Annotation of mandoc/mdoc_term.c, Revision 1.251
1.251 ! schwarze 1: /* $Id: mdoc_term.c,v 1.250 2013/12/22 23:34:13 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.250 schwarze 4: * Copyright (c) 2010, 2012, 2013 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, \
1.245 schwarze 44: const struct mdoc_meta *meta, \
1.244 schwarze 45: 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);
1.241 schwarze 72: static void termp_fd_post(DECL_ARGS);
1.31 kristaps 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 */
1.241 schwarze 132: { termp_d1_pre, termp_bl_post }, /* D1 */
133: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 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 */
1.241 schwarze 149: { termp_fd_pre, termp_fd_post }, /* 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 */
1.243 schwarze 245: { NULL, 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;
1.245 schwarze 254: const struct mdoc_meta *meta;
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);
1.245 schwarze 270: meta = mdoc_meta(mdoc);
1.146 schwarze 271:
1.245 schwarze 272: term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
1.70 kristaps 273:
274: if (n->child)
1.245 schwarze 275: print_mdoc_nodelist(p, NULL, meta, 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:
1.245 schwarze 285: print_mdoc_node(p, pair, meta, n);
1.86 kristaps 286: if (n->next)
1.245 schwarze 287: print_mdoc_nodelist(p, pair, meta, 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;
1.1 kristaps 296: struct termpair npair;
1.30 kristaps 297: size_t offset, rmargin;
1.1 kristaps 298:
1.70 kristaps 299: chld = 1;
1.29 kristaps 300: offset = p->offset;
1.30 kristaps 301: rmargin = p->rmargin;
1.244 schwarze 302: n->prev_font = term_fontq(p);
1.29 kristaps 303:
1.97 kristaps 304: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 305: npair.ppair = pair;
1.172 kristaps 306:
307: /*
308: * Keeps only work until the end of a line. If a keep was
309: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 310: *
311: * Also let SYNPRETTY sections behave as if they were wrapped
312: * in a `Bk' block.
1.172 kristaps 313: */
314:
1.197 schwarze 315: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.248 schwarze 316: if (n->prev ? (n->prev->line != n->line) :
317: (n->parent && n->parent->line != n->line)) {
1.172 kristaps 318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: }
321: }
1.197 schwarze 322:
323: /*
324: * Since SYNPRETTY sections aren't "turned off" with `Ek',
325: * we have to intuit whether we should disable formatting.
326: */
327:
328: if ( ! (MDOC_SYNPRETTY & n->flags) &&
329: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
330: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
331: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 332:
1.217 schwarze 333: /*
334: * After the keep flags have been set up, we may now
335: * produce output. Note that some pre-handlers do so.
336: */
337:
338: switch (n->type) {
339: case (MDOC_TEXT):
340: if (' ' == *n->string && MDOC_LINE & n->flags)
341: term_newln(p);
1.222 kristaps 342: if (MDOC_DELIMC & n->flags)
343: p->flags |= TERMP_NOSPACE;
1.217 schwarze 344: term_word(p, n->string);
1.222 kristaps 345: if (MDOC_DELIMO & n->flags)
346: p->flags |= TERMP_NOSPACE;
1.217 schwarze 347: break;
348: case (MDOC_EQN):
1.233 kristaps 349: term_eqn(p, n->eqn);
1.217 schwarze 350: break;
351: case (MDOC_TBL):
352: term_tbl(p, n->span);
353: break;
354: default:
355: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
356: chld = (*termacts[n->tok].pre)
1.245 schwarze 357: (p, &npair, meta, n);
1.217 schwarze 358: break;
359: }
360:
1.86 kristaps 361: if (chld && n->child)
1.245 schwarze 362: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 363:
1.244 schwarze 364: term_fontpopq(p,
365: (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46 kristaps 366:
1.206 kristaps 367: switch (n->type) {
368: case (MDOC_TEXT):
369: break;
370: case (MDOC_TBL):
1.216 kristaps 371: break;
372: case (MDOC_EQN):
1.206 kristaps 373: break;
374: default:
375: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
376: break;
1.245 schwarze 377: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.162 schwarze 378:
379: /*
380: * Explicit end tokens not only call the post
381: * handler, but also tell the respective block
382: * that it must not call the post handler again.
383: */
1.165 kristaps 384: if (ENDBODY_NOT != n->end)
1.162 schwarze 385: n->pending->flags |= MDOC_ENDED;
386:
387: /*
388: * End of line terminating an implicit block
389: * while an explicit block is still open.
390: * Continue the explicit block without spacing.
391: */
392: if (ENDBODY_NOSPACE == n->end)
393: p->flags |= TERMP_NOSPACE;
1.206 kristaps 394: break;
1.162 schwarze 395: }
1.121 kristaps 396:
397: if (MDOC_EOS & n->flags)
398: p->flags |= TERMP_SENTENCE;
1.29 kristaps 399:
400: p->offset = offset;
1.30 kristaps 401: p->rmargin = rmargin;
1.1 kristaps 402: }
403:
404:
1.3 kristaps 405: static void
1.145 kristaps 406: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 407: {
1.245 schwarze 408: const struct mdoc_meta *meta;
1.144 kristaps 409:
1.245 schwarze 410: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 411:
1.102 kristaps 412: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 413:
1.9 kristaps 414: /*
415: * Output the footer in new-groff style, that is, three columns
416: * with the middle being the manual date and flanking columns
417: * being the operating system:
418: *
419: * SYSTEM DATE SYSTEM
420: */
421:
1.1 kristaps 422: term_vspace(p);
423:
1.9 kristaps 424: p->offset = 0;
1.157 kristaps 425: p->rmargin = (p->maxrmargin -
1.245 schwarze 426: term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.250 schwarze 427: p->trailspace = 1;
1.1 kristaps 428: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
429:
1.245 schwarze 430: term_word(p, meta->os);
1.1 kristaps 431: term_flushln(p);
432:
1.9 kristaps 433: p->offset = p->rmargin;
1.245 schwarze 434: p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.234 schwarze 435: p->flags |= TERMP_NOSPACE;
1.9 kristaps 436:
1.245 schwarze 437: term_word(p, meta->date);
1.9 kristaps 438: term_flushln(p);
439:
1.1 kristaps 440: p->offset = p->rmargin;
441: p->rmargin = p->maxrmargin;
1.250 schwarze 442: p->trailspace = 0;
1.1 kristaps 443: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 444: p->flags |= TERMP_NOSPACE;
1.1 kristaps 445:
1.245 schwarze 446: term_word(p, meta->os);
1.1 kristaps 447: term_flushln(p);
448:
1.9 kristaps 449: p->offset = 0;
450: p->rmargin = p->maxrmargin;
451: p->flags = 0;
1.1 kristaps 452: }
453:
454:
1.3 kristaps 455: static void
1.144 kristaps 456: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 457: {
1.98 kristaps 458: char buf[BUFSIZ], title[BUFSIZ];
1.235 schwarze 459: size_t buflen, titlen;
1.245 schwarze 460: const struct mdoc_meta *meta;
1.144 kristaps 461:
1.245 schwarze 462: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 463:
464: /*
465: * The header is strange. It has three components, which are
466: * really two with the first duplicated. It goes like this:
467: *
468: * IDENTIFIER TITLE IDENTIFIER
469: *
470: * The IDENTIFIER is NAME(SECTION), which is the command-name
471: * (if given, or "unknown" if not) followed by the manual page
472: * section. These are given in `Dt'. The TITLE is a free-form
473: * string depending on the manual volume. If not specified, it
474: * switches on the manual section.
