Annotation of mandoc/mdoc_term.c, Revision 1.373
1.373 ! schwarze 1: /* $Id: mdoc_term.c,v 1.372 2019/01/04 03:39:01 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.372 schwarze 4: * Copyright (c) 2010, 2012-2019 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: *
1.314 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.
1.1 kristaps 18: */
1.107 kristaps 19: #include "config.h"
20:
1.1 kristaps 21: #include <sys/types.h>
22:
23: #include <assert.h>
24: #include <ctype.h>
1.302 schwarze 25: #include <limits.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.314 schwarze 31: #include "mandoc_aux.h"
32: #include "roff.h"
33: #include "mdoc.h"
1.92 kristaps 34: #include "out.h"
1.1 kristaps 35: #include "term.h"
1.320 schwarze 36: #include "tag.h"
1.89 kristaps 37: #include "main.h"
1.1 kristaps 38:
39: struct termpair {
40: struct termpair *ppair;
1.31 kristaps 41: int count;
1.1 kristaps 42: };
43:
1.31 kristaps 44: #define DECL_ARGS struct termp *p, \
45: struct termpair *pair, \
1.316 schwarze 46: const struct roff_meta *meta, \
1.315 schwarze 47: struct roff_node *n
1.1 kristaps 48:
1.368 schwarze 49: struct mdoc_term_act {
1.1 kristaps 50: int (*pre)(DECL_ARGS);
51: void (*post)(DECL_ARGS);
52: };
53:
1.302 schwarze 54: static int a2width(const struct termp *, const char *);
1.96 kristaps 55:
56: static void print_bvspace(struct termp *,
1.315 schwarze 57: const struct roff_node *,
58: const struct roff_node *);
1.264 schwarze 59: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 60: static void print_mdoc_nodelist(DECL_ARGS);
1.316 schwarze 61: static void print_mdoc_head(struct termp *, const struct roff_meta *);
62: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.264 schwarze 63: static void synopsis_pre(struct termp *,
1.315 schwarze 64: const struct roff_node *);
1.96 kristaps 65:
1.31 kristaps 66: static void termp____post(DECL_ARGS);
1.203 kristaps 67: static void termp__t_post(DECL_ARGS);
1.31 kristaps 68: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 69: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 70: static void termp_bl_post(DECL_ARGS);
1.306 schwarze 71: static void termp_eo_post(DECL_ARGS);
1.241 schwarze 72: static void termp_fd_post(DECL_ARGS);
1.31 kristaps 73: static void termp_fo_post(DECL_ARGS);
74: static void termp_in_post(DECL_ARGS);
75: static void termp_it_post(DECL_ARGS);
76: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 77: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 78: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 79: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 80: static void termp_sh_post(DECL_ARGS);
81: static void termp_ss_post(DECL_ARGS);
1.339 schwarze 82: static void termp_xx_post(DECL_ARGS);
1.31 kristaps 83:
1.184 kristaps 84: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 85: static int termp__t_pre(DECL_ARGS);
1.369 schwarze 86: static int termp_abort_pre(DECL_ARGS);
1.61 kristaps 87: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 88: static int termp_ap_pre(DECL_ARGS);
89: static int termp_bd_pre(DECL_ARGS);
90: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 91: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 92: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 93: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 94: static int termp_cd_pre(DECL_ARGS);
95: static int termp_d1_pre(DECL_ARGS);
1.306 schwarze 96: static int termp_eo_pre(DECL_ARGS);
1.334 schwarze 97: static int termp_em_pre(DECL_ARGS);
1.323 schwarze 98: static int termp_er_pre(DECL_ARGS);
1.31 kristaps 99: static int termp_ex_pre(DECL_ARGS);
100: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 101: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 102: static int termp_fl_pre(DECL_ARGS);
103: static int termp_fn_pre(DECL_ARGS);
104: static int termp_fo_pre(DECL_ARGS);
105: static int termp_ft_pre(DECL_ARGS);
106: static int termp_in_pre(DECL_ARGS);
107: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 108: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 109: static int termp_lk_pre(DECL_ARGS);
110: static int termp_nd_pre(DECL_ARGS);
111: static int termp_nm_pre(DECL_ARGS);
112: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 113: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 114: static int termp_rs_pre(DECL_ARGS);
115: static int termp_sh_pre(DECL_ARGS);
1.294 schwarze 116: static int termp_skip_pre(DECL_ARGS);
1.31 kristaps 117: static int termp_sm_pre(DECL_ARGS);
1.355 schwarze 118: static int termp_pp_pre(DECL_ARGS);
1.31 kristaps 119: static int termp_ss_pre(DECL_ARGS);
1.334 schwarze 120: static int termp_sy_pre(DECL_ARGS);
1.320 schwarze 121: static int termp_tag_pre(DECL_ARGS);
1.69 kristaps 122: static int termp_under_pre(DECL_ARGS);
1.110 kristaps 123: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 124: static int termp_xr_pre(DECL_ARGS);
125: static int termp_xx_pre(DECL_ARGS);
126:
1.368 schwarze 127: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 128: { NULL, NULL }, /* Dd */
129: { NULL, NULL }, /* Dt */
130: { NULL, NULL }, /* Os */
131: { termp_sh_pre, termp_sh_post }, /* Sh */
1.264 schwarze 132: { termp_ss_pre, termp_ss_post }, /* Ss */
1.355 schwarze 133: { termp_pp_pre, NULL }, /* Pp */
1.241 schwarze 134: { termp_d1_pre, termp_bl_post }, /* D1 */
135: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 136: { termp_bd_pre, termp_bd_post }, /* Bd */
137: { NULL, NULL }, /* Ed */
1.115 kristaps 138: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 139: { NULL, NULL }, /* El */
140: { termp_it_pre, termp_it_post }, /* It */
1.264 schwarze 141: { termp_under_pre, NULL }, /* Ad */
1.282 schwarze 142: { termp_an_pre, NULL }, /* An */
1.350 schwarze 143: { termp_ap_pre, NULL }, /* Ap */
1.69 kristaps 144: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 145: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 146: { termp_bold_pre, NULL }, /* Cm */
1.325 schwarze 147: { termp_li_pre, NULL }, /* Dv */
1.323 schwarze 148: { termp_er_pre, NULL }, /* Er */
1.320 schwarze 149: { termp_tag_pre, NULL }, /* Ev */
1.1 kristaps 150: { termp_ex_pre, NULL }, /* Ex */
1.264 schwarze 151: { termp_fa_pre, NULL }, /* Fa */
152: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 153: { termp_fl_pre, NULL }, /* Fl */
1.264 schwarze 154: { termp_fn_pre, NULL }, /* Fn */
155: { termp_ft_pre, NULL }, /* Ft */
156: { termp_bold_pre, NULL }, /* Ic */
157: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 158: { termp_li_pre, NULL }, /* Li */
1.264 schwarze 159: { termp_nd_pre, NULL }, /* Nd */
160: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 161: { termp_quote_pre, termp_quote_post }, /* Op */
1.369 schwarze 162: { termp_abort_pre, NULL }, /* Ot */
1.69 kristaps 163: { termp_under_pre, NULL }, /* Pa */
1.341 schwarze 164: { termp_ex_pre, NULL }, /* Rv */
1.264 schwarze 165: { NULL, NULL }, /* St */
1.69 kristaps 166: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 167: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 168: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 169: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 170: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 171: { NULL, termp____post }, /* %D */
1.84 kristaps 172: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 173: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 174: { NULL, termp____post }, /* %N */
175: { NULL, termp____post }, /* %O */
176: { NULL, termp____post }, /* %P */
177: { NULL, termp____post }, /* %R */
1.203 kristaps 178: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 179: { NULL, termp____post }, /* %V */
180: { NULL, NULL }, /* Ac */
1.188 kristaps 181: { termp_quote_pre, termp_quote_post }, /* Ao */
182: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 183: { NULL, NULL }, /* At */
1.1 kristaps 184: { NULL, NULL }, /* Bc */
1.264 schwarze 185: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 186: { termp_quote_pre, termp_quote_post }, /* Bo */
187: { termp_quote_pre, termp_quote_post }, /* Bq */
1.339 schwarze 188: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.340 schwarze 189: { NULL, NULL }, /* Bx */
1.294 schwarze 190: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 191: { NULL, NULL }, /* Dc */
1.188 kristaps 192: { termp_quote_pre, termp_quote_post }, /* Do */
