Annotation of mandoc/mdoc_term.c, Revision 1.379
1.379 ! schwarze 1: /* $Id$ */
1.1 kristaps 2: /*
1.379 ! schwarze 3: * Copyright (c) 2010, 2012-2020 Ingo Schwarze <schwarze@openbsd.org>
1.217 schwarze 4: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.256 schwarze 5: * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.314 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.6 kristaps 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.314 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.6 kristaps 14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.379 ! schwarze 18: *
! 19: * Plain text formatter for mdoc(7), used by mandoc(1)
! 20: * for ASCII, UTF-8, PostScript, and PDF output.
1.1 kristaps 21: */
1.107 kristaps 22: #include "config.h"
23:
1.1 kristaps 24: #include <sys/types.h>
25:
26: #include <assert.h>
27: #include <ctype.h>
1.302 schwarze 28: #include <limits.h>
1.118 kristaps 29: #include <stdint.h>
1.1 kristaps 30: #include <stdio.h>
31: #include <stdlib.h>
32: #include <string.h>
33:
1.314 schwarze 34: #include "mandoc_aux.h"
35: #include "roff.h"
36: #include "mdoc.h"
1.92 kristaps 37: #include "out.h"
1.1 kristaps 38: #include "term.h"
1.379 ! schwarze 39: #include "term_tag.h"
1.89 kristaps 40: #include "main.h"
1.1 kristaps 41:
42: struct termpair {
43: struct termpair *ppair;
1.31 kristaps 44: int count;
1.1 kristaps 45: };
46:
1.31 kristaps 47: #define DECL_ARGS struct termp *p, \
48: struct termpair *pair, \
1.316 schwarze 49: const struct roff_meta *meta, \
1.315 schwarze 50: struct roff_node *n
1.1 kristaps 51:
1.368 schwarze 52: struct mdoc_term_act {
1.1 kristaps 53: int (*pre)(DECL_ARGS);
54: void (*post)(DECL_ARGS);
55: };
56:
1.302 schwarze 57: static int a2width(const struct termp *, const char *);
1.96 kristaps 58:
59: static void print_bvspace(struct termp *,
1.377 schwarze 60: struct roff_node *, struct roff_node *);
1.264 schwarze 61: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 62: static void print_mdoc_nodelist(DECL_ARGS);
1.316 schwarze 63: static void print_mdoc_head(struct termp *, const struct roff_meta *);
64: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.377 schwarze 65: static void synopsis_pre(struct termp *, struct roff_node *);
1.96 kristaps 66:
1.31 kristaps 67: static void termp____post(DECL_ARGS);
1.203 kristaps 68: static void termp__t_post(DECL_ARGS);
1.31 kristaps 69: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 70: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 71: static void termp_bl_post(DECL_ARGS);
1.306 schwarze 72: static void termp_eo_post(DECL_ARGS);
1.241 schwarze 73: static void termp_fd_post(DECL_ARGS);
1.31 kristaps 74: static void termp_fo_post(DECL_ARGS);
75: static void termp_in_post(DECL_ARGS);
76: static void termp_it_post(DECL_ARGS);
77: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 78: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 79: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 80: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 81: static void termp_sh_post(DECL_ARGS);
82: static void termp_ss_post(DECL_ARGS);
1.339 schwarze 83: static void termp_xx_post(DECL_ARGS);
1.31 kristaps 84:
1.184 kristaps 85: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 86: static int termp__t_pre(DECL_ARGS);
1.369 schwarze 87: static int termp_abort_pre(DECL_ARGS);
1.61 kristaps 88: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 89: static int termp_ap_pre(DECL_ARGS);
90: static int termp_bd_pre(DECL_ARGS);
91: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 92: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 93: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 94: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_d1_pre(DECL_ARGS);
1.306 schwarze 96: static int termp_eo_pre(DECL_ARGS);
1.31 kristaps 97: static int termp_ex_pre(DECL_ARGS);
98: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 99: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 100: static int termp_fl_pre(DECL_ARGS);
101: static int termp_fn_pre(DECL_ARGS);
102: static int termp_fo_pre(DECL_ARGS);
103: static int termp_ft_pre(DECL_ARGS);
104: static int termp_in_pre(DECL_ARGS);
105: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 106: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 107: static int termp_lk_pre(DECL_ARGS);
108: static int termp_nd_pre(DECL_ARGS);
109: static int termp_nm_pre(DECL_ARGS);
110: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 111: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 112: static int termp_rs_pre(DECL_ARGS);
113: static int termp_sh_pre(DECL_ARGS);
1.294 schwarze 114: static int termp_skip_pre(DECL_ARGS);
1.31 kristaps 115: static int termp_sm_pre(DECL_ARGS);
1.355 schwarze 116: static int termp_pp_pre(DECL_ARGS);
1.31 kristaps 117: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 118: static int termp_under_pre(DECL_ARGS);
1.110 kristaps 119: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 120: static int termp_xr_pre(DECL_ARGS);
121: static int termp_xx_pre(DECL_ARGS);
122:
1.368 schwarze 123: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 124: { NULL, NULL }, /* Dd */
125: { NULL, NULL }, /* Dt */
126: { NULL, NULL }, /* Os */
127: { termp_sh_pre, termp_sh_post }, /* Sh */
1.264 schwarze 128: { termp_ss_pre, termp_ss_post }, /* Ss */
1.355 schwarze 129: { termp_pp_pre, NULL }, /* Pp */
1.241 schwarze 130: { termp_d1_pre, termp_bl_post }, /* D1 */
131: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 132: { termp_bd_pre, termp_bd_post }, /* Bd */
133: { NULL, NULL }, /* Ed */
1.115 kristaps 134: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 135: { NULL, NULL }, /* El */
136: { termp_it_pre, termp_it_post }, /* It */
1.264 schwarze 137: { termp_under_pre, NULL }, /* Ad */
1.282 schwarze 138: { termp_an_pre, NULL }, /* An */
1.350 schwarze 139: { termp_ap_pre, NULL }, /* Ap */
1.69 kristaps 140: { termp_under_pre, NULL }, /* Ar */
1.379 ! schwarze 141: { termp_fd_pre, NULL }, /* Cd */
1.69 kristaps 142: { termp_bold_pre, NULL }, /* Cm */
1.325 schwarze 143: { termp_li_pre, NULL }, /* Dv */
1.379 ! schwarze 144: { NULL, NULL }, /* Er */
! 145: { NULL, NULL }, /* Ev */
1.1 kristaps 146: { termp_ex_pre, NULL }, /* Ex */
1.264 schwarze 147: { termp_fa_pre, NULL }, /* Fa */
148: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 149: { termp_fl_pre, NULL }, /* Fl */
1.264 schwarze 150: { termp_fn_pre, NULL }, /* Fn */
151: { termp_ft_pre, NULL }, /* Ft */
152: { termp_bold_pre, NULL }, /* Ic */
153: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 154: { termp_li_pre, NULL }, /* Li */
1.264 schwarze 155: { termp_nd_pre, NULL }, /* Nd */
156: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 157: { termp_quote_pre, termp_quote_post }, /* Op */
1.369 schwarze 158: { termp_abort_pre, NULL }, /* Ot */
1.69 kristaps 159: { termp_under_pre, NULL }, /* Pa */
1.341 schwarze 160: { termp_ex_pre, NULL }, /* Rv */
1.264 schwarze 161: { NULL, NULL }, /* St */
1.69 kristaps 162: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 163: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 164: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 165: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 166: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 167: { NULL, termp____post }, /* %D */
1.84 kristaps 168: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 169: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 170: { NULL, termp____post }, /* %N */
171: { NULL, termp____post }, /* %O */
172: { NULL, termp____post }, /* %P */
173: { NULL, termp____post }, /* %R */
1.203 kristaps 174: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 175: { NULL, termp____post }, /* %V */
176: { NULL, NULL }, /* Ac */
1.188 kristaps 177: { termp_quote_pre, termp_quote_post }, /* Ao */
178: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 179: { NULL, NULL }, /* At */
1.1 kristaps 180: { NULL, NULL }, /* Bc */
1.264 schwarze 181: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 182: { termp_quote_pre, termp_quote_post }, /* Bo */
183: { termp_quote_pre, termp_quote_post }, /* Bq */
1.339 schwarze 184: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.340 schwarze 185: { NULL, NULL }, /* Bx */
1.294 schwarze 186: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 187: { NULL, NULL }, /* Dc */
1.188 kristaps 188: { termp_quote_pre, termp_quote_post }, /* Do */
189: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 190: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 191: { NULL, NULL }, /* Ef */
1.379 ! schwarze 192: { termp_under_pre, NULL }, /* Em */
1.306 schwarze 193: { termp_eo_pre, termp_eo_post }, /* Eo */
