Annotation of mandoc/mdoc_term.c, Revision 1.217
1.217 ! schwarze 1: /* $Id: mdoc_term.c,v 1.216 2011/02/06 21:44:36 kristaps 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):
! 358: break;
! 359: case (MDOC_TBL):
! 360: term_tbl(p, n->span);
! 361: break;
! 362: default:
! 363: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
! 364: chld = (*termacts[n->tok].pre)
! 365: (p, &npair, m, n);
! 366: break;
! 367: }
! 368:
1.86 kristaps 369: if (chld && n->child)
1.102 kristaps 370: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 371:
1.102 kristaps 372: term_fontpopq(p, font);
1.46 kristaps 373:
1.206 kristaps 374: switch (n->type) {
375: case (MDOC_TEXT):
376: break;
377: case (MDOC_TBL):
1.216 kristaps 378: break;
379: case (MDOC_EQN):
1.206 kristaps 380: break;
381: default:
382: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
383: break;
1.165 kristaps 384: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 385:
386: /*
387: * Explicit end tokens not only call the post
388: * handler, but also tell the respective block
389: * that it must not call the post handler again.
390: */
1.165 kristaps 391: if (ENDBODY_NOT != n->end)
1.162 schwarze 392: n->pending->flags |= MDOC_ENDED;
393:
394: /*
395: * End of line terminating an implicit block
396: * while an explicit block is still open.
397: * Continue the explicit block without spacing.
398: */
399: if (ENDBODY_NOSPACE == n->end)
400: p->flags |= TERMP_NOSPACE;
1.206 kristaps 401: break;
1.162 schwarze 402: }
1.121 kristaps 403:
404: if (MDOC_EOS & n->flags)
405: p->flags |= TERMP_SENTENCE;
1.29 kristaps 406:
407: p->offset = offset;
1.30 kristaps 408: p->rmargin = rmargin;
1.1 kristaps 409: }
410:
411:
1.3 kristaps 412: static void
1.145 kristaps 413: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 414: {
1.98 kristaps 415: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 416: const struct mdoc_meta *m;
417:
418: m = (const struct mdoc_meta *)arg;
1.1 kristaps 419:
1.102 kristaps 420: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 421:
1.9 kristaps 422: /*
423: * Output the footer in new-groff style, that is, three columns
424: * with the middle being the manual date and flanking columns
425: * being the operating system:
426: *
427: * SYSTEM DATE SYSTEM
428: */
429:
1.94 kristaps 430: time2a(m->date, buf, DATESIZ);
1.98 kristaps 431: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 432:
433: term_vspace(p);
434:
1.9 kristaps 435: p->offset = 0;
1.157 kristaps 436: p->rmargin = (p->maxrmargin -
437: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 438: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
439:
440: term_word(p, os);
441: term_flushln(p);
442:
1.9 kristaps 443: p->offset = p->rmargin;
1.157 kristaps 444: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 445: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 446:
447: term_word(p, buf);
448: term_flushln(p);
449:
1.1 kristaps 450: p->offset = p->rmargin;
451: p->rmargin = p->maxrmargin;
452: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 453: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 454:
1.9 kristaps 455: term_word(p, os);
1.1 kristaps 456: term_flushln(p);
457:
1.9 kristaps 458: p->offset = 0;
459: p->rmargin = p->maxrmargin;
460: p->flags = 0;
1.1 kristaps 461: }
462:
463:
1.3 kristaps 464: static void
1.144 kristaps 465: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 466: {
1.98 kristaps 467: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 468: const struct mdoc_meta *m;
469:
470: m = (const struct mdoc_meta *)arg;
1.1 kristaps 471:
472: p->rmargin = p->maxrmargin;
473: p->offset = 0;
474:
475: /*
476: * The header is strange. It has three components, which are
477: * really two with the first duplicated. It goes like this:
478: *
479: * IDENTIFIER TITLE IDENTIFIER
480: *
481: * The IDENTIFIER is NAME(SECTION), which is the command-name
482: * (if given, or "unknown" if not) followed by the manual page
483: * section. These are given in `Dt'. The TITLE is a free-form
484: * string depending on the manual volume. If not specified, it
485: * switches on the manual section.
