Annotation of mandoc/mdoc_term.c, Revision 1.239
1.239 ! schwarze 1: /* $Id: mdoc_term.c,v 1.238 2011/11/13 13:15:14 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.171 schwarze 4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.6 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.107 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.125 kristaps 31: #include "mandoc.h"
1.92 kristaps 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
34: #include "mdoc.h"
1.89 kristaps 35: #include "main.h"
1.1 kristaps 36:
37: struct termpair {
38: struct termpair *ppair;
1.31 kristaps 39: int count;
1.1 kristaps 40: };
41:
1.31 kristaps 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.86 kristaps 44: const struct mdoc_meta *m, \
45: const struct mdoc_node *n
1.1 kristaps 46:
47: struct termact {
48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
51:
1.157 kristaps 52: static size_t a2width(const struct termp *, const char *);
53: static size_t a2height(const struct termp *, const char *);
54: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 55:
56: static void print_bvspace(struct termp *,
1.151 kristaps 57: const struct mdoc_node *,
1.96 kristaps 58: const struct mdoc_node *);
1.102 kristaps 59: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 60: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 61: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 62: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 63: static void synopsis_pre(struct termp *,
64: const struct mdoc_node *);
1.96 kristaps 65:
1.31 kristaps 66: static void termp____post(DECL_ARGS);
1.203 kristaps 67: static void termp__t_post(DECL_ARGS);
1.61 kristaps 68: static void termp_an_post(DECL_ARGS);
1.31 kristaps 69: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 70: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 71: static void termp_bl_post(DECL_ARGS);
72: static void termp_d1_post(DECL_ARGS);
73: static void termp_fo_post(DECL_ARGS);
74: static void termp_in_post(DECL_ARGS);
75: static void termp_it_post(DECL_ARGS);
76: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 77: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 78: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 79: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 80: static void termp_sh_post(DECL_ARGS);
81: static void termp_ss_post(DECL_ARGS);
82:
1.184 kristaps 83: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 84: static int termp__t_pre(DECL_ARGS);
1.61 kristaps 85: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 86: static int termp_ap_pre(DECL_ARGS);
87: static int termp_bd_pre(DECL_ARGS);
88: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 89: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 90: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 91: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 92: static int termp_bt_pre(DECL_ARGS);
1.211 kristaps 93: static int termp_bx_pre(DECL_ARGS);
1.31 kristaps 94: static int termp_cd_pre(DECL_ARGS);
95: static int termp_d1_pre(DECL_ARGS);
96: static int termp_ex_pre(DECL_ARGS);
97: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 98: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 99: static int termp_fl_pre(DECL_ARGS);
100: static int termp_fn_pre(DECL_ARGS);
101: static int termp_fo_pre(DECL_ARGS);
102: static int termp_ft_pre(DECL_ARGS);
1.192 schwarze 103: static int termp_igndelim_pre(DECL_ARGS);
1.31 kristaps 104: static int termp_in_pre(DECL_ARGS);
105: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 106: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 107: static int termp_lk_pre(DECL_ARGS);
108: static int termp_nd_pre(DECL_ARGS);
109: static int termp_nm_pre(DECL_ARGS);
110: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 111: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 112: static int termp_rs_pre(DECL_ARGS);
113: static int termp_rv_pre(DECL_ARGS);
114: static int termp_sh_pre(DECL_ARGS);
115: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 116: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 117: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 118: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 119: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 120: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 121: static int termp_xr_pre(DECL_ARGS);
122: static int termp_xx_pre(DECL_ARGS);
123:
1.70 kristaps 124: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 125: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 126: { NULL, NULL }, /* Dd */
127: { NULL, NULL }, /* Dt */
128: { NULL, NULL }, /* Os */
129: { termp_sh_pre, termp_sh_post }, /* Sh */
130: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 131: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 132: { termp_d1_pre, termp_d1_post }, /* D1 */
133: { termp_d1_pre, termp_d1_post }, /* Dl */
134: { termp_bd_pre, termp_bd_post }, /* Bd */
135: { NULL, NULL }, /* Ed */
1.115 kristaps 136: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 137: { NULL, NULL }, /* El */
138: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 139: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 140: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 141: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 142: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 143: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 144: { NULL, NULL }, /* Dv */
145: { NULL, NULL }, /* Er */
146: { NULL, NULL }, /* Ev */
147: { termp_ex_pre, NULL }, /* Ex */
148: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 149: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 150: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 151: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 152: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 153: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 154: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 155: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 156: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 157: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 158: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 159: { NULL, NULL }, /* Ot */
1.69 kristaps 160: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 161: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 162: { NULL, NULL }, /* St */
1.69 kristaps 163: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 164: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 165: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 166: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 167: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 168: { NULL, termp____post }, /* %D */
1.84 kristaps 169: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 170: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 171: { NULL, termp____post }, /* %N */
172: { NULL, termp____post }, /* %O */
173: { NULL, termp____post }, /* %P */
174: { NULL, termp____post }, /* %R */
1.203 kristaps 175: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 176: { NULL, termp____post }, /* %V */
177: { NULL, NULL }, /* Ac */
1.188 kristaps 178: { termp_quote_pre, termp_quote_post }, /* Ao */
179: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 180: { NULL, NULL }, /* At */
1.1 kristaps 181: { NULL, NULL }, /* Bc */
182: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 183: { termp_quote_pre, termp_quote_post }, /* Bo */
184: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 185: { termp_xx_pre, NULL }, /* Bsx */
1.211 kristaps 186: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 187: { NULL, NULL }, /* Db */
188: { NULL, NULL }, /* Dc */
1.188 kristaps 189: { termp_quote_pre, termp_quote_post }, /* Do */
190: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 191: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 192: { NULL, NULL }, /* Ef */
1.69 kristaps 193: { termp_under_pre, NULL }, /* Em */
1.237 schwarze 194: { termp_quote_pre, termp_quote_post }, /* Eo */
1.26 kristaps 195: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 196: { termp_bold_pre, NULL }, /* Ms */
1.192 schwarze 197: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 198: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 199: { termp_xx_pre, NULL }, /* Nx */
200: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 201: { NULL, NULL }, /* Pc */
1.192 schwarze 202: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188 kristaps 203: { termp_quote_pre, termp_quote_post }, /* Po */
204: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 205: { NULL, NULL }, /* Qc */
1.188 kristaps 206: { termp_quote_pre, termp_quote_post }, /* Ql */
207: { termp_quote_pre, termp_quote_post }, /* Qo */
208: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 209: { NULL, NULL }, /* Re */
210: { termp_rs_pre, NULL }, /* Rs */
211: { NULL, NULL }, /* Sc */
1.188 kristaps 212: { termp_quote_pre, termp_quote_post }, /* So */
213: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 214: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 215: { termp_under_pre, NULL }, /* Sx */
216: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 217: { NULL, NULL }, /* Tn */
1.26 kristaps 218: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 219: { NULL, NULL }, /* Xc */
220: { NULL, NULL }, /* Xo */
221: { termp_fo_pre, termp_fo_post }, /* Fo */
222: { NULL, NULL }, /* Fc */
1.188 kristaps 223: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 224: { NULL, NULL }, /* Oc */
1.159 schwarze 225: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 226: { NULL, NULL }, /* Ek */
227: { termp_bt_pre, NULL }, /* Bt */
228: { NULL, NULL }, /* Hf */
229: { NULL, NULL }, /* Fr */
230: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 231: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 232: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 233: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 234: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 235: { termp_quote_pre, termp_quote_post }, /* Brq */
236: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 237: { NULL, NULL }, /* Brc */
1.83 kristaps 238: { NULL, termp____post }, /* %C */
1.81 kristaps 239: { NULL, NULL }, /* Es */ /* TODO */
240: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 241: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 242: { NULL, termp____post }, /* %Q */
1.76 kristaps 243: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 244: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 245: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 246: { NULL, NULL }, /* Ta */
1.1 kristaps 247: };
248:
249:
1.70 kristaps 250: void
1.89 kristaps 251: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 252: {
1.70 kristaps 253: const struct mdoc_node *n;
254: const struct mdoc_meta *m;
1.89 kristaps 255: struct termp *p;
256:
257: p = (struct termp *)arg;
1.111 kristaps 258:
1.238 schwarze 259: if (0 == p->defindent)
260: p->defindent = 5;
261:
1.111 kristaps 262: p->overstep = 0;
1.123 joerg 263: p->maxrmargin = p->defrmargin;
1.157 kristaps 264: p->tabwidth = term_len(p, 5);
1.89 kristaps 265:
266: if (NULL == p->symtab)
1.230 kristaps 267: p->symtab = mchars_alloc();
1.70 kristaps 268:
269: n = mdoc_node(mdoc);
270: m = mdoc_meta(mdoc);
1.146 schwarze 271:
272: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 273:
274: if (n->child)
1.102 kristaps 275: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 276:
277: term_end(p);
1.1 kristaps 278: }
279:
280:
1.3 kristaps 281: static void
1.102 kristaps 282: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 283: {
284:
1.102 kristaps 285: print_mdoc_node(p, pair, m, n);
1.86 kristaps 286: if (n->next)
1.102 kristaps 287: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 288: }
289:
290:
1.70 kristaps 291: /* ARGSUSED */
1.3 kristaps 292: static void
1.102 kristaps 293: print_mdoc_node(DECL_ARGS)
1.1 kristaps 294: {
1.102 kristaps 295: int chld;
296: const void *font;
1.1 kristaps 297: struct termpair npair;
1.30 kristaps 298: size_t offset, rmargin;
1.1 kristaps 299:
1.70 kristaps 300: chld = 1;
1.29 kristaps 301: offset = p->offset;
1.30 kristaps 302: rmargin = p->rmargin;
1.102 kristaps 303: font = term_fontq(p);
1.29 kristaps 304:
1.97 kristaps 305: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 306: npair.ppair = pair;
1.172 kristaps 307:
308: /*
309: * Keeps only work until the end of a line. If a keep was
310: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 311: *
312: * Also let SYNPRETTY sections behave as if they were wrapped
313: * in a `Bk' block.
