Annotation of mandoc/mdoc_term.c, Revision 1.377
1.377 ! schwarze 1: /* $Id: mdoc_term.c,v 1.376 2020/01/20 10:37:15 schwarze Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.375 schwarze 4: * Copyright (c) 2010, 2012-2020 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 *,
1.377 ! schwarze 57: struct roff_node *, struct roff_node *);
1.264 schwarze 58: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 59: static void print_mdoc_nodelist(DECL_ARGS);
1.316 schwarze 60: static void print_mdoc_head(struct termp *, const struct roff_meta *);
61: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.377 ! schwarze 62: static void synopsis_pre(struct termp *, struct roff_node *);
1.96 kristaps 63:
1.31 kristaps 64: static void termp____post(DECL_ARGS);
1.203 kristaps 65: static void termp__t_post(DECL_ARGS);
1.31 kristaps 66: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 67: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 68: static void termp_bl_post(DECL_ARGS);
1.306 schwarze 69: static void termp_eo_post(DECL_ARGS);
1.241 schwarze 70: static void termp_fd_post(DECL_ARGS);
1.31 kristaps 71: static void termp_fo_post(DECL_ARGS);
72: static void termp_in_post(DECL_ARGS);
73: static void termp_it_post(DECL_ARGS);
74: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 75: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 76: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 77: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 78: static void termp_sh_post(DECL_ARGS);
79: static void termp_ss_post(DECL_ARGS);
1.339 schwarze 80: static void termp_xx_post(DECL_ARGS);
1.31 kristaps 81:
1.184 kristaps 82: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 83: static int termp__t_pre(DECL_ARGS);
1.369 schwarze 84: static int termp_abort_pre(DECL_ARGS);
1.61 kristaps 85: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 86: static int termp_ap_pre(DECL_ARGS);
87: static int termp_bd_pre(DECL_ARGS);
88: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 89: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 90: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 91: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 92: static int termp_cd_pre(DECL_ARGS);
93: static int termp_d1_pre(DECL_ARGS);
1.306 schwarze 94: static int termp_eo_pre(DECL_ARGS);
1.334 schwarze 95: static int termp_em_pre(DECL_ARGS);
1.323 schwarze 96: static int termp_er_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);
1.334 schwarze 118: static int termp_sy_pre(DECL_ARGS);
1.320 schwarze 119: static int termp_tag_pre(DECL_ARGS);
1.375 schwarze 120: static int termp_tg_pre(DECL_ARGS);
1.69 kristaps 121: static int termp_under_pre(DECL_ARGS);
1.110 kristaps 122: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 123: static int termp_xr_pre(DECL_ARGS);
124: static int termp_xx_pre(DECL_ARGS);
125:
1.368 schwarze 126: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 127: { NULL, NULL }, /* Dd */
128: { NULL, NULL }, /* Dt */
129: { NULL, NULL }, /* Os */
130: { termp_sh_pre, termp_sh_post }, /* Sh */
1.264 schwarze 131: { termp_ss_pre, termp_ss_post }, /* Ss */
1.355 schwarze 132: { termp_pp_pre, NULL }, /* Pp */
1.241 schwarze 133: { termp_d1_pre, termp_bl_post }, /* D1 */
134: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 135: { termp_bd_pre, termp_bd_post }, /* Bd */
136: { NULL, NULL }, /* Ed */
1.115 kristaps 137: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 138: { NULL, NULL }, /* El */
139: { termp_it_pre, termp_it_post }, /* It */
1.264 schwarze 140: { termp_under_pre, NULL }, /* Ad */
1.282 schwarze 141: { termp_an_pre, NULL }, /* An */
1.350 schwarze 142: { termp_ap_pre, NULL }, /* Ap */
1.69 kristaps 143: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 144: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 145: { termp_bold_pre, NULL }, /* Cm */
1.325 schwarze 146: { termp_li_pre, NULL }, /* Dv */
1.323 schwarze 147: { termp_er_pre, NULL }, /* Er */
1.320 schwarze 148: { termp_tag_pre, NULL }, /* Ev */
1.1 kristaps 149: { termp_ex_pre, NULL }, /* Ex */
1.264 schwarze 150: { termp_fa_pre, NULL }, /* Fa */
151: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 152: { termp_fl_pre, NULL }, /* Fl */
1.264 schwarze 153: { termp_fn_pre, NULL }, /* Fn */
154: { termp_ft_pre, NULL }, /* Ft */
155: { termp_bold_pre, NULL }, /* Ic */
156: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 157: { termp_li_pre, NULL }, /* Li */
1.264 schwarze 158: { termp_nd_pre, NULL }, /* Nd */
159: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 160: { termp_quote_pre, termp_quote_post }, /* Op */
1.369 schwarze 161: { termp_abort_pre, NULL }, /* Ot */
1.69 kristaps 162: { termp_under_pre, NULL }, /* Pa */
1.341 schwarze 163: { termp_ex_pre, NULL }, /* Rv */
1.264 schwarze 164: { NULL, NULL }, /* St */
1.69 kristaps 165: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 166: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 167: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 168: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 169: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 170: { NULL, termp____post }, /* %D */
1.84 kristaps 171: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 172: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 173: { NULL, termp____post }, /* %N */
174: { NULL, termp____post }, /* %O */
175: { NULL, termp____post }, /* %P */
176: { NULL, termp____post }, /* %R */
1.203 kristaps 177: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 178: { NULL, termp____post }, /* %V */
179: { NULL, NULL }, /* Ac */
1.188 kristaps 180: { termp_quote_pre, termp_quote_post }, /* Ao */
181: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 182: { NULL, NULL }, /* At */
1.1 kristaps 183: { NULL, NULL }, /* Bc */
1.264 schwarze 184: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 185: { termp_quote_pre, termp_quote_post }, /* Bo */
186: { termp_quote_pre, termp_quote_post }, /* Bq */
1.339 schwarze 187: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.340 schwarze 188: { NULL, NULL }, /* Bx */
1.294 schwarze 189: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 190: { NULL, NULL }, /* Dc */
1.188 kristaps 191: { termp_quote_pre, termp_quote_post }, /* Do */
192: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 193: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 194: { NULL, NULL }, /* Ef */
1.334 schwarze 195: { termp_em_pre, NULL }, /* Em */
1.306 schwarze 196: { termp_eo_pre, termp_eo_post }, /* Eo */
1.339 schwarze 197: { termp_xx_pre, termp_xx_post }, /* Fx */
1.176 kristaps 198: { termp_bold_pre, NULL }, /* Ms */
1.290 schwarze 199: { termp_li_pre, NULL }, /* No */
1.1 kristaps 200: { termp_ns_pre, NULL }, /* Ns */
1.339 schwarze 201: { termp_xx_pre, termp_xx_post }, /* Nx */
202: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 203: { NULL, NULL }, /* Pc */
1.254 schwarze 204: { NULL, termp_pf_post }, /* Pf */
1.188 kristaps 205: { termp_quote_pre, termp_quote_post }, /* Po */
206: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 207: { NULL, NULL }, /* Qc */
1.188 kristaps 208: { termp_quote_pre, termp_quote_post }, /* Ql */
209: { termp_quote_pre, termp_quote_post }, /* Qo */
210: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 211: { NULL, NULL }, /* Re */
212: { termp_rs_pre, NULL }, /* Rs */
213: { NULL, NULL }, /* Sc */
1.188 kristaps 214: { termp_quote_pre, termp_quote_post }, /* So */
215: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 216: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 217: { termp_under_pre, NULL }, /* Sx */
1.334 schwarze 218: { termp_sy_pre, NULL }, /* Sy */
1.1 kristaps 219: { NULL, NULL }, /* Tn */
1.339 schwarze 220: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 221: { NULL, NULL }, /* Xc */
222: { NULL, NULL }, /* Xo */
1.264 schwarze 223: { termp_fo_pre, termp_fo_post }, /* Fo */
224: { NULL, NULL }, /* Fc */
1.188 kristaps 225: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 226: { NULL, NULL }, /* Oc */
1.159 schwarze 227: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 228: { NULL, NULL }, /* Ek */
1.341 schwarze 229: { NULL, NULL }, /* Bt */
1.1 kristaps 230: { NULL, NULL }, /* Hf */
1.268 schwarze 231: { termp_under_pre, NULL }, /* Fr */
1.341 schwarze 232: { NULL, NULL }, /* Ud */
1.37 kristaps 233: { NULL, termp_lb_post }, /* Lb */
1.369 schwarze 234: { termp_abort_pre, NULL }, /* Lp */
1.264 schwarze 235: { termp_lk_pre, NULL }, /* Lk */
236: { termp_under_pre, NULL }, /* Mt */
237: { termp_quote_pre, termp_quote_post }, /* Brq */
238: { termp_quote_pre, termp_quote_post }, /* Bro */
239: { NULL, NULL }, /* Brc */
240: { NULL, termp____post }, /* %C */
1.294 schwarze 241: { termp_skip_pre, NULL }, /* Es */
1.268 schwarze 242: { termp_quote_pre, termp_quote_post }, /* En */
1.339 schwarze 243: { termp_xx_pre, termp_xx_post }, /* Dx */
1.264 schwarze 244: { NULL, termp____post }, /* %Q */
245: { NULL, termp____post }, /* %U */
246: { NULL, NULL }, /* Ta */
1.375 schwarze 247: { termp_tg_pre, NULL }, /* Tg */
1.1 kristaps 248: };
249:
1.376 schwarze 250: static int fn_prio = TAG_STRONG;
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: {
1.374 schwarze 256: struct roff_node *n, *nn;
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) {
1.374 schwarze 268: for (nn = NULL; n != NULL; n = n->next) {
269: if (n->tok != MDOC_Sh)
270: continue;
271: if (n->sec == SEC_SYNOPSIS)
1.281 schwarze 272: break;
1.374 schwarze 273: if (nn == NULL && n->sec == SEC_NAME)
274: nn = n;
1.281 schwarze 275: }
1.374 schwarze 276: if (n == NULL)
277: n = nn;
278: p->flags |= TERMP_NOSPACE;
279: if (n != NULL && (n = n->child->next->child) != NULL)
280: print_mdoc_nodelist(p, NULL, mdoc, n);
281: term_newln(p);
1.281 schwarze 282: } else {
1.342 schwarze 283: save_defindent = p->defindent;
1.281 schwarze 284: if (p->defindent == 0)
285: p->defindent = 5;
1.371 schwarze 286: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.367 schwarze 287: while (n != NULL &&
288: (n->type == ROFFT_COMMENT ||
289: n->flags & NODE_NOPRT))
1.337 schwarze 290: n = n->next;
1.281 schwarze 291: if (n != NULL) {
292: if (n->tok != MDOC_Sh)
293: term_vspace(p);
1.371 schwarze 294: print_mdoc_nodelist(p, NULL, mdoc, n);
1.281 schwarze 295: }
296: term_end(p);
1.342 schwarze 297: p->defindent = save_defindent;
1.271 schwarze 298: }
1.1 kristaps 299: }
300:
1.3 kristaps 301: static void
1.102 kristaps 302: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 303: {
304:
1.304 schwarze 305: while (n != NULL) {
306: print_mdoc_node(p, pair, meta, n);
307: n = n->next;
308: }
1.1 kristaps 309: }
310:
1.3 kristaps 311: static void
1.102 kristaps 312: print_mdoc_node(DECL_ARGS)
1.1 kristaps 313: {
1.368 schwarze 314: const struct mdoc_term_act *act;
1.1 kristaps 315: struct termpair npair;
1.30 kristaps 316: size_t offset, rmargin;
1.368 schwarze 317: int chld;
1.1 kristaps 318:
1.372 schwarze 319: /*
320: * In no-fill mode, break the output line at the beginning
321: * of new input lines except after \c, and nowhere else.
