Annotation of mandoc/mdoc_term.c, Revision 1.216
1.216 ! kristaps 1: /* $Id: mdoc_term.c,v 1.215 2011/02/02 21:40:45 kristaps Exp $ */
1.1 kristaps 2: /*
1.171 schwarze 3: * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.6 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.107 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.125 kristaps 31: #include "mandoc.h"
1.92 kristaps 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
34: #include "mdoc.h"
1.89 kristaps 35: #include "chars.h"
36: #include "main.h"
1.1 kristaps 37:
1.66 kristaps 38: #define INDENT 5
39: #define HALFINDENT 3
40:
1.1 kristaps 41: struct termpair {
42: struct termpair *ppair;
1.31 kristaps 43: int count;
1.1 kristaps 44: };
45:
1.31 kristaps 46: #define DECL_ARGS struct termp *p, \
47: struct termpair *pair, \
1.86 kristaps 48: const struct mdoc_meta *m, \
49: const struct mdoc_node *n
1.1 kristaps 50:
51: struct termact {
52: int (*pre)(DECL_ARGS);
53: void (*post)(DECL_ARGS);
54: };
55:
1.157 kristaps 56: static size_t a2width(const struct termp *, const char *);
57: static size_t a2height(const struct termp *, const char *);
58: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 59:
60: static void print_bvspace(struct termp *,
1.151 kristaps 61: const struct mdoc_node *,
1.96 kristaps 62: const struct mdoc_node *);
1.102 kristaps 63: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 64: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 65: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 66: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 67: static void synopsis_pre(struct termp *,
68: const struct mdoc_node *);
1.96 kristaps 69:
1.31 kristaps 70: static void termp____post(DECL_ARGS);
1.203 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;
1.206 kristaps 315:
316: switch (n->type) {
317: case (MDOC_TEXT):
1.209 kristaps 318: if (' ' == *n->string && MDOC_LINE & n->flags)
319: term_newln(p);
1.206 kristaps 320: term_word(p, n->string);
321: break;
1.216 ! kristaps 322: case (MDOC_EQN):
! 323: break;
1.206 kristaps 324: case (MDOC_TBL):
1.207 kristaps 325: term_tbl(p, n->span);
1.206 kristaps 326: break;
327: default:
328: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
329: chld = (*termacts[n->tok].pre)
330: (p, &npair, m, n);
331: break;
332: }
1.172 kristaps 333:
334: /*
335: * Keeps only work until the end of a line. If a keep was
336: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 337: *
338: * Also let SYNPRETTY sections behave as if they were wrapped
339: * in a `Bk' block.
1.172 kristaps 340: */
341:
1.197 schwarze 342: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 343: if (n->prev && n->prev->line != n->line) {
344: p->flags &= ~TERMP_KEEP;
345: p->flags |= TERMP_PREKEEP;
346: } else if (NULL == n->prev) {
347: if (n->parent && n->parent->line != n->line) {
348: p->flags &= ~TERMP_KEEP;
349: p->flags |= TERMP_PREKEEP;
350: }
351: }
352: }
1.197 schwarze 353:
354: /*
355: * Since SYNPRETTY sections aren't "turned off" with `Ek',
356: * we have to intuit whether we should disable formatting.
357: */
358:
359: if ( ! (MDOC_SYNPRETTY & n->flags) &&
360: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
361: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
362: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 363:
1.86 kristaps 364: if (chld && n->child)
1.102 kristaps 365: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 366:
1.102 kristaps 367: term_fontpopq(p, font);
1.46 kristaps 368:
1.206 kristaps 369: switch (n->type) {
370: case (MDOC_TEXT):
371: break;
372: case (MDOC_TBL):
1.216 ! kristaps 373: break;
! 374: case (MDOC_EQN):
1.206 kristaps 375: break;
376: default:
377: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
378: break;
1.165 kristaps 379: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 380:
381: /*
382: * Explicit end tokens not only call the post
383: * handler, but also tell the respective block
384: * that it must not call the post handler again.
385: */
1.165 kristaps 386: if (ENDBODY_NOT != n->end)
1.162 schwarze 387: n->pending->flags |= MDOC_ENDED;
388:
389: /*
390: * End of line terminating an implicit block
391: * while an explicit block is still open.
392: * Continue the explicit block without spacing.
393: */
394: if (ENDBODY_NOSPACE == n->end)
395: p->flags |= TERMP_NOSPACE;
1.206 kristaps 396: break;
1.162 schwarze 397: }
1.121 kristaps 398:
399: if (MDOC_EOS & n->flags)
400: p->flags |= TERMP_SENTENCE;
1.29 kristaps 401:
402: p->offset = offset;
1.30 kristaps 403: p->rmargin = rmargin;
1.1 kristaps 404: }
405:
406:
1.3 kristaps 407: static void
1.145 kristaps 408: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 409: {
1.98 kristaps 410: char buf[DATESIZ], os[BUFSIZ];
1.144 kristaps 411: const struct mdoc_meta *m;
412:
413: m = (const struct mdoc_meta *)arg;
1.1 kristaps 414:
1.102 kristaps 415: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 416:
1.9 kristaps 417: /*
418: * Output the footer in new-groff style, that is, three columns
419: * with the middle being the manual date and flanking columns
420: * being the operating system:
421: *
422: * SYSTEM DATE SYSTEM
423: */
424:
1.94 kristaps 425: time2a(m->date, buf, DATESIZ);
1.98 kristaps 426: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 427:
428: term_vspace(p);
429:
1.9 kristaps 430: p->offset = 0;
1.157 kristaps 431: p->rmargin = (p->maxrmargin -
432: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 433: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
434:
435: term_word(p, os);
436: term_flushln(p);
437:
1.9 kristaps 438: p->offset = p->rmargin;
1.157 kristaps 439: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 440: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 441:
442: term_word(p, buf);
443: term_flushln(p);
444:
1.1 kristaps 445: p->offset = p->rmargin;
446: p->rmargin = p->maxrmargin;
447: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 448: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 449:
1.9 kristaps 450: term_word(p, os);
1.1 kristaps 451: term_flushln(p);
452:
1.9 kristaps 453: p->offset = 0;
454: p->rmargin = p->maxrmargin;
455: p->flags = 0;
1.1 kristaps 456: }
457:
458:
1.3 kristaps 459: static void
1.144 kristaps 460: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 461: {
1.98 kristaps 462: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 463: const struct mdoc_meta *m;
464:
465: m = (const struct mdoc_meta *)arg;
1.1 kristaps 466:
467: p->rmargin = p->maxrmargin;
468: p->offset = 0;
469:
470: /*
471: * The header is strange. It has three components, which are
472: * really two with the first duplicated. It goes like this:
473: *
474: * IDENTIFIER TITLE IDENTIFIER
475: *
476: * The IDENTIFIER is NAME(SECTION), which is the command-name
477: * (if given, or "unknown" if not) followed by the manual page
478: * section. These are given in `Dt'. The TITLE is a free-form
479: * string depending on the manual volume. If not specified, it
480: * switches on the manual section.