1.172 kristaps 314: */
315:
1.197 schwarze 316: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 317: if (n->prev && n->prev->line != n->line) {
318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: } else if (NULL == n->prev) {
321: if (n->parent && n->parent->line != n->line) {
322: p->flags &= ~TERMP_KEEP;
323: p->flags |= TERMP_PREKEEP;
324: }
325: }
326: }
1.197 schwarze 327:
328: /*
329: * Since SYNPRETTY sections aren't "turned off" with `Ek',
330: * we have to intuit whether we should disable formatting.
331: */
332:
333: if ( ! (MDOC_SYNPRETTY & n->flags) &&
334: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
335: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
336: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 337:
1.217 schwarze 338: /*
339: * After the keep flags have been set up, we may now
340: * produce output. Note that some pre-handlers do so.
341: */
342:
343: switch (n->type) {
344: case (MDOC_TEXT):
345: if (' ' == *n->string && MDOC_LINE & n->flags)
346: term_newln(p);
1.222 kristaps 347: if (MDOC_DELIMC & n->flags)
348: p->flags |= TERMP_NOSPACE;
1.217 schwarze 349: term_word(p, n->string);
1.222 kristaps 350: if (MDOC_DELIMO & n->flags)
351: p->flags |= TERMP_NOSPACE;
1.217 schwarze 352: break;
353: case (MDOC_EQN):
1.233 kristaps 354: term_eqn(p, n->eqn);
1.217 schwarze 355: break;
356: case (MDOC_TBL):
357: term_tbl(p, n->span);
358: break;
359: default:
360: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
361: chld = (*termacts[n->tok].pre)
362: (p, &npair, m, n);
363: break;
364: }
365:
1.86 kristaps 366: if (chld && n->child)
1.102 kristaps 367: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 368:
1.102 kristaps 369: term_fontpopq(p, font);
1.46 kristaps 370:
1.206 kristaps 371: switch (n->type) {
372: case (MDOC_TEXT):
373: break;
374: case (MDOC_TBL):
1.216 kristaps 375: break;
376: case (MDOC_EQN):
1.206 kristaps 377: break;
378: default:
379: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
380: break;
1.165 kristaps 381: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 382:
383: /*
384: * Explicit end tokens not only call the post
385: * handler, but also tell the respective block
386: * that it must not call the post handler again.
387: */
1.165 kristaps 388: if (ENDBODY_NOT != n->end)
1.162 schwarze 389: n->pending->flags |= MDOC_ENDED;
390:
391: /*
392: * End of line terminating an implicit block
393: * while an explicit block is still open.
394: * Continue the explicit block without spacing.
395: */
396: if (ENDBODY_NOSPACE == n->end)
397: p->flags |= TERMP_NOSPACE;
1.206 kristaps 398: break;
1.162 schwarze 399: }
1.121 kristaps 400:
401: if (MDOC_EOS & n->flags)
402: p->flags |= TERMP_SENTENCE;
1.29 kristaps 403:
404: p->offset = offset;
1.30 kristaps 405: p->rmargin = rmargin;
1.1 kristaps 406: }
407:
408:
1.3 kristaps 409: static void
1.145 kristaps 410: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 411: {
1.144 kristaps 412: const struct mdoc_meta *m;
413:
414: m = (const struct mdoc_meta *)arg;
1.1 kristaps 415:
1.102 kristaps 416: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 417:
1.9 kristaps 418: /*
419: * Output the footer in new-groff style, that is, three columns
420: * with the middle being the manual date and flanking columns
421: * being the operating system:
422: *
423: * SYSTEM DATE SYSTEM
424: */
425:
1.1 kristaps 426: term_vspace(p);
427:
1.9 kristaps 428: p->offset = 0;
1.157 kristaps 429: p->rmargin = (p->maxrmargin -
1.220 schwarze 430: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.220 schwarze 433: term_word(p, m->os);
1.1 kristaps 434: term_flushln(p);
435:
1.9 kristaps 436: p->offset = p->rmargin;
1.220 schwarze 437: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.234 schwarze 438: p->flags |= TERMP_NOSPACE;
1.9 kristaps 439:
1.220 schwarze 440: term_word(p, m->date);
1.9 kristaps 441: term_flushln(p);
442:
1.1 kristaps 443: p->offset = p->rmargin;
444: p->rmargin = p->maxrmargin;
445: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 446: p->flags |= TERMP_NOSPACE;
1.1 kristaps 447:
1.220 schwarze 448: term_word(p, m->os);
1.1 kristaps 449: term_flushln(p);
450:
1.9 kristaps 451: p->offset = 0;
452: p->rmargin = p->maxrmargin;
453: p->flags = 0;
1.1 kristaps 454: }
455:
456:
1.3 kristaps 457: static void
1.144 kristaps 458: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 459: {
1.98 kristaps 460: char buf[BUFSIZ], title[BUFSIZ];
1.235 schwarze 461: size_t buflen, titlen;
1.144 kristaps 462: const struct mdoc_meta *m;
463:
464: m = (const struct mdoc_meta *)arg;
1.1 kristaps 465:
466: /*
467: * The header is strange. It has three components, which are
468: * really two with the first duplicated. It goes like this:
469: *
470: * IDENTIFIER TITLE IDENTIFIER
471: *
472: * The IDENTIFIER is NAME(SECTION), which is the command-name
473: * (if given, or "unknown" if not) followed by the manual page
474: * section. These are given in `Dt'. The TITLE is a free-form
475: * string depending on the manual volume. If not specified, it
476: * switches on the manual section.
477: */
478:
1.235 schwarze 479: p->offset = 0;
480: p->rmargin = p->maxrmargin;
481:
1.86 kristaps 482: assert(m->vol);
1.98 kristaps 483: strlcpy(buf, m->vol, BUFSIZ);
1.235 schwarze 484: buflen = term_strlen(p, buf);
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);
1.235 schwarze 493: titlen = term_strlen(p, title);
1.1 kristaps 494:
1.235 schwarze 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1 kristaps 496: p->offset = 0;
1.235 schwarze 497: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
498: (p->maxrmargin -
499: term_strlen(p, buf) + term_len(p, 1)) / 2 :
500: p->maxrmargin - buflen;
1.1 kristaps 501:
502: term_word(p, title);
503: term_flushln(p);
504:
1.235 schwarze 505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 506: p->offset = p->rmargin;
1.235 schwarze 507: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
508: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 509:
510: term_word(p, buf);
511: term_flushln(p);
512:
513: p->flags &= ~TERMP_NOBREAK;
1.235 schwarze 514: if (p->rmargin + titlen <= p->maxrmargin) {
515: p->flags |= TERMP_NOSPACE;
516: p->offset = p->rmargin;
517: p->rmargin = p->maxrmargin;
518: term_word(p, title);
519: term_flushln(p);
520: }
1.1 kristaps 521:
1.235 schwarze 522: p->flags &= ~TERMP_NOSPACE;
1.9 kristaps 523: p->offset = 0;
1.1 kristaps 524: p->rmargin = p->maxrmargin;
525: }
526:
527:
528: static size_t
1.157 kristaps 529: a2height(const struct termp *p, const char *v)
1.1 kristaps 530: {
1.92 kristaps 531: struct roffsu su;
1.91 kristaps 532:
1.231 kristaps 533:
1.157 kristaps 534: assert(v);
535: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 536: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 537:
1.157 kristaps 538: return(term_vspan(p, &su));
1.91 kristaps 539: }
1.1 kristaps 540:
1.40 kristaps 541:
1.91 kristaps 542: static size_t
1.157 kristaps 543: a2width(const struct termp *p, const char *v)
1.91 kristaps 544: {
1.92 kristaps 545: struct roffsu su;
1.1 kristaps 546:
1.154 kristaps 547: assert(v);
548: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 549: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 550:
1.157 kristaps 551: return(term_hspan(p, &su));
1.1 kristaps 552: }
553:
554:
555: static size_t
1.157 kristaps 556: a2offs(const struct termp *p, const char *v)
1.1 kristaps 557: {
1.92 kristaps 558: struct roffsu su;
1.1 kristaps 559:
1.148 kristaps 560: if ('\0' == *v)
1.91 kristaps 561: return(0);
1.148 kristaps 562: else if (0 == strcmp(v, "left"))
1.19 kristaps 563: return(0);
1.148 kristaps 564: else if (0 == strcmp(v, "indent"))
1.238 schwarze 565: return(term_len(p, p->defindent + 1));
1.148 kristaps 566: else if (0 == strcmp(v, "indent-two"))
1.238 schwarze 567: return(term_len(p, (p->defindent + 1) * 2));
1.148 kristaps 568: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 569: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 570:
1.157 kristaps 571: return(term_hspan(p, &su));
1.1 kristaps 572: }
573:
574:
1.108 kristaps 575: /*
576: * Determine how much space to print out before block elements of `It'
577: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
578: * too.
