Annotation of mandoc/mdoc_term.c, Revision 1.221
1.221 ! kristaps 1: /* $Id: mdoc_term.c,v 1.220 2011/03/07 01:35:51 schwarze 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)
267: switch (p->enc) {
268: case (TERMENC_ASCII):
269: p->symtab = chars_init(CHARS_ASCII);
270: break;
271: default:
272: abort();
273: /* NOTREACHED */
274: }
1.70 kristaps 275:
276: n = mdoc_node(mdoc);
277: m = mdoc_meta(mdoc);
1.146 schwarze 278:
279: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 280:
281: if (n->child)
1.102 kristaps 282: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 283:
284: term_end(p);
1.1 kristaps 285: }
286:
287:
1.3 kristaps 288: static void
1.102 kristaps 289: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 290: {
291:
1.102 kristaps 292: print_mdoc_node(p, pair, m, n);
1.86 kristaps 293: if (n->next)
1.102 kristaps 294: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 295: }
296:
297:
1.70 kristaps 298: /* ARGSUSED */
1.3 kristaps 299: static void
1.102 kristaps 300: print_mdoc_node(DECL_ARGS)
1.1 kristaps 301: {
1.102 kristaps 302: int chld;
303: const void *font;
1.1 kristaps 304: struct termpair npair;
1.30 kristaps 305: size_t offset, rmargin;
1.1 kristaps 306:
1.70 kristaps 307: chld = 1;
1.29 kristaps 308: offset = p->offset;
1.30 kristaps 309: rmargin = p->rmargin;
1.102 kristaps 310: font = term_fontq(p);
1.29 kristaps 311:
1.97 kristaps 312: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 313: npair.ppair = pair;
1.172 kristaps 314:
315: /*
316: * Keeps only work until the end of a line. If a keep was
317: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 318: *
319: * Also let SYNPRETTY sections behave as if they were wrapped
320: * in a `Bk' block.
1.172 kristaps 321: */
322:
1.197 schwarze 323: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 324: if (n->prev && n->prev->line != n->line) {
325: p->flags &= ~TERMP_KEEP;
326: p->flags |= TERMP_PREKEEP;
327: } else if (NULL == n->prev) {
328: if (n->parent && n->parent->line != n->line) {
329: p->flags &= ~TERMP_KEEP;
330: p->flags |= TERMP_PREKEEP;
331: }
332: }
333: }
1.197 schwarze 334:
335: /*
336: * Since SYNPRETTY sections aren't "turned off" with `Ek',
337: * we have to intuit whether we should disable formatting.
338: */
339:
340: if ( ! (MDOC_SYNPRETTY & n->flags) &&
341: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
342: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
343: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 344:
1.217 schwarze 345: /*
346: * After the keep flags have been set up, we may now
347: * produce output. Note that some pre-handlers do so.
348: */
349:
350: switch (n->type) {
351: case (MDOC_TEXT):
352: if (' ' == *n->string && MDOC_LINE & n->flags)
353: term_newln(p);
354: term_word(p, n->string);
355: break;
356: case (MDOC_EQN):
1.219 kristaps 357: term_word(p, n->eqn->data);
1.217 schwarze 358: break;
359: case (MDOC_TBL):
360: term_tbl(p, n->span);
361: break;
362: default:
363: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
364: chld = (*termacts[n->tok].pre)
365: (p, &npair, m, n);
366: break;
367: }
368:
1.86 kristaps 369: if (chld && n->child)
1.102 kristaps 370: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 371:
1.102 kristaps 372: term_fontpopq(p, font);
1.46 kristaps 373:
1.206 kristaps 374: switch (n->type) {
375: case (MDOC_TEXT):
376: break;
377: case (MDOC_TBL):
1.216 kristaps 378: break;
379: case (MDOC_EQN):
1.206 kristaps 380: break;
381: default:
382: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
383: break;
1.165 kristaps 384: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 385:
386: /*
387: * Explicit end tokens not only call the post
388: * handler, but also tell the respective block
389: * that it must not call the post handler again.
390: */
1.165 kristaps 391: if (ENDBODY_NOT != n->end)
1.162 schwarze 392: n->pending->flags |= MDOC_ENDED;
393:
394: /*
395: * End of line terminating an implicit block
396: * while an explicit block is still open.
397: * Continue the explicit block without spacing.
398: */
399: if (ENDBODY_NOSPACE == n->end)
400: p->flags |= TERMP_NOSPACE;
1.206 kristaps 401: break;
1.162 schwarze 402: }
1.121 kristaps 403:
404: if (MDOC_EOS & n->flags)
405: p->flags |= TERMP_SENTENCE;
1.29 kristaps 406:
407: p->offset = offset;
1.30 kristaps 408: p->rmargin = rmargin;
1.1 kristaps 409: }
410:
411:
1.3 kristaps 412: static void
1.145 kristaps 413: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 414: {
1.144 kristaps 415: const struct mdoc_meta *m;
416:
417: m = (const struct mdoc_meta *)arg;
1.1 kristaps 418:
1.102 kristaps 419: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 420:
1.9 kristaps 421: /*
422: * Output the footer in new-groff style, that is, three columns
423: * with the middle being the manual date and flanking columns
424: * being the operating system:
425: *
426: * SYSTEM DATE SYSTEM
427: */
428:
1.1 kristaps 429: term_vspace(p);
430:
1.9 kristaps 431: p->offset = 0;
1.157 kristaps 432: p->rmargin = (p->maxrmargin -
1.220 schwarze 433: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 434: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
435:
1.220 schwarze 436: term_word(p, m->os);
1.1 kristaps 437: term_flushln(p);
438:
1.9 kristaps 439: p->offset = p->rmargin;
1.220 schwarze 440: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.1 kristaps 441: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 kristaps 442:
1.220 schwarze 443: term_word(p, m->date);
1.9 kristaps 444: term_flushln(p);
445:
1.1 kristaps 446: p->offset = p->rmargin;
447: p->rmargin = p->maxrmargin;
448: p->flags &= ~TERMP_NOBREAK;
1.9 kristaps 449: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 450:
1.220 schwarze 451: term_word(p, m->os);
1.1 kristaps 452: term_flushln(p);
453:
1.9 kristaps 454: p->offset = 0;
455: p->rmargin = p->maxrmargin;
456: p->flags = 0;
1.1 kristaps 457: }
458:
459:
1.3 kristaps 460: static void
1.144 kristaps 461: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 462: {
1.98 kristaps 463: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 464: const struct mdoc_meta *m;
465:
466: m = (const struct mdoc_meta *)arg;
1.1 kristaps 467:
468: p->rmargin = p->maxrmargin;
469: p->offset = 0;
470:
471: /*
472: * The header is strange. It has three components, which are
473: * really two with the first duplicated. It goes like this:
474: *
475: * IDENTIFIER TITLE IDENTIFIER
476: *
477: * The IDENTIFIER is NAME(SECTION), which is the command-name
478: * (if given, or "unknown" if not) followed by the manual page
479: * section. These are given in `Dt'. The TITLE is a free-form
480: * string depending on the manual volume. If not specified, it
481: * switches on the manual section.
