &= ~TERMP_NOBREAK;
518: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
519:
520: term_word(p, title);
521: term_flushln(p);
522:
1.9 kristaps 523: p->offset = 0;
1.1 kristaps 524: p->rmargin = p->maxrmargin;
525: p->flags &= ~TERMP_NOSPACE;
526: }
527:
528:
529: static size_t
1.157 kristaps 530: a2height(const struct termp *p, const char *v)
1.1 kristaps 531: {
1.92 kristaps 532: struct roffsu su;
1.91 kristaps 533:
1.157 kristaps 534: assert(v);
535: if ( ! a2roffsu(v, &su, SCALE_VS))
536: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 537:
1.157 kristaps 538: return(term_vspan(p, &su));
1.91 kristaps 539: }
1.1 kristaps 540:
1.40 kristaps 541:
1.91 kristaps 542: static size_t
1.157 kristaps 543: a2width(const struct termp *p, const char *v)
1.91 kristaps 544: {
1.92 kristaps 545: struct roffsu su;
1.1 kristaps 546:
1.154 kristaps 547: assert(v);
548: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 549: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 550:
1.157 kristaps 551: return(term_hspan(p, &su));
1.1 kristaps 552: }
553:
554:
555: static size_t
1.157 kristaps 556: a2offs(const struct termp *p, const char *v)
1.1 kristaps 557: {
1.92 kristaps 558: struct roffsu su;
1.1 kristaps 559:
1.148 kristaps 560: if ('\0' == *v)
1.91 kristaps 561: return(0);
1.148 kristaps 562: else if (0 == strcmp(v, "left"))
1.19 kristaps 563: return(0);
1.148 kristaps 564: else if (0 == strcmp(v, "indent"))
1.157 kristaps 565: return(term_len(p, INDENT + 1));
1.148 kristaps 566: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 567: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 568: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 569: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 570:
1.157 kristaps 571: return(term_hspan(p, &su));
1.1 kristaps 572: }
573:
574:
1.108 kristaps 575: /*
576: * Determine how much space to print out before block elements of `It'
577: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
578: * too.
579: */
1.54 kristaps 580: static void
1.151 kristaps 581: print_bvspace(struct termp *p,
582: const struct mdoc_node *bl,
583: const struct mdoc_node *n)
1.1 kristaps 584: {
1.86 kristaps 585: const struct mdoc_node *nn;
1.1 kristaps 586:
587: term_newln(p);
1.150 kristaps 588:
1.202 kristaps 589: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 590: return;
1.202 kristaps 591: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 592: return;
593:
1.85 kristaps 594: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 595:
1.86 kristaps 596: for (nn = n; nn; nn = nn->parent) {
597: if (MDOC_BLOCK != nn->type)
1.1 kristaps 598: continue;
1.86 kristaps 599: if (MDOC_Ss == nn->tok)
1.54 kristaps 600: return;
1.86 kristaps 601: if (MDOC_Sh == nn->tok)
1.54 kristaps 602: return;
1.86 kristaps 603: if (NULL == nn->prev)
1.1 kristaps 604: continue;
605: break;
606: }
607:
1.85 kristaps 608: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 609:
1.202 kristaps 610: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 611: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 612: return;
613:
1.85 kristaps 614: /* A `-diag' without body does not vspace. */
615:
1.202 kristaps 616: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 617: if (n->prev && MDOC_It == n->prev->tok) {
618: assert(n->prev->body);
619: if (NULL == n->prev->body->child)
1.55 kristaps 620: return;
621: }
622:
1.54 kristaps 623: term_vspace(p);
1.1 kristaps 624: }
625:
626:
627: /* ARGSUSED */
628: static int
629: termp_it_pre(DECL_ARGS)
630: {
1.86 kristaps 631: const struct mdoc_node *bl, *nn;
1.1 kristaps 632: char buf[7];
1.170 kristaps 633: int i;
1.108 kristaps 634: size_t width, offset, ncols, dcol;
1.126 kristaps 635: enum mdoc_list type;
1.1 kristaps 636:
1.86 kristaps 637: if (MDOC_BLOCK == n->type) {
1.151 kristaps 638: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 639: return(1);
640: }
1.1 kristaps 641:
1.86 kristaps 642: bl = n->parent->parent->parent;
1.202 kristaps 643: type = bl->norm->Bl.type;
1.1 kristaps 644:
1.108 kristaps 645: /*
646: * First calculate width and offset. This is pretty easy unless
647: * we're a -column list, in which case all prior columns must
648: * be accounted for.
649: */
650:
651: width = offset = 0;
652:
1.202 kristaps 653: if (bl->norm->Bl.offs)
654: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 655:
1.1 kristaps 656: switch (type) {
1.126 kristaps 657: case (LIST_column):
1.134 kristaps 658: if (MDOC_HEAD == n->type)
1.1 kristaps 659: break;
1.155 kristaps 660:
1.105 kristaps 661: /*
1.108 kristaps 662: * Imitate groff's column handling:
663: * - For each earlier column, add its width.
664: * - For less than 5 columns, add four more blanks per
665: * column.
666: * - For exactly 5 columns, add three more blank per
667: * column.
668: * - For more than 5 columns, add only one column.
1.105 kristaps 669: */
1.202 kristaps 670: ncols = bl->norm->Bl.ncols;
1.170 kristaps 671:
1.108 kristaps 672: /* LINTED */
1.157 kristaps 673: dcol = ncols < 5 ? term_len(p, 4) :
674: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 675:
1.134 kristaps 676: /*
677: * Calculate the offset by applying all prior MDOC_BODY,
678: * so we stop at the MDOC_HEAD (NULL == nn->prev).
679: */
680:
1.108 kristaps 681: for (i = 0, nn = n->prev;
1.134 kristaps 682: nn->prev && i < (int)ncols;
1.108 kristaps 683: nn = nn->prev, i++)
684: offset += dcol + a2width
1.202 kristaps 685: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 686:
687: /*
1.108 kristaps 688: * When exceeding the declared number of columns, leave
689: * the remaining widths at 0. This will later be
690: * adjusted to the default width of 10, or, for the last
691: * column, stretched to the right margin.
1.58 kristaps 692: */
1.108 kristaps 693: if (i >= (int)ncols)
694: break;
1.58 kristaps 695:
1.105 kristaps 696: /*
1.108 kristaps 697: * Use the declared column widths, extended as explained
698: * in the preceding paragraph.
1.105 kristaps 699: */
1.202 kristaps 700: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 701: break;
702: default:
1.202 kristaps 703: if (NULL == bl->norm->Bl.width)
1.108 kristaps 704: break;
705:
706: /*
707: * Note: buffer the width by 2, which is groff's magic
708: * number for buffering single arguments. See the above
709: * handling for column for how this changes.
