Annotation of mandoc/mdoc_term.c, Revision 1.220
1.220 ! schwarze 1: /* $Id: mdoc_term.c,v 1.219 2011/02/09 09:52:47 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):
1.219 kristaps 358: term_word(p, n->eqn->data);
1.217 schwarze 359: break;
360: case (MDOC_TBL):
361: term_tbl(p, n->span);
362: break;
363: default:
364: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
365: chld = (*termacts[n->tok].pre)
366: (p, &npair, m, n);
367: break;
368: }
369:
1.86 kristaps 370: if (chld && n->child)
1.102 kristaps 371: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 372:
1.102 kristaps 373: term_fontpopq(p, font);
1.46 kristaps 374:
1.206 kristaps 375: switch (n->type) {
376: case (MDOC_TEXT):
377: break;
378: case (MDOC_TBL):
1.216 kristaps 379: break;
380: case (MDOC_EQN):
1.206 kristaps 381: break;
382: default:
383: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
384: break;
1.165 kristaps 385: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 386:
387: /*
388: * Explicit end tokens not only call the post
389: * handler, but also tell the respective block
390: * that it must not call the post handler again.
391: */
1.165 kristaps 392: if (ENDBODY_NOT != n->end)
1.162 schwarze 393: n->pending->flags |= MDOC_ENDED;
394:
395: /*
396: * End of line terminating an implicit block
397: * while an explicit block is still open.
398: * Continue the explicit block without spacing.
399: */
400: if (ENDBODY_NOSPACE == n->end)
401: p->flags |= TERMP_NOSPACE;
1.206 kristaps 402: break;
1.162 schwarze 403: }
1.121 kristaps 404:
405: if (MDOC_EOS & n->flags)
406: p->flags |= TERMP_SENTENCE;
1.29 kristaps 407:
408: p->offset = offset;
1.30 kristaps 409: p->rmargin = rmargin;
1.1 kristaps 410: }
411:
412:
1.3 kristaps 413: static void
1.145 kristaps 414: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 415: {
1.144 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:
1.1 kristaps 430: term_vspace(p);
431:
1.9 kristaps 432: p->offset = 0;
1.157 kristaps 433: p->rmargin = (p->maxrmargin -
1.220 ! schwarze 434: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 435: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
436:
1.220 ! schwarze 437: term_word(p, m->os);
1.1 kristaps 438: term_flushln(p);
439:
1.9 kristaps 440: p->offset = p->rmargin;
1.220 ! schwarze 441: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.1 kristaps 442: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 443:
1.220 ! schwarze 444: term_word(p, m->date);
1.9 kristaps 445: term_flushln(p);
446:
1.1 kristaps 447: p->offset = p->rmargin;
448: p->rmargin = p->maxrmargin;
449: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 450: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 451:
1.220 ! schwarze 452: term_word(p, m->os);
1.1 kristaps 453: term_flushln(p);
454:
1.9 kristaps 455: p->offset = 0;
456: p->rmargin = p->maxrmargin;
457: p->flags = 0;
1.1 kristaps 458: }
459:
460:
1.3 kristaps 461: static void
1.144 kristaps 462: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 463: {
1.98 kristaps 464: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 465: const struct mdoc_meta *m;
466:
467: m = (const struct mdoc_meta *)arg;
1.1 kristaps 468:
469: p->rmargin = p->maxrmargin;
470: p->offset = 0;
471:
472: /*
473: * The header is strange. It has three components, which are
474: * really two with the first duplicated. It goes like this:
475: *
476: * IDENTIFIER TITLE IDENTIFIER
477: *
478: * The IDENTIFIER is NAME(SECTION), which is the command-name
479: * (if given, or "unknown" if not) followed by the manual page
480: * section. These are given in `Dt'. The TITLE is a free-form
481: * string depending on the manual volume. If not specified, it
482: * switches on the manual section.
483: */
484:
1.86 kristaps 485: assert(m->vol);
1.98 kristaps 486: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 487:
1.86 kristaps 488: if (m->arch) {
1.98 kristaps 489: strlcat(buf, " (", BUFSIZ);
490: strlcat(buf, m->arch, BUFSIZ);
491: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 492: }
493:
1.124 kristaps 494: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 495:
496: p->offset = 0;
1.157 kristaps 497: p->rmargin = (p->maxrmargin -
498: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 499: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
500:
501: term_word(p, title);
502: term_flushln(p);
503:
504: p->offset = p->rmargin;
1.157 kristaps 505: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 506: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 507:
508: term_word(p, buf);
509: term_flushln(p);
510:
511: p->offset = p->rmargin;
512: p->rmargin = p->maxrmargin;
513: p->flags &= ~TERMP_NOBREAK;
514: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
515:
516: term_word(p, title);
517: term_flushln(p);
518:
1.9 kristaps 519: p->offset = 0;
1.1 kristaps 520: p->rmargin = p->maxrmargin;
521: p->flags &= ~TERMP_NOSPACE;
522: }
523:
524:
525: static size_t
1.157 kristaps 526: a2height(const struct termp *p, const char *v)
1.1 kristaps 527: {
1.92 kristaps 528: struct roffsu su;
1.91 kristaps 529:
1.157 kristaps 530: assert(v);
531: if ( ! a2roffsu(v, &su, SCALE_VS))
532: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 533:
1.157 kristaps 534: return(term_vspan(p, &su));
1.91 kristaps 535: }
1.1 kristaps 536:
1.40 kristaps 537:
1.91 kristaps 538: static size_t
1.157 kristaps 539: a2width(const struct termp *p, const char *v)
1.91 kristaps 540: {
1.92 kristaps 541: struct roffsu su;
1.1 kristaps 542:
1.154 kristaps 543: assert(v);
544: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 545: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 546:
1.157 kristaps 547: return(term_hspan(p, &su));
1.1 kristaps 548: }
549:
550:
551: static size_t
1.157 kristaps 552: a2offs(const struct termp *p, const char *v)
1.1 kristaps 553: {
1.92 kristaps 554: struct roffsu su;
1.1 kristaps 555:
1.148 kristaps 556: if ('\0' == *v)
1.91 kristaps 557: return(0);
1.148 kristaps 558: else if (0 == strcmp(v, "left"))
1.19 kristaps 559: return(0);
1.148 kristaps 560: else if (0 == strcmp(v, "indent"))
1.157 kristaps 561: return(term_len(p, INDENT + 1));
1.148 kristaps 562: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 563: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 564: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 565: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 566:
1.157 kristaps 567: return(term_hspan(p, &su));
1.1 kristaps 568: }
569:
570:
1.108 kristaps 571: /*
572: * Determine how much space to print out before block elements of `It'
573: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
574: * too.
