Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.213
1.213 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.212 2015/03/09 17:41:36 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.202 schwarze 4: * Copyright (c) 2010, 2012-2015 Ingo Schwarze <schwarze@openbsd.org>
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.
1.1 kristaps 18: */
19: #include <sys/types.h>
20:
21: #include <assert.h>
22: #include <ctype.h>
1.201 schwarze 23: #include <limits.h>
1.77 schwarze 24: #include <stdint.h>
1.1 kristaps 25: #include <stdio.h>
26: #include <stdlib.h>
27: #include <string.h>
28:
1.213 ! schwarze 29: #include "mandoc_aux.h"
1.81 schwarze 30: #include "mandoc.h"
1.213 ! schwarze 31: #include "roff.h"
! 32: #include "mdoc.h"
1.61 schwarze 33: #include "out.h"
1.1 kristaps 34: #include "term.h"
1.61 schwarze 35: #include "main.h"
1.54 schwarze 36:
1.1 kristaps 37: struct termpair {
38: struct termpair *ppair;
1.27 schwarze 39: int count;
1.1 kristaps 40: };
41:
1.29 schwarze 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.166 schwarze 44: const struct mdoc_meta *meta, \
1.146 schwarze 45: struct mdoc_node *n
1.1 kristaps 46:
47: struct termact {
48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
1.29 schwarze 51:
1.201 schwarze 52: static int a2width(const struct termp *, const char *);
1.62 schwarze 53:
54: static void print_bvspace(struct termp *,
55: const struct mdoc_node *,
56: const struct mdoc_node *);
1.166 schwarze 57: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 58: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 59: static void print_mdoc_head(struct termp *, const void *);
60: static void print_mdoc_foot(struct termp *, const void *);
1.166 schwarze 61: static void synopsis_pre(struct termp *,
1.86 schwarze 62: const struct mdoc_node *);
1.62 schwarze 63:
1.29 schwarze 64: static void termp____post(DECL_ARGS);
1.120 schwarze 65: static void termp__t_post(DECL_ARGS);
1.29 schwarze 66: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 67: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 68: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 69: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 70: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 71: static void termp_fo_post(DECL_ARGS);
72: static void termp_in_post(DECL_ARGS);
73: static void termp_it_post(DECL_ARGS);
74: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 75: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 76: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 77: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 78: static void termp_sh_post(DECL_ARGS);
79: static void termp_ss_post(DECL_ARGS);
80:
1.104 schwarze 81: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 82: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 83: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 84: static int termp_ap_pre(DECL_ARGS);
85: static int termp_bd_pre(DECL_ARGS);
86: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 87: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 88: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 89: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 90: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 91: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 92: static int termp_cd_pre(DECL_ARGS);
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);
1.162 schwarze 105: static int termp_ll_pre(DECL_ARGS);
1.29 schwarze 106: static int termp_lk_pre(DECL_ARGS);
107: static int termp_nd_pre(DECL_ARGS);
108: static int termp_nm_pre(DECL_ARGS);
109: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 110: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 111: static int termp_rs_pre(DECL_ARGS);
112: static int termp_rv_pre(DECL_ARGS);
113: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 114: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 116: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 118: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 119: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 120: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 121: static int termp_xr_pre(DECL_ARGS);
122: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 123:
1.54 schwarze 124: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 125: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 126: { NULL, NULL }, /* Dd */
127: { NULL, NULL }, /* Dt */
128: { NULL, NULL }, /* Os */
129: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 130: { termp_ss_pre, termp_ss_post }, /* Ss */
131: { termp_sp_pre, NULL }, /* Pp */
1.143 schwarze 132: { termp_d1_pre, termp_bl_post }, /* D1 */
133: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 134: { termp_bd_pre, termp_bd_post }, /* Bd */
135: { NULL, NULL }, /* Ed */
1.73 schwarze 136: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 137: { NULL, NULL }, /* El */
138: { termp_it_pre, termp_it_post }, /* It */
1.166 schwarze 139: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 140: { termp_an_pre, NULL }, /* An */
1.54 schwarze 141: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 142: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 143: { termp_bold_pre, NULL }, /* Cm */
1.166 schwarze 144: { NULL, NULL }, /* Dv */
145: { NULL, NULL }, /* Er */
146: { NULL, NULL }, /* Ev */
1.1 kristaps 147: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 148: { termp_fa_pre, NULL }, /* Fa */
149: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 150: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 151: { termp_fn_pre, NULL }, /* Fn */
152: { termp_ft_pre, NULL }, /* Ft */
153: { termp_bold_pre, NULL }, /* Ic */
154: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 155: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 156: { termp_nd_pre, NULL }, /* Nd */
157: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 158: { termp_quote_pre, termp_quote_post }, /* Op */
1.170 schwarze 159: { termp_ft_pre, NULL }, /* Ot */
1.54 schwarze 160: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 161: { termp_rv_pre, NULL }, /* Rv */
1.166 schwarze 162: { NULL, NULL }, /* St */
1.54 schwarze 163: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 164: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 165: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 166: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 167: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 168: { NULL, termp____post }, /* %D */
1.58 schwarze 169: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 170: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 171: { NULL, termp____post }, /* %N */
172: { NULL, termp____post }, /* %O */
173: { NULL, termp____post }, /* %P */
174: { NULL, termp____post }, /* %R */
1.120 schwarze 175: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 176: { NULL, termp____post }, /* %V */
177: { NULL, NULL }, /* Ac */
1.107 schwarze 178: { termp_quote_pre, termp_quote_post }, /* Ao */
179: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 180: { NULL, NULL }, /* At */
1.1 kristaps 181: { NULL, NULL }, /* Bc */
1.166 schwarze 182: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 183: { termp_quote_pre, termp_quote_post }, /* Bo */
184: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 185: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 186: { termp_bx_pre, NULL }, /* Bx */
1.193 schwarze 187: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 188: { NULL, NULL }, /* Dc */
1.107 schwarze 189: { termp_quote_pre, termp_quote_post }, /* Do */
190: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 191: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 192: { NULL, NULL }, /* Ef */
1.166 schwarze 193: { termp_under_pre, NULL }, /* Em */
1.205 schwarze 194: { termp_eo_pre, termp_eo_post }, /* Eo */
1.26 schwarze 195: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 196: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 197: { termp_li_pre, NULL }, /* No */
1.1 kristaps 198: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 199: { termp_xx_pre, NULL }, /* Nx */
200: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 201: { NULL, NULL }, /* Pc */
1.156 schwarze 202: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 203: { termp_quote_pre, termp_quote_post }, /* Po */
204: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 205: { NULL, NULL }, /* Qc */
1.107 schwarze 206: { termp_quote_pre, termp_quote_post }, /* Ql */
207: { termp_quote_pre, termp_quote_post }, /* Qo */
208: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 209: { NULL, NULL }, /* Re */
210: { termp_rs_pre, NULL }, /* Rs */
211: { NULL, NULL }, /* Sc */
1.107 schwarze 212: { termp_quote_pre, termp_quote_post }, /* So */
213: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 214: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 215: { termp_under_pre, NULL }, /* Sx */
216: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 217: { NULL, NULL }, /* Tn */
1.26 schwarze 218: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 219: { NULL, NULL }, /* Xc */
220: { NULL, NULL }, /* Xo */
1.166 schwarze 221: { termp_fo_pre, termp_fo_post }, /* Fo */
222: { NULL, NULL }, /* Fc */
1.107 schwarze 223: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 224: { NULL, NULL }, /* Oc */
1.90 schwarze 225: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 226: { NULL, NULL }, /* Ek */
227: { termp_bt_pre, NULL }, /* Bt */
228: { NULL, NULL }, /* Hf */
1.170 schwarze 229: { termp_under_pre, NULL }, /* Fr */
1.1 kristaps 230: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 231: { NULL, termp_lb_post }, /* Lb */
1.166 schwarze 232: { termp_sp_pre, NULL }, /* Lp */
233: { termp_lk_pre, NULL }, /* Lk */
234: { termp_under_pre, NULL }, /* Mt */
235: { termp_quote_pre, termp_quote_post }, /* Brq */
236: { termp_quote_pre, termp_quote_post }, /* Bro */
237: { NULL, NULL }, /* Brc */
238: { NULL, termp____post }, /* %C */
1.193 schwarze 239: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 240: { termp_quote_pre, termp_quote_post }, /* En */
1.166 schwarze 241: { termp_xx_pre, NULL }, /* Dx */
242: { NULL, termp____post }, /* %Q */
1.54 schwarze 243: { termp_sp_pre, NULL }, /* br */
1.166 schwarze 244: { termp_sp_pre, NULL }, /* sp */
245: { NULL, termp____post }, /* %U */
246: { NULL, NULL }, /* Ta */
1.162 schwarze 247: { termp_ll_pre, NULL }, /* ll */
1.1 kristaps 248: };
249:
250:
1.55 schwarze 251: void
1.61 schwarze 252: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 253: {
1.147 schwarze 254: const struct mdoc_meta *meta;
1.180 schwarze 255: struct mdoc_node *n;
1.61 schwarze 256: struct termp *p;
257:
258: p = (struct termp *)arg;
1.71 schwarze 259:
260: p->overstep = 0;
1.180 schwarze 261: p->rmargin = p->maxrmargin = p->defrmargin;
1.89 schwarze 262: p->tabwidth = term_len(p, 5);
1.55 schwarze 263:
1.180 schwarze 264: n = mdoc_node(mdoc)->child;
1.147 schwarze 265: meta = mdoc_meta(mdoc);
1.55 schwarze 266:
1.180 schwarze 267: if (p->synopsisonly) {
268: while (n != NULL) {
269: if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) {
270: if (n->child->next->child != NULL)
271: print_mdoc_nodelist(p, NULL,
272: meta, n->child->next->child);
273: term_newln(p);
274: break;
275: }
276: n = n->next;
277: }
278: } else {
279: if (p->defindent == 0)
280: p->defindent = 5;
281: term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
282: if (n != NULL) {
283: if (n->tok != MDOC_Sh)
284: term_vspace(p);
285: print_mdoc_nodelist(p, NULL, meta, n);
286: }
287: term_end(p);
1.173 schwarze 288: }
1.1 kristaps 289: }
290:
291: static void
1.65 schwarze 292: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 293: {
294:
1.203 schwarze 295: while (n != NULL) {
296: print_mdoc_node(p, pair, meta, n);
297: n = n->next;
298: }
1.1 kristaps 299: }
300:
301: static void
1.65 schwarze 302: print_mdoc_node(DECL_ARGS)
1.1 kristaps 303: {
1.65 schwarze 304: int chld;
1.1 kristaps 305: struct termpair npair;
1.28 schwarze 306: size_t offset, rmargin;
1.1 kristaps 307:
1.54 schwarze 308: chld = 1;
1.28 schwarze 309: offset = p->offset;
310: rmargin = p->rmargin;
1.209 schwarze 311: n->flags &= ~MDOC_ENDED;
1.204 schwarze 312: n->prev_font = p->fonti;
1.1 kristaps 313:
1.63 schwarze 314: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 315: npair.ppair = pair;
1.65 schwarze 316:
1.95 schwarze 317: /*
318: * Keeps only work until the end of a line. If a keep was
319: * invoked in a prior line, revert it to PREKEEP.