710: */
1.202 kristaps 711: assert(bl->norm->Bl.width);
712: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 713: break;
714: }
715:
716: /*
717: * List-type can override the width in the case of fixed-head
718: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 719: * offset.
1.1 kristaps 720: */
721:
722: switch (type) {
1.126 kristaps 723: case (LIST_bullet):
1.1 kristaps 724: /* FALLTHROUGH */
1.126 kristaps 725: case (LIST_dash):
1.1 kristaps 726: /* FALLTHROUGH */
1.126 kristaps 727: case (LIST_hyphen):
1.157 kristaps 728: if (width < term_len(p, 4))
729: width = term_len(p, 4);
1.1 kristaps 730: break;
1.126 kristaps 731: case (LIST_enum):
1.157 kristaps 732: if (width < term_len(p, 5))
733: width = term_len(p, 5);
1.17 kristaps 734: break;
1.126 kristaps 735: case (LIST_hang):
1.39 kristaps 736: if (0 == width)
1.157 kristaps 737: width = term_len(p, 8);
1.39 kristaps 738: break;
1.126 kristaps 739: case (LIST_column):
1.49 kristaps 740: /* FALLTHROUGH */
1.126 kristaps 741: case (LIST_tag):
1.1 kristaps 742: if (0 == width)
1.157 kristaps 743: width = term_len(p, 10);
1.1 kristaps 744: break;
745: default:
746: break;
747: }
748:
749: /*
1.17 kristaps 750: * Whitespace control. Inset bodies need an initial space,
751: * while diagonal bodies need two.
1.1 kristaps 752: */
753:
1.51 kristaps 754: p->flags |= TERMP_NOSPACE;
755:
1.1 kristaps 756: switch (type) {
1.126 kristaps 757: case (LIST_diag):
1.86 kristaps 758: if (MDOC_BODY == n->type)
1.62 kristaps 759: term_word(p, "\\ \\ ");
1.51 kristaps 760: break;
1.126 kristaps 761: case (LIST_inset):
1.86 kristaps 762: if (MDOC_BODY == n->type)
1.51 kristaps 763: term_word(p, "\\ ");
1.1 kristaps 764: break;
765: default:
766: break;
767: }
768:
1.51 kristaps 769: p->flags |= TERMP_NOSPACE;
770:
1.1 kristaps 771: switch (type) {
1.126 kristaps 772: case (LIST_diag):
1.86 kristaps 773: if (MDOC_HEAD == n->type)
1.102 kristaps 774: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 775: break;
776: default:
777: break;
778: }
779:
780: /*
1.109 kristaps 781: * Pad and break control. This is the tricky part. These flags
782: * are documented in term_flushln() in term.c. Note that we're
783: * going to unset all of these flags in termp_it_post() when we
784: * exit.
1.1 kristaps 785: */
786:
787: switch (type) {
1.126 kristaps 788: case (LIST_bullet):
1.1 kristaps 789: /* FALLTHROUGH */
1.126 kristaps 790: case (LIST_dash):
1.1 kristaps 791: /* FALLTHROUGH */
1.126 kristaps 792: case (LIST_enum):
1.1 kristaps 793: /* FALLTHROUGH */
1.126 kristaps 794: case (LIST_hyphen):
1.86 kristaps 795: if (MDOC_HEAD == n->type)
1.39 kristaps 796: p->flags |= TERMP_NOBREAK;
797: else
798: p->flags |= TERMP_NOLPAD;
799: break;
1.126 kristaps 800: case (LIST_hang):
1.86 kristaps 801: if (MDOC_HEAD == n->type)
1.39 kristaps 802: p->flags |= TERMP_NOBREAK;
803: else
804: p->flags |= TERMP_NOLPAD;
805:
1.86 kristaps 806: if (MDOC_HEAD != n->type)
1.59 kristaps 807: break;
808:
809: /*
810: * This is ugly. If `-hang' is specified and the body
811: * is a `Bl' or `Bd', then we want basically to nullify
812: * the "overstep" effect in term_flushln() and treat
813: * this as a `-ohang' list instead.
814: */
1.86 kristaps 815: if (n->next->child &&
816: (MDOC_Bl == n->next->child->tok ||
817: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 818: p->flags &= ~TERMP_NOBREAK;
819: p->flags &= ~TERMP_NOLPAD;
820: } else
1.39 kristaps 821: p->flags |= TERMP_HANG;
822: break;
1.126 kristaps 823: case (LIST_tag):
1.86 kristaps 824: if (MDOC_HEAD == n->type)
1.51 kristaps 825: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 826: else
827: p->flags |= TERMP_NOLPAD;
1.38 kristaps 828:
1.86 kristaps 829: if (MDOC_HEAD != n->type)
1.39 kristaps 830: break;
1.86 kristaps 831: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 832: p->flags |= TERMP_DANGLE;
1.1 kristaps 833: break;
1.126 kristaps 834: case (LIST_column):
1.134 kristaps 835: if (MDOC_HEAD == n->type)
836: break;
837:
838: if (NULL == n->next)
839: p->flags &= ~TERMP_NOBREAK;
840: else
841: p->flags |= TERMP_NOBREAK;
842:
843: assert(n->prev);
844: if (MDOC_BODY == n->prev->type)
845: p->flags |= TERMP_NOLPAD;
846:
1.1 kristaps 847: break;
1.126 kristaps 848: case (LIST_diag):
1.86 kristaps 849: if (MDOC_HEAD == n->type)
1.1 kristaps 850: p->flags |= TERMP_NOBREAK;
851: break;
852: default:
853: break;
854: }
855:
856: /*
857: * Margin control. Set-head-width lists have their right
858: * margins shortened. The body for these lists has the offset
859: * necessarily lengthened. Everybody gets the offset.
860: */
861:
862: p->offset += offset;
863:
864: switch (type) {
1.126 kristaps 865: case (LIST_hang):
1.59 kristaps 866: /*
867: * Same stipulation as above, regarding `-hang'. We
868: * don't want to recalculate rmargin and offsets when
869: * using `Bd' or `Bl' within `-hang' overstep lists.
870: */
1.86 kristaps 871: if (MDOC_HEAD == n->type && n->next->child &&
872: (MDOC_Bl == n->next->child->tok ||
873: MDOC_Bd == n->next->child->tok))
1.59 kristaps 874: break;
875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_bullet):
1.1 kristaps 877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_dash):
1.1 kristaps 879: /* FALLTHROUGH */
1.126 kristaps 880: case (LIST_enum):
1.1 kristaps 881: /* FALLTHROUGH */
1.126 kristaps 882: case (LIST_hyphen):
1.1 kristaps 883: /* FALLTHROUGH */
1.126 kristaps 884: case (LIST_tag):
1.49 kristaps 885: assert(width);
1.86 kristaps 886: if (MDOC_HEAD == n->type)
1.1 kristaps 887: p->rmargin = p->offset + width;
888: else
889: p->offset += width;
890: break;
1.126 kristaps 891: case (LIST_column):
1.49 kristaps 892: assert(width);
1.1 kristaps 893: p->rmargin = p->offset + width;
1.50 kristaps 894: /*
895: * XXX - this behaviour is not documented: the
896: * right-most column is filled to the right margin.