575: */
1.54 kristaps 576: static void
1.151 kristaps 577: print_bvspace(struct termp *p,
578: const struct mdoc_node *bl,
579: const struct mdoc_node *n)
1.1 kristaps 580: {
1.86 kristaps 581: const struct mdoc_node *nn;
1.1 kristaps 582:
583: term_newln(p);
1.150 kristaps 584:
1.202 kristaps 585: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 586: return;
1.202 kristaps 587: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 588: return;
589:
1.85 kristaps 590: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 591:
1.86 kristaps 592: for (nn = n; nn; nn = nn->parent) {
593: if (MDOC_BLOCK != nn->type)
1.1 kristaps 594: continue;
1.86 kristaps 595: if (MDOC_Ss == nn->tok)
1.54 kristaps 596: return;
1.86 kristaps 597: if (MDOC_Sh == nn->tok)
1.54 kristaps 598: return;
1.86 kristaps 599: if (NULL == nn->prev)
1.1 kristaps 600: continue;
601: break;
602: }
603:
1.85 kristaps 604: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 605:
1.202 kristaps 606: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 607: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 608: return;
609:
1.85 kristaps 610: /* A `-diag' without body does not vspace. */
611:
1.202 kristaps 612: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 613: if (n->prev && MDOC_It == n->prev->tok) {
614: assert(n->prev->body);
615: if (NULL == n->prev->body->child)
1.55 kristaps 616: return;
617: }
618:
1.54 kristaps 619: term_vspace(p);
1.1 kristaps 620: }
621:
622:
623: /* ARGSUSED */
624: static int
625: termp_it_pre(DECL_ARGS)
626: {
1.86 kristaps 627: const struct mdoc_node *bl, *nn;
1.1 kristaps 628: char buf[7];
1.170 kristaps 629: int i;
1.108 kristaps 630: size_t width, offset, ncols, dcol;
1.126 kristaps 631: enum mdoc_list type;
1.1 kristaps 632:
1.86 kristaps 633: if (MDOC_BLOCK == n->type) {
1.151 kristaps 634: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 635: return(1);
636: }
1.1 kristaps 637:
1.86 kristaps 638: bl = n->parent->parent->parent;
1.202 kristaps 639: type = bl->norm->Bl.type;
1.1 kristaps 640:
1.108 kristaps 641: /*
642: * First calculate width and offset. This is pretty easy unless
643: * we're a -column list, in which case all prior columns must
644: * be accounted for.
645: */
646:
647: width = offset = 0;
648:
1.202 kristaps 649: if (bl->norm->Bl.offs)
650: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 651:
1.1 kristaps 652: switch (type) {
1.126 kristaps 653: case (LIST_column):
1.134 kristaps 654: if (MDOC_HEAD == n->type)
1.1 kristaps 655: break;
1.155 kristaps 656:
1.105 kristaps 657: /*
1.108 kristaps 658: * Imitate groff's column handling:
659: * - For each earlier column, add its width.
660: * - For less than 5 columns, add four more blanks per
661: * column.
662: * - For exactly 5 columns, add three more blank per
663: * column.
664: * - For more than 5 columns, add only one column.
1.105 kristaps 665: */
1.202 kristaps 666: ncols = bl->norm->Bl.ncols;
1.170 kristaps 667:
1.108 kristaps 668: /* LINTED */
1.157 kristaps 669: dcol = ncols < 5 ? term_len(p, 4) :
670: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 671:
1.134 kristaps 672: /*
673: * Calculate the offset by applying all prior MDOC_BODY,
674: * so we stop at the MDOC_HEAD (NULL == nn->prev).
675: */
676:
1.108 kristaps 677: for (i = 0, nn = n->prev;
1.134 kristaps 678: nn->prev && i < (int)ncols;
1.108 kristaps 679: nn = nn->prev, i++)
680: offset += dcol + a2width
1.202 kristaps 681: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 682:
683: /*
1.108 kristaps 684: * When exceeding the declared number of columns, leave
685: * the remaining widths at 0. This will later be
686: * adjusted to the default width of 10, or, for the last
687: * column, stretched to the right margin.
1.58 kristaps 688: */
1.108 kristaps 689: if (i >= (int)ncols)
690: break;
1.58 kristaps 691:
1.105 kristaps 692: /*
1.108 kristaps 693: * Use the declared column widths, extended as explained
694: * in the preceding paragraph.
1.105 kristaps 695: */
1.202 kristaps 696: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 697: break;
698: default:
1.202 kristaps 699: if (NULL == bl->norm->Bl.width)
1.108 kristaps 700: break;
701:
702: /*
703: * Note: buffer the width by 2, which is groff's magic
704: * number for buffering single arguments. See the above
705: * handling for column for how this changes.
706: */
1.202 kristaps 707: assert(bl->norm->Bl.width);
708: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 709: break;
710: }
711:
712: /*
713: * List-type can override the width in the case of fixed-head
714: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 715: * offset.
1.1 kristaps 716: */
717:
718: switch (type) {
1.126 kristaps 719: case (LIST_bullet):
1.1 kristaps 720: /* FALLTHROUGH */
1.126 kristaps 721: case (LIST_dash):
1.1 kristaps 722: /* FALLTHROUGH */
1.126 kristaps 723: case (LIST_hyphen):
1.157 kristaps 724: if (width < term_len(p, 4))
725: width = term_len(p, 4);
1.1 kristaps 726: break;
1.126 kristaps 727: case (LIST_enum):
1.157 kristaps 728: if (width < term_len(p, 5))
729: width = term_len(p, 5);
1.17 kristaps 730: break;
1.126 kristaps 731: case (LIST_hang):
1.39 kristaps 732: if (0 == width)
1.157 kristaps 733: width = term_len(p, 8);
1.39 kristaps 734: break;
1.126 kristaps 735: case (LIST_column):
1.49 kristaps 736: /* FALLTHROUGH */
1.126 kristaps 737: case (LIST_tag):
1.1 kristaps 738: if (0 == width)
1.157 kristaps 739: width = term_len(p, 10);
1.1 kristaps 740: break;
741: default:
742: break;
743: }
744:
745: /*
1.17 kristaps 746: * Whitespace control. Inset bodies need an initial space,
747: * while diagonal bodies need two.
1.1 kristaps 748: */
749:
1.51 kristaps 750: p->flags |= TERMP_NOSPACE;
751:
1.1 kristaps 752: switch (type) {
1.126 kristaps 753: case (LIST_diag):
1.86 kristaps 754: if (MDOC_BODY == n->type)
1.62 kristaps 755: term_word(p, "\\ \\ ");
1.51 kristaps 756: break;
1.126 kristaps 757: case (LIST_inset):
1.86 kristaps 758: if (MDOC_BODY == n->type)
1.51 kristaps 759: term_word(p, "\\ ");
1.1 kristaps 760: break;
761: default:
762: break;
763: }
764:
1.51 kristaps 765: p->flags |= TERMP_NOSPACE;
766:
1.1 kristaps 767: switch (type) {
1.126 kristaps 768: case (LIST_diag):
1.86 kristaps 769: if (MDOC_HEAD == n->type)
1.102 kristaps 770: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 771: break;
772: default:
773: break;
774: }
775:
776: /*
1.109 kristaps 777: * Pad and break control. This is the tricky part. These flags
778: * are documented in term_flushln() in term.c. Note that we're
779: * going to unset all of these flags in termp_it_post() when we
780: * exit.
1.1 kristaps 781: */
782:
783: switch (type) {
1.126 kristaps 784: case (LIST_bullet):
1.1 kristaps 785: /* FALLTHROUGH */
1.126 kristaps 786: case (LIST_dash):
1.1 kristaps 787: /* FALLTHROUGH */
1.126 kristaps 788: case (LIST_enum):
1.1 kristaps 789: /* FALLTHROUGH */
1.126 kristaps 790: case (LIST_hyphen):
1.86 kristaps 791: if (MDOC_HEAD == n->type)
1.39 kristaps 792: p->flags |= TERMP_NOBREAK;
793: else
794: p->flags |= TERMP_NOLPAD;
795: break;
1.126 kristaps 796: case (LIST_hang):
1.86 kristaps 797: if (MDOC_HEAD == n->type)
1.39 kristaps 798: p->flags |= TERMP_NOBREAK;
799: else
800: p->flags |= TERMP_NOLPAD;
801:
1.86 kristaps 802: if (MDOC_HEAD != n->type)
1.59 kristaps 803: break;
804:
805: /*
806: * This is ugly. If `-hang' is specified and the body
807: * is a `Bl' or `Bd', then we want basically to nullify
808: * the "overstep" effect in term_flushln() and treat
809: * this as a `-ohang' list instead.
