Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.279
1.279 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.278 2020/03/13 00:31:05 schwarze Exp $ */
1.1 kristaps 2: /*
1.278 schwarze 3: * Copyright (c) 2010, 2012-2020 Ingo Schwarze <schwarze@openbsd.org>
1.122 schwarze 4: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.158 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
1.2 schwarze 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: *
1.213 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.2 schwarze 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.213 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.2 schwarze 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.
1.278 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: */
22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.201 schwarze 26: #include <limits.h>
1.77 schwarze 27: #include <stdint.h>
1.1 kristaps 28: #include <stdio.h>
29: #include <stdlib.h>
30: #include <string.h>
31:
1.213 schwarze 32: #include "mandoc_aux.h"
33: #include "roff.h"
34: #include "mdoc.h"
1.61 schwarze 35: #include "out.h"
1.1 kristaps 36: #include "term.h"
1.278 schwarze 37: #include "term_tag.h"
1.61 schwarze 38: #include "main.h"
1.54 schwarze 39:
1.1 kristaps 40: struct termpair {
41: struct termpair *ppair;
1.27 schwarze 42: int count;
1.1 kristaps 43: };
44:
1.29 schwarze 45: #define DECL_ARGS struct termp *p, \
46: struct termpair *pair, \
1.215 schwarze 47: const struct roff_meta *meta, \
1.214 schwarze 48: struct roff_node *n
1.1 kristaps 49:
1.267 schwarze 50: struct mdoc_term_act {
1.1 kristaps 51: int (*pre)(DECL_ARGS);
52: void (*post)(DECL_ARGS);
53: };
1.29 schwarze 54:
1.201 schwarze 55: static int a2width(const struct termp *, const char *);
1.62 schwarze 56:
57: static void print_bvspace(struct termp *,
1.276 schwarze 58: struct roff_node *, struct roff_node *);
1.166 schwarze 59: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 60: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 61: static void print_mdoc_head(struct termp *, const struct roff_meta *);
62: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.276 schwarze 63: static void synopsis_pre(struct termp *, struct roff_node *);
1.62 schwarze 64:
1.29 schwarze 65: static void termp____post(DECL_ARGS);
1.120 schwarze 66: static void termp__t_post(DECL_ARGS);
1.29 schwarze 67: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 68: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 69: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 70: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 71: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 72: static void termp_fo_post(DECL_ARGS);
73: static void termp_in_post(DECL_ARGS);
74: static void termp_it_post(DECL_ARGS);
75: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 76: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 77: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 78: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 79: static void termp_sh_post(DECL_ARGS);
80: static void termp_ss_post(DECL_ARGS);
1.238 schwarze 81: static void termp_xx_post(DECL_ARGS);
1.29 schwarze 82:
1.104 schwarze 83: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 84: static int termp__t_pre(DECL_ARGS);
1.268 schwarze 85: static int termp_abort_pre(DECL_ARGS);
1.49 schwarze 86: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 87: static int termp_ap_pre(DECL_ARGS);
88: static int termp_bd_pre(DECL_ARGS);
89: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 90: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 91: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 92: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 93: static int termp_d1_pre(DECL_ARGS);
1.205 schwarze 94: static int termp_eo_pre(DECL_ARGS);
1.29 schwarze 95: static int termp_ex_pre(DECL_ARGS);
96: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 97: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 98: static int termp_fl_pre(DECL_ARGS);
99: static int termp_fn_pre(DECL_ARGS);
100: static int termp_fo_pre(DECL_ARGS);
101: static int termp_ft_pre(DECL_ARGS);
102: static int termp_in_pre(DECL_ARGS);
103: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 104: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 105: static int termp_lk_pre(DECL_ARGS);
106: static int termp_nd_pre(DECL_ARGS);
107: static int termp_nm_pre(DECL_ARGS);
108: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 109: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 110: static int termp_rs_pre(DECL_ARGS);
111: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 112: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_sm_pre(DECL_ARGS);
1.254 schwarze 114: static int termp_pp_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 116: static int termp_under_pre(DECL_ARGS);
1.69 schwarze 117: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 118: static int termp_xr_pre(DECL_ARGS);
119: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 120:
1.267 schwarze 121: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 122: { NULL, NULL }, /* Dd */
123: { NULL, NULL }, /* Dt */
124: { NULL, NULL }, /* Os */
125: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 126: { termp_ss_pre, termp_ss_post }, /* Ss */
1.254 schwarze 127: { termp_pp_pre, NULL }, /* Pp */
1.143 schwarze 128: { termp_d1_pre, termp_bl_post }, /* D1 */
129: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 130: { termp_bd_pre, termp_bd_post }, /* Bd */
131: { NULL, NULL }, /* Ed */
1.73 schwarze 132: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 133: { NULL, NULL }, /* El */
134: { termp_it_pre, termp_it_post }, /* It */
1.166 schwarze 135: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 136: { termp_an_pre, NULL }, /* An */
1.249 schwarze 137: { termp_ap_pre, NULL }, /* Ap */
1.54 schwarze 138: { termp_under_pre, NULL }, /* Ar */
1.278 schwarze 139: { termp_fd_pre, NULL }, /* Cd */
1.54 schwarze 140: { termp_bold_pre, NULL }, /* Cm */
1.224 schwarze 141: { termp_li_pre, NULL }, /* Dv */
1.278 schwarze 142: { NULL, NULL }, /* Er */
143: { NULL, NULL }, /* Ev */
1.1 kristaps 144: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 145: { termp_fa_pre, NULL }, /* Fa */
146: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 147: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 148: { termp_fn_pre, NULL }, /* Fn */
149: { termp_ft_pre, NULL }, /* Ft */
150: { termp_bold_pre, NULL }, /* Ic */
151: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 152: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 153: { termp_nd_pre, NULL }, /* Nd */
154: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 155: { termp_quote_pre, termp_quote_post }, /* Op */
1.268 schwarze 156: { termp_abort_pre, NULL }, /* Ot */
1.54 schwarze 157: { termp_under_pre, NULL }, /* Pa */
1.240 schwarze 158: { termp_ex_pre, NULL }, /* Rv */
1.166 schwarze 159: { NULL, NULL }, /* St */
1.54 schwarze 160: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 161: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 162: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 163: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 164: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 165: { NULL, termp____post }, /* %D */
1.58 schwarze 166: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 167: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 168: { NULL, termp____post }, /* %N */
169: { NULL, termp____post }, /* %O */
170: { NULL, termp____post }, /* %P */
171: { NULL, termp____post }, /* %R */
1.120 schwarze 172: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 173: { NULL, termp____post }, /* %V */
174: { NULL, NULL }, /* Ac */
1.107 schwarze 175: { termp_quote_pre, termp_quote_post }, /* Ao */
176: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 177: { NULL, NULL }, /* At */
1.1 kristaps 178: { NULL, NULL }, /* Bc */
1.166 schwarze 179: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 180: { termp_quote_pre, termp_quote_post }, /* Bo */
181: { termp_quote_pre, termp_quote_post }, /* Bq */
1.238 schwarze 182: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.239 schwarze 183: { NULL, NULL }, /* Bx */
1.193 schwarze 184: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 185: { NULL, NULL }, /* Dc */
1.107 schwarze 186: { termp_quote_pre, termp_quote_post }, /* Do */
187: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 188: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 189: { NULL, NULL }, /* Ef */
1.278 schwarze 190: { termp_under_pre, NULL }, /* Em */
1.205 schwarze 191: { termp_eo_pre, termp_eo_post }, /* Eo */
