Annotation of mandoc/mdoc_term.c, Revision 1.250
1.250 ! schwarze 1: /* $Id: mdoc_term.c,v 1.249 2013/06/02 18:16:57 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: {
1.226 kristaps 1541: int pretty;
1542:
1543: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1544:
1.143 kristaps 1545: synopsis_pre(p, n);
1.139 kristaps 1546:
1.226 kristaps 1547: if (NULL == (n = n->child))
1548: return(0);
1549:
1550: assert(MDOC_TEXT == n->type);
1.102 kristaps 1551: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1552: term_word(p, n->string);
1.102 kristaps 1553: term_fontpop(p);
1.1 kristaps 1554:
1555: p->flags |= TERMP_NOSPACE;
1556: term_word(p, "(");
1.222 kristaps 1557: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1558:
1.226 kristaps 1559: for (n = n->next; n; n = n->next) {
1560: assert(MDOC_TEXT == n->type);
1.102 kristaps 1561: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1562: term_word(p, n->string);
1.102 kristaps 1563: term_fontpop(p);
1564:
1.226 kristaps 1565: if (n->next) {
1.222 kristaps 1566: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1567: term_word(p, ",");
1.222 kristaps 1568: }
1.1 kristaps 1569: }
1570:
1.222 kristaps 1571: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1572: term_word(p, ")");
1573:
1.226 kristaps 1574: if (pretty) {
1.222 kristaps 1575: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1576: term_word(p, ";");
1.222 kristaps 1577: }
1.1 kristaps 1578:
1579: return(0);
1580: }
1581:
1582:
1583: /* ARGSUSED */
1584: static int
1585: termp_fa_pre(DECL_ARGS)
1586: {
1.86 kristaps 1587: const struct mdoc_node *nn;
1.1 kristaps 1588:
1.86 kristaps 1589: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1590: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1591: return(1);
1592: }
1593:
1.86 kristaps 1594: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1595: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1596: term_word(p, nn->string);
1.102 kristaps 1597: term_fontpop(p);
1598:
1.222 kristaps 1599: if (nn->next) {
1600: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1601: term_word(p, ",");
1.222 kristaps 1602: }
1.1 kristaps 1603: }
1604:
1.222 kristaps 1605: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1606: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1607: term_word(p, ",");
1.222 kristaps 1608: }
1.1 kristaps 1609:
1610: return(0);
1611: }
1612:
1613:
1614: /* ARGSUSED */
1615: static int
1616: termp_bd_pre(DECL_ARGS)
1617: {
1.179 kristaps 1618: size_t tabwidth, rm, rmax;
1.244 schwarze 1619: struct mdoc_node *nn;
1.1 kristaps 1620:
1.86 kristaps 1621: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1622: print_bvspace(p, n, n);
1.54 kristaps 1623: return(1);
1.116 kristaps 1624: } else if (MDOC_HEAD == n->type)
1625: return(0);
1.1 kristaps 1626:
1.202 kristaps 1627: if (n->norm->Bd.offs)
1628: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1629:
1630: /*
1631: * If -ragged or -filled are specified, the block does nothing
1632: * but change the indentation. If -unfilled or -literal are
1633: * specified, text is printed exactly as entered in the display:
1634: * for macro lines, a newline is appended to the line. Blank
1635: * lines are allowed.
1636: */
1.60 kristaps 1637:
1.202 kristaps 1638: if (DISP_literal != n->norm->Bd.type &&
1639: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1640: return(1);
1641:
1.129 schwarze 1642: tabwidth = p->tabwidth;
1.208 kristaps 1643: if (DISP_literal == n->norm->Bd.type)
1644: p->tabwidth = term_len(p, 8);
1645:
1.119 kristaps 1646: rm = p->rmargin;
1647: rmax = p->maxrmargin;
1.120 kristaps 1648: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1649:
1.86 kristaps 1650: for (nn = n->child; nn; nn = nn->next) {
1.245 schwarze 1651: print_mdoc_node(p, pair, meta, nn);
1.190 kristaps 1652: /*
1653: * If the printed node flushes its own line, then we
1654: * needn't do it here as well. This is hacky, but the
1655: * notion of selective eoln whitespace is pretty dumb
1656: * anyway, so don't sweat it.
