Annotation of mandoc/mdoc_term.c, Revision 1.383
1.383 ! schwarze 1: /* $Id: mdoc_term.c,v 1.382 2022/09/11 09:13:48 schwarze Exp $ */
1.1 kristaps 2: /*
1.381 schwarze 3: * Copyright (c) 2010, 2012-2020, 2022 Ingo Schwarze <schwarze@openbsd.org>
1.217 schwarze 4: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
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: *
1.314 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.6 kristaps 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.314 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.6 kristaps 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.
1.379 schwarze 18: *
19: * Plain text formatter for mdoc(7), used by mandoc(1)
20: * for ASCII, UTF-8, PostScript, and PDF output.
1.1 kristaps 21: */
1.107 kristaps 22: #include "config.h"
23:
1.1 kristaps 24: #include <sys/types.h>
25:
26: #include <assert.h>
27: #include <ctype.h>
1.302 schwarze 28: #include <limits.h>
1.118 kristaps 29: #include <stdint.h>
1.1 kristaps 30: #include <stdio.h>
31: #include <stdlib.h>
32: #include <string.h>
33:
1.314 schwarze 34: #include "mandoc_aux.h"
35: #include "roff.h"
36: #include "mdoc.h"
1.92 kristaps 37: #include "out.h"
1.1 kristaps 38: #include "term.h"
1.379 schwarze 39: #include "term_tag.h"
1.89 kristaps 40: #include "main.h"
1.1 kristaps 41:
42: struct termpair {
43: struct termpair *ppair;
1.31 kristaps 44: int count;
1.1 kristaps 45: };
46:
1.31 kristaps 47: #define DECL_ARGS struct termp *p, \
48: struct termpair *pair, \
1.316 schwarze 49: const struct roff_meta *meta, \
1.315 schwarze 50: struct roff_node *n
1.1 kristaps 51:
1.368 schwarze 52: struct mdoc_term_act {
1.1 kristaps 53: int (*pre)(DECL_ARGS);
54: void (*post)(DECL_ARGS);
55: };
56:
1.302 schwarze 57: static int a2width(const struct termp *, const char *);
1.96 kristaps 58:
59: static void print_bvspace(struct termp *,
1.377 schwarze 60: struct roff_node *, struct roff_node *);
1.264 schwarze 61: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 62: static void print_mdoc_nodelist(DECL_ARGS);
1.316 schwarze 63: static void print_mdoc_head(struct termp *, const struct roff_meta *);
64: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.377 schwarze 65: static void synopsis_pre(struct termp *, struct roff_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);
1.31 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);
1.306 schwarze 72: static void termp_eo_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);
1.339 schwarze 83: static void termp_xx_post(DECL_ARGS);
1.31 kristaps 84:
1.184 kristaps 85: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 86: static int termp__t_pre(DECL_ARGS);
1.369 schwarze 87: static int termp_abort_pre(DECL_ARGS);
1.61 kristaps 88: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 89: static int termp_ap_pre(DECL_ARGS);
90: static int termp_bd_pre(DECL_ARGS);
91: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 92: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 93: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 94: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_d1_pre(DECL_ARGS);
1.306 schwarze 96: static int termp_eo_pre(DECL_ARGS);
1.31 kristaps 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);
1.31 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_sh_pre(DECL_ARGS);
1.294 schwarze 114: static int termp_skip_pre(DECL_ARGS);
1.31 kristaps 115: static int termp_sm_pre(DECL_ARGS);
1.355 schwarze 116: static int termp_pp_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);
1.110 kristaps 119: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 120: static int termp_xr_pre(DECL_ARGS);
121: static int termp_xx_pre(DECL_ARGS);
122:
1.368 schwarze 123: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 124: { NULL, NULL }, /* Dd */
125: { NULL, NULL }, /* Dt */
126: { NULL, NULL }, /* Os */
127: { termp_sh_pre, termp_sh_post }, /* Sh */
1.264 schwarze 128: { termp_ss_pre, termp_ss_post }, /* Ss */
1.355 schwarze 129: { termp_pp_pre, NULL }, /* Pp */
1.241 schwarze 130: { termp_d1_pre, termp_bl_post }, /* D1 */
131: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 132: { termp_bd_pre, termp_bd_post }, /* Bd */
133: { NULL, NULL }, /* Ed */
1.115 kristaps 134: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 135: { NULL, NULL }, /* El */
136: { termp_it_pre, termp_it_post }, /* It */
1.264 schwarze 137: { termp_under_pre, NULL }, /* Ad */
1.282 schwarze 138: { termp_an_pre, NULL }, /* An */
1.350 schwarze 139: { termp_ap_pre, NULL }, /* Ap */
1.69 kristaps 140: { termp_under_pre, NULL }, /* Ar */
1.379 schwarze 141: { termp_fd_pre, NULL }, /* Cd */
1.69 kristaps 142: { termp_bold_pre, NULL }, /* Cm */
1.325 schwarze 143: { termp_li_pre, NULL }, /* Dv */
1.379 schwarze 144: { NULL, NULL }, /* Er */
145: { NULL, NULL }, /* Ev */
1.1 kristaps 146: { termp_ex_pre, NULL }, /* Ex */
1.264 schwarze 147: { termp_fa_pre, NULL }, /* Fa */
148: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 149: { termp_fl_pre, NULL }, /* Fl */
1.264 schwarze 150: { termp_fn_pre, NULL }, /* Fn */
151: { termp_ft_pre, NULL }, /* Ft */
152: { termp_bold_pre, NULL }, /* Ic */
153: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 154: { termp_li_pre, NULL }, /* Li */
1.264 schwarze 155: { termp_nd_pre, NULL }, /* Nd */
156: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 157: { termp_quote_pre, termp_quote_post }, /* Op */
1.369 schwarze 158: { termp_abort_pre, NULL }, /* Ot */
1.69 kristaps 159: { termp_under_pre, NULL }, /* Pa */
1.341 schwarze 160: { termp_ex_pre, NULL }, /* Rv */
1.264 schwarze 161: { NULL, NULL }, /* St */
1.69 kristaps 162: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 163: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 164: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 165: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 166: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 167: { NULL, termp____post }, /* %D */
1.84 kristaps 168: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 169: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 170: { NULL, termp____post }, /* %N */
171: { NULL, termp____post }, /* %O */
172: { NULL, termp____post }, /* %P */
173: { NULL, termp____post }, /* %R */
1.203 kristaps 174: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 175: { NULL, termp____post }, /* %V */
176: { NULL, NULL }, /* Ac */
1.188 kristaps 177: { termp_quote_pre, termp_quote_post }, /* Ao */
178: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 179: { NULL, NULL }, /* At */
1.1 kristaps 180: { NULL, NULL }, /* Bc */
1.264 schwarze 181: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 182: { termp_quote_pre, termp_quote_post }, /* Bo */
183: { termp_quote_pre, termp_quote_post }, /* Bq */
1.339 schwarze 184: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.340 schwarze 185: { NULL, NULL }, /* Bx */
1.294 schwarze 186: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 187: { NULL, NULL }, /* Dc */
1.188 kristaps 188: { termp_quote_pre, termp_quote_post }, /* Do */
189: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 190: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 191: { NULL, NULL }, /* Ef */
1.379 schwarze 192: { termp_under_pre, NULL }, /* Em */
1.306 schwarze 193: { termp_eo_pre, termp_eo_post }, /* Eo */
1.339 schwarze 194: { termp_xx_pre, termp_xx_post }, /* Fx */
1.176 kristaps 195: { termp_bold_pre, NULL }, /* Ms */
1.290 schwarze 196: { termp_li_pre, NULL }, /* No */
1.1 kristaps 197: { termp_ns_pre, NULL }, /* Ns */
1.339 schwarze 198: { termp_xx_pre, termp_xx_post }, /* Nx */
199: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 200: { NULL, NULL }, /* Pc */
1.254 schwarze 201: { NULL, termp_pf_post }, /* Pf */
1.188 kristaps 202: { termp_quote_pre, termp_quote_post }, /* Po */
203: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 204: { NULL, NULL }, /* Qc */
1.188 kristaps 205: { termp_quote_pre, termp_quote_post }, /* Ql */
206: { termp_quote_pre, termp_quote_post }, /* Qo */
207: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 208: { NULL, NULL }, /* Re */
209: { termp_rs_pre, NULL }, /* Rs */
210: { NULL, NULL }, /* Sc */
1.188 kristaps 211: { termp_quote_pre, termp_quote_post }, /* So */
212: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 213: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 214: { termp_under_pre, NULL }, /* Sx */
1.379 schwarze 215: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 216: { NULL, NULL }, /* Tn */
