Annotation of mandoc/mdoc_term.c, Revision 1.245
1.245 ! schwarze 1: /* $Id: mdoc_term.c,v 1.244 2012/11/16 17:16:55 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.240 schwarze 4: * Copyright (c) 2010, 2012 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) {
1.172 kristaps 316: if (n->prev && n->prev->line != n->line) {
317: p->flags &= ~TERMP_KEEP;
318: p->flags |= TERMP_PREKEEP;
319: } else if (NULL == n->prev) {
320: if (n->parent && n->parent->line != n->line) {
321: p->flags &= ~TERMP_KEEP;
322: p->flags |= TERMP_PREKEEP;
323: }
324: }
325: }
1.197 schwarze 326:
327: /*
328: * Since SYNPRETTY sections aren't "turned off" with `Ek',
329: * we have to intuit whether we should disable formatting.
330: */
331:
332: if ( ! (MDOC_SYNPRETTY & n->flags) &&
333: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
334: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
335: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 336:
1.217 schwarze 337: /*
338: * After the keep flags have been set up, we may now
339: * produce output. Note that some pre-handlers do so.
340: */
341:
342: switch (n->type) {
343: case (MDOC_TEXT):
344: if (' ' == *n->string && MDOC_LINE & n->flags)
345: term_newln(p);
1.222 kristaps 346: if (MDOC_DELIMC & n->flags)
347: p->flags |= TERMP_NOSPACE;
1.217 schwarze 348: term_word(p, n->string);
1.222 kristaps 349: if (MDOC_DELIMO & n->flags)
350: p->flags |= TERMP_NOSPACE;
1.217 schwarze 351: break;
352: case (MDOC_EQN):
1.233 kristaps 353: term_eqn(p, n->eqn);
1.217 schwarze 354: break;
355: case (MDOC_TBL):
356: term_tbl(p, n->span);
357: break;
358: default:
359: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
360: chld = (*termacts[n->tok].pre)
1.245 ! schwarze 361: (p, &npair, meta, n);
1.217 schwarze 362: break;
363: }
364:
1.86 kristaps 365: if (chld && n->child)
1.245 ! schwarze 366: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 367:
1.244 schwarze 368: term_fontpopq(p,
369: (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46 kristaps 370:
1.206 kristaps 371: switch (n->type) {
372: case (MDOC_TEXT):
373: break;
374: case (MDOC_TBL):
1.216 kristaps 375: break;
376: case (MDOC_EQN):
1.206 kristaps 377: break;
378: default:
379: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
380: break;
1.245 ! schwarze 381: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.162 schwarze 382:
383: /*
384: * Explicit end tokens not only call the post
385: * handler, but also tell the respective block
386: * that it must not call the post handler again.
387: */
1.165 kristaps 388: if (ENDBODY_NOT != n->end)
1.162 schwarze 389: n->pending->flags |= MDOC_ENDED;
390:
391: /*
392: * End of line terminating an implicit block
393: * while an explicit block is still open.
394: * Continue the explicit block without spacing.
395: */
396: if (ENDBODY_NOSPACE == n->end)
397: p->flags |= TERMP_NOSPACE;
1.206 kristaps 398: break;
1.162 schwarze 399: }
1.121 kristaps 400:
401: if (MDOC_EOS & n->flags)
402: p->flags |= TERMP_SENTENCE;
1.29 kristaps 403:
404: p->offset = offset;
1.30 kristaps 405: p->rmargin = rmargin;
1.1 kristaps 406: }
407:
408:
1.3 kristaps 409: static void
1.145 kristaps 410: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 411: {
1.245 ! schwarze 412: const struct mdoc_meta *meta;
1.144 kristaps 413:
1.245 ! schwarze 414: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 415:
1.102 kristaps 416: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 417:
1.9 kristaps 418: /*
419: * Output the footer in new-groff style, that is, three columns
420: * with the middle being the manual date and flanking columns
421: * being the operating system:
422: *
423: * SYSTEM DATE SYSTEM
424: */
425:
1.1 kristaps 426: term_vspace(p);
427:
1.9 kristaps 428: p->offset = 0;
1.157 kristaps 429: p->rmargin = (p->maxrmargin -
1.245 ! schwarze 430: term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.245 ! schwarze 433: term_word(p, meta->os);
1.1 kristaps 434: term_flushln(p);
435:
1.9 kristaps 436: p->offset = p->rmargin;
1.245 ! schwarze 437: p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.234 schwarze 438: p->flags |= TERMP_NOSPACE;
1.9 kristaps 439:
1.245 ! schwarze 440: term_word(p, meta->date);
1.9 kristaps 441: term_flushln(p);
442:
1.1 kristaps 443: p->offset = p->rmargin;
444: p->rmargin = p->maxrmargin;
445: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 446: p->flags |= TERMP_NOSPACE;
1.1 kristaps 447:
1.245 ! schwarze 448: term_word(p, meta->os);
1.1 kristaps 449: term_flushln(p);
450:
1.9 kristaps 451: p->offset = 0;
452: p->rmargin = p->maxrmargin;
453: p->flags = 0;
1.1 kristaps 454: }
455:
456:
1.3 kristaps 457: static void
1.144 kristaps 458: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 459: {
1.98 kristaps 460: char buf[BUFSIZ], title[BUFSIZ];
1.235 schwarze 461: size_t buflen, titlen;
1.245 ! schwarze 462: const struct mdoc_meta *meta;
1.144 kristaps 463:
1.245 ! schwarze 464: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 465:
466: /*
467: * The header is strange. It has three components, which are
468: * really two with the first duplicated. It goes like this:
469: *
470: * IDENTIFIER TITLE IDENTIFIER
471: *
472: * The IDENTIFIER is NAME(SECTION), which is the command-name
473: * (if given, or "unknown" if not) followed by the manual page
474: * section. These are given in `Dt'. The TITLE is a free-form
475: * string depending on the manual volume. If not specified, it
476: * switches on the manual section.