320: */
321:
1.206 schwarze 322: if (p->flags & TERMP_KEEP && n->flags & MDOC_LINE) {
323: p->flags &= ~TERMP_KEEP;
324: p->flags |= TERMP_PREKEEP;
1.95 schwarze 325: }
1.116 schwarze 326:
327: /*
1.128 schwarze 328: * After the keep flags have been set up, we may now
329: * produce output. Note that some pre-handlers do so.
330: */
331:
332: switch (n->type) {
1.213 ! schwarze 333: case ROFFT_TEXT:
1.128 schwarze 334: if (' ' == *n->string && MDOC_LINE & n->flags)
335: term_newln(p);
1.132 schwarze 336: if (MDOC_DELIMC & n->flags)
337: p->flags |= TERMP_NOSPACE;
1.128 schwarze 338: term_word(p, n->string);
1.132 schwarze 339: if (MDOC_DELIMO & n->flags)
340: p->flags |= TERMP_NOSPACE;
1.128 schwarze 341: break;
1.213 ! schwarze 342: case ROFFT_EQN:
1.183 schwarze 343: if ( ! (n->flags & MDOC_LINE))
344: p->flags |= TERMP_NOSPACE;
1.135 schwarze 345: term_eqn(p, n->eqn);
1.185 schwarze 346: if (n->next != NULL && ! (n->next->flags & MDOC_LINE))
1.184 schwarze 347: p->flags |= TERMP_NOSPACE;
1.131 schwarze 348: break;
1.213 ! schwarze 349: case ROFFT_TBL:
1.212 schwarze 350: if (p->tbl.cols == NULL)
351: term_newln(p);
1.128 schwarze 352: term_tbl(p, n->span);
353: break;
354: default:
1.194 schwarze 355: if (termacts[n->tok].pre &&
356: (n->end == ENDBODY_NOT || n->nchild))
1.128 schwarze 357: chld = (*termacts[n->tok].pre)
1.147 schwarze 358: (p, &npair, meta, n);
1.128 schwarze 359: break;
360: }
1.95 schwarze 361:
1.60 schwarze 362: if (chld && n->child)
1.147 schwarze 363: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 364:
1.146 schwarze 365: term_fontpopq(p,
1.209 schwarze 366: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 367:
1.122 schwarze 368: switch (n->type) {
1.213 ! schwarze 369: case ROFFT_TEXT:
1.122 schwarze 370: break;
1.213 ! schwarze 371: case ROFFT_TBL:
1.131 schwarze 372: break;
1.213 ! schwarze 373: case ROFFT_EQN:
1.122 schwarze 374: break;
375: default:
376: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
377: break;
1.147 schwarze 378: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.93 schwarze 379:
380: /*
381: * Explicit end tokens not only call the post
382: * handler, but also tell the respective block
383: * that it must not call the post handler again.
384: */
1.95 schwarze 385: if (ENDBODY_NOT != n->end)
1.209 schwarze 386: n->body->flags |= MDOC_ENDED;
1.93 schwarze 387:
388: /*
389: * End of line terminating an implicit block
390: * while an explicit block is still open.
391: * Continue the explicit block without spacing.
392: */
393: if (ENDBODY_NOSPACE == n->end)
394: p->flags |= TERMP_NOSPACE;
1.122 schwarze 395: break;
1.93 schwarze 396: }
1.28 schwarze 397:
1.78 schwarze 398: if (MDOC_EOS & n->flags)
399: p->flags |= TERMP_SENTENCE;
400:
1.162 schwarze 401: if (MDOC_ll != n->tok) {
402: p->offset = offset;
403: p->rmargin = rmargin;
404: }
1.1 kristaps 405: }
406:
407: static void
1.87 schwarze 408: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 409: {
1.147 schwarze 410: const struct mdoc_meta *meta;
1.191 schwarze 411: size_t sz;
1.87 schwarze 412:
1.147 schwarze 413: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 414:
1.65 schwarze 415: term_fontrepl(p, TERMFONT_NONE);
416:
1.166 schwarze 417: /*
1.7 schwarze 418: * Output the footer in new-groff style, that is, three columns
419: * with the middle being the manual date and flanking columns
420: * being the operating system:
421: *
422: * SYSTEM DATE SYSTEM
423: */
424:
1.1 kristaps 425: term_vspace(p);
426:
1.7 schwarze 427: p->offset = 0;
1.191 schwarze 428: sz = term_strlen(p, meta->date);
429: p->rmargin = p->maxrmargin > sz ?
430: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 431: p->trailspace = 1;
1.1 kristaps 432: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
433:
1.147 schwarze 434: term_word(p, meta->os);
1.1 kristaps 435: term_flushln(p);
436:
1.7 schwarze 437: p->offset = p->rmargin;
1.191 schwarze 438: sz = term_strlen(p, meta->os);
439: p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 440: p->flags |= TERMP_NOSPACE;
1.7 schwarze 441:
1.147 schwarze 442: term_word(p, meta->date);
1.7 schwarze 443: term_flushln(p);
444:
1.1 kristaps 445: p->offset = p->rmargin;
446: p->rmargin = p->maxrmargin;
1.152 schwarze 447: p->trailspace = 0;
1.1 kristaps 448: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 449: p->flags |= TERMP_NOSPACE;
1.1 kristaps 450:
1.147 schwarze 451: term_word(p, meta->os);
1.1 kristaps 452: term_flushln(p);
1.7 schwarze 453:
454: p->offset = 0;
455: p->rmargin = p->maxrmargin;
456: p->flags = 0;
1.1 kristaps 457: }
458:
459: static void
1.87 schwarze 460: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 461: {
1.168 schwarze 462: const struct mdoc_meta *meta;
1.169 schwarze 463: char *volume, *title;
464: size_t vollen, titlen;
1.87 schwarze 465:
1.147 schwarze 466: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 467:
468: /*
469: * The header is strange. It has three components, which are
470: * really two with the first duplicated. It goes like this:
471: *
472: * IDENTIFIER TITLE IDENTIFIER
473: *
474: * The IDENTIFIER is NAME(SECTION), which is the command-name
475: * (if given, or "unknown" if not) followed by the manual page
476: * section. These are given in `Dt'. The TITLE is a free-form
477: * string depending on the manual volume. If not specified, it
478: * switches on the manual section.
479: */
1.137 schwarze 480:
1.147 schwarze 481: assert(meta->vol);
1.169 schwarze 482: if (NULL == meta->arch)
483: volume = mandoc_strdup(meta->vol);
484: else
485: mandoc_asprintf(&volume, "%s (%s)",
486: meta->vol, meta->arch);
487: vollen = term_strlen(p, volume);
1.1 kristaps 488:
1.177 schwarze 489: if (NULL == meta->msec)
490: title = mandoc_strdup(meta->title);
491: else
492: mandoc_asprintf(&title, "%s(%s)",
493: meta->title, meta->msec);
1.137 schwarze 494: titlen = term_strlen(p, title);
1.1 kristaps 495:
1.137 schwarze 496: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 497: p->trailspace = 1;
1.1 kristaps 498: p->offset = 0;
1.169 schwarze 499: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
500: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 501: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 502:
503: term_word(p, title);
504: term_flushln(p);
505:
1.137 schwarze 506: p->flags |= TERMP_NOSPACE;
1.1 kristaps 507: p->offset = p->rmargin;
1.169 schwarze 508: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.137 schwarze 509: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 510:
1.169 schwarze 511: term_word(p, volume);
1.1 kristaps 512: term_flushln(p);
513:
514: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 515: p->trailspace = 0;
1.137 schwarze 516: if (p->rmargin + titlen <= p->maxrmargin) {
517: p->flags |= TERMP_NOSPACE;
518: p->offset = p->rmargin;
519: p->rmargin = p->maxrmargin;
520: term_word(p, title);
521: term_flushln(p);
522: }
1.1 kristaps 523:
1.137 schwarze 524: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 525: p->offset = 0;
1.1 kristaps 526: p->rmargin = p->maxrmargin;
1.168 schwarze 527: free(title);
1.169 schwarze 528: free(volume);
1.1 kristaps 529: }
530:
1.201 schwarze 531: static int
1.89 schwarze 532: a2width(const struct termp *p, const char *v)
1.61 schwarze 533: {
534: struct roffsu su;
1.1 kristaps 535:
1.199 schwarze 536: if (a2roffsu(v, &su, SCALE_MAX) < 2) {
1.89 schwarze 537: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 538: su.scale /= term_strlen(p, "0");
1.201 schwarze 539: }
1.89 schwarze 540: return(term_hspan(p, &su));
1.1 kristaps 541: }
542:
1.68 schwarze 543: /*
544: * Determine how much space to print out before block elements of `It'
545: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
546: * too.