1.339 schwarze 217: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 218: { NULL, NULL }, /* Xc */
219: { NULL, NULL }, /* Xo */
1.264 schwarze 220: { termp_fo_pre, termp_fo_post }, /* Fo */
221: { NULL, NULL }, /* Fc */
1.188 kristaps 222: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 223: { NULL, NULL }, /* Oc */
1.159 schwarze 224: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 225: { NULL, NULL }, /* Ek */
1.341 schwarze 226: { NULL, NULL }, /* Bt */
1.1 kristaps 227: { NULL, NULL }, /* Hf */
1.268 schwarze 228: { termp_under_pre, NULL }, /* Fr */
1.341 schwarze 229: { NULL, NULL }, /* Ud */
1.37 kristaps 230: { NULL, termp_lb_post }, /* Lb */
1.369 schwarze 231: { termp_abort_pre, NULL }, /* Lp */
1.264 schwarze 232: { termp_lk_pre, NULL }, /* Lk */
233: { termp_under_pre, NULL }, /* Mt */
234: { termp_quote_pre, termp_quote_post }, /* Brq */
235: { termp_quote_pre, termp_quote_post }, /* Bro */
236: { NULL, NULL }, /* Brc */
237: { NULL, termp____post }, /* %C */
1.294 schwarze 238: { termp_skip_pre, NULL }, /* Es */
1.268 schwarze 239: { termp_quote_pre, termp_quote_post }, /* En */
1.339 schwarze 240: { termp_xx_pre, termp_xx_post }, /* Dx */
1.264 schwarze 241: { NULL, termp____post }, /* %Q */
242: { NULL, termp____post }, /* %U */
243: { NULL, NULL }, /* Ta */
1.378 schwarze 244: { termp_skip_pre, NULL }, /* Tg */
1.1 kristaps 245: };
246:
1.350 schwarze 247:
1.70 kristaps 248: void
1.371 schwarze 249: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 250: {
1.374 schwarze 251: struct roff_node *n, *nn;
1.89 kristaps 252: struct termp *p;
253:
254: p = (struct termp *)arg;
1.362 schwarze 255: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.356 schwarze 256: term_tab_set(p, NULL);
257: term_tab_set(p, "T");
258: term_tab_set(p, ".5i");
1.70 kristaps 259:
1.319 schwarze 260: n = mdoc->first->child;
1.281 schwarze 261: if (p->synopsisonly) {
1.374 schwarze 262: for (nn = NULL; n != NULL; n = n->next) {
263: if (n->tok != MDOC_Sh)
264: continue;
265: if (n->sec == SEC_SYNOPSIS)
1.281 schwarze 266: break;
1.374 schwarze 267: if (nn == NULL && n->sec == SEC_NAME)
268: nn = n;
1.281 schwarze 269: }
1.374 schwarze 270: if (n == NULL)
271: n = nn;
272: p->flags |= TERMP_NOSPACE;
273: if (n != NULL && (n = n->child->next->child) != NULL)
274: print_mdoc_nodelist(p, NULL, mdoc, n);
275: term_newln(p);
1.281 schwarze 276: } else {
1.371 schwarze 277: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.367 schwarze 278: while (n != NULL &&
279: (n->type == ROFFT_COMMENT ||
280: n->flags & NODE_NOPRT))
1.337 schwarze 281: n = n->next;
1.281 schwarze 282: if (n != NULL) {
283: if (n->tok != MDOC_Sh)
284: term_vspace(p);
1.371 schwarze 285: print_mdoc_nodelist(p, NULL, mdoc, n);
1.281 schwarze 286: }
287: term_end(p);
1.271 schwarze 288: }
1.1 kristaps 289: }
290:
1.3 kristaps 291: static void
1.102 kristaps 292: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 293: {
1.304 schwarze 294: while (n != NULL) {
295: print_mdoc_node(p, pair, meta, n);
296: n = n->next;
297: }
1.1 kristaps 298: }
299:
1.3 kristaps 300: static void
1.102 kristaps 301: print_mdoc_node(DECL_ARGS)
1.1 kristaps 302: {
1.368 schwarze 303: const struct mdoc_term_act *act;
1.1 kristaps 304: struct termpair npair;
1.30 kristaps 305: size_t offset, rmargin;
1.368 schwarze 306: int chld;
1.1 kristaps 307:
1.372 schwarze 308: /*
309: * In no-fill mode, break the output line at the beginning
310: * of new input lines except after \c, and nowhere else.
311: */
312:
313: if (n->flags & NODE_NOFILL) {
314: if (n->flags & NODE_LINE &&
315: (p->flags & TERMP_NONEWLINE) == 0)
316: term_newln(p);
317: p->flags |= TERMP_BRNEVER;
1.381 schwarze 318: } else {
319: if (n->flags & NODE_LINE)
320: term_tab_ref(p);
1.372 schwarze 321: p->flags &= ~TERMP_BRNEVER;
1.381 schwarze 322: }
1.372 schwarze 323:
1.367 schwarze 324: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.337 schwarze 325: return;
326:
1.70 kristaps 327: chld = 1;
1.362 schwarze 328: offset = p->tcol->offset;
329: rmargin = p->tcol->rmargin;
1.338 schwarze 330: n->flags &= ~NODE_ENDED;
1.305 schwarze 331: n->prev_font = p->fonti;
1.29 kristaps 332:
1.97 kristaps 333: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 334: npair.ppair = pair;
1.172 kristaps 335:
1.380 schwarze 336: if (n->flags & NODE_ID && n->tok != MDOC_Pp &&
337: (n->tok != MDOC_It || n->type != ROFFT_BLOCK))
1.379 schwarze 338: term_tag_write(n, p->line);
1.378 schwarze 339:
1.172 kristaps 340: /*
341: * Keeps only work until the end of a line. If a keep was
342: * invoked in a prior line, revert it to PREKEEP.
343: */
344:
1.338 schwarze 345: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.307 schwarze 346: p->flags &= ~TERMP_KEEP;
347: p->flags |= TERMP_PREKEEP;
1.172 kristaps 348: }
1.197 schwarze 349:
350: /*
1.217 schwarze 351: * After the keep flags have been set up, we may now
352: * produce output. Note that some pre-handlers do so.
353: */
354:
1.373 schwarze 355: act = NULL;
1.217 schwarze 356: switch (n->type) {
1.314 schwarze 357: case ROFFT_TEXT:
1.372 schwarze 358: if (n->flags & NODE_LINE) {
359: switch (*n->string) {
360: case '\0':
361: if (p->flags & TERMP_NONEWLINE)
362: term_newln(p);
363: else
364: term_vspace(p);
365: return;
366: case ' ':
367: if ((p->flags & TERMP_NONEWLINE) == 0)
368: term_newln(p);
369: break;
370: default:
371: break;
372: }
373: }
1.338 schwarze 374: if (NODE_DELIMC & n->flags)
1.222 kristaps 375: p->flags |= TERMP_NOSPACE;
1.217 schwarze 376: term_word(p, n->string);
1.338 schwarze 377: if (NODE_DELIMO & n->flags)
1.222 kristaps 378: p->flags |= TERMP_NOSPACE;
1.217 schwarze 379: break;
1.314 schwarze 380: case ROFFT_EQN:
1.338 schwarze 381: if ( ! (n->flags & NODE_LINE))
1.284 schwarze 382: p->flags |= TERMP_NOSPACE;
1.233 kristaps 383: term_eqn(p, n->eqn);
1.338 schwarze 384: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.285 schwarze 385: p->flags |= TERMP_NOSPACE;
1.217 schwarze 386: break;
1.314 schwarze 387: case ROFFT_TBL:
1.313 schwarze 388: if (p->tbl.cols == NULL)
389: term_newln(p);
1.217 schwarze 390: term_tbl(p, n->span);
391: break;
392: default:
1.351 schwarze 393: if (n->tok < ROFF_MAX) {
1.352 schwarze 394: roff_term_pre(p, n);
1.354 schwarze 395: return;
1.351 schwarze 396: }
397: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.368 schwarze 398: act = mdoc_term_acts + (n->tok - MDOC_Dd);
399: if (act->pre != NULL &&
1.331 schwarze 400: (n->end == ENDBODY_NOT || n->child != NULL))
1.368 schwarze 401: chld = (*act->pre)(p, &npair, meta, n);
1.217 schwarze 402: break;
403: }
404:
1.86 kristaps 405: if (chld && n->child)
1.245 schwarze 406: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 407:
1.244 schwarze 408: term_fontpopq(p,
1.310 schwarze 409: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.46 kristaps 410:
1.206 kristaps 411: switch (n->type) {
1.314 schwarze 412: case ROFFT_TEXT:
1.206 kristaps 413: break;
1.314 schwarze 414: case ROFFT_TBL:
1.216 kristaps 415: break;
1.314 schwarze 416: case ROFFT_EQN:
1.206 kristaps 417: break;
418: default:
1.368 schwarze 419: if (act->post == NULL || n->flags & NODE_ENDED)
1.206 kristaps 420: break;
1.368 schwarze 421: (void)(*act->post)(p, &npair, meta, n);
1.162 schwarze 422:
423: /*
424: * Explicit end tokens not only call the post
425: * handler, but also tell the respective block
426: * that it must not call the post handler again.
427: */
1.165 kristaps 428: if (ENDBODY_NOT != n->end)
1.338 schwarze 429: n->body->flags |= NODE_ENDED;
1.206 kristaps 430: break;
1.162 schwarze 431: }
1.121 kristaps 432:
1.338 schwarze 433: if (NODE_EOS & n->flags)
1.121 kristaps 434: p->flags |= TERMP_SENTENCE;
1.29 kristaps 435:
1.359 schwarze 436: if (n->type != ROFFT_TEXT)
1.362 schwarze 437: p->tcol->offset = offset;
438: p->tcol->rmargin = rmargin;
1.1 kristaps 439: }
440:
1.3 kristaps 441: static void
1.316 schwarze 442: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 443: {
1.292 schwarze 444: size_t sz;
1.144 kristaps 445:
1.102 kristaps 446: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 447:
1.264 schwarze 448: /*
1.9 kristaps 449: * Output the footer in new-groff style, that is, three columns
450: * with the middle being the manual date and flanking columns
451: * being the operating system:
452: *
453: * SYSTEM DATE SYSTEM
454: */
455:
1.1 kristaps 456: term_vspace(p);
457:
1.362 schwarze 458: p->tcol->offset = 0;
1.292 schwarze 459: sz = term_strlen(p, meta->date);
1.362 schwarze 460: p->tcol->rmargin = p->maxrmargin > sz ?