477: */
478:
1.235 schwarze 479: p->offset = 0;
480: p->rmargin = p->maxrmargin;
481:
1.245 ! schwarze 482: assert(meta->vol);
! 483: strlcpy(buf, meta->vol, BUFSIZ);
1.235 schwarze 484: buflen = term_strlen(p, buf);
1.1 kristaps 485:
1.245 ! schwarze 486: if (meta->arch) {
1.98 kristaps 487: strlcat(buf, " (", BUFSIZ);
1.245 ! schwarze 488: strlcat(buf, meta->arch, BUFSIZ);
1.98 kristaps 489: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 490: }
491:
1.245 ! schwarze 492: snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.235 schwarze 493: titlen = term_strlen(p, title);
1.1 kristaps 494:
1.235 schwarze 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1 kristaps 496: p->offset = 0;
1.235 schwarze 497: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
498: (p->maxrmargin -
499: term_strlen(p, buf) + term_len(p, 1)) / 2 :
500: p->maxrmargin - buflen;
1.1 kristaps 501:
502: term_word(p, title);
503: term_flushln(p);
504:
1.235 schwarze 505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 506: p->offset = p->rmargin;
1.235 schwarze 507: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
508: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 509:
510: term_word(p, buf);
511: term_flushln(p);
512:
513: p->flags &= ~TERMP_NOBREAK;
1.235 schwarze 514: if (p->rmargin + titlen <= p->maxrmargin) {
515: p->flags |= TERMP_NOSPACE;
516: p->offset = p->rmargin;
517: p->rmargin = p->maxrmargin;
518: term_word(p, title);
519: term_flushln(p);
520: }
1.1 kristaps 521:
1.235 schwarze 522: p->flags &= ~TERMP_NOSPACE;
1.9 kristaps 523: p->offset = 0;
1.1 kristaps 524: p->rmargin = p->maxrmargin;
525: }
526:
527:
528: static size_t
1.157 kristaps 529: a2height(const struct termp *p, const char *v)
1.1 kristaps 530: {
1.92 kristaps 531: struct roffsu su;
1.91 kristaps 532:
1.231 kristaps 533:
1.157 kristaps 534: assert(v);
535: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 536: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 537:
1.157 kristaps 538: return(term_vspan(p, &su));
1.91 kristaps 539: }
1.1 kristaps 540:
1.40 kristaps 541:
1.91 kristaps 542: static size_t
1.157 kristaps 543: a2width(const struct termp *p, const char *v)
1.91 kristaps 544: {
1.92 kristaps 545: struct roffsu su;
1.1 kristaps 546:
1.154 kristaps 547: assert(v);
548: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 549: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 550:
1.157 kristaps 551: return(term_hspan(p, &su));
1.1 kristaps 552: }
553:
554:
555: static size_t
1.157 kristaps 556: a2offs(const struct termp *p, const char *v)
1.1 kristaps 557: {
1.92 kristaps 558: struct roffsu su;
1.1 kristaps 559:
1.148 kristaps 560: if ('\0' == *v)
1.91 kristaps 561: return(0);
1.148 kristaps 562: else if (0 == strcmp(v, "left"))
1.19 kristaps 563: return(0);
1.148 kristaps 564: else if (0 == strcmp(v, "indent"))
1.238 schwarze 565: return(term_len(p, p->defindent + 1));
1.148 kristaps 566: else if (0 == strcmp(v, "indent-two"))
1.238 schwarze 567: return(term_len(p, (p->defindent + 1) * 2));
1.148 kristaps 568: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 569: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 570:
1.157 kristaps 571: return(term_hspan(p, &su));
1.1 kristaps 572: }
573:
574:
1.108 kristaps 575: /*
576: * Determine how much space to print out before block elements of `It'
577: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
578: * too.
579: */
1.54 kristaps 580: static void
1.151 kristaps 581: print_bvspace(struct termp *p,
582: const struct mdoc_node *bl,
583: const struct mdoc_node *n)
1.1 kristaps 584: {
1.86 kristaps 585: const struct mdoc_node *nn;
1.236 schwarze 586:
587: assert(n);
1.1 kristaps 588:
589: term_newln(p);
1.150 kristaps 590:
1.202 kristaps 591: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 592: return;
1.202 kristaps 593: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 594: return;
595:
1.85 kristaps 596: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 597:
1.86 kristaps 598: for (nn = n; nn; nn = nn->parent) {
599: if (MDOC_BLOCK != nn->type)
1.1 kristaps 600: continue;
1.86 kristaps 601: if (MDOC_Ss == nn->tok)
1.54 kristaps 602: return;
1.86 kristaps 603: if (MDOC_Sh == nn->tok)
1.54 kristaps 604: return;
1.86 kristaps 605: if (NULL == nn->prev)
1.1 kristaps 606: continue;
607: break;
608: }
609:
1.85 kristaps 610: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 611:
1.202 kristaps 612: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 613: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 614: return;
615:
1.85 kristaps 616: /* A `-diag' without body does not vspace. */
617:
1.202 kristaps 618: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 619: if (n->prev && MDOC_It == n->prev->tok) {
620: assert(n->prev->body);
621: if (NULL == n->prev->body->child)
1.55 kristaps 622: return;
623: }
624:
1.54 kristaps 625: term_vspace(p);
1.1 kristaps 626: }
627:
628:
629: /* ARGSUSED */
630: static int
631: termp_it_pre(DECL_ARGS)
632: {
1.86 kristaps 633: const struct mdoc_node *bl, *nn;
1.1 kristaps 634: char buf[7];
1.170 kristaps 635: int i;
1.108 kristaps 636: size_t width, offset, ncols, dcol;
1.126 kristaps 637: enum mdoc_list type;
1.1 kristaps 638:
1.86 kristaps 639: if (MDOC_BLOCK == n->type) {
1.151 kristaps 640: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 641: return(1);
642: }
1.1 kristaps 643:
1.86 kristaps 644: bl = n->parent->parent->parent;
1.202 kristaps 645: type = bl->norm->Bl.type;
1.1 kristaps 646:
1.108 kristaps 647: /*
648: * First calculate width and offset. This is pretty easy unless
649: * we're a -column list, in which case all prior columns must
650: * be accounted for.
651: */
652:
653: width = offset = 0;
654:
1.202 kristaps 655: if (bl->norm->Bl.offs)
656: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 657:
1.1 kristaps 658: switch (type) {
1.126 kristaps 659: case (LIST_column):
1.134 kristaps 660: if (MDOC_HEAD == n->type)
1.1 kristaps 661: break;
1.155 kristaps 662:
1.105 kristaps 663: /*
1.108 kristaps 664: * Imitate groff's column handling:
665: * - For each earlier column, add its width.
666: * - For less than 5 columns, add four more blanks per
667: * column.
668: * - For exactly 5 columns, add three more blank per
669: * column.
670: * - For more than 5 columns, add only one column.
1.105 kristaps 671: */
1.202 kristaps 672: ncols = bl->norm->Bl.ncols;
1.170 kristaps 673:
1.108 kristaps 674: /* LINTED */
1.157 kristaps 675: dcol = ncols < 5 ? term_len(p, 4) :
676: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 677:
1.134 kristaps 678: /*
679: * Calculate the offset by applying all prior MDOC_BODY,
680: * so we stop at the MDOC_HEAD (NULL == nn->prev).
681: */
682:
1.108 kristaps 683: for (i = 0, nn = n->prev;
1.134 kristaps 684: nn->prev && i < (int)ncols;
1.108 kristaps 685: nn = nn->prev, i++)
686: offset += dcol + a2width
1.202 kristaps 687: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 688:
689: /*
1.108 kristaps 690: * When exceeding the declared number of columns, leave
691: * the remaining widths at 0. This will later be
692: * adjusted to the default width of 10, or, for the last
693: * column, stretched to the right margin.
1.58 kristaps 694: */
1.108 kristaps 695: if (i >= (int)ncols)
696: break;
1.58 kristaps 697:
1.105 kristaps 698: /*
1.108 kristaps 699: * Use the declared column widths, extended as explained
700: * in the preceding paragraph.
1.105 kristaps 701: */
1.202 kristaps 702: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 703: break;
704: default:
1.202 kristaps 705: if (NULL == bl->norm->Bl.width)
1.108 kristaps 706: break;
707:
708: /*
709: * Note: buffer the width by 2, which is groff's magic
710: * number for buffering single arguments. See the above
711: * handling for column for how this changes.
712: */
1.202 kristaps 713: assert(bl->norm->Bl.width);
714: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 715: break;
716: }
717:
718: /*
719: * List-type can override the width in the case of fixed-head
720: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 721: * offset.
