Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.227
1.227 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.226 2015/09/26 00:53:15 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"
1.219 schwarze 35: #include "tag.h"
1.61 schwarze 36: #include "main.h"
1.54 schwarze 37:
1.1 kristaps 38: struct termpair {
39: struct termpair *ppair;
1.27 schwarze 40: int count;
1.1 kristaps 41: };
42:
1.29 schwarze 43: #define DECL_ARGS struct termp *p, \
44: struct termpair *pair, \
1.215 schwarze 45: const struct roff_meta *meta, \
1.214 schwarze 46: struct roff_node *n
1.1 kristaps 47:
48: struct termact {
49: int (*pre)(DECL_ARGS);
50: void (*post)(DECL_ARGS);
51: };
1.29 schwarze 52:
1.201 schwarze 53: static int a2width(const struct termp *, const char *);
1.62 schwarze 54:
55: static void print_bvspace(struct termp *,
1.214 schwarze 56: const struct roff_node *,
57: const struct roff_node *);
1.166 schwarze 58: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 59: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 60: static void print_mdoc_head(struct termp *, const struct roff_meta *);
61: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.166 schwarze 62: static void synopsis_pre(struct termp *,
1.214 schwarze 63: const 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);
81:
1.104 schwarze 82: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 83: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 84: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 85: static int termp_ap_pre(DECL_ARGS);
86: static int termp_bd_pre(DECL_ARGS);
87: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 88: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 89: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 90: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 91: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 92: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 93: static int termp_cd_pre(DECL_ARGS);
94: static int termp_d1_pre(DECL_ARGS);
1.205 schwarze 95: static int termp_eo_pre(DECL_ARGS);
1.222 schwarze 96: static int termp_er_pre(DECL_ARGS);
1.29 schwarze 97: static int termp_ex_pre(DECL_ARGS);
98: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 99: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 100: static int termp_fl_pre(DECL_ARGS);
101: static int termp_fn_pre(DECL_ARGS);
102: static int termp_fo_pre(DECL_ARGS);
103: static int termp_ft_pre(DECL_ARGS);
104: static int termp_in_pre(DECL_ARGS);
105: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 106: static int termp_li_pre(DECL_ARGS);
1.162 schwarze 107: static int termp_ll_pre(DECL_ARGS);
1.29 schwarze 108: static int termp_lk_pre(DECL_ARGS);
109: static int termp_nd_pre(DECL_ARGS);
110: static int termp_nm_pre(DECL_ARGS);
111: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 112: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_rs_pre(DECL_ARGS);
114: static int termp_rv_pre(DECL_ARGS);
115: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 116: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 118: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 119: static int termp_ss_pre(DECL_ARGS);
1.219 schwarze 120: static int termp_tag_pre(DECL_ARGS);
1.54 schwarze 121: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 122: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 123: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 124: static int termp_xr_pre(DECL_ARGS);
125: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 126:
1.54 schwarze 127: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 128: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 129: { NULL, NULL }, /* Dd */
130: { NULL, NULL }, /* Dt */
131: { NULL, NULL }, /* Os */
132: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 133: { termp_ss_pre, termp_ss_post }, /* Ss */
134: { termp_sp_pre, NULL }, /* Pp */
1.143 schwarze 135: { termp_d1_pre, termp_bl_post }, /* D1 */
136: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 137: { termp_bd_pre, termp_bd_post }, /* Bd */
138: { NULL, NULL }, /* Ed */
1.73 schwarze 139: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 140: { NULL, NULL }, /* El */
141: { termp_it_pre, termp_it_post }, /* It */
1.166 schwarze 142: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 143: { termp_an_pre, NULL }, /* An */
1.54 schwarze 144: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 145: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 146: { termp_bold_pre, NULL }, /* Cm */
1.224 schwarze 147: { termp_li_pre, NULL }, /* Dv */
1.222 schwarze 148: { termp_er_pre, NULL }, /* Er */
1.219 schwarze 149: { termp_tag_pre, NULL }, /* Ev */
1.1 kristaps 150: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 151: { termp_fa_pre, NULL }, /* Fa */
152: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 153: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 154: { termp_fn_pre, NULL }, /* Fn */
155: { termp_ft_pre, NULL }, /* Ft */
156: { termp_bold_pre, NULL }, /* Ic */
157: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 158: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 159: { termp_nd_pre, NULL }, /* Nd */
160: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 161: { termp_quote_pre, termp_quote_post }, /* Op */
1.170 schwarze 162: { termp_ft_pre, NULL }, /* Ot */
1.54 schwarze 163: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 164: { termp_rv_pre, NULL }, /* Rv */
1.166 schwarze 165: { NULL, NULL }, /* St */
1.54 schwarze 166: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 167: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 168: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 169: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 170: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 171: { NULL, termp____post }, /* %D */
1.58 schwarze 172: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 173: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 174: { NULL, termp____post }, /* %N */
175: { NULL, termp____post }, /* %O */
176: { NULL, termp____post }, /* %P */
177: { NULL, termp____post }, /* %R */
1.120 schwarze 178: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 179: { NULL, termp____post }, /* %V */
180: { NULL, NULL }, /* Ac */
1.107 schwarze 181: { termp_quote_pre, termp_quote_post }, /* Ao */
182: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 183: { NULL, NULL }, /* At */
1.1 kristaps 184: { NULL, NULL }, /* Bc */
1.166 schwarze 185: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 186: { termp_quote_pre, termp_quote_post }, /* Bo */
187: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 188: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 189: { termp_bx_pre, NULL }, /* Bx */
1.193 schwarze 190: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 191: { NULL, NULL }, /* Dc */
1.107 schwarze 192: { termp_quote_pre, termp_quote_post }, /* Do */
193: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 194: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 195: { NULL, NULL }, /* Ef */
1.166 schwarze 196: { termp_under_pre, NULL }, /* Em */
1.205 schwarze 197: { termp_eo_pre, termp_eo_post }, /* Eo */
1.26 schwarze 198: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 199: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 200: { termp_li_pre, NULL }, /* No */
1.1 kristaps 201: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 202: { termp_xx_pre, NULL }, /* Nx */
203: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 204: { NULL, NULL }, /* Pc */
1.156 schwarze 205: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 206: { termp_quote_pre, termp_quote_post }, /* Po */
207: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 208: { NULL, NULL }, /* Qc */
1.107 schwarze 209: { termp_quote_pre, termp_quote_post }, /* Ql */
210: { termp_quote_pre, termp_quote_post }, /* Qo */
211: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 212: { NULL, NULL }, /* Re */
213: { termp_rs_pre, NULL }, /* Rs */
214: { NULL, NULL }, /* Sc */
1.107 schwarze 215: { termp_quote_pre, termp_quote_post }, /* So */
216: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 217: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 218: { termp_under_pre, NULL }, /* Sx */
219: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 220: { NULL, NULL }, /* Tn */
1.26 schwarze 221: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 222: { NULL, NULL }, /* Xc */
223: { NULL, NULL }, /* Xo */
1.166 schwarze 224: { termp_fo_pre, termp_fo_post }, /* Fo */
225: { NULL, NULL }, /* Fc */
1.107 schwarze 226: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 227: { NULL, NULL }, /* Oc */
1.90 schwarze 228: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 229: { NULL, NULL }, /* Ek */
230: { termp_bt_pre, NULL }, /* Bt */
231: { NULL, NULL }, /* Hf */
1.170 schwarze 232: { termp_under_pre, NULL }, /* Fr */
1.1 kristaps 233: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 234: { NULL, termp_lb_post }, /* Lb */
1.166 schwarze 235: { termp_sp_pre, NULL }, /* Lp */
236: { termp_lk_pre, NULL }, /* Lk */
237: { termp_under_pre, NULL }, /* Mt */
238: { termp_quote_pre, termp_quote_post }, /* Brq */
239: { termp_quote_pre, termp_quote_post }, /* Bro */
240: { NULL, NULL }, /* Brc */
241: { NULL, termp____post }, /* %C */
1.193 schwarze 242: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 243: { termp_quote_pre, termp_quote_post }, /* En */
1.166 schwarze 244: { termp_xx_pre, NULL }, /* Dx */
245: { NULL, termp____post }, /* %Q */
1.54 schwarze 246: { termp_sp_pre, NULL }, /* br */
1.166 schwarze 247: { termp_sp_pre, NULL }, /* sp */
248: { NULL, termp____post }, /* %U */
249: { NULL, NULL }, /* Ta */
1.162 schwarze 250: { termp_ll_pre, NULL }, /* ll */
1.1 kristaps 251: };
252:
1.221 schwarze 253: static int fn_prio;
1.1 kristaps 254:
1.55 schwarze 255: void
1.217 schwarze 256: terminal_mdoc(void *arg, const struct roff_man *mdoc)
1.1 kristaps 257: {
1.214 schwarze 258: struct roff_node *n;
1.61 schwarze 259: struct termp *p;
260:
261: p = (struct termp *)arg;
1.71 schwarze 262: p->overstep = 0;
1.180 schwarze 263: p->rmargin = p->maxrmargin = p->defrmargin;
1.89 schwarze 264: p->tabwidth = term_len(p, 5);
1.55 schwarze 265:
1.218 schwarze 266: n = mdoc->first->child;
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,
1.218 schwarze 272: &mdoc->meta,
273: n->child->next->child);
1.180 schwarze 274: term_newln(p);
275: break;
276: }
277: n = n->next;
278: }
279: } else {
280: if (p->defindent == 0)
281: p->defindent = 5;
1.218 schwarze 282: term_begin(p, print_mdoc_head, print_mdoc_foot,
283: &mdoc->meta);
1.180 schwarze 284: if (n != NULL) {
285: if (n->tok != MDOC_Sh)
286: term_vspace(p);
1.218 schwarze 287: print_mdoc_nodelist(p, NULL, &mdoc->meta, n);
1.180 schwarze 288: }
289: term_end(p);
1.173 schwarze 290: }
1.1 kristaps 291: }
292:
293: static void
1.65 schwarze 294: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 295: {
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: {
1.65 schwarze 306: int chld;
1.1 kristaps 307: struct termpair npair;
1.28 schwarze 308: size_t offset, rmargin;
1.1 kristaps 309:
1.54 schwarze 310: chld = 1;
1.28 schwarze 311: offset = p->offset;
312: rmargin = p->rmargin;
1.209 schwarze 313: n->flags &= ~MDOC_ENDED;
1.204 schwarze 314: n->prev_font = p->fonti;
1.1 kristaps 315:
1.63 schwarze 316: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 317: npair.ppair = pair;
1.65 schwarze 318:
1.95 schwarze 319: /*
320: * Keeps only work until the end of a line. If a keep was
321: * invoked in a prior line, revert it to PREKEEP.