1.339 schwarze 194: { termp_xx_pre, termp_xx_post }, /* Fx */
1.176 kristaps 195: { termp_bold_pre, NULL }, /* Ms */
1.290 schwarze 196: { termp_li_pre, NULL }, /* No */
1.1 kristaps 197: { termp_ns_pre, NULL }, /* Ns */
1.339 schwarze 198: { termp_xx_pre, termp_xx_post }, /* Nx */
199: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 200: { NULL, NULL }, /* Pc */
1.254 schwarze 201: { NULL, termp_pf_post }, /* Pf */
1.188 kristaps 202: { termp_quote_pre, termp_quote_post }, /* Po */
203: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 204: { NULL, NULL }, /* Qc */
1.188 kristaps 205: { termp_quote_pre, termp_quote_post }, /* Ql */
206: { termp_quote_pre, termp_quote_post }, /* Qo */
207: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 208: { NULL, NULL }, /* Re */
209: { termp_rs_pre, NULL }, /* Rs */
210: { NULL, NULL }, /* Sc */
1.188 kristaps 211: { termp_quote_pre, termp_quote_post }, /* So */
212: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 213: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 214: { termp_under_pre, NULL }, /* Sx */
1.379 ! schwarze 215: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 216: { NULL, NULL }, /* Tn */
1.339 schwarze 217: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 218: { NULL, NULL }, /* Xc */
219: { NULL, NULL }, /* Xo */
1.264 schwarze 220: { termp_fo_pre, termp_fo_post }, /* Fo */
221: { NULL, NULL }, /* Fc */
1.188 kristaps 222: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 223: { NULL, NULL }, /* Oc */
1.159 schwarze 224: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 225: { NULL, NULL }, /* Ek */
1.341 schwarze 226: { NULL, NULL }, /* Bt */
1.1 kristaps 227: { NULL, NULL }, /* Hf */
1.268 schwarze 228: { termp_under_pre, NULL }, /* Fr */
1.341 schwarze 229: { NULL, NULL }, /* Ud */
1.37 kristaps 230: { NULL, termp_lb_post }, /* Lb */
1.369 schwarze 231: { termp_abort_pre, NULL }, /* Lp */
1.264 schwarze 232: { termp_lk_pre, NULL }, /* Lk */
233: { termp_under_pre, NULL }, /* Mt */
234: { termp_quote_pre, termp_quote_post }, /* Brq */
235: { termp_quote_pre, termp_quote_post }, /* Bro */
236: { NULL, NULL }, /* Brc */
237: { NULL, termp____post }, /* %C */
1.294 schwarze 238: { termp_skip_pre, NULL }, /* Es */
1.268 schwarze 239: { termp_quote_pre, termp_quote_post }, /* En */
1.339 schwarze 240: { termp_xx_pre, termp_xx_post }, /* Dx */
1.264 schwarze 241: { NULL, termp____post }, /* %Q */
242: { NULL, termp____post }, /* %U */
243: { NULL, NULL }, /* Ta */
1.378 schwarze 244: { termp_skip_pre, NULL }, /* Tg */
1.1 kristaps 245: };
246:
1.350 schwarze 247:
1.70 kristaps 248: void
1.371 schwarze 249: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 250: {
1.374 schwarze 251: struct roff_node *n, *nn;
1.89 kristaps 252: struct termp *p;
1.342 schwarze 253: size_t save_defindent;
1.89 kristaps 254:
255: p = (struct termp *)arg;
1.362 schwarze 256: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.356 schwarze 257: term_tab_set(p, NULL);
258: term_tab_set(p, "T");
259: term_tab_set(p, ".5i");
1.70 kristaps 260:
1.319 schwarze 261: n = mdoc->first->child;
1.281 schwarze 262: if (p->synopsisonly) {
1.374 schwarze 263: for (nn = NULL; n != NULL; n = n->next) {
264: if (n->tok != MDOC_Sh)
265: continue;
266: if (n->sec == SEC_SYNOPSIS)
1.281 schwarze 267: break;
1.374 schwarze 268: if (nn == NULL && n->sec == SEC_NAME)
269: nn = n;
1.281 schwarze 270: }
1.374 schwarze 271: if (n == NULL)
272: n = nn;
273: p->flags |= TERMP_NOSPACE;
274: if (n != NULL && (n = n->child->next->child) != NULL)
275: print_mdoc_nodelist(p, NULL, mdoc, n);
276: term_newln(p);
1.281 schwarze 277: } else {
1.342 schwarze 278: save_defindent = p->defindent;
1.281 schwarze 279: if (p->defindent == 0)
280: p->defindent = 5;
1.371 schwarze 281: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.367 schwarze 282: while (n != NULL &&
283: (n->type == ROFFT_COMMENT ||
284: n->flags & NODE_NOPRT))
1.337 schwarze 285: n = n->next;
1.281 schwarze 286: if (n != NULL) {
287: if (n->tok != MDOC_Sh)
288: term_vspace(p);
1.371 schwarze 289: print_mdoc_nodelist(p, NULL, mdoc, n);
1.281 schwarze 290: }
291: term_end(p);
1.342 schwarze 292: p->defindent = save_defindent;
1.271 schwarze 293: }
1.1 kristaps 294: }
295:
1.3 kristaps 296: static void
1.102 kristaps 297: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 298: {
1.304 schwarze 299: while (n != NULL) {
300: print_mdoc_node(p, pair, meta, n);
301: n = n->next;
302: }
1.1 kristaps 303: }
304:
1.3 kristaps 305: static void
1.102 kristaps 306: print_mdoc_node(DECL_ARGS)
1.1 kristaps 307: {
1.368 schwarze 308: const struct mdoc_term_act *act;
1.1 kristaps 309: struct termpair npair;
1.30 kristaps 310: size_t offset, rmargin;
1.368 schwarze 311: int chld;
1.1 kristaps 312:
1.372 schwarze 313: /*
314: * In no-fill mode, break the output line at the beginning
315: * of new input lines except after \c, and nowhere else.
316: */
317:
318: if (n->flags & NODE_NOFILL) {
319: if (n->flags & NODE_LINE &&
320: (p->flags & TERMP_NONEWLINE) == 0)
321: term_newln(p);
322: p->flags |= TERMP_BRNEVER;
323: } else
324: p->flags &= ~TERMP_BRNEVER;
325:
1.367 schwarze 326: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.337 schwarze 327: return;
328:
1.70 kristaps 329: chld = 1;
1.362 schwarze 330: offset = p->tcol->offset;
331: rmargin = p->tcol->rmargin;
1.338 schwarze 332: n->flags &= ~NODE_ENDED;
1.305 schwarze 333: n->prev_font = p->fonti;
1.29 kristaps 334:
1.97 kristaps 335: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 336: npair.ppair = pair;
1.172 kristaps 337:
1.378 schwarze 338: if (n->flags & NODE_ID)
1.379 ! schwarze 339: term_tag_write(n, p->line);
1.378 schwarze 340:
1.172 kristaps 341: /*
342: * Keeps only work until the end of a line. If a keep was
343: * invoked in a prior line, revert it to PREKEEP.
344: */
345:
1.338 schwarze 346: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.307 schwarze 347: p->flags &= ~TERMP_KEEP;
348: p->flags |= TERMP_PREKEEP;
1.172 kristaps 349: }
1.197 schwarze 350:
351: /*
1.217 schwarze 352: * After the keep flags have been set up, we may now
353: * produce output. Note that some pre-handlers do so.
354: */
355:
1.373 schwarze 356: act = NULL;
1.217 schwarze 357: switch (n->type) {
1.314 schwarze 358: case ROFFT_TEXT:
1.372 schwarze 359: if (n->flags & NODE_LINE) {
360: switch (*n->string) {
361: case '\0':
362: if (p->flags & TERMP_NONEWLINE)
363: term_newln(p);
364: else
365: term_vspace(p);
366: return;
367: case ' ':
368: if ((p->flags & TERMP_NONEWLINE) == 0)
369: term_newln(p);
370: break;
371: default:
372: break;
373: }
374: }
1.338 schwarze 375: if (NODE_DELIMC & n->flags)
1.222 kristaps 376: p->flags |= TERMP_NOSPACE;
1.217 schwarze 377: term_word(p, n->string);
1.338 schwarze 378: if (NODE_DELIMO & n->flags)
1.222 kristaps 379: p->flags |= TERMP_NOSPACE;
1.217 schwarze 380: break;
1.314 schwarze 381: case ROFFT_EQN:
1.338 schwarze 382: if ( ! (n->flags & NODE_LINE))
1.284 schwarze 383: p->flags |= TERMP_NOSPACE;
1.233 kristaps 384: term_eqn(p, n->eqn);
1.338 schwarze 385: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.285 schwarze 386: p->flags |= TERMP_NOSPACE;
1.217 schwarze 387: break;
1.314 schwarze 388: case ROFFT_TBL:
1.313 schwarze 389: if (p->tbl.cols == NULL)
390: term_newln(p);
1.217 schwarze 391: term_tbl(p, n->span);
392: break;
393: default:
1.351 schwarze 394: if (n->tok < ROFF_MAX) {
1.352 schwarze 395: roff_term_pre(p, n);
1.354 schwarze 396: return;
1.351 schwarze 397: }
398: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.368 schwarze 399: act = mdoc_term_acts + (n->tok - MDOC_Dd);
400: if (act->pre != NULL &&
1.331 schwarze 401: (n->end == ENDBODY_NOT || n->child != NULL))
1.368 schwarze 402: chld = (*act->pre)(p, &npair, meta, n);
1.217 schwarze 403: break;
404: }
405:
1.86 kristaps 406: if (chld && n->child)
1.245 schwarze 407: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 408:
1.244 schwarze 409: term_fontpopq(p,
1.310 schwarze 410: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.46 kristaps 411:
1.206 kristaps 412: switch (n->type) {
1.314 schwarze 413: case ROFFT_TEXT:
1.206 kristaps 414: break;
1.314 schwarze 415: case ROFFT_TBL:
1.216 kristaps 416: break;
1.314 schwarze 417: case ROFFT_EQN:
1.206 kristaps 418: break;
419: default:
1.368 schwarze 420: if (act->post == NULL || n->flags & NODE_ENDED)
1.206 kristaps 421: break;
1.368 schwarze 422: (void)(*act->post)(p, &npair, meta, n);
1.162 schwarze 423:
424: /*
425: * Explicit end tokens not only call the post
426: * handler, but also tell the respective block
427: * that it must not call the post handler again.