475: */
476:
1.235 schwarze 477: p->offset = 0;
478: p->rmargin = p->maxrmargin;
479:
1.245 schwarze 480: assert(meta->vol);
481: strlcpy(buf, meta->vol, BUFSIZ);
1.235 schwarze 482: buflen = term_strlen(p, buf);
1.1 kristaps 483:
1.245 schwarze 484: if (meta->arch) {
1.98 kristaps 485: strlcat(buf, " (", BUFSIZ);
1.245 schwarze 486: strlcat(buf, meta->arch, BUFSIZ);
1.98 kristaps 487: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 488: }
489:
1.245 schwarze 490: snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.235 schwarze 491: titlen = term_strlen(p, title);
1.1 kristaps 492:
1.235 schwarze 493: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250 schwarze 494: p->trailspace = 1;
1.1 kristaps 495: p->offset = 0;
1.235 schwarze 496: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
497: (p->maxrmargin -
498: term_strlen(p, buf) + term_len(p, 1)) / 2 :
499: p->maxrmargin - buflen;
1.1 kristaps 500:
501: term_word(p, title);
502: term_flushln(p);
503:
1.235 schwarze 504: p->flags |= TERMP_NOSPACE;
1.1 kristaps 505: p->offset = p->rmargin;
1.235 schwarze 506: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
507: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 508:
509: term_word(p, buf);
510: term_flushln(p);
511:
512: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 513: p->trailspace = 0;
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):
1.242 schwarze 730: /* FALLTHROUGH */
1.126 kristaps 731: case (LIST_enum):
1.242 schwarze 732: if (width < term_len(p, 2))
733: width = term_len(p, 2);
1.17 kristaps 734: break;
1.126 kristaps 735: case (LIST_hang):
1.39 kristaps 736: if (0 == width)
1.157 kristaps 737: width = term_len(p, 8);
1.39 kristaps 738: break;
1.126 kristaps 739: case (LIST_column):
1.49 kristaps 740: /* FALLTHROUGH */
1.126 kristaps 741: case (LIST_tag):
1.1 kristaps 742: if (0 == width)
1.157 kristaps 743: width = term_len(p, 10);
1.1 kristaps 744: break;
745: default:
746: break;
747: }
748:
749: /*
1.17 kristaps 750: * Whitespace control. Inset bodies need an initial space,
751: * while diagonal bodies need two.
1.1 kristaps 752: */
753:
1.51 kristaps 754: p->flags |= TERMP_NOSPACE;
755:
1.1 kristaps 756: switch (type) {
1.126 kristaps 757: case (LIST_diag):
1.86 kristaps 758: if (MDOC_BODY == n->type)
1.62 kristaps 759: term_word(p, "\\ \\ ");
1.51 kristaps 760: break;
1.126 kristaps 761: case (LIST_inset):
1.86 kristaps 762: if (MDOC_BODY == n->type)
1.51 kristaps 763: term_word(p, "\\ ");
1.1 kristaps 764: break;
765: default:
766: break;
767: }
768:
1.51 kristaps 769: p->flags |= TERMP_NOSPACE;
770:
1.1 kristaps 771: switch (type) {
1.126 kristaps 772: case (LIST_diag):
1.86 kristaps 773: if (MDOC_HEAD == n->type)
1.102 kristaps 774: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 775: break;
776: default:
777: break;
778: }
779:
780: /*
1.109 kristaps 781: * Pad and break control. This is the tricky part. These flags
782: * are documented in term_flushln() in term.c. Note that we're
783: * going to unset all of these flags in termp_it_post() when we
784: * exit.
1.1 kristaps 785: */
786:
787: switch (type) {
1.242 schwarze 788: case (LIST_enum):
789: /*
790: * Weird special case.
791: * Very narrow enum lists actually hang.
792: */
793: if (width == term_len(p, 2))
794: p->flags |= TERMP_HANG;
795: /* FALLTHROUGH */
1.126 kristaps 796: case (LIST_bullet):
1.1 kristaps 797: /* FALLTHROUGH */
1.126 kristaps 798: case (LIST_dash):
1.1 kristaps 799: /* FALLTHROUGH */
1.126 kristaps 800: case (LIST_hyphen):
1.250 schwarze 801: if (MDOC_HEAD != n->type)
802: break;
803: p->flags |= TERMP_NOBREAK;
804: p->trailspace = 1;
1.39 kristaps 805: break;
1.126 kristaps 806: case (LIST_hang):
1.250 schwarze 807: if (MDOC_HEAD != n->type)
1.59 kristaps 808: break;
809:
810: /*
811: * This is ugly. If `-hang' is specified and the body
812: * is a `Bl' or `Bd', then we want basically to nullify
813: * the "overstep" effect in term_flushln() and treat
814: * this as a `-ohang' list instead.
815: */
1.86 kristaps 816: if (n->next->child &&
817: (MDOC_Bl == n->next->child->tok ||
1.234 schwarze 818: MDOC_Bd == n->next->child->tok))
1.250 schwarze 819: break;
820:
821: p->flags |= TERMP_NOBREAK | TERMP_HANG;
822: p->trailspace = 1;
1.39 kristaps 823: break;
1.126 kristaps 824: case (LIST_tag):
1.86 kristaps 825: if (MDOC_HEAD != n->type)
1.39 kristaps 826: break;
1.250 schwarze 827:
828: p->flags |= TERMP_NOBREAK;
829: p->trailspace = 2;
830:
1.86 kristaps 831: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 832: p->flags |= TERMP_DANGLE;
1.1 kristaps 833: break;
1.126 kristaps 834: case (LIST_column):
1.134 kristaps 835: if (MDOC_HEAD == n->type)
836: break;
837:
1.250 schwarze 838: if (NULL == n->next) {
1.134 kristaps 839: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 840: p->trailspace = 0;
841: } else {
1.134 kristaps 842: p->flags |= TERMP_NOBREAK;
1.250 schwarze 843: p->trailspace = 1;
844: }
1.134 kristaps 845:
1.1 kristaps 846: break;
1.126 kristaps 847: case (LIST_diag):
1.250 schwarze 848: if (MDOC_HEAD != n->type)
849: break;
850: p->flags |= TERMP_NOBREAK;
851: p->trailspace = 1;
1.1 kristaps 852: break;
853: default:
854: break;
855: }
856:
857: /*
858: * Margin control. Set-head-width lists have their right
859: * margins shortened. The body for these lists has the offset
860: * necessarily lengthened. Everybody gets the offset.
861: */
862:
863: p->offset += offset;
864:
865: switch (type) {
1.126 kristaps 866: case (LIST_hang):
1.59 kristaps 867: /*
868: * Same stipulation as above, regarding `-hang'. We
869: * don't want to recalculate rmargin and offsets when
870: * using `Bd' or `Bl' within `-hang' overstep lists.