322: */
323:
1.206 schwarze 324: if (p->flags & TERMP_KEEP && n->flags & MDOC_LINE) {
325: p->flags &= ~TERMP_KEEP;
326: p->flags |= TERMP_PREKEEP;
1.95 schwarze 327: }
1.116 schwarze 328:
329: /*
1.128 schwarze 330: * After the keep flags have been set up, we may now
331: * produce output. Note that some pre-handlers do so.
332: */
333:
334: switch (n->type) {
1.213 schwarze 335: case ROFFT_TEXT:
1.128 schwarze 336: if (' ' == *n->string && MDOC_LINE & n->flags)
337: term_newln(p);
1.132 schwarze 338: if (MDOC_DELIMC & n->flags)
339: p->flags |= TERMP_NOSPACE;
1.128 schwarze 340: term_word(p, n->string);
1.132 schwarze 341: if (MDOC_DELIMO & n->flags)
342: p->flags |= TERMP_NOSPACE;
1.128 schwarze 343: break;
1.213 schwarze 344: case ROFFT_EQN:
1.183 schwarze 345: if ( ! (n->flags & MDOC_LINE))
346: p->flags |= TERMP_NOSPACE;
1.135 schwarze 347: term_eqn(p, n->eqn);
1.185 schwarze 348: if (n->next != NULL && ! (n->next->flags & MDOC_LINE))
1.184 schwarze 349: p->flags |= TERMP_NOSPACE;
1.131 schwarze 350: break;
1.213 schwarze 351: case ROFFT_TBL:
1.212 schwarze 352: if (p->tbl.cols == NULL)
353: term_newln(p);
1.128 schwarze 354: term_tbl(p, n->span);
355: break;
356: default:
1.194 schwarze 357: if (termacts[n->tok].pre &&
358: (n->end == ENDBODY_NOT || n->nchild))
1.128 schwarze 359: chld = (*termacts[n->tok].pre)
1.147 schwarze 360: (p, &npair, meta, n);
1.128 schwarze 361: break;
362: }
1.95 schwarze 363:
1.60 schwarze 364: if (chld && n->child)
1.147 schwarze 365: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 366:
1.146 schwarze 367: term_fontpopq(p,
1.209 schwarze 368: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 369:
1.122 schwarze 370: switch (n->type) {
1.213 schwarze 371: case ROFFT_TEXT:
1.122 schwarze 372: break;
1.213 schwarze 373: case ROFFT_TBL:
1.131 schwarze 374: break;
1.213 schwarze 375: case ROFFT_EQN:
1.122 schwarze 376: break;
377: default:
378: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
379: break;
1.147 schwarze 380: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.93 schwarze 381:
382: /*
383: * Explicit end tokens not only call the post
384: * handler, but also tell the respective block
385: * that it must not call the post handler again.
386: */
1.95 schwarze 387: if (ENDBODY_NOT != n->end)
1.209 schwarze 388: n->body->flags |= MDOC_ENDED;
1.93 schwarze 389:
390: /*
391: * End of line terminating an implicit block
392: * while an explicit block is still open.
393: * Continue the explicit block without spacing.
394: */
395: if (ENDBODY_NOSPACE == n->end)
396: p->flags |= TERMP_NOSPACE;
1.122 schwarze 397: break;
1.93 schwarze 398: }
1.28 schwarze 399:
1.78 schwarze 400: if (MDOC_EOS & n->flags)
401: p->flags |= TERMP_SENTENCE;
402:
1.162 schwarze 403: if (MDOC_ll != n->tok) {
404: p->offset = offset;
405: p->rmargin = rmargin;
406: }
1.1 kristaps 407: }
408:
409: static void
1.215 schwarze 410: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 411: {
1.191 schwarze 412: size_t sz;
1.87 schwarze 413:
1.65 schwarze 414: term_fontrepl(p, TERMFONT_NONE);
415:
1.166 schwarze 416: /*
1.7 schwarze 417: * Output the footer in new-groff style, that is, three columns
418: * with the middle being the manual date and flanking columns
419: * being the operating system:
420: *
421: * SYSTEM DATE SYSTEM
422: */
423:
1.1 kristaps 424: term_vspace(p);
425:
1.7 schwarze 426: p->offset = 0;
1.191 schwarze 427: sz = term_strlen(p, meta->date);
428: p->rmargin = p->maxrmargin > sz ?
429: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 430: p->trailspace = 1;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.147 schwarze 433: term_word(p, meta->os);
1.1 kristaps 434: term_flushln(p);
435:
1.7 schwarze 436: p->offset = p->rmargin;
1.191 schwarze 437: sz = term_strlen(p, meta->os);
438: p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 439: p->flags |= TERMP_NOSPACE;
1.7 schwarze 440:
1.147 schwarze 441: term_word(p, meta->date);
1.7 schwarze 442: term_flushln(p);
443:
1.1 kristaps 444: p->offset = p->rmargin;
445: p->rmargin = p->maxrmargin;
1.152 schwarze 446: p->trailspace = 0;
1.1 kristaps 447: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 448: p->flags |= TERMP_NOSPACE;
1.1 kristaps 449:
1.147 schwarze 450: term_word(p, meta->os);
1.1 kristaps 451: term_flushln(p);
1.7 schwarze 452:
453: p->offset = 0;
454: p->rmargin = p->maxrmargin;
455: p->flags = 0;
1.1 kristaps 456: }
457:
458: static void
1.215 schwarze 459: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 460: {
1.169 schwarze 461: char *volume, *title;
462: size_t vollen, titlen;
1.1 kristaps 463:
464: /*
465: * The header is strange. It has three components, which are
466: * really two with the first duplicated. It goes like this:
467: *
468: * IDENTIFIER TITLE IDENTIFIER
469: *
470: * The IDENTIFIER is NAME(SECTION), which is the command-name
471: * (if given, or "unknown" if not) followed by the manual page
472: * section. These are given in `Dt'. The TITLE is a free-form
473: * string depending on the manual volume. If not specified, it
474: * switches on the manual section.
475: */
1.137 schwarze 476:
1.147 schwarze 477: assert(meta->vol);
1.169 schwarze 478: if (NULL == meta->arch)
479: volume = mandoc_strdup(meta->vol);
480: else
481: mandoc_asprintf(&volume, "%s (%s)",
482: meta->vol, meta->arch);
483: vollen = term_strlen(p, volume);
1.1 kristaps 484:
1.177 schwarze 485: if (NULL == meta->msec)
486: title = mandoc_strdup(meta->title);
487: else
488: mandoc_asprintf(&title, "%s(%s)",
489: meta->title, meta->msec);
1.137 schwarze 490: titlen = term_strlen(p, title);
1.1 kristaps 491:
1.137 schwarze 492: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 493: p->trailspace = 1;
1.1 kristaps 494: p->offset = 0;
1.169 schwarze 495: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
496: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 497: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 498:
499: term_word(p, title);
500: term_flushln(p);
501:
1.137 schwarze 502: p->flags |= TERMP_NOSPACE;
1.1 kristaps 503: p->offset = p->rmargin;
1.169 schwarze 504: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.137 schwarze 505: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 506:
1.169 schwarze 507: term_word(p, volume);
1.1 kristaps 508: term_flushln(p);
509:
510: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 511: p->trailspace = 0;
1.137 schwarze 512: if (p->rmargin + titlen <= p->maxrmargin) {
513: p->flags |= TERMP_NOSPACE;
514: p->offset = p->rmargin;
515: p->rmargin = p->maxrmargin;
516: term_word(p, title);
517: term_flushln(p);
518: }
1.1 kristaps 519:
1.137 schwarze 520: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 521: p->offset = 0;
1.1 kristaps 522: p->rmargin = p->maxrmargin;
1.168 schwarze 523: free(title);
1.169 schwarze 524: free(volume);
1.1 kristaps 525: }
526:
1.201 schwarze 527: static int
1.89 schwarze 528: a2width(const struct termp *p, const char *v)
1.61 schwarze 529: {
530: struct roffsu su;
1.1 kristaps 531:
1.199 schwarze 532: if (a2roffsu(v, &su, SCALE_MAX) < 2) {
1.89 schwarze 533: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 534: su.scale /= term_strlen(p, "0");
1.201 schwarze 535: }
1.227 ! schwarze 536: return term_hspan(p, &su) / 24;
1.1 kristaps 537: }
538:
1.68 schwarze 539: /*
540: * Determine how much space to print out before block elements of `It'
541: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
542: * too.
