Annotation of mandoc/mdoc_term.c, Revision 1.233
1.233 ! kristaps 1: /* $Id: mdoc_term.c,v 1.232 2011/07/21 11:34:53 kristaps Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.171 schwarze 4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.6 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.107 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.125 kristaps 31: #include "mandoc.h"
1.92 kristaps 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
34: #include "mdoc.h"
1.89 kristaps 35: #include "main.h"
1.1 kristaps 36:
1.66 kristaps 37: #define INDENT 5
38: #define HALFINDENT 3
39:
1.1 kristaps 40: struct termpair {
41: struct termpair *ppair;
1.31 kristaps 42: int count;
1.1 kristaps 43: };
44:
1.31 kristaps 45: #define DECL_ARGS struct termp *p, \
46: struct termpair *pair, \
1.86 kristaps 47: const struct mdoc_meta *m, \
48: const struct mdoc_node *n
1.1 kristaps 49:
50: struct termact {
51: int (*pre)(DECL_ARGS);
52: void (*post)(DECL_ARGS);
53: };
54:
1.157 kristaps 55: static size_t a2width(const struct termp *, const char *);
56: static size_t a2height(const struct termp *, const char *);
57: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 58:
59: static void print_bvspace(struct termp *,
1.151 kristaps 60: const struct mdoc_node *,
1.96 kristaps 61: const struct mdoc_node *);
1.102 kristaps 62: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 63: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 64: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 65: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 66: static void synopsis_pre(struct termp *,
67: const struct mdoc_node *);
1.96 kristaps 68:
1.31 kristaps 69: static void termp____post(DECL_ARGS);
1.203 kristaps 70: static void termp__t_post(DECL_ARGS);
1.61 kristaps 71: static void termp_an_post(DECL_ARGS);
1.31 kristaps 72: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 73: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 74: static void termp_bl_post(DECL_ARGS);
75: static void termp_d1_post(DECL_ARGS);
76: static void termp_fo_post(DECL_ARGS);
77: static void termp_in_post(DECL_ARGS);
78: static void termp_it_post(DECL_ARGS);
79: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 80: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 81: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 82: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 83: static void termp_sh_post(DECL_ARGS);
84: static void termp_ss_post(DECL_ARGS);
85:
1.184 kristaps 86: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 87: static int termp__t_pre(DECL_ARGS);
1.61 kristaps 88: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 89: static int termp_ap_pre(DECL_ARGS);
90: static int termp_bd_pre(DECL_ARGS);
91: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 92: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 93: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 94: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_bt_pre(DECL_ARGS);
1.211 kristaps 96: static int termp_bx_pre(DECL_ARGS);
1.31 kristaps 97: static int termp_cd_pre(DECL_ARGS);
98: static int termp_d1_pre(DECL_ARGS);
99: static int termp_ex_pre(DECL_ARGS);
100: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 101: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 102: static int termp_fl_pre(DECL_ARGS);
103: static int termp_fn_pre(DECL_ARGS);
104: static int termp_fo_pre(DECL_ARGS);
105: static int termp_ft_pre(DECL_ARGS);
1.192 schwarze 106: static int termp_igndelim_pre(DECL_ARGS);
1.31 kristaps 107: static int termp_in_pre(DECL_ARGS);
108: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 109: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 110: static int termp_lk_pre(DECL_ARGS);
111: static int termp_nd_pre(DECL_ARGS);
112: static int termp_nm_pre(DECL_ARGS);
113: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 114: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 115: static int termp_rs_pre(DECL_ARGS);
116: static int termp_rv_pre(DECL_ARGS);
117: static int termp_sh_pre(DECL_ARGS);
118: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 119: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 120: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 121: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 122: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 123: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 124: static int termp_xr_pre(DECL_ARGS);
125: static int termp_xx_pre(DECL_ARGS);
126:
1.70 kristaps 127: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 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 */
133: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 134: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 135: { termp_d1_pre, termp_d1_post }, /* D1 */
136: { termp_d1_pre, termp_d1_post }, /* Dl */
137: { termp_bd_pre, termp_bd_post }, /* Bd */
138: { NULL, NULL }, /* Ed */
1.115 kristaps 139: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 140: { NULL, NULL }, /* El */
141: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 142: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 143: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 144: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 145: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 146: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 147: { NULL, NULL }, /* Dv */
148: { NULL, NULL }, /* Er */
149: { NULL, NULL }, /* Ev */
150: { termp_ex_pre, NULL }, /* Ex */
151: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 152: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 153: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 154: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 155: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 156: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 157: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 158: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 159: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 160: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 161: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 162: { NULL, NULL }, /* Ot */
1.69 kristaps 163: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 164: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 165: { NULL, NULL }, /* St */
1.69 kristaps 166: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 167: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 168: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 169: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 170: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 171: { NULL, termp____post }, /* %D */
1.84 kristaps 172: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 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 */
1.203 kristaps 178: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 179: { NULL, termp____post }, /* %V */
180: { NULL, NULL }, /* Ac */
1.188 kristaps 181: { termp_quote_pre, termp_quote_post }, /* Ao */
182: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 183: { NULL, NULL }, /* At */
1.1 kristaps 184: { NULL, NULL }, /* Bc */
185: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 186: { termp_quote_pre, termp_quote_post }, /* Bo */
187: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 188: { termp_xx_pre, NULL }, /* Bsx */
1.211 kristaps 189: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 190: { NULL, NULL }, /* Db */
191: { NULL, NULL }, /* Dc */
1.188 kristaps 192: { termp_quote_pre, termp_quote_post }, /* Do */
193: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 194: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 195: { NULL, NULL }, /* Ef */
1.69 kristaps 196: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 197: { NULL, NULL }, /* Eo */
1.26 kristaps 198: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 199: { termp_bold_pre, NULL }, /* Ms */
1.192 schwarze 200: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 201: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 202: { termp_xx_pre, NULL }, /* Nx */
203: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 204: { NULL, NULL }, /* Pc */
1.192 schwarze 205: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188 kristaps 206: { termp_quote_pre, termp_quote_post }, /* Po */
207: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 208: { NULL, NULL }, /* Qc */
1.188 kristaps 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 */
1.188 kristaps 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 */
1.69 kristaps 218: { termp_under_pre, NULL }, /* Sx */
219: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 220: { NULL, NULL }, /* Tn */
1.26 kristaps 221: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 222: { NULL, NULL }, /* Xc */
223: { NULL, NULL }, /* Xo */
224: { termp_fo_pre, termp_fo_post }, /* Fo */
225: { NULL, NULL }, /* Fc */
1.188 kristaps 226: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 227: { NULL, NULL }, /* Oc */
1.159 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 */
232: { NULL, NULL }, /* Fr */
233: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 234: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 235: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 236: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 237: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 238: { termp_quote_pre, termp_quote_post }, /* Brq */
239: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 240: { NULL, NULL }, /* Brc */
1.83 kristaps 241: { NULL, termp____post }, /* %C */
1.81 kristaps 242: { NULL, NULL }, /* Es */ /* TODO */
243: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 244: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 245: { NULL, termp____post }, /* %Q */
1.76 kristaps 246: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 247: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 248: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 249: { NULL, NULL }, /* Ta */
1.1 kristaps 250: };
251:
252:
1.70 kristaps 253: void
1.89 kristaps 254: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 255: {
1.70 kristaps 256: const struct mdoc_node *n;
257: const struct mdoc_meta *m;
1.89 kristaps 258: struct termp *p;
259:
260: p = (struct termp *)arg;
1.111 kristaps 261:
262: p->overstep = 0;
1.123 joerg 263: p->maxrmargin = p->defrmargin;
1.157 kristaps 264: p->tabwidth = term_len(p, 5);
1.89 kristaps 265:
266: if (NULL == p->symtab)
1.230 kristaps 267: p->symtab = mchars_alloc();
1.70 kristaps 268:
269: n = mdoc_node(mdoc);
270: m = mdoc_meta(mdoc);
1.146 schwarze 271:
272: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 273:
274: if (n->child)
1.102 kristaps 275: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 276:
277: term_end(p);
1.1 kristaps 278: }
279:
280:
1.3 kristaps 281: static void
1.102 kristaps 282: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 283: {
284:
1.102 kristaps 285: print_mdoc_node(p, pair, m, n);
1.86 kristaps 286: if (n->next)
1.102 kristaps 287: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 288: }
289:
290:
1.70 kristaps 291: /* ARGSUSED */
1.3 kristaps 292: static void
1.102 kristaps 293: print_mdoc_node(DECL_ARGS)
1.1 kristaps 294: {
1.102 kristaps 295: int chld;
296: const void *font;
1.1 kristaps 297: struct termpair npair;
1.30 kristaps 298: size_t offset, rmargin;
1.1 kristaps 299:
1.70 kristaps 300: chld = 1;
1.29 kristaps 301: offset = p->offset;
1.30 kristaps 302: rmargin = p->rmargin;
1.102 kristaps 303: font = term_fontq(p);
1.29 kristaps 304:
1.97 kristaps 305: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 306: npair.ppair = pair;
1.172 kristaps 307:
308: /*
309: * Keeps only work until the end of a line. If a keep was
310: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 311: *
312: * Also let SYNPRETTY sections behave as if they were wrapped
313: * in a `Bk' block.