481: */
482:
1.86 kristaps 483: assert(m->vol);
1.98 kristaps 484: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 485:
1.86 kristaps 486: if (m->arch) {
1.98 kristaps 487: strlcat(buf, " (", BUFSIZ);
488: strlcat(buf, m->arch, BUFSIZ);
489: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 490: }
491:
1.124 kristaps 492: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 493:
494: p->offset = 0;
1.157 kristaps 495: p->rmargin = (p->maxrmargin -
496: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 497: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
498:
499: term_word(p, title);
500: term_flushln(p);
501:
502: p->offset = p->rmargin;
1.157 kristaps 503: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 504: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 505:
506: term_word(p, buf);
507: term_flushln(p);
508:
509: p->offset = p->rmargin;
510: p->rmargin = p->maxrmargin;
511: p->flags &= ~TERMP_NOBREAK;
512: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
513:
514: term_word(p, title);
515: term_flushln(p);
516:
1.9 kristaps 517: p->offset = 0;
1.1 kristaps 518: p->rmargin = p->maxrmargin;
519: p->flags &= ~TERMP_NOSPACE;
520: }
521:
522:
523: static size_t
1.157 kristaps 524: a2height(const struct termp *p, const char *v)
1.1 kristaps 525: {
1.92 kristaps 526: struct roffsu su;
1.91 kristaps 527:
1.157 kristaps 528: assert(v);
529: if ( ! a2roffsu(v, &su, SCALE_VS))
530: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 531:
1.157 kristaps 532: return(term_vspan(p, &su));
1.91 kristaps 533: }
1.1 kristaps 534:
1.40 kristaps 535:
1.91 kristaps 536: static size_t
1.157 kristaps 537: a2width(const struct termp *p, const char *v)
1.91 kristaps 538: {
1.92 kristaps 539: struct roffsu su;
1.1 kristaps 540:
1.154 kristaps 541: assert(v);
542: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 543: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 544:
1.157 kristaps 545: return(term_hspan(p, &su));
1.1 kristaps 546: }
547:
548:
549: static size_t
1.157 kristaps 550: a2offs(const struct termp *p, const char *v)
1.1 kristaps 551: {
1.92 kristaps 552: struct roffsu su;
1.1 kristaps 553:
1.148 kristaps 554: if ('\0' == *v)
1.91 kristaps 555: return(0);
1.148 kristaps 556: else if (0 == strcmp(v, "left"))
1.19 kristaps 557: return(0);
1.148 kristaps 558: else if (0 == strcmp(v, "indent"))
1.157 kristaps 559: return(term_len(p, INDENT + 1));
1.148 kristaps 560: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 561: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 562: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 563: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 564:
1.157 kristaps 565: return(term_hspan(p, &su));
1.1 kristaps 566: }
567:
568:
1.108 kristaps 569: /*
570: * Determine how much space to print out before block elements of `It'
571: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
572: * too.
573: */
1.54 kristaps 574: static void
1.151 kristaps 575: print_bvspace(struct termp *p,
576: const struct mdoc_node *bl,
577: const struct mdoc_node *n)
1.1 kristaps 578: {
1.86 kristaps 579: const struct mdoc_node *nn;
1.1 kristaps 580:
581: term_newln(p);
1.150 kristaps 582:
1.202 kristaps 583: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 584: return;
1.202 kristaps 585: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 586: return;
587:
1.85 kristaps 588: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 589:
1.86 kristaps 590: for (nn = n; nn; nn = nn->parent) {
591: if (MDOC_BLOCK != nn->type)
1.1 kristaps 592: continue;
1.86 kristaps 593: if (MDOC_Ss == nn->tok)
1.54 kristaps 594: return;
1.86 kristaps 595: if (MDOC_Sh == nn->tok)
1.54 kristaps 596: return;
1.86 kristaps 597: if (NULL == nn->prev)
1.1 kristaps 598: continue;
599: break;
600: }
601:
1.85 kristaps 602: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 603:
1.202 kristaps 604: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 605: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 606: return;
607:
1.85 kristaps 608: /* A `-diag' without body does not vspace. */
609:
1.202 kristaps 610: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 611: if (n->prev && MDOC_It == n->prev->tok) {
612: assert(n->prev->body);
613: if (NULL == n->prev->body->child)
1.55 kristaps 614: return;
615: }
616:
1.54 kristaps 617: term_vspace(p);
1.1 kristaps 618: }
619:
620:
621: /* ARGSUSED */
622: static int
623: termp_it_pre(DECL_ARGS)
624: {
1.86 kristaps 625: const struct mdoc_node *bl, *nn;
1.1 kristaps 626: char buf[7];
1.170 kristaps 627: int i;
1.108 kristaps 628: size_t width, offset, ncols, dcol;
1.126 kristaps 629: enum mdoc_list type;
1.1 kristaps 630:
1.86 kristaps 631: if (MDOC_BLOCK == n->type) {
1.151 kristaps 632: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 633: return(1);
634: }
1.1 kristaps 635:
1.86 kristaps 636: bl = n->parent->parent->parent;
1.202 kristaps 637: type = bl->norm->Bl.type;
1.1 kristaps 638:
1.108 kristaps 639: /*
640: * First calculate width and offset. This is pretty easy unless
641: * we're a -column list, in which case all prior columns must
642: * be accounted for.
643: */
644:
645: width = offset = 0;
646:
1.202 kristaps 647: if (bl->norm->Bl.offs)
648: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 649:
1.1 kristaps 650: switch (type) {
1.126 kristaps 651: case (LIST_column):
1.134 kristaps 652: if (MDOC_HEAD == n->type)
1.1 kristaps 653: break;
1.155 kristaps 654:
1.105 kristaps 655: /*
1.108 kristaps 656: * Imitate groff's column handling:
657: * - For each earlier column, add its width.
658: * - For less than 5 columns, add four more blanks per
659: * column.
660: * - For exactly 5 columns, add three more blank per
661: * column.
662: * - For more than 5 columns, add only one column.
1.105 kristaps 663: */
1.202 kristaps 664: ncols = bl->norm->Bl.ncols;
1.170 kristaps 665:
1.108 kristaps 666: /* LINTED */
1.157 kristaps 667: dcol = ncols < 5 ? term_len(p, 4) :
668: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 669:
1.134 kristaps 670: /*
671: * Calculate the offset by applying all prior MDOC_BODY,
672: * so we stop at the MDOC_HEAD (NULL == nn->prev).
673: */
674:
1.108 kristaps 675: for (i = 0, nn = n->prev;
1.134 kristaps 676: nn->prev && i < (int)ncols;
1.108 kristaps 677: nn = nn->prev, i++)
678: offset += dcol + a2width
1.202 kristaps 679: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 680:
681: /*
1.108 kristaps 682: * When exceeding the declared number of columns, leave
683: * the remaining widths at 0. This will later be
684: * adjusted to the default width of 10, or, for the last
685: * column, stretched to the right margin.
1.58 kristaps 686: */
1.108 kristaps 687: if (i >= (int)ncols)
688: break;
1.58 kristaps 689:
1.105 kristaps 690: /*
1.108 kristaps 691: * Use the declared column widths, extended as explained
692: * in the preceding paragraph.
1.105 kristaps 693: */
1.202 kristaps 694: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 695: break;
696: default:
1.202 kristaps 697: if (NULL == bl->norm->Bl.width)
1.108 kristaps 698: break;
699:
700: /*
701: * Note: buffer the width by 2, which is groff's magic
702: * number for buffering single arguments. See the above
703: * handling for column for how this changes.
704: */
1.202 kristaps 705: assert(bl->norm->Bl.width);
706: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 707: break;
708: }
709:
710: /*
711: * List-type can override the width in the case of fixed-head
712: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 713: * offset.
1.1 kristaps 714: */
715:
716: switch (type) {
1.126 kristaps 717: case (LIST_bullet):
1.1 kristaps 718: /* FALLTHROUGH */
1.126 kristaps 719: case (LIST_dash):
1.1 kristaps 720: /* FALLTHROUGH */
1.126 kristaps 721: case (LIST_hyphen):
1.157 kristaps 722: if (width < term_len(p, 4))
723: width = term_len(p, 4);
1.1 kristaps 724: break;
1.126 kristaps 725: case (LIST_enum):
1.157 kristaps 726: if (width < term_len(p, 5))
727: width = term_len(p, 5);
1.17 kristaps 728: break;
1.126 kristaps 729: case (LIST_hang):
1.39 kristaps 730: if (0 == width)
1.157 kristaps 731: width = term_len(p, 8);
1.39 kristaps 732: break;
1.126 kristaps 733: case (LIST_column):
1.49 kristaps 734: /* FALLTHROUGH */
1.126 kristaps 735: case (LIST_tag):
1.1 kristaps 736: if (0 == width)
1.157 kristaps 737: width = term_len(p, 10);
1.1 kristaps 738: break;
739: default:
740: break;
741: }
742:
743: /*
1.17 kristaps 744: * Whitespace control. Inset bodies need an initial space,
745: * while diagonal bodies need two.
