Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.128
1.128 ! schwarze 1: /* $Id: mdoc_term.c,v 1.127 2011/02/06 17:33:20 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.95 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
1.2 schwarze 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: *
1.2 schwarze 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: */
18: #include <sys/types.h>
19:
20: #include <assert.h>
21: #include <ctype.h>
1.77 schwarze 22: #include <stdint.h>
1.1 kristaps 23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
1.81 schwarze 27: #include "mandoc.h"
1.61 schwarze 28: #include "out.h"
1.1 kristaps 29: #include "term.h"
30: #include "mdoc.h"
1.61 schwarze 31: #include "chars.h"
32: #include "main.h"
1.54 schwarze 33:
1.51 schwarze 34: #define INDENT 5
35: #define HALFINDENT 3
1.1 kristaps 36:
37: struct termpair {
38: struct termpair *ppair;
1.27 schwarze 39: int count;
1.1 kristaps 40: };
41:
1.29 schwarze 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.60 schwarze 44: const struct mdoc_meta *m, \
45: const struct mdoc_node *n
1.1 kristaps 46:
47: struct termact {
48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
1.29 schwarze 51:
1.89 schwarze 52: static size_t a2width(const struct termp *, const char *);
53: static size_t a2height(const struct termp *, const char *);
54: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 55:
56: static void print_bvspace(struct termp *,
57: const struct mdoc_node *,
58: const struct mdoc_node *);
1.65 schwarze 59: static void print_mdoc_node(DECL_ARGS);
60: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 61: static void print_mdoc_head(struct termp *, const void *);
62: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 63: static void synopsis_pre(struct termp *,
64: const struct mdoc_node *);
1.62 schwarze 65:
1.29 schwarze 66: static void termp____post(DECL_ARGS);
1.120 schwarze 67: static void termp__t_post(DECL_ARGS);
1.49 schwarze 68: static void termp_an_post(DECL_ARGS);
1.29 schwarze 69: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 70: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 71: static void termp_bl_post(DECL_ARGS);
72: static void termp_d1_post(DECL_ARGS);
73: static void termp_fo_post(DECL_ARGS);
74: static void termp_in_post(DECL_ARGS);
75: static void termp_it_post(DECL_ARGS);
76: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 77: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 78: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 79: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 80: static void termp_sh_post(DECL_ARGS);
81: static void termp_ss_post(DECL_ARGS);
82:
1.104 schwarze 83: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 84: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 85: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 86: static int termp_ap_pre(DECL_ARGS);
87: static int termp_bd_pre(DECL_ARGS);
88: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 89: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 90: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 91: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 92: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 93: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 94: static int termp_cd_pre(DECL_ARGS);
95: static int termp_d1_pre(DECL_ARGS);
96: static int termp_ex_pre(DECL_ARGS);
97: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 98: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 99: static int termp_fl_pre(DECL_ARGS);
100: static int termp_fn_pre(DECL_ARGS);
101: static int termp_fo_pre(DECL_ARGS);
102: static int termp_ft_pre(DECL_ARGS);
1.109 schwarze 103: static int termp_igndelim_pre(DECL_ARGS);
1.29 schwarze 104: static int termp_in_pre(DECL_ARGS);
105: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 106: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 107: static int termp_lk_pre(DECL_ARGS);
108: static int termp_nd_pre(DECL_ARGS);
109: static int termp_nm_pre(DECL_ARGS);
110: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 111: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 112: static int termp_rs_pre(DECL_ARGS);
113: static int termp_rv_pre(DECL_ARGS);
114: static int termp_sh_pre(DECL_ARGS);
115: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 116: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 118: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 119: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 120: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 121: static int termp_xr_pre(DECL_ARGS);
122: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 123:
1.54 schwarze 124: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 125: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 126: { NULL, NULL }, /* Dd */
127: { NULL, NULL }, /* Dt */
128: { NULL, NULL }, /* Os */
129: { termp_sh_pre, termp_sh_post }, /* Sh */
130: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 131: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 132: { termp_d1_pre, termp_d1_post }, /* D1 */
133: { termp_d1_pre, termp_d1_post }, /* Dl */
134: { termp_bd_pre, termp_bd_post }, /* Bd */
135: { NULL, NULL }, /* Ed */
1.73 schwarze 136: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 137: { NULL, NULL }, /* El */
138: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 139: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 140: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 141: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 142: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 143: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 144: { NULL, NULL }, /* Dv */
145: { NULL, NULL }, /* Er */
146: { NULL, NULL }, /* Ev */
147: { termp_ex_pre, NULL }, /* Ex */
148: { termp_fa_pre, NULL }, /* Fa */
1.86 schwarze 149: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 150: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 151: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 152: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 153: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 154: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 155: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 156: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 157: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 158: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 159: { NULL, NULL }, /* Ot */