486: */
487:
1.86 kristaps 488: assert(m->vol);
1.98 kristaps 489: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 490:
1.86 kristaps 491: if (m->arch) {
1.98 kristaps 492: strlcat(buf, " (", BUFSIZ);
493: strlcat(buf, m->arch, BUFSIZ);
494: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 495: }
496:
1.124 kristaps 497: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 498:
499: p->offset = 0;
1.157 kristaps 500: p->rmargin = (p->maxrmargin -
501: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 502: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
503:
504: term_word(p, title);
505: term_flushln(p);
506:
507: p->offset = p->rmargin;
1.157 kristaps 508: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 509: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 510:
511: term_word(p, buf);
512: term_flushln(p);
513:
514: p->offset = p->rmargin;
515: p->rmargin = p->maxrmargin;
516: p->flags &= ~TERMP_NOBREAK;
517: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
518:
519: term_word(p, title);
520: term_flushln(p);
521:
1.9 kristaps 522: p->offset = 0;
1.1 kristaps 523: p->rmargin = p->maxrmargin;
524: p->flags &= ~TERMP_NOSPACE;
525: }
526:
527:
528: static size_t
1.157 kristaps 529: a2height(const struct termp *p, const char *v)
1.1 kristaps 530: {
1.92 kristaps 531: struct roffsu su;
1.91 kristaps 532:
1.157 kristaps 533: assert(v);
534: if ( ! a2roffsu(v, &su, SCALE_VS))
535: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 536:
1.157 kristaps 537: return(term_vspan(p, &su));
1.91 kristaps 538: }
1.1 kristaps 539:
1.40 kristaps 540:
1.91 kristaps 541: static size_t
1.157 kristaps 542: a2width(const struct termp *p, const char *v)
1.91 kristaps 543: {
1.92 kristaps 544: struct roffsu su;
1.1 kristaps 545:
1.154 kristaps 546: assert(v);
547: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 548: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 549:
1.157 kristaps 550: return(term_hspan(p, &su));
1.1 kristaps 551: }
552:
553:
554: static size_t
1.157 kristaps 555: a2offs(const struct termp *p, const char *v)
1.1 kristaps 556: {
1.92 kristaps 557: struct roffsu su;
1.1 kristaps 558:
1.148 kristaps 559: if ('\0' == *v)
1.91 kristaps 560: return(0);
1.148 kristaps 561: else if (0 == strcmp(v, "left"))
1.19 kristaps 562: return(0);
1.148 kristaps 563: else if (0 == strcmp(v, "indent"))
1.157 kristaps 564: return(term_len(p, INDENT + 1));
1.148 kristaps 565: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 566: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 567: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 568: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 569:
1.157 kristaps 570: return(term_hspan(p, &su));
1.1 kristaps 571: }
572:
573:
1.108 kristaps 574: /*
575: * Determine how much space to print out before block elements of `It'
576: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
577: * too.
578: */
1.54 kristaps 579: static void
1.151 kristaps 580: print_bvspace(struct termp *p,
581: const struct mdoc_node *bl,
582: const struct mdoc_node *n)
1.1 kristaps 583: {
1.86 kristaps 584: const struct mdoc_node *nn;
1.1 kristaps 585:
586: term_newln(p);
1.150 kristaps 587:
1.202 kristaps 588: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 589: return;
1.202 kristaps 590: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 591: return;
592:
1.85 kristaps 593: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 594:
1.86 kristaps 595: for (nn = n; nn; nn = nn->parent) {
596: if (MDOC_BLOCK != nn->type)
1.1 kristaps 597: continue;
1.86 kristaps 598: if (MDOC_Ss == nn->tok)
1.54 kristaps 599: return;
1.86 kristaps 600: if (MDOC_Sh == nn->tok)
1.54 kristaps 601: return;
1.86 kristaps 602: if (NULL == nn->prev)
1.1 kristaps 603: continue;
604: break;
605: }
606:
1.85 kristaps 607: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 608:
1.202 kristaps 609: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 610: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 611: return;
612:
1.85 kristaps 613: /* A `-diag' without body does not vspace. */
614:
1.202 kristaps 615: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 616: if (n->prev && MDOC_It == n->prev->tok) {
617: assert(n->prev->body);
618: if (NULL == n->prev->body->child)
1.55 kristaps 619: return;
620: }
621:
1.54 kristaps 622: term_vspace(p);
1.1 kristaps 623: }
624:
625:
626: /* ARGSUSED */
627: static int
628: termp_it_pre(DECL_ARGS)
629: {
1.86 kristaps 630: const struct mdoc_node *bl, *nn;
1.1 kristaps 631: char buf[7];
1.170 kristaps 632: int i;
1.108 kristaps 633: size_t width, offset, ncols, dcol;
1.126 kristaps 634: enum mdoc_list type;
1.1 kristaps 635:
1.86 kristaps 636: if (MDOC_BLOCK == n->type) {
1.151 kristaps 637: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 638: return(1);
639: }
1.1 kristaps 640:
1.86 kristaps 641: bl = n->parent->parent->parent;
1.202 kristaps 642: type = bl->norm->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:
1.202 kristaps 652: if (bl->norm->Bl.offs)
653: offset = a2offs(p, bl->norm->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: */
1.202 kristaps 669: ncols = bl->norm->Bl.ncols;
1.170 kristaps 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
1.202 kristaps 684: (p, bl->norm->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: */
1.202 kristaps 699: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 700: break;
701: default:
1.202 kristaps 702: if (NULL == bl->norm->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: */
1.202 kristaps 710: assert(bl->norm->Bl.width);
