Annotation of mandoc/mdoc_term.c, Revision 1.235
1.235 ! schwarze 1: /* $Id: mdoc_term.c,v 1.234 2011/09/19 22:36:16 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)
1.230 kristaps 267: p->symtab = mchars_alloc();
1.70 kristaps 268:
269: n = mdoc_node(mdoc);
270: m = mdoc_meta(mdoc);
1.146 schwarze 271:
272: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 273:
274: if (n->child)
1.102 kristaps 275: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 276:
277: term_end(p);
1.1 kristaps 278: }
279:
280:
1.3 kristaps 281: static void
1.102 kristaps 282: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 283: {
284:
1.102 kristaps 285: print_mdoc_node(p, pair, m, n);
1.86 kristaps 286: if (n->next)
1.102 kristaps 287: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 288: }
289:
290:
1.70 kristaps 291: /* ARGSUSED */
1.3 kristaps 292: static void
1.102 kristaps 293: print_mdoc_node(DECL_ARGS)
1.1 kristaps 294: {
1.102 kristaps 295: int chld;
296: const void *font;
1.1 kristaps 297: struct termpair npair;
1.30 kristaps 298: size_t offset, rmargin;
1.1 kristaps 299:
1.70 kristaps 300: chld = 1;
1.29 kristaps 301: offset = p->offset;
1.30 kristaps 302: rmargin = p->rmargin;
1.102 kristaps 303: font = term_fontq(p);
1.29 kristaps 304:
1.97 kristaps 305: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 306: npair.ppair = pair;
1.172 kristaps 307:
308: /*
309: * Keeps only work until the end of a line. If a keep was
310: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 311: *
312: * Also let SYNPRETTY sections behave as if they were wrapped
313: * in a `Bk' block.
1.172 kristaps 314: */
315:
1.197 schwarze 316: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 317: if (n->prev && n->prev->line != n->line) {
318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: } else if (NULL == n->prev) {
321: if (n->parent && n->parent->line != n->line) {
322: p->flags &= ~TERMP_KEEP;
323: p->flags |= TERMP_PREKEEP;
324: }
325: }
326: }
1.197 schwarze 327:
328: /*
329: * Since SYNPRETTY sections aren't "turned off" with `Ek',
330: * we have to intuit whether we should disable formatting.
331: */
332:
333: if ( ! (MDOC_SYNPRETTY & n->flags) &&
334: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
335: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
336: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 337:
1.217 schwarze 338: /*
339: * After the keep flags have been set up, we may now
340: * produce output. Note that some pre-handlers do so.
341: */
342:
343: switch (n->type) {
344: case (MDOC_TEXT):
345: if (' ' == *n->string && MDOC_LINE & n->flags)
346: term_newln(p);
1.222 kristaps 347: if (MDOC_DELIMC & n->flags)
348: p->flags |= TERMP_NOSPACE;
1.217 schwarze 349: term_word(p, n->string);
1.222 kristaps 350: if (MDOC_DELIMO & n->flags)
351: p->flags |= TERMP_NOSPACE;
1.217 schwarze 352: break;
353: case (MDOC_EQN):
1.233 kristaps 354: term_eqn(p, n->eqn);
1.217 schwarze 355: break;
356: case (MDOC_TBL):
357: term_tbl(p, n->span);
358: break;
359: default:
360: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
361: chld = (*termacts[n->tok].pre)
362: (p, &npair, m, n);
363: break;
364: }
365:
1.86 kristaps 366: if (chld && n->child)
1.102 kristaps 367: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 368:
1.102 kristaps 369: term_fontpopq(p, font);
1.46 kristaps 370:
1.206 kristaps 371: switch (n->type) {
372: case (MDOC_TEXT):
373: break;
374: case (MDOC_TBL):
1.216 kristaps 375: break;
376: case (MDOC_EQN):
1.206 kristaps 377: break;
378: default:
379: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
380: break;
1.165 kristaps 381: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 382:
383: /*
384: * Explicit end tokens not only call the post
385: * handler, but also tell the respective block
386: * that it must not call the post handler again.
387: */
1.165 kristaps 388: if (ENDBODY_NOT != n->end)
1.162 schwarze 389: n->pending->flags |= MDOC_ENDED;
390:
391: /*
392: * End of line terminating an implicit block
393: * while an explicit block is still open.
394: * Continue the explicit block without spacing.
395: */
396: if (ENDBODY_NOSPACE == n->end)
397: p->flags |= TERMP_NOSPACE;
1.206 kristaps 398: break;
1.162 schwarze 399: }
1.121 kristaps 400:
401: if (MDOC_EOS & n->flags)
402: p->flags |= TERMP_SENTENCE;
1.29 kristaps 403:
404: p->offset = offset;
1.30 kristaps 405: p->rmargin = rmargin;
1.1 kristaps 406: }
407:
408:
1.3 kristaps 409: static void
1.145 kristaps 410: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 411: {
1.144 kristaps 412: const struct mdoc_meta *m;
413:
414: m = (const struct mdoc_meta *)arg;
1.1 kristaps 415:
1.102 kristaps 416: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 417:
1.9 kristaps 418: /*
419: * Output the footer in new-groff style, that is, three columns
420: * with the middle being the manual date and flanking columns
421: * being the operating system:
422: *
423: * SYSTEM DATE SYSTEM
424: */
425:
1.1 kristaps 426: term_vspace(p);
427:
1.9 kristaps 428: p->offset = 0;
1.157 kristaps 429: p->rmargin = (p->maxrmargin -
1.220 schwarze 430: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.220 schwarze 433: term_word(p, m->os);
1.1 kristaps 434: term_flushln(p);
435:
1.9 kristaps 436: p->offset = p->rmargin;
1.220 schwarze 437: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.234 schwarze 438: p->flags |= 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;
1.234 schwarze 446: p->flags |= 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];
1.235 ! schwarze 461: size_t buflen, titlen;
1.144 kristaps 462: const struct mdoc_meta *m;
463:
464: m = (const struct mdoc_meta *)arg;
1.1 kristaps 465:
466: /*
467: * The header is strange. It has three components, which are
468: * really two with the first duplicated. It goes like this:
469: *
470: * IDENTIFIER TITLE IDENTIFIER
471: *
472: * The IDENTIFIER is NAME(SECTION), which is the command-name
473: * (if given, or "unknown" if not) followed by the manual page
474: * section. These are given in `Dt'. The TITLE is a free-form
475: * string depending on the manual volume. If not specified, it
476: * switches on the manual section.