1.1 kristaps 722: */
723:
724: switch (type) {
1.126 kristaps 725: case (LIST_bullet):
1.1 kristaps 726: /* FALLTHROUGH */
1.126 kristaps 727: case (LIST_dash):
1.1 kristaps 728: /* FALLTHROUGH */
1.126 kristaps 729: case (LIST_hyphen):
1.242 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):
1.86 kristaps 801: if (MDOC_HEAD == n->type)
1.39 kristaps 802: p->flags |= TERMP_NOBREAK;
803: break;
1.126 kristaps 804: case (LIST_hang):
1.86 kristaps 805: if (MDOC_HEAD == n->type)
1.39 kristaps 806: p->flags |= TERMP_NOBREAK;
807: else
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))
1.59 kristaps 819: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 820: else
1.39 kristaps 821: p->flags |= TERMP_HANG;
822: break;
1.126 kristaps 823: case (LIST_tag):
1.86 kristaps 824: if (MDOC_HEAD == n->type)
1.51 kristaps 825: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.38 kristaps 826:
1.86 kristaps 827: if (MDOC_HEAD != n->type)
1.39 kristaps 828: break;
1.86 kristaps 829: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 830: p->flags |= TERMP_DANGLE;
1.1 kristaps 831: break;
1.126 kristaps 832: case (LIST_column):
1.134 kristaps 833: if (MDOC_HEAD == n->type)
834: break;
835:
836: if (NULL == n->next)
837: p->flags &= ~TERMP_NOBREAK;
838: else
839: p->flags |= TERMP_NOBREAK;
840:
1.1 kristaps 841: break;
1.126 kristaps 842: case (LIST_diag):
1.86 kristaps 843: if (MDOC_HEAD == n->type)
1.1 kristaps 844: p->flags |= TERMP_NOBREAK;
845: break;
846: default:
847: break;
848: }
849:
850: /*
851: * Margin control. Set-head-width lists have their right
852: * margins shortened. The body for these lists has the offset
853: * necessarily lengthened. Everybody gets the offset.
854: */
855:
856: p->offset += offset;
857:
858: switch (type) {
1.126 kristaps 859: case (LIST_hang):
1.59 kristaps 860: /*
861: * Same stipulation as above, regarding `-hang'. We
862: * don't want to recalculate rmargin and offsets when
863: * using `Bd' or `Bl' within `-hang' overstep lists.
864: */
1.86 kristaps 865: if (MDOC_HEAD == n->type && n->next->child &&
866: (MDOC_Bl == n->next->child->tok ||
867: MDOC_Bd == n->next->child->tok))
1.59 kristaps 868: break;
869: /* FALLTHROUGH */
1.126 kristaps 870: case (LIST_bullet):
1.1 kristaps 871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_dash):
1.1 kristaps 873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_enum):
1.1 kristaps 875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_hyphen):
1.1 kristaps 877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_tag):
1.49 kristaps 879: assert(width);
1.86 kristaps 880: if (MDOC_HEAD == n->type)
1.1 kristaps 881: p->rmargin = p->offset + width;
882: else
883: p->offset += width;
884: break;
1.126 kristaps 885: case (LIST_column):
1.49 kristaps 886: assert(width);
1.1 kristaps 887: p->rmargin = p->offset + width;
1.50 kristaps 888: /*
889: * XXX - this behaviour is not documented: the
890: * right-most column is filled to the right margin.
891: */
1.134 kristaps 892: if (MDOC_HEAD == n->type)
893: break;
894: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 895: p->rmargin = p->maxrmargin;
1.1 kristaps 896: break;
897: default:
898: break;
899: }
900:
901: /*
902: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 903: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 904: */
905:
1.86 kristaps 906: if (MDOC_HEAD == n->type)
1.1 kristaps 907: switch (type) {
1.126 kristaps 908: case (LIST_bullet):
1.102 kristaps 909: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 910: term_word(p, "\\[bu]");
1.102 kristaps 911: term_fontpop(p);
1.1 kristaps 912: break;
1.126 kristaps 913: case (LIST_dash):
1.1 kristaps 914: /* FALLTHROUGH */
1.126 kristaps 915: case (LIST_hyphen):
1.102 kristaps 916: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 917: term_word(p, "\\(hy");
1.102 kristaps 918: term_fontpop(p);
1.1 kristaps 919: break;
1.126 kristaps 920: case (LIST_enum):
1.1 kristaps 921: (pair->ppair->ppair->count)++;
1.109 kristaps 922: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 923: pair->ppair->ppair->count);
924: term_word(p, buf);
925: break;
926: default:
927: break;
928: }
929:
930: /*
931: * If we're not going to process our children, indicate so here.
932: */
933:
934: switch (type) {
1.126 kristaps 935: case (LIST_bullet):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_item):
1.1 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_dash):
1.1 kristaps 940: /* FALLTHROUGH */
1.126 kristaps 941: case (LIST_hyphen):
1.1 kristaps 942: /* FALLTHROUGH */
1.126 kristaps 943: case (LIST_enum):
1.86 kristaps 944: if (MDOC_HEAD == n->type)
1.1 kristaps 945: return(0);
946: break;
1.126 kristaps 947: case (LIST_column):
1.134 kristaps 948: if (MDOC_HEAD == n->type)
1.1 kristaps 949: return(0);
950: break;
951: default:
952: break;
953: }
954:
955: return(1);
956: }
957:
958:
959: /* ARGSUSED */
960: static void
961: termp_it_post(DECL_ARGS)
962: {
1.126 kristaps 963: enum mdoc_list type;
1.1 kristaps 964:
1.109 kristaps 965: if (MDOC_BLOCK == n->type)
1.1 kristaps 966: return;
967:
1.202 kristaps 968: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 969:
970: switch (type) {
1.126 kristaps 971: case (LIST_item):
1.1 kristaps 972: /* FALLTHROUGH */
1.126 kristaps 973: case (LIST_diag):
1.53 kristaps 974: /* FALLTHROUGH */
1.126 kristaps 975: case (LIST_inset):
1.86 kristaps 976: if (MDOC_BODY == n->type)
1.130 schwarze 977: term_newln(p);
1.1 kristaps 978: break;
1.126 kristaps 979: case (LIST_column):
1.134 kristaps 980: if (MDOC_BODY == n->type)
1.1 kristaps 981: term_flushln(p);
982: break;
983: default:
1.130 schwarze 984: term_newln(p);
1.1 kristaps 985: break;
986: }
987:
1.109 kristaps 988: /*
989: * Now that our output is flushed, we can reset our tags. Since
990: * only `It' sets these flags, we're free to assume that nobody
991: * has munged them in the meanwhile.
992: */
993:
994: p->flags &= ~TERMP_DANGLE;
995: p->flags &= ~TERMP_NOBREAK;
996: p->flags &= ~TERMP_TWOSPACE;
997: p->flags &= ~TERMP_HANG;
1.1 kristaps 998: }
999:
1000:
1001: /* ARGSUSED */
1002: static int
1003: termp_nm_pre(DECL_ARGS)
1004: {
1005:
1.164 schwarze 1006: if (MDOC_BLOCK == n->type)
1007: return(1);
1008:
1009: if (MDOC_BODY == n->type) {
1010: if (NULL == n->child)
1011: return(0);
1.234 schwarze 1012: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1013: p->offset += term_len(p, 1) +
1.245 ! schwarze 1014: (NULL == n->prev->child ?
! 1015: term_strlen(p, meta->name) :
1.164 schwarze 1016: MDOC_TEXT == n->prev->child->type ?