322: */
323:
324: if (n->flags & NODE_NOFILL) {
325: if (n->flags & NODE_LINE &&
326: (p->flags & TERMP_NONEWLINE) == 0)
327: term_newln(p);
328: p->flags |= TERMP_BRNEVER;
329: } else
330: p->flags &= ~TERMP_BRNEVER;
331:
1.367 schwarze 332: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.337 schwarze 333: return;
334:
1.70 kristaps 335: chld = 1;
1.362 schwarze 336: offset = p->tcol->offset;
337: rmargin = p->tcol->rmargin;
1.338 schwarze 338: n->flags &= ~NODE_ENDED;
1.305 schwarze 339: n->prev_font = p->fonti;
1.29 kristaps 340:
1.97 kristaps 341: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 342: npair.ppair = pair;
1.172 kristaps 343:
344: /*
345: * Keeps only work until the end of a line. If a keep was
346: * invoked in a prior line, revert it to PREKEEP.
347: */
348:
1.338 schwarze 349: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.307 schwarze 350: p->flags &= ~TERMP_KEEP;
351: p->flags |= TERMP_PREKEEP;
1.172 kristaps 352: }
1.197 schwarze 353:
354: /*
1.217 schwarze 355: * After the keep flags have been set up, we may now
356: * produce output. Note that some pre-handlers do so.
357: */
358:
1.373 schwarze 359: act = NULL;
1.217 schwarze 360: switch (n->type) {
1.314 schwarze 361: case ROFFT_TEXT:
1.372 schwarze 362: if (n->flags & NODE_LINE) {
363: switch (*n->string) {
364: case '\0':
365: if (p->flags & TERMP_NONEWLINE)
366: term_newln(p);
367: else
368: term_vspace(p);
369: return;
370: case ' ':
371: if ((p->flags & TERMP_NONEWLINE) == 0)
372: term_newln(p);
373: break;
374: default:
375: break;
376: }
377: }
1.338 schwarze 378: if (NODE_DELIMC & n->flags)
1.222 kristaps 379: p->flags |= TERMP_NOSPACE;
1.217 schwarze 380: term_word(p, n->string);
1.338 schwarze 381: if (NODE_DELIMO & n->flags)
1.222 kristaps 382: p->flags |= TERMP_NOSPACE;
1.217 schwarze 383: break;
1.314 schwarze 384: case ROFFT_EQN:
1.338 schwarze 385: if ( ! (n->flags & NODE_LINE))
1.284 schwarze 386: p->flags |= TERMP_NOSPACE;
1.233 kristaps 387: term_eqn(p, n->eqn);
1.338 schwarze 388: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.285 schwarze 389: p->flags |= TERMP_NOSPACE;
1.217 schwarze 390: break;
1.314 schwarze 391: case ROFFT_TBL:
1.313 schwarze 392: if (p->tbl.cols == NULL)
393: term_newln(p);
1.217 schwarze 394: term_tbl(p, n->span);
395: break;
396: default:
1.351 schwarze 397: if (n->tok < ROFF_MAX) {
1.352 schwarze 398: roff_term_pre(p, n);
1.354 schwarze 399: return;
1.351 schwarze 400: }
401: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.368 schwarze 402: act = mdoc_term_acts + (n->tok - MDOC_Dd);
403: if (act->pre != NULL &&
1.331 schwarze 404: (n->end == ENDBODY_NOT || n->child != NULL))
1.368 schwarze 405: chld = (*act->pre)(p, &npair, meta, n);
1.217 schwarze 406: break;
407: }
408:
1.86 kristaps 409: if (chld && n->child)
1.245 schwarze 410: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 411:
1.244 schwarze 412: term_fontpopq(p,
1.310 schwarze 413: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.46 kristaps 414:
1.206 kristaps 415: switch (n->type) {
1.314 schwarze 416: case ROFFT_TEXT:
1.206 kristaps 417: break;
1.314 schwarze 418: case ROFFT_TBL:
1.216 kristaps 419: break;
1.314 schwarze 420: case ROFFT_EQN:
1.206 kristaps 421: break;
422: default:
1.368 schwarze 423: if (act->post == NULL || n->flags & NODE_ENDED)
1.206 kristaps 424: break;
1.368 schwarze 425: (void)(*act->post)(p, &npair, meta, n);
1.162 schwarze 426:
427: /*
428: * Explicit end tokens not only call the post
429: * handler, but also tell the respective block
430: * that it must not call the post handler again.
431: */
1.165 kristaps 432: if (ENDBODY_NOT != n->end)
1.338 schwarze 433: n->body->flags |= NODE_ENDED;
1.206 kristaps 434: break;
1.162 schwarze 435: }
1.121 kristaps 436:
1.338 schwarze 437: if (NODE_EOS & n->flags)
1.121 kristaps 438: p->flags |= TERMP_SENTENCE;
1.29 kristaps 439:
1.359 schwarze 440: if (n->type != ROFFT_TEXT)
1.362 schwarze 441: p->tcol->offset = offset;
442: p->tcol->rmargin = rmargin;
1.1 kristaps 443: }
444:
1.3 kristaps 445: static void
1.316 schwarze 446: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 447: {
1.292 schwarze 448: size_t sz;
1.144 kristaps 449:
1.102 kristaps 450: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 451:
1.264 schwarze 452: /*
1.9 kristaps 453: * Output the footer in new-groff style, that is, three columns
454: * with the middle being the manual date and flanking columns
455: * being the operating system:
456: *
457: * SYSTEM DATE SYSTEM
458: */
459:
1.1 kristaps 460: term_vspace(p);
461:
1.362 schwarze 462: p->tcol->offset = 0;
1.292 schwarze 463: sz = term_strlen(p, meta->date);
1.362 schwarze 464: p->tcol->rmargin = p->maxrmargin > sz ?
1.292 schwarze 465: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.250 schwarze 466: p->trailspace = 1;
1.1 kristaps 467: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
468:
1.245 schwarze 469: term_word(p, meta->os);
1.1 kristaps 470: term_flushln(p);
471:
1.362 schwarze 472: p->tcol->offset = p->tcol->rmargin;
1.292 schwarze 473: sz = term_strlen(p, meta->os);
1.362 schwarze 474: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.234 schwarze 475: p->flags |= TERMP_NOSPACE;
1.9 kristaps 476:
1.245 schwarze 477: term_word(p, meta->date);
1.9 kristaps 478: term_flushln(p);
479:
1.362 schwarze 480: p->tcol->offset = p->tcol->rmargin;
481: p->tcol->rmargin = p->maxrmargin;
1.250 schwarze 482: p->trailspace = 0;
1.1 kristaps 483: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 484: p->flags |= TERMP_NOSPACE;
1.1 kristaps 485:
1.245 schwarze 486: term_word(p, meta->os);
1.1 kristaps 487: term_flushln(p);
488:
1.362 schwarze 489: p->tcol->offset = 0;
490: p->tcol->rmargin = p->maxrmargin;
1.9 kristaps 491: p->flags = 0;
1.1 kristaps 492: }
493:
1.3 kristaps 494: static void
1.316 schwarze 495: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 496: {
1.267 schwarze 497: char *volume, *title;
498: size_t vollen, titlen;
1.1 kristaps 499:
500: /*
501: * The header is strange. It has three components, which are
502: * really two with the first duplicated. It goes like this:
503: *
504: * IDENTIFIER TITLE IDENTIFIER
505: *
506: * The IDENTIFIER is NAME(SECTION), which is the command-name
507: * (if given, or "unknown" if not) followed by the manual page
508: * section. These are given in `Dt'. The TITLE is a free-form
509: * string depending on the manual volume. If not specified, it
510: * switches on the manual section.