477: */
478:
1.235 ! schwarze 479: p->offset = 0;
! 480: p->rmargin = p->maxrmargin;
! 481:
1.86 kristaps 482: assert(m->vol);
1.98 kristaps 483: strlcpy(buf, m->vol, BUFSIZ);
1.235 ! schwarze 484: buflen = term_strlen(p, buf);
1.1 kristaps 485:
1.86 kristaps 486: if (m->arch) {
1.98 kristaps 487: strlcat(buf, " (", BUFSIZ);
488: strlcat(buf, m->arch, BUFSIZ);
489: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 490: }
491:
1.124 kristaps 492: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.235 ! schwarze 493: titlen = term_strlen(p, title);
1.1 kristaps 494:
1.235 ! schwarze 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1 kristaps 496: p->offset = 0;
1.235 ! schwarze 497: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
! 498: (p->maxrmargin -
! 499: term_strlen(p, buf) + term_len(p, 1)) / 2 :
! 500: p->maxrmargin - buflen;
1.1 kristaps 501:
502: term_word(p, title);
503: term_flushln(p);
504:
1.235 ! schwarze 505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 506: p->offset = p->rmargin;
1.235 ! schwarze 507: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
! 508: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 509:
510: term_word(p, buf);
511: term_flushln(p);
512:
513: p->flags &= ~TERMP_NOBREAK;
1.235 ! schwarze 514: if (p->rmargin + titlen <= p->maxrmargin) {
! 515: p->flags |= TERMP_NOSPACE;
! 516: p->offset = p->rmargin;
! 517: p->rmargin = p->maxrmargin;
! 518: term_word(p, title);
! 519: term_flushln(p);
! 520: }
1.1 kristaps 521:
1.235 ! schwarze 522: p->flags &= ~TERMP_NOSPACE;
1.9 kristaps 523: p->offset = 0;
1.1 kristaps 524: p->rmargin = p->maxrmargin;
525: }
526:
527:
528: static size_t
1.157 kristaps 529: a2height(const struct termp *p, const char *v)
1.1 kristaps 530: {
1.92 kristaps 531: struct roffsu su;
1.91 kristaps 532:
1.231 kristaps 533:
1.157 kristaps 534: assert(v);
535: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 536: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 537:
1.157 kristaps 538: return(term_vspan(p, &su));
1.91 kristaps 539: }
1.1 kristaps 540:
1.40 kristaps 541:
1.91 kristaps 542: static size_t
1.157 kristaps 543: a2width(const struct termp *p, const char *v)
1.91 kristaps 544: {
1.92 kristaps 545: struct roffsu su;
1.1 kristaps 546:
1.154 kristaps 547: assert(v);
548: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 549: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 550:
1.157 kristaps 551: return(term_hspan(p, &su));
1.1 kristaps 552: }
553:
554:
555: static size_t
1.157 kristaps 556: a2offs(const struct termp *p, const char *v)
1.1 kristaps 557: {
1.92 kristaps 558: struct roffsu su;
1.1 kristaps 559:
1.148 kristaps 560: if ('\0' == *v)
1.91 kristaps 561: return(0);
1.148 kristaps 562: else if (0 == strcmp(v, "left"))
1.19 kristaps 563: return(0);
1.148 kristaps 564: else if (0 == strcmp(v, "indent"))
1.157 kristaps 565: return(term_len(p, INDENT + 1));
1.148 kristaps 566: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 567: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 568: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 569: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 570:
1.157 kristaps 571: return(term_hspan(p, &su));
1.1 kristaps 572: }
573:
574:
1.108 kristaps 575: /*
576: * Determine how much space to print out before block elements of `It'
577: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
578: * too.
579: */
1.54 kristaps 580: static void
1.151 kristaps 581: print_bvspace(struct termp *p,
582: const struct mdoc_node *bl,
583: const struct mdoc_node *n)
1.1 kristaps 584: {
1.86 kristaps 585: const struct mdoc_node *nn;
1.1 kristaps 586:
587: term_newln(p);
1.150 kristaps 588:
1.202 kristaps 589: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 590: return;
1.202 kristaps 591: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 592: return;
593:
1.85 kristaps 594: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 595:
1.86 kristaps 596: for (nn = n; nn; nn = nn->parent) {
597: if (MDOC_BLOCK != nn->type)
1.1 kristaps 598: continue;
1.86 kristaps 599: if (MDOC_Ss == nn->tok)
1.54 kristaps 600: return;
1.86 kristaps 601: if (MDOC_Sh == nn->tok)
1.54 kristaps 602: return;
1.86 kristaps 603: if (NULL == nn->prev)
1.1 kristaps 604: continue;
605: break;
606: }
607:
1.85 kristaps 608: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 609:
1.202 kristaps 610: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 611: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 612: return;
613:
1.85 kristaps 614: /* A `-diag' without body does not vspace. */
615:
1.202 kristaps 616: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 617: if (n->prev && MDOC_It == n->prev->tok) {
618: assert(n->prev->body);
619: if (NULL == n->prev->body->child)
1.55 kristaps 620: return;
621: }
622:
1.54 kristaps 623: term_vspace(p);
1.1 kristaps 624: }
625:
626:
627: /* ARGSUSED */
628: static int
629: termp_it_pre(DECL_ARGS)
630: {
1.86 kristaps 631: const struct mdoc_node *bl, *nn;
1.1 kristaps 632: char buf[7];
1.170 kristaps 633: int i;
1.108 kristaps 634: size_t width, offset, ncols, dcol;
1.126 kristaps 635: enum mdoc_list type;
1.1 kristaps 636:
1.86 kristaps 637: if (MDOC_BLOCK == n->type) {
1.151 kristaps 638: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 639: return(1);
640: }
1.1 kristaps 641:
1.86 kristaps 642: bl = n->parent->parent->parent;
1.202 kristaps 643: type = bl->norm->Bl.type;
1.1 kristaps 644:
1.108 kristaps 645: /*
646: * First calculate width and offset. This is pretty easy unless
647: * we're a -column list, in which case all prior columns must
648: * be accounted for.
649: */
650:
651: width = offset = 0;
652:
1.202 kristaps 653: if (bl->norm->Bl.offs)
654: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 655:
1.1 kristaps 656: switch (type) {
1.126 kristaps 657: case (LIST_column):
1.134 kristaps 658: if (MDOC_HEAD == n->type)
1.1 kristaps 659: break;
1.155 kristaps 660:
1.105 kristaps 661: /*
1.108 kristaps 662: * Imitate groff's column handling:
663: * - For each earlier column, add its width.
664: * - For less than 5 columns, add four more blanks per
665: * column.
666: * - For exactly 5 columns, add three more blank per
667: * column.
668: * - For more than 5 columns, add only one column.
1.105 kristaps 669: */
1.202 kristaps 670: ncols = bl->norm->Bl.ncols;
1.170 kristaps 671:
1.108 kristaps 672: /* LINTED */
1.157 kristaps 673: dcol = ncols < 5 ? term_len(p, 4) :
674: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 675:
1.134 kristaps 676: /*
677: * Calculate the offset by applying all prior MDOC_BODY,
678: * so we stop at the MDOC_HEAD (NULL == nn->prev).
679: */
680:
1.108 kristaps 681: for (i = 0, nn = n->prev;
1.134 kristaps 682: nn->prev && i < (int)ncols;
1.108 kristaps 683: nn = nn->prev, i++)
684: offset += dcol + a2width
1.202 kristaps 685: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 686:
687: /*
1.108 kristaps 688: * When exceeding the declared number of columns, leave
689: * the remaining widths at 0. This will later be
690: * adjusted to the default width of 10, or, for the last
691: * column, stretched to the right margin.