1657: */
1658: switch (nn->tok) {
1.193 kristaps 1659: case (MDOC_Sm):
1660: /* FALLTHROUGH */
1.190 kristaps 1661: case (MDOC_br):
1662: /* FALLTHROUGH */
1663: case (MDOC_sp):
1664: /* FALLTHROUGH */
1665: case (MDOC_Bl):
1.196 kristaps 1666: /* FALLTHROUGH */
1667: case (MDOC_D1):
1668: /* FALLTHROUGH */
1669: case (MDOC_Dl):
1.190 kristaps 1670: /* FALLTHROUGH */
1671: case (MDOC_Lp):
1672: /* FALLTHROUGH */
1673: case (MDOC_Pp):
1674: continue;
1675: default:
1676: break;
1677: }
1.180 schwarze 1678: if (nn->next && nn->next->line == nn->line)
1679: continue;
1680: term_flushln(p);
1681: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1682: }
1.147 kristaps 1683:
1.129 schwarze 1684: p->tabwidth = tabwidth;
1.119 kristaps 1685: p->rmargin = rm;
1686: p->maxrmargin = rmax;
1.1 kristaps 1687: return(0);
1688: }
1689:
1690:
1691: /* ARGSUSED */
1692: static void
1693: termp_bd_post(DECL_ARGS)
1694: {
1.119 kristaps 1695: size_t rm, rmax;
1.1 kristaps 1696:
1.86 kristaps 1697: if (MDOC_BODY != n->type)
1.1 kristaps 1698: return;
1.118 kristaps 1699:
1.119 kristaps 1700: rm = p->rmargin;
1701: rmax = p->maxrmargin;
1.118 kristaps 1702:
1.202 kristaps 1703: if (DISP_literal == n->norm->Bd.type ||
1704: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1705: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1706:
1.60 kristaps 1707: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1708: term_newln(p);
1.118 kristaps 1709:
1.119 kristaps 1710: p->rmargin = rm;
1711: p->maxrmargin = rmax;
1.1 kristaps 1712: }
1713:
1714:
1715: /* ARGSUSED */
1.211 kristaps 1716: static int
1717: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1718: {
1719:
1.211 kristaps 1720: if (NULL != (n = n->child)) {
1721: term_word(p, n->string);
1722: p->flags |= TERMP_NOSPACE;
1723: term_word(p, "BSD");
1724: } else {
1725: term_word(p, "BSD");
1726: return(0);
1727: }
1728:
1729: if (NULL != (n = n->next)) {
1730: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1731: term_word(p, "-");
1.1 kristaps 1732: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1733: term_word(p, n->string);
1.211 kristaps 1734: }
1735:
1736: return(0);
1.1 kristaps 1737: }
1738:
1739:
1740: /* ARGSUSED */
1741: static int
1.26 kristaps 1742: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1743: {
1.26 kristaps 1744: const char *pp;
1.218 schwarze 1745: int flags;
1.1 kristaps 1746:
1.26 kristaps 1747: pp = NULL;
1.86 kristaps 1748: switch (n->tok) {
1.26 kristaps 1749: case (MDOC_Bsx):
1.194 schwarze 1750: pp = "BSD/OS";
1.26 kristaps 1751: break;
1752: case (MDOC_Dx):
1.100 kristaps 1753: pp = "DragonFly";
1.26 kristaps 1754: break;
1755: case (MDOC_Fx):
1756: pp = "FreeBSD";
1757: break;
1758: case (MDOC_Nx):
1759: pp = "NetBSD";
1760: break;
1761: case (MDOC_Ox):
1762: pp = "OpenBSD";
1763: break;
1764: case (MDOC_Ux):
1765: pp = "UNIX";
1766: break;
1767: default:
1.246 schwarze 1768: abort();
1769: /* NOTREACHED */
1.26 kristaps 1770: }
1.1 kristaps 1771:
1.26 kristaps 1772: term_word(p, pp);
1.214 kristaps 1773: if (n->child) {
1.218 schwarze 1774: flags = p->flags;
1.214 kristaps 1775: p->flags |= TERMP_KEEP;
1776: term_word(p, n->child->string);
1.218 schwarze 1777: p->flags = flags;
1.214 kristaps 1778: }
1779: return(0);
1.1 kristaps 1780: }
1781:
1782:
1783: /* ARGSUSED */
1784: static int
1.192 schwarze 1785: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1786: {
1787:
1788: p->flags |= TERMP_IGNDELIM;
1789: return(1);
1790: }
1791:
1792:
1793: /* ARGSUSED */
1794: static void
1795: termp_pf_post(DECL_ARGS)
1796: {
1797:
1798: p->flags |= TERMP_NOSPACE;
1799: }
1800:
1801:
1802: /* ARGSUSED */
1803: static int
1804: termp_ss_pre(DECL_ARGS)
1805: {
1806:
1.86 kristaps 1807: switch (n->type) {
1.1 kristaps 1808: case (MDOC_BLOCK):
1809: term_newln(p);
1.86 kristaps 1810: if (n->prev)
1.1 kristaps 1811: term_vspace(p);
1812: break;
1813: case (MDOC_HEAD):
1.102 kristaps 1814: term_fontpush(p, TERMFONT_BOLD);
1.238 schwarze 1815: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1816: break;
1817: default:
1818: break;
1819: }
1820:
1821: return(1);
1822: }
1823:
1824:
1825: /* ARGSUSED */
1826: static void
1827: termp_ss_post(DECL_ARGS)
1828: {
1829:
1.86 kristaps 1830: if (MDOC_HEAD == n->type)
1.1 kristaps 1831: term_newln(p);
1832: }
1833:
1834:
1835: /* ARGSUSED */
1836: static int
1837: termp_cd_pre(DECL_ARGS)
1838: {
1839:
1.143 kristaps 1840: synopsis_pre(p, n);
1.102 kristaps 1841: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1842: return(1);
1843: }
1844:
1845:
1846: /* ARGSUSED */
1847: static int
1848: termp_in_pre(DECL_ARGS)
1849: {
1.142 schwarze 1850:
1.143 kristaps 1851: synopsis_pre(p, n);
1.1 kristaps 1852:
1.160 kristaps 1853: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1854: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1855: term_word(p, "#include");
1.138 kristaps 1856: term_word(p, "<");
1857: } else {
1858: term_word(p, "<");
1859: term_fontpush(p, TERMFONT_UNDER);
1860: }
1.22 kristaps 1861:
1.1 kristaps 1862: p->flags |= TERMP_NOSPACE;
1863: return(1);
1864: }
1865:
1866:
1867: /* ARGSUSED */
1868: static void
1869: termp_in_post(DECL_ARGS)
1870: {
1871:
1.160 kristaps 1872: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1873: term_fontpush(p, TERMFONT_BOLD);
1874:
1.79 kristaps 1875: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1876: term_word(p, ">");
1877:
1.160 kristaps 1878: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1879: term_fontpop(p);
1.1 kristaps 1880: }
1881:
1882:
1883: /* ARGSUSED */
1884: static int
1.45 kristaps 1885: termp_sp_pre(DECL_ARGS)
1886: {
1.91 kristaps 1887: size_t i, len;
1.45 kristaps 1888:
1.86 kristaps 1889: switch (n->tok) {
1.76 kristaps 1890: case (MDOC_sp):
1.157 kristaps 1891: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1892: break;
1893: case (MDOC_br):
1894: len = 0;
1895: break;
1896: default:
1897: len = 1;
1898: break;
1.45 kristaps 1899: }
1900:
1901: if (0 == len)