482: */
483:
1.86 kristaps 484: assert(m->vol);
1.98 kristaps 485: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 486:
1.86 kristaps 487: if (m->arch) {
1.98 kristaps 488: strlcat(buf, " (", BUFSIZ);
489: strlcat(buf, m->arch, BUFSIZ);
490: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 491: }
492:
1.124 kristaps 493: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 494:
495: p->offset = 0;
1.157 kristaps 496: p->rmargin = (p->maxrmargin -
497: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 498: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
499:
500: term_word(p, title);
501: term_flushln(p);
502:
503: p->offset = p->rmargin;
1.157 kristaps 504: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9 kristaps 505: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 506:
507: term_word(p, buf);
508: term_flushln(p);
509:
510: p->offset = p->rmargin;
511: p->rmargin = p->maxrmargin;
512: p->flags &= ~TERMP_NOBREAK;
513: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
514:
515: term_word(p, title);
516: term_flushln(p);
517:
1.9 kristaps 518: p->offset = 0;
1.1 kristaps 519: p->rmargin = p->maxrmargin;
520: p->flags &= ~TERMP_NOSPACE;
521: }
522:
523:
524: static size_t
1.157 kristaps 525: a2height(const struct termp *p, const char *v)
1.1 kristaps 526: {
1.92 kristaps 527: struct roffsu su;
1.91 kristaps 528:
1.157 kristaps 529: assert(v);
530: if ( ! a2roffsu(v, &su, SCALE_VS))
531: SCALE_VS_INIT(&su, term_len(p, 1));
1.91 kristaps 532:
1.157 kristaps 533: return(term_vspan(p, &su));
1.91 kristaps 534: }
1.1 kristaps 535:
1.40 kristaps 536:
1.91 kristaps 537: static size_t
1.157 kristaps 538: a2width(const struct termp *p, const char *v)
1.91 kristaps 539: {
1.92 kristaps 540: struct roffsu su;
1.1 kristaps 541:
1.154 kristaps 542: assert(v);
543: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 544: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 545:
1.157 kristaps 546: return(term_hspan(p, &su));
1.1 kristaps 547: }
548:
549:
550: static size_t
1.157 kristaps 551: a2offs(const struct termp *p, const char *v)
1.1 kristaps 552: {
1.92 kristaps 553: struct roffsu su;
1.1 kristaps 554:
1.148 kristaps 555: if ('\0' == *v)
1.91 kristaps 556: return(0);
1.148 kristaps 557: else if (0 == strcmp(v, "left"))
1.19 kristaps 558: return(0);
1.148 kristaps 559: else if (0 == strcmp(v, "indent"))
1.157 kristaps 560: return(term_len(p, INDENT + 1));
1.148 kristaps 561: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 562: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 563: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 564: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 565:
1.157 kristaps 566: return(term_hspan(p, &su));
1.1 kristaps 567: }
568:
569:
1.108 kristaps 570: /*
571: * Determine how much space to print out before block elements of `It'
572: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
573: * too.
574: */
1.54 kristaps 575: static void
1.151 kristaps 576: print_bvspace(struct termp *p,
577: const struct mdoc_node *bl,
578: const struct mdoc_node *n)
1.1 kristaps 579: {
1.86 kristaps 580: const struct mdoc_node *nn;
1.1 kristaps 581:
582: term_newln(p);
1.150 kristaps 583:
1.202 kristaps 584: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 585: return;
1.202 kristaps 586: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 587: return;
588:
1.85 kristaps 589: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 590:
1.86 kristaps 591: for (nn = n; nn; nn = nn->parent) {
592: if (MDOC_BLOCK != nn->type)
1.1 kristaps 593: continue;
1.86 kristaps 594: if (MDOC_Ss == nn->tok)
1.54 kristaps 595: return;
1.86 kristaps 596: if (MDOC_Sh == nn->tok)
1.54 kristaps 597: return;
1.86 kristaps 598: if (NULL == nn->prev)
1.1 kristaps 599: continue;
600: break;
601: }
602:
1.85 kristaps 603: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 604:
1.202 kristaps 605: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 606: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 607: return;
608:
1.85 kristaps 609: /* A `-diag' without body does not vspace. */
610:
1.202 kristaps 611: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 612: if (n->prev && MDOC_It == n->prev->tok) {
613: assert(n->prev->body);
614: if (NULL == n->prev->body->child)
1.55 kristaps 615: return;
616: }
617:
1.54 kristaps 618: term_vspace(p);
1.1 kristaps 619: }
620:
621:
622: /* ARGSUSED */
623: static int
624: termp_it_pre(DECL_ARGS)
625: {
1.86 kristaps 626: const struct mdoc_node *bl, *nn;
1.1 kristaps 627: char buf[7];
1.170 kristaps 628: int i;
1.108 kristaps 629: size_t width, offset, ncols, dcol;
1.126 kristaps 630: enum mdoc_list type;
1.1 kristaps 631:
1.86 kristaps 632: if (MDOC_BLOCK == n->type) {
1.151 kristaps 633: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 634: return(1);
635: }
1.1 kristaps 636:
1.86 kristaps 637: bl = n->parent->parent->parent;
1.202 kristaps 638: type = bl->norm->Bl.type;
1.1 kristaps 639:
1.108 kristaps 640: /*
641: * First calculate width and offset. This is pretty easy unless
642: * we're a -column list, in which case all prior columns must
643: * be accounted for.
644: */
645:
646: width = offset = 0;
647:
1.202 kristaps 648: if (bl->norm->Bl.offs)
649: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 650:
1.1 kristaps 651: switch (type) {
1.126 kristaps 652: case (LIST_column):
1.134 kristaps 653: if (MDOC_HEAD == n->type)
1.1 kristaps 654: break;
1.155 kristaps 655:
1.105 kristaps 656: /*
1.108 kristaps 657: * Imitate groff's column handling:
658: * - For each earlier column, add its width.
659: * - For less than 5 columns, add four more blanks per
660: * column.
661: * - For exactly 5 columns, add three more blank per
662: * column.
663: * - For more than 5 columns, add only one column.
1.105 kristaps 664: */
1.202 kristaps 665: ncols = bl->norm->Bl.ncols;
1.170 kristaps 666:
1.108 kristaps 667: /* LINTED */
1.157 kristaps 668: dcol = ncols < 5 ? term_len(p, 4) :
669: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 670:
1.134 kristaps 671: /*
672: * Calculate the offset by applying all prior MDOC_BODY,
673: * so we stop at the MDOC_HEAD (NULL == nn->prev).
674: */
675:
1.108 kristaps 676: for (i = 0, nn = n->prev;
1.134 kristaps 677: nn->prev && i < (int)ncols;
1.108 kristaps 678: nn = nn->prev, i++)
679: offset += dcol + a2width
1.202 kristaps 680: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 681:
682: /*
1.108 kristaps 683: * When exceeding the declared number of columns, leave
684: * the remaining widths at 0. This will later be
685: * adjusted to the default width of 10, or, for the last
686: * column, stretched to the right margin.
1.58 kristaps 687: */
1.108 kristaps 688: if (i >= (int)ncols)
689: break;
1.58 kristaps 690:
1.105 kristaps 691: /*
1.108 kristaps 692: * Use the declared column widths, extended as explained
693: * in the preceding paragraph.
1.105 kristaps 694: */
1.202 kristaps 695: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 696: break;
697: default:
1.202 kristaps 698: if (NULL == bl->norm->Bl.width)
1.108 kristaps 699: break;
700:
701: /*
702: * Note: buffer the width by 2, which is groff's magic
703: * number for buffering single arguments. See the above
704: * handling for column for how this changes.
705: */
1.202 kristaps 706: assert(bl->norm->Bl.width);
707: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 708: break;
709: }
710:
711: /*
712: * List-type can override the width in the case of fixed-head
713: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 714: * offset.
1.1 kristaps 715: */
716:
717: switch (type) {
1.126 kristaps 718: case (LIST_bullet):
1.1 kristaps 719: /* FALLTHROUGH */
1.126 kristaps 720: case (LIST_dash):
1.1 kristaps 721: /* FALLTHROUGH */
1.126 kristaps 722: case (LIST_hyphen):
1.157 kristaps 723: if (width < term_len(p, 4))
724: width = term_len(p, 4);
1.1 kristaps 725: break;
1.126 kristaps 726: case (LIST_enum):
1.157 kristaps 727: if (width < term_len(p, 5))
728: width = term_len(p, 5);
1.17 kristaps 729: break;
1.126 kristaps 730: case (LIST_hang):
1.39 kristaps 731: if (0 == width)
1.157 kristaps 732: width = term_len(p, 8);
1.39 kristaps 733: break;
1.126 kristaps 734: case (LIST_column):
1.49 kristaps 735: /* FALLTHROUGH */
1.126 kristaps 736: case (LIST_tag):
1.1 kristaps 737: if (0 == width)
1.157 kristaps 738: width = term_len(p, 10);
1.1 kristaps 739: break;
740: default:
741: break;
742: }
743:
744: /*
1.17 kristaps 745: * Whitespace control. Inset bodies need an initial space,
746: * while diagonal bodies need two.
