Annotation of mandoc/mdoc_term.c, Revision 1.263
1.263 ! schwarze 1: /* $Id: mdoc_term.c,v 1.262 2014/04/08 04:40:47 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.259 schwarze 4: * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.256 schwarze 5: * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.6 kristaps 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 18: */
1.107 kristaps 19: #ifdef HAVE_CONFIG_H
20: #include "config.h"
21: #endif
22:
1.1 kristaps 23: #include <sys/types.h>
24:
25: #include <assert.h>
26: #include <ctype.h>
1.118 kristaps 27: #include <stdint.h>
1.1 kristaps 28: #include <stdio.h>
29: #include <stdlib.h>
30: #include <string.h>
31:
1.125 kristaps 32: #include "mandoc.h"
1.92 kristaps 33: #include "out.h"
1.1 kristaps 34: #include "term.h"
35: #include "mdoc.h"
1.89 kristaps 36: #include "main.h"
1.1 kristaps 37:
38: struct termpair {
39: struct termpair *ppair;
1.31 kristaps 40: int count;
1.1 kristaps 41: };
42:
1.31 kristaps 43: #define DECL_ARGS struct termp *p, \
44: struct termpair *pair, \
1.245 schwarze 45: const struct mdoc_meta *meta, \
1.244 schwarze 46: struct mdoc_node *n
1.1 kristaps 47:
48: struct termact {
49: int (*pre)(DECL_ARGS);
50: void (*post)(DECL_ARGS);
51: };
52:
1.157 kristaps 53: static size_t a2width(const struct termp *, const char *);
54: static size_t a2height(const struct termp *, const char *);
55: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 56:
57: static void print_bvspace(struct termp *,
1.151 kristaps 58: const struct mdoc_node *,
1.96 kristaps 59: const struct mdoc_node *);
1.102 kristaps 60: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 61: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 62: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 63: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 64: static void synopsis_pre(struct termp *,
65: const struct mdoc_node *);
1.96 kristaps 66:
1.31 kristaps 67: static void termp____post(DECL_ARGS);
1.203 kristaps 68: static void termp__t_post(DECL_ARGS);
1.61 kristaps 69: static void termp_an_post(DECL_ARGS);
1.31 kristaps 70: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 71: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 72: static void termp_bl_post(DECL_ARGS);
1.241 schwarze 73: static void termp_fd_post(DECL_ARGS);
1.31 kristaps 74: static void termp_fo_post(DECL_ARGS);
75: static void termp_in_post(DECL_ARGS);
76: static void termp_it_post(DECL_ARGS);
77: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 78: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 79: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 80: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 81: static void termp_sh_post(DECL_ARGS);
82: static void termp_ss_post(DECL_ARGS);
83:
1.184 kristaps 84: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 85: static int termp__t_pre(DECL_ARGS);
1.61 kristaps 86: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 87: static int termp_ap_pre(DECL_ARGS);
88: static int termp_bd_pre(DECL_ARGS);
89: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 90: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 91: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 92: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 93: static int termp_bt_pre(DECL_ARGS);
1.211 kristaps 94: static int termp_bx_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_cd_pre(DECL_ARGS);
96: static int termp_d1_pre(DECL_ARGS);
97: static int termp_ex_pre(DECL_ARGS);
98: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 99: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 100: static int termp_fl_pre(DECL_ARGS);
101: static int termp_fn_pre(DECL_ARGS);
102: static int termp_fo_pre(DECL_ARGS);
103: static int termp_ft_pre(DECL_ARGS);
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);
1.260 schwarze 107: static int termp_ll_pre(DECL_ARGS);
1.31 kristaps 108: static int termp_lk_pre(DECL_ARGS);
109: static int termp_nd_pre(DECL_ARGS);
110: static int termp_nm_pre(DECL_ARGS);
111: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 112: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 113: static int termp_rs_pre(DECL_ARGS);
114: static int termp_rv_pre(DECL_ARGS);
115: static int termp_sh_pre(DECL_ARGS);
116: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 117: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 118: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 119: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 120: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 121: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 122: static int termp_xr_pre(DECL_ARGS);
123: static int termp_xx_pre(DECL_ARGS);
124:
1.70 kristaps 125: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 126: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 127: { NULL, NULL }, /* Dd */
128: { NULL, NULL }, /* Dt */
129: { NULL, NULL }, /* Os */
130: { termp_sh_pre, termp_sh_post }, /* Sh */
131: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 132: { termp_sp_pre, NULL }, /* Pp */
1.241 schwarze 133: { termp_d1_pre, termp_bl_post }, /* D1 */
134: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 135: { termp_bd_pre, termp_bd_post }, /* Bd */
136: { NULL, NULL }, /* Ed */
1.115 kristaps 137: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 138: { NULL, NULL }, /* El */
139: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 140: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 141: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 142: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 143: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 144: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 145: { NULL, NULL }, /* Dv */
146: { NULL, NULL }, /* Er */
147: { NULL, NULL }, /* Ev */
148: { termp_ex_pre, NULL }, /* Ex */
149: { termp_fa_pre, NULL }, /* Fa */
1.241 schwarze 150: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 151: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 152: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 153: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 154: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 155: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 156: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 157: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 158: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 159: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 160: { NULL, NULL }, /* Ot */
1.69 kristaps 161: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 162: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 163: { NULL, NULL }, /* St */
1.69 kristaps 164: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 165: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 166: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 167: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 168: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 169: { NULL, termp____post }, /* %D */
1.84 kristaps 170: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 171: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 172: { NULL, termp____post }, /* %N */
173: { NULL, termp____post }, /* %O */
174: { NULL, termp____post }, /* %P */
175: { NULL, termp____post }, /* %R */
1.203 kristaps 176: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 177: { NULL, termp____post }, /* %V */
178: { NULL, NULL }, /* Ac */
1.188 kristaps 179: { termp_quote_pre, termp_quote_post }, /* Ao */
180: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 181: { NULL, NULL }, /* At */
1.1 kristaps 182: { NULL, NULL }, /* Bc */
183: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 184: { termp_quote_pre, termp_quote_post }, /* Bo */
185: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 186: { termp_xx_pre, NULL }, /* Bsx */
1.211 kristaps 187: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 188: { NULL, NULL }, /* Db */
189: { NULL, NULL }, /* Dc */
1.188 kristaps 190: { termp_quote_pre, termp_quote_post }, /* Do */
191: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 192: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 193: { NULL, NULL }, /* Ef */
1.69 kristaps 194: { termp_under_pre, NULL }, /* Em */
1.237 schwarze 195: { termp_quote_pre, termp_quote_post }, /* Eo */
1.26 kristaps 196: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 197: { termp_bold_pre, NULL }, /* Ms */
1.254 schwarze 198: { NULL, NULL }, /* No */
1.1 kristaps 199: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 200: { termp_xx_pre, NULL }, /* Nx */
201: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 202: { NULL, NULL }, /* Pc */
1.254 schwarze 203: { NULL, termp_pf_post }, /* Pf */
1.188 kristaps 204: { termp_quote_pre, termp_quote_post }, /* Po */
205: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 206: { NULL, NULL }, /* Qc */
1.188 kristaps 207: { termp_quote_pre, termp_quote_post }, /* Ql */
208: { termp_quote_pre, termp_quote_post }, /* Qo */
209: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 210: { NULL, NULL }, /* Re */
211: { termp_rs_pre, NULL }, /* Rs */
212: { NULL, NULL }, /* Sc */
1.188 kristaps 213: { termp_quote_pre, termp_quote_post }, /* So */
214: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 215: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 216: { termp_under_pre, NULL }, /* Sx */
217: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 218: { NULL, NULL }, /* Tn */
1.26 kristaps 219: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 220: { NULL, NULL }, /* Xc */
221: { NULL, NULL }, /* Xo */
222: { termp_fo_pre, termp_fo_post }, /* Fo */
223: { NULL, NULL }, /* Fc */
1.188 kristaps 224: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 225: { NULL, NULL }, /* Oc */
1.159 schwarze 226: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 227: { NULL, NULL }, /* Ek */
228: { termp_bt_pre, NULL }, /* Bt */
229: { NULL, NULL }, /* Hf */
230: { NULL, NULL }, /* Fr */
231: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 232: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 233: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 234: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 235: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 236: { termp_quote_pre, termp_quote_post }, /* Brq */
237: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 238: { NULL, NULL }, /* Brc */
1.83 kristaps 239: { NULL, termp____post }, /* %C */
1.81 kristaps 240: { NULL, NULL }, /* Es */ /* TODO */
241: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 242: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 243: { NULL, termp____post }, /* %Q */
1.76 kristaps 244: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 245: { termp_sp_pre, NULL }, /* sp */
1.243 schwarze 246: { NULL, termp____post }, /* %U */
1.135 kristaps 247: { NULL, NULL }, /* Ta */
1.260 schwarze 248: { termp_ll_pre, NULL }, /* ll */
1.1 kristaps 249: };
250:
251:
1.70 kristaps 252: void
1.89 kristaps 253: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 254: {
1.70 kristaps 255: const struct mdoc_node *n;
1.245 schwarze 256: const struct mdoc_meta *meta;
1.89 kristaps 257: struct termp *p;
258:
259: p = (struct termp *)arg;
1.111 kristaps 260:
1.238 schwarze 261: if (0 == p->defindent)
262: p->defindent = 5;
263:
1.111 kristaps 264: p->overstep = 0;
1.123 joerg 265: p->maxrmargin = p->defrmargin;
1.157 kristaps 266: p->tabwidth = term_len(p, 5);
1.89 kristaps 267:
268: if (NULL == p->symtab)
1.230 kristaps 269: p->symtab = mchars_alloc();
1.70 kristaps 270:
271: n = mdoc_node(mdoc);
1.245 schwarze 272: meta = mdoc_meta(mdoc);
1.146 schwarze 273:
1.245 schwarze 274: term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
1.70 kristaps 275:
276: if (n->child)
1.245 schwarze 277: print_mdoc_nodelist(p, NULL, meta, n->child);
1.144 kristaps 278:
279: term_end(p);
1.1 kristaps 280: }
281:
282:
1.3 kristaps 283: static void
1.102 kristaps 284: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 285: {
286:
1.245 schwarze 287: print_mdoc_node(p, pair, meta, n);
1.86 kristaps 288: if (n->next)
1.245 schwarze 289: print_mdoc_nodelist(p, pair, meta, n->next);
1.1 kristaps 290: }
291:
292:
1.70 kristaps 293: /* ARGSUSED */
1.3 kristaps 294: static void
1.102 kristaps 295: print_mdoc_node(DECL_ARGS)
1.1 kristaps 296: {
1.102 kristaps 297: int chld;
1.1 kristaps 298: struct termpair npair;
1.30 kristaps 299: size_t offset, rmargin;
1.1 kristaps 300:
1.70 kristaps 301: chld = 1;
1.29 kristaps 302: offset = p->offset;
1.30 kristaps 303: rmargin = p->rmargin;
1.244 schwarze 304: n->prev_font = term_fontq(p);
1.29 kristaps 305:
1.97 kristaps 306: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 307: npair.ppair = pair;
1.172 kristaps 308:
309: /*
310: * Keeps only work until the end of a line. If a keep was
311: * invoked in a prior line, revert it to PREKEEP.