511: */
1.235 schwarze 512:
1.245 schwarze 513: assert(meta->vol);
1.267 schwarze 514: if (NULL == meta->arch)
515: volume = mandoc_strdup(meta->vol);
516: else
517: mandoc_asprintf(&volume, "%s (%s)",
518: meta->vol, meta->arch);
519: vollen = term_strlen(p, volume);
1.1 kristaps 520:
1.275 schwarze 521: if (NULL == meta->msec)
522: title = mandoc_strdup(meta->title);
523: else
524: mandoc_asprintf(&title, "%s(%s)",
525: meta->title, meta->msec);
1.235 schwarze 526: titlen = term_strlen(p, title);
1.1 kristaps 527:
1.235 schwarze 528: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250 schwarze 529: p->trailspace = 1;
1.362 schwarze 530: p->tcol->offset = 0;
531: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.267 schwarze 532: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.292 schwarze 533: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 534:
535: term_word(p, title);
536: term_flushln(p);
537:
1.235 schwarze 538: p->flags |= TERMP_NOSPACE;
1.362 schwarze 539: p->tcol->offset = p->tcol->rmargin;
540: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
541: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 542:
1.267 schwarze 543: term_word(p, volume);
1.1 kristaps 544: term_flushln(p);
545:
546: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 547: p->trailspace = 0;
1.362 schwarze 548: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.235 schwarze 549: p->flags |= TERMP_NOSPACE;
1.362 schwarze 550: p->tcol->offset = p->tcol->rmargin;
551: p->tcol->rmargin = p->maxrmargin;
1.235 schwarze 552: term_word(p, title);
553: term_flushln(p);
554: }
1.1 kristaps 555:
1.235 schwarze 556: p->flags &= ~TERMP_NOSPACE;
1.362 schwarze 557: p->tcol->offset = 0;
558: p->tcol->rmargin = p->maxrmargin;
1.266 schwarze 559: free(title);
1.267 schwarze 560: free(volume);
1.1 kristaps 561: }
562:
1.302 schwarze 563: static int
1.157 kristaps 564: a2width(const struct termp *p, const char *v)
1.91 kristaps 565: {
1.92 kristaps 566: struct roffsu su;
1.363 schwarze 567: const char *end;
1.1 kristaps 568:
1.363 schwarze 569: end = a2roffsu(v, &su, SCALE_MAX);
570: if (end == NULL || *end != '\0') {
1.157 kristaps 571: SCALE_HS_INIT(&su, term_strlen(p, v));
1.283 schwarze 572: su.scale /= term_strlen(p, "0");
1.302 schwarze 573: }
1.364 schwarze 574: return term_hen(p, &su);
1.1 kristaps 575: }
576:
1.108 kristaps 577: /*
578: * Determine how much space to print out before block elements of `It'
579: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
580: * too.
581: */
1.54 kristaps 582: static void
1.377 ! schwarze 583: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 584: {
1.377 ! schwarze 585: struct roff_node *nn;
1.1 kristaps 586:
587: term_newln(p);
1.150 kristaps 588:
1.377 ! schwarze 589: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
! 590: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.54 kristaps 591: return;
592:
1.85 kristaps 593: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 594:
1.289 schwarze 595: nn = n;
1.377 ! schwarze 596: while (roff_node_prev(nn) == NULL) {
1.289 schwarze 597: do {
598: nn = nn->parent;
1.314 schwarze 599: if (nn->type == ROFFT_ROOT)
1.289 schwarze 600: return;
1.314 schwarze 601: } while (nn->type != ROFFT_BLOCK);
1.289 schwarze 602: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.54 kristaps 603: return;
1.289 schwarze 604: if (nn->tok == MDOC_It &&
605: nn->parent->parent->norm->Bl.type != LIST_item)
606: break;
1.1 kristaps 607: }
608:
1.377 ! schwarze 609: /*
! 610: * No vertical space after:
! 611: * items in .Bl -column
! 612: * items without a body in .Bl -diag
! 613: */
1.54 kristaps 614:
1.377 ! schwarze 615: if (bl->tok != MDOC_Bl ||
! 616: n->prev == NULL || n->prev->tok != MDOC_It ||
! 617: (bl->norm->Bl.type != LIST_column &&
! 618: (bl->norm->Bl.type != LIST_diag ||
! 619: n->prev->body->child != NULL)))
! 620: term_vspace(p);
1.260 schwarze 621: }
622:
1.1 kristaps 623:
624: static int
625: termp_it_pre(DECL_ARGS)
626: {
1.345 schwarze 627: struct roffsu su;
1.302 schwarze 628: char buf[24];
1.315 schwarze 629: const struct roff_node *bl, *nn;
1.302 schwarze 630: size_t ncols, dcol;
631: int i, offset, width;
1.126 kristaps 632: enum mdoc_list type;
1.1 kristaps 633:
1.314 schwarze 634: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 635: print_bvspace(p, n->parent->parent, n);
1.328 schwarze 636: return 1;
1.54 kristaps 637: }
1.1 kristaps 638:
1.86 kristaps 639: bl = n->parent->parent->parent;
1.202 kristaps 640: type = bl->norm->Bl.type;
1.1 kristaps 641:
1.264 schwarze 642: /*
1.302 schwarze 643: * Defaults for specific list types.
644: */
645:
646: switch (type) {
647: case LIST_bullet:
648: case LIST_dash:
649: case LIST_hyphen:
650: case LIST_enum:
651: width = term_len(p, 2);
652: break;
653: case LIST_hang:
1.332 schwarze 654: case LIST_tag:
1.302 schwarze 655: width = term_len(p, 8);
656: break;
657: case LIST_column:
658: width = term_len(p, 10);
659: break;
660: default:
661: width = 0;
662: break;
663: }
664: offset = 0;
665:
666: /*
1.108 kristaps 667: * First calculate width and offset. This is pretty easy unless
668: * we're a -column list, in which case all prior columns must
669: * be accounted for.
670: */
671:
1.302 schwarze 672: if (bl->norm->Bl.offs != NULL) {
1.288 schwarze 673: offset = a2width(p, bl->norm->Bl.offs);
1.362 schwarze 674: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
675: offset = -p->tcol->offset;
1.302 schwarze 676: else if (offset > SHRT_MAX)
677: offset = 0;
678: }
1.152 kristaps 679:
1.1 kristaps 680: switch (type) {
1.264 schwarze 681: case LIST_column:
1.314 schwarze 682: if (n->type == ROFFT_HEAD)
1.1 kristaps 683: break;
1.155 kristaps 684:
1.105 kristaps 685: /*
1.108 kristaps 686: * Imitate groff's column handling:
687: * - For each earlier column, add its width.
688: * - For less than 5 columns, add four more blanks per
689: * column.
690: * - For exactly 5 columns, add three more blank per
691: * column.
692: * - For more than 5 columns, add only one column.
1.105 kristaps 693: */
1.202 kristaps 694: ncols = bl->norm->Bl.ncols;
1.264 schwarze 695: dcol = ncols < 5 ? term_len(p, 4) :
696: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 697:
1.134 kristaps 698: /*
1.314 schwarze 699: * Calculate the offset by applying all prior ROFFT_BODY,
700: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.134 kristaps 701: */
702:
1.264 schwarze 703: for (i = 0, nn = n->prev;
704: nn->prev && i < (int)ncols;
1.345 schwarze 705: nn = nn->prev, i++) {
706: SCALE_HS_INIT(&su,
707: term_strlen(p, bl->norm->Bl.cols[i]));
708: su.scale /= term_strlen(p, "0");
1.364 schwarze 709: offset += term_hen(p, &su) + dcol;
1.345 schwarze 710: }
1.105 kristaps 711:
712: /*
1.108 kristaps 713: * When exceeding the declared number of columns, leave
714: * the remaining widths at 0. This will later be
715: * adjusted to the default width of 10, or, for the last
716: * column, stretched to the right margin.
1.58 kristaps 717: */
1.108 kristaps 718: if (i >= (int)ncols)
719: break;
1.58 kristaps 720:
1.105 kristaps 721: /*
1.108 kristaps 722: * Use the declared column widths, extended as explained
723: * in the preceding paragraph.
1.105 kristaps 724: */
1.345 schwarze 725: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
726: su.scale /= term_strlen(p, "0");
1.364 schwarze 727: width = term_hen(p, &su) + dcol;
1.1 kristaps 728: break;
729: default:
1.202 kristaps 730: if (NULL == bl->norm->Bl.width)
1.108 kristaps 731: break;
732:
1.264 schwarze 733: /*
1.108 kristaps 734: * Note: buffer the width by 2, which is groff's magic
735: * number for buffering single arguments. See the above
736: * handling for column for how this changes.
737: */
1.202 kristaps 738: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.362 schwarze 739: if (width < 0 && (size_t)(-width) > p->tcol->offset)
740: width = -p->tcol->offset;
1.302 schwarze 741: else if (width > SHRT_MAX)
742: width = 0;
1.1 kristaps 743: break;
744: }
745:
1.264 schwarze 746: /*
1.17 kristaps 747: * Whitespace control. Inset bodies need an initial space,
748: * while diagonal bodies need two.