1.58 kristaps 692: */
1.108 kristaps 693: if (i >= (int)ncols)
694: break;
1.58 kristaps 695:
1.105 kristaps 696: /*
1.108 kristaps 697: * Use the declared column widths, extended as explained
698: * in the preceding paragraph.
1.105 kristaps 699: */
1.202 kristaps 700: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 701: break;
702: default:
1.202 kristaps 703: if (NULL == bl->norm->Bl.width)
1.108 kristaps 704: break;
705:
706: /*
707: * Note: buffer the width by 2, which is groff's magic
708: * number for buffering single arguments. See the above
709: * handling for column for how this changes.
710: */
1.202 kristaps 711: assert(bl->norm->Bl.width);
712: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 713: break;
714: }
715:
716: /*
717: * List-type can override the width in the case of fixed-head
718: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 719: * offset.
1.1 kristaps 720: */
721:
722: switch (type) {
1.126 kristaps 723: case (LIST_bullet):
1.1 kristaps 724: /* FALLTHROUGH */
1.126 kristaps 725: case (LIST_dash):
1.1 kristaps 726: /* FALLTHROUGH */
1.126 kristaps 727: case (LIST_hyphen):
1.157 kristaps 728: if (width < term_len(p, 4))
729: width = term_len(p, 4);
1.1 kristaps 730: break;
1.126 kristaps 731: case (LIST_enum):
1.157 kristaps 732: if (width < term_len(p, 5))
733: width = term_len(p, 5);
1.17 kristaps 734: break;
1.126 kristaps 735: case (LIST_hang):
1.39 kristaps 736: if (0 == width)
1.157 kristaps 737: width = term_len(p, 8);
1.39 kristaps 738: break;
1.126 kristaps 739: case (LIST_column):
1.49 kristaps 740: /* FALLTHROUGH */
1.126 kristaps 741: case (LIST_tag):
1.1 kristaps 742: if (0 == width)
1.157 kristaps 743: width = term_len(p, 10);
1.1 kristaps 744: break;
745: default:
746: break;
747: }
748:
749: /*
1.17 kristaps 750: * Whitespace control. Inset bodies need an initial space,
751: * while diagonal bodies need two.
1.1 kristaps 752: */
753:
1.51 kristaps 754: p->flags |= TERMP_NOSPACE;
755:
1.1 kristaps 756: switch (type) {
1.126 kristaps 757: case (LIST_diag):
1.86 kristaps 758: if (MDOC_BODY == n->type)
1.62 kristaps 759: term_word(p, "\\ \\ ");
1.51 kristaps 760: break;
1.126 kristaps 761: case (LIST_inset):
1.86 kristaps 762: if (MDOC_BODY == n->type)
1.51 kristaps 763: term_word(p, "\\ ");
1.1 kristaps 764: break;
765: default:
766: break;
767: }
768:
1.51 kristaps 769: p->flags |= TERMP_NOSPACE;
770:
1.1 kristaps 771: switch (type) {
1.126 kristaps 772: case (LIST_diag):
1.86 kristaps 773: if (MDOC_HEAD == n->type)
1.102 kristaps 774: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 775: break;
776: default:
777: break;
778: }
779:
780: /*
1.109 kristaps 781: * Pad and break control. This is the tricky part. These flags
782: * are documented in term_flushln() in term.c. Note that we're
783: * going to unset all of these flags in termp_it_post() when we
784: * exit.
1.1 kristaps 785: */
786:
787: switch (type) {
1.126 kristaps 788: case (LIST_bullet):
1.1 kristaps 789: /* FALLTHROUGH */
1.126 kristaps 790: case (LIST_dash):
1.1 kristaps 791: /* FALLTHROUGH */
1.126 kristaps 792: case (LIST_enum):
1.1 kristaps 793: /* FALLTHROUGH */
1.126 kristaps 794: case (LIST_hyphen):
1.86 kristaps 795: if (MDOC_HEAD == n->type)
1.39 kristaps 796: p->flags |= TERMP_NOBREAK;
797: break;
1.126 kristaps 798: case (LIST_hang):
1.86 kristaps 799: if (MDOC_HEAD == n->type)
1.39 kristaps 800: p->flags |= TERMP_NOBREAK;
801: else
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 ||
1.234 schwarze 812: MDOC_Bd == n->next->child->tok))
1.59 kristaps 813: p->flags &= ~TERMP_NOBREAK;
1.234 schwarze 814: else
1.39 kristaps 815: p->flags |= TERMP_HANG;
816: break;
1.126 kristaps 817: case (LIST_tag):
1.86 kristaps 818: if (MDOC_HEAD == n->type)
1.51 kristaps 819: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
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:
1.1 kristaps 835: break;
1.126 kristaps 836: case (LIST_diag):
1.86 kristaps 837: if (MDOC_HEAD == n->type)
1.1 kristaps 838: p->flags |= TERMP_NOBREAK;
839: break;
840: default:
841: break;
842: }
843:
844: /*
845: * Margin control. Set-head-width lists have their right
846: * margins shortened. The body for these lists has the offset
847: * necessarily lengthened. Everybody gets the offset.
848: */
849:
850: p->offset += offset;
851:
852: switch (type) {
1.126 kristaps 853: case (LIST_hang):
1.59 kristaps 854: /*
855: * Same stipulation as above, regarding `-hang'. We
856: * don't want to recalculate rmargin and offsets when
857: * using `Bd' or `Bl' within `-hang' overstep lists.
858: */
1.86 kristaps 859: if (MDOC_HEAD == n->type && n->next->child &&
860: (MDOC_Bl == n->next->child->tok ||
861: MDOC_Bd == n->next->child->tok))
1.59 kristaps 862: break;
863: /* FALLTHROUGH */
1.126 kristaps 864: case (LIST_bullet):
1.1 kristaps 865: /* FALLTHROUGH */
1.126 kristaps 866: case (LIST_dash):
1.1 kristaps 867: /* FALLTHROUGH */
1.126 kristaps 868: case (LIST_enum):
1.1 kristaps 869: /* FALLTHROUGH */
1.126 kristaps 870: case (LIST_hyphen):
1.1 kristaps 871: /* FALLTHROUGH */
1.126 kristaps 872: case (LIST_tag):
1.49 kristaps 873: assert(width);
1.86 kristaps 874: if (MDOC_HEAD == n->type)
1.1 kristaps 875: p->rmargin = p->offset + width;
876: else
877: p->offset += width;
878: break;
1.126 kristaps 879: case (LIST_column):
1.49 kristaps 880: assert(width);
1.1 kristaps 881: p->rmargin = p->offset + width;
1.50 kristaps 882: /*
883: * XXX - this behaviour is not documented: the
884: * right-most column is filled to the right margin.