312: */
313:
1.253 schwarze 314: if (TERMP_KEEP & p->flags) {
1.252 schwarze 315: if (n->prev ? (n->prev->lastline != n->line) :
1.248 schwarze 316: (n->parent && n->parent->line != n->line)) {
1.172 kristaps 317: p->flags &= ~TERMP_KEEP;
318: p->flags |= TERMP_PREKEEP;
319: }
320: }
1.197 schwarze 321:
322: /*
1.217 schwarze 323: * After the keep flags have been set up, we may now
324: * produce output. Note that some pre-handlers do so.
325: */
326:
327: switch (n->type) {
328: case (MDOC_TEXT):
329: if (' ' == *n->string && MDOC_LINE & n->flags)
330: term_newln(p);
1.222 kristaps 331: if (MDOC_DELIMC & n->flags)
332: p->flags |= TERMP_NOSPACE;
1.217 schwarze 333: term_word(p, n->string);
1.222 kristaps 334: if (MDOC_DELIMO & n->flags)
335: p->flags |= TERMP_NOSPACE;
1.217 schwarze 336: break;
337: case (MDOC_EQN):
1.233 kristaps 338: term_eqn(p, n->eqn);
1.217 schwarze 339: break;
340: case (MDOC_TBL):
341: term_tbl(p, n->span);
342: break;
343: default:
344: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
345: chld = (*termacts[n->tok].pre)
1.245 schwarze 346: (p, &npair, meta, n);
1.217 schwarze 347: break;
348: }
349:
1.86 kristaps 350: if (chld && n->child)
1.245 schwarze 351: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 352:
1.244 schwarze 353: term_fontpopq(p,
354: (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46 kristaps 355:
1.206 kristaps 356: switch (n->type) {
357: case (MDOC_TEXT):
358: break;
359: case (MDOC_TBL):
1.216 kristaps 360: break;
361: case (MDOC_EQN):
1.206 kristaps 362: break;
363: default:
364: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
365: break;
1.245 schwarze 366: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.162 schwarze 367:
368: /*
369: * Explicit end tokens not only call the post
370: * handler, but also tell the respective block
371: * that it must not call the post handler again.
372: */
1.165 kristaps 373: if (ENDBODY_NOT != n->end)
1.162 schwarze 374: n->pending->flags |= MDOC_ENDED;
375:
376: /*
377: * End of line terminating an implicit block
378: * while an explicit block is still open.
379: * Continue the explicit block without spacing.
380: */
381: if (ENDBODY_NOSPACE == n->end)
382: p->flags |= TERMP_NOSPACE;
1.206 kristaps 383: break;
1.162 schwarze 384: }
1.121 kristaps 385:
386: if (MDOC_EOS & n->flags)
387: p->flags |= TERMP_SENTENCE;
1.29 kristaps 388:
1.260 schwarze 389: if (MDOC_ll != n->tok) {
390: p->offset = offset;
391: p->rmargin = rmargin;
392: }
1.1 kristaps 393: }
394:
395:
1.3 kristaps 396: static void
1.145 kristaps 397: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 398: {
1.245 schwarze 399: const struct mdoc_meta *meta;
1.144 kristaps 400:
1.245 schwarze 401: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 402:
1.102 kristaps 403: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 404:
1.9 kristaps 405: /*
406: * Output the footer in new-groff style, that is, three columns
407: * with the middle being the manual date and flanking columns
408: * being the operating system:
409: *
410: * SYSTEM DATE SYSTEM
411: */
412:
1.1 kristaps 413: term_vspace(p);
414:
1.9 kristaps 415: p->offset = 0;
1.157 kristaps 416: p->rmargin = (p->maxrmargin -
1.245 schwarze 417: term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.250 schwarze 418: p->trailspace = 1;
1.1 kristaps 419: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
420:
1.245 schwarze 421: term_word(p, meta->os);
1.1 kristaps 422: term_flushln(p);
423:
1.9 kristaps 424: p->offset = p->rmargin;
1.245 schwarze 425: p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.234 schwarze 426: p->flags |= TERMP_NOSPACE;
1.9 kristaps 427:
1.245 schwarze 428: term_word(p, meta->date);
1.9 kristaps 429: term_flushln(p);
430:
1.1 kristaps 431: p->offset = p->rmargin;
432: p->rmargin = p->maxrmargin;
1.250 schwarze 433: p->trailspace = 0;
1.1 kristaps 434: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 435: p->flags |= TERMP_NOSPACE;
1.1 kristaps 436:
1.245 schwarze 437: term_word(p, meta->os);
1.1 kristaps 438: term_flushln(p);
439:
1.9 kristaps 440: p->offset = 0;
441: p->rmargin = p->maxrmargin;
442: p->flags = 0;
1.1 kristaps 443: }
444:
445:
1.3 kristaps 446: static void
1.144 kristaps 447: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 448: {
1.98 kristaps 449: char buf[BUFSIZ], title[BUFSIZ];
1.235 schwarze 450: size_t buflen, titlen;
1.245 schwarze 451: const struct mdoc_meta *meta;
1.144 kristaps 452:
1.245 schwarze 453: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 454:
455: /*
456: * The header is strange. It has three components, which are
457: * really two with the first duplicated. It goes like this:
458: *
459: * IDENTIFIER TITLE IDENTIFIER
460: *
461: * The IDENTIFIER is NAME(SECTION), which is the command-name
462: * (if given, or "unknown" if not) followed by the manual page
463: * section. These are given in `Dt'. The TITLE is a free-form
464: * string depending on the manual volume. If not specified, it
465: * switches on the manual section.
466: */
467:
1.235 schwarze 468: p->offset = 0;
469: p->rmargin = p->maxrmargin;
470:
1.245 schwarze 471: assert(meta->vol);
472: strlcpy(buf, meta->vol, BUFSIZ);
1.235 schwarze 473: buflen = term_strlen(p, buf);
1.1 kristaps 474:
1.245 schwarze 475: if (meta->arch) {
1.98 kristaps 476: strlcat(buf, " (", BUFSIZ);
1.245 schwarze 477: strlcat(buf, meta->arch, BUFSIZ);
1.98 kristaps 478: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 479: }
480:
1.245 schwarze 481: snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.235 schwarze 482: titlen = term_strlen(p, title);
1.1 kristaps 483:
1.235 schwarze 484: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250 schwarze 485: p->trailspace = 1;
1.1 kristaps 486: p->offset = 0;
1.235 schwarze 487: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
488: (p->maxrmargin -
489: term_strlen(p, buf) + term_len(p, 1)) / 2 :
490: p->maxrmargin - buflen;
1.1 kristaps 491:
492: term_word(p, title);
493: term_flushln(p);
494:
1.235 schwarze 495: p->flags |= TERMP_NOSPACE;
1.1 kristaps 496: p->offset = p->rmargin;
1.235 schwarze 497: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
498: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 499:
500: term_word(p, buf);
501: term_flushln(p);
502:
503: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 504: p->trailspace = 0;
1.235 schwarze 505: if (p->rmargin + titlen <= p->maxrmargin) {
506: p->flags |= TERMP_NOSPACE;
507: p->offset = p->rmargin;
508: p->rmargin = p->maxrmargin;
509: term_word(p, title);
510: term_flushln(p);
511: }
1.1 kristaps 512:
1.235 schwarze 513: p->flags &= ~TERMP_NOSPACE;
1.9 kristaps 514: p->offset = 0;
1.1 kristaps 515: p->rmargin = p->maxrmargin;
516: }
517:
518:
519: static size_t
1.157 kristaps 520: a2height(const struct termp *p, const char *v)
1.1 kristaps 521: {
1.92 kristaps 522: struct roffsu su;
1.91 kristaps 523:
1.231 kristaps 524:
1.157 kristaps 525: assert(v);
526: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 527: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 528:
1.157 kristaps 529: return(term_vspan(p, &su));
1.91 kristaps 530: }
1.1 kristaps 531:
1.40 kristaps 532:
1.91 kristaps 533: static size_t
1.157 kristaps 534: a2width(const struct termp *p, const char *v)
1.91 kristaps 535: {
1.92 kristaps 536: struct roffsu su;
1.1 kristaps 537:
1.154 kristaps 538: assert(v);
539: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 540: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 541:
1.157 kristaps 542: return(term_hspan(p, &su));
1.1 kristaps 543: }
544:
545:
546: static size_t
1.157 kristaps 547: a2offs(const struct termp *p, const char *v)
1.1 kristaps 548: {
1.92 kristaps 549: struct roffsu su;
1.1 kristaps 550:
1.148 kristaps 551: if ('\0' == *v)
1.91 kristaps 552: return(0);
1.148 kristaps 553: else if (0 == strcmp(v, "left"))
1.19 kristaps 554: return(0);
1.148 kristaps 555: else if (0 == strcmp(v, "indent"))
1.238 schwarze 556: return(term_len(p, p->defindent + 1));
1.148 kristaps 557: else if (0 == strcmp(v, "indent-two"))
1.238 schwarze 558: return(term_len(p, (p->defindent + 1) * 2));
1.148 kristaps 559: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 560: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 561:
1.157 kristaps 562: return(term_hspan(p, &su));
1.1 kristaps 563: }
564:
565:
1.108 kristaps 566: /*
567: * Determine how much space to print out before block elements of `It'
568: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
569: * too.