1.1 kristaps 747: */
748:
1.51 kristaps 749: p->flags |= TERMP_NOSPACE;
750:
1.1 kristaps 751: switch (type) {
1.126 kristaps 752: case (LIST_diag):
1.86 kristaps 753: if (MDOC_BODY == n->type)
1.62 kristaps 754: term_word(p, "\\ \\ ");
1.51 kristaps 755: break;
1.126 kristaps 756: case (LIST_inset):
1.86 kristaps 757: if (MDOC_BODY == n->type)
1.51 kristaps 758: term_word(p, "\\ ");
1.1 kristaps 759: break;
760: default:
761: break;
762: }
763:
1.51 kristaps 764: p->flags |= TERMP_NOSPACE;
765:
1.1 kristaps 766: switch (type) {
1.126 kristaps 767: case (LIST_diag):
1.86 kristaps 768: if (MDOC_HEAD == n->type)
1.102 kristaps 769: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 770: break;
771: default:
772: break;
773: }
774:
775: /*
1.109 kristaps 776: * Pad and break control. This is the tricky part. These flags
777: * are documented in term_flushln() in term.c. Note that we're
778: * going to unset all of these flags in termp_it_post() when we
779: * exit.
1.1 kristaps 780: */
781:
782: switch (type) {
1.126 kristaps 783: case (LIST_bullet):
1.1 kristaps 784: /* FALLTHROUGH */
1.126 kristaps 785: case (LIST_dash):
1.1 kristaps 786: /* FALLTHROUGH */
1.126 kristaps 787: case (LIST_enum):
1.1 kristaps 788: /* FALLTHROUGH */
1.126 kristaps 789: case (LIST_hyphen):
1.86 kristaps 790: if (MDOC_HEAD == n->type)
1.39 kristaps 791: p->flags |= TERMP_NOBREAK;
792: else
793: p->flags |= TERMP_NOLPAD;
794: break;
1.126 kristaps 795: case (LIST_hang):
1.86 kristaps 796: if (MDOC_HEAD == n->type)
1.39 kristaps 797: p->flags |= TERMP_NOBREAK;
798: else
799: p->flags |= TERMP_NOLPAD;
800:
1.86 kristaps 801: if (MDOC_HEAD != n->type)
1.59 kristaps 802: break;
803:
804: /*
805: * This is ugly. If `-hang' is specified and the body
806: * is a `Bl' or `Bd', then we want basically to nullify
807: * the "overstep" effect in term_flushln() and treat
808: * this as a `-ohang' list instead.
809: */
1.86 kristaps 810: if (n->next->child &&
811: (MDOC_Bl == n->next->child->tok ||
812: MDOC_Bd == n->next->child->tok)) {
1.59 kristaps 813: p->flags &= ~TERMP_NOBREAK;
814: p->flags &= ~TERMP_NOLPAD;
815: } else
1.39 kristaps 816: p->flags |= TERMP_HANG;
817: break;
1.126 kristaps 818: case (LIST_tag):
1.86 kristaps 819: if (MDOC_HEAD == n->type)
1.51 kristaps 820: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 821: else
822: p->flags |= TERMP_NOLPAD;
1.38 kristaps 823:
1.86 kristaps 824: if (MDOC_HEAD != n->type)
1.39 kristaps 825: break;
1.86 kristaps 826: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 827: p->flags |= TERMP_DANGLE;
1.1 kristaps 828: break;
1.126 kristaps 829: case (LIST_column):
1.134 kristaps 830: if (MDOC_HEAD == n->type)
831: break;
832:
833: if (NULL == n->next)
834: p->flags &= ~TERMP_NOBREAK;
835: else
836: p->flags |= TERMP_NOBREAK;
837:
838: assert(n->prev);
839: if (MDOC_BODY == n->prev->type)
840: p->flags |= TERMP_NOLPAD;
841:
1.1 kristaps 842: break;
1.126 kristaps 843: case (LIST_diag):
1.86 kristaps 844: if (MDOC_HEAD == n->type)
1.1 kristaps 845: p->flags |= TERMP_NOBREAK;
846: break;
847: default:
848: break;
849: }
850:
851: /*
852: * Margin control. Set-head-width lists have their right
853: * margins shortened. The body for these lists has the offset
854: * necessarily lengthened. Everybody gets the offset.
855: */
856:
857: p->offset += offset;
858:
859: switch (type) {
1.126 kristaps 860: case (LIST_hang):
1.59 kristaps 861: /*
862: * Same stipulation as above, regarding `-hang'. We
863: * don't want to recalculate rmargin and offsets when
864: * using `Bd' or `Bl' within `-hang' overstep lists.
865: */
1.86 kristaps 866: if (MDOC_HEAD == n->type && n->next->child &&
867: (MDOC_Bl == n->next->child->tok ||
868: MDOC_Bd == n->next->child->tok))
1.59 kristaps 869: break;
870: /* FALLTHROUGH */
1.126 kristaps 871: case (LIST_bullet):
1.1 kristaps 872: /* FALLTHROUGH */
1.126 kristaps 873: case (LIST_dash):
1.1 kristaps 874: /* FALLTHROUGH */
1.126 kristaps 875: case (LIST_enum):
1.1 kristaps 876: /* FALLTHROUGH */
1.126 kristaps 877: case (LIST_hyphen):
1.1 kristaps 878: /* FALLTHROUGH */
1.126 kristaps 879: case (LIST_tag):
1.49 kristaps 880: assert(width);
1.86 kristaps 881: if (MDOC_HEAD == n->type)
1.1 kristaps 882: p->rmargin = p->offset + width;
883: else
884: p->offset += width;
885: break;
1.126 kristaps 886: case (LIST_column):
1.49 kristaps 887: assert(width);
1.1 kristaps 888: p->rmargin = p->offset + width;
1.50 kristaps 889: /*
890: * XXX - this behaviour is not documented: the
891: * right-most column is filled to the right margin.
892: */
1.134 kristaps 893: if (MDOC_HEAD == n->type)
894: break;
895: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 896: p->rmargin = p->maxrmargin;
1.1 kristaps 897: break;
898: default:
899: break;
900: }
901:
902: /*
903: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 904: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 905: */
906:
1.86 kristaps 907: if (MDOC_HEAD == n->type)
1.1 kristaps 908: switch (type) {
1.126 kristaps 909: case (LIST_bullet):
1.102 kristaps 910: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 911: term_word(p, "\\[bu]");
1.102 kristaps 912: term_fontpop(p);
1.1 kristaps 913: break;
1.126 kristaps 914: case (LIST_dash):
1.1 kristaps 915: /* FALLTHROUGH */
1.126 kristaps 916: case (LIST_hyphen):
1.102 kristaps 917: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 918: term_word(p, "\\(hy");
1.102 kristaps 919: term_fontpop(p);
1.1 kristaps 920: break;
1.126 kristaps 921: case (LIST_enum):
1.1 kristaps 922: (pair->ppair->ppair->count)++;
1.109 kristaps 923: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 924: pair->ppair->ppair->count);
925: term_word(p, buf);
926: break;
927: default:
928: break;
929: }
930:
931: /*
932: * If we're not going to process our children, indicate so here.
