Annotation of mandoc/mdoc_term.c, Revision 1.230
1.230 ! kristaps 1: /* $Id: mdoc_term.c,v 1.229 2011/04/30 22:14:42 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):
1.219 kristaps 354: term_word(p, n->eqn->data);
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:
1.157 kristaps 526: assert(v);
527: if ( ! a2roffsu(v, &su, SCALE_VS))
528: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 529:
1.157 kristaps 530: return(term_vspan(p, &su));
1.91 kristaps 531: }
1.1 kristaps 532:
1.40 kristaps 533:
1.91 kristaps 534: static size_t
1.157 kristaps 535: a2width(const struct termp *p, const char *v)
1.91 kristaps 536: {
1.92 kristaps 537: struct roffsu su;
1.1 kristaps 538:
1.154 kristaps 539: assert(v);
540: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 541: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 542:
1.157 kristaps 543: return(term_hspan(p, &su));
1.1 kristaps 544: }
545:
546:
547: static size_t
1.157 kristaps 548: a2offs(const struct termp *p, const char *v)
1.1 kristaps 549: {
1.92 kristaps 550: struct roffsu su;
1.1 kristaps 551:
1.148 kristaps 552: if ('\0' == *v)
1.91 kristaps 553: return(0);
1.148 kristaps 554: else if (0 == strcmp(v, "left"))
1.19 kristaps 555: return(0);
1.148 kristaps 556: else if (0 == strcmp(v, "indent"))
1.157 kristaps 557: return(term_len(p, INDENT + 1));
1.148 kristaps 558: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 559: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 560: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 561: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 562:
1.157 kristaps 563: return(term_hspan(p, &su));
1.1 kristaps 564: }
565:
566:
1.108 kristaps 567: /*
568: * Determine how much space to print out before block elements of `It'
569: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
570: * too.
571: */
1.54 kristaps 572: static void
1.151 kristaps 573: print_bvspace(struct termp *p,
574: const struct mdoc_node *bl,
575: const struct mdoc_node *n)
1.1 kristaps 576: {
1.86 kristaps 577: const struct mdoc_node *nn;
1.1 kristaps 578:
579: term_newln(p);
1.150 kristaps 580:
1.202 kristaps 581: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 582: return;
1.202 kristaps 583: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 584: return;
585:
1.85 kristaps 586: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 587:
1.86 kristaps 588: for (nn = n; nn; nn = nn->parent) {
589: if (MDOC_BLOCK != nn->type)
1.1 kristaps 590: continue;
1.86 kristaps 591: if (MDOC_Ss == nn->tok)
1.54 kristaps 592: return;
1.86 kristaps 593: if (MDOC_Sh == nn->tok)
1.54 kristaps 594: return;
1.86 kristaps 595: if (NULL == nn->prev)
1.1 kristaps 596: continue;
597: break;
598: }
599:
1.85 kristaps 600: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 601:
1.202 kristaps 602: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 603: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 604: return;
605:
1.85 kristaps 606: /* A `-diag' without body does not vspace. */
607:
1.202 kristaps 608: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 609: if (n->prev && MDOC_It == n->prev->tok) {
610: assert(n->prev->body);
611: if (NULL == n->prev->body->child)
1.55 kristaps 612: return;
613: }
614:
1.54 kristaps 615: term_vspace(p);
1.1 kristaps 616: }
617:
618:
619: /* ARGSUSED */
620: static int
621: termp_it_pre(DECL_ARGS)
622: {
1.86 kristaps 623: const struct mdoc_node *bl, *nn;
1.1 kristaps 624: char buf[7];
1.170 kristaps 625: int i;
1.108 kristaps 626: size_t width, offset, ncols, dcol;
1.126 kristaps 627: enum mdoc_list type;
1.1 kristaps 628:
1.86 kristaps 629: if (MDOC_BLOCK == n->type) {
1.151 kristaps 630: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 631: return(1);
632: }
1.1 kristaps 633:
1.86 kristaps 634: bl = n->parent->parent->parent;
1.202 kristaps 635: type = bl->norm->Bl.type;
1.1 kristaps 636:
1.108 kristaps 637: /*
638: * First calculate width and offset. This is pretty easy unless
639: * we're a -column list, in which case all prior columns must
640: * be accounted for.
641: */
642:
643: width = offset = 0;
644:
1.202 kristaps 645: if (bl->norm->Bl.offs)
646: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 647:
1.1 kristaps 648: switch (type) {
1.126 kristaps 649: case (LIST_column):
1.134 kristaps 650: if (MDOC_HEAD == n->type)
1.1 kristaps 651: break;
1.155 kristaps 652:
1.105 kristaps 653: /*
1.108 kristaps 654: * Imitate groff's column handling:
655: * - For each earlier column, add its width.
656: * - For less than 5 columns, add four more blanks per
657: * column.
658: * - For exactly 5 columns, add three more blank per
659: * column.
660: * - For more than 5 columns, add only one column.
1.105 kristaps 661: */
1.202 kristaps 662: ncols = bl->norm->Bl.ncols;
1.170 kristaps 663:
1.108 kristaps 664: /* LINTED */
1.157 kristaps 665: dcol = ncols < 5 ? term_len(p, 4) :
666: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 667:
1.134 kristaps 668: /*
669: * Calculate the offset by applying all prior MDOC_BODY,
670: * so we stop at the MDOC_HEAD (NULL == nn->prev).
671: */
672:
1.108 kristaps 673: for (i = 0, nn = n->prev;
1.134 kristaps 674: nn->prev && i < (int)ncols;
1.108 kristaps 675: nn = nn->prev, i++)
676: offset += dcol + a2width
1.202 kristaps 677: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 678:
679: /*
1.108 kristaps 680: * When exceeding the declared number of columns, leave
681: * the remaining widths at 0. This will later be
682: * adjusted to the default width of 10, or, for the last
683: * column, stretched to the right margin.
1.58 kristaps 684: */
1.108 kristaps 685: if (i >= (int)ncols)
686: break;
1.58 kristaps 687:
1.105 kristaps 688: /*
1.108 kristaps 689: * Use the declared column widths, extended as explained
690: * in the preceding paragraph.
1.105 kristaps 691: */
1.202 kristaps 692: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 693: break;
694: default:
1.202 kristaps 695: if (NULL == bl->norm->Bl.width)
1.108 kristaps 696: break;
697:
698: /*
699: * Note: buffer the width by 2, which is groff's magic
700: * number for buffering single arguments. See the above
701: * handling for column for how this changes.
702: */
1.202 kristaps 703: assert(bl->norm->Bl.width);
704: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 705: break;
706: }
707:
708: /*
709: * List-type can override the width in the case of fixed-head
710: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 711: * offset.