711: width = a2width(p, bl->norm->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:
1.202 kristaps 973: type = n->parent->parent->parent->norm->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:
1.202 kristaps 1147: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1148: p->flags &= ~TERMP_NOSPLIT;
1149: p->flags |= TERMP_SPLIT;
1.202 kristaps 1150: } else if (AUTH_nosplit == n->norm->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:
1.215 kristaps 1163: if ( ! (MDOC_LINE & n->flags))
1164: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1165: return(1);
1166: }
1167:
1168:
1169: /* ARGSUSED */
1170: static int
1171: termp_rs_pre(DECL_ARGS)
1172: {
1173:
1.86 kristaps 1174: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1175: return(1);
1.86 kristaps 1176: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1177: term_vspace(p);
1178: return(1);
1179: }
1180:
1181:
1182: /* ARGSUSED */
1183: static int
1184: termp_rv_pre(DECL_ARGS)
1185: {
1.68 kristaps 1186: const struct mdoc_node *nn;
1.1 kristaps 1187:
1188: term_newln(p);
1189: term_word(p, "The");
1190:
1.86 kristaps 1191: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1192: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1193: term_word(p, nn->string);
1.102 kristaps 1194: term_fontpop(p);
1.68 kristaps 1195: p->flags |= TERMP_NOSPACE;
1196: if (nn->next && NULL == nn->next->next)
1197: term_word(p, "(), and");
1198: else if (nn->next)
1199: term_word(p, "(),");
1200: else
1201: term_word(p, "()");
1202: }
1203:
1.125 kristaps 1204: if (n->child && n->child->next)
1.68 kristaps 1205: term_word(p, "functions return");
1206: else
1207: term_word(p, "function returns");
1.1 kristaps 1208:
1.68 kristaps 1209: term_word(p, "the value 0 if successful; otherwise the value "
1210: "-1 is returned and the global variable");
1.1 kristaps 1211:
1.102 kristaps 1212: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1213: term_word(p, "errno");
1.102 kristaps 1214: term_fontpop(p);
1.1 kristaps 1215:
1216: term_word(p, "is set to indicate the error.");
1.131 kristaps 1217: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1218:
1.68 kristaps 1219: return(0);
1.1 kristaps 1220: }
1221:
1222:
1223: /* ARGSUSED */
1224: static int
1225: termp_ex_pre(DECL_ARGS)
1226: {
1.68 kristaps 1227: const struct mdoc_node *nn;
1.1 kristaps 1228:
1.68 kristaps 1229: term_word(p, "The");
1.1 kristaps 1230:
1.86 kristaps 1231: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1232: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1233: term_word(p, nn->string);
1.102 kristaps 1234: term_fontpop(p);
1.68 kristaps 1235: p->flags |= TERMP_NOSPACE;
1236: if (nn->next && NULL == nn->next->next)
1237: term_word(p, ", and");
1238: else if (nn->next)
1239: term_word(p, ",");
1240: else
1241: p->flags &= ~TERMP_NOSPACE;
1242: }
1243:
1.125 kristaps 1244: if (n->child && n->child->next)
1.68 kristaps 1245: term_word(p, "utilities exit");
1246: else
1247: term_word(p, "utility exits");
1248:
1249: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1250: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1251:
1.68 kristaps 1252: return(0);
1.1 kristaps 1253: }
1254:
1255:
1256: /* ARGSUSED */
1257: static int
1258: termp_nd_pre(DECL_ARGS)
1259: {
1.25 kristaps 1260:
1.86 kristaps 1261: if (MDOC_BODY != n->type)
1.25 kristaps 1262: return(1);
1.30 kristaps 1263:
1.27 kristaps 1264: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1265: term_word(p, "\\(en");
1.23 kristaps 1266: #else
1267: term_word(p, "\\(em");
1268: #endif
1.1 kristaps 1269: return(1);
1.115 kristaps 1270: }
1271:
1272:
1273: /* ARGSUSED */
1274: static int
1275: termp_bl_pre(DECL_ARGS)
1276: {
1277:
1278: return(MDOC_HEAD != n->type);
1.1 kristaps 1279: }
1280:
1281:
1282: /* ARGSUSED */
1283: static void
1284: termp_bl_post(DECL_ARGS)
1285: {
1286:
1.86 kristaps 1287: if (MDOC_BLOCK == n->type)
1.1 kristaps 1288: term_newln(p);
1289: }
1290:
1291:
1292: /* ARGSUSED */
1293: static int
1294: termp_xr_pre(DECL_ARGS)
1295: {
1.86 kristaps 1296: const struct mdoc_node *nn;
1.1 kristaps 1297:
1.113 kristaps 1298: if (NULL == n->child)
1299: return(0);
1300:
1301: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1302: nn = n->child;
1.11 kristaps 1303:
1.86 kristaps 1304: term_word(p, nn->string);
1305: if (NULL == (nn = nn->next))
1.1 kristaps 1306: return(0);
1307: p->flags |= TERMP_NOSPACE;
1308: term_word(p, "(");
1.86 kristaps 1309: term_word(p, nn->string);
1.1 kristaps 1310: term_word(p, ")");
1.86 kristaps 1311:
1.1 kristaps 1312: return(0);
1313: }
1314:
1315:
1.143 kristaps 1316: /*
1317: * This decides how to assert whitespace before any of the SYNOPSIS set
1318: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1319: * macro combos).
1320: */
1321: static void
1322: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1323: {
1324: /*
1325: * Obviously, if we're not in a SYNOPSIS or no prior macros
1326: * exist, do nothing.
1327: */
1.160 kristaps 1328: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1329: return;
1330:
1331: /*
1332: * If we're the second in a pair of like elements, emit our
1333: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1334: * case we soldier on.
1335: */
1336: if (n->prev->tok == n->tok &&
1337: MDOC_Ft != n->tok &&
1338: MDOC_Fo != n->tok &&
1339: MDOC_Fn != n->tok) {
1340: term_newln(p);
1341: return;
1342: }
1343:
1344: /*
1345: * If we're one of the SYNOPSIS set and non-like pair-wise after
1346: * another (or Fn/Fo, which we've let slip through) then assert
1347: * vertical space, else only newline and move on.