547: */
1.45 schwarze 548: static void
1.166 schwarze 549: print_bvspace(struct termp *p,
550: const struct mdoc_node *bl,
551: const struct mdoc_node *n)
1.1 kristaps 552: {
1.60 schwarze 553: const struct mdoc_node *nn;
1.138 schwarze 554:
555: assert(n);
1.1 kristaps 556:
557: term_newln(p);
1.88 schwarze 558:
1.121 schwarze 559: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 560: return;
1.121 schwarze 561: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 562: return;
563:
1.60 schwarze 564: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 565:
1.188 schwarze 566: nn = n;
567: while (nn->prev == NULL) {
568: do {
569: nn = nn->parent;
1.213 ! schwarze 570: if (nn->type == ROFFT_ROOT)
1.188 schwarze 571: return;
1.213 ! schwarze 572: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 573: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 574: return;
1.188 schwarze 575: if (nn->tok == MDOC_It &&
576: nn->parent->parent->norm->Bl.type != LIST_item)
577: break;
1.1 kristaps 578: }
579:
1.60 schwarze 580: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 581:
1.121 schwarze 582: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 583: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 584: return;
585:
1.60 schwarze 586: /* A `-diag' without body does not vspace. */
587:
1.121 schwarze 588: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 589: if (n->prev && MDOC_It == n->prev->tok) {
590: assert(n->prev->body);
591: if (NULL == n->prev->body->child)
1.45 schwarze 592: return;
593: }
594:
595: term_vspace(p);
1.162 schwarze 596: }
597:
598:
599: static int
600: termp_ll_pre(DECL_ARGS)
601: {
602:
1.163 schwarze 603: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.162 schwarze 604: return(0);
1.1 kristaps 605: }
606:
607: static int
608: termp_it_pre(DECL_ARGS)
609: {
1.201 schwarze 610: char buf[24];
1.60 schwarze 611: const struct mdoc_node *bl, *nn;
1.201 schwarze 612: size_t ncols, dcol;
613: int i, offset, width;
1.82 schwarze 614: enum mdoc_list type;
1.1 kristaps 615:
1.213 ! schwarze 616: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 617: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 618: return(1);
619: }
1.1 kristaps 620:
1.60 schwarze 621: bl = n->parent->parent->parent;
1.121 schwarze 622: type = bl->norm->Bl.type;
1.1 kristaps 623:
1.166 schwarze 624: /*
1.201 schwarze 625: * Defaults for specific list types.
626: */
627:
628: switch (type) {
629: case LIST_bullet:
630: /* FALLTHROUGH */
631: case LIST_dash:
632: /* FALLTHROUGH */
633: case LIST_hyphen:
634: /* FALLTHROUGH */
635: case LIST_enum:
636: width = term_len(p, 2);
637: break;
638: case LIST_hang:
639: width = term_len(p, 8);
640: break;
641: case LIST_column:
642: /* FALLTHROUGH */
643: case LIST_tag:
644: width = term_len(p, 10);
645: break;
646: default:
647: width = 0;
648: break;
649: }
650: offset = 0;
651:
652: /*
1.68 schwarze 653: * First calculate width and offset. This is pretty easy unless
654: * we're a -column list, in which case all prior columns must
655: * be accounted for.
656: */
657:
1.201 schwarze 658: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 659: offset = a2width(p, bl->norm->Bl.offs);
1.201 schwarze 660: if (offset < 0 && (size_t)(-offset) > p->offset)
661: offset = -p->offset;
662: else if (offset > SHRT_MAX)
663: offset = 0;
664: }
1.66 schwarze 665:
1.1 kristaps 666: switch (type) {
1.166 schwarze 667: case LIST_column:
1.213 ! schwarze 668: if (n->type == ROFFT_HEAD)
1.1 kristaps 669: break;
1.88 schwarze 670:
1.66 schwarze 671: /*
1.68 schwarze 672: * Imitate groff's column handling:
673: * - For each earlier column, add its width.
674: * - For less than 5 columns, add four more blanks per
675: * column.
676: * - For exactly 5 columns, add three more blank per
677: * column.
678: * - For more than 5 columns, add only one column.
1.66 schwarze 679: */
1.121 schwarze 680: ncols = bl->norm->Bl.ncols;
1.166 schwarze 681: dcol = ncols < 5 ? term_len(p, 4) :
682: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 683:
1.85 schwarze 684: /*
1.213 ! schwarze 685: * Calculate the offset by applying all prior ROFFT_BODY,
! 686: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 687: */
688:
1.166 schwarze 689: for (i = 0, nn = n->prev;
690: nn->prev && i < (int)ncols;
691: nn = nn->prev, i++)
692: offset += dcol + a2width(p,
693: bl->norm->Bl.cols[i]);
1.66 schwarze 694:
695: /*
1.68 schwarze 696: * When exceeding the declared number of columns, leave
697: * the remaining widths at 0. This will later be
698: * adjusted to the default width of 10, or, for the last
699: * column, stretched to the right margin.
1.46 schwarze 700: */
1.68 schwarze 701: if (i >= (int)ncols)
702: break;
1.46 schwarze 703:
1.66 schwarze 704: /*
1.68 schwarze 705: * Use the declared column widths, extended as explained
706: * in the preceding paragraph.
1.66 schwarze 707: */
1.121 schwarze 708: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 709: break;
710: default:
1.121 schwarze 711: if (NULL == bl->norm->Bl.width)
1.68 schwarze 712: break;
713:
1.166 schwarze 714: /*
1.68 schwarze 715: * Note: buffer the width by 2, which is groff's magic
716: * number for buffering single arguments. See the above
717: * handling for column for how this changes.
718: */
1.121 schwarze 719: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.201 schwarze 720: if (width < 0 && (size_t)(-width) > p->offset)
721: width = -p->offset;
722: else if (width > SHRT_MAX)
723: width = 0;
1.1 kristaps 724: break;
725: }
726:
1.166 schwarze 727: /*
1.16 schwarze 728: * Whitespace control. Inset bodies need an initial space,
729: * while diagonal bodies need two.
1.1 kristaps 730: */
731:
1.42 schwarze 732: p->flags |= TERMP_NOSPACE;
733:
1.1 kristaps 734: switch (type) {
1.166 schwarze 735: case LIST_diag:
1.213 ! schwarze 736: if (n->type == ROFFT_BODY)
1.48 schwarze 737: term_word(p, "\\ \\ ");
1.42 schwarze 738: break;
1.166 schwarze 739: case LIST_inset:
1.213 ! schwarze 740: if (n->type == ROFFT_BODY && n->parent->head->nchild)
1.42 schwarze 741: term_word(p, "\\ ");
1.1 kristaps 742: break;
743: default:
744: break;
745: }
746:
1.42 schwarze 747: p->flags |= TERMP_NOSPACE;
748:
1.1 kristaps 749: switch (type) {
1.166 schwarze 750: case LIST_diag:
1.213 ! schwarze 751: if (n->type == ROFFT_HEAD)
1.65 schwarze 752: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 753: break;
754: default:
755: break;
756: }
757:
758: /*
1.68 schwarze 759: * Pad and break control. This is the tricky part. These flags
760: * are documented in term_flushln() in term.c. Note that we're
761: * going to unset all of these flags in termp_it_post() when we
762: * exit.
1.1 kristaps 763: */
764:
765: switch (type) {
1.166 schwarze 766: case LIST_enum:
1.144 schwarze 767: /*
768: * Weird special case.
1.201 schwarze 769: * Some very narrow lists actually hang.
1.144 schwarze 770: */
771: /* FALLTHROUGH */
1.166 schwarze 772: case LIST_bullet:
1.1 kristaps 773: /* FALLTHROUGH */
1.166 schwarze 774: case LIST_dash:
1.1 kristaps 775: /* FALLTHROUGH */
1.166 schwarze 776: case LIST_hyphen:
1.201 schwarze 777: if (width <= (int)term_len(p, 2))
778: p->flags |= TERMP_HANG;
1.213 ! schwarze 779: if (n->type != ROFFT_HEAD)
1.152 schwarze 780: break;
781: p->flags |= TERMP_NOBREAK;
782: p->trailspace = 1;
1.33 schwarze 783: break;
1.166 schwarze 784: case LIST_hang:
1.213 ! schwarze 785: if (n->type != ROFFT_HEAD)
1.47 schwarze 786: break;
787:
788: /*
789: * This is ugly. If `-hang' is specified and the body
790: * is a `Bl' or `Bd', then we want basically to nullify
791: * the "overstep" effect in term_flushln() and treat
792: * this as a `-ohang' list instead.
793: */
1.178 schwarze 794: if (NULL != n->next &&
795: NULL != n->next->child &&
1.166 schwarze 796: (MDOC_Bl == n->next->child->tok ||
797: MDOC_Bd == n->next->child->tok))
1.152 schwarze 798: break;
799:
1.165 schwarze 800: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 801: p->trailspace = 1;
1.33 schwarze 802: break;
1.166 schwarze 803: case LIST_tag:
1.213 ! schwarze 804: if (n->type != ROFFT_HEAD)
1.33 schwarze 805: break;
1.152 schwarze 806:
1.165 schwarze 807: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 808: p->trailspace = 2;
809:
1.60 schwarze 810: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 811: p->flags |= TERMP_DANGLE;
1.1 kristaps 812: break;
1.166 schwarze 813: case LIST_column:
1.213 ! schwarze 814: if (n->type == ROFFT_HEAD)
1.85 schwarze 815: break;
816:
1.152 schwarze 817: if (NULL == n->next) {
1.85 schwarze 818: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 819: p->trailspace = 0;
820: } else {
1.85 schwarze 821: p->flags |= TERMP_NOBREAK;
1.152 schwarze 822: p->trailspace = 1;
823: }
1.85 schwarze 824:
1.1 kristaps 825: break;
1.166 schwarze 826: case LIST_diag:
1.213 ! schwarze 827: if (n->type != ROFFT_HEAD)
1.152 schwarze 828: break;
1.165 schwarze 829: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 830: p->trailspace = 1;
1.1 kristaps 831: break;
832: default:
833: break;
834: }
835:
1.166 schwarze 836: /*
1.1 kristaps 837: * Margin control. Set-head-width lists have their right
838: * margins shortened. The body for these lists has the offset
839: * necessarily lengthened. Everybody gets the offset.