933: */
934:
935: switch (type) {
1.126 kristaps 936: case (LIST_bullet):
1.1 kristaps 937: /* FALLTHROUGH */
1.126 kristaps 938: case (LIST_item):
1.1 kristaps 939: /* FALLTHROUGH */
1.126 kristaps 940: case (LIST_dash):
1.1 kristaps 941: /* FALLTHROUGH */
1.126 kristaps 942: case (LIST_hyphen):
1.1 kristaps 943: /* FALLTHROUGH */
1.126 kristaps 944: case (LIST_enum):
1.86 kristaps 945: if (MDOC_HEAD == n->type)
1.1 kristaps 946: return(0);
947: break;
1.126 kristaps 948: case (LIST_column):
1.134 kristaps 949: if (MDOC_HEAD == n->type)
1.1 kristaps 950: return(0);
951: break;
952: default:
953: break;
954: }
955:
956: return(1);
957: }
958:
959:
960: /* ARGSUSED */
961: static void
962: termp_it_post(DECL_ARGS)
963: {
1.126 kristaps 964: enum mdoc_list type;
1.1 kristaps 965:
1.109 kristaps 966: if (MDOC_BLOCK == n->type)
1.1 kristaps 967: return;
968:
1.202 kristaps 969: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 970:
971: switch (type) {
1.126 kristaps 972: case (LIST_item):
1.1 kristaps 973: /* FALLTHROUGH */
1.126 kristaps 974: case (LIST_diag):
1.53 kristaps 975: /* FALLTHROUGH */
1.126 kristaps 976: case (LIST_inset):
1.86 kristaps 977: if (MDOC_BODY == n->type)
1.130 schwarze 978: term_newln(p);
1.1 kristaps 979: break;
1.126 kristaps 980: case (LIST_column):
1.134 kristaps 981: if (MDOC_BODY == n->type)
1.1 kristaps 982: term_flushln(p);
983: break;
984: default:
1.130 schwarze 985: term_newln(p);
1.1 kristaps 986: break;
987: }
988:
1.109 kristaps 989: /*
990: * Now that our output is flushed, we can reset our tags. Since
991: * only `It' sets these flags, we're free to assume that nobody
992: * has munged them in the meanwhile.
993: */
994:
995: p->flags &= ~TERMP_DANGLE;
996: p->flags &= ~TERMP_NOBREAK;
997: p->flags &= ~TERMP_TWOSPACE;
998: p->flags &= ~TERMP_NOLPAD;
999: p->flags &= ~TERMP_HANG;
1.1 kristaps 1000: }
1001:
1002:
1003: /* ARGSUSED */
1004: static int
1005: termp_nm_pre(DECL_ARGS)
1006: {
1007:
1.164 schwarze 1008: if (MDOC_BLOCK == n->type)
1009: return(1);
1010:
1011: if (MDOC_BODY == n->type) {
1012: if (NULL == n->child)
1013: return(0);
1014: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1015: p->offset += term_len(p, 1) +
1016: (NULL == n->prev->child ? term_strlen(p, m->name) :
1017: MDOC_TEXT == n->prev->child->type ?
1018: term_strlen(p, n->prev->child->string) :
1019: term_len(p, 5));
1020: return(1);
1021: }
1022:
1.125 kristaps 1023: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1024: return(0);
1.125 kristaps 1025:
1.177 schwarze 1026: if (MDOC_HEAD == n->type)
1027: synopsis_pre(p, n->parent);
1.102 kristaps 1028:
1.164 schwarze 1029: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1030: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1031: p->rmargin = p->offset + term_len(p, 1);
1032: if (NULL == n->child) {
1033: p->rmargin += term_strlen(p, m->name);
1034: } else if (MDOC_TEXT == n->child->type) {
1035: p->rmargin += term_strlen(p, n->child->string);
1036: if (n->child->next)
1037: p->flags |= TERMP_HANG;
1038: } else {
1039: p->rmargin += term_len(p, 5);
1040: p->flags |= TERMP_HANG;
1041: }
1.164 schwarze 1042: }
1043:
1.102 kristaps 1044: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1045: if (NULL == n->child)
1046: term_word(p, m->name);
1.1 kristaps 1047: return(1);
1048: }
1049:
1050:
1.164 schwarze 1051: /* ARGSUSED */
1052: static void
1053: termp_nm_post(DECL_ARGS)
1054: {
1055:
1056: if (MDOC_HEAD == n->type && n->next->child) {
1057: term_flushln(p);
1058: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1059: } else if (MDOC_BODY == n->type && n->child) {
1060: term_flushln(p);
1061: p->flags &= ~TERMP_NOLPAD;
1062: }
1063: }
1064:
1065:
1.1 kristaps 1066: /* ARGSUSED */
1067: static int
1068: termp_fl_pre(DECL_ARGS)
1069: {
1070:
1.102 kristaps 1071: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1072: term_word(p, "\\-");
1.103 kristaps 1073:
1074: if (n->child)
1.114 kristaps 1075: p->flags |= TERMP_NOSPACE;
1076: else if (n->next && n->next->line == n->line)
1.103 kristaps 1077: p->flags |= TERMP_NOSPACE;
1078:
1.1 kristaps 1079: return(1);
1080: }
1081:
1082:
1083: /* ARGSUSED */
1084: static int
1.184 kristaps 1085: termp__a_pre(DECL_ARGS)
1086: {
1087:
1088: if (n->prev && MDOC__A == n->prev->tok)
1089: if (NULL == n->next || MDOC__A != n->next->tok)
1090: term_word(p, "and");
1091:
1092: return(1);
1093: }
1094:
1095:
1096: /* ARGSUSED */
1097: static int
1.61 kristaps 1098: termp_an_pre(DECL_ARGS)
1099: {
1100:
1.86 kristaps 1101: if (NULL == n->child)
1.61 kristaps 1102: return(1);
1103:
1104: /*
1.85 kristaps 1105: * If not in the AUTHORS section, `An -split' will cause
1106: * newlines to occur before the author name. If in the AUTHORS
1107: * section, by default, the first `An' invocation is nosplit,
1108: * then all subsequent ones, regardless of whether interspersed
1109: * with other macros/text, are split. -split, in this case,
1110: * will override the condition of the implied first -nosplit.