897: */
1.134 kristaps 898: if (MDOC_HEAD == n->type)
899: break;
900: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 901: p->rmargin = p->maxrmargin;
1.1 kristaps 902: break;
903: default:
904: break;
905: }
906:
907: /*
908: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 909: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 910: */
911:
1.86 kristaps 912: if (MDOC_HEAD == n->type)
1.1 kristaps 913: switch (type) {
1.126 kristaps 914: case (LIST_bullet):
1.102 kristaps 915: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 916: term_word(p, "\\[bu]");
1.102 kristaps 917: term_fontpop(p);
1.1 kristaps 918: break;
1.126 kristaps 919: case (LIST_dash):
1.1 kristaps 920: /* FALLTHROUGH */
1.126 kristaps 921: case (LIST_hyphen):
1.102 kristaps 922: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 923: term_word(p, "\\(hy");
1.102 kristaps 924: term_fontpop(p);
1.1 kristaps 925: break;
1.126 kristaps 926: case (LIST_enum):
1.1 kristaps 927: (pair->ppair->ppair->count)++;
1.109 kristaps 928: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 929: pair->ppair->ppair->count);
930: term_word(p, buf);
931: break;
932: default:
933: break;
934: }
935:
936: /*
937: * If we're not going to process our children, indicate so here.
938: */
939:
940: switch (type) {
1.126 kristaps 941: case (LIST_bullet):
1.1 kristaps 942: /* FALLTHROUGH */
1.126 kristaps 943: case (LIST_item):
1.1 kristaps 944: /* FALLTHROUGH */
1.126 kristaps 945: case (LIST_dash):
1.1 kristaps 946: /* FALLTHROUGH */
1.126 kristaps 947: case (LIST_hyphen):
1.1 kristaps 948: /* FALLTHROUGH */
1.126 kristaps 949: case (LIST_enum):
1.86 kristaps 950: if (MDOC_HEAD == n->type)
1.1 kristaps 951: return(0);
952: break;
1.126 kristaps 953: case (LIST_column):
1.134 kristaps 954: if (MDOC_HEAD == n->type)
1.1 kristaps 955: return(0);
956: break;
957: default:
958: break;
959: }
960:
961: return(1);
962: }
963:
964:
965: /* ARGSUSED */
966: static void
967: termp_it_post(DECL_ARGS)
968: {
1.126 kristaps 969: enum mdoc_list type;
1.1 kristaps 970:
1.109 kristaps 971: if (MDOC_BLOCK == n->type)
1.1 kristaps 972: return;
973:
1.202 kristaps 974: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 975:
976: switch (type) {
1.126 kristaps 977: case (LIST_item):
1.1 kristaps 978: /* FALLTHROUGH */
1.126 kristaps 979: case (LIST_diag):
1.53 kristaps 980: /* FALLTHROUGH */
1.126 kristaps 981: case (LIST_inset):
1.86 kristaps 982: if (MDOC_BODY == n->type)
1.130 schwarze 983: term_newln(p);
1.1 kristaps 984: break;
1.126 kristaps 985: case (LIST_column):
1.134 kristaps 986: if (MDOC_BODY == n->type)
1.1 kristaps 987: term_flushln(p);
988: break;
989: default:
1.130 schwarze 990: term_newln(p);
1.1 kristaps 991: break;
992: }
993:
1.109 kristaps 994: /*
995: * Now that our output is flushed, we can reset our tags. Since
996: * only `It' sets these flags, we're free to assume that nobody
997: * has munged them in the meanwhile.
998: */
999:
1000: p->flags &= ~TERMP_DANGLE;
1001: p->flags &= ~TERMP_NOBREAK;
1002: p->flags &= ~TERMP_TWOSPACE;
1003: p->flags &= ~TERMP_NOLPAD;
1004: p->flags &= ~TERMP_HANG;
1.1 kristaps 1005: }
1006:
1007:
1008: /* ARGSUSED */
1009: static int
1010: termp_nm_pre(DECL_ARGS)
1011: {
1012:
1.164 schwarze 1013: if (MDOC_BLOCK == n->type)
1014: return(1);
1015:
1016: if (MDOC_BODY == n->type) {
1017: if (NULL == n->child)
1018: return(0);
1019: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1020: p->offset += term_len(p, 1) +
1021: (NULL == n->prev->child ? term_strlen(p, m->name) :
1022: MDOC_TEXT == n->prev->child->type ?
1023: term_strlen(p, n->prev->child->string) :
1024: term_len(p, 5));
1025: return(1);
1026: }
1027:
1.125 kristaps 1028: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1029: return(0);
1.125 kristaps 1030:
1.177 schwarze 1031: if (MDOC_HEAD == n->type)
1032: synopsis_pre(p, n->parent);
1.102 kristaps 1033:
1.164 schwarze 1034: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1035: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1036: p->rmargin = p->offset + term_len(p, 1);
1037: if (NULL == n->child) {
1038: p->rmargin += term_strlen(p, m->name);
1039: } else if (MDOC_TEXT == n->child->type) {
1040: p->rmargin += term_strlen(p, n->child->string);
1041: if (n->child->next)
1042: p->flags |= TERMP_HANG;
1043: } else {
1044: p->rmargin += term_len(p, 5);
1045: p->flags |= TERMP_HANG;
1046: }
1.164 schwarze 1047: }
1048:
1.102 kristaps 1049: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1050: if (NULL == n->child)
1051: term_word(p, m->name);
1.1 kristaps 1052: return(1);
1053: }
1054:
1055:
1.164 schwarze 1056: /* ARGSUSED */
1057: static void
1058: termp_nm_post(DECL_ARGS)
1059: {
1060:
1061: if (MDOC_HEAD == n->type && n->next->child) {
1062: term_flushln(p);
1063: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1064: } else if (MDOC_BODY == n->type && n->child) {
1065: term_flushln(p);
1066: p->flags &= ~TERMP_NOLPAD;
1067: }
1068: }
1069:
1070:
1.1 kristaps 1071: /* ARGSUSED */
1072: static int
1073: termp_fl_pre(DECL_ARGS)
1074: {
1075:
1.102 kristaps 1076: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1077: term_word(p, "\\-");
1.103 kristaps 1078:
1079: if (n->child)
1.114 kristaps 1080: p->flags |= TERMP_NOSPACE;
1081: else if (n->next && n->next->line == n->line)
1.103 kristaps 1082: p->flags |= TERMP_NOSPACE;
1083:
1.1 kristaps 1084: return(1);
1085: }
1086:
1087:
1088: /* ARGSUSED */
1089: static int
1.184 kristaps 1090: termp__a_pre(DECL_ARGS)
1091: {
1092:
1093: if (n->prev && MDOC__A == n->prev->tok)
1094: if (NULL == n->next || MDOC__A != n->next->tok)
1095: term_word(p, "and");
1096:
1097: return(1);
1098: }
1099:
1100:
1101: /* ARGSUSED */
1102: static int
1.61 kristaps 1103: termp_an_pre(DECL_ARGS)
1104: {
1105:
1.86 kristaps 1106: if (NULL == n->child)
1.61 kristaps 1107: return(1);
1108:
1109: /*
1.85 kristaps 1110: * If not in the AUTHORS section, `An -split' will cause
1111: * newlines to occur before the author name. If in the AUTHORS
1112: * section, by default, the first `An' invocation is nosplit,
1113: * then all subsequent ones, regardless of whether interspersed
1114: * with other macros/text, are split. -split, in this case,
1115: * will override the condition of the implied first -nosplit.