570: */
1.54 kristaps 571: static void
1.151 kristaps 572: print_bvspace(struct termp *p,
573: const struct mdoc_node *bl,
574: const struct mdoc_node *n)
1.1 kristaps 575: {
1.86 kristaps 576: const struct mdoc_node *nn;
1.236 schwarze 577:
578: assert(n);
1.1 kristaps 579:
580: term_newln(p);
1.150 kristaps 581:
1.202 kristaps 582: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 583: return;
1.202 kristaps 584: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 585: return;
586:
1.85 kristaps 587: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 588:
1.86 kristaps 589: for (nn = n; nn; nn = nn->parent) {
590: if (MDOC_BLOCK != nn->type)
1.1 kristaps 591: continue;
1.86 kristaps 592: if (MDOC_Ss == nn->tok)
1.54 kristaps 593: return;
1.86 kristaps 594: if (MDOC_Sh == nn->tok)
1.54 kristaps 595: return;
1.86 kristaps 596: if (NULL == nn->prev)
1.1 kristaps 597: continue;
598: break;
599: }
600:
1.85 kristaps 601: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 602:
1.202 kristaps 603: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 604: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 605: return;
606:
1.85 kristaps 607: /* A `-diag' without body does not vspace. */
608:
1.202 kristaps 609: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 610: if (n->prev && MDOC_It == n->prev->tok) {
611: assert(n->prev->body);
612: if (NULL == n->prev->body->child)
1.55 kristaps 613: return;
614: }
615:
1.54 kristaps 616: term_vspace(p);
1.260 schwarze 617: }
618:
619:
620: /* ARGSUSED */
621: static int
622: termp_ll_pre(DECL_ARGS)
623: {
624:
1.261 schwarze 625: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.260 schwarze 626: return(0);
1.1 kristaps 627: }
628:
629:
630: /* ARGSUSED */
631: static int
632: termp_it_pre(DECL_ARGS)
633: {
1.86 kristaps 634: const struct mdoc_node *bl, *nn;
1.1 kristaps 635: char buf[7];
1.170 kristaps 636: int i;
1.108 kristaps 637: size_t width, offset, ncols, dcol;
1.126 kristaps 638: enum mdoc_list type;
1.1 kristaps 639:
1.86 kristaps 640: if (MDOC_BLOCK == n->type) {
1.151 kristaps 641: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 642: return(1);
643: }
1.1 kristaps 644:
1.86 kristaps 645: bl = n->parent->parent->parent;
1.202 kristaps 646: type = bl->norm->Bl.type;
1.1 kristaps 647:
1.108 kristaps 648: /*
649: * First calculate width and offset. This is pretty easy unless
650: * we're a -column list, in which case all prior columns must
651: * be accounted for.
652: */
653:
654: width = offset = 0;
655:
1.202 kristaps 656: if (bl->norm->Bl.offs)
657: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 658:
1.1 kristaps 659: switch (type) {
1.126 kristaps 660: case (LIST_column):
1.134 kristaps 661: if (MDOC_HEAD == n->type)
1.1 kristaps 662: break;
1.155 kristaps 663:
1.105 kristaps 664: /*
1.108 kristaps 665: * Imitate groff's column handling:
666: * - For each earlier column, add its width.
667: * - For less than 5 columns, add four more blanks per
668: * column.
669: * - For exactly 5 columns, add three more blank per
670: * column.
671: * - For more than 5 columns, add only one column.
1.105 kristaps 672: */
1.202 kristaps 673: ncols = bl->norm->Bl.ncols;
1.170 kristaps 674:
1.108 kristaps 675: /* LINTED */
1.157 kristaps 676: dcol = ncols < 5 ? term_len(p, 4) :
677: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 678:
1.134 kristaps 679: /*
680: * Calculate the offset by applying all prior MDOC_BODY,
681: * so we stop at the MDOC_HEAD (NULL == nn->prev).
682: */
683:
1.108 kristaps 684: for (i = 0, nn = n->prev;
1.134 kristaps 685: nn->prev && i < (int)ncols;
1.108 kristaps 686: nn = nn->prev, i++)
687: offset += dcol + a2width
1.202 kristaps 688: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 689:
690: /*
1.108 kristaps 691: * When exceeding the declared number of columns, leave
692: * the remaining widths at 0. This will later be
693: * adjusted to the default width of 10, or, for the last
694: * column, stretched to the right margin.
1.58 kristaps 695: */
1.108 kristaps 696: if (i >= (int)ncols)
697: break;
1.58 kristaps 698:
1.105 kristaps 699: /*
1.108 kristaps 700: * Use the declared column widths, extended as explained
701: * in the preceding paragraph.
1.105 kristaps 702: */
1.202 kristaps 703: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 704: break;
705: default:
1.202 kristaps 706: if (NULL == bl->norm->Bl.width)
1.108 kristaps 707: break;
708:
709: /*
710: * Note: buffer the width by 2, which is groff's magic
711: * number for buffering single arguments. See the above
712: * handling for column for how this changes.
713: */
1.202 kristaps 714: assert(bl->norm->Bl.width);
715: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 716: break;
717: }
718:
719: /*
720: * List-type can override the width in the case of fixed-head
721: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 722: * offset.
1.1 kristaps 723: */
724:
725: switch (type) {
1.126 kristaps 726: case (LIST_bullet):
1.1 kristaps 727: /* FALLTHROUGH */
1.126 kristaps 728: case (LIST_dash):
1.1 kristaps 729: /* FALLTHROUGH */
1.126 kristaps 730: case (LIST_hyphen):
1.242 schwarze 731: /* FALLTHROUGH */
1.126 kristaps 732: case (LIST_enum):
1.242 schwarze 733: if (width < term_len(p, 2))
734: width = term_len(p, 2);
1.17 kristaps 735: break;
1.126 kristaps 736: case (LIST_hang):
1.39 kristaps 737: if (0 == width)
1.157 kristaps 738: width = term_len(p, 8);
1.39 kristaps 739: break;
1.126 kristaps 740: case (LIST_column):
1.49 kristaps 741: /* FALLTHROUGH */
1.126 kristaps 742: case (LIST_tag):
1.1 kristaps 743: if (0 == width)
1.157 kristaps 744: width = term_len(p, 10);
1.1 kristaps 745: break;
746: default:
747: break;
748: }
749:
750: /*
1.17 kristaps 751: * Whitespace control. Inset bodies need an initial space,
752: * while diagonal bodies need two.
1.1 kristaps 753: */
754:
1.51 kristaps 755: p->flags |= TERMP_NOSPACE;
756:
1.1 kristaps 757: switch (type) {
1.126 kristaps 758: case (LIST_diag):
1.86 kristaps 759: if (MDOC_BODY == n->type)
1.62 kristaps 760: term_word(p, "\\ \\ ");
1.51 kristaps 761: break;
1.126 kristaps 762: case (LIST_inset):
1.86 kristaps 763: if (MDOC_BODY == n->type)
1.51 kristaps 764: term_word(p, "\\ ");
1.1 kristaps 765: break;
766: default:
767: break;
768: }
769:
1.51 kristaps 770: p->flags |= TERMP_NOSPACE;
771:
1.1 kristaps 772: switch (type) {
1.126 kristaps 773: case (LIST_diag):
1.86 kristaps 774: if (MDOC_HEAD == n->type)
1.102 kristaps 775: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 776: break;
777: default:
778: break;
779: }
780:
781: /*
1.109 kristaps 782: * Pad and break control. This is the tricky part. These flags
783: * are documented in term_flushln() in term.c. Note that we're
784: * going to unset all of these flags in termp_it_post() when we
785: * exit.
1.1 kristaps 786: */
787:
788: switch (type) {
1.242 schwarze 789: case (LIST_enum):
790: /*
791: * Weird special case.
792: * Very narrow enum lists actually hang.
793: */
794: if (width == term_len(p, 2))
795: p->flags |= TERMP_HANG;
796: /* FALLTHROUGH */
1.126 kristaps 797: case (LIST_bullet):
1.1 kristaps 798: /* FALLTHROUGH */
1.126 kristaps 799: case (LIST_dash):
1.1 kristaps 800: /* FALLTHROUGH */
1.126 kristaps 801: case (LIST_hyphen):
1.250 schwarze 802: if (MDOC_HEAD != n->type)
803: break;
804: p->flags |= TERMP_NOBREAK;
805: p->trailspace = 1;
1.39 kristaps 806: break;
1.126 kristaps 807: case (LIST_hang):
1.250 schwarze 808: if (MDOC_HEAD != n->type)
1.59 kristaps 809: break;
810:
811: /*
812: * This is ugly. If `-hang' is specified and the body
813: * is a `Bl' or `Bd', then we want basically to nullify
814: * the "overstep" effect in term_flushln() and treat
815: * this as a `-ohang' list instead.