1.1 kristaps 746: */
747:
1.51 kristaps 748: p->flags |= TERMP_NOSPACE;
749:
1.1 kristaps 750: switch (type) {
1.126 kristaps 751: case (LIST_diag):
1.86 kristaps 752: if (MDOC_BODY == n->type)
1.62 kristaps 753: term_word(p, "\\ \\ ");
1.51 kristaps 754: break;
1.126 kristaps 755: case (LIST_inset):
1.86 kristaps 756: if (MDOC_BODY == n->type)
1.51 kristaps 757: term_word(p, "\\ ");
1.1 kristaps 758: break;
759: default:
760: break;
761: }
762:
1.51 kristaps 763: p->flags |= TERMP_NOSPACE;
764:
1.1 kristaps 765: switch (type) {
1.126 kristaps 766: case (LIST_diag):
1.86 kristaps 767: if (MDOC_HEAD == n->type)
1.102 kristaps 768: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 769: break;
770: default:
771: break;
772: }
773:
774: /*
1.109 kristaps 775: * Pad and break control. This is the tricky part. These flags
776: * are documented in term_flushln() in term.c. Note that we're
777: * going to unset all of these flags in termp_it_post() when we
778: * exit.
1.1 kristaps 779: */
780:
781: switch (type) {
1.126 kristaps 782: case (LIST_bullet):
1.1 kristaps 783: /* FALLTHROUGH */
1.126 kristaps 784: case (LIST_dash):
1.1 kristaps 785: /* FALLTHROUGH */
1.126 kristaps 786: case (LIST_enum):
1.1 kristaps 787: /* FALLTHROUGH */
1.126 kristaps 788: case (LIST_hyphen):
1.86 kristaps 789: if (MDOC_HEAD == n->type)
1.39 kristaps 790: p->flags |= TERMP_NOBREAK;
791: else
792: p->flags |= TERMP_NOLPAD;
793: break;
1.126 kristaps 794: case (LIST_hang):
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:
1.86 kristaps 800: if (MDOC_HEAD != n->type)
1.59 kristaps 801: break;
802:
803: /*
804: * This is ugly. If `-hang' is specified and the body
805: * is a `Bl' or `Bd', then we want basically to nullify
806: * the "overstep" effect in term_flushln() and treat
807: * this as a `-ohang' list instead.
808: */
1.86 kristaps 809: if (n->next->child &&
810: (MDOC_Bl == n->next->child->tok ||
811: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 812: p->flags &= ~TERMP_NOBREAK;
813: p->flags &= ~TERMP_NOLPAD;
814: } else
1.39 kristaps 815: p->flags |= TERMP_HANG;
816: break;
1.126 kristaps 817: case (LIST_tag):
1.86 kristaps 818: if (MDOC_HEAD == n->type)
1.51 kristaps 819: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 820: else
821: p->flags |= TERMP_NOLPAD;
1.38 kristaps 822:
1.86 kristaps 823: if (MDOC_HEAD != n->type)
1.39 kristaps 824: break;
1.86 kristaps 825: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 826: p->flags |= TERMP_DANGLE;
1.1 kristaps 827: break;
1.126 kristaps 828: case (LIST_column):
1.134 kristaps 829: if (MDOC_HEAD == n->type)
830: break;
831:
832: if (NULL == n->next)
833: p->flags &= ~TERMP_NOBREAK;
834: else
835: p->flags |= TERMP_NOBREAK;
836:
837: assert(n->prev);
838: if (MDOC_BODY == n->prev->type)
839: p->flags |= TERMP_NOLPAD;
840:
1.1 kristaps 841: break;
1.126 kristaps 842: case (LIST_diag):
1.86 kristaps 843: if (MDOC_HEAD == n->type)
1.1 kristaps 844: p->flags |= TERMP_NOBREAK;
845: break;
846: default:
847: break;
848: }
849:
850: /*
851: * Margin control. Set-head-width lists have their right
852: * margins shortened. The body for these lists has the offset
853: * necessarily lengthened. Everybody gets the offset.
854: */
855:
856: p->offset += offset;
857:
858: switch (type) {
1.126 kristaps 859: case (LIST_hang):
1.59 kristaps 860: /*
861: * Same stipulation as above, regarding `-hang'. We
862: * don't want to recalculate rmargin and offsets when
863: * using `Bd' or `Bl' within `-hang' overstep lists.
864: */
1.86 kristaps 865: if (MDOC_HEAD == n->type && n->next->child &&
866: (MDOC_Bl == n->next->child->tok ||
867: MDOC_Bd == n->next->child->tok))
1.59 kristaps 868: break;
869: /* FALLTHROUGH */
1.126 kristaps 870: case (LIST_bullet):
1.1 kristaps 871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_dash):
1.1 kristaps 873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_enum):
1.1 kristaps 875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_hyphen):
1.1 kristaps 877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_tag):
1.49 kristaps 879: assert(width);
1.86 kristaps 880: if (MDOC_HEAD == n->type)
1.1 kristaps 881: p->rmargin = p->offset + width;
882: else
883: p->offset += width;
884: break;
1.126 kristaps 885: case (LIST_column):
1.49 kristaps 886: assert(width);
1.1 kristaps 887: p->rmargin = p->offset + width;
1.50 kristaps 888: /*
889: * XXX - this behaviour is not documented: the
890: * right-most column is filled to the right margin.
891: */
1.134 kristaps 892: if (MDOC_HEAD == n->type)
893: break;
894: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 895: p->rmargin = p->maxrmargin;
1.1 kristaps 896: break;
897: default:
898: break;
899: }
900:
901: /*
902: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 903: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 904: */
905:
1.86 kristaps 906: if (MDOC_HEAD == n->type)
1.1 kristaps 907: switch (type) {
1.126 kristaps 908: case (LIST_bullet):
1.102 kristaps 909: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 910: term_word(p, "\\[bu]");
1.102 kristaps 911: term_fontpop(p);
1.1 kristaps 912: break;
1.126 kristaps 913: case (LIST_dash):
1.1 kristaps 914: /* FALLTHROUGH */
1.126 kristaps 915: case (LIST_hyphen):
1.102 kristaps 916: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 917: term_word(p, "\\(hy");
1.102 kristaps 918: term_fontpop(p);
1.1 kristaps 919: break;
1.126 kristaps 920: case (LIST_enum):
1.1 kristaps 921: (pair->ppair->ppair->count)++;
1.109 kristaps 922: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 923: pair->ppair->ppair->count);
924: term_word(p, buf);
925: break;
926: default:
927: break;
928: }
929:
930: /*
931: * If we're not going to process our children, indicate so here.