1.1 kristaps 712: */
713:
714: switch (type) {
1.126 kristaps 715: case (LIST_bullet):
1.1 kristaps 716: /* FALLTHROUGH */
1.126 kristaps 717: case (LIST_dash):
1.1 kristaps 718: /* FALLTHROUGH */
1.126 kristaps 719: case (LIST_hyphen):
1.157 kristaps 720: if (width < term_len(p, 4))
721: width = term_len(p, 4);
1.1 kristaps 722: break;
1.126 kristaps 723: case (LIST_enum):
1.157 kristaps 724: if (width < term_len(p, 5))
725: width = term_len(p, 5);
1.17 kristaps 726: break;
1.126 kristaps 727: case (LIST_hang):
1.39 kristaps 728: if (0 == width)
1.157 kristaps 729: width = term_len(p, 8);
1.39 kristaps 730: break;
1.126 kristaps 731: case (LIST_column):
1.49 kristaps 732: /* FALLTHROUGH */
1.126 kristaps 733: case (LIST_tag):
1.1 kristaps 734: if (0 == width)
1.157 kristaps 735: width = term_len(p, 10);
1.1 kristaps 736: break;
737: default:
738: break;
739: }
740:
741: /*
1.17 kristaps 742: * Whitespace control. Inset bodies need an initial space,
743: * while diagonal bodies need two.
1.1 kristaps 744: */
745:
1.51 kristaps 746: p->flags |= TERMP_NOSPACE;
747:
1.1 kristaps 748: switch (type) {
1.126 kristaps 749: case (LIST_diag):
1.86 kristaps 750: if (MDOC_BODY == n->type)
1.62 kristaps 751: term_word(p, "\\ \\ ");
1.51 kristaps 752: break;
1.126 kristaps 753: case (LIST_inset):
1.86 kristaps 754: if (MDOC_BODY == n->type)
1.51 kristaps 755: term_word(p, "\\ ");
1.1 kristaps 756: break;
757: default:
758: break;
759: }
760:
1.51 kristaps 761: p->flags |= TERMP_NOSPACE;
762:
1.1 kristaps 763: switch (type) {
1.126 kristaps 764: case (LIST_diag):
1.86 kristaps 765: if (MDOC_HEAD == n->type)
1.102 kristaps 766: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 767: break;
768: default:
769: break;
770: }
771:
772: /*
1.109 kristaps 773: * Pad and break control. This is the tricky part. These flags
774: * are documented in term_flushln() in term.c. Note that we're
775: * going to unset all of these flags in termp_it_post() when we
776: * exit.
1.1 kristaps 777: */
778:
779: switch (type) {
1.126 kristaps 780: case (LIST_bullet):
1.1 kristaps 781: /* FALLTHROUGH */
1.126 kristaps 782: case (LIST_dash):
1.1 kristaps 783: /* FALLTHROUGH */
1.126 kristaps 784: case (LIST_enum):
1.1 kristaps 785: /* FALLTHROUGH */
1.126 kristaps 786: case (LIST_hyphen):
1.86 kristaps 787: if (MDOC_HEAD == n->type)
1.39 kristaps 788: p->flags |= TERMP_NOBREAK;
789: else
790: p->flags |= TERMP_NOLPAD;
791: break;
1.126 kristaps 792: case (LIST_hang):
1.86 kristaps 793: if (MDOC_HEAD == n->type)
1.39 kristaps 794: p->flags |= TERMP_NOBREAK;
795: else
796: p->flags |= TERMP_NOLPAD;
797:
1.86 kristaps 798: if (MDOC_HEAD != n->type)
1.59 kristaps 799: break;
800:
801: /*
802: * This is ugly. If `-hang' is specified and the body
803: * is a `Bl' or `Bd', then we want basically to nullify
804: * the "overstep" effect in term_flushln() and treat
805: * this as a `-ohang' list instead.
806: */
1.86 kristaps 807: if (n->next->child &&
808: (MDOC_Bl == n->next->child->tok ||
809: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 810: p->flags &= ~TERMP_NOBREAK;
811: p->flags &= ~TERMP_NOLPAD;
812: } else
1.39 kristaps 813: p->flags |= TERMP_HANG;
814: break;
1.126 kristaps 815: case (LIST_tag):
1.86 kristaps 816: if (MDOC_HEAD == n->type)
1.51 kristaps 817: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 818: else
819: p->flags |= TERMP_NOLPAD;
1.38 kristaps 820:
1.86 kristaps 821: if (MDOC_HEAD != n->type)
1.39 kristaps 822: break;
1.86 kristaps 823: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 824: p->flags |= TERMP_DANGLE;
1.1 kristaps 825: break;
1.126 kristaps 826: case (LIST_column):
1.134 kristaps 827: if (MDOC_HEAD == n->type)
828: break;
829:
830: if (NULL == n->next)
831: p->flags &= ~TERMP_NOBREAK;
832: else
833: p->flags |= TERMP_NOBREAK;
834:
835: assert(n->prev);
836: if (MDOC_BODY == n->prev->type)
837: p->flags |= TERMP_NOLPAD;
838:
1.1 kristaps 839: break;
1.126 kristaps 840: case (LIST_diag):
1.86 kristaps 841: if (MDOC_HEAD == n->type)
1.1 kristaps 842: p->flags |= TERMP_NOBREAK;
843: break;
844: default:
845: break;
846: }
847:
848: /*
849: * Margin control. Set-head-width lists have their right
850: * margins shortened. The body for these lists has the offset
851: * necessarily lengthened. Everybody gets the offset.
852: */
853:
854: p->offset += offset;
855:
856: switch (type) {
1.126 kristaps 857: case (LIST_hang):
1.59 kristaps 858: /*
859: * Same stipulation as above, regarding `-hang'. We
860: * don't want to recalculate rmargin and offsets when
861: * using `Bd' or `Bl' within `-hang' overstep lists.
862: */
1.86 kristaps 863: if (MDOC_HEAD == n->type && n->next->child &&
864: (MDOC_Bl == n->next->child->tok ||
865: MDOC_Bd == n->next->child->tok))
1.59 kristaps 866: break;
867: /* FALLTHROUGH */
1.126 kristaps 868: case (LIST_bullet):
1.1 kristaps 869: /* FALLTHROUGH */
1.126 kristaps 870: case (LIST_dash):
1.1 kristaps 871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_enum):
1.1 kristaps 873: /* FALLTHROUGH */
1.126 kristaps 874: case (LIST_hyphen):
1.1 kristaps 875: /* FALLTHROUGH */
1.126 kristaps 876: case (LIST_tag):
1.49 kristaps 877: assert(width);
1.86 kristaps 878: if (MDOC_HEAD == n->type)
1.1 kristaps 879: p->rmargin = p->offset + width;
880: else
881: p->offset += width;
882: break;
1.126 kristaps 883: case (LIST_column):
1.49 kristaps 884: assert(width);
1.1 kristaps 885: p->rmargin = p->offset + width;
1.50 kristaps 886: /*
887: * XXX - this behaviour is not documented: the
888: * right-most column is filled to the right margin.