579: */
1.54 kristaps 580: static void
1.151 kristaps 581: print_bvspace(struct termp *p,
582: const struct mdoc_node *bl,
583: const struct mdoc_node *n)
1.1 kristaps 584: {
1.86 kristaps 585: const struct mdoc_node *nn;
1.236 schwarze 586:
587: assert(n);
1.1 kristaps 588:
589: term_newln(p);
1.150 kristaps 590:
1.202 kristaps 591: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 592: return;
1.202 kristaps 593: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 594: return;
595:
1.85 kristaps 596: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 597:
1.86 kristaps 598: for (nn = n; nn; nn = nn->parent) {
599: if (MDOC_BLOCK != nn->type)
1.1 kristaps 600: continue;
1.86 kristaps 601: if (MDOC_Ss == nn->tok)
1.54 kristaps 602: return;
1.86 kristaps 603: if (MDOC_Sh == nn->tok)
1.54 kristaps 604: return;
1.86 kristaps 605: if (NULL == nn->prev)
1.1 kristaps 606: continue;
607: break;
608: }
609:
1.85 kristaps 610: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 611:
1.202 kristaps 612: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 613: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 614: return;
615:
1.85 kristaps 616: /* A `-diag' without body does not vspace. */
617:
1.202 kristaps 618: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 619: if (n->prev && MDOC_It == n->prev->tok) {
620: assert(n->prev->body);
621: if (NULL == n->prev->body->child)
1.55 kristaps 622: return;
623: }
624:
1.54 kristaps 625: term_vspace(p);
1.1 kristaps 626: }
627:
628:
629: /* ARGSUSED */
630: static int
631: termp_it_pre(DECL_ARGS)
632: {
1.86 kristaps 633: const struct mdoc_node *bl, *nn;
1.1 kristaps 634: char buf[7];
1.170 kristaps 635: int i;
1.108 kristaps 636: size_t width, offset, ncols, dcol;
1.126 kristaps 637: enum mdoc_list type;
1.1 kristaps 638:
1.86 kristaps 639: if (MDOC_BLOCK == n->type) {
1.151 kristaps 640: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 641: return(1);
642: }
1.1 kristaps 643:
1.86 kristaps 644: bl = n->parent->parent->parent;
1.202 kristaps 645: type = bl->norm->Bl.type;
1.1 kristaps 646:
1.108 kristaps 647: /*
648: * First calculate width and offset. This is pretty easy unless
649: * we're a -column list, in which case all prior columns must
650: * be accounted for.
651: */
652:
653: width = offset = 0;
654:
1.202 kristaps 655: if (bl->norm->Bl.offs)
656: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 657:
1.1 kristaps 658: switch (type) {
1.126 kristaps 659: case (LIST_column):
1.134 kristaps 660: if (MDOC_HEAD == n->type)
1.1 kristaps 661: break;
1.155 kristaps 662:
1.105 kristaps 663: /*
1.108 kristaps 664: * Imitate groff's column handling:
665: * - For each earlier column, add its width.
666: * - For less than 5 columns, add four more blanks per
667: * column.
668: * - For exactly 5 columns, add three more blank per
669: * column.
670: * - For more than 5 columns, add only one column.
1.105 kristaps 671: */
1.202 kristaps 672: ncols = bl->norm->Bl.ncols;
1.170 kristaps 673:
1.108 kristaps 674: /* LINTED */
1.157 kristaps 675: dcol = ncols < 5 ? term_len(p, 4) :
676: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 677:
1.134 kristaps 678: /*
679: * Calculate the offset by applying all prior MDOC_BODY,
680: * so we stop at the MDOC_HEAD (NULL == nn->prev).
681: */
682:
1.108 kristaps 683: for (i = 0, nn = n->prev;
1.134 kristaps 684: nn->prev && i < (int)ncols;
1.108 kristaps 685: nn = nn->prev, i++)
686: offset += dcol + a2width
1.202 kristaps 687: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 688:
689: /*
1.108 kristaps 690: * When exceeding the declared number of columns, leave
691: * the remaining widths at 0. This will later be
692: * adjusted to the default width of 10, or, for the last
693: * column, stretched to the right margin.
1.58 kristaps 694: */
1.108 kristaps 695: if (i >= (int)ncols)
696: break;
1.58 kristaps 697:
1.105 kristaps 698: /*
1.108 kristaps 699: * Use the declared column widths, extended as explained
700: * in the preceding paragraph.
1.105 kristaps 701: */
1.202 kristaps 702: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 703: break;
704: default:
1.202 kristaps 705: if (NULL == bl->norm->Bl.width)
1.108 kristaps 706: break;
707:
708: /*
709: * Note: buffer the width by 2, which is groff's magic
710: * number for buffering single arguments. See the above
711: * handling for column for how this changes.
712: */
1.202 kristaps 713: assert(bl->norm->Bl.width);
714: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 715: break;
716: }
717:
718: /*
719: * List-type can override the width in the case of fixed-head
720: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 721: * offset.
1.1 kristaps 722: */
723:
724: switch (type) {
1.126 kristaps 725: case (LIST_bullet):
1.1 kristaps 726: /* FALLTHROUGH */
1.126 kristaps 727: case (LIST_dash):
1.1 kristaps 728: /* FALLTHROUGH */
1.126 kristaps 729: case (LIST_hyphen):
1.157 kristaps 730: if (width < term_len(p, 4))
731: width = term_len(p, 4);
1.1 kristaps 732: break;
1.126 kristaps 733: case (LIST_enum):
1.157 kristaps 734: if (width < term_len(p, 5))
735: width = term_len(p, 5);
1.17 kristaps 736: break;
1.126 kristaps 737: case (LIST_hang):
1.39 kristaps 738: if (0 == width)
1.157 kristaps 739: width = term_len(p, 8);
1.39 kristaps 740: break;
1.126 kristaps 741: case (LIST_column):
1.49 kristaps 742: /* FALLTHROUGH */
1.126 kristaps 743: case (LIST_tag):
1.1 kristaps 744: if (0 == width)
1.157 kristaps 745: width = term_len(p, 10);
1.1 kristaps 746: break;
747: default:
748: break;
749: }
750:
751: /*
1.17 kristaps 752: * Whitespace control. Inset bodies need an initial space,
753: * while diagonal bodies need two.
1.1 kristaps 754: */
755:
1.51 kristaps 756: p->flags |= TERMP_NOSPACE;
757:
1.1 kristaps 758: switch (type) {
1.126 kristaps 759: case (LIST_diag):
1.86 kristaps 760: if (MDOC_BODY == n->type)
1.62 kristaps 761: term_word(p, "\\ \\ ");
1.51 kristaps 762: break;
1.126 kristaps 763: case (LIST_inset):
1.86 kristaps 764: if (MDOC_BODY == n->type)
1.51 kristaps 765: term_word(p, "\\ ");
1.1 kristaps 766: break;
767: default:
768: break;
769: }
770:
1.51 kristaps 771: p->flags |= TERMP_NOSPACE;
772:
1.1 kristaps 773: switch (type) {
1.126 kristaps 774: case (LIST_diag):
1.86 kristaps 775: if (MDOC_HEAD == n->type)
1.102 kristaps 776: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 777: break;
778: default:
779: break;
780: }
781:
782: /*
1.109 kristaps 783: * Pad and break control. This is the tricky part. These flags
784: * are documented in term_flushln() in term.c. Note that we're
785: * going to unset all of these flags in termp_it_post() when we
786: * exit.