932: */
933:
934: switch (type) {
1.126 kristaps 935: case (LIST_bullet):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_item):
1.1 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_dash):
1.1 kristaps 940: /* FALLTHROUGH */
1.126 kristaps 941: case (LIST_hyphen):
1.1 kristaps 942: /* FALLTHROUGH */
1.126 kristaps 943: case (LIST_enum):
1.86 kristaps 944: if (MDOC_HEAD == n->type)
1.1 kristaps 945: return(0);
946: break;
1.126 kristaps 947: case (LIST_column):
1.134 kristaps 948: if (MDOC_HEAD == n->type)
1.1 kristaps 949: return(0);
950: break;
951: default:
952: break;
953: }
954:
955: return(1);
956: }
957:
958:
959: /* ARGSUSED */
960: static void
961: termp_it_post(DECL_ARGS)
962: {
1.126 kristaps 963: enum mdoc_list type;
1.1 kristaps 964:
1.109 kristaps 965: if (MDOC_BLOCK == n->type)
1.1 kristaps 966: return;
967:
1.202 kristaps 968: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 969:
970: switch (type) {
1.126 kristaps 971: case (LIST_item):
1.1 kristaps 972: /* FALLTHROUGH */
1.126 kristaps 973: case (LIST_diag):
1.53 kristaps 974: /* FALLTHROUGH */
1.126 kristaps 975: case (LIST_inset):
1.86 kristaps 976: if (MDOC_BODY == n->type)
1.130 schwarze 977: term_newln(p);
1.1 kristaps 978: break;
1.126 kristaps 979: case (LIST_column):
1.134 kristaps 980: if (MDOC_BODY == n->type)
1.1 kristaps 981: term_flushln(p);
982: break;
983: default:
1.130 schwarze 984: term_newln(p);
1.1 kristaps 985: break;
986: }
987:
1.109 kristaps 988: /*
989: * Now that our output is flushed, we can reset our tags. Since
990: * only `It' sets these flags, we're free to assume that nobody
991: * has munged them in the meanwhile.
992: */
993:
994: p->flags &= ~TERMP_DANGLE;
995: p->flags &= ~TERMP_NOBREAK;
996: p->flags &= ~TERMP_TWOSPACE;
997: p->flags &= ~TERMP_NOLPAD;
998: p->flags &= ~TERMP_HANG;
1.1 kristaps 999: }
1000:
1001:
1002: /* ARGSUSED */
1003: static int
1004: termp_nm_pre(DECL_ARGS)
1005: {
1006:
1.164 schwarze 1007: if (MDOC_BLOCK == n->type)
1008: return(1);
1009:
1010: if (MDOC_BODY == n->type) {
1011: if (NULL == n->child)
1012: return(0);
1013: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1014: p->offset += term_len(p, 1) +
1015: (NULL == n->prev->child ? term_strlen(p, m->name) :
1016: MDOC_TEXT == n->prev->child->type ?
1017: term_strlen(p, n->prev->child->string) :
1018: term_len(p, 5));
1019: return(1);
1020: }
1021:
1.125 kristaps 1022: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1023: return(0);
1.125 kristaps 1024:
1.177 schwarze 1025: if (MDOC_HEAD == n->type)
1026: synopsis_pre(p, n->parent);
1.102 kristaps 1027:
1.164 schwarze 1028: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1029: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1030: p->rmargin = p->offset + term_len(p, 1);
1031: if (NULL == n->child) {
1032: p->rmargin += term_strlen(p, m->name);
1033: } else if (MDOC_TEXT == n->child->type) {
1034: p->rmargin += term_strlen(p, n->child->string);
1035: if (n->child->next)
1036: p->flags |= TERMP_HANG;
1037: } else {
1038: p->rmargin += term_len(p, 5);
1039: p->flags |= TERMP_HANG;
1040: }
1.164 schwarze 1041: }
1042:
1.102 kristaps 1043: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1044: if (NULL == n->child)
1045: term_word(p, m->name);
1.1 kristaps 1046: return(1);
1047: }
1048:
1049:
1.164 schwarze 1050: /* ARGSUSED */
1051: static void
1052: termp_nm_post(DECL_ARGS)
1053: {
1054:
1055: if (MDOC_HEAD == n->type && n->next->child) {
1056: term_flushln(p);
1057: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1058: } else if (MDOC_BODY == n->type && n->child) {
1059: term_flushln(p);
1060: p->flags &= ~TERMP_NOLPAD;
1061: }
1062: }
1063:
1064:
1.1 kristaps 1065: /* ARGSUSED */
1066: static int
1067: termp_fl_pre(DECL_ARGS)
1068: {
1069:
1.102 kristaps 1070: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1071: term_word(p, "\\-");
1.103 kristaps 1072:
1073: if (n->child)
1.114 kristaps 1074: p->flags |= TERMP_NOSPACE;
1075: else if (n->next && n->next->line == n->line)
1.103 kristaps 1076: p->flags |= TERMP_NOSPACE;
1077:
1.1 kristaps 1078: return(1);
1079: }
1080:
1081:
1082: /* ARGSUSED */
1083: static int
1.184 kristaps 1084: termp__a_pre(DECL_ARGS)
1085: {
1086:
1087: if (n->prev && MDOC__A == n->prev->tok)
1088: if (NULL == n->next || MDOC__A != n->next->tok)
1089: term_word(p, "and");
1090:
1091: return(1);
1092: }
1093:
1094:
1095: /* ARGSUSED */
1096: static int
1.61 kristaps 1097: termp_an_pre(DECL_ARGS)
1098: {
1099:
1.86 kristaps 1100: if (NULL == n->child)
1.61 kristaps 1101: return(1);
1102:
1103: /*
1.85 kristaps 1104: * If not in the AUTHORS section, `An -split' will cause
1105: * newlines to occur before the author name. If in the AUTHORS
1106: * section, by default, the first `An' invocation is nosplit,
1107: * then all subsequent ones, regardless of whether interspersed
1108: * with other macros/text, are split. -split, in this case,
1109: * will override the condition of the implied first -nosplit.