1.238 schwarze 192: { termp_xx_pre, termp_xx_post }, /* Fx */
1.98 schwarze 193: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 194: { termp_li_pre, NULL }, /* No */
1.1 kristaps 195: { termp_ns_pre, NULL }, /* Ns */
1.238 schwarze 196: { termp_xx_pre, termp_xx_post }, /* Nx */
197: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 198: { NULL, NULL }, /* Pc */
1.156 schwarze 199: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 200: { termp_quote_pre, termp_quote_post }, /* Po */
201: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 202: { NULL, NULL }, /* Qc */
1.107 schwarze 203: { termp_quote_pre, termp_quote_post }, /* Ql */
204: { termp_quote_pre, termp_quote_post }, /* Qo */
205: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 206: { NULL, NULL }, /* Re */
207: { termp_rs_pre, NULL }, /* Rs */
208: { NULL, NULL }, /* Sc */
1.107 schwarze 209: { termp_quote_pre, termp_quote_post }, /* So */
210: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 211: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 212: { termp_under_pre, NULL }, /* Sx */
1.278 schwarze 213: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 214: { NULL, NULL }, /* Tn */
1.238 schwarze 215: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 216: { NULL, NULL }, /* Xc */
217: { NULL, NULL }, /* Xo */
1.166 schwarze 218: { termp_fo_pre, termp_fo_post }, /* Fo */
219: { NULL, NULL }, /* Fc */
1.107 schwarze 220: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 221: { NULL, NULL }, /* Oc */
1.90 schwarze 222: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 223: { NULL, NULL }, /* Ek */
1.240 schwarze 224: { NULL, NULL }, /* Bt */
1.1 kristaps 225: { NULL, NULL }, /* Hf */
1.170 schwarze 226: { termp_under_pre, NULL }, /* Fr */
1.240 schwarze 227: { NULL, NULL }, /* Ud */
1.32 schwarze 228: { NULL, termp_lb_post }, /* Lb */
1.268 schwarze 229: { termp_abort_pre, NULL }, /* Lp */
1.166 schwarze 230: { termp_lk_pre, NULL }, /* Lk */
231: { termp_under_pre, NULL }, /* Mt */
232: { termp_quote_pre, termp_quote_post }, /* Brq */
233: { termp_quote_pre, termp_quote_post }, /* Bro */
234: { NULL, NULL }, /* Brc */
235: { NULL, termp____post }, /* %C */
1.193 schwarze 236: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 237: { termp_quote_pre, termp_quote_post }, /* En */
1.238 schwarze 238: { termp_xx_pre, termp_xx_post }, /* Dx */
1.166 schwarze 239: { NULL, termp____post }, /* %Q */
240: { NULL, termp____post }, /* %U */
241: { NULL, NULL }, /* Ta */
1.277 schwarze 242: { termp_skip_pre, NULL }, /* Tg */
1.1 kristaps 243: };
244:
1.249 schwarze 245:
1.55 schwarze 246: void
1.270 schwarze 247: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 248: {
1.273 schwarze 249: struct roff_node *n, *nn;
1.61 schwarze 250: struct termp *p;
1.241 schwarze 251: size_t save_defindent;
1.61 schwarze 252:
253: p = (struct termp *)arg;
1.261 schwarze 254: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.255 schwarze 255: term_tab_set(p, NULL);
256: term_tab_set(p, "T");
257: term_tab_set(p, ".5i");
1.55 schwarze 258:
1.218 schwarze 259: n = mdoc->first->child;
1.180 schwarze 260: if (p->synopsisonly) {
1.273 schwarze 261: for (nn = NULL; n != NULL; n = n->next) {
262: if (n->tok != MDOC_Sh)
263: continue;
264: if (n->sec == SEC_SYNOPSIS)
1.180 schwarze 265: break;
1.273 schwarze 266: if (nn == NULL && n->sec == SEC_NAME)
267: nn = n;
1.180 schwarze 268: }
1.273 schwarze 269: if (n == NULL)
270: n = nn;
271: p->flags |= TERMP_NOSPACE;
272: if (n != NULL && (n = n->child->next->child) != NULL)
273: print_mdoc_nodelist(p, NULL, mdoc, n);
274: term_newln(p);
1.180 schwarze 275: } else {
1.241 schwarze 276: save_defindent = p->defindent;
1.180 schwarze 277: if (p->defindent == 0)
278: p->defindent = 5;
1.270 schwarze 279: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.266 schwarze 280: while (n != NULL &&
281: (n->type == ROFFT_COMMENT ||
282: n->flags & NODE_NOPRT))
1.236 schwarze 283: n = n->next;
1.180 schwarze 284: if (n != NULL) {
285: if (n->tok != MDOC_Sh)
286: term_vspace(p);
1.270 schwarze 287: print_mdoc_nodelist(p, NULL, mdoc, n);
1.180 schwarze 288: }
289: term_end(p);
1.241 schwarze 290: p->defindent = save_defindent;
1.173 schwarze 291: }
1.1 kristaps 292: }
293:
294: static void
1.65 schwarze 295: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 296: {
1.203 schwarze 297: while (n != NULL) {
298: print_mdoc_node(p, pair, meta, n);
299: n = n->next;
300: }
1.1 kristaps 301: }
302:
303: static void
1.65 schwarze 304: print_mdoc_node(DECL_ARGS)
1.1 kristaps 305: {
1.267 schwarze 306: const struct mdoc_term_act *act;
1.1 kristaps 307: struct termpair npair;
1.28 schwarze 308: size_t offset, rmargin;
1.267 schwarze 309: int chld;
1.1 kristaps 310:
1.271 schwarze 311: /*
312: * In no-fill mode, break the output line at the beginning
313: * of new input lines except after \c, and nowhere else.
314: */
315:
316: if (n->flags & NODE_NOFILL) {
317: if (n->flags & NODE_LINE &&
318: (p->flags & TERMP_NONEWLINE) == 0)
319: term_newln(p);
320: p->flags |= TERMP_BRNEVER;
321: } else
322: p->flags &= ~TERMP_BRNEVER;
323:
1.266 schwarze 324: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.236 schwarze 325: return;
326:
1.54 schwarze 327: chld = 1;
1.261 schwarze 328: offset = p->tcol->offset;
329: rmargin = p->tcol->rmargin;
1.237 schwarze 330: n->flags &= ~NODE_ENDED;
1.204 schwarze 331: n->prev_font = p->fonti;
1.1 kristaps 332:
1.63 schwarze 333: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 334: npair.ppair = pair;
1.65 schwarze 335:
1.279 ! schwarze 336: if (n->flags & NODE_ID && n->tok != MDOC_Pp &&
! 337: (n->tok != MDOC_It || n->type != ROFFT_BLOCK))
1.278 schwarze 338: term_tag_write(n, p->line);
1.277 schwarze 339:
1.95 schwarze 340: /*
341: * Keeps only work until the end of a line. If a keep was
342: * invoked in a prior line, revert it to PREKEEP.
343: */
344:
1.237 schwarze 345: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.206 schwarze 346: p->flags &= ~TERMP_KEEP;
347: p->flags |= TERMP_PREKEEP;
1.95 schwarze 348: }
1.116 schwarze 349:
350: /*
1.128 schwarze 351: * After the keep flags have been set up, we may now
352: * produce output. Note that some pre-handlers do so.
353: */
354:
1.272 schwarze 355: act = NULL;
1.128 schwarze 356: switch (n->type) {
1.213 schwarze 357: case ROFFT_TEXT:
1.271 schwarze 358: if (n->flags & NODE_LINE) {
359: switch (*n->string) {
360: case '\0':
361: if (p->flags & TERMP_NONEWLINE)
362: term_newln(p);
363: else
364: term_vspace(p);
365: return;
366: case ' ':
367: if ((p->flags & TERMP_NONEWLINE) == 0)
368: term_newln(p);
369: break;
370: default:
371: break;
372: }
373: }
1.237 schwarze 374: if (NODE_DELIMC & n->flags)
1.132 schwarze 375: p->flags |= TERMP_NOSPACE;
1.128 schwarze 376: term_word(p, n->string);
1.237 schwarze 377: if (NODE_DELIMO & n->flags)
1.132 schwarze 378: p->flags |= TERMP_NOSPACE;
1.128 schwarze 379: break;
1.213 schwarze 380: case ROFFT_EQN:
1.237 schwarze 381: if ( ! (n->flags & NODE_LINE))
1.183 schwarze 382: p->flags |= TERMP_NOSPACE;
1.135 schwarze 383: term_eqn(p, n->eqn);
1.237 schwarze 384: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.184 schwarze 385: p->flags |= TERMP_NOSPACE;
1.131 schwarze 386: break;
1.213 schwarze 387: case ROFFT_TBL:
1.212 schwarze 388: if (p->tbl.cols == NULL)
389: term_newln(p);
1.128 schwarze 390: term_tbl(p, n->span);
391: break;
392: default:
1.250 schwarze 393: if (n->tok < ROFF_MAX) {
1.251 schwarze 394: roff_term_pre(p, n);
1.253 schwarze 395: return;
1.250 schwarze 396: }
397: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.267 schwarze 398: act = mdoc_term_acts + (n->tok - MDOC_Dd);
399: if (act->pre != NULL &&
1.230 schwarze 400: (n->end == ENDBODY_NOT || n->child != NULL))
1.267 schwarze 401: chld = (*act->pre)(p, &npair, meta, n);
1.128 schwarze 402: break;
403: }
1.95 schwarze 404:
1.60 schwarze 405: if (chld && n->child)
1.147 schwarze 406: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 407:
1.146 schwarze 408: term_fontpopq(p,
1.209 schwarze 409: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 410:
1.122 schwarze 411: switch (n->type) {
1.213 schwarze 412: case ROFFT_TEXT:
1.122 schwarze 413: break;
1.213 schwarze 414: case ROFFT_TBL:
1.131 schwarze 415: break;
1.213 schwarze 416: case ROFFT_EQN:
1.122 schwarze 417: break;
418: default:
1.267 schwarze 419: if (act->post == NULL || n->flags & NODE_ENDED)
1.122 schwarze 420: break;
1.267 schwarze 421: (void)(*act->post)(p, &npair, meta, n);
1.93 schwarze 422:
423: /*
424: * Explicit end tokens not only call the post
425: * handler, but also tell the respective block
426: * that it must not call the post handler again.