1.61 kristaps 1116: */
1117:
1.86 kristaps 1118: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1119: if ( ! (TERMP_ANPREC & p->flags)) {
1120: if (TERMP_SPLIT & p->flags)
1121: term_newln(p);
1122: return(1);
1123: }
1124: if (TERMP_NOSPLIT & p->flags)
1125: return(1);
1126: term_newln(p);
1127: return(1);
1128: }
1129:
1130: if (TERMP_SPLIT & p->flags)
1131: term_newln(p);
1132:
1133: return(1);
1134: }
1135:
1136:
1137: /* ARGSUSED */
1138: static void
1139: termp_an_post(DECL_ARGS)
1140: {
1141:
1.86 kristaps 1142: if (n->child) {
1143: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1144: p->flags |= TERMP_ANPREC;
1145: return;
1146: }
1147:
1.202 kristaps 1148: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1149: p->flags &= ~TERMP_NOSPLIT;
1150: p->flags |= TERMP_SPLIT;
1.202 kristaps 1151: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1152: p->flags &= ~TERMP_SPLIT;
1153: p->flags |= TERMP_NOSPLIT;
1154: }
1155:
1156: }
1157:
1158:
1159: /* ARGSUSED */
1160: static int
1.1 kristaps 1161: termp_ns_pre(DECL_ARGS)
1162: {
1163:
1.215 kristaps 1164: if ( ! (MDOC_LINE & n->flags))
1165: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1166: return(1);
1167: }
1168:
1169:
1170: /* ARGSUSED */
1171: static int
1172: termp_rs_pre(DECL_ARGS)
1173: {
1174:
1.86 kristaps 1175: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1176: return(1);
1.86 kristaps 1177: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1178: term_vspace(p);
1179: return(1);
1180: }
1181:
1182:
1183: /* ARGSUSED */
1184: static int
1185: termp_rv_pre(DECL_ARGS)
1186: {
1.68 kristaps 1187: const struct mdoc_node *nn;
1.1 kristaps 1188:
1189: term_newln(p);
1190: term_word(p, "The");
1191:
1.86 kristaps 1192: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1193: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1194: term_word(p, nn->string);
1.102 kristaps 1195: term_fontpop(p);
1.68 kristaps 1196: p->flags |= TERMP_NOSPACE;
1197: if (nn->next && NULL == nn->next->next)
1198: term_word(p, "(), and");
1199: else if (nn->next)
1200: term_word(p, "(),");
1201: else
1202: term_word(p, "()");
1203: }
1204:
1.125 kristaps 1205: if (n->child && n->child->next)
1.68 kristaps 1206: term_word(p, "functions return");
1207: else
1208: term_word(p, "function returns");
1.1 kristaps 1209:
1.68 kristaps 1210: term_word(p, "the value 0 if successful; otherwise the value "
1211: "-1 is returned and the global variable");
1.1 kristaps 1212:
1.102 kristaps 1213: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1214: term_word(p, "errno");
1.102 kristaps 1215: term_fontpop(p);
1.1 kristaps 1216:
1217: term_word(p, "is set to indicate the error.");
1.131 kristaps 1218: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1219:
1.68 kristaps 1220: return(0);
1.1 kristaps 1221: }
1222:
1223:
1224: /* ARGSUSED */
1225: static int
1226: termp_ex_pre(DECL_ARGS)
1227: {
1.68 kristaps 1228: const struct mdoc_node *nn;
1.1 kristaps 1229:
1.68 kristaps 1230: term_word(p, "The");
1.1 kristaps 1231:
1.86 kristaps 1232: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1233: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1234: term_word(p, nn->string);
1.102 kristaps 1235: term_fontpop(p);
1.68 kristaps 1236: p->flags |= TERMP_NOSPACE;
1237: if (nn->next && NULL == nn->next->next)
1238: term_word(p, ", and");
1239: else if (nn->next)
1240: term_word(p, ",");
1241: else
1242: p->flags &= ~TERMP_NOSPACE;
1243: }
1244:
1.125 kristaps 1245: if (n->child && n->child->next)
1.68 kristaps 1246: term_word(p, "utilities exit");
1247: else
1248: term_word(p, "utility exits");
1249:
1250: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1251: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1252:
1.68 kristaps 1253: return(0);
1.1 kristaps 1254: }
1255:
1256:
1257: /* ARGSUSED */
1258: static int
1259: termp_nd_pre(DECL_ARGS)
1260: {
1.25 kristaps 1261:
1.86 kristaps 1262: if (MDOC_BODY != n->type)
1.25 kristaps 1263: return(1);
1.30 kristaps 1264:
1.27 kristaps 1265: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1266: term_word(p, "\\(en");
1.23 kristaps 1267: #else
1268: term_word(p, "\\(em");
1269: #endif
1.1 kristaps 1270: return(1);
1.115 kristaps 1271: }
1272:
1273:
1274: /* ARGSUSED */
1275: static int
1276: termp_bl_pre(DECL_ARGS)
1277: {
1278:
1279: return(MDOC_HEAD != n->type);
1.1 kristaps 1280: }
1281:
1282:
1283: /* ARGSUSED */
1284: static void
1285: termp_bl_post(DECL_ARGS)
1286: {
1287:
1.86 kristaps 1288: if (MDOC_BLOCK == n->type)
1.1 kristaps 1289: term_newln(p);
1290: }
1291:
1292:
1293: /* ARGSUSED */
1294: static int
1295: termp_xr_pre(DECL_ARGS)
1296: {
1.86 kristaps 1297: const struct mdoc_node *nn;
1.1 kristaps 1298:
1.113 kristaps 1299: if (NULL == n->child)
1300: return(0);
1301:
1302: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1303: nn = n->child;
1.11 kristaps 1304:
1.86 kristaps 1305: term_word(p, nn->string);
1306: if (NULL == (nn = nn->next))
1.1 kristaps 1307: return(0);
1308: p->flags |= TERMP_NOSPACE;
1309: term_word(p, "(");
1.86 kristaps 1310: term_word(p, nn->string);
1.1 kristaps 1311: term_word(p, ")");
1.86 kristaps 1312:
1.1 kristaps 1313: return(0);
1314: }
1315:
1316:
1.143 kristaps 1317: /*
1318: * This decides how to assert whitespace before any of the SYNOPSIS set
1319: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1320: * macro combos).