889: */
1.134 kristaps 890: if (MDOC_HEAD == n->type)
891: break;
892: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 893: p->rmargin = p->maxrmargin;
1.1 kristaps 894: break;
895: default:
896: break;
897: }
898:
899: /*
900: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 901: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 902: */
903:
1.86 kristaps 904: if (MDOC_HEAD == n->type)
1.1 kristaps 905: switch (type) {
1.126 kristaps 906: case (LIST_bullet):
1.102 kristaps 907: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 908: term_word(p, "\\[bu]");
1.102 kristaps 909: term_fontpop(p);
1.1 kristaps 910: break;
1.126 kristaps 911: case (LIST_dash):
1.1 kristaps 912: /* FALLTHROUGH */
1.126 kristaps 913: case (LIST_hyphen):
1.102 kristaps 914: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 915: term_word(p, "\\(hy");
1.102 kristaps 916: term_fontpop(p);
1.1 kristaps 917: break;
1.126 kristaps 918: case (LIST_enum):
1.1 kristaps 919: (pair->ppair->ppair->count)++;
1.109 kristaps 920: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 921: pair->ppair->ppair->count);
922: term_word(p, buf);
923: break;
924: default:
925: break;
926: }
927:
928: /*
929: * If we're not going to process our children, indicate so here.
930: */
931:
932: switch (type) {
1.126 kristaps 933: case (LIST_bullet):
1.1 kristaps 934: /* FALLTHROUGH */
1.126 kristaps 935: case (LIST_item):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_dash):
1.1 kristaps 938: /* FALLTHROUGH */
1.126 kristaps 939: case (LIST_hyphen):
1.1 kristaps 940: /* FALLTHROUGH */
1.126 kristaps 941: case (LIST_enum):
1.86 kristaps 942: if (MDOC_HEAD == n->type)
1.1 kristaps 943: return(0);
944: break;
1.126 kristaps 945: case (LIST_column):
1.134 kristaps 946: if (MDOC_HEAD == n->type)
1.1 kristaps 947: return(0);
948: break;
949: default:
950: break;
951: }
952:
953: return(1);
954: }
955:
956:
957: /* ARGSUSED */
958: static void
959: termp_it_post(DECL_ARGS)
960: {
1.126 kristaps 961: enum mdoc_list type;
1.1 kristaps 962:
1.109 kristaps 963: if (MDOC_BLOCK == n->type)
1.1 kristaps 964: return;
965:
1.202 kristaps 966: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 967:
968: switch (type) {
1.126 kristaps 969: case (LIST_item):
1.1 kristaps 970: /* FALLTHROUGH */
1.126 kristaps 971: case (LIST_diag):
1.53 kristaps 972: /* FALLTHROUGH */
1.126 kristaps 973: case (LIST_inset):
1.86 kristaps 974: if (MDOC_BODY == n->type)
1.130 schwarze 975: term_newln(p);
1.1 kristaps 976: break;
1.126 kristaps 977: case (LIST_column):
1.134 kristaps 978: if (MDOC_BODY == n->type)
1.1 kristaps 979: term_flushln(p);
980: break;
981: default:
1.130 schwarze 982: term_newln(p);
1.1 kristaps 983: break;
984: }
985:
1.109 kristaps 986: /*
987: * Now that our output is flushed, we can reset our tags. Since
988: * only `It' sets these flags, we're free to assume that nobody
989: * has munged them in the meanwhile.
990: */
991:
992: p->flags &= ~TERMP_DANGLE;
993: p->flags &= ~TERMP_NOBREAK;
994: p->flags &= ~TERMP_TWOSPACE;
995: p->flags &= ~TERMP_NOLPAD;
996: p->flags &= ~TERMP_HANG;
1.1 kristaps 997: }
998:
999:
1000: /* ARGSUSED */
1001: static int
1002: termp_nm_pre(DECL_ARGS)
1003: {
1004:
1.164 schwarze 1005: if (MDOC_BLOCK == n->type)
1006: return(1);
1007:
1008: if (MDOC_BODY == n->type) {
1009: if (NULL == n->child)
1010: return(0);
1011: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1012: p->offset += term_len(p, 1) +
1013: (NULL == n->prev->child ? term_strlen(p, m->name) :
1014: MDOC_TEXT == n->prev->child->type ?
1015: term_strlen(p, n->prev->child->string) :
1016: term_len(p, 5));
1017: return(1);
1018: }
1019:
1.125 kristaps 1020: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1021: return(0);
1.125 kristaps 1022:
1.177 schwarze 1023: if (MDOC_HEAD == n->type)
1024: synopsis_pre(p, n->parent);
1.102 kristaps 1025:
1.164 schwarze 1026: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1027: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1028: p->rmargin = p->offset + term_len(p, 1);
1029: if (NULL == n->child) {
1030: p->rmargin += term_strlen(p, m->name);
1031: } else if (MDOC_TEXT == n->child->type) {
1032: p->rmargin += term_strlen(p, n->child->string);
1033: if (n->child->next)
1034: p->flags |= TERMP_HANG;
1035: } else {
1036: p->rmargin += term_len(p, 5);
1037: p->flags |= TERMP_HANG;
1038: }
1.164 schwarze 1039: }
1040:
1.102 kristaps 1041: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1042: if (NULL == n->child)
1043: term_word(p, m->name);
1.1 kristaps 1044: return(1);
1045: }
1046:
1047:
1.164 schwarze 1048: /* ARGSUSED */
1049: static void
1050: termp_nm_post(DECL_ARGS)
1051: {
1052:
1053: if (MDOC_HEAD == n->type && n->next->child) {
1054: term_flushln(p);
1055: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1056: } else if (MDOC_BODY == n->type && n->child) {
1057: term_flushln(p);
1058: p->flags &= ~TERMP_NOLPAD;
1059: }
1060: }
1061:
1062:
1.1 kristaps 1063: /* ARGSUSED */
1064: static int
1065: termp_fl_pre(DECL_ARGS)
1066: {
1067:
1.102 kristaps 1068: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1069: term_word(p, "\\-");
1.103 kristaps 1070:
1071: if (n->child)
1.114 kristaps 1072: p->flags |= TERMP_NOSPACE;
1073: else if (n->next && n->next->line == n->line)
1.103 kristaps 1074: p->flags |= TERMP_NOSPACE;
1075:
1.1 kristaps 1076: return(1);
1077: }
1078:
1079:
1080: /* ARGSUSED */
1081: static int
1.184 kristaps 1082: termp__a_pre(DECL_ARGS)
1083: {
1084:
1085: if (n->prev && MDOC__A == n->prev->tok)
1086: if (NULL == n->next || MDOC__A != n->next->tok)
1087: term_word(p, "and");
1088:
1089: return(1);
1090: }
1091:
1092:
1093: /* ARGSUSED */
1094: static int
1.61 kristaps 1095: termp_an_pre(DECL_ARGS)
1096: {
1097:
1.86 kristaps 1098: if (NULL == n->child)
1.61 kristaps 1099: return(1);
1100:
1101: /*
1.85 kristaps 1102: * If not in the AUTHORS section, `An -split' will cause
1103: * newlines to occur before the author name. If in the AUTHORS
1104: * section, by default, the first `An' invocation is nosplit,
1105: * then all subsequent ones, regardless of whether interspersed
1106: * with other macros/text, are split. -split, in this case,
1107: * will override the condition of the implied first -nosplit.