1.245 ! schwarze 1017: term_strlen(p, n->prev->child->string) :
1.164 schwarze 1018: term_len(p, 5));
1019: return(1);
1020: }
1021:
1.245 ! schwarze 1022: if (NULL == n->child && NULL == meta->name)
1.164 schwarze 1023: return(0);
1.125 kristaps 1024:
1.177 schwarze 1025: if (MDOC_HEAD == n->type)
1026: synopsis_pre(p, n->parent);
1.102 kristaps 1027:
1.164 schwarze 1028: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1029: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1030: p->rmargin = p->offset + term_len(p, 1);
1031: if (NULL == n->child) {
1.245 ! schwarze 1032: p->rmargin += term_strlen(p, meta->name);
1.185 schwarze 1033: } else if (MDOC_TEXT == n->child->type) {
1034: p->rmargin += term_strlen(p, n->child->string);
1035: if (n->child->next)
1036: p->flags |= TERMP_HANG;
1037: } else {
1038: p->rmargin += term_len(p, 5);
1039: p->flags |= TERMP_HANG;
1040: }
1.164 schwarze 1041: }
1042:
1.102 kristaps 1043: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1044: if (NULL == n->child)
1.245 ! schwarze 1045: term_word(p, meta->name);
1.1 kristaps 1046: return(1);
1047: }
1048:
1049:
1.164 schwarze 1050: /* ARGSUSED */
1051: static void
1052: termp_nm_post(DECL_ARGS)
1053: {
1054:
1055: if (MDOC_HEAD == n->type && n->next->child) {
1056: term_flushln(p);
1057: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234 schwarze 1058: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1059: term_flushln(p);
1060: }
1061:
1062:
1.1 kristaps 1063: /* ARGSUSED */
1064: static int
1065: termp_fl_pre(DECL_ARGS)
1066: {
1067:
1.102 kristaps 1068: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1069: term_word(p, "\\-");
1.103 kristaps 1070:
1071: if (n->child)
1.114 kristaps 1072: p->flags |= TERMP_NOSPACE;
1073: else if (n->next && n->next->line == n->line)
1.103 kristaps 1074: p->flags |= TERMP_NOSPACE;
1075:
1.1 kristaps 1076: return(1);
1077: }
1078:
1079:
1080: /* ARGSUSED */
1081: static int
1.184 kristaps 1082: termp__a_pre(DECL_ARGS)
1083: {
1084:
1085: if (n->prev && MDOC__A == n->prev->tok)
1086: if (NULL == n->next || MDOC__A != n->next->tok)
1087: term_word(p, "and");
1088:
1089: return(1);
1090: }
1091:
1092:
1093: /* ARGSUSED */
1094: static int
1.61 kristaps 1095: termp_an_pre(DECL_ARGS)
1096: {
1097:
1.86 kristaps 1098: if (NULL == n->child)
1.61 kristaps 1099: return(1);
1100:
1101: /*
1.85 kristaps 1102: * If not in the AUTHORS section, `An -split' will cause
1103: * newlines to occur before the author name. If in the AUTHORS
1104: * section, by default, the first `An' invocation is nosplit,
1105: * then all subsequent ones, regardless of whether interspersed
1106: * with other macros/text, are split. -split, in this case,
1107: * will override the condition of the implied first -nosplit.
1.61 kristaps 1108: */
1109:
1.86 kristaps 1110: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1111: if ( ! (TERMP_ANPREC & p->flags)) {
1112: if (TERMP_SPLIT & p->flags)
1113: term_newln(p);
1114: return(1);
1115: }
1116: if (TERMP_NOSPLIT & p->flags)
1117: return(1);
1118: term_newln(p);
1119: return(1);
1120: }
1121:
1122: if (TERMP_SPLIT & p->flags)
1123: term_newln(p);
1124:
1125: return(1);
1126: }
1127:
1128:
1129: /* ARGSUSED */
1130: static void
1131: termp_an_post(DECL_ARGS)
1132: {
1133:
1.86 kristaps 1134: if (n->child) {
1135: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1136: p->flags |= TERMP_ANPREC;
1137: return;
1138: }
1139:
1.202 kristaps 1140: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1141: p->flags &= ~TERMP_NOSPLIT;
1142: p->flags |= TERMP_SPLIT;
1.202 kristaps 1143: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1144: p->flags &= ~TERMP_SPLIT;
1145: p->flags |= TERMP_NOSPLIT;
1146: }
1147:
1148: }
1149:
1150:
1151: /* ARGSUSED */
1152: static int
1.1 kristaps 1153: termp_ns_pre(DECL_ARGS)
1154: {
1155:
1.215 kristaps 1156: if ( ! (MDOC_LINE & n->flags))
1157: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1158: return(1);
1159: }
1160:
1161:
1162: /* ARGSUSED */
1163: static int
1164: termp_rs_pre(DECL_ARGS)
1165: {
1166:
1.86 kristaps 1167: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1168: return(1);
1.86 kristaps 1169: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1170: term_vspace(p);
1171: return(1);
1172: }
1173:
1174:
1175: /* ARGSUSED */
1176: static int
1177: termp_rv_pre(DECL_ARGS)
1178: {
1.223 kristaps 1179: int nchild;
1.1 kristaps 1180:
1181: term_newln(p);
1182: term_word(p, "The");
1183:
1.223 kristaps 1184: nchild = n->nchild;
1185: for (n = n->child; n; n = n->next) {
1.102 kristaps 1186: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1187: term_word(p, n->string);
1.102 kristaps 1188: term_fontpop(p);
1.224 kristaps 1189:
1.68 kristaps 1190: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1191: term_word(p, "()");
1192:
1193: if (nchild > 2 && n->next) {
1194: p->flags |= TERMP_NOSPACE;
1195: term_word(p, ",");
1196: }
1197:
1198: if (n->next && NULL == n->next->next)
1199: term_word(p, "and");
1.68 kristaps 1200: }
1201:
1.223 kristaps 1202: if (nchild > 1)
1.68 kristaps 1203: term_word(p, "functions return");
1204: else
1205: term_word(p, "function returns");
1.1 kristaps 1206:
1.68 kristaps 1207: term_word(p, "the value 0 if successful; otherwise the value "
1208: "-1 is returned and the global variable");
1.1 kristaps 1209:
1.102 kristaps 1210: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1211: term_word(p, "errno");
1.102 kristaps 1212: term_fontpop(p);
1.1 kristaps 1213:
1214: term_word(p, "is set to indicate the error.");
1.131 kristaps 1215: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1216:
1.68 kristaps 1217: return(0);
1.1 kristaps 1218: }
1219:
1220:
1221: /* ARGSUSED */
1222: static int
1223: termp_ex_pre(DECL_ARGS)
1224: {
1.224 kristaps 1225: int nchild;
1.1 kristaps 1226:
1.224 kristaps 1227: term_newln(p);
1.68 kristaps 1228: term_word(p, "The");
1.1 kristaps 1229:
1.224 kristaps 1230: nchild = n->nchild;
1231: for (n = n->child; n; n = n->next) {
1.102 kristaps 1232: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1233: term_word(p, n->string);
1.102 kristaps 1234: term_fontpop(p);
1.224 kristaps 1235:
1236: if (nchild > 2 && n->next) {
1237: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1238: term_word(p, ",");
1.224 kristaps 1239: }
1240:
1241: if (n->next && NULL == n->next->next)
1242: term_word(p, "and");
1.68 kristaps 1243: }
1244:
1.224 kristaps 1245: if (nchild > 1)
1.68 kristaps 1246: term_word(p, "utilities exit");
1247: else
1248: term_word(p, "utility exits");
1249:
1250: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1251:
1.131 kristaps 1252: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1253: return(0);
1.1 kristaps 1254: }
1255:
1256:
1257: /* ARGSUSED */
1258: static int
1259: termp_nd_pre(DECL_ARGS)
1260: {
1.25 kristaps 1261:
1.86 kristaps 1262: if (MDOC_BODY != n->type)
1.25 kristaps 1263: return(1);
1.30 kristaps 1264:
1.27 kristaps 1265: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1266: term_word(p, "\\(en");
1.23 kristaps 1267: #else
1268: term_word(p, "\\(em");
1269: #endif
1.1 kristaps 1270: return(1);
1.115 kristaps 1271: }
1272:
1273:
1274: /* ARGSUSED */
1275: static int
1276: termp_bl_pre(DECL_ARGS)
1277: {
1278:
1279: return(MDOC_HEAD != n->type);
1.1 kristaps 1280: }
1281:
1282:
1283: /* ARGSUSED */
1284: static void
1285: termp_bl_post(DECL_ARGS)
1286: {
1287:
1.86 kristaps 1288: if (MDOC_BLOCK == n->type)
1.1 kristaps 1289: term_newln(p);
1290: }
1291:
1292: /* ARGSUSED */
1293: static int
1294: termp_xr_pre(DECL_ARGS)
1295: {
1296:
1.225 kristaps 1297: if (NULL == (n = n->child))
1.113 kristaps 1298: return(0);
1299:
1.225 kristaps 1300: assert(MDOC_TEXT == n->type);
1301: term_word(p, n->string);
1.11 kristaps 1302:
1.225 kristaps 1303: if (NULL == (n = n->next))
1.1 kristaps 1304: return(0);
1.225 kristaps 1305:
1.1 kristaps 1306: p->flags |= TERMP_NOSPACE;
1307: term_word(p, "(");
1.222 kristaps 1308: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1309:
1310: assert(MDOC_TEXT == n->type);
1311: term_word(p, n->string);
1312:
1.222 kristaps 1313: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1314: term_word(p, ")");
1.86 kristaps 1315:
1.1 kristaps 1316: return(0);
1317: }
1318:
1.143 kristaps 1319: /*
1320: * This decides how to assert whitespace before any of the SYNOPSIS set
1321: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1322: * macro combos).