1321: */
1322: static void
1323: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1324: {
1325: /*
1326: * Obviously, if we're not in a SYNOPSIS or no prior macros
1327: * exist, do nothing.
1328: */
1.160 kristaps 1329: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1330: return;
1331:
1332: /*
1333: * If we're the second in a pair of like elements, emit our
1334: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1335: * case we soldier on.
1336: */
1337: if (n->prev->tok == n->tok &&
1338: MDOC_Ft != n->tok &&
1339: MDOC_Fo != n->tok &&
1340: MDOC_Fn != n->tok) {
1341: term_newln(p);
1342: return;
1343: }
1344:
1345: /*
1346: * If we're one of the SYNOPSIS set and non-like pair-wise after
1347: * another (or Fn/Fo, which we've let slip through) then assert
1348: * vertical space, else only newline and move on.
1349: */
1350: switch (n->prev->tok) {
1351: case (MDOC_Fd):
1352: /* FALLTHROUGH */
1353: case (MDOC_Fn):
1354: /* FALLTHROUGH */
1355: case (MDOC_Fo):
1356: /* FALLTHROUGH */
1357: case (MDOC_In):
1358: /* FALLTHROUGH */
1359: case (MDOC_Vt):
1360: term_vspace(p);
1361: break;
1362: case (MDOC_Ft):
1363: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1364: term_vspace(p);
1365: break;
1366: }
1367: /* FALLTHROUGH */
1368: default:
1369: term_newln(p);
1370: break;
1371: }
1372: }
1373:
1374:
1.110 kristaps 1375: static int
1376: termp_vt_pre(DECL_ARGS)
1377: {
1378:
1.143 kristaps 1379: if (MDOC_ELEM == n->type) {
1380: synopsis_pre(p, n);
1.110 kristaps 1381: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1382: } else if (MDOC_BLOCK == n->type) {
1383: synopsis_pre(p, n);
1384: return(1);
1385: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1386: return(0);
1387:
1388: return(termp_under_pre(p, pair, m, n));
1389: }
1390:
1391:
1.1 kristaps 1392: /* ARGSUSED */
1393: static int
1.69 kristaps 1394: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1395: {
1396:
1.102 kristaps 1397: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1398: return(1);
1399: }
1400:
1401:
1402: /* ARGSUSED */
1.143 kristaps 1403: static int
1404: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1405: {
1406:
1.143 kristaps 1407: synopsis_pre(p, n);
1408: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1409: }
1410:
1411:
1412: /* ARGSUSED */
1413: static int
1414: termp_sh_pre(DECL_ARGS)
1415: {
1.85 kristaps 1416:
1417: /* No vspace between consecutive `Sh' calls. */
1418:
1.86 kristaps 1419: switch (n->type) {
1.65 kristaps 1420: case (MDOC_BLOCK):
1.86 kristaps 1421: if (n->prev && MDOC_Sh == n->prev->tok)
1422: if (NULL == n->prev->body->child)
1.65 kristaps 1423: break;
1424: term_vspace(p);
1425: break;
1.1 kristaps 1426: case (MDOC_HEAD):
1.102 kristaps 1427: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1428: break;
1429: case (MDOC_BODY):
1.157 kristaps 1430: p->offset = term_len(p, INDENT);
1.1 kristaps 1431: break;
1432: default:
1433: break;
1434: }
1435: return(1);
1436: }
1437:
1438:
1439: /* ARGSUSED */
1440: static void
1441: termp_sh_post(DECL_ARGS)
1442: {
1443:
1.86 kristaps 1444: switch (n->type) {
1.1 kristaps 1445: case (MDOC_HEAD):
1446: term_newln(p);
1447: break;
1448: case (MDOC_BODY):
1449: term_newln(p);
1450: p->offset = 0;
1451: break;
1452: default:
1453: break;
1454: }
1455: }
1456:
1457:
1458: /* ARGSUSED */
1459: static int
1460: termp_bt_pre(DECL_ARGS)
1461: {
1462:
1463: term_word(p, "is currently in beta test.");
1.131 kristaps 1464: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1465: return(0);
1.1 kristaps 1466: }
1467:
1468:
1469: /* ARGSUSED */
1470: static void
1471: termp_lb_post(DECL_ARGS)
1472: {
1473:
1.122 kristaps 1474: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1475: term_newln(p);
1.1 kristaps 1476: }
1477:
1478:
1479: /* ARGSUSED */
1480: static int
1481: termp_ud_pre(DECL_ARGS)
1482: {
1483:
1484: term_word(p, "currently under development.");
1.131 kristaps 1485: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1486: return(0);
1.1 kristaps 1487: }
1488:
1489:
1490: /* ARGSUSED */
1491: static int
1492: termp_d1_pre(DECL_ARGS)
1493: {
1494:
1.86 kristaps 1495: if (MDOC_BLOCK != n->type)
1.1 kristaps 1496: return(1);
1497: term_newln(p);
1.157 kristaps 1498: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1499: return(1);
1500: }
1501:
1502:
1503: /* ARGSUSED */
1504: static void
1505: termp_d1_post(DECL_ARGS)
1506: {
1507:
1.86 kristaps 1508: if (MDOC_BLOCK != n->type)
1.1 kristaps 1509: return;
1510: term_newln(p);
1511: }
1512:
1513:
1514: /* ARGSUSED */
1515: static int
1516: termp_ft_pre(DECL_ARGS)
1517: {
1518:
1.141 kristaps 1519: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1520: synopsis_pre(p, n);
1.102 kristaps 1521: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1522: return(1);
1523: }
1524:
1525:
1526: /* ARGSUSED */
1527: static int
1528: termp_fn_pre(DECL_ARGS)
1529: {
1.86 kristaps 1530: const struct mdoc_node *nn;
1.1 kristaps 1531:
1.143 kristaps 1532: synopsis_pre(p, n);
1.139 kristaps 1533:
1.102 kristaps 1534: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1535: term_word(p, n->child->string);
1.102 kristaps 1536: term_fontpop(p);
1.1 kristaps 1537:
1538: p->flags |= TERMP_NOSPACE;
1539: term_word(p, "(");
1540:
1.86 kristaps 1541: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1542: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1543: term_word(p, nn->string);
1.102 kristaps 1544: term_fontpop(p);
1545:
1.86 kristaps 1546: if (nn->next)
1.1 kristaps 1547: term_word(p, ",");
1548: }
1549:
1550: term_word(p, ")");
1551:
1.160 kristaps 1552: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1553: term_word(p, ";");
1554:
1555: return(0);
1556: }
1557:
1558:
1559: /* ARGSUSED */
1560: static int
1561: termp_fa_pre(DECL_ARGS)
1562: {
1.86 kristaps 1563: const struct mdoc_node *nn;
1.1 kristaps 1564:
1.86 kristaps 1565: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1566: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1567: return(1);
1568: }
1569:
1.86 kristaps 1570: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1571: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1572: term_word(p, nn->string);
1.102 kristaps 1573: term_fontpop(p);
1574:
1.86 kristaps 1575: if (nn->next)
1.1 kristaps 1576: term_word(p, ",");
1577: }
1578:
1.86 kristaps 1579: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1580: term_word(p, ",");
1581:
1582: return(0);
1583: }
1584:
1585:
1586: /* ARGSUSED */
1587: static int
1588: termp_bd_pre(DECL_ARGS)
1589: {
1.179 kristaps 1590: size_t tabwidth, rm, rmax;
1.85 kristaps 1591: const struct mdoc_node *nn;
1.1 kristaps 1592:
1.86 kristaps 1593: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1594: print_bvspace(p, n, n);
1.54 kristaps 1595: return(1);
1.116 kristaps 1596: } else if (MDOC_HEAD == n->type)
1597: return(0);
1.1 kristaps 1598:
1.202 kristaps 1599: if (n->norm->Bd.offs)
1600: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1601:
1602: /*
1603: * If -ragged or -filled are specified, the block does nothing
1604: * but change the indentation. If -unfilled or -literal are
1605: * specified, text is printed exactly as entered in the display:
1606: * for macro lines, a newline is appended to the line. Blank
1607: * lines are allowed.