543: */
1.45 schwarze 544: static void
1.166 schwarze 545: print_bvspace(struct termp *p,
1.214 schwarze 546: const struct roff_node *bl,
547: const struct roff_node *n)
1.1 kristaps 548: {
1.214 schwarze 549: const struct roff_node *nn;
1.138 schwarze 550:
551: assert(n);
1.1 kristaps 552:
553: term_newln(p);
1.88 schwarze 554:
1.121 schwarze 555: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 556: return;
1.121 schwarze 557: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 558: return;
559:
1.60 schwarze 560: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 561:
1.188 schwarze 562: nn = n;
563: while (nn->prev == NULL) {
564: do {
565: nn = nn->parent;
1.213 schwarze 566: if (nn->type == ROFFT_ROOT)
1.188 schwarze 567: return;
1.213 schwarze 568: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 569: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 570: return;
1.188 schwarze 571: if (nn->tok == MDOC_It &&
572: nn->parent->parent->norm->Bl.type != LIST_item)
573: break;
1.1 kristaps 574: }
575:
1.60 schwarze 576: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 577:
1.121 schwarze 578: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 579: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 580: return;
581:
1.60 schwarze 582: /* A `-diag' without body does not vspace. */
583:
1.121 schwarze 584: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 585: if (n->prev && MDOC_It == n->prev->tok) {
586: assert(n->prev->body);
587: if (NULL == n->prev->body->child)
1.45 schwarze 588: return;
589: }
590:
591: term_vspace(p);
1.162 schwarze 592: }
593:
594:
595: static int
596: termp_ll_pre(DECL_ARGS)
597: {
598:
1.163 schwarze 599: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.227 ! schwarze 600: return 0;
1.1 kristaps 601: }
602:
603: static int
604: termp_it_pre(DECL_ARGS)
605: {
1.201 schwarze 606: char buf[24];
1.214 schwarze 607: const struct roff_node *bl, *nn;
1.201 schwarze 608: size_t ncols, dcol;
609: int i, offset, width;
1.82 schwarze 610: enum mdoc_list type;
1.1 kristaps 611:
1.213 schwarze 612: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 613: print_bvspace(p, n->parent->parent, n);
1.227 ! schwarze 614: return 1;
1.45 schwarze 615: }
1.1 kristaps 616:
1.60 schwarze 617: bl = n->parent->parent->parent;
1.121 schwarze 618: type = bl->norm->Bl.type;
1.1 kristaps 619:
1.166 schwarze 620: /*
1.201 schwarze 621: * Defaults for specific list types.
622: */
623:
624: switch (type) {
625: case LIST_bullet:
626: /* FALLTHROUGH */
627: case LIST_dash:
628: /* FALLTHROUGH */
629: case LIST_hyphen:
630: /* FALLTHROUGH */
631: case LIST_enum:
632: width = term_len(p, 2);
633: break;
634: case LIST_hang:
635: width = term_len(p, 8);
636: break;
637: case LIST_column:
638: /* FALLTHROUGH */
639: case LIST_tag:
640: width = term_len(p, 10);
641: break;
642: default:
643: width = 0;
644: break;
645: }
646: offset = 0;
647:
648: /*
1.68 schwarze 649: * First calculate width and offset. This is pretty easy unless
650: * we're a -column list, in which case all prior columns must
651: * be accounted for.
652: */
653:
1.201 schwarze 654: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 655: offset = a2width(p, bl->norm->Bl.offs);
1.201 schwarze 656: if (offset < 0 && (size_t)(-offset) > p->offset)
657: offset = -p->offset;
658: else if (offset > SHRT_MAX)
659: offset = 0;
660: }
1.66 schwarze 661:
1.1 kristaps 662: switch (type) {
1.166 schwarze 663: case LIST_column:
1.213 schwarze 664: if (n->type == ROFFT_HEAD)
1.1 kristaps 665: break;
1.88 schwarze 666:
1.66 schwarze 667: /*
1.68 schwarze 668: * Imitate groff's column handling:
669: * - For each earlier column, add its width.
670: * - For less than 5 columns, add four more blanks per
671: * column.
672: * - For exactly 5 columns, add three more blank per
673: * column.
674: * - For more than 5 columns, add only one column.
1.66 schwarze 675: */
1.121 schwarze 676: ncols = bl->norm->Bl.ncols;
1.166 schwarze 677: dcol = ncols < 5 ? term_len(p, 4) :
678: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 679:
1.85 schwarze 680: /*
1.213 schwarze 681: * Calculate the offset by applying all prior ROFFT_BODY,
682: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 683: */
684:
1.166 schwarze 685: for (i = 0, nn = n->prev;
686: nn->prev && i < (int)ncols;
687: nn = nn->prev, i++)
688: offset += dcol + a2width(p,
689: bl->norm->Bl.cols[i]);
1.66 schwarze 690:
691: /*
1.68 schwarze 692: * When exceeding the declared number of columns, leave
693: * the remaining widths at 0. This will later be
694: * adjusted to the default width of 10, or, for the last
695: * column, stretched to the right margin.
1.46 schwarze 696: */
1.68 schwarze 697: if (i >= (int)ncols)
698: break;
1.46 schwarze 699:
1.66 schwarze 700: /*
1.68 schwarze 701: * Use the declared column widths, extended as explained
702: * in the preceding paragraph.
1.66 schwarze 703: */
1.121 schwarze 704: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 705: break;
706: default:
1.121 schwarze 707: if (NULL == bl->norm->Bl.width)
1.68 schwarze 708: break;
709:
1.166 schwarze 710: /*
1.68 schwarze 711: * Note: buffer the width by 2, which is groff's magic
712: * number for buffering single arguments. See the above
713: * handling for column for how this changes.
714: */
1.121 schwarze 715: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.201 schwarze 716: if (width < 0 && (size_t)(-width) > p->offset)
717: width = -p->offset;
718: else if (width > SHRT_MAX)
719: width = 0;
1.1 kristaps 720: break;
721: }
722:
1.166 schwarze 723: /*
1.16 schwarze 724: * Whitespace control. Inset bodies need an initial space,
725: * while diagonal bodies need two.
1.1 kristaps 726: */
727:
1.42 schwarze 728: p->flags |= TERMP_NOSPACE;
729:
1.1 kristaps 730: switch (type) {
1.166 schwarze 731: case LIST_diag:
1.213 schwarze 732: if (n->type == ROFFT_BODY)
1.48 schwarze 733: term_word(p, "\\ \\ ");
1.42 schwarze 734: break;
1.166 schwarze 735: case LIST_inset:
1.213 schwarze 736: if (n->type == ROFFT_BODY && n->parent->head->nchild)
1.42 schwarze 737: term_word(p, "\\ ");
1.1 kristaps 738: break;
739: default:
740: break;
741: }
742:
1.42 schwarze 743: p->flags |= TERMP_NOSPACE;
744:
1.1 kristaps 745: switch (type) {
1.166 schwarze 746: case LIST_diag:
1.213 schwarze 747: if (n->type == ROFFT_HEAD)
1.65 schwarze 748: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 749: break;
750: default:
751: break;
752: }
753:
754: /*
1.68 schwarze 755: * Pad and break control. This is the tricky part. These flags
756: * are documented in term_flushln() in term.c. Note that we're
757: * going to unset all of these flags in termp_it_post() when we
758: * exit.
1.1 kristaps 759: */
760:
761: switch (type) {
1.166 schwarze 762: case LIST_enum:
1.144 schwarze 763: /*
764: * Weird special case.
1.201 schwarze 765: * Some very narrow lists actually hang.
1.144 schwarze 766: */
767: /* FALLTHROUGH */
1.166 schwarze 768: case LIST_bullet:
1.1 kristaps 769: /* FALLTHROUGH */
1.166 schwarze 770: case LIST_dash:
1.1 kristaps 771: /* FALLTHROUGH */
1.166 schwarze 772: case LIST_hyphen:
1.201 schwarze 773: if (width <= (int)term_len(p, 2))
774: p->flags |= TERMP_HANG;
1.213 schwarze 775: if (n->type != ROFFT_HEAD)
1.152 schwarze 776: break;
777: p->flags |= TERMP_NOBREAK;
778: p->trailspace = 1;
1.33 schwarze 779: break;
1.166 schwarze 780: case LIST_hang:
1.213 schwarze 781: if (n->type != ROFFT_HEAD)
1.47 schwarze 782: break;
783:
784: /*
785: * This is ugly. If `-hang' is specified and the body
786: * is a `Bl' or `Bd', then we want basically to nullify
787: * the "overstep" effect in term_flushln() and treat
788: * this as a `-ohang' list instead.
789: */
1.178 schwarze 790: if (NULL != n->next &&
791: NULL != n->next->child &&
1.166 schwarze 792: (MDOC_Bl == n->next->child->tok ||
793: MDOC_Bd == n->next->child->tok))
1.152 schwarze 794: break;
795:
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)
1.33 schwarze 807: p->flags |= TERMP_DANGLE;
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:
838: p->offset += offset;
839:
840: switch (type) {
1.166 schwarze 841: case LIST_hang:
1.47 schwarze 842: /*
843: * Same stipulation as above, regarding `-hang'. We
844: * don't want to recalculate rmargin and offsets when
845: * using `Bd' or `Bl' within `-hang' overstep lists.
846: */
1.213 schwarze 847: if (n->type == ROFFT_HEAD &&
1.178 schwarze 848: NULL != n->next &&
849: NULL != n->next->child &&
1.166 schwarze 850: (MDOC_Bl == n->next->child->tok ||
851: MDOC_Bd == n->next->child->tok))
1.47 schwarze 852: break;
853: /* FALLTHROUGH */
1.166 schwarze 854: case LIST_bullet:
1.1 kristaps 855: /* FALLTHROUGH */
1.166 schwarze 856: case LIST_dash:
1.1 kristaps 857: /* FALLTHROUGH */
1.166 schwarze 858: case LIST_enum:
1.1 kristaps 859: /* FALLTHROUGH */
1.166 schwarze 860: case LIST_hyphen:
1.33 schwarze 861: /* FALLTHROUGH */
1.166 schwarze 862: case LIST_tag:
1.213 schwarze 863: if (n->type == ROFFT_HEAD)
1.1 kristaps 864: p->rmargin = p->offset + width;
1.191 schwarze 865: else
1.1 kristaps 866: p->offset += width;
867: break;
1.166 schwarze 868: case LIST_column:
1.41 schwarze 869: assert(width);
1.1 kristaps 870: p->rmargin = p->offset + width;
1.166 schwarze 871: /*
1.43 schwarze 872: * XXX - this behaviour is not documented: the
873: * right-most column is filled to the right margin.
874: */
1.213 schwarze 875: if (n->type == ROFFT_HEAD)
1.85 schwarze 876: break;
877: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 878: p->rmargin = p->maxrmargin;
1.1 kristaps 879: break;
880: default:
881: break;
882: }
883:
1.166 schwarze 884: /*
1.1 kristaps 885: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 886: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 887: */
888:
1.213 schwarze 889: if (n->type == ROFFT_HEAD)
1.1 kristaps 890: switch (type) {
1.166 schwarze 891: case LIST_bullet:
1.65 schwarze 892: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 893: term_word(p, "\\[bu]");
1.65 schwarze 894: term_fontpop(p);
1.1 kristaps 895: break;
1.166 schwarze 896: case LIST_dash:
1.1 kristaps 897: /* FALLTHROUGH */
1.166 schwarze 898: case LIST_hyphen:
1.65 schwarze 899: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 900: term_word(p, "\\(hy");
1.65 schwarze 901: term_fontpop(p);
1.1 kristaps 902: break;
1.166 schwarze 903: case LIST_enum:
1.1 kristaps 904: (pair->ppair->ppair->count)++;
1.167 schwarze 905: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 906: pair->ppair->ppair->count);
1.1 kristaps 907: term_word(p, buf);
908: break;
909: default:
910: break;
911: }
1.12 schwarze 912:
1.166 schwarze 913: /*
1.1 kristaps 914: * If we're not going to process our children, indicate so here.