427: */
1.95 schwarze 428: if (ENDBODY_NOT != n->end)
1.237 schwarze 429: n->body->flags |= NODE_ENDED;
1.122 schwarze 430: break;
1.93 schwarze 431: }
1.28 schwarze 432:
1.237 schwarze 433: if (NODE_EOS & n->flags)
1.78 schwarze 434: p->flags |= TERMP_SENTENCE;
435:
1.258 schwarze 436: if (n->type != ROFFT_TEXT)
1.261 schwarze 437: p->tcol->offset = offset;
438: p->tcol->rmargin = rmargin;
1.1 kristaps 439: }
440:
441: static void
1.215 schwarze 442: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 443: {
1.191 schwarze 444: size_t sz;
1.87 schwarze 445:
1.65 schwarze 446: term_fontrepl(p, TERMFONT_NONE);
447:
1.166 schwarze 448: /*
1.7 schwarze 449: * Output the footer in new-groff style, that is, three columns
450: * with the middle being the manual date and flanking columns
451: * being the operating system:
452: *
453: * SYSTEM DATE SYSTEM
454: */
455:
1.1 kristaps 456: term_vspace(p);
457:
1.261 schwarze 458: p->tcol->offset = 0;
1.191 schwarze 459: sz = term_strlen(p, meta->date);
1.261 schwarze 460: p->tcol->rmargin = p->maxrmargin > sz ?
1.191 schwarze 461: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 462: p->trailspace = 1;
1.1 kristaps 463: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
464:
1.147 schwarze 465: term_word(p, meta->os);
1.1 kristaps 466: term_flushln(p);
467:
1.261 schwarze 468: p->tcol->offset = p->tcol->rmargin;
1.191 schwarze 469: sz = term_strlen(p, meta->os);
1.261 schwarze 470: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 471: p->flags |= TERMP_NOSPACE;
1.7 schwarze 472:
1.147 schwarze 473: term_word(p, meta->date);
1.7 schwarze 474: term_flushln(p);
475:
1.261 schwarze 476: p->tcol->offset = p->tcol->rmargin;
477: p->tcol->rmargin = p->maxrmargin;
1.152 schwarze 478: p->trailspace = 0;
1.1 kristaps 479: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 480: p->flags |= TERMP_NOSPACE;
1.1 kristaps 481:
1.147 schwarze 482: term_word(p, meta->os);
1.1 kristaps 483: term_flushln(p);
1.7 schwarze 484:
1.261 schwarze 485: p->tcol->offset = 0;
486: p->tcol->rmargin = p->maxrmargin;
1.7 schwarze 487: p->flags = 0;
1.1 kristaps 488: }
489:
490: static void
1.215 schwarze 491: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 492: {
1.169 schwarze 493: char *volume, *title;
494: size_t vollen, titlen;
1.1 kristaps 495:
496: /*
497: * The header is strange. It has three components, which are
498: * really two with the first duplicated. It goes like this:
499: *
500: * IDENTIFIER TITLE IDENTIFIER
501: *
502: * The IDENTIFIER is NAME(SECTION), which is the command-name
503: * (if given, or "unknown" if not) followed by the manual page
504: * section. These are given in `Dt'. The TITLE is a free-form
505: * string depending on the manual volume. If not specified, it
506: * switches on the manual section.
507: */
1.137 schwarze 508:
1.147 schwarze 509: assert(meta->vol);
1.169 schwarze 510: if (NULL == meta->arch)
511: volume = mandoc_strdup(meta->vol);
512: else
513: mandoc_asprintf(&volume, "%s (%s)",
514: meta->vol, meta->arch);
515: vollen = term_strlen(p, volume);
1.1 kristaps 516:
1.177 schwarze 517: if (NULL == meta->msec)
518: title = mandoc_strdup(meta->title);
519: else
520: mandoc_asprintf(&title, "%s(%s)",
521: meta->title, meta->msec);
1.137 schwarze 522: titlen = term_strlen(p, title);
1.1 kristaps 523:
1.137 schwarze 524: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 525: p->trailspace = 1;
1.261 schwarze 526: p->tcol->offset = 0;
527: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.169 schwarze 528: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 529: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 530:
531: term_word(p, title);
532: term_flushln(p);
533:
1.137 schwarze 534: p->flags |= TERMP_NOSPACE;
1.261 schwarze 535: p->tcol->offset = p->tcol->rmargin;
536: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
537: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 538:
1.169 schwarze 539: term_word(p, volume);
1.1 kristaps 540: term_flushln(p);
541:
542: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 543: p->trailspace = 0;
1.261 schwarze 544: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.137 schwarze 545: p->flags |= TERMP_NOSPACE;
1.261 schwarze 546: p->tcol->offset = p->tcol->rmargin;
547: p->tcol->rmargin = p->maxrmargin;
1.137 schwarze 548: term_word(p, title);
549: term_flushln(p);
550: }
1.1 kristaps 551:
1.137 schwarze 552: p->flags &= ~TERMP_NOSPACE;
1.261 schwarze 553: p->tcol->offset = 0;
554: p->tcol->rmargin = p->maxrmargin;
1.168 schwarze 555: free(title);
1.169 schwarze 556: free(volume);
1.1 kristaps 557: }
558:
1.201 schwarze 559: static int
1.89 schwarze 560: a2width(const struct termp *p, const char *v)
1.61 schwarze 561: {
562: struct roffsu su;
1.262 schwarze 563: const char *end;
1.1 kristaps 564:
1.262 schwarze 565: end = a2roffsu(v, &su, SCALE_MAX);
566: if (end == NULL || *end != '\0') {
1.89 schwarze 567: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 568: su.scale /= term_strlen(p, "0");
1.201 schwarze 569: }
1.263 schwarze 570: return term_hen(p, &su);
1.1 kristaps 571: }
572:
1.68 schwarze 573: /*
574: * Determine how much space to print out before block elements of `It'
575: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
576: * too.
577: */
1.45 schwarze 578: static void
1.276 schwarze 579: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 580: {
1.276 schwarze 581: struct roff_node *nn;
1.1 kristaps 582:
583: term_newln(p);
1.88 schwarze 584:
1.276 schwarze 585: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
586: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.45 schwarze 587: return;
588:
1.60 schwarze 589: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 590:
1.188 schwarze 591: nn = n;
1.276 schwarze 592: while (roff_node_prev(nn) == NULL) {
1.188 schwarze 593: do {
594: nn = nn->parent;
1.213 schwarze 595: if (nn->type == ROFFT_ROOT)
1.188 schwarze 596: return;
1.213 schwarze 597: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 598: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 599: return;
1.188 schwarze 600: if (nn->tok == MDOC_It &&
601: nn->parent->parent->norm->Bl.type != LIST_item)
602: break;
1.1 kristaps 603: }
604:
1.276 schwarze 605: /*
606: * No vertical space after:
607: * items in .Bl -column
608: * items without a body in .Bl -diag
609: */
1.45 schwarze 610:
1.276 schwarze 611: if (bl->tok != MDOC_Bl ||
612: n->prev == NULL || n->prev->tok != MDOC_It ||
613: (bl->norm->Bl.type != LIST_column &&
614: (bl->norm->Bl.type != LIST_diag ||
615: n->prev->body->child != NULL)))
616: term_vspace(p);
1.162 schwarze 617: }
618:
1.1 kristaps 619:
620: static int
621: termp_it_pre(DECL_ARGS)
622: {
1.244 schwarze 623: struct roffsu su;
1.201 schwarze 624: char buf[24];
1.214 schwarze 625: const struct roff_node *bl, *nn;
1.201 schwarze 626: size_t ncols, dcol;
627: int i, offset, width;
1.82 schwarze 628: enum mdoc_list type;
1.1 kristaps 629:
1.213 schwarze 630: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 631: print_bvspace(p, n->parent->parent, n);
1.279 ! schwarze 632: if (n->flags & NODE_ID)
! 633: term_tag_write(n, p->line);
1.227 schwarze 634: return 1;
1.45 schwarze 635: }
1.1 kristaps 636:
1.60 schwarze 637: bl = n->parent->parent->parent;
1.121 schwarze 638: type = bl->norm->Bl.type;
1.1 kristaps 639:
1.166 schwarze 640: /*
1.201 schwarze 641: * Defaults for specific list types.
642: */
643:
644: switch (type) {
645: case LIST_bullet:
646: case LIST_dash:
647: case LIST_hyphen:
648: case LIST_enum:
649: width = term_len(p, 2);
650: break;
651: case LIST_hang:
1.231 schwarze 652: case LIST_tag:
1.201 schwarze 653: width = term_len(p, 8);
654: break;
655: case LIST_column:
656: width = term_len(p, 10);
657: break;
658: default:
659: width = 0;
660: break;
661: }
662: offset = 0;
663:
664: /*
1.68 schwarze 665: * First calculate width and offset. This is pretty easy unless
666: * we're a -column list, in which case all prior columns must
667: * be accounted for.
668: */
669:
1.201 schwarze 670: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 671: offset = a2width(p, bl->norm->Bl.offs);
1.261 schwarze 672: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
673: offset = -p->tcol->offset;
1.201 schwarze 674: else if (offset > SHRT_MAX)
675: offset = 0;
676: }
1.66 schwarze 677:
1.1 kristaps 678: switch (type) {
1.166 schwarze 679: case LIST_column:
1.213 schwarze 680: if (n->type == ROFFT_HEAD)
1.1 kristaps 681: break;
1.88 schwarze 682:
1.66 schwarze 683: /*
1.68 schwarze 684: * Imitate groff's column handling:
685: * - For each earlier column, add its width.