193: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 194: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 195: { NULL, NULL }, /* Ef */
1.334 schwarze 196: { termp_em_pre, NULL }, /* Em */
1.306 schwarze 197: { termp_eo_pre, termp_eo_post }, /* Eo */
1.339 schwarze 198: { termp_xx_pre, termp_xx_post }, /* Fx */
1.176 kristaps 199: { termp_bold_pre, NULL }, /* Ms */
1.290 schwarze 200: { termp_li_pre, NULL }, /* No */
1.1 kristaps 201: { termp_ns_pre, NULL }, /* Ns */
1.339 schwarze 202: { termp_xx_pre, termp_xx_post }, /* Nx */
203: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 204: { NULL, NULL }, /* Pc */
1.254 schwarze 205: { NULL, termp_pf_post }, /* Pf */
1.188 kristaps 206: { termp_quote_pre, termp_quote_post }, /* Po */
207: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 208: { NULL, NULL }, /* Qc */
1.188 kristaps 209: { termp_quote_pre, termp_quote_post }, /* Ql */
210: { termp_quote_pre, termp_quote_post }, /* Qo */
211: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 212: { NULL, NULL }, /* Re */
213: { termp_rs_pre, NULL }, /* Rs */
214: { NULL, NULL }, /* Sc */
1.188 kristaps 215: { termp_quote_pre, termp_quote_post }, /* So */
216: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 217: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 218: { termp_under_pre, NULL }, /* Sx */
1.334 schwarze 219: { termp_sy_pre, NULL }, /* Sy */
1.1 kristaps 220: { NULL, NULL }, /* Tn */
1.339 schwarze 221: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 222: { NULL, NULL }, /* Xc */
223: { NULL, NULL }, /* Xo */
1.264 schwarze 224: { termp_fo_pre, termp_fo_post }, /* Fo */
225: { NULL, NULL }, /* Fc */
1.188 kristaps 226: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 227: { NULL, NULL }, /* Oc */
1.159 schwarze 228: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 229: { NULL, NULL }, /* Ek */
1.341 schwarze 230: { NULL, NULL }, /* Bt */
1.1 kristaps 231: { NULL, NULL }, /* Hf */
1.268 schwarze 232: { termp_under_pre, NULL }, /* Fr */
1.341 schwarze 233: { NULL, NULL }, /* Ud */
1.37 kristaps 234: { NULL, termp_lb_post }, /* Lb */
1.369 schwarze 235: { termp_abort_pre, NULL }, /* Lp */
1.264 schwarze 236: { termp_lk_pre, NULL }, /* Lk */
237: { termp_under_pre, NULL }, /* Mt */
238: { termp_quote_pre, termp_quote_post }, /* Brq */
239: { termp_quote_pre, termp_quote_post }, /* Bro */
240: { NULL, NULL }, /* Brc */
241: { NULL, termp____post }, /* %C */
1.294 schwarze 242: { termp_skip_pre, NULL }, /* Es */
1.268 schwarze 243: { termp_quote_pre, termp_quote_post }, /* En */
1.339 schwarze 244: { termp_xx_pre, termp_xx_post }, /* Dx */
1.264 schwarze 245: { NULL, termp____post }, /* %Q */
246: { NULL, termp____post }, /* %U */
247: { NULL, NULL }, /* Ta */
1.1 kristaps 248: };
249:
1.322 schwarze 250: static int fn_prio;
1.1 kristaps 251:
1.350 schwarze 252:
1.70 kristaps 253: void
1.371 schwarze 254: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 255: {
1.315 schwarze 256: struct roff_node *n;
1.89 kristaps 257: struct termp *p;
1.342 schwarze 258: size_t save_defindent;
1.89 kristaps 259:
260: p = (struct termp *)arg;
1.362 schwarze 261: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.356 schwarze 262: term_tab_set(p, NULL);
263: term_tab_set(p, "T");
264: term_tab_set(p, ".5i");
1.70 kristaps 265:
1.319 schwarze 266: n = mdoc->first->child;
1.281 schwarze 267: if (p->synopsisonly) {
268: while (n != NULL) {
269: if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) {
270: if (n->child->next->child != NULL)
271: print_mdoc_nodelist(p, NULL,
1.371 schwarze 272: mdoc, n->child->next->child);
1.281 schwarze 273: term_newln(p);
274: break;
275: }
276: n = n->next;
277: }
278: } else {
1.342 schwarze 279: save_defindent = p->defindent;
1.281 schwarze 280: if (p->defindent == 0)
281: p->defindent = 5;
1.371 schwarze 282: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.367 schwarze 283: while (n != NULL &&
284: (n->type == ROFFT_COMMENT ||
285: n->flags & NODE_NOPRT))
1.337 schwarze 286: n = n->next;
1.281 schwarze 287: if (n != NULL) {
288: if (n->tok != MDOC_Sh)
289: term_vspace(p);
1.371 schwarze 290: print_mdoc_nodelist(p, NULL, mdoc, n);
1.281 schwarze 291: }
292: term_end(p);
1.342 schwarze 293: p->defindent = save_defindent;
1.271 schwarze 294: }
1.1 kristaps 295: }
296:
1.3 kristaps 297: static void
1.102 kristaps 298: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 299: {
300:
1.304 schwarze 301: while (n != NULL) {
302: print_mdoc_node(p, pair, meta, n);
303: n = n->next;
304: }
1.1 kristaps 305: }
306:
1.3 kristaps 307: static void
1.102 kristaps 308: print_mdoc_node(DECL_ARGS)
1.1 kristaps 309: {
1.368 schwarze 310: const struct mdoc_term_act *act;
1.1 kristaps 311: struct termpair npair;
1.30 kristaps 312: size_t offset, rmargin;
1.368 schwarze 313: int chld;
1.1 kristaps 314:
1.372 schwarze 315: /*
316: * In no-fill mode, break the output line at the beginning
317: * of new input lines except after \c, and nowhere else.
318: */
319:
320: if (n->flags & NODE_NOFILL) {
321: if (n->flags & NODE_LINE &&
322: (p->flags & TERMP_NONEWLINE) == 0)
323: term_newln(p);
324: p->flags |= TERMP_BRNEVER;
325: } else
326: p->flags &= ~TERMP_BRNEVER;
327:
1.367 schwarze 328: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.337 schwarze 329: return;
330:
1.70 kristaps 331: chld = 1;
1.362 schwarze 332: offset = p->tcol->offset;
333: rmargin = p->tcol->rmargin;
1.338 schwarze 334: n->flags &= ~NODE_ENDED;
1.305 schwarze 335: n->prev_font = p->fonti;
1.29 kristaps 336:
1.97 kristaps 337: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 338: npair.ppair = pair;
1.172 kristaps 339:
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') {
1.157 kristaps 567: SCALE_HS_INIT(&su, term_strlen(p, v));
1.283 schwarze 568: su.scale /= 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
1.264 schwarze 579: print_bvspace(struct termp *p,
1.315 schwarze 580: const struct roff_node *bl,
581: const struct roff_node *n)
1.1 kristaps 582: {
1.315 schwarze 583: const struct roff_node *nn;
1.236 schwarze 584:
585: assert(n);
1.1 kristaps 586:
587: term_newln(p);
1.150 kristaps 588:
1.202 kristaps 589: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 590: return;
1.202 kristaps 591: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 592: return;
593:
1.85 kristaps 594: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 595:
1.289 schwarze 596: nn = n;
1.367 schwarze 597: while (nn->prev != NULL &&
598: (nn->prev->type == ROFFT_COMMENT ||
599: nn->prev->flags & NODE_NOPRT))
1.337 schwarze 600: nn = nn->prev;
1.289 schwarze 601: while (nn->prev == NULL) {
602: do {
603: nn = nn->parent;
1.314 schwarze 604: if (nn->type == ROFFT_ROOT)
1.289 schwarze 605: return;
1.314 schwarze 606: } while (nn->type != ROFFT_BLOCK);
1.289 schwarze 607: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.54 kristaps 608: return;
1.289 schwarze 609: if (nn->tok == MDOC_It &&
610: nn->parent->parent->norm->Bl.type != LIST_item)
611: break;
1.1 kristaps 612: }
613:
1.85 kristaps 614: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 615:
1.202 kristaps 616: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 617: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 618: return;
619:
1.85 kristaps 620: /* A `-diag' without body does not vspace. */
621:
1.202 kristaps 622: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 623: if (n->prev && MDOC_It == n->prev->tok) {
624: assert(n->prev->body);
625: if (NULL == n->prev->body->child)
1.55 kristaps 626: return;
627: }
628:
1.54 kristaps 629: term_vspace(p);
1.260 schwarze 630: }
631:
1.1 kristaps 632:
633: static int
634: termp_it_pre(DECL_ARGS)
635: {
1.345 schwarze 636: struct roffsu su;
1.302 schwarze 637: char buf[24];
1.315 schwarze 638: const struct roff_node *bl, *nn;
1.302 schwarze 639: size_t ncols, dcol;
640: int i, offset, width;
1.126 kristaps 641: enum mdoc_list type;
1.1 kristaps 642:
1.314 schwarze 643: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 644: print_bvspace(p, n->parent->parent, n);
1.328 schwarze 645: return 1;
1.54 kristaps 646: }
1.1 kristaps 647:
1.86 kristaps 648: bl = n->parent->parent->parent;
1.202 kristaps 649: type = bl->norm->Bl.type;
1.1 kristaps 650:
1.264 schwarze 651: /*
1.302 schwarze 652: * Defaults for specific list types.