1.172 kristaps 314: */
315:
1.197 schwarze 316: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 317: if (n->prev && n->prev->line != n->line) {
318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: } else if (NULL == n->prev) {
321: if (n->parent && n->parent->line != n->line) {
322: p->flags &= ~TERMP_KEEP;
323: p->flags |= TERMP_PREKEEP;
324: }
325: }
326: }
1.197 schwarze 327:
328: /*
329: * Since SYNPRETTY sections aren't "turned off" with `Ek',
330: * we have to intuit whether we should disable formatting.
331: */
332:
333: if ( ! (MDOC_SYNPRETTY & n->flags) &&
334: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
335: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
336: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 337:
1.217 schwarze 338: /*
339: * After the keep flags have been set up, we may now
340: * produce output. Note that some pre-handlers do so.
341: */
342:
343: switch (n->type) {
344: case (MDOC_TEXT):
345: if (' ' == *n->string && MDOC_LINE & n->flags)
346: term_newln(p);
1.222 kristaps 347: if (MDOC_DELIMC & n->flags)
348: p->flags |= TERMP_NOSPACE;
1.217 schwarze 349: term_word(p, n->string);
1.222 kristaps 350: if (MDOC_DELIMO & n->flags)
351: p->flags |= TERMP_NOSPACE;
1.217 schwarze 352: break;
353: case (MDOC_EQN):
1.233 ! kristaps 354: term_eqn(p, n->eqn);
1.217 schwarze 355: break;
356: case (MDOC_TBL):
357: term_tbl(p, n->span);
358: break;
359: default:
360: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
361: chld = (*termacts[n->tok].pre)
362: (p, &npair, m, n);
363: break;
364: }
365:
1.86 kristaps 366: if (chld && n->child)
1.102 kristaps 367: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 368:
1.102 kristaps 369: term_fontpopq(p, font);
1.46 kristaps 370:
1.206 kristaps 371: switch (n->type) {
372: case (MDOC_TEXT):
373: break;
374: case (MDOC_TBL):
1.216 kristaps 375: break;
376: case (MDOC_EQN):
1.206 kristaps 377: break;
378: default:
379: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
380: break;
1.165 kristaps 381: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 382:
383: /*
384: * Explicit end tokens not only call the post
385: * handler, but also tell the respective block
386: * that it must not call the post handler again.
387: */
1.165 kristaps 388: if (ENDBODY_NOT != n->end)
1.162 schwarze 389: n->pending->flags |= MDOC_ENDED;
390:
391: /*
392: * End of line terminating an implicit block
393: * while an explicit block is still open.
394: * Continue the explicit block without spacing.
395: */
396: if (ENDBODY_NOSPACE == n->end)
397: p->flags |= TERMP_NOSPACE;
1.206 kristaps 398: break;
1.162 schwarze 399: }
1.121 kristaps 400:
401: if (MDOC_EOS & n->flags)
402: p->flags |= TERMP_SENTENCE;
1.29 kristaps 403:
404: p->offset = offset;
1.30 kristaps 405: p->rmargin = rmargin;
1.1 kristaps 406: }
407:
408:
1.3 kristaps 409: static void
1.145 kristaps 410: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 411: {
1.144 kristaps 412: const struct mdoc_meta *m;
413:
414: m = (const struct mdoc_meta *)arg;
1.1 kristaps 415:
1.102 kristaps 416: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 417:
1.9 kristaps 418: /*
419: * Output the footer in new-groff style, that is, three columns
420: * with the middle being the manual date and flanking columns
421: * being the operating system:
422: *
423: * SYSTEM DATE SYSTEM
424: */
425:
1.1 kristaps 426: term_vspace(p);
427:
1.9 kristaps 428: p->offset = 0;
1.157 kristaps 429: p->rmargin = (p->maxrmargin -
1.220 schwarze 430: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.220 schwarze 433: term_word(p, m->os);
1.1 kristaps 434: term_flushln(p);
435:
1.9 kristaps 436: p->offset = p->rmargin;
1.220 schwarze 437: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.1 kristaps 438: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 439:
1.220 schwarze 440: term_word(p, m->date);
1.9 kristaps 441: term_flushln(p);
442:
1.1 kristaps 443: p->offset = p->rmargin;
444: p->rmargin = p->maxrmargin;
445: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 446: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 447:
1.220 schwarze 448: term_word(p, m->os);
1.1 kristaps 449: term_flushln(p);
450:
1.9 kristaps 451: p->offset = 0;
452: p->rmargin = p->maxrmargin;
453: p->flags = 0;
1.1 kristaps 454: }
455:
456:
1.3 kristaps 457: static void
1.144 kristaps 458: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 459: {
1.98 kristaps 460: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 461: const struct mdoc_meta *m;
462:
463: m = (const struct mdoc_meta *)arg;
1.1 kristaps 464:
465: p->rmargin = p->maxrmargin;
466: p->offset = 0;
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: */
480:
1.86 kristaps 481: assert(m->vol);
1.98 kristaps 482: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 483:
1.86 kristaps 484: if (m->arch) {
1.98 kristaps 485: strlcat(buf, " (", BUFSIZ);
486: strlcat(buf, m->arch, BUFSIZ);
487: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 488: }
489:
1.124 kristaps 490: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 491:
492: p->offset = 0;
1.157 kristaps 493: p->rmargin = (p->maxrmargin -
494: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
496:
497: term_word(p, title);
498: term_flushln(p);
499:
500: p->offset = p->rmargin;
1.157 kristaps 501: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 502: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 503:
504: term_word(p, buf);
505: term_flushln(p);
506:
507: p->offset = p->rmargin;
508: p->rmargin = p->maxrmargin;
509: p->flags &= ~TERMP_NOBREAK;
510: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
511:
512: term_word(p, title);
513: term_flushln(p);
514:
1.9 kristaps 515: p->offset = 0;
1.1 kristaps 516: p->rmargin = p->maxrmargin;
517: p->flags &= ~TERMP_NOSPACE;
518: }
519:
520:
521: static size_t
1.157 kristaps 522: a2height(const struct termp *p, const char *v)
1.1 kristaps 523: {
1.92 kristaps 524: struct roffsu su;
1.91 kristaps 525:
1.231 kristaps 526:
1.157 kristaps 527: assert(v);
528: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 529: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 530:
1.157 kristaps 531: return(term_vspan(p, &su));
1.91 kristaps 532: }
1.1 kristaps 533:
1.40 kristaps 534:
1.91 kristaps 535: static size_t
1.157 kristaps 536: a2width(const struct termp *p, const char *v)
1.91 kristaps 537: {
1.92 kristaps 538: struct roffsu su;
1.1 kristaps 539:
1.154 kristaps 540: assert(v);
541: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 542: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 543:
1.157 kristaps 544: return(term_hspan(p, &su));
1.1 kristaps 545: }
546:
547:
548: static size_t
1.157 kristaps 549: a2offs(const struct termp *p, const char *v)
1.1 kristaps 550: {
1.92 kristaps 551: struct roffsu su;
1.1 kristaps 552:
1.148 kristaps 553: if ('\0' == *v)
1.91 kristaps 554: return(0);
1.148 kristaps 555: else if (0 == strcmp(v, "left"))
1.19 kristaps 556: return(0);
1.148 kristaps 557: else if (0 == strcmp(v, "indent"))
1.157 kristaps 558: return(term_len(p, INDENT + 1));
1.148 kristaps 559: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 560: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 561: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 562: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 563:
1.157 kristaps 564: return(term_hspan(p, &su));
1.1 kristaps 565: }
566:
567:
1.108 kristaps 568: /*
569: * Determine how much space to print out before block elements of `It'
570: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
571: * too.