686: * - For less than 5 columns, add four more blanks per
687: * column.
688: * - For exactly 5 columns, add three more blank per
689: * column.
690: * - For more than 5 columns, add only one column.
1.66 schwarze 691: */
1.121 schwarze 692: ncols = bl->norm->Bl.ncols;
1.166 schwarze 693: dcol = ncols < 5 ? term_len(p, 4) :
694: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 695:
1.85 schwarze 696: /*
1.213 schwarze 697: * Calculate the offset by applying all prior ROFFT_BODY,
698: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 699: */
700:
1.166 schwarze 701: for (i = 0, nn = n->prev;
702: nn->prev && i < (int)ncols;
1.244 schwarze 703: nn = nn->prev, i++) {
704: SCALE_HS_INIT(&su,
705: term_strlen(p, bl->norm->Bl.cols[i]));
706: su.scale /= term_strlen(p, "0");
1.263 schwarze 707: offset += term_hen(p, &su) + dcol;
1.244 schwarze 708: }
1.66 schwarze 709:
710: /*
1.68 schwarze 711: * When exceeding the declared number of columns, leave
712: * the remaining widths at 0. This will later be
713: * adjusted to the default width of 10, or, for the last
714: * column, stretched to the right margin.
1.46 schwarze 715: */
1.68 schwarze 716: if (i >= (int)ncols)
717: break;
1.46 schwarze 718:
1.66 schwarze 719: /*
1.68 schwarze 720: * Use the declared column widths, extended as explained
721: * in the preceding paragraph.
1.66 schwarze 722: */
1.244 schwarze 723: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
724: su.scale /= term_strlen(p, "0");
1.263 schwarze 725: width = term_hen(p, &su) + dcol;
1.1 kristaps 726: break;
727: default:
1.121 schwarze 728: if (NULL == bl->norm->Bl.width)
1.68 schwarze 729: break;
730:
1.166 schwarze 731: /*
1.68 schwarze 732: * Note: buffer the width by 2, which is groff's magic
733: * number for buffering single arguments. See the above
734: * handling for column for how this changes.
735: */
1.121 schwarze 736: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.261 schwarze 737: if (width < 0 && (size_t)(-width) > p->tcol->offset)
738: width = -p->tcol->offset;
1.201 schwarze 739: else if (width > SHRT_MAX)
740: width = 0;
1.1 kristaps 741: break;
742: }
743:
1.166 schwarze 744: /*
1.16 schwarze 745: * Whitespace control. Inset bodies need an initial space,
746: * while diagonal bodies need two.
1.1 kristaps 747: */
748:
1.42 schwarze 749: p->flags |= TERMP_NOSPACE;
750:
1.1 kristaps 751: switch (type) {
1.166 schwarze 752: case LIST_diag:
1.213 schwarze 753: if (n->type == ROFFT_BODY)
1.48 schwarze 754: term_word(p, "\\ \\ ");
1.42 schwarze 755: break;
1.166 schwarze 756: case LIST_inset:
1.230 schwarze 757: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 758: term_word(p, "\\ ");
1.1 kristaps 759: break;
760: default:
761: break;
762: }
763:
1.42 schwarze 764: p->flags |= TERMP_NOSPACE;
765:
1.1 kristaps 766: switch (type) {
1.166 schwarze 767: case LIST_diag:
1.213 schwarze 768: if (n->type == ROFFT_HEAD)
1.65 schwarze 769: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 770: break;
771: default:
772: break;
773: }
774:
775: /*
1.68 schwarze 776: * Pad and break control. This is the tricky part. These flags
777: * are documented in term_flushln() in term.c. Note that we're
778: * going to unset all of these flags in termp_it_post() when we
779: * exit.
1.1 kristaps 780: */
781:
782: switch (type) {
1.166 schwarze 783: case LIST_enum:
1.228 schwarze 784: case LIST_bullet:
785: case LIST_dash:
786: case LIST_hyphen:
1.259 schwarze 787: if (n->type == ROFFT_HEAD) {
788: p->flags |= TERMP_NOBREAK | TERMP_HANG;
789: p->trailspace = 1;
790: } else if (width <= (int)term_len(p, 2))
791: p->flags |= TERMP_NOPAD;
1.33 schwarze 792: break;
1.166 schwarze 793: case LIST_hang:
1.213 schwarze 794: if (n->type != ROFFT_HEAD)
1.47 schwarze 795: break;
1.165 schwarze 796: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 797: p->trailspace = 1;
1.33 schwarze 798: break;
1.166 schwarze 799: case LIST_tag:
1.213 schwarze 800: if (n->type != ROFFT_HEAD)
1.33 schwarze 801: break;
1.152 schwarze 802:
1.225 schwarze 803: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 804: p->trailspace = 2;
805:
1.60 schwarze 806: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 807: p->flags |= TERMP_HANG;
1.1 kristaps 808: break;
1.166 schwarze 809: case LIST_column:
1.213 schwarze 810: if (n->type == ROFFT_HEAD)
1.85 schwarze 811: break;
812:
1.152 schwarze 813: if (NULL == n->next) {
1.85 schwarze 814: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 815: p->trailspace = 0;
816: } else {
1.85 schwarze 817: p->flags |= TERMP_NOBREAK;
1.152 schwarze 818: p->trailspace = 1;
819: }
1.85 schwarze 820:
1.1 kristaps 821: break;
1.166 schwarze 822: case LIST_diag:
1.213 schwarze 823: if (n->type != ROFFT_HEAD)
1.152 schwarze 824: break;
1.165 schwarze 825: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 826: p->trailspace = 1;
1.1 kristaps 827: break;
828: default:
829: break;
830: }
831:
1.166 schwarze 832: /*
1.1 kristaps 833: * Margin control. Set-head-width lists have their right
834: * margins shortened. The body for these lists has the offset
835: * necessarily lengthened. Everybody gets the offset.
836: */
837:
1.261 schwarze 838: p->tcol->offset += offset;
1.1 kristaps 839:
840: switch (type) {
1.166 schwarze 841: case LIST_bullet:
842: case LIST_dash:
843: case LIST_enum:
844: case LIST_hyphen:
1.259 schwarze 845: case LIST_hang:
1.166 schwarze 846: case LIST_tag:
1.213 schwarze 847: if (n->type == ROFFT_HEAD)
1.261 schwarze 848: p->tcol->rmargin = p->tcol->offset + width;
1.191 schwarze 849: else
1.261 schwarze 850: p->tcol->offset += width;
1.1 kristaps 851: break;
1.166 schwarze 852: case LIST_column:
1.41 schwarze 853: assert(width);
1.261 schwarze 854: p->tcol->rmargin = p->tcol->offset + width;
1.166 schwarze 855: /*
1.43 schwarze 856: * XXX - this behaviour is not documented: the
857: * right-most column is filled to the right margin.
858: */
1.213 schwarze 859: if (n->type == ROFFT_HEAD)
1.85 schwarze 860: break;
1.261 schwarze 861: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
862: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 863: break;
864: default:
865: break;
866: }
867:
1.166 schwarze 868: /*
1.1 kristaps 869: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 870: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 871: */
872:
1.213 schwarze 873: if (n->type == ROFFT_HEAD)
1.1 kristaps 874: switch (type) {
1.166 schwarze 875: case LIST_bullet:
1.65 schwarze 876: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 877: term_word(p, "\\[bu]");
1.65 schwarze 878: term_fontpop(p);
1.1 kristaps 879: break;
1.166 schwarze 880: case LIST_dash:
881: case LIST_hyphen:
1.65 schwarze 882: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 883: term_word(p, "-");
1.65 schwarze 884: term_fontpop(p);
1.1 kristaps 885: break;
1.166 schwarze 886: case LIST_enum:
1.1 kristaps 887: (pair->ppair->ppair->count)++;
1.167 schwarze 888: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 889: pair->ppair->ppair->count);
1.1 kristaps 890: term_word(p, buf);
891: break;
892: default:
893: break;
894: }
1.12 schwarze 895:
1.166 schwarze 896: /*
1.1 kristaps 897: * If we're not going to process our children, indicate so here.
898: */
899:
900: switch (type) {
1.166 schwarze 901: case LIST_bullet:
902: case LIST_item:
903: case LIST_dash:
904: case LIST_hyphen:
905: case LIST_enum:
1.213 schwarze 906: if (n->type == ROFFT_HEAD)
1.227 schwarze 907: return 0;
1.1 kristaps 908: break;
1.166 schwarze 909: case LIST_column:
1.213 schwarze 910: if (n->type == ROFFT_HEAD)
1.227 schwarze 911: return 0;
1.259 schwarze 912: p->minbl = 0;
1.1 kristaps 913: break;
914: default:
915: break;
916: }
917:
1.227 schwarze 918: return 1;
1.1 kristaps 919: }
920:
921: static void
922: termp_it_post(DECL_ARGS)
923: {
1.82 schwarze 924: enum mdoc_list type;
1.1 kristaps 925:
1.213 schwarze 926: if (n->type == ROFFT_BLOCK)
1.1 kristaps 927: return;
928:
1.121 schwarze 929: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 930:
931: switch (type) {
1.166 schwarze 932: case LIST_item:
933: case LIST_diag:
934: case LIST_inset:
1.213 schwarze 935: if (n->type == ROFFT_BODY)
1.74 schwarze 936: term_newln(p);
1.1 kristaps 937: break;
1.166 schwarze 938: case LIST_column:
1.213 schwarze 939: if (n->type == ROFFT_BODY)
1.1 kristaps 940: term_flushln(p);
941: break;
942: default:
1.74 schwarze 943: term_newln(p);
1.1 kristaps 944: break;
945: }
946:
1.166 schwarze 947: /*
1.68 schwarze 948: * Now that our output is flushed, we can reset our tags. Since
949: * only `It' sets these flags, we're free to assume that nobody
950: * has munged them in the meanwhile.