1348: */
1349: switch (n->prev->tok) {
1350: case (MDOC_Fd):
1351: /* FALLTHROUGH */
1352: case (MDOC_Fn):
1353: /* FALLTHROUGH */
1354: case (MDOC_Fo):
1355: /* FALLTHROUGH */
1356: case (MDOC_In):
1357: /* FALLTHROUGH */
1358: case (MDOC_Vt):
1359: term_vspace(p);
1360: break;
1361: case (MDOC_Ft):
1362: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1363: term_vspace(p);
1364: break;
1365: }
1366: /* FALLTHROUGH */
1367: default:
1368: term_newln(p);
1369: break;
1370: }
1371: }
1372:
1373:
1.110 kristaps 1374: static int
1375: termp_vt_pre(DECL_ARGS)
1376: {
1377:
1.143 kristaps 1378: if (MDOC_ELEM == n->type) {
1379: synopsis_pre(p, n);
1.110 kristaps 1380: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1381: } else if (MDOC_BLOCK == n->type) {
1382: synopsis_pre(p, n);
1383: return(1);
1384: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1385: return(0);
1386:
1387: return(termp_under_pre(p, pair, m, n));
1388: }
1389:
1390:
1.1 kristaps 1391: /* ARGSUSED */
1392: static int
1.69 kristaps 1393: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1394: {
1395:
1.102 kristaps 1396: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1397: return(1);
1398: }
1399:
1400:
1401: /* ARGSUSED */
1.143 kristaps 1402: static int
1403: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1404: {
1405:
1.143 kristaps 1406: synopsis_pre(p, n);
1407: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1408: }
1409:
1410:
1411: /* ARGSUSED */
1412: static int
1413: termp_sh_pre(DECL_ARGS)
1414: {
1.85 kristaps 1415:
1416: /* No vspace between consecutive `Sh' calls. */
1417:
1.86 kristaps 1418: switch (n->type) {
1.65 kristaps 1419: case (MDOC_BLOCK):
1.86 kristaps 1420: if (n->prev && MDOC_Sh == n->prev->tok)
1421: if (NULL == n->prev->body->child)
1.65 kristaps 1422: break;
1423: term_vspace(p);
1424: break;
1.1 kristaps 1425: case (MDOC_HEAD):
1.102 kristaps 1426: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1427: break;
1428: case (MDOC_BODY):
1.157 kristaps 1429: p->offset = term_len(p, INDENT);
1.1 kristaps 1430: break;
1431: default:
1432: break;
1433: }
1434: return(1);
1435: }
1436:
1437:
1438: /* ARGSUSED */
1439: static void
1440: termp_sh_post(DECL_ARGS)
1441: {
1442:
1.86 kristaps 1443: switch (n->type) {
1.1 kristaps 1444: case (MDOC_HEAD):
1445: term_newln(p);
1446: break;
1447: case (MDOC_BODY):
1448: term_newln(p);
1449: p->offset = 0;
1450: break;
1451: default:
1452: break;
1453: }
1454: }
1455:
1456:
1457: /* ARGSUSED */
1458: static int
1459: termp_bt_pre(DECL_ARGS)
1460: {
1461:
1462: term_word(p, "is currently in beta test.");
1.131 kristaps 1463: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1464: return(0);
1.1 kristaps 1465: }
1466:
1467:
1468: /* ARGSUSED */
1469: static void
1470: termp_lb_post(DECL_ARGS)
1471: {
1472:
1.122 kristaps 1473: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1474: term_newln(p);
1.1 kristaps 1475: }
1476:
1477:
1478: /* ARGSUSED */
1479: static int
1480: termp_ud_pre(DECL_ARGS)
1481: {
1482:
1483: term_word(p, "currently under development.");
1.131 kristaps 1484: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1485: return(0);
1.1 kristaps 1486: }
1487:
1488:
1489: /* ARGSUSED */
1490: static int
1491: termp_d1_pre(DECL_ARGS)
1492: {
1493:
1.86 kristaps 1494: if (MDOC_BLOCK != n->type)
1.1 kristaps 1495: return(1);
1496: term_newln(p);
1.157 kristaps 1497: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1498: return(1);
1499: }
1500:
1501:
1502: /* ARGSUSED */
1503: static void
1504: termp_d1_post(DECL_ARGS)
1505: {
1506:
1.86 kristaps 1507: if (MDOC_BLOCK != n->type)
1.1 kristaps 1508: return;
1509: term_newln(p);
1510: }
1511:
1512:
1513: /* ARGSUSED */
1514: static int
1515: termp_ft_pre(DECL_ARGS)
1516: {
1517:
1.141 kristaps 1518: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1519: synopsis_pre(p, n);
1.102 kristaps 1520: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1521: return(1);
1522: }
1523:
1524:
1525: /* ARGSUSED */
1526: static int
1527: termp_fn_pre(DECL_ARGS)
1528: {
1.86 kristaps 1529: const struct mdoc_node *nn;
1.1 kristaps 1530:
1.143 kristaps 1531: synopsis_pre(p, n);
1.139 kristaps 1532:
1.102 kristaps 1533: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1534: term_word(p, n->child->string);
1.102 kristaps 1535: term_fontpop(p);
1.1 kristaps 1536:
1537: p->flags |= TERMP_NOSPACE;
1538: term_word(p, "(");
1539:
1.86 kristaps 1540: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1541: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1542: term_word(p, nn->string);
1.102 kristaps 1543: term_fontpop(p);
1544:
1.86 kristaps 1545: if (nn->next)