1.1 kristaps 749: */
750:
1.51 kristaps 751: p->flags |= TERMP_NOSPACE;
752:
1.1 kristaps 753: switch (type) {
1.264 schwarze 754: case LIST_diag:
1.314 schwarze 755: if (n->type == ROFFT_BODY)
1.62 kristaps 756: term_word(p, "\\ \\ ");
1.51 kristaps 757: break;
1.264 schwarze 758: case LIST_inset:
1.331 schwarze 759: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.51 kristaps 760: term_word(p, "\\ ");
1.1 kristaps 761: break;
762: default:
763: break;
764: }
765:
1.51 kristaps 766: p->flags |= TERMP_NOSPACE;
767:
1.1 kristaps 768: switch (type) {
1.264 schwarze 769: case LIST_diag:
1.314 schwarze 770: if (n->type == ROFFT_HEAD)
1.102 kristaps 771: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 772: break;
773: default:
774: break;
775: }
776:
777: /*
1.109 kristaps 778: * Pad and break control. This is the tricky part. These flags
779: * are documented in term_flushln() in term.c. Note that we're
780: * going to unset all of these flags in termp_it_post() when we
781: * exit.
1.1 kristaps 782: */
783:
784: switch (type) {
1.264 schwarze 785: case LIST_enum:
1.329 schwarze 786: case LIST_bullet:
787: case LIST_dash:
788: case LIST_hyphen:
1.360 schwarze 789: if (n->type == ROFFT_HEAD) {
790: p->flags |= TERMP_NOBREAK | TERMP_HANG;
791: p->trailspace = 1;
792: } else if (width <= (int)term_len(p, 2))
793: p->flags |= TERMP_NOPAD;
1.39 kristaps 794: break;
1.264 schwarze 795: case LIST_hang:
1.314 schwarze 796: if (n->type != ROFFT_HEAD)
1.59 kristaps 797: break;
1.263 schwarze 798: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250 schwarze 799: p->trailspace = 1;
1.39 kristaps 800: break;
1.264 schwarze 801: case LIST_tag:
1.314 schwarze 802: if (n->type != ROFFT_HEAD)
1.39 kristaps 803: break;
1.250 schwarze 804:
1.326 schwarze 805: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.250 schwarze 806: p->trailspace = 2;
807:
1.86 kristaps 808: if (NULL == n->next || NULL == n->next->child)
1.360 schwarze 809: p->flags |= TERMP_HANG;
1.1 kristaps 810: break;
1.264 schwarze 811: case LIST_column:
1.314 schwarze 812: if (n->type == ROFFT_HEAD)
1.134 kristaps 813: break;
814:
1.250 schwarze 815: if (NULL == n->next) {
1.134 kristaps 816: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 817: p->trailspace = 0;
818: } else {
1.134 kristaps 819: p->flags |= TERMP_NOBREAK;
1.250 schwarze 820: p->trailspace = 1;
821: }
1.134 kristaps 822:
1.1 kristaps 823: break;
1.264 schwarze 824: case LIST_diag:
1.314 schwarze 825: if (n->type != ROFFT_HEAD)
1.250 schwarze 826: break;
1.263 schwarze 827: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 828: p->trailspace = 1;
1.1 kristaps 829: break;
830: default:
831: break;
832: }
833:
1.264 schwarze 834: /*
1.1 kristaps 835: * Margin control. Set-head-width lists have their right
836: * margins shortened. The body for these lists has the offset
837: * necessarily lengthened. Everybody gets the offset.
838: */
839:
1.362 schwarze 840: p->tcol->offset += offset;
1.1 kristaps 841:
842: switch (type) {
1.264 schwarze 843: case LIST_bullet:
844: case LIST_dash:
845: case LIST_enum:
846: case LIST_hyphen:
1.360 schwarze 847: case LIST_hang:
1.264 schwarze 848: case LIST_tag:
1.314 schwarze 849: if (n->type == ROFFT_HEAD)
1.362 schwarze 850: p->tcol->rmargin = p->tcol->offset + width;
1.292 schwarze 851: else
1.362 schwarze 852: p->tcol->offset += width;
1.1 kristaps 853: break;
1.264 schwarze 854: case LIST_column:
1.49 kristaps 855: assert(width);
1.362 schwarze 856: p->tcol->rmargin = p->tcol->offset + width;
1.264 schwarze 857: /*
1.50 kristaps 858: * XXX - this behaviour is not documented: the
859: * right-most column is filled to the right margin.
860: */
1.314 schwarze 861: if (n->type == ROFFT_HEAD)
1.134 kristaps 862: break;
1.362 schwarze 863: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
864: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 865: break;
866: default:
867: break;
868: }
869:
1.264 schwarze 870: /*
1.1 kristaps 871: * The dash, hyphen, bullet and enum lists all have a special
1.264 schwarze 872: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 873: */
874:
1.314 schwarze 875: if (n->type == ROFFT_HEAD)
1.1 kristaps 876: switch (type) {
1.264 schwarze 877: case LIST_bullet:
1.102 kristaps 878: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 879: term_word(p, "\\[bu]");
1.102 kristaps 880: term_fontpop(p);
1.1 kristaps 881: break;
1.264 schwarze 882: case LIST_dash:
883: case LIST_hyphen:
1.102 kristaps 884: term_fontpush(p, TERMFONT_BOLD);
1.330 schwarze 885: term_word(p, "-");
1.102 kristaps 886: term_fontpop(p);
1.1 kristaps 887: break;
1.264 schwarze 888: case LIST_enum:
1.1 kristaps 889: (pair->ppair->ppair->count)++;
1.265 schwarze 890: (void)snprintf(buf, sizeof(buf), "%d.",
1.264 schwarze 891: pair->ppair->ppair->count);
1.1 kristaps 892: term_word(p, buf);
893: break;
894: default:
895: break;
896: }
897:
1.264 schwarze 898: /*
1.1 kristaps 899: * If we're not going to process our children, indicate so here.
900: */
901:
902: switch (type) {
1.264 schwarze 903: case LIST_bullet:
904: case LIST_item:
905: case LIST_dash:
906: case LIST_hyphen:
907: case LIST_enum:
1.314 schwarze 908: if (n->type == ROFFT_HEAD)
1.328 schwarze 909: return 0;
1.1 kristaps 910: break;
1.264 schwarze 911: case LIST_column:
1.314 schwarze 912: if (n->type == ROFFT_HEAD)
1.328 schwarze 913: return 0;
1.360 schwarze 914: p->minbl = 0;
1.1 kristaps 915: break;
916: default:
917: break;
918: }
919:
1.328 schwarze 920: return 1;
1.1 kristaps 921: }
922:
923: static void
924: termp_it_post(DECL_ARGS)
925: {
1.126 kristaps 926: enum mdoc_list type;
1.1 kristaps 927:
1.314 schwarze 928: if (n->type == ROFFT_BLOCK)
1.1 kristaps 929: return;
930:
1.202 kristaps 931: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 932:
933: switch (type) {
1.264 schwarze 934: case LIST_item:
935: case LIST_diag:
936: case LIST_inset:
1.314 schwarze 937: if (n->type == ROFFT_BODY)
1.130 schwarze 938: term_newln(p);
1.1 kristaps 939: break;
1.264 schwarze 940: case LIST_column:
1.314 schwarze 941: if (n->type == ROFFT_BODY)
1.1 kristaps 942: term_flushln(p);
943: break;
944: default:
1.130 schwarze 945: term_newln(p);
1.1 kristaps 946: break;
947: }
948:
1.264 schwarze 949: /*
1.109 kristaps 950: * Now that our output is flushed, we can reset our tags. Since
951: * only `It' sets these flags, we're free to assume that nobody
952: * has munged them in the meanwhile.