915: */
916:
917: switch (type) {
1.166 schwarze 918: case LIST_bullet:
1.1 kristaps 919: /* FALLTHROUGH */
1.166 schwarze 920: case LIST_item:
1.1 kristaps 921: /* FALLTHROUGH */
1.166 schwarze 922: case LIST_dash:
1.1 kristaps 923: /* FALLTHROUGH */
1.166 schwarze 924: case LIST_hyphen:
1.1 kristaps 925: /* FALLTHROUGH */
1.166 schwarze 926: case LIST_enum:
1.213 schwarze 927: if (n->type == ROFFT_HEAD)
1.227 ! schwarze 928: return 0;
1.1 kristaps 929: break;
1.166 schwarze 930: case LIST_column:
1.213 schwarze 931: if (n->type == ROFFT_HEAD)
1.227 ! schwarze 932: return 0;
1.1 kristaps 933: break;
934: default:
935: break;
936: }
937:
1.227 ! schwarze 938: return 1;
1.1 kristaps 939: }
940:
941: static void
942: termp_it_post(DECL_ARGS)
943: {
1.82 schwarze 944: enum mdoc_list type;
1.1 kristaps 945:
1.213 schwarze 946: if (n->type == ROFFT_BLOCK)
1.1 kristaps 947: return;
948:
1.121 schwarze 949: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 950:
951: switch (type) {
1.166 schwarze 952: case LIST_item:
1.44 schwarze 953: /* FALLTHROUGH */
1.166 schwarze 954: case LIST_diag:
1.1 kristaps 955: /* FALLTHROUGH */
1.166 schwarze 956: case LIST_inset:
1.213 schwarze 957: if (n->type == ROFFT_BODY)
1.74 schwarze 958: term_newln(p);
1.1 kristaps 959: break;
1.166 schwarze 960: case LIST_column:
1.213 schwarze 961: if (n->type == ROFFT_BODY)
1.1 kristaps 962: term_flushln(p);
963: break;
964: default:
1.74 schwarze 965: term_newln(p);
1.1 kristaps 966: break;
967: }
968:
1.166 schwarze 969: /*
1.68 schwarze 970: * Now that our output is flushed, we can reset our tags. Since
971: * only `It' sets these flags, we're free to assume that nobody
972: * has munged them in the meanwhile.
973: */
974:
1.225 schwarze 975: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND |
1.165 schwarze 976: TERMP_DANGLE | TERMP_HANG);
1.152 schwarze 977: p->trailspace = 0;
1.1 kristaps 978: }
979:
980: static int
981: termp_nm_pre(DECL_ARGS)
982: {
1.195 schwarze 983: const char *cp;
1.1 kristaps 984:
1.213 schwarze 985: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 986: p->flags |= TERMP_PREKEEP;
1.227 ! schwarze 987: return 1;
1.155 schwarze 988: }
1.94 schwarze 989:
1.213 schwarze 990: if (n->type == ROFFT_BODY) {
1.94 schwarze 991: if (NULL == n->child)
1.227 ! schwarze 992: return 0;
1.136 schwarze 993: p->flags |= TERMP_NOSPACE;
1.195 schwarze 994: cp = NULL;
995: if (n->prev->child != NULL)
996: cp = n->prev->child->string;
997: if (cp == NULL)
998: cp = meta->name;
999: if (cp == NULL)
1000: p->offset += term_len(p, 6);
1001: else
1002: p->offset += term_len(p, 1) + term_strlen(p, cp);
1.227 ! schwarze 1003: return 1;
1.94 schwarze 1004: }
1005:
1.147 schwarze 1006: if (NULL == n->child && NULL == meta->name)
1.227 ! schwarze 1007: return 0;
1.81 schwarze 1008:
1.213 schwarze 1009: if (n->type == ROFFT_HEAD)
1.97 schwarze 1010: synopsis_pre(p, n->parent);
1.65 schwarze 1011:
1.213 schwarze 1012: if (n->type == ROFFT_HEAD &&
1.178 schwarze 1013: NULL != n->next && NULL != n->next->child) {
1.165 schwarze 1014: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 1015: p->trailspace = 1;
1.105 schwarze 1016: p->rmargin = p->offset + term_len(p, 1);
1017: if (NULL == n->child) {
1.147 schwarze 1018: p->rmargin += term_strlen(p, meta->name);
1.213 schwarze 1019: } else if (n->child->type == ROFFT_TEXT) {
1.105 schwarze 1020: p->rmargin += term_strlen(p, n->child->string);
1021: if (n->child->next)
1022: p->flags |= TERMP_HANG;
1023: } else {
1024: p->rmargin += term_len(p, 5);
1025: p->flags |= TERMP_HANG;
1026: }
1.94 schwarze 1027: }
1028:
1.65 schwarze 1029: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1030: if (NULL == n->child)
1.147 schwarze 1031: term_word(p, meta->name);
1.227 ! schwarze 1032: return 1;
1.1 kristaps 1033: }
1034:
1.94 schwarze 1035: static void
1036: termp_nm_post(DECL_ARGS)
1037: {
1038:
1.213 schwarze 1039: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 1040: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 schwarze 1041: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 1042: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 1043: term_flushln(p);
1.165 schwarze 1044: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1045: p->trailspace = 0;
1.213 schwarze 1046: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1047: term_flushln(p);
1048: }
1049:
1.1 kristaps 1050: static int
1051: termp_fl_pre(DECL_ARGS)
1052: {
1053:
1.219 schwarze 1054: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1055: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1056: term_word(p, "\\-");
1.67 schwarze 1057:
1.179 schwarze 1058: if ( ! (n->nchild == 0 &&
1059: (n->next == NULL ||
1.213 schwarze 1060: n->next->type == ROFFT_TEXT ||
1.179 schwarze 1061: n->next->flags & MDOC_LINE)))
1.73 schwarze 1062: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1063:
1.227 ! schwarze 1064: return 1;
1.49 schwarze 1065: }
1066:
1067: static int
1.104 schwarze 1068: termp__a_pre(DECL_ARGS)
1069: {
1070:
1071: if (n->prev && MDOC__A == n->prev->tok)
1072: if (NULL == n->next || MDOC__A != n->next->tok)
1073: term_word(p, "and");
1074:
1.227 ! schwarze 1075: return 1;
1.104 schwarze 1076: }
1077:
1078: static int
1.49 schwarze 1079: termp_an_pre(DECL_ARGS)
1080: {
1081:
1.181 schwarze 1082: if (n->norm->An.auth == AUTH_split) {
1083: p->flags &= ~TERMP_NOSPLIT;
1084: p->flags |= TERMP_SPLIT;
1.227 ! schwarze 1085: return 0;
1.181 schwarze 1086: }
1087: if (n->norm->An.auth == AUTH_nosplit) {
1088: p->flags &= ~TERMP_SPLIT;
1089: p->flags |= TERMP_NOSPLIT;
1.227 ! schwarze 1090: return 0;
1.181 schwarze 1091: }
1.166 schwarze 1092:
1.181 schwarze 1093: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1094: term_newln(p);
1095:
1.181 schwarze 1096: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1097: p->flags |= TERMP_SPLIT;
1.49 schwarze 1098:
1.227 ! schwarze 1099: return 1;
1.1 kristaps 1100: }
1101:
1102: static int
1103: termp_ns_pre(DECL_ARGS)
1104: {
1105:
1.127 schwarze 1106: if ( ! (MDOC_LINE & n->flags))
1107: p->flags |= TERMP_NOSPACE;
1.227 ! schwarze 1108: return 1;
1.1 kristaps 1109: }
1110:
1111: static int
1112: termp_rs_pre(DECL_ARGS)
1113: {
1114:
1.60 schwarze 1115: if (SEC_SEE_ALSO != n->sec)
1.227 ! schwarze 1116: return 1;
1.213 schwarze 1117: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1118: term_vspace(p);
1.227 ! schwarze 1119: return 1;
1.1 kristaps 1120: }
1121:
1122: static int
1123: termp_rv_pre(DECL_ARGS)
1124: {
1.132 schwarze 1125: int nchild;
1.1 kristaps 1126:
1127: term_newln(p);
1128:
1.132 schwarze 1129: nchild = n->nchild;
1.175 schwarze 1130: if (nchild > 0) {
1131: term_word(p, "The");
1.132 schwarze 1132:
1.175 schwarze 1133: for (n = n->child; n; n = n->next) {
1134: term_fontpush(p, TERMFONT_BOLD);
1135: term_word(p, n->string);