810: */
1.86 kristaps 811: if (n->next->child &&
812: (MDOC_Bl == n->next->child->tok ||
813: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 814: p->flags &= ~TERMP_NOBREAK;
815: p->flags &= ~TERMP_NOLPAD;
816: } else
1.39 kristaps 817: p->flags |= TERMP_HANG;
818: break;
1.126 kristaps 819: case (LIST_tag):
1.86 kristaps 820: if (MDOC_HEAD == n->type)
1.51 kristaps 821: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 822: else
823: p->flags |= TERMP_NOLPAD;
1.38 kristaps 824:
1.86 kristaps 825: if (MDOC_HEAD != n->type)
1.39 kristaps 826: break;
1.86 kristaps 827: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 828: p->flags |= TERMP_DANGLE;
1.1 kristaps 829: break;
1.126 kristaps 830: case (LIST_column):
1.134 kristaps 831: if (MDOC_HEAD == n->type)
832: break;
833:
834: if (NULL == n->next)
835: p->flags &= ~TERMP_NOBREAK;
836: else
837: p->flags |= TERMP_NOBREAK;
838:
839: assert(n->prev);
840: if (MDOC_BODY == n->prev->type)
841: p->flags |= TERMP_NOLPAD;
842:
1.1 kristaps 843: break;
1.126 kristaps 844: case (LIST_diag):
1.86 kristaps 845: if (MDOC_HEAD == n->type)
1.1 kristaps 846: p->flags |= TERMP_NOBREAK;
847: break;
848: default:
849: break;
850: }
851:
852: /*
853: * Margin control. Set-head-width lists have their right
854: * margins shortened. The body for these lists has the offset
855: * necessarily lengthened. Everybody gets the offset.
856: */
857:
858: p->offset += offset;
859:
860: switch (type) {
1.126 kristaps 861: case (LIST_hang):
1.59 kristaps 862: /*
863: * Same stipulation as above, regarding `-hang'. We
864: * don't want to recalculate rmargin and offsets when
865: * using `Bd' or `Bl' within `-hang' overstep lists.
866: */
1.86 kristaps 867: if (MDOC_HEAD == n->type && n->next->child &&
868: (MDOC_Bl == n->next->child->tok ||
869: MDOC_Bd == n->next->child->tok))
1.59 kristaps 870: break;
871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_bullet):
1.1 kristaps 873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_dash):
1.1 kristaps 875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_enum):
1.1 kristaps 877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_hyphen):
1.1 kristaps 879: /* FALLTHROUGH */
1.126 kristaps 880: case (LIST_tag):
1.49 kristaps 881: assert(width);
1.86 kristaps 882: if (MDOC_HEAD == n->type)
1.1 kristaps 883: p->rmargin = p->offset + width;
884: else
885: p->offset += width;
886: break;
1.126 kristaps 887: case (LIST_column):
1.49 kristaps 888: assert(width);
1.1 kristaps 889: p->rmargin = p->offset + width;
1.50 kristaps 890: /*
891: * XXX - this behaviour is not documented: the
892: * right-most column is filled to the right margin.
893: */
1.134 kristaps 894: if (MDOC_HEAD == n->type)
895: break;
896: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 897: p->rmargin = p->maxrmargin;
1.1 kristaps 898: break;
899: default:
900: break;
901: }
902:
903: /*
904: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 905: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 906: */
907:
1.86 kristaps 908: if (MDOC_HEAD == n->type)
1.1 kristaps 909: switch (type) {
1.126 kristaps 910: case (LIST_bullet):
1.102 kristaps 911: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 912: term_word(p, "\\[bu]");
1.102 kristaps 913: term_fontpop(p);
1.1 kristaps 914: break;
1.126 kristaps 915: case (LIST_dash):
1.1 kristaps 916: /* FALLTHROUGH */
1.126 kristaps 917: case (LIST_hyphen):
1.102 kristaps 918: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 919: term_word(p, "\\(hy");
1.102 kristaps 920: term_fontpop(p);
1.1 kristaps 921: break;
1.126 kristaps 922: case (LIST_enum):
1.1 kristaps 923: (pair->ppair->ppair->count)++;
1.109 kristaps 924: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 925: pair->ppair->ppair->count);
926: term_word(p, buf);
927: break;
928: default:
929: break;
930: }
931:
932: /*
933: * If we're not going to process our children, indicate so here.
934: */
935:
936: switch (type) {
1.126 kristaps 937: case (LIST_bullet):
1.1 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_item):
1.1 kristaps 940: /* FALLTHROUGH */
1.126 kristaps 941: case (LIST_dash):
1.1 kristaps 942: /* FALLTHROUGH */
1.126 kristaps 943: case (LIST_hyphen):
1.1 kristaps 944: /* FALLTHROUGH */
1.126 kristaps 945: case (LIST_enum):
1.86 kristaps 946: if (MDOC_HEAD == n->type)
1.1 kristaps 947: return(0);
948: break;
1.126 kristaps 949: case (LIST_column):
1.134 kristaps 950: if (MDOC_HEAD == n->type)
1.1 kristaps 951: return(0);
952: break;
953: default:
954: break;
955: }
956:
957: return(1);
958: }
959:
960:
961: /* ARGSUSED */
962: static void
963: termp_it_post(DECL_ARGS)
964: {
1.126 kristaps 965: enum mdoc_list type;
1.1 kristaps 966:
1.109 kristaps 967: if (MDOC_BLOCK == n->type)
1.1 kristaps 968: return;
969:
1.202 kristaps 970: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 971:
972: switch (type) {
1.126 kristaps 973: case (LIST_item):
1.1 kristaps 974: /* FALLTHROUGH */
1.126 kristaps 975: case (LIST_diag):
1.53 kristaps 976: /* FALLTHROUGH */
1.126 kristaps 977: case (LIST_inset):
1.86 kristaps 978: if (MDOC_BODY == n->type)
1.130 schwarze 979: term_newln(p);
1.1 kristaps 980: break;
1.126 kristaps 981: case (LIST_column):
1.134 kristaps 982: if (MDOC_BODY == n->type)
1.1 kristaps 983: term_flushln(p);
984: break;
985: default:
1.130 schwarze 986: term_newln(p);
1.1 kristaps 987: break;
988: }
989:
1.109 kristaps 990: /*
991: * Now that our output is flushed, we can reset our tags. Since
992: * only `It' sets these flags, we're free to assume that nobody
993: * has munged them in the meanwhile.