1.61 kristaps 1110: */
1111:
1.86 kristaps 1112: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1113: if ( ! (TERMP_ANPREC & p->flags)) {
1114: if (TERMP_SPLIT & p->flags)
1115: term_newln(p);
1116: return(1);
1117: }
1118: if (TERMP_NOSPLIT & p->flags)
1119: return(1);
1120: term_newln(p);
1121: return(1);
1122: }
1123:
1124: if (TERMP_SPLIT & p->flags)
1125: term_newln(p);
1126:
1127: return(1);
1128: }
1129:
1130:
1131: /* ARGSUSED */
1132: static void
1133: termp_an_post(DECL_ARGS)
1134: {
1135:
1.86 kristaps 1136: if (n->child) {
1137: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1138: p->flags |= TERMP_ANPREC;
1139: return;
1140: }
1141:
1.202 kristaps 1142: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1143: p->flags &= ~TERMP_NOSPLIT;
1144: p->flags |= TERMP_SPLIT;
1.202 kristaps 1145: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1146: p->flags &= ~TERMP_SPLIT;
1147: p->flags |= TERMP_NOSPLIT;
1148: }
1149:
1150: }
1151:
1152:
1153: /* ARGSUSED */
1154: static int
1.1 kristaps 1155: termp_ns_pre(DECL_ARGS)
1156: {
1157:
1.215 kristaps 1158: if ( ! (MDOC_LINE & n->flags))
1159: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1160: return(1);
1161: }
1162:
1163:
1164: /* ARGSUSED */
1165: static int
1166: termp_rs_pre(DECL_ARGS)
1167: {
1168:
1.86 kristaps 1169: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1170: return(1);
1.86 kristaps 1171: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1172: term_vspace(p);
1173: return(1);
1174: }
1175:
1176:
1177: /* ARGSUSED */
1178: static int
1179: termp_rv_pre(DECL_ARGS)
1180: {
1.68 kristaps 1181: const struct mdoc_node *nn;
1.1 kristaps 1182:
1183: term_newln(p);
1184: term_word(p, "The");
1185:
1.86 kristaps 1186: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1187: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1188: term_word(p, nn->string);
1.102 kristaps 1189: term_fontpop(p);
1.68 kristaps 1190: p->flags |= TERMP_NOSPACE;
1191: if (nn->next && NULL == nn->next->next)
1192: term_word(p, "(), and");
1193: else if (nn->next)
1194: term_word(p, "(),");
1195: else
1196: term_word(p, "()");
1197: }
1198:
1.125 kristaps 1199: if (n->child && n->child->next)
1.68 kristaps 1200: term_word(p, "functions return");
1201: else
1202: term_word(p, "function returns");
1.1 kristaps 1203:
1.68 kristaps 1204: term_word(p, "the value 0 if successful; otherwise the value "
1205: "-1 is returned and the global variable");
1.1 kristaps 1206:
1.102 kristaps 1207: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1208: term_word(p, "errno");
1.102 kristaps 1209: term_fontpop(p);
1.1 kristaps 1210:
1211: term_word(p, "is set to indicate the error.");
1.131 kristaps 1212: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1213:
1.68 kristaps 1214: return(0);
1.1 kristaps 1215: }
1216:
1217:
1218: /* ARGSUSED */
1219: static int
1220: termp_ex_pre(DECL_ARGS)
1221: {
1.68 kristaps 1222: const struct mdoc_node *nn;
1.1 kristaps 1223:
1.68 kristaps 1224: term_word(p, "The");
1.1 kristaps 1225:
1.86 kristaps 1226: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1227: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1228: term_word(p, nn->string);
1.102 kristaps 1229: term_fontpop(p);
1.68 kristaps 1230: p->flags |= TERMP_NOSPACE;
1231: if (nn->next && NULL == nn->next->next)
1232: term_word(p, ", and");
1233: else if (nn->next)
1234: term_word(p, ",");
1235: else
1236: p->flags &= ~TERMP_NOSPACE;
1237: }
1238:
1.125 kristaps 1239: if (n->child && n->child->next)
1.68 kristaps 1240: term_word(p, "utilities exit");
1241: else
1242: term_word(p, "utility exits");
1243:
1244: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1245: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1246:
1.68 kristaps 1247: return(0);
1.1 kristaps 1248: }
1249:
1250:
1251: /* ARGSUSED */
1252: static int
1253: termp_nd_pre(DECL_ARGS)
1254: {
1.25 kristaps 1255:
1.86 kristaps 1256: if (MDOC_BODY != n->type)
1.25 kristaps 1257: return(1);
1.30 kristaps 1258:
1.27 kristaps 1259: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1260: term_word(p, "\\(en");
1.23 kristaps 1261: #else
1262: term_word(p, "\\(em");
1263: #endif
1.1 kristaps 1264: return(1);
1.115 kristaps 1265: }
1266:
1267:
1268: /* ARGSUSED */
1269: static int
1270: termp_bl_pre(DECL_ARGS)
1271: {
1272:
1273: return(MDOC_HEAD != n->type);
1.1 kristaps 1274: }
1275:
1276:
1277: /* ARGSUSED */
1278: static void
1279: termp_bl_post(DECL_ARGS)
1280: {
1281:
1.86 kristaps 1282: if (MDOC_BLOCK == n->type)
1.1 kristaps 1283: term_newln(p);
1284: }
1285:
1286:
1287: /* ARGSUSED */
1288: static int
1289: termp_xr_pre(DECL_ARGS)
1290: {
1.86 kristaps 1291: const struct mdoc_node *nn;
1.1 kristaps 1292:
1.113 kristaps 1293: if (NULL == n->child)
1294: return(0);
1295:
1296: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1297: nn = n->child;
1.11 kristaps 1298:
1.86 kristaps 1299: term_word(p, nn->string);
1300: if (NULL == (nn = nn->next))
1.1 kristaps 1301: return(0);
1302: p->flags |= TERMP_NOSPACE;
1303: term_word(p, "(");
1.86 kristaps 1304: term_word(p, nn->string);
1.1 kristaps 1305: term_word(p, ")");
1.86 kristaps 1306:
1.1 kristaps 1307: return(0);
1308: }
1309:
1310:
1.143 kristaps 1311: /*
1312: * This decides how to assert whitespace before any of the SYNOPSIS set
1313: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1314: * macro combos).
1315: */
1316: static void
1317: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1318: {
1319: /*
1320: * Obviously, if we're not in a SYNOPSIS or no prior macros
1321: * exist, do nothing.
1322: */
1.160 kristaps 1323: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1324: return;
1325:
1326: /*
1327: * If we're the second in a pair of like elements, emit our
1328: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1329: * case we soldier on.
1330: */
1331: if (n->prev->tok == n->tok &&
1332: MDOC_Ft != n->tok &&
1333: MDOC_Fo != n->tok &&
1334: MDOC_Fn != n->tok) {
1335: term_newln(p);
1336: return;
1337: }
1338:
1339: /*
1340: * If we're one of the SYNOPSIS set and non-like pair-wise after
1341: * another (or Fn/Fo, which we've let slip through) then assert
1342: * vertical space, else only newline and move on.
1343: */
1344: switch (n->prev->tok) {
1345: case (MDOC_Fd):
1346: /* FALLTHROUGH */
1347: case (MDOC_Fn):
1348: /* FALLTHROUGH */
1349: case (MDOC_Fo):
1350: /* FALLTHROUGH */
1351: case (MDOC_In):
1352: /* FALLTHROUGH */
1353: case (MDOC_Vt):
1354: term_vspace(p);
1355: break;
1356: case (MDOC_Ft):
1357: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1358: term_vspace(p);
1359: break;
1360: }
1361: /* FALLTHROUGH */
1362: default:
1363: term_newln(p);
1364: break;
1365: }
1366: }
1367:
1368:
1.110 kristaps 1369: static int
1370: termp_vt_pre(DECL_ARGS)
1371: {
1372:
1.143 kristaps 1373: if (MDOC_ELEM == n->type) {
1374: synopsis_pre(p, n);
1.110 kristaps 1375: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1376: } else if (MDOC_BLOCK == n->type) {
1377: synopsis_pre(p, n);
1378: return(1);
1379: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1380: return(0);