1323: */
1324: static void
1325: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1326: {
1327: /*
1328: * Obviously, if we're not in a SYNOPSIS or no prior macros
1329: * exist, do nothing.
1330: */
1.160 kristaps 1331: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1332: return;
1333:
1334: /*
1335: * If we're the second in a pair of like elements, emit our
1336: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1337: * case we soldier on.
1338: */
1339: if (n->prev->tok == n->tok &&
1340: MDOC_Ft != n->tok &&
1341: MDOC_Fo != n->tok &&
1342: MDOC_Fn != n->tok) {
1343: term_newln(p);
1344: return;
1345: }
1346:
1347: /*
1348: * If we're one of the SYNOPSIS set and non-like pair-wise after
1349: * another (or Fn/Fo, which we've let slip through) then assert
1350: * vertical space, else only newline and move on.
1351: */
1352: switch (n->prev->tok) {
1353: case (MDOC_Fd):
1354: /* FALLTHROUGH */
1355: case (MDOC_Fn):
1356: /* FALLTHROUGH */
1357: case (MDOC_Fo):
1358: /* FALLTHROUGH */
1359: case (MDOC_In):
1360: /* FALLTHROUGH */
1361: case (MDOC_Vt):
1362: term_vspace(p);
1363: break;
1364: case (MDOC_Ft):
1365: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1366: term_vspace(p);
1367: break;
1368: }
1369: /* FALLTHROUGH */
1370: default:
1371: term_newln(p);
1372: break;
1373: }
1374: }
1375:
1376:
1.110 kristaps 1377: static int
1378: termp_vt_pre(DECL_ARGS)
1379: {
1380:
1.143 kristaps 1381: if (MDOC_ELEM == n->type) {
1382: synopsis_pre(p, n);
1.245 ! schwarze 1383: return(termp_under_pre(p, pair, meta, n));
1.143 kristaps 1384: } else if (MDOC_BLOCK == n->type) {
1385: synopsis_pre(p, n);
1386: return(1);
1387: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1388: return(0);
1389:
1.245 ! schwarze 1390: return(termp_under_pre(p, pair, meta, n));
1.110 kristaps 1391: }
1392:
1393:
1.1 kristaps 1394: /* ARGSUSED */
1395: static int
1.69 kristaps 1396: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1397: {
1398:
1.102 kristaps 1399: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1400: return(1);
1401: }
1402:
1403:
1404: /* ARGSUSED */
1.143 kristaps 1405: static int
1406: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1407: {
1408:
1.143 kristaps 1409: synopsis_pre(p, n);
1.245 ! schwarze 1410: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1411: }
1412:
1413:
1414: /* ARGSUSED */
1.241 schwarze 1415: static void
1416: termp_fd_post(DECL_ARGS)
1417: {
1418:
1419: term_newln(p);
1420: }
1421:
1422:
1423: /* ARGSUSED */
1.1 kristaps 1424: static int
1425: termp_sh_pre(DECL_ARGS)
1426: {
1.85 kristaps 1427:
1428: /* No vspace between consecutive `Sh' calls. */
1429:
1.86 kristaps 1430: switch (n->type) {
1.65 kristaps 1431: case (MDOC_BLOCK):
1.86 kristaps 1432: if (n->prev && MDOC_Sh == n->prev->tok)
1433: if (NULL == n->prev->body->child)
1.65 kristaps 1434: break;
1435: term_vspace(p);
1436: break;
1.1 kristaps 1437: case (MDOC_HEAD):
1.102 kristaps 1438: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1439: break;
1440: case (MDOC_BODY):
1.238 schwarze 1441: p->offset = term_len(p, p->defindent);
1.239 schwarze 1442: if (SEC_AUTHORS == n->sec)
1443: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1444: break;
1445: default:
1446: break;
1447: }
1448: return(1);
1449: }
1450:
1451:
1452: /* ARGSUSED */
1453: static void
1454: termp_sh_post(DECL_ARGS)
1455: {
1456:
1.86 kristaps 1457: switch (n->type) {
1.1 kristaps 1458: case (MDOC_HEAD):
1459: term_newln(p);
1460: break;
1461: case (MDOC_BODY):
1462: term_newln(p);
1463: p->offset = 0;
1464: break;
1465: default:
1466: break;
1467: }
1468: }
1469:
1470:
1471: /* ARGSUSED */
1472: static int
1473: termp_bt_pre(DECL_ARGS)
1474: {
1475:
1476: term_word(p, "is currently in beta test.");
1.131 kristaps 1477: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1478: return(0);
1.1 kristaps 1479: }
1480:
1481:
1482: /* ARGSUSED */
1483: static void
1484: termp_lb_post(DECL_ARGS)
1485: {
1486:
1.122 kristaps 1487: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1488: term_newln(p);
1.1 kristaps 1489: }
1490:
1491:
1492: /* ARGSUSED */
1493: static int
1494: termp_ud_pre(DECL_ARGS)
1495: {
1496:
1497: term_word(p, "currently under development.");
1.131 kristaps 1498: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1499: return(0);
1.1 kristaps 1500: }
1501:
1502:
1503: /* ARGSUSED */
1504: static int
1505: termp_d1_pre(DECL_ARGS)
1506: {
1507:
1.86 kristaps 1508: if (MDOC_BLOCK != n->type)
1.1 kristaps 1509: return(1);
1510: term_newln(p);
1.238 schwarze 1511: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1512: return(1);
1513: }
1514:
1515:
1516: /* ARGSUSED */
1517: static int
1518: termp_ft_pre(DECL_ARGS)
1519: {
1520:
1.141 kristaps 1521: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1522: synopsis_pre(p, n);
1.102 kristaps 1523: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1524: return(1);
1525: }
1526:
1527:
1528: /* ARGSUSED */
1529: static int
1530: termp_fn_pre(DECL_ARGS)
1531: {
1.226 kristaps 1532: int pretty;
1533:
1534: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1535:
1.143 kristaps 1536: synopsis_pre(p, n);
1.139 kristaps 1537:
1.226 kristaps 1538: if (NULL == (n = n->child))
1539: return(0);
1540:
1541: assert(MDOC_TEXT == n->type);
1.102 kristaps 1542: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1543: term_word(p, n->string);
1.102 kristaps 1544: term_fontpop(p);
1.1 kristaps 1545:
1546: p->flags |= TERMP_NOSPACE;
1547: term_word(p, "(");
1.222 kristaps 1548: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1549:
1.226 kristaps 1550: for (n = n->next; n; n = n->next) {
1551: assert(MDOC_TEXT == n->type);
1.102 kristaps 1552: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1553: term_word(p, n->string);
1.102 kristaps 1554: term_fontpop(p);
1555:
1.226 kristaps 1556: if (n->next) {
1.222 kristaps 1557: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1558: term_word(p, ",");
1.222 kristaps 1559: }
1.1 kristaps 1560: }
1561:
1.222 kristaps 1562: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1563: term_word(p, ")");