871: */
1.86 kristaps 872: if (MDOC_HEAD == n->type && n->next->child &&
873: (MDOC_Bl == n->next->child->tok ||
874: MDOC_Bd == n->next->child->tok))
1.59 kristaps 875: break;
876: /* FALLTHROUGH */
1.126 kristaps 877: case (LIST_bullet):
1.1 kristaps 878: /* FALLTHROUGH */
1.126 kristaps 879: case (LIST_dash):
1.1 kristaps 880: /* FALLTHROUGH */
1.126 kristaps 881: case (LIST_enum):
1.1 kristaps 882: /* FALLTHROUGH */
1.126 kristaps 883: case (LIST_hyphen):
1.1 kristaps 884: /* FALLTHROUGH */
1.126 kristaps 885: case (LIST_tag):
1.49 kristaps 886: assert(width);
1.86 kristaps 887: if (MDOC_HEAD == n->type)
1.1 kristaps 888: p->rmargin = p->offset + width;
889: else
890: p->offset += width;
891: break;
1.126 kristaps 892: case (LIST_column):
1.49 kristaps 893: assert(width);
1.1 kristaps 894: p->rmargin = p->offset + width;
1.50 kristaps 895: /*
896: * XXX - this behaviour is not documented: the
897: * right-most column is filled to the right margin.
898: */
1.134 kristaps 899: if (MDOC_HEAD == n->type)
900: break;
901: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 902: p->rmargin = p->maxrmargin;
1.1 kristaps 903: break;
904: default:
905: break;
906: }
907:
908: /*
909: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 910: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 911: */
912:
1.86 kristaps 913: if (MDOC_HEAD == n->type)
1.1 kristaps 914: switch (type) {
1.126 kristaps 915: case (LIST_bullet):
1.102 kristaps 916: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 917: term_word(p, "\\[bu]");
1.102 kristaps 918: term_fontpop(p);
1.1 kristaps 919: break;
1.126 kristaps 920: case (LIST_dash):
1.1 kristaps 921: /* FALLTHROUGH */
1.126 kristaps 922: case (LIST_hyphen):
1.102 kristaps 923: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 924: term_word(p, "\\(hy");
1.102 kristaps 925: term_fontpop(p);
1.1 kristaps 926: break;
1.126 kristaps 927: case (LIST_enum):
1.1 kristaps 928: (pair->ppair->ppair->count)++;
1.109 kristaps 929: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 930: pair->ppair->ppair->count);
931: term_word(p, buf);
932: break;
933: default:
934: break;
935: }
936:
937: /*
938: * If we're not going to process our children, indicate so here.
939: */
940:
941: switch (type) {
1.126 kristaps 942: case (LIST_bullet):
1.1 kristaps 943: /* FALLTHROUGH */
1.126 kristaps 944: case (LIST_item):
1.1 kristaps 945: /* FALLTHROUGH */
1.126 kristaps 946: case (LIST_dash):
1.1 kristaps 947: /* FALLTHROUGH */
1.126 kristaps 948: case (LIST_hyphen):
1.1 kristaps 949: /* FALLTHROUGH */
1.126 kristaps 950: case (LIST_enum):
1.86 kristaps 951: if (MDOC_HEAD == n->type)
1.1 kristaps 952: return(0);
953: break;
1.126 kristaps 954: case (LIST_column):
1.134 kristaps 955: if (MDOC_HEAD == n->type)
1.1 kristaps 956: return(0);
957: break;
958: default:
959: break;
960: }
961:
962: return(1);
963: }
964:
965:
966: /* ARGSUSED */
967: static void
968: termp_it_post(DECL_ARGS)
969: {
1.126 kristaps 970: enum mdoc_list type;
1.1 kristaps 971:
1.109 kristaps 972: if (MDOC_BLOCK == n->type)
1.1 kristaps 973: return;
974:
1.202 kristaps 975: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 976:
977: switch (type) {
1.126 kristaps 978: case (LIST_item):
1.1 kristaps 979: /* FALLTHROUGH */
1.126 kristaps 980: case (LIST_diag):
1.53 kristaps 981: /* FALLTHROUGH */
1.126 kristaps 982: case (LIST_inset):
1.86 kristaps 983: if (MDOC_BODY == n->type)
1.130 schwarze 984: term_newln(p);
1.1 kristaps 985: break;
1.126 kristaps 986: case (LIST_column):
1.134 kristaps 987: if (MDOC_BODY == n->type)
1.1 kristaps 988: term_flushln(p);
989: break;
990: default:
1.130 schwarze 991: term_newln(p);
1.1 kristaps 992: break;
993: }
994:
1.109 kristaps 995: /*
996: * Now that our output is flushed, we can reset our tags. Since
997: * only `It' sets these flags, we're free to assume that nobody
998: * has munged them in the meanwhile.
999: */
1000:
1001: p->flags &= ~TERMP_DANGLE;
1002: p->flags &= ~TERMP_NOBREAK;
1003: p->flags &= ~TERMP_HANG;
1.250 schwarze 1004: p->trailspace = 0;
1.1 kristaps 1005: }
1006:
1007:
1008: /* ARGSUSED */
1009: static int
1010: termp_nm_pre(DECL_ARGS)
1011: {
1012:
1.164 schwarze 1013: if (MDOC_BLOCK == n->type)
1014: return(1);
1015:
1016: if (MDOC_BODY == n->type) {
1017: if (NULL == n->child)
1018: return(0);
1.234 schwarze 1019: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1020: p->offset += term_len(p, 1) +
1.245 schwarze 1021: (NULL == n->prev->child ?
1022: term_strlen(p, meta->name) :
1.164 schwarze 1023: MDOC_TEXT == n->prev->child->type ?
1.245 schwarze 1024: term_strlen(p, n->prev->child->string) :
1.164 schwarze 1025: term_len(p, 5));
1026: return(1);
1027: }
1028:
1.245 schwarze 1029: if (NULL == n->child && NULL == meta->name)
1.164 schwarze 1030: return(0);
1.125 kristaps 1031:
1.177 schwarze 1032: if (MDOC_HEAD == n->type)
1033: synopsis_pre(p, n->parent);
1.102 kristaps 1034:
1.164 schwarze 1035: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1036: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.250 schwarze 1037: p->trailspace = 1;
1.185 schwarze 1038: p->rmargin = p->offset + term_len(p, 1);
1039: if (NULL == n->child) {
1.245 schwarze 1040: p->rmargin += term_strlen(p, meta->name);
1.185 schwarze 1041: } else if (MDOC_TEXT == n->child->type) {
1042: p->rmargin += term_strlen(p, n->child->string);
1043: if (n->child->next)
1044: p->flags |= TERMP_HANG;
1045: } else {
1046: p->rmargin += term_len(p, 5);
1047: p->flags |= TERMP_HANG;
1048: }
1.164 schwarze 1049: }
1050:
1.102 kristaps 1051: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1052: if (NULL == n->child)
1.245 schwarze 1053: term_word(p, meta->name);
1.1 kristaps 1054: return(1);
1055: }
1056:
1057:
1.164 schwarze 1058: /* ARGSUSED */
1059: static void
1060: termp_nm_post(DECL_ARGS)
1061: {
1062:
1063: if (MDOC_HEAD == n->type && n->next->child) {
1064: term_flushln(p);
1065: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.250 schwarze 1066: p->trailspace = 0;
1.234 schwarze 1067: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1068: term_flushln(p);
1069: }
1070:
1071:
1.1 kristaps 1072: /* ARGSUSED */
1073: static int
1074: termp_fl_pre(DECL_ARGS)
1075: {
1076:
1.102 kristaps 1077: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1078: term_word(p, "\\-");
1.103 kristaps 1079:
1080: if (n->child)
1.114 kristaps 1081: p->flags |= TERMP_NOSPACE;
1082: else if (n->next && n->next->line == n->line)
1.103 kristaps 1083: p->flags |= TERMP_NOSPACE;
1084:
1.1 kristaps 1085: return(1);
1086: }
1087:
1088:
1089: /* ARGSUSED */
1090: static int
1.184 kristaps 1091: termp__a_pre(DECL_ARGS)
1092: {
1093:
1094: if (n->prev && MDOC__A == n->prev->tok)
1095: if (NULL == n->next || MDOC__A != n->next->tok)
1096: term_word(p, "and");
1097:
1098: return(1);
1099: }
1100:
1101:
1102: /* ARGSUSED */
1103: static int
1.61 kristaps 1104: termp_an_pre(DECL_ARGS)
1105: {
1106:
1.86 kristaps 1107: if (NULL == n->child)
1.61 kristaps 1108: return(1);
1109:
1110: /*
1.85 kristaps 1111: * If not in the AUTHORS section, `An -split' will cause
1112: * newlines to occur before the author name. If in the AUTHORS
1113: * section, by default, the first `An' invocation is nosplit,
1114: * then all subsequent ones, regardless of whether interspersed
1115: * with other macros/text, are split. -split, in this case,
1116: * will override the condition of the implied first -nosplit.