840: */
841:
842: p->offset += offset;
843:
844: switch (type) {
1.166 schwarze 845: case LIST_hang:
1.47 schwarze 846: /*
847: * Same stipulation as above, regarding `-hang'. We
848: * don't want to recalculate rmargin and offsets when
849: * using `Bd' or `Bl' within `-hang' overstep lists.
850: */
1.213 ! schwarze 851: if (n->type == ROFFT_HEAD &&
1.178 schwarze 852: NULL != n->next &&
853: NULL != n->next->child &&
1.166 schwarze 854: (MDOC_Bl == n->next->child->tok ||
855: MDOC_Bd == n->next->child->tok))
1.47 schwarze 856: break;
857: /* FALLTHROUGH */
1.166 schwarze 858: case LIST_bullet:
1.1 kristaps 859: /* FALLTHROUGH */
1.166 schwarze 860: case LIST_dash:
1.1 kristaps 861: /* FALLTHROUGH */
1.166 schwarze 862: case LIST_enum:
1.1 kristaps 863: /* FALLTHROUGH */
1.166 schwarze 864: case LIST_hyphen:
1.33 schwarze 865: /* FALLTHROUGH */
1.166 schwarze 866: case LIST_tag:
1.213 ! schwarze 867: if (n->type == ROFFT_HEAD)
1.1 kristaps 868: p->rmargin = p->offset + width;
1.191 schwarze 869: else
1.1 kristaps 870: p->offset += width;
871: break;
1.166 schwarze 872: case LIST_column:
1.41 schwarze 873: assert(width);
1.1 kristaps 874: p->rmargin = p->offset + width;
1.166 schwarze 875: /*
1.43 schwarze 876: * XXX - this behaviour is not documented: the
877: * right-most column is filled to the right margin.
878: */
1.213 ! schwarze 879: if (n->type == ROFFT_HEAD)
1.85 schwarze 880: break;
881: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 882: p->rmargin = p->maxrmargin;
1.1 kristaps 883: break;
884: default:
885: break;
886: }
887:
1.166 schwarze 888: /*
1.1 kristaps 889: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 890: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 891: */
892:
1.213 ! schwarze 893: if (n->type == ROFFT_HEAD)
1.1 kristaps 894: switch (type) {
1.166 schwarze 895: case LIST_bullet:
1.65 schwarze 896: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 897: term_word(p, "\\[bu]");
1.65 schwarze 898: term_fontpop(p);
1.1 kristaps 899: break;
1.166 schwarze 900: case LIST_dash:
1.1 kristaps 901: /* FALLTHROUGH */
1.166 schwarze 902: case LIST_hyphen:
1.65 schwarze 903: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 904: term_word(p, "\\(hy");
1.65 schwarze 905: term_fontpop(p);
1.1 kristaps 906: break;
1.166 schwarze 907: case LIST_enum:
1.1 kristaps 908: (pair->ppair->ppair->count)++;
1.167 schwarze 909: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 910: pair->ppair->ppair->count);
1.1 kristaps 911: term_word(p, buf);
912: break;
913: default:
914: break;
915: }
1.12 schwarze 916:
1.166 schwarze 917: /*
1.1 kristaps 918: * If we're not going to process our children, indicate so here.
919: */
920:
921: switch (type) {
1.166 schwarze 922: case LIST_bullet:
1.1 kristaps 923: /* FALLTHROUGH */
1.166 schwarze 924: case LIST_item:
1.1 kristaps 925: /* FALLTHROUGH */
1.166 schwarze 926: case LIST_dash:
1.1 kristaps 927: /* FALLTHROUGH */
1.166 schwarze 928: case LIST_hyphen:
1.1 kristaps 929: /* FALLTHROUGH */
1.166 schwarze 930: case LIST_enum:
1.213 ! schwarze 931: if (n->type == ROFFT_HEAD)
1.1 kristaps 932: return(0);
933: break;
1.166 schwarze 934: case LIST_column:
1.213 ! schwarze 935: if (n->type == ROFFT_HEAD)
1.1 kristaps 936: return(0);
937: break;
938: default:
939: break;
940: }
941:
942: return(1);
943: }
944:
945: static void
946: termp_it_post(DECL_ARGS)
947: {
1.82 schwarze 948: enum mdoc_list type;
1.1 kristaps 949:
1.213 ! schwarze 950: if (n->type == ROFFT_BLOCK)
1.1 kristaps 951: return;
952:
1.121 schwarze 953: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 954:
955: switch (type) {
1.166 schwarze 956: case LIST_item:
1.44 schwarze 957: /* FALLTHROUGH */
1.166 schwarze 958: case LIST_diag:
1.1 kristaps 959: /* FALLTHROUGH */
1.166 schwarze 960: case LIST_inset:
1.213 ! schwarze 961: if (n->type == ROFFT_BODY)
1.74 schwarze 962: term_newln(p);
1.1 kristaps 963: break;
1.166 schwarze 964: case LIST_column:
1.213 ! schwarze 965: if (n->type == ROFFT_BODY)
1.1 kristaps 966: term_flushln(p);
967: break;
968: default:
1.74 schwarze 969: term_newln(p);
1.1 kristaps 970: break;
971: }
972:
1.166 schwarze 973: /*
1.68 schwarze 974: * Now that our output is flushed, we can reset our tags. Since
975: * only `It' sets these flags, we're free to assume that nobody
976: * has munged them in the meanwhile.
977: */
978:
1.165 schwarze 979: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
980: TERMP_DANGLE | TERMP_HANG);
1.152 schwarze 981: p->trailspace = 0;
1.1 kristaps 982: }
983:
984: static int
985: termp_nm_pre(DECL_ARGS)
986: {
1.195 schwarze 987: const char *cp;
1.1 kristaps 988:
1.213 ! schwarze 989: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 990: p->flags |= TERMP_PREKEEP;
1.94 schwarze 991: return(1);
1.155 schwarze 992: }
1.94 schwarze 993:
1.213 ! schwarze 994: if (n->type == ROFFT_BODY) {
1.94 schwarze 995: if (NULL == n->child)
996: return(0);
1.136 schwarze 997: p->flags |= TERMP_NOSPACE;
1.195 schwarze 998: cp = NULL;
999: if (n->prev->child != NULL)
1000: cp = n->prev->child->string;
1001: if (cp == NULL)
1002: cp = meta->name;
1003: if (cp == NULL)
1004: p->offset += term_len(p, 6);
1005: else
1006: p->offset += term_len(p, 1) + term_strlen(p, cp);
1.94 schwarze 1007: return(1);
1008: }
1009:
1.147 schwarze 1010: if (NULL == n->child && NULL == meta->name)
1.94 schwarze 1011: return(0);
1.81 schwarze 1012:
1.213 ! schwarze 1013: if (n->type == ROFFT_HEAD)
1.97 schwarze 1014: synopsis_pre(p, n->parent);
1.65 schwarze 1015:
1.213 ! schwarze 1016: if (n->type == ROFFT_HEAD &&
1.178 schwarze 1017: NULL != n->next && NULL != n->next->child) {
1.165 schwarze 1018: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 1019: p->trailspace = 1;
1.105 schwarze 1020: p->rmargin = p->offset + term_len(p, 1);
1021: if (NULL == n->child) {
1.147 schwarze 1022: p->rmargin += term_strlen(p, meta->name);
1.213 ! schwarze 1023: } else if (n->child->type == ROFFT_TEXT) {
1.105 schwarze 1024: p->rmargin += term_strlen(p, n->child->string);
1025: if (n->child->next)
1026: p->flags |= TERMP_HANG;
1027: } else {
1028: p->rmargin += term_len(p, 5);
1029: p->flags |= TERMP_HANG;
1030: }
1.94 schwarze 1031: }
1032:
1.65 schwarze 1033: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1034: if (NULL == n->child)
1.147 schwarze 1035: term_word(p, meta->name);
1.1 kristaps 1036: return(1);
1037: }
1038:
1.94 schwarze 1039: static void
1040: termp_nm_post(DECL_ARGS)
1041: {
1042:
1.213 ! schwarze 1043: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 1044: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 ! schwarze 1045: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 1046: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 1047: term_flushln(p);
1.165 schwarze 1048: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1049: p->trailspace = 0;
1.213 ! schwarze 1050: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1051: term_flushln(p);
1052: }
1053:
1.1 kristaps 1054: static int
1055: termp_fl_pre(DECL_ARGS)
1056: {
1057:
1.65 schwarze 1058: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1059: term_word(p, "\\-");
1.67 schwarze 1060:
1.179 schwarze 1061: if ( ! (n->nchild == 0 &&
1062: (n->next == NULL ||
1.213 ! schwarze 1063: n->next->type == ROFFT_TEXT ||
1.179 schwarze 1064: n->next->flags & MDOC_LINE)))
1.73 schwarze 1065: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1066:
1.1 kristaps 1067: return(1);
1.49 schwarze 1068: }
1069:
1070: static int
1.104 schwarze 1071: termp__a_pre(DECL_ARGS)
1072: {
1073:
1074: if (n->prev && MDOC__A == n->prev->tok)
1075: if (NULL == n->next || MDOC__A != n->next->tok)
1076: term_word(p, "and");
1077:
1078: return(1);
1079: }
1080:
1081: static int
1.49 schwarze 1082: termp_an_pre(DECL_ARGS)
1083: {
1084:
1.181 schwarze 1085: if (n->norm->An.auth == AUTH_split) {
1086: p->flags &= ~TERMP_NOSPLIT;
1087: p->flags |= TERMP_SPLIT;
1088: return(0);
1089: }