572: */
1.54 kristaps 573: static void
1.151 kristaps 574: print_bvspace(struct termp *p,
575: const struct mdoc_node *bl,
576: const struct mdoc_node *n)
1.1 kristaps 577: {
1.86 kristaps 578: const struct mdoc_node *nn;
1.1 kristaps 579:
580: term_newln(p);
1.150 kristaps 581:
1.202 kristaps 582: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 583: return;
1.202 kristaps 584: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 585: return;
586:
1.85 kristaps 587: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 588:
1.86 kristaps 589: for (nn = n; nn; nn = nn->parent) {
590: if (MDOC_BLOCK != nn->type)
1.1 kristaps 591: continue;
1.86 kristaps 592: if (MDOC_Ss == nn->tok)
1.54 kristaps 593: return;
1.86 kristaps 594: if (MDOC_Sh == nn->tok)
1.54 kristaps 595: return;
1.86 kristaps 596: if (NULL == nn->prev)
1.1 kristaps 597: continue;
598: break;
599: }
600:
1.85 kristaps 601: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 602:
1.202 kristaps 603: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 604: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 605: return;
606:
1.85 kristaps 607: /* A `-diag' without body does not vspace. */
608:
1.202 kristaps 609: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 610: if (n->prev && MDOC_It == n->prev->tok) {
611: assert(n->prev->body);
612: if (NULL == n->prev->body->child)
1.55 kristaps 613: return;
614: }
615:
1.54 kristaps 616: term_vspace(p);
1.1 kristaps 617: }
618:
619:
620: /* ARGSUSED */
621: static int
622: termp_it_pre(DECL_ARGS)
623: {
1.86 kristaps 624: const struct mdoc_node *bl, *nn;
1.1 kristaps 625: char buf[7];
1.170 kristaps 626: int i;
1.108 kristaps 627: size_t width, offset, ncols, dcol;
1.126 kristaps 628: enum mdoc_list type;
1.1 kristaps 629:
1.86 kristaps 630: if (MDOC_BLOCK == n->type) {
1.151 kristaps 631: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 632: return(1);
633: }
1.1 kristaps 634:
1.86 kristaps 635: bl = n->parent->parent->parent;
1.202 kristaps 636: type = bl->norm->Bl.type;
1.1 kristaps 637:
1.108 kristaps 638: /*
639: * First calculate width and offset. This is pretty easy unless
640: * we're a -column list, in which case all prior columns must
641: * be accounted for.
642: */
643:
644: width = offset = 0;
645:
1.202 kristaps 646: if (bl->norm->Bl.offs)
647: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 648:
1.1 kristaps 649: switch (type) {
1.126 kristaps 650: case (LIST_column):
1.134 kristaps 651: if (MDOC_HEAD == n->type)
1.1 kristaps 652: break;
1.155 kristaps 653:
1.105 kristaps 654: /*
1.108 kristaps 655: * Imitate groff's column handling:
656: * - For each earlier column, add its width.
657: * - For less than 5 columns, add four more blanks per
658: * column.
659: * - For exactly 5 columns, add three more blank per
660: * column.
661: * - For more than 5 columns, add only one column.
1.105 kristaps 662: */
1.202 kristaps 663: ncols = bl->norm->Bl.ncols;
1.170 kristaps 664:
1.108 kristaps 665: /* LINTED */
1.157 kristaps 666: dcol = ncols < 5 ? term_len(p, 4) :
667: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 668:
1.134 kristaps 669: /*
670: * Calculate the offset by applying all prior MDOC_BODY,
671: * so we stop at the MDOC_HEAD (NULL == nn->prev).
672: */
673:
1.108 kristaps 674: for (i = 0, nn = n->prev;
1.134 kristaps 675: nn->prev && i < (int)ncols;
1.108 kristaps 676: nn = nn->prev, i++)
677: offset += dcol + a2width
1.202 kristaps 678: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 679:
680: /*
1.108 kristaps 681: * When exceeding the declared number of columns, leave
682: * the remaining widths at 0. This will later be
683: * adjusted to the default width of 10, or, for the last
684: * column, stretched to the right margin.
1.58 kristaps 685: */
1.108 kristaps 686: if (i >= (int)ncols)
687: break;
1.58 kristaps 688:
1.105 kristaps 689: /*
1.108 kristaps 690: * Use the declared column widths, extended as explained
691: * in the preceding paragraph.
1.105 kristaps 692: */
1.202 kristaps 693: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 694: break;
695: default:
1.202 kristaps 696: if (NULL == bl->norm->Bl.width)
1.108 kristaps 697: break;
698:
699: /*
700: * Note: buffer the width by 2, which is groff's magic
701: * number for buffering single arguments. See the above
702: * handling for column for how this changes.
703: */
1.202 kristaps 704: assert(bl->norm->Bl.width);
705: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 706: break;
707: }
708:
709: /*
710: * List-type can override the width in the case of fixed-head
711: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 712: * offset.
1.1 kristaps 713: */
714:
715: switch (type) {
1.126 kristaps 716: case (LIST_bullet):
1.1 kristaps 717: /* FALLTHROUGH */
1.126 kristaps 718: case (LIST_dash):
1.1 kristaps 719: /* FALLTHROUGH */
1.126 kristaps 720: case (LIST_hyphen):
1.157 kristaps 721: if (width < term_len(p, 4))
722: width = term_len(p, 4);
1.1 kristaps 723: break;
1.126 kristaps 724: case (LIST_enum):
1.157 kristaps 725: if (width < term_len(p, 5))
726: width = term_len(p, 5);
1.17 kristaps 727: break;
1.126 kristaps 728: case (LIST_hang):
1.39 kristaps 729: if (0 == width)
1.157 kristaps 730: width = term_len(p, 8);
1.39 kristaps 731: break;
1.126 kristaps 732: case (LIST_column):
1.49 kristaps 733: /* FALLTHROUGH */
1.126 kristaps 734: case (LIST_tag):
1.1 kristaps 735: if (0 == width)
1.157 kristaps 736: width = term_len(p, 10);
1.1 kristaps 737: break;
738: default:
739: break;
740: }
741:
742: /*
1.17 kristaps 743: * Whitespace control. Inset bodies need an initial space,
744: * while diagonal bodies need two.
1.1 kristaps 745: */
746:
1.51 kristaps 747: p->flags |= TERMP_NOSPACE;
748:
1.1 kristaps 749: switch (type) {
1.126 kristaps 750: case (LIST_diag):
1.86 kristaps 751: if (MDOC_BODY == n->type)
1.62 kristaps 752: term_word(p, "\\ \\ ");
1.51 kristaps 753: break;
1.126 kristaps 754: case (LIST_inset):
1.86 kristaps 755: if (MDOC_BODY == n->type)
1.51 kristaps 756: term_word(p, "\\ ");
1.1 kristaps 757: break;
758: default:
759: break;
760: }
761:
1.51 kristaps 762: p->flags |= TERMP_NOSPACE;
763:
1.1 kristaps 764: switch (type) {
1.126 kristaps 765: case (LIST_diag):
1.86 kristaps 766: if (MDOC_HEAD == n->type)
1.102 kristaps 767: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 768: break;
769: default:
770: break;
771: }
772:
773: /*
1.109 kristaps 774: * Pad and break control. This is the tricky part. These flags
775: * are documented in term_flushln() in term.c. Note that we're
776: * going to unset all of these flags in termp_it_post() when we
777: * exit.
1.1 kristaps 778: */
779:
780: switch (type) {
1.126 kristaps 781: case (LIST_bullet):
1.1 kristaps 782: /* FALLTHROUGH */
1.126 kristaps 783: case (LIST_dash):
1.1 kristaps 784: /* FALLTHROUGH */
1.126 kristaps 785: case (LIST_enum):
1.1 kristaps 786: /* FALLTHROUGH */
1.126 kristaps 787: case (LIST_hyphen):
1.86 kristaps 788: if (MDOC_HEAD == n->type)
1.39 kristaps 789: p->flags |= TERMP_NOBREAK;
790: else
791: p->flags |= TERMP_NOLPAD;
792: break;
1.126 kristaps 793: case (LIST_hang):
1.86 kristaps 794: if (MDOC_HEAD == n->type)
1.39 kristaps 795: p->flags |= TERMP_NOBREAK;
796: else
797: p->flags |= TERMP_NOLPAD;
798:
1.86 kristaps 799: if (MDOC_HEAD != n->type)
1.59 kristaps 800: break;
801:
802: /*
803: * This is ugly. If `-hang' is specified and the body
804: * is a `Bl' or `Bd', then we want basically to nullify
805: * the "overstep" effect in term_flushln() and treat
806: * this as a `-ohang' list instead.
807: */
1.86 kristaps 808: if (n->next->child &&
809: (MDOC_Bl == n->next->child->tok ||
810: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 811: p->flags &= ~TERMP_NOBREAK;
812: p->flags &= ~TERMP_NOLPAD;
813: } else
1.39 kristaps 814: p->flags |= TERMP_HANG;
815: break;
1.126 kristaps 816: case (LIST_tag):
1.86 kristaps 817: if (MDOC_HEAD == n->type)
1.51 kristaps 818: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 819: else
820: p->flags |= TERMP_NOLPAD;
1.38 kristaps 821:
1.86 kristaps 822: if (MDOC_HEAD != n->type)
1.39 kristaps 823: break;
1.86 kristaps 824: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 825: p->flags |= TERMP_DANGLE;
1.1 kristaps 826: break;
1.126 kristaps 827: case (LIST_column):
1.134 kristaps 828: if (MDOC_HEAD == n->type)
829: break;
830:
831: if (NULL == n->next)
832: p->flags &= ~TERMP_NOBREAK;
833: else
834: p->flags |= TERMP_NOBREAK;
835:
836: assert(n->prev);
837: if (MDOC_BODY == n->prev->type)
838: p->flags |= TERMP_NOLPAD;
839:
1.1 kristaps 840: break;
1.126 kristaps 841: case (LIST_diag):
1.86 kristaps 842: if (MDOC_HEAD == n->type)
1.1 kristaps 843: p->flags |= TERMP_NOBREAK;
844: break;
845: default:
846: break;
847: }
848:
849: /*
850: * Margin control. Set-head-width lists have their right
851: * margins shortened. The body for these lists has the offset
852: * necessarily lengthened. Everybody gets the offset.