1.292 schwarze 461: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.250 schwarze 462: p->trailspace = 1;
1.1 kristaps 463: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
464:
1.245 schwarze 465: term_word(p, meta->os);
1.1 kristaps 466: term_flushln(p);
467:
1.362 schwarze 468: p->tcol->offset = p->tcol->rmargin;
1.292 schwarze 469: sz = term_strlen(p, meta->os);
1.362 schwarze 470: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.234 schwarze 471: p->flags |= TERMP_NOSPACE;
1.9 kristaps 472:
1.245 schwarze 473: term_word(p, meta->date);
1.9 kristaps 474: term_flushln(p);
475:
1.362 schwarze 476: p->tcol->offset = p->tcol->rmargin;
477: p->tcol->rmargin = p->maxrmargin;
1.250 schwarze 478: p->trailspace = 0;
1.1 kristaps 479: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 480: p->flags |= TERMP_NOSPACE;
1.1 kristaps 481:
1.245 schwarze 482: term_word(p, meta->os);
1.1 kristaps 483: term_flushln(p);
484:
1.362 schwarze 485: p->tcol->offset = 0;
486: p->tcol->rmargin = p->maxrmargin;
1.9 kristaps 487: p->flags = 0;
1.1 kristaps 488: }
489:
1.3 kristaps 490: static void
1.316 schwarze 491: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 492: {
1.267 schwarze 493: char *volume, *title;
494: size_t vollen, titlen;
1.1 kristaps 495:
496: /*
497: * The header is strange. It has three components, which are
498: * really two with the first duplicated. It goes like this:
499: *
500: * IDENTIFIER TITLE IDENTIFIER
501: *
502: * The IDENTIFIER is NAME(SECTION), which is the command-name
503: * (if given, or "unknown" if not) followed by the manual page
504: * section. These are given in `Dt'. The TITLE is a free-form
505: * string depending on the manual volume. If not specified, it
506: * switches on the manual section.
507: */
1.235 schwarze 508:
1.245 schwarze 509: assert(meta->vol);
1.267 schwarze 510: if (NULL == meta->arch)
511: volume = mandoc_strdup(meta->vol);
512: else
513: mandoc_asprintf(&volume, "%s (%s)",
514: meta->vol, meta->arch);
515: vollen = term_strlen(p, volume);
1.1 kristaps 516:
1.275 schwarze 517: if (NULL == meta->msec)
518: title = mandoc_strdup(meta->title);
519: else
520: mandoc_asprintf(&title, "%s(%s)",
521: meta->title, meta->msec);
1.235 schwarze 522: titlen = term_strlen(p, title);
1.1 kristaps 523:
1.235 schwarze 524: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250 schwarze 525: p->trailspace = 1;
1.362 schwarze 526: p->tcol->offset = 0;
527: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.267 schwarze 528: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.292 schwarze 529: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 530:
531: term_word(p, title);
532: term_flushln(p);
533:
1.235 schwarze 534: p->flags |= TERMP_NOSPACE;
1.362 schwarze 535: p->tcol->offset = p->tcol->rmargin;
536: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
537: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 538:
1.267 schwarze 539: term_word(p, volume);
1.1 kristaps 540: term_flushln(p);
541:
542: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 543: p->trailspace = 0;
1.362 schwarze 544: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.235 schwarze 545: p->flags |= TERMP_NOSPACE;
1.362 schwarze 546: p->tcol->offset = p->tcol->rmargin;
547: p->tcol->rmargin = p->maxrmargin;
1.235 schwarze 548: term_word(p, title);
549: term_flushln(p);
550: }
1.1 kristaps 551:
1.235 schwarze 552: p->flags &= ~TERMP_NOSPACE;
1.362 schwarze 553: p->tcol->offset = 0;
554: p->tcol->rmargin = p->maxrmargin;
1.266 schwarze 555: free(title);
1.267 schwarze 556: free(volume);
1.1 kristaps 557: }
558:
1.302 schwarze 559: static int
1.157 kristaps 560: a2width(const struct termp *p, const char *v)
1.91 kristaps 561: {
1.92 kristaps 562: struct roffsu su;
1.363 schwarze 563: const char *end;
1.1 kristaps 564:
1.363 schwarze 565: end = a2roffsu(v, &su, SCALE_MAX);
566: if (end == NULL || *end != '\0') {
1.382 schwarze 567: su.unit = SCALE_EN;
568: su.scale = term_strlen(p, v) / term_strlen(p, "0");
1.302 schwarze 569: }
1.364 schwarze 570: return term_hen(p, &su);
1.1 kristaps 571: }
572:
1.108 kristaps 573: /*
574: * Determine how much space to print out before block elements of `It'
575: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
576: * too.
577: */
1.54 kristaps 578: static void
1.377 schwarze 579: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 580: {
1.377 schwarze 581: struct roff_node *nn;
1.1 kristaps 582:
583: term_newln(p);
1.150 kristaps 584:
1.377 schwarze 585: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
586: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.54 kristaps 587: return;
588:
1.85 kristaps 589: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 590:
1.289 schwarze 591: nn = n;
1.377 schwarze 592: while (roff_node_prev(nn) == NULL) {
1.289 schwarze 593: do {
594: nn = nn->parent;
1.314 schwarze 595: if (nn->type == ROFFT_ROOT)
1.289 schwarze 596: return;
1.314 schwarze 597: } while (nn->type != ROFFT_BLOCK);
1.289 schwarze 598: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.54 kristaps 599: return;
1.289 schwarze 600: if (nn->tok == MDOC_It &&
601: nn->parent->parent->norm->Bl.type != LIST_item)
602: break;
1.1 kristaps 603: }
604:
1.377 schwarze 605: /*
606: * No vertical space after:
607: * items in .Bl -column
608: * items without a body in .Bl -diag
609: */
1.54 kristaps 610:
1.377 schwarze 611: if (bl->tok != MDOC_Bl ||
612: n->prev == NULL || n->prev->tok != MDOC_It ||
613: (bl->norm->Bl.type != LIST_column &&
614: (bl->norm->Bl.type != LIST_diag ||
615: n->prev->body->child != NULL)))
616: term_vspace(p);
1.260 schwarze 617: }
618:
1.1 kristaps 619:
620: static int
621: termp_it_pre(DECL_ARGS)
622: {
1.345 schwarze 623: struct roffsu su;
1.302 schwarze 624: char buf[24];
1.315 schwarze 625: const struct roff_node *bl, *nn;
1.302 schwarze 626: size_t ncols, dcol;
627: int i, offset, width;
1.126 kristaps 628: enum mdoc_list type;
1.1 kristaps 629:
1.314 schwarze 630: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 631: print_bvspace(p, n->parent->parent, n);
1.380 schwarze 632: if (n->flags & NODE_ID)
633: term_tag_write(n, p->line);
1.328 schwarze 634: return 1;
1.54 kristaps 635: }
1.1 kristaps 636:
1.86 kristaps 637: bl = n->parent->parent->parent;
1.202 kristaps 638: type = bl->norm->Bl.type;
1.1 kristaps 639:
1.264 schwarze 640: /*
1.302 schwarze 641: * Defaults for specific list types.
642: */
643:
644: switch (type) {
645: case LIST_bullet:
646: case LIST_dash:
647: case LIST_hyphen:
648: case LIST_enum:
649: width = term_len(p, 2);
650: break;
651: case LIST_hang:
1.332 schwarze 652: case LIST_tag:
1.302 schwarze 653: width = term_len(p, 8);
654: break;
655: case LIST_column:
656: width = term_len(p, 10);
657: break;
658: default:
659: width = 0;
660: break;
661: }
662: offset = 0;
663:
664: /*
1.108 kristaps 665: * First calculate width and offset. This is pretty easy unless
666: * we're a -column list, in which case all prior columns must
667: * be accounted for.
668: */
669:
1.302 schwarze 670: if (bl->norm->Bl.offs != NULL) {
1.288 schwarze 671: offset = a2width(p, bl->norm->Bl.offs);
1.362 schwarze 672: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
673: offset = -p->tcol->offset;
1.302 schwarze 674: else if (offset > SHRT_MAX)
675: offset = 0;
676: }
1.152 kristaps 677:
1.1 kristaps 678: switch (type) {
1.264 schwarze 679: case LIST_column:
1.314 schwarze 680: if (n->type == ROFFT_HEAD)
1.1 kristaps 681: break;
1.155 kristaps 682:
1.105 kristaps 683: /*
1.108 kristaps 684: * Imitate groff's column handling:
685: * - For each earlier column, add its width.
686: * - For less than 5 columns, add four more blanks per
687: * column.
688: * - For exactly 5 columns, add three more blank per
689: * column.
690: * - For more than 5 columns, add only one column.