1.61 kristaps 1117: */
1118:
1.86 kristaps 1119: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1120: if ( ! (TERMP_ANPREC & p->flags)) {
1121: if (TERMP_SPLIT & p->flags)
1122: term_newln(p);
1123: return(1);
1124: }
1125: if (TERMP_NOSPLIT & p->flags)
1126: return(1);
1127: term_newln(p);
1128: return(1);
1129: }
1130:
1131: if (TERMP_SPLIT & p->flags)
1132: term_newln(p);
1133:
1134: return(1);
1135: }
1136:
1137:
1138: /* ARGSUSED */
1139: static void
1140: termp_an_post(DECL_ARGS)
1141: {
1142:
1.86 kristaps 1143: if (n->child) {
1144: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1145: p->flags |= TERMP_ANPREC;
1146: return;
1147: }
1148:
1.202 kristaps 1149: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1150: p->flags &= ~TERMP_NOSPLIT;
1151: p->flags |= TERMP_SPLIT;
1.202 kristaps 1152: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1153: p->flags &= ~TERMP_SPLIT;
1154: p->flags |= TERMP_NOSPLIT;
1155: }
1156:
1157: }
1158:
1159:
1160: /* ARGSUSED */
1161: static int
1.1 kristaps 1162: termp_ns_pre(DECL_ARGS)
1163: {
1164:
1.215 kristaps 1165: if ( ! (MDOC_LINE & n->flags))
1166: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1167: return(1);
1168: }
1169:
1170:
1171: /* ARGSUSED */
1172: static int
1173: termp_rs_pre(DECL_ARGS)
1174: {
1175:
1.86 kristaps 1176: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1177: return(1);
1.86 kristaps 1178: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1179: term_vspace(p);
1180: return(1);
1181: }
1182:
1183:
1184: /* ARGSUSED */
1185: static int
1186: termp_rv_pre(DECL_ARGS)
1187: {
1.223 kristaps 1188: int nchild;
1.1 kristaps 1189:
1190: term_newln(p);
1191: term_word(p, "The");
1192:
1.223 kristaps 1193: nchild = n->nchild;
1194: for (n = n->child; n; n = n->next) {
1.102 kristaps 1195: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1196: term_word(p, n->string);
1.102 kristaps 1197: term_fontpop(p);
1.224 kristaps 1198:
1.68 kristaps 1199: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1200: term_word(p, "()");
1201:
1202: if (nchild > 2 && n->next) {
1203: p->flags |= TERMP_NOSPACE;
1204: term_word(p, ",");
1205: }
1206:
1207: if (n->next && NULL == n->next->next)
1208: term_word(p, "and");
1.68 kristaps 1209: }
1210:
1.223 kristaps 1211: if (nchild > 1)
1.68 kristaps 1212: term_word(p, "functions return");
1213: else
1214: term_word(p, "function returns");
1.1 kristaps 1215:
1.68 kristaps 1216: term_word(p, "the value 0 if successful; otherwise the value "
1217: "-1 is returned and the global variable");
1.1 kristaps 1218:
1.102 kristaps 1219: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1220: term_word(p, "errno");
1.102 kristaps 1221: term_fontpop(p);
1.1 kristaps 1222:
1223: term_word(p, "is set to indicate the error.");
1.131 kristaps 1224: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1225:
1.68 kristaps 1226: return(0);
1.1 kristaps 1227: }
1228:
1229:
1230: /* ARGSUSED */
1231: static int
1232: termp_ex_pre(DECL_ARGS)
1233: {
1.224 kristaps 1234: int nchild;
1.1 kristaps 1235:
1.224 kristaps 1236: term_newln(p);
1.68 kristaps 1237: term_word(p, "The");
1.1 kristaps 1238:
1.224 kristaps 1239: nchild = n->nchild;
1240: for (n = n->child; n; n = n->next) {
1.102 kristaps 1241: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1242: term_word(p, n->string);
1.102 kristaps 1243: term_fontpop(p);
1.224 kristaps 1244:
1245: if (nchild > 2 && n->next) {
1246: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1247: term_word(p, ",");
1.224 kristaps 1248: }
1249:
1250: if (n->next && NULL == n->next->next)
1251: term_word(p, "and");
1.68 kristaps 1252: }
1253:
1.224 kristaps 1254: if (nchild > 1)
1.68 kristaps 1255: term_word(p, "utilities exit");
1256: else
1257: term_word(p, "utility exits");
1258:
1259: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1260:
1.131 kristaps 1261: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1262: return(0);
1.1 kristaps 1263: }
1264:
1265:
1266: /* ARGSUSED */
1267: static int
1268: termp_nd_pre(DECL_ARGS)
1269: {
1.25 kristaps 1270:
1.86 kristaps 1271: if (MDOC_BODY != n->type)
1.25 kristaps 1272: return(1);
1.30 kristaps 1273:
1.27 kristaps 1274: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1275: term_word(p, "\\(en");
1.23 kristaps 1276: #else
1277: term_word(p, "\\(em");
1278: #endif
1.1 kristaps 1279: return(1);
1.115 kristaps 1280: }
1281:
1282:
1283: /* ARGSUSED */
1284: static int
1285: termp_bl_pre(DECL_ARGS)
1286: {
1287:
1288: return(MDOC_HEAD != n->type);
1.1 kristaps 1289: }
1290:
1291:
1292: /* ARGSUSED */
1293: static void
1294: termp_bl_post(DECL_ARGS)
1295: {
1296:
1.86 kristaps 1297: if (MDOC_BLOCK == n->type)
1.1 kristaps 1298: term_newln(p);
1299: }
1300:
1301: /* ARGSUSED */
1302: static int
1303: termp_xr_pre(DECL_ARGS)
1304: {
1305:
1.225 kristaps 1306: if (NULL == (n = n->child))
1.113 kristaps 1307: return(0);
1308:
1.225 kristaps 1309: assert(MDOC_TEXT == n->type);
1310: term_word(p, n->string);
1.11 kristaps 1311:
1.225 kristaps 1312: if (NULL == (n = n->next))
1.1 kristaps 1313: return(0);
1.225 kristaps 1314:
1.1 kristaps 1315: p->flags |= TERMP_NOSPACE;
1316: term_word(p, "(");
1.222 kristaps 1317: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1318:
1319: assert(MDOC_TEXT == n->type);
1320: term_word(p, n->string);
1321:
1.222 kristaps 1322: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1323: term_word(p, ")");
1.86 kristaps 1324:
1.1 kristaps 1325: return(0);
1326: }
1327:
1.143 kristaps 1328: /*
1329: * This decides how to assert whitespace before any of the SYNOPSIS set
1330: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1331: * macro combos).