428: */
1.165 kristaps 429: if (ENDBODY_NOT != n->end)
1.338 schwarze 430: n->body->flags |= NODE_ENDED;
1.206 kristaps 431: break;
1.162 schwarze 432: }
1.121 kristaps 433:
1.338 schwarze 434: if (NODE_EOS & n->flags)
1.121 kristaps 435: p->flags |= TERMP_SENTENCE;
1.29 kristaps 436:
1.359 schwarze 437: if (n->type != ROFFT_TEXT)
1.362 schwarze 438: p->tcol->offset = offset;
439: p->tcol->rmargin = rmargin;
1.1 kristaps 440: }
441:
1.3 kristaps 442: static void
1.316 schwarze 443: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 444: {
1.292 schwarze 445: size_t sz;
1.144 kristaps 446:
1.102 kristaps 447: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 448:
1.264 schwarze 449: /*
1.9 kristaps 450: * Output the footer in new-groff style, that is, three columns
451: * with the middle being the manual date and flanking columns
452: * being the operating system:
453: *
454: * SYSTEM DATE SYSTEM
455: */
456:
1.1 kristaps 457: term_vspace(p);
458:
1.362 schwarze 459: p->tcol->offset = 0;
1.292 schwarze 460: sz = term_strlen(p, meta->date);
1.362 schwarze 461: p->tcol->rmargin = p->maxrmargin > sz ?
1.292 schwarze 462: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.250 schwarze 463: p->trailspace = 1;
1.1 kristaps 464: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
465:
1.245 schwarze 466: term_word(p, meta->os);
1.1 kristaps 467: term_flushln(p);
468:
1.362 schwarze 469: p->tcol->offset = p->tcol->rmargin;
1.292 schwarze 470: sz = term_strlen(p, meta->os);
1.362 schwarze 471: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.234 schwarze 472: p->flags |= TERMP_NOSPACE;
1.9 kristaps 473:
1.245 schwarze 474: term_word(p, meta->date);
1.9 kristaps 475: term_flushln(p);
476:
1.362 schwarze 477: p->tcol->offset = p->tcol->rmargin;
478: p->tcol->rmargin = p->maxrmargin;
1.250 schwarze 479: p->trailspace = 0;
1.1 kristaps 480: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 481: p->flags |= TERMP_NOSPACE;
1.1 kristaps 482:
1.245 schwarze 483: term_word(p, meta->os);
1.1 kristaps 484: term_flushln(p);
485:
1.362 schwarze 486: p->tcol->offset = 0;
487: p->tcol->rmargin = p->maxrmargin;
1.9 kristaps 488: p->flags = 0;
1.1 kristaps 489: }
490:
1.3 kristaps 491: static void
1.316 schwarze 492: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 493: {
1.267 schwarze 494: char *volume, *title;
495: size_t vollen, titlen;
1.1 kristaps 496:
497: /*
498: * The header is strange. It has three components, which are
499: * really two with the first duplicated. It goes like this:
500: *
501: * IDENTIFIER TITLE IDENTIFIER
502: *
503: * The IDENTIFIER is NAME(SECTION), which is the command-name
504: * (if given, or "unknown" if not) followed by the manual page
505: * section. These are given in `Dt'. The TITLE is a free-form
506: * string depending on the manual volume. If not specified, it
507: * switches on the manual section.
508: */
1.235 schwarze 509:
1.245 schwarze 510: assert(meta->vol);
1.267 schwarze 511: if (NULL == meta->arch)
512: volume = mandoc_strdup(meta->vol);
513: else
514: mandoc_asprintf(&volume, "%s (%s)",
515: meta->vol, meta->arch);
516: vollen = term_strlen(p, volume);
1.1 kristaps 517:
1.275 schwarze 518: if (NULL == meta->msec)
519: title = mandoc_strdup(meta->title);
520: else
521: mandoc_asprintf(&title, "%s(%s)",
522: meta->title, meta->msec);
1.235 schwarze 523: titlen = term_strlen(p, title);
1.1 kristaps 524:
1.235 schwarze 525: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250 schwarze 526: p->trailspace = 1;
1.362 schwarze 527: p->tcol->offset = 0;
528: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.267 schwarze 529: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.292 schwarze 530: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 531:
532: term_word(p, title);
533: term_flushln(p);
534:
1.235 schwarze 535: p->flags |= TERMP_NOSPACE;
1.362 schwarze 536: p->tcol->offset = p->tcol->rmargin;
537: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
538: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 539:
1.267 schwarze 540: term_word(p, volume);
1.1 kristaps 541: term_flushln(p);
542:
543: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 544: p->trailspace = 0;
1.362 schwarze 545: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.235 schwarze 546: p->flags |= TERMP_NOSPACE;
1.362 schwarze 547: p->tcol->offset = p->tcol->rmargin;
548: p->tcol->rmargin = p->maxrmargin;
1.235 schwarze 549: term_word(p, title);
550: term_flushln(p);
551: }
1.1 kristaps 552:
1.235 schwarze 553: p->flags &= ~TERMP_NOSPACE;
1.362 schwarze 554: p->tcol->offset = 0;
555: p->tcol->rmargin = p->maxrmargin;
1.266 schwarze 556: free(title);
1.267 schwarze 557: free(volume);
1.1 kristaps 558: }
559:
1.302 schwarze 560: static int
1.157 kristaps 561: a2width(const struct termp *p, const char *v)
1.91 kristaps 562: {
1.92 kristaps 563: struct roffsu su;
1.363 schwarze 564: const char *end;
1.1 kristaps 565:
1.363 schwarze 566: end = a2roffsu(v, &su, SCALE_MAX);
567: if (end == NULL || *end != '\0') {
1.157 kristaps 568: SCALE_HS_INIT(&su, term_strlen(p, v));
1.283 schwarze 569: su.scale /= term_strlen(p, "0");
1.302 schwarze 570: }
1.364 schwarze 571: return term_hen(p, &su);
1.1 kristaps 572: }
573:
1.108 kristaps 574: /*
575: * Determine how much space to print out before block elements of `It'
576: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
577: * too.
578: */
1.54 kristaps 579: static void
1.377 schwarze 580: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 581: {
1.377 schwarze 582: struct roff_node *nn;
1.1 kristaps 583:
584: term_newln(p);
1.150 kristaps 585:
1.377 schwarze 586: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
587: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.54 kristaps 588: return;
589:
1.85 kristaps 590: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 591:
1.289 schwarze 592: nn = n;
1.377 schwarze 593: while (roff_node_prev(nn) == NULL) {
1.289 schwarze 594: do {
595: nn = nn->parent;
1.314 schwarze 596: if (nn->type == ROFFT_ROOT)
1.289 schwarze 597: return;
1.314 schwarze 598: } while (nn->type != ROFFT_BLOCK);
1.289 schwarze 599: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.54 kristaps 600: return;
1.289 schwarze 601: if (nn->tok == MDOC_It &&
602: nn->parent->parent->norm->Bl.type != LIST_item)
603: break;
1.1 kristaps 604: }
605:
1.377 schwarze 606: /*
607: * No vertical space after:
608: * items in .Bl -column
609: * items without a body in .Bl -diag
610: */
1.54 kristaps 611:
1.377 schwarze 612: if (bl->tok != MDOC_Bl ||
613: n->prev == NULL || n->prev->tok != MDOC_It ||
614: (bl->norm->Bl.type != LIST_column &&
615: (bl->norm->Bl.type != LIST_diag ||
616: n->prev->body->child != NULL)))
617: term_vspace(p);
1.260 schwarze 618: }
619:
1.1 kristaps 620:
621: static int
622: termp_it_pre(DECL_ARGS)
623: {
1.345 schwarze 624: struct roffsu su;
1.302 schwarze 625: char buf[24];
1.315 schwarze 626: const struct roff_node *bl, *nn;
1.302 schwarze 627: size_t ncols, dcol;
628: int i, offset, width;
1.126 kristaps 629: enum mdoc_list type;
1.1 kristaps 630:
1.314 schwarze 631: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 632: print_bvspace(p, n->parent->parent, n);
1.328 schwarze 633: return 1;
1.54 kristaps 634: }
1.1 kristaps 635:
1.86 kristaps 636: bl = n->parent->parent->parent;
1.202 kristaps 637: type = bl->norm->Bl.type;
1.1 kristaps 638:
1.264 schwarze 639: /*
1.302 schwarze 640: * Defaults for specific list types.
641: */
642:
643: switch (type) {
644: case LIST_bullet:
645: case LIST_dash:
646: case LIST_hyphen:
647: case LIST_enum:
648: width = term_len(p, 2);
649: break;
650: case LIST_hang:
1.332 schwarze 651: case LIST_tag:
1.302 schwarze 652: width = term_len(p, 8);
653: break;
654: case LIST_column:
655: width = term_len(p, 10);
656: break;
657: default:
658: width = 0;
659: break;
660: }
661: offset = 0;
662:
663: /*
1.108 kristaps 664: * First calculate width and offset. This is pretty easy unless
665: * we're a -column list, in which case all prior columns must
666: * be accounted for.
667: */
668:
1.302 schwarze 669: if (bl->norm->Bl.offs != NULL) {
1.288 schwarze 670: offset = a2width(p, bl->norm->Bl.offs);
1.362 schwarze 671: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
672: offset = -p->tcol->offset;
1.302 schwarze 673: else if (offset > SHRT_MAX)
674: offset = 0;
675: }
1.152 kristaps 676:
1.1 kristaps 677: switch (type) {
1.264 schwarze 678: case LIST_column:
1.314 schwarze 679: if (n->type == ROFFT_HEAD)
1.1 kristaps 680: break;
1.155 kristaps 681:
1.105 kristaps 682: /*
1.108 kristaps 683: * Imitate groff's column handling:
684: * - For each earlier column, add its width.
685: * - For less than 5 columns, add four more blanks per
686: * column.