953: */
954:
1.360 schwarze 955: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 956: p->trailspace = 0;
1.1 kristaps 957: }
958:
959: static int
960: termp_nm_pre(DECL_ARGS)
961: {
1.296 schwarze 962: const char *cp;
1.1 kristaps 963:
1.314 schwarze 964: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 965: p->flags |= TERMP_PREKEEP;
1.328 schwarze 966: return 1;
1.253 schwarze 967: }
1.164 schwarze 968:
1.314 schwarze 969: if (n->type == ROFFT_BODY) {
1.362 schwarze 970: if (n->child == NULL)
1.328 schwarze 971: return 0;
1.234 schwarze 972: p->flags |= TERMP_NOSPACE;
1.296 schwarze 973: cp = NULL;
974: if (n->prev->child != NULL)
975: cp = n->prev->child->string;
976: if (cp == NULL)
977: cp = meta->name;
978: if (cp == NULL)
1.362 schwarze 979: p->tcol->offset += term_len(p, 6);
1.296 schwarze 980: else
1.362 schwarze 981: p->tcol->offset += term_len(p, 1) +
982: term_strlen(p, cp);
1.328 schwarze 983: return 1;
1.164 schwarze 984: }
985:
1.343 schwarze 986: if (n->child == NULL)
1.328 schwarze 987: return 0;
1.125 kristaps 988:
1.314 schwarze 989: if (n->type == ROFFT_HEAD)
1.177 schwarze 990: synopsis_pre(p, n->parent);
1.102 kristaps 991:
1.314 schwarze 992: if (n->type == ROFFT_HEAD &&
1.362 schwarze 993: n->next != NULL && n->next->child != NULL) {
1.263 schwarze 994: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 995: p->trailspace = 1;
1.362 schwarze 996: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
997: if (n->child == NULL)
998: p->tcol->rmargin += term_strlen(p, meta->name);
999: else if (n->child->type == ROFFT_TEXT) {
1000: p->tcol->rmargin += term_strlen(p, n->child->string);
1001: if (n->child->next != NULL)
1.185 schwarze 1002: p->flags |= TERMP_HANG;
1003: } else {
1.362 schwarze 1004: p->tcol->rmargin += term_len(p, 5);
1.185 schwarze 1005: p->flags |= TERMP_HANG;
1006: }
1.164 schwarze 1007: }
1008:
1.102 kristaps 1009: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1010: return 1;
1.1 kristaps 1011: }
1012:
1.164 schwarze 1013: static void
1014: termp_nm_post(DECL_ARGS)
1015: {
1016:
1.314 schwarze 1017: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 1018: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.314 schwarze 1019: } else if (n->type == ROFFT_HEAD &&
1.278 schwarze 1020: NULL != n->next && NULL != n->next->child) {
1.164 schwarze 1021: term_flushln(p);
1.263 schwarze 1022: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 1023: p->trailspace = 0;
1.314 schwarze 1024: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.164 schwarze 1025: term_flushln(p);
1026: }
1027:
1.1 kristaps 1028: static int
1029: termp_fl_pre(DECL_ARGS)
1030: {
1.377 ! schwarze 1031: struct roff_node *nn;
1.1 kristaps 1032:
1.320 schwarze 1033: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1034: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1035: term_word(p, "\\-");
1.103 kristaps 1036:
1.377 ! schwarze 1037: if (n->child != NULL ||
! 1038: ((nn = roff_node_next(n)) != NULL &&
! 1039: nn->type != ROFFT_TEXT &&
! 1040: (nn->flags & NODE_LINE) == 0))
1.103 kristaps 1041: p->flags |= TERMP_NOSPACE;
1042:
1.328 schwarze 1043: return 1;
1.1 kristaps 1044: }
1045:
1046: static int
1.184 kristaps 1047: termp__a_pre(DECL_ARGS)
1048: {
1.377 ! schwarze 1049: struct roff_node *nn;
1.184 kristaps 1050:
1.377 ! schwarze 1051: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
! 1052: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
! 1053: term_word(p, "and");
1.184 kristaps 1054:
1.328 schwarze 1055: return 1;
1.184 kristaps 1056: }
1057:
1058: static int
1.61 kristaps 1059: termp_an_pre(DECL_ARGS)
1060: {
1061:
1.282 schwarze 1062: if (n->norm->An.auth == AUTH_split) {
1063: p->flags &= ~TERMP_NOSPLIT;
1064: p->flags |= TERMP_SPLIT;
1.328 schwarze 1065: return 0;
1.282 schwarze 1066: }
1067: if (n->norm->An.auth == AUTH_nosplit) {
1068: p->flags &= ~TERMP_SPLIT;
1069: p->flags |= TERMP_NOSPLIT;
1.328 schwarze 1070: return 0;
1.282 schwarze 1071: }
1.264 schwarze 1072:
1.282 schwarze 1073: if (p->flags & TERMP_SPLIT)
1.61 kristaps 1074: term_newln(p);
1075:
1.282 schwarze 1076: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1077: p->flags |= TERMP_SPLIT;
1.61 kristaps 1078:
1.328 schwarze 1079: return 1;
1.61 kristaps 1080: }
1081:
1082: static int
1.1 kristaps 1083: termp_ns_pre(DECL_ARGS)
1084: {
1085:
1.338 schwarze 1086: if ( ! (NODE_LINE & n->flags))
1.215 kristaps 1087: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1088: return 1;
1.1 kristaps 1089: }
1090:
1091: static int
1092: termp_rs_pre(DECL_ARGS)
1093: {
1.86 kristaps 1094: if (SEC_SEE_ALSO != n->sec)
1.328 schwarze 1095: return 1;
1.377 ! schwarze 1096: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1097: term_vspace(p);
1.328 schwarze 1098: return 1;
1.1 kristaps 1099: }
1100:
1101: static int
1102: termp_ex_pre(DECL_ARGS)
1103: {
1.224 kristaps 1104: term_newln(p);
1.341 schwarze 1105: return 1;
1.1 kristaps 1106: }
1107:
1108: static int
1109: termp_nd_pre(DECL_ARGS)
1110: {
1.25 kristaps 1111:
1.314 schwarze 1112: if (n->type == ROFFT_BODY)
1.297 schwarze 1113: term_word(p, "\\(en");
1.328 schwarze 1114: return 1;
1.115 kristaps 1115: }
1116:
1117: static int
1118: termp_bl_pre(DECL_ARGS)
1119: {
1120:
1.328 schwarze 1121: return n->type != ROFFT_HEAD;
1.1 kristaps 1122: }
1123:
1124: static void
1125: termp_bl_post(DECL_ARGS)
1126: {
1127:
1.356 schwarze 1128: if (n->type != ROFFT_BLOCK)
1129: return;
1130: term_newln(p);
1131: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1132: return;
1133: term_tab_set(p, NULL);
1134: term_tab_set(p, "T");
1135: term_tab_set(p, ".5i");
1.1 kristaps 1136: }
1137:
1138: static int
1139: termp_xr_pre(DECL_ARGS)
1140: {
1141:
1.225 kristaps 1142: if (NULL == (n = n->child))
1.328 schwarze 1143: return 0;
1.113 kristaps 1144:
1.314 schwarze 1145: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1146: term_word(p, n->string);
1.11 kristaps 1147:
1.264 schwarze 1148: if (NULL == (n = n->next))
1.328 schwarze 1149: return 0;
1.225 kristaps 1150:
1.1 kristaps 1151: p->flags |= TERMP_NOSPACE;
1152: term_word(p, "(");
1.222 kristaps 1153: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1154:
1.314 schwarze 1155: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1156: term_word(p, n->string);
1157:
1.222 kristaps 1158: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1159: term_word(p, ")");
1.86 kristaps 1160:
1.328 schwarze 1161: return 0;
1.1 kristaps 1162: }
1163:
1.143 kristaps 1164: /*
1165: * This decides how to assert whitespace before any of the SYNOPSIS set
1166: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1167: * macro combos).
1168: */
1169: static void
1.377 ! schwarze 1170: synopsis_pre(struct termp *p, struct roff_node *n)
1.143 kristaps 1171: {
1.377 ! schwarze 1172: struct roff_node *np;
! 1173:
! 1174: if ((n->flags & NODE_SYNPRETTY) == 0 ||
! 1175: (np = roff_node_prev(n)) == NULL)
1.143 kristaps 1176: return;
1177:
1178: /*
1179: * If we're the second in a pair of like elements, emit our
1180: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1181: * case we soldier on.
1182: */
1.377 ! schwarze 1183: if (np->tok == n->tok &&
1.264 schwarze 1184: MDOC_Ft != n->tok &&
1185: MDOC_Fo != n->tok &&
1186: MDOC_Fn != n->tok) {
1.143 kristaps 1187: term_newln(p);
1188: return;
1189: }
1190:
1191: /*
1192: * If we're one of the SYNOPSIS set and non-like pair-wise after
1193: * another (or Fn/Fo, which we've let slip through) then assert
1194: * vertical space, else only newline and move on.
1195: */
1.377 ! schwarze 1196: switch (np->tok) {
1.264 schwarze 1197: case MDOC_Fd:
1198: case MDOC_Fn:
1199: case MDOC_Fo:
1200: case MDOC_In:
1201: case MDOC_Vt:
1.143 kristaps 1202: term_vspace(p);
1203: break;
1.264 schwarze 1204: case MDOC_Ft:
1.377 ! schwarze 1205: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.143 kristaps 1206: term_vspace(p);
1207: break;
1208: }
1209: /* FALLTHROUGH */
1210: default:
1211: term_newln(p);
1212: break;
1213: }
1214: }
1215:
1.110 kristaps 1216: static int
1217: termp_vt_pre(DECL_ARGS)
1218: {
1219:
1.314 schwarze 1220: if (n->type == ROFFT_ELEM) {
1.143 kristaps 1221: synopsis_pre(p, n);
1.328 schwarze 1222: return termp_under_pre(p, pair, meta, n);
1.314 schwarze 1223: } else if (n->type == ROFFT_BLOCK) {
1.143 kristaps 1224: synopsis_pre(p, n);
1.328 schwarze 1225: return 1;
1.314 schwarze 1226: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1227: return 0;
1.110 kristaps 1228:
1.328 schwarze 1229: return termp_under_pre(p, pair, meta, n);
1.110 kristaps 1230: }
1231:
1.1 kristaps 1232: static int
1.69 kristaps 1233: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1234: {
1235:
1.320 schwarze 1236: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1237: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1238: return 1;
1.1 kristaps 1239: }
1240:
1.143 kristaps 1241: static int
1242: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1243: {
1244:
1.143 kristaps 1245: synopsis_pre(p, n);
1.328 schwarze 1246: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1247: }
1248:
1.241 schwarze 1249: static void
1250: termp_fd_post(DECL_ARGS)
1251: {
1252:
1253: term_newln(p);
1254: }
1255:
1.1 kristaps 1256: static int
1257: termp_sh_pre(DECL_ARGS)
1258: {
1.377 ! schwarze 1259: struct roff_node *np;
1.85 kristaps 1260:
1.86 kristaps 1261: switch (n->type) {
1.314 schwarze 1262: case ROFFT_BLOCK:
1.293 schwarze 1263: /*
1264: * Vertical space before sections, except
1265: * when the previous section was empty.