1.105 kristaps 691: */
1.202 kristaps 692: ncols = bl->norm->Bl.ncols;
1.264 schwarze 693: dcol = ncols < 5 ? term_len(p, 4) :
694: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 695:
1.134 kristaps 696: /*
1.314 schwarze 697: * Calculate the offset by applying all prior ROFFT_BODY,
698: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.134 kristaps 699: */
700:
1.264 schwarze 701: for (i = 0, nn = n->prev;
702: nn->prev && i < (int)ncols;
1.345 schwarze 703: nn = nn->prev, i++) {
1.382 schwarze 704: su.unit = SCALE_EN;
705: su.scale = term_strlen(p, bl->norm->Bl.cols[i]) /
706: term_strlen(p, "0");
1.364 schwarze 707: offset += term_hen(p, &su) + dcol;
1.345 schwarze 708: }
1.105 kristaps 709:
710: /*
1.108 kristaps 711: * When exceeding the declared number of columns, leave
712: * the remaining widths at 0. This will later be
713: * adjusted to the default width of 10, or, for the last
714: * column, stretched to the right margin.
1.58 kristaps 715: */
1.108 kristaps 716: if (i >= (int)ncols)
717: break;
1.58 kristaps 718:
1.105 kristaps 719: /*
1.108 kristaps 720: * Use the declared column widths, extended as explained
721: * in the preceding paragraph.
1.105 kristaps 722: */
1.382 schwarze 723: su.unit = SCALE_EN;
724: su.scale = term_strlen(p, bl->norm->Bl.cols[i]) /
725: term_strlen(p, "0");
1.364 schwarze 726: width = term_hen(p, &su) + dcol;
1.1 kristaps 727: break;
728: default:
1.202 kristaps 729: if (NULL == bl->norm->Bl.width)
1.108 kristaps 730: break;
731:
1.264 schwarze 732: /*
1.108 kristaps 733: * Note: buffer the width by 2, which is groff's magic
734: * number for buffering single arguments. See the above
735: * handling for column for how this changes.
736: */
1.202 kristaps 737: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.362 schwarze 738: if (width < 0 && (size_t)(-width) > p->tcol->offset)
739: width = -p->tcol->offset;
1.302 schwarze 740: else if (width > SHRT_MAX)
741: width = 0;
1.1 kristaps 742: break;
743: }
744:
1.264 schwarze 745: /*
1.17 kristaps 746: * Whitespace control. Inset bodies need an initial space,
747: * while diagonal bodies need two.
1.1 kristaps 748: */
749:
1.51 kristaps 750: p->flags |= TERMP_NOSPACE;
751:
1.1 kristaps 752: switch (type) {
1.264 schwarze 753: case LIST_diag:
1.314 schwarze 754: if (n->type == ROFFT_BODY)
1.62 kristaps 755: term_word(p, "\\ \\ ");
1.51 kristaps 756: break;
1.264 schwarze 757: case LIST_inset:
1.331 schwarze 758: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.51 kristaps 759: term_word(p, "\\ ");
1.1 kristaps 760: break;
761: default:
762: break;
763: }
764:
1.51 kristaps 765: p->flags |= TERMP_NOSPACE;
766:
1.1 kristaps 767: switch (type) {
1.264 schwarze 768: case LIST_diag:
1.314 schwarze 769: if (n->type == ROFFT_HEAD)
1.102 kristaps 770: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 771: break;
772: default:
773: break;
774: }
775:
776: /*
1.109 kristaps 777: * Pad and break control. This is the tricky part. These flags
778: * are documented in term_flushln() in term.c. Note that we're
779: * going to unset all of these flags in termp_it_post() when we
780: * exit.
1.1 kristaps 781: */
782:
783: switch (type) {
1.264 schwarze 784: case LIST_enum:
1.329 schwarze 785: case LIST_bullet:
786: case LIST_dash:
787: case LIST_hyphen:
1.360 schwarze 788: if (n->type == ROFFT_HEAD) {
789: p->flags |= TERMP_NOBREAK | TERMP_HANG;
790: p->trailspace = 1;
791: } else if (width <= (int)term_len(p, 2))
792: p->flags |= TERMP_NOPAD;
1.39 kristaps 793: break;
1.264 schwarze 794: case LIST_hang:
1.314 schwarze 795: if (n->type != ROFFT_HEAD)
1.59 kristaps 796: break;
1.263 schwarze 797: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250 schwarze 798: p->trailspace = 1;
1.39 kristaps 799: break;
1.264 schwarze 800: case LIST_tag:
1.314 schwarze 801: if (n->type != ROFFT_HEAD)
1.39 kristaps 802: break;
1.250 schwarze 803:
1.326 schwarze 804: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.250 schwarze 805: p->trailspace = 2;
806:
1.86 kristaps 807: if (NULL == n->next || NULL == n->next->child)
1.360 schwarze 808: p->flags |= TERMP_HANG;
1.1 kristaps 809: break;
1.264 schwarze 810: case LIST_column:
1.314 schwarze 811: if (n->type == ROFFT_HEAD)
1.134 kristaps 812: break;
813:
1.250 schwarze 814: if (NULL == n->next) {
1.134 kristaps 815: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 816: p->trailspace = 0;
817: } else {
1.134 kristaps 818: p->flags |= TERMP_NOBREAK;
1.250 schwarze 819: p->trailspace = 1;
820: }
1.134 kristaps 821:
1.1 kristaps 822: break;
1.264 schwarze 823: case LIST_diag:
1.314 schwarze 824: if (n->type != ROFFT_HEAD)
1.250 schwarze 825: break;
1.263 schwarze 826: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 827: p->trailspace = 1;
1.1 kristaps 828: break;
829: default:
830: break;
831: }
832:
1.264 schwarze 833: /*
1.1 kristaps 834: * Margin control. Set-head-width lists have their right
835: * margins shortened. The body for these lists has the offset
836: * necessarily lengthened. Everybody gets the offset.
837: */
838:
1.362 schwarze 839: p->tcol->offset += offset;
1.1 kristaps 840:
841: switch (type) {
1.264 schwarze 842: case LIST_bullet:
843: case LIST_dash:
844: case LIST_enum:
845: case LIST_hyphen:
1.360 schwarze 846: case LIST_hang:
1.264 schwarze 847: case LIST_tag:
1.314 schwarze 848: if (n->type == ROFFT_HEAD)
1.362 schwarze 849: p->tcol->rmargin = p->tcol->offset + width;
1.292 schwarze 850: else
1.362 schwarze 851: p->tcol->offset += width;
1.1 kristaps 852: break;
1.264 schwarze 853: case LIST_column:
1.49 kristaps 854: assert(width);
1.362 schwarze 855: p->tcol->rmargin = p->tcol->offset + width;
1.264 schwarze 856: /*
1.50 kristaps 857: * XXX - this behaviour is not documented: the
858: * right-most column is filled to the right margin.
859: */
1.314 schwarze 860: if (n->type == ROFFT_HEAD)
1.134 kristaps 861: break;
1.362 schwarze 862: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
863: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 864: break;
865: default:
866: break;
867: }
868:
1.264 schwarze 869: /*
1.1 kristaps 870: * The dash, hyphen, bullet and enum lists all have a special
1.264 schwarze 871: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 872: */
873:
1.314 schwarze 874: if (n->type == ROFFT_HEAD)
1.1 kristaps 875: switch (type) {
1.264 schwarze 876: case LIST_bullet:
1.102 kristaps 877: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 878: term_word(p, "\\[bu]");
1.102 kristaps 879: term_fontpop(p);
1.1 kristaps 880: break;
1.264 schwarze 881: case LIST_dash:
882: case LIST_hyphen:
1.102 kristaps 883: term_fontpush(p, TERMFONT_BOLD);
1.330 schwarze 884: term_word(p, "-");
1.102 kristaps 885: term_fontpop(p);
1.1 kristaps 886: break;
1.264 schwarze 887: case LIST_enum:
1.1 kristaps 888: (pair->ppair->ppair->count)++;
1.265 schwarze 889: (void)snprintf(buf, sizeof(buf), "%d.",
1.264 schwarze 890: pair->ppair->ppair->count);
1.1 kristaps 891: term_word(p, buf);
892: break;
893: default:
894: break;
895: }
896:
1.264 schwarze 897: /*
1.1 kristaps 898: * If we're not going to process our children, indicate so here.
899: */
900:
901: switch (type) {
1.264 schwarze 902: case LIST_bullet:
903: case LIST_item:
904: case LIST_dash:
905: case LIST_hyphen:
906: case LIST_enum:
1.314 schwarze 907: if (n->type == ROFFT_HEAD)
1.328 schwarze 908: return 0;
1.1 kristaps 909: break;
1.264 schwarze 910: case LIST_column:
1.314 schwarze 911: if (n->type == ROFFT_HEAD)
1.328 schwarze 912: return 0;
1.360 schwarze 913: p->minbl = 0;
1.1 kristaps 914: break;
915: default:
916: break;
917: }
918:
1.328 schwarze 919: return 1;
1.1 kristaps 920: }
921:
922: static void
923: termp_it_post(DECL_ARGS)
924: {
1.126 kristaps 925: enum mdoc_list type;
1.1 kristaps 926:
1.314 schwarze 927: if (n->type == ROFFT_BLOCK)
1.1 kristaps 928: return;
929:
1.202 kristaps 930: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 931:
932: switch (type) {
1.264 schwarze 933: case LIST_item:
934: case LIST_diag:
935: case LIST_inset:
1.314 schwarze 936: if (n->type == ROFFT_BODY)
1.130 schwarze 937: term_newln(p);
1.1 kristaps 938: break;
1.264 schwarze 939: case LIST_column:
1.314 schwarze 940: if (n->type == ROFFT_BODY)
1.1 kristaps 941: term_flushln(p);
942: break;
943: default:
1.130 schwarze 944: term_newln(p);
1.1 kristaps 945: break;
946: }
947:
1.264 schwarze 948: /*
1.109 kristaps 949: * Now that our output is flushed, we can reset our tags. Since
950: * only `It' sets these flags, we're free to assume that nobody
951: * has munged them in the meanwhile.