1090: if (n->norm->An.auth == AUTH_nosplit) {
1091: p->flags &= ~TERMP_SPLIT;
1092: p->flags |= TERMP_NOSPLIT;
1093: return(0);
1094: }
1.166 schwarze 1095:
1.181 schwarze 1096: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1097: term_newln(p);
1098:
1.181 schwarze 1099: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1100: p->flags |= TERMP_SPLIT;
1.49 schwarze 1101:
1102: return(1);
1.1 kristaps 1103: }
1104:
1105: static int
1106: termp_ns_pre(DECL_ARGS)
1107: {
1108:
1.127 schwarze 1109: if ( ! (MDOC_LINE & n->flags))
1110: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1111: return(1);
1112: }
1113:
1114: static int
1115: termp_rs_pre(DECL_ARGS)
1116: {
1117:
1.60 schwarze 1118: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1119: return(1);
1.213 ! schwarze 1120: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1121: term_vspace(p);
1122: return(1);
1123: }
1124:
1125: static int
1126: termp_rv_pre(DECL_ARGS)
1127: {
1.132 schwarze 1128: int nchild;
1.1 kristaps 1129:
1130: term_newln(p);
1131:
1.132 schwarze 1132: nchild = n->nchild;
1.175 schwarze 1133: if (nchild > 0) {
1134: term_word(p, "The");
1.132 schwarze 1135:
1.175 schwarze 1136: for (n = n->child; n; n = n->next) {
1137: term_fontpush(p, TERMFONT_BOLD);
1138: term_word(p, n->string);
1139: term_fontpop(p);
1.132 schwarze 1140:
1141: p->flags |= TERMP_NOSPACE;
1.175 schwarze 1142: term_word(p, "()");
1143:
1144: if (n->next == NULL)
1145: continue;
1146:
1147: if (nchild > 2) {
1148: p->flags |= TERMP_NOSPACE;
1149: term_word(p, ",");
1150: }
1151: if (n->next->next == NULL)
1152: term_word(p, "and");
1.132 schwarze 1153: }
1154:
1.175 schwarze 1155: if (nchild > 1)
1156: term_word(p, "functions return");
1157: else
1158: term_word(p, "function returns");
1159:
1160: term_word(p, "the value\\~0 if successful;");
1161: } else
1162: term_word(p, "Upon successful completion,"
1163: " the value\\~0 is returned;");
1.1 kristaps 1164:
1.175 schwarze 1165: term_word(p, "otherwise the value\\~\\-1 is returned"
1166: " and the global variable");
1.1 kristaps 1167:
1.65 schwarze 1168: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1169: term_word(p, "errno");
1.65 schwarze 1170: term_fontpop(p);
1.1 kristaps 1171:
1.166 schwarze 1172: term_word(p, "is set to indicate the error.");
1.84 schwarze 1173: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1174:
1.53 schwarze 1175: return(0);
1.1 kristaps 1176: }
1177:
1178: static int
1179: termp_ex_pre(DECL_ARGS)
1180: {
1.132 schwarze 1181: int nchild;
1.1 kristaps 1182:
1.132 schwarze 1183: term_newln(p);
1.53 schwarze 1184: term_word(p, "The");
1.1 kristaps 1185:
1.132 schwarze 1186: nchild = n->nchild;
1187: for (n = n->child; n; n = n->next) {
1.65 schwarze 1188: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1189: term_word(p, n->string);
1.65 schwarze 1190: term_fontpop(p);
1.132 schwarze 1191:
1192: if (nchild > 2 && n->next) {
1193: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1194: term_word(p, ",");
1.132 schwarze 1195: }
1196:
1197: if (n->next && NULL == n->next->next)
1198: term_word(p, "and");
1.53 schwarze 1199: }
1200:
1.132 schwarze 1201: if (nchild > 1)
1.175 schwarze 1202: term_word(p, "utilities exit\\~0");
1.53 schwarze 1203: else
1.175 schwarze 1204: term_word(p, "utility exits\\~0");
1.53 schwarze 1205:
1.175 schwarze 1206: term_word(p, "on success, and\\~>0 if an error occurs.");
1.132 schwarze 1207:
1.84 schwarze 1208: p->flags |= TERMP_SENTENCE;
1.53 schwarze 1209: return(0);
1.1 kristaps 1210: }
1211:
1212: static int
1213: termp_nd_pre(DECL_ARGS)
1214: {
1.25 schwarze 1215:
1.213 ! schwarze 1216: if (n->type == ROFFT_BODY)
1.196 schwarze 1217: term_word(p, "\\(en");
1.1 kristaps 1218: return(1);
1219: }
1220:
1.73 schwarze 1221: static int
1222: termp_bl_pre(DECL_ARGS)
1223: {
1224:
1.213 ! schwarze 1225: return(n->type != ROFFT_HEAD);
1.73 schwarze 1226: }
1227:
1.1 kristaps 1228: static void
1229: termp_bl_post(DECL_ARGS)
1230: {
1231:
1.213 ! schwarze 1232: if (n->type == ROFFT_BLOCK)
1.1 kristaps 1233: term_newln(p);
1234: }
1235:
1236: static int
1237: termp_xr_pre(DECL_ARGS)
1238: {
1239:
1.132 schwarze 1240: if (NULL == (n = n->child))
1.72 schwarze 1241: return(0);
1242:
1.213 ! schwarze 1243: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1244: term_word(p, n->string);
1.10 schwarze 1245:
1.166 schwarze 1246: if (NULL == (n = n->next))
1.1 kristaps 1247: return(0);
1.132 schwarze 1248:
1.1 kristaps 1249: p->flags |= TERMP_NOSPACE;
1250: term_word(p, "(");
1.132 schwarze 1251: p->flags |= TERMP_NOSPACE;
1252:
1.213 ! schwarze 1253: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1254: term_word(p, n->string);
1255:
1256: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1257: term_word(p, ")");
1.60 schwarze 1258:
1.1 kristaps 1259: return(0);
1260: }
1261:
1.86 schwarze 1262: /*
1263: * This decides how to assert whitespace before any of the SYNOPSIS set
1264: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1265: * macro combos).
1266: */
1267: static void
1268: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1269: {
1.166 schwarze 1270: /*
1.86 schwarze 1271: * Obviously, if we're not in a SYNOPSIS or no prior macros
1272: * exist, do nothing.
1273: */
1.92 schwarze 1274: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1275: return;
1276:
1277: /*
1278: * If we're the second in a pair of like elements, emit our
1279: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1280: * case we soldier on.
1281: */
1.166 schwarze 1282: if (n->prev->tok == n->tok &&
1283: MDOC_Ft != n->tok &&
1284: MDOC_Fo != n->tok &&
1285: MDOC_Fn != n->tok) {
1.86 schwarze 1286: term_newln(p);
1287: return;
1288: }
1289:
1290: /*
1291: * If we're one of the SYNOPSIS set and non-like pair-wise after
1292: * another (or Fn/Fo, which we've let slip through) then assert
1293: * vertical space, else only newline and move on.
1294: */
1295: switch (n->prev->tok) {
1.166 schwarze 1296: case MDOC_Fd:
1.86 schwarze 1297: /* FALLTHROUGH */
1.166 schwarze 1298: case MDOC_Fn:
1.86 schwarze 1299: /* FALLTHROUGH */
1.166 schwarze 1300: case MDOC_Fo:
1.86 schwarze 1301: /* FALLTHROUGH */
1.166 schwarze 1302: case MDOC_In:
1.86 schwarze 1303: /* FALLTHROUGH */
1.166 schwarze 1304: case MDOC_Vt:
1.86 schwarze 1305: term_vspace(p);
1306: break;
1.166 schwarze 1307: case MDOC_Ft:
1.86 schwarze 1308: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1309: term_vspace(p);
1310: break;
1311: }
1312: /* FALLTHROUGH */
1313: default:
1314: term_newln(p);
1315: break;
1316: }
1317: }
1318:
1.69 schwarze 1319: static int
1320: termp_vt_pre(DECL_ARGS)
1321: {
1322:
1.213 ! schwarze 1323: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1324: synopsis_pre(p, n);
1.147 schwarze 1325: return(termp_under_pre(p, pair, meta, n));
1.213 ! schwarze 1326: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1327: synopsis_pre(p, n);
1328: return(1);
1.213 ! schwarze 1329: } else if (n->type == ROFFT_HEAD)
1.69 schwarze 1330: return(0);
1331:
1.147 schwarze 1332: return(termp_under_pre(p, pair, meta, n));
1.69 schwarze 1333: }
1334:
1.1 kristaps 1335: static int
1.54 schwarze 1336: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1337: {
1338:
1.65 schwarze 1339: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1340: return(1);
1341: }
1342:
1.86 schwarze 1343: static int
1344: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1345: {
1346:
1.86 schwarze 1347: synopsis_pre(p, n);
1.147 schwarze 1348: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1349: }
1350:
1.143 schwarze 1351: static void
1352: termp_fd_post(DECL_ARGS)
1353: {
1354:
1355: term_newln(p);
1356: }
1357:
1.1 kristaps 1358: static int
1359: termp_sh_pre(DECL_ARGS)
1360: {
1.60 schwarze 1361:
1362: switch (n->type) {
1.213 ! schwarze 1363: case ROFFT_BLOCK:
1.192 schwarze 1364: /*
1365: * Vertical space before sections, except
1366: * when the previous section was empty.