1136: term_fontpop(p);
1.132 schwarze 1137:
1138: p->flags |= TERMP_NOSPACE;
1.175 schwarze 1139: term_word(p, "()");
1140:
1141: if (n->next == NULL)
1142: continue;
1143:
1144: if (nchild > 2) {
1145: p->flags |= TERMP_NOSPACE;
1146: term_word(p, ",");
1147: }
1148: if (n->next->next == NULL)
1149: term_word(p, "and");
1.132 schwarze 1150: }
1151:
1.175 schwarze 1152: if (nchild > 1)
1153: term_word(p, "functions return");
1154: else
1155: term_word(p, "function returns");
1156:
1157: term_word(p, "the value\\~0 if successful;");
1158: } else
1159: term_word(p, "Upon successful completion,"
1160: " the value\\~0 is returned;");
1.1 kristaps 1161:
1.175 schwarze 1162: term_word(p, "otherwise the value\\~\\-1 is returned"
1163: " and the global variable");
1.1 kristaps 1164:
1.65 schwarze 1165: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1166: term_word(p, "errno");
1.65 schwarze 1167: term_fontpop(p);
1.1 kristaps 1168:
1.166 schwarze 1169: term_word(p, "is set to indicate the error.");
1.84 schwarze 1170: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1171:
1.227 ! schwarze 1172: return 0;
1.1 kristaps 1173: }
1174:
1175: static int
1176: termp_ex_pre(DECL_ARGS)
1177: {
1.132 schwarze 1178: int nchild;
1.1 kristaps 1179:
1.132 schwarze 1180: term_newln(p);
1.53 schwarze 1181: term_word(p, "The");
1.1 kristaps 1182:
1.132 schwarze 1183: nchild = n->nchild;
1184: for (n = n->child; n; n = n->next) {
1.65 schwarze 1185: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1186: term_word(p, n->string);
1.65 schwarze 1187: term_fontpop(p);
1.132 schwarze 1188:
1189: if (nchild > 2 && n->next) {
1190: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1191: term_word(p, ",");
1.132 schwarze 1192: }
1193:
1194: if (n->next && NULL == n->next->next)
1195: term_word(p, "and");
1.53 schwarze 1196: }
1197:
1.132 schwarze 1198: if (nchild > 1)
1.175 schwarze 1199: term_word(p, "utilities exit\\~0");
1.53 schwarze 1200: else
1.175 schwarze 1201: term_word(p, "utility exits\\~0");
1.53 schwarze 1202:
1.175 schwarze 1203: term_word(p, "on success, and\\~>0 if an error occurs.");
1.132 schwarze 1204:
1.84 schwarze 1205: p->flags |= TERMP_SENTENCE;
1.227 ! schwarze 1206: return 0;
1.1 kristaps 1207: }
1208:
1209: static int
1210: termp_nd_pre(DECL_ARGS)
1211: {
1.25 schwarze 1212:
1.213 schwarze 1213: if (n->type == ROFFT_BODY)
1.196 schwarze 1214: term_word(p, "\\(en");
1.227 ! schwarze 1215: return 1;
1.1 kristaps 1216: }
1217:
1.73 schwarze 1218: static int
1219: termp_bl_pre(DECL_ARGS)
1220: {
1221:
1.227 ! schwarze 1222: return n->type != ROFFT_HEAD;
1.73 schwarze 1223: }
1224:
1.1 kristaps 1225: static void
1226: termp_bl_post(DECL_ARGS)
1227: {
1228:
1.213 schwarze 1229: if (n->type == ROFFT_BLOCK)
1.1 kristaps 1230: term_newln(p);
1231: }
1232:
1233: static int
1234: termp_xr_pre(DECL_ARGS)
1235: {
1236:
1.132 schwarze 1237: if (NULL == (n = n->child))
1.227 ! schwarze 1238: return 0;
1.72 schwarze 1239:
1.213 schwarze 1240: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1241: term_word(p, n->string);
1.10 schwarze 1242:
1.166 schwarze 1243: if (NULL == (n = n->next))
1.227 ! schwarze 1244: return 0;
1.132 schwarze 1245:
1.1 kristaps 1246: p->flags |= TERMP_NOSPACE;
1247: term_word(p, "(");
1.132 schwarze 1248: p->flags |= TERMP_NOSPACE;
1249:
1.213 schwarze 1250: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1251: term_word(p, n->string);
1252:
1253: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1254: term_word(p, ")");
1.60 schwarze 1255:
1.227 ! schwarze 1256: return 0;
1.1 kristaps 1257: }
1258:
1.86 schwarze 1259: /*
1260: * This decides how to assert whitespace before any of the SYNOPSIS set
1261: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1262: * macro combos).
1263: */
1264: static void
1.214 schwarze 1265: synopsis_pre(struct termp *p, const struct roff_node *n)
1.86 schwarze 1266: {
1.166 schwarze 1267: /*
1.86 schwarze 1268: * Obviously, if we're not in a SYNOPSIS or no prior macros
1269: * exist, do nothing.
1270: */
1.92 schwarze 1271: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1272: return;
1273:
1274: /*
1275: * If we're the second in a pair of like elements, emit our
1276: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1277: * case we soldier on.
1278: */
1.166 schwarze 1279: if (n->prev->tok == n->tok &&
1280: MDOC_Ft != n->tok &&
1281: MDOC_Fo != n->tok &&
1282: MDOC_Fn != n->tok) {
1.86 schwarze 1283: term_newln(p);
1284: return;
1285: }
1286:
1287: /*
1288: * If we're one of the SYNOPSIS set and non-like pair-wise after
1289: * another (or Fn/Fo, which we've let slip through) then assert
1290: * vertical space, else only newline and move on.
1291: */
1292: switch (n->prev->tok) {
1.166 schwarze 1293: case MDOC_Fd:
1.86 schwarze 1294: /* FALLTHROUGH */
1.166 schwarze 1295: case MDOC_Fn:
1.86 schwarze 1296: /* FALLTHROUGH */
1.166 schwarze 1297: case MDOC_Fo:
1.86 schwarze 1298: /* FALLTHROUGH */
1.166 schwarze 1299: case MDOC_In:
1.86 schwarze 1300: /* FALLTHROUGH */
1.166 schwarze 1301: case MDOC_Vt:
1.86 schwarze 1302: term_vspace(p);
1303: break;
1.166 schwarze 1304: case MDOC_Ft:
1.86 schwarze 1305: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1306: term_vspace(p);
1307: break;
1308: }
1309: /* FALLTHROUGH */
1310: default:
1311: term_newln(p);
1312: break;
1313: }
1314: }
1315:
1.69 schwarze 1316: static int
1317: termp_vt_pre(DECL_ARGS)
1318: {
1319:
1.213 schwarze 1320: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1321: synopsis_pre(p, n);
1.227 ! schwarze 1322: return termp_under_pre(p, pair, meta, n);
1.213 schwarze 1323: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1324: synopsis_pre(p, n);
1.227 ! schwarze 1325: return 1;
1.213 schwarze 1326: } else if (n->type == ROFFT_HEAD)
1.227 ! schwarze 1327: return 0;
1.69 schwarze 1328:
1.227 ! schwarze 1329: return termp_under_pre(p, pair, meta, n);
1.69 schwarze 1330: }
1331:
1.1 kristaps 1332: static int
1.54 schwarze 1333: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1334: {
1335:
1.219 schwarze 1336: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1337: term_fontpush(p, TERMFONT_BOLD);
1.227 ! schwarze 1338: return 1;
1.1 kristaps 1339: }
1340:
1.86 schwarze 1341: static int
1342: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1343: {
1344:
1.86 schwarze 1345: synopsis_pre(p, n);
1.227 ! schwarze 1346: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1347: }
1348:
1.143 schwarze 1349: static void
1350: termp_fd_post(DECL_ARGS)
1351: {
1352:
1353: term_newln(p);
1354: }
1355:
1.1 kristaps 1356: static int
1357: termp_sh_pre(DECL_ARGS)
1358: {
1.60 schwarze 1359:
1360: switch (n->type) {
1.213 schwarze 1361: case ROFFT_BLOCK:
1.192 schwarze 1362: /*
1363: * Vertical space before sections, except
1364: * when the previous section was empty.