1.1 kristaps 1546: term_word(p, ",");
1547: }
1548:
1549: term_word(p, ")");
1550:
1.160 kristaps 1551: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1552: term_word(p, ";");
1553:
1554: return(0);
1555: }
1556:
1557:
1558: /* ARGSUSED */
1559: static int
1560: termp_fa_pre(DECL_ARGS)
1561: {
1.86 kristaps 1562: const struct mdoc_node *nn;
1.1 kristaps 1563:
1.86 kristaps 1564: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1565: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1566: return(1);
1567: }
1568:
1.86 kristaps 1569: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1570: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1571: term_word(p, nn->string);
1.102 kristaps 1572: term_fontpop(p);
1573:
1.86 kristaps 1574: if (nn->next)
1.1 kristaps 1575: term_word(p, ",");
1576: }
1577:
1.86 kristaps 1578: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1579: term_word(p, ",");
1580:
1581: return(0);
1582: }
1583:
1584:
1585: /* ARGSUSED */
1586: static int
1587: termp_bd_pre(DECL_ARGS)
1588: {
1.179 kristaps 1589: size_t tabwidth, rm, rmax;
1.85 kristaps 1590: const struct mdoc_node *nn;
1.1 kristaps 1591:
1.86 kristaps 1592: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1593: print_bvspace(p, n, n);
1.54 kristaps 1594: return(1);
1.116 kristaps 1595: } else if (MDOC_HEAD == n->type)
1596: return(0);
1.1 kristaps 1597:
1.202 kristaps 1598: if (n->norm->Bd.offs)
1599: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1600:
1601: /*
1602: * If -ragged or -filled are specified, the block does nothing
1603: * but change the indentation. If -unfilled or -literal are
1604: * specified, text is printed exactly as entered in the display:
1605: * for macro lines, a newline is appended to the line. Blank
1606: * lines are allowed.
1607: */
1.60 kristaps 1608:
1.202 kristaps 1609: if (DISP_literal != n->norm->Bd.type &&
1610: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1611: return(1);
1612:
1.129 schwarze 1613: tabwidth = p->tabwidth;
1.208 kristaps 1614: if (DISP_literal == n->norm->Bd.type)
1615: p->tabwidth = term_len(p, 8);
1616:
1.119 kristaps 1617: rm = p->rmargin;
1618: rmax = p->maxrmargin;
1.120 kristaps 1619: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1620:
1.86 kristaps 1621: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1622: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1623: /*
1624: * If the printed node flushes its own line, then we
1625: * needn't do it here as well. This is hacky, but the
1626: * notion of selective eoln whitespace is pretty dumb
1627: * anyway, so don't sweat it.
1628: */
1629: switch (nn->tok) {
1.193 kristaps 1630: case (MDOC_Sm):
1631: /* FALLTHROUGH */
1.190 kristaps 1632: case (MDOC_br):
1633: /* FALLTHROUGH */
1634: case (MDOC_sp):
1635: /* FALLTHROUGH */
1636: case (MDOC_Bl):
1.196 kristaps 1637: /* FALLTHROUGH */
1638: case (MDOC_D1):
1639: /* FALLTHROUGH */
1640: case (MDOC_Dl):
1.190 kristaps 1641: /* FALLTHROUGH */
1642: case (MDOC_Lp):
1643: /* FALLTHROUGH */
1644: case (MDOC_Pp):
1645: continue;
1646: default:
1647: break;
1648: }
1.180 schwarze 1649: if (nn->next && nn->next->line == nn->line)
1650: continue;
1651: term_flushln(p);
1652: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1653: }
1.147 kristaps 1654:
1.129 schwarze 1655: p->tabwidth = tabwidth;
1.119 kristaps 1656: p->rmargin = rm;
1657: p->maxrmargin = rmax;
1.1 kristaps 1658: return(0);
1659: }
1660:
1661:
1662: /* ARGSUSED */
1663: static void
1664: termp_bd_post(DECL_ARGS)
1665: {
1.119 kristaps 1666: size_t rm, rmax;
1.1 kristaps 1667:
1.86 kristaps 1668: if (MDOC_BODY != n->type)
1.1 kristaps 1669: return;
1.118 kristaps 1670:
1.119 kristaps 1671: rm = p->rmargin;
1672: rmax = p->maxrmargin;
1.118 kristaps 1673:
1.202 kristaps 1674: if (DISP_literal == n->norm->Bd.type ||
1675: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1676: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1677:
1.60 kristaps 1678: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1679: term_newln(p);
1.118 kristaps 1680:
1.119 kristaps 1681: p->rmargin = rm;
1682: p->maxrmargin = rmax;
1.1 kristaps 1683: }
1684:
1685:
1686: /* ARGSUSED */
1.211 kristaps 1687: static int
1688: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1689: {
1690:
1.211 kristaps 1691: if (NULL != (n = n->child)) {
1692: term_word(p, n->string);
1693: p->flags |= TERMP_NOSPACE;
1694: term_word(p, "BSD");
1695: } else {
1696: term_word(p, "BSD");
1697: return(0);
1698: }
1699:
1700: if (NULL != (n = n->next)) {
1701: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1702: term_word(p, "-");