816: */
1.86 kristaps 817: if (n->next->child &&
818: (MDOC_Bl == n->next->child->tok ||
1.234 schwarze 819: MDOC_Bd == n->next->child->tok))
1.250 schwarze 820: break;
821:
1.263 ! schwarze 822: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250 schwarze 823: p->trailspace = 1;
1.39 kristaps 824: break;
1.126 kristaps 825: case (LIST_tag):
1.86 kristaps 826: if (MDOC_HEAD != n->type)
1.39 kristaps 827: break;
1.250 schwarze 828:
1.263 ! schwarze 829: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 830: p->trailspace = 2;
831:
1.86 kristaps 832: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 833: p->flags |= TERMP_DANGLE;
1.1 kristaps 834: break;
1.126 kristaps 835: case (LIST_column):
1.134 kristaps 836: if (MDOC_HEAD == n->type)
837: break;
838:
1.250 schwarze 839: if (NULL == n->next) {
1.134 kristaps 840: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 841: p->trailspace = 0;
842: } else {
1.134 kristaps 843: p->flags |= TERMP_NOBREAK;
1.250 schwarze 844: p->trailspace = 1;
845: }
1.134 kristaps 846:
1.1 kristaps 847: break;
1.126 kristaps 848: case (LIST_diag):
1.250 schwarze 849: if (MDOC_HEAD != n->type)
850: break;
1.263 ! schwarze 851: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 852: p->trailspace = 1;
1.1 kristaps 853: break;
854: default:
855: break;
856: }
857:
858: /*
859: * Margin control. Set-head-width lists have their right
860: * margins shortened. The body for these lists has the offset
861: * necessarily lengthened. Everybody gets the offset.
862: */
863:
864: p->offset += offset;
865:
866: switch (type) {
1.126 kristaps 867: case (LIST_hang):
1.59 kristaps 868: /*
869: * Same stipulation as above, regarding `-hang'. We
870: * don't want to recalculate rmargin and offsets when
871: * using `Bd' or `Bl' within `-hang' overstep lists.
872: */
1.86 kristaps 873: if (MDOC_HEAD == n->type && n->next->child &&
874: (MDOC_Bl == n->next->child->tok ||
875: MDOC_Bd == n->next->child->tok))
1.59 kristaps 876: break;
877: /* FALLTHROUGH */
1.126 kristaps 878: case (LIST_bullet):
1.1 kristaps 879: /* FALLTHROUGH */
1.126 kristaps 880: case (LIST_dash):
1.1 kristaps 881: /* FALLTHROUGH */
1.126 kristaps 882: case (LIST_enum):
1.1 kristaps 883: /* FALLTHROUGH */
1.126 kristaps 884: case (LIST_hyphen):
1.1 kristaps 885: /* FALLTHROUGH */
1.126 kristaps 886: case (LIST_tag):
1.49 kristaps 887: assert(width);
1.86 kristaps 888: if (MDOC_HEAD == n->type)
1.1 kristaps 889: p->rmargin = p->offset + width;
1.259 schwarze 890: else {
1.1 kristaps 891: p->offset += width;
1.259 schwarze 892: if (p->rmargin < p->offset)
893: p->rmargin = p->offset;
894: }
1.1 kristaps 895: break;
1.126 kristaps 896: case (LIST_column):
1.49 kristaps 897: assert(width);
1.1 kristaps 898: p->rmargin = p->offset + width;
1.50 kristaps 899: /*
900: * XXX - this behaviour is not documented: the
901: * right-most column is filled to the right margin.
902: */
1.134 kristaps 903: if (MDOC_HEAD == n->type)
904: break;
905: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 906: p->rmargin = p->maxrmargin;
1.1 kristaps 907: break;
908: default:
909: break;
910: }
911:
912: /*
913: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 914: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 915: */
916:
1.86 kristaps 917: if (MDOC_HEAD == n->type)
1.1 kristaps 918: switch (type) {
1.126 kristaps 919: case (LIST_bullet):
1.102 kristaps 920: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 921: term_word(p, "\\[bu]");
1.102 kristaps 922: term_fontpop(p);
1.1 kristaps 923: break;
1.126 kristaps 924: case (LIST_dash):
1.1 kristaps 925: /* FALLTHROUGH */
1.126 kristaps 926: case (LIST_hyphen):
1.102 kristaps 927: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 928: term_word(p, "\\(hy");
1.102 kristaps 929: term_fontpop(p);
1.1 kristaps 930: break;
1.126 kristaps 931: case (LIST_enum):
1.1 kristaps 932: (pair->ppair->ppair->count)++;
1.109 kristaps 933: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 934: pair->ppair->ppair->count);
935: term_word(p, buf);
936: break;
937: default:
938: break;
939: }
940:
941: /*
942: * If we're not going to process our children, indicate so here.
943: */
944:
945: switch (type) {
1.126 kristaps 946: case (LIST_bullet):
1.1 kristaps 947: /* FALLTHROUGH */
1.126 kristaps 948: case (LIST_item):
1.1 kristaps 949: /* FALLTHROUGH */
1.126 kristaps 950: case (LIST_dash):
1.1 kristaps 951: /* FALLTHROUGH */
1.126 kristaps 952: case (LIST_hyphen):
1.1 kristaps 953: /* FALLTHROUGH */
1.126 kristaps 954: case (LIST_enum):
1.86 kristaps 955: if (MDOC_HEAD == n->type)
1.1 kristaps 956: return(0);
957: break;
1.126 kristaps 958: case (LIST_column):
1.134 kristaps 959: if (MDOC_HEAD == n->type)
1.1 kristaps 960: return(0);
961: break;
962: default:
963: break;
964: }
965:
966: return(1);
967: }
968:
969:
970: /* ARGSUSED */
971: static void
972: termp_it_post(DECL_ARGS)
973: {
1.126 kristaps 974: enum mdoc_list type;
1.1 kristaps 975:
1.109 kristaps 976: if (MDOC_BLOCK == n->type)
1.1 kristaps 977: return;
978:
1.202 kristaps 979: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 980:
981: switch (type) {
1.126 kristaps 982: case (LIST_item):
1.1 kristaps 983: /* FALLTHROUGH */
1.126 kristaps 984: case (LIST_diag):
1.53 kristaps 985: /* FALLTHROUGH */
1.126 kristaps 986: case (LIST_inset):
1.86 kristaps 987: if (MDOC_BODY == n->type)
1.130 schwarze 988: term_newln(p);
1.1 kristaps 989: break;
1.126 kristaps 990: case (LIST_column):
1.134 kristaps 991: if (MDOC_BODY == n->type)
1.1 kristaps 992: term_flushln(p);
993: break;
994: default:
1.130 schwarze 995: term_newln(p);
1.1 kristaps 996: break;
997: }
998:
1.109 kristaps 999: /*
1000: * Now that our output is flushed, we can reset our tags. Since
1001: * only `It' sets these flags, we're free to assume that nobody
1002: * has munged them in the meanwhile.
1003: */
1004:
1.263 ! schwarze 1005: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
! 1006: TERMP_DANGLE | TERMP_HANG);
1.250 schwarze 1007: p->trailspace = 0;
1.1 kristaps 1008: }
1009:
1010:
1011: /* ARGSUSED */
1012: static int
1013: termp_nm_pre(DECL_ARGS)
1014: {
1015:
1.253 schwarze 1016: if (MDOC_BLOCK == n->type) {
1017: p->flags |= TERMP_PREKEEP;
1.164 schwarze 1018: return(1);
1.253 schwarze 1019: }
1.164 schwarze 1020:
1021: if (MDOC_BODY == n->type) {
1022: if (NULL == n->child)
1023: return(0);
1.234 schwarze 1024: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1025: p->offset += term_len(p, 1) +
1.245 schwarze 1026: (NULL == n->prev->child ?
1027: term_strlen(p, meta->name) :
1.164 schwarze 1028: MDOC_TEXT == n->prev->child->type ?