1365: */
1366: if (n->prev == NULL ||
1.221 schwarze 1367: n->prev->tok != MDOC_Sh ||
1.192 schwarze 1368: (n->prev->body != NULL &&
1369: n->prev->body->child != NULL))
1370: term_vspace(p);
1.52 schwarze 1371: break;
1.213 schwarze 1372: case ROFFT_HEAD:
1.65 schwarze 1373: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1374: break;
1.213 schwarze 1375: case ROFFT_BODY:
1.140 schwarze 1376: p->offset = term_len(p, p->defindent);
1.221 schwarze 1377: switch (n->sec) {
1378: case SEC_DESCRIPTION:
1379: fn_prio = 0;
1380: break;
1381: case SEC_AUTHORS:
1.141 schwarze 1382: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.221 schwarze 1383: break;
1384: default:
1385: break;
1386: }
1.1 kristaps 1387: break;
1388: default:
1389: break;
1390: }
1.227 ! schwarze 1391: return 1;
1.1 kristaps 1392: }
1393:
1394: static void
1395: termp_sh_post(DECL_ARGS)
1396: {
1397:
1.60 schwarze 1398: switch (n->type) {
1.213 schwarze 1399: case ROFFT_HEAD:
1.1 kristaps 1400: term_newln(p);
1401: break;
1.213 schwarze 1402: case ROFFT_BODY:
1.1 kristaps 1403: term_newln(p);
1404: p->offset = 0;
1405: break;
1406: default:
1407: break;
1408: }
1409: }
1410:
1411: static int
1412: termp_bt_pre(DECL_ARGS)
1413: {
1414:
1415: term_word(p, "is currently in beta test.");
1.84 schwarze 1416: p->flags |= TERMP_SENTENCE;
1.227 ! schwarze 1417: return 0;
1.1 kristaps 1418: }
1419:
1420: static void
1421: termp_lb_post(DECL_ARGS)
1422: {
1423:
1.77 schwarze 1424: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1425: term_newln(p);
1.1 kristaps 1426: }
1427:
1428: static int
1429: termp_ud_pre(DECL_ARGS)
1430: {
1431:
1432: term_word(p, "currently under development.");
1.84 schwarze 1433: p->flags |= TERMP_SENTENCE;
1.227 ! schwarze 1434: return 0;
1.1 kristaps 1435: }
1436:
1437: static int
1438: termp_d1_pre(DECL_ARGS)
1439: {
1440:
1.213 schwarze 1441: if (n->type != ROFFT_BLOCK)
1.227 ! schwarze 1442: return 1;
1.1 kristaps 1443: term_newln(p);
1.140 schwarze 1444: p->offset += term_len(p, p->defindent + 1);
1.227 ! schwarze 1445: return 1;
1.1 kristaps 1446: }
1447:
1448: static int
1449: termp_ft_pre(DECL_ARGS)
1450: {
1451:
1.85 schwarze 1452: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1453: synopsis_pre(p, n);
1.65 schwarze 1454: term_fontpush(p, TERMFONT_UNDER);
1.227 ! schwarze 1455: return 1;
1.1 kristaps 1456: }
1457:
1458: static int
1459: termp_fn_pre(DECL_ARGS)
1460: {
1.159 schwarze 1461: size_t rmargin = 0;
1.132 schwarze 1462: int pretty;
1463:
1464: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1465:
1.86 schwarze 1466: synopsis_pre(p, n);
1.85 schwarze 1467:
1.132 schwarze 1468: if (NULL == (n = n->child))
1.227 ! schwarze 1469: return 0;
1.132 schwarze 1470:
1.153 schwarze 1471: if (pretty) {
1472: rmargin = p->rmargin;
1.159 schwarze 1473: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 1474: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1475: }
1476:
1.213 schwarze 1477: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1478: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1479: term_word(p, n->string);
1.65 schwarze 1480: term_fontpop(p);
1.1 kristaps 1481:
1.223 schwarze 1482: if (n->sec == SEC_DESCRIPTION)
1483: tag_put(n->string, ++fn_prio, p->line);
1.221 schwarze 1484:
1.153 schwarze 1485: if (pretty) {
1486: term_flushln(p);
1.165 schwarze 1487: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.153 schwarze 1488: p->offset = p->rmargin;
1489: p->rmargin = rmargin;
1490: }
1491:
1.1 kristaps 1492: p->flags |= TERMP_NOSPACE;
1493: term_word(p, "(");
1.132 schwarze 1494: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1495:
1.132 schwarze 1496: for (n = n->next; n; n = n->next) {
1.213 schwarze 1497: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1498: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1499: if (pretty)
1500: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1501: term_word(p, n->string);
1.65 schwarze 1502: term_fontpop(p);
1503:
1.132 schwarze 1504: if (n->next) {
1505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1506: term_word(p, ",");
1.132 schwarze 1507: }
1.1 kristaps 1508: }
1509:
1.132 schwarze 1510: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1511: term_word(p, ")");
1512:
1.132 schwarze 1513: if (pretty) {
1514: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1515: term_word(p, ";");
1.153 schwarze 1516: term_flushln(p);
1.132 schwarze 1517: }
1.1 kristaps 1518:
1.227 ! schwarze 1519: return 0;
1.1 kristaps 1520: }
1521:
1522: static int
1523: termp_fa_pre(DECL_ARGS)
1524: {
1.214 schwarze 1525: const struct roff_node *nn;
1.1 kristaps 1526:
1.60 schwarze 1527: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1528: term_fontpush(p, TERMFONT_UNDER);
1.227 ! schwarze 1529: return 1;
1.1 kristaps 1530: }
1531:
1.60 schwarze 1532: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1533: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1534: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1535: term_word(p, nn->string);
1.65 schwarze 1536: term_fontpop(p);
1537:
1.158 schwarze 1538: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1539: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1540: term_word(p, ",");
1.132 schwarze 1541: }
1.1 kristaps 1542: }
1543:
1.227 ! schwarze 1544: return 0;
1.1 kristaps 1545: }
1546:
1547: static int
1548: termp_bd_pre(DECL_ARGS)
1549: {
1.174 schwarze 1550: size_t tabwidth, lm, len, rm, rmax;
1.214 schwarze 1551: struct roff_node *nn;
1.201 schwarze 1552: int offset;
1.1 kristaps 1553:
1.213 schwarze 1554: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1555: print_bvspace(p, n, n);
1.227 ! schwarze 1556: return 1;
1.213 schwarze 1557: } else if (n->type == ROFFT_HEAD)
1.227 ! schwarze 1558: return 0;
1.1 kristaps 1559:
1.187 schwarze 1560: /* Handle the -offset argument. */
1561:
1562: if (n->norm->Bd.offs == NULL ||
1563: ! strcmp(n->norm->Bd.offs, "left"))
1564: /* nothing */;
1565: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1566: p->offset += term_len(p, p->defindent + 1);
1567: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1568: p->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1569: else {
1570: offset = a2width(p, n->norm->Bd.offs);
1571: if (offset < 0 && (size_t)(-offset) > p->offset)
1572: p->offset = 0;
1573: else if (offset < SHRT_MAX)
1574: p->offset += offset;
1575: }
1.60 schwarze 1576:
1577: /*
1578: * If -ragged or -filled are specified, the block does nothing
1579: * but change the indentation. If -unfilled or -literal are
1580: * specified, text is printed exactly as entered in the display:
1581: * for macro lines, a newline is appended to the line. Blank
1582: * lines are allowed.
1583: */
1.166 schwarze 1584:
1585: if (DISP_literal != n->norm->Bd.type &&
1.174 schwarze 1586: DISP_unfilled != n->norm->Bd.type &&
1587: DISP_centered != n->norm->Bd.type)
1.227 ! schwarze 1588: return 1;
1.1 kristaps 1589:
1.75 schwarze 1590: tabwidth = p->tabwidth;
1.123 schwarze 1591: if (DISP_literal == n->norm->Bd.type)
1592: p->tabwidth = term_len(p, 8);
1593:
1.174 schwarze 1594: lm = p->offset;
1.77 schwarze 1595: rm = p->rmargin;
1596: rmax = p->maxrmargin;
1597: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1598:
1.60 schwarze 1599: for (nn = n->child; nn; nn = nn->next) {
1.174 schwarze 1600: if (DISP_centered == n->norm->Bd.type) {
1.213 schwarze 1601: if (nn->type == ROFFT_TEXT) {
1.174 schwarze 1602: len = term_strlen(p, nn->string);
1603: p->offset = len >= rm ? 0 :
1604: lm + len >= rm ? rm - len :
1605: (lm + rm - len) / 2;
1606: } else
1607: p->offset = lm;
1608: }
1.147 schwarze 1609: print_mdoc_node(p, pair, meta, nn);
1.108 schwarze 1610: /*
1611: * If the printed node flushes its own line, then we
1612: * needn't do it here as well. This is hacky, but the
1613: * notion of selective eoln whitespace is pretty dumb
1614: * anyway, so don't sweat it.
1615: */
1616: switch (nn->tok) {
1.166 schwarze 1617: case MDOC_Sm:
1.112 schwarze 1618: /* FALLTHROUGH */
1.166 schwarze 1619: case MDOC_br:
1.108 schwarze 1620: /* FALLTHROUGH */
1.166 schwarze 1621: case MDOC_sp:
1.108 schwarze 1622: /* FALLTHROUGH */
1.166 schwarze 1623: case MDOC_Bl:
1.115 schwarze 1624: /* FALLTHROUGH */
1.166 schwarze 1625: case MDOC_D1:
1.115 schwarze 1626: /* FALLTHROUGH */
1.166 schwarze 1627: case MDOC_Dl:
1.108 schwarze 1628: /* FALLTHROUGH */
1.166 schwarze 1629: case MDOC_Lp:
1.108 schwarze 1630: /* FALLTHROUGH */
1.166 schwarze 1631: case MDOC_Pp:
1.108 schwarze 1632: continue;
1633: default:
1634: break;
1635: }
1.198 schwarze 1636: if (p->flags & TERMP_NONEWLINE ||
1637: (nn->next && ! (nn->next->flags & MDOC_LINE)))
1.100 schwarze 1638: continue;
1639: term_flushln(p);
1.48 schwarze 1640: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1641: }
1.88 schwarze 1642:
1.75 schwarze 1643: p->tabwidth = tabwidth;
1.77 schwarze 1644: p->rmargin = rm;
1645: p->maxrmargin = rmax;
1.227 ! schwarze 1646: return 0;
1.1 kristaps 1647: }
1648:
1649: static void
1650: termp_bd_post(DECL_ARGS)
1651: {
1.77 schwarze 1652: size_t rm, rmax;
1.1 kristaps 1653:
1.213 schwarze 1654: if (n->type != ROFFT_BODY)
1.1 kristaps 1655: return;
1.77 schwarze 1656:
1657: rm = p->rmargin;
1658: rmax = p->maxrmargin;
1659:
1.166 schwarze 1660: if (DISP_literal == n->norm->Bd.type ||