1902: term_newln(p);
1903: for (i = 0; i < len; i++)
1904: term_vspace(p);
1905:
1906: return(0);
1907: }
1908:
1909:
1.189 kristaps 1910: /* ARGSUSED */
1.45 kristaps 1911: static int
1.188 kristaps 1912: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1913: {
1914:
1.203 kristaps 1915: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1916: return(1);
1917:
1.188 kristaps 1918: switch (n->tok) {
1919: case (MDOC_Ao):
1920: /* FALLTHROUGH */
1921: case (MDOC_Aq):
1922: term_word(p, "<");
1923: break;
1924: case (MDOC_Bro):
1925: /* FALLTHROUGH */
1926: case (MDOC_Brq):
1927: term_word(p, "{");
1928: break;
1929: case (MDOC_Oo):
1930: /* FALLTHROUGH */
1931: case (MDOC_Op):
1932: /* FALLTHROUGH */
1933: case (MDOC_Bo):
1934: /* FALLTHROUGH */
1935: case (MDOC_Bq):
1936: term_word(p, "[");
1937: break;
1938: case (MDOC_Do):
1939: /* FALLTHROUGH */
1940: case (MDOC_Dq):
1.249 schwarze 1941: term_word(p, "\\(lq");
1.188 kristaps 1942: break;
1.237 schwarze 1943: case (MDOC_Eo):
1944: break;
1.188 kristaps 1945: case (MDOC_Po):
1946: /* FALLTHROUGH */
1947: case (MDOC_Pq):
1948: term_word(p, "(");
1949: break;
1.205 kristaps 1950: case (MDOC__T):
1951: /* FALLTHROUGH */
1.188 kristaps 1952: case (MDOC_Qo):
1953: /* FALLTHROUGH */
1954: case (MDOC_Qq):
1955: term_word(p, "\"");
1956: break;
1957: case (MDOC_Ql):
1958: /* FALLTHROUGH */
1959: case (MDOC_So):
1960: /* FALLTHROUGH */
1961: case (MDOC_Sq):
1.249 schwarze 1962: term_word(p, "\\(oq");
1.188 kristaps 1963: break;
1964: default:
1965: abort();
1966: /* NOTREACHED */
1967: }
1.1 kristaps 1968:
1969: p->flags |= TERMP_NOSPACE;
1970: return(1);
1971: }
1972:
1973:
1.189 kristaps 1974: /* ARGSUSED */
1.1 kristaps 1975: static void
1.188 kristaps 1976: termp_quote_post(DECL_ARGS)
1.1 kristaps 1977: {
1978:
1.203 kristaps 1979: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1980: return;
1981:
1982: p->flags |= TERMP_NOSPACE;
1983:
1.188 kristaps 1984: switch (n->tok) {
1985: case (MDOC_Ao):
1986: /* FALLTHROUGH */
1987: case (MDOC_Aq):
1988: term_word(p, ">");
1989: break;
1990: case (MDOC_Bro):
1991: /* FALLTHROUGH */
1992: case (MDOC_Brq):
1993: term_word(p, "}");
1994: break;
1995: case (MDOC_Oo):
1996: /* FALLTHROUGH */
1997: case (MDOC_Op):
1998: /* FALLTHROUGH */
1999: case (MDOC_Bo):
2000: /* FALLTHROUGH */
2001: case (MDOC_Bq):
2002: term_word(p, "]");
2003: break;
2004: case (MDOC_Do):
2005: /* FALLTHROUGH */
2006: case (MDOC_Dq):
1.249 schwarze 2007: term_word(p, "\\(rq");
1.237 schwarze 2008: break;
2009: case (MDOC_Eo):
1.188 kristaps 2010: break;
2011: case (MDOC_Po):
2012: /* FALLTHROUGH */
2013: case (MDOC_Pq):
2014: term_word(p, ")");
2015: break;
1.205 kristaps 2016: case (MDOC__T):
2017: /* FALLTHROUGH */
1.188 kristaps 2018: case (MDOC_Qo):
2019: /* FALLTHROUGH */
2020: case (MDOC_Qq):
2021: term_word(p, "\"");
2022: break;
2023: case (MDOC_Ql):
2024: /* FALLTHROUGH */
2025: case (MDOC_So):
2026: /* FALLTHROUGH */
2027: case (MDOC_Sq):