1332: */
1333: static void
1334: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1335: {
1336: /*
1337: * Obviously, if we're not in a SYNOPSIS or no prior macros
1338: * exist, do nothing.
1339: */
1.160 kristaps 1340: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1341: return;
1342:
1343: /*
1344: * If we're the second in a pair of like elements, emit our
1345: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1346: * case we soldier on.
1347: */
1348: if (n->prev->tok == n->tok &&
1349: MDOC_Ft != n->tok &&
1350: MDOC_Fo != n->tok &&
1351: MDOC_Fn != n->tok) {
1352: term_newln(p);
1353: return;
1354: }
1355:
1356: /*
1357: * If we're one of the SYNOPSIS set and non-like pair-wise after
1358: * another (or Fn/Fo, which we've let slip through) then assert
1359: * vertical space, else only newline and move on.
1360: */
1361: switch (n->prev->tok) {
1362: case (MDOC_Fd):
1363: /* FALLTHROUGH */
1364: case (MDOC_Fn):
1365: /* FALLTHROUGH */
1366: case (MDOC_Fo):
1367: /* FALLTHROUGH */
1368: case (MDOC_In):
1369: /* FALLTHROUGH */
1370: case (MDOC_Vt):
1371: term_vspace(p);
1372: break;
1373: case (MDOC_Ft):
1374: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1375: term_vspace(p);
1376: break;
1377: }
1378: /* FALLTHROUGH */
1379: default:
1380: term_newln(p);
1381: break;
1382: }
1383: }
1384:
1385:
1.110 kristaps 1386: static int
1387: termp_vt_pre(DECL_ARGS)
1388: {
1389:
1.143 kristaps 1390: if (MDOC_ELEM == n->type) {
1391: synopsis_pre(p, n);
1.245 schwarze 1392: return(termp_under_pre(p, pair, meta, n));
1.143 kristaps 1393: } else if (MDOC_BLOCK == n->type) {
1394: synopsis_pre(p, n);
1395: return(1);
1396: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1397: return(0);
1398:
1.245 schwarze 1399: return(termp_under_pre(p, pair, meta, n));
1.110 kristaps 1400: }
1401:
1402:
1.1 kristaps 1403: /* ARGSUSED */
1404: static int
1.69 kristaps 1405: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1406: {
1407:
1.102 kristaps 1408: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1409: return(1);
1410: }
1411:
1412:
1413: /* ARGSUSED */
1.143 kristaps 1414: static int
1415: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1416: {
1417:
1.143 kristaps 1418: synopsis_pre(p, n);
1.245 schwarze 1419: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1420: }
1421:
1422:
1423: /* ARGSUSED */
1.241 schwarze 1424: static void
1425: termp_fd_post(DECL_ARGS)
1426: {
1427:
1428: term_newln(p);
1429: }
1430:
1431:
1432: /* ARGSUSED */
1.1 kristaps 1433: static int
1434: termp_sh_pre(DECL_ARGS)
1435: {
1.85 kristaps 1436:
1437: /* No vspace between consecutive `Sh' calls. */
1438:
1.86 kristaps 1439: switch (n->type) {
1.65 kristaps 1440: case (MDOC_BLOCK):
1.86 kristaps 1441: if (n->prev && MDOC_Sh == n->prev->tok)
1442: if (NULL == n->prev->body->child)
1.65 kristaps 1443: break;
1444: term_vspace(p);
1445: break;
1.1 kristaps 1446: case (MDOC_HEAD):
1.102 kristaps 1447: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1448: break;
1449: case (MDOC_BODY):
1.238 schwarze 1450: p->offset = term_len(p, p->defindent);
1.239 schwarze 1451: if (SEC_AUTHORS == n->sec)
1452: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1453: break;
1454: default:
1455: break;
1456: }
1457: return(1);
1458: }
1459:
1460:
1461: /* ARGSUSED */
1462: static void
1463: termp_sh_post(DECL_ARGS)
1464: {
1465:
1.86 kristaps 1466: switch (n->type) {
1.1 kristaps 1467: case (MDOC_HEAD):
1468: term_newln(p);
1469: break;
1470: case (MDOC_BODY):
1471: term_newln(p);
1472: p->offset = 0;
1473: break;
1474: default:
1475: break;
1476: }
1477: }
1478:
1479:
1480: /* ARGSUSED */
1481: static int
1482: termp_bt_pre(DECL_ARGS)
1483: {
1484:
1485: term_word(p, "is currently in beta test.");
1.131 kristaps 1486: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1487: return(0);
1.1 kristaps 1488: }
1489:
1490:
1491: /* ARGSUSED */
1492: static void
1493: termp_lb_post(DECL_ARGS)
1494: {
1495:
1.122 kristaps 1496: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1497: term_newln(p);
1.1 kristaps 1498: }
1499:
1500:
1501: /* ARGSUSED */
1502: static int
1503: termp_ud_pre(DECL_ARGS)
1504: {
1505:
1506: term_word(p, "currently under development.");
1.131 kristaps 1507: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1508: return(0);
1.1 kristaps 1509: }
1510:
1511:
1512: /* ARGSUSED */
1513: static int
1514: termp_d1_pre(DECL_ARGS)
1515: {
1516:
1.86 kristaps 1517: if (MDOC_BLOCK != n->type)
1.1 kristaps 1518: return(1);
1519: term_newln(p);
1.238 schwarze 1520: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1521: return(1);
1522: }
1523:
1524:
1525: /* ARGSUSED */
1526: static int
1527: termp_ft_pre(DECL_ARGS)
1528: {
1529:
1.141 kristaps 1530: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1531: synopsis_pre(p, n);
1.102 kristaps 1532: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1533: return(1);
1534: }
1535:
1536:
1537: /* ARGSUSED */
1538: static int
1539: termp_fn_pre(DECL_ARGS)
1540: {
1.251 ! schwarze 1541: size_t width, rmargin = 0;
1.226 kristaps 1542: int pretty;
1543:
1544: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1545:
1.143 kristaps 1546: synopsis_pre(p, n);
1.139 kristaps 1547:
1.226 kristaps 1548: if (NULL == (n = n->child))
1549: return(0);
1550:
1.251 ! schwarze 1551: if (pretty) {
! 1552: width = term_len(p, 4);
! 1553: rmargin = p->rmargin;
! 1554: p->rmargin = p->offset + width;
! 1555: p->flags |= TERMP_NOBREAK | TERMP_HANG;
! 1556: }
! 1557:
1.226 kristaps 1558: assert(MDOC_TEXT == n->type);
1.102 kristaps 1559: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1560: term_word(p, n->string);
1.102 kristaps 1561: term_fontpop(p);
1.1 kristaps 1562:
1.251 ! schwarze 1563: if (pretty) {
! 1564: term_flushln(p);
! 1565: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
! 1566: p->offset = p->rmargin;
! 1567: p->rmargin = rmargin;
! 1568: }
! 1569:
1.1 kristaps 1570: p->flags |= TERMP_NOSPACE;
1571: term_word(p, "(");
1.222 kristaps 1572: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1573:
1.226 kristaps 1574: for (n = n->next; n; n = n->next) {
1575: assert(MDOC_TEXT == n->type);
1.102 kristaps 1576: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1577: term_word(p, n->string);