1661: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1662: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1663:
1.48 schwarze 1664: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1665: term_newln(p);
1.77 schwarze 1666:
1667: p->rmargin = rm;
1668: p->maxrmargin = rmax;
1.1 kristaps 1669: }
1670:
1.126 schwarze 1671: static int
1672: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1673: {
1674:
1.126 schwarze 1675: if (NULL != (n = n->child)) {
1676: term_word(p, n->string);
1677: p->flags |= TERMP_NOSPACE;
1678: term_word(p, "BSD");
1679: } else {
1680: term_word(p, "BSD");
1.227 ! schwarze 1681: return 0;
1.126 schwarze 1682: }
1683:
1684: if (NULL != (n = n->next)) {
1685: p->flags |= TERMP_NOSPACE;
1686: term_word(p, "-");
1.1 kristaps 1687: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1688: term_word(p, n->string);
1689: }
1690:
1.227 ! schwarze 1691: return 0;
1.1 kristaps 1692: }
1693:
1694: static int
1.26 schwarze 1695: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1696: {
1.26 schwarze 1697: const char *pp;
1.129 schwarze 1698: int flags;
1.1 kristaps 1699:
1.26 schwarze 1700: pp = NULL;
1.60 schwarze 1701: switch (n->tok) {
1.166 schwarze 1702: case MDOC_Bsx:
1.113 schwarze 1703: pp = "BSD/OS";
1.26 schwarze 1704: break;
1.166 schwarze 1705: case MDOC_Dx:
1.64 schwarze 1706: pp = "DragonFly";
1.26 schwarze 1707: break;
1.166 schwarze 1708: case MDOC_Fx:
1.26 schwarze 1709: pp = "FreeBSD";
1710: break;
1.166 schwarze 1711: case MDOC_Nx:
1.26 schwarze 1712: pp = "NetBSD";
1713: break;
1.166 schwarze 1714: case MDOC_Ox:
1.26 schwarze 1715: pp = "OpenBSD";
1716: break;
1.166 schwarze 1717: case MDOC_Ux:
1.26 schwarze 1718: pp = "UNIX";
1719: break;
1720: default:
1.148 schwarze 1721: abort();
1.26 schwarze 1722: }
1.1 kristaps 1723:
1.26 schwarze 1724: term_word(p, pp);
1.129 schwarze 1725: if (n->child) {
1726: flags = p->flags;
1727: p->flags |= TERMP_KEEP;
1728: term_word(p, n->child->string);
1729: p->flags = flags;
1730: }
1.227 ! schwarze 1731: return 0;
1.1 kristaps 1732: }
1733:
1734: static void
1735: termp_pf_post(DECL_ARGS)
1736: {
1737:
1.197 schwarze 1738: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1739: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1740: }
1741:
1742: static int
1743: termp_ss_pre(DECL_ARGS)
1744: {
1745:
1.60 schwarze 1746: switch (n->type) {
1.213 schwarze 1747: case ROFFT_BLOCK:
1.1 kristaps 1748: term_newln(p);
1.60 schwarze 1749: if (n->prev)
1.1 kristaps 1750: term_vspace(p);
1751: break;
1.213 schwarze 1752: case ROFFT_HEAD:
1.65 schwarze 1753: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1754: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1755: break;
1.213 schwarze 1756: case ROFFT_BODY:
1.176 schwarze 1757: p->offset = term_len(p, p->defindent);
1758: break;
1.1 kristaps 1759: default:
1760: break;
1761: }
1762:
1.227 ! schwarze 1763: return 1;
1.1 kristaps 1764: }
1765:
1766: static void
1767: termp_ss_post(DECL_ARGS)
1768: {
1769:
1.213 schwarze 1770: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1771: term_newln(p);
1772: }
1773:
1774: static int
1775: termp_cd_pre(DECL_ARGS)
1776: {
1777:
1.86 schwarze 1778: synopsis_pre(p, n);
1.65 schwarze 1779: term_fontpush(p, TERMFONT_BOLD);
1.227 ! schwarze 1780: return 1;
1.1 kristaps 1781: }
1782:
1783: static int
1784: termp_in_pre(DECL_ARGS)
1785: {
1786:
1.86 schwarze 1787: synopsis_pre(p, n);
1.85 schwarze 1788:
1.92 schwarze 1789: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1790: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1791: term_word(p, "#include");
1.85 schwarze 1792: term_word(p, "<");
1793: } else {
1794: term_word(p, "<");
1795: term_fontpush(p, TERMFONT_UNDER);
1796: }
1.23 schwarze 1797:
1.1 kristaps 1798: p->flags |= TERMP_NOSPACE;
1.227 ! schwarze 1799: return 1;
1.1 kristaps 1800: }
1801:
1802: static void
1803: termp_in_post(DECL_ARGS)
1804: {
1805:
1.92 schwarze 1806: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1807: term_fontpush(p, TERMFONT_BOLD);
1808:
1.59 schwarze 1809: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1810: term_word(p, ">");
1811:
1.92 schwarze 1812: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1813: term_fontpop(p);
1.38 schwarze 1814: }
1815:
1816: static int
1817: termp_sp_pre(DECL_ARGS)
1818: {
1.199 schwarze 1819: struct roffsu su;
1.211 schwarze 1820: int i, len;
1.38 schwarze 1821:
1.60 schwarze 1822: switch (n->tok) {
1.166 schwarze 1823: case MDOC_sp:
1.199 schwarze 1824: if (n->child) {
1825: if ( ! a2roffsu(n->child->string, &su, SCALE_VS))
1826: su.scale = 1.0;
1827: len = term_vspan(p, &su);
1828: } else
1829: len = 1;
1.54 schwarze 1830: break;
1.166 schwarze 1831: case MDOC_br:
1.54 schwarze 1832: len = 0;
1833: break;
1834: default:
1835: len = 1;
1.221 schwarze 1836: fn_prio = 0;
1.54 schwarze 1837: break;
1.38 schwarze 1838: }
1839:
1840: if (0 == len)
1841: term_newln(p);
1.211 schwarze 1842: else if (len < 0)
1843: p->skipvsp -= len;
1844: else
1845: for (i = 0; i < len; i++)
1846: term_vspace(p);
1.38 schwarze 1847:
1.227 ! schwarze 1848: return 0;
1.38 schwarze 1849: }
1850:
1851: static int
1.193 schwarze 1852: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1853: {
1854:
1.227 ! schwarze 1855: return 0;
1.170 schwarze 1856: }
1857:
1858: static int
1.107 schwarze 1859: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1860: {
1861:
1.213 schwarze 1862: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 ! schwarze 1863: return 1;
1.1 kristaps 1864:
1.107 schwarze 1865: switch (n->tok) {
1.166 schwarze 1866: case MDOC_Ao:
1.107 schwarze 1867: /* FALLTHROUGH */
1.166 schwarze 1868: case MDOC_Aq:
1.202 schwarze 1869: term_word(p, n->nchild == 1 &&
1870: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1871: break;
1.166 schwarze 1872: case MDOC_Bro:
1.107 schwarze 1873: /* FALLTHROUGH */
1.166 schwarze 1874: case MDOC_Brq:
1.107 schwarze 1875: term_word(p, "{");
1876: break;
1.166 schwarze 1877: case MDOC_Oo:
1.107 schwarze 1878: /* FALLTHROUGH */
1.166 schwarze 1879: case MDOC_Op:
1.107 schwarze 1880: /* FALLTHROUGH */
1.166 schwarze 1881: case MDOC_Bo:
1.107 schwarze 1882: /* FALLTHROUGH */
1.166 schwarze 1883: case MDOC_Bq:
1.107 schwarze 1884: term_word(p, "[");
1885: break;
1.166 schwarze 1886: case MDOC_Do:
1.107 schwarze 1887: /* FALLTHROUGH */
1.166 schwarze 1888: case MDOC_Dq:
1.210 schwarze 1889: term_word(p, "\\(Lq");
1.107 schwarze 1890: break;
1.170 schwarze 1891: case MDOC_En:
1892: if (NULL == n->norm->Es ||
1893: NULL == n->norm->Es->child)
1.227 ! schwarze 1894: return 1;
1.170 schwarze 1895: term_word(p, n->norm->Es->child->string);
1896: break;
1.166 schwarze 1897: case MDOC_Po:
1.107 schwarze 1898: /* FALLTHROUGH */
1.166 schwarze 1899: case MDOC_Pq:
1.107 schwarze 1900: term_word(p, "(");
1901: break;
1.166 schwarze 1902: case MDOC__T:
1.120 schwarze 1903: /* FALLTHROUGH */
1.166 schwarze 1904: case MDOC_Qo:
1.107 schwarze 1905: /* FALLTHROUGH */
1.166 schwarze 1906: case MDOC_Qq:
1.107 schwarze 1907: term_word(p, "\"");
1908: break;
1.166 schwarze 1909: case MDOC_Ql:
1.107 schwarze 1910: /* FALLTHROUGH */
1.166 schwarze 1911: case MDOC_So:
1.107 schwarze 1912: /* FALLTHROUGH */
1.166 schwarze 1913: case MDOC_Sq:
1.151 schwarze 1914: term_word(p, "\\(oq");
1.107 schwarze 1915: break;
1916: default:
1917: abort();
1918: }
1.1 kristaps 1919:
1920: p->flags |= TERMP_NOSPACE;
1.227 ! schwarze 1921: return 1;
1.1 kristaps 1922: }
1923:
1924: static void
1.107 schwarze 1925: termp_quote_post(DECL_ARGS)
1.1 kristaps 1926: {
1927:
1.213 schwarze 1928: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1929: return;
1930:
1.205 schwarze 1931: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1932:
1.107 schwarze 1933: switch (n->tok) {
1.166 schwarze 1934: case MDOC_Ao:
1.107 schwarze 1935: /* FALLTHROUGH */
1.166 schwarze 1936: case MDOC_Aq:
1.202 schwarze 1937: term_word(p, n->nchild == 1 &&
1938: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1939: break;
1.166 schwarze 1940: case MDOC_Bro:
1.107 schwarze 1941: /* FALLTHROUGH */
1.166 schwarze 1942: case MDOC_Brq:
1.107 schwarze 1943: term_word(p, "}");
1944: break;
1.166 schwarze 1945: case MDOC_Oo:
1.107 schwarze 1946: /* FALLTHROUGH */
1.166 schwarze 1947: case MDOC_Op:
1.107 schwarze 1948: /* FALLTHROUGH */
1.166 schwarze 1949: case MDOC_Bo:
1.107 schwarze 1950: /* FALLTHROUGH */
1.166 schwarze 1951: case MDOC_Bq:
1.107 schwarze 1952: term_word(p, "]");
1953: break;
1.166 schwarze 1954: case MDOC_Do:
1.107 schwarze 1955: /* FALLTHROUGH */
1.166 schwarze 1956: case MDOC_Dq:
1.210 schwarze 1957: term_word(p, "\\(Rq");
1.170 schwarze 1958: break;
1959: case MDOC_En:
1.205 schwarze 1960: if (n->norm->Es == NULL ||
1961: n->norm->Es->child == NULL ||
1962: n->norm->Es->child->next == NULL)
1963: p->flags &= ~TERMP_NOSPACE;
1964: else
1.170 schwarze 1965: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1966: break;
1.166 schwarze 1967: case MDOC_Po:
1.107 schwarze 1968: /* FALLTHROUGH */
1.166 schwarze 1969: case MDOC_Pq:
1.107 schwarze 1970: term_word(p, ")");
1971: break;
1.166 schwarze 1972: case MDOC__T:
1.120 schwarze 1973: /* FALLTHROUGH */
1.166 schwarze 1974: case MDOC_Qo:
1.107 schwarze 1975: /* FALLTHROUGH */
1.166 schwarze 1976: case MDOC_Qq:
1.107 schwarze 1977: term_word(p, "\"");
1978: break;
1.166 schwarze 1979: case MDOC_Ql:
1.107 schwarze 1980: /* FALLTHROUGH */