653: */
654:
655: switch (type) {
656: case LIST_bullet:
657: case LIST_dash:
658: case LIST_hyphen:
659: case LIST_enum:
660: width = term_len(p, 2);
661: break;
662: case LIST_hang:
1.332 schwarze 663: case LIST_tag:
1.302 schwarze 664: width = term_len(p, 8);
665: break;
666: case LIST_column:
667: width = term_len(p, 10);
668: break;
669: default:
670: width = 0;
671: break;
672: }
673: offset = 0;
674:
675: /*
1.108 kristaps 676: * First calculate width and offset. This is pretty easy unless
677: * we're a -column list, in which case all prior columns must
678: * be accounted for.
679: */
680:
1.302 schwarze 681: if (bl->norm->Bl.offs != NULL) {
1.288 schwarze 682: offset = a2width(p, bl->norm->Bl.offs);
1.362 schwarze 683: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
684: offset = -p->tcol->offset;
1.302 schwarze 685: else if (offset > SHRT_MAX)
686: offset = 0;
687: }
1.152 kristaps 688:
1.1 kristaps 689: switch (type) {
1.264 schwarze 690: case LIST_column:
1.314 schwarze 691: if (n->type == ROFFT_HEAD)
1.1 kristaps 692: break;
1.155 kristaps 693:
1.105 kristaps 694: /*
1.108 kristaps 695: * Imitate groff's column handling:
696: * - For each earlier column, add its width.
697: * - For less than 5 columns, add four more blanks per
698: * column.
699: * - For exactly 5 columns, add three more blank per
700: * column.
701: * - For more than 5 columns, add only one column.
1.105 kristaps 702: */
1.202 kristaps 703: ncols = bl->norm->Bl.ncols;
1.264 schwarze 704: dcol = ncols < 5 ? term_len(p, 4) :
705: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 706:
1.134 kristaps 707: /*
1.314 schwarze 708: * Calculate the offset by applying all prior ROFFT_BODY,
709: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.134 kristaps 710: */
711:
1.264 schwarze 712: for (i = 0, nn = n->prev;
713: nn->prev && i < (int)ncols;
1.345 schwarze 714: nn = nn->prev, i++) {
715: SCALE_HS_INIT(&su,
716: term_strlen(p, bl->norm->Bl.cols[i]));
717: su.scale /= term_strlen(p, "0");
1.364 schwarze 718: offset += term_hen(p, &su) + dcol;
1.345 schwarze 719: }
1.105 kristaps 720:
721: /*
1.108 kristaps 722: * When exceeding the declared number of columns, leave
723: * the remaining widths at 0. This will later be
724: * adjusted to the default width of 10, or, for the last
725: * column, stretched to the right margin.
1.58 kristaps 726: */
1.108 kristaps 727: if (i >= (int)ncols)
728: break;
1.58 kristaps 729:
1.105 kristaps 730: /*
1.108 kristaps 731: * Use the declared column widths, extended as explained
732: * in the preceding paragraph.
1.105 kristaps 733: */
1.345 schwarze 734: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
735: su.scale /= term_strlen(p, "0");
1.364 schwarze 736: width = term_hen(p, &su) + dcol;
1.1 kristaps 737: break;
738: default:
1.202 kristaps 739: if (NULL == bl->norm->Bl.width)
1.108 kristaps 740: break;
741:
1.264 schwarze 742: /*
1.108 kristaps 743: * Note: buffer the width by 2, which is groff's magic
744: * number for buffering single arguments. See the above
745: * handling for column for how this changes.
746: */
1.202 kristaps 747: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.362 schwarze 748: if (width < 0 && (size_t)(-width) > p->tcol->offset)
749: width = -p->tcol->offset;
1.302 schwarze 750: else if (width > SHRT_MAX)
751: width = 0;
1.1 kristaps 752: break;
753: }
754:
1.264 schwarze 755: /*
1.17 kristaps 756: * Whitespace control. Inset bodies need an initial space,
757: * while diagonal bodies need two.
1.1 kristaps 758: */
759:
1.51 kristaps 760: p->flags |= TERMP_NOSPACE;
761:
1.1 kristaps 762: switch (type) {
1.264 schwarze 763: case LIST_diag:
1.314 schwarze 764: if (n->type == ROFFT_BODY)
1.62 kristaps 765: term_word(p, "\\ \\ ");
1.51 kristaps 766: break;
1.264 schwarze 767: case LIST_inset:
1.331 schwarze 768: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.51 kristaps 769: term_word(p, "\\ ");
1.1 kristaps 770: break;
771: default:
772: break;
773: }
774:
1.51 kristaps 775: p->flags |= TERMP_NOSPACE;
776:
1.1 kristaps 777: switch (type) {
1.264 schwarze 778: case LIST_diag:
1.314 schwarze 779: if (n->type == ROFFT_HEAD)
1.102 kristaps 780: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 781: break;
782: default:
783: break;
784: }
785:
786: /*
1.109 kristaps 787: * Pad and break control. This is the tricky part. These flags
788: * are documented in term_flushln() in term.c. Note that we're
789: * going to unset all of these flags in termp_it_post() when we
790: * exit.
1.1 kristaps 791: */
792:
793: switch (type) {
1.264 schwarze 794: case LIST_enum:
1.329 schwarze 795: case LIST_bullet:
796: case LIST_dash:
797: case LIST_hyphen:
1.360 schwarze 798: if (n->type == ROFFT_HEAD) {
799: p->flags |= TERMP_NOBREAK | TERMP_HANG;
800: p->trailspace = 1;
801: } else if (width <= (int)term_len(p, 2))
802: p->flags |= TERMP_NOPAD;
1.39 kristaps 803: break;
1.264 schwarze 804: case LIST_hang:
1.314 schwarze 805: if (n->type != ROFFT_HEAD)
1.59 kristaps 806: break;
1.263 schwarze 807: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250 schwarze 808: p->trailspace = 1;
1.39 kristaps 809: break;
1.264 schwarze 810: case LIST_tag:
1.314 schwarze 811: if (n->type != ROFFT_HEAD)
1.39 kristaps 812: break;
1.250 schwarze 813:
1.326 schwarze 814: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.250 schwarze 815: p->trailspace = 2;
816:
1.86 kristaps 817: if (NULL == n->next || NULL == n->next->child)
1.360 schwarze 818: p->flags |= TERMP_HANG;
1.1 kristaps 819: break;
1.264 schwarze 820: case LIST_column:
1.314 schwarze 821: if (n->type == ROFFT_HEAD)
1.134 kristaps 822: break;
823:
1.250 schwarze 824: if (NULL == n->next) {
1.134 kristaps 825: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 826: p->trailspace = 0;
827: } else {
1.134 kristaps 828: p->flags |= TERMP_NOBREAK;
1.250 schwarze 829: p->trailspace = 1;
830: }
1.134 kristaps 831:
1.1 kristaps 832: break;
1.264 schwarze 833: case LIST_diag:
1.314 schwarze 834: if (n->type != ROFFT_HEAD)
1.250 schwarze 835: break;
1.263 schwarze 836: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 837: p->trailspace = 1;
1.1 kristaps 838: break;
839: default:
840: break;
841: }
842:
1.264 schwarze 843: /*
1.1 kristaps 844: * Margin control. Set-head-width lists have their right
845: * margins shortened. The body for these lists has the offset
846: * necessarily lengthened. Everybody gets the offset.
847: */
848:
1.362 schwarze 849: p->tcol->offset += offset;
1.1 kristaps 850:
851: switch (type) {
1.264 schwarze 852: case LIST_bullet:
853: case LIST_dash:
854: case LIST_enum:
855: case LIST_hyphen:
1.360 schwarze 856: case LIST_hang:
1.264 schwarze 857: case LIST_tag:
1.314 schwarze 858: if (n->type == ROFFT_HEAD)
1.362 schwarze 859: p->tcol->rmargin = p->tcol->offset + width;
1.292 schwarze 860: else
1.362 schwarze 861: p->tcol->offset += width;
1.1 kristaps 862: break;
1.264 schwarze 863: case LIST_column:
1.49 kristaps 864: assert(width);
1.362 schwarze 865: p->tcol->rmargin = p->tcol->offset + width;
1.264 schwarze 866: /*
1.50 kristaps 867: * XXX - this behaviour is not documented: the
868: * right-most column is filled to the right margin.