1.102 kristaps 1578: term_fontpop(p);
1579:
1.226 kristaps 1580: if (n->next) {
1.222 kristaps 1581: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1582: term_word(p, ",");
1.222 kristaps 1583: }
1.1 kristaps 1584: }
1585:
1.222 kristaps 1586: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1587: term_word(p, ")");
1588:
1.226 kristaps 1589: if (pretty) {
1.222 kristaps 1590: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1591: term_word(p, ";");
1.251 ! schwarze 1592: term_flushln(p);
1.222 kristaps 1593: }
1.1 kristaps 1594:
1595: return(0);
1596: }
1597:
1598:
1599: /* ARGSUSED */
1600: static int
1601: termp_fa_pre(DECL_ARGS)
1602: {
1.86 kristaps 1603: const struct mdoc_node *nn;
1.1 kristaps 1604:
1.86 kristaps 1605: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1606: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1607: return(1);
1608: }
1609:
1.86 kristaps 1610: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1611: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1612: term_word(p, nn->string);
1.102 kristaps 1613: term_fontpop(p);
1614:
1.222 kristaps 1615: if (nn->next) {
1616: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1617: term_word(p, ",");
1.222 kristaps 1618: }
1.1 kristaps 1619: }
1620:
1.222 kristaps 1621: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1622: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1623: term_word(p, ",");
1.222 kristaps 1624: }
1.1 kristaps 1625:
1626: return(0);
1627: }
1628:
1629:
1630: /* ARGSUSED */
1631: static int
1632: termp_bd_pre(DECL_ARGS)
1633: {
1.179 kristaps 1634: size_t tabwidth, rm, rmax;
1.244 schwarze 1635: struct mdoc_node *nn;
1.1 kristaps 1636:
1.86 kristaps 1637: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1638: print_bvspace(p, n, n);
1.54 kristaps 1639: return(1);
1.116 kristaps 1640: } else if (MDOC_HEAD == n->type)
1641: return(0);
1.1 kristaps 1642:
1.202 kristaps 1643: if (n->norm->Bd.offs)
1644: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1645:
1646: /*
1647: * If -ragged or -filled are specified, the block does nothing
1648: * but change the indentation. If -unfilled or -literal are
1649: * specified, text is printed exactly as entered in the display:
1650: * for macro lines, a newline is appended to the line. Blank
1651: * lines are allowed.
1652: */
1.60 kristaps 1653:
1.202 kristaps 1654: if (DISP_literal != n->norm->Bd.type &&
1655: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1656: return(1);
1657:
1.129 schwarze 1658: tabwidth = p->tabwidth;
1.208 kristaps 1659: if (DISP_literal == n->norm->Bd.type)
1660: p->tabwidth = term_len(p, 8);
1661:
1.119 kristaps 1662: rm = p->rmargin;
1663: rmax = p->maxrmargin;
1.120 kristaps 1664: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1665:
1.86 kristaps 1666: for (nn = n->child; nn; nn = nn->next) {
1.245 schwarze 1667: print_mdoc_node(p, pair, meta, nn);
1.190 kristaps 1668: /*
1669: * If the printed node flushes its own line, then we
1670: * needn't do it here as well. This is hacky, but the
1671: * notion of selective eoln whitespace is pretty dumb
1672: * anyway, so don't sweat it.
1673: */
1674: switch (nn->tok) {
1.193 kristaps 1675: case (MDOC_Sm):
1676: /* FALLTHROUGH */
1.190 kristaps 1677: case (MDOC_br):
1678: /* FALLTHROUGH */
1679: case (MDOC_sp):
1680: /* FALLTHROUGH */
1681: case (MDOC_Bl):
1.196 kristaps 1682: /* FALLTHROUGH */
1683: case (MDOC_D1):
1684: /* FALLTHROUGH */
1685: case (MDOC_Dl):
1.190 kristaps 1686: /* FALLTHROUGH */
1687: case (MDOC_Lp):
1688: /* FALLTHROUGH */
1689: case (MDOC_Pp):
1690: continue;
1691: default:
1692: break;
1693: }
1.180 schwarze 1694: if (nn->next && nn->next->line == nn->line)
1695: continue;
1696: term_flushln(p);
1697: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1698: }
1.147 kristaps 1699:
1.129 schwarze 1700: p->tabwidth = tabwidth;
1.119 kristaps 1701: p->rmargin = rm;
1702: p->maxrmargin = rmax;
1.1 kristaps 1703: return(0);
1704: }
1705:
1706:
1707: /* ARGSUSED */
1708: static void
1709: termp_bd_post(DECL_ARGS)
1710: {
1.119 kristaps 1711: size_t rm, rmax;
1.1 kristaps 1712:
1.86 kristaps 1713: if (MDOC_BODY != n->type)
1.1 kristaps 1714: return;
1.118 kristaps 1715:
1.119 kristaps 1716: rm = p->rmargin;
1717: rmax = p->maxrmargin;
1.118 kristaps 1718:
1.202 kristaps 1719: if (DISP_literal == n->norm->Bd.type ||
1720: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1721: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1722:
1.60 kristaps 1723: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1724: term_newln(p);
1.118 kristaps 1725:
1.119 kristaps 1726: p->rmargin = rm;
1727: p->maxrmargin = rmax;
1.1 kristaps 1728: }
1729:
1730:
1731: /* ARGSUSED */
1.211 kristaps 1732: static int
1733: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1734: {
1735:
1.211 kristaps 1736: if (NULL != (n = n->child)) {
1737: term_word(p, n->string);
1738: p->flags |= TERMP_NOSPACE;
1739: term_word(p, "BSD");
1740: } else {
1741: term_word(p, "BSD");
1742: return(0);
1743: }
1744:
1745: if (NULL != (n = n->next)) {
1746: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1747: term_word(p, "-");
1.1 kristaps 1748: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1749: term_word(p, n->string);
1.211 kristaps 1750: }
1751:
1752: return(0);
1.1 kristaps 1753: }
1754:
1755:
1756: /* ARGSUSED */
1757: static int
1.26 kristaps 1758: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1759: {
1.26 kristaps 1760: const char *pp;
1.218 schwarze 1761: int flags;
1.1 kristaps 1762:
1.26 kristaps 1763: pp = NULL;
1.86 kristaps 1764: switch (n->tok) {
1.26 kristaps 1765: case (MDOC_Bsx):
1.194 schwarze 1766: pp = "BSD/OS";
1.26 kristaps 1767: break;
1768: case (MDOC_Dx):
1.100 kristaps 1769: pp = "DragonFly";
1.26 kristaps 1770: break;
1771: case (MDOC_Fx):
1772: pp = "FreeBSD";
1773: break;
1774: case (MDOC_Nx):
1775: pp = "NetBSD";
1776: break;
1777: case (MDOC_Ox):
1778: pp = "OpenBSD";
1779: break;
1780: case (MDOC_Ux):
1781: pp = "UNIX";
1782: break;
1783: default:
1.246 schwarze 1784: abort();
1785: /* NOTREACHED */
1.26 kristaps 1786: }
1.1 kristaps 1787:
1.26 kristaps 1788: term_word(p, pp);
1.214 kristaps 1789: if (n->child) {
1.218 schwarze 1790: flags = p->flags;