1266: */
1.377 ! schwarze 1267: if ((np = roff_node_prev(n)) == NULL ||
! 1268: np->tok != MDOC_Sh ||
! 1269: (np->body != NULL && np->body->child != NULL))
1.293 schwarze 1270: term_vspace(p);
1.65 kristaps 1271: break;
1.314 schwarze 1272: case ROFFT_HEAD:
1.102 kristaps 1273: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1274: break;
1.314 schwarze 1275: case ROFFT_BODY:
1.362 schwarze 1276: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1277: term_tab_set(p, NULL);
1278: term_tab_set(p, "T");
1279: term_tab_set(p, ".5i");
1.322 schwarze 1280: switch (n->sec) {
1281: case SEC_DESCRIPTION:
1.376 schwarze 1282: fn_prio = TAG_STRONG;
1.322 schwarze 1283: break;
1284: case SEC_AUTHORS:
1.239 schwarze 1285: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.322 schwarze 1286: break;
1287: default:
1288: break;
1289: }
1.1 kristaps 1290: break;
1291: default:
1292: break;
1293: }
1.328 schwarze 1294: return 1;
1.1 kristaps 1295: }
1296:
1297: static void
1298: termp_sh_post(DECL_ARGS)
1299: {
1300:
1.86 kristaps 1301: switch (n->type) {
1.314 schwarze 1302: case ROFFT_HEAD:
1.1 kristaps 1303: term_newln(p);
1304: break;
1.314 schwarze 1305: case ROFFT_BODY:
1.1 kristaps 1306: term_newln(p);
1.362 schwarze 1307: p->tcol->offset = 0;
1.1 kristaps 1308: break;
1309: default:
1310: break;
1311: }
1312: }
1313:
1314: static void
1315: termp_lb_post(DECL_ARGS)
1316: {
1317:
1.338 schwarze 1318: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.81 kristaps 1319: term_newln(p);
1.1 kristaps 1320: }
1321:
1322: static int
1323: termp_d1_pre(DECL_ARGS)
1324: {
1325:
1.314 schwarze 1326: if (n->type != ROFFT_BLOCK)
1.328 schwarze 1327: return 1;
1.1 kristaps 1328: term_newln(p);
1.362 schwarze 1329: p->tcol->offset += term_len(p, p->defindent + 1);
1.356 schwarze 1330: term_tab_set(p, NULL);
1331: term_tab_set(p, "T");
1332: term_tab_set(p, ".5i");
1.328 schwarze 1333: return 1;
1.1 kristaps 1334: }
1335:
1336: static int
1337: termp_ft_pre(DECL_ARGS)
1338: {
1339:
1.338 schwarze 1340: /* NB: NODE_LINE does not effect this! */
1.143 kristaps 1341: synopsis_pre(p, n);
1.102 kristaps 1342: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1343: return 1;
1.1 kristaps 1344: }
1345:
1346: static int
1347: termp_fn_pre(DECL_ARGS)
1348: {
1.257 schwarze 1349: size_t rmargin = 0;
1.226 kristaps 1350: int pretty;
1351:
1.338 schwarze 1352: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1353:
1.143 kristaps 1354: synopsis_pre(p, n);
1.139 kristaps 1355:
1.226 kristaps 1356: if (NULL == (n = n->child))
1.328 schwarze 1357: return 0;
1.226 kristaps 1358:
1.251 schwarze 1359: if (pretty) {
1.362 schwarze 1360: rmargin = p->tcol->rmargin;
1361: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1362: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251 schwarze 1363: }
1364:
1.314 schwarze 1365: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1366: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1367: term_word(p, n->string);
1.102 kristaps 1368: term_fontpop(p);
1.1 kristaps 1369:
1.336 schwarze 1370: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.376 schwarze 1371: tag_put(n->string, fn_prio++, p->line);
1.322 schwarze 1372:
1.251 schwarze 1373: if (pretty) {
1374: term_flushln(p);
1.263 schwarze 1375: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.360 schwarze 1376: p->flags |= TERMP_NOPAD;
1.362 schwarze 1377: p->tcol->offset = p->tcol->rmargin;
1378: p->tcol->rmargin = rmargin;
1.251 schwarze 1379: }
1380:
1.1 kristaps 1381: p->flags |= TERMP_NOSPACE;
1382: term_word(p, "(");
1.222 kristaps 1383: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1384:
1.226 kristaps 1385: for (n = n->next; n; n = n->next) {
1.314 schwarze 1386: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1387: term_fontpush(p, TERMFONT_UNDER);
1.255 schwarze 1388: if (pretty)
1389: p->flags |= TERMP_NBRWORD;
1.226 kristaps 1390: term_word(p, n->string);
1.102 kristaps 1391: term_fontpop(p);
1392:
1.226 kristaps 1393: if (n->next) {
1.222 kristaps 1394: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1395: term_word(p, ",");
1.222 kristaps 1396: }
1.1 kristaps 1397: }
1398:
1.222 kristaps 1399: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1400: term_word(p, ")");
1401:
1.226 kristaps 1402: if (pretty) {
1.222 kristaps 1403: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1404: term_word(p, ";");
1.251 schwarze 1405: term_flushln(p);
1.222 kristaps 1406: }
1.1 kristaps 1407:
1.328 schwarze 1408: return 0;
1.1 kristaps 1409: }
1410:
1411: static int
1412: termp_fa_pre(DECL_ARGS)
1413: {
1.315 schwarze 1414: const struct roff_node *nn;
1.1 kristaps 1415:
1.86 kristaps 1416: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1417: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1418: return 1;
1.1 kristaps 1419: }
1.377 ! schwarze 1420: for (nn = n->child; nn != NULL; nn = nn->next) {
1.102 kristaps 1421: term_fontpush(p, TERMFONT_UNDER);
1.258 schwarze 1422: p->flags |= TERMP_NBRWORD;
1.86 kristaps 1423: term_word(p, nn->string);
1.102 kristaps 1424: term_fontpop(p);
1.377 ! schwarze 1425: if (nn->next != NULL) {
1.222 kristaps 1426: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1427: term_word(p, ",");
1.222 kristaps 1428: }
1.1 kristaps 1429: }
1.377 ! schwarze 1430: if (n->child != NULL &&
! 1431: (nn = roff_node_next(n)) != NULL &&
! 1432: nn->tok == MDOC_Fa) {
! 1433: p->flags |= TERMP_NOSPACE;
! 1434: term_word(p, ",");
! 1435: }
1.328 schwarze 1436: return 0;
1.1 kristaps 1437: }
1438:
1439: static int
1440: termp_bd_pre(DECL_ARGS)
1441: {
1.302 schwarze 1442: int offset;
1.1 kristaps 1443:
1.314 schwarze 1444: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 1445: print_bvspace(p, n, n);
1.328 schwarze 1446: return 1;
1.314 schwarze 1447: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1448: return 0;
1.1 kristaps 1449:
1.288 schwarze 1450: /* Handle the -offset argument. */
1451:
1452: if (n->norm->Bd.offs == NULL ||
1453: ! strcmp(n->norm->Bd.offs, "left"))
1454: /* nothing */;
1455: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.362 schwarze 1456: p->tcol->offset += term_len(p, p->defindent + 1);
1.288 schwarze 1457: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.362 schwarze 1458: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.302 schwarze 1459: else {
1460: offset = a2width(p, n->norm->Bd.offs);
1.362 schwarze 1461: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1462: p->tcol->offset = 0;
1.302 schwarze 1463: else if (offset < SHRT_MAX)
1.362 schwarze 1464: p->tcol->offset += offset;
1.302 schwarze 1465: }
1.85 kristaps 1466:
1.372 schwarze 1467: switch (n->norm->Bd.type) {
1468: case DISP_literal:
1.356 schwarze 1469: term_tab_set(p, NULL);
1470: term_tab_set(p, "T");
1471: term_tab_set(p, "8n");
1.372 schwarze 1472: break;
1473: case DISP_centered:
1474: p->flags |= TERMP_CENTER;
1475: break;
1476: default:
1477: break;
1.356 schwarze 1478: }
1.372 schwarze 1479: return 1;
1.1 kristaps 1480: }
1481:
1482: static void
1483: termp_bd_post(DECL_ARGS)
1484: {
1.314 schwarze 1485: if (n->type != ROFFT_BODY)
1.1 kristaps 1486: return;
1.372 schwarze 1487: if (n->norm->Bd.type == DISP_unfilled ||
1488: n->norm->Bd.type == DISP_literal)
1.361 schwarze 1489: p->flags |= TERMP_BRNEVER;
1.60 kristaps 1490: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1491: term_newln(p);
1.361 schwarze 1492: p->flags &= ~TERMP_BRNEVER;
1.372 schwarze 1493: if (n->norm->Bd.type == DISP_centered)
1494: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1495: }
1496:
1497: static int
1.26 kristaps 1498: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1499: {
1.339 schwarze 1500: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1501: p->flags |= TERMP_PREKEEP;
1502: return 1;
1503: }
1.1 kristaps 1504:
1.339 schwarze 1505: static void
1506: termp_xx_post(DECL_ARGS)
1507: {
1508: if (n->aux == 0)
1509: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1510: }
1511:
1512: static void
1513: termp_pf_post(DECL_ARGS)
1514: {
1.377 ! schwarze 1515: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.298 schwarze 1516: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1517: }
1518:
1519: static int
1520: termp_ss_pre(DECL_ARGS)
1521: {
1.86 kristaps 1522: switch (n->type) {
1.314 schwarze 1523: case ROFFT_BLOCK:
1.377 ! schwarze 1524: if (roff_node_prev(n) == NULL)
! 1525: term_newln(p);
! 1526: else
1.1 kristaps 1527: term_vspace(p);
1528: break;
1.314 schwarze 1529: case ROFFT_HEAD:
1.102 kristaps 1530: term_fontpush(p, TERMFONT_BOLD);
1.362 schwarze 1531: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1532: break;
1.314 schwarze 1533: case ROFFT_BODY:
1.362 schwarze 1534: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1535: term_tab_set(p, NULL);
1536: term_tab_set(p, "T");
1537: term_tab_set(p, ".5i");
1.274 schwarze 1538: break;
1.1 kristaps 1539: default:
1540: break;
1541: }
1.328 schwarze 1542: return 1;
1.1 kristaps 1543: }
1544:
1545: static void
1546: termp_ss_post(DECL_ARGS)
1547: {
1.314 schwarze 1548: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1549: term_newln(p);
1550: }
1551:
1552: static int
1553: termp_cd_pre(DECL_ARGS)
1554: {
1555:
1.143 kristaps 1556: synopsis_pre(p, n);
1.102 kristaps 1557: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 1558: return 1;
1.1 kristaps 1559: }
1560:
1561: static int
1562: termp_in_pre(DECL_ARGS)
1563: {
1.142 schwarze 1564:
1.143 kristaps 1565: synopsis_pre(p, n);
1.1 kristaps 1566:
1.338 schwarze 1567: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.138 kristaps 1568: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1569: term_word(p, "#include");
1.138 kristaps 1570: term_word(p, "<");
1571: } else {
1572: term_word(p, "<");
1573: term_fontpush(p, TERMFONT_UNDER);
1574: }
1.22 kristaps 1575:
1.1 kristaps 1576: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1577: return 1;
1.1 kristaps 1578: }
1579:
1580: static void
1581: termp_in_post(DECL_ARGS)
1582: {
1583:
1.338 schwarze 1584: if (NODE_SYNPRETTY & n->flags)
1.138 kristaps 1585: term_fontpush(p, TERMFONT_BOLD);
1586:
1.79 kristaps 1587: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1588: term_word(p, ">");
1589:
1.338 schwarze 1590: if (NODE_SYNPRETTY & n->flags)
1.138 kristaps 1591: term_fontpop(p);
1.1 kristaps 1592: }
1593:
1594: static int
1.355 schwarze 1595: termp_pp_pre(DECL_ARGS)
1.45 kristaps 1596: {
1.376 schwarze 1597: fn_prio = TAG_STRONG;
1.355 schwarze 1598: term_vspace(p);
1.328 schwarze 1599: return 0;
1.45 kristaps 1600: }
1601:
1602: static int
1.294 schwarze 1603: termp_skip_pre(DECL_ARGS)
1.268 schwarze 1604: {
1605:
1.328 schwarze 1606: return 0;
1.268 schwarze 1607: }
1608:
1609: static int
1.188 kristaps 1610: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1611: {
1612:
1.314 schwarze 1613: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.328 schwarze 1614: return 1;
1.1 kristaps 1615:
1.188 kristaps 1616: switch (n->tok) {
1.264 schwarze 1617: case MDOC_Ao:
1618: case MDOC_Aq:
1.331 schwarze 1619: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1620: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.188 kristaps 1621: break;
1.264 schwarze 1622: case MDOC_Bro:
1623: case MDOC_Brq:
1.188 kristaps 1624: term_word(p, "{");
1625: break;
1.264 schwarze 1626: case MDOC_Oo:
1627: case MDOC_Op:
1628: case MDOC_Bo:
1629: case MDOC_Bq:
1.188 kristaps 1630: term_word(p, "[");
1631: break;
1.346 schwarze 1632: case MDOC__T:
1633: /* FALLTHROUGH */
1.264 schwarze 1634: case MDOC_Do:
1635: case MDOC_Dq:
1.366 schwarze 1636: term_word(p, "\\(lq");
1.188 kristaps 1637: break;
1.268 schwarze 1638: case MDOC_En:
1639: if (NULL == n->norm->Es ||
1640: NULL == n->norm->Es->child)
1.328 schwarze 1641: return 1;
1.268 schwarze 1642: term_word(p, n->norm->Es->child->string);
1643: break;
1.264 schwarze 1644: case MDOC_Po:
1645: case MDOC_Pq:
1.188 kristaps 1646: term_word(p, "(");
1647: break;
1.264 schwarze 1648: case MDOC_Qo:
1649: case MDOC_Qq:
1.188 kristaps 1650: term_word(p, "\"");
1651: break;
1.264 schwarze 1652: case MDOC_Ql:
1653: case MDOC_So:
1654: case MDOC_Sq:
1.249 schwarze 1655: term_word(p, "\\(oq");
1.188 kristaps 1656: break;
1657: default:
1658: abort();
1659: }
1.1 kristaps 1660:
1661: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1662: return 1;
1.1 kristaps 1663: }
1664:
1665: static void
1.188 kristaps 1666: termp_quote_post(DECL_ARGS)
1.1 kristaps 1667: {
1668:
1.314 schwarze 1669: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1670: return;
1671:
1.306 schwarze 1672: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1673:
1.188 kristaps 1674: switch (n->tok) {
1.264 schwarze 1675: case MDOC_Ao:
1676: case MDOC_Aq:
1.331 schwarze 1677: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1678: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.188 kristaps 1679: break;
1.264 schwarze 1680: case MDOC_Bro:
1681: case MDOC_Brq:
1.188 kristaps 1682: term_word(p, "}");
1683: break;
1.264 schwarze 1684: case MDOC_Oo:
1685: case MDOC_Op:
1686: case MDOC_Bo:
1687: case MDOC_Bq:
1.188 kristaps 1688: term_word(p, "]");
1689: break;
1.346 schwarze 1690: case MDOC__T:
1691: /* FALLTHROUGH */
1.264 schwarze 1692: case MDOC_Do:
1693: case MDOC_Dq:
1.366 schwarze 1694: term_word(p, "\\(rq");
1.268 schwarze 1695: break;
1696: case MDOC_En:
1.306 schwarze 1697: if (n->norm->Es == NULL ||
1698: n->norm->Es->child == NULL ||
1699: n->norm->Es->child->next == NULL)
1700: p->flags &= ~TERMP_NOSPACE;
1701: else
1.268 schwarze 1702: term_word(p, n->norm->Es->child->next->string);
1.188 kristaps 1703: break;
1.264 schwarze 1704: case MDOC_Po:
1705: case MDOC_Pq:
1.188 kristaps 1706: term_word(p, ")");
1707: break;
1.264 schwarze 1708: case MDOC_Qo:
1709: case MDOC_Qq:
1.188 kristaps 1710: term_word(p, "\"");
1711: break;
1.264 schwarze 1712: case MDOC_Ql:
1713: case MDOC_So:
1714: case MDOC_Sq:
1.249 schwarze 1715: term_word(p, "\\(cq");
1.188 kristaps 1716: break;
1717: default:
1718: abort();
1719: }
1.306 schwarze 1720: }
1721:
1722: static int
1723: termp_eo_pre(DECL_ARGS)
1724: {
1725:
1.314 schwarze 1726: if (n->type != ROFFT_BODY)
1.328 schwarze 1727: return 1;
1.306 schwarze 1728:
1729: if (n->end == ENDBODY_NOT &&
1730: n->parent->head->child == NULL &&
1731: n->child != NULL &&
1732: n->child->end != ENDBODY_NOT)
1733: term_word(p, "\\&");
1734: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.309 schwarze 1735: n->parent->head->child != NULL && (n->child != NULL ||
1736: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.306 schwarze 1737: p->flags |= TERMP_NOSPACE;
1738:
1.328 schwarze 1739: return 1;
1.306 schwarze 1740: }
1741:
1742: static void
1743: termp_eo_post(DECL_ARGS)
1744: {
1745: int body, tail;
1746:
1.314 schwarze 1747: if (n->type != ROFFT_BODY)
1.306 schwarze 1748: return;
1749:
1750: if (n->end != ENDBODY_NOT) {
1751: p->flags &= ~TERMP_NOSPACE;
1752: return;
1753: }
1754:
1755: body = n->child != NULL || n->parent->head->child != NULL;
1756: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1757:
1758: if (body && tail)
1759: p->flags |= TERMP_NOSPACE;
1760: else if ( ! (body || tail))
1761: term_word(p, "\\&");
1762: else if ( ! tail)
1763: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1764: }
1765:
1766: static int
1767: termp_fo_pre(DECL_ARGS)
1768: {
1.257 schwarze 1769: size_t rmargin = 0;
1.256 schwarze 1770: int pretty;
1771:
1.338 schwarze 1772: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1773:
1.314 schwarze 1774: if (n->type == ROFFT_BLOCK) {
1.143 kristaps 1775: synopsis_pre(p, n);
1.328 schwarze 1776: return 1;
1.314 schwarze 1777: } else if (n->type == ROFFT_BODY) {
1.256 schwarze 1778: if (pretty) {
1.362 schwarze 1779: rmargin = p->tcol->rmargin;
1780: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1781: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1782: TERMP_HANG;
1.256 schwarze 1783: }
1.33 kristaps 1784: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1785: term_word(p, "(");
1.222 kristaps 1786: p->flags |= TERMP_NOSPACE;
1.256 schwarze 1787: if (pretty) {
1788: term_flushln(p);
1.263 schwarze 1789: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1790: TERMP_HANG);
1.360 schwarze 1791: p->flags |= TERMP_NOPAD;
1.362 schwarze 1792: p->tcol->offset = p->tcol->rmargin;
1793: p->tcol->rmargin = rmargin;
1.256 schwarze 1794: }
1.328 schwarze 1795: return 1;
1.256 schwarze 1796: }
1.141 kristaps 1797:
1.169 kristaps 1798: if (NULL == n->child)
1.328 schwarze 1799: return 0;
1.169 kristaps 1800:
1.141 kristaps 1801: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1802:
1.141 kristaps 1803: assert(n->child->string);
1.102 kristaps 1804: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 1805: term_word(p, n->child->string);
1.328 schwarze 1806: return 0;
1.1 kristaps 1807: }
1808:
1809: static void
1810: termp_fo_post(DECL_ARGS)
1811: {
1812:
1.314 schwarze 1813: if (n->type != ROFFT_BODY)
1.143 kristaps 1814: return;
1815:
1.222 kristaps 1816: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1817: term_word(p, ")");
1818:
1.338 schwarze 1819: if (NODE_SYNPRETTY & n->flags) {
1.222 kristaps 1820: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1821: term_word(p, ";");
1.256 schwarze 1822: term_flushln(p);
1.222 kristaps 1823: }
1.1 kristaps 1824: }
1825:
1826: static int
1827: termp_bf_pre(DECL_ARGS)
1828: {
1829:
1.314 schwarze 1830: if (n->type == ROFFT_HEAD)
1.328 schwarze 1831: return 0;
1.314 schwarze 1832: else if (n->type != ROFFT_BODY)
1.328 schwarze 1833: return 1;
1.1 kristaps 1834:
1.264 schwarze 1835: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 1836: term_fontpush(p, TERMFONT_UNDER);
1.264 schwarze 1837: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 1838: term_fontpush(p, TERMFONT_BOLD);
1.264 schwarze 1839: else
1.102 kristaps 1840: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1841:
1.328 schwarze 1842: return 1;
1.1 kristaps 1843: }
1844:
1845: static int
1846: termp_sm_pre(DECL_ARGS)
1847: {
1848:
1.269 schwarze 1849: if (NULL == n->child)
1850: p->flags ^= TERMP_NONOSPACE;
1851: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1852: p->flags &= ~TERMP_NONOSPACE;
1.269 schwarze 1853: else
1.1 kristaps 1854: p->flags |= TERMP_NONOSPACE;
1.269 schwarze 1855:
1856: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1857: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1858:
1.328 schwarze 1859: return 0;
1.1 kristaps 1860: }
1861:
1862: static int
1863: termp_ap_pre(DECL_ARGS)
1864: {
1865:
1866: p->flags |= TERMP_NOSPACE;
1.188 kristaps 1867: term_word(p, "'");
1.1 kristaps 1868: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1869: return 1;
1.1 kristaps 1870: }
1871:
1872: static void
1873: termp____post(DECL_ARGS)
1874: {
1.377 ! schwarze 1875: struct roff_node *nn;
1.184 kristaps 1876:
1877: /*
1878: * Handle lists of authors. In general, print each followed by
1879: * a comma. Don't print the comma if there are only two
1880: * authors.