1.61 kristaps 1111: */
1112:
1.86 kristaps 1113: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1114: if ( ! (TERMP_ANPREC & p->flags)) {
1115: if (TERMP_SPLIT & p->flags)
1116: term_newln(p);
1117: return(1);
1118: }
1119: if (TERMP_NOSPLIT & p->flags)
1120: return(1);
1121: term_newln(p);
1122: return(1);
1123: }
1124:
1125: if (TERMP_SPLIT & p->flags)
1126: term_newln(p);
1127:
1128: return(1);
1129: }
1130:
1131:
1132: /* ARGSUSED */
1133: static void
1134: termp_an_post(DECL_ARGS)
1135: {
1136:
1.86 kristaps 1137: if (n->child) {
1138: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1139: p->flags |= TERMP_ANPREC;
1140: return;
1141: }
1142:
1.202 kristaps 1143: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1144: p->flags &= ~TERMP_NOSPLIT;
1145: p->flags |= TERMP_SPLIT;
1.202 kristaps 1146: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1147: p->flags &= ~TERMP_SPLIT;
1148: p->flags |= TERMP_NOSPLIT;
1149: }
1150:
1151: }
1152:
1153:
1154: /* ARGSUSED */
1155: static int
1.1 kristaps 1156: termp_ns_pre(DECL_ARGS)
1157: {
1158:
1.215 kristaps 1159: if ( ! (MDOC_LINE & n->flags))
1160: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1161: return(1);
1162: }
1163:
1164:
1165: /* ARGSUSED */
1166: static int
1167: termp_rs_pre(DECL_ARGS)
1168: {
1169:
1.86 kristaps 1170: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1171: return(1);
1.86 kristaps 1172: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1173: term_vspace(p);
1174: return(1);
1175: }
1176:
1177:
1178: /* ARGSUSED */
1179: static int
1180: termp_rv_pre(DECL_ARGS)
1181: {
1.68 kristaps 1182: const struct mdoc_node *nn;
1.1 kristaps 1183:
1184: term_newln(p);
1185: term_word(p, "The");
1186:
1.86 kristaps 1187: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1188: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1189: term_word(p, nn->string);
1.102 kristaps 1190: term_fontpop(p);
1.68 kristaps 1191: p->flags |= TERMP_NOSPACE;
1192: if (nn->next && NULL == nn->next->next)
1193: term_word(p, "(), and");
1194: else if (nn->next)
1195: term_word(p, "(),");
1196: else
1197: term_word(p, "()");
1198: }
1199:
1.125 kristaps 1200: if (n->child && n->child->next)
1.68 kristaps 1201: term_word(p, "functions return");
1202: else
1203: term_word(p, "function returns");
1.1 kristaps 1204:
1.68 kristaps 1205: term_word(p, "the value 0 if successful; otherwise the value "
1206: "-1 is returned and the global variable");
1.1 kristaps 1207:
1.102 kristaps 1208: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1209: term_word(p, "errno");
1.102 kristaps 1210: term_fontpop(p);
1.1 kristaps 1211:
1212: term_word(p, "is set to indicate the error.");
1.131 kristaps 1213: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1214:
1.68 kristaps 1215: return(0);
1.1 kristaps 1216: }
1217:
1218:
1219: /* ARGSUSED */
1220: static int
1221: termp_ex_pre(DECL_ARGS)
1222: {
1.68 kristaps 1223: const struct mdoc_node *nn;
1.1 kristaps 1224:
1.68 kristaps 1225: term_word(p, "The");
1.1 kristaps 1226:
1.86 kristaps 1227: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1228: term_fontpush(p, TERMFONT_BOLD);
1.68 kristaps 1229: term_word(p, nn->string);
1.102 kristaps 1230: term_fontpop(p);
1.68 kristaps 1231: p->flags |= TERMP_NOSPACE;
1232: if (nn->next && NULL == nn->next->next)
1233: term_word(p, ", and");
1234: else if (nn->next)
1235: term_word(p, ",");
1236: else
1237: p->flags &= ~TERMP_NOSPACE;
1238: }
1239:
1.125 kristaps 1240: if (n->child && n->child->next)
1.68 kristaps 1241: term_word(p, "utilities exit");
1242: else
1243: term_word(p, "utility exits");
1244:
1245: term_word(p, "0 on success, and >0 if an error occurs.");
1.131 kristaps 1246: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1247:
1.68 kristaps 1248: return(0);
1.1 kristaps 1249: }
1250:
1251:
1252: /* ARGSUSED */
1253: static int
1254: termp_nd_pre(DECL_ARGS)
1255: {
1.25 kristaps 1256:
1.86 kristaps 1257: if (MDOC_BODY != n->type)
1.25 kristaps 1258: return(1);
1.30 kristaps 1259:
1.27 kristaps 1260: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1261: term_word(p, "\\(en");
1.23 kristaps 1262: #else
1263: term_word(p, "\\(em");
1264: #endif
1.1 kristaps 1265: return(1);
1.115 kristaps 1266: }
1267:
1268:
1269: /* ARGSUSED */
1270: static int
1271: termp_bl_pre(DECL_ARGS)
1272: {
1273:
1274: return(MDOC_HEAD != n->type);
1.1 kristaps 1275: }
1276:
1277:
1278: /* ARGSUSED */
1279: static void
1280: termp_bl_post(DECL_ARGS)
1281: {
1282:
1.86 kristaps 1283: if (MDOC_BLOCK == n->type)
1.1 kristaps 1284: term_newln(p);
1285: }
1286:
1287:
1288: /* ARGSUSED */
1289: static int
1290: termp_xr_pre(DECL_ARGS)
1291: {
1.86 kristaps 1292: const struct mdoc_node *nn;
1.1 kristaps 1293:
1.113 kristaps 1294: if (NULL == n->child)
1295: return(0);
1296:
1297: assert(MDOC_TEXT == n->child->type);
1.86 kristaps 1298: nn = n->child;
1.11 kristaps 1299:
1.86 kristaps 1300: term_word(p, nn->string);
1301: if (NULL == (nn = nn->next))
1.1 kristaps 1302: return(0);
1303: p->flags |= TERMP_NOSPACE;
1304: term_word(p, "(");
1.86 kristaps 1305: term_word(p, nn->string);
1.1 kristaps 1306: term_word(p, ")");
1.86 kristaps 1307:
1.1 kristaps 1308: return(0);
1309: }
1310:
1311:
1.143 kristaps 1312: /*
1313: * This decides how to assert whitespace before any of the SYNOPSIS set
1314: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1315: * macro combos).
1316: */
1317: static void
1318: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1319: {
1320: /*
1321: * Obviously, if we're not in a SYNOPSIS or no prior macros
1322: * exist, do nothing.
1323: */
1.160 kristaps 1324: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1325: return;
1326:
1327: /*
1328: * If we're the second in a pair of like elements, emit our
1329: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1330: * case we soldier on.
1331: */
1332: if (n->prev->tok == n->tok &&
1333: MDOC_Ft != n->tok &&
1334: MDOC_Fo != n->tok &&
1335: MDOC_Fn != n->tok) {
1336: term_newln(p);
1337: return;
1338: }
1339:
1340: /*
1341: * If we're one of the SYNOPSIS set and non-like pair-wise after
1342: * another (or Fn/Fo, which we've let slip through) then assert
1343: * vertical space, else only newline and move on.
1344: */
1345: switch (n->prev->tok) {
1346: case (MDOC_Fd):
1347: /* FALLTHROUGH */
1348: case (MDOC_Fn):
1349: /* FALLTHROUGH */
1350: case (MDOC_Fo):
1351: /* FALLTHROUGH */
1352: case (MDOC_In):
1353: /* FALLTHROUGH */
1354: case (MDOC_Vt):
1355: term_vspace(p);
1356: break;
1357: case (MDOC_Ft):
1358: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1359: term_vspace(p);
1360: break;
1361: }
1362: /* FALLTHROUGH */
1363: default:
1364: term_newln(p);
1365: break;
1366: }
1367: }
1368:
1369:
1.110 kristaps 1370: static int
1371: termp_vt_pre(DECL_ARGS)
1372: {
1373:
1.143 kristaps 1374: if (MDOC_ELEM == n->type) {
1375: synopsis_pre(p, n);
1.110 kristaps 1376: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1377: } else if (MDOC_BLOCK == n->type) {
1378: synopsis_pre(p, n);
1379: return(1);
1380: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1381: return(0);
1382:
1383: return(termp_under_pre(p, pair, m, n));
1384: }
1385:
1386:
1.1 kristaps 1387: /* ARGSUSED */
1388: static int
1.69 kristaps 1389: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1390: {
1391:
1.102 kristaps 1392: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1393: return(1);
1394: }
1395:
1396:
1397: /* ARGSUSED */
1.143 kristaps 1398: static int
1399: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1400: {
1401:
1.143 kristaps 1402: synopsis_pre(p, n);
1403: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1404: }
1405:
1406:
1407: /* ARGSUSED */
1408: static int
1409: termp_sh_pre(DECL_ARGS)
1410: {
1.85 kristaps 1411:
1412: /* No vspace between consecutive `Sh' calls. */
1413:
1.86 kristaps 1414: switch (n->type) {
1.65 kristaps 1415: case (MDOC_BLOCK):
1.86 kristaps 1416: if (n->prev && MDOC_Sh == n->prev->tok)
1417: if (NULL == n->prev->body->child)
1.65 kristaps 1418: break;
1419: term_vspace(p);
1420: break;
1.1 kristaps 1421: case (MDOC_HEAD):
1.102 kristaps 1422: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1423: break;
1424: case (MDOC_BODY):
1.157 kristaps 1425: p->offset = term_len(p, INDENT);
1.1 kristaps 1426: break;
1427: default:
1428: break;
1429: }
1430: return(1);
1431: }
1432:
1433:
1434: /* ARGSUSED */
1435: static void
1436: termp_sh_post(DECL_ARGS)
1437: {
1438:
1.86 kristaps 1439: switch (n->type) {
1.1 kristaps 1440: case (MDOC_HEAD):
1441: term_newln(p);
1442: break;
1443: case (MDOC_BODY):
1444: term_newln(p);
1445: p->offset = 0;
1446: break;
1447: default:
1448: break;
1449: }
1450: }
1451:
1452:
1453: /* ARGSUSED */
1454: static int
1455: termp_bt_pre(DECL_ARGS)
1456: {
1457:
1458: term_word(p, "is currently in beta test.");
1.131 kristaps 1459: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1460: return(0);
1.1 kristaps 1461: }
1462:
1463:
1464: /* ARGSUSED */
1465: static void
1466: termp_lb_post(DECL_ARGS)
1467: {
1468:
1.122 kristaps 1469: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1470: term_newln(p);
1.1 kristaps 1471: }
1472:
1473:
1474: /* ARGSUSED */
1475: static int
1476: termp_ud_pre(DECL_ARGS)
1477: {
1478:
1479: term_word(p, "currently under development.");
1.131 kristaps 1480: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1481: return(0);
1.1 kristaps 1482: }
1483:
1484:
1485: /* ARGSUSED */
1486: static int
1487: termp_d1_pre(DECL_ARGS)
1488: {
1489:
1.86 kristaps 1490: if (MDOC_BLOCK != n->type)
1.1 kristaps 1491: return(1);
1492: term_newln(p);
1.157 kristaps 1493: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1494: return(1);
1495: }
1496:
1497:
1498: /* ARGSUSED */
1499: static void
1500: termp_d1_post(DECL_ARGS)
1501: {
1502:
1.86 kristaps 1503: if (MDOC_BLOCK != n->type)
1.1 kristaps 1504: return;
1505: term_newln(p);
1506: }
1507:
1508:
1509: /* ARGSUSED */
1510: static int
1511: termp_ft_pre(DECL_ARGS)
1512: {
1513:
1.141 kristaps 1514: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1515: synopsis_pre(p, n);
1.102 kristaps 1516: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1517: return(1);
1518: }
1519:
1520:
1521: /* ARGSUSED */
1522: static int
1523: termp_fn_pre(DECL_ARGS)
1524: {
1.86 kristaps 1525: const struct mdoc_node *nn;
1.1 kristaps 1526:
1.143 kristaps 1527: synopsis_pre(p, n);
1.139 kristaps 1528:
1.102 kristaps 1529: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1530: term_word(p, n->child->string);
1.102 kristaps 1531: term_fontpop(p);
1.1 kristaps 1532:
1533: p->flags |= TERMP_NOSPACE;
1534: term_word(p, "(");
1535:
1.86 kristaps 1536: for (nn = n->child->next; nn; nn = nn->next) {
1.102 kristaps 1537: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1538: term_word(p, nn->string);
1.102 kristaps 1539: term_fontpop(p);
1540:
1.86 kristaps 1541: if (nn->next)
1.1 kristaps 1542: term_word(p, ",");
1543: }
1544:
1545: term_word(p, ")");
1546:
1.160 kristaps 1547: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1548: term_word(p, ";");
1549:
1550: return(0);
1551: }
1552:
1553:
1554: /* ARGSUSED */
1555: static int
1556: termp_fa_pre(DECL_ARGS)
1557: {
1.86 kristaps 1558: const struct mdoc_node *nn;
1.1 kristaps 1559:
1.86 kristaps 1560: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1561: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1562: return(1);
1563: }
1564:
1.86 kristaps 1565: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1566: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1567: term_word(p, nn->string);
1.102 kristaps 1568: term_fontpop(p);
1569:
1.86 kristaps 1570: if (nn->next)
1.1 kristaps 1571: term_word(p, ",");
1572: }
1573:
1.86 kristaps 1574: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1575: term_word(p, ",");
1576:
1577: return(0);
1578: }
1579:
1580:
1581: /* ARGSUSED */
1582: static int
1583: termp_bd_pre(DECL_ARGS)
1584: {
1.179 kristaps 1585: size_t tabwidth, rm, rmax;
1.85 kristaps 1586: const struct mdoc_node *nn;
1.1 kristaps 1587:
1.86 kristaps 1588: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1589: print_bvspace(p, n, n);
1.54 kristaps 1590: return(1);
1.116 kristaps 1591: } else if (MDOC_HEAD == n->type)
1592: return(0);
1.1 kristaps 1593:
1.202 kristaps 1594: if (n->norm->Bd.offs)
1595: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1596:
1597: /*
1598: * If -ragged or -filled are specified, the block does nothing
1599: * but change the indentation. If -unfilled or -literal are
1600: * specified, text is printed exactly as entered in the display:
1601: * for macro lines, a newline is appended to the line. Blank
1602: * lines are allowed.
1603: */
1.60 kristaps 1604:
1.202 kristaps 1605: if (DISP_literal != n->norm->Bd.type &&
1606: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1607: return(1);
1608:
1.129 schwarze 1609: tabwidth = p->tabwidth;
1.208 kristaps 1610: if (DISP_literal == n->norm->Bd.type)
1611: p->tabwidth = term_len(p, 8);
1612:
1.119 kristaps 1613: rm = p->rmargin;
1614: rmax = p->maxrmargin;
1.120 kristaps 1615: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1616:
1.86 kristaps 1617: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1618: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1619: /*
1620: * If the printed node flushes its own line, then we
1621: * needn't do it here as well. This is hacky, but the
1622: * notion of selective eoln whitespace is pretty dumb
1623: * anyway, so don't sweat it.