1.249 schwarze 2028: term_word(p, "\\(cq");
1.188 kristaps 2029: break;
2030: default:
2031: abort();
2032: /* NOTREACHED */
2033: }
1.1 kristaps 2034: }
2035:
2036:
2037: /* ARGSUSED */
2038: static int
2039: termp_fo_pre(DECL_ARGS)
2040: {
2041:
1.141 kristaps 2042: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2043: synopsis_pre(p, n);
1.141 kristaps 2044: return(1);
2045: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2046: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2047: term_word(p, "(");
1.222 kristaps 2048: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2049: return(1);
1.141 kristaps 2050: }
2051:
1.169 kristaps 2052: if (NULL == n->child)
2053: return(0);
2054:
1.141 kristaps 2055: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2056:
1.141 kristaps 2057: assert(n->child->string);
1.102 kristaps 2058: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2059: term_word(p, n->child->string);
1.1 kristaps 2060: return(0);
2061: }
2062:
2063:
2064: /* ARGSUSED */
2065: static void
2066: termp_fo_post(DECL_ARGS)
2067: {
2068:
1.143 kristaps 2069: if (MDOC_BODY != n->type)
2070: return;
2071:
1.222 kristaps 2072: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2073: term_word(p, ")");
2074:
1.222 kristaps 2075: if (MDOC_SYNPRETTY & n->flags) {
2076: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2077: term_word(p, ";");
1.222 kristaps 2078: }
1.1 kristaps 2079: }
2080:
2081:
2082: /* ARGSUSED */
2083: static int
2084: termp_bf_pre(DECL_ARGS)
2085: {
2086:
1.86 kristaps 2087: if (MDOC_HEAD == n->type)
1.1 kristaps 2088: return(0);
1.244 schwarze 2089: else if (MDOC_BODY != n->type)
1.1 kristaps 2090: return(1);
2091:
1.202 kristaps 2092: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2093: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2094: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2095: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2096: else
1.102 kristaps 2097: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2098:
2099: return(1);
2100: }
2101:
2102:
2103: /* ARGSUSED */
2104: static int
2105: termp_sm_pre(DECL_ARGS)
2106: {
2107:
1.86 kristaps 2108: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2109: if (0 == strcmp("on", n->child->string)) {
2110: if (p->col)
2111: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2112: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2113: } else
1.1 kristaps 2114: p->flags |= TERMP_NONOSPACE;
2115:
2116: return(0);
2117: }
2118:
2119:
2120: /* ARGSUSED */
2121: static int
2122: termp_ap_pre(DECL_ARGS)
2123: {
2124:
2125: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2126: term_word(p, "'");
1.1 kristaps 2127: p->flags |= TERMP_NOSPACE;
2128: return(1);
2129: }
2130:
2131:
2132: /* ARGSUSED */
2133: static void
2134: termp____post(DECL_ARGS)
2135: {
1.184 kristaps 2136:
2137: /*
2138: * Handle lists of authors. In general, print each followed by
2139: * a comma. Don't print the comma if there are only two
2140: * authors.