1.1 kristaps 787: */
788:
789: switch (type) {
1.126 kristaps 790: case (LIST_bullet):
1.1 kristaps 791: /* FALLTHROUGH */
1.126 kristaps 792: case (LIST_dash):
1.1 kristaps 793: /* FALLTHROUGH */
1.126 kristaps 794: case (LIST_enum):
1.1 kristaps 795: /* FALLTHROUGH */
1.126 kristaps 796: case (LIST_hyphen):
1.86 kristaps 797: if (MDOC_HEAD == n->type)
1.39 kristaps 798: p->flags |= TERMP_NOBREAK;
799: break;
1.126 kristaps 800: case (LIST_hang):
1.86 kristaps 801: if (MDOC_HEAD == n->type)
1.39 kristaps 802: p->flags |= TERMP_NOBREAK;
803: else
1.59 kristaps 804: break;
805:
806: /*
807: * This is ugly. If `-hang' is specified and the body
808: * is a `Bl' or `Bd', then we want basically to nullify
809: * the "overstep" effect in term_flushln() and treat
810: * this as a `-ohang' list instead.
811: */
1.86 kristaps 812: if (n->next->child &&
813: (MDOC_Bl == n->next->child->tok ||
1.234 schwarze 814: MDOC_Bd == n->next->child->tok))
1.59 kristaps 815: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 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;
1.38 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:
1.1 kristaps 837: break;
1.126 kristaps 838: case (LIST_diag):
1.86 kristaps 839: if (MDOC_HEAD == n->type)
1.1 kristaps 840: p->flags |= TERMP_NOBREAK;
841: break;
842: default:
843: break;
844: }
845:
846: /*
847: * Margin control. Set-head-width lists have their right
848: * margins shortened. The body for these lists has the offset
849: * necessarily lengthened. Everybody gets the offset.
850: */
851:
852: p->offset += offset;
853:
854: switch (type) {
1.126 kristaps 855: case (LIST_hang):
1.59 kristaps 856: /*
857: * Same stipulation as above, regarding `-hang'. We
858: * don't want to recalculate rmargin and offsets when
859: * using `Bd' or `Bl' within `-hang' overstep lists.
860: */
1.86 kristaps 861: if (MDOC_HEAD == n->type && n->next->child &&
862: (MDOC_Bl == n->next->child->tok ||
863: MDOC_Bd == n->next->child->tok))
1.59 kristaps 864: break;
865: /* FALLTHROUGH */
1.126 kristaps 866: case (LIST_bullet):
1.1 kristaps 867: /* FALLTHROUGH */
1.126 kristaps 868: case (LIST_dash):
1.1 kristaps 869: /* FALLTHROUGH */
1.126 kristaps 870: case (LIST_enum):
1.1 kristaps 871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_hyphen):
1.1 kristaps 873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_tag):
1.49 kristaps 875: assert(width);
1.86 kristaps 876: if (MDOC_HEAD == n->type)
1.1 kristaps 877: p->rmargin = p->offset + width;
878: else
879: p->offset += width;
880: break;
1.126 kristaps 881: case (LIST_column):
1.49 kristaps 882: assert(width);
1.1 kristaps 883: p->rmargin = p->offset + width;
1.50 kristaps 884: /*
885: * XXX - this behaviour is not documented: the
886: * right-most column is filled to the right margin.
887: */
1.134 kristaps 888: if (MDOC_HEAD == n->type)
889: break;
890: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 891: p->rmargin = p->maxrmargin;
1.1 kristaps 892: break;
893: default:
894: break;
895: }
896:
897: /*
898: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 899: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 900: */
901:
1.86 kristaps 902: if (MDOC_HEAD == n->type)
1.1 kristaps 903: switch (type) {
1.126 kristaps 904: case (LIST_bullet):
1.102 kristaps 905: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 906: term_word(p, "\\[bu]");
1.102 kristaps 907: term_fontpop(p);
1.1 kristaps 908: break;
1.126 kristaps 909: case (LIST_dash):
1.1 kristaps 910: /* FALLTHROUGH */
1.126 kristaps 911: case (LIST_hyphen):
1.102 kristaps 912: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 913: term_word(p, "\\(hy");
1.102 kristaps 914: term_fontpop(p);
1.1 kristaps 915: break;
1.126 kristaps 916: case (LIST_enum):
1.1 kristaps 917: (pair->ppair->ppair->count)++;
1.109 kristaps 918: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 919: pair->ppair->ppair->count);
920: term_word(p, buf);
921: break;
922: default:
923: break;
924: }
925:
926: /*
927: * If we're not going to process our children, indicate so here.
928: */
929:
930: switch (type) {
1.126 kristaps 931: case (LIST_bullet):
1.1 kristaps 932: /* FALLTHROUGH */
1.126 kristaps 933: case (LIST_item):
1.1 kristaps 934: /* FALLTHROUGH */
1.126 kristaps 935: case (LIST_dash):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_hyphen):
1.1 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_enum):
1.86 kristaps 940: if (MDOC_HEAD == n->type)
1.1 kristaps 941: return(0);
942: break;
1.126 kristaps 943: case (LIST_column):
1.134 kristaps 944: if (MDOC_HEAD == n->type)
1.1 kristaps 945: return(0);
946: break;
947: default:
948: break;
949: }
950:
951: return(1);
952: }
953:
954:
955: /* ARGSUSED */
956: static void
957: termp_it_post(DECL_ARGS)
958: {
1.126 kristaps 959: enum mdoc_list type;
1.1 kristaps 960:
1.109 kristaps 961: if (MDOC_BLOCK == n->type)
1.1 kristaps 962: return;
963:
1.202 kristaps 964: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 965:
966: switch (type) {
1.126 kristaps 967: case (LIST_item):
1.1 kristaps 968: /* FALLTHROUGH */
1.126 kristaps 969: case (LIST_diag):
1.53 kristaps 970: /* FALLTHROUGH */
1.126 kristaps 971: case (LIST_inset):
1.86 kristaps 972: if (MDOC_BODY == n->type)
1.130 schwarze 973: term_newln(p);
1.1 kristaps 974: break;
1.126 kristaps 975: case (LIST_column):
1.134 kristaps 976: if (MDOC_BODY == n->type)
1.1 kristaps 977: term_flushln(p);
978: break;
979: default:
1.130 schwarze 980: term_newln(p);
1.1 kristaps 981: break;
982: }
983:
1.109 kristaps 984: /*
985: * Now that our output is flushed, we can reset our tags. Since
986: * only `It' sets these flags, we're free to assume that nobody
987: * has munged them in the meanwhile.
988: */
989:
990: p->flags &= ~TERMP_DANGLE;
991: p->flags &= ~TERMP_NOBREAK;
992: p->flags &= ~TERMP_TWOSPACE;
993: p->flags &= ~TERMP_HANG;
1.1 kristaps 994: }
995:
996:
997: /* ARGSUSED */
998: static int
999: termp_nm_pre(DECL_ARGS)
1000: {
1001:
1.164 schwarze 1002: if (MDOC_BLOCK == n->type)
1003: return(1);
1004:
1005: if (MDOC_BODY == n->type) {
1006: if (NULL == n->child)
1007: return(0);
1.234 schwarze 1008: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1009: p->offset += term_len(p, 1) +
1010: (NULL == n->prev->child ? term_strlen(p, m->name) :
1011: MDOC_TEXT == n->prev->child->type ?
1012: term_strlen(p, n->prev->child->string) :
1013: term_len(p, 5));
1014: return(1);
1015: }
1016:
1.125 kristaps 1017: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1018: return(0);
1.125 kristaps 1019:
1.177 schwarze 1020: if (MDOC_HEAD == n->type)
1021: synopsis_pre(p, n->parent);
1.102 kristaps 1022:
1.164 schwarze 1023: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1024: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1025: p->rmargin = p->offset + term_len(p, 1);
1026: if (NULL == n->child) {
1027: p->rmargin += term_strlen(p, m->name);
1028: } else if (MDOC_TEXT == n->child->type) {
1029: p->rmargin += term_strlen(p, n->child->string);
1030: if (n->child->next)
1031: p->flags |= TERMP_HANG;
1032: } else {
1033: p->rmargin += term_len(p, 5);
1034: p->flags |= TERMP_HANG;
1035: }
1.164 schwarze 1036: }
1037:
1.102 kristaps 1038: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1039: if (NULL == n->child)
1040: term_word(p, m->name);
1.1 kristaps 1041: return(1);
1042: }
1043:
1044:
1.164 schwarze 1045: /* ARGSUSED */
1046: static void
1047: termp_nm_post(DECL_ARGS)
1048: {
1049:
1050: if (MDOC_HEAD == n->type && n->next->child) {
1051: term_flushln(p);
1052: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234 schwarze 1053: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1054: term_flushln(p);
1055: }
1056:
1057:
1.1 kristaps 1058: /* ARGSUSED */
1059: static int
1060: termp_fl_pre(DECL_ARGS)
1061: {
1062:
1.102 kristaps 1063: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1064: term_word(p, "\\-");
1.103 kristaps 1065:
1066: if (n->child)
1.114 kristaps 1067: p->flags |= TERMP_NOSPACE;
1068: else if (n->next && n->next->line == n->line)
1.103 kristaps 1069: p->flags |= TERMP_NOSPACE;
1070:
1.1 kristaps 1071: return(1);
1072: }
1073:
1074:
1075: /* ARGSUSED */
1076: static int
1.184 kristaps 1077: termp__a_pre(DECL_ARGS)
1078: {
1079:
1080: if (n->prev && MDOC__A == n->prev->tok)
1081: if (NULL == n->next || MDOC__A != n->next->tok)
1082: term_word(p, "and");
1083:
1084: return(1);
1085: }
1086:
1087:
1088: /* ARGSUSED */
1089: static int
1.61 kristaps 1090: termp_an_pre(DECL_ARGS)
1091: {
1092:
1.86 kristaps 1093: if (NULL == n->child)
1.61 kristaps 1094: return(1);
1095:
1096: /*
1.85 kristaps 1097: * If not in the AUTHORS section, `An -split' will cause
1098: * newlines to occur before the author name. If in the AUTHORS
1099: * section, by default, the first `An' invocation is nosplit,
1100: * then all subsequent ones, regardless of whether interspersed
1101: * with other macros/text, are split. -split, in this case,
1102: * will override the condition of the implied first -nosplit.