1381:
1382: return(termp_under_pre(p, pair, m, n));
1383: }
1384:
1385:
1.1 kristaps 1386: /* ARGSUSED */
1387: static int
1.69 kristaps 1388: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1389: {
1390:
1.102 kristaps 1391: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1392: return(1);
1393: }
1394:
1395:
1396: /* ARGSUSED */
1.143 kristaps 1397: static int
1398: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1399: {
1400:
1.143 kristaps 1401: synopsis_pre(p, n);
1402: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1403: }
1404:
1405:
1406: /* ARGSUSED */
1407: static int
1408: termp_sh_pre(DECL_ARGS)
1409: {
1.85 kristaps 1410:
1411: /* No vspace between consecutive `Sh' calls. */
1412:
1.86 kristaps 1413: switch (n->type) {
1.65 kristaps 1414: case (MDOC_BLOCK):
1.86 kristaps 1415: if (n->prev && MDOC_Sh == n->prev->tok)
1416: if (NULL == n->prev->body->child)
1.65 kristaps 1417: break;
1418: term_vspace(p);
1419: break;
1.1 kristaps 1420: case (MDOC_HEAD):
1.102 kristaps 1421: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1422: break;
1423: case (MDOC_BODY):
1.157 kristaps 1424: p->offset = term_len(p, INDENT);
1.1 kristaps 1425: break;
1426: default:
1427: break;
1428: }
1429: return(1);
1430: }
1431:
1432:
1433: /* ARGSUSED */
1434: static void
1435: termp_sh_post(DECL_ARGS)
1436: {
1437:
1.86 kristaps 1438: switch (n->type) {
1.1 kristaps 1439: case (MDOC_HEAD):
1440: term_newln(p);
1441: break;
1442: case (MDOC_BODY):
1443: term_newln(p);
1444: p->offset = 0;
1445: break;
1446: default:
1447: break;
1448: }
1449: }
1450:
1451:
1452: /* ARGSUSED */
1453: static int
1454: termp_bt_pre(DECL_ARGS)
1455: {
1456:
1457: term_word(p, "is currently in beta test.");
1.131 kristaps 1458: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1459: return(0);
1.1 kristaps 1460: }
1461:
1462:
1463: /* ARGSUSED */
1464: static void
1465: termp_lb_post(DECL_ARGS)
1466: {
1467:
1.122 kristaps 1468: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1469: term_newln(p);
1.1 kristaps 1470: }
1471:
1472:
1473: /* ARGSUSED */
1474: static int
1475: termp_ud_pre(DECL_ARGS)
1476: {
1477:
1478: term_word(p, "currently under development.");
1.131 kristaps 1479: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1480: return(0);
1.1 kristaps 1481: }
1482:
1483:
1484: /* ARGSUSED */
1485: static int
1486: termp_d1_pre(DECL_ARGS)
1487: {
1488:
1.86 kristaps 1489: if (MDOC_BLOCK != n->type)
1.1 kristaps 1490: return(1);
1491: term_newln(p);
1.157 kristaps 1492: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1493: return(1);
1494: }
1495:
1496:
1497: /* ARGSUSED */
1498: static void
1499: termp_d1_post(DECL_ARGS)
1500: {
1501:
1.86 kristaps 1502: if (MDOC_BLOCK != n->type)
1.1 kristaps 1503: return;
1504: term_newln(p);
1505: }
1506:
1507:
1508: /* ARGSUSED */
1509: static int
1510: termp_ft_pre(DECL_ARGS)
1511: {
1512:
1.141 kristaps 1513: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1514: synopsis_pre(p, n);
1.102 kristaps 1515: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1516: return(1);
1517: }
1518:
1519:
1520: /* ARGSUSED */
1521: static int
1522: termp_fn_pre(DECL_ARGS)
1523: {
1.86 kristaps 1524: const struct mdoc_node *nn;
1.1 kristaps 1525:
1.143 kristaps 1526: synopsis_pre(p, n);
1.139 kristaps 1527:
1.102 kristaps 1528: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1529: term_word(p, n->child->string);
1.102 kristaps 1530: term_fontpop(p);
1.1 kristaps 1531:
1532: p->flags |= TERMP_NOSPACE;
1533: term_word(p, "(");
1534:
1.86 kristaps 1535: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1536: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1537: term_word(p, nn->string);
1.102 kristaps 1538: term_fontpop(p);
1539:
1.86 kristaps 1540: if (nn->next)
1.1 kristaps 1541: term_word(p, ",");
1542: }
1543:
1544: term_word(p, ")");
1545:
1.160 kristaps 1546: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1547: term_word(p, ";");
1548:
1549: return(0);
1550: }
1551:
1552:
1553: /* ARGSUSED */
1554: static int
1555: termp_fa_pre(DECL_ARGS)
1556: {
1.86 kristaps 1557: const struct mdoc_node *nn;
1.1 kristaps 1558:
1.86 kristaps 1559: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1560: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1561: return(1);
1562: }
1563:
1.86 kristaps 1564: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1565: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1566: term_word(p, nn->string);
1.102 kristaps 1567: term_fontpop(p);
1568:
1.86 kristaps 1569: if (nn->next)
1.1 kristaps 1570: term_word(p, ",");
1571: }
1572:
1.86 kristaps 1573: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1574: term_word(p, ",");
1575:
1576: return(0);
1577: }
1578:
1579:
1580: /* ARGSUSED */
1581: static int
1582: termp_bd_pre(DECL_ARGS)
1583: {
1.179 kristaps 1584: size_t tabwidth, rm, rmax;
1.85 kristaps 1585: const struct mdoc_node *nn;
1.1 kristaps 1586:
1.86 kristaps 1587: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1588: print_bvspace(p, n, n);
1.54 kristaps 1589: return(1);
1.116 kristaps 1590: } else if (MDOC_HEAD == n->type)
1591: return(0);
1.1 kristaps 1592:
1.202 kristaps 1593: if (n->norm->Bd.offs)
1594: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1595:
1596: /*
1597: * If -ragged or -filled are specified, the block does nothing
1598: * but change the indentation. If -unfilled or -literal are
1599: * specified, text is printed exactly as entered in the display:
1600: * for macro lines, a newline is appended to the line. Blank
1601: * lines are allowed.
1602: */
1.60 kristaps 1603:
1.202 kristaps 1604: if (DISP_literal != n->norm->Bd.type &&
1605: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1606: return(1);
1607:
1.129 schwarze 1608: tabwidth = p->tabwidth;
1.208 kristaps 1609: if (DISP_literal == n->norm->Bd.type)
1610: p->tabwidth = term_len(p, 8);
1611:
1.119 kristaps 1612: rm = p->rmargin;
1613: rmax = p->maxrmargin;
1.120 kristaps 1614: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1615:
1.86 kristaps 1616: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1617: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1618: /*
1619: * If the printed node flushes its own line, then we
1620: * needn't do it here as well. This is hacky, but the
1621: * notion of selective eoln whitespace is pretty dumb
1622: * anyway, so don't sweat it.
1623: */
1624: switch (nn->tok) {
1.193 kristaps 1625: case (MDOC_Sm):
1626: /* FALLTHROUGH */
1.190 kristaps 1627: case (MDOC_br):
1628: /* FALLTHROUGH */
1629: case (MDOC_sp):
1630: /* FALLTHROUGH */
1631: case (MDOC_Bl):
1.196 kristaps 1632: /* FALLTHROUGH */
1633: case (MDOC_D1):
1634: /* FALLTHROUGH */
1635: case (MDOC_Dl):
1.190 kristaps 1636: /* FALLTHROUGH */
1637: case (MDOC_Lp):
1638: /* FALLTHROUGH */
1639: case (MDOC_Pp):
1640: continue;
1641: default:
1642: break;
1643: }
1.180 schwarze 1644: if (nn->next && nn->next->line == nn->line)
1645: continue;
1646: term_flushln(p);
1647: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1648: }
1.147 kristaps 1649:
1.129 schwarze 1650: p->tabwidth = tabwidth;
1.119 kristaps 1651: p->rmargin = rm;
1652: p->maxrmargin = rmax;
1.1 kristaps 1653: return(0);
1654: }
1655:
1656:
1657: /* ARGSUSED */
1658: static void
1659: termp_bd_post(DECL_ARGS)
1660: {
1.119 kristaps 1661: size_t rm, rmax;
1.1 kristaps 1662:
1.86 kristaps 1663: if (MDOC_BODY != n->type)
1.1 kristaps 1664: return;
1.118 kristaps 1665:
1.119 kristaps 1666: rm = p->rmargin;
1667: rmax = p->maxrmargin;
1.118 kristaps 1668:
1.202 kristaps 1669: if (DISP_literal == n->norm->Bd.type ||
1670: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1671: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1672:
1.60 kristaps 1673: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1674: term_newln(p);
1.118 kristaps 1675:
1.119 kristaps 1676: p->rmargin = rm;
1677: p->maxrmargin = rmax;
1.1 kristaps 1678: }
1679:
1680:
1681: /* ARGSUSED */
1.211 kristaps 1682: static int
1683: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1684: {
1685:
1.211 kristaps 1686: if (NULL != (n = n->child)) {
1687: term_word(p, n->string);
1688: p->flags |= TERMP_NOSPACE;
1689: term_word(p, "BSD");
1690: } else {
1691: term_word(p, "BSD");
1692: return(0);
1693: }
1694:
1695: if (NULL != (n = n->next)) {
1696: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1697: term_word(p, "-");
1.1 kristaps 1698: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1699: term_word(p, n->string);
1.211 kristaps 1700: }
1701:
1702: return(0);
1.1 kristaps 1703: }
1704:
1705:
1706: /* ARGSUSED */
1707: static int
1.26 kristaps 1708: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1709: {
1.26 kristaps 1710: const char *pp;
1.1 kristaps 1711:
1.26 kristaps 1712: pp = NULL;
1.86 kristaps 1713: switch (n->tok) {
1.26 kristaps 1714: case (MDOC_Bsx):
1.194 schwarze 1715: pp = "BSD/OS";
1.26 kristaps 1716: break;
1717: case (MDOC_Dx):
1.100 kristaps 1718: pp = "DragonFly";
1.26 kristaps 1719: break;
1720: case (MDOC_Fx):
1721: pp = "FreeBSD";
1722: break;
1723: case (MDOC_Nx):
1724: pp = "NetBSD";
1725: break;
1726: case (MDOC_Ox):
1727: pp = "OpenBSD";
1728: break;
1729: case (MDOC_Ux):
1730: pp = "UNIX";
1731: break;
1732: default:
1733: break;
1734: }
1.1 kristaps 1735:
1.26 kristaps 1736: term_word(p, pp);
1.214 kristaps 1737: if (n->child) {
1738: p->flags |= TERMP_KEEP;
1739: term_word(p, n->child->string);
1740: p->flags &= ~TERMP_KEEP;
1741: }
1742: return(0);
1.1 kristaps 1743: }
1744:
1745:
1746: /* ARGSUSED */
1747: static int
1.192 schwarze 1748: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1749: {
1750:
1751: p->flags |= TERMP_IGNDELIM;
1752: return(1);
1753: }
1754:
1755:
1756: /* ARGSUSED */
1757: static void
1758: termp_pf_post(DECL_ARGS)
1759: {
1760:
1761: p->flags |= TERMP_NOSPACE;
1762: }
1763:
1764:
1765: /* ARGSUSED */
1766: static int
1767: termp_ss_pre(DECL_ARGS)
1768: {
1769:
1.86 kristaps 1770: switch (n->type) {
1.1 kristaps 1771: case (MDOC_BLOCK):
1772: term_newln(p);
1.86 kristaps 1773: if (n->prev)
1.1 kristaps 1774: term_vspace(p);
1775: break;
1776: case (MDOC_HEAD):
1.102 kristaps 1777: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1778: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1779: break;
1780: default:
1781: break;
1782: }
1783:
1784: return(1);
1785: }
1786:
1787:
1788: /* ARGSUSED */
1789: static void
1790: termp_ss_post(DECL_ARGS)
1791: {
1792:
1.86 kristaps 1793: if (MDOC_HEAD == n->type)
1.1 kristaps 1794: term_newln(p);
1795: }
1796:
1797:
1798: /* ARGSUSED */
1799: static int
1800: termp_cd_pre(DECL_ARGS)
1801: {
1802:
1.143 kristaps 1803: synopsis_pre(p, n);
1.102 kristaps 1804: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1805: return(1);
1806: }
1807:
1808:
1809: /* ARGSUSED */
1810: static int
1811: termp_in_pre(DECL_ARGS)
1812: {
1.142 schwarze 1813:
1.143 kristaps 1814: synopsis_pre(p, n);
1.1 kristaps 1815:
1.160 kristaps 1816: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1817: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1818: term_word(p, "#include");
1.138 kristaps 1819: term_word(p, "<");
1820: } else {
1821: term_word(p, "<");
1822: term_fontpush(p, TERMFONT_UNDER);
1823: }
1.22 kristaps 1824:
1.1 kristaps 1825: p->flags |= TERMP_NOSPACE;
1826: return(1);
1827: }
1828:
1829:
1830: /* ARGSUSED */
1831: static void
1832: termp_in_post(DECL_ARGS)
1833: {
1834:
1.160 kristaps 1835: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1836: term_fontpush(p, TERMFONT_BOLD);
1837:
1.79 kristaps 1838: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1839: term_word(p, ">");
1840:
1.160 kristaps 1841: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1842: term_fontpop(p);
1.1 kristaps 1843: }
1844:
1845:
1846: /* ARGSUSED */
1847: static int
1.45 kristaps 1848: termp_sp_pre(DECL_ARGS)
1849: {
1.91 kristaps 1850: size_t i, len;
1.45 kristaps 1851:
1.86 kristaps 1852: switch (n->tok) {
1.76 kristaps 1853: case (MDOC_sp):
1.157 kristaps 1854: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1855: break;
1856: case (MDOC_br):
1857: len = 0;
1858: break;
1859: default:
1860: len = 1;
1861: break;
1.45 kristaps 1862: }
1863:
1864: if (0 == len)
1865: term_newln(p);
1866: for (i = 0; i < len; i++)
1867: term_vspace(p);
1868:
1869: return(0);
1870: }
1871:
1872:
1.189 kristaps 1873: /* ARGSUSED */
1.45 kristaps 1874: static int
1.188 kristaps 1875: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1876: {
1877:
1.203 kristaps 1878: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1879: return(1);
1880:
1.188 kristaps 1881: switch (n->tok) {
1882: case (MDOC_Ao):
1883: /* FALLTHROUGH */
1884: case (MDOC_Aq):
1885: term_word(p, "<");
1886: break;
1887: case (MDOC_Bro):
1888: /* FALLTHROUGH */
1889: case (MDOC_Brq):
1890: term_word(p, "{");
1891: break;
1892: case (MDOC_Oo):
1893: /* FALLTHROUGH */
1894: case (MDOC_Op):
1895: /* FALLTHROUGH */
1896: case (MDOC_Bo):
1897: /* FALLTHROUGH */
1898: case (MDOC_Bq):
1899: term_word(p, "[");
1900: break;
1901: case (MDOC_Do):
1902: /* FALLTHROUGH */
1903: case (MDOC_Dq):
1904: term_word(p, "``");
1905: break;
1906: case (MDOC_Po):
1907: /* FALLTHROUGH */
1908: case (MDOC_Pq):
1909: term_word(p, "(");
1910: break;
1.205 kristaps 1911: case (MDOC__T):
1912: /* FALLTHROUGH */
1.188 kristaps 1913: case (MDOC_Qo):
1914: /* FALLTHROUGH */
1915: case (MDOC_Qq):
1916: term_word(p, "\"");
1917: break;
1918: case (MDOC_Ql):
1919: /* FALLTHROUGH */
1920: case (MDOC_So):
1921: /* FALLTHROUGH */
1922: case (MDOC_Sq):
1923: term_word(p, "`");
1924: break;
1925: default:
1926: abort();
1927: /* NOTREACHED */
1928: }
1.1 kristaps 1929:
1930: p->flags |= TERMP_NOSPACE;
1931: return(1);
1932: }
1933:
1934:
1.189 kristaps 1935: /* ARGSUSED */
1.1 kristaps 1936: static void
1.188 kristaps 1937: termp_quote_post(DECL_ARGS)
1.1 kristaps 1938: {
1939:
1.203 kristaps 1940: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1941: return;
1942:
1943: p->flags |= TERMP_NOSPACE;
1944:
1.188 kristaps 1945: switch (n->tok) {
1946: case (MDOC_Ao):
1947: /* FALLTHROUGH */
1948: case (MDOC_Aq):
1949: term_word(p, ">");