994: */
995:
996: p->flags &= ~TERMP_DANGLE;
997: p->flags &= ~TERMP_NOBREAK;
998: p->flags &= ~TERMP_TWOSPACE;
999: p->flags &= ~TERMP_NOLPAD;
1000: p->flags &= ~TERMP_HANG;
1.1 kristaps 1001: }
1002:
1003:
1004: /* ARGSUSED */
1005: static int
1006: termp_nm_pre(DECL_ARGS)
1007: {
1008:
1.164 schwarze 1009: if (MDOC_BLOCK == n->type)
1010: return(1);
1011:
1012: if (MDOC_BODY == n->type) {
1013: if (NULL == n->child)
1014: return(0);
1015: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1016: p->offset += term_len(p, 1) +
1017: (NULL == n->prev->child ? term_strlen(p, m->name) :
1018: MDOC_TEXT == n->prev->child->type ?
1019: term_strlen(p, n->prev->child->string) :
1020: term_len(p, 5));
1021: return(1);
1022: }
1023:
1.125 kristaps 1024: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1025: return(0);
1.125 kristaps 1026:
1.177 schwarze 1027: if (MDOC_HEAD == n->type)
1028: synopsis_pre(p, n->parent);
1.102 kristaps 1029:
1.164 schwarze 1030: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1031: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1032: p->rmargin = p->offset + term_len(p, 1);
1033: if (NULL == n->child) {
1034: p->rmargin += term_strlen(p, m->name);
1035: } else if (MDOC_TEXT == n->child->type) {
1036: p->rmargin += term_strlen(p, n->child->string);
1037: if (n->child->next)
1038: p->flags |= TERMP_HANG;
1039: } else {
1040: p->rmargin += term_len(p, 5);
1041: p->flags |= TERMP_HANG;
1042: }
1.164 schwarze 1043: }
1044:
1.102 kristaps 1045: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1046: if (NULL == n->child)
1047: term_word(p, m->name);
1.1 kristaps 1048: return(1);
1049: }
1050:
1051:
1.164 schwarze 1052: /* ARGSUSED */
1053: static void
1054: termp_nm_post(DECL_ARGS)
1055: {
1056:
1057: if (MDOC_HEAD == n->type && n->next->child) {
1058: term_flushln(p);
1059: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1060: } else if (MDOC_BODY == n->type && n->child) {
1061: term_flushln(p);
1062: p->flags &= ~TERMP_NOLPAD;
1063: }
1064: }
1065:
1066:
1.1 kristaps 1067: /* ARGSUSED */
1068: static int
1069: termp_fl_pre(DECL_ARGS)
1070: {
1071:
1.102 kristaps 1072: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1073: term_word(p, "\\-");
1.103 kristaps 1074:
1075: if (n->child)
1.114 kristaps 1076: p->flags |= TERMP_NOSPACE;
1077: else if (n->next && n->next->line == n->line)
1.103 kristaps 1078: p->flags |= TERMP_NOSPACE;
1079:
1.1 kristaps 1080: return(1);
1081: }
1082:
1083:
1084: /* ARGSUSED */
1085: static int
1.184 kristaps 1086: termp__a_pre(DECL_ARGS)
1087: {
1088:
1089: if (n->prev && MDOC__A == n->prev->tok)
1090: if (NULL == n->next || MDOC__A != n->next->tok)
1091: term_word(p, "and");
1092:
1093: return(1);
1094: }
1095:
1096:
1097: /* ARGSUSED */
1098: static int
1.61 kristaps 1099: termp_an_pre(DECL_ARGS)
1100: {
1101:
1.86 kristaps 1102: if (NULL == n->child)
1.61 kristaps 1103: return(1);
1104:
1105: /*
1.85 kristaps 1106: * If not in the AUTHORS section, `An -split' will cause
1107: * newlines to occur before the author name. If in the AUTHORS
1108: * section, by default, the first `An' invocation is nosplit,
1109: * then all subsequent ones, regardless of whether interspersed
1110: * with other macros/text, are split. -split, in this case,
1111: * will override the condition of the implied first -nosplit.
1.61 kristaps 1112: */
1113:
1.86 kristaps 1114: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1115: if ( ! (TERMP_ANPREC & p->flags)) {
1116: if (TERMP_SPLIT & p->flags)
1117: term_newln(p);
1118: return(1);
1119: }
1120: if (TERMP_NOSPLIT & p->flags)
1121: return(1);
1122: term_newln(p);
1123: return(1);
1124: }
1125:
1126: if (TERMP_SPLIT & p->flags)
1127: term_newln(p);
1128:
1129: return(1);
1130: }
1131:
1132:
1133: /* ARGSUSED */
1134: static void
1135: termp_an_post(DECL_ARGS)
1136: {
1137:
1.86 kristaps 1138: if (n->child) {
1139: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1140: p->flags |= TERMP_ANPREC;
1141: return;
1142: }
1143:
1.202 kristaps 1144: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1145: p->flags &= ~TERMP_NOSPLIT;
1146: p->flags |= TERMP_SPLIT;
1.202 kristaps 1147: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1148: p->flags &= ~TERMP_SPLIT;
1149: p->flags |= TERMP_NOSPLIT;
1150: }
1151:
1152: }
1153:
1154:
1155: /* ARGSUSED */
1156: static int
1.1 kristaps 1157: termp_ns_pre(DECL_ARGS)
1158: {
1159:
1.215 kristaps 1160: if ( ! (MDOC_LINE & n->flags))
1161: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1162: return(1);
1163: }
1164:
1165:
1166: /* ARGSUSED */
1167: static int
1168: termp_rs_pre(DECL_ARGS)
1169: {
1170:
1.86 kristaps 1171: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1172: return(1);
1.86 kristaps 1173: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1174: term_vspace(p);
1175: return(1);
1176: }
1177:
1178:
1179: /* ARGSUSED */
1180: static int
1181: termp_rv_pre(DECL_ARGS)
1182: {
1.68 kristaps 1183: const struct mdoc_node *nn;
1.1 kristaps 1184:
1185: term_newln(p);
1186: term_word(p, "The");
1187:
1.86 kristaps 1188: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1189: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1190: term_word(p, nn->string);
1.102 kristaps 1191: term_fontpop(p);
1.68 kristaps 1192: p->flags |= TERMP_NOSPACE;
1193: if (nn->next && NULL == nn->next->next)
1194: term_word(p, "(), and");
1195: else if (nn->next)
1196: term_word(p, "(),");
1197: else
1198: term_word(p, "()");
1199: }
1200:
1.125 kristaps 1201: if (n->child && n->child->next)
1.68 kristaps 1202: term_word(p, "functions return");
1203: else
1204: term_word(p, "function returns");
1.1 kristaps 1205:
1.68 kristaps 1206: term_word(p, "the value 0 if successful; otherwise the value "
1207: "-1 is returned and the global variable");
1.1 kristaps 1208:
1.102 kristaps 1209: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1210: term_word(p, "errno");
1.102 kristaps 1211: term_fontpop(p);
1.1 kristaps 1212:
1213: term_word(p, "is set to indicate the error.");
1.131 kristaps 1214: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1215:
1.68 kristaps 1216: return(0);
1.1 kristaps 1217: }
1218:
1219:
1220: /* ARGSUSED */
1221: static int
1222: termp_ex_pre(DECL_ARGS)
1223: {
1.68 kristaps 1224: const struct mdoc_node *nn;
1.1 kristaps 1225:
1.68 kristaps 1226: term_word(p, "The");