869: */
1.314 schwarze 870: if (n->type == ROFFT_HEAD)
1.134 kristaps 871: break;
1.362 schwarze 872: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
873: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 874: break;
875: default:
876: break;
877: }
878:
1.264 schwarze 879: /*
1.1 kristaps 880: * The dash, hyphen, bullet and enum lists all have a special
1.264 schwarze 881: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 882: */
883:
1.314 schwarze 884: if (n->type == ROFFT_HEAD)
1.1 kristaps 885: switch (type) {
1.264 schwarze 886: case LIST_bullet:
1.102 kristaps 887: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 888: term_word(p, "\\[bu]");
1.102 kristaps 889: term_fontpop(p);
1.1 kristaps 890: break;
1.264 schwarze 891: case LIST_dash:
892: case LIST_hyphen:
1.102 kristaps 893: term_fontpush(p, TERMFONT_BOLD);
1.330 schwarze 894: term_word(p, "-");
1.102 kristaps 895: term_fontpop(p);
1.1 kristaps 896: break;
1.264 schwarze 897: case LIST_enum:
1.1 kristaps 898: (pair->ppair->ppair->count)++;
1.265 schwarze 899: (void)snprintf(buf, sizeof(buf), "%d.",
1.264 schwarze 900: pair->ppair->ppair->count);
1.1 kristaps 901: term_word(p, buf);
902: break;
903: default:
904: break;
905: }
906:
1.264 schwarze 907: /*
1.1 kristaps 908: * If we're not going to process our children, indicate so here.
909: */
910:
911: switch (type) {
1.264 schwarze 912: case LIST_bullet:
913: case LIST_item:
914: case LIST_dash:
915: case LIST_hyphen:
916: case LIST_enum:
1.314 schwarze 917: if (n->type == ROFFT_HEAD)
1.328 schwarze 918: return 0;
1.1 kristaps 919: break;
1.264 schwarze 920: case LIST_column:
1.314 schwarze 921: if (n->type == ROFFT_HEAD)
1.328 schwarze 922: return 0;
1.360 schwarze 923: p->minbl = 0;
1.1 kristaps 924: break;
925: default:
926: break;
927: }
928:
1.328 schwarze 929: return 1;
1.1 kristaps 930: }
931:
932: static void
933: termp_it_post(DECL_ARGS)
934: {
1.126 kristaps 935: enum mdoc_list type;
1.1 kristaps 936:
1.314 schwarze 937: if (n->type == ROFFT_BLOCK)
1.1 kristaps 938: return;
939:
1.202 kristaps 940: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 941:
942: switch (type) {
1.264 schwarze 943: case LIST_item:
944: case LIST_diag:
945: case LIST_inset:
1.314 schwarze 946: if (n->type == ROFFT_BODY)
1.130 schwarze 947: term_newln(p);
1.1 kristaps 948: break;
1.264 schwarze 949: case LIST_column:
1.314 schwarze 950: if (n->type == ROFFT_BODY)
1.1 kristaps 951: term_flushln(p);
952: break;
953: default:
1.130 schwarze 954: term_newln(p);
1.1 kristaps 955: break;
956: }
957:
1.264 schwarze 958: /*
1.109 kristaps 959: * Now that our output is flushed, we can reset our tags. Since
960: * only `It' sets these flags, we're free to assume that nobody
961: * has munged them in the meanwhile.
962: */
963:
1.360 schwarze 964: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 965: p->trailspace = 0;
1.1 kristaps 966: }
967:
968: static int
969: termp_nm_pre(DECL_ARGS)
970: {
1.296 schwarze 971: const char *cp;
1.1 kristaps 972:
1.314 schwarze 973: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 974: p->flags |= TERMP_PREKEEP;
1.328 schwarze 975: return 1;
1.253 schwarze 976: }
1.164 schwarze 977:
1.314 schwarze 978: if (n->type == ROFFT_BODY) {
1.362 schwarze 979: if (n->child == NULL)
1.328 schwarze 980: return 0;
1.234 schwarze 981: p->flags |= TERMP_NOSPACE;
1.296 schwarze 982: cp = NULL;
983: if (n->prev->child != NULL)
984: cp = n->prev->child->string;
985: if (cp == NULL)
986: cp = meta->name;
987: if (cp == NULL)
1.362 schwarze 988: p->tcol->offset += term_len(p, 6);
1.296 schwarze 989: else
1.362 schwarze 990: p->tcol->offset += term_len(p, 1) +
991: term_strlen(p, cp);
1.328 schwarze 992: return 1;
1.164 schwarze 993: }
994:
1.343 schwarze 995: if (n->child == NULL)
1.328 schwarze 996: return 0;
1.125 kristaps 997:
1.314 schwarze 998: if (n->type == ROFFT_HEAD)
1.177 schwarze 999: synopsis_pre(p, n->parent);
1.102 kristaps 1000:
1.314 schwarze 1001: if (n->type == ROFFT_HEAD &&
1.362 schwarze 1002: n->next != NULL && n->next->child != NULL) {
1.263 schwarze 1003: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 1004: p->trailspace = 1;
1.362 schwarze 1005: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
1006: if (n->child == NULL)
1007: p->tcol->rmargin += term_strlen(p, meta->name);
1008: else if (n->child->type == ROFFT_TEXT) {
1009: p->tcol->rmargin += term_strlen(p, n->child->string);
1010: if (n->child->next != NULL)
1.185 schwarze 1011: p->flags |= TERMP_HANG;
1012: } else {
1.362 schwarze 1013: p->tcol->rmargin += term_len(p, 5);
1.185 schwarze 1014: p->flags |= TERMP_HANG;
1015: }
1.164 schwarze 1016: }
1017:
1.102 kristaps 1018: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1019: return 1;
1.1 kristaps 1020: }
1021:
1.164 schwarze 1022: static void
1023: termp_nm_post(DECL_ARGS)
1024: {
1025:
1.314 schwarze 1026: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 1027: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.314 schwarze 1028: } else if (n->type == ROFFT_HEAD &&
1.278 schwarze 1029: NULL != n->next && NULL != n->next->child) {
1.164 schwarze 1030: term_flushln(p);
1.263 schwarze 1031: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 1032: p->trailspace = 0;
1.314 schwarze 1033: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.164 schwarze 1034: term_flushln(p);
1035: }
1036:
1.1 kristaps 1037: static int
1038: termp_fl_pre(DECL_ARGS)
1039: {
1040:
1.320 schwarze 1041: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1042: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1043: term_word(p, "\\-");
1.103 kristaps 1044:
1.331 schwarze 1045: if (!(n->child == NULL &&
1.280 schwarze 1046: (n->next == NULL ||
1.314 schwarze 1047: n->next->type == ROFFT_TEXT ||
1.338 schwarze 1048: n->next->flags & NODE_LINE)))
1.103 kristaps 1049: p->flags |= TERMP_NOSPACE;
1050:
1.328 schwarze 1051: return 1;
1.1 kristaps 1052: }
1053:
1054: static int
1.184 kristaps 1055: termp__a_pre(DECL_ARGS)
1056: {
1057:
1058: if (n->prev && MDOC__A == n->prev->tok)
1059: if (NULL == n->next || MDOC__A != n->next->tok)
1060: term_word(p, "and");
1061:
1.328 schwarze 1062: return 1;
1.184 kristaps 1063: }
1064:
1065: static int
1.61 kristaps 1066: termp_an_pre(DECL_ARGS)
1067: {
1068:
1.282 schwarze 1069: if (n->norm->An.auth == AUTH_split) {
1070: p->flags &= ~TERMP_NOSPLIT;
1071: p->flags |= TERMP_SPLIT;
1.328 schwarze 1072: return 0;
1.282 schwarze 1073: }
1074: if (n->norm->An.auth == AUTH_nosplit) {
1075: p->flags &= ~TERMP_SPLIT;
1076: p->flags |= TERMP_NOSPLIT;
1.328 schwarze 1077: return 0;
1.282 schwarze 1078: }
1.264 schwarze 1079:
1.282 schwarze 1080: if (p->flags & TERMP_SPLIT)
1.61 kristaps 1081: term_newln(p);
1082:
1.282 schwarze 1083: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1084: p->flags |= TERMP_SPLIT;
1.61 kristaps 1085:
1.328 schwarze 1086: return 1;
1.61 kristaps 1087: }
1088:
1089: static int
1.1 kristaps 1090: termp_ns_pre(DECL_ARGS)
1091: {
1092:
1.338 schwarze 1093: if ( ! (NODE_LINE & n->flags))
1.215 kristaps 1094: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1095: return 1;
1.1 kristaps 1096: }
1097:
1098: static int
1099: termp_rs_pre(DECL_ARGS)
1100: {
1101:
1.86 kristaps 1102: if (SEC_SEE_ALSO != n->sec)
1.328 schwarze 1103: return 1;
1.314 schwarze 1104: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1105: term_vspace(p);
1.328 schwarze 1106: return 1;
1.1 kristaps 1107: }
1108:
1109: static int
1110: termp_ex_pre(DECL_ARGS)
1111: {
1.224 kristaps 1112: term_newln(p);
1.341 schwarze 1113: return 1;
1.1 kristaps 1114: }
1115:
1116: static int
1117: termp_nd_pre(DECL_ARGS)
1118: {
1.25 kristaps 1119:
1.314 schwarze 1120: if (n->type == ROFFT_BODY)
1.297 schwarze 1121: term_word(p, "\\(en");
1.328 schwarze 1122: return 1;
1.115 kristaps 1123: }
1124:
1125: static int
1126: termp_bl_pre(DECL_ARGS)
1127: {
1128:
1.328 schwarze 1129: return n->type != ROFFT_HEAD;
1.1 kristaps 1130: }
1131:
1132: static void
1133: termp_bl_post(DECL_ARGS)
1134: {
1135:
1.356 schwarze 1136: if (n->type != ROFFT_BLOCK)
1137: return;
1138: term_newln(p);
1139: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1140: return;
1141: term_tab_set(p, NULL);
1142: term_tab_set(p, "T");
1143: term_tab_set(p, ".5i");
1.1 kristaps 1144: }
1145:
1146: static int
1147: termp_xr_pre(DECL_ARGS)
1148: {
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
1.315 schwarze 1178: synopsis_pre(struct termp *p, const struct roff_node *n)
1.143 kristaps 1179: {
1.264 schwarze 1180: /*
1.143 kristaps 1181: * Obviously, if we're not in a SYNOPSIS or no prior macros
1182: * exist, do nothing.