1.61 kristaps 1108: */
1109:
1.86 kristaps 1110: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1111: if ( ! (TERMP_ANPREC & p->flags)) {
1112: if (TERMP_SPLIT & p->flags)
1113: term_newln(p);
1114: return(1);
1115: }
1116: if (TERMP_NOSPLIT & p->flags)
1117: return(1);
1118: term_newln(p);
1119: return(1);
1120: }
1121:
1122: if (TERMP_SPLIT & p->flags)
1123: term_newln(p);
1124:
1125: return(1);
1126: }
1127:
1128:
1129: /* ARGSUSED */
1130: static void
1131: termp_an_post(DECL_ARGS)
1132: {
1133:
1.86 kristaps 1134: if (n->child) {
1135: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1136: p->flags |= TERMP_ANPREC;
1137: return;
1138: }
1139:
1.202 kristaps 1140: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1141: p->flags &= ~TERMP_NOSPLIT;
1142: p->flags |= TERMP_SPLIT;
1.202 kristaps 1143: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1144: p->flags &= ~TERMP_SPLIT;
1145: p->flags |= TERMP_NOSPLIT;
1146: }
1147:
1148: }
1149:
1150:
1151: /* ARGSUSED */
1152: static int
1.1 kristaps 1153: termp_ns_pre(DECL_ARGS)
1154: {
1155:
1.215 kristaps 1156: if ( ! (MDOC_LINE & n->flags))
1157: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1158: return(1);
1159: }
1160:
1161:
1162: /* ARGSUSED */
1163: static int
1164: termp_rs_pre(DECL_ARGS)
1165: {
1166:
1.86 kristaps 1167: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1168: return(1);
1.86 kristaps 1169: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1170: term_vspace(p);
1171: return(1);
1172: }
1173:
1174:
1175: /* ARGSUSED */
1176: static int
1177: termp_rv_pre(DECL_ARGS)
1178: {
1.223 kristaps 1179: int nchild;
1.1 kristaps 1180:
1181: term_newln(p);
1182: term_word(p, "The");
1183:
1.223 kristaps 1184: nchild = n->nchild;
1185: for (n = n->child; n; n = n->next) {
1.102 kristaps 1186: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1187: term_word(p, n->string);
1.102 kristaps 1188: term_fontpop(p);
1.224 kristaps 1189:
1.68 kristaps 1190: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1191: term_word(p, "()");
1192:
1193: if (nchild > 2 && n->next) {
1194: p->flags |= TERMP_NOSPACE;
1195: term_word(p, ",");
1196: }
1197:
1198: if (n->next && NULL == n->next->next)
1199: term_word(p, "and");
1.68 kristaps 1200: }
1201:
1.223 kristaps 1202: if (nchild > 1)
1.68 kristaps 1203: term_word(p, "functions return");
1204: else
1205: term_word(p, "function returns");
1.1 kristaps 1206:
1.68 kristaps 1207: term_word(p, "the value 0 if successful; otherwise the value "
1208: "-1 is returned and the global variable");
1.1 kristaps 1209:
1.102 kristaps 1210: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1211: term_word(p, "errno");
1.102 kristaps 1212: term_fontpop(p);
1.1 kristaps 1213:
1214: term_word(p, "is set to indicate the error.");
1.131 kristaps 1215: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1216:
1.68 kristaps 1217: return(0);
1.1 kristaps 1218: }
1219:
1220:
1221: /* ARGSUSED */
1222: static int
1223: termp_ex_pre(DECL_ARGS)
1224: {
1.224 kristaps 1225: int nchild;
1.1 kristaps 1226:
1.224 kristaps 1227: term_newln(p);
1.68 kristaps 1228: term_word(p, "The");
1.1 kristaps 1229:
1.224 kristaps 1230: nchild = n->nchild;
1231: for (n = n->child; n; n = n->next) {
1.102 kristaps 1232: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1233: term_word(p, n->string);
1.102 kristaps 1234: term_fontpop(p);
1.224 kristaps 1235:
1236: if (nchild > 2 && n->next) {
1237: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1238: term_word(p, ",");
1.224 kristaps 1239: }
1240:
1241: if (n->next && NULL == n->next->next)
1242: term_word(p, "and");
1.68 kristaps 1243: }
1244:
1.224 kristaps 1245: if (nchild > 1)
1.68 kristaps 1246: term_word(p, "utilities exit");
1247: else
1248: term_word(p, "utility exits");
1249:
1250: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1251:
1.131 kristaps 1252: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1253: return(0);
1.1 kristaps 1254: }
1255:
1256:
1257: /* ARGSUSED */
1258: static int
1259: termp_nd_pre(DECL_ARGS)
1260: {
1.25 kristaps 1261:
1.86 kristaps 1262: if (MDOC_BODY != n->type)
1.25 kristaps 1263: return(1);
1.30 kristaps 1264:
1.27 kristaps 1265: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1266: term_word(p, "\\(en");
1.23 kristaps 1267: #else
1268: term_word(p, "\\(em");
1269: #endif
1.1 kristaps 1270: return(1);
1.115 kristaps 1271: }
1272:
1273:
1274: /* ARGSUSED */
1275: static int
1276: termp_bl_pre(DECL_ARGS)
1277: {
1278:
1279: return(MDOC_HEAD != n->type);
1.1 kristaps 1280: }
1281:
1282:
1283: /* ARGSUSED */
1284: static void
1285: termp_bl_post(DECL_ARGS)
1286: {
1287:
1.86 kristaps 1288: if (MDOC_BLOCK == n->type)
1.1 kristaps 1289: term_newln(p);
1290: }
1291:
1292: /* ARGSUSED */
1293: static int
1294: termp_xr_pre(DECL_ARGS)
1295: {
1296:
1.225 kristaps 1297: if (NULL == (n = n->child))
1.113 kristaps 1298: return(0);
1299:
1.225 kristaps 1300: assert(MDOC_TEXT == n->type);
1301: term_word(p, n->string);
1.11 kristaps 1302:
1.225 kristaps 1303: if (NULL == (n = n->next))
1.1 kristaps 1304: return(0);
1.225 kristaps 1305:
1.1 kristaps 1306: p->flags |= TERMP_NOSPACE;
1307: term_word(p, "(");
1.222 kristaps 1308: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1309:
1310: assert(MDOC_TEXT == n->type);
1311: term_word(p, n->string);
1312:
1.222 kristaps 1313: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1314: term_word(p, ")");
1.86 kristaps 1315:
1.1 kristaps 1316: return(0);
1317: }
1318:
1.143 kristaps 1319: /*
1320: * This decides how to assert whitespace before any of the SYNOPSIS set
1321: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1322: * macro combos).