687: * - For exactly 5 columns, add three more blank per
688: * column.
689: * - For more than 5 columns, add only one column.
1.105 kristaps 690: */
1.202 kristaps 691: ncols = bl->norm->Bl.ncols;
1.264 schwarze 692: dcol = ncols < 5 ? term_len(p, 4) :
693: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 694:
1.134 kristaps 695: /*
1.314 schwarze 696: * Calculate the offset by applying all prior ROFFT_BODY,
697: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.134 kristaps 698: */
699:
1.264 schwarze 700: for (i = 0, nn = n->prev;
701: nn->prev && i < (int)ncols;
1.345 schwarze 702: nn = nn->prev, i++) {
703: SCALE_HS_INIT(&su,
704: term_strlen(p, bl->norm->Bl.cols[i]));
705: su.scale /= term_strlen(p, "0");
1.364 schwarze 706: offset += term_hen(p, &su) + dcol;
1.345 schwarze 707: }
1.105 kristaps 708:
709: /*
1.108 kristaps 710: * When exceeding the declared number of columns, leave
711: * the remaining widths at 0. This will later be
712: * adjusted to the default width of 10, or, for the last
713: * column, stretched to the right margin.
1.58 kristaps 714: */
1.108 kristaps 715: if (i >= (int)ncols)
716: break;
1.58 kristaps 717:
1.105 kristaps 718: /*
1.108 kristaps 719: * Use the declared column widths, extended as explained
720: * in the preceding paragraph.
1.105 kristaps 721: */
1.345 schwarze 722: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
723: su.scale /= term_strlen(p, "0");
1.364 schwarze 724: width = term_hen(p, &su) + dcol;
1.1 kristaps 725: break;
726: default:
1.202 kristaps 727: if (NULL == bl->norm->Bl.width)
1.108 kristaps 728: break;
729:
1.264 schwarze 730: /*
1.108 kristaps 731: * Note: buffer the width by 2, which is groff's magic
732: * number for buffering single arguments. See the above
733: * handling for column for how this changes.
734: */
1.202 kristaps 735: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.362 schwarze 736: if (width < 0 && (size_t)(-width) > p->tcol->offset)
737: width = -p->tcol->offset;
1.302 schwarze 738: else if (width > SHRT_MAX)
739: width = 0;
1.1 kristaps 740: break;
741: }
742:
1.264 schwarze 743: /*
1.17 kristaps 744: * Whitespace control. Inset bodies need an initial space,
745: * while diagonal bodies need two.
1.1 kristaps 746: */
747:
1.51 kristaps 748: p->flags |= TERMP_NOSPACE;
749:
1.1 kristaps 750: switch (type) {
1.264 schwarze 751: case LIST_diag:
1.314 schwarze 752: if (n->type == ROFFT_BODY)
1.62 kristaps 753: term_word(p, "\\ \\ ");
1.51 kristaps 754: break;
1.264 schwarze 755: case LIST_inset:
1.331 schwarze 756: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.51 kristaps 757: term_word(p, "\\ ");
1.1 kristaps 758: break;
759: default:
760: break;
761: }
762:
1.51 kristaps 763: p->flags |= TERMP_NOSPACE;
764:
1.1 kristaps 765: switch (type) {
1.264 schwarze 766: case LIST_diag:
1.314 schwarze 767: if (n->type == ROFFT_HEAD)
1.102 kristaps 768: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 769: break;
770: default:
771: break;
772: }
773:
774: /*
1.109 kristaps 775: * Pad and break control. This is the tricky part. These flags
776: * are documented in term_flushln() in term.c. Note that we're
777: * going to unset all of these flags in termp_it_post() when we
778: * exit.
1.1 kristaps 779: */
780:
781: switch (type) {
1.264 schwarze 782: case LIST_enum:
1.329 schwarze 783: case LIST_bullet:
784: case LIST_dash:
785: case LIST_hyphen:
1.360 schwarze 786: if (n->type == ROFFT_HEAD) {
787: p->flags |= TERMP_NOBREAK | TERMP_HANG;
788: p->trailspace = 1;
789: } else if (width <= (int)term_len(p, 2))
790: p->flags |= TERMP_NOPAD;
1.39 kristaps 791: break;
1.264 schwarze 792: case LIST_hang:
1.314 schwarze 793: if (n->type != ROFFT_HEAD)
1.59 kristaps 794: break;
1.263 schwarze 795: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250 schwarze 796: p->trailspace = 1;
1.39 kristaps 797: break;
1.264 schwarze 798: case LIST_tag:
1.314 schwarze 799: if (n->type != ROFFT_HEAD)
1.39 kristaps 800: break;
1.250 schwarze 801:
1.326 schwarze 802: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.250 schwarze 803: p->trailspace = 2;
804:
1.86 kristaps 805: if (NULL == n->next || NULL == n->next->child)
1.360 schwarze 806: p->flags |= TERMP_HANG;
1.1 kristaps 807: break;
1.264 schwarze 808: case LIST_column:
1.314 schwarze 809: if (n->type == ROFFT_HEAD)
1.134 kristaps 810: break;
811:
1.250 schwarze 812: if (NULL == n->next) {
1.134 kristaps 813: p->flags &= ~TERMP_NOBREAK;
1.250 schwarze 814: p->trailspace = 0;
815: } else {
1.134 kristaps 816: p->flags |= TERMP_NOBREAK;
1.250 schwarze 817: p->trailspace = 1;
818: }
1.134 kristaps 819:
1.1 kristaps 820: break;
1.264 schwarze 821: case LIST_diag:
1.314 schwarze 822: if (n->type != ROFFT_HEAD)
1.250 schwarze 823: break;
1.263 schwarze 824: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 825: p->trailspace = 1;
1.1 kristaps 826: break;
827: default:
828: break;
829: }
830:
1.264 schwarze 831: /*
1.1 kristaps 832: * Margin control. Set-head-width lists have their right
833: * margins shortened. The body for these lists has the offset
834: * necessarily lengthened. Everybody gets the offset.
835: */
836:
1.362 schwarze 837: p->tcol->offset += offset;
1.1 kristaps 838:
839: switch (type) {
1.264 schwarze 840: case LIST_bullet:
841: case LIST_dash:
842: case LIST_enum:
843: case LIST_hyphen:
1.360 schwarze 844: case LIST_hang:
1.264 schwarze 845: case LIST_tag:
1.314 schwarze 846: if (n->type == ROFFT_HEAD)
1.362 schwarze 847: p->tcol->rmargin = p->tcol->offset + width;
1.292 schwarze 848: else
1.362 schwarze 849: p->tcol->offset += width;
1.1 kristaps 850: break;
1.264 schwarze 851: case LIST_column:
1.49 kristaps 852: assert(width);
1.362 schwarze 853: p->tcol->rmargin = p->tcol->offset + width;
1.264 schwarze 854: /*
1.50 kristaps 855: * XXX - this behaviour is not documented: the
856: * right-most column is filled to the right margin.
857: */
1.314 schwarze 858: if (n->type == ROFFT_HEAD)
1.134 kristaps 859: break;
1.362 schwarze 860: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
861: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 862: break;
863: default:
864: break;
865: }
866:
1.264 schwarze 867: /*
1.1 kristaps 868: * The dash, hyphen, bullet and enum lists all have a special
1.264 schwarze 869: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 870: */
871:
1.314 schwarze 872: if (n->type == ROFFT_HEAD)
1.1 kristaps 873: switch (type) {
1.264 schwarze 874: case LIST_bullet:
1.102 kristaps 875: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 876: term_word(p, "\\[bu]");
1.102 kristaps 877: term_fontpop(p);
1.1 kristaps 878: break;
1.264 schwarze 879: case LIST_dash:
880: case LIST_hyphen:
1.102 kristaps 881: term_fontpush(p, TERMFONT_BOLD);
1.330 schwarze 882: term_word(p, "-");
1.102 kristaps 883: term_fontpop(p);
1.1 kristaps 884: break;
1.264 schwarze 885: case LIST_enum:
1.1 kristaps 886: (pair->ppair->ppair->count)++;
1.265 schwarze 887: (void)snprintf(buf, sizeof(buf), "%d.",
1.264 schwarze 888: pair->ppair->ppair->count);
1.1 kristaps 889: term_word(p, buf);
890: break;
891: default:
892: break;
893: }
894:
1.264 schwarze 895: /*
1.1 kristaps 896: * If we're not going to process our children, indicate so here.
897: */
898:
899: switch (type) {
1.264 schwarze 900: case LIST_bullet:
901: case LIST_item:
902: case LIST_dash:
903: case LIST_hyphen:
904: case LIST_enum:
1.314 schwarze 905: if (n->type == ROFFT_HEAD)
1.328 schwarze 906: return 0;
1.1 kristaps 907: break;
1.264 schwarze 908: case LIST_column:
1.314 schwarze 909: if (n->type == ROFFT_HEAD)
1.328 schwarze 910: return 0;
1.360 schwarze 911: p->minbl = 0;
1.1 kristaps 912: break;
913: default:
914: break;
915: }
916:
1.328 schwarze 917: return 1;
1.1 kristaps 918: }
919:
920: static void
921: termp_it_post(DECL_ARGS)
922: {
1.126 kristaps 923: enum mdoc_list type;
1.1 kristaps 924:
1.314 schwarze 925: if (n->type == ROFFT_BLOCK)
1.1 kristaps 926: return;
927:
1.202 kristaps 928: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 929:
930: switch (type) {
1.264 schwarze 931: case LIST_item:
932: case LIST_diag:
933: case LIST_inset:
1.314 schwarze 934: if (n->type == ROFFT_BODY)
1.130 schwarze 935: term_newln(p);
1.1 kristaps 936: break;
1.264 schwarze 937: case LIST_column:
1.314 schwarze 938: if (n->type == ROFFT_BODY)
1.1 kristaps 939: term_flushln(p);
940: break;
941: default:
1.130 schwarze 942: term_newln(p);
1.1 kristaps 943: break;
944: }
945:
1.264 schwarze 946: /*
1.109 kristaps 947: * Now that our output is flushed, we can reset our tags. Since
948: * only `It' sets these flags, we're free to assume that nobody
949: * has munged them in the meanwhile.