853: */
854:
855: p->offset += offset;
856:
857: switch (type) {
1.126 kristaps 858: case (LIST_hang):
1.59 kristaps 859: /*
860: * Same stipulation as above, regarding `-hang'. We
861: * don't want to recalculate rmargin and offsets when
862: * using `Bd' or `Bl' within `-hang' overstep lists.
863: */
1.86 kristaps 864: if (MDOC_HEAD == n->type && n->next->child &&
865: (MDOC_Bl == n->next->child->tok ||
866: MDOC_Bd == n->next->child->tok))
1.59 kristaps 867: break;
868: /* FALLTHROUGH */
1.126 kristaps 869: case (LIST_bullet):
1.1 kristaps 870: /* FALLTHROUGH */
1.126 kristaps 871: case (LIST_dash):
1.1 kristaps 872: /* FALLTHROUGH */
1.126 kristaps 873: case (LIST_enum):
1.1 kristaps 874: /* FALLTHROUGH */
1.126 kristaps 875: case (LIST_hyphen):
1.1 kristaps 876: /* FALLTHROUGH */
1.126 kristaps 877: case (LIST_tag):
1.49 kristaps 878: assert(width);
1.86 kristaps 879: if (MDOC_HEAD == n->type)
1.1 kristaps 880: p->rmargin = p->offset + width;
881: else
882: p->offset += width;
883: break;
1.126 kristaps 884: case (LIST_column):
1.49 kristaps 885: assert(width);
1.1 kristaps 886: p->rmargin = p->offset + width;
1.50 kristaps 887: /*
888: * XXX - this behaviour is not documented: the
889: * right-most column is filled to the right margin.
890: */
1.134 kristaps 891: if (MDOC_HEAD == n->type)
892: break;
893: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 894: p->rmargin = p->maxrmargin;
1.1 kristaps 895: break;
896: default:
897: break;
898: }
899:
900: /*
901: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 902: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 903: */
904:
1.86 kristaps 905: if (MDOC_HEAD == n->type)
1.1 kristaps 906: switch (type) {
1.126 kristaps 907: case (LIST_bullet):
1.102 kristaps 908: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 909: term_word(p, "\\[bu]");
1.102 kristaps 910: term_fontpop(p);
1.1 kristaps 911: break;
1.126 kristaps 912: case (LIST_dash):
1.1 kristaps 913: /* FALLTHROUGH */
1.126 kristaps 914: case (LIST_hyphen):
1.102 kristaps 915: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 916: term_word(p, "\\(hy");
1.102 kristaps 917: term_fontpop(p);
1.1 kristaps 918: break;
1.126 kristaps 919: case (LIST_enum):
1.1 kristaps 920: (pair->ppair->ppair->count)++;
1.109 kristaps 921: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 922: pair->ppair->ppair->count);
923: term_word(p, buf);
924: break;
925: default:
926: break;
927: }
928:
929: /*
930: * If we're not going to process our children, indicate so here.
931: */
932:
933: switch (type) {
1.126 kristaps 934: case (LIST_bullet):
1.1 kristaps 935: /* FALLTHROUGH */
1.126 kristaps 936: case (LIST_item):
1.1 kristaps 937: /* FALLTHROUGH */
1.126 kristaps 938: case (LIST_dash):
1.1 kristaps 939: /* FALLTHROUGH */
1.126 kristaps 940: case (LIST_hyphen):
1.1 kristaps 941: /* FALLTHROUGH */
1.126 kristaps 942: case (LIST_enum):
1.86 kristaps 943: if (MDOC_HEAD == n->type)
1.1 kristaps 944: return(0);
945: break;
1.126 kristaps 946: case (LIST_column):
1.134 kristaps 947: if (MDOC_HEAD == n->type)
1.1 kristaps 948: return(0);
949: break;
950: default:
951: break;
952: }
953:
954: return(1);
955: }
956:
957:
958: /* ARGSUSED */
959: static void
960: termp_it_post(DECL_ARGS)
961: {
1.126 kristaps 962: enum mdoc_list type;
1.1 kristaps 963:
1.109 kristaps 964: if (MDOC_BLOCK == n->type)
1.1 kristaps 965: return;
966:
1.202 kristaps 967: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 968:
969: switch (type) {
1.126 kristaps 970: case (LIST_item):
1.1 kristaps 971: /* FALLTHROUGH */
1.126 kristaps 972: case (LIST_diag):
1.53 kristaps 973: /* FALLTHROUGH */
1.126 kristaps 974: case (LIST_inset):
1.86 kristaps 975: if (MDOC_BODY == n->type)
1.130 schwarze 976: term_newln(p);
1.1 kristaps 977: break;
1.126 kristaps 978: case (LIST_column):
1.134 kristaps 979: if (MDOC_BODY == n->type)
1.1 kristaps 980: term_flushln(p);
981: break;
982: default:
1.130 schwarze 983: term_newln(p);
1.1 kristaps 984: break;
985: }
986:
1.109 kristaps 987: /*
988: * Now that our output is flushed, we can reset our tags. Since
989: * only `It' sets these flags, we're free to assume that nobody
990: * has munged them in the meanwhile.
991: */
992:
993: p->flags &= ~TERMP_DANGLE;
994: p->flags &= ~TERMP_NOBREAK;
995: p->flags &= ~TERMP_TWOSPACE;
996: p->flags &= ~TERMP_NOLPAD;
997: p->flags &= ~TERMP_HANG;
1.1 kristaps 998: }
999:
1000:
1001: /* ARGSUSED */
1002: static int
1003: termp_nm_pre(DECL_ARGS)
1004: {
1005:
1.164 schwarze 1006: if (MDOC_BLOCK == n->type)
1007: return(1);
1008:
1009: if (MDOC_BODY == n->type) {
1010: if (NULL == n->child)
1011: return(0);
1012: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1013: p->offset += term_len(p, 1) +
1014: (NULL == n->prev->child ? term_strlen(p, m->name) :
1015: MDOC_TEXT == n->prev->child->type ?
1016: term_strlen(p, n->prev->child->string) :
1017: term_len(p, 5));
1018: return(1);
1019: }
1020:
1.125 kristaps 1021: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1022: return(0);
1.125 kristaps 1023:
1.177 schwarze 1024: if (MDOC_HEAD == n->type)
1025: synopsis_pre(p, n->parent);
1.102 kristaps 1026:
1.164 schwarze 1027: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1028: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1029: p->rmargin = p->offset + term_len(p, 1);
1030: if (NULL == n->child) {
1031: p->rmargin += term_strlen(p, m->name);
1032: } else if (MDOC_TEXT == n->child->type) {
1033: p->rmargin += term_strlen(p, n->child->string);
1034: if (n->child->next)
1035: p->flags |= TERMP_HANG;
1036: } else {
1037: p->rmargin += term_len(p, 5);
1038: p->flags |= TERMP_HANG;
1039: }
1.164 schwarze 1040: }
1041:
1.102 kristaps 1042: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1043: if (NULL == n->child)
1044: term_word(p, m->name);
1.1 kristaps 1045: return(1);
1046: }
1047:
1048:
1.164 schwarze 1049: /* ARGSUSED */
1050: static void
1051: termp_nm_post(DECL_ARGS)
1052: {
1053:
1054: if (MDOC_HEAD == n->type && n->next->child) {
1055: term_flushln(p);
1056: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1057: } else if (MDOC_BODY == n->type && n->child) {
1058: term_flushln(p);
1059: p->flags &= ~TERMP_NOLPAD;
1060: }
1061: }
1062:
1063:
1.1 kristaps 1064: /* ARGSUSED */
1065: static int
1066: termp_fl_pre(DECL_ARGS)
1067: {
1068:
1.102 kristaps 1069: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1070: term_word(p, "\\-");
1.103 kristaps 1071:
1072: if (n->child)
1.114 kristaps 1073: p->flags |= TERMP_NOSPACE;
1074: else if (n->next && n->next->line == n->line)
1.103 kristaps 1075: p->flags |= TERMP_NOSPACE;
1076:
1.1 kristaps 1077: return(1);
1078: }
1079:
1080:
1081: /* ARGSUSED */
1082: static int
1.184 kristaps 1083: termp__a_pre(DECL_ARGS)
1084: {
1085:
1086: if (n->prev && MDOC__A == n->prev->tok)
1087: if (NULL == n->next || MDOC__A != n->next->tok)
1088: term_word(p, "and");
1089:
1090: return(1);
1091: }
1092:
1093:
1094: /* ARGSUSED */
1095: static int
1.61 kristaps 1096: termp_an_pre(DECL_ARGS)
1097: {
1098:
1.86 kristaps 1099: if (NULL == n->child)
1.61 kristaps 1100: return(1);
1101:
1102: /*
1.85 kristaps 1103: * If not in the AUTHORS section, `An -split' will cause
1104: * newlines to occur before the author name. If in the AUTHORS
1105: * section, by default, the first `An' invocation is nosplit,
1106: * then all subsequent ones, regardless of whether interspersed
1107: * with other macros/text, are split. -split, in this case,
1108: * will override the condition of the implied first -nosplit.