1.1 kristaps 1227:
1.86 kristaps 1228: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1229: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1230: term_word(p, nn->string);
1.102 kristaps 1231: term_fontpop(p);
1.68 kristaps 1232: p->flags |= TERMP_NOSPACE;
1233: if (nn->next && NULL == nn->next->next)
1234: term_word(p, ", and");
1235: else if (nn->next)
1236: term_word(p, ",");
1237: else
1238: p->flags &= ~TERMP_NOSPACE;
1239: }
1240:
1.125 kristaps 1241: if (n->child && n->child->next)
1.68 kristaps 1242: term_word(p, "utilities exit");
1243: else
1244: term_word(p, "utility exits");
1245:
1246: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1247: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1248:
1.68 kristaps 1249: return(0);
1.1 kristaps 1250: }
1251:
1252:
1253: /* ARGSUSED */
1254: static int
1255: termp_nd_pre(DECL_ARGS)
1256: {
1.25 kristaps 1257:
1.86 kristaps 1258: if (MDOC_BODY != n->type)
1.25 kristaps 1259: return(1);
1.30 kristaps 1260:
1.27 kristaps 1261: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1262: term_word(p, "\\(en");
1.23 kristaps 1263: #else
1264: term_word(p, "\\(em");
1265: #endif
1.1 kristaps 1266: return(1);
1.115 kristaps 1267: }
1268:
1269:
1270: /* ARGSUSED */
1271: static int
1272: termp_bl_pre(DECL_ARGS)
1273: {
1274:
1275: return(MDOC_HEAD != n->type);
1.1 kristaps 1276: }
1277:
1278:
1279: /* ARGSUSED */
1280: static void
1281: termp_bl_post(DECL_ARGS)
1282: {
1283:
1.86 kristaps 1284: if (MDOC_BLOCK == n->type)
1.1 kristaps 1285: term_newln(p);
1286: }
1287:
1288:
1289: /* ARGSUSED */
1290: static int
1291: termp_xr_pre(DECL_ARGS)
1292: {
1.86 kristaps 1293: const struct mdoc_node *nn;
1.1 kristaps 1294:
1.113 kristaps 1295: if (NULL == n->child)
1296: return(0);
1297:
1298: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1299: nn = n->child;
1.11 kristaps 1300:
1.86 kristaps 1301: term_word(p, nn->string);
1302: if (NULL == (nn = nn->next))
1.1 kristaps 1303: return(0);
1304: p->flags |= TERMP_NOSPACE;
1305: term_word(p, "(");
1.86 kristaps 1306: term_word(p, nn->string);
1.1 kristaps 1307: term_word(p, ")");
1.86 kristaps 1308:
1.1 kristaps 1309: return(0);
1310: }
1311:
1312:
1.143 kristaps 1313: /*
1314: * This decides how to assert whitespace before any of the SYNOPSIS set
1315: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1316: * macro combos).
1317: */
1318: static void
1319: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1320: {
1321: /*
1322: * Obviously, if we're not in a SYNOPSIS or no prior macros
1323: * exist, do nothing.
1324: */
1.160 kristaps 1325: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1326: return;
1327:
1328: /*
1329: * If we're the second in a pair of like elements, emit our
1330: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1331: * case we soldier on.
1332: */
1333: if (n->prev->tok == n->tok &&
1334: MDOC_Ft != n->tok &&
1335: MDOC_Fo != n->tok &&
1336: MDOC_Fn != n->tok) {
1337: term_newln(p);
1338: return;
1339: }
1340:
1341: /*
1342: * If we're one of the SYNOPSIS set and non-like pair-wise after
1343: * another (or Fn/Fo, which we've let slip through) then assert
1344: * vertical space, else only newline and move on.
1345: */
1346: switch (n->prev->tok) {
1347: case (MDOC_Fd):
1348: /* FALLTHROUGH */
1349: case (MDOC_Fn):
1350: /* FALLTHROUGH */
1351: case (MDOC_Fo):
1352: /* FALLTHROUGH */
1353: case (MDOC_In):
1354: /* FALLTHROUGH */
1355: case (MDOC_Vt):
1356: term_vspace(p);
1357: break;
1358: case (MDOC_Ft):
1359: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1360: term_vspace(p);
1361: break;
1362: }
1363: /* FALLTHROUGH */
1364: default:
1365: term_newln(p);
1366: break;
1367: }
1368: }
1369:
1370:
1.110 kristaps 1371: static int
1372: termp_vt_pre(DECL_ARGS)
1373: {
1374:
1.143 kristaps 1375: if (MDOC_ELEM == n->type) {
1376: synopsis_pre(p, n);
1.110 kristaps 1377: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1378: } else if (MDOC_BLOCK == n->type) {
1379: synopsis_pre(p, n);
1380: return(1);
1381: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1382: return(0);
1383:
1384: return(termp_under_pre(p, pair, m, n));
1385: }
1386:
1387:
1.1 kristaps 1388: /* ARGSUSED */
1389: static int
1.69 kristaps 1390: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1391: {
1392:
1.102 kristaps 1393: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1394: return(1);
1395: }
1396:
1397:
1398: /* ARGSUSED */
1.143 kristaps 1399: static int
1400: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1401: {
1402:
1.143 kristaps 1403: synopsis_pre(p, n);
1404: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1405: }
1406:
1407:
1408: /* ARGSUSED */
1409: static int
1410: termp_sh_pre(DECL_ARGS)
1411: {
1.85 kristaps 1412:
1413: /* No vspace between consecutive `Sh' calls. */
1414:
1.86 kristaps 1415: switch (n->type) {
1.65 kristaps 1416: case (MDOC_BLOCK):
1.86 kristaps 1417: if (n->prev && MDOC_Sh == n->prev->tok)
1418: if (NULL == n->prev->body->child)
1.65 kristaps 1419: break;
1420: term_vspace(p);
1421: break;
1.1 kristaps 1422: case (MDOC_HEAD):
1.102 kristaps 1423: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1424: break;
1425: case (MDOC_BODY):
1.157 kristaps 1426: p->offset = term_len(p, INDENT);
1.1 kristaps 1427: break;
1428: default:
1429: break;
1430: }
1431: return(1);
1432: }
1433:
1434:
1435: /* ARGSUSED */
1436: static void
1437: termp_sh_post(DECL_ARGS)
1438: {
1439:
1.86 kristaps 1440: switch (n->type) {
1.1 kristaps 1441: case (MDOC_HEAD):
1442: term_newln(p);
1443: break;
1444: case (MDOC_BODY):
1445: term_newln(p);
1446: p->offset = 0;
1447: break;
1448: default:
1449: break;
1450: }
1451: }
1452:
1453:
1454: /* ARGSUSED */
1455: static int
1456: termp_bt_pre(DECL_ARGS)
1457: {
1458:
1459: term_word(p, "is currently in beta test.");
1.131 kristaps 1460: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1461: return(0);
1.1 kristaps 1462: }
1463:
1464:
1465: /* ARGSUSED */
1466: static void
1467: termp_lb_post(DECL_ARGS)
1468: {
1469:
1.122 kristaps 1470: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1471: term_newln(p);
1.1 kristaps 1472: }
1473:
1474:
1475: /* ARGSUSED */
1476: static int
1477: termp_ud_pre(DECL_ARGS)
1478: {
1479:
1480: term_word(p, "currently under development.");
1.131 kristaps 1481: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1482: return(0);