951: */
952:
1.259 schwarze 953: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 954: p->trailspace = 0;
1.1 kristaps 955: }
956:
957: static int
958: termp_nm_pre(DECL_ARGS)
959: {
1.195 schwarze 960: const char *cp;
1.1 kristaps 961:
1.213 schwarze 962: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 963: p->flags |= TERMP_PREKEEP;
1.227 schwarze 964: return 1;
1.155 schwarze 965: }
1.94 schwarze 966:
1.213 schwarze 967: if (n->type == ROFFT_BODY) {
1.261 schwarze 968: if (n->child == NULL)
1.227 schwarze 969: return 0;
1.136 schwarze 970: p->flags |= TERMP_NOSPACE;
1.195 schwarze 971: cp = NULL;
972: if (n->prev->child != NULL)
973: cp = n->prev->child->string;
974: if (cp == NULL)
975: cp = meta->name;
976: if (cp == NULL)
1.261 schwarze 977: p->tcol->offset += term_len(p, 6);
1.195 schwarze 978: else
1.261 schwarze 979: p->tcol->offset += term_len(p, 1) +
980: term_strlen(p, cp);
1.227 schwarze 981: return 1;
1.94 schwarze 982: }
983:
1.242 schwarze 984: if (n->child == NULL)
1.227 schwarze 985: return 0;
1.81 schwarze 986:
1.213 schwarze 987: if (n->type == ROFFT_HEAD)
1.97 schwarze 988: synopsis_pre(p, n->parent);
1.65 schwarze 989:
1.213 schwarze 990: if (n->type == ROFFT_HEAD &&
1.261 schwarze 991: n->next != NULL && n->next->child != NULL) {
1.165 schwarze 992: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 993: p->trailspace = 1;
1.261 schwarze 994: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
995: if (n->child == NULL)
996: p->tcol->rmargin += term_strlen(p, meta->name);
997: else if (n->child->type == ROFFT_TEXT) {
998: p->tcol->rmargin += term_strlen(p, n->child->string);
999: if (n->child->next != NULL)
1.105 schwarze 1000: p->flags |= TERMP_HANG;
1001: } else {
1.261 schwarze 1002: p->tcol->rmargin += term_len(p, 5);
1.105 schwarze 1003: p->flags |= TERMP_HANG;
1004: }
1.94 schwarze 1005: }
1.278 schwarze 1006: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1007: }
1008:
1.94 schwarze 1009: static void
1010: termp_nm_post(DECL_ARGS)
1011: {
1.278 schwarze 1012: switch (n->type) {
1013: case ROFFT_BLOCK:
1.155 schwarze 1014: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.278 schwarze 1015: break;
1016: case ROFFT_HEAD:
1017: if (n->next == NULL || n->next->child == NULL)
1018: break;
1.94 schwarze 1019: term_flushln(p);
1.165 schwarze 1020: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1021: p->trailspace = 0;
1.278 schwarze 1022: break;
1023: case ROFFT_BODY:
1024: if (n->child != NULL)
1025: term_flushln(p);
1026: break;
1027: default:
1028: break;
1029: }
1.94 schwarze 1030: }
1031:
1.1 kristaps 1032: static int
1033: termp_fl_pre(DECL_ARGS)
1034: {
1.276 schwarze 1035: struct roff_node *nn;
1.1 kristaps 1036:
1.65 schwarze 1037: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1038: term_word(p, "\\-");
1.67 schwarze 1039:
1.276 schwarze 1040: if (n->child != NULL ||
1041: ((nn = roff_node_next(n)) != NULL &&
1042: nn->type != ROFFT_TEXT &&
1043: (nn->flags & NODE_LINE) == 0))
1.73 schwarze 1044: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1045:
1.227 schwarze 1046: return 1;
1.49 schwarze 1047: }
1048:
1049: static int
1.104 schwarze 1050: termp__a_pre(DECL_ARGS)
1051: {
1.276 schwarze 1052: struct roff_node *nn;
1.104 schwarze 1053:
1.276 schwarze 1054: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
1055: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
1056: term_word(p, "and");
1.104 schwarze 1057:
1.227 schwarze 1058: return 1;
1.104 schwarze 1059: }
1060:
1061: static int
1.49 schwarze 1062: termp_an_pre(DECL_ARGS)
1063: {
1064:
1.181 schwarze 1065: if (n->norm->An.auth == AUTH_split) {
1066: p->flags &= ~TERMP_NOSPLIT;
1067: p->flags |= TERMP_SPLIT;
1.227 schwarze 1068: return 0;
1.181 schwarze 1069: }
1070: if (n->norm->An.auth == AUTH_nosplit) {
1071: p->flags &= ~TERMP_SPLIT;
1072: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1073: return 0;
1.181 schwarze 1074: }
1.166 schwarze 1075:
1.181 schwarze 1076: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1077: term_newln(p);
1078:
1.181 schwarze 1079: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1080: p->flags |= TERMP_SPLIT;
1.49 schwarze 1081:
1.227 schwarze 1082: return 1;
1.1 kristaps 1083: }
1084:
1085: static int
1086: termp_ns_pre(DECL_ARGS)
1087: {
1088:
1.237 schwarze 1089: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1090: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1091: return 1;
1.1 kristaps 1092: }
1093:
1094: static int
1095: termp_rs_pre(DECL_ARGS)
1096: {
1.60 schwarze 1097: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1098: return 1;
1.276 schwarze 1099: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1100: term_vspace(p);
1.227 schwarze 1101: return 1;
1.1 kristaps 1102: }
1103:
1104: static int
1105: termp_ex_pre(DECL_ARGS)
1106: {
1.132 schwarze 1107: term_newln(p);
1.240 schwarze 1108: return 1;
1.1 kristaps 1109: }
1110:
1111: static int
1112: termp_nd_pre(DECL_ARGS)
1113: {
1.213 schwarze 1114: if (n->type == ROFFT_BODY)
1.196 schwarze 1115: term_word(p, "\\(en");
1.227 schwarze 1116: return 1;
1.1 kristaps 1117: }
1118:
1.73 schwarze 1119: static int
1120: termp_bl_pre(DECL_ARGS)
1121: {
1.279 ! schwarze 1122: switch (n->type) {
! 1123: case ROFFT_BLOCK:
! 1124: term_newln(p);
! 1125: return 1;
! 1126: case ROFFT_HEAD:
! 1127: return 0;
! 1128: default:
! 1129: return 1;
! 1130: }
1.73 schwarze 1131: }
1132:
1.1 kristaps 1133: static void
1134: termp_bl_post(DECL_ARGS)
1135: {
1.255 schwarze 1136: if (n->type != ROFFT_BLOCK)
1137: return;
1138: term_newln(p);
1139: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1140: return;
1141: term_tab_set(p, NULL);
1142: term_tab_set(p, "T");
1143: term_tab_set(p, ".5i");
1.1 kristaps 1144: }
1145:
1146: static int
1147: termp_xr_pre(DECL_ARGS)
1148: {
1.132 schwarze 1149: if (NULL == (n = n->child))
1.227 schwarze 1150: return 0;
1.72 schwarze 1151:
1.213 schwarze 1152: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1153: term_word(p, n->string);
1.10 schwarze 1154:
1.166 schwarze 1155: if (NULL == (n = n->next))
1.227 schwarze 1156: return 0;
1.132 schwarze 1157:
1.1 kristaps 1158: p->flags |= TERMP_NOSPACE;
1159: term_word(p, "(");
1.132 schwarze 1160: p->flags |= TERMP_NOSPACE;
1161:
1.213 schwarze 1162: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1163: term_word(p, n->string);
1164:
1165: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1166: term_word(p, ")");
1.60 schwarze 1167:
1.227 schwarze 1168: return 0;
1.1 kristaps 1169: }
1170:
1.86 schwarze 1171: /*
1172: * This decides how to assert whitespace before any of the SYNOPSIS set
1173: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1174: * macro combos).
1175: */
1176: static void
1.276 schwarze 1177: synopsis_pre(struct termp *p, struct roff_node *n)
1.86 schwarze 1178: {
1.276 schwarze 1179: struct roff_node *np;
1180:
1181: if ((n->flags & NODE_SYNPRETTY) == 0 ||
1182: (np = roff_node_prev(n)) == NULL)
1.86 schwarze 1183: return;
1184:
1185: /*
1186: * If we're the second in a pair of like elements, emit our
1187: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1188: * case we soldier on.