1183: */
1.338 schwarze 1184: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.143 kristaps 1185: return;
1186:
1187: /*
1188: * If we're the second in a pair of like elements, emit our
1189: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1190: * case we soldier on.
1191: */
1.264 schwarze 1192: if (n->prev->tok == n->tok &&
1193: MDOC_Ft != n->tok &&
1194: MDOC_Fo != n->tok &&
1195: MDOC_Fn != n->tok) {
1.143 kristaps 1196: term_newln(p);
1197: return;
1198: }
1199:
1200: /*
1201: * If we're one of the SYNOPSIS set and non-like pair-wise after
1202: * another (or Fn/Fo, which we've let slip through) then assert
1203: * vertical space, else only newline and move on.
1204: */
1205: switch (n->prev->tok) {
1.264 schwarze 1206: case MDOC_Fd:
1207: case MDOC_Fn:
1208: case MDOC_Fo:
1209: case MDOC_In:
1210: case MDOC_Vt:
1.143 kristaps 1211: term_vspace(p);
1212: break;
1.264 schwarze 1213: case MDOC_Ft:
1.143 kristaps 1214: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1215: term_vspace(p);
1216: break;
1217: }
1218: /* FALLTHROUGH */
1219: default:
1220: term_newln(p);
1221: break;
1222: }
1223: }
1224:
1.110 kristaps 1225: static int
1226: termp_vt_pre(DECL_ARGS)
1227: {
1228:
1.314 schwarze 1229: if (n->type == ROFFT_ELEM) {
1.143 kristaps 1230: synopsis_pre(p, n);
1.328 schwarze 1231: return termp_under_pre(p, pair, meta, n);
1.314 schwarze 1232: } else if (n->type == ROFFT_BLOCK) {
1.143 kristaps 1233: synopsis_pre(p, n);
1.328 schwarze 1234: return 1;
1.314 schwarze 1235: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1236: return 0;
1.110 kristaps 1237:
1.328 schwarze 1238: return termp_under_pre(p, pair, meta, n);
1.110 kristaps 1239: }
1240:
1.1 kristaps 1241: static int
1.69 kristaps 1242: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1243: {
1244:
1.320 schwarze 1245: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1246: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1247: return 1;
1.1 kristaps 1248: }
1249:
1.143 kristaps 1250: static int
1251: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1252: {
1253:
1.143 kristaps 1254: synopsis_pre(p, n);
1.328 schwarze 1255: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1256: }
1257:
1.241 schwarze 1258: static void
1259: termp_fd_post(DECL_ARGS)
1260: {
1261:
1262: term_newln(p);
1263: }
1264:
1.1 kristaps 1265: static int
1266: termp_sh_pre(DECL_ARGS)
1267: {
1.85 kristaps 1268:
1.86 kristaps 1269: switch (n->type) {
1.314 schwarze 1270: case ROFFT_BLOCK:
1.293 schwarze 1271: /*
1272: * Vertical space before sections, except
1273: * when the previous section was empty.
1274: */
1275: if (n->prev == NULL ||
1.322 schwarze 1276: n->prev->tok != MDOC_Sh ||
1.293 schwarze 1277: (n->prev->body != NULL &&
1278: n->prev->body->child != NULL))
1279: term_vspace(p);
1.65 kristaps 1280: break;
1.314 schwarze 1281: case ROFFT_HEAD:
1.102 kristaps 1282: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1283: break;
1.314 schwarze 1284: case ROFFT_BODY:
1.362 schwarze 1285: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1286: term_tab_set(p, NULL);
1287: term_tab_set(p, "T");
1288: term_tab_set(p, ".5i");
1.322 schwarze 1289: switch (n->sec) {
1290: case SEC_DESCRIPTION:
1291: fn_prio = 0;
1292: break;
1293: case SEC_AUTHORS:
1.239 schwarze 1294: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.322 schwarze 1295: break;
1296: default:
1297: break;
1298: }
1.1 kristaps 1299: break;
1300: default:
1301: break;
1302: }
1.328 schwarze 1303: return 1;
1.1 kristaps 1304: }
1305:
1306: static void
1307: termp_sh_post(DECL_ARGS)
1308: {
1309:
1.86 kristaps 1310: switch (n->type) {
1.314 schwarze 1311: case ROFFT_HEAD:
1.1 kristaps 1312: term_newln(p);
1313: break;
1.314 schwarze 1314: case ROFFT_BODY:
1.1 kristaps 1315: term_newln(p);
1.362 schwarze 1316: p->tcol->offset = 0;
1.1 kristaps 1317: break;
1318: default:
1319: break;
1320: }
1321: }
1322:
1323: static void
1324: termp_lb_post(DECL_ARGS)
1325: {
1326:
1.338 schwarze 1327: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.81 kristaps 1328: term_newln(p);
1.1 kristaps 1329: }
1330:
1331: static int
1332: termp_d1_pre(DECL_ARGS)
1333: {
1334:
1.314 schwarze 1335: if (n->type != ROFFT_BLOCK)
1.328 schwarze 1336: return 1;
1.1 kristaps 1337: term_newln(p);
1.362 schwarze 1338: p->tcol->offset += term_len(p, p->defindent + 1);
1.356 schwarze 1339: term_tab_set(p, NULL);
1340: term_tab_set(p, "T");
1341: term_tab_set(p, ".5i");
1.328 schwarze 1342: return 1;
1.1 kristaps 1343: }
1344:
1345: static int
1346: termp_ft_pre(DECL_ARGS)
1347: {
1348:
1.338 schwarze 1349: /* NB: NODE_LINE does not effect this! */
1.143 kristaps 1350: synopsis_pre(p, n);
1.102 kristaps 1351: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1352: return 1;
1.1 kristaps 1353: }
1354:
1355: static int
1356: termp_fn_pre(DECL_ARGS)
1357: {
1.257 schwarze 1358: size_t rmargin = 0;
1.226 kristaps 1359: int pretty;
1360:
1.338 schwarze 1361: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1362:
1.143 kristaps 1363: synopsis_pre(p, n);
1.139 kristaps 1364:
1.226 kristaps 1365: if (NULL == (n = n->child))
1.328 schwarze 1366: return 0;
1.226 kristaps 1367:
1.251 schwarze 1368: if (pretty) {
1.362 schwarze 1369: rmargin = p->tcol->rmargin;
1370: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1371: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251 schwarze 1372: }
1373:
1.314 schwarze 1374: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1375: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1376: term_word(p, n->string);
1.102 kristaps 1377: term_fontpop(p);
1.1 kristaps 1378:
1.336 schwarze 1379: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.324 schwarze 1380: tag_put(n->string, ++fn_prio, p->line);
1.322 schwarze 1381:
1.251 schwarze 1382: if (pretty) {
1383: term_flushln(p);
1.263 schwarze 1384: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.360 schwarze 1385: p->flags |= TERMP_NOPAD;
1.362 schwarze 1386: p->tcol->offset = p->tcol->rmargin;
1387: p->tcol->rmargin = rmargin;
1.251 schwarze 1388: }
1389:
1.1 kristaps 1390: p->flags |= TERMP_NOSPACE;
1391: term_word(p, "(");
1.222 kristaps 1392: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1393:
1.226 kristaps 1394: for (n = n->next; n; n = n->next) {
1.314 schwarze 1395: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1396: term_fontpush(p, TERMFONT_UNDER);
1.255 schwarze 1397: if (pretty)
1398: p->flags |= TERMP_NBRWORD;
1.226 kristaps 1399: term_word(p, n->string);
1.102 kristaps 1400: term_fontpop(p);
1401:
1.226 kristaps 1402: if (n->next) {
1.222 kristaps 1403: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1404: term_word(p, ",");
1.222 kristaps 1405: }
1.1 kristaps 1406: }
1407:
1.222 kristaps 1408: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1409: term_word(p, ")");
1410:
1.226 kristaps 1411: if (pretty) {
1.222 kristaps 1412: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1413: term_word(p, ";");
1.251 schwarze 1414: term_flushln(p);
1.222 kristaps 1415: }
1.1 kristaps 1416:
1.328 schwarze 1417: return 0;
1.1 kristaps 1418: }
1419:
1420: static int
1421: termp_fa_pre(DECL_ARGS)
1422: {
1.315 schwarze 1423: const struct roff_node *nn;