1323: */
1324: static void
1325: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1326: {
1327: /*
1328: * Obviously, if we're not in a SYNOPSIS or no prior macros
1329: * exist, do nothing.
1330: */
1.160 kristaps 1331: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1332: return;
1333:
1334: /*
1335: * If we're the second in a pair of like elements, emit our
1336: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1337: * case we soldier on.
1338: */
1339: if (n->prev->tok == n->tok &&
1340: MDOC_Ft != n->tok &&
1341: MDOC_Fo != n->tok &&
1342: MDOC_Fn != n->tok) {
1343: term_newln(p);
1344: return;
1345: }
1346:
1347: /*
1348: * If we're one of the SYNOPSIS set and non-like pair-wise after
1349: * another (or Fn/Fo, which we've let slip through) then assert
1350: * vertical space, else only newline and move on.
1351: */
1352: switch (n->prev->tok) {
1353: case (MDOC_Fd):
1354: /* FALLTHROUGH */
1355: case (MDOC_Fn):
1356: /* FALLTHROUGH */
1357: case (MDOC_Fo):
1358: /* FALLTHROUGH */
1359: case (MDOC_In):
1360: /* FALLTHROUGH */
1361: case (MDOC_Vt):
1362: term_vspace(p);
1363: break;
1364: case (MDOC_Ft):
1365: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1366: term_vspace(p);
1367: break;
1368: }
1369: /* FALLTHROUGH */
1370: default:
1371: term_newln(p);
1372: break;
1373: }
1374: }
1375:
1376:
1.110 kristaps 1377: static int
1378: termp_vt_pre(DECL_ARGS)
1379: {
1380:
1.143 kristaps 1381: if (MDOC_ELEM == n->type) {
1382: synopsis_pre(p, n);
1.110 kristaps 1383: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1384: } else if (MDOC_BLOCK == n->type) {
1385: synopsis_pre(p, n);
1386: return(1);
1387: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1388: return(0);
1389:
1390: return(termp_under_pre(p, pair, m, n));
1391: }
1392:
1393:
1.1 kristaps 1394: /* ARGSUSED */
1395: static int
1.69 kristaps 1396: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1397: {
1398:
1.102 kristaps 1399: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1400: return(1);
1401: }
1402:
1403:
1404: /* ARGSUSED */
1.143 kristaps 1405: static int
1406: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1407: {
1408:
1.143 kristaps 1409: synopsis_pre(p, n);
1410: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1411: }
1412:
1413:
1414: /* ARGSUSED */
1415: static int
1416: termp_sh_pre(DECL_ARGS)
1417: {
1.85 kristaps 1418:
1419: /* No vspace between consecutive `Sh' calls. */
1420:
1.86 kristaps 1421: switch (n->type) {
1.65 kristaps 1422: case (MDOC_BLOCK):
1.86 kristaps 1423: if (n->prev && MDOC_Sh == n->prev->tok)
1424: if (NULL == n->prev->body->child)
1.65 kristaps 1425: break;
1426: term_vspace(p);
1427: break;
1.1 kristaps 1428: case (MDOC_HEAD):
1.102 kristaps 1429: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1430: break;
1431: case (MDOC_BODY):
1.157 kristaps 1432: p->offset = term_len(p, INDENT);
1.1 kristaps 1433: break;
1434: default:
1435: break;
1436: }
1437: return(1);
1438: }
1439:
1440:
1441: /* ARGSUSED */
1442: static void
1443: termp_sh_post(DECL_ARGS)
1444: {
1445:
1.86 kristaps 1446: switch (n->type) {
1.1 kristaps 1447: case (MDOC_HEAD):
1448: term_newln(p);
1449: break;
1450: case (MDOC_BODY):
1451: term_newln(p);
1452: p->offset = 0;
1453: break;
1454: default:
1455: break;
1456: }
1457: }
1458:
1459:
1460: /* ARGSUSED */
1461: static int
1462: termp_bt_pre(DECL_ARGS)
1463: {
1464:
1465: term_word(p, "is currently in beta test.");
1.131 kristaps 1466: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1467: return(0);
1.1 kristaps 1468: }
1469:
1470:
1471: /* ARGSUSED */
1472: static void
1473: termp_lb_post(DECL_ARGS)
1474: {
1475:
1.122 kristaps 1476: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1477: term_newln(p);
1.1 kristaps 1478: }
1479:
1480:
1481: /* ARGSUSED */
1482: static int
1483: termp_ud_pre(DECL_ARGS)
1484: {
1485:
1486: term_word(p, "currently under development.");
1.131 kristaps 1487: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1488: return(0);
1.1 kristaps 1489: }
1490:
1491:
1492: /* ARGSUSED */
1493: static int
1494: termp_d1_pre(DECL_ARGS)
1495: {
1496:
1.86 kristaps 1497: if (MDOC_BLOCK != n->type)
1.1 kristaps 1498: return(1);
1499: term_newln(p);
1.157 kristaps 1500: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1501: return(1);
1502: }
1503:
1504:
1505: /* ARGSUSED */
1506: static void
1507: termp_d1_post(DECL_ARGS)
1508: {
1509:
1.86 kristaps 1510: if (MDOC_BLOCK != n->type)
1.1 kristaps 1511: return;
1512: term_newln(p);
1513: }
1514:
1515:
1516: /* ARGSUSED */
1517: static int
1518: termp_ft_pre(DECL_ARGS)
1519: {
1520:
1.141 kristaps 1521: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1522: synopsis_pre(p, n);
1.102 kristaps 1523: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1524: return(1);
1525: }
1526:
1527:
1528: /* ARGSUSED */
1529: static int
1530: termp_fn_pre(DECL_ARGS)
1531: {
1.226 kristaps 1532: int pretty;
1533:
1534: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1535:
1.143 kristaps 1536: synopsis_pre(p, n);
1.139 kristaps 1537:
1.226 kristaps 1538: if (NULL == (n = n->child))
1539: return(0);
1540:
1541: assert(MDOC_TEXT == n->type);
1.102 kristaps 1542: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1543: term_word(p, n->string);
1.102 kristaps 1544: term_fontpop(p);
1.1 kristaps 1545:
1546: p->flags |= TERMP_NOSPACE;
1547: term_word(p, "(");
1.222 kristaps 1548: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1549:
1.226 kristaps 1550: for (n = n->next; n; n = n->next) {
1551: assert(MDOC_TEXT == n->type);
1.102 kristaps 1552: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1553: term_word(p, n->string);
1.102 kristaps 1554: term_fontpop(p);
1555:
1.226 kristaps 1556: if (n->next) {
1.222 kristaps 1557: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1558: term_word(p, ",");
1.222 kristaps 1559: }
1.1 kristaps 1560: }
1561:
1.222 kristaps 1562: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1563: term_word(p, ")");
1564:
1.226 kristaps 1565: if (pretty) {
1.222 kristaps 1566: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1567: term_word(p, ";");
1.222 kristaps 1568: }
1.1 kristaps 1569:
1570: return(0);
1571: }
1572:
1573:
1574: /* ARGSUSED */
1575: static int
1576: termp_fa_pre(DECL_ARGS)
1577: {
1.86 kristaps 1578: const struct mdoc_node *nn;
1.1 kristaps 1579:
1.86 kristaps 1580: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1581: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1582: return(1);
1583: }
1584:
1.86 kristaps 1585: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1586: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1587: term_word(p, nn->string);
1.102 kristaps 1588: term_fontpop(p);
1589:
1.222 kristaps 1590: if (nn->next) {
1591: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1592: term_word(p, ",");
1.222 kristaps 1593: }
1.1 kristaps 1594: }
1595:
1.222 kristaps 1596: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1597: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1598: term_word(p, ",");
1.222 kristaps 1599: }
1.1 kristaps 1600:
1601: return(0);
1602: }
1603:
1604:
1605: /* ARGSUSED */
1606: static int
1607: termp_bd_pre(DECL_ARGS)
1608: {
1.179 kristaps 1609: size_t tabwidth, rm, rmax;
1.85 kristaps 1610: const struct mdoc_node *nn;
1.1 kristaps 1611:
1.86 kristaps 1612: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1613: print_bvspace(p, n, n);
1.54 kristaps 1614: return(1);
1.116 kristaps 1615: } else if (MDOC_HEAD == n->type)
1616: return(0);
1.1 kristaps 1617:
1.202 kristaps 1618: if (n->norm->Bd.offs)
1619: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1620:
1621: /*
1622: * If -ragged or -filled are specified, the block does nothing
1623: * but change the indentation. If -unfilled or -literal are
1624: * specified, text is printed exactly as entered in the display:
1625: * for macro lines, a newline is appended to the line. Blank
1626: * lines are allowed.