1.61 kristaps 1103: */
1104:
1.86 kristaps 1105: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1106: if ( ! (TERMP_ANPREC & p->flags)) {
1107: if (TERMP_SPLIT & p->flags)
1108: term_newln(p);
1109: return(1);
1110: }
1111: if (TERMP_NOSPLIT & p->flags)
1112: return(1);
1113: term_newln(p);
1114: return(1);
1115: }
1116:
1117: if (TERMP_SPLIT & p->flags)
1118: term_newln(p);
1119:
1120: return(1);
1121: }
1122:
1123:
1124: /* ARGSUSED */
1125: static void
1126: termp_an_post(DECL_ARGS)
1127: {
1128:
1.86 kristaps 1129: if (n->child) {
1130: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1131: p->flags |= TERMP_ANPREC;
1132: return;
1133: }
1134:
1.202 kristaps 1135: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1136: p->flags &= ~TERMP_NOSPLIT;
1137: p->flags |= TERMP_SPLIT;
1.202 kristaps 1138: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1139: p->flags &= ~TERMP_SPLIT;
1140: p->flags |= TERMP_NOSPLIT;
1141: }
1142:
1143: }
1144:
1145:
1146: /* ARGSUSED */
1147: static int
1.1 kristaps 1148: termp_ns_pre(DECL_ARGS)
1149: {
1150:
1.215 kristaps 1151: if ( ! (MDOC_LINE & n->flags))
1152: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1153: return(1);
1154: }
1155:
1156:
1157: /* ARGSUSED */
1158: static int
1159: termp_rs_pre(DECL_ARGS)
1160: {
1161:
1.86 kristaps 1162: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1163: return(1);
1.86 kristaps 1164: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1165: term_vspace(p);
1166: return(1);
1167: }
1168:
1169:
1170: /* ARGSUSED */
1171: static int
1172: termp_rv_pre(DECL_ARGS)
1173: {
1.223 kristaps 1174: int nchild;
1.1 kristaps 1175:
1176: term_newln(p);
1177: term_word(p, "The");
1178:
1.223 kristaps 1179: nchild = n->nchild;
1180: for (n = n->child; n; n = n->next) {
1.102 kristaps 1181: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1182: term_word(p, n->string);
1.102 kristaps 1183: term_fontpop(p);
1.224 kristaps 1184:
1.68 kristaps 1185: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1186: term_word(p, "()");
1187:
1188: if (nchild > 2 && n->next) {
1189: p->flags |= TERMP_NOSPACE;
1190: term_word(p, ",");
1191: }
1192:
1193: if (n->next && NULL == n->next->next)
1194: term_word(p, "and");
1.68 kristaps 1195: }
1196:
1.223 kristaps 1197: if (nchild > 1)
1.68 kristaps 1198: term_word(p, "functions return");
1199: else
1200: term_word(p, "function returns");
1.1 kristaps 1201:
1.68 kristaps 1202: term_word(p, "the value 0 if successful; otherwise the value "
1203: "-1 is returned and the global variable");
1.1 kristaps 1204:
1.102 kristaps 1205: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1206: term_word(p, "errno");
1.102 kristaps 1207: term_fontpop(p);
1.1 kristaps 1208:
1209: term_word(p, "is set to indicate the error.");
1.131 kristaps 1210: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1211:
1.68 kristaps 1212: return(0);
1.1 kristaps 1213: }
1214:
1215:
1216: /* ARGSUSED */
1217: static int
1218: termp_ex_pre(DECL_ARGS)
1219: {
1.224 kristaps 1220: int nchild;
1.1 kristaps 1221:
1.224 kristaps 1222: term_newln(p);
1.68 kristaps 1223: term_word(p, "The");
1.1 kristaps 1224:
1.224 kristaps 1225: nchild = n->nchild;
1226: for (n = n->child; n; n = n->next) {
1.102 kristaps 1227: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1228: term_word(p, n->string);
1.102 kristaps 1229: term_fontpop(p);
1.224 kristaps 1230:
1231: if (nchild > 2 && n->next) {
1232: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1233: term_word(p, ",");
1.224 kristaps 1234: }
1235:
1236: if (n->next && NULL == n->next->next)
1237: term_word(p, "and");
1.68 kristaps 1238: }
1239:
1.224 kristaps 1240: if (nchild > 1)
1.68 kristaps 1241: term_word(p, "utilities exit");
1242: else
1243: term_word(p, "utility exits");
1244:
1245: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1246:
1.131 kristaps 1247: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1248: return(0);
1.1 kristaps 1249: }
1250:
1251:
1252: /* ARGSUSED */
1253: static int
1254: termp_nd_pre(DECL_ARGS)
1255: {
1.25 kristaps 1256:
1.86 kristaps 1257: if (MDOC_BODY != n->type)
1.25 kristaps 1258: return(1);
1.30 kristaps 1259:
1.27 kristaps 1260: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1261: term_word(p, "\\(en");
1.23 kristaps 1262: #else
1263: term_word(p, "\\(em");
1264: #endif
1.1 kristaps 1265: return(1);
1.115 kristaps 1266: }
1267:
1268:
1269: /* ARGSUSED */
1270: static int
1271: termp_bl_pre(DECL_ARGS)
1272: {
1273:
1274: return(MDOC_HEAD != n->type);
1.1 kristaps 1275: }
1276:
1277:
1278: /* ARGSUSED */
1279: static void
1280: termp_bl_post(DECL_ARGS)
1281: {
1282:
1.86 kristaps 1283: if (MDOC_BLOCK == n->type)
1.1 kristaps 1284: term_newln(p);
1285: }
1286:
1287: /* ARGSUSED */
1288: static int
1289: termp_xr_pre(DECL_ARGS)
1290: {
1291:
1.225 kristaps 1292: if (NULL == (n = n->child))
1.113 kristaps 1293: return(0);
1294:
1.225 kristaps 1295: assert(MDOC_TEXT == n->type);
1296: term_word(p, n->string);
1.11 kristaps 1297:
1.225 kristaps 1298: if (NULL == (n = n->next))
1.1 kristaps 1299: return(0);
1.225 kristaps 1300:
1.1 kristaps 1301: p->flags |= TERMP_NOSPACE;
1302: term_word(p, "(");
1.222 kristaps 1303: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1304:
1305: assert(MDOC_TEXT == n->type);
1306: term_word(p, n->string);
1307:
1.222 kristaps 1308: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1309: term_word(p, ")");
1.86 kristaps 1310:
1.1 kristaps 1311: return(0);
1312: }
1313:
1.143 kristaps 1314: /*
1315: * This decides how to assert whitespace before any of the SYNOPSIS set
1316: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1317: * macro combos).
1318: */
1319: static void
1320: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1321: {
1322: /*
1323: * Obviously, if we're not in a SYNOPSIS or no prior macros
1324: * exist, do nothing.
1325: */
1.160 kristaps 1326: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1327: return;
1328:
1329: /*
1330: * If we're the second in a pair of like elements, emit our
1331: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1332: * case we soldier on.
1333: */
1334: if (n->prev->tok == n->tok &&
1335: MDOC_Ft != n->tok &&
1336: MDOC_Fo != n->tok &&
1337: MDOC_Fn != n->tok) {
1338: term_newln(p);
1339: return;
1340: }
1341:
1342: /*
1343: * If we're one of the SYNOPSIS set and non-like pair-wise after
1344: * another (or Fn/Fo, which we've let slip through) then assert
1345: * vertical space, else only newline and move on.