1.61 kristaps 1109: */
1110:
1.86 kristaps 1111: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1112: if ( ! (TERMP_ANPREC & p->flags)) {
1113: if (TERMP_SPLIT & p->flags)
1114: term_newln(p);
1115: return(1);
1116: }
1117: if (TERMP_NOSPLIT & p->flags)
1118: return(1);
1119: term_newln(p);
1120: return(1);
1121: }
1122:
1123: if (TERMP_SPLIT & p->flags)
1124: term_newln(p);
1125:
1126: return(1);
1127: }
1128:
1129:
1130: /* ARGSUSED */
1131: static void
1132: termp_an_post(DECL_ARGS)
1133: {
1134:
1.86 kristaps 1135: if (n->child) {
1136: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1137: p->flags |= TERMP_ANPREC;
1138: return;
1139: }
1140:
1.202 kristaps 1141: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1142: p->flags &= ~TERMP_NOSPLIT;
1143: p->flags |= TERMP_SPLIT;
1.202 kristaps 1144: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1145: p->flags &= ~TERMP_SPLIT;
1146: p->flags |= TERMP_NOSPLIT;
1147: }
1148:
1149: }
1150:
1151:
1152: /* ARGSUSED */
1153: static int
1.1 kristaps 1154: termp_ns_pre(DECL_ARGS)
1155: {
1156:
1.215 kristaps 1157: if ( ! (MDOC_LINE & n->flags))
1158: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1159: return(1);
1160: }
1161:
1162:
1163: /* ARGSUSED */
1164: static int
1165: termp_rs_pre(DECL_ARGS)
1166: {
1167:
1.86 kristaps 1168: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1169: return(1);
1.86 kristaps 1170: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1171: term_vspace(p);
1172: return(1);
1173: }
1174:
1175:
1176: /* ARGSUSED */
1177: static int
1178: termp_rv_pre(DECL_ARGS)
1179: {
1.223 kristaps 1180: int nchild;
1.1 kristaps 1181:
1182: term_newln(p);
1183: term_word(p, "The");
1184:
1.223 kristaps 1185: nchild = n->nchild;
1186: for (n = n->child; n; n = n->next) {
1.102 kristaps 1187: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1188: term_word(p, n->string);
1.102 kristaps 1189: term_fontpop(p);
1.224 kristaps 1190:
1.68 kristaps 1191: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1192: term_word(p, "()");
1193:
1194: if (nchild > 2 && n->next) {
1195: p->flags |= TERMP_NOSPACE;
1196: term_word(p, ",");
1197: }
1198:
1199: if (n->next && NULL == n->next->next)
1200: term_word(p, "and");
1.68 kristaps 1201: }
1202:
1.223 kristaps 1203: if (nchild > 1)
1.68 kristaps 1204: term_word(p, "functions return");
1205: else
1206: term_word(p, "function returns");
1.1 kristaps 1207:
1.68 kristaps 1208: term_word(p, "the value 0 if successful; otherwise the value "
1209: "-1 is returned and the global variable");
1.1 kristaps 1210:
1.102 kristaps 1211: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1212: term_word(p, "errno");
1.102 kristaps 1213: term_fontpop(p);
1.1 kristaps 1214:
1215: term_word(p, "is set to indicate the error.");
1.131 kristaps 1216: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1217:
1.68 kristaps 1218: return(0);
1.1 kristaps 1219: }
1220:
1221:
1222: /* ARGSUSED */
1223: static int
1224: termp_ex_pre(DECL_ARGS)
1225: {
1.224 kristaps 1226: int nchild;
1.1 kristaps 1227:
1.224 kristaps 1228: term_newln(p);
1.68 kristaps 1229: term_word(p, "The");
1.1 kristaps 1230:
1.224 kristaps 1231: nchild = n->nchild;
1232: for (n = n->child; n; n = n->next) {
1.102 kristaps 1233: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1234: term_word(p, n->string);
1.102 kristaps 1235: term_fontpop(p);
1.224 kristaps 1236:
1237: if (nchild > 2 && n->next) {
1238: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1239: term_word(p, ",");
1.224 kristaps 1240: }
1241:
1242: if (n->next && NULL == n->next->next)
1243: term_word(p, "and");
1.68 kristaps 1244: }
1245:
1.224 kristaps 1246: if (nchild > 1)
1.68 kristaps 1247: term_word(p, "utilities exit");
1248: else
1249: term_word(p, "utility exits");
1250:
1251: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1252:
1.131 kristaps 1253: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1254: return(0);
1.1 kristaps 1255: }
1256:
1257:
1258: /* ARGSUSED */
1259: static int
1260: termp_nd_pre(DECL_ARGS)
1261: {
1.25 kristaps 1262:
1.86 kristaps 1263: if (MDOC_BODY != n->type)
1.25 kristaps 1264: return(1);
1.30 kristaps 1265:
1.27 kristaps 1266: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1267: term_word(p, "\\(en");
1.23 kristaps 1268: #else
1269: term_word(p, "\\(em");
1270: #endif
1.1 kristaps 1271: return(1);
1.115 kristaps 1272: }
1273:
1274:
1275: /* ARGSUSED */
1276: static int
1277: termp_bl_pre(DECL_ARGS)
1278: {
1279:
1280: return(MDOC_HEAD != n->type);
1.1 kristaps 1281: }
1282:
1283:
1284: /* ARGSUSED */
1285: static void
1286: termp_bl_post(DECL_ARGS)
1287: {
1288:
1.86 kristaps 1289: if (MDOC_BLOCK == n->type)
1.1 kristaps 1290: term_newln(p);
1291: }
1292:
1293: /* ARGSUSED */
1294: static int
1295: termp_xr_pre(DECL_ARGS)
1296: {
1297:
1.225 kristaps 1298: if (NULL == (n = n->child))
1.113 kristaps 1299: return(0);
1300:
1.225 kristaps 1301: assert(MDOC_TEXT == n->type);
1302: term_word(p, n->string);
1.11 kristaps 1303:
1.225 kristaps 1304: if (NULL == (n = n->next))
1.1 kristaps 1305: return(0);
1.225 kristaps 1306:
1.1 kristaps 1307: p->flags |= TERMP_NOSPACE;
1308: term_word(p, "(");
1.222 kristaps 1309: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1310:
1311: assert(MDOC_TEXT == n->type);
1312: term_word(p, n->string);
1313:
1.222 kristaps 1314: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1315: term_word(p, ")");
1.86 kristaps 1316:
1.1 kristaps 1317: return(0);
1318: }
1319:
1.143 kristaps 1320: /*
1321: * This decides how to assert whitespace before any of the SYNOPSIS set
1322: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1323: * macro combos).
1324: */
1325: static void
1326: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1327: {
1328: /*
1329: * Obviously, if we're not in a SYNOPSIS or no prior macros
1330: * exist, do nothing.
1331: */
1.160 kristaps 1332: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1333: return;
1334:
1335: /*
1336: * If we're the second in a pair of like elements, emit our
1337: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1338: * case we soldier on.
1339: */
1340: if (n->prev->tok == n->tok &&
1341: MDOC_Ft != n->tok &&
1342: MDOC_Fo != n->tok &&
1343: MDOC_Fn != n->tok) {
1344: term_newln(p);
1345: return;
1346: }
1347:
1348: /*
1349: * If we're one of the SYNOPSIS set and non-like pair-wise after
1350: * another (or Fn/Fo, which we've let slip through) then assert
1351: * vertical space, else only newline and move on.