1.1 kristaps 1483: }
1484:
1485:
1486: /* ARGSUSED */
1487: static int
1488: termp_d1_pre(DECL_ARGS)
1489: {
1490:
1.86 kristaps 1491: if (MDOC_BLOCK != n->type)
1.1 kristaps 1492: return(1);
1493: term_newln(p);
1.157 kristaps 1494: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1495: return(1);
1496: }
1497:
1498:
1499: /* ARGSUSED */
1500: static void
1501: termp_d1_post(DECL_ARGS)
1502: {
1503:
1.86 kristaps 1504: if (MDOC_BLOCK != n->type)
1.1 kristaps 1505: return;
1506: term_newln(p);
1507: }
1508:
1509:
1510: /* ARGSUSED */
1511: static int
1512: termp_ft_pre(DECL_ARGS)
1513: {
1514:
1.141 kristaps 1515: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1516: synopsis_pre(p, n);
1.102 kristaps 1517: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1518: return(1);
1519: }
1520:
1521:
1522: /* ARGSUSED */
1523: static int
1524: termp_fn_pre(DECL_ARGS)
1525: {
1.86 kristaps 1526: const struct mdoc_node *nn;
1.1 kristaps 1527:
1.143 kristaps 1528: synopsis_pre(p, n);
1.139 kristaps 1529:
1.102 kristaps 1530: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1531: term_word(p, n->child->string);
1.102 kristaps 1532: term_fontpop(p);
1.1 kristaps 1533:
1534: p->flags |= TERMP_NOSPACE;
1535: term_word(p, "(");
1536:
1.86 kristaps 1537: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1538: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1539: term_word(p, nn->string);
1.102 kristaps 1540: term_fontpop(p);
1541:
1.86 kristaps 1542: if (nn->next)
1.1 kristaps 1543: term_word(p, ",");
1544: }
1545:
1546: term_word(p, ")");
1547:
1.160 kristaps 1548: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1549: term_word(p, ";");
1550:
1551: return(0);
1552: }
1553:
1554:
1555: /* ARGSUSED */
1556: static int
1557: termp_fa_pre(DECL_ARGS)
1558: {
1.86 kristaps 1559: const struct mdoc_node *nn;
1.1 kristaps 1560:
1.86 kristaps 1561: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1562: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1563: return(1);
1564: }
1565:
1.86 kristaps 1566: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1567: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1568: term_word(p, nn->string);
1.102 kristaps 1569: term_fontpop(p);
1570:
1.86 kristaps 1571: if (nn->next)
1.1 kristaps 1572: term_word(p, ",");
1573: }
1574:
1.86 kristaps 1575: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1576: term_word(p, ",");
1577:
1578: return(0);
1579: }
1580:
1581:
1582: /* ARGSUSED */
1583: static int
1584: termp_bd_pre(DECL_ARGS)
1585: {
1.179 kristaps 1586: size_t tabwidth, rm, rmax;
1.85 kristaps 1587: const struct mdoc_node *nn;
1.1 kristaps 1588:
1.86 kristaps 1589: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1590: print_bvspace(p, n, n);
1.54 kristaps 1591: return(1);
1.116 kristaps 1592: } else if (MDOC_HEAD == n->type)
1593: return(0);
1.1 kristaps 1594:
1.202 kristaps 1595: if (n->norm->Bd.offs)
1596: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1597:
1598: /*
1599: * If -ragged or -filled are specified, the block does nothing
1600: * but change the indentation. If -unfilled or -literal are
1601: * specified, text is printed exactly as entered in the display:
1602: * for macro lines, a newline is appended to the line. Blank
1603: * lines are allowed.
1604: */
1.60 kristaps 1605:
1.202 kristaps 1606: if (DISP_literal != n->norm->Bd.type &&
1607: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1608: return(1);
1609:
1.129 schwarze 1610: tabwidth = p->tabwidth;
1.208 kristaps 1611: if (DISP_literal == n->norm->Bd.type)
1612: p->tabwidth = term_len(p, 8);
1613:
1.119 kristaps 1614: rm = p->rmargin;
1615: rmax = p->maxrmargin;
1.120 kristaps 1616: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1617:
1.86 kristaps 1618: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1619: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1620: /*
1621: * If the printed node flushes its own line, then we
1622: * needn't do it here as well. This is hacky, but the
1623: * notion of selective eoln whitespace is pretty dumb
1624: * anyway, so don't sweat it.
1625: */
1626: switch (nn->tok) {
1.193 kristaps 1627: case (MDOC_Sm):
1628: /* FALLTHROUGH */
1.190 kristaps 1629: case (MDOC_br):
1630: /* FALLTHROUGH */
1631: case (MDOC_sp):
1632: /* FALLTHROUGH */
1633: case (MDOC_Bl):
1.196 kristaps 1634: /* FALLTHROUGH */
1635: case (MDOC_D1):
1636: /* FALLTHROUGH */
1637: case (MDOC_Dl):
1.190 kristaps 1638: /* FALLTHROUGH */
1639: case (MDOC_Lp):
1640: /* FALLTHROUGH */
1641: case (MDOC_Pp):
1642: continue;
1643: default:
1644: break;
1645: }
1.180 schwarze 1646: if (nn->next && nn->next->line == nn->line)
1647: continue;
1648: term_flushln(p);
1649: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1650: }
1.147 kristaps 1651:
1.129 schwarze 1652: p->tabwidth = tabwidth;
1.119 kristaps 1653: p->rmargin = rm;
1654: p->maxrmargin = rmax;
1.1 kristaps 1655: return(0);
1656: }
1657:
1658:
1659: /* ARGSUSED */
1660: static void
1661: termp_bd_post(DECL_ARGS)
1662: {
1.119 kristaps 1663: size_t rm, rmax;
1.1 kristaps 1664:
1.86 kristaps 1665: if (MDOC_BODY != n->type)
1.1 kristaps 1666: return;
1.118 kristaps 1667:
1.119 kristaps 1668: rm = p->rmargin;
1669: rmax = p->maxrmargin;
1.118 kristaps 1670:
1.202 kristaps 1671: if (DISP_literal == n->norm->Bd.type ||
1672: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1673: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1674:
1.60 kristaps 1675: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1676: term_newln(p);
1.118 kristaps 1677:
1.119 kristaps 1678: p->rmargin = rm;
1679: p->maxrmargin = rmax;
1.1 kristaps 1680: }
1681:
1682:
1683: /* ARGSUSED */
1.211 kristaps 1684: static int
1685: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1686: {
1687:
1.211 kristaps 1688: if (NULL != (n = n->child)) {
1689: term_word(p, n->string);
1690: p->flags |= TERMP_NOSPACE;
1691: term_word(p, "BSD");
1692: } else {
1693: term_word(p, "BSD");
1694: return(0);
1695: }
1696:
1697: if (NULL != (n = n->next)) {
1698: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1699: term_word(p, "-");
1.1 kristaps 1700: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1701: term_word(p, n->string);
1.211 kristaps 1702: }
1703:
1704: return(0);
1.1 kristaps 1705: }
1706:
1707:
1708: /* ARGSUSED */
1709: static int