1.166 schwarze 1981: case MDOC_So:
1.107 schwarze 1982: /* FALLTHROUGH */
1.166 schwarze 1983: case MDOC_Sq:
1.151 schwarze 1984: term_word(p, "\\(cq");
1.107 schwarze 1985: break;
1986: default:
1987: abort();
1988: }
1.205 schwarze 1989: }
1990:
1991: static int
1992: termp_eo_pre(DECL_ARGS)
1993: {
1994:
1.213 schwarze 1995: if (n->type != ROFFT_BODY)
1.227 ! schwarze 1996: return 1;
1.205 schwarze 1997:
1998: if (n->end == ENDBODY_NOT &&
1999: n->parent->head->child == NULL &&
2000: n->child != NULL &&
2001: n->child->end != ENDBODY_NOT)
2002: term_word(p, "\\&");
2003: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 2004: n->parent->head->child != NULL && (n->child != NULL ||
2005: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 2006: p->flags |= TERMP_NOSPACE;
2007:
1.227 ! schwarze 2008: return 1;
1.205 schwarze 2009: }
2010:
2011: static void
2012: termp_eo_post(DECL_ARGS)
2013: {
2014: int body, tail;
2015:
1.213 schwarze 2016: if (n->type != ROFFT_BODY)
1.205 schwarze 2017: return;
2018:
2019: if (n->end != ENDBODY_NOT) {
2020: p->flags &= ~TERMP_NOSPACE;
2021: return;
2022: }
2023:
2024: body = n->child != NULL || n->parent->head->child != NULL;
2025: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
2026:
2027: if (body && tail)
2028: p->flags |= TERMP_NOSPACE;
2029: else if ( ! (body || tail))
2030: term_word(p, "\\&");
2031: else if ( ! tail)
2032: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2033: }
2034:
2035: static int
2036: termp_fo_pre(DECL_ARGS)
2037: {
1.159 schwarze 2038: size_t rmargin = 0;
1.158 schwarze 2039: int pretty;
2040:
2041: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 2042:
1.213 schwarze 2043: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 2044: synopsis_pre(p, n);
1.227 ! schwarze 2045: return 1;
1.213 schwarze 2046: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 2047: if (pretty) {
2048: rmargin = p->rmargin;
1.159 schwarze 2049: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 2050: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
2051: TERMP_HANG;
1.158 schwarze 2052: }
1.31 schwarze 2053: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2054: term_word(p, "(");
1.132 schwarze 2055: p->flags |= TERMP_NOSPACE;
1.158 schwarze 2056: if (pretty) {
2057: term_flushln(p);
1.165 schwarze 2058: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
2059: TERMP_HANG);
1.158 schwarze 2060: p->offset = p->rmargin;
2061: p->rmargin = rmargin;
2062: }
1.227 ! schwarze 2063: return 1;
1.158 schwarze 2064: }
1.85 schwarze 2065:
1.95 schwarze 2066: if (NULL == n->child)
1.227 ! schwarze 2067: return 0;
1.95 schwarze 2068:
1.85 schwarze 2069: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2070:
1.85 schwarze 2071: assert(n->child->string);
1.65 schwarze 2072: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2073: term_word(p, n->child->string);
1.227 ! schwarze 2074: return 0;
1.1 kristaps 2075: }
2076:
2077: static void
2078: termp_fo_post(DECL_ARGS)
2079: {
2080:
1.213 schwarze 2081: if (n->type != ROFFT_BODY)
1.86 schwarze 2082: return;
2083:
1.132 schwarze 2084: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2085: term_word(p, ")");
2086:
1.132 schwarze 2087: if (MDOC_SYNPRETTY & n->flags) {
2088: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2089: term_word(p, ";");
1.158 schwarze 2090: term_flushln(p);
1.132 schwarze 2091: }
1.1 kristaps 2092: }
2093:
2094: static int
2095: termp_bf_pre(DECL_ARGS)
2096: {
2097:
1.213 schwarze 2098: if (n->type == ROFFT_HEAD)
1.227 ! schwarze 2099: return 0;
1.213 schwarze 2100: else if (n->type != ROFFT_BODY)
1.227 ! schwarze 2101: return 1;
1.1 kristaps 2102:
1.166 schwarze 2103: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2104: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 2105: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2106: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 2107: else
1.65 schwarze 2108: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2109:
1.227 ! schwarze 2110: return 1;
1.1 kristaps 2111: }
2112:
2113: static int
2114: termp_sm_pre(DECL_ARGS)
2115: {
2116:
1.171 schwarze 2117: if (NULL == n->child)
2118: p->flags ^= TERMP_NONOSPACE;
2119: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 2120: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 2121: else
1.1 kristaps 2122: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 2123:
2124: if (p->col && ! (TERMP_NONOSPACE & p->flags))
2125: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2126:
1.227 ! schwarze 2127: return 0;
1.1 kristaps 2128: }
2129:
2130: static int
2131: termp_ap_pre(DECL_ARGS)
2132: {
2133:
2134: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2135: term_word(p, "'");
1.1 kristaps 2136: p->flags |= TERMP_NOSPACE;
1.227 ! schwarze 2137: return 1;
1.1 kristaps 2138: }
2139:
2140: static void
2141: termp____post(DECL_ARGS)
2142: {
1.104 schwarze 2143:
2144: /*
2145: * Handle lists of authors. In general, print each followed by
2146: * a comma. Don't print the comma if there are only two
2147: * authors.
2148: */
2149: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2150: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2151: if (NULL == n->prev || MDOC__A != n->prev->tok)
2152: return;
1.1 kristaps 2153:
1.62 schwarze 2154: /* TODO: %U. */
2155:
1.106 schwarze 2156: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2157: return;
2158:
1.132 schwarze 2159: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2160: if (NULL == n->next) {
2161: term_word(p, ".");
2162: p->flags |= TERMP_SENTENCE;
2163: } else
2164: term_word(p, ",");
1.1 kristaps 2165: }
2166:
2167: static int
1.65 schwarze 2168: termp_li_pre(DECL_ARGS)
2169: {
2170:
2171: term_fontpush(p, TERMFONT_NONE);
1.227 ! schwarze 2172: return 1;
1.65 schwarze 2173: }
2174:
2175: static int
1.1 kristaps 2176: termp_lk_pre(DECL_ARGS)
2177: {
1.214 schwarze 2178: const struct roff_node *link, *descr;
1.1 kristaps 2179:
1.142 schwarze 2180: if (NULL == (link = n->child))
1.227 ! schwarze 2181: return 0;
1.101 schwarze 2182:
1.142 schwarze 2183: if (NULL != (descr = link->next)) {
2184: term_fontpush(p, TERMFONT_UNDER);
2185: while (NULL != descr) {
2186: term_word(p, descr->string);
2187: descr = descr->next;
2188: }
2189: p->flags |= TERMP_NOSPACE;
2190: term_word(p, ":");
2191: term_fontpop(p);
2192: }
1.1 kristaps 2193:
1.65 schwarze 2194: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 2195: term_word(p, link->string);
1.65 schwarze 2196: term_fontpop(p);
1.6 schwarze 2197:
1.227 ! schwarze 2198: return 0;
1.1 kristaps 2199: }
2200:
1.90 schwarze 2201: static int
2202: termp_bk_pre(DECL_ARGS)
2203: {
2204:
1.91 schwarze 2205: switch (n->type) {
1.213 schwarze 2206: case ROFFT_BLOCK:
1.95 schwarze 2207: break;
1.213 schwarze 2208: case ROFFT_HEAD:
1.227 ! schwarze 2209: return 0;
1.213 schwarze 2210: case ROFFT_BODY:
1.117 schwarze 2211: if (n->parent->args || 0 == n->prev->nchild)
2212: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2213: break;
1.91 schwarze 2214: default:
2215: abort();
2216: }
1.95 schwarze 2217:
1.227 ! schwarze 2218: return 1;
1.90 schwarze 2219: }
2220:
2221: static void
2222: termp_bk_post(DECL_ARGS)
2223: {
2224:
1.213 schwarze 2225: if (n->type == ROFFT_BODY)
1.91 schwarze 2226: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2227: }
1.120 schwarze 2228:
2229: static void
2230: termp__t_post(DECL_ARGS)
2231: {
2232:
2233: /*
2234: * If we're in an `Rs' and there's a journal present, then quote
2235: * us instead of underlining us (for disambiguation).
2236: */
1.121 schwarze 2237: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2238: n->parent->norm->Rs.quote_T)
1.147 schwarze 2239: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2240:
1.147 schwarze 2241: termp____post(p, pair, meta, n);
1.120 schwarze 2242: }
2243:
2244: static int
2245: termp__t_pre(DECL_ARGS)
2246: {
2247:
2248: /*
2249: * If we're in an `Rs' and there's a journal present, then quote
2250: * us instead of underlining us (for disambiguation).
2251: */
1.121 schwarze 2252: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2253: n->parent->norm->Rs.quote_T)
1.227 ! schwarze 2254: return termp_quote_pre(p, pair, meta, n);
1.120 schwarze 2255:
2256: term_fontpush(p, TERMFONT_UNDER);
1.227 ! schwarze 2257: return 1;
1.121 schwarze 2258: }
1.1 kristaps 2259:
2260: static int
1.54 schwarze 2261: termp_under_pre(DECL_ARGS)
1.1 kristaps 2262: {
2263:
1.65 schwarze 2264: term_fontpush(p, TERMFONT_UNDER);
1.227 ! schwarze 2265: return 1;
1.222 schwarze 2266: }
2267:
2268: static int
2269: termp_er_pre(DECL_ARGS)
2270: {
2271:
2272: if (n->sec == SEC_ERRORS &&
2273: (n->parent->tok == MDOC_It ||
2274: (n->parent->tok == MDOC_Bq &&
1.223 schwarze 2275: n->parent->parent->parent->tok == MDOC_It)))
2276: tag_put(n->child->string, 1, p->line);
1.227 ! schwarze 2277: return 1;
1.219 schwarze 2278: }
2279:
2280: static int
2281: termp_tag_pre(DECL_ARGS)
2282: {
2283:
2284: if (n->child != NULL &&
2285: n->child->type == ROFFT_TEXT &&
2286: n->prev == NULL &&
2287: (n->parent->tok == MDOC_It ||
2288: (n->parent->tok == MDOC_Xo &&
2289: n->parent->parent->prev == NULL &&
1.223 schwarze 2290: n->parent->parent->parent->tok == MDOC_It)))
2291: tag_put(n->child->string, 1, p->line);
1.227 ! schwarze 2292: return 1;
1.1 kristaps 2293: }