1627: */
1.60 kristaps 1628:
1.202 kristaps 1629: if (DISP_literal != n->norm->Bd.type &&
1630: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1631: return(1);
1632:
1.129 schwarze 1633: tabwidth = p->tabwidth;
1.208 kristaps 1634: if (DISP_literal == n->norm->Bd.type)
1635: p->tabwidth = term_len(p, 8);
1636:
1.119 kristaps 1637: rm = p->rmargin;
1638: rmax = p->maxrmargin;
1.120 kristaps 1639: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1640:
1.86 kristaps 1641: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1642: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1643: /*
1644: * If the printed node flushes its own line, then we
1645: * needn't do it here as well. This is hacky, but the
1646: * notion of selective eoln whitespace is pretty dumb
1647: * anyway, so don't sweat it.
1648: */
1649: switch (nn->tok) {
1.193 kristaps 1650: case (MDOC_Sm):
1651: /* FALLTHROUGH */
1.190 kristaps 1652: case (MDOC_br):
1653: /* FALLTHROUGH */
1654: case (MDOC_sp):
1655: /* FALLTHROUGH */
1656: case (MDOC_Bl):
1.196 kristaps 1657: /* FALLTHROUGH */
1658: case (MDOC_D1):
1659: /* FALLTHROUGH */
1660: case (MDOC_Dl):
1.190 kristaps 1661: /* FALLTHROUGH */
1662: case (MDOC_Lp):
1663: /* FALLTHROUGH */
1664: case (MDOC_Pp):
1665: continue;
1666: default:
1667: break;
1668: }
1.180 schwarze 1669: if (nn->next && nn->next->line == nn->line)
1670: continue;
1671: term_flushln(p);
1672: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1673: }
1.147 kristaps 1674:
1.129 schwarze 1675: p->tabwidth = tabwidth;
1.119 kristaps 1676: p->rmargin = rm;
1677: p->maxrmargin = rmax;
1.1 kristaps 1678: return(0);
1679: }
1680:
1681:
1682: /* ARGSUSED */
1683: static void
1684: termp_bd_post(DECL_ARGS)
1685: {
1.119 kristaps 1686: size_t rm, rmax;
1.1 kristaps 1687:
1.86 kristaps 1688: if (MDOC_BODY != n->type)
1.1 kristaps 1689: return;
1.118 kristaps 1690:
1.119 kristaps 1691: rm = p->rmargin;
1692: rmax = p->maxrmargin;
1.118 kristaps 1693:
1.202 kristaps 1694: if (DISP_literal == n->norm->Bd.type ||
1695: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1696: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1697:
1.60 kristaps 1698: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1699: term_newln(p);
1.118 kristaps 1700:
1.119 kristaps 1701: p->rmargin = rm;
1702: p->maxrmargin = rmax;
1.1 kristaps 1703: }
1704:
1705:
1706: /* ARGSUSED */
1.211 kristaps 1707: static int
1708: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1709: {
1710:
1.211 kristaps 1711: if (NULL != (n = n->child)) {
1712: term_word(p, n->string);
1713: p->flags |= TERMP_NOSPACE;
1714: term_word(p, "BSD");
1715: } else {
1716: term_word(p, "BSD");
1717: return(0);
1718: }
1719:
1720: if (NULL != (n = n->next)) {
1721: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1722: term_word(p, "-");
1.1 kristaps 1723: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1724: term_word(p, n->string);
1.211 kristaps 1725: }
1726:
1727: return(0);
1.1 kristaps 1728: }
1729:
1730:
1731: /* ARGSUSED */
1732: static int
1.26 kristaps 1733: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1734: {
1.26 kristaps 1735: const char *pp;
1.218 schwarze 1736: int flags;
1.1 kristaps 1737:
1.26 kristaps 1738: pp = NULL;
1.86 kristaps 1739: switch (n->tok) {
1.26 kristaps 1740: case (MDOC_Bsx):
1.194 schwarze 1741: pp = "BSD/OS";
1.26 kristaps 1742: break;
1743: case (MDOC_Dx):
1.100 kristaps 1744: pp = "DragonFly";
1.26 kristaps 1745: break;
1746: case (MDOC_Fx):
1747: pp = "FreeBSD";
1748: break;
1749: case (MDOC_Nx):
1750: pp = "NetBSD";
1751: break;
1752: case (MDOC_Ox):
1753: pp = "OpenBSD";
1754: break;
1755: case (MDOC_Ux):
1756: pp = "UNIX";
1757: break;
1758: default:
1759: break;
1760: }
1.1 kristaps 1761:
1.26 kristaps 1762: term_word(p, pp);
1.214 kristaps 1763: if (n->child) {
1.218 schwarze 1764: flags = p->flags;
1.214 kristaps 1765: p->flags |= TERMP_KEEP;
1766: term_word(p, n->child->string);
1.218 schwarze 1767: p->flags = flags;
1.214 kristaps 1768: }
1769: return(0);
1.1 kristaps 1770: }
1771:
1772:
1773: /* ARGSUSED */
1774: static int
1.192 schwarze 1775: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1776: {
1777:
1778: p->flags |= TERMP_IGNDELIM;
1779: return(1);
1780: }
1781:
1782:
1783: /* ARGSUSED */
1784: static void
1785: termp_pf_post(DECL_ARGS)
1786: {
1787:
1788: p->flags |= TERMP_NOSPACE;
1789: }
1790:
1791:
1792: /* ARGSUSED */
1793: static int
1794: termp_ss_pre(DECL_ARGS)
1795: {
1796:
1.86 kristaps 1797: switch (n->type) {
1.1 kristaps 1798: case (MDOC_BLOCK):
1799: term_newln(p);
1.86 kristaps 1800: if (n->prev)
1.1 kristaps 1801: term_vspace(p);
1802: break;
1803: case (MDOC_HEAD):
1.102 kristaps 1804: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1805: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1806: break;
1807: default:
1808: break;
1809: }
1810:
1811: return(1);
1812: }
1813:
1814:
1815: /* ARGSUSED */
1816: static void
1817: termp_ss_post(DECL_ARGS)
1818: {
1819:
1.86 kristaps 1820: if (MDOC_HEAD == n->type)
1.1 kristaps 1821: term_newln(p);
1822: }
1823:
1824:
1825: /* ARGSUSED */
1826: static int
1827: termp_cd_pre(DECL_ARGS)
1828: {
1829:
1.143 kristaps 1830: synopsis_pre(p, n);
1.102 kristaps 1831: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1832: return(1);
1833: }
1834:
1835:
1836: /* ARGSUSED */
1837: static int