1189: */
1.276 schwarze 1190: if (np->tok == n->tok &&
1.166 schwarze 1191: MDOC_Ft != n->tok &&
1192: MDOC_Fo != n->tok &&
1193: MDOC_Fn != n->tok) {
1.86 schwarze 1194: term_newln(p);
1195: return;
1196: }
1197:
1198: /*
1199: * If we're one of the SYNOPSIS set and non-like pair-wise after
1200: * another (or Fn/Fo, which we've let slip through) then assert
1201: * vertical space, else only newline and move on.
1202: */
1.276 schwarze 1203: switch (np->tok) {
1.166 schwarze 1204: case MDOC_Fd:
1205: case MDOC_Fn:
1206: case MDOC_Fo:
1207: case MDOC_In:
1208: case MDOC_Vt:
1.86 schwarze 1209: term_vspace(p);
1210: break;
1.166 schwarze 1211: case MDOC_Ft:
1.276 schwarze 1212: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.86 schwarze 1213: term_vspace(p);
1214: break;
1215: }
1216: /* FALLTHROUGH */
1217: default:
1218: term_newln(p);
1219: break;
1220: }
1221: }
1222:
1.69 schwarze 1223: static int
1224: termp_vt_pre(DECL_ARGS)
1225: {
1.278 schwarze 1226: switch (n->type) {
1227: case ROFFT_ELEM:
1228: return termp_ft_pre(p, pair, meta, n);
1229: case ROFFT_BLOCK:
1.86 schwarze 1230: synopsis_pre(p, n);
1.227 schwarze 1231: return 1;
1.278 schwarze 1232: case ROFFT_HEAD:
1.227 schwarze 1233: return 0;
1.278 schwarze 1234: default:
1235: return termp_under_pre(p, pair, meta, n);
1236: }
1.69 schwarze 1237: }
1238:
1.1 kristaps 1239: static int
1.54 schwarze 1240: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1241: {
1.65 schwarze 1242: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1243: return 1;
1.1 kristaps 1244: }
1245:
1.86 schwarze 1246: static int
1247: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1248: {
1.86 schwarze 1249: synopsis_pre(p, n);
1.227 schwarze 1250: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1251: }
1252:
1.143 schwarze 1253: static void
1254: termp_fd_post(DECL_ARGS)
1255: {
1256: term_newln(p);
1257: }
1258:
1.1 kristaps 1259: static int
1260: termp_sh_pre(DECL_ARGS)
1261: {
1.276 schwarze 1262: struct roff_node *np;
1.60 schwarze 1263:
1264: switch (n->type) {
1.213 schwarze 1265: case ROFFT_BLOCK:
1.192 schwarze 1266: /*
1267: * Vertical space before sections, except
1268: * when the previous section was empty.
1269: */
1.276 schwarze 1270: if ((np = roff_node_prev(n)) == NULL ||
1271: np->tok != MDOC_Sh ||
1272: (np->body != NULL && np->body->child != NULL))
1.192 schwarze 1273: term_vspace(p);
1.52 schwarze 1274: break;
1.213 schwarze 1275: case ROFFT_HEAD:
1.278 schwarze 1276: return termp_bold_pre(p, pair, meta, n);
1.213 schwarze 1277: case ROFFT_BODY:
1.261 schwarze 1278: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1279: term_tab_set(p, NULL);
1280: term_tab_set(p, "T");
1281: term_tab_set(p, ".5i");
1.278 schwarze 1282: if (n->sec == SEC_AUTHORS)
1.141 schwarze 1283: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1284: break;
1285: default:
1286: break;
1287: }
1.227 schwarze 1288: return 1;
1.1 kristaps 1289: }
1290:
1291: static void
1292: termp_sh_post(DECL_ARGS)
1293: {
1.60 schwarze 1294: switch (n->type) {
1.213 schwarze 1295: case ROFFT_HEAD:
1.1 kristaps 1296: term_newln(p);
1297: break;
1.213 schwarze 1298: case ROFFT_BODY:
1.1 kristaps 1299: term_newln(p);
1.261 schwarze 1300: p->tcol->offset = 0;
1.1 kristaps 1301: break;
1302: default:
1303: break;
1304: }
1305: }
1306:
1307: static void
1308: termp_lb_post(DECL_ARGS)
1309: {
1.278 schwarze 1310: if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE)
1.57 schwarze 1311: term_newln(p);
1.1 kristaps 1312: }
1313:
1314: static int
1315: termp_d1_pre(DECL_ARGS)
1316: {
1.213 schwarze 1317: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1318: return 1;
1.1 kristaps 1319: term_newln(p);
1.261 schwarze 1320: p->tcol->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1321: term_tab_set(p, NULL);
1322: term_tab_set(p, "T");
1323: term_tab_set(p, ".5i");
1.227 schwarze 1324: return 1;
1.1 kristaps 1325: }
1326:
1327: static int
1328: termp_ft_pre(DECL_ARGS)
1329: {
1.86 schwarze 1330: synopsis_pre(p, n);
1.278 schwarze 1331: return termp_under_pre(p, pair, meta, n);
1.1 kristaps 1332: }
1333:
1334: static int
1335: termp_fn_pre(DECL_ARGS)
1336: {
1.159 schwarze 1337: size_t rmargin = 0;
1.132 schwarze 1338: int pretty;
1339:
1.86 schwarze 1340: synopsis_pre(p, n);
1.278 schwarze 1341: pretty = n->flags & NODE_SYNPRETTY;
1342: if ((n = n->child) == NULL)
1.227 schwarze 1343: return 0;
1.132 schwarze 1344:
1.153 schwarze 1345: if (pretty) {
1.261 schwarze 1346: rmargin = p->tcol->rmargin;
1347: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1348: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1349: }
1350:
1.213 schwarze 1351: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1352: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1353: term_word(p, n->string);
1.65 schwarze 1354: term_fontpop(p);
1.1 kristaps 1355:
1.153 schwarze 1356: if (pretty) {
1357: term_flushln(p);
1.165 schwarze 1358: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1359: p->flags |= TERMP_NOPAD;
1.261 schwarze 1360: p->tcol->offset = p->tcol->rmargin;
1361: p->tcol->rmargin = rmargin;
1.153 schwarze 1362: }
1363:
1.1 kristaps 1364: p->flags |= TERMP_NOSPACE;
1365: term_word(p, "(");
1.132 schwarze 1366: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1367:
1.132 schwarze 1368: for (n = n->next; n; n = n->next) {
1.213 schwarze 1369: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1370: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1371: if (pretty)
1372: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1373: term_word(p, n->string);
1.65 schwarze 1374: term_fontpop(p);
1375:
1.132 schwarze 1376: if (n->next) {
1377: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1378: term_word(p, ",");
1.132 schwarze 1379: }
1.1 kristaps 1380: }
1381:
1.132 schwarze 1382: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1383: term_word(p, ")");
1384:
1.132 schwarze 1385: if (pretty) {
1386: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1387: term_word(p, ";");
1.153 schwarze 1388: term_flushln(p);
1.132 schwarze 1389: }
1.227 schwarze 1390: return 0;
1.1 kristaps 1391: }
1392:
1393: static int
1394: termp_fa_pre(DECL_ARGS)
1395: {
1.214 schwarze 1396: const struct roff_node *nn;
1.1 kristaps 1397:
1.278 schwarze 1398: if (n->parent->tok != MDOC_Fo)
1399: return termp_under_pre(p, pair, meta, n);
1400:
1.276 schwarze 1401: for (nn = n->child; nn != NULL; nn = nn->next) {
1.65 schwarze 1402: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1403: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1404: term_word(p, nn->string);
1.65 schwarze 1405: term_fontpop(p);
1.276 schwarze 1406: if (nn->next != NULL) {
1.132 schwarze 1407: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1408: term_word(p, ",");
1.132 schwarze 1409: }
1.1 kristaps 1410: }
1.276 schwarze 1411: if (n->child != NULL &&
1412: (nn = roff_node_next(n)) != NULL &&
1413: nn->tok == MDOC_Fa) {
1414: p->flags |= TERMP_NOSPACE;
1415: term_word(p, ",");
1416: }
1.227 schwarze 1417: return 0;
1.1 kristaps 1418: }
1419:
1420: static int
1421: termp_bd_pre(DECL_ARGS)
1422: {
1.201 schwarze 1423: int offset;
1.1 kristaps 1424:
1.213 schwarze 1425: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1426: print_bvspace(p, n, n);
1.227 schwarze 1427: return 1;
1.213 schwarze 1428: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1429: return 0;
1.1 kristaps 1430:
1.187 schwarze 1431: /* Handle the -offset argument. */
1432:
1433: if (n->norm->Bd.offs == NULL ||
1434: ! strcmp(n->norm->Bd.offs, "left"))
1435: /* nothing */;
1436: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.261 schwarze 1437: p->tcol->offset += term_len(p, p->defindent + 1);
1.187 schwarze 1438: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.261 schwarze 1439: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1440: else {
1441: offset = a2width(p, n->norm->Bd.offs);
1.261 schwarze 1442: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1443: p->tcol->offset = 0;