952: */
953:
1.360 schwarze 954: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 955: p->trailspace = 0;
1.1 kristaps 956: }
957:
958: static int
959: termp_nm_pre(DECL_ARGS)
960: {
1.296 schwarze 961: const char *cp;
1.1 kristaps 962:
1.314 schwarze 963: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 964: p->flags |= TERMP_PREKEEP;
1.328 schwarze 965: return 1;
1.253 schwarze 966: }
1.164 schwarze 967:
1.314 schwarze 968: if (n->type == ROFFT_BODY) {
1.362 schwarze 969: if (n->child == NULL)
1.328 schwarze 970: return 0;
1.234 schwarze 971: p->flags |= TERMP_NOSPACE;
1.296 schwarze 972: cp = NULL;
973: if (n->prev->child != NULL)
974: cp = n->prev->child->string;
975: if (cp == NULL)
976: cp = meta->name;
977: if (cp == NULL)
1.362 schwarze 978: p->tcol->offset += term_len(p, 6);
1.296 schwarze 979: else
1.362 schwarze 980: p->tcol->offset += term_len(p, 1) +
981: term_strlen(p, cp);
1.328 schwarze 982: return 1;
1.164 schwarze 983: }
984:
1.343 schwarze 985: if (n->child == NULL)
1.328 schwarze 986: return 0;
1.125 kristaps 987:
1.314 schwarze 988: if (n->type == ROFFT_HEAD)
1.177 schwarze 989: synopsis_pre(p, n->parent);
1.102 kristaps 990:
1.314 schwarze 991: if (n->type == ROFFT_HEAD &&
1.362 schwarze 992: n->next != NULL && n->next->child != NULL) {
1.263 schwarze 993: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 994: p->trailspace = 1;
1.362 schwarze 995: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
996: if (n->child == NULL)
997: p->tcol->rmargin += term_strlen(p, meta->name);
998: else if (n->child->type == ROFFT_TEXT) {
999: p->tcol->rmargin += term_strlen(p, n->child->string);
1000: if (n->child->next != NULL)
1.185 schwarze 1001: p->flags |= TERMP_HANG;
1002: } else {
1.362 schwarze 1003: p->tcol->rmargin += term_len(p, 5);
1.185 schwarze 1004: p->flags |= TERMP_HANG;
1005: }
1.164 schwarze 1006: }
1.379 schwarze 1007: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1008: }
1009:
1.164 schwarze 1010: static void
1011: termp_nm_post(DECL_ARGS)
1012: {
1.379 schwarze 1013: switch (n->type) {
1014: case ROFFT_BLOCK:
1.253 schwarze 1015: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.379 schwarze 1016: break;
1017: case ROFFT_HEAD:
1018: if (n->next == NULL || n->next->child == NULL)
1019: break;
1.164 schwarze 1020: term_flushln(p);
1.263 schwarze 1021: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 1022: p->trailspace = 0;
1.379 schwarze 1023: break;
1024: case ROFFT_BODY:
1025: if (n->child != NULL)
1026: term_flushln(p);
1027: break;
1028: default:
1029: break;
1030: }
1.164 schwarze 1031: }
1032:
1.1 kristaps 1033: static int
1034: termp_fl_pre(DECL_ARGS)
1035: {
1.377 schwarze 1036: struct roff_node *nn;
1.1 kristaps 1037:
1.102 kristaps 1038: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1039: term_word(p, "\\-");
1.103 kristaps 1040:
1.377 schwarze 1041: if (n->child != NULL ||
1042: ((nn = roff_node_next(n)) != NULL &&
1043: nn->type != ROFFT_TEXT &&
1044: (nn->flags & NODE_LINE) == 0))
1.103 kristaps 1045: p->flags |= TERMP_NOSPACE;
1046:
1.328 schwarze 1047: return 1;
1.1 kristaps 1048: }
1049:
1050: static int
1.184 kristaps 1051: termp__a_pre(DECL_ARGS)
1052: {
1.377 schwarze 1053: struct roff_node *nn;
1.184 kristaps 1054:
1.377 schwarze 1055: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
1056: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
1057: term_word(p, "and");
1.184 kristaps 1058:
1.328 schwarze 1059: return 1;
1.184 kristaps 1060: }
1061:
1062: static int
1.61 kristaps 1063: termp_an_pre(DECL_ARGS)
1064: {
1065:
1.282 schwarze 1066: if (n->norm->An.auth == AUTH_split) {
1067: p->flags &= ~TERMP_NOSPLIT;
1068: p->flags |= TERMP_SPLIT;
1.328 schwarze 1069: return 0;
1.282 schwarze 1070: }
1071: if (n->norm->An.auth == AUTH_nosplit) {
1072: p->flags &= ~TERMP_SPLIT;
1073: p->flags |= TERMP_NOSPLIT;
1.328 schwarze 1074: return 0;
1.282 schwarze 1075: }
1.264 schwarze 1076:
1.282 schwarze 1077: if (p->flags & TERMP_SPLIT)
1.61 kristaps 1078: term_newln(p);
1079:
1.282 schwarze 1080: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1081: p->flags |= TERMP_SPLIT;
1.61 kristaps 1082:
1.328 schwarze 1083: return 1;
1.61 kristaps 1084: }
1085:
1086: static int
1.1 kristaps 1087: termp_ns_pre(DECL_ARGS)
1088: {
1089:
1.338 schwarze 1090: if ( ! (NODE_LINE & n->flags))
1.215 kristaps 1091: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1092: return 1;
1.1 kristaps 1093: }
1094:
1095: static int
1096: termp_rs_pre(DECL_ARGS)
1097: {
1.86 kristaps 1098: if (SEC_SEE_ALSO != n->sec)
1.328 schwarze 1099: return 1;
1.377 schwarze 1100: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1101: term_vspace(p);
1.328 schwarze 1102: return 1;
1.1 kristaps 1103: }
1104:
1105: static int
1106: termp_ex_pre(DECL_ARGS)
1107: {
1.224 kristaps 1108: term_newln(p);
1.341 schwarze 1109: return 1;
1.1 kristaps 1110: }
1111:
1112: static int
1113: termp_nd_pre(DECL_ARGS)
1114: {
1.314 schwarze 1115: if (n->type == ROFFT_BODY)
1.297 schwarze 1116: term_word(p, "\\(en");
1.328 schwarze 1117: return 1;
1.115 kristaps 1118: }
1119:
1120: static int
1121: termp_bl_pre(DECL_ARGS)
1122: {
1.380 schwarze 1123: switch (n->type) {
1124: case ROFFT_BLOCK:
1125: term_newln(p);
1126: return 1;
1127: case ROFFT_HEAD:
1128: return 0;
1129: default:
1130: return 1;
1131: }
1.1 kristaps 1132: }
1133:
1134: static void
1135: termp_bl_post(DECL_ARGS)
1136: {
1.356 schwarze 1137: if (n->type != ROFFT_BLOCK)
1138: return;
1139: term_newln(p);
1140: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1141: return;
1142: term_tab_set(p, NULL);
1143: term_tab_set(p, "T");
1144: term_tab_set(p, ".5i");
1.1 kristaps 1145: }
1146:
1147: static int
1148: termp_xr_pre(DECL_ARGS)
1149: {
1.225 kristaps 1150: if (NULL == (n = n->child))
1.328 schwarze 1151: return 0;
1.113 kristaps 1152:
1.314 schwarze 1153: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1154: term_word(p, n->string);
1.11 kristaps 1155:
1.264 schwarze 1156: if (NULL == (n = n->next))
1.328 schwarze 1157: return 0;
1.225 kristaps 1158:
1.1 kristaps 1159: p->flags |= TERMP_NOSPACE;
1160: term_word(p, "(");
1.222 kristaps 1161: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1162:
1.314 schwarze 1163: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1164: term_word(p, n->string);
1165:
1.222 kristaps 1166: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1167: term_word(p, ")");
1.86 kristaps 1168:
1.328 schwarze 1169: return 0;
1.1 kristaps 1170: }
1171:
1.143 kristaps 1172: /*
1173: * This decides how to assert whitespace before any of the SYNOPSIS set
1174: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1175: * macro combos).
1176: */
1177: static void
1.377 schwarze 1178: synopsis_pre(struct termp *p, struct roff_node *n)
1.143 kristaps 1179: {
1.377 schwarze 1180: struct roff_node *np;
1181:
1182: if ((n->flags & NODE_SYNPRETTY) == 0 ||
1183: (np = roff_node_prev(n)) == NULL)
1.143 kristaps 1184: return;
1185:
1186: /*
1187: * If we're the second in a pair of like elements, emit our
1188: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1189: * case we soldier on.
1190: */
1.377 schwarze 1191: if (np->tok == n->tok &&
1.264 schwarze 1192: MDOC_Ft != n->tok &&
1193: MDOC_Fo != n->tok &&
1194: MDOC_Fn != n->tok) {
1.143 kristaps 1195: term_newln(p);
1196: return;
1197: }
1198:
1199: /*
1200: * If we're one of the SYNOPSIS set and non-like pair-wise after
1201: * another (or Fn/Fo, which we've let slip through) then assert
1202: * vertical space, else only newline and move on.