885: */
1.134 kristaps 886: if (MDOC_HEAD == n->type)
887: break;
888: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 889: p->rmargin = p->maxrmargin;
1.1 kristaps 890: break;
891: default:
892: break;
893: }
894:
895: /*
896: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 897: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 898: */
899:
1.86 kristaps 900: if (MDOC_HEAD == n->type)
1.1 kristaps 901: switch (type) {
1.126 kristaps 902: case (LIST_bullet):
1.102 kristaps 903: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 904: term_word(p, "\\[bu]");
1.102 kristaps 905: term_fontpop(p);
1.1 kristaps 906: break;
1.126 kristaps 907: case (LIST_dash):
1.1 kristaps 908: /* FALLTHROUGH */
1.126 kristaps 909: case (LIST_hyphen):
1.102 kristaps 910: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 911: term_word(p, "\\(hy");
1.102 kristaps 912: term_fontpop(p);
1.1 kristaps 913: break;
1.126 kristaps 914: case (LIST_enum):
1.1 kristaps 915: (pair->ppair->ppair->count)++;
1.109 kristaps 916: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 917: pair->ppair->ppair->count);
918: term_word(p, buf);
919: break;
920: default:
921: break;
922: }
923:
924: /*
925: * If we're not going to process our children, indicate so here.
926: */
927:
928: switch (type) {
1.126 kristaps 929: case (LIST_bullet):
1.1 kristaps 930: /* FALLTHROUGH */
1.126 kristaps 931: case (LIST_item):
1.1 kristaps 932: /* FALLTHROUGH */
1.126 kristaps 933: case (LIST_dash):
1.1 kristaps 934: /* FALLTHROUGH */
1.126 kristaps 935: case (LIST_hyphen):
1.1 kristaps 936: /* FALLTHROUGH */
1.126 kristaps 937: case (LIST_enum):
1.86 kristaps 938: if (MDOC_HEAD == n->type)
1.1 kristaps 939: return(0);
940: break;
1.126 kristaps 941: case (LIST_column):
1.134 kristaps 942: if (MDOC_HEAD == n->type)
1.1 kristaps 943: return(0);
944: break;
945: default:
946: break;
947: }
948:
949: return(1);
950: }
951:
952:
953: /* ARGSUSED */
954: static void
955: termp_it_post(DECL_ARGS)
956: {
1.126 kristaps 957: enum mdoc_list type;
1.1 kristaps 958:
1.109 kristaps 959: if (MDOC_BLOCK == n->type)
1.1 kristaps 960: return;
961:
1.202 kristaps 962: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 963:
964: switch (type) {
1.126 kristaps 965: case (LIST_item):
1.1 kristaps 966: /* FALLTHROUGH */
1.126 kristaps 967: case (LIST_diag):
1.53 kristaps 968: /* FALLTHROUGH */
1.126 kristaps 969: case (LIST_inset):
1.86 kristaps 970: if (MDOC_BODY == n->type)
1.130 schwarze 971: term_newln(p);
1.1 kristaps 972: break;
1.126 kristaps 973: case (LIST_column):
1.134 kristaps 974: if (MDOC_BODY == n->type)
1.1 kristaps 975: term_flushln(p);
976: break;
977: default:
1.130 schwarze 978: term_newln(p);
1.1 kristaps 979: break;
980: }
981:
1.109 kristaps 982: /*
983: * Now that our output is flushed, we can reset our tags. Since
984: * only `It' sets these flags, we're free to assume that nobody
985: * has munged them in the meanwhile.
986: */
987:
988: p->flags &= ~TERMP_DANGLE;
989: p->flags &= ~TERMP_NOBREAK;
990: p->flags &= ~TERMP_TWOSPACE;
991: p->flags &= ~TERMP_HANG;
1.1 kristaps 992: }
993:
994:
995: /* ARGSUSED */
996: static int
997: termp_nm_pre(DECL_ARGS)
998: {
999:
1.164 schwarze 1000: if (MDOC_BLOCK == n->type)
1001: return(1);
1002:
1003: if (MDOC_BODY == n->type) {
1004: if (NULL == n->child)
1005: return(0);
1.234 schwarze 1006: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1007: p->offset += term_len(p, 1) +
1008: (NULL == n->prev->child ? term_strlen(p, m->name) :
1009: MDOC_TEXT == n->prev->child->type ?
1010: term_strlen(p, n->prev->child->string) :
1011: term_len(p, 5));
1012: return(1);
1013: }
1014:
1.125 kristaps 1015: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1016: return(0);
1.125 kristaps 1017:
1.177 schwarze 1018: if (MDOC_HEAD == n->type)
1019: synopsis_pre(p, n->parent);
1.102 kristaps 1020:
1.164 schwarze 1021: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1022: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1023: p->rmargin = p->offset + term_len(p, 1);
1024: if (NULL == n->child) {
1025: p->rmargin += term_strlen(p, m->name);
1026: } else if (MDOC_TEXT == n->child->type) {
1027: p->rmargin += term_strlen(p, n->child->string);
1028: if (n->child->next)
1029: p->flags |= TERMP_HANG;
1030: } else {
1031: p->rmargin += term_len(p, 5);
1032: p->flags |= TERMP_HANG;
1033: }
1.164 schwarze 1034: }
1035:
1.102 kristaps 1036: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1037: if (NULL == n->child)
1038: term_word(p, m->name);
1.1 kristaps 1039: return(1);
1040: }
1041:
1042:
1.164 schwarze 1043: /* ARGSUSED */
1044: static void
1045: termp_nm_post(DECL_ARGS)
1046: {
1047:
1048: if (MDOC_HEAD == n->type && n->next->child) {
1049: term_flushln(p);
1050: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234 schwarze 1051: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1052: term_flushln(p);
1053: }
1054:
1055:
1.1 kristaps 1056: /* ARGSUSED */
1057: static int
1058: termp_fl_pre(DECL_ARGS)
1059: {
1060:
1.102 kristaps 1061: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1062: term_word(p, "\\-");
1.103 kristaps 1063:
1064: if (n->child)
1.114 kristaps 1065: p->flags |= TERMP_NOSPACE;
1066: else if (n->next && n->next->line == n->line)
1.103 kristaps 1067: p->flags |= TERMP_NOSPACE;
1068:
1.1 kristaps 1069: return(1);
1070: }
1071:
1072:
1073: /* ARGSUSED */
1074: static int
1.184 kristaps 1075: termp__a_pre(DECL_ARGS)
1076: {
1077:
1078: if (n->prev && MDOC__A == n->prev->tok)
1079: if (NULL == n->next || MDOC__A != n->next->tok)
1080: term_word(p, "and");
1081:
1082: return(1);
1083: }
1084:
1085:
1086: /* ARGSUSED */
1087: static int
1.61 kristaps 1088: termp_an_pre(DECL_ARGS)
1089: {
1090:
1.86 kristaps 1091: if (NULL == n->child)
1.61 kristaps 1092: return(1);
1093:
1094: /*
1.85 kristaps 1095: * If not in the AUTHORS section, `An -split' will cause
1096: * newlines to occur before the author name. If in the AUTHORS
1097: * section, by default, the first `An' invocation is nosplit,
1098: * then all subsequent ones, regardless of whether interspersed
1099: * with other macros/text, are split. -split, in this case,
1100: * will override the condition of the implied first -nosplit.