1.201 schwarze 1444: else if (offset < SHRT_MAX)
1.261 schwarze 1445: p->tcol->offset += offset;
1.201 schwarze 1446: }
1.60 schwarze 1447:
1.271 schwarze 1448: switch (n->norm->Bd.type) {
1449: case DISP_literal:
1.255 schwarze 1450: term_tab_set(p, NULL);
1451: term_tab_set(p, "T");
1452: term_tab_set(p, "8n");
1.271 schwarze 1453: break;
1454: case DISP_centered:
1455: p->flags |= TERMP_CENTER;
1456: break;
1457: default:
1458: break;
1.255 schwarze 1459: }
1.271 schwarze 1460: return 1;
1.1 kristaps 1461: }
1462:
1463: static void
1464: termp_bd_post(DECL_ARGS)
1465: {
1.213 schwarze 1466: if (n->type != ROFFT_BODY)
1.1 kristaps 1467: return;
1.271 schwarze 1468: if (n->norm->Bd.type == DISP_unfilled ||
1469: n->norm->Bd.type == DISP_literal)
1.260 schwarze 1470: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1471: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1472: term_newln(p);
1.260 schwarze 1473: p->flags &= ~TERMP_BRNEVER;
1.271 schwarze 1474: if (n->norm->Bd.type == DISP_centered)
1475: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1476: }
1477:
1478: static int
1.26 schwarze 1479: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1480: {
1.238 schwarze 1481: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1482: p->flags |= TERMP_PREKEEP;
1483: return 1;
1484: }
1.1 kristaps 1485:
1.238 schwarze 1486: static void
1487: termp_xx_post(DECL_ARGS)
1488: {
1489: if (n->aux == 0)
1490: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1491: }
1492:
1493: static void
1494: termp_pf_post(DECL_ARGS)
1495: {
1.276 schwarze 1496: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.197 schwarze 1497: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1498: }
1499:
1500: static int
1501: termp_ss_pre(DECL_ARGS)
1502: {
1.60 schwarze 1503: switch (n->type) {
1.213 schwarze 1504: case ROFFT_BLOCK:
1.276 schwarze 1505: if (roff_node_prev(n) == NULL)
1506: term_newln(p);
1507: else
1.1 kristaps 1508: term_vspace(p);
1509: break;
1.213 schwarze 1510: case ROFFT_HEAD:
1.261 schwarze 1511: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.278 schwarze 1512: return termp_bold_pre(p, pair, meta, n);
1.213 schwarze 1513: case ROFFT_BODY:
1.261 schwarze 1514: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1515: term_tab_set(p, NULL);
1516: term_tab_set(p, "T");
1517: term_tab_set(p, ".5i");
1.176 schwarze 1518: break;
1.1 kristaps 1519: default:
1520: break;
1521: }
1.227 schwarze 1522: return 1;
1.1 kristaps 1523: }
1524:
1525: static void
1526: termp_ss_post(DECL_ARGS)
1527: {
1.213 schwarze 1528: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1529: term_newln(p);
1530: }
1531:
1532: static int
1533: termp_in_pre(DECL_ARGS)
1534: {
1.86 schwarze 1535: synopsis_pre(p, n);
1.278 schwarze 1536: if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) {
1.85 schwarze 1537: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1538: term_word(p, "#include");
1.85 schwarze 1539: term_word(p, "<");
1540: } else {
1541: term_word(p, "<");
1542: term_fontpush(p, TERMFONT_UNDER);
1543: }
1.1 kristaps 1544: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1545: return 1;
1.1 kristaps 1546: }
1547:
1548: static void
1549: termp_in_post(DECL_ARGS)
1550: {
1.278 schwarze 1551: if (n->flags & NODE_SYNPRETTY)
1.85 schwarze 1552: term_fontpush(p, TERMFONT_BOLD);
1.59 schwarze 1553: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1554: term_word(p, ">");
1.278 schwarze 1555: if (n->flags & NODE_SYNPRETTY)
1.85 schwarze 1556: term_fontpop(p);
1.38 schwarze 1557: }
1558:
1559: static int
1.254 schwarze 1560: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1561: {
1.254 schwarze 1562: term_vspace(p);
1.279 ! schwarze 1563: if (n->flags & NODE_ID)
! 1564: term_tag_write(n, p->line);
1.227 schwarze 1565: return 0;
1.38 schwarze 1566: }
1567:
1568: static int
1.193 schwarze 1569: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1570: {
1.227 schwarze 1571: return 0;
1.170 schwarze 1572: }
1573:
1574: static int
1.107 schwarze 1575: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1576: {
1.213 schwarze 1577: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1578: return 1;
1.1 kristaps 1579:
1.107 schwarze 1580: switch (n->tok) {
1.166 schwarze 1581: case MDOC_Ao:
1582: case MDOC_Aq:
1.230 schwarze 1583: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1584: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1585: break;
1.166 schwarze 1586: case MDOC_Bro:
1587: case MDOC_Brq:
1.107 schwarze 1588: term_word(p, "{");
1589: break;
1.166 schwarze 1590: case MDOC_Oo:
1591: case MDOC_Op:
1592: case MDOC_Bo:
1593: case MDOC_Bq:
1.107 schwarze 1594: term_word(p, "[");
1595: break;
1.245 schwarze 1596: case MDOC__T:
1597: /* FALLTHROUGH */
1.166 schwarze 1598: case MDOC_Do:
1599: case MDOC_Dq:
1.265 schwarze 1600: term_word(p, "\\(lq");
1.107 schwarze 1601: break;
1.170 schwarze 1602: case MDOC_En:
1603: if (NULL == n->norm->Es ||
1604: NULL == n->norm->Es->child)
1.227 schwarze 1605: return 1;
1.170 schwarze 1606: term_word(p, n->norm->Es->child->string);
1607: break;
1.166 schwarze 1608: case MDOC_Po:
1609: case MDOC_Pq:
1.107 schwarze 1610: term_word(p, "(");
1611: break;
1.166 schwarze 1612: case MDOC_Qo:
1613: case MDOC_Qq:
1.107 schwarze 1614: term_word(p, "\"");
1615: break;
1.166 schwarze 1616: case MDOC_Ql:
1617: case MDOC_So:
1618: case MDOC_Sq:
1.151 schwarze 1619: term_word(p, "\\(oq");
1.107 schwarze 1620: break;
1621: default:
1622: abort();
1623: }
1.1 kristaps 1624:
1625: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1626: return 1;
1.1 kristaps 1627: }
1628:
1629: static void
1.107 schwarze 1630: termp_quote_post(DECL_ARGS)
1.1 kristaps 1631: {
1632:
1.213 schwarze 1633: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1634: return;
1635:
1.205 schwarze 1636: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1637:
1.107 schwarze 1638: switch (n->tok) {
1.166 schwarze 1639: case MDOC_Ao:
1640: case MDOC_Aq:
1.230 schwarze 1641: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1642: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1643: break;
1.166 schwarze 1644: case MDOC_Bro:
1645: case MDOC_Brq:
1.107 schwarze 1646: term_word(p, "}");
1647: break;
1.166 schwarze 1648: case MDOC_Oo:
1649: case MDOC_Op:
1650: case MDOC_Bo:
1651: case MDOC_Bq:
1.107 schwarze 1652: term_word(p, "]");
1653: break;
1.245 schwarze 1654: case MDOC__T:
1655: /* FALLTHROUGH */
1.166 schwarze 1656: case MDOC_Do:
1657: case MDOC_Dq:
1.265 schwarze 1658: term_word(p, "\\(rq");
1.170 schwarze 1659: break;
1660: case MDOC_En:
1.205 schwarze 1661: if (n->norm->Es == NULL ||
1662: n->norm->Es->child == NULL ||
1663: n->norm->Es->child->next == NULL)
1664: p->flags &= ~TERMP_NOSPACE;
1665: else
1.170 schwarze 1666: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1667: break;
1.166 schwarze 1668: case MDOC_Po:
1669: case MDOC_Pq:
1.107 schwarze 1670: term_word(p, ")");
1671: break;
1.166 schwarze 1672: case MDOC_Qo:
1673: case MDOC_Qq:
1.107 schwarze 1674: term_word(p, "\"");
1675: break;
1.166 schwarze 1676: case MDOC_Ql:
1677: case MDOC_So:
1678: case MDOC_Sq:
1.151 schwarze 1679: term_word(p, "\\(cq");
1.107 schwarze 1680: break;
1681: default:
1682: abort();
1683: }
1.205 schwarze 1684: }
1685:
1686: static int
1687: termp_eo_pre(DECL_ARGS)
1688: {
1689:
1.213 schwarze 1690: if (n->type != ROFFT_BODY)
1.227 schwarze 1691: return 1;
1.205 schwarze 1692:
1693: if (n->end == ENDBODY_NOT &&
1694: n->parent->head->child == NULL &&
1695: n->child != NULL &&
1696: n->child->end != ENDBODY_NOT)
1697: term_word(p, "\\&");
1698: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1699: n->parent->head->child != NULL && (n->child != NULL ||
1700: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1701: p->flags |= TERMP_NOSPACE;
1702:
1.227 schwarze 1703: return 1;
1.205 schwarze 1704: }
1705:
1706: static void
1707: termp_eo_post(DECL_ARGS)
1708: {
1709: int body, tail;
1710:
1.213 schwarze 1711: if (n->type != ROFFT_BODY)