1.245 schwarze 1029: term_strlen(p, n->prev->child->string) :
1.164 schwarze 1030: term_len(p, 5));
1.262 schwarze 1031: if (p->rmargin < p->offset)
1032: p->rmargin = p->offset;
1.164 schwarze 1033: return(1);
1034: }
1035:
1.245 schwarze 1036: if (NULL == n->child && NULL == meta->name)
1.164 schwarze 1037: return(0);
1.125 kristaps 1038:
1.177 schwarze 1039: if (MDOC_HEAD == n->type)
1040: synopsis_pre(p, n->parent);
1.102 kristaps 1041:
1.164 schwarze 1042: if (MDOC_HEAD == n->type && n->next->child) {
1.263 ! schwarze 1043: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 1044: p->trailspace = 1;
1.185 schwarze 1045: p->rmargin = p->offset + term_len(p, 1);
1046: if (NULL == n->child) {
1.245 schwarze 1047: p->rmargin += term_strlen(p, meta->name);
1.185 schwarze 1048: } else if (MDOC_TEXT == n->child->type) {
1049: p->rmargin += term_strlen(p, n->child->string);
1050: if (n->child->next)
1051: p->flags |= TERMP_HANG;
1052: } else {
1053: p->rmargin += term_len(p, 5);
1054: p->flags |= TERMP_HANG;
1055: }
1.164 schwarze 1056: }
1057:
1.102 kristaps 1058: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1059: if (NULL == n->child)
1.245 schwarze 1060: term_word(p, meta->name);
1.1 kristaps 1061: return(1);
1062: }
1063:
1064:
1.164 schwarze 1065: /* ARGSUSED */
1066: static void
1067: termp_nm_post(DECL_ARGS)
1068: {
1069:
1.253 schwarze 1070: if (MDOC_BLOCK == n->type) {
1071: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1072: } else if (MDOC_HEAD == n->type && n->next->child) {
1.164 schwarze 1073: term_flushln(p);
1.263 ! schwarze 1074: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 1075: p->trailspace = 0;
1.234 schwarze 1076: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1077: term_flushln(p);
1078: }
1079:
1080:
1.1 kristaps 1081: /* ARGSUSED */
1082: static int
1083: termp_fl_pre(DECL_ARGS)
1084: {
1085:
1.102 kristaps 1086: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1087: term_word(p, "\\-");
1.103 kristaps 1088:
1089: if (n->child)
1.114 kristaps 1090: p->flags |= TERMP_NOSPACE;
1091: else if (n->next && n->next->line == n->line)
1.103 kristaps 1092: p->flags |= TERMP_NOSPACE;
1093:
1.1 kristaps 1094: return(1);
1095: }
1096:
1097:
1098: /* ARGSUSED */
1099: static int
1.184 kristaps 1100: termp__a_pre(DECL_ARGS)
1101: {
1102:
1103: if (n->prev && MDOC__A == n->prev->tok)
1104: if (NULL == n->next || MDOC__A != n->next->tok)
1105: term_word(p, "and");
1106:
1107: return(1);
1108: }
1109:
1110:
1111: /* ARGSUSED */
1112: static int
1.61 kristaps 1113: termp_an_pre(DECL_ARGS)
1114: {
1115:
1.86 kristaps 1116: if (NULL == n->child)
1.61 kristaps 1117: return(1);
1118:
1119: /*
1.85 kristaps 1120: * If not in the AUTHORS section, `An -split' will cause
1121: * newlines to occur before the author name. If in the AUTHORS
1122: * section, by default, the first `An' invocation is nosplit,
1123: * then all subsequent ones, regardless of whether interspersed
1124: * with other macros/text, are split. -split, in this case,
1125: * will override the condition of the implied first -nosplit.
1.61 kristaps 1126: */
1127:
1.86 kristaps 1128: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1129: if ( ! (TERMP_ANPREC & p->flags)) {
1130: if (TERMP_SPLIT & p->flags)
1131: term_newln(p);
1132: return(1);
1133: }
1134: if (TERMP_NOSPLIT & p->flags)
1135: return(1);
1136: term_newln(p);
1137: return(1);
1138: }
1139:
1140: if (TERMP_SPLIT & p->flags)
1141: term_newln(p);
1142:
1143: return(1);
1144: }
1145:
1146:
1147: /* ARGSUSED */
1148: static void
1149: termp_an_post(DECL_ARGS)
1150: {
1151:
1.86 kristaps 1152: if (n->child) {
1153: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1154: p->flags |= TERMP_ANPREC;
1155: return;
1156: }
1157:
1.202 kristaps 1158: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1159: p->flags &= ~TERMP_NOSPLIT;
1160: p->flags |= TERMP_SPLIT;
1.202 kristaps 1161: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1162: p->flags &= ~TERMP_SPLIT;
1163: p->flags |= TERMP_NOSPLIT;
1164: }
1165:
1166: }
1167:
1168:
1169: /* ARGSUSED */
1170: static int
1.1 kristaps 1171: termp_ns_pre(DECL_ARGS)
1172: {
1173:
1.215 kristaps 1174: if ( ! (MDOC_LINE & n->flags))
1175: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1176: return(1);
1177: }
1178:
1179:
1180: /* ARGSUSED */
1181: static int
1182: termp_rs_pre(DECL_ARGS)
1183: {
1184:
1.86 kristaps 1185: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1186: return(1);
1.86 kristaps 1187: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1188: term_vspace(p);
1189: return(1);
1190: }
1191:
1192:
1193: /* ARGSUSED */
1194: static int
1195: termp_rv_pre(DECL_ARGS)
1196: {
1.223 kristaps 1197: int nchild;
1.1 kristaps 1198:
1199: term_newln(p);
1200: term_word(p, "The");
1201:
1.223 kristaps 1202: nchild = n->nchild;
1203: for (n = n->child; n; n = n->next) {
1.102 kristaps 1204: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1205: term_word(p, n->string);
1.102 kristaps 1206: term_fontpop(p);
1.224 kristaps 1207:
1.68 kristaps 1208: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1209: term_word(p, "()");
1210:
1211: if (nchild > 2 && n->next) {
1212: p->flags |= TERMP_NOSPACE;
1213: term_word(p, ",");
1214: }
1215:
1216: if (n->next && NULL == n->next->next)
1217: term_word(p, "and");
1.68 kristaps 1218: }
1219:
1.223 kristaps 1220: if (nchild > 1)
1.68 kristaps 1221: term_word(p, "functions return");
1222: else
1223: term_word(p, "function returns");
1.1 kristaps 1224:
1.68 kristaps 1225: term_word(p, "the value 0 if successful; otherwise the value "
1226: "-1 is returned and the global variable");
1.1 kristaps 1227:
1.102 kristaps 1228: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1229: term_word(p, "errno");
1.102 kristaps 1230: term_fontpop(p);
1.1 kristaps 1231:
1232: term_word(p, "is set to indicate the error.");
1.131 kristaps 1233: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1234:
1.68 kristaps 1235: return(0);
1.1 kristaps 1236: }
1237:
1238:
1239: /* ARGSUSED */
1240: static int
1241: termp_ex_pre(DECL_ARGS)
1242: {
1.224 kristaps 1243: int nchild;
1.1 kristaps 1244:
1.224 kristaps 1245: term_newln(p);
1.68 kristaps 1246: term_word(p, "The");
1.1 kristaps 1247:
1.224 kristaps 1248: nchild = n->nchild;
1249: for (n = n->child; n; n = n->next) {
1.102 kristaps 1250: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1251: term_word(p, n->string);
1.102 kristaps 1252: term_fontpop(p);
1.224 kristaps 1253:
1254: if (nchild > 2 && n->next) {
1255: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1256: term_word(p, ",");
1.224 kristaps 1257: }
1258:
1259: if (n->next && NULL == n->next->next)
1260: term_word(p, "and");
1.68 kristaps 1261: }
1262:
1.224 kristaps 1263: if (nchild > 1)
1.68 kristaps 1264: term_word(p, "utilities exit");
1265: else
1266: term_word(p, "utility exits");
1267:
1268: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1269:
1.131 kristaps 1270: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1271: return(0);
1.1 kristaps 1272: }
1273:
1274:
1275: /* ARGSUSED */
1276: static int
1277: termp_nd_pre(DECL_ARGS)
1278: {
1.25 kristaps 1279:
1.86 kristaps 1280: if (MDOC_BODY != n->type)
1.25 kristaps 1281: return(1);
1.30 kristaps 1282:
1.27 kristaps 1283: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1284: term_word(p, "\\(en");
1.23 kristaps 1285: #else
1286: term_word(p, "\\(em");
1287: #endif
1.1 kristaps 1288: return(1);
1.115 kristaps 1289: }
1290:
1291:
1292: /* ARGSUSED */
1293: static int
1294: termp_bl_pre(DECL_ARGS)
1295: {
1296:
1297: return(MDOC_HEAD != n->type);
1.1 kristaps 1298: }
1299:
1300:
1301: /* ARGSUSED */
1302: static void
1303: termp_bl_post(DECL_ARGS)
1304: {
1305:
1.86 kristaps 1306: if (MDOC_BLOCK == n->type)
1.1 kristaps 1307: term_newln(p);
1308: }
1309:
1310: /* ARGSUSED */
1311: static int
1312: termp_xr_pre(DECL_ARGS)
1313: {
1314:
1.225 kristaps 1315: if (NULL == (n = n->child))
1.113 kristaps 1316: return(0);
1317:
1.225 kristaps 1318: assert(MDOC_TEXT == n->type);
1319: term_word(p, n->string);
1.11 kristaps 1320:
1.225 kristaps 1321: if (NULL == (n = n->next))
1.1 kristaps 1322: return(0);
1.225 kristaps 1323:
1.1 kristaps 1324: p->flags |= TERMP_NOSPACE;
1325: term_word(p, "(");
1.222 kristaps 1326: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1327:
1328: assert(MDOC_TEXT == n->type);
1329: term_word(p, n->string);
1330:
1.222 kristaps 1331: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1332: term_word(p, ")");
1.86 kristaps 1333:
1.1 kristaps 1334: return(0);
1335: }
1336:
1.143 kristaps 1337: /*
1338: * This decides how to assert whitespace before any of the SYNOPSIS set
1339: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1340: * macro combos).
1341: */
1342: static void
1343: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1344: {
1345: /*
1346: * Obviously, if we're not in a SYNOPSIS or no prior macros
1347: * exist, do nothing.
1348: */
1.160 kristaps 1349: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1350: return;
1351:
1352: /*
1353: * If we're the second in a pair of like elements, emit our
1354: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1355: * case we soldier on.
1356: */
1357: if (n->prev->tok == n->tok &&
1358: MDOC_Ft != n->tok &&
1359: MDOC_Fo != n->tok &&
1360: MDOC_Fn != n->tok) {
1361: term_newln(p);
1362: return;
1363: }
1364:
1365: /*
1366: * If we're one of the SYNOPSIS set and non-like pair-wise after
1367: * another (or Fn/Fo, which we've let slip through) then assert
1368: * vertical space, else only newline and move on.