1608: */
1.60 kristaps 1609:
1.202 kristaps 1610: if (DISP_literal != n->norm->Bd.type &&
1611: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1612: return(1);
1613:
1.129 schwarze 1614: tabwidth = p->tabwidth;
1.208 kristaps 1615: if (DISP_literal == n->norm->Bd.type)
1616: p->tabwidth = term_len(p, 8);
1617:
1.119 kristaps 1618: rm = p->rmargin;
1619: rmax = p->maxrmargin;
1.120 kristaps 1620: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1621:
1.86 kristaps 1622: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1623: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1624: /*
1625: * If the printed node flushes its own line, then we
1626: * needn't do it here as well. This is hacky, but the
1627: * notion of selective eoln whitespace is pretty dumb
1628: * anyway, so don't sweat it.
1629: */
1630: switch (nn->tok) {
1.193 kristaps 1631: case (MDOC_Sm):
1632: /* FALLTHROUGH */
1.190 kristaps 1633: case (MDOC_br):
1634: /* FALLTHROUGH */
1635: case (MDOC_sp):
1636: /* FALLTHROUGH */
1637: case (MDOC_Bl):
1.196 kristaps 1638: /* FALLTHROUGH */
1639: case (MDOC_D1):
1640: /* FALLTHROUGH */
1641: case (MDOC_Dl):
1.190 kristaps 1642: /* FALLTHROUGH */
1643: case (MDOC_Lp):
1644: /* FALLTHROUGH */
1645: case (MDOC_Pp):
1646: continue;
1647: default:
1648: break;
1649: }
1.180 schwarze 1650: if (nn->next && nn->next->line == nn->line)
1651: continue;
1652: term_flushln(p);
1653: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1654: }
1.147 kristaps 1655:
1.129 schwarze 1656: p->tabwidth = tabwidth;
1.119 kristaps 1657: p->rmargin = rm;
1658: p->maxrmargin = rmax;
1.1 kristaps 1659: return(0);
1660: }
1661:
1662:
1663: /* ARGSUSED */
1664: static void
1665: termp_bd_post(DECL_ARGS)
1666: {
1.119 kristaps 1667: size_t rm, rmax;
1.1 kristaps 1668:
1.86 kristaps 1669: if (MDOC_BODY != n->type)
1.1 kristaps 1670: return;
1.118 kristaps 1671:
1.119 kristaps 1672: rm = p->rmargin;
1673: rmax = p->maxrmargin;
1.118 kristaps 1674:
1.202 kristaps 1675: if (DISP_literal == n->norm->Bd.type ||
1676: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1677: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1678:
1.60 kristaps 1679: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1680: term_newln(p);
1.118 kristaps 1681:
1.119 kristaps 1682: p->rmargin = rm;
1683: p->maxrmargin = rmax;
1.1 kristaps 1684: }
1685:
1686:
1687: /* ARGSUSED */
1.211 kristaps 1688: static int
1689: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1690: {
1691:
1.211 kristaps 1692: if (NULL != (n = n->child)) {
1693: term_word(p, n->string);
1694: p->flags |= TERMP_NOSPACE;
1695: term_word(p, "BSD");
1696: } else {
1697: term_word(p, "BSD");
1698: return(0);
1699: }
1700:
1701: if (NULL != (n = n->next)) {
1702: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1703: term_word(p, "-");
1.1 kristaps 1704: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1705: term_word(p, n->string);
1.211 kristaps 1706: }
1707:
1708: return(0);
1.1 kristaps 1709: }
1710:
1711:
1712: /* ARGSUSED */
1713: static int
1.26 kristaps 1714: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1715: {
1.26 kristaps 1716: const char *pp;
1.218 schwarze 1717: int flags;
1.1 kristaps 1718:
1.26 kristaps 1719: pp = NULL;
1.86 kristaps 1720: switch (n->tok) {
1.26 kristaps 1721: case (MDOC_Bsx):
1.194 schwarze 1722: pp = "BSD/OS";
1.26 kristaps 1723: break;
1724: case (MDOC_Dx):
1.100 kristaps 1725: pp = "DragonFly";
1.26 kristaps 1726: break;
1727: case (MDOC_Fx):
1728: pp = "FreeBSD";
1729: break;
1730: case (MDOC_Nx):
1731: pp = "NetBSD";
1732: break;
1733: case (MDOC_Ox):
1734: pp = "OpenBSD";
1735: break;
1736: case (MDOC_Ux):
1737: pp = "UNIX";
1738: break;
1739: default:
1740: break;
1741: }
1.1 kristaps 1742:
1.26 kristaps 1743: term_word(p, pp);
1.214 kristaps 1744: if (n->child) {
1.218 schwarze 1745: flags = p->flags;
1.214 kristaps 1746: p->flags |= TERMP_KEEP;
1747: term_word(p, n->child->string);
1.218 schwarze 1748: p->flags = flags;
1.214 kristaps 1749: }
1750: return(0);
1.1 kristaps 1751: }
1752:
1753:
1754: /* ARGSUSED */
1755: static int
1.192 schwarze 1756: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1757: {
1758:
1759: p->flags |= TERMP_IGNDELIM;
1760: return(1);
1761: }
1762:
1763:
1764: /* ARGSUSED */
1765: static void
1766: termp_pf_post(DECL_ARGS)
1767: {
1768:
1769: p->flags |= TERMP_NOSPACE;
1770: }
1771:
1772:
1773: /* ARGSUSED */
1774: static int
1775: termp_ss_pre(DECL_ARGS)
1776: {
1777:
1.86 kristaps 1778: switch (n->type) {
1.1 kristaps 1779: case (MDOC_BLOCK):
1780: term_newln(p);
1.86 kristaps 1781: if (n->prev)
1.1 kristaps 1782: term_vspace(p);
1783: break;
1784: case (MDOC_HEAD):
1.102 kristaps 1785: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1786: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1787: break;
1788: default:
1789: break;
1790: }
1791:
1792: return(1);
1793: }
1794:
1795:
1796: /* ARGSUSED */
1797: static void
1798: termp_ss_post(DECL_ARGS)
1799: {
1800:
1.86 kristaps 1801: if (MDOC_HEAD == n->type)
1.1 kristaps 1802: term_newln(p);
1803: }
1804:
1805:
1806: /* ARGSUSED */
1807: static int
1808: termp_cd_pre(DECL_ARGS)
1809: {
1810:
1.143 kristaps 1811: synopsis_pre(p, n);
1.102 kristaps 1812: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1813: return(1);