2141: */
2142: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2143: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2144: if (NULL == n->prev || MDOC__A != n->prev->tok)
2145: return;
1.1 kristaps 2146:
1.95 kristaps 2147: /* TODO: %U. */
2148:
1.187 kristaps 2149: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2150: return;
2151:
1.222 kristaps 2152: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2153: if (NULL == n->next) {
2154: term_word(p, ".");
2155: p->flags |= TERMP_SENTENCE;
2156: } else
2157: term_word(p, ",");
1.1 kristaps 2158: }
2159:
2160:
2161: /* ARGSUSED */
2162: static int
1.102 kristaps 2163: termp_li_pre(DECL_ARGS)
2164: {
2165:
2166: term_fontpush(p, TERMFONT_NONE);
2167: return(1);
2168: }
2169:
2170:
2171: /* ARGSUSED */
2172: static int
1.1 kristaps 2173: termp_lk_pre(DECL_ARGS)
2174: {
1.240 schwarze 2175: const struct mdoc_node *link, *descr;
1.1 kristaps 2176:
1.240 schwarze 2177: if (NULL == (link = n->child))
2178: return(0);
1.181 kristaps 2179:
1.240 schwarze 2180: if (NULL != (descr = link->next)) {
2181: term_fontpush(p, TERMFONT_UNDER);
2182: while (NULL != descr) {
2183: term_word(p, descr->string);
2184: descr = descr->next;
2185: }
2186: p->flags |= TERMP_NOSPACE;
2187: term_word(p, ":");
2188: term_fontpop(p);
2189: }
1.1 kristaps 2190:
1.102 kristaps 2191: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 2192: term_word(p, link->string);
1.102 kristaps 2193: term_fontpop(p);
1.12 kristaps 2194:
1.1 kristaps 2195: return(0);
2196: }
2197:
1.159 schwarze 2198:
2199: /* ARGSUSED */
2200: static int
2201: termp_bk_pre(DECL_ARGS)
2202: {
2203:
1.161 schwarze 2204: switch (n->type) {
2205: case (MDOC_BLOCK):
1.166 kristaps 2206: break;
1.161 schwarze 2207: case (MDOC_HEAD):
2208: return(0);
2209: case (MDOC_BODY):
1.200 schwarze 2210: if (n->parent->args || 0 == n->prev->nchild)
2211: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2212: break;
1.161 schwarze 2213: default:
2214: abort();
1.166 kristaps 2215: /* NOTREACHED */
1.161 schwarze 2216: }
1.166 kristaps 2217:
2218: return(1);
1.159 schwarze 2219: }
2220:
2221:
2222: /* ARGSUSED */
2223: static void
2224: termp_bk_post(DECL_ARGS)
2225: {
2226:
1.247 schwarze 2227: if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
1.161 schwarze 2228: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2229: }
2230:
2231: /* ARGSUSED */
2232: static void
2233: termp__t_post(DECL_ARGS)
2234: {
2235:
2236: /*
2237: * If we're in an `Rs' and there's a journal present, then quote
2238: * us instead of underlining us (for disambiguation).
2239: */
1.217 schwarze 2240: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2241: n->parent->norm->Rs.quote_T)
1.245 schwarze 2242: termp_quote_post(p, pair, meta, n);
1.203 kristaps 2243:
1.245 schwarze 2244: termp____post(p, pair, meta, n);
1.203 kristaps 2245: }
2246:
2247: /* ARGSUSED */
2248: static int
2249: termp__t_pre(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: */
2256: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2257: n->parent->norm->Rs.quote_T)
1.245 schwarze 2258: return(termp_quote_pre(p, pair, meta, n));
1.203 kristaps 2259:
2260: term_fontpush(p, TERMFONT_UNDER);
2261: return(1);
1.159 schwarze 2262: }
1.1 kristaps 2263:
2264: /* ARGSUSED */
2265: static int
1.69 kristaps 2266: termp_under_pre(DECL_ARGS)
1.1 kristaps 2267: {
2268:
1.102 kristaps 2269: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2270: return(1);
2271: }
CVSweb