1369: */
1370: switch (n->prev->tok) {
1371: case (MDOC_Fd):
1372: /* FALLTHROUGH */
1373: case (MDOC_Fn):
1374: /* FALLTHROUGH */
1375: case (MDOC_Fo):
1376: /* FALLTHROUGH */
1377: case (MDOC_In):
1378: /* FALLTHROUGH */
1379: case (MDOC_Vt):
1380: term_vspace(p);
1381: break;
1382: case (MDOC_Ft):
1383: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1384: term_vspace(p);
1385: break;
1386: }
1387: /* FALLTHROUGH */
1388: default:
1389: term_newln(p);
1390: break;
1391: }
1392: }
1393:
1394:
1.110 kristaps 1395: static int
1396: termp_vt_pre(DECL_ARGS)
1397: {
1398:
1.143 kristaps 1399: if (MDOC_ELEM == n->type) {
1400: synopsis_pre(p, n);
1.245 schwarze 1401: return(termp_under_pre(p, pair, meta, n));
1.143 kristaps 1402: } else if (MDOC_BLOCK == n->type) {
1403: synopsis_pre(p, n);
1404: return(1);
1405: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1406: return(0);
1407:
1.245 schwarze 1408: return(termp_under_pre(p, pair, meta, n));
1.110 kristaps 1409: }
1410:
1411:
1.1 kristaps 1412: /* ARGSUSED */
1413: static int
1.69 kristaps 1414: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1415: {
1416:
1.102 kristaps 1417: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1418: return(1);
1419: }
1420:
1421:
1422: /* ARGSUSED */
1.143 kristaps 1423: static int
1424: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1425: {
1426:
1.143 kristaps 1427: synopsis_pre(p, n);
1.245 schwarze 1428: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1429: }
1430:
1431:
1432: /* ARGSUSED */
1.241 schwarze 1433: static void
1434: termp_fd_post(DECL_ARGS)
1435: {
1436:
1437: term_newln(p);
1438: }
1439:
1440:
1441: /* ARGSUSED */
1.1 kristaps 1442: static int
1443: termp_sh_pre(DECL_ARGS)
1444: {
1.85 kristaps 1445:
1446: /* No vspace between consecutive `Sh' calls. */
1447:
1.86 kristaps 1448: switch (n->type) {
1.65 kristaps 1449: case (MDOC_BLOCK):
1.86 kristaps 1450: if (n->prev && MDOC_Sh == n->prev->tok)
1451: if (NULL == n->prev->body->child)
1.65 kristaps 1452: break;
1453: term_vspace(p);
1454: break;
1.1 kristaps 1455: case (MDOC_HEAD):
1.102 kristaps 1456: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1457: break;
1458: case (MDOC_BODY):
1.238 schwarze 1459: p->offset = term_len(p, p->defindent);
1.239 schwarze 1460: if (SEC_AUTHORS == n->sec)
1461: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1462: break;
1463: default:
1464: break;
1465: }
1466: return(1);
1467: }
1468:
1469:
1470: /* ARGSUSED */
1471: static void
1472: termp_sh_post(DECL_ARGS)
1473: {
1474:
1.86 kristaps 1475: switch (n->type) {
1.1 kristaps 1476: case (MDOC_HEAD):
1477: term_newln(p);
1478: break;
1479: case (MDOC_BODY):
1480: term_newln(p);
1481: p->offset = 0;
1482: break;
1483: default:
1484: break;
1485: }
1486: }
1487:
1488:
1489: /* ARGSUSED */
1490: static int
1491: termp_bt_pre(DECL_ARGS)
1492: {
1493:
1494: term_word(p, "is currently in beta test.");
1.131 kristaps 1495: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1496: return(0);
1.1 kristaps 1497: }
1498:
1499:
1500: /* ARGSUSED */
1501: static void
1502: termp_lb_post(DECL_ARGS)
1503: {
1504:
1.122 kristaps 1505: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1506: term_newln(p);
1.1 kristaps 1507: }
1508:
1509:
1510: /* ARGSUSED */
1511: static int
1512: termp_ud_pre(DECL_ARGS)
1513: {
1514:
1515: term_word(p, "currently under development.");
1.131 kristaps 1516: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1517: return(0);
1.1 kristaps 1518: }
1519:
1520:
1521: /* ARGSUSED */
1522: static int
1523: termp_d1_pre(DECL_ARGS)
1524: {
1525:
1.86 kristaps 1526: if (MDOC_BLOCK != n->type)
1.1 kristaps 1527: return(1);
1528: term_newln(p);
1.238 schwarze 1529: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1530: return(1);
1531: }
1532:
1533:
1534: /* ARGSUSED */
1535: static int
1536: termp_ft_pre(DECL_ARGS)
1537: {
1538:
1.141 kristaps 1539: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1540: synopsis_pre(p, n);
1.102 kristaps 1541: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1542: return(1);
1543: }
1544:
1545:
1546: /* ARGSUSED */
1547: static int
1548: termp_fn_pre(DECL_ARGS)
1549: {
1.257 schwarze 1550: size_t rmargin = 0;
1.226 kristaps 1551: int pretty;
1552:
1553: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1554:
1.143 kristaps 1555: synopsis_pre(p, n);
1.139 kristaps 1556:
1.226 kristaps 1557: if (NULL == (n = n->child))
1558: return(0);
1559:
1.251 schwarze 1560: if (pretty) {
1561: rmargin = p->rmargin;
1.257 schwarze 1562: p->rmargin = p->offset + term_len(p, 4);
1.263 ! schwarze 1563: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251 schwarze 1564: }
1565:
1.226 kristaps 1566: assert(MDOC_TEXT == n->type);
1.102 kristaps 1567: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1568: term_word(p, n->string);
1.102 kristaps 1569: term_fontpop(p);
1.1 kristaps 1570:
1.251 schwarze 1571: if (pretty) {
1572: term_flushln(p);
1.263 ! schwarze 1573: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.251 schwarze 1574: p->offset = p->rmargin;
1575: p->rmargin = rmargin;
1576: }
1577:
1.1 kristaps 1578: p->flags |= TERMP_NOSPACE;
1579: term_word(p, "(");
1.222 kristaps 1580: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1581:
1.226 kristaps 1582: for (n = n->next; n; n = n->next) {
1583: assert(MDOC_TEXT == n->type);
1.102 kristaps 1584: term_fontpush(p, TERMFONT_UNDER);
1.255 schwarze 1585: if (pretty)
1586: p->flags |= TERMP_NBRWORD;
1.226 kristaps 1587: term_word(p, n->string);
1.102 kristaps 1588: term_fontpop(p);
1589:
1.226 kristaps 1590: if (n->next) {
1.222 kristaps 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: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1597: term_word(p, ")");
1598:
1.226 kristaps 1599: if (pretty) {
1.222 kristaps 1600: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1601: term_word(p, ";");
1.251 schwarze 1602: term_flushln(p);
1.222 kristaps 1603: }
1.1 kristaps 1604:
1605: return(0);
1606: }
1607:
1608:
1609: /* ARGSUSED */
1610: static int
1611: termp_fa_pre(DECL_ARGS)
1612: {
1.86 kristaps 1613: const struct mdoc_node *nn;
1.1 kristaps 1614:
1.86 kristaps 1615: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1616: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1617: return(1);
1618: }
1619:
1.86 kristaps 1620: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1621: term_fontpush(p, TERMFONT_UNDER);
1.258 schwarze 1622: p->flags |= TERMP_NBRWORD;
1.86 kristaps 1623: term_word(p, nn->string);
1.102 kristaps 1624: term_fontpop(p);
1625:
1.256 schwarze 1626: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.222 kristaps 1627: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1628: term_word(p, ",");
1.222 kristaps 1629: }
1.1 kristaps 1630: }
1631:
1632: return(0);
1633: }
1634:
1635:
1636: /* ARGSUSED */
1637: static int
1638: termp_bd_pre(DECL_ARGS)
1639: {
1.179 kristaps 1640: size_t tabwidth, rm, rmax;
1.244 schwarze 1641: struct mdoc_node *nn;
1.1 kristaps 1642:
1.86 kristaps 1643: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1644: print_bvspace(p, n, n);
1.54 kristaps 1645: return(1);
1.116 kristaps 1646: } else if (MDOC_HEAD == n->type)
1647: return(0);
1.1 kristaps 1648:
1.202 kristaps 1649: if (n->norm->Bd.offs)
1650: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1651:
1652: /*
1653: * If -ragged or -filled are specified, the block does nothing
1654: * but change the indentation. If -unfilled or -literal are
1655: * specified, text is printed exactly as entered in the display:
1656: * for macro lines, a newline is appended to the line. Blank
1657: * lines are allowed.
1658: */
1.60 kristaps 1659:
1.202 kristaps 1660: if (DISP_literal != n->norm->Bd.type &&
1661: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1662: return(1);
1663:
1.129 schwarze 1664: tabwidth = p->tabwidth;
1.208 kristaps 1665: if (DISP_literal == n->norm->Bd.type)
1666: p->tabwidth = term_len(p, 8);
1667:
1.119 kristaps 1668: rm = p->rmargin;
1669: rmax = p->maxrmargin;
1.120 kristaps 1670: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1671:
1.86 kristaps 1672: for (nn = n->child; nn; nn = nn->next) {
1.245 schwarze 1673: print_mdoc_node(p, pair, meta, nn);
1.190 kristaps 1674: /*
1675: * If the printed node flushes its own line, then we
1676: * needn't do it here as well. This is hacky, but the
1677: * notion of selective eoln whitespace is pretty dumb
1678: * anyway, so don't sweat it.