1814: }
1815:
1816:
1817: /* ARGSUSED */
1818: static int
1819: termp_in_pre(DECL_ARGS)
1820: {
1.142 schwarze 1821:
1.143 kristaps 1822: synopsis_pre(p, n);
1.1 kristaps 1823:
1.160 kristaps 1824: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1825: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1826: term_word(p, "#include");
1.138 kristaps 1827: term_word(p, "<");
1828: } else {
1829: term_word(p, "<");
1830: term_fontpush(p, TERMFONT_UNDER);
1831: }
1.22 kristaps 1832:
1.1 kristaps 1833: p->flags |= TERMP_NOSPACE;
1834: return(1);
1835: }
1836:
1837:
1838: /* ARGSUSED */
1839: static void
1840: termp_in_post(DECL_ARGS)
1841: {
1842:
1.160 kristaps 1843: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1844: term_fontpush(p, TERMFONT_BOLD);
1845:
1.79 kristaps 1846: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1847: term_word(p, ">");
1848:
1.160 kristaps 1849: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1850: term_fontpop(p);
1.1 kristaps 1851: }
1852:
1853:
1854: /* ARGSUSED */
1855: static int
1.45 kristaps 1856: termp_sp_pre(DECL_ARGS)
1857: {
1.91 kristaps 1858: size_t i, len;
1.45 kristaps 1859:
1.86 kristaps 1860: switch (n->tok) {
1.76 kristaps 1861: case (MDOC_sp):
1.157 kristaps 1862: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1863: break;
1864: case (MDOC_br):
1865: len = 0;
1866: break;
1867: default:
1868: len = 1;
1869: break;
1.45 kristaps 1870: }
1871:
1872: if (0 == len)
1873: term_newln(p);
1874: for (i = 0; i < len; i++)
1875: term_vspace(p);
1876:
1877: return(0);
1878: }
1879:
1880:
1.189 kristaps 1881: /* ARGSUSED */
1.45 kristaps 1882: static int
1.188 kristaps 1883: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1884: {
1885:
1.203 kristaps 1886: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1887: return(1);
1888:
1.188 kristaps 1889: switch (n->tok) {
1890: case (MDOC_Ao):
1891: /* FALLTHROUGH */
1892: case (MDOC_Aq):
1893: term_word(p, "<");
1894: break;
1895: case (MDOC_Bro):
1896: /* FALLTHROUGH */
1897: case (MDOC_Brq):
1898: term_word(p, "{");
1899: break;
1900: case (MDOC_Oo):
1901: /* FALLTHROUGH */
1902: case (MDOC_Op):
1903: /* FALLTHROUGH */
1904: case (MDOC_Bo):
1905: /* FALLTHROUGH */
1906: case (MDOC_Bq):
1907: term_word(p, "[");
1908: break;
1909: case (MDOC_Do):
1910: /* FALLTHROUGH */
1911: case (MDOC_Dq):
1912: term_word(p, "``");
1913: break;
1914: case (MDOC_Po):
1915: /* FALLTHROUGH */
1916: case (MDOC_Pq):
1917: term_word(p, "(");
1918: break;
1.205 kristaps 1919: case (MDOC__T):
1920: /* FALLTHROUGH */
1.188 kristaps 1921: case (MDOC_Qo):
1922: /* FALLTHROUGH */
1923: case (MDOC_Qq):
1924: term_word(p, "\"");
1925: break;
1926: case (MDOC_Ql):
1927: /* FALLTHROUGH */
1928: case (MDOC_So):
1929: /* FALLTHROUGH */
1930: case (MDOC_Sq):
1931: term_word(p, "`");
1932: break;
1933: default:
1934: abort();
1935: /* NOTREACHED */
1936: }
1.1 kristaps 1937:
1938: p->flags |= TERMP_NOSPACE;
1939: return(1);
1940: }
1941:
1942:
1.189 kristaps 1943: /* ARGSUSED */
1.1 kristaps 1944: static void
1.188 kristaps 1945: termp_quote_post(DECL_ARGS)
1.1 kristaps 1946: {
1947:
1.203 kristaps 1948: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1949: return;
1950:
1951: p->flags |= TERMP_NOSPACE;
1952:
1.188 kristaps 1953: switch (n->tok) {
1954: case (MDOC_Ao):
1955: /* FALLTHROUGH */
1956: case (MDOC_Aq):
1957: term_word(p, ">");
1958: break;
1959: case (MDOC_Bro):
1960: /* FALLTHROUGH */
1961: case (MDOC_Brq):
1962: term_word(p, "}");
1963: break;
1964: case (MDOC_Oo):
1965: /* FALLTHROUGH */
1966: case (MDOC_Op):
1967: /* FALLTHROUGH */
1968: case (MDOC_Bo):
1969: /* FALLTHROUGH */
1970: case (MDOC_Bq):
1971: term_word(p, "]");
1972: break;
1973: case (MDOC_Do):
1974: /* FALLTHROUGH */
1975: case (MDOC_Dq):
1976: term_word(p, "''");
1977: break;
1978: case (MDOC_Po):
1979: /* FALLTHROUGH */
1980: case (MDOC_Pq):
1981: term_word(p, ")");
1982: break;
1.205 kristaps 1983: case (MDOC__T):
1984: /* FALLTHROUGH */
1.188 kristaps 1985: case (MDOC_Qo):
1986: /* FALLTHROUGH */
1987: case (MDOC_Qq):
1988: term_word(p, "\"");
1989: break;
1990: case (MDOC_Ql):
1991: /* FALLTHROUGH */
1992: case (MDOC_So):
1993: /* FALLTHROUGH */
1994: case (MDOC_Sq):
1995: term_word(p, "'");
1996: break;
1997: default:
1998: abort();
1999: /* NOTREACHED */
2000: }
1.1 kristaps 2001: }
2002:
2003:
2004: /* ARGSUSED */
2005: static int
2006: termp_fo_pre(DECL_ARGS)
2007: {
2008:
1.141 kristaps 2009: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2010: synopsis_pre(p, n);
1.141 kristaps 2011: return(1);
2012: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2013: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2014: term_word(p, "(");
2015: return(1);
1.141 kristaps 2016: }
2017:
1.169 kristaps 2018: if (NULL == n->child)
2019: return(0);
2020:
1.141 kristaps 2021: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2022:
1.141 kristaps 2023: assert(n->child->string);
1.102 kristaps 2024: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2025: term_word(p, n->child->string);
1.1 kristaps 2026: return(0);
2027: }
2028:
2029:
2030: /* ARGSUSED */
2031: static void
2032: termp_fo_post(DECL_ARGS)
2033: {
2034:
1.143 kristaps 2035: if (MDOC_BODY != n->type)