1624: */
1625: switch (nn->tok) {
1.193 kristaps 1626: case (MDOC_Sm):
1627: /* FALLTHROUGH */
1.190 kristaps 1628: case (MDOC_br):
1629: /* FALLTHROUGH */
1630: case (MDOC_sp):
1631: /* FALLTHROUGH */
1632: case (MDOC_Bl):
1.196 kristaps 1633: /* FALLTHROUGH */
1634: case (MDOC_D1):
1635: /* FALLTHROUGH */
1636: case (MDOC_Dl):
1.190 kristaps 1637: /* FALLTHROUGH */
1638: case (MDOC_Lp):
1639: /* FALLTHROUGH */
1640: case (MDOC_Pp):
1641: continue;
1642: default:
1643: break;
1644: }
1.180 schwarze 1645: if (nn->next && nn->next->line == nn->line)
1646: continue;
1647: term_flushln(p);
1648: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1649: }
1.147 kristaps 1650:
1.129 schwarze 1651: p->tabwidth = tabwidth;
1.119 kristaps 1652: p->rmargin = rm;
1653: p->maxrmargin = rmax;
1.1 kristaps 1654: return(0);
1655: }
1656:
1657:
1658: /* ARGSUSED */
1659: static void
1660: termp_bd_post(DECL_ARGS)
1661: {
1.119 kristaps 1662: size_t rm, rmax;
1.1 kristaps 1663:
1.86 kristaps 1664: if (MDOC_BODY != n->type)
1.1 kristaps 1665: return;
1.118 kristaps 1666:
1.119 kristaps 1667: rm = p->rmargin;
1668: rmax = p->maxrmargin;
1.118 kristaps 1669:
1.202 kristaps 1670: if (DISP_literal == n->norm->Bd.type ||
1671: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1672: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1673:
1.60 kristaps 1674: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1675: term_newln(p);
1.118 kristaps 1676:
1.119 kristaps 1677: p->rmargin = rm;
1678: p->maxrmargin = rmax;
1.1 kristaps 1679: }
1680:
1681:
1682: /* ARGSUSED */
1.211 kristaps 1683: static int
1684: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1685: {
1686:
1.211 kristaps 1687: if (NULL != (n = n->child)) {
1688: term_word(p, n->string);
1689: p->flags |= TERMP_NOSPACE;
1690: term_word(p, "BSD");
1691: } else {
1692: term_word(p, "BSD");
1693: return(0);
1694: }
1695:
1696: if (NULL != (n = n->next)) {
1697: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1698: term_word(p, "-");
1.1 kristaps 1699: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1700: term_word(p, n->string);
1.211 kristaps 1701: }
1702:
1703: return(0);
1.1 kristaps 1704: }
1705:
1706:
1707: /* ARGSUSED */
1708: static int
1.26 kristaps 1709: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1710: {
1.26 kristaps 1711: const char *pp;
1.218 schwarze 1712: int flags;
1.1 kristaps 1713:
1.26 kristaps 1714: pp = NULL;
1.86 kristaps 1715: switch (n->tok) {
1.26 kristaps 1716: case (MDOC_Bsx):
1.194 schwarze 1717: pp = "BSD/OS";
1.26 kristaps 1718: break;
1719: case (MDOC_Dx):
1.100 kristaps 1720: pp = "DragonFly";
1.26 kristaps 1721: break;
1722: case (MDOC_Fx):
1723: pp = "FreeBSD";
1724: break;
1725: case (MDOC_Nx):
1726: pp = "NetBSD";
1727: break;
1728: case (MDOC_Ox):
1729: pp = "OpenBSD";
1730: break;
1731: case (MDOC_Ux):
1732: pp = "UNIX";
1733: break;
1734: default:
1735: break;
1736: }
1.1 kristaps 1737:
1.26 kristaps 1738: term_word(p, pp);
1.214 kristaps 1739: if (n->child) {
1.218 schwarze 1740: flags = p->flags;
1.214 kristaps 1741: p->flags |= TERMP_KEEP;
1742: term_word(p, n->child->string);
1.218 schwarze 1743: p->flags = flags;
1.214 kristaps 1744: }
1745: return(0);
1.1 kristaps 1746: }
1747:
1748:
1749: /* ARGSUSED */
1750: static int
1.192 schwarze 1751: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1752: {
1753:
1754: p->flags |= TERMP_IGNDELIM;
1755: return(1);
1756: }
1757:
1758:
1759: /* ARGSUSED */
1760: static void
1761: termp_pf_post(DECL_ARGS)
1762: {
1763:
1764: p->flags |= TERMP_NOSPACE;
1765: }
1766:
1767:
1768: /* ARGSUSED */
1769: static int
1770: termp_ss_pre(DECL_ARGS)
1771: {
1772:
1.86 kristaps 1773: switch (n->type) {
1.1 kristaps 1774: case (MDOC_BLOCK):
1775: term_newln(p);
1.86 kristaps 1776: if (n->prev)
1.1 kristaps 1777: term_vspace(p);
1778: break;
1779: case (MDOC_HEAD):
1.102 kristaps 1780: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1781: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1782: break;
1783: default:
1784: break;
1785: }
1786:
1787: return(1);
1788: }
1789:
1790:
1791: /* ARGSUSED */
1792: static void
1793: termp_ss_post(DECL_ARGS)
1794: {
1795:
1.86 kristaps 1796: if (MDOC_HEAD == n->type)
1.1 kristaps 1797: term_newln(p);
1798: }
1799:
1800:
1801: /* ARGSUSED */
1802: static int
1803: termp_cd_pre(DECL_ARGS)
1804: {
1805:
1.143 kristaps 1806: synopsis_pre(p, n);
1.102 kristaps 1807: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1808: return(1);
1809: }
1810:
1811:
1812: /* ARGSUSED */
1813: static int
1814: termp_in_pre(DECL_ARGS)
1815: {
1.142 schwarze 1816:
1.143 kristaps 1817: synopsis_pre(p, n);
1.1 kristaps 1818:
1.160 kristaps 1819: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1820: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1821: term_word(p, "#include");
1.138 kristaps 1822: term_word(p, "<");
1823: } else {
1824: term_word(p, "<");
1825: term_fontpush(p, TERMFONT_UNDER);
1826: }
1.22 kristaps 1827:
1.1 kristaps 1828: p->flags |= TERMP_NOSPACE;
1829: return(1);
1830: }
1831:
1832:
1833: /* ARGSUSED */
1834: static void
1835: termp_in_post(DECL_ARGS)
1836: {
1837:
1.160 kristaps 1838: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1839: term_fontpush(p, TERMFONT_BOLD);
1840:
1.79 kristaps 1841: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1842: term_word(p, ">");
1843:
1.160 kristaps 1844: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1845: term_fontpop(p);
1.1 kristaps 1846: }
1847:
1848:
1849: /* ARGSUSED */
1850: static int
1.45 kristaps 1851: termp_sp_pre(DECL_ARGS)
1852: {
1.91 kristaps 1853: size_t i, len;
1.45 kristaps 1854:
1.86 kristaps 1855: switch (n->tok) {
1.76 kristaps 1856: case (MDOC_sp):
1.157 kristaps 1857: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1858: break;
1859: case (MDOC_br):
1860: len = 0;
1861: break;
1862: default:
1863: len = 1;
1864: break;
1.45 kristaps 1865: }
1866:
1867: if (0 == len)
1868: term_newln(p);
1869: for (i = 0; i < len; i++)
1870: term_vspace(p);
1871:
1872: return(0);
1873: }
1874:
1875:
1.189 kristaps 1876: /* ARGSUSED */
1.45 kristaps 1877: static int
1.188 kristaps 1878: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1879: {
1880:
1.203 kristaps 1881: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1882: return(1);
1883:
1.188 kristaps 1884: switch (n->tok) {
1885: case (MDOC_Ao):
1886: /* FALLTHROUGH */
1887: case (MDOC_Aq):
1888: term_word(p, "<");
1889: break;
1890: case (MDOC_Bro):
1891: /* FALLTHROUGH */
1892: case (MDOC_Brq):
1893: term_word(p, "{");
1894: break;
1895: case (MDOC_Oo):
1896: /* FALLTHROUGH */
1897: case (MDOC_Op):
1898: /* FALLTHROUGH */
1899: case (MDOC_Bo):
1900: /* FALLTHROUGH */
1901: case (MDOC_Bq):
1902: term_word(p, "[");
1903: break;
1904: case (MDOC_Do):
1905: /* FALLTHROUGH */
1906: case (MDOC_Dq):
1907: term_word(p, "``");
1908: break;
1909: case (MDOC_Po):
1910: /* FALLTHROUGH */
1911: case (MDOC_Pq):
1912: term_word(p, "(");
1913: break;
1.205 kristaps 1914: case (MDOC__T):
1915: /* FALLTHROUGH */
1.188 kristaps 1916: case (MDOC_Qo):
1917: /* FALLTHROUGH */
1918: case (MDOC_Qq):
1919: term_word(p, "\"");
1920: break;
1921: case (MDOC_Ql):
1922: /* FALLTHROUGH */
1923: case (MDOC_So):
1924: /* FALLTHROUGH */
1925: case (MDOC_Sq):
1926: term_word(p, "`");
1927: break;
1928: default:
1929: abort();
1930: /* NOTREACHED */
1931: }
1.1 kristaps 1932:
1933: p->flags |= TERMP_NOSPACE;
1934: return(1);
1935: }
1936:
1937:
1.189 kristaps 1938: /* ARGSUSED */
1.1 kristaps 1939: static void
1.188 kristaps 1940: termp_quote_post(DECL_ARGS)
1.1 kristaps 1941: {
1942:
1.203 kristaps 1943: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1944: return;
1945:
1946: p->flags |= TERMP_NOSPACE;
1947:
1.188 kristaps 1948: switch (n->tok) {
1949: case (MDOC_Ao):
1950: /* FALLTHROUGH */
1951: case (MDOC_Aq):
1952: term_word(p, ">");
1953: break;
1954: case (MDOC_Bro):
1955: /* FALLTHROUGH */
1956: case (MDOC_Brq):
1957: term_word(p, "}");
1958: break;
1959: case (MDOC_Oo):
1960: /* FALLTHROUGH */
1961: case (MDOC_Op):
1962: /* FALLTHROUGH */
1963: case (MDOC_Bo):
1964: /* FALLTHROUGH */
1965: case (MDOC_Bq):
1966: term_word(p, "]");
1967: break;
1968: case (MDOC_Do):
1969: /* FALLTHROUGH */
1970: case (MDOC_Dq):
1971: term_word(p, "''");
1972: break;
1973: case (MDOC_Po):
1974: /* FALLTHROUGH */
1975: case (MDOC_Pq):
1976: term_word(p, ")");
1977: break;
1.205 kristaps 1978: case (MDOC__T):
1979: /* FALLTHROUGH */
1.188 kristaps 1980: case (MDOC_Qo):
1981: /* FALLTHROUGH */
1982: case (MDOC_Qq):
1983: term_word(p, "\"");
1984: break;
1985: case (MDOC_Ql):
1986: /* FALLTHROUGH */
1987: case (MDOC_So):
1988: /* FALLTHROUGH */
1989: case (MDOC_Sq):
1990: term_word(p, "'");
1991: break;
1992: default:
1993: abort();
1994: /* NOTREACHED */
1995: }
1.1 kristaps 1996: }
1997:
1998:
1999: /* ARGSUSED */
2000: static int
2001: termp_fo_pre(DECL_ARGS)
2002: {
2003:
1.141 kristaps 2004: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2005: synopsis_pre(p, n);
1.141 kristaps 2006: return(1);
2007: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2008: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2009: term_word(p, "(");
2010: return(1);
1.141 kristaps 2011: }
2012:
1.169 kristaps 2013: if (NULL == n->child)
2014: return(0);
2015:
1.141 kristaps 2016: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2017:
1.141 kristaps 2018: assert(n->child->string);
1.102 kristaps 2019: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2020: term_word(p, n->child->string);
1.1 kristaps 2021: return(0);
2022: }
2023:
2024:
2025: /* ARGSUSED */
2026: static void
2027: termp_fo_post(DECL_ARGS)
2028: {
2029:
1.143 kristaps 2030: if (MDOC_BODY != n->type)
2031: return;
2032:
2033: term_word(p, ")");
2034:
1.188 kristaps 2035: if (MDOC_SYNPRETTY & n->flags)
1.143 kristaps 2036: term_word(p, ";");
1.1 kristaps 2037: }
2038:
2039:
2040: /* ARGSUSED */
2041: static int
2042: termp_bf_pre(DECL_ARGS)
2043: {
2044:
1.86 kristaps 2045: if (MDOC_HEAD == n->type)
1.1 kristaps 2046: return(0);
1.86 kristaps 2047: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2048: return(1);
2049:
1.202 kristaps 2050: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2051: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2052: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2053: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2054: else
1.102 kristaps 2055: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2056:
2057: return(1);
2058: }
2059:
2060:
2061: /* ARGSUSED */
2062: static int
2063: termp_sm_pre(DECL_ARGS)
2064: {
2065:
1.86 kristaps 2066: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2067: if (0 == strcmp("on", n->child->string)) {
2068: if (p->col)
2069: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2070: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2071: } else
1.1 kristaps 2072: p->flags |= TERMP_NONOSPACE;
2073:
2074: return(0);
2075: }
2076:
2077:
2078: /* ARGSUSED */
2079: static int
2080: termp_ap_pre(DECL_ARGS)
2081: {
2082:
2083: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2084: term_word(p, "'");
1.1 kristaps 2085: p->flags |= TERMP_NOSPACE;
2086: return(1);
2087: }
2088:
2089:
2090: /* ARGSUSED */
2091: static void
2092: termp____post(DECL_ARGS)
2093: {
1.184 kristaps 2094:
2095: /*
2096: * Handle lists of authors. In general, print each followed by
2097: * a comma. Don't print the comma if there are only two
2098: * authors.
2099: */
2100: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2101: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2102: if (NULL == n->prev || MDOC__A != n->prev->tok)
2103: return;
1.1 kristaps 2104:
1.95 kristaps 2105: /* TODO: %U. */
2106:
1.187 kristaps 2107: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2108: return;
2109:
1.186 kristaps 2110: if (NULL == n->next) {
2111: term_word(p, ".");
2112: p->flags |= TERMP_SENTENCE;
2113: } else
2114: term_word(p, ",");
1.1 kristaps 2115: }
2116:
2117:
2118: /* ARGSUSED */
2119: static int
1.102 kristaps 2120: termp_li_pre(DECL_ARGS)
2121: {
2122:
2123: term_fontpush(p, TERMFONT_NONE);
2124: return(1);
2125: }
2126:
2127:
2128: /* ARGSUSED */
2129: static int
1.1 kristaps 2130: termp_lk_pre(DECL_ARGS)
2131: {
1.181 kristaps 2132: const struct mdoc_node *nn, *sv;
1.1 kristaps 2133:
1.102 kristaps 2134: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2135:
2136: nn = sv = n->child;
1.96 kristaps 2137:
1.195 kristaps 2138: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2139: return(1);
2140:
1.181 kristaps 2141: for (nn = nn->next; nn; nn = nn->next)
2142: term_word(p, nn->string);
2143:
1.102 kristaps 2144: term_fontpop(p);
1.96 kristaps 2145:
1.1 kristaps 2146: term_word(p, ":");
2147:
1.102 kristaps 2148: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2149: term_word(p, sv->string);
1.102 kristaps 2150: term_fontpop(p);
1.12 kristaps 2151:
1.1 kristaps 2152: return(0);
2153: }
2154:
1.159 schwarze 2155:
2156: /* ARGSUSED */
2157: static int
2158: termp_bk_pre(DECL_ARGS)
2159: {
2160:
1.161 schwarze 2161: switch (n->type) {
2162: case (MDOC_BLOCK):
1.166 kristaps 2163: break;
1.161 schwarze 2164: case (MDOC_HEAD):
2165: return(0);
2166: case (MDOC_BODY):
1.200 schwarze 2167: if (n->parent->args || 0 == n->prev->nchild)
2168: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2169: break;
1.161 schwarze 2170: default:
2171: abort();
1.166 kristaps 2172: /* NOTREACHED */
1.161 schwarze 2173: }
1.166 kristaps 2174:
2175: return(1);
1.159 schwarze 2176: }
2177:
2178:
2179: /* ARGSUSED */
2180: static void
2181: termp_bk_post(DECL_ARGS)
2182: {
2183:
1.161 schwarze 2184: if (MDOC_BODY == n->type)
2185: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2186: }
2187:
2188: /* ARGSUSED */
2189: static void
2190: termp__t_post(DECL_ARGS)
2191: {
2192:
2193: /*
2194: * If we're in an `Rs' and there's a journal present, then quote
2195: * us instead of underlining us (for disambiguation).
2196: */
1.217 schwarze 2197: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2198: n->parent->norm->Rs.quote_T)
1.203 kristaps 2199: termp_quote_post(p, pair, m, n);
2200:
2201: termp____post(p, pair, m, n);
2202: }
2203:
2204: /* ARGSUSED */
2205: static int
2206: termp__t_pre(DECL_ARGS)
2207: {
2208:
2209: /*
2210: * If we're in an `Rs' and there's a journal present, then quote
2211: * us instead of underlining us (for disambiguation).
2212: */
2213: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2214: n->parent->norm->Rs.quote_T)
1.203 kristaps 2215: return(termp_quote_pre(p, pair, m, n));
2216:
2217: term_fontpush(p, TERMFONT_UNDER);
2218: return(1);
1.159 schwarze 2219: }
1.1 kristaps 2220:
2221: /* ARGSUSED */
2222: static int
1.69 kristaps 2223: termp_under_pre(DECL_ARGS)
1.1 kristaps 2224: {
2225:
1.102 kristaps 2226: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2227: return(1);
2228: }
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