1.1 kristaps 1703: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1704: term_word(p, n->string);
1.211 kristaps 1705: }
1706:
1707: return(0);
1.1 kristaps 1708: }
1709:
1710:
1711: /* ARGSUSED */
1712: static int
1.26 kristaps 1713: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1714: {
1.26 kristaps 1715: const char *pp;
1.1 kristaps 1716:
1.26 kristaps 1717: pp = NULL;
1.86 kristaps 1718: switch (n->tok) {
1.26 kristaps 1719: case (MDOC_Bsx):
1.194 schwarze 1720: pp = "BSD/OS";
1.26 kristaps 1721: break;
1722: case (MDOC_Dx):
1.100 kristaps 1723: pp = "DragonFly";
1.26 kristaps 1724: break;
1725: case (MDOC_Fx):
1726: pp = "FreeBSD";
1727: break;
1728: case (MDOC_Nx):
1729: pp = "NetBSD";
1730: break;
1731: case (MDOC_Ox):
1732: pp = "OpenBSD";
1733: break;
1734: case (MDOC_Ux):
1735: pp = "UNIX";
1736: break;
1737: default:
1738: break;
1739: }
1.1 kristaps 1740:
1.26 kristaps 1741: term_word(p, pp);
1.214 kristaps 1742: if (n->child) {
1743: p->flags |= TERMP_KEEP;
1744: term_word(p, n->child->string);
1745: p->flags &= ~TERMP_KEEP;
1746: }
1747: return(0);
1.1 kristaps 1748: }
1749:
1750:
1751: /* ARGSUSED */
1752: static int
1.192 schwarze 1753: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1754: {
1755:
1756: p->flags |= TERMP_IGNDELIM;
1757: return(1);
1758: }
1759:
1760:
1761: /* ARGSUSED */
1762: static void
1763: termp_pf_post(DECL_ARGS)
1764: {
1765:
1766: p->flags |= TERMP_NOSPACE;
1767: }
1768:
1769:
1770: /* ARGSUSED */
1771: static int
1772: termp_ss_pre(DECL_ARGS)
1773: {
1774:
1.86 kristaps 1775: switch (n->type) {
1.1 kristaps 1776: case (MDOC_BLOCK):
1777: term_newln(p);
1.86 kristaps 1778: if (n->prev)
1.1 kristaps 1779: term_vspace(p);
1780: break;
1781: case (MDOC_HEAD):
1.102 kristaps 1782: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1783: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1784: break;
1785: default:
1786: break;
1787: }
1788:
1789: return(1);
1790: }
1791:
1792:
1793: /* ARGSUSED */
1794: static void
1795: termp_ss_post(DECL_ARGS)
1796: {
1797:
1.86 kristaps 1798: if (MDOC_HEAD == n->type)
1.1 kristaps 1799: term_newln(p);
1800: }
1801:
1802:
1803: /* ARGSUSED */
1804: static int
1805: termp_cd_pre(DECL_ARGS)
1806: {
1807:
1.143 kristaps 1808: synopsis_pre(p, n);
1.102 kristaps 1809: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1810: return(1);
1811: }
1812:
1813:
1814: /* ARGSUSED */
1815: static int
1816: termp_in_pre(DECL_ARGS)
1817: {
1.142 schwarze 1818:
1.143 kristaps 1819: synopsis_pre(p, n);
1.1 kristaps 1820:
1.160 kristaps 1821: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1822: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1823: term_word(p, "#include");
1.138 kristaps 1824: term_word(p, "<");
1825: } else {
1826: term_word(p, "<");
1827: term_fontpush(p, TERMFONT_UNDER);
1828: }
1.22 kristaps 1829:
1.1 kristaps 1830: p->flags |= TERMP_NOSPACE;
1831: return(1);
1832: }
1833:
1834:
1835: /* ARGSUSED */
1836: static void
1837: termp_in_post(DECL_ARGS)
1838: {
1839:
1.160 kristaps 1840: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1841: term_fontpush(p, TERMFONT_BOLD);
1842:
1.79 kristaps 1843: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1844: term_word(p, ">");
1845:
1.160 kristaps 1846: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1847: term_fontpop(p);
1.1 kristaps 1848: }
1849:
1850:
1851: /* ARGSUSED */
1852: static int
1.45 kristaps 1853: termp_sp_pre(DECL_ARGS)
1854: {
1.91 kristaps 1855: size_t i, len;
1.45 kristaps 1856:
1.86 kristaps 1857: switch (n->tok) {
1.76 kristaps 1858: case (MDOC_sp):
1.157 kristaps 1859: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1860: break;
1861: case (MDOC_br):
1862: len = 0;
1863: break;
1864: default:
1865: len = 1;
1866: break;
1.45 kristaps 1867: }
1868:
1869: if (0 == len)
1870: term_newln(p);
1871: for (i = 0; i < len; i++)
1872: term_vspace(p);
1873:
1874: return(0);
1875: }
1876:
1877:
1.189 kristaps 1878: /* ARGSUSED */
1.45 kristaps 1879: static int
1.188 kristaps 1880: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1881: {
1882:
1.203 kristaps 1883: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1884: return(1);
1885:
1.188 kristaps 1886: switch (n->tok) {
1887: case (MDOC_Ao):
1888: /* FALLTHROUGH */
1889: case (MDOC_Aq):
1890: term_word(p, "<");
1891: break;
1892: case (MDOC_Bro):
1893: /* FALLTHROUGH */
1894: case (MDOC_Brq):
1895: term_word(p, "{");
1896: break;
1897: case (MDOC_Oo):
1898: /* FALLTHROUGH */
1899: case (MDOC_Op):
1900: /* FALLTHROUGH */
1901: case (MDOC_Bo):
1902: /* FALLTHROUGH */
1903: case (MDOC_Bq):
1904: term_word(p, "[");
1905: break;
1906: case (MDOC_Do):
1907: /* FALLTHROUGH */