1352: */
1353: switch (n->prev->tok) {
1354: case (MDOC_Fd):
1355: /* FALLTHROUGH */
1356: case (MDOC_Fn):
1357: /* FALLTHROUGH */
1358: case (MDOC_Fo):
1359: /* FALLTHROUGH */
1360: case (MDOC_In):
1361: /* FALLTHROUGH */
1362: case (MDOC_Vt):
1363: term_vspace(p);
1364: break;
1365: case (MDOC_Ft):
1366: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1367: term_vspace(p);
1368: break;
1369: }
1370: /* FALLTHROUGH */
1371: default:
1372: term_newln(p);
1373: break;
1374: }
1375: }
1376:
1377:
1.110 kristaps 1378: static int
1379: termp_vt_pre(DECL_ARGS)
1380: {
1381:
1.143 kristaps 1382: if (MDOC_ELEM == n->type) {
1383: synopsis_pre(p, n);
1.110 kristaps 1384: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1385: } else if (MDOC_BLOCK == n->type) {
1386: synopsis_pre(p, n);
1387: return(1);
1388: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1389: return(0);
1390:
1391: return(termp_under_pre(p, pair, m, n));
1392: }
1393:
1394:
1.1 kristaps 1395: /* ARGSUSED */
1396: static int
1.69 kristaps 1397: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1398: {
1399:
1.102 kristaps 1400: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1401: return(1);
1402: }
1403:
1404:
1405: /* ARGSUSED */
1.143 kristaps 1406: static int
1407: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1408: {
1409:
1.143 kristaps 1410: synopsis_pre(p, n);
1411: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1412: }
1413:
1414:
1415: /* ARGSUSED */
1416: static int
1417: termp_sh_pre(DECL_ARGS)
1418: {
1.85 kristaps 1419:
1420: /* No vspace between consecutive `Sh' calls. */
1421:
1.86 kristaps 1422: switch (n->type) {
1.65 kristaps 1423: case (MDOC_BLOCK):
1.86 kristaps 1424: if (n->prev && MDOC_Sh == n->prev->tok)
1425: if (NULL == n->prev->body->child)
1.65 kristaps 1426: break;
1427: term_vspace(p);
1428: break;
1.1 kristaps 1429: case (MDOC_HEAD):
1.102 kristaps 1430: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1431: break;
1432: case (MDOC_BODY):
1.157 kristaps 1433: p->offset = term_len(p, INDENT);
1.1 kristaps 1434: break;
1435: default:
1436: break;
1437: }
1438: return(1);
1439: }
1440:
1441:
1442: /* ARGSUSED */
1443: static void
1444: termp_sh_post(DECL_ARGS)
1445: {
1446:
1.86 kristaps 1447: switch (n->type) {
1.1 kristaps 1448: case (MDOC_HEAD):
1449: term_newln(p);
1450: break;
1451: case (MDOC_BODY):
1452: term_newln(p);
1453: p->offset = 0;
1454: break;
1455: default:
1456: break;
1457: }
1458: }
1459:
1460:
1461: /* ARGSUSED */
1462: static int
1463: termp_bt_pre(DECL_ARGS)
1464: {
1465:
1466: term_word(p, "is currently in beta test.");
1.131 kristaps 1467: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1468: return(0);
1.1 kristaps 1469: }
1470:
1471:
1472: /* ARGSUSED */
1473: static void
1474: termp_lb_post(DECL_ARGS)
1475: {
1476:
1.122 kristaps 1477: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1478: term_newln(p);
1.1 kristaps 1479: }
1480:
1481:
1482: /* ARGSUSED */
1483: static int
1484: termp_ud_pre(DECL_ARGS)
1485: {
1486:
1487: term_word(p, "currently under development.");
1.131 kristaps 1488: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1489: return(0);
1.1 kristaps 1490: }
1491:
1492:
1493: /* ARGSUSED */
1494: static int
1495: termp_d1_pre(DECL_ARGS)
1496: {
1497:
1.86 kristaps 1498: if (MDOC_BLOCK != n->type)
1.1 kristaps 1499: return(1);
1500: term_newln(p);
1.157 kristaps 1501: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1502: return(1);
1503: }
1504:
1505:
1506: /* ARGSUSED */
1507: static void
1508: termp_d1_post(DECL_ARGS)
1509: {
1510:
1.86 kristaps 1511: if (MDOC_BLOCK != n->type)
1.1 kristaps 1512: return;
1513: term_newln(p);
1514: }
1515:
1516:
1517: /* ARGSUSED */
1518: static int
1519: termp_ft_pre(DECL_ARGS)
1520: {
1521:
1.141 kristaps 1522: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1523: synopsis_pre(p, n);
1.102 kristaps 1524: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1525: return(1);
1526: }
1527:
1528:
1529: /* ARGSUSED */
1530: static int
1531: termp_fn_pre(DECL_ARGS)
1532: {
1.226 kristaps 1533: int pretty;
1534:
1535: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1536:
1.143 kristaps 1537: synopsis_pre(p, n);
1.139 kristaps 1538:
1.226 kristaps 1539: if (NULL == (n = n->child))
1540: return(0);
1541:
1542: assert(MDOC_TEXT == n->type);
1.102 kristaps 1543: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1544: term_word(p, n->string);
1.102 kristaps 1545: term_fontpop(p);
1.1 kristaps 1546:
1547: p->flags |= TERMP_NOSPACE;
1548: term_word(p, "(");
1.222 kristaps 1549: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1550:
1.226 kristaps 1551: for (n = n->next; n; n = n->next) {
1552: assert(MDOC_TEXT == n->type);
1.102 kristaps 1553: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1554: term_word(p, n->string);
1.102 kristaps 1555: term_fontpop(p);
1556:
1.226 kristaps 1557: if (n->next) {
1.222 kristaps 1558: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1559: term_word(p, ",");
1.222 kristaps 1560: }
1.1 kristaps 1561: }
1562:
1.222 kristaps 1563: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1564: term_word(p, ")");
1565:
1.226 kristaps 1566: if (pretty) {
1.222 kristaps 1567: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1568: term_word(p, ";");
1.222 kristaps 1569: }
1.1 kristaps 1570:
1571: return(0);
1572: }
1573:
1574:
1575: /* ARGSUSED */
1576: static int
1577: termp_fa_pre(DECL_ARGS)
1578: {
1.86 kristaps 1579: const struct mdoc_node *nn;
1.1 kristaps 1580:
1.86 kristaps 1581: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1582: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1583: return(1);
1584: }
1585:
1.86 kristaps 1586: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1587: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1588: term_word(p, nn->string);
1.102 kristaps 1589: term_fontpop(p);
1590:
1.222 kristaps 1591: if (nn->next) {
1592: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1593: term_word(p, ",");
1.222 kristaps 1594: }
1.1 kristaps 1595: }
1596:
1.222 kristaps 1597: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1598: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1599: term_word(p, ",");
1.222 kristaps 1600: }
1.1 kristaps 1601:
1602: return(0);
1603: }
1604:
1605:
1606: /* ARGSUSED */
1607: static int
1608: termp_bd_pre(DECL_ARGS)
1609: {
1.179 kristaps 1610: size_t tabwidth, rm, rmax;
1.85 kristaps 1611: const struct mdoc_node *nn;
1.1 kristaps 1612:
1.86 kristaps 1613: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1614: print_bvspace(p, n, n);
1.54 kristaps 1615: return(1);
1.116 kristaps 1616: } else if (MDOC_HEAD == n->type)
1617: return(0);
1.1 kristaps 1618:
1.202 kristaps 1619: if (n->norm->Bd.offs)
1620: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1621:
1622: /*
1623: * If -ragged or -filled are specified, the block does nothing
1624: * but change the indentation. If -unfilled or -literal are
1625: * specified, text is printed exactly as entered in the display:
1626: * for macro lines, a newline is appended to the line. Blank
1627: * lines are allowed.
1628: */
1.60 kristaps 1629:
1.202 kristaps 1630: if (DISP_literal != n->norm->Bd.type &&
1631: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1632: return(1);
1633:
1.129 schwarze 1634: tabwidth = p->tabwidth;
1.208 kristaps 1635: if (DISP_literal == n->norm->Bd.type)
1636: p->tabwidth = term_len(p, 8);
1637:
1.119 kristaps 1638: rm = p->rmargin;
1639: rmax = p->maxrmargin;
1.120 kristaps 1640: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1641:
1.86 kristaps 1642: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1643: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1644: /*
1645: * If the printed node flushes its own line, then we
1646: * needn't do it here as well. This is hacky, but the
1647: * notion of selective eoln whitespace is pretty dumb
1648: * anyway, so don't sweat it.