1564:
1.226 kristaps 1565: if (pretty) {
1.222 kristaps 1566: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1567: term_word(p, ";");
1.222 kristaps 1568: }
1.1 kristaps 1569:
1570: return(0);
1571: }
1572:
1573:
1574: /* ARGSUSED */
1575: static int
1576: termp_fa_pre(DECL_ARGS)
1577: {
1.86 kristaps 1578: const struct mdoc_node *nn;
1.1 kristaps 1579:
1.86 kristaps 1580: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1581: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1582: return(1);
1583: }
1584:
1.86 kristaps 1585: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1586: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1587: term_word(p, nn->string);
1.102 kristaps 1588: term_fontpop(p);
1589:
1.222 kristaps 1590: if (nn->next) {
1591: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1592: term_word(p, ",");
1.222 kristaps 1593: }
1.1 kristaps 1594: }
1595:
1.222 kristaps 1596: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1597: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1598: term_word(p, ",");
1.222 kristaps 1599: }
1.1 kristaps 1600:
1601: return(0);
1602: }
1603:
1604:
1605: /* ARGSUSED */
1606: static int
1607: termp_bd_pre(DECL_ARGS)
1608: {
1.179 kristaps 1609: size_t tabwidth, rm, rmax;
1.244 schwarze 1610: struct mdoc_node *nn;
1.1 kristaps 1611:
1.86 kristaps 1612: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1613: print_bvspace(p, n, n);
1.54 kristaps 1614: return(1);
1.116 kristaps 1615: } else if (MDOC_HEAD == n->type)
1616: return(0);
1.1 kristaps 1617:
1.202 kristaps 1618: if (n->norm->Bd.offs)
1619: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1620:
1621: /*
1622: * If -ragged or -filled are specified, the block does nothing
1623: * but change the indentation. If -unfilled or -literal are
1624: * specified, text is printed exactly as entered in the display:
1625: * for macro lines, a newline is appended to the line. Blank
1626: * lines are allowed.
1627: */
1.60 kristaps 1628:
1.202 kristaps 1629: if (DISP_literal != n->norm->Bd.type &&
1630: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1631: return(1);
1632:
1.129 schwarze 1633: tabwidth = p->tabwidth;
1.208 kristaps 1634: if (DISP_literal == n->norm->Bd.type)
1635: p->tabwidth = term_len(p, 8);
1636:
1.119 kristaps 1637: rm = p->rmargin;
1638: rmax = p->maxrmargin;
1.120 kristaps 1639: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1640:
1.86 kristaps 1641: for (nn = n->child; nn; nn = nn->next) {
1.245 ! schwarze 1642: print_mdoc_node(p, pair, meta, nn);
1.190 kristaps 1643: /*
1644: * If the printed node flushes its own line, then we
1645: * needn't do it here as well. This is hacky, but the
1646: * notion of selective eoln whitespace is pretty dumb
1647: * anyway, so don't sweat it.
1648: */
1649: switch (nn->tok) {
1.193 kristaps 1650: case (MDOC_Sm):
1651: /* FALLTHROUGH */
1.190 kristaps 1652: case (MDOC_br):
1653: /* FALLTHROUGH */
1654: case (MDOC_sp):
1655: /* FALLTHROUGH */
1656: case (MDOC_Bl):
1.196 kristaps 1657: /* FALLTHROUGH */
1658: case (MDOC_D1):
1659: /* FALLTHROUGH */
1660: case (MDOC_Dl):
1.190 kristaps 1661: /* FALLTHROUGH */
1662: case (MDOC_Lp):
1663: /* FALLTHROUGH */
1664: case (MDOC_Pp):
1665: continue;
1666: default:
1667: break;
1668: }
1.180 schwarze 1669: if (nn->next && nn->next->line == nn->line)
1670: continue;
1671: term_flushln(p);
1672: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1673: }
1.147 kristaps 1674:
1.129 schwarze 1675: p->tabwidth = tabwidth;
1.119 kristaps 1676: p->rmargin = rm;
1677: p->maxrmargin = rmax;
1.1 kristaps 1678: return(0);
1679: }
1680:
1681:
1682: /* ARGSUSED */
1683: static void
1684: termp_bd_post(DECL_ARGS)
1685: {
1.119 kristaps 1686: size_t rm, rmax;
1.1 kristaps 1687:
1.86 kristaps 1688: if (MDOC_BODY != n->type)
1.1 kristaps 1689: return;
1.118 kristaps 1690:
1.119 kristaps 1691: rm = p->rmargin;
1692: rmax = p->maxrmargin;
1.118 kristaps 1693:
1.202 kristaps 1694: if (DISP_literal == n->norm->Bd.type ||
1695: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1696: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1697:
1.60 kristaps 1698: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1699: term_newln(p);
1.118 kristaps 1700:
1.119 kristaps 1701: p->rmargin = rm;
1702: p->maxrmargin = rmax;
1.1 kristaps 1703: }
1704:
1705:
1706: /* ARGSUSED */
1.211 kristaps 1707: static int
1708: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1709: {
1710:
1.211 kristaps 1711: if (NULL != (n = n->child)) {
1712: term_word(p, n->string);
1713: p->flags |= TERMP_NOSPACE;
1714: term_word(p, "BSD");
1715: } else {
1716: term_word(p, "BSD");
1717: return(0);
1718: }
1719:
1720: if (NULL != (n = n->next)) {
1721: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1722: term_word(p, "-");
1.1 kristaps 1723: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1724: term_word(p, n->string);
1.211 kristaps 1725: }
1726:
1727: return(0);
1.1 kristaps 1728: }
1729:
1730:
1731: /* ARGSUSED */
1732: static int
1.26 kristaps 1733: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1734: {
1.26 kristaps 1735: const char *pp;
1.218 schwarze 1736: int flags;
1.1 kristaps 1737:
1.26 kristaps 1738: pp = NULL;
1.86 kristaps 1739: switch (n->tok) {
1.26 kristaps 1740: case (MDOC_Bsx):
1.194 schwarze 1741: pp = "BSD/OS";
1.26 kristaps 1742: break;
1743: case (MDOC_Dx):
1.100 kristaps 1744: pp = "DragonFly";
1.26 kristaps 1745: break;
1746: case (MDOC_Fx):
1747: pp = "FreeBSD";
1748: break;
1749: case (MDOC_Nx):
1750: pp = "NetBSD";
1751: break;
1752: case (MDOC_Ox):
1753: pp = "OpenBSD";
1754: break;
1755: case (MDOC_Ux):
1756: pp = "UNIX";
1757: break;
1758: default:
1759: break;
1760: }
1.1 kristaps 1761:
1.26 kristaps 1762: term_word(p, pp);
1.214 kristaps 1763: if (n->child) {
1.218 schwarze 1764: flags = p->flags;
1.214 kristaps 1765: p->flags |= TERMP_KEEP;
1766: term_word(p, n->child->string);
1.218 schwarze 1767: p->flags = flags;
1.214 kristaps 1768: }
1769: return(0);
1.1 kristaps 1770: }
1771:
1772:
1773: /* ARGSUSED */
1774: static int
1.192 schwarze 1775: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1776: {
1777:
1778: p->flags |= TERMP_IGNDELIM;
1779: return(1);
1780: }
1781:
1782:
1783: /* ARGSUSED */
1784: static void
1785: termp_pf_post(DECL_ARGS)
1786: {
1787:
1788: p->flags |= TERMP_NOSPACE;
1789: }
1790:
1791:
1792: /* ARGSUSED */
1793: static int
1794: termp_ss_pre(DECL_ARGS)
1795: {
1796:
1.86 kristaps 1797: switch (n->type) {
1.1 kristaps 1798: case (MDOC_BLOCK):
1799: term_newln(p);
1.86 kristaps 1800: if (n->prev)
1.1 kristaps 1801: term_vspace(p);
1802: break;
1803: case (MDOC_HEAD):
1.102 kristaps 1804: term_fontpush(p, TERMFONT_BOLD);
1.238 schwarze 1805: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1806: break;
1807: default:
1808: break;
1809: }
1810:
1811: return(1);
1812: }
1813:
1814:
1815: /* ARGSUSED */
1816: static void
1817: termp_ss_post(DECL_ARGS)
1818: {
1819:
1.86 kristaps 1820: if (MDOC_HEAD == n->type)
1.1 kristaps 1821: term_newln(p);
1822: }
1823:
1824:
1825: /* ARGSUSED */
1826: static int
1827: termp_cd_pre(DECL_ARGS)
1828: {
1829:
1.143 kristaps 1830: synopsis_pre(p, n);
1.102 kristaps 1831: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1832: return(1);
1833: }
1834:
1835:
1836: /* ARGSUSED */
1837: static int
1838: termp_in_pre(DECL_ARGS)
1839: {
1.142 schwarze 1840:
1.143 kristaps 1841: synopsis_pre(p, n);
1.1 kristaps 1842:
1.160 kristaps 1843: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1844: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1845: term_word(p, "#include");
1.138 kristaps 1846: term_word(p, "<");
1847: } else {
1848: term_word(p, "<");
1849: term_fontpush(p, TERMFONT_UNDER);
1850: }
1.22 kristaps 1851:
1.1 kristaps 1852: p->flags |= TERMP_NOSPACE;
1853: return(1);
1854: }
1855:
1856:
1857: /* ARGSUSED */
1858: static void
1859: termp_in_post(DECL_ARGS)
1860: {
1861:
1.160 kristaps 1862: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1863: term_fontpush(p, TERMFONT_BOLD);
1864:
1.79 kristaps 1865: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1866: term_word(p, ">");
1867:
1.160 kristaps 1868: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1869: term_fontpop(p);
1.1 kristaps 1870: }
1871:
1872:
1873: /* ARGSUSED */
1874: static int
1.45 kristaps 1875: termp_sp_pre(DECL_ARGS)
1876: {
1.91 kristaps 1877: size_t i, len;
1.45 kristaps 1878:
1.86 kristaps 1879: switch (n->tok) {
1.76 kristaps 1880: case (MDOC_sp):
1.157 kristaps 1881: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1882: break;
1883: case (MDOC_br):
1884: len = 0;
1885: break;
1886: default:
1887: len = 1;
1888: break;
1.45 kristaps 1889: }
1890:
1891: if (0 == len)
1892: term_newln(p);
1893: for (i = 0; i < len; i++)
1894: term_vspace(p);
1895:
1896: return(0);
1897: }
1898:
1899:
1.189 kristaps 1900: /* ARGSUSED */
1.45 kristaps 1901: static int
1.188 kristaps 1902: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1903: {
1904:
1.203 kristaps 1905: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1906: return(1);
1907:
1.188 kristaps 1908: switch (n->tok) {
1909: case (MDOC_Ao):
1910: /* FALLTHROUGH */
1911: case (MDOC_Aq):
1912: term_word(p, "<");
1913: break;
1914: case (MDOC_Bro):
1915: /* FALLTHROUGH */
1916: case (MDOC_Brq):
1917: term_word(p, "{");
1918: break;
1919: case (MDOC_Oo):
1920: /* FALLTHROUGH */
1921: case (MDOC_Op):
1922: /* FALLTHROUGH */
1923: case (MDOC_Bo):
1924: /* FALLTHROUGH */
1925: case (MDOC_Bq):
1926: term_word(p, "[");
1927: break;
1928: case (MDOC_Do):
1929: /* FALLTHROUGH */
1930: case (MDOC_Dq):
1931: term_word(p, "``");
1932: break;
1.237 schwarze 1933: case (MDOC_Eo):
1934: break;
1.188 kristaps 1935: case (MDOC_Po):
1936: /* FALLTHROUGH */
1937: case (MDOC_Pq):
1938: term_word(p, "(");
1939: break;
1.205 kristaps 1940: case (MDOC__T):
1941: /* FALLTHROUGH */
1.188 kristaps 1942: case (MDOC_Qo):
1943: /* FALLTHROUGH */
1944: case (MDOC_Qq):
1945: term_word(p, "\"");
1946: break;
1947: case (MDOC_Ql):
1948: /* FALLTHROUGH */
1949: case (MDOC_So):
1950: /* FALLTHROUGH */
1951: case (MDOC_Sq):
1952: term_word(p, "`");
1953: break;
1954: default:
1955: abort();
1956: /* NOTREACHED */
1957: }
1.1 kristaps 1958:
1959: p->flags |= TERMP_NOSPACE;
1960: return(1);
1961: }
1962:
1963:
1.189 kristaps 1964: /* ARGSUSED */
1.1 kristaps 1965: static void
1.188 kristaps 1966: termp_quote_post(DECL_ARGS)
1.1 kristaps 1967: {
1968:
1.203 kristaps 1969: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1970: return;
1971:
1972: p->flags |= TERMP_NOSPACE;
1973:
1.188 kristaps 1974: switch (n->tok) {
1975: case (MDOC_Ao):
1976: /* FALLTHROUGH */
1977: case (MDOC_Aq):
1978: term_word(p, ">");
1979: break;
1980: case (MDOC_Bro):
1981: /* FALLTHROUGH */
1982: case (MDOC_Brq):
1983: term_word(p, "}");
1984: break;
1985: case (MDOC_Oo):
1986: /* FALLTHROUGH */
1987: case (MDOC_Op):
1988: /* FALLTHROUGH */
1989: case (MDOC_Bo):
1990: /* FALLTHROUGH */
1991: case (MDOC_Bq):
1992: term_word(p, "]");
1993: break;
1994: case (MDOC_Do):
1995: /* FALLTHROUGH */
1996: case (MDOC_Dq):
1997: term_word(p, "''");
1.237 schwarze 1998: break;
1999: case (MDOC_Eo):
1.188 kristaps 2000: break;
2001: case (MDOC_Po):
2002: /* FALLTHROUGH */
2003: case (MDOC_Pq):
2004: term_word(p, ")");
2005: break;
1.205 kristaps 2006: case (MDOC__T):
2007: /* FALLTHROUGH */
1.188 kristaps 2008: case (MDOC_Qo):
2009: /* FALLTHROUGH */
2010: case (MDOC_Qq):
2011: term_word(p, "\"");
2012: break;
2013: case (MDOC_Ql):
2014: /* FALLTHROUGH */
2015: case (MDOC_So):
2016: /* FALLTHROUGH */
2017: case (MDOC_Sq):
2018: term_word(p, "'");
2019: break;
2020: default:
2021: abort();
2022: /* NOTREACHED */
2023: }
1.1 kristaps 2024: }
2025:
2026:
2027: /* ARGSUSED */
2028: static int
2029: termp_fo_pre(DECL_ARGS)
2030: {
2031:
1.141 kristaps 2032: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2033: synopsis_pre(p, n);
1.141 kristaps 2034: return(1);
2035: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2036: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2037: term_word(p, "(");