1203: */
1.377 schwarze 1204: switch (np->tok) {
1.264 schwarze 1205: case MDOC_Fd:
1206: case MDOC_Fn:
1207: case MDOC_Fo:
1208: case MDOC_In:
1209: case MDOC_Vt:
1.143 kristaps 1210: term_vspace(p);
1211: break;
1.264 schwarze 1212: case MDOC_Ft:
1.377 schwarze 1213: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.143 kristaps 1214: term_vspace(p);
1215: break;
1216: }
1217: /* FALLTHROUGH */
1218: default:
1219: term_newln(p);
1220: break;
1221: }
1222: }
1223:
1.110 kristaps 1224: static int
1225: termp_vt_pre(DECL_ARGS)
1226: {
1.379 schwarze 1227: switch (n->type) {
1228: case ROFFT_ELEM:
1229: return termp_ft_pre(p, pair, meta, n);
1230: case ROFFT_BLOCK:
1.143 kristaps 1231: synopsis_pre(p, n);
1.328 schwarze 1232: return 1;
1.379 schwarze 1233: case ROFFT_HEAD:
1.328 schwarze 1234: return 0;
1.379 schwarze 1235: default:
1236: return termp_under_pre(p, pair, meta, n);
1237: }
1.110 kristaps 1238: }
1239:
1.1 kristaps 1240: static int
1.69 kristaps 1241: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1242: {
1.102 kristaps 1243: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1244: return 1;
1.1 kristaps 1245: }
1246:
1.143 kristaps 1247: static int
1248: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1249: {
1.143 kristaps 1250: synopsis_pre(p, n);
1.328 schwarze 1251: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1252: }
1253:
1.241 schwarze 1254: static void
1255: termp_fd_post(DECL_ARGS)
1256: {
1257: term_newln(p);
1258: }
1259:
1.1 kristaps 1260: static int
1261: termp_sh_pre(DECL_ARGS)
1262: {
1.377 schwarze 1263: struct roff_node *np;
1.85 kristaps 1264:
1.86 kristaps 1265: switch (n->type) {
1.314 schwarze 1266: case ROFFT_BLOCK:
1.293 schwarze 1267: /*
1268: * Vertical space before sections, except
1269: * when the previous section was empty.
1270: */
1.377 schwarze 1271: if ((np = roff_node_prev(n)) == NULL ||
1272: np->tok != MDOC_Sh ||
1273: (np->body != NULL && np->body->child != NULL))
1.293 schwarze 1274: term_vspace(p);
1.65 kristaps 1275: break;
1.314 schwarze 1276: case ROFFT_HEAD:
1.379 schwarze 1277: return termp_bold_pre(p, pair, meta, n);
1.314 schwarze 1278: case ROFFT_BODY:
1.362 schwarze 1279: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1280: term_tab_set(p, NULL);
1281: term_tab_set(p, "T");
1282: term_tab_set(p, ".5i");
1.379 schwarze 1283: if (n->sec == SEC_AUTHORS)
1.239 schwarze 1284: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1285: break;
1286: default:
1287: break;
1288: }
1.328 schwarze 1289: return 1;
1.1 kristaps 1290: }
1291:
1292: static void
1293: termp_sh_post(DECL_ARGS)
1294: {
1.86 kristaps 1295: switch (n->type) {
1.314 schwarze 1296: case ROFFT_HEAD:
1.1 kristaps 1297: term_newln(p);
1298: break;
1.314 schwarze 1299: case ROFFT_BODY:
1.1 kristaps 1300: term_newln(p);
1.362 schwarze 1301: p->tcol->offset = 0;
1.1 kristaps 1302: break;
1303: default:
1304: break;
1305: }
1306: }
1307:
1308: static void
1309: termp_lb_post(DECL_ARGS)
1310: {
1.379 schwarze 1311: if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE)
1.81 kristaps 1312: term_newln(p);
1.1 kristaps 1313: }
1314:
1315: static int
1316: termp_d1_pre(DECL_ARGS)
1317: {
1.314 schwarze 1318: if (n->type != ROFFT_BLOCK)
1.328 schwarze 1319: return 1;
1.1 kristaps 1320: term_newln(p);
1.362 schwarze 1321: p->tcol->offset += term_len(p, p->defindent + 1);
1.356 schwarze 1322: term_tab_set(p, NULL);
1323: term_tab_set(p, "T");
1324: term_tab_set(p, ".5i");
1.328 schwarze 1325: return 1;
1.1 kristaps 1326: }
1327:
1328: static int
1329: termp_ft_pre(DECL_ARGS)
1330: {
1.143 kristaps 1331: synopsis_pre(p, n);
1.379 schwarze 1332: return termp_under_pre(p, pair, meta, n);
1.1 kristaps 1333: }
1334:
1335: static int
1336: termp_fn_pre(DECL_ARGS)
1337: {
1.257 schwarze 1338: size_t rmargin = 0;
1.226 kristaps 1339: int pretty;
1340:
1.143 kristaps 1341: synopsis_pre(p, n);
1.379 schwarze 1342: pretty = n->flags & NODE_SYNPRETTY;
1343: if ((n = n->child) == NULL)
1.328 schwarze 1344: return 0;
1.226 kristaps 1345:
1.251 schwarze 1346: if (pretty) {
1.362 schwarze 1347: rmargin = p->tcol->rmargin;
1348: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1349: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251 schwarze 1350: }
1351:
1.314 schwarze 1352: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1353: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1354: term_word(p, n->string);
1.102 kristaps 1355: term_fontpop(p);
1.1 kristaps 1356:
1.251 schwarze 1357: if (pretty) {
1358: term_flushln(p);
1.263 schwarze 1359: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.360 schwarze 1360: p->flags |= TERMP_NOPAD;
1.362 schwarze 1361: p->tcol->offset = p->tcol->rmargin;
1362: p->tcol->rmargin = rmargin;
1.251 schwarze 1363: }
1364:
1.1 kristaps 1365: p->flags |= TERMP_NOSPACE;
1366: term_word(p, "(");
1.222 kristaps 1367: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1368:
1.226 kristaps 1369: for (n = n->next; n; n = n->next) {
1.314 schwarze 1370: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1371: term_fontpush(p, TERMFONT_UNDER);
1.255 schwarze 1372: if (pretty)
1373: p->flags |= TERMP_NBRWORD;
1.226 kristaps 1374: term_word(p, n->string);
1.102 kristaps 1375: term_fontpop(p);
1376:
1.226 kristaps 1377: if (n->next) {
1.222 kristaps 1378: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1379: term_word(p, ",");
1.222 kristaps 1380: }
1.1 kristaps 1381: }
1382:
1.222 kristaps 1383: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1384: term_word(p, ")");
1385:
1.226 kristaps 1386: if (pretty) {
1.222 kristaps 1387: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1388: term_word(p, ";");
1.251 schwarze 1389: term_flushln(p);
1.222 kristaps 1390: }
1.328 schwarze 1391: return 0;
1.1 kristaps 1392: }
1393:
1394: static int
1395: termp_fa_pre(DECL_ARGS)
1396: {
1.315 schwarze 1397: const struct roff_node *nn;
1.1 kristaps 1398:
1.379 schwarze 1399: if (n->parent->tok != MDOC_Fo)
1400: return termp_under_pre(p, pair, meta, n);
1401:
1.377 schwarze 1402: for (nn = n->child; nn != NULL; nn = nn->next) {
1.102 kristaps 1403: term_fontpush(p, TERMFONT_UNDER);
1.258 schwarze 1404: p->flags |= TERMP_NBRWORD;
1.86 kristaps 1405: term_word(p, nn->string);
1.102 kristaps 1406: term_fontpop(p);
1.377 schwarze 1407: if (nn->next != NULL) {
1.222 kristaps 1408: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1409: term_word(p, ",");
1.222 kristaps 1410: }
1.1 kristaps 1411: }
1.377 schwarze 1412: if (n->child != NULL &&
1413: (nn = roff_node_next(n)) != NULL &&
1414: nn->tok == MDOC_Fa) {
1415: p->flags |= TERMP_NOSPACE;
1416: term_word(p, ",");
1417: }
1.328 schwarze 1418: return 0;
1.1 kristaps 1419: }
1420:
1421: static int
1422: termp_bd_pre(DECL_ARGS)
1423: {
1.302 schwarze 1424: int offset;
1.1 kristaps 1425:
1.314 schwarze 1426: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 1427: print_bvspace(p, n, n);
1.328 schwarze 1428: return 1;
1.314 schwarze 1429: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1430: return 0;
1.1 kristaps 1431:
1.288 schwarze 1432: /* Handle the -offset argument. */
1433:
1434: if (n->norm->Bd.offs == NULL ||
1435: ! strcmp(n->norm->Bd.offs, "left"))
1436: /* nothing */;
1437: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.362 schwarze 1438: p->tcol->offset += term_len(p, p->defindent + 1);
1.288 schwarze 1439: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.362 schwarze 1440: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.302 schwarze 1441: else {
1442: offset = a2width(p, n->norm->Bd.offs);
1.362 schwarze 1443: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1444: p->tcol->offset = 0;
1.302 schwarze 1445: else if (offset < SHRT_MAX)
1.362 schwarze 1446: p->tcol->offset += offset;
1.302 schwarze 1447: }
1.85 kristaps 1448:
1.372 schwarze 1449: switch (n->norm->Bd.type) {
1450: case DISP_literal:
1.356 schwarze 1451: term_tab_set(p, NULL);
1452: term_tab_set(p, "T");
1453: term_tab_set(p, "8n");
1.372 schwarze 1454: break;
1455: case DISP_centered:
1456: p->flags |= TERMP_CENTER;
1457: break;
1458: default:
1459: break;
1.356 schwarze 1460: }
1.372 schwarze 1461: return 1;
1.1 kristaps 1462: }
1463:
1464: static void
1465: termp_bd_post(DECL_ARGS)
1466: {
1.314 schwarze 1467: if (n->type != ROFFT_BODY)
1.1 kristaps 1468: return;
1.372 schwarze 1469: if (n->norm->Bd.type == DISP_unfilled ||
1470: n->norm->Bd.type == DISP_literal)
1.361 schwarze 1471: p->flags |= TERMP_BRNEVER;
1.60 kristaps 1472: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1473: term_newln(p);
1.361 schwarze 1474: p->flags &= ~TERMP_BRNEVER;
1.372 schwarze 1475: if (n->norm->Bd.type == DISP_centered)
1476: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1477: }
1478:
1479: static int
1.26 kristaps 1480: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1481: {
1.339 schwarze 1482: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1483: p->flags |= TERMP_PREKEEP;
1484: return 1;
1485: }
1.1 kristaps 1486:
1.339 schwarze 1487: static void
1488: termp_xx_post(DECL_ARGS)
1489: {
1490: if (n->aux == 0)
1491: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1492: }
1493:
1494: static void
1495: termp_pf_post(DECL_ARGS)
1496: {
1.377 schwarze 1497: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.298 schwarze 1498: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1499: }
1500:
1501: static int
1502: termp_ss_pre(DECL_ARGS)
1503: {
1.86 kristaps 1504: switch (n->type) {
1.314 schwarze 1505: case ROFFT_BLOCK:
1.377 schwarze 1506: if (roff_node_prev(n) == NULL)
1507: term_newln(p);
1508: else
1.1 kristaps 1509: term_vspace(p);
1510: break;
1.314 schwarze 1511: case ROFFT_HEAD:
1.362 schwarze 1512: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.379 schwarze 1513: return termp_bold_pre(p, pair, meta, n);
1.314 schwarze 1514: case ROFFT_BODY:
1.362 schwarze 1515: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1516: term_tab_set(p, NULL);
1517: term_tab_set(p, "T");
1518: term_tab_set(p, ".5i");
1.274 schwarze 1519: break;
1.1 kristaps 1520: default:
1521: break;
1522: }
1.328 schwarze 1523: return 1;
1.1 kristaps 1524: }
1525:
1526: static void
1527: termp_ss_post(DECL_ARGS)
1528: {
1.314 schwarze 1529: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1530: term_newln(p);
1531: }
1532:
1533: static int
1534: termp_in_pre(DECL_ARGS)
1535: {
1.143 kristaps 1536: synopsis_pre(p, n);
1.379 schwarze 1537: if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) {
1.138 kristaps 1538: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1539: term_word(p, "#include");
1.138 kristaps 1540: term_word(p, "<");
1541: } else {
1542: term_word(p, "<");
1543: term_fontpush(p, TERMFONT_UNDER);
1544: }
1.1 kristaps 1545: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1546: return 1;
1.1 kristaps 1547: }
1548:
1549: static void
1550: termp_in_post(DECL_ARGS)
1551: {
1.379 schwarze 1552: if (n->flags & NODE_SYNPRETTY)
1.138 kristaps 1553: term_fontpush(p, TERMFONT_BOLD);
1.79 kristaps 1554: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1555: term_word(p, ">");
1.379 schwarze 1556: if (n->flags & NODE_SYNPRETTY)
1.138 kristaps 1557: term_fontpop(p);
1.1 kristaps 1558: }
1559:
1560: static int
1.355 schwarze 1561: termp_pp_pre(DECL_ARGS)
1.45 kristaps 1562: {
1.355 schwarze 1563: term_vspace(p);
1.380 schwarze 1564: if (n->flags & NODE_ID)
1565: term_tag_write(n, p->line);
1.328 schwarze 1566: return 0;
1.45 kristaps 1567: }
1568:
1569: static int
1.294 schwarze 1570: termp_skip_pre(DECL_ARGS)
1.268 schwarze 1571: {
1.328 schwarze 1572: return 0;
1.268 schwarze 1573: }
1574:
1575: static int
1.188 kristaps 1576: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1577: {
1.314 schwarze 1578: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.328 schwarze 1579: return 1;
1.1 kristaps 1580:
1.188 kristaps 1581: switch (n->tok) {
1.264 schwarze 1582: case MDOC_Ao:
1583: case MDOC_Aq:
1.331 schwarze 1584: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1585: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.188 kristaps 1586: break;
1.264 schwarze 1587: case MDOC_Bro:
1588: case MDOC_Brq:
1.188 kristaps 1589: term_word(p, "{");
1590: break;
1.264 schwarze 1591: case MDOC_Oo:
1592: case MDOC_Op:
1593: case MDOC_Bo:
1594: case MDOC_Bq:
1.188 kristaps 1595: term_word(p, "[");
1596: break;
1.346 schwarze 1597: case MDOC__T:
1598: /* FALLTHROUGH */
1.264 schwarze 1599: case MDOC_Do:
1600: case MDOC_Dq:
1.366 schwarze 1601: term_word(p, "\\(lq");
1.188 kristaps 1602: break;
1.268 schwarze 1603: case MDOC_En:
1604: if (NULL == n->norm->Es ||
1605: NULL == n->norm->Es->child)
1.328 schwarze 1606: return 1;
1.268 schwarze 1607: term_word(p, n->norm->Es->child->string);
1608: break;
1.264 schwarze 1609: case MDOC_Po:
1610: case MDOC_Pq:
1.188 kristaps 1611: term_word(p, "(");
1612: break;
1.264 schwarze 1613: case MDOC_Qo:
1614: case MDOC_Qq:
1.188 kristaps 1615: term_word(p, "\"");
1616: break;
1.264 schwarze 1617: case MDOC_Ql:
1618: case MDOC_So:
1619: case MDOC_Sq:
1.249 schwarze 1620: term_word(p, "\\(oq");
1.188 kristaps 1621: break;
1622: default:
1623: abort();
1624: }
1.1 kristaps 1625:
1626: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1627: return 1;
1.1 kristaps 1628: }
1629:
1630: static void
1.188 kristaps 1631: termp_quote_post(DECL_ARGS)
1.1 kristaps 1632: {
1633:
1.314 schwarze 1634: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1635: return;
1636:
1.306 schwarze 1637: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1638:
1.188 kristaps 1639: switch (n->tok) {
1.264 schwarze 1640: case MDOC_Ao:
1641: case MDOC_Aq:
1.331 schwarze 1642: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1643: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.188 kristaps 1644: break;
1.264 schwarze 1645: case MDOC_Bro:
1646: case MDOC_Brq:
1.188 kristaps 1647: term_word(p, "}");
1648: break;
1.264 schwarze 1649: case MDOC_Oo:
1650: case MDOC_Op:
1651: case MDOC_Bo:
1652: case MDOC_Bq:
1.188 kristaps 1653: term_word(p, "]");
1654: break;
1.346 schwarze 1655: case MDOC__T:
1656: /* FALLTHROUGH */
1.264 schwarze 1657: case MDOC_Do:
1658: case MDOC_Dq:
1.366 schwarze 1659: term_word(p, "\\(rq");
1.268 schwarze 1660: break;
1661: case MDOC_En:
1.306 schwarze 1662: if (n->norm->Es == NULL ||
1663: n->norm->Es->child == NULL ||
1664: n->norm->Es->child->next == NULL)
1665: p->flags &= ~TERMP_NOSPACE;
1666: else
1.268 schwarze 1667: term_word(p, n->norm->Es->child->next->string);
1.188 kristaps 1668: break;
1.264 schwarze 1669: case MDOC_Po:
1670: case MDOC_Pq:
1.188 kristaps 1671: term_word(p, ")");
1672: break;
1.264 schwarze 1673: case MDOC_Qo:
1674: case MDOC_Qq:
1.188 kristaps 1675: term_word(p, "\"");
1676: break;
1.264 schwarze 1677: case MDOC_Ql:
1678: case MDOC_So:
1679: case MDOC_Sq:
1.249 schwarze 1680: term_word(p, "\\(cq");
1.188 kristaps 1681: break;
1682: default:
1683: abort();
1684: }
1.306 schwarze 1685: }
1686:
1687: static int
1688: termp_eo_pre(DECL_ARGS)
1689: {
1690:
1.314 schwarze 1691: if (n->type != ROFFT_BODY)
1.328 schwarze 1692: return 1;
1.306 schwarze 1693:
1694: if (n->end == ENDBODY_NOT &&
1695: n->parent->head->child == NULL &&
1696: n->child != NULL &&
1697: n->child->end != ENDBODY_NOT)
1698: term_word(p, "\\&");
1699: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.309 schwarze 1700: n->parent->head->child != NULL && (n->child != NULL ||
1701: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.306 schwarze 1702: p->flags |= TERMP_NOSPACE;
1703:
1.328 schwarze 1704: return 1;
1.306 schwarze 1705: }
1706:
1707: static void
1708: termp_eo_post(DECL_ARGS)
1709: {
1710: int body, tail;
1711:
1.314 schwarze 1712: if (n->type != ROFFT_BODY)
1.306 schwarze 1713: return;
1714:
1715: if (n->end != ENDBODY_NOT) {