1346: */
1347: switch (n->prev->tok) {
1348: case (MDOC_Fd):
1349: /* FALLTHROUGH */
1350: case (MDOC_Fn):
1351: /* FALLTHROUGH */
1352: case (MDOC_Fo):
1353: /* FALLTHROUGH */
1354: case (MDOC_In):
1355: /* FALLTHROUGH */
1356: case (MDOC_Vt):
1357: term_vspace(p);
1358: break;
1359: case (MDOC_Ft):
1360: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1361: term_vspace(p);
1362: break;
1363: }
1364: /* FALLTHROUGH */
1365: default:
1366: term_newln(p);
1367: break;
1368: }
1369: }
1370:
1371:
1.110 kristaps 1372: static int
1373: termp_vt_pre(DECL_ARGS)
1374: {
1375:
1.143 kristaps 1376: if (MDOC_ELEM == n->type) {
1377: synopsis_pre(p, n);
1.110 kristaps 1378: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1379: } else if (MDOC_BLOCK == n->type) {
1380: synopsis_pre(p, n);
1381: return(1);
1382: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1383: return(0);
1384:
1385: return(termp_under_pre(p, pair, m, n));
1386: }
1387:
1388:
1.1 kristaps 1389: /* ARGSUSED */
1390: static int
1.69 kristaps 1391: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1392: {
1393:
1.102 kristaps 1394: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1395: return(1);
1396: }
1397:
1398:
1399: /* ARGSUSED */
1.143 kristaps 1400: static int
1401: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1402: {
1403:
1.143 kristaps 1404: synopsis_pre(p, n);
1405: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1406: }
1407:
1408:
1409: /* ARGSUSED */
1410: static int
1411: termp_sh_pre(DECL_ARGS)
1412: {
1.85 kristaps 1413:
1414: /* No vspace between consecutive `Sh' calls. */
1415:
1.86 kristaps 1416: switch (n->type) {
1.65 kristaps 1417: case (MDOC_BLOCK):
1.86 kristaps 1418: if (n->prev && MDOC_Sh == n->prev->tok)
1419: if (NULL == n->prev->body->child)
1.65 kristaps 1420: break;
1421: term_vspace(p);
1422: break;
1.1 kristaps 1423: case (MDOC_HEAD):
1.102 kristaps 1424: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1425: break;
1426: case (MDOC_BODY):
1.238 schwarze 1427: p->offset = term_len(p, p->defindent);
1.239 ! schwarze 1428: if (SEC_AUTHORS == n->sec)
! 1429: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1430: break;
1431: default:
1432: break;
1433: }
1434: return(1);
1435: }
1436:
1437:
1438: /* ARGSUSED */
1439: static void
1440: termp_sh_post(DECL_ARGS)
1441: {
1442:
1.86 kristaps 1443: switch (n->type) {
1.1 kristaps 1444: case (MDOC_HEAD):
1445: term_newln(p);
1446: break;
1447: case (MDOC_BODY):
1448: term_newln(p);
1449: p->offset = 0;
1450: break;
1451: default:
1452: break;
1453: }
1454: }
1455:
1456:
1457: /* ARGSUSED */
1458: static int
1459: termp_bt_pre(DECL_ARGS)
1460: {
1461:
1462: term_word(p, "is currently in beta test.");
1.131 kristaps 1463: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1464: return(0);
1.1 kristaps 1465: }
1466:
1467:
1468: /* ARGSUSED */
1469: static void
1470: termp_lb_post(DECL_ARGS)
1471: {
1472:
1.122 kristaps 1473: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1474: term_newln(p);
1.1 kristaps 1475: }
1476:
1477:
1478: /* ARGSUSED */
1479: static int
1480: termp_ud_pre(DECL_ARGS)
1481: {
1482:
1483: term_word(p, "currently under development.");
1.131 kristaps 1484: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1485: return(0);
1.1 kristaps 1486: }
1487:
1488:
1489: /* ARGSUSED */
1490: static int
1491: termp_d1_pre(DECL_ARGS)
1492: {
1493:
1.86 kristaps 1494: if (MDOC_BLOCK != n->type)
1.1 kristaps 1495: return(1);
1496: term_newln(p);
1.238 schwarze 1497: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1498: return(1);
1499: }
1500:
1501:
1502: /* ARGSUSED */
1503: static void
1504: termp_d1_post(DECL_ARGS)
1505: {
1506:
1.86 kristaps 1507: if (MDOC_BLOCK != n->type)
1.1 kristaps 1508: return;
1509: term_newln(p);
1510: }
1511:
1512:
1513: /* ARGSUSED */
1514: static int
1515: termp_ft_pre(DECL_ARGS)
1516: {
1517:
1.141 kristaps 1518: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1519: synopsis_pre(p, n);
1.102 kristaps 1520: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1521: return(1);
1522: }
1523:
1524:
1525: /* ARGSUSED */
1526: static int
1527: termp_fn_pre(DECL_ARGS)
1528: {
1.226 kristaps 1529: int pretty;
1530:
1531: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1532:
1.143 kristaps 1533: synopsis_pre(p, n);
1.139 kristaps 1534:
1.226 kristaps 1535: if (NULL == (n = n->child))
1536: return(0);
1537:
1538: assert(MDOC_TEXT == n->type);
1.102 kristaps 1539: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1540: term_word(p, n->string);
1.102 kristaps 1541: term_fontpop(p);
1.1 kristaps 1542:
1543: p->flags |= TERMP_NOSPACE;
1544: term_word(p, "(");
1.222 kristaps 1545: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1546:
1.226 kristaps 1547: for (n = n->next; n; n = n->next) {
1548: assert(MDOC_TEXT == n->type);
1.102 kristaps 1549: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1550: term_word(p, n->string);
1.102 kristaps 1551: term_fontpop(p);
1552:
1.226 kristaps 1553: if (n->next) {
1.222 kristaps 1554: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1555: term_word(p, ",");
1.222 kristaps 1556: }
1.1 kristaps 1557: }
1558:
1.222 kristaps 1559: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1560: term_word(p, ")");
1561:
1.226 kristaps 1562: if (pretty) {
1.222 kristaps 1563: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1564: term_word(p, ";");
1.222 kristaps 1565: }
1.1 kristaps 1566:
1567: return(0);
1568: }
1569:
1570:
1571: /* ARGSUSED */
1572: static int
1573: termp_fa_pre(DECL_ARGS)
1574: {
1.86 kristaps 1575: const struct mdoc_node *nn;
1.1 kristaps 1576:
1.86 kristaps 1577: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1578: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1579: return(1);
1580: }
1581:
1.86 kristaps 1582: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1583: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1584: term_word(p, nn->string);
1.102 kristaps 1585: term_fontpop(p);
1586:
1.222 kristaps 1587: if (nn->next) {
1588: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1589: term_word(p, ",");
1.222 kristaps 1590: }
1.1 kristaps 1591: }
1592:
1.222 kristaps 1593: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1594: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1595: term_word(p, ",");
1.222 kristaps 1596: }
1.1 kristaps 1597:
1598: return(0);
1599: }
1600:
1601:
1602: /* ARGSUSED */
1603: static int
1604: termp_bd_pre(DECL_ARGS)
1605: {
1.179 kristaps 1606: size_t tabwidth, rm, rmax;
1.85 kristaps 1607: const struct mdoc_node *nn;
1.1 kristaps 1608:
1.86 kristaps 1609: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1610: print_bvspace(p, n, n);
1.54 kristaps 1611: return(1);
1.116 kristaps 1612: } else if (MDOC_HEAD == n->type)
1613: return(0);
1.1 kristaps 1614:
1.202 kristaps 1615: if (n->norm->Bd.offs)
1616: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1617:
1618: /*
1619: * If -ragged or -filled are specified, the block does nothing
1620: * but change the indentation. If -unfilled or -literal are
1621: * specified, text is printed exactly as entered in the display:
1622: * for macro lines, a newline is appended to the line. Blank
1623: * lines are allowed.
1624: */
1.60 kristaps 1625:
1.202 kristaps 1626: if (DISP_literal != n->norm->Bd.type &&
1627: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1628: return(1);
1629:
1.129 schwarze 1630: tabwidth = p->tabwidth;
1.208 kristaps 1631: if (DISP_literal == n->norm->Bd.type)
1632: p->tabwidth = term_len(p, 8);
1633:
1.119 kristaps 1634: rm = p->rmargin;
1635: rmax = p->maxrmargin;
1.120 kristaps 1636: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1637:
1.86 kristaps 1638: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1639: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1640: /*
1641: * If the printed node flushes its own line, then we
1642: * needn't do it here as well. This is hacky, but the
1643: * notion of selective eoln whitespace is pretty dumb
1644: * anyway, so don't sweat it.