950: */
951:
1.360 schwarze 952: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 953: p->trailspace = 0;
1.1 kristaps 954: }
955:
956: static int
957: termp_nm_pre(DECL_ARGS)
958: {
1.296 schwarze 959: const char *cp;
1.1 kristaps 960:
1.314 schwarze 961: if (n->type == ROFFT_BLOCK) {
1.253 schwarze 962: p->flags |= TERMP_PREKEEP;
1.328 schwarze 963: return 1;
1.253 schwarze 964: }
1.164 schwarze 965:
1.314 schwarze 966: if (n->type == ROFFT_BODY) {
1.362 schwarze 967: if (n->child == NULL)
1.328 schwarze 968: return 0;
1.234 schwarze 969: p->flags |= TERMP_NOSPACE;
1.296 schwarze 970: cp = NULL;
971: if (n->prev->child != NULL)
972: cp = n->prev->child->string;
973: if (cp == NULL)
974: cp = meta->name;
975: if (cp == NULL)
1.362 schwarze 976: p->tcol->offset += term_len(p, 6);
1.296 schwarze 977: else
1.362 schwarze 978: p->tcol->offset += term_len(p, 1) +
979: term_strlen(p, cp);
1.328 schwarze 980: return 1;
1.164 schwarze 981: }
982:
1.343 schwarze 983: if (n->child == NULL)
1.328 schwarze 984: return 0;
1.125 kristaps 985:
1.314 schwarze 986: if (n->type == ROFFT_HEAD)
1.177 schwarze 987: synopsis_pre(p, n->parent);
1.102 kristaps 988:
1.314 schwarze 989: if (n->type == ROFFT_HEAD &&
1.362 schwarze 990: n->next != NULL && n->next->child != NULL) {
1.263 schwarze 991: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250 schwarze 992: p->trailspace = 1;
1.362 schwarze 993: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
994: if (n->child == NULL)
995: p->tcol->rmargin += term_strlen(p, meta->name);
996: else if (n->child->type == ROFFT_TEXT) {
997: p->tcol->rmargin += term_strlen(p, n->child->string);
998: if (n->child->next != NULL)
1.185 schwarze 999: p->flags |= TERMP_HANG;
1000: } else {
1.362 schwarze 1001: p->tcol->rmargin += term_len(p, 5);
1.185 schwarze 1002: p->flags |= TERMP_HANG;
1003: }
1.164 schwarze 1004: }
1.379 ! schwarze 1005: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1006: }
1007:
1.164 schwarze 1008: static void
1009: termp_nm_post(DECL_ARGS)
1010: {
1.379 ! schwarze 1011: switch (n->type) {
! 1012: case ROFFT_BLOCK:
1.253 schwarze 1013: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.379 ! schwarze 1014: break;
! 1015: case ROFFT_HEAD:
! 1016: if (n->next == NULL || n->next->child == NULL)
! 1017: break;
1.164 schwarze 1018: term_flushln(p);
1.263 schwarze 1019: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250 schwarze 1020: p->trailspace = 0;
1.379 ! schwarze 1021: break;
! 1022: case ROFFT_BODY:
! 1023: if (n->child != NULL)
! 1024: term_flushln(p);
! 1025: break;
! 1026: default:
! 1027: break;
! 1028: }
1.164 schwarze 1029: }
1030:
1.1 kristaps 1031: static int
1032: termp_fl_pre(DECL_ARGS)
1033: {
1.377 schwarze 1034: struct roff_node *nn;
1.1 kristaps 1035:
1.102 kristaps 1036: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1037: term_word(p, "\\-");
1.103 kristaps 1038:
1.377 schwarze 1039: if (n->child != NULL ||
1040: ((nn = roff_node_next(n)) != NULL &&
1041: nn->type != ROFFT_TEXT &&
1042: (nn->flags & NODE_LINE) == 0))
1.103 kristaps 1043: p->flags |= TERMP_NOSPACE;
1044:
1.328 schwarze 1045: return 1;
1.1 kristaps 1046: }
1047:
1048: static int
1.184 kristaps 1049: termp__a_pre(DECL_ARGS)
1050: {
1.377 schwarze 1051: struct roff_node *nn;
1.184 kristaps 1052:
1.377 schwarze 1053: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
1054: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
1055: term_word(p, "and");
1.184 kristaps 1056:
1.328 schwarze 1057: return 1;
1.184 kristaps 1058: }
1059:
1060: static int
1.61 kristaps 1061: termp_an_pre(DECL_ARGS)
1062: {
1063:
1.282 schwarze 1064: if (n->norm->An.auth == AUTH_split) {
1065: p->flags &= ~TERMP_NOSPLIT;
1066: p->flags |= TERMP_SPLIT;
1.328 schwarze 1067: return 0;
1.282 schwarze 1068: }
1069: if (n->norm->An.auth == AUTH_nosplit) {
1070: p->flags &= ~TERMP_SPLIT;
1071: p->flags |= TERMP_NOSPLIT;
1.328 schwarze 1072: return 0;
1.282 schwarze 1073: }
1.264 schwarze 1074:
1.282 schwarze 1075: if (p->flags & TERMP_SPLIT)
1.61 kristaps 1076: term_newln(p);
1077:
1.282 schwarze 1078: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1079: p->flags |= TERMP_SPLIT;
1.61 kristaps 1080:
1.328 schwarze 1081: return 1;
1.61 kristaps 1082: }
1083:
1084: static int
1.1 kristaps 1085: termp_ns_pre(DECL_ARGS)
1086: {
1087:
1.338 schwarze 1088: if ( ! (NODE_LINE & n->flags))
1.215 kristaps 1089: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1090: return 1;
1.1 kristaps 1091: }
1092:
1093: static int
1094: termp_rs_pre(DECL_ARGS)
1095: {
1.86 kristaps 1096: if (SEC_SEE_ALSO != n->sec)
1.328 schwarze 1097: return 1;
1.377 schwarze 1098: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1099: term_vspace(p);
1.328 schwarze 1100: return 1;
1.1 kristaps 1101: }
1102:
1103: static int
1104: termp_ex_pre(DECL_ARGS)
1105: {
1.224 kristaps 1106: term_newln(p);
1.341 schwarze 1107: return 1;
1.1 kristaps 1108: }
1109:
1110: static int
1111: termp_nd_pre(DECL_ARGS)
1112: {
1.25 kristaps 1113:
1.314 schwarze 1114: if (n->type == ROFFT_BODY)
1.297 schwarze 1115: term_word(p, "\\(en");
1.328 schwarze 1116: return 1;
1.115 kristaps 1117: }
1118:
1119: static int
1120: termp_bl_pre(DECL_ARGS)
1121: {
1122:
1.328 schwarze 1123: return n->type != ROFFT_HEAD;
1.1 kristaps 1124: }
1125:
1126: static void
1127: termp_bl_post(DECL_ARGS)
1128: {
1129:
1.356 schwarze 1130: if (n->type != ROFFT_BLOCK)
1131: return;
1132: term_newln(p);
1133: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1134: return;
1135: term_tab_set(p, NULL);
1136: term_tab_set(p, "T");
1137: term_tab_set(p, ".5i");
1.1 kristaps 1138: }
1139:
1140: static int
1141: termp_xr_pre(DECL_ARGS)
1142: {
1143:
1.225 kristaps 1144: if (NULL == (n = n->child))
1.328 schwarze 1145: return 0;
1.113 kristaps 1146:
1.314 schwarze 1147: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1148: term_word(p, n->string);
1.11 kristaps 1149:
1.264 schwarze 1150: if (NULL == (n = n->next))
1.328 schwarze 1151: return 0;
1.225 kristaps 1152:
1.1 kristaps 1153: p->flags |= TERMP_NOSPACE;
1154: term_word(p, "(");
1.222 kristaps 1155: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1156:
1.314 schwarze 1157: assert(n->type == ROFFT_TEXT);
1.225 kristaps 1158: term_word(p, n->string);
1159:
1.222 kristaps 1160: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1161: term_word(p, ")");
1.86 kristaps 1162:
1.328 schwarze 1163: return 0;
1.1 kristaps 1164: }
1165:
1.143 kristaps 1166: /*
1167: * This decides how to assert whitespace before any of the SYNOPSIS set
1168: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1169: * macro combos).
1170: */
1171: static void
1.377 schwarze 1172: synopsis_pre(struct termp *p, struct roff_node *n)
1.143 kristaps 1173: {
1.377 schwarze 1174: struct roff_node *np;
1175:
1176: if ((n->flags & NODE_SYNPRETTY) == 0 ||
1177: (np = roff_node_prev(n)) == NULL)
1.143 kristaps 1178: return;
1179:
1180: /*
1181: * If we're the second in a pair of like elements, emit our
1182: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1183: * case we soldier on.
1184: */
1.377 schwarze 1185: if (np->tok == n->tok &&
1.264 schwarze 1186: MDOC_Ft != n->tok &&
1187: MDOC_Fo != n->tok &&
1188: MDOC_Fn != n->tok) {
1.143 kristaps 1189: term_newln(p);
1190: return;
1191: }
1192:
1193: /*
1194: * If we're one of the SYNOPSIS set and non-like pair-wise after
1195: * another (or Fn/Fo, which we've let slip through) then assert
1196: * vertical space, else only newline and move on.