1716: p->flags &= ~TERMP_NOSPACE;
1717: return;
1718: }
1719:
1720: body = n->child != NULL || n->parent->head->child != NULL;
1721: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1722:
1723: if (body && tail)
1724: p->flags |= TERMP_NOSPACE;
1725: else if ( ! (body || tail))
1726: term_word(p, "\\&");
1727: else if ( ! tail)
1728: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1729: }
1730:
1731: static int
1732: termp_fo_pre(DECL_ARGS)
1733: {
1.379 schwarze 1734: size_t rmargin;
1.256 schwarze 1735:
1.379 schwarze 1736: switch (n->type) {
1737: case ROFFT_BLOCK:
1.143 kristaps 1738: synopsis_pre(p, n);
1.328 schwarze 1739: return 1;
1.379 schwarze 1740: case ROFFT_BODY:
1741: rmargin = p->tcol->rmargin;
1742: if (n->flags & NODE_SYNPRETTY) {
1.362 schwarze 1743: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1744: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1745: TERMP_HANG;
1.256 schwarze 1746: }
1.33 kristaps 1747: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1748: term_word(p, "(");
1.222 kristaps 1749: p->flags |= TERMP_NOSPACE;
1.379 schwarze 1750: if (n->flags & NODE_SYNPRETTY) {
1.256 schwarze 1751: term_flushln(p);
1.263 schwarze 1752: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1753: TERMP_HANG);
1.360 schwarze 1754: p->flags |= TERMP_NOPAD;
1.362 schwarze 1755: p->tcol->offset = p->tcol->rmargin;
1756: p->tcol->rmargin = rmargin;
1.256 schwarze 1757: }
1.328 schwarze 1758: return 1;
1.379 schwarze 1759: default:
1760: return termp_bold_pre(p, pair, meta, n);
1.256 schwarze 1761: }
1.1 kristaps 1762: }
1763:
1764: static void
1765: termp_fo_post(DECL_ARGS)
1766: {
1.314 schwarze 1767: if (n->type != ROFFT_BODY)
1.143 kristaps 1768: return;
1769:
1.222 kristaps 1770: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1771: term_word(p, ")");
1772:
1.379 schwarze 1773: if (n->flags & NODE_SYNPRETTY) {
1.222 kristaps 1774: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1775: term_word(p, ";");
1.256 schwarze 1776: term_flushln(p);
1.222 kristaps 1777: }
1.1 kristaps 1778: }
1779:
1780: static int
1781: termp_bf_pre(DECL_ARGS)
1782: {
1.379 schwarze 1783: switch (n->type) {
1784: case ROFFT_HEAD:
1.328 schwarze 1785: return 0;
1.379 schwarze 1786: case ROFFT_BODY:
1787: break;
1788: default:
1.328 schwarze 1789: return 1;
1.379 schwarze 1790: }
1791: switch (n->norm->Bf.font) {
1792: case FONT_Em:
1793: return termp_under_pre(p, pair, meta, n);
1794: case FONT_Sy:
1795: return termp_bold_pre(p, pair, meta, n);
1796: default:
1797: return termp_li_pre(p, pair, meta, n);
1798: }
1.1 kristaps 1799: }
1800:
1801: static int
1802: termp_sm_pre(DECL_ARGS)
1803: {
1.379 schwarze 1804: if (n->child == NULL)
1.269 schwarze 1805: p->flags ^= TERMP_NONOSPACE;
1.379 schwarze 1806: else if (strcmp(n->child->string, "on") == 0)
1.1 kristaps 1807: p->flags &= ~TERMP_NONOSPACE;
1.269 schwarze 1808: else
1.1 kristaps 1809: p->flags |= TERMP_NONOSPACE;
1.269 schwarze 1810:
1811: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1812: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1813:
1.328 schwarze 1814: return 0;
1.1 kristaps 1815: }
1816:
1817: static int
1818: termp_ap_pre(DECL_ARGS)
1819: {
1820: p->flags |= TERMP_NOSPACE;
1.188 kristaps 1821: term_word(p, "'");
1.1 kristaps 1822: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1823: return 1;
1.1 kristaps 1824: }
1825:
1826: static void
1827: termp____post(DECL_ARGS)
1828: {
1.377 schwarze 1829: struct roff_node *nn;
1.184 kristaps 1830:
1831: /*
1832: * Handle lists of authors. In general, print each followed by
1833: * a comma. Don't print the comma if there are only two
1834: * authors.
1835: */
1.377 schwarze 1836: if (n->tok == MDOC__A &&
1837: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
1838: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
1839: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
1840: return;
1.1 kristaps 1841:
1.95 kristaps 1842: /* TODO: %U. */
1843:
1.377 schwarze 1844: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.187 kristaps 1845: return;
1846:
1.222 kristaps 1847: p->flags |= TERMP_NOSPACE;
1.377 schwarze 1848: if (roff_node_next(n) == NULL) {
1.186 kristaps 1849: term_word(p, ".");
1850: p->flags |= TERMP_SENTENCE;
1851: } else
1852: term_word(p, ",");
1.1 kristaps 1853: }
1854:
1855: static int
1.102 kristaps 1856: termp_li_pre(DECL_ARGS)
1857: {
1858: term_fontpush(p, TERMFONT_NONE);
1.328 schwarze 1859: return 1;
1.102 kristaps 1860: }
1861:
1862: static int
1.1 kristaps 1863: termp_lk_pre(DECL_ARGS)
1864: {
1.358 schwarze 1865: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1866:
1.349 schwarze 1867: if ((link = n->child) == NULL)
1.328 schwarze 1868: return 0;
1.181 kristaps 1869:
1.358 schwarze 1870: /* Find beginning of trailing punctuation. */
1871: punct = n->last;
1872: while (punct != link && punct->flags & NODE_DELIMC)
1873: punct = punct->prev;
1874: punct = punct->next;
1875:
1.349 schwarze 1876: /* Link text. */
1.358 schwarze 1877: if ((descr = link->next) != NULL && descr != punct) {
1.240 schwarze 1878: term_fontpush(p, TERMFONT_UNDER);
1.358 schwarze 1879: while (descr != punct) {
1880: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1881: p->flags |= TERMP_NOSPACE;
1.240 schwarze 1882: term_word(p, descr->string);
1883: descr = descr->next;
1884: }
1.347 schwarze 1885: term_fontpop(p);
1.240 schwarze 1886: p->flags |= TERMP_NOSPACE;
1887: term_word(p, ":");
1888: }
1.1 kristaps 1889:
1.349 schwarze 1890: /* Link target. */
1.102 kristaps 1891: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 1892: term_word(p, link->string);
1.102 kristaps 1893: term_fontpop(p);
1.348 schwarze 1894:
1.349 schwarze 1895: /* Trailing punctuation. */
1.358 schwarze 1896: while (punct != NULL) {
1.349 schwarze 1897: p->flags |= TERMP_NOSPACE;
1.358 schwarze 1898: term_word(p, punct->string);
1899: punct = punct->next;
1.349 schwarze 1900: }
1.328 schwarze 1901: return 0;
1.1 kristaps 1902: }
1903:
1.159 schwarze 1904: static int
1905: termp_bk_pre(DECL_ARGS)
1906: {
1.161 schwarze 1907: switch (n->type) {
1.314 schwarze 1908: case ROFFT_BLOCK:
1.166 kristaps 1909: break;
1.314 schwarze 1910: case ROFFT_HEAD:
1.328 schwarze 1911: return 0;
1.314 schwarze 1912: case ROFFT_BODY:
1.331 schwarze 1913: if (n->parent->args != NULL || n->prev->child == NULL)
1.200 schwarze 1914: p->flags |= TERMP_PREKEEP;
1.166 kristaps 1915: break;
1.161 schwarze 1916: default:
1917: abort();
1918: }
1.328 schwarze 1919: return 1;
1.159 schwarze 1920: }
1921:
1922: static void
1923: termp_bk_post(DECL_ARGS)
1924: {
1.314 schwarze 1925: if (n->type == ROFFT_BODY)
1.161 schwarze 1926: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 1927: }
1928:
1.379 schwarze 1929: /*
1930: * If we are in an `Rs' and there is a journal present,
1931: * then quote us instead of underlining us (for disambiguation).
1932: */
1.203 kristaps 1933: static void
1934: termp__t_post(DECL_ARGS)
1935: {
1.379 schwarze 1936: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264 schwarze 1937: n->parent->norm->Rs.quote_T)
1.245 schwarze 1938: termp_quote_post(p, pair, meta, n);
1939: termp____post(p, pair, meta, n);
1.203 kristaps 1940: }
1941:
1942: static int
1943: termp__t_pre(DECL_ARGS)
1944: {
1.379 schwarze 1945: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264 schwarze 1946: n->parent->norm->Rs.quote_T)
1.328 schwarze 1947: return termp_quote_pre(p, pair, meta, n);
1.379 schwarze 1948: else
1949: return termp_under_pre(p, pair, meta, n);
1.159 schwarze 1950: }
1.1 kristaps 1951:
1952: static int
1.69 kristaps 1953: termp_under_pre(DECL_ARGS)
1.1 kristaps 1954: {
1.334 schwarze 1955: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1956: return 1;
1.369 schwarze 1957: }
1958:
1959: static int
1960: termp_abort_pre(DECL_ARGS)
1961: {
1962: abort();
1.84 kristaps 1963: }
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