1.214 kristaps 1791: p->flags |= TERMP_KEEP;
1792: term_word(p, n->child->string);
1.218 schwarze 1793: p->flags = flags;
1.214 kristaps 1794: }
1795: return(0);
1.1 kristaps 1796: }
1797:
1798:
1799: /* ARGSUSED */
1800: static int
1.192 schwarze 1801: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1802: {
1803:
1804: p->flags |= TERMP_IGNDELIM;
1805: return(1);
1806: }
1807:
1808:
1809: /* ARGSUSED */
1810: static void
1811: termp_pf_post(DECL_ARGS)
1812: {
1813:
1814: p->flags |= TERMP_NOSPACE;
1815: }
1816:
1817:
1818: /* ARGSUSED */
1819: static int
1820: termp_ss_pre(DECL_ARGS)
1821: {
1822:
1.86 kristaps 1823: switch (n->type) {
1.1 kristaps 1824: case (MDOC_BLOCK):
1825: term_newln(p);
1.86 kristaps 1826: if (n->prev)
1.1 kristaps 1827: term_vspace(p);
1828: break;
1829: case (MDOC_HEAD):
1.102 kristaps 1830: term_fontpush(p, TERMFONT_BOLD);
1.238 schwarze 1831: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1832: break;
1833: default:
1834: break;
1835: }
1836:
1837: return(1);
1838: }
1839:
1840:
1841: /* ARGSUSED */
1842: static void
1843: termp_ss_post(DECL_ARGS)
1844: {
1845:
1.86 kristaps 1846: if (MDOC_HEAD == n->type)
1.1 kristaps 1847: term_newln(p);
1848: }
1849:
1850:
1851: /* ARGSUSED */
1852: static int
1853: termp_cd_pre(DECL_ARGS)
1854: {
1855:
1.143 kristaps 1856: synopsis_pre(p, n);
1.102 kristaps 1857: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1858: return(1);
1859: }
1860:
1861:
1862: /* ARGSUSED */
1863: static int
1864: termp_in_pre(DECL_ARGS)
1865: {
1.142 schwarze 1866:
1.143 kristaps 1867: synopsis_pre(p, n);
1.1 kristaps 1868:
1.160 kristaps 1869: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1870: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1871: term_word(p, "#include");
1.138 kristaps 1872: term_word(p, "<");
1873: } else {
1874: term_word(p, "<");
1875: term_fontpush(p, TERMFONT_UNDER);
1876: }
1.22 kristaps 1877:
1.1 kristaps 1878: p->flags |= TERMP_NOSPACE;
1879: return(1);
1880: }
1881:
1882:
1883: /* ARGSUSED */
1884: static void
1885: termp_in_post(DECL_ARGS)
1886: {
1887:
1.160 kristaps 1888: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1889: term_fontpush(p, TERMFONT_BOLD);
1890:
1.79 kristaps 1891: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1892: term_word(p, ">");
1893:
1.160 kristaps 1894: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1895: term_fontpop(p);
1.1 kristaps 1896: }
1897:
1898:
1899: /* ARGSUSED */
1900: static int
1.45 kristaps 1901: termp_sp_pre(DECL_ARGS)
1902: {
1.91 kristaps 1903: size_t i, len;
1.45 kristaps 1904:
1.86 kristaps 1905: switch (n->tok) {
1.76 kristaps 1906: case (MDOC_sp):
1.157 kristaps 1907: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1908: break;
1909: case (MDOC_br):
1910: len = 0;
1911: break;
1912: default:
1913: len = 1;
1914: break;
1.45 kristaps 1915: }
1916:
1917: if (0 == len)
1918: term_newln(p);
1919: for (i = 0; i < len; i++)
1920: term_vspace(p);
1921:
1922: return(0);
1923: }
1924:
1925:
1.189 kristaps 1926: /* ARGSUSED */
1.45 kristaps 1927: static int
1.188 kristaps 1928: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1929: {
1930:
1.203 kristaps 1931: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1932: return(1);
1933:
1.188 kristaps 1934: switch (n->tok) {
1935: case (MDOC_Ao):
1936: /* FALLTHROUGH */
1937: case (MDOC_Aq):
1938: term_word(p, "<");
1939: break;
1940: case (MDOC_Bro):
1941: /* FALLTHROUGH */
1942: case (MDOC_Brq):
1943: term_word(p, "{");
1944: break;
1945: case (MDOC_Oo):
1946: /* FALLTHROUGH */
1947: case (MDOC_Op):
1948: /* FALLTHROUGH */
1949: case (MDOC_Bo):
1950: /* FALLTHROUGH */
1951: case (MDOC_Bq):
1952: term_word(p, "[");
1953: break;
1954: case (MDOC_Do):
1955: /* FALLTHROUGH */
1956: case (MDOC_Dq):
1.249 schwarze 1957: term_word(p, "\\(lq");
1.188 kristaps 1958: break;
1.237 schwarze 1959: case (MDOC_Eo):
1960: break;
1.188 kristaps 1961: case (MDOC_Po):
1962: /* FALLTHROUGH */
1963: case (MDOC_Pq):
1964: term_word(p, "(");
1965: break;
1.205 kristaps 1966: case (MDOC__T):
1967: /* FALLTHROUGH */
1.188 kristaps 1968: case (MDOC_Qo):
1969: /* FALLTHROUGH */
1970: case (MDOC_Qq):
1971: term_word(p, "\"");
1972: break;
1973: case (MDOC_Ql):
1974: /* FALLTHROUGH */
1975: case (MDOC_So):
1976: /* FALLTHROUGH */
1977: case (MDOC_Sq):
1.249 schwarze 1978: term_word(p, "\\(oq");
1.188 kristaps 1979: break;
1980: default:
1981: abort();
1982: /* NOTREACHED */
1983: }
1.1 kristaps 1984:
1985: p->flags |= TERMP_NOSPACE;
1986: return(1);
1987: }
1988:
1989:
1.189 kristaps 1990: /* ARGSUSED */
1.1 kristaps 1991: static void
1.188 kristaps 1992: termp_quote_post(DECL_ARGS)
1.1 kristaps 1993: {
1994:
1.203 kristaps 1995: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1996: return;
1997:
1998: p->flags |= TERMP_NOSPACE;
1999:
1.188 kristaps 2000: switch (n->tok) {
2001: case (MDOC_Ao):
2002: /* FALLTHROUGH */
2003: case (MDOC_Aq):
2004: term_word(p, ">");
2005: break;
2006: case (MDOC_Bro):
2007: /* FALLTHROUGH */
2008: case (MDOC_Brq):
2009: term_word(p, "}");
2010: break;
2011: case (MDOC_Oo):
2012: /* FALLTHROUGH */
2013: case (MDOC_Op):
2014: /* FALLTHROUGH */
2015: case (MDOC_Bo):
2016: /* FALLTHROUGH */
2017: case (MDOC_Bq):
2018: term_word(p, "]");
2019: break;
2020: case (MDOC_Do):
2021: /* FALLTHROUGH */
2022: case (MDOC_Dq):
1.249 schwarze 2023: term_word(p, "\\(rq");
1.237 schwarze 2024: break;
2025: case (MDOC_Eo):
1.188 kristaps 2026: break;
2027: case (MDOC_Po):
2028: /* FALLTHROUGH */
2029: case (MDOC_Pq):
2030: term_word(p, ")");
2031: break;
1.205 kristaps 2032: case (MDOC__T):
2033: /* FALLTHROUGH */
1.188 kristaps 2034: case (MDOC_Qo):
2035: /* FALLTHROUGH */
2036: case (MDOC_Qq):
2037: term_word(p, "\"");
2038: break;
2039: case (MDOC_Ql):
2040: /* FALLTHROUGH */
2041: case (MDOC_So):
2042: /* FALLTHROUGH */
2043: case (MDOC_Sq):
1.249 schwarze 2044: term_word(p, "\\(cq");
1.188 kristaps 2045: break;
2046: default:
2047: abort();
2048: /* NOTREACHED */
2049: }
1.1 kristaps 2050: }
2051:
2052:
2053: /* ARGSUSED */
2054: static int
2055: termp_fo_pre(DECL_ARGS)
2056: {
2057:
1.141 kristaps 2058: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2059: synopsis_pre(p, n);
1.141 kristaps 2060: return(1);