1197: */
1.377 schwarze 1198: switch (np->tok) {
1.264 schwarze 1199: case MDOC_Fd:
1200: case MDOC_Fn:
1201: case MDOC_Fo:
1202: case MDOC_In:
1203: case MDOC_Vt:
1.143 kristaps 1204: term_vspace(p);
1205: break;
1.264 schwarze 1206: case MDOC_Ft:
1.377 schwarze 1207: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.143 kristaps 1208: term_vspace(p);
1209: break;
1210: }
1211: /* FALLTHROUGH */
1212: default:
1213: term_newln(p);
1214: break;
1215: }
1216: }
1217:
1.110 kristaps 1218: static int
1219: termp_vt_pre(DECL_ARGS)
1220: {
1.379 ! schwarze 1221: switch (n->type) {
! 1222: case ROFFT_ELEM:
! 1223: return termp_ft_pre(p, pair, meta, n);
! 1224: case ROFFT_BLOCK:
1.143 kristaps 1225: synopsis_pre(p, n);
1.328 schwarze 1226: return 1;
1.379 ! schwarze 1227: case ROFFT_HEAD:
1.328 schwarze 1228: return 0;
1.379 ! schwarze 1229: default:
! 1230: return termp_under_pre(p, pair, meta, n);
! 1231: }
1.110 kristaps 1232: }
1233:
1.1 kristaps 1234: static int
1.69 kristaps 1235: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1236: {
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: {
1.143 kristaps 1244: synopsis_pre(p, n);
1.328 schwarze 1245: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1246: }
1247:
1.241 schwarze 1248: static void
1249: termp_fd_post(DECL_ARGS)
1250: {
1251: term_newln(p);
1252: }
1253:
1.1 kristaps 1254: static int
1255: termp_sh_pre(DECL_ARGS)
1256: {
1.377 schwarze 1257: struct roff_node *np;
1.85 kristaps 1258:
1.86 kristaps 1259: switch (n->type) {
1.314 schwarze 1260: case ROFFT_BLOCK:
1.293 schwarze 1261: /*
1262: * Vertical space before sections, except
1263: * when the previous section was empty.
1264: */
1.377 schwarze 1265: if ((np = roff_node_prev(n)) == NULL ||
1266: np->tok != MDOC_Sh ||
1267: (np->body != NULL && np->body->child != NULL))
1.293 schwarze 1268: term_vspace(p);
1.65 kristaps 1269: break;
1.314 schwarze 1270: case ROFFT_HEAD:
1.379 ! schwarze 1271: return termp_bold_pre(p, pair, meta, n);
1.314 schwarze 1272: case ROFFT_BODY:
1.362 schwarze 1273: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1274: term_tab_set(p, NULL);
1275: term_tab_set(p, "T");
1276: term_tab_set(p, ".5i");
1.379 ! schwarze 1277: if (n->sec == SEC_AUTHORS)
1.239 schwarze 1278: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1279: break;
1280: default:
1281: break;
1282: }
1.328 schwarze 1283: return 1;
1.1 kristaps 1284: }
1285:
1286: static void
1287: termp_sh_post(DECL_ARGS)
1288: {
1.86 kristaps 1289: switch (n->type) {
1.314 schwarze 1290: case ROFFT_HEAD:
1.1 kristaps 1291: term_newln(p);
1292: break;
1.314 schwarze 1293: case ROFFT_BODY:
1.1 kristaps 1294: term_newln(p);
1.362 schwarze 1295: p->tcol->offset = 0;
1.1 kristaps 1296: break;
1297: default:
1298: break;
1299: }
1300: }
1301:
1302: static void
1303: termp_lb_post(DECL_ARGS)
1304: {
1.379 ! schwarze 1305: if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE)
1.81 kristaps 1306: term_newln(p);
1.1 kristaps 1307: }
1308:
1309: static int
1310: termp_d1_pre(DECL_ARGS)
1311: {
1.314 schwarze 1312: if (n->type != ROFFT_BLOCK)
1.328 schwarze 1313: return 1;
1.1 kristaps 1314: term_newln(p);
1.362 schwarze 1315: p->tcol->offset += term_len(p, p->defindent + 1);
1.356 schwarze 1316: term_tab_set(p, NULL);
1317: term_tab_set(p, "T");
1318: term_tab_set(p, ".5i");
1.328 schwarze 1319: return 1;
1.1 kristaps 1320: }
1321:
1322: static int
1323: termp_ft_pre(DECL_ARGS)
1324: {
1.143 kristaps 1325: synopsis_pre(p, n);
1.379 ! schwarze 1326: return termp_under_pre(p, pair, meta, n);
1.1 kristaps 1327: }
1328:
1329: static int
1330: termp_fn_pre(DECL_ARGS)
1331: {
1.257 schwarze 1332: size_t rmargin = 0;
1.226 kristaps 1333: int pretty;
1334:
1.143 kristaps 1335: synopsis_pre(p, n);
1.379 ! schwarze 1336: pretty = n->flags & NODE_SYNPRETTY;
! 1337: if ((n = n->child) == NULL)
1.328 schwarze 1338: return 0;
1.226 kristaps 1339:
1.251 schwarze 1340: if (pretty) {
1.362 schwarze 1341: rmargin = p->tcol->rmargin;
1342: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1343: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251 schwarze 1344: }
1345:
1.314 schwarze 1346: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1347: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1348: term_word(p, n->string);
1.102 kristaps 1349: term_fontpop(p);
1.1 kristaps 1350:
1.251 schwarze 1351: if (pretty) {
1352: term_flushln(p);
1.263 schwarze 1353: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.360 schwarze 1354: p->flags |= TERMP_NOPAD;
1.362 schwarze 1355: p->tcol->offset = p->tcol->rmargin;
1356: p->tcol->rmargin = rmargin;
1.251 schwarze 1357: }
1358:
1.1 kristaps 1359: p->flags |= TERMP_NOSPACE;
1360: term_word(p, "(");
1.222 kristaps 1361: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1362:
1.226 kristaps 1363: for (n = n->next; n; n = n->next) {
1.314 schwarze 1364: assert(n->type == ROFFT_TEXT);
1.102 kristaps 1365: term_fontpush(p, TERMFONT_UNDER);
1.255 schwarze 1366: if (pretty)
1367: p->flags |= TERMP_NBRWORD;
1.226 kristaps 1368: term_word(p, n->string);
1.102 kristaps 1369: term_fontpop(p);
1370:
1.226 kristaps 1371: if (n->next) {
1.222 kristaps 1372: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1373: term_word(p, ",");
1.222 kristaps 1374: }
1.1 kristaps 1375: }
1376:
1.222 kristaps 1377: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1378: term_word(p, ")");
1379:
1.226 kristaps 1380: if (pretty) {
1.222 kristaps 1381: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1382: term_word(p, ";");
1.251 schwarze 1383: term_flushln(p);
1.222 kristaps 1384: }
1.328 schwarze 1385: return 0;
1.1 kristaps 1386: }
1387:
1388: static int
1389: termp_fa_pre(DECL_ARGS)
1390: {
1.315 schwarze 1391: const struct roff_node *nn;
1.1 kristaps 1392:
1.379 ! schwarze 1393: if (n->parent->tok != MDOC_Fo)
! 1394: return termp_under_pre(p, pair, meta, n);
! 1395:
1.377 schwarze 1396: for (nn = n->child; nn != NULL; nn = nn->next) {
1.102 kristaps 1397: term_fontpush(p, TERMFONT_UNDER);
1.258 schwarze 1398: p->flags |= TERMP_NBRWORD;
1.86 kristaps 1399: term_word(p, nn->string);
1.102 kristaps 1400: term_fontpop(p);
1.377 schwarze 1401: if (nn->next != NULL) {
1.222 kristaps 1402: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1403: term_word(p, ",");
1.222 kristaps 1404: }
1.1 kristaps 1405: }
1.377 schwarze 1406: if (n->child != NULL &&
1407: (nn = roff_node_next(n)) != NULL &&
1408: nn->tok == MDOC_Fa) {
1409: p->flags |= TERMP_NOSPACE;
1410: term_word(p, ",");
1411: }
1.328 schwarze 1412: return 0;
1.1 kristaps 1413: }
1414:
1415: static int
1416: termp_bd_pre(DECL_ARGS)
1417: {
1.302 schwarze 1418: int offset;
1.1 kristaps 1419:
1.314 schwarze 1420: if (n->type == ROFFT_BLOCK) {
1.151 kristaps 1421: print_bvspace(p, n, n);
1.328 schwarze 1422: return 1;
1.314 schwarze 1423: } else if (n->type == ROFFT_HEAD)
1.328 schwarze 1424: return 0;
1.1 kristaps 1425:
1.288 schwarze 1426: /* Handle the -offset argument. */
1427:
1428: if (n->norm->Bd.offs == NULL ||
1429: ! strcmp(n->norm->Bd.offs, "left"))
1430: /* nothing */;
1431: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.362 schwarze 1432: p->tcol->offset += term_len(p, p->defindent + 1);
1.288 schwarze 1433: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.362 schwarze 1434: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.302 schwarze 1435: else {
1436: offset = a2width(p, n->norm->Bd.offs);
1.362 schwarze 1437: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1438: p->tcol->offset = 0;
1.302 schwarze 1439: else if (offset < SHRT_MAX)
1.362 schwarze 1440: p->tcol->offset += offset;
1.302 schwarze 1441: }
1.85 kristaps 1442:
1.372 schwarze 1443: switch (n->norm->Bd.type) {
1444: case DISP_literal:
1.356 schwarze 1445: term_tab_set(p, NULL);
1446: term_tab_set(p, "T");
1447: term_tab_set(p, "8n");