1367: */
1368: if (n->prev == NULL ||
1369: MDOC_Sh != n->prev->tok ||
1370: (n->prev->body != NULL &&
1371: n->prev->body->child != NULL))
1372: term_vspace(p);
1.52 schwarze 1373: break;
1.213 ! schwarze 1374: case ROFFT_HEAD:
1.65 schwarze 1375: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1376: break;
1.213 ! schwarze 1377: case ROFFT_BODY:
1.140 schwarze 1378: p->offset = term_len(p, p->defindent);
1.141 schwarze 1379: if (SEC_AUTHORS == n->sec)
1380: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1381: break;
1382: default:
1383: break;
1384: }
1385: return(1);
1386: }
1387:
1388: static void
1389: termp_sh_post(DECL_ARGS)
1390: {
1391:
1.60 schwarze 1392: switch (n->type) {
1.213 ! schwarze 1393: case ROFFT_HEAD:
1.1 kristaps 1394: term_newln(p);
1395: break;
1.213 ! schwarze 1396: case ROFFT_BODY:
1.1 kristaps 1397: term_newln(p);
1398: p->offset = 0;
1399: break;
1400: default:
1401: break;
1402: }
1403: }
1404:
1405: static int
1406: termp_bt_pre(DECL_ARGS)
1407: {
1408:
1409: term_word(p, "is currently in beta test.");
1.84 schwarze 1410: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1411: return(0);
1.1 kristaps 1412: }
1413:
1414: static void
1415: termp_lb_post(DECL_ARGS)
1416: {
1417:
1.77 schwarze 1418: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1419: term_newln(p);
1.1 kristaps 1420: }
1421:
1422: static int
1423: termp_ud_pre(DECL_ARGS)
1424: {
1425:
1426: term_word(p, "currently under development.");
1.84 schwarze 1427: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1428: return(0);
1.1 kristaps 1429: }
1430:
1431: static int
1432: termp_d1_pre(DECL_ARGS)
1433: {
1434:
1.213 ! schwarze 1435: if (n->type != ROFFT_BLOCK)
1.1 kristaps 1436: return(1);
1437: term_newln(p);
1.140 schwarze 1438: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1439: return(1);
1440: }
1441:
1442: static int
1443: termp_ft_pre(DECL_ARGS)
1444: {
1445:
1.85 schwarze 1446: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1447: synopsis_pre(p, n);
1.65 schwarze 1448: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1449: return(1);
1450: }
1451:
1452: static int
1453: termp_fn_pre(DECL_ARGS)
1454: {
1.159 schwarze 1455: size_t rmargin = 0;
1.132 schwarze 1456: int pretty;
1457:
1458: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1459:
1.86 schwarze 1460: synopsis_pre(p, n);
1.85 schwarze 1461:
1.132 schwarze 1462: if (NULL == (n = n->child))
1463: return(0);
1464:
1.153 schwarze 1465: if (pretty) {
1466: rmargin = p->rmargin;
1.159 schwarze 1467: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 1468: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1469: }
1470:
1.213 ! schwarze 1471: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1472: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1473: term_word(p, n->string);
1.65 schwarze 1474: term_fontpop(p);
1.1 kristaps 1475:
1.153 schwarze 1476: if (pretty) {
1477: term_flushln(p);
1.165 schwarze 1478: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.153 schwarze 1479: p->offset = p->rmargin;
1480: p->rmargin = rmargin;
1481: }
1482:
1.1 kristaps 1483: p->flags |= TERMP_NOSPACE;
1484: term_word(p, "(");
1.132 schwarze 1485: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1486:
1.132 schwarze 1487: for (n = n->next; n; n = n->next) {
1.213 ! schwarze 1488: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1489: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1490: if (pretty)
1491: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1492: term_word(p, n->string);
1.65 schwarze 1493: term_fontpop(p);
1494:
1.132 schwarze 1495: if (n->next) {
1496: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1497: term_word(p, ",");
1.132 schwarze 1498: }
1.1 kristaps 1499: }
1500:
1.132 schwarze 1501: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1502: term_word(p, ")");
1503:
1.132 schwarze 1504: if (pretty) {
1505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1506: term_word(p, ";");
1.153 schwarze 1507: term_flushln(p);
1.132 schwarze 1508: }
1.1 kristaps 1509:
1510: return(0);
1511: }
1512:
1513: static int
1514: termp_fa_pre(DECL_ARGS)
1515: {
1.60 schwarze 1516: const struct mdoc_node *nn;
1.1 kristaps 1517:
1.60 schwarze 1518: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1519: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1520: return(1);
1521: }
1522:
1.60 schwarze 1523: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1524: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1525: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1526: term_word(p, nn->string);
1.65 schwarze 1527: term_fontpop(p);
1528:
1.158 schwarze 1529: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1530: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1531: term_word(p, ",");
1.132 schwarze 1532: }
1.1 kristaps 1533: }
1534:
1535: return(0);
1536: }
1537:
1538: static int
1539: termp_bd_pre(DECL_ARGS)
1540: {
1.174 schwarze 1541: size_t tabwidth, lm, len, rm, rmax;
1.146 schwarze 1542: struct mdoc_node *nn;
1.201 schwarze 1543: int offset;
1.1 kristaps 1544:
1.213 ! schwarze 1545: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1546: print_bvspace(p, n, n);
1.45 schwarze 1547: return(1);
1.213 ! schwarze 1548: } else if (n->type == ROFFT_HEAD)
1.73 schwarze 1549: return(0);
1.1 kristaps 1550:
1.187 schwarze 1551: /* Handle the -offset argument. */
1552:
1553: if (n->norm->Bd.offs == NULL ||
1554: ! strcmp(n->norm->Bd.offs, "left"))
1555: /* nothing */;
1556: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1557: p->offset += term_len(p, p->defindent + 1);
1558: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1559: p->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1560: else {
1561: offset = a2width(p, n->norm->Bd.offs);
1562: if (offset < 0 && (size_t)(-offset) > p->offset)
1563: p->offset = 0;
1564: else if (offset < SHRT_MAX)
1565: p->offset += offset;
1566: }
1.60 schwarze 1567:
1568: /*
1569: * If -ragged or -filled are specified, the block does nothing
1570: * but change the indentation. If -unfilled or -literal are
1571: * specified, text is printed exactly as entered in the display:
1572: * for macro lines, a newline is appended to the line. Blank
1573: * lines are allowed.
1574: */
1.166 schwarze 1575:
1576: if (DISP_literal != n->norm->Bd.type &&
1.174 schwarze 1577: DISP_unfilled != n->norm->Bd.type &&
1578: DISP_centered != n->norm->Bd.type)
1.1 kristaps 1579: return(1);
1580:
1.75 schwarze 1581: tabwidth = p->tabwidth;
1.123 schwarze 1582: if (DISP_literal == n->norm->Bd.type)
1583: p->tabwidth = term_len(p, 8);
1584:
1.174 schwarze 1585: lm = p->offset;
1.77 schwarze 1586: rm = p->rmargin;
1587: rmax = p->maxrmargin;
1588: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1589:
1.60 schwarze 1590: for (nn = n->child; nn; nn = nn->next) {
1.174 schwarze 1591: if (DISP_centered == n->norm->Bd.type) {
1.213 ! schwarze 1592: if (nn->type == ROFFT_TEXT) {
1.174 schwarze 1593: len = term_strlen(p, nn->string);
1594: p->offset = len >= rm ? 0 :
1595: lm + len >= rm ? rm - len :
1596: (lm + rm - len) / 2;
1597: } else
1598: p->offset = lm;
1599: }
1.147 schwarze 1600: print_mdoc_node(p, pair, meta, nn);
1.108 schwarze 1601: /*
1602: * If the printed node flushes its own line, then we
1603: * needn't do it here as well. This is hacky, but the
1604: * notion of selective eoln whitespace is pretty dumb
1605: * anyway, so don't sweat it.