1.26 kristaps 1710: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1711: {
1.26 kristaps 1712: const char *pp;
1.218 schwarze 1713: int flags;
1.1 kristaps 1714:
1.26 kristaps 1715: pp = NULL;
1.86 kristaps 1716: switch (n->tok) {
1.26 kristaps 1717: case (MDOC_Bsx):
1.194 schwarze 1718: pp = "BSD/OS";
1.26 kristaps 1719: break;
1720: case (MDOC_Dx):
1.100 kristaps 1721: pp = "DragonFly";
1.26 kristaps 1722: break;
1723: case (MDOC_Fx):
1724: pp = "FreeBSD";
1725: break;
1726: case (MDOC_Nx):
1727: pp = "NetBSD";
1728: break;
1729: case (MDOC_Ox):
1730: pp = "OpenBSD";
1731: break;
1732: case (MDOC_Ux):
1733: pp = "UNIX";
1734: break;
1735: default:
1736: break;
1737: }
1.1 kristaps 1738:
1.26 kristaps 1739: term_word(p, pp);
1.214 kristaps 1740: if (n->child) {
1.218 schwarze 1741: flags = p->flags;
1.214 kristaps 1742: p->flags |= TERMP_KEEP;
1743: term_word(p, n->child->string);
1.218 schwarze 1744: p->flags = flags;
1.214 kristaps 1745: }
1746: return(0);
1.1 kristaps 1747: }
1748:
1749:
1750: /* ARGSUSED */
1751: static int
1.192 schwarze 1752: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1753: {
1754:
1755: p->flags |= TERMP_IGNDELIM;
1756: return(1);
1757: }
1758:
1759:
1760: /* ARGSUSED */
1761: static void
1762: termp_pf_post(DECL_ARGS)
1763: {
1764:
1765: p->flags |= TERMP_NOSPACE;
1766: }
1767:
1768:
1769: /* ARGSUSED */
1770: static int
1771: termp_ss_pre(DECL_ARGS)
1772: {
1773:
1.86 kristaps 1774: switch (n->type) {
1.1 kristaps 1775: case (MDOC_BLOCK):
1776: term_newln(p);
1.86 kristaps 1777: if (n->prev)
1.1 kristaps 1778: term_vspace(p);
1779: break;
1780: case (MDOC_HEAD):
1.102 kristaps 1781: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1782: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1783: break;
1784: default:
1785: break;
1786: }
1787:
1788: return(1);
1789: }
1790:
1791:
1792: /* ARGSUSED */
1793: static void
1794: termp_ss_post(DECL_ARGS)
1795: {
1796:
1.86 kristaps 1797: if (MDOC_HEAD == n->type)
1.1 kristaps 1798: term_newln(p);
1799: }
1800:
1801:
1802: /* ARGSUSED */
1803: static int
1804: termp_cd_pre(DECL_ARGS)
1805: {
1806:
1.143 kristaps 1807: synopsis_pre(p, n);
1.102 kristaps 1808: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1809: return(1);
1810: }
1811:
1812:
1813: /* ARGSUSED */
1814: static int
1815: termp_in_pre(DECL_ARGS)
1816: {
1.142 schwarze 1817:
1.143 kristaps 1818: synopsis_pre(p, n);
1.1 kristaps 1819:
1.160 kristaps 1820: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1821: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1822: term_word(p, "#include");
1.138 kristaps 1823: term_word(p, "<");
1824: } else {
1825: term_word(p, "<");
1826: term_fontpush(p, TERMFONT_UNDER);
1827: }
1.22 kristaps 1828:
1.1 kristaps 1829: p->flags |= TERMP_NOSPACE;
1830: return(1);
1831: }
1832:
1833:
1834: /* ARGSUSED */
1835: static void
1836: termp_in_post(DECL_ARGS)
1837: {
1838:
1.160 kristaps 1839: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1840: term_fontpush(p, TERMFONT_BOLD);
1841:
1.79 kristaps 1842: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1843: term_word(p, ">");
1844:
1.160 kristaps 1845: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1846: term_fontpop(p);
1.1 kristaps 1847: }
1848:
1849:
1850: /* ARGSUSED */
1851: static int
1.45 kristaps 1852: termp_sp_pre(DECL_ARGS)
1853: {
1.91 kristaps 1854: size_t i, len;
1.45 kristaps 1855:
1.86 kristaps 1856: switch (n->tok) {
1.76 kristaps 1857: case (MDOC_sp):
1.157 kristaps 1858: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1859: break;
1860: case (MDOC_br):
1861: len = 0;
1862: break;
1863: default:
1864: len = 1;
1865: break;
1.45 kristaps 1866: }
1867:
1868: if (0 == len)
1869: term_newln(p);
1870: for (i = 0; i < len; i++)
1871: term_vspace(p);
1872:
1873: return(0);
1874: }
1875:
1876:
1.189 kristaps 1877: /* ARGSUSED */
1.45 kristaps 1878: static int
1.188 kristaps 1879: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1880: {
1881:
1.203 kristaps 1882: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1883: return(1);
1884:
1.188 kristaps 1885: switch (n->tok) {
1886: case (MDOC_Ao):
1887: /* FALLTHROUGH */
1888: case (MDOC_Aq):
1889: term_word(p, "<");
1890: break;
1891: case (MDOC_Bro):
1892: /* FALLTHROUGH */
1893: case (MDOC_Brq):
1894: term_word(p, "{");
1895: break;
1896: case (MDOC_Oo):
1897: /* FALLTHROUGH */
1898: case (MDOC_Op):
1899: /* FALLTHROUGH */
1900: case (MDOC_Bo):
1901: /* FALLTHROUGH */
1902: case (MDOC_Bq):
1903: term_word(p, "[");
1904: break;
1905: case (MDOC_Do):
1906: /* FALLTHROUGH */
1907: case (MDOC_Dq):
1908: term_word(p, "``");
1909: break;
1910: case (MDOC_Po):
1911: /* FALLTHROUGH */
1912: case (MDOC_Pq):
1913: term_word(p, "(");
1914: break;
1.205 kristaps 1915: case (MDOC__T):
1916: /* FALLTHROUGH */
1.188 kristaps 1917: case (MDOC_Qo):
1918: /* FALLTHROUGH */
1919: case (MDOC_Qq):
1920: term_word(p, "\"");
1921: break;
1922: case (MDOC_Ql):
1923: /* FALLTHROUGH */
1924: case (MDOC_So):
1925: /* FALLTHROUGH */
1926: case (MDOC_Sq):
1927: term_word(p, "`");
1928: break;
1929: default:
1930: abort();
1931: /* NOTREACHED */
1932: }
1.1 kristaps 1933:
1934: p->flags |= TERMP_NOSPACE;
1935: return(1);
1936: }
1937:
1938:
1.189 kristaps 1939: /* ARGSUSED */
1.1 kristaps 1940: static void
1.188 kristaps 1941: termp_quote_post(DECL_ARGS)
1.1 kristaps 1942: {
1943:
1.203 kristaps 1944: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1945: return;
1946:
1947: p->flags |= TERMP_NOSPACE;
1948:
1.188 kristaps 1949: switch (n->tok) {
1950: case (MDOC_Ao):
1951: /* FALLTHROUGH */
1952: case (MDOC_Aq):
1953: term_word(p, ">");
1954: break;
1955: case (MDOC_Bro):
1956: /* FALLTHROUGH */
1957: case (MDOC_Brq):
1958: term_word(p, "}");
1959: break;
1960: case (MDOC_Oo):
1961: /* FALLTHROUGH */
1962: case (MDOC_Op):
1963: /* FALLTHROUGH */
1964: case (MDOC_Bo):
1965: /* FALLTHROUGH */
1966: case (MDOC_Bq):
1967: term_word(p, "]");
1968: break;
1969: case (MDOC_Do):
1970: /* FALLTHROUGH */
1971: case (MDOC_Dq):
1972: term_word(p, "''");
1973: break;
1974: case (MDOC_Po):
1975: /* FALLTHROUGH */
1976: case (MDOC_Pq):
1977: term_word(p, ")");
1978: break;
1.205 kristaps 1979: case (MDOC__T):
1980: /* FALLTHROUGH */
1.188 kristaps 1981: case (MDOC_Qo):
1982: /* FALLTHROUGH */
1983: case (MDOC_Qq):
1984: term_word(p, "\"");
1985: break;
1986: case (MDOC_Ql):