1649: */
1650: switch (nn->tok) {
1.193 kristaps 1651: case (MDOC_Sm):
1652: /* FALLTHROUGH */
1.190 kristaps 1653: case (MDOC_br):
1654: /* FALLTHROUGH */
1655: case (MDOC_sp):
1656: /* FALLTHROUGH */
1657: case (MDOC_Bl):
1.196 kristaps 1658: /* FALLTHROUGH */
1659: case (MDOC_D1):
1660: /* FALLTHROUGH */
1661: case (MDOC_Dl):
1.190 kristaps 1662: /* FALLTHROUGH */
1663: case (MDOC_Lp):
1664: /* FALLTHROUGH */
1665: case (MDOC_Pp):
1666: continue;
1667: default:
1668: break;
1669: }
1.180 schwarze 1670: if (nn->next && nn->next->line == nn->line)
1671: continue;
1672: term_flushln(p);
1673: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1674: }
1.147 kristaps 1675:
1.129 schwarze 1676: p->tabwidth = tabwidth;
1.119 kristaps 1677: p->rmargin = rm;
1678: p->maxrmargin = rmax;
1.1 kristaps 1679: return(0);
1680: }
1681:
1682:
1683: /* ARGSUSED */
1684: static void
1685: termp_bd_post(DECL_ARGS)
1686: {
1.119 kristaps 1687: size_t rm, rmax;
1.1 kristaps 1688:
1.86 kristaps 1689: if (MDOC_BODY != n->type)
1.1 kristaps 1690: return;
1.118 kristaps 1691:
1.119 kristaps 1692: rm = p->rmargin;
1693: rmax = p->maxrmargin;
1.118 kristaps 1694:
1.202 kristaps 1695: if (DISP_literal == n->norm->Bd.type ||
1696: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1697: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1698:
1.60 kristaps 1699: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1700: term_newln(p);
1.118 kristaps 1701:
1.119 kristaps 1702: p->rmargin = rm;
1703: p->maxrmargin = rmax;
1.1 kristaps 1704: }
1705:
1706:
1707: /* ARGSUSED */
1.211 kristaps 1708: static int
1709: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1710: {
1711:
1.211 kristaps 1712: if (NULL != (n = n->child)) {
1713: term_word(p, n->string);
1714: p->flags |= TERMP_NOSPACE;
1715: term_word(p, "BSD");
1716: } else {
1717: term_word(p, "BSD");
1718: return(0);
1719: }
1720:
1721: if (NULL != (n = n->next)) {
1722: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1723: term_word(p, "-");
1.1 kristaps 1724: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1725: term_word(p, n->string);
1.211 kristaps 1726: }
1727:
1728: return(0);
1.1 kristaps 1729: }
1730:
1731:
1732: /* ARGSUSED */
1733: static int
1.26 kristaps 1734: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1735: {
1.26 kristaps 1736: const char *pp;
1.218 schwarze 1737: int flags;
1.1 kristaps 1738:
1.26 kristaps 1739: pp = NULL;
1.86 kristaps 1740: switch (n->tok) {
1.26 kristaps 1741: case (MDOC_Bsx):
1.194 schwarze 1742: pp = "BSD/OS";
1.26 kristaps 1743: break;
1744: case (MDOC_Dx):
1.100 kristaps 1745: pp = "DragonFly";
1.26 kristaps 1746: break;
1747: case (MDOC_Fx):
1748: pp = "FreeBSD";
1749: break;
1750: case (MDOC_Nx):
1751: pp = "NetBSD";
1752: break;
1753: case (MDOC_Ox):
1754: pp = "OpenBSD";
1755: break;
1756: case (MDOC_Ux):
1757: pp = "UNIX";
1758: break;
1759: default:
1760: break;
1761: }
1.1 kristaps 1762:
1.26 kristaps 1763: term_word(p, pp);
1.214 kristaps 1764: if (n->child) {
1.218 schwarze 1765: flags = p->flags;
1.214 kristaps 1766: p->flags |= TERMP_KEEP;
1767: term_word(p, n->child->string);
1.218 schwarze 1768: p->flags = flags;
1.214 kristaps 1769: }
1770: return(0);
1.1 kristaps 1771: }
1772:
1773:
1774: /* ARGSUSED */
1775: static int
1.192 schwarze 1776: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1777: {
1778:
1779: p->flags |= TERMP_IGNDELIM;
1780: return(1);
1781: }
1782:
1783:
1784: /* ARGSUSED */
1785: static void
1786: termp_pf_post(DECL_ARGS)
1787: {
1788:
1789: p->flags |= TERMP_NOSPACE;
1790: }
1791:
1792:
1793: /* ARGSUSED */
1794: static int
1795: termp_ss_pre(DECL_ARGS)
1796: {
1797:
1.86 kristaps 1798: switch (n->type) {
1.1 kristaps 1799: case (MDOC_BLOCK):
1800: term_newln(p);
1.86 kristaps 1801: if (n->prev)
1.1 kristaps 1802: term_vspace(p);
1803: break;
1804: case (MDOC_HEAD):
1.102 kristaps 1805: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1806: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1807: break;
1808: default:
1809: break;
1810: }
1811:
1812: return(1);
1813: }
1814:
1815:
1816: /* ARGSUSED */
1817: static void
1818: termp_ss_post(DECL_ARGS)
1819: {
1820:
1.86 kristaps 1821: if (MDOC_HEAD == n->type)
1.1 kristaps 1822: term_newln(p);
1823: }
1824:
1825:
1826: /* ARGSUSED */
1827: static int
1828: termp_cd_pre(DECL_ARGS)
1829: {
1830:
1.143 kristaps 1831: synopsis_pre(p, n);
1.102 kristaps 1832: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1833: return(1);
1834: }
1835:
1836:
1837: /* ARGSUSED */
1838: static int
1839: termp_in_pre(DECL_ARGS)
1840: {
1.142 schwarze 1841:
1.143 kristaps 1842: synopsis_pre(p, n);
1.1 kristaps 1843:
1.160 kristaps 1844: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1845: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1846: term_word(p, "#include");
1.138 kristaps 1847: term_word(p, "<");
1848: } else {
1849: term_word(p, "<");
1850: term_fontpush(p, TERMFONT_UNDER);
1851: }
1.22 kristaps 1852:
1.1 kristaps 1853: p->flags |= TERMP_NOSPACE;
1854: return(1);
1855: }
1856:
1857:
1858: /* ARGSUSED */
1859: static void
1860: termp_in_post(DECL_ARGS)
1861: {
1862:
1.160 kristaps 1863: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1864: term_fontpush(p, TERMFONT_BOLD);
1865:
1.79 kristaps 1866: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1867: term_word(p, ">");
1868:
1.160 kristaps 1869: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1870: term_fontpop(p);
1.1 kristaps 1871: }
1872:
1873:
1874: /* ARGSUSED */
1875: static int
1.45 kristaps 1876: termp_sp_pre(DECL_ARGS)
1877: {
1.91 kristaps 1878: size_t i, len;
1.45 kristaps 1879:
1.86 kristaps 1880: switch (n->tok) {
1.76 kristaps 1881: case (MDOC_sp):
1.157 kristaps 1882: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1883: break;
1884: case (MDOC_br):
1885: len = 0;
1886: break;
1887: default:
1888: len = 1;
1889: break;
1.45 kristaps 1890: }
1891:
1892: if (0 == len)
1893: term_newln(p);
1894: for (i = 0; i < len; i++)
1895: term_vspace(p);
1896:
1897: return(0);
1898: }
1899:
1900:
1.189 kristaps 1901: /* ARGSUSED */
1.45 kristaps 1902: static int
1.188 kristaps 1903: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1904: {
1905:
1.203 kristaps 1906: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1907: return(1);
1908:
1.188 kristaps 1909: switch (n->tok) {
1910: case (MDOC_Ao):
1911: /* FALLTHROUGH */
1912: case (MDOC_Aq):
1913: term_word(p, "<");
1914: break;
1915: case (MDOC_Bro):
1916: /* FALLTHROUGH */
1917: case (MDOC_Brq):
1918: term_word(p, "{");
1919: break;
1920: case (MDOC_Oo):
1921: /* FALLTHROUGH */
1922: case (MDOC_Op):
1923: /* FALLTHROUGH */
1924: case (MDOC_Bo):
1925: /* FALLTHROUGH */
1926: case (MDOC_Bq):
1927: term_word(p, "[");
1928: break;
1929: case (MDOC_Do):
1930: /* FALLTHROUGH */
1931: case (MDOC_Dq):
1932: term_word(p, "``");
1933: break;
1934: case (MDOC_Po):
1935: /* FALLTHROUGH */
1936: case (MDOC_Pq):
1937: term_word(p, "(");
1938: break;
1.205 kristaps 1939: case (MDOC__T):
1940: /* FALLTHROUGH */
1.188 kristaps 1941: case (MDOC_Qo):
1942: /* FALLTHROUGH */
1943: case (MDOC_Qq):
1944: term_word(p, "\"");
1945: break;
1946: case (MDOC_Ql):
1947: /* FALLTHROUGH */
1948: case (MDOC_So):
1949: /* FALLTHROUGH */
1950: case (MDOC_Sq):
1951: term_word(p, "`");
1952: break;
1953: default:
1954: abort();
1955: /* NOTREACHED */
1956: }
1.1 kristaps 1957:
1958: p->flags |= TERMP_NOSPACE;
1959: return(1);
1960: }
1961:
1962:
1.189 kristaps 1963: /* ARGSUSED */
1.1 kristaps 1964: static void
1.188 kristaps 1965: termp_quote_post(DECL_ARGS)
1.1 kristaps 1966: {
1967:
1.203 kristaps 1968: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1969: return;
1970:
1971: p->flags |= TERMP_NOSPACE;
1972:
1.188 kristaps 1973: switch (n->tok) {
1974: case (MDOC_Ao):
1975: /* FALLTHROUGH */
1976: case (MDOC_Aq):
1977: term_word(p, ">");
1978: break;
1979: case (MDOC_Bro):
1980: /* FALLTHROUGH */
1981: case (MDOC_Brq):
1982: term_word(p, "}");
1983: break;
1984: case (MDOC_Oo):
1985: /* FALLTHROUGH */
1986: case (MDOC_Op):
1987: /* FALLTHROUGH */
1988: case (MDOC_Bo):
1989: /* FALLTHROUGH */
1990: case (MDOC_Bq):
1991: term_word(p, "]");
1992: break;
1993: case (MDOC_Do):
1994: /* FALLTHROUGH */
1995: case (MDOC_Dq):
1996: term_word(p, "''");
1997: break;
1998: case (MDOC_Po):
1999: /* FALLTHROUGH */
2000: case (MDOC_Pq):
2001: term_word(p, ")");
2002: break;
1.205 kristaps 2003: case (MDOC__T):
2004: /* FALLTHROUGH */
1.188 kristaps 2005: case (MDOC_Qo):
2006: /* FALLTHROUGH */
2007: case (MDOC_Qq):
2008: term_word(p, "\"");
2009: break;
2010: case (MDOC_Ql):
2011: /* FALLTHROUGH */
2012: case (MDOC_So):
2013: /* FALLTHROUGH */
2014: case (MDOC_Sq):
2015: term_word(p, "'");
2016: break;
2017: default:
2018: abort();
2019: /* NOTREACHED */
2020: }
1.1 kristaps 2021: }
2022:
2023:
2024: /* ARGSUSED */
2025: static int
2026: termp_fo_pre(DECL_ARGS)
2027: {
2028:
1.141 kristaps 2029: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2030: synopsis_pre(p, n);
1.141 kristaps 2031: return(1);
2032: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2033: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2034: term_word(p, "(");
1.222 kristaps 2035: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2036: return(1);
1.141 kristaps 2037: }
2038:
1.169 kristaps 2039: if (NULL == n->child)
2040: return(0);
2041:
1.141 kristaps 2042: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2043:
1.141 kristaps 2044: assert(n->child->string);
1.102 kristaps 2045: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2046: term_word(p, n->child->string);
1.1 kristaps 2047: return(0);
2048: }
2049:
2050:
2051: /* ARGSUSED */
2052: static void
2053: termp_fo_post(DECL_ARGS)
2054: {
2055:
1.143 kristaps 2056: if (MDOC_BODY != n->type)
2057: return;
2058:
1.222 kristaps 2059: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2060: term_word(p, ")");
2061:
1.222 kristaps 2062: if (MDOC_SYNPRETTY & n->flags) {
2063: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2064: term_word(p, ";");
1.222 kristaps 2065: }
1.1 kristaps 2066: }
2067:
2068:
2069: /* ARGSUSED */
2070: static int
2071: termp_bf_pre(DECL_ARGS)
2072: {
2073:
1.86 kristaps 2074: if (MDOC_HEAD == n->type)
1.1 kristaps 2075: return(0);
1.86 kristaps 2076: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2077: return(1);
2078:
1.202 kristaps 2079: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2080: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2081: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2082: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2083: else
1.102 kristaps 2084: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2085:
2086: return(1);
2087: }
2088:
2089:
2090: /* ARGSUSED */
2091: static int
2092: termp_sm_pre(DECL_ARGS)
2093: {
2094:
1.86 kristaps 2095: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2096: if (0 == strcmp("on", n->child->string)) {
2097: if (p->col)
2098: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2099: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2100: } else
1.1 kristaps 2101: p->flags |= TERMP_NONOSPACE;
2102:
2103: return(0);
2104: }
2105:
2106:
2107: /* ARGSUSED */
2108: static int
2109: termp_ap_pre(DECL_ARGS)
2110: {
2111:
2112: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2113: term_word(p, "'");
1.1 kristaps 2114: p->flags |= TERMP_NOSPACE;
2115: return(1);
2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static void
2121: termp____post(DECL_ARGS)
2122: {
1.184 kristaps 2123:
2124: /*
2125: * Handle lists of authors. In general, print each followed by
2126: * a comma. Don't print the comma if there are only two
2127: * authors.
2128: */
2129: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2130: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2131: if (NULL == n->prev || MDOC__A != n->prev->tok)
2132: return;
1.1 kristaps 2133:
1.95 kristaps 2134: /* TODO: %U. */
2135:
1.187 kristaps 2136: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2137: return;
2138:
1.222 kristaps 2139: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2140: if (NULL == n->next) {
2141: term_word(p, ".");
2142: p->flags |= TERMP_SENTENCE;
2143: } else
2144: term_word(p, ",");
1.1 kristaps 2145: }
2146:
2147:
2148: /* ARGSUSED */
2149: static int
1.102 kristaps 2150: termp_li_pre(DECL_ARGS)
2151: {
2152:
2153: term_fontpush(p, TERMFONT_NONE);
2154: return(1);
2155: }
2156:
2157:
2158: /* ARGSUSED */
2159: static int
1.1 kristaps 2160: termp_lk_pre(DECL_ARGS)
2161: {
1.181 kristaps 2162: const struct mdoc_node *nn, *sv;
1.1 kristaps 2163:
1.102 kristaps 2164: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2165:
2166: nn = sv = n->child;
1.96 kristaps 2167:
1.195 kristaps 2168: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2169: return(1);
2170:
1.181 kristaps 2171: for (nn = nn->next; nn; nn = nn->next)
2172: term_word(p, nn->string);
2173:
1.102 kristaps 2174: term_fontpop(p);
1.96 kristaps 2175:
1.222 kristaps 2176: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2177: term_word(p, ":");
2178:
1.102 kristaps 2179: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2180: term_word(p, sv->string);
1.102 kristaps 2181: term_fontpop(p);
1.12 kristaps 2182:
1.1 kristaps 2183: return(0);
2184: }
2185:
1.159 schwarze 2186:
2187: /* ARGSUSED */
2188: static int
2189: termp_bk_pre(DECL_ARGS)
2190: {
2191:
1.161 schwarze 2192: switch (n->type) {
2193: case (MDOC_BLOCK):
1.166 kristaps 2194: break;
1.161 schwarze 2195: case (MDOC_HEAD):
2196: return(0);
2197: case (MDOC_BODY):
1.200 schwarze 2198: if (n->parent->args || 0 == n->prev->nchild)
2199: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2200: break;
1.161 schwarze 2201: default:
2202: abort();
1.166 kristaps 2203: /* NOTREACHED */
1.161 schwarze 2204: }
1.166 kristaps 2205:
2206: return(1);
1.159 schwarze 2207: }
2208:
2209:
2210: /* ARGSUSED */
2211: static void
2212: termp_bk_post(DECL_ARGS)
2213: {
2214:
1.161 schwarze 2215: if (MDOC_BODY == n->type)
2216: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2217: }
2218:
2219: /* ARGSUSED */
2220: static void
2221: termp__t_post(DECL_ARGS)
2222: {
2223:
2224: /*
2225: * If we're in an `Rs' and there's a journal present, then quote
2226: * us instead of underlining us (for disambiguation).
2227: */
1.217 schwarze 2228: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2229: n->parent->norm->Rs.quote_T)
1.203 kristaps 2230: termp_quote_post(p, pair, m, n);
2231:
2232: termp____post(p, pair, m, n);
2233: }
2234:
2235: /* ARGSUSED */
2236: static int
2237: termp__t_pre(DECL_ARGS)
2238: {
2239:
2240: /*
2241: * If we're in an `Rs' and there's a journal present, then quote
2242: * us instead of underlining us (for disambiguation).
2243: */
2244: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2245: n->parent->norm->Rs.quote_T)
1.203 kristaps 2246: return(termp_quote_pre(p, pair, m, n));
2247:
2248: term_fontpush(p, TERMFONT_UNDER);
2249: return(1);
1.159 schwarze 2250: }
1.1 kristaps 2251:
2252: /* ARGSUSED */
2253: static int
1.69 kristaps 2254: termp_under_pre(DECL_ARGS)
1.1 kristaps 2255: {
2256:
1.102 kristaps 2257: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2258: return(1);
2259: }
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