1.372 schwarze 1448: break;
1449: case DISP_centered:
1450: p->flags |= TERMP_CENTER;
1451: break;
1452: default:
1453: break;
1.356 schwarze 1454: }
1.372 schwarze 1455: return 1;
1.1 kristaps 1456: }
1457:
1458: static void
1459: termp_bd_post(DECL_ARGS)
1460: {
1.314 schwarze 1461: if (n->type != ROFFT_BODY)
1.1 kristaps 1462: return;
1.372 schwarze 1463: if (n->norm->Bd.type == DISP_unfilled ||
1464: n->norm->Bd.type == DISP_literal)
1.361 schwarze 1465: p->flags |= TERMP_BRNEVER;
1.60 kristaps 1466: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1467: term_newln(p);
1.361 schwarze 1468: p->flags &= ~TERMP_BRNEVER;
1.372 schwarze 1469: if (n->norm->Bd.type == DISP_centered)
1470: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1471: }
1472:
1473: static int
1.26 kristaps 1474: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1475: {
1.339 schwarze 1476: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1477: p->flags |= TERMP_PREKEEP;
1478: return 1;
1479: }
1.1 kristaps 1480:
1.339 schwarze 1481: static void
1482: termp_xx_post(DECL_ARGS)
1483: {
1484: if (n->aux == 0)
1485: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1486: }
1487:
1488: static void
1489: termp_pf_post(DECL_ARGS)
1490: {
1.377 schwarze 1491: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.298 schwarze 1492: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1493: }
1494:
1495: static int
1496: termp_ss_pre(DECL_ARGS)
1497: {
1.86 kristaps 1498: switch (n->type) {
1.314 schwarze 1499: case ROFFT_BLOCK:
1.377 schwarze 1500: if (roff_node_prev(n) == NULL)
1501: term_newln(p);
1502: else
1.1 kristaps 1503: term_vspace(p);
1504: break;
1.314 schwarze 1505: case ROFFT_HEAD:
1.362 schwarze 1506: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.379 ! schwarze 1507: return termp_bold_pre(p, pair, meta, n);
1.314 schwarze 1508: case ROFFT_BODY:
1.362 schwarze 1509: p->tcol->offset = term_len(p, p->defindent);
1.356 schwarze 1510: term_tab_set(p, NULL);
1511: term_tab_set(p, "T");
1512: term_tab_set(p, ".5i");
1.274 schwarze 1513: break;
1.1 kristaps 1514: default:
1515: break;
1516: }
1.328 schwarze 1517: return 1;
1.1 kristaps 1518: }
1519:
1520: static void
1521: termp_ss_post(DECL_ARGS)
1522: {
1.314 schwarze 1523: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1524: term_newln(p);
1525: }
1526:
1527: static int
1528: termp_in_pre(DECL_ARGS)
1529: {
1.143 kristaps 1530: synopsis_pre(p, n);
1.379 ! schwarze 1531: if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) {
1.138 kristaps 1532: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1533: term_word(p, "#include");
1.138 kristaps 1534: term_word(p, "<");
1535: } else {
1536: term_word(p, "<");
1537: term_fontpush(p, TERMFONT_UNDER);
1538: }
1.1 kristaps 1539: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1540: return 1;
1.1 kristaps 1541: }
1542:
1543: static void
1544: termp_in_post(DECL_ARGS)
1545: {
1.379 ! schwarze 1546: if (n->flags & NODE_SYNPRETTY)
1.138 kristaps 1547: term_fontpush(p, TERMFONT_BOLD);
1.79 kristaps 1548: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1549: term_word(p, ">");
1.379 ! schwarze 1550: if (n->flags & NODE_SYNPRETTY)
1.138 kristaps 1551: term_fontpop(p);
1.1 kristaps 1552: }
1553:
1554: static int
1.355 schwarze 1555: termp_pp_pre(DECL_ARGS)
1.45 kristaps 1556: {
1.355 schwarze 1557: term_vspace(p);
1.328 schwarze 1558: return 0;
1.45 kristaps 1559: }
1560:
1561: static int
1.294 schwarze 1562: termp_skip_pre(DECL_ARGS)
1.268 schwarze 1563: {
1.328 schwarze 1564: return 0;
1.268 schwarze 1565: }
1566:
1567: static int
1.188 kristaps 1568: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1569: {
1.314 schwarze 1570: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.328 schwarze 1571: return 1;
1.1 kristaps 1572:
1.188 kristaps 1573: switch (n->tok) {
1.264 schwarze 1574: case MDOC_Ao:
1575: case MDOC_Aq:
1.331 schwarze 1576: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1577: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.188 kristaps 1578: break;
1.264 schwarze 1579: case MDOC_Bro:
1580: case MDOC_Brq:
1.188 kristaps 1581: term_word(p, "{");
1582: break;
1.264 schwarze 1583: case MDOC_Oo:
1584: case MDOC_Op:
1585: case MDOC_Bo:
1586: case MDOC_Bq:
1.188 kristaps 1587: term_word(p, "[");
1588: break;
1.346 schwarze 1589: case MDOC__T:
1590: /* FALLTHROUGH */
1.264 schwarze 1591: case MDOC_Do:
1592: case MDOC_Dq:
1.366 schwarze 1593: term_word(p, "\\(lq");
1.188 kristaps 1594: break;
1.268 schwarze 1595: case MDOC_En:
1596: if (NULL == n->norm->Es ||
1597: NULL == n->norm->Es->child)
1.328 schwarze 1598: return 1;
1.268 schwarze 1599: term_word(p, n->norm->Es->child->string);
1600: break;
1.264 schwarze 1601: case MDOC_Po:
1602: case MDOC_Pq:
1.188 kristaps 1603: term_word(p, "(");
1604: break;
1.264 schwarze 1605: case MDOC_Qo:
1606: case MDOC_Qq:
1.188 kristaps 1607: term_word(p, "\"");
1608: break;
1.264 schwarze 1609: case MDOC_Ql:
1610: case MDOC_So:
1611: case MDOC_Sq:
1.249 schwarze 1612: term_word(p, "\\(oq");
1.188 kristaps 1613: break;
1614: default:
1615: abort();
1616: }
1.1 kristaps 1617:
1618: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1619: return 1;
1.1 kristaps 1620: }
1621:
1622: static void
1.188 kristaps 1623: termp_quote_post(DECL_ARGS)
1.1 kristaps 1624: {
1625:
1.314 schwarze 1626: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1627: return;
1628:
1.306 schwarze 1629: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1630:
1.188 kristaps 1631: switch (n->tok) {
1.264 schwarze 1632: case MDOC_Ao:
1633: case MDOC_Aq:
1.331 schwarze 1634: term_word(p, n->child != NULL && n->child->next == NULL &&
1.303 schwarze 1635: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.188 kristaps 1636: break;
1.264 schwarze 1637: case MDOC_Bro:
1638: case MDOC_Brq:
1.188 kristaps 1639: term_word(p, "}");
1640: break;
1.264 schwarze 1641: case MDOC_Oo:
1642: case MDOC_Op:
1643: case MDOC_Bo:
1644: case MDOC_Bq:
1.188 kristaps 1645: term_word(p, "]");
1646: break;
1.346 schwarze 1647: case MDOC__T:
1648: /* FALLTHROUGH */
1.264 schwarze 1649: case MDOC_Do:
1650: case MDOC_Dq:
1.366 schwarze 1651: term_word(p, "\\(rq");
1.268 schwarze 1652: break;
1653: case MDOC_En:
1.306 schwarze 1654: if (n->norm->Es == NULL ||
1655: n->norm->Es->child == NULL ||
1656: n->norm->Es->child->next == NULL)
1657: p->flags &= ~TERMP_NOSPACE;
1658: else
1.268 schwarze 1659: term_word(p, n->norm->Es->child->next->string);
1.188 kristaps 1660: break;
1.264 schwarze 1661: case MDOC_Po:
1662: case MDOC_Pq:
1.188 kristaps 1663: term_word(p, ")");
1664: break;
1.264 schwarze 1665: case MDOC_Qo:
1666: case MDOC_Qq:
1.188 kristaps 1667: term_word(p, "\"");
1668: break;
1.264 schwarze 1669: case MDOC_Ql:
1670: case MDOC_So:
1671: case MDOC_Sq:
1.249 schwarze 1672: term_word(p, "\\(cq");
1.188 kristaps 1673: break;
1674: default:
1675: abort();
1676: }
1.306 schwarze 1677: }
1678:
1679: static int
1680: termp_eo_pre(DECL_ARGS)
1681: {
1682:
1.314 schwarze 1683: if (n->type != ROFFT_BODY)
1.328 schwarze 1684: return 1;
1.306 schwarze 1685:
1686: if (n->end == ENDBODY_NOT &&
1687: n->parent->head->child == NULL &&
1688: n->child != NULL &&
1689: n->child->end != ENDBODY_NOT)
1690: term_word(p, "\\&");
1691: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.309 schwarze 1692: n->parent->head->child != NULL && (n->child != NULL ||
1693: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.306 schwarze 1694: p->flags |= TERMP_NOSPACE;
1695:
1.328 schwarze 1696: return 1;
1.306 schwarze 1697: }
1698:
1699: static void
1700: termp_eo_post(DECL_ARGS)
1701: {
1702: int body, tail;
1703:
1.314 schwarze 1704: if (n->type != ROFFT_BODY)
1.306 schwarze 1705: return;
1706:
1707: if (n->end != ENDBODY_NOT) {
1708: p->flags &= ~TERMP_NOSPACE;
1709: return;
1710: }
1711:
1712: body = n->child != NULL || n->parent->head->child != NULL;
1713: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1714:
1715: if (body && tail)
1716: p->flags |= TERMP_NOSPACE;
1717: else if ( ! (body || tail))
1718: term_word(p, "\\&");
1719: else if ( ! tail)
1720: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1721: }
1722:
1723: static int
1724: termp_fo_pre(DECL_ARGS)
1725: {
1.379 ! schwarze 1726: size_t rmargin;
1.256 schwarze 1727:
1.379 ! schwarze 1728: switch (n->type) {
! 1729: case ROFFT_BLOCK:
1.143 kristaps 1730: synopsis_pre(p, n);
1.328 schwarze 1731: return 1;
1.379 ! schwarze 1732: case ROFFT_BODY:
! 1733: rmargin = p->tcol->rmargin;
! 1734: if (n->flags & NODE_SYNPRETTY) {
1.362 schwarze 1735: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263 schwarze 1736: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1737: TERMP_HANG;
1.256 schwarze 1738: }
1.33 kristaps 1739: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1740: term_word(p, "(");
1.222 kristaps 1741: p->flags |= TERMP_NOSPACE;
1.379 ! schwarze 1742: if (n->flags & NODE_SYNPRETTY) {
1.256 schwarze 1743: term_flushln(p);
1.263 schwarze 1744: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1745: TERMP_HANG);
1.360 schwarze 1746: p->flags |= TERMP_NOPAD;
1.362 schwarze 1747: p->tcol->offset = p->tcol->rmargin;
1748: p->tcol->rmargin = rmargin;
1.256 schwarze 1749: }
1.328 schwarze 1750: return 1;
1.379 ! schwarze 1751: default:
! 1752: return termp_bold_pre(p, pair, meta, n);
1.256 schwarze 1753: }
1.1 kristaps 1754: }
1755:
1756: static void
1757: termp_fo_post(DECL_ARGS)
1758: {
1.314 schwarze 1759: if (n->type != ROFFT_BODY)
1.143 kristaps 1760: return;
1761:
1.222 kristaps 1762: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1763: term_word(p, ")");
1764:
1.379 ! schwarze 1765: if (n->flags & NODE_SYNPRETTY) {
1.222 kristaps 1766: p->flags |= TERMP_NOSPACE;
1.143 kristaps 1767: term_word(p, ";");
1.256 schwarze 1768: term_flushln(p);
1.222 kristaps 1769: }
1.1 kristaps 1770: }
1771:
1772: static int
1773: termp_bf_pre(DECL_ARGS)
1774: {
1.379 ! schwarze 1775: switch (n->type) {
! 1776: case ROFFT_HEAD:
1.328 schwarze 1777: return 0;
1.379 ! schwarze 1778: case ROFFT_BODY:
! 1779: break;
! 1780: default:
1.328 schwarze 1781: return 1;
1.379 ! schwarze 1782: }
! 1783: switch (n->norm->Bf.font) {
! 1784: case FONT_Em:
! 1785: return termp_under_pre(p, pair, meta, n);
! 1786: case FONT_Sy:
! 1787: return termp_bold_pre(p, pair, meta, n);
! 1788: default:
! 1789: return termp_li_pre(p, pair, meta, n);
! 1790: }
1.1 kristaps 1791: }
1792:
1793: static int
1794: termp_sm_pre(DECL_ARGS)
1795: {
1.379 ! schwarze 1796: if (n->child == NULL)
1.269 schwarze 1797: p->flags ^= TERMP_NONOSPACE;
1.379 ! schwarze 1798: else if (strcmp(n->child->string, "on") == 0)
1.1 kristaps 1799: p->flags &= ~TERMP_NONOSPACE;
1.269 schwarze 1800: else
1.1 kristaps 1801: p->flags |= TERMP_NONOSPACE;
1.269 schwarze 1802:
1803: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1804: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1805:
1.328 schwarze 1806: return 0;
1.1 kristaps 1807: }
1808:
1809: static int
1810: termp_ap_pre(DECL_ARGS)
1811: {
1812: p->flags |= TERMP_NOSPACE;
1.188 kristaps 1813: term_word(p, "'");
1.1 kristaps 1814: p->flags |= TERMP_NOSPACE;
1.328 schwarze 1815: return 1;
1.1 kristaps 1816: }
1817:
1818: static void
1819: termp____post(DECL_ARGS)
1820: {
1.377 schwarze 1821: struct roff_node *nn;
1.184 kristaps 1822:
1823: /*
1824: * Handle lists of authors. In general, print each followed by
1825: * a comma. Don't print the comma if there are only two
1826: * authors.
1827: */
1.377 schwarze 1828: if (n->tok == MDOC__A &&
1829: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
1830: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
1831: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
1832: return;
1.1 kristaps 1833:
1.95 kristaps 1834: /* TODO: %U. */
1835:
1.377 schwarze 1836: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.187 kristaps 1837: return;
1838:
1.222 kristaps 1839: p->flags |= TERMP_NOSPACE;
1.377 schwarze 1840: if (roff_node_next(n) == NULL) {
1.186 kristaps 1841: term_word(p, ".");
1842: p->flags |= TERMP_SENTENCE;
1843: } else
1844: term_word(p, ",");
1.1 kristaps 1845: }
1846:
1847: static int
1.102 kristaps 1848: termp_li_pre(DECL_ARGS)
1849: {
1850: term_fontpush(p, TERMFONT_NONE);
1.328 schwarze 1851: return 1;
1.102 kristaps 1852: }
1853:
1854: static int
1.1 kristaps 1855: termp_lk_pre(DECL_ARGS)
1856: {
1.358 schwarze 1857: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1858:
1.349 schwarze 1859: if ((link = n->child) == NULL)
1.328 schwarze 1860: return 0;
1.181 kristaps 1861:
1.358 schwarze 1862: /* Find beginning of trailing punctuation. */
1863: punct = n->last;
1864: while (punct != link && punct->flags & NODE_DELIMC)
1865: punct = punct->prev;
1866: punct = punct->next;
1867:
1.349 schwarze 1868: /* Link text. */
1.358 schwarze 1869: if ((descr = link->next) != NULL && descr != punct) {
1.240 schwarze 1870: term_fontpush(p, TERMFONT_UNDER);
1.358 schwarze 1871: while (descr != punct) {
1872: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1873: p->flags |= TERMP_NOSPACE;
1.240 schwarze 1874: term_word(p, descr->string);
1875: descr = descr->next;
1876: }
1.347 schwarze 1877: term_fontpop(p);
1.240 schwarze 1878: p->flags |= TERMP_NOSPACE;
1879: term_word(p, ":");
1880: }
1.1 kristaps 1881:
1.349 schwarze 1882: /* Link target. */
1.102 kristaps 1883: term_fontpush(p, TERMFONT_BOLD);
1.240 schwarze 1884: term_word(p, link->string);
1.102 kristaps 1885: term_fontpop(p);
1.348 schwarze 1886:
1.349 schwarze 1887: /* Trailing punctuation. */
1.358 schwarze 1888: while (punct != NULL) {
1.349 schwarze 1889: p->flags |= TERMP_NOSPACE;
1.358 schwarze 1890: term_word(p, punct->string);
1891: punct = punct->next;
1.349 schwarze 1892: }
1.328 schwarze 1893: return 0;
1.1 kristaps 1894: }
1895:
1.159 schwarze 1896: static int
1897: termp_bk_pre(DECL_ARGS)
1898: {
1.161 schwarze 1899: switch (n->type) {
1.314 schwarze 1900: case ROFFT_BLOCK:
1.166 kristaps 1901: break;
1.314 schwarze 1902: case ROFFT_HEAD:
1.328 schwarze 1903: return 0;
1.314 schwarze 1904: case ROFFT_BODY:
1.331 schwarze 1905: if (n->parent->args != NULL || n->prev->child == NULL)
1.200 schwarze 1906: p->flags |= TERMP_PREKEEP;
1.166 kristaps 1907: break;
1.161 schwarze 1908: default:
1909: abort();
1910: }
1.328 schwarze 1911: return 1;
1.159 schwarze 1912: }
1913:
1914: static void
1915: termp_bk_post(DECL_ARGS)
1916: {
1.314 schwarze 1917: if (n->type == ROFFT_BODY)
1.161 schwarze 1918: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 1919: }
1920:
1.379 ! schwarze 1921: /*
! 1922: * If we are in an `Rs' and there is a journal present,
! 1923: * then quote us instead of underlining us (for disambiguation).
! 1924: */
1.203 kristaps 1925: static void
1926: termp__t_post(DECL_ARGS)
1927: {
1.379 ! schwarze 1928: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264 schwarze 1929: n->parent->norm->Rs.quote_T)
1.245 schwarze 1930: termp_quote_post(p, pair, meta, n);
1931: termp____post(p, pair, meta, n);
1.203 kristaps 1932: }
1933:
1934: static int
1935: termp__t_pre(DECL_ARGS)
1936: {
1.379 ! schwarze 1937: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264 schwarze 1938: n->parent->norm->Rs.quote_T)
1.328 schwarze 1939: return termp_quote_pre(p, pair, meta, n);
1.379 ! schwarze 1940: else
! 1941: return termp_under_pre(p, pair, meta, n);
1.159 schwarze 1942: }
1.1 kristaps 1943:
1944: static int
1.69 kristaps 1945: termp_under_pre(DECL_ARGS)
1.1 kristaps 1946: {
1.334 schwarze 1947: term_fontpush(p, TERMFONT_UNDER);
1.328 schwarze 1948: return 1;
1.369 schwarze 1949: }
1950:
1951: static int
1952: termp_abort_pre(DECL_ARGS)
1953: {
1954: abort();
1.84 kristaps 1955: }
CVSweb