1.222 kristaps 2038: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2039: return(1);
1.141 kristaps 2040: }
2041:
1.169 kristaps 2042: if (NULL == n->child)
2043: return(0);
2044:
1.141 kristaps 2045: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2046:
1.141 kristaps 2047: assert(n->child->string);
1.102 kristaps 2048: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2049: term_word(p, n->child->string);
1.1 kristaps 2050: return(0);
2051: }
2052:
2053:
2054: /* ARGSUSED */
2055: static void
2056: termp_fo_post(DECL_ARGS)
2057: {
2058:
1.143 kristaps 2059: if (MDOC_BODY != n->type)
2060: return;
2061:
1.222 kristaps 2062: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2063: term_word(p, ")");
2064:
1.222 kristaps 2065: if (MDOC_SYNPRETTY & n->flags) {
2066: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2067: term_word(p, ";");
1.222 kristaps 2068: }
1.1 kristaps 2069: }
2070:
2071:
2072: /* ARGSUSED */
2073: static int
2074: termp_bf_pre(DECL_ARGS)
2075: {
2076:
1.86 kristaps 2077: if (MDOC_HEAD == n->type)
1.1 kristaps 2078: return(0);
1.244 schwarze 2079: else if (MDOC_BODY != n->type)
1.1 kristaps 2080: return(1);
2081:
1.202 kristaps 2082: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2083: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2084: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2085: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2086: else
1.102 kristaps 2087: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2088:
2089: return(1);
2090: }
2091:
2092:
2093: /* ARGSUSED */
2094: static int
2095: termp_sm_pre(DECL_ARGS)
2096: {
2097:
1.86 kristaps 2098: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2099: if (0 == strcmp("on", n->child->string)) {
2100: if (p->col)
2101: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2102: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2103: } else
1.1 kristaps 2104: p->flags |= TERMP_NONOSPACE;
2105:
2106: return(0);
2107: }
2108:
2109:
2110: /* ARGSUSED */
2111: static int
2112: termp_ap_pre(DECL_ARGS)
2113: {
2114:
2115: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2116: term_word(p, "'");
1.1 kristaps 2117: p->flags |= TERMP_NOSPACE;
2118: return(1);
2119: }
2120:
2121:
2122: /* ARGSUSED */
2123: static void
2124: termp____post(DECL_ARGS)
2125: {
1.184 kristaps 2126:
2127: /*
2128: * Handle lists of authors. In general, print each followed by
2129: * a comma. Don't print the comma if there are only two
2130: * authors.
2131: */
2132: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2133: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2134: if (NULL == n->prev || MDOC__A != n->prev->tok)
2135: return;
1.1 kristaps 2136:
1.95 kristaps 2137: /* TODO: %U. */
2138:
1.187 kristaps 2139: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2140: return;
2141:
1.222 kristaps 2142: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2143: if (NULL == n->next) {
2144: term_word(p, ".");
2145: p->flags |= TERMP_SENTENCE;
2146: } else
2147: term_word(p, ",");
1.1 kristaps 2148: }
2149:
2150:
2151: /* ARGSUSED */
2152: static int
1.102 kristaps 2153: termp_li_pre(DECL_ARGS)
2154: {
2155:
2156: term_fontpush(p, TERMFONT_NONE);
2157: return(1);
2158: }
2159:
2160:
2161: /* ARGSUSED */
2162: static int
1.1 kristaps 2163: termp_lk_pre(DECL_ARGS)
2164: {
1.240 schwarze 2165: const struct mdoc_node *link, *descr;
1.1 kristaps 2166:
1.240 schwarze 2167: if (NULL == (link = n->child))
2168: return(0);
1.181 kristaps 2169:
1.240 schwarze 2170: if (NULL != (descr = link->next)) {
2171: term_fontpush(p, TERMFONT_UNDER);
2172: while (NULL != descr) {
2173: term_word(p, descr->string);
2174: descr = descr->next;
2175: }
2176: p->flags |= TERMP_NOSPACE;
2177: term_word(p, ":");
2178: term_fontpop(p);
2179: }
1.1 kristaps 2180:
1.102 kristaps 2181: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 2182: term_word(p, link->string);
1.102 kristaps 2183: term_fontpop(p);
1.12 kristaps 2184:
1.1 kristaps 2185: return(0);
2186: }
2187:
1.159 schwarze 2188:
2189: /* ARGSUSED */
2190: static int
2191: termp_bk_pre(DECL_ARGS)
2192: {
2193:
1.161 schwarze 2194: switch (n->type) {
2195: case (MDOC_BLOCK):
1.166 kristaps 2196: break;
1.161 schwarze 2197: case (MDOC_HEAD):
2198: return(0);
2199: case (MDOC_BODY):
1.200 schwarze 2200: if (n->parent->args || 0 == n->prev->nchild)
2201: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2202: break;
1.161 schwarze 2203: default:
2204: abort();
1.166 kristaps 2205: /* NOTREACHED */
1.161 schwarze 2206: }
1.166 kristaps 2207:
2208: return(1);
1.159 schwarze 2209: }
2210:
2211:
2212: /* ARGSUSED */
2213: static void
2214: termp_bk_post(DECL_ARGS)
2215: {
2216:
1.161 schwarze 2217: if (MDOC_BODY == n->type)
2218: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2219: }
2220:
2221: /* ARGSUSED */
2222: static void
2223: termp__t_post(DECL_ARGS)
2224: {
2225:
2226: /*
2227: * If we're in an `Rs' and there's a journal present, then quote
2228: * us instead of underlining us (for disambiguation).
2229: */
1.217 schwarze 2230: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2231: n->parent->norm->Rs.quote_T)
1.245 ! schwarze 2232: termp_quote_post(p, pair, meta, n);
1.203 kristaps 2233:
1.245 ! schwarze 2234: termp____post(p, pair, meta, n);
1.203 kristaps 2235: }
2236:
2237: /* ARGSUSED */
2238: static int
2239: termp__t_pre(DECL_ARGS)
2240: {
2241:
2242: /*
2243: * If we're in an `Rs' and there's a journal present, then quote
2244: * us instead of underlining us (for disambiguation).
2245: */
2246: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2247: n->parent->norm->Rs.quote_T)
1.245 ! schwarze 2248: return(termp_quote_pre(p, pair, meta, n));
1.203 kristaps 2249:
2250: term_fontpush(p, TERMFONT_UNDER);
2251: return(1);
1.159 schwarze 2252: }
1.1 kristaps 2253:
2254: /* ARGSUSED */
2255: static int
1.69 kristaps 2256: termp_under_pre(DECL_ARGS)
1.1 kristaps 2257: {
2258:
1.102 kristaps 2259: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2260: return(1);
2261: }
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