1679: */
1680: switch (nn->tok) {
1.193 kristaps 1681: case (MDOC_Sm):
1682: /* FALLTHROUGH */
1.190 kristaps 1683: case (MDOC_br):
1684: /* FALLTHROUGH */
1685: case (MDOC_sp):
1686: /* FALLTHROUGH */
1687: case (MDOC_Bl):
1.196 kristaps 1688: /* FALLTHROUGH */
1689: case (MDOC_D1):
1690: /* FALLTHROUGH */
1691: case (MDOC_Dl):
1.190 kristaps 1692: /* FALLTHROUGH */
1693: case (MDOC_Lp):
1694: /* FALLTHROUGH */
1695: case (MDOC_Pp):
1696: continue;
1697: default:
1698: break;
1699: }
1.180 schwarze 1700: if (nn->next && nn->next->line == nn->line)
1701: continue;
1702: term_flushln(p);
1703: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1704: }
1.147 kristaps 1705:
1.129 schwarze 1706: p->tabwidth = tabwidth;
1.119 kristaps 1707: p->rmargin = rm;
1708: p->maxrmargin = rmax;
1.1 kristaps 1709: return(0);
1710: }
1711:
1712:
1713: /* ARGSUSED */
1714: static void
1715: termp_bd_post(DECL_ARGS)
1716: {
1.119 kristaps 1717: size_t rm, rmax;
1.1 kristaps 1718:
1.86 kristaps 1719: if (MDOC_BODY != n->type)
1.1 kristaps 1720: return;
1.118 kristaps 1721:
1.119 kristaps 1722: rm = p->rmargin;
1723: rmax = p->maxrmargin;
1.118 kristaps 1724:
1.202 kristaps 1725: if (DISP_literal == n->norm->Bd.type ||
1726: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1727: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1728:
1.60 kristaps 1729: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1730: term_newln(p);
1.118 kristaps 1731:
1.119 kristaps 1732: p->rmargin = rm;
1733: p->maxrmargin = rmax;
1.1 kristaps 1734: }
1735:
1736:
1737: /* ARGSUSED */
1.211 kristaps 1738: static int
1739: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1740: {
1741:
1.211 kristaps 1742: if (NULL != (n = n->child)) {
1743: term_word(p, n->string);
1744: p->flags |= TERMP_NOSPACE;
1745: term_word(p, "BSD");
1746: } else {
1747: term_word(p, "BSD");
1748: return(0);
1749: }
1750:
1751: if (NULL != (n = n->next)) {
1752: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1753: term_word(p, "-");
1.1 kristaps 1754: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1755: term_word(p, n->string);
1.211 kristaps 1756: }
1757:
1758: return(0);
1.1 kristaps 1759: }
1760:
1761:
1762: /* ARGSUSED */
1763: static int
1.26 kristaps 1764: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1765: {
1.26 kristaps 1766: const char *pp;
1.218 schwarze 1767: int flags;
1.1 kristaps 1768:
1.26 kristaps 1769: pp = NULL;
1.86 kristaps 1770: switch (n->tok) {
1.26 kristaps 1771: case (MDOC_Bsx):
1.194 schwarze 1772: pp = "BSD/OS";
1.26 kristaps 1773: break;
1774: case (MDOC_Dx):
1.100 kristaps 1775: pp = "DragonFly";
1.26 kristaps 1776: break;
1777: case (MDOC_Fx):
1778: pp = "FreeBSD";
1779: break;
1780: case (MDOC_Nx):
1781: pp = "NetBSD";
1782: break;
1783: case (MDOC_Ox):
1784: pp = "OpenBSD";
1785: break;
1786: case (MDOC_Ux):
1787: pp = "UNIX";
1788: break;
1789: default:
1.246 schwarze 1790: abort();
1791: /* NOTREACHED */
1.26 kristaps 1792: }
1.1 kristaps 1793:
1.26 kristaps 1794: term_word(p, pp);
1.214 kristaps 1795: if (n->child) {
1.218 schwarze 1796: flags = p->flags;
1.214 kristaps 1797: p->flags |= TERMP_KEEP;
1798: term_word(p, n->child->string);
1.218 schwarze 1799: p->flags = flags;
1.214 kristaps 1800: }
1801: return(0);
1.1 kristaps 1802: }
1803:
1804:
1805: /* ARGSUSED */
1806: static void
1807: termp_pf_post(DECL_ARGS)
1808: {
1809:
1810: p->flags |= TERMP_NOSPACE;
1811: }
1812:
1813:
1814: /* ARGSUSED */
1815: static int
1816: termp_ss_pre(DECL_ARGS)
1817: {
1818:
1.86 kristaps 1819: switch (n->type) {
1.1 kristaps 1820: case (MDOC_BLOCK):
1821: term_newln(p);
1.86 kristaps 1822: if (n->prev)
1.1 kristaps 1823: term_vspace(p);
1824: break;
1825: case (MDOC_HEAD):
1.102 kristaps 1826: term_fontpush(p, TERMFONT_BOLD);
1.238 schwarze 1827: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1828: break;
1829: default:
1830: break;
1831: }
1832:
1833: return(1);
1834: }
1835:
1836:
1837: /* ARGSUSED */
1838: static void
1839: termp_ss_post(DECL_ARGS)
1840: {
1841:
1.86 kristaps 1842: if (MDOC_HEAD == n->type)
1.1 kristaps 1843: term_newln(p);
1844: }
1845:
1846:
1847: /* ARGSUSED */
1848: static int
1849: termp_cd_pre(DECL_ARGS)
1850: {
1851:
1.143 kristaps 1852: synopsis_pre(p, n);
1.102 kristaps 1853: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1854: return(1);
1855: }
1856:
1857:
1858: /* ARGSUSED */
1859: static int
1860: termp_in_pre(DECL_ARGS)
1861: {
1.142 schwarze 1862:
1.143 kristaps 1863: synopsis_pre(p, n);
1.1 kristaps 1864:
1.160 kristaps 1865: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1866: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1867: term_word(p, "#include");
1.138 kristaps 1868: term_word(p, "<");
1869: } else {
1870: term_word(p, "<");
1871: term_fontpush(p, TERMFONT_UNDER);
1872: }
1.22 kristaps 1873:
1.1 kristaps 1874: p->flags |= TERMP_NOSPACE;
1875: return(1);
1876: }
1877:
1878:
1879: /* ARGSUSED */
1880: static void
1881: termp_in_post(DECL_ARGS)
1882: {
1883:
1.160 kristaps 1884: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1885: term_fontpush(p, TERMFONT_BOLD);
1886:
1.79 kristaps 1887: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1888: term_word(p, ">");
1889:
1.160 kristaps 1890: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1891: term_fontpop(p);
1.1 kristaps 1892: }
1893:
1894:
1895: /* ARGSUSED */
1896: static int
1.45 kristaps 1897: termp_sp_pre(DECL_ARGS)
1898: {
1.91 kristaps 1899: size_t i, len;
1.45 kristaps 1900:
1.86 kristaps 1901: switch (n->tok) {
1.76 kristaps 1902: case (MDOC_sp):
1.157 kristaps 1903: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1904: break;
1905: case (MDOC_br):
1906: len = 0;
1907: break;
1908: default:
1909: len = 1;
1910: break;
1.45 kristaps 1911: }
1912:
1913: if (0 == len)
1914: term_newln(p);
1915: for (i = 0; i < len; i++)
1916: term_vspace(p);
1917:
1918: return(0);
1919: }
1920:
1921:
1.189 kristaps 1922: /* ARGSUSED */
1.45 kristaps 1923: static int
1.188 kristaps 1924: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1925: {
1926:
1.203 kristaps 1927: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1928: return(1);
1929:
1.188 kristaps 1930: switch (n->tok) {
1931: case (MDOC_Ao):
1932: /* FALLTHROUGH */
1933: case (MDOC_Aq):
1934: term_word(p, "<");
1935: break;
1936: case (MDOC_Bro):
1937: /* FALLTHROUGH */
1938: case (MDOC_Brq):
1939: term_word(p, "{");
1940: break;
1941: case (MDOC_Oo):
1942: /* FALLTHROUGH */
1943: case (MDOC_Op):
1944: /* FALLTHROUGH */
1945: case (MDOC_Bo):
1946: /* FALLTHROUGH */
1947: case (MDOC_Bq):
1948: term_word(p, "[");
1949: break;
1950: case (MDOC_Do):
1951: /* FALLTHROUGH */
1952: case (MDOC_Dq):
1.249 schwarze 1953: term_word(p, "\\(lq");
1.188 kristaps 1954: break;
1.237 schwarze 1955: case (MDOC_Eo):
1956: break;
1.188 kristaps 1957: case (MDOC_Po):
1958: /* FALLTHROUGH */
1959: case (MDOC_Pq):
1960: term_word(p, "(");
1961: break;
1.205 kristaps 1962: case (MDOC__T):
1963: /* FALLTHROUGH */
1.188 kristaps 1964: case (MDOC_Qo):
1965: /* FALLTHROUGH */
1966: case (MDOC_Qq):
1967: term_word(p, "\"");
1968: break;
1969: case (MDOC_Ql):
1970: /* FALLTHROUGH */
1971: case (MDOC_So):
1972: /* FALLTHROUGH */
1973: case (MDOC_Sq):
1.249 schwarze 1974: term_word(p, "\\(oq");
1.188 kristaps 1975: break;
1976: default:
1977: abort();
1978: /* NOTREACHED */
1979: }
1.1 kristaps 1980:
1981: p->flags |= TERMP_NOSPACE;
1982: return(1);
1983: }
1984:
1985:
1.189 kristaps 1986: /* ARGSUSED */
1.1 kristaps 1987: static void
1.188 kristaps 1988: termp_quote_post(DECL_ARGS)
1.1 kristaps 1989: {
1990:
1.203 kristaps 1991: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1992: return;
1993:
1994: p->flags |= TERMP_NOSPACE;
1995:
1.188 kristaps 1996: switch (n->tok) {
1997: case (MDOC_Ao):
1998: /* FALLTHROUGH */
1999: case (MDOC_Aq):
2000: term_word(p, ">");
2001: break;
2002: case (MDOC_Bro):
2003: /* FALLTHROUGH */
2004: case (MDOC_Brq):
2005: term_word(p, "}");
2006: break;
2007: case (MDOC_Oo):
2008: /* FALLTHROUGH */