1950: break;
1951: case (MDOC_Bro):
1952: /* FALLTHROUGH */
1953: case (MDOC_Brq):
1954: term_word(p, "}");
1955: break;
1956: case (MDOC_Oo):
1957: /* FALLTHROUGH */
1958: case (MDOC_Op):
1959: /* FALLTHROUGH */
1960: case (MDOC_Bo):
1961: /* FALLTHROUGH */
1962: case (MDOC_Bq):
1963: term_word(p, "]");
1964: break;
1965: case (MDOC_Do):
1966: /* FALLTHROUGH */
1967: case (MDOC_Dq):
1968: term_word(p, "''");
1969: break;
1970: case (MDOC_Po):
1971: /* FALLTHROUGH */
1972: case (MDOC_Pq):
1973: term_word(p, ")");
1974: break;
1.205 kristaps 1975: case (MDOC__T):
1976: /* FALLTHROUGH */
1.188 kristaps 1977: case (MDOC_Qo):
1978: /* FALLTHROUGH */
1979: case (MDOC_Qq):
1980: term_word(p, "\"");
1981: break;
1982: case (MDOC_Ql):
1983: /* FALLTHROUGH */
1984: case (MDOC_So):
1985: /* FALLTHROUGH */
1986: case (MDOC_Sq):
1987: term_word(p, "'");
1988: break;
1989: default:
1990: abort();
1991: /* NOTREACHED */
1992: }
1.1 kristaps 1993: }
1994:
1995:
1996: /* ARGSUSED */
1997: static int
1998: termp_fo_pre(DECL_ARGS)
1999: {
2000:
1.141 kristaps 2001: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2002: synopsis_pre(p, n);
1.141 kristaps 2003: return(1);
2004: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2005: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2006: term_word(p, "(");
2007: return(1);
1.141 kristaps 2008: }
2009:
1.169 kristaps 2010: if (NULL == n->child)
2011: return(0);
2012:
1.141 kristaps 2013: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2014:
1.141 kristaps 2015: assert(n->child->string);
1.102 kristaps 2016: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2017: term_word(p, n->child->string);
1.1 kristaps 2018: return(0);
2019: }
2020:
2021:
2022: /* ARGSUSED */
2023: static void
2024: termp_fo_post(DECL_ARGS)
2025: {
2026:
1.143 kristaps 2027: if (MDOC_BODY != n->type)
2028: return;
2029:
2030: term_word(p, ")");
2031:
1.188 kristaps 2032: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 2033: term_word(p, ";");
1.1 kristaps 2034: }
2035:
2036:
2037: /* ARGSUSED */
2038: static int
2039: termp_bf_pre(DECL_ARGS)
2040: {
2041:
1.86 kristaps 2042: if (MDOC_HEAD == n->type)
1.1 kristaps 2043: return(0);
1.86 kristaps 2044: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2045: return(1);
2046:
1.202 kristaps 2047: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2048: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2049: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2050: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2051: else
1.102 kristaps 2052: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2053:
2054: return(1);
2055: }
2056:
2057:
2058: /* ARGSUSED */
2059: static int
2060: termp_sm_pre(DECL_ARGS)
2061: {
2062:
1.86 kristaps 2063: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2064: if (0 == strcmp("on", n->child->string)) {
2065: if (p->col)
2066: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2067: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2068: } else
1.1 kristaps 2069: p->flags |= TERMP_NONOSPACE;
2070:
2071: return(0);
2072: }
2073:
2074:
2075: /* ARGSUSED */
2076: static int
2077: termp_ap_pre(DECL_ARGS)
2078: {
2079:
2080: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2081: term_word(p, "'");
1.1 kristaps 2082: p->flags |= TERMP_NOSPACE;
2083: return(1);
2084: }
2085:
2086:
2087: /* ARGSUSED */
2088: static void
2089: termp____post(DECL_ARGS)
2090: {
1.184 kristaps 2091:
2092: /*
2093: * Handle lists of authors. In general, print each followed by
2094: * a comma. Don't print the comma if there are only two
2095: * authors.
2096: */
2097: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2098: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2099: if (NULL == n->prev || MDOC__A != n->prev->tok)
2100: return;
1.1 kristaps 2101:
1.95 kristaps 2102: /* TODO: %U. */
2103:
1.187 kristaps 2104: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2105: return;
2106:
1.186 kristaps 2107: if (NULL == n->next) {
2108: term_word(p, ".");
2109: p->flags |= TERMP_SENTENCE;
2110: } else
2111: term_word(p, ",");
1.1 kristaps 2112: }
2113:
2114:
2115: /* ARGSUSED */
2116: static int
1.102 kristaps 2117: termp_li_pre(DECL_ARGS)
2118: {
2119:
2120: term_fontpush(p, TERMFONT_NONE);
2121: return(1);
2122: }
2123:
2124:
2125: /* ARGSUSED */
2126: static int
1.1 kristaps 2127: termp_lk_pre(DECL_ARGS)
2128: {
1.181 kristaps 2129: const struct mdoc_node *nn, *sv;
1.1 kristaps 2130:
1.102 kristaps 2131: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2132:
2133: nn = sv = n->child;
1.96 kristaps 2134:
1.195 kristaps 2135: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2136: return(1);
2137:
1.181 kristaps 2138: for (nn = nn->next; nn; nn = nn->next)
2139: term_word(p, nn->string);
2140:
1.102 kristaps 2141: term_fontpop(p);
1.96 kristaps 2142:
1.1 kristaps 2143: term_word(p, ":");
2144:
1.102 kristaps 2145: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2146: term_word(p, sv->string);
1.102 kristaps 2147: term_fontpop(p);
1.12 kristaps 2148:
1.1 kristaps 2149: return(0);
2150: }
2151:
1.159 schwarze 2152:
2153: /* ARGSUSED */
2154: static int
2155: termp_bk_pre(DECL_ARGS)
2156: {
2157:
1.161 schwarze 2158: switch (n->type) {
2159: case (MDOC_BLOCK):
1.166 kristaps 2160: break;
1.161 schwarze 2161: case (MDOC_HEAD):
2162: return(0);
2163: case (MDOC_BODY):
1.200 schwarze 2164: if (n->parent->args || 0 == n->prev->nchild)
2165: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2166: break;
1.161 schwarze 2167: default:
2168: abort();
1.166 kristaps 2169: /* NOTREACHED */
1.161 schwarze 2170: }
1.166 kristaps 2171:
2172: return(1);
1.159 schwarze 2173: }
2174:
2175:
2176: /* ARGSUSED */
2177: static void
2178: termp_bk_post(DECL_ARGS)
2179: {
2180:
1.161 schwarze 2181: if (MDOC_BODY == n->type)
2182: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2183: }
2184:
2185: /* ARGSUSED */
2186: static void
2187: termp__t_post(DECL_ARGS)
2188: {
2189:
2190: /*
2191: * If we're in an `Rs' and there's a journal present, then quote
2192: * us instead of underlining us (for disambiguation).
2193: */
1.204 kristaps 2194: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2195: n->parent->norm->Rs.quote_T)
1.203 kristaps 2196: termp_quote_post(p, pair, m, n);
2197:
2198: termp____post(p, pair, m, n);
2199: }
2200:
2201: /* ARGSUSED */
2202: static int
2203: termp__t_pre(DECL_ARGS)
2204: {
2205:
2206: /*
2207: * If we're in an `Rs' and there's a journal present, then quote
2208: * us instead of underlining us (for disambiguation).
2209: */
2210: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2211: n->parent->norm->Rs.quote_T)
1.203 kristaps 2212: return(termp_quote_pre(p, pair, m, n));
2213:
2214: term_fontpush(p, TERMFONT_UNDER);
2215: return(1);
1.159 schwarze 2216: }
1.1 kristaps 2217:
2218: /* ARGSUSED */
2219: static int
1.69 kristaps 2220: termp_under_pre(DECL_ARGS)
1.1 kristaps 2221: {
2222:
1.102 kristaps 2223: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2224: return(1);
2225: }
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