1881: */
1.377 ! schwarze 1882: if (n->tok == MDOC__A &&
! 1883: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
! 1884: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
! 1885: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
! 1886: return;
1.1 kristaps 1887:
1.95 kristaps 1888: /* TODO: %U. */
1889:
1.377 ! schwarze 1890: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.187 kristaps 1891: return;
1892:
1.222 kristaps 1893: p->flags |= TERMP_NOSPACE;
1.377 ! schwarze 1894: if (roff_node_next(n) == NULL) {
1.186 kristaps 1895: term_word(p, ".");
1896: p->flags |= TERMP_SENTENCE;
1897: } else
1898: term_word(p, ",");
1.1 kristaps 1899: }
1900:
1901: static int
1.102 kristaps 1902: termp_li_pre(DECL_ARGS)
1903: {
1904:
1.335 schwarze 1905: termp_tag_pre(p, pair, meta, n);
1.102 kristaps 1906: term_fontpush(p, TERMFONT_NONE);
1.328 schwarze 1907: return 1;
1.102 kristaps 1908: }
1909:
1910: static int
1.1 kristaps 1911: termp_lk_pre(DECL_ARGS)
1912: {
1.358 schwarze 1913: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1914:
1.349 schwarze 1915: if ((link = n->child) == NULL)
1.328 schwarze 1916: return 0;
1.181 kristaps 1917:
1.358 schwarze 1918: /* Find beginning of trailing punctuation. */
1919: punct = n->last;
1920: while (punct != link && punct->flags & NODE_DELIMC)
1921: punct = punct->prev;
1922: punct = punct->next;
1923:
1.349 schwarze 1924: /* Link text. */
1.358 schwarze 1925: if ((descr = link->next) != NULL && descr != punct) {
1.240 schwarze 1926: term_fontpush(p, TERMFONT_UNDER);
1.358 schwarze 1927: while (descr != punct) {
1928: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1929: p->flags |= TERMP_NOSPACE;
1.240 schwarze 1930: term_word(p, descr->string);
1931: descr = descr->next;
1932: }
1.347 schwarze 1933: term_fontpop(p);
1.240 schwarze 1934: p->flags |= TERMP_NOSPACE;
1935: term_word(p, ":");
1936: }
1.1 kristaps 1937:
1.349 schwarze 1938: /* Link target. */
1.102 kristaps 1939: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 1940: term_word(p, link->string);
1.102 kristaps 1941: term_fontpop(p);
1.348 schwarze 1942:
1.349 schwarze 1943: /* Trailing punctuation. */
1.358 schwarze 1944: while (punct != NULL) {
1.349 schwarze 1945: p->flags |= TERMP_NOSPACE;
1.358 schwarze 1946: term_word(p, punct->string);
1947: punct = punct->next;
1.349 schwarze 1948: }
1.328 schwarze 1949: return 0;
1.1 kristaps 1950: }
1951:
1.159 schwarze 1952: static int
1953: termp_bk_pre(DECL_ARGS)
1954: {
1955:
1.161 schwarze 1956: switch (n->type) {
1.314 schwarze 1957: case ROFFT_BLOCK:
1.166 kristaps 1958: break;
1.314 schwarze 1959: case ROFFT_HEAD:
1.328 schwarze 1960: return 0;
1.314 schwarze 1961: case ROFFT_BODY:
1.331 schwarze 1962: if (n->parent->args != NULL || n->prev->child == NULL)
1.200 schwarze 1963: p->flags |= TERMP_PREKEEP;
1.166 kristaps 1964: break;
1.161 schwarze 1965: default:
1966: abort();
1967: }
1.166 kristaps 1968:
1.328 schwarze 1969: return 1;
1.159 schwarze 1970: }
1971:
1972: static void
1973: termp_bk_post(DECL_ARGS)
1974: {
1975:
1.314 schwarze 1976: if (n->type == ROFFT_BODY)
1.161 schwarze 1977: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 1978: }
1979:
1980: static void
1981: termp__t_post(DECL_ARGS)
1982: {
1983:
1984: /*
1985: * If we're in an `Rs' and there's a journal present, then quote
1986: * us instead of underlining us (for disambiguation).
1987: */
1.217 schwarze 1988: if (n->parent && MDOC_Rs == n->parent->tok &&
1.264 schwarze 1989: n->parent->norm->Rs.quote_T)
1.245 schwarze 1990: termp_quote_post(p, pair, meta, n);
1.203 kristaps 1991:
1.245 schwarze 1992: termp____post(p, pair, meta, n);
1.203 kristaps 1993: }
1994:
1995: static int
1996: termp__t_pre(DECL_ARGS)
1997: {
1998:
1999: /*
2000: * If we're in an `Rs' and there's a journal present, then quote
2001: * us instead of underlining us (for disambiguation).
2002: */
2003: if (n->parent && MDOC_Rs == n->parent->tok &&
1.264 schwarze 2004: n->parent->norm->Rs.quote_T)
1.328 schwarze 2005: return termp_quote_pre(p, pair, meta, n);
1.203 kristaps 2006:
2007: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 2008: return 1;
1.159 schwarze 2009: }
1.1 kristaps 2010:
2011: static int
1.69 kristaps 2012: termp_under_pre(DECL_ARGS)
1.1 kristaps 2013: {
2014:
1.102 kristaps 2015: term_fontpush(p, TERMFONT_UNDER);
1.334 schwarze 2016: return 1;
2017: }
2018:
2019: static int
2020: termp_em_pre(DECL_ARGS)
2021: {
2022: if (n->child != NULL &&
2023: n->child->type == ROFFT_TEXT)
1.376 schwarze 2024: tag_put(n->child->string, TAG_FALLBACK, p->line);
1.334 schwarze 2025: term_fontpush(p, TERMFONT_UNDER);
2026: return 1;
2027: }
2028:
2029: static int
2030: termp_sy_pre(DECL_ARGS)
2031: {
2032: if (n->child != NULL &&
2033: n->child->type == ROFFT_TEXT)
1.376 schwarze 2034: tag_put(n->child->string, TAG_FALLBACK, p->line);
1.334 schwarze 2035: term_fontpush(p, TERMFONT_BOLD);
1.328 schwarze 2036: return 1;
1.323 schwarze 2037: }
2038:
2039: static int
2040: termp_er_pre(DECL_ARGS)
2041: {
2042:
2043: if (n->sec == SEC_ERRORS &&
2044: (n->parent->tok == MDOC_It ||
2045: (n->parent->tok == MDOC_Bq &&
1.324 schwarze 2046: n->parent->parent->parent->tok == MDOC_It)))
1.376 schwarze 2047: tag_put(n->child->string, TAG_STRONG, p->line);
1.328 schwarze 2048: return 1;
1.320 schwarze 2049: }
2050:
2051: static int
2052: termp_tag_pre(DECL_ARGS)
2053: {
2054:
2055: if (n->child != NULL &&
2056: n->child->type == ROFFT_TEXT &&
1.333 schwarze 2057: (n->prev == NULL ||
2058: (n->prev->type == ROFFT_TEXT &&
2059: strcmp(n->prev->string, "|") == 0)) &&
1.320 schwarze 2060: (n->parent->tok == MDOC_It ||
2061: (n->parent->tok == MDOC_Xo &&
2062: n->parent->parent->prev == NULL &&
1.324 schwarze 2063: n->parent->parent->parent->tok == MDOC_It)))
1.376 schwarze 2064: tag_put(n->child->string, TAG_STRONG, p->line);
1.328 schwarze 2065: return 1;
1.375 schwarze 2066: }
2067:
2068: static int
2069: termp_tg_pre(DECL_ARGS)
2070: {
1.376 schwarze 2071: tag_put(n->child->string, TAG_MANUAL, p->line);
1.375 schwarze 2072: return 0;
1.369 schwarze 2073: }
2074:
2075: static int
2076: termp_abort_pre(DECL_ARGS)
2077: {
2078: abort();
1.84 kristaps 2079: }
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