1.61 kristaps 1101: */
1102:
1.86 kristaps 1103: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1104: if ( ! (TERMP_ANPREC & p->flags)) {
1105: if (TERMP_SPLIT & p->flags)
1106: term_newln(p);
1107: return(1);
1108: }
1109: if (TERMP_NOSPLIT & p->flags)
1110: return(1);
1111: term_newln(p);
1112: return(1);
1113: }
1114:
1115: if (TERMP_SPLIT & p->flags)
1116: term_newln(p);
1117:
1118: return(1);
1119: }
1120:
1121:
1122: /* ARGSUSED */
1123: static void
1124: termp_an_post(DECL_ARGS)
1125: {
1126:
1.86 kristaps 1127: if (n->child) {
1128: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1129: p->flags |= TERMP_ANPREC;
1130: return;
1131: }
1132:
1.202 kristaps 1133: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1134: p->flags &= ~TERMP_NOSPLIT;
1135: p->flags |= TERMP_SPLIT;
1.202 kristaps 1136: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1137: p->flags &= ~TERMP_SPLIT;
1138: p->flags |= TERMP_NOSPLIT;
1139: }
1140:
1141: }
1142:
1143:
1144: /* ARGSUSED */
1145: static int
1.1 kristaps 1146: termp_ns_pre(DECL_ARGS)
1147: {
1148:
1.215 kristaps 1149: if ( ! (MDOC_LINE & n->flags))
1150: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1151: return(1);
1152: }
1153:
1154:
1155: /* ARGSUSED */
1156: static int
1157: termp_rs_pre(DECL_ARGS)
1158: {
1159:
1.86 kristaps 1160: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1161: return(1);
1.86 kristaps 1162: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1163: term_vspace(p);
1164: return(1);
1165: }
1166:
1167:
1168: /* ARGSUSED */
1169: static int
1170: termp_rv_pre(DECL_ARGS)
1171: {
1.223 kristaps 1172: int nchild;
1.1 kristaps 1173:
1174: term_newln(p);
1175: term_word(p, "The");
1176:
1.223 kristaps 1177: nchild = n->nchild;
1178: for (n = n->child; n; n = n->next) {
1.102 kristaps 1179: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1180: term_word(p, n->string);
1.102 kristaps 1181: term_fontpop(p);
1.224 kristaps 1182:
1.68 kristaps 1183: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1184: term_word(p, "()");
1185:
1186: if (nchild > 2 && n->next) {
1187: p->flags |= TERMP_NOSPACE;
1188: term_word(p, ",");
1189: }
1190:
1191: if (n->next && NULL == n->next->next)
1192: term_word(p, "and");
1.68 kristaps 1193: }
1194:
1.223 kristaps 1195: if (nchild > 1)
1.68 kristaps 1196: term_word(p, "functions return");
1197: else
1198: term_word(p, "function returns");
1.1 kristaps 1199:
1.68 kristaps 1200: term_word(p, "the value 0 if successful; otherwise the value "
1201: "-1 is returned and the global variable");
1.1 kristaps 1202:
1.102 kristaps 1203: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1204: term_word(p, "errno");
1.102 kristaps 1205: term_fontpop(p);
1.1 kristaps 1206:
1207: term_word(p, "is set to indicate the error.");
1.131 kristaps 1208: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1209:
1.68 kristaps 1210: return(0);
1.1 kristaps 1211: }
1212:
1213:
1214: /* ARGSUSED */
1215: static int
1216: termp_ex_pre(DECL_ARGS)
1217: {
1.224 kristaps 1218: int nchild;
1.1 kristaps 1219:
1.224 kristaps 1220: term_newln(p);
1.68 kristaps 1221: term_word(p, "The");
1.1 kristaps 1222:
1.224 kristaps 1223: nchild = n->nchild;
1224: for (n = n->child; n; n = n->next) {
1.102 kristaps 1225: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1226: term_word(p, n->string);
1.102 kristaps 1227: term_fontpop(p);
1.224 kristaps 1228:
1229: if (nchild > 2 && n->next) {
1230: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1231: term_word(p, ",");
1.224 kristaps 1232: }
1233:
1234: if (n->next && NULL == n->next->next)
1235: term_word(p, "and");
1.68 kristaps 1236: }
1237:
1.224 kristaps 1238: if (nchild > 1)
1.68 kristaps 1239: term_word(p, "utilities exit");
1240: else
1241: term_word(p, "utility exits");
1242:
1243: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1244:
1.131 kristaps 1245: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1246: return(0);
1.1 kristaps 1247: }
1248:
1249:
1250: /* ARGSUSED */
1251: static int
1252: termp_nd_pre(DECL_ARGS)
1253: {
1.25 kristaps 1254:
1.86 kristaps 1255: if (MDOC_BODY != n->type)
1.25 kristaps 1256: return(1);
1.30 kristaps 1257:
1.27 kristaps 1258: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1259: term_word(p, "\\(en");
1.23 kristaps 1260: #else
1261: term_word(p, "\\(em");
1262: #endif
1.1 kristaps 1263: return(1);
1.115 kristaps 1264: }
1265:
1266:
1267: /* ARGSUSED */
1268: static int
1269: termp_bl_pre(DECL_ARGS)
1270: {
1271:
1272: return(MDOC_HEAD != n->type);
1.1 kristaps 1273: }
1274:
1275:
1276: /* ARGSUSED */
1277: static void
1278: termp_bl_post(DECL_ARGS)
1279: {
1280:
1.86 kristaps 1281: if (MDOC_BLOCK == n->type)
1.1 kristaps 1282: term_newln(p);
1283: }
1284:
1285: /* ARGSUSED */
1286: static int
1287: termp_xr_pre(DECL_ARGS)
1288: {
1289:
1.225 kristaps 1290: if (NULL == (n = n->child))
1.113 kristaps 1291: return(0);
1292:
1.225 kristaps 1293: assert(MDOC_TEXT == n->type);
1294: term_word(p, n->string);
1.11 kristaps 1295:
1.225 kristaps 1296: if (NULL == (n = n->next))
1.1 kristaps 1297: return(0);
1.225 kristaps 1298:
1.1 kristaps 1299: p->flags |= TERMP_NOSPACE;
1300: term_word(p, "(");
1.222 kristaps 1301: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1302:
1303: assert(MDOC_TEXT == n->type);
1304: term_word(p, n->string);
1305:
1.222 kristaps 1306: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1307: term_word(p, ")");
1.86 kristaps 1308:
1.1 kristaps 1309: return(0);
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: {
1.226 kristaps 1525: int pretty;
1526:
1527: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1528:
1.143 kristaps 1529: synopsis_pre(p, n);
1.139 kristaps 1530:
1.226 kristaps 1531: if (NULL == (n = n->child))
1532: return(0);
1533:
1534: assert(MDOC_TEXT == n->type);
1.102 kristaps 1535: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1536: term_word(p, n->string);
1.102 kristaps 1537: term_fontpop(p);
1.1 kristaps 1538:
1539: p->flags |= TERMP_NOSPACE;
1540: term_word(p, "(");
1.222 kristaps 1541: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1542:
1.226 kristaps 1543: for (n = n->next; n; n = n->next) {