1645: */
1646: switch (nn->tok) {
1.193 kristaps 1647: case (MDOC_Sm):
1648: /* FALLTHROUGH */
1.190 kristaps 1649: case (MDOC_br):
1650: /* FALLTHROUGH */
1651: case (MDOC_sp):
1652: /* FALLTHROUGH */
1653: case (MDOC_Bl):
1.196 kristaps 1654: /* FALLTHROUGH */
1655: case (MDOC_D1):
1656: /* FALLTHROUGH */
1657: case (MDOC_Dl):
1.190 kristaps 1658: /* FALLTHROUGH */
1659: case (MDOC_Lp):
1660: /* FALLTHROUGH */
1661: case (MDOC_Pp):
1662: continue;
1663: default:
1664: break;
1665: }
1.180 schwarze 1666: if (nn->next && nn->next->line == nn->line)
1667: continue;
1668: term_flushln(p);
1669: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1670: }
1.147 kristaps 1671:
1.129 schwarze 1672: p->tabwidth = tabwidth;
1.119 kristaps 1673: p->rmargin = rm;
1674: p->maxrmargin = rmax;
1.1 kristaps 1675: return(0);
1676: }
1677:
1678:
1679: /* ARGSUSED */
1680: static void
1681: termp_bd_post(DECL_ARGS)
1682: {
1.119 kristaps 1683: size_t rm, rmax;
1.1 kristaps 1684:
1.86 kristaps 1685: if (MDOC_BODY != n->type)
1.1 kristaps 1686: return;
1.118 kristaps 1687:
1.119 kristaps 1688: rm = p->rmargin;
1689: rmax = p->maxrmargin;
1.118 kristaps 1690:
1.202 kristaps 1691: if (DISP_literal == n->norm->Bd.type ||
1692: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1693: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1694:
1.60 kristaps 1695: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1696: term_newln(p);
1.118 kristaps 1697:
1.119 kristaps 1698: p->rmargin = rm;
1699: p->maxrmargin = rmax;
1.1 kristaps 1700: }
1701:
1702:
1703: /* ARGSUSED */
1.211 kristaps 1704: static int
1705: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1706: {
1707:
1.211 kristaps 1708: if (NULL != (n = n->child)) {
1709: term_word(p, n->string);
1710: p->flags |= TERMP_NOSPACE;
1711: term_word(p, "BSD");
1712: } else {
1713: term_word(p, "BSD");
1714: return(0);
1715: }
1716:
1717: if (NULL != (n = n->next)) {
1718: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1719: term_word(p, "-");
1.1 kristaps 1720: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1721: term_word(p, n->string);
1.211 kristaps 1722: }
1723:
1724: return(0);
1.1 kristaps 1725: }
1726:
1727:
1728: /* ARGSUSED */
1729: static int
1.26 kristaps 1730: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1731: {
1.26 kristaps 1732: const char *pp;
1.218 schwarze 1733: int flags;
1.1 kristaps 1734:
1.26 kristaps 1735: pp = NULL;
1.86 kristaps 1736: switch (n->tok) {
1.26 kristaps 1737: case (MDOC_Bsx):
1.194 schwarze 1738: pp = "BSD/OS";
1.26 kristaps 1739: break;
1740: case (MDOC_Dx):
1.100 kristaps 1741: pp = "DragonFly";
1.26 kristaps 1742: break;
1743: case (MDOC_Fx):
1744: pp = "FreeBSD";
1745: break;
1746: case (MDOC_Nx):
1747: pp = "NetBSD";
1748: break;
1749: case (MDOC_Ox):
1750: pp = "OpenBSD";
1751: break;
1752: case (MDOC_Ux):
1753: pp = "UNIX";
1754: break;
1755: default:
1756: break;
1757: }
1.1 kristaps 1758:
1.26 kristaps 1759: term_word(p, pp);
1.214 kristaps 1760: if (n->child) {
1.218 schwarze 1761: flags = p->flags;
1.214 kristaps 1762: p->flags |= TERMP_KEEP;
1763: term_word(p, n->child->string);
1.218 schwarze 1764: p->flags = flags;
1.214 kristaps 1765: }
1766: return(0);
1.1 kristaps 1767: }
1768:
1769:
1770: /* ARGSUSED */
1771: static int
1.192 schwarze 1772: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1773: {
1774:
1775: p->flags |= TERMP_IGNDELIM;
1776: return(1);
1777: }
1778:
1779:
1780: /* ARGSUSED */
1781: static void
1782: termp_pf_post(DECL_ARGS)
1783: {
1784:
1785: p->flags |= TERMP_NOSPACE;
1786: }
1787:
1788:
1789: /* ARGSUSED */
1790: static int
1791: termp_ss_pre(DECL_ARGS)
1792: {
1793:
1.86 kristaps 1794: switch (n->type) {
1.1 kristaps 1795: case (MDOC_BLOCK):
1796: term_newln(p);
1.86 kristaps 1797: if (n->prev)
1.1 kristaps 1798: term_vspace(p);
1799: break;
1800: case (MDOC_HEAD):
1.102 kristaps 1801: term_fontpush(p, TERMFONT_BOLD);
1.238 schwarze 1802: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1803: break;
1804: default:
1805: break;
1806: }
1807:
1808: return(1);
1809: }
1810:
1811:
1812: /* ARGSUSED */
1813: static void
1814: termp_ss_post(DECL_ARGS)
1815: {
1816:
1.86 kristaps 1817: if (MDOC_HEAD == n->type)
1.1 kristaps 1818: term_newln(p);
1819: }
1820:
1821:
1822: /* ARGSUSED */
1823: static int
1824: termp_cd_pre(DECL_ARGS)
1825: {
1826:
1.143 kristaps 1827: synopsis_pre(p, n);
1.102 kristaps 1828: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1829: return(1);
1830: }
1831:
1832:
1833: /* ARGSUSED */
1834: static int
1835: termp_in_pre(DECL_ARGS)
1836: {
1.142 schwarze 1837:
1.143 kristaps 1838: synopsis_pre(p, n);
1.1 kristaps 1839:
1.160 kristaps 1840: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1841: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1842: term_word(p, "#include");
1.138 kristaps 1843: term_word(p, "<");
1844: } else {
1845: term_word(p, "<");
1846: term_fontpush(p, TERMFONT_UNDER);
1847: }
1.22 kristaps 1848:
1.1 kristaps 1849: p->flags |= TERMP_NOSPACE;
1850: return(1);
1851: }
1852:
1853:
1854: /* ARGSUSED */
1855: static void
1856: termp_in_post(DECL_ARGS)
1857: {
1858:
1.160 kristaps 1859: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1860: term_fontpush(p, TERMFONT_BOLD);
1861:
1.79 kristaps 1862: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1863: term_word(p, ">");
1864:
1.160 kristaps 1865: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1866: term_fontpop(p);
1.1 kristaps 1867: }
1868:
1869:
1870: /* ARGSUSED */
1871: static int
1.45 kristaps 1872: termp_sp_pre(DECL_ARGS)
1873: {
1.91 kristaps 1874: size_t i, len;
1.45 kristaps 1875:
1.86 kristaps 1876: switch (n->tok) {
1.76 kristaps 1877: case (MDOC_sp):
1.157 kristaps 1878: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1879: break;
1880: case (MDOC_br):
1881: len = 0;
1882: break;
1883: default:
1884: len = 1;
1885: break;
1.45 kristaps 1886: }
1887:
1888: if (0 == len)
1889: term_newln(p);
1890: for (i = 0; i < len; i++)
1891: term_vspace(p);
1892:
1893: return(0);
1894: }
1895:
1896:
1.189 kristaps 1897: /* ARGSUSED */
1.45 kristaps 1898: static int
1.188 kristaps 1899: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1900: {
1901:
1.203 kristaps 1902: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1903: return(1);
1904:
1.188 kristaps 1905: switch (n->tok) {
1906: case (MDOC_Ao):
1907: /* FALLTHROUGH */
1908: case (MDOC_Aq):
1909: term_word(p, "<");
1910: break;
1911: case (MDOC_Bro):
1912: /* FALLTHROUGH */
1913: case (MDOC_Brq):
1914: term_word(p, "{");
1915: break;
1916: case (MDOC_Oo):
1917: /* FALLTHROUGH */
1918: case (MDOC_Op):
1919: /* FALLTHROUGH */
1920: case (MDOC_Bo):
1921: /* FALLTHROUGH */
1922: case (MDOC_Bq):
1923: term_word(p, "[");
1924: break;
1925: case (MDOC_Do):
1926: /* FALLTHROUGH */
1927: case (MDOC_Dq):
1928: term_word(p, "``");
1929: break;
1.237 schwarze 1930: case (MDOC_Eo):
1931: break;
1.188 kristaps 1932: case (MDOC_Po):
1933: /* FALLTHROUGH */
1934: case (MDOC_Pq):
1935: term_word(p, "(");
1936: break;
1.205 kristaps 1937: case (MDOC__T):
1938: /* FALLTHROUGH */
1.188 kristaps 1939: case (MDOC_Qo):
1940: /* FALLTHROUGH */
1941: case (MDOC_Qq):
1942: term_word(p, "\"");
1943: break;
1944: case (MDOC_Ql):
1945: /* FALLTHROUGH */
1946: case (MDOC_So):
1947: /* FALLTHROUGH */
1948: case (MDOC_Sq):
1949: term_word(p, "`");
1950: break;
1951: default:
1952: abort();
1953: /* NOTREACHED */
1954: }
1.1 kristaps 1955:
1956: p->flags |= TERMP_NOSPACE;
1957: return(1);
1958: }
1959:
1960:
1.189 kristaps 1961: /* ARGSUSED */
1.1 kristaps 1962: static void
1.188 kristaps 1963: termp_quote_post(DECL_ARGS)
1.1 kristaps 1964: {
1965:
1.203 kristaps 1966: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1967: return;
1968:
1969: p->flags |= TERMP_NOSPACE;
1970:
1.188 kristaps 1971: switch (n->tok) {
1972: case (MDOC_Ao):
1973: /* FALLTHROUGH */
1974: case (MDOC_Aq):
1975: term_word(p, ">");
1976: break;
1977: case (MDOC_Bro):
1978: /* FALLTHROUGH */
1979: case (MDOC_Brq):
1980: term_word(p, "}");
1981: break;
1982: case (MDOC_Oo):
1983: /* FALLTHROUGH */
1984: case (MDOC_Op):
1985: /* FALLTHROUGH */
1986: case (MDOC_Bo):
1987: /* FALLTHROUGH */
1988: case (MDOC_Bq):
1989: term_word(p, "]");
1990: break;
1991: case (MDOC_Do):
1992: /* FALLTHROUGH */
1993: case (MDOC_Dq):
1994: term_word(p, "''");
1.237 schwarze 1995: break;
1996: case (MDOC_Eo):
1.188 kristaps 1997: break;
1998: case (MDOC_Po):
1999: /* FALLTHROUGH */
2000: case (MDOC_Pq):
2001: term_word(p, ")");
2002: break;
1.205 kristaps 2003: case (MDOC__T):
2004: /* FALLTHROUGH */
1.188 kristaps 2005: case (MDOC_Qo):
2006: /* FALLTHROUGH */
2007: case (MDOC_Qq):
2008: term_word(p, "\"");
2009: break;
2010: case (MDOC_Ql):
2011: /* FALLTHROUGH */
2012: case (MDOC_So):
2013: /* FALLTHROUGH */
2014: case (MDOC_Sq):
2015: term_word(p, "'");
2016: break;
2017: default:
2018: abort();
2019: /* NOTREACHED */
2020: }
1.1 kristaps 2021: }
2022:
2023:
2024: /* ARGSUSED */
2025: static int
2026: termp_fo_pre(DECL_ARGS)
2027: {
2028:
1.141 kristaps 2029: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2030: synopsis_pre(p, n);
1.141 kristaps 2031: return(1);
2032: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2033: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2034: term_word(p, "(");
1.222 kristaps 2035: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2036: return(1);
1.141 kristaps 2037: }
2038:
1.169 kristaps 2039: if (NULL == n->child)
2040: return(0);
2041:
1.141 kristaps 2042: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2043:
1.141 kristaps 2044: assert(n->child->string);
1.102 kristaps 2045: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2046: term_word(p, n->child->string);
1.1 kristaps 2047: return(0);
2048: }
2049:
2050:
2051: /* ARGSUSED */
2052: static void
2053: termp_fo_post(DECL_ARGS)
2054: {
2055:
1.143 kristaps 2056: if (MDOC_BODY != n->type)
2057: return;
2058:
1.222 kristaps 2059: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2060: term_word(p, ")");
2061:
1.222 kristaps 2062: if (MDOC_SYNPRETTY & n->flags) {
2063: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2064: term_word(p, ";");
1.222 kristaps 2065: }
1.1 kristaps 2066: }
2067:
2068:
2069: /* ARGSUSED */
2070: static int
2071: termp_bf_pre(DECL_ARGS)
2072: {
2073:
1.86 kristaps 2074: if (MDOC_HEAD == n->type)
1.1 kristaps 2075: return(0);
1.86 kristaps 2076: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2077: return(1);
2078:
1.202 kristaps 2079: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2080: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2081: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2082: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2083: else
1.102 kristaps 2084: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2085:
2086: return(1);
2087: }
2088:
2089:
2090: /* ARGSUSED */
2091: static int
2092: termp_sm_pre(DECL_ARGS)
2093: {
2094:
1.86 kristaps 2095: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2096: if (0 == strcmp("on", n->child->string)) {
2097: if (p->col)
2098: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2099: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2100: } else
1.1 kristaps 2101: p->flags |= TERMP_NONOSPACE;
2102:
2103: return(0);
2104: }
2105:
2106:
2107: /* ARGSUSED */
2108: static int
2109: termp_ap_pre(DECL_ARGS)
2110: {
2111:
2112: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2113: term_word(p, "'");
1.1 kristaps 2114: p->flags |= TERMP_NOSPACE;
2115: return(1);
2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static void
2121: termp____post(DECL_ARGS)
2122: {
1.184 kristaps 2123:
2124: /*
2125: * Handle lists of authors. In general, print each followed by
2126: * a comma. Don't print the comma if there are only two
2127: * authors.
2128: */
2129: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2130: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2131: if (NULL == n->prev || MDOC__A != n->prev->tok)
2132: return;
1.1 kristaps 2133:
1.95 kristaps 2134: /* TODO: %U. */
2135:
1.187 kristaps 2136: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2137: return;
2138:
1.222 kristaps 2139: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2140: if (NULL == n->next) {
2141: term_word(p, ".");
2142: p->flags |= TERMP_SENTENCE;
2143: } else
2144: term_word(p, ",");
1.1 kristaps 2145: }
2146:
2147:
2148: /* ARGSUSED */
2149: static int
1.102 kristaps 2150: termp_li_pre(DECL_ARGS)
2151: {
2152:
2153: term_fontpush(p, TERMFONT_NONE);
2154: return(1);
2155: }
2156:
2157:
2158: /* ARGSUSED */
2159: static int
1.1 kristaps 2160: termp_lk_pre(DECL_ARGS)
2161: {
1.181 kristaps 2162: const struct mdoc_node *nn, *sv;
1.1 kristaps 2163:
1.102 kristaps 2164: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2165:
2166: nn = sv = n->child;
1.96 kristaps 2167:
1.195 kristaps 2168: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2169: return(1);
2170:
1.181 kristaps 2171: for (nn = nn->next; nn; nn = nn->next)
2172: term_word(p, nn->string);
2173:
1.102 kristaps 2174: term_fontpop(p);
1.96 kristaps 2175:
1.222 kristaps 2176: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2177: term_word(p, ":");
2178:
1.102 kristaps 2179: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2180: term_word(p, sv->string);
1.102 kristaps 2181: term_fontpop(p);
1.12 kristaps 2182:
1.1 kristaps 2183: return(0);
2184: }
2185:
1.159 schwarze 2186:
2187: /* ARGSUSED */
2188: static int
2189: termp_bk_pre(DECL_ARGS)
2190: {
2191:
1.161 schwarze 2192: switch (n->type) {
2193: case (MDOC_BLOCK):
1.166 kristaps 2194: break;
1.161 schwarze 2195: case (MDOC_HEAD):
2196: return(0);
2197: case (MDOC_BODY):
1.200 schwarze 2198: if (n->parent->args || 0 == n->prev->nchild)
2199: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2200: break;
1.161 schwarze 2201: default:
2202: abort();
1.166 kristaps 2203: /* NOTREACHED */
1.161 schwarze 2204: }
1.166 kristaps 2205:
2206: return(1);
1.159 schwarze 2207: }
2208:
2209:
2210: /* ARGSUSED */
2211: static void
2212: termp_bk_post(DECL_ARGS)
2213: {
2214:
1.161 schwarze 2215: if (MDOC_BODY == n->type)
2216: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2217: }
2218:
2219: /* ARGSUSED */
2220: static void
2221: termp__t_post(DECL_ARGS)
2222: {
2223:
2224: /*
2225: * If we're in an `Rs' and there's a journal present, then quote
2226: * us instead of underlining us (for disambiguation).
2227: */
1.217 schwarze 2228: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2229: n->parent->norm->Rs.quote_T)
1.203 kristaps 2230: termp_quote_post(p, pair, m, n);
2231:
2232: termp____post(p, pair, m, n);
2233: }
2234:
2235: /* ARGSUSED */
2236: static int
2237: termp__t_pre(DECL_ARGS)
2238: {
2239:
2240: /*
2241: * If we're in an `Rs' and there's a journal present, then quote
2242: * us instead of underlining us (for disambiguation).
2243: */
2244: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2245: n->parent->norm->Rs.quote_T)
1.203 kristaps 2246: return(termp_quote_pre(p, pair, m, n));
2247:
2248: term_fontpush(p, TERMFONT_UNDER);
2249: return(1);
1.159 schwarze 2250: }
1.1 kristaps 2251:
2252: /* ARGSUSED */
2253: static int
1.69 kristaps 2254: termp_under_pre(DECL_ARGS)
1.1 kristaps 2255: {
2256:
1.102 kristaps 2257: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2258: return(1);
2259: }
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