1.1 kristaps 1424:
1.86 kristaps 1425: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1426: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1427: return 1;
1.1 kristaps 1428: }
1429:
1.86 kristaps 1430: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1431: term_fontpush(p, TERMFONT_UNDER);
1.258 schwarze 1432: p->flags |= TERMP_NBRWORD;
1.86 kristaps 1433: term_word(p, nn->string);
1.102 kristaps 1434: term_fontpop(p);
1435:
1.256 schwarze 1436: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.222 kristaps 1437: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1438: term_word(p, ",");
1.222 kristaps 1439: }
1.1 kristaps 1440: }
1441:
1.328 schwarze 1442: return 0;
1.1 kristaps 1443: }
1444:
1445: static int
1446: termp_bd_pre(DECL_ARGS)
1447: {
1.302 schwarze 1448: int offset;
1.1 kristaps 1449:
1.314 schwarze 1450: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 1451: print_bvspace(p, n, n);
1.328 schwarze 1452: return 1;
1.314 schwarze 1453: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1454: return 0;
1.1 kristaps 1455:
1.288 schwarze 1456: /* Handle the -offset argument. */
1457:
1458: if (n->norm->Bd.offs == NULL ||
1459: ! strcmp(n->norm->Bd.offs, "left"))
1460: /* nothing */;
1461: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.362 schwarze 1462: p->tcol->offset += term_len(p, p->defindent + 1);
1.288 schwarze 1463: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.362 schwarze 1464: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.302 schwarze 1465: else {
1466: offset = a2width(p, n->norm->Bd.offs);
1.362 schwarze 1467: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1468: p->tcol->offset = 0;
1.302 schwarze 1469: else if (offset < SHRT_MAX)
1.362 schwarze 1470: p->tcol->offset += offset;
1.302 schwarze 1471: }
1.85 kristaps 1472:
1.372 schwarze 1473: switch (n->norm->Bd.type) {
1474: case DISP_literal:
1.356 schwarze 1475: term_tab_set(p, NULL);
1476: term_tab_set(p, "T");
1477: term_tab_set(p, "8n");
1.372 schwarze 1478: break;
1479: case DISP_centered:
1480: p->flags |= TERMP_CENTER;
1481: break;
1482: default:
1483: break;
1.356 schwarze 1484: }
1.372 schwarze 1485: return 1;
1.1 kristaps 1486: }
1487:
1488: static void
1489: termp_bd_post(DECL_ARGS)
1490: {
1.314 schwarze 1491: if (n->type != ROFFT_BODY)
1.1 kristaps 1492: return;
1.372 schwarze 1493: if (n->norm->Bd.type == DISP_unfilled ||
1494: n->norm->Bd.type == DISP_literal)
1.361 schwarze 1495: p->flags |= TERMP_BRNEVER;
1.60 kristaps 1496: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1497: term_newln(p);
1.361 schwarze 1498: p->flags &= ~TERMP_BRNEVER;
1.372 schwarze 1499: if (n->norm->Bd.type == DISP_centered)
1500: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1501: }
1502:
1503: static int
1.26 kristaps 1504: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1505: {
1.339 schwarze 1506: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1507: p->flags |= TERMP_PREKEEP;
1508: return 1;
1509: }
1.1 kristaps 1510:
1.339 schwarze 1511: static void
1512: termp_xx_post(DECL_ARGS)
1513: {
1514: if (n->aux == 0)
1515: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1516: }
1517:
1518: static void
1519: termp_pf_post(DECL_ARGS)
1520: {
1521:
1.338 schwarze 1522: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.298 schwarze 1523: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1524: }
1525:
1526: static int
1527: termp_ss_pre(DECL_ARGS)
1528: {
1.337 schwarze 1529: struct roff_node *nn;
1.1 kristaps 1530:
1.86 kristaps 1531: switch (n->type) {
1.314 schwarze 1532: case ROFFT_BLOCK:
1.1 kristaps 1533: term_newln(p);
1.337 schwarze 1534: for (nn = n->prev; nn != NULL; nn = nn->prev)
1.367 schwarze 1535: if (nn->type != ROFFT_COMMENT &&
1536: (nn->flags & NODE_NOPRT) == 0)
1.337 schwarze 1537: break;
1538: if (nn != NULL)
1.1 kristaps 1539: term_vspace(p);
1540: break;
1.314 schwarze 1541: case ROFFT_HEAD:
1.102 kristaps 1542: term_fontpush(p, TERMFONT_BOLD);
1.362 schwarze 1543: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1544: break;
1.314 schwarze 1545: case ROFFT_BODY:
1.362 schwarze 1546: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1547: term_tab_set(p, NULL);
1548: term_tab_set(p, "T");
1549: term_tab_set(p, ".5i");
1.274 schwarze 1550: break;
1.1 kristaps 1551: default:
1552: break;
1553: }
1554:
1.328 schwarze 1555: return 1;
1.1 kristaps 1556: }
1557:
1558: static void
1559: termp_ss_post(DECL_ARGS)
1560: {
1561:
1.314 schwarze 1562: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1563: term_newln(p);
1564: }
1565:
1566: static int
1567: termp_cd_pre(DECL_ARGS)
1568: {
1569:
1.143 kristaps 1570: synopsis_pre(p, n);
1.102 kristaps 1571: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1572: return 1;
1.1 kristaps 1573: }
1574:
1575: static int
1576: termp_in_pre(DECL_ARGS)
1577: {
1.142 schwarze 1578:
1.143 kristaps 1579: synopsis_pre(p, n);
1.1 kristaps 1580:
1.338 schwarze 1581: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.138 kristaps 1582: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1583: term_word(p, "#include");
1.138 kristaps 1584: term_word(p, "<");
1585: } else {
1586: term_word(p, "<");
1587: term_fontpush(p, TERMFONT_UNDER);
1588: }
1.22 kristaps 1589:
1.1 kristaps 1590: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1591: return 1;
1.1 kristaps 1592: }
1593:
1594: static void
1595: termp_in_post(DECL_ARGS)
1596: {
1597:
1.338 schwarze 1598: if (NODE_SYNPRETTY & n->flags)
1.138 kristaps 1599: term_fontpush(p, TERMFONT_BOLD);
1600:
1.79 kristaps 1601: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1602: term_word(p, ">");
1603:
1.338 schwarze 1604: if (NODE_SYNPRETTY & n->flags)
1.138 kristaps 1605: term_fontpop(p);
1.1 kristaps 1606: }
1607:
1608: static int
1.355 schwarze 1609: termp_pp_pre(DECL_ARGS)
1.45 kristaps 1610: {
1.355 schwarze 1611: fn_prio = 0;
1612: term_vspace(p);
1.328 schwarze 1613: return 0;
1.45 kristaps 1614: }
1615:
1616: static int
1.294 schwarze 1617: termp_skip_pre(DECL_ARGS)
1.268 schwarze 1618: {
1619:
1.328 schwarze 1620: return 0;
1.268 schwarze 1621: }
1622:
1623: static int
1.188 kristaps 1624: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1625: {
1626:
1.314 schwarze 1627: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.328 schwarze 1628: return 1;
1.1 kristaps 1629:
1.188 kristaps 1630: switch (n->tok) {
1.264 schwarze 1631: case MDOC_Ao:
1632: case MDOC_Aq:
1.331 schwarze 1633: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1634: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.188 kristaps 1635: break;
1.264 schwarze 1636: case MDOC_Bro:
1637: case MDOC_Brq:
1.188 kristaps 1638: term_word(p, "{");
1639: break;
1.264 schwarze 1640: case MDOC_Oo:
1641: case MDOC_Op:
1642: case MDOC_Bo:
1643: case MDOC_Bq:
1.188 kristaps 1644: term_word(p, "[");
1645: break;
1.346 schwarze 1646: case MDOC__T:
1647: /* FALLTHROUGH */
1.264 schwarze 1648: case MDOC_Do:
1649: case MDOC_Dq:
1.366 schwarze 1650: term_word(p, "\\(lq");
1.188 kristaps 1651: break;
1.268 schwarze 1652: case MDOC_En:
1653: if (NULL == n->norm->Es ||
1654: NULL == n->norm->Es->child)
1.328 schwarze 1655: return 1;