2061: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2062: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2063: term_word(p, "(");
1.222 kristaps 2064: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2065: return(1);
1.141 kristaps 2066: }
2067:
1.169 kristaps 2068: if (NULL == n->child)
2069: return(0);
2070:
1.141 kristaps 2071: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2072:
1.141 kristaps 2073: assert(n->child->string);
1.102 kristaps 2074: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2075: term_word(p, n->child->string);
1.1 kristaps 2076: return(0);
2077: }
2078:
2079:
2080: /* ARGSUSED */
2081: static void
2082: termp_fo_post(DECL_ARGS)
2083: {
2084:
1.143 kristaps 2085: if (MDOC_BODY != n->type)
2086: return;
2087:
1.222 kristaps 2088: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2089: term_word(p, ")");
2090:
1.222 kristaps 2091: if (MDOC_SYNPRETTY & n->flags) {
2092: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2093: term_word(p, ";");
1.222 kristaps 2094: }
1.1 kristaps 2095: }
2096:
2097:
2098: /* ARGSUSED */
2099: static int
2100: termp_bf_pre(DECL_ARGS)
2101: {
2102:
1.86 kristaps 2103: if (MDOC_HEAD == n->type)
1.1 kristaps 2104: return(0);
1.244 schwarze 2105: else if (MDOC_BODY != n->type)
1.1 kristaps 2106: return(1);
2107:
1.202 kristaps 2108: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2109: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2110: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2111: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2112: else
1.102 kristaps 2113: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2114:
2115: return(1);
2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static int
2121: termp_sm_pre(DECL_ARGS)
2122: {
2123:
1.86 kristaps 2124: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2125: if (0 == strcmp("on", n->child->string)) {
2126: if (p->col)
2127: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2128: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2129: } else
1.1 kristaps 2130: p->flags |= TERMP_NONOSPACE;
2131:
2132: return(0);
2133: }
2134:
2135:
2136: /* ARGSUSED */
2137: static int
2138: termp_ap_pre(DECL_ARGS)
2139: {
2140:
2141: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2142: term_word(p, "'");
1.1 kristaps 2143: p->flags |= TERMP_NOSPACE;
2144: return(1);
2145: }
2146:
2147:
2148: /* ARGSUSED */
2149: static void
2150: termp____post(DECL_ARGS)
2151: {
1.184 kristaps 2152:
2153: /*
2154: * Handle lists of authors. In general, print each followed by
2155: * a comma. Don't print the comma if there are only two
2156: * authors.
2157: */
2158: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2159: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2160: if (NULL == n->prev || MDOC__A != n->prev->tok)
2161: return;
1.1 kristaps 2162:
1.95 kristaps 2163: /* TODO: %U. */
2164:
1.187 kristaps 2165: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2166: return;
2167:
1.222 kristaps 2168: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2169: if (NULL == n->next) {
2170: term_word(p, ".");
2171: p->flags |= TERMP_SENTENCE;
2172: } else
2173: term_word(p, ",");
1.1 kristaps 2174: }
2175:
2176:
2177: /* ARGSUSED */
2178: static int
1.102 kristaps 2179: termp_li_pre(DECL_ARGS)
2180: {
2181:
2182: term_fontpush(p, TERMFONT_NONE);
2183: return(1);
2184: }
2185:
2186:
2187: /* ARGSUSED */
2188: static int
1.1 kristaps 2189: termp_lk_pre(DECL_ARGS)
2190: {
1.240 schwarze 2191: const struct mdoc_node *link, *descr;
1.1 kristaps 2192:
1.240 schwarze 2193: if (NULL == (link = n->child))
2194: return(0);
1.181 kristaps 2195:
1.240 schwarze 2196: if (NULL != (descr = link->next)) {
2197: term_fontpush(p, TERMFONT_UNDER);
2198: while (NULL != descr) {
2199: term_word(p, descr->string);
2200: descr = descr->next;
2201: }
2202: p->flags |= TERMP_NOSPACE;
2203: term_word(p, ":");
2204: term_fontpop(p);
2205: }
1.1 kristaps 2206:
1.102 kristaps 2207: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 2208: term_word(p, link->string);
1.102 kristaps 2209: term_fontpop(p);
1.12 kristaps 2210:
1.1 kristaps 2211: return(0);
2212: }
2213:
1.159 schwarze 2214:
2215: /* ARGSUSED */
2216: static int
2217: termp_bk_pre(DECL_ARGS)
2218: {
2219:
1.161 schwarze 2220: switch (n->type) {
2221: case (MDOC_BLOCK):
1.166 kristaps 2222: break;
1.161 schwarze 2223: case (MDOC_HEAD):
2224: return(0);
2225: case (MDOC_BODY):
1.200 schwarze 2226: if (n->parent->args || 0 == n->prev->nchild)
2227: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2228: break;
1.161 schwarze 2229: default:
2230: abort();
1.166 kristaps 2231: /* NOTREACHED */
1.161 schwarze 2232: }
1.166 kristaps 2233:
2234: return(1);
1.159 schwarze 2235: }
2236:
2237:
2238: /* ARGSUSED */
2239: static void
2240: termp_bk_post(DECL_ARGS)
2241: {
2242:
1.247 schwarze 2243: if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
1.161 schwarze 2244: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2245: }
2246:
2247: /* ARGSUSED */
2248: static void
2249: termp__t_post(DECL_ARGS)
2250: {
2251:
2252: /*
2253: * If we're in an `Rs' and there's a journal present, then quote
2254: * us instead of underlining us (for disambiguation).
2255: */
1.217 schwarze 2256: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2257: n->parent->norm->Rs.quote_T)
1.245 schwarze 2258: termp_quote_post(p, pair, meta, n);
1.203 kristaps 2259:
1.245 schwarze 2260: termp____post(p, pair, meta, n);
1.203 kristaps 2261: }
2262:
2263: /* ARGSUSED */
2264: static int
2265: termp__t_pre(DECL_ARGS)
2266: {
2267:
2268: /*
2269: * If we're in an `Rs' and there's a journal present, then quote
2270: * us instead of underlining us (for disambiguation).
2271: */
2272: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2273: n->parent->norm->Rs.quote_T)
1.245 schwarze 2274: return(termp_quote_pre(p, pair, meta, n));
1.203 kristaps 2275:
2276: term_fontpush(p, TERMFONT_UNDER);
2277: return(1);
1.159 schwarze 2278: }
1.1 kristaps 2279:
2280: /* ARGSUSED */
2281: static int
1.69 kristaps 2282: termp_under_pre(DECL_ARGS)
1.1 kristaps 2283: {
2284:
1.102 kristaps 2285: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2286: return(1);
2287: }
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