2009: case (MDOC_Op):
2010: /* FALLTHROUGH */
2011: case (MDOC_Bo):
2012: /* FALLTHROUGH */
2013: case (MDOC_Bq):
2014: term_word(p, "]");
2015: break;
2016: case (MDOC_Do):
2017: /* FALLTHROUGH */
2018: case (MDOC_Dq):
1.249 schwarze 2019: term_word(p, "\\(rq");
1.237 schwarze 2020: break;
2021: case (MDOC_Eo):
1.188 kristaps 2022: break;
2023: case (MDOC_Po):
2024: /* FALLTHROUGH */
2025: case (MDOC_Pq):
2026: term_word(p, ")");
2027: break;
1.205 kristaps 2028: case (MDOC__T):
2029: /* FALLTHROUGH */
1.188 kristaps 2030: case (MDOC_Qo):
2031: /* FALLTHROUGH */
2032: case (MDOC_Qq):
2033: term_word(p, "\"");
2034: break;
2035: case (MDOC_Ql):
2036: /* FALLTHROUGH */
2037: case (MDOC_So):
2038: /* FALLTHROUGH */
2039: case (MDOC_Sq):
1.249 schwarze 2040: term_word(p, "\\(cq");
1.188 kristaps 2041: break;
2042: default:
2043: abort();
2044: /* NOTREACHED */
2045: }
1.1 kristaps 2046: }
2047:
2048:
2049: /* ARGSUSED */
2050: static int
2051: termp_fo_pre(DECL_ARGS)
2052: {
1.257 schwarze 2053: size_t rmargin = 0;
1.256 schwarze 2054: int pretty;
2055:
2056: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 2057:
1.141 kristaps 2058: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2059: synopsis_pre(p, n);
1.141 kristaps 2060: return(1);
2061: } else if (MDOC_BODY == n->type) {
1.256 schwarze 2062: if (pretty) {
2063: rmargin = p->rmargin;
1.257 schwarze 2064: p->rmargin = p->offset + term_len(p, 4);
1.263 ! schwarze 2065: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
! 2066: TERMP_HANG;
1.256 schwarze 2067: }
1.33 kristaps 2068: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2069: term_word(p, "(");
1.222 kristaps 2070: p->flags |= TERMP_NOSPACE;
1.256 schwarze 2071: if (pretty) {
2072: term_flushln(p);
1.263 ! schwarze 2073: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
! 2074: TERMP_HANG);
1.256 schwarze 2075: p->offset = p->rmargin;
2076: p->rmargin = rmargin;
2077: }
1.1 kristaps 2078: return(1);
1.256 schwarze 2079: }
1.141 kristaps 2080:
1.169 kristaps 2081: if (NULL == n->child)
2082: return(0);
2083:
1.141 kristaps 2084: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2085:
1.141 kristaps 2086: assert(n->child->string);
1.102 kristaps 2087: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2088: term_word(p, n->child->string);
1.1 kristaps 2089: return(0);
2090: }
2091:
2092:
2093: /* ARGSUSED */
2094: static void
2095: termp_fo_post(DECL_ARGS)
2096: {
2097:
1.143 kristaps 2098: if (MDOC_BODY != n->type)
2099: return;
2100:
1.222 kristaps 2101: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2102: term_word(p, ")");
2103:
1.222 kristaps 2104: if (MDOC_SYNPRETTY & n->flags) {
2105: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2106: term_word(p, ";");
1.256 schwarze 2107: term_flushln(p);
1.222 kristaps 2108: }
1.1 kristaps 2109: }
2110:
2111:
2112: /* ARGSUSED */
2113: static int
2114: termp_bf_pre(DECL_ARGS)
2115: {
2116:
1.86 kristaps 2117: if (MDOC_HEAD == n->type)
1.1 kristaps 2118: return(0);
1.244 schwarze 2119: else if (MDOC_BODY != n->type)
1.1 kristaps 2120: return(1);
2121:
1.202 kristaps 2122: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2123: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2124: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2125: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2126: else
1.102 kristaps 2127: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2128:
2129: return(1);
2130: }
2131:
2132:
2133: /* ARGSUSED */
2134: static int
2135: termp_sm_pre(DECL_ARGS)
2136: {
2137:
1.86 kristaps 2138: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2139: if (0 == strcmp("on", n->child->string)) {
2140: if (p->col)
2141: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2142: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2143: } else
1.1 kristaps 2144: p->flags |= TERMP_NONOSPACE;
2145:
2146: return(0);
2147: }
2148:
2149:
2150: /* ARGSUSED */
2151: static int
2152: termp_ap_pre(DECL_ARGS)
2153: {
2154:
2155: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2156: term_word(p, "'");
1.1 kristaps 2157: p->flags |= TERMP_NOSPACE;
2158: return(1);
2159: }
2160:
2161:
2162: /* ARGSUSED */
2163: static void
2164: termp____post(DECL_ARGS)
2165: {
1.184 kristaps 2166:
2167: /*
2168: * Handle lists of authors. In general, print each followed by
2169: * a comma. Don't print the comma if there are only two
2170: * authors.
2171: */
2172: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2173: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2174: if (NULL == n->prev || MDOC__A != n->prev->tok)
2175: return;
1.1 kristaps 2176:
1.95 kristaps 2177: /* TODO: %U. */
2178:
1.187 kristaps 2179: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2180: return;
2181:
1.222 kristaps 2182: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2183: if (NULL == n->next) {
2184: term_word(p, ".");
2185: p->flags |= TERMP_SENTENCE;
2186: } else
2187: term_word(p, ",");
1.1 kristaps 2188: }
2189:
2190:
2191: /* ARGSUSED */
2192: static int
1.102 kristaps 2193: termp_li_pre(DECL_ARGS)
2194: {
2195:
2196: term_fontpush(p, TERMFONT_NONE);
2197: return(1);
2198: }
2199:
2200:
2201: /* ARGSUSED */
2202: static int
1.1 kristaps 2203: termp_lk_pre(DECL_ARGS)
2204: {
1.240 schwarze 2205: const struct mdoc_node *link, *descr;
1.1 kristaps 2206:
1.240 schwarze 2207: if (NULL == (link = n->child))
2208: return(0);
1.181 kristaps 2209:
1.240 schwarze 2210: if (NULL != (descr = link->next)) {
2211: term_fontpush(p, TERMFONT_UNDER);
2212: while (NULL != descr) {
2213: term_word(p, descr->string);
2214: descr = descr->next;
2215: }
2216: p->flags |= TERMP_NOSPACE;
2217: term_word(p, ":");
2218: term_fontpop(p);
2219: }
1.1 kristaps 2220:
1.102 kristaps 2221: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 2222: term_word(p, link->string);
1.102 kristaps 2223: term_fontpop(p);
1.12 kristaps 2224:
1.1 kristaps 2225: return(0);
2226: }
2227:
1.159 schwarze 2228:
2229: /* ARGSUSED */
2230: static int
2231: termp_bk_pre(DECL_ARGS)
2232: {
2233:
1.161 schwarze 2234: switch (n->type) {
2235: case (MDOC_BLOCK):
1.166 kristaps 2236: break;
1.161 schwarze 2237: case (MDOC_HEAD):
2238: return(0);
2239: case (MDOC_BODY):
1.200 schwarze 2240: if (n->parent->args || 0 == n->prev->nchild)
2241: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2242: break;
1.161 schwarze 2243: default:
2244: abort();
1.166 kristaps 2245: /* NOTREACHED */
1.161 schwarze 2246: }
1.166 kristaps 2247:
2248: return(1);
1.159 schwarze 2249: }
2250:
2251:
2252: /* ARGSUSED */
2253: static void
2254: termp_bk_post(DECL_ARGS)
2255: {
2256:
1.253 schwarze 2257: if (MDOC_BODY == n->type)
1.161 schwarze 2258: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2259: }
2260:
2261: /* ARGSUSED */
2262: static void
2263: termp__t_post(DECL_ARGS)
2264: {
2265:
2266: /*
2267: * If we're in an `Rs' and there's a journal present, then quote
2268: * us instead of underlining us (for disambiguation).
2269: */
1.217 schwarze 2270: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2271: n->parent->norm->Rs.quote_T)
1.245 schwarze 2272: termp_quote_post(p, pair, meta, n);
1.203 kristaps 2273:
1.245 schwarze 2274: termp____post(p, pair, meta, n);
1.203 kristaps 2275: }
2276:
2277: /* ARGSUSED */
2278: static int
2279: termp__t_pre(DECL_ARGS)
2280: {
2281:
2282: /*
2283: * If we're in an `Rs' and there's a journal present, then quote
2284: * us instead of underlining us (for disambiguation).
2285: */
2286: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2287: n->parent->norm->Rs.quote_T)
1.245 schwarze 2288: return(termp_quote_pre(p, pair, meta, n));
1.203 kristaps 2289:
2290: term_fontpush(p, TERMFONT_UNDER);
2291: return(1);
1.159 schwarze 2292: }
1.1 kristaps 2293:
2294: /* ARGSUSED */
2295: static int
1.69 kristaps 2296: termp_under_pre(DECL_ARGS)
1.1 kristaps 2297: {
2298:
1.102 kristaps 2299: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2300: return(1);
2301: }
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