1.268 schwarze 1656: term_word(p, n->norm->Es->child->string);
1657: break;
1.264 schwarze 1658: case MDOC_Po:
1659: case MDOC_Pq:
1.188 kristaps 1660: term_word(p, "(");
1661: break;
1.264 schwarze 1662: case MDOC_Qo:
1663: case MDOC_Qq:
1.188 kristaps 1664: term_word(p, "\"");
1665: break;
1.264 schwarze 1666: case MDOC_Ql:
1667: case MDOC_So:
1668: case MDOC_Sq:
1.249 schwarze 1669: term_word(p, "\\(oq");
1.188 kristaps 1670: break;
1671: default:
1672: abort();
1673: }
1.1 kristaps 1674:
1675: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1676: return 1;
1.1 kristaps 1677: }
1678:
1679: static void
1.188 kristaps 1680: termp_quote_post(DECL_ARGS)
1.1 kristaps 1681: {
1682:
1.314 schwarze 1683: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1684: return;
1685:
1.306 schwarze 1686: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1687:
1.188 kristaps 1688: switch (n->tok) {
1.264 schwarze 1689: case MDOC_Ao:
1690: case MDOC_Aq:
1.331 schwarze 1691: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1692: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.188 kristaps 1693: break;
1.264 schwarze 1694: case MDOC_Bro:
1695: case MDOC_Brq:
1.188 kristaps 1696: term_word(p, "}");
1697: break;
1.264 schwarze 1698: case MDOC_Oo:
1699: case MDOC_Op:
1700: case MDOC_Bo:
1701: case MDOC_Bq:
1.188 kristaps 1702: term_word(p, "]");
1703: break;
1.346 schwarze 1704: case MDOC__T:
1705: /* FALLTHROUGH */
1.264 schwarze 1706: case MDOC_Do:
1707: case MDOC_Dq:
1.366 schwarze 1708: term_word(p, "\\(rq");
1.268 schwarze 1709: break;
1710: case MDOC_En:
1.306 schwarze 1711: if (n->norm->Es == NULL ||
1712: n->norm->Es->child == NULL ||
1713: n->norm->Es->child->next == NULL)
1714: p->flags &= ~TERMP_NOSPACE;
1715: else
1.268 schwarze 1716: term_word(p, n->norm->Es->child->next->string);
1.188 kristaps 1717: break;
1.264 schwarze 1718: case MDOC_Po:
1719: case MDOC_Pq:
1.188 kristaps 1720: term_word(p, ")");
1721: break;
1.264 schwarze 1722: case MDOC_Qo:
1723: case MDOC_Qq:
1.188 kristaps 1724: term_word(p, "\"");
1725: break;
1.264 schwarze 1726: case MDOC_Ql:
1727: case MDOC_So:
1728: case MDOC_Sq:
1.249 schwarze 1729: term_word(p, "\\(cq");
1.188 kristaps 1730: break;
1731: default:
1732: abort();
1733: }
1.306 schwarze 1734: }
1735:
1736: static int
1737: termp_eo_pre(DECL_ARGS)
1738: {
1739:
1.314 schwarze 1740: if (n->type != ROFFT_BODY)
1.328 schwarze 1741: return 1;
1.306 schwarze 1742:
1743: if (n->end == ENDBODY_NOT &&
1744: n->parent->head->child == NULL &&
1745: n->child != NULL &&
1746: n->child->end != ENDBODY_NOT)
1747: term_word(p, "\\&");
1748: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.309 schwarze 1749: n->parent->head->child != NULL && (n->child != NULL ||
1750: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.306 schwarze 1751: p->flags |= TERMP_NOSPACE;
1752:
1.328 schwarze 1753: return 1;
1.306 schwarze 1754: }
1755:
1756: static void
1757: termp_eo_post(DECL_ARGS)
1758: {
1759: int body, tail;
1760:
1.314 schwarze 1761: if (n->type != ROFFT_BODY)
1.306 schwarze 1762: return;
1763:
1764: if (n->end != ENDBODY_NOT) {
1765: p->flags &= ~TERMP_NOSPACE;
1766: return;
1767: }
1768:
1769: body = n->child != NULL || n->parent->head->child != NULL;
1770: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1771:
1772: if (body && tail)
1773: p->flags |= TERMP_NOSPACE;
1774: else if ( ! (body || tail))
1775: term_word(p, "\\&");
1776: else if ( ! tail)
1777: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1778: }
1779:
1780: static int
1781: termp_fo_pre(DECL_ARGS)
1782: {
1.257 schwarze 1783: size_t rmargin = 0;
1.256 schwarze 1784: int pretty;
1785:
1.338 schwarze 1786: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1787:
1.314 schwarze 1788: if (n->type == ROFFT_BLOCK) {
1.143 kristaps 1789: synopsis_pre(p, n);
1.328 schwarze 1790: return 1;
1.314 schwarze 1791: } else if (n->type == ROFFT_BODY) {
1.256 schwarze 1792: if (pretty) {
1.362 schwarze 1793: rmargin = p->tcol->rmargin;
1794: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1795: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1796: TERMP_HANG;
1.256 schwarze 1797: }
1.33 kristaps 1798: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1799: term_word(p, "(");
1.222 kristaps 1800: p->flags |= TERMP_NOSPACE;
1.256 schwarze 1801: if (pretty) {
1802: term_flushln(p);
1.263 schwarze 1803: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1804: TERMP_HANG);
1.360 schwarze 1805: p->flags |= TERMP_NOPAD;
1.362 schwarze 1806: p->tcol->offset = p->tcol->rmargin;
1807: p->tcol->rmargin = rmargin;
1.256 schwarze 1808: }
1.328 schwarze 1809: return 1;
1.256 schwarze 1810: }
1.141 kristaps 1811:
1.169 kristaps 1812: if (NULL == n->child)
1.328 schwarze 1813: return 0;
1.169 kristaps 1814:
1.141 kristaps 1815: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1816:
1.141 kristaps 1817: assert(n->child->string);
1.102 kristaps 1818: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 1819: term_word(p, n->child->string);
1.328 schwarze 1820: return 0;
1.1 kristaps 1821: }
1822:
1823: static void
1824: termp_fo_post(DECL_ARGS)
1825: {
1826:
1.314 schwarze 1827: if (n->type != ROFFT_BODY)
1.143 kristaps 1828: return;
1829:
1.222 kristaps 1830: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1831: term_word(p, ")");
1832:
1.338 schwarze 1833: if (NODE_SYNPRETTY & n->flags) {
1.222 kristaps 1834: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1835: term_word(p, ";");
1.256 schwarze 1836: term_flushln(p);
1.222 kristaps 1837: }
1.1 kristaps 1838: }
1839:
1840: static int
1841: termp_bf_pre(DECL_ARGS)
1842: {
1843:
1.314 schwarze 1844: if (n->type == ROFFT_HEAD)
1.328 schwarze 1845: return 0;
1.314 schwarze 1846: else if (n->type != ROFFT_BODY)
1.328 schwarze 1847: return 1;
1.1 kristaps 1848:
1.264 schwarze 1849: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 1850: term_fontpush(p, TERMFONT_UNDER);
1.264 schwarze 1851: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 1852: term_fontpush(p, TERMFONT_BOLD);
1.264 schwarze 1853: else
1.102 kristaps 1854: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1855:
1.328 schwarze 1856: return 1;
1.1 kristaps 1857: }
1858:
1859: static int
1860: termp_sm_pre(DECL_ARGS)
1861: {
1862:
1.269 schwarze 1863: if (NULL == n->child)
1864: p->flags ^= TERMP_NONOSPACE;
1865: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1866: p->flags &= ~TERMP_NONOSPACE;
1.269 schwarze 1867: else
1.1 kristaps 1868: p->flags |= TERMP_NONOSPACE;
1.269 schwarze 1869:
1870: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1871: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1872:
1.328 schwarze 1873: return 0;
1.1 kristaps 1874: }
1875:
1876: static int
1877: termp_ap_pre(DECL_ARGS)
1878: {
1879:
1880: p->flags |= TERMP_NOSPACE;
1.188 kristaps 1881: term_word(p, "'");
1.1 kristaps 1882: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1883: return 1;
1.1 kristaps 1884: }
1885:
1886: static void
1887: termp____post(DECL_ARGS)
1888: {
1.184 kristaps 1889:
1890: /*
1891: * Handle lists of authors. In general, print each followed by
1892: * a comma. Don't print the comma if there are only two
1893: * authors.