1606: */
1607: switch (nn->tok) {
1.166 schwarze 1608: case MDOC_Sm:
1.112 schwarze 1609: /* FALLTHROUGH */
1.166 schwarze 1610: case MDOC_br:
1.108 schwarze 1611: /* FALLTHROUGH */
1.166 schwarze 1612: case MDOC_sp:
1.108 schwarze 1613: /* FALLTHROUGH */
1.166 schwarze 1614: case MDOC_Bl:
1.115 schwarze 1615: /* FALLTHROUGH */
1.166 schwarze 1616: case MDOC_D1:
1.115 schwarze 1617: /* FALLTHROUGH */
1.166 schwarze 1618: case MDOC_Dl:
1.108 schwarze 1619: /* FALLTHROUGH */
1.166 schwarze 1620: case MDOC_Lp:
1.108 schwarze 1621: /* FALLTHROUGH */
1.166 schwarze 1622: case MDOC_Pp:
1.108 schwarze 1623: continue;
1624: default:
1625: break;
1626: }
1.198 schwarze 1627: if (p->flags & TERMP_NONEWLINE ||
1628: (nn->next && ! (nn->next->flags & MDOC_LINE)))
1.100 schwarze 1629: continue;
1630: term_flushln(p);
1.48 schwarze 1631: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1632: }
1.88 schwarze 1633:
1.75 schwarze 1634: p->tabwidth = tabwidth;
1.77 schwarze 1635: p->rmargin = rm;
1636: p->maxrmargin = rmax;
1.1 kristaps 1637: return(0);
1638: }
1639:
1640: static void
1641: termp_bd_post(DECL_ARGS)
1642: {
1.77 schwarze 1643: size_t rm, rmax;
1.1 kristaps 1644:
1.213 ! schwarze 1645: if (n->type != ROFFT_BODY)
1.1 kristaps 1646: return;
1.77 schwarze 1647:
1648: rm = p->rmargin;
1649: rmax = p->maxrmargin;
1650:
1.166 schwarze 1651: if (DISP_literal == n->norm->Bd.type ||
1652: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1653: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1654:
1.48 schwarze 1655: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1656: term_newln(p);
1.77 schwarze 1657:
1658: p->rmargin = rm;
1659: p->maxrmargin = rmax;
1.1 kristaps 1660: }
1661:
1.126 schwarze 1662: static int
1663: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1664: {
1665:
1.126 schwarze 1666: if (NULL != (n = n->child)) {
1667: term_word(p, n->string);
1668: p->flags |= TERMP_NOSPACE;
1669: term_word(p, "BSD");
1670: } else {
1671: term_word(p, "BSD");
1672: return(0);
1673: }
1674:
1675: if (NULL != (n = n->next)) {
1676: p->flags |= TERMP_NOSPACE;
1677: term_word(p, "-");
1.1 kristaps 1678: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1679: term_word(p, n->string);
1680: }
1681:
1682: return(0);
1.1 kristaps 1683: }
1684:
1685: static int
1.26 schwarze 1686: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1687: {
1.26 schwarze 1688: const char *pp;
1.129 schwarze 1689: int flags;
1.1 kristaps 1690:
1.26 schwarze 1691: pp = NULL;
1.60 schwarze 1692: switch (n->tok) {
1.166 schwarze 1693: case MDOC_Bsx:
1.113 schwarze 1694: pp = "BSD/OS";
1.26 schwarze 1695: break;
1.166 schwarze 1696: case MDOC_Dx:
1.64 schwarze 1697: pp = "DragonFly";
1.26 schwarze 1698: break;
1.166 schwarze 1699: case MDOC_Fx:
1.26 schwarze 1700: pp = "FreeBSD";
1701: break;
1.166 schwarze 1702: case MDOC_Nx:
1.26 schwarze 1703: pp = "NetBSD";
1704: break;
1.166 schwarze 1705: case MDOC_Ox:
1.26 schwarze 1706: pp = "OpenBSD";
1707: break;
1.166 schwarze 1708: case MDOC_Ux:
1.26 schwarze 1709: pp = "UNIX";
1710: break;
1711: default:
1.148 schwarze 1712: abort();
1713: /* NOTREACHED */
1.26 schwarze 1714: }
1.1 kristaps 1715:
1.26 schwarze 1716: term_word(p, pp);
1.129 schwarze 1717: if (n->child) {
1718: flags = p->flags;
1719: p->flags |= TERMP_KEEP;
1720: term_word(p, n->child->string);
1721: p->flags = flags;
1722: }
1723: return(0);
1.1 kristaps 1724: }
1725:
1726: static void
1727: termp_pf_post(DECL_ARGS)
1728: {
1729:
1.197 schwarze 1730: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1731: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1732: }
1733:
1734: static int
1735: termp_ss_pre(DECL_ARGS)
1736: {
1737:
1.60 schwarze 1738: switch (n->type) {
1.213 ! schwarze 1739: case ROFFT_BLOCK:
1.1 kristaps 1740: term_newln(p);
1.60 schwarze 1741: if (n->prev)
1.1 kristaps 1742: term_vspace(p);
1743: break;
1.213 ! schwarze 1744: case ROFFT_HEAD:
1.65 schwarze 1745: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1746: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1747: break;
1.213 ! schwarze 1748: case ROFFT_BODY:
1.176 schwarze 1749: p->offset = term_len(p, p->defindent);
1750: break;
1.1 kristaps 1751: default:
1752: break;
1753: }
1754:
1755: return(1);
1756: }
1757:
1758: static void
1759: termp_ss_post(DECL_ARGS)
1760: {
1761:
1.213 ! schwarze 1762: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1763: term_newln(p);
1764: }
1765:
1766: static int
1767: termp_cd_pre(DECL_ARGS)
1768: {
1769:
1.86 schwarze 1770: synopsis_pre(p, n);
1.65 schwarze 1771: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1772: return(1);
1773: }
1774:
1775: static int
1776: termp_in_pre(DECL_ARGS)
1777: {
1778:
1.86 schwarze 1779: synopsis_pre(p, n);
1.85 schwarze 1780:
1.92 schwarze 1781: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1782: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1783: term_word(p, "#include");
1.85 schwarze 1784: term_word(p, "<");
1785: } else {
1786: term_word(p, "<");
1787: term_fontpush(p, TERMFONT_UNDER);
1788: }
1.23 schwarze 1789:
1.1 kristaps 1790: p->flags |= TERMP_NOSPACE;
1791: return(1);
1792: }
1793:
1794: static void
1795: termp_in_post(DECL_ARGS)
1796: {
1797:
1.92 schwarze 1798: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1799: term_fontpush(p, TERMFONT_BOLD);
1800:
1.59 schwarze 1801: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1802: term_word(p, ">");
1803:
1.92 schwarze 1804: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1805: term_fontpop(p);
1.38 schwarze 1806: }
1807:
1808: static int
1809: termp_sp_pre(DECL_ARGS)
1810: {
1.199 schwarze 1811: struct roffsu su;
1.211 schwarze 1812: int i, len;
1.38 schwarze 1813:
1.60 schwarze 1814: switch (n->tok) {
1.166 schwarze 1815: case MDOC_sp:
1.199 schwarze 1816: if (n->child) {
1817: if ( ! a2roffsu(n->child->string, &su, SCALE_VS))
1818: su.scale = 1.0;
1819: len = term_vspan(p, &su);
1820: } else
1821: len = 1;
1.54 schwarze 1822: break;
1.166 schwarze 1823: case MDOC_br:
1.54 schwarze 1824: len = 0;
1825: break;
1826: default:
1827: len = 1;
1828: break;
1.38 schwarze 1829: }
1830:
1831: if (0 == len)
1832: term_newln(p);
1.211 schwarze 1833: else if (len < 0)
1834: p->skipvsp -= len;
1835: else
1836: for (i = 0; i < len; i++)
1837: term_vspace(p);
1.38 schwarze 1838:
1839: return(0);
1840: }
1841:
1842: static int
1.193 schwarze 1843: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1844: {
1845:
1846: return(0);
1847: }
1848:
1849: static int
1.107 schwarze 1850: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1851: {
1852:
1.213 ! schwarze 1853: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1854: return(1);
1855:
1.107 schwarze 1856: switch (n->tok) {
1.166 schwarze 1857: case MDOC_Ao:
1.107 schwarze 1858: /* FALLTHROUGH */
1.166 schwarze 1859: case MDOC_Aq:
1.202 schwarze 1860: term_word(p, n->nchild == 1 &&
1861: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1862: break;
1.166 schwarze 1863: case MDOC_Bro:
1.107 schwarze 1864: /* FALLTHROUGH */
1.166 schwarze 1865: case MDOC_Brq:
1.107 schwarze 1866: term_word(p, "{");
1867: break;
1.166 schwarze 1868: case MDOC_Oo:
1.107 schwarze 1869: /* FALLTHROUGH */
1.166 schwarze 1870: case MDOC_Op:
1.107 schwarze 1871: /* FALLTHROUGH */
1.166 schwarze 1872: case MDOC_Bo:
1.107 schwarze 1873: /* FALLTHROUGH */
1.166 schwarze 1874: case MDOC_Bq:
1.107 schwarze 1875: term_word(p, "[");
1876: break;
1.166 schwarze 1877: case MDOC_Do:
1.107 schwarze 1878: /* FALLTHROUGH */
1.166 schwarze 1879: case MDOC_Dq:
1.210 schwarze 1880: term_word(p, "\\(Lq");
1.107 schwarze 1881: break;
1.170 schwarze 1882: case MDOC_En:
1883: if (NULL == n->norm->Es ||
1884: NULL == n->norm->Es->child)
1885: return(1);
1886: term_word(p, n->norm->Es->child->string);
1887: break;
1.166 schwarze 1888: case MDOC_Po:
1.107 schwarze 1889: /* FALLTHROUGH */
1.166 schwarze 1890: case MDOC_Pq:
1.107 schwarze 1891: term_word(p, "(");
1892: break;
1.166 schwarze 1893: case MDOC__T:
1.120 schwarze 1894: /* FALLTHROUGH */
1.166 schwarze 1895: case MDOC_Qo:
1.107 schwarze 1896: /* FALLTHROUGH */
1.166 schwarze 1897: case MDOC_Qq:
1.107 schwarze 1898: term_word(p, "\"");
1899: break;
1.166 schwarze 1900: case MDOC_Ql:
1.107 schwarze 1901: /* FALLTHROUGH */
1.166 schwarze 1902: case MDOC_So:
1.107 schwarze 1903: /* FALLTHROUGH */
1.166 schwarze 1904: case MDOC_Sq:
1.151 schwarze 1905: term_word(p, "\\(oq");
1.107 schwarze 1906: break;
1907: default:
1908: abort();
1909: /* NOTREACHED */
1910: }
1.1 kristaps 1911:
1912: p->flags |= TERMP_NOSPACE;
1913: return(1);
1914: }
1915:
1916: static void
1.107 schwarze 1917: termp_quote_post(DECL_ARGS)
1.1 kristaps 1918: {
1919:
1.213 ! schwarze 1920: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1921: return;
1922:
1.205 schwarze 1923: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1924:
1.107 schwarze 1925: switch (n->tok) {
1.166 schwarze 1926: case MDOC_Ao:
1.107 schwarze 1927: /* FALLTHROUGH */
1.166 schwarze 1928: case MDOC_Aq:
1.202 schwarze 1929: term_word(p, n->nchild == 1 &&
1930: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1931: break;
1.166 schwarze 1932: case MDOC_Bro:
1.107 schwarze 1933: /* FALLTHROUGH */
1.166 schwarze 1934: case MDOC_Brq:
1.107 schwarze 1935: term_word(p, "}");
1936: break;
1.166 schwarze 1937: case MDOC_Oo:
1.107 schwarze 1938: /* FALLTHROUGH */
1.166 schwarze 1939: case MDOC_Op:
1.107 schwarze 1940: /* FALLTHROUGH */
1.166 schwarze 1941: case MDOC_Bo:
1.107 schwarze 1942: /* FALLTHROUGH */
1.166 schwarze 1943: case MDOC_Bq:
1.107 schwarze 1944: term_word(p, "]");
1945: break;
1.166 schwarze 1946: case MDOC_Do:
1.107 schwarze 1947: /* FALLTHROUGH */
1.166 schwarze 1948: case MDOC_Dq:
1.210 schwarze 1949: term_word(p, "\\(Rq");
1.170 schwarze 1950: break;
1951: case MDOC_En:
1.205 schwarze 1952: if (n->norm->Es == NULL ||
1953: n->norm->Es->child == NULL ||
1954: n->norm->Es->child->next == NULL)
1955: p->flags &= ~TERMP_NOSPACE;
1956: else
1.170 schwarze 1957: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1958: break;
1.166 schwarze 1959: case MDOC_Po:
1.107 schwarze 1960: /* FALLTHROUGH */
1.166 schwarze 1961: case MDOC_Pq:
1.107 schwarze 1962: term_word(p, ")");
1963: break;
1.166 schwarze 1964: case MDOC__T:
1.120 schwarze 1965: /* FALLTHROUGH */
1.166 schwarze 1966: case MDOC_Qo:
1.107 schwarze 1967: /* FALLTHROUGH */
1.166 schwarze 1968: case MDOC_Qq:
1.107 schwarze 1969: term_word(p, "\"");
1970: break;
1.166 schwarze 1971: case MDOC_Ql:
1.107 schwarze 1972: /* FALLTHROUGH */
1.166 schwarze 1973: case MDOC_So:
1.107 schwarze 1974: /* FALLTHROUGH */
1.166 schwarze 1975: case MDOC_Sq:
1.151 schwarze 1976: term_word(p, "\\(cq");
1.107 schwarze 1977: break;
1978: default:
1979: abort();
1980: /* NOTREACHED */
1981: }
1.205 schwarze 1982: }
1983:
1984: static int
1985: termp_eo_pre(DECL_ARGS)
1986: {
1987:
1.213 ! schwarze 1988: if (n->type != ROFFT_BODY)
1.205 schwarze 1989: return(1);
1990:
1991: if (n->end == ENDBODY_NOT &&
1992: n->parent->head->child == NULL &&
1993: n->child != NULL &&
1994: n->child->end != ENDBODY_NOT)
1995: term_word(p, "\\&");
1996: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1997: n->parent->head->child != NULL && (n->child != NULL ||
1998: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1999: p->flags |= TERMP_NOSPACE;
2000:
2001: return(1);
2002: }
2003:
2004: static void
2005: termp_eo_post(DECL_ARGS)
2006: {
2007: int body, tail;
2008:
1.213 ! schwarze 2009: if (n->type != ROFFT_BODY)
1.205 schwarze 2010: return;
2011:
2012: if (n->end != ENDBODY_NOT) {
2013: p->flags &= ~TERMP_NOSPACE;
2014: return;
2015: }
2016:
2017: body = n->child != NULL || n->parent->head->child != NULL;
2018: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
2019:
2020: if (body && tail)
2021: p->flags |= TERMP_NOSPACE;
2022: else if ( ! (body || tail))
2023: term_word(p, "\\&");
2024: else if ( ! tail)
2025: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2026: }
2027:
2028: static int
2029: termp_fo_pre(DECL_ARGS)
2030: {
1.159 schwarze 2031: size_t rmargin = 0;
1.158 schwarze 2032: int pretty;
2033:
2034: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 2035:
1.213 ! schwarze 2036: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 2037: synopsis_pre(p, n);
1.85 schwarze 2038: return(1);
1.213 ! schwarze 2039: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 2040: if (pretty) {
2041: rmargin = p->rmargin;
1.159 schwarze 2042: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 2043: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
2044: TERMP_HANG;
1.158 schwarze 2045: }
1.31 schwarze 2046: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2047: term_word(p, "(");
1.132 schwarze 2048: p->flags |= TERMP_NOSPACE;
1.158 schwarze 2049: if (pretty) {
2050: term_flushln(p);
1.165 schwarze 2051: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
2052: TERMP_HANG);
1.158 schwarze 2053: p->offset = p->rmargin;
2054: p->rmargin = rmargin;
2055: }
1.1 kristaps 2056: return(1);
1.158 schwarze 2057: }
1.85 schwarze 2058:
1.95 schwarze 2059: if (NULL == n->child)
2060: return(0);
2061:
1.85 schwarze 2062: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2063:
1.85 schwarze 2064: assert(n->child->string);
1.65 schwarze 2065: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2066: term_word(p, n->child->string);
1.1 kristaps 2067: return(0);
2068: }
2069:
2070: static void
2071: termp_fo_post(DECL_ARGS)
2072: {
2073:
1.213 ! schwarze 2074: if (n->type != ROFFT_BODY)
1.86 schwarze 2075: return;
2076:
1.132 schwarze 2077: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2078: term_word(p, ")");
2079:
1.132 schwarze 2080: if (MDOC_SYNPRETTY & n->flags) {
2081: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2082: term_word(p, ";");
1.158 schwarze 2083: term_flushln(p);
1.132 schwarze 2084: }
1.1 kristaps 2085: }
2086:
2087: static int
2088: termp_bf_pre(DECL_ARGS)
2089: {
2090:
1.213 ! schwarze 2091: if (n->type == ROFFT_HEAD)
1.1 kristaps 2092: return(0);
1.213 ! schwarze 2093: else if (n->type != ROFFT_BODY)
1.1 kristaps 2094: return(1);
2095:
1.166 schwarze 2096: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2097: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 2098: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2099: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 2100: else
1.65 schwarze 2101: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2102:
2103: return(1);
2104: }
2105:
2106: static int
2107: termp_sm_pre(DECL_ARGS)
2108: {
2109:
1.171 schwarze 2110: if (NULL == n->child)
2111: p->flags ^= TERMP_NONOSPACE;
2112: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 2113: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 2114: else
1.1 kristaps 2115: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 2116:
2117: if (p->col && ! (TERMP_NONOSPACE & p->flags))
2118: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2119:
2120: return(0);
2121: }
2122:
2123: static int
2124: termp_ap_pre(DECL_ARGS)
2125: {
2126:
2127: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2128: term_word(p, "'");
1.1 kristaps 2129: p->flags |= TERMP_NOSPACE;
2130: return(1);
2131: }
2132:
2133: static void
2134: termp____post(DECL_ARGS)
2135: {
1.104 schwarze 2136:
2137: /*
2138: * Handle lists of authors. In general, print each followed by
2139: * a comma. Don't print the comma if there are only two
2140: * authors.
2141: */
2142: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2143: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2144: if (NULL == n->prev || MDOC__A != n->prev->tok)
2145: return;
1.1 kristaps 2146:
1.62 schwarze 2147: /* TODO: %U. */
2148:
1.106 schwarze 2149: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2150: return;
2151:
1.132 schwarze 2152: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2153: if (NULL == n->next) {
2154: term_word(p, ".");
2155: p->flags |= TERMP_SENTENCE;
2156: } else
2157: term_word(p, ",");
1.1 kristaps 2158: }
2159:
2160: static int
1.65 schwarze 2161: termp_li_pre(DECL_ARGS)
2162: {
2163:
2164: term_fontpush(p, TERMFONT_NONE);
2165: return(1);
2166: }
2167:
2168: static int
1.1 kristaps 2169: termp_lk_pre(DECL_ARGS)
2170: {
1.142 schwarze 2171: const struct mdoc_node *link, *descr;
1.1 kristaps 2172:
1.142 schwarze 2173: if (NULL == (link = n->child))
2174: return(0);
1.101 schwarze 2175:
1.142 schwarze 2176: if (NULL != (descr = link->next)) {
2177: term_fontpush(p, TERMFONT_UNDER);
2178: while (NULL != descr) {
2179: term_word(p, descr->string);
2180: descr = descr->next;
2181: }
2182: p->flags |= TERMP_NOSPACE;
2183: term_word(p, ":");
2184: term_fontpop(p);
2185: }
1.1 kristaps 2186:
1.65 schwarze 2187: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 2188: term_word(p, link->string);
1.65 schwarze 2189: term_fontpop(p);
1.6 schwarze 2190:
1.1 kristaps 2191: return(0);
2192: }
2193:
1.90 schwarze 2194: static int
2195: termp_bk_pre(DECL_ARGS)
2196: {
2197:
1.91 schwarze 2198: switch (n->type) {
1.213 ! schwarze 2199: case ROFFT_BLOCK:
1.95 schwarze 2200: break;
1.213 ! schwarze 2201: case ROFFT_HEAD:
1.91 schwarze 2202: return(0);
1.213 ! schwarze 2203: case ROFFT_BODY:
1.117 schwarze 2204: if (n->parent->args || 0 == n->prev->nchild)
2205: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2206: break;
1.91 schwarze 2207: default:
2208: abort();
1.95 schwarze 2209: /* NOTREACHED */
1.91 schwarze 2210: }
1.95 schwarze 2211:
2212: return(1);
1.90 schwarze 2213: }
2214:
2215: static void
2216: termp_bk_post(DECL_ARGS)
2217: {
2218:
1.213 ! schwarze 2219: if (n->type == ROFFT_BODY)
1.91 schwarze 2220: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2221: }
1.120 schwarze 2222:
2223: static void
2224: termp__t_post(DECL_ARGS)
2225: {
2226:
2227: /*
2228: * If we're in an `Rs' and there's a journal present, then quote
2229: * us instead of underlining us (for disambiguation).
2230: */
1.121 schwarze 2231: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2232: n->parent->norm->Rs.quote_T)
1.147 schwarze 2233: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2234:
1.147 schwarze 2235: termp____post(p, pair, meta, n);
1.120 schwarze 2236: }
2237:
2238: static int
2239: termp__t_pre(DECL_ARGS)
2240: {
2241:
2242: /*
2243: * If we're in an `Rs' and there's a journal present, then quote
2244: * us instead of underlining us (for disambiguation).
2245: */
1.121 schwarze 2246: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2247: n->parent->norm->Rs.quote_T)
1.147 schwarze 2248: return(termp_quote_pre(p, pair, meta, n));
1.120 schwarze 2249:
2250: term_fontpush(p, TERMFONT_UNDER);
2251: return(1);
1.121 schwarze 2252: }
1.1 kristaps 2253:
2254: static int
1.54 schwarze 2255: termp_under_pre(DECL_ARGS)
1.1 kristaps 2256: {
2257:
1.65 schwarze 2258: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2259: return(1);
2260: }
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