1.205 schwarze 1712: return;
1713:
1714: if (n->end != ENDBODY_NOT) {
1715: p->flags &= ~TERMP_NOSPACE;
1716: return;
1717: }
1718:
1719: body = n->child != NULL || n->parent->head->child != NULL;
1720: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1721:
1722: if (body && tail)
1723: p->flags |= TERMP_NOSPACE;
1724: else if ( ! (body || tail))
1725: term_word(p, "\\&");
1726: else if ( ! tail)
1727: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1728: }
1729:
1730: static int
1731: termp_fo_pre(DECL_ARGS)
1732: {
1.278 schwarze 1733: size_t rmargin;
1.158 schwarze 1734:
1.278 schwarze 1735: switch (n->type) {
1736: case ROFFT_BLOCK:
1.86 schwarze 1737: synopsis_pre(p, n);
1.227 schwarze 1738: return 1;
1.278 schwarze 1739: case ROFFT_BODY:
1740: rmargin = p->tcol->rmargin;
1741: if (n->flags & NODE_SYNPRETTY) {
1.261 schwarze 1742: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1743: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1744: TERMP_HANG;
1.158 schwarze 1745: }
1.31 schwarze 1746: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1747: term_word(p, "(");
1.132 schwarze 1748: p->flags |= TERMP_NOSPACE;
1.278 schwarze 1749: if (n->flags & NODE_SYNPRETTY) {
1.158 schwarze 1750: term_flushln(p);
1.165 schwarze 1751: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1752: TERMP_HANG);
1.259 schwarze 1753: p->flags |= TERMP_NOPAD;
1.261 schwarze 1754: p->tcol->offset = p->tcol->rmargin;
1755: p->tcol->rmargin = rmargin;
1.158 schwarze 1756: }
1.227 schwarze 1757: return 1;
1.278 schwarze 1758: default:
1759: return termp_bold_pre(p, pair, meta, n);
1.158 schwarze 1760: }
1.1 kristaps 1761: }
1762:
1763: static void
1764: termp_fo_post(DECL_ARGS)
1765: {
1.213 schwarze 1766: if (n->type != ROFFT_BODY)
1.86 schwarze 1767: return;
1768:
1.132 schwarze 1769: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1770: term_word(p, ")");
1771:
1.278 schwarze 1772: if (n->flags & NODE_SYNPRETTY) {
1.132 schwarze 1773: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1774: term_word(p, ";");
1.158 schwarze 1775: term_flushln(p);
1.132 schwarze 1776: }
1.1 kristaps 1777: }
1778:
1779: static int
1780: termp_bf_pre(DECL_ARGS)
1781: {
1.278 schwarze 1782: switch (n->type) {
1783: case ROFFT_HEAD:
1.227 schwarze 1784: return 0;
1.278 schwarze 1785: case ROFFT_BODY:
1786: break;
1787: default:
1.227 schwarze 1788: return 1;
1.278 schwarze 1789: }
1790: switch (n->norm->Bf.font) {
1791: case FONT_Em:
1792: return termp_under_pre(p, pair, meta, n);
1793: case FONT_Sy:
1794: return termp_bold_pre(p, pair, meta, n);
1795: default:
1796: return termp_li_pre(p, pair, meta, n);
1797: }
1.1 kristaps 1798: }
1799:
1800: static int
1801: termp_sm_pre(DECL_ARGS)
1802: {
1.278 schwarze 1803: if (n->child == NULL)
1.171 schwarze 1804: p->flags ^= TERMP_NONOSPACE;
1.278 schwarze 1805: else if (strcmp(n->child->string, "on") == 0)
1.1 kristaps 1806: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1807: else
1.1 kristaps 1808: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1809:
1810: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1811: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1812:
1.227 schwarze 1813: return 0;
1.1 kristaps 1814: }
1815:
1816: static int
1817: termp_ap_pre(DECL_ARGS)
1818: {
1819: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1820: term_word(p, "'");
1.1 kristaps 1821: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1822: return 1;
1.1 kristaps 1823: }
1824:
1825: static void
1826: termp____post(DECL_ARGS)
1827: {
1.276 schwarze 1828: struct roff_node *nn;
1.104 schwarze 1829:
1830: /*
1831: * Handle lists of authors. In general, print each followed by
1832: * a comma. Don't print the comma if there are only two
1833: * authors.
1834: */
1.276 schwarze 1835: if (n->tok == MDOC__A &&
1836: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
1837: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
1838: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
1839: return;
1.1 kristaps 1840:
1.62 schwarze 1841: /* TODO: %U. */
1842:
1.276 schwarze 1843: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.106 schwarze 1844: return;
1845:
1.132 schwarze 1846: p->flags |= TERMP_NOSPACE;
1.276 schwarze 1847: if (roff_node_next(n) == NULL) {
1.106 schwarze 1848: term_word(p, ".");
1849: p->flags |= TERMP_SENTENCE;
1850: } else
1851: term_word(p, ",");
1.1 kristaps 1852: }
1853:
1854: static int
1.65 schwarze 1855: termp_li_pre(DECL_ARGS)
1856: {
1857: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1858: return 1;
1.65 schwarze 1859: }
1860:
1861: static int
1.1 kristaps 1862: termp_lk_pre(DECL_ARGS)
1863: {
1.257 schwarze 1864: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1865:
1.248 schwarze 1866: if ((link = n->child) == NULL)
1.227 schwarze 1867: return 0;
1.101 schwarze 1868:
1.257 schwarze 1869: /* Find beginning of trailing punctuation. */
1870: punct = n->last;
1871: while (punct != link && punct->flags & NODE_DELIMC)
1872: punct = punct->prev;
1873: punct = punct->next;
1874:
1.248 schwarze 1875: /* Link text. */
1.257 schwarze 1876: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1877: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1878: while (descr != punct) {
1879: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1880: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1881: term_word(p, descr->string);
1882: descr = descr->next;
1883: }
1.246 schwarze 1884: term_fontpop(p);
1.142 schwarze 1885: p->flags |= TERMP_NOSPACE;
1886: term_word(p, ":");
1887: }
1.1 kristaps 1888:
1.248 schwarze 1889: /* Link target. */
1.65 schwarze 1890: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1891: term_word(p, link->string);
1.65 schwarze 1892: term_fontpop(p);
1.247 schwarze 1893:
1.248 schwarze 1894: /* Trailing punctuation. */
1.257 schwarze 1895: while (punct != NULL) {
1.248 schwarze 1896: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1897: term_word(p, punct->string);
1898: punct = punct->next;
1.248 schwarze 1899: }
1.227 schwarze 1900: return 0;
1.1 kristaps 1901: }
1902:
1.90 schwarze 1903: static int
1904: termp_bk_pre(DECL_ARGS)
1905: {
1.91 schwarze 1906: switch (n->type) {
1.213 schwarze 1907: case ROFFT_BLOCK:
1.95 schwarze 1908: break;
1.213 schwarze 1909: case ROFFT_HEAD:
1.227 schwarze 1910: return 0;
1.213 schwarze 1911: case ROFFT_BODY:
1.230 schwarze 1912: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1913: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1914: break;
1.91 schwarze 1915: default:
1916: abort();
1917: }
1.227 schwarze 1918: return 1;
1.90 schwarze 1919: }
1920:
1921: static void
1922: termp_bk_post(DECL_ARGS)
1923: {
1.213 schwarze 1924: if (n->type == ROFFT_BODY)
1.91 schwarze 1925: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 1926: }
1.120 schwarze 1927:
1.278 schwarze 1928: /*
1929: * If we are in an `Rs' and there is a journal present,
1930: * then quote us instead of underlining us (for disambiguation).
1931: */
1.120 schwarze 1932: static void
1933: termp__t_post(DECL_ARGS)
1934: {
1.278 schwarze 1935: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.166 schwarze 1936: n->parent->norm->Rs.quote_T)
1.147 schwarze 1937: termp_quote_post(p, pair, meta, n);
1938: termp____post(p, pair, meta, n);
1.120 schwarze 1939: }
1940:
1941: static int
1942: termp__t_pre(DECL_ARGS)
1943: {
1.278 schwarze 1944: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.166 schwarze 1945: n->parent->norm->Rs.quote_T)
1.227 schwarze 1946: return termp_quote_pre(p, pair, meta, n);
1.278 schwarze 1947: else
1948: return termp_under_pre(p, pair, meta, n);
1.121 schwarze 1949: }
1.1 kristaps 1950:
1951: static int
1.54 schwarze 1952: termp_under_pre(DECL_ARGS)
1.1 kristaps 1953: {
1.233 schwarze 1954: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1955: return 1;
1.268 schwarze 1956: }
1957:
1958: static int
1959: termp_abort_pre(DECL_ARGS)
1960: {
1961: abort();
1.1 kristaps 1962: }
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