2036: return;
2037:
2038: term_word(p, ")");
2039:
1.188 kristaps 2040: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 2041: term_word(p, ";");
1.1 kristaps 2042: }
2043:
2044:
2045: /* ARGSUSED */
2046: static int
2047: termp_bf_pre(DECL_ARGS)
2048: {
2049:
1.86 kristaps 2050: if (MDOC_HEAD == n->type)
1.1 kristaps 2051: return(0);
1.86 kristaps 2052: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2053: return(1);
2054:
1.202 kristaps 2055: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2056: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2057: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2058: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2059: else
1.102 kristaps 2060: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2061:
2062: return(1);
2063: }
2064:
2065:
2066: /* ARGSUSED */
2067: static int
2068: termp_sm_pre(DECL_ARGS)
2069: {
2070:
1.86 kristaps 2071: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2072: if (0 == strcmp("on", n->child->string)) {
2073: if (p->col)
2074: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2075: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2076: } else
1.1 kristaps 2077: p->flags |= TERMP_NONOSPACE;
2078:
2079: return(0);
2080: }
2081:
2082:
2083: /* ARGSUSED */
2084: static int
2085: termp_ap_pre(DECL_ARGS)
2086: {
2087:
2088: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2089: term_word(p, "'");
1.1 kristaps 2090: p->flags |= TERMP_NOSPACE;
2091: return(1);
2092: }
2093:
2094:
2095: /* ARGSUSED */
2096: static void
2097: termp____post(DECL_ARGS)
2098: {
1.184 kristaps 2099:
2100: /*
2101: * Handle lists of authors. In general, print each followed by
2102: * a comma. Don't print the comma if there are only two
2103: * authors.
2104: */
2105: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2106: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2107: if (NULL == n->prev || MDOC__A != n->prev->tok)
2108: return;
1.1 kristaps 2109:
1.95 kristaps 2110: /* TODO: %U. */
2111:
1.187 kristaps 2112: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2113: return;
2114:
1.186 kristaps 2115: if (NULL == n->next) {
2116: term_word(p, ".");
2117: p->flags |= TERMP_SENTENCE;
2118: } else
2119: term_word(p, ",");
1.1 kristaps 2120: }
2121:
2122:
2123: /* ARGSUSED */
2124: static int
1.102 kristaps 2125: termp_li_pre(DECL_ARGS)
2126: {
2127:
2128: term_fontpush(p, TERMFONT_NONE);
2129: return(1);
2130: }
2131:
2132:
2133: /* ARGSUSED */
2134: static int
1.1 kristaps 2135: termp_lk_pre(DECL_ARGS)
2136: {
1.181 kristaps 2137: const struct mdoc_node *nn, *sv;
1.1 kristaps 2138:
1.102 kristaps 2139: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2140:
2141: nn = sv = n->child;
1.96 kristaps 2142:
1.195 kristaps 2143: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2144: return(1);
2145:
1.181 kristaps 2146: for (nn = nn->next; nn; nn = nn->next)
2147: term_word(p, nn->string);
2148:
1.102 kristaps 2149: term_fontpop(p);
1.96 kristaps 2150:
1.1 kristaps 2151: term_word(p, ":");
2152:
1.102 kristaps 2153: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2154: term_word(p, sv->string);
1.102 kristaps 2155: term_fontpop(p);
1.12 kristaps 2156:
1.1 kristaps 2157: return(0);
2158: }
2159:
1.159 schwarze 2160:
2161: /* ARGSUSED */
2162: static int
2163: termp_bk_pre(DECL_ARGS)
2164: {
2165:
1.161 schwarze 2166: switch (n->type) {
2167: case (MDOC_BLOCK):
1.166 kristaps 2168: break;
1.161 schwarze 2169: case (MDOC_HEAD):
2170: return(0);
2171: case (MDOC_BODY):
1.200 schwarze 2172: if (n->parent->args || 0 == n->prev->nchild)
2173: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2174: break;
1.161 schwarze 2175: default:
2176: abort();
1.166 kristaps 2177: /* NOTREACHED */
1.161 schwarze 2178: }
1.166 kristaps 2179:
2180: return(1);
1.159 schwarze 2181: }
2182:
2183:
2184: /* ARGSUSED */
2185: static void
2186: termp_bk_post(DECL_ARGS)
2187: {
2188:
1.161 schwarze 2189: if (MDOC_BODY == n->type)
2190: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2191: }
2192:
2193: /* ARGSUSED */
2194: static void
2195: termp__t_post(DECL_ARGS)
2196: {
2197:
2198: /*
2199: * If we're in an `Rs' and there's a journal present, then quote
2200: * us instead of underlining us (for disambiguation).
2201: */
1.217 schwarze 2202: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2203: n->parent->norm->Rs.quote_T)
1.203 kristaps 2204: termp_quote_post(p, pair, m, n);
2205:
2206: termp____post(p, pair, m, n);
2207: }
2208:
2209: /* ARGSUSED */
2210: static int
2211: termp__t_pre(DECL_ARGS)
2212: {
2213:
2214: /*
2215: * If we're in an `Rs' and there's a journal present, then quote
2216: * us instead of underlining us (for disambiguation).
2217: */
2218: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2219: n->parent->norm->Rs.quote_T)
1.203 kristaps 2220: return(termp_quote_pre(p, pair, m, n));
2221:
2222: term_fontpush(p, TERMFONT_UNDER);
2223: return(1);
1.159 schwarze 2224: }
1.1 kristaps 2225:
2226: /* ARGSUSED */
2227: static int
1.69 kristaps 2228: termp_under_pre(DECL_ARGS)
1.1 kristaps 2229: {
2230:
1.102 kristaps 2231: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2232: return(1);
2233: }
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