1544: assert(MDOC_TEXT == n->type);
1.102 kristaps 1545: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1546: term_word(p, n->string);
1.102 kristaps 1547: term_fontpop(p);
1548:
1.226 kristaps 1549: if (n->next) {
1.222 kristaps 1550: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1551: term_word(p, ",");
1.222 kristaps 1552: }
1.1 kristaps 1553: }
1554:
1.222 kristaps 1555: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1556: term_word(p, ")");
1557:
1.226 kristaps 1558: if (pretty) {
1.222 kristaps 1559: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1560: term_word(p, ";");
1.222 kristaps 1561: }
1.1 kristaps 1562:
1563: return(0);
1564: }
1565:
1566:
1567: /* ARGSUSED */
1568: static int
1569: termp_fa_pre(DECL_ARGS)
1570: {
1.86 kristaps 1571: const struct mdoc_node *nn;
1.1 kristaps 1572:
1.86 kristaps 1573: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1574: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1575: return(1);
1576: }
1577:
1.86 kristaps 1578: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1579: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1580: term_word(p, nn->string);
1.102 kristaps 1581: term_fontpop(p);
1582:
1.222 kristaps 1583: if (nn->next) {
1584: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1585: term_word(p, ",");
1.222 kristaps 1586: }
1.1 kristaps 1587: }
1588:
1.222 kristaps 1589: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1590: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1591: term_word(p, ",");
1.222 kristaps 1592: }
1.1 kristaps 1593:
1594: return(0);
1595: }
1596:
1597:
1598: /* ARGSUSED */
1599: static int
1600: termp_bd_pre(DECL_ARGS)
1601: {
1.179 kristaps 1602: size_t tabwidth, rm, rmax;
1.85 kristaps 1603: const struct mdoc_node *nn;
1.1 kristaps 1604:
1.86 kristaps 1605: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1606: print_bvspace(p, n, n);
1.54 kristaps 1607: return(1);
1.116 kristaps 1608: } else if (MDOC_HEAD == n->type)
1609: return(0);
1.1 kristaps 1610:
1.202 kristaps 1611: if (n->norm->Bd.offs)
1612: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1613:
1614: /*
1615: * If -ragged or -filled are specified, the block does nothing
1616: * but change the indentation. If -unfilled or -literal are
1617: * specified, text is printed exactly as entered in the display:
1618: * for macro lines, a newline is appended to the line. Blank
1619: * lines are allowed.
1620: */
1.60 kristaps 1621:
1.202 kristaps 1622: if (DISP_literal != n->norm->Bd.type &&
1623: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1624: return(1);
1625:
1.129 schwarze 1626: tabwidth = p->tabwidth;
1.208 kristaps 1627: if (DISP_literal == n->norm->Bd.type)
1628: p->tabwidth = term_len(p, 8);
1629:
1.119 kristaps 1630: rm = p->rmargin;
1631: rmax = p->maxrmargin;
1.120 kristaps 1632: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1633:
1.86 kristaps 1634: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1635: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1636: /*
1637: * If the printed node flushes its own line, then we
1638: * needn't do it here as well. This is hacky, but the
1639: * notion of selective eoln whitespace is pretty dumb
1640: * anyway, so don't sweat it.
1641: */
1642: switch (nn->tok) {
1.193 kristaps 1643: case (MDOC_Sm):
1644: /* FALLTHROUGH */
1.190 kristaps 1645: case (MDOC_br):
1646: /* FALLTHROUGH */
1647: case (MDOC_sp):
1648: /* FALLTHROUGH */
1649: case (MDOC_Bl):
1.196 kristaps 1650: /* FALLTHROUGH */
1651: case (MDOC_D1):
1652: /* FALLTHROUGH */
1653: case (MDOC_Dl):
1.190 kristaps 1654: /* FALLTHROUGH */
1655: case (MDOC_Lp):
1656: /* FALLTHROUGH */
1657: case (MDOC_Pp):
1658: continue;
1659: default:
1660: break;
1661: }
1.180 schwarze 1662: if (nn->next && nn->next->line == nn->line)
1663: continue;
1664: term_flushln(p);
1665: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1666: }
1.147 kristaps 1667:
1.129 schwarze 1668: p->tabwidth = tabwidth;
1.119 kristaps 1669: p->rmargin = rm;
1670: p->maxrmargin = rmax;
1.1 kristaps 1671: return(0);
1672: }
1673:
1674:
1675: /* ARGSUSED */
1676: static void
1677: termp_bd_post(DECL_ARGS)
1678: {
1.119 kristaps 1679: size_t rm, rmax;
1.1 kristaps 1680:
1.86 kristaps 1681: if (MDOC_BODY != n->type)
1.1 kristaps 1682: return;
1.118 kristaps 1683:
1.119 kristaps 1684: rm = p->rmargin;
1685: rmax = p->maxrmargin;
1.118 kristaps 1686:
1.202 kristaps 1687: if (DISP_literal == n->norm->Bd.type ||
1688: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1689: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1690:
1.60 kristaps 1691: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1692: term_newln(p);
1.118 kristaps 1693:
1.119 kristaps 1694: p->rmargin = rm;
1695: p->maxrmargin = rmax;
1.1 kristaps 1696: }
1697:
1698:
1699: /* ARGSUSED */
1.211 kristaps 1700: static int
1701: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1702: {
1703:
1.211 kristaps 1704: if (NULL != (n = n->child)) {
1705: term_word(p, n->string);
1706: p->flags |= TERMP_NOSPACE;
1707: term_word(p, "BSD");
1708: } else {
1709: term_word(p, "BSD");
1710: return(0);
1711: }
1712:
1713: if (NULL != (n = n->next)) {
1714: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1715: term_word(p, "-");
1.1 kristaps 1716: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1717: term_word(p, n->string);
1.211 kristaps 1718: }
1719:
1720: return(0);
1.1 kristaps 1721: }
1722:
1723:
1724: /* ARGSUSED */
1725: static int
1.26 kristaps 1726: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1727: {
1.26 kristaps 1728: const char *pp;
1.218 schwarze 1729: int flags;
1.1 kristaps 1730:
1.26 kristaps 1731: pp = NULL;
1.86 kristaps 1732: switch (n->tok) {
1.26 kristaps 1733: case (MDOC_Bsx):
1.194 schwarze 1734: pp = "BSD/OS";
1.26 kristaps 1735: break;
1736: case (MDOC_Dx):
1.100 kristaps 1737: pp = "DragonFly";
1.26 kristaps 1738: break;
1739: case (MDOC_Fx):
1740: pp = "FreeBSD";
1741: break;
1742: case (MDOC_Nx):
1743: pp = "NetBSD";
1744: break;
1745: case (MDOC_Ox):
1746: pp = "OpenBSD";
1747: break;
1748: case (MDOC_Ux):
1749: pp = "UNIX";
1750: break;
1751: default:
1752: break;
1753: }
1.1 kristaps 1754:
1.26 kristaps 1755: term_word(p, pp);
1.214 kristaps 1756: if (n->child) {
1.218 schwarze 1757: flags = p->flags;
1.214 kristaps 1758: p->flags |= TERMP_KEEP;
1759: term_word(p, n->child->string);
1.218 schwarze 1760: p->flags = flags;
1.214 kristaps 1761: }
1762: return(0);
1.1 kristaps 1763: }
1764:
1765:
1766: /* ARGSUSED */
1767: static int
1.192 schwarze 1768: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1769: {
1770:
1771: p->flags |= TERMP_IGNDELIM;
1772: return(1);
1773: }
1774:
1775:
1776: /* ARGSUSED */
1777: static void
1778: termp_pf_post(DECL_ARGS)
1779: {
1780:
1781: p->flags |= TERMP_NOSPACE;
1782: }
1783:
1784:
1785: /* ARGSUSED */
1786: static int
1787: termp_ss_pre(DECL_ARGS)
1788: {
1789:
1.86 kristaps 1790: switch (n->type) {
1.1 kristaps 1791: case (MDOC_BLOCK):
1792: term_newln(p);
1.86 kristaps 1793: if (n->prev)
1.1 kristaps 1794: term_vspace(p);
1795: break;
1796: case (MDOC_HEAD):
1.102 kristaps 1797: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1798: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1799: break;
1800: default:
1801: break;
1802: }
1803:
1804: return(1);
1805: }
1806:
1807:
1808: /* ARGSUSED */
1809: static void
1810: termp_ss_post(DECL_ARGS)
1811: {
1812:
1.86 kristaps 1813: if (MDOC_HEAD == n->type)
1.1 kristaps 1814: term_newln(p);
1815: }
1816:
1817:
1818: /* ARGSUSED */
1819: static int
1820: termp_cd_pre(DECL_ARGS)
1821: {
1822:
1.143 kristaps 1823: synopsis_pre(p, n);
1.102 kristaps 1824: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1825: return(1);
1826: }
1827:
1828:
1829: /* ARGSUSED */
1830: static int
1831: termp_in_pre(DECL_ARGS)
1832: {
1.142 schwarze 1833:
1.143 kristaps 1834: synopsis_pre(p, n);
1.1 kristaps 1835:
1.160 kristaps 1836: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1837: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1838: term_word(p, "#include");
1.138 kristaps 1839: term_word(p, "<");
1840: } else {
1841: term_word(p, "<");
1842: term_fontpush(p, TERMFONT_UNDER);
1843: }
1.22 kristaps 1844:
1.1 kristaps 1845: p->flags |= TERMP_NOSPACE;
1846: return(1);
1847: }
1848:
1849:
1850: /* ARGSUSED */
1851: static void
1852: termp_in_post(DECL_ARGS)
1853: {
1854:
1.160 kristaps 1855: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1856: term_fontpush(p, TERMFONT_BOLD);
1857:
1.79 kristaps 1858: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1859: term_word(p, ">");
1860:
1.160 kristaps 1861: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1862: term_fontpop(p);
1.1 kristaps 1863: }
1864:
1865:
1866: /* ARGSUSED */
1867: static int
1.45 kristaps 1868: termp_sp_pre(DECL_ARGS)
1869: {
1.91 kristaps 1870: size_t i, len;
1.45 kristaps 1871:
1.86 kristaps 1872: switch (n->tok) {
1.76 kristaps 1873: case (MDOC_sp):
1.157 kristaps 1874: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1875: break;
1876: case (MDOC_br):
1877: len = 0;
1878: break;
1879: default:
1880: len = 1;
1881: break;
1.45 kristaps 1882: }
1883:
1884: if (0 == len)
1885: term_newln(p);
1886: for (i = 0; i < len; i++)
1887: term_vspace(p);
1888:
1889: return(0);
1890: }
1891:
1892:
1.189 kristaps 1893: /* ARGSUSED */
1.45 kristaps 1894: static int
1.188 kristaps 1895: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1896: {
1897:
1.203 kristaps 1898: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1899: return(1);
1900:
1.188 kristaps 1901: switch (n->tok) {
1902: case (MDOC_Ao):
1903: /* FALLTHROUGH */
1904: case (MDOC_Aq):
1905: term_word(p, "<");
1906: break;
1907: case (MDOC_Bro):
1908: /* FALLTHROUGH */
1909: case (MDOC_Brq):
1910: term_word(p, "{");
1911: break;
1912: case (MDOC_Oo):
1913: /* FALLTHROUGH */
1914: case (MDOC_Op):
1915: /* FALLTHROUGH */
1916: case (MDOC_Bo):
1917: /* FALLTHROUGH */
1918: case (MDOC_Bq):
1919: term_word(p, "[");
1920: break;
1921: case (MDOC_Do):
1922: /* FALLTHROUGH */
1923: case (MDOC_Dq):
1924: term_word(p, "``");
1925: break;
1926: case (MDOC_Po):
1927: /* FALLTHROUGH */
1928: case (MDOC_Pq):
1929: term_word(p, "(");
1930: break;
1.205 kristaps 1931: case (MDOC__T):
1932: /* FALLTHROUGH */
1.188 kristaps 1933: case (MDOC_Qo):
1934: /* FALLTHROUGH */
1935: case (MDOC_Qq):
1936: term_word(p, "\"");
1937: break;
1938: case (MDOC_Ql):
1939: /* FALLTHROUGH */
1940: case (MDOC_So):
1941: /* FALLTHROUGH */
1942: case (MDOC_Sq):
1943: term_word(p, "`");
1944: break;
1945: default:
1946: abort();
1947: /* NOTREACHED */
1948: }
1.1 kristaps 1949:
1950: p->flags |= TERMP_NOSPACE;
1951: return(1);
1952: }
1953:
1954:
1.189 kristaps 1955: /* ARGSUSED */
1.1 kristaps 1956: static void
1.188 kristaps 1957: termp_quote_post(DECL_ARGS)
1.1 kristaps 1958: {
1959:
1.203 kristaps 1960: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1961: return;
1962:
1963: p->flags |= TERMP_NOSPACE;
1964:
1.188 kristaps 1965: switch (n->tok) {
1966: case (MDOC_Ao):
1967: /* FALLTHROUGH */
1968: case (MDOC_Aq):
1969: term_word(p, ">");
1970: break;
1971: case (MDOC_Bro):
1972: /* FALLTHROUGH */
1973: case (MDOC_Brq):
1974: term_word(p, "}");
1975: break;
1976: case (MDOC_Oo):
1977: /* FALLTHROUGH */
1978: case (MDOC_Op):
1979: /* FALLTHROUGH */
1980: case (MDOC_Bo):
1981: /* FALLTHROUGH */
1982: case (MDOC_Bq):
1983: term_word(p, "]");
1984: break;
1985: case (MDOC_Do):
1986: /* FALLTHROUGH */
1987: case (MDOC_Dq):
1988: term_word(p, "''");
1989: break;
1990: case (MDOC_Po):
1991: /* FALLTHROUGH */
1992: case (MDOC_Pq):
1993: term_word(p, ")");
1994: break;
1.205 kristaps 1995: case (MDOC__T):
1996: /* FALLTHROUGH */
1.188 kristaps 1997: case (MDOC_Qo):
1998: /* FALLTHROUGH */
1999: case (MDOC_Qq):
2000: term_word(p, "\"");
2001: break;
2002: case (MDOC_Ql):
2003: /* FALLTHROUGH */
2004: case (MDOC_So):
2005: /* FALLTHROUGH */
2006: case (MDOC_Sq):
2007: term_word(p, "'");
2008: break;
2009: default:
2010: abort();
2011: /* NOTREACHED */
2012: }
1.1 kristaps 2013: }
2014:
2015:
2016: /* ARGSUSED */
2017: static int
2018: termp_fo_pre(DECL_ARGS)
2019: {
2020:
1.141 kristaps 2021: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2022: synopsis_pre(p, n);
1.141 kristaps 2023: return(1);