1908: case (MDOC_Dq):
1909: term_word(p, "``");
1910: break;
1911: case (MDOC_Po):
1912: /* FALLTHROUGH */
1913: case (MDOC_Pq):
1914: term_word(p, "(");
1915: break;
1.205 kristaps 1916: case (MDOC__T):
1917: /* FALLTHROUGH */
1.188 kristaps 1918: case (MDOC_Qo):
1919: /* FALLTHROUGH */
1920: case (MDOC_Qq):
1921: term_word(p, "\"");
1922: break;
1923: case (MDOC_Ql):
1924: /* FALLTHROUGH */
1925: case (MDOC_So):
1926: /* FALLTHROUGH */
1927: case (MDOC_Sq):
1928: term_word(p, "`");
1929: break;
1930: default:
1931: abort();
1932: /* NOTREACHED */
1933: }
1.1 kristaps 1934:
1935: p->flags |= TERMP_NOSPACE;
1936: return(1);
1937: }
1938:
1939:
1.189 kristaps 1940: /* ARGSUSED */
1.1 kristaps 1941: static void
1.188 kristaps 1942: termp_quote_post(DECL_ARGS)
1.1 kristaps 1943: {
1944:
1.203 kristaps 1945: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1946: return;
1947:
1948: p->flags |= TERMP_NOSPACE;
1949:
1.188 kristaps 1950: switch (n->tok) {
1951: case (MDOC_Ao):
1952: /* FALLTHROUGH */
1953: case (MDOC_Aq):
1954: term_word(p, ">");
1955: break;
1956: case (MDOC_Bro):
1957: /* FALLTHROUGH */
1958: case (MDOC_Brq):
1959: term_word(p, "}");
1960: break;
1961: case (MDOC_Oo):
1962: /* FALLTHROUGH */
1963: case (MDOC_Op):
1964: /* FALLTHROUGH */
1965: case (MDOC_Bo):
1966: /* FALLTHROUGH */
1967: case (MDOC_Bq):
1968: term_word(p, "]");
1969: break;
1970: case (MDOC_Do):
1971: /* FALLTHROUGH */
1972: case (MDOC_Dq):
1973: term_word(p, "''");
1974: break;
1975: case (MDOC_Po):
1976: /* FALLTHROUGH */
1977: case (MDOC_Pq):
1978: term_word(p, ")");
1979: break;
1.205 kristaps 1980: case (MDOC__T):
1981: /* FALLTHROUGH */
1.188 kristaps 1982: case (MDOC_Qo):
1983: /* FALLTHROUGH */
1984: case (MDOC_Qq):
1985: term_word(p, "\"");
1986: break;
1987: case (MDOC_Ql):
1988: /* FALLTHROUGH */
1989: case (MDOC_So):
1990: /* FALLTHROUGH */
1991: case (MDOC_Sq):
1992: term_word(p, "'");
1993: break;
1994: default:
1995: abort();
1996: /* NOTREACHED */
1997: }
1.1 kristaps 1998: }
1999:
2000:
2001: /* ARGSUSED */
2002: static int
2003: termp_fo_pre(DECL_ARGS)
2004: {
2005:
1.141 kristaps 2006: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2007: synopsis_pre(p, n);
1.141 kristaps 2008: return(1);
2009: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2010: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2011: term_word(p, "(");
2012: return(1);
1.141 kristaps 2013: }
2014:
1.169 kristaps 2015: if (NULL == n->child)
2016: return(0);
2017:
1.141 kristaps 2018: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2019:
1.141 kristaps 2020: assert(n->child->string);
1.102 kristaps 2021: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2022: term_word(p, n->child->string);
1.1 kristaps 2023: return(0);
2024: }
2025:
2026:
2027: /* ARGSUSED */
2028: static void
2029: termp_fo_post(DECL_ARGS)
2030: {
2031:
1.143 kristaps 2032: if (MDOC_BODY != n->type)
2033: return;
2034:
2035: term_word(p, ")");
2036:
1.188 kristaps 2037: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 2038: term_word(p, ";");
1.1 kristaps 2039: }
2040:
2041:
2042: /* ARGSUSED */
2043: static int
2044: termp_bf_pre(DECL_ARGS)
2045: {
2046:
1.86 kristaps 2047: if (MDOC_HEAD == n->type)
1.1 kristaps 2048: return(0);
1.86 kristaps 2049: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2050: return(1);
2051:
1.202 kristaps 2052: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2053: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2054: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2055: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2056: else
1.102 kristaps 2057: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2058:
2059: return(1);
2060: }
2061:
2062:
2063: /* ARGSUSED */
2064: static int
2065: termp_sm_pre(DECL_ARGS)
2066: {
2067:
1.86 kristaps 2068: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2069: if (0 == strcmp("on", n->child->string)) {
2070: if (p->col)
2071: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2072: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2073: } else
1.1 kristaps 2074: p->flags |= TERMP_NONOSPACE;
2075:
2076: return(0);
2077: }
2078:
2079:
2080: /* ARGSUSED */
2081: static int
2082: termp_ap_pre(DECL_ARGS)
2083: {
2084:
2085: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2086: term_word(p, "'");
1.1 kristaps 2087: p->flags |= TERMP_NOSPACE;
2088: return(1);
2089: }
2090:
2091:
2092: /* ARGSUSED */
2093: static void
2094: termp____post(DECL_ARGS)
2095: {
1.184 kristaps 2096:
2097: /*
2098: * Handle lists of authors. In general, print each followed by
2099: * a comma. Don't print the comma if there are only two
2100: * authors.