1894: */
1895: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1896: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1897: if (NULL == n->prev || MDOC__A != n->prev->tok)
1898: return;
1.1 kristaps 1899:
1.95 kristaps 1900: /* TODO: %U. */
1901:
1.187 kristaps 1902: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1903: return;
1904:
1.222 kristaps 1905: p->flags |= TERMP_NOSPACE;
1.186 kristaps 1906: if (NULL == n->next) {
1907: term_word(p, ".");
1908: p->flags |= TERMP_SENTENCE;
1909: } else
1910: term_word(p, ",");
1.1 kristaps 1911: }
1912:
1913: static int
1.102 kristaps 1914: termp_li_pre(DECL_ARGS)
1915: {
1916:
1.335 schwarze 1917: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1918: term_fontpush(p, TERMFONT_NONE);
1.328 schwarze 1919: return 1;
1.102 kristaps 1920: }
1921:
1922: static int
1.1 kristaps 1923: termp_lk_pre(DECL_ARGS)
1924: {
1.358 schwarze 1925: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1926:
1.349 schwarze 1927: if ((link = n->child) == NULL)
1.328 schwarze 1928: return 0;
1.181 kristaps 1929:
1.358 schwarze 1930: /* Find beginning of trailing punctuation. */
1931: punct = n->last;
1932: while (punct != link && punct->flags & NODE_DELIMC)
1933: punct = punct->prev;
1934: punct = punct->next;
1935:
1.349 schwarze 1936: /* Link text. */
1.358 schwarze 1937: if ((descr = link->next) != NULL && descr != punct) {
1.240 schwarze 1938: term_fontpush(p, TERMFONT_UNDER);
1.358 schwarze 1939: while (descr != punct) {
1940: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1941: p->flags |= TERMP_NOSPACE;
1.240 schwarze 1942: term_word(p, descr->string);
1943: descr = descr->next;
1944: }
1.347 schwarze 1945: term_fontpop(p);
1.240 schwarze 1946: p->flags |= TERMP_NOSPACE;
1947: term_word(p, ":");
1948: }
1.1 kristaps 1949:
1.349 schwarze 1950: /* Link target. */
1.102 kristaps 1951: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 1952: term_word(p, link->string);
1.102 kristaps 1953: term_fontpop(p);
1.348 schwarze 1954:
1.349 schwarze 1955: /* Trailing punctuation. */
1.358 schwarze 1956: while (punct != NULL) {
1.349 schwarze 1957: p->flags |= TERMP_NOSPACE;
1.358 schwarze 1958: term_word(p, punct->string);
1959: punct = punct->next;
1.349 schwarze 1960: }
1.328 schwarze 1961: return 0;
1.1 kristaps 1962: }
1963:
1.159 schwarze 1964: static int
1965: termp_bk_pre(DECL_ARGS)
1966: {
1967:
1.161 schwarze 1968: switch (n->type) {
1.314 schwarze 1969: case ROFFT_BLOCK:
1.166 kristaps 1970: break;
1.314 schwarze 1971: case ROFFT_HEAD:
1.328 schwarze 1972: return 0;
1.314 schwarze 1973: case ROFFT_BODY:
1.331 schwarze 1974: if (n->parent->args != NULL || n->prev->child == NULL)
1.200 schwarze 1975: p->flags |= TERMP_PREKEEP;
1.166 kristaps 1976: break;
1.161 schwarze 1977: default:
1978: abort();
1979: }
1.166 kristaps 1980:
1.328 schwarze 1981: return 1;
1.159 schwarze 1982: }
1983:
1984: static void
1985: termp_bk_post(DECL_ARGS)
1986: {
1987:
1.314 schwarze 1988: if (n->type == ROFFT_BODY)
1.161 schwarze 1989: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 1990: }
1991:
1992: static void
1993: termp__t_post(DECL_ARGS)
1994: {
1995:
1996: /*
1997: * If we're in an `Rs' and there's a journal present, then quote
1998: * us instead of underlining us (for disambiguation).
1999: */
1.217 schwarze 2000: if (n->parent && MDOC_Rs == n->parent->tok &&
1.264 schwarze 2001: n->parent->norm->Rs.quote_T)
1.245 schwarze 2002: termp_quote_post(p, pair, meta, n);
1.203 kristaps 2003:
1.245 schwarze 2004: termp____post(p, pair, meta, n);
1.203 kristaps 2005: }
2006:
2007: static int
2008: termp__t_pre(DECL_ARGS)
2009: {
2010:
2011: /*
2012: * If we're in an `Rs' and there's a journal present, then quote
2013: * us instead of underlining us (for disambiguation).
2014: */
2015: if (n->parent && MDOC_Rs == n->parent->tok &&
1.264 schwarze 2016: n->parent->norm->Rs.quote_T)
1.328 schwarze 2017: return termp_quote_pre(p, pair, meta, n);
1.203 kristaps 2018:
2019: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 2020: return 1;
1.159 schwarze 2021: }
1.1 kristaps 2022:
2023: static int
1.69 kristaps 2024: termp_under_pre(DECL_ARGS)
1.1 kristaps 2025: {
2026:
1.102 kristaps 2027: term_fontpush(p, TERMFONT_UNDER);
1.334 schwarze 2028: return 1;
2029: }
2030:
2031: static int
2032: termp_em_pre(DECL_ARGS)
2033: {
2034: if (n->child != NULL &&
2035: n->child->type == ROFFT_TEXT)
2036: tag_put(n->child->string, 0, p->line);
2037: term_fontpush(p, TERMFONT_UNDER);
2038: return 1;
2039: }
2040:
2041: static int
2042: termp_sy_pre(DECL_ARGS)
2043: {
2044: if (n->child != NULL &&
2045: n->child->type == ROFFT_TEXT)
2046: tag_put(n->child->string, 0, p->line);
2047: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 2048: return 1;
1.323 schwarze 2049: }
2050:
2051: static int
2052: termp_er_pre(DECL_ARGS)
2053: {
2054:
2055: if (n->sec == SEC_ERRORS &&
2056: (n->parent->tok == MDOC_It ||
2057: (n->parent->tok == MDOC_Bq &&
1.324 schwarze 2058: n->parent->parent->parent->tok == MDOC_It)))
2059: tag_put(n->child->string, 1, p->line);
1.328 schwarze 2060: return 1;
1.320 schwarze 2061: }
2062:
2063: static int
2064: termp_tag_pre(DECL_ARGS)
2065: {
2066:
2067: if (n->child != NULL &&
2068: n->child->type == ROFFT_TEXT &&
1.333 schwarze 2069: (n->prev == NULL ||
2070: (n->prev->type == ROFFT_TEXT &&
2071: strcmp(n->prev->string, "|") == 0)) &&
1.320 schwarze 2072: (n->parent->tok == MDOC_It ||
2073: (n->parent->tok == MDOC_Xo &&
2074: n->parent->parent->prev == NULL &&
1.324 schwarze 2075: n->parent->parent->parent->tok == MDOC_It)))
2076: tag_put(n->child->string, 1, p->line);
1.328 schwarze 2077: return 1;
1.369 schwarze 2078: }
2079:
2080: static int
2081: termp_abort_pre(DECL_ARGS)
2082: {
2083: abort();
1.84 kristaps 2084: }
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