2024: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2025: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2026: term_word(p, "(");
1.222 kristaps 2027: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2028: return(1);
1.141 kristaps 2029: }
2030:
1.169 kristaps 2031: if (NULL == n->child)
2032: return(0);
2033:
1.141 kristaps 2034: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2035:
1.141 kristaps 2036: assert(n->child->string);
1.102 kristaps 2037: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2038: term_word(p, n->child->string);
1.1 kristaps 2039: return(0);
2040: }
2041:
2042:
2043: /* ARGSUSED */
2044: static void
2045: termp_fo_post(DECL_ARGS)
2046: {
2047:
1.143 kristaps 2048: if (MDOC_BODY != n->type)
2049: return;
2050:
1.222 kristaps 2051: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2052: term_word(p, ")");
2053:
1.222 kristaps 2054: if (MDOC_SYNPRETTY & n->flags) {
2055: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2056: term_word(p, ";");
1.222 kristaps 2057: }
1.1 kristaps 2058: }
2059:
2060:
2061: /* ARGSUSED */
2062: static int
2063: termp_bf_pre(DECL_ARGS)
2064: {
2065:
1.86 kristaps 2066: if (MDOC_HEAD == n->type)
1.1 kristaps 2067: return(0);
1.86 kristaps 2068: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2069: return(1);
2070:
1.202 kristaps 2071: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2072: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2073: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2074: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2075: else
1.102 kristaps 2076: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2077:
2078: return(1);
2079: }
2080:
2081:
2082: /* ARGSUSED */
2083: static int
2084: termp_sm_pre(DECL_ARGS)
2085: {
2086:
1.86 kristaps 2087: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2088: if (0 == strcmp("on", n->child->string)) {
2089: if (p->col)
2090: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2091: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2092: } else
1.1 kristaps 2093: p->flags |= TERMP_NONOSPACE;
2094:
2095: return(0);
2096: }
2097:
2098:
2099: /* ARGSUSED */
2100: static int
2101: termp_ap_pre(DECL_ARGS)
2102: {
2103:
2104: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2105: term_word(p, "'");
1.1 kristaps 2106: p->flags |= TERMP_NOSPACE;
2107: return(1);
2108: }
2109:
2110:
2111: /* ARGSUSED */
2112: static void
2113: termp____post(DECL_ARGS)
2114: {
1.184 kristaps 2115:
2116: /*
2117: * Handle lists of authors. In general, print each followed by
2118: * a comma. Don't print the comma if there are only two
2119: * authors.
2120: */
2121: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2122: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2123: if (NULL == n->prev || MDOC__A != n->prev->tok)
2124: return;
1.1 kristaps 2125:
1.95 kristaps 2126: /* TODO: %U. */
2127:
1.187 kristaps 2128: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2129: return;
2130:
1.222 kristaps 2131: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2132: if (NULL == n->next) {
2133: term_word(p, ".");
2134: p->flags |= TERMP_SENTENCE;
2135: } else
2136: term_word(p, ",");
1.1 kristaps 2137: }
2138:
2139:
2140: /* ARGSUSED */
2141: static int
1.102 kristaps 2142: termp_li_pre(DECL_ARGS)
2143: {
2144:
2145: term_fontpush(p, TERMFONT_NONE);
2146: return(1);
2147: }
2148:
2149:
2150: /* ARGSUSED */
2151: static int
1.1 kristaps 2152: termp_lk_pre(DECL_ARGS)
2153: {
1.181 kristaps 2154: const struct mdoc_node *nn, *sv;
1.1 kristaps 2155:
1.102 kristaps 2156: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2157:
2158: nn = sv = n->child;
1.96 kristaps 2159:
1.195 kristaps 2160: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2161: return(1);
2162:
1.181 kristaps 2163: for (nn = nn->next; nn; nn = nn->next)
2164: term_word(p, nn->string);
2165:
1.102 kristaps 2166: term_fontpop(p);
1.96 kristaps 2167:
1.222 kristaps 2168: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2169: term_word(p, ":");
2170:
1.102 kristaps 2171: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2172: term_word(p, sv->string);
1.102 kristaps 2173: term_fontpop(p);
1.12 kristaps 2174:
1.1 kristaps 2175: return(0);
2176: }
2177:
1.159 schwarze 2178:
2179: /* ARGSUSED */
2180: static int
2181: termp_bk_pre(DECL_ARGS)
2182: {
2183:
1.161 schwarze 2184: switch (n->type) {
2185: case (MDOC_BLOCK):
1.166 kristaps 2186: break;
1.161 schwarze 2187: case (MDOC_HEAD):
2188: return(0);
2189: case (MDOC_BODY):
1.200 schwarze 2190: if (n->parent->args || 0 == n->prev->nchild)
2191: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2192: break;
1.161 schwarze 2193: default:
2194: abort();
1.166 kristaps 2195: /* NOTREACHED */
1.161 schwarze 2196: }
1.166 kristaps 2197:
2198: return(1);
1.159 schwarze 2199: }
2200:
2201:
2202: /* ARGSUSED */
2203: static void
2204: termp_bk_post(DECL_ARGS)
2205: {
2206:
1.161 schwarze 2207: if (MDOC_BODY == n->type)
2208: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2209: }
2210:
2211: /* ARGSUSED */
2212: static void
2213: termp__t_post(DECL_ARGS)
2214: {
2215:
2216: /*
2217: * If we're in an `Rs' and there's a journal present, then quote
2218: * us instead of underlining us (for disambiguation).
2219: */
1.217 schwarze 2220: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2221: n->parent->norm->Rs.quote_T)
1.203 kristaps 2222: termp_quote_post(p, pair, m, n);
2223:
2224: termp____post(p, pair, m, n);
2225: }
2226:
2227: /* ARGSUSED */
2228: static int
2229: termp__t_pre(DECL_ARGS)
2230: {
2231:
2232: /*
2233: * If we're in an `Rs' and there's a journal present, then quote
2234: * us instead of underlining us (for disambiguation).
2235: */
2236: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2237: n->parent->norm->Rs.quote_T)
1.203 kristaps 2238: return(termp_quote_pre(p, pair, m, n));
2239:
2240: term_fontpush(p, TERMFONT_UNDER);
2241: return(1);
1.159 schwarze 2242: }
1.1 kristaps 2243:
2244: /* ARGSUSED */
2245: static int
1.69 kristaps 2246: termp_under_pre(DECL_ARGS)
1.1 kristaps 2247: {
2248:
1.102 kristaps 2249: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2250: return(1);
2251: }
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