2101: */
2102: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2103: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2104: if (NULL == n->prev || MDOC__A != n->prev->tok)
2105: return;
1.1 kristaps 2106:
1.95 kristaps 2107: /* TODO: %U. */
2108:
1.187 kristaps 2109: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2110: return;
2111:
1.186 kristaps 2112: if (NULL == n->next) {
2113: term_word(p, ".");
2114: p->flags |= TERMP_SENTENCE;
2115: } else
2116: term_word(p, ",");
1.1 kristaps 2117: }
2118:
2119:
2120: /* ARGSUSED */
2121: static int
1.102 kristaps 2122: termp_li_pre(DECL_ARGS)
2123: {
2124:
2125: term_fontpush(p, TERMFONT_NONE);
2126: return(1);
2127: }
2128:
2129:
2130: /* ARGSUSED */
2131: static int
1.1 kristaps 2132: termp_lk_pre(DECL_ARGS)
2133: {
1.181 kristaps 2134: const struct mdoc_node *nn, *sv;
1.1 kristaps 2135:
1.102 kristaps 2136: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2137:
2138: nn = sv = n->child;
1.96 kristaps 2139:
1.195 kristaps 2140: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2141: return(1);
2142:
1.181 kristaps 2143: for (nn = nn->next; nn; nn = nn->next)
2144: term_word(p, nn->string);
2145:
1.102 kristaps 2146: term_fontpop(p);
1.96 kristaps 2147:
1.1 kristaps 2148: term_word(p, ":");
2149:
1.102 kristaps 2150: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2151: term_word(p, sv->string);
1.102 kristaps 2152: term_fontpop(p);
1.12 kristaps 2153:
1.1 kristaps 2154: return(0);
2155: }
2156:
1.159 schwarze 2157:
2158: /* ARGSUSED */
2159: static int
2160: termp_bk_pre(DECL_ARGS)
2161: {
2162:
1.161 schwarze 2163: switch (n->type) {
2164: case (MDOC_BLOCK):
1.166 kristaps 2165: break;
1.161 schwarze 2166: case (MDOC_HEAD):
2167: return(0);
2168: case (MDOC_BODY):
1.200 schwarze 2169: if (n->parent->args || 0 == n->prev->nchild)
2170: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2171: break;
1.161 schwarze 2172: default:
2173: abort();
1.166 kristaps 2174: /* NOTREACHED */
1.161 schwarze 2175: }
1.166 kristaps 2176:
2177: return(1);
1.159 schwarze 2178: }
2179:
2180:
2181: /* ARGSUSED */
2182: static void
2183: termp_bk_post(DECL_ARGS)
2184: {
2185:
1.161 schwarze 2186: if (MDOC_BODY == n->type)
2187: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2188: }
2189:
2190: /* ARGSUSED */
2191: static void
2192: termp__t_post(DECL_ARGS)
2193: {
2194:
2195: /*
2196: * If we're in an `Rs' and there's a journal present, then quote
2197: * us instead of underlining us (for disambiguation).
2198: */
1.217 ! schwarze 2199: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2200: n->parent->norm->Rs.quote_T)
1.203 kristaps 2201: termp_quote_post(p, pair, m, n);
2202:
2203: termp____post(p, pair, m, n);
2204: }
2205:
2206: /* ARGSUSED */
2207: static int
2208: termp__t_pre(DECL_ARGS)
2209: {
2210:
2211: /*
2212: * If we're in an `Rs' and there's a journal present, then quote
2213: * us instead of underlining us (for disambiguation).
2214: */
2215: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2216: n->parent->norm->Rs.quote_T)
1.203 kristaps 2217: return(termp_quote_pre(p, pair, m, n));
2218:
2219: term_fontpush(p, TERMFONT_UNDER);
2220: return(1);
1.159 schwarze 2221: }
1.1 kristaps 2222:
2223: /* ARGSUSED */
2224: static int
1.69 kristaps 2225: termp_under_pre(DECL_ARGS)
1.1 kristaps 2226: {
2227:
1.102 kristaps 2228: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2229: return(1);
2230: }
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