1838: termp_in_pre(DECL_ARGS)
1839: {
1.142 schwarze 1840:
1.143 kristaps 1841: synopsis_pre(p, n);
1.1 kristaps 1842:
1.160 kristaps 1843: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1844: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1845: term_word(p, "#include");
1.138 kristaps 1846: term_word(p, "<");
1847: } else {
1848: term_word(p, "<");
1849: term_fontpush(p, TERMFONT_UNDER);
1850: }
1.22 kristaps 1851:
1.1 kristaps 1852: p->flags |= TERMP_NOSPACE;
1853: return(1);
1854: }
1855:
1856:
1857: /* ARGSUSED */
1858: static void
1859: termp_in_post(DECL_ARGS)
1860: {
1861:
1.160 kristaps 1862: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1863: term_fontpush(p, TERMFONT_BOLD);
1864:
1.79 kristaps 1865: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1866: term_word(p, ">");
1867:
1.160 kristaps 1868: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1869: term_fontpop(p);
1.1 kristaps 1870: }
1871:
1872:
1873: /* ARGSUSED */
1874: static int
1.45 kristaps 1875: termp_sp_pre(DECL_ARGS)
1876: {
1.91 kristaps 1877: size_t i, len;
1.45 kristaps 1878:
1.86 kristaps 1879: switch (n->tok) {
1.76 kristaps 1880: case (MDOC_sp):
1.157 kristaps 1881: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1882: break;
1883: case (MDOC_br):
1884: len = 0;
1885: break;
1886: default:
1887: len = 1;
1888: break;
1.45 kristaps 1889: }
1890:
1891: if (0 == len)
1892: term_newln(p);
1893: for (i = 0; i < len; i++)
1894: term_vspace(p);
1895:
1896: return(0);
1897: }
1898:
1899:
1.189 kristaps 1900: /* ARGSUSED */
1.45 kristaps 1901: static int
1.188 kristaps 1902: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1903: {
1904:
1.203 kristaps 1905: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1906: return(1);
1907:
1.188 kristaps 1908: switch (n->tok) {
1909: case (MDOC_Ao):
1910: /* FALLTHROUGH */
1911: case (MDOC_Aq):
1912: term_word(p, "<");
1913: break;
1914: case (MDOC_Bro):
1915: /* FALLTHROUGH */
1916: case (MDOC_Brq):
1917: term_word(p, "{");
1918: break;
1919: case (MDOC_Oo):
1920: /* FALLTHROUGH */
1921: case (MDOC_Op):
1922: /* FALLTHROUGH */
1923: case (MDOC_Bo):
1924: /* FALLTHROUGH */
1925: case (MDOC_Bq):
1926: term_word(p, "[");
1927: break;
1928: case (MDOC_Do):
1929: /* FALLTHROUGH */
1930: case (MDOC_Dq):
1931: term_word(p, "``");
1932: break;
1933: case (MDOC_Po):
1934: /* FALLTHROUGH */
1935: case (MDOC_Pq):
1936: term_word(p, "(");
1937: break;
1.205 kristaps 1938: case (MDOC__T):
1939: /* FALLTHROUGH */
1.188 kristaps 1940: case (MDOC_Qo):
1941: /* FALLTHROUGH */
1942: case (MDOC_Qq):
1943: term_word(p, "\"");
1944: break;
1945: case (MDOC_Ql):
1946: /* FALLTHROUGH */
1947: case (MDOC_So):
1948: /* FALLTHROUGH */
1949: case (MDOC_Sq):
1950: term_word(p, "`");
1951: break;
1952: default:
1953: abort();
1954: /* NOTREACHED */
1955: }
1.1 kristaps 1956:
1957: p->flags |= TERMP_NOSPACE;
1958: return(1);
1959: }
1960:
1961:
1.189 kristaps 1962: /* ARGSUSED */
1.1 kristaps 1963: static void
1.188 kristaps 1964: termp_quote_post(DECL_ARGS)
1.1 kristaps 1965: {
1966:
1.203 kristaps 1967: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1968: return;
1969:
1970: p->flags |= TERMP_NOSPACE;
1971:
1.188 kristaps 1972: switch (n->tok) {
1973: case (MDOC_Ao):
1974: /* FALLTHROUGH */
1975: case (MDOC_Aq):
1976: term_word(p, ">");
1977: break;
1978: case (MDOC_Bro):
1979: /* FALLTHROUGH */
1980: case (MDOC_Brq):
1981: term_word(p, "}");
1982: break;
1983: case (MDOC_Oo):
1984: /* FALLTHROUGH */
1985: case (MDOC_Op):
1986: /* FALLTHROUGH */
1987: case (MDOC_Bo):
1988: /* FALLTHROUGH */
1989: case (MDOC_Bq):
1990: term_word(p, "]");
1991: break;
1992: case (MDOC_Do):
1993: /* FALLTHROUGH */
1994: case (MDOC_Dq):
1995: term_word(p, "''");
1996: break;
1997: case (MDOC_Po):
1998: /* FALLTHROUGH */
1999: case (MDOC_Pq):
2000: term_word(p, ")");
2001: break;
1.205 kristaps 2002: case (MDOC__T):
2003: /* FALLTHROUGH */
1.188 kristaps 2004: case (MDOC_Qo):
2005: /* FALLTHROUGH */
2006: case (MDOC_Qq):
2007: term_word(p, "\"");
2008: break;
2009: case (MDOC_Ql):
2010: /* FALLTHROUGH */
2011: case (MDOC_So):
2012: /* FALLTHROUGH */
2013: case (MDOC_Sq):
2014: term_word(p, "'");
2015: break;
2016: default:
2017: abort();
2018: /* NOTREACHED */
2019: }
1.1 kristaps 2020: }
2021:
2022:
2023: /* ARGSUSED */
2024: static int
2025: termp_fo_pre(DECL_ARGS)
2026: {
2027:
1.141 kristaps 2028: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2029: synopsis_pre(p, n);
1.141 kristaps 2030: return(1);
2031: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2032: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2033: term_word(p, "(");
1.222 kristaps 2034: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2035: return(1);
1.141 kristaps 2036: }
2037:
1.169 kristaps 2038: if (NULL == n->child)
2039: return(0);
2040:
1.141 kristaps 2041: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2042:
1.141 kristaps 2043: assert(n->child->string);
1.102 kristaps 2044: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2045: term_word(p, n->child->string);
1.1 kristaps 2046: return(0);
2047: }
2048:
2049:
2050: /* ARGSUSED */
2051: static void
2052: termp_fo_post(DECL_ARGS)
2053: {
2054:
1.143 kristaps 2055: if (MDOC_BODY != n->type)
2056: return;
2057:
1.222 kristaps 2058: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2059: term_word(p, ")");
2060:
1.222 kristaps 2061: if (MDOC_SYNPRETTY & n->flags) {
2062: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2063: term_word(p, ";");
1.222 kristaps 2064: }
1.1 kristaps 2065: }
2066:
2067:
2068: /* ARGSUSED */
2069: static int
2070: termp_bf_pre(DECL_ARGS)
2071: {
2072:
1.86 kristaps 2073: if (MDOC_HEAD == n->type)
1.1 kristaps 2074: return(0);
1.86 kristaps 2075: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2076: return(1);
2077:
1.202 kristaps 2078: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2079: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2080: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2081: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2082: else
1.102 kristaps 2083: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2084:
2085: return(1);
2086: }
2087:
2088:
2089: /* ARGSUSED */
2090: static int
2091: termp_sm_pre(DECL_ARGS)
2092: {
2093:
1.86 kristaps 2094: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2095: if (0 == strcmp("on", n->child->string)) {
2096: if (p->col)
2097: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2098: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2099: } else
1.1 kristaps 2100: p->flags |= TERMP_NONOSPACE;
2101:
2102: return(0);
2103: }
2104:
2105:
2106: /* ARGSUSED */
2107: static int
2108: termp_ap_pre(DECL_ARGS)
2109: {
2110:
2111: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2112: term_word(p, "'");
1.1 kristaps 2113: p->flags |= TERMP_NOSPACE;
2114: return(1);
2115: }
2116:
2117:
2118: /* ARGSUSED */
2119: static void
2120: termp____post(DECL_ARGS)
2121: {
1.184 kristaps 2122:
2123: /*
2124: * Handle lists of authors. In general, print each followed by
2125: * a comma. Don't print the comma if there are only two
2126: * authors.
2127: */
2128: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2129: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2130: if (NULL == n->prev || MDOC__A != n->prev->tok)
2131: return;
1.1 kristaps 2132:
1.95 kristaps 2133: /* TODO: %U. */
2134:
1.187 kristaps 2135: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2136: return;
2137:
1.222 kristaps 2138: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2139: if (NULL == n->next) {
2140: term_word(p, ".");
2141: p->flags |= TERMP_SENTENCE;
2142: } else
2143: term_word(p, ",");
1.1 kristaps 2144: }
2145:
2146:
2147: /* ARGSUSED */
2148: static int
1.102 kristaps 2149: termp_li_pre(DECL_ARGS)
2150: {
2151:
2152: term_fontpush(p, TERMFONT_NONE);
2153: return(1);
2154: }
2155:
2156:
2157: /* ARGSUSED */
2158: static int
1.1 kristaps 2159: termp_lk_pre(DECL_ARGS)
2160: {
1.181 kristaps 2161: const struct mdoc_node *nn, *sv;
1.1 kristaps 2162:
1.102 kristaps 2163: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2164:
2165: nn = sv = n->child;
1.96 kristaps 2166:
1.195 kristaps 2167: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2168: return(1);
2169:
1.181 kristaps 2170: for (nn = nn->next; nn; nn = nn->next)
2171: term_word(p, nn->string);
2172:
1.102 kristaps 2173: term_fontpop(p);
1.96 kristaps 2174:
1.222 kristaps 2175: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2176: term_word(p, ":");
2177:
1.102 kristaps 2178: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2179: term_word(p, sv->string);
1.102 kristaps 2180: term_fontpop(p);
1.12 kristaps 2181:
1.1 kristaps 2182: return(0);
2183: }
2184:
1.159 schwarze 2185:
2186: /* ARGSUSED */
2187: static int
2188: termp_bk_pre(DECL_ARGS)
2189: {
2190:
1.161 schwarze 2191: switch (n->type) {
2192: case (MDOC_BLOCK):
1.166 kristaps 2193: break;
1.161 schwarze 2194: case (MDOC_HEAD):
2195: return(0);
2196: case (MDOC_BODY):
1.200 schwarze 2197: if (n->parent->args || 0 == n->prev->nchild)
2198: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2199: break;
1.161 schwarze 2200: default:
2201: abort();
1.166 kristaps 2202: /* NOTREACHED */
1.161 schwarze 2203: }
1.166 kristaps 2204:
2205: return(1);
1.159 schwarze 2206: }
2207:
2208:
2209: /* ARGSUSED */
2210: static void
2211: termp_bk_post(DECL_ARGS)
2212: {
2213:
1.161 schwarze 2214: if (MDOC_BODY == n->type)
2215: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2216: }
2217:
2218: /* ARGSUSED */
2219: static void
2220: termp__t_post(DECL_ARGS)
2221: {
2222:
2223: /*
2224: * If we're in an `Rs' and there's a journal present, then quote
2225: * us instead of underlining us (for disambiguation).
2226: */
1.217 schwarze 2227: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2228: n->parent->norm->Rs.quote_T)
1.203 kristaps 2229: termp_quote_post(p, pair, m, n);
2230:
2231: termp____post(p, pair, m, n);
2232: }
2233:
2234: /* ARGSUSED */
2235: static int
2236: termp__t_pre(DECL_ARGS)
2237: {
2238:
2239: /*
2240: * If we're in an `Rs' and there's a journal present, then quote
2241: * us instead of underlining us (for disambiguation).
2242: */
2243: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2244: n->parent->norm->Rs.quote_T)
1.203 kristaps 2245: return(termp_quote_pre(p, pair, m, n));
2246:
2247: term_fontpush(p, TERMFONT_UNDER);
2248: return(1);
1.159 schwarze 2249: }
1.1 kristaps 2250:
2251: /* ARGSUSED */
2252: static int
1.69 kristaps 2253: termp_under_pre(DECL_ARGS)
1.1 kristaps 2254: {
2255:
1.102 kristaps 2256: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2257: return(1);
2258: }
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