1987: /* FALLTHROUGH */
1988: case (MDOC_So):
1989: /* FALLTHROUGH */
1990: case (MDOC_Sq):
1991: term_word(p, "'");
1992: break;
1993: default:
1994: abort();
1995: /* NOTREACHED */
1996: }
1.1 kristaps 1997: }
1998:
1999:
2000: /* ARGSUSED */
2001: static int
2002: termp_fo_pre(DECL_ARGS)
2003: {
2004:
1.141 kristaps 2005: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2006: synopsis_pre(p, n);
1.141 kristaps 2007: return(1);
2008: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2009: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2010: term_word(p, "(");
2011: return(1);
1.141 kristaps 2012: }
2013:
1.169 kristaps 2014: if (NULL == n->child)
2015: return(0);
2016:
1.141 kristaps 2017: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2018:
1.141 kristaps 2019: assert(n->child->string);
1.102 kristaps 2020: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2021: term_word(p, n->child->string);
1.1 kristaps 2022: return(0);
2023: }
2024:
2025:
2026: /* ARGSUSED */
2027: static void
2028: termp_fo_post(DECL_ARGS)
2029: {
2030:
1.143 kristaps 2031: if (MDOC_BODY != n->type)
2032: return;
2033:
2034: term_word(p, ")");
2035:
1.188 kristaps 2036: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 2037: term_word(p, ";");
1.1 kristaps 2038: }
2039:
2040:
2041: /* ARGSUSED */
2042: static int
2043: termp_bf_pre(DECL_ARGS)
2044: {
2045:
1.86 kristaps 2046: if (MDOC_HEAD == n->type)
1.1 kristaps 2047: return(0);
1.86 kristaps 2048: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2049: return(1);
2050:
1.202 kristaps 2051: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2052: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2053: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2054: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2055: else
1.102 kristaps 2056: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2057:
2058: return(1);
2059: }
2060:
2061:
2062: /* ARGSUSED */
2063: static int
2064: termp_sm_pre(DECL_ARGS)
2065: {
2066:
1.86 kristaps 2067: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2068: if (0 == strcmp("on", n->child->string)) {
2069: if (p->col)
2070: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2071: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2072: } else
1.1 kristaps 2073: p->flags |= TERMP_NONOSPACE;
2074:
2075: return(0);
2076: }
2077:
2078:
2079: /* ARGSUSED */
2080: static int
2081: termp_ap_pre(DECL_ARGS)
2082: {
2083:
2084: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2085: term_word(p, "'");
1.1 kristaps 2086: p->flags |= TERMP_NOSPACE;
2087: return(1);
2088: }
2089:
2090:
2091: /* ARGSUSED */
2092: static void
2093: termp____post(DECL_ARGS)
2094: {
1.184 kristaps 2095:
2096: /*
2097: * Handle lists of authors. In general, print each followed by
2098: * a comma. Don't print the comma if there are only two
2099: * authors.
2100: */
2101: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2102: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2103: if (NULL == n->prev || MDOC__A != n->prev->tok)
2104: return;
1.1 kristaps 2105:
1.95 kristaps 2106: /* TODO: %U. */
2107:
1.187 kristaps 2108: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2109: return;
2110:
1.186 kristaps 2111: if (NULL == n->next) {
2112: term_word(p, ".");
2113: p->flags |= TERMP_SENTENCE;
2114: } else
2115: term_word(p, ",");
1.1 kristaps 2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static int
1.102 kristaps 2121: termp_li_pre(DECL_ARGS)
2122: {
2123:
2124: term_fontpush(p, TERMFONT_NONE);
2125: return(1);
2126: }
2127:
2128:
2129: /* ARGSUSED */
2130: static int
1.1 kristaps 2131: termp_lk_pre(DECL_ARGS)
2132: {
1.181 kristaps 2133: const struct mdoc_node *nn, *sv;
1.1 kristaps 2134:
1.102 kristaps 2135: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2136:
2137: nn = sv = n->child;
1.96 kristaps 2138:
1.195 kristaps 2139: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2140: return(1);
2141:
1.181 kristaps 2142: for (nn = nn->next; nn; nn = nn->next)
2143: term_word(p, nn->string);
2144:
1.102 kristaps 2145: term_fontpop(p);
1.96 kristaps 2146:
1.1 kristaps 2147: term_word(p, ":");
2148:
1.102 kristaps 2149: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2150: term_word(p, sv->string);
1.102 kristaps 2151: term_fontpop(p);
1.12 kristaps 2152:
1.1 kristaps 2153: return(0);
2154: }
2155:
1.159 schwarze 2156:
2157: /* ARGSUSED */
2158: static int
2159: termp_bk_pre(DECL_ARGS)
2160: {
2161:
1.161 schwarze 2162: switch (n->type) {
2163: case (MDOC_BLOCK):
1.166 kristaps 2164: break;
1.161 schwarze 2165: case (MDOC_HEAD):
2166: return(0);
2167: case (MDOC_BODY):
1.200 schwarze 2168: if (n->parent->args || 0 == n->prev->nchild)
2169: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2170: break;
1.161 schwarze 2171: default:
2172: abort();
1.166 kristaps 2173: /* NOTREACHED */
1.161 schwarze 2174: }
1.166 kristaps 2175:
2176: return(1);
1.159 schwarze 2177: }
2178:
2179:
2180: /* ARGSUSED */
2181: static void
2182: termp_bk_post(DECL_ARGS)
2183: {
2184:
1.161 schwarze 2185: if (MDOC_BODY == n->type)
2186: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2187: }
2188:
2189: /* ARGSUSED */
2190: static void
2191: termp__t_post(DECL_ARGS)
2192: {
2193:
2194: /*
2195: * If we're in an `Rs' and there's a journal present, then quote
2196: * us instead of underlining us (for disambiguation).
2197: */
1.217 schwarze 2198: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2199: n->parent->norm->Rs.quote_T)
1.203 kristaps 2200: termp_quote_post(p, pair, m, n);
2201:
2202: termp____post(p, pair, m, n);
2203: }
2204:
2205: /* ARGSUSED */
2206: static int
2207: termp__t_pre(DECL_ARGS)
2208: {
2209:
2210: /*
2211: * If we're in an `Rs' and there's a journal present, then quote
2212: * us instead of underlining us (for disambiguation).
2213: */
2214: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2215: n->parent->norm->Rs.quote_T)
1.203 kristaps 2216: return(termp_quote_pre(p, pair, m, n));
2217:
2218: term_fontpush(p, TERMFONT_UNDER);
2219: return(1);
1.159 schwarze 2220: }
1.1 kristaps 2221:
2222: /* ARGSUSED */
2223: static int
1.69 kristaps 2224: termp_under_pre(DECL_ARGS)
1.1 kristaps 2225: {
2226:
1.102 kristaps 2227: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2228: return(1);
2229: }
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