1.54 schwarze 160: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 161: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 162: { NULL, NULL }, /* St */
1.54 schwarze 163: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 164: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 165: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 166: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 167: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 168: { NULL, termp____post }, /* %D */
1.58 schwarze 169: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 170: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 171: { NULL, termp____post }, /* %N */
172: { NULL, termp____post }, /* %O */
173: { NULL, termp____post }, /* %P */
174: { NULL, termp____post }, /* %R */
1.120 schwarze 175: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 176: { NULL, termp____post }, /* %V */
177: { NULL, NULL }, /* Ac */
1.107 schwarze 178: { termp_quote_pre, termp_quote_post }, /* Ao */
179: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 180: { NULL, NULL }, /* At */
1.1 kristaps 181: { NULL, NULL }, /* Bc */
182: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 183: { termp_quote_pre, termp_quote_post }, /* Bo */
184: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 185: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 186: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 187: { NULL, NULL }, /* Db */
188: { NULL, NULL }, /* Dc */
1.107 schwarze 189: { termp_quote_pre, termp_quote_post }, /* Do */
190: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 191: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 192: { NULL, NULL }, /* Ef */
1.54 schwarze 193: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 194: { NULL, NULL }, /* Eo */
1.26 schwarze 195: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 196: { termp_bold_pre, NULL }, /* Ms */
1.109 schwarze 197: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 198: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 199: { termp_xx_pre, NULL }, /* Nx */
200: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 201: { NULL, NULL }, /* Pc */
1.109 schwarze 202: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.107 schwarze 203: { termp_quote_pre, termp_quote_post }, /* Po */
204: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 205: { NULL, NULL }, /* Qc */
1.107 schwarze 206: { termp_quote_pre, termp_quote_post }, /* Ql */
207: { termp_quote_pre, termp_quote_post }, /* Qo */
208: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 209: { NULL, NULL }, /* Re */
210: { termp_rs_pre, NULL }, /* Rs */
211: { NULL, NULL }, /* Sc */
1.107 schwarze 212: { termp_quote_pre, termp_quote_post }, /* So */
213: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 214: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 215: { termp_under_pre, NULL }, /* Sx */
216: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 217: { NULL, NULL }, /* Tn */
1.26 schwarze 218: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 219: { NULL, NULL }, /* Xc */
220: { NULL, NULL }, /* Xo */
221: { termp_fo_pre, termp_fo_post }, /* Fo */
222: { NULL, NULL }, /* Fc */
1.107 schwarze 223: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 224: { NULL, NULL }, /* Oc */
1.90 schwarze 225: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 226: { NULL, NULL }, /* Ek */
227: { termp_bt_pre, NULL }, /* Bt */
228: { NULL, NULL }, /* Hf */
229: { NULL, NULL }, /* Fr */
230: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 231: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 232: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 233: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 234: { termp_under_pre, NULL }, /* Mt */
1.107 schwarze 235: { termp_quote_pre, termp_quote_post }, /* Brq */
236: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 237: { NULL, NULL }, /* Brc */
1.58 schwarze 238: { NULL, termp____post }, /* %C */
239: { NULL, NULL }, /* Es */ /* TODO */
240: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 241: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 242: { NULL, termp____post }, /* %Q */
1.54 schwarze 243: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 244: { termp_sp_pre, NULL }, /* sp */
1.62 schwarze 245: { termp_under_pre, termp____post }, /* %U */
1.85 schwarze 246: { NULL, NULL }, /* Ta */
1.1 kristaps 247: };
248:
249:
1.55 schwarze 250: void
1.61 schwarze 251: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 252: {
1.55 schwarze 253: const struct mdoc_node *n;
254: const struct mdoc_meta *m;
1.61 schwarze 255: struct termp *p;
256:
257: p = (struct termp *)arg;
1.71 schwarze 258:
259: p->overstep = 0;
1.80 schwarze 260: p->maxrmargin = p->defrmargin;
1.89 schwarze 261: p->tabwidth = term_len(p, 5);
1.61 schwarze 262:
263: if (NULL == p->symtab)
264: switch (p->enc) {
265: case (TERMENC_ASCII):
266: p->symtab = chars_init(CHARS_ASCII);
267: break;
268: default:
269: abort();
270: /* NOTREACHED */
271: }
1.55 schwarze 272:
273: n = mdoc_node(mdoc);
274: m = mdoc_meta(mdoc);
275:
1.87 schwarze 276: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
277:
1.55 schwarze 278: if (n->child)
1.65 schwarze 279: print_mdoc_nodelist(p, NULL, m, n->child);
1.87 schwarze 280:
281: term_end(p);
1.1 kristaps 282: }
283:
284:
285: static void
1.65 schwarze 286: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 287: {
288:
1.65 schwarze 289: print_mdoc_node(p, pair, m, n);
1.60 schwarze 290: if (n->next)
1.65 schwarze 291: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 292: }
293:
294:
1.54 schwarze 295: /* ARGSUSED */
1.1 kristaps 296: static void
1.65 schwarze 297: print_mdoc_node(DECL_ARGS)
1.1 kristaps 298: {
1.65 schwarze 299: int chld;
300: const void *font;
1.1 kristaps 301: struct termpair npair;
1.28 schwarze 302: size_t offset, rmargin;
1.1 kristaps 303:
1.54 schwarze 304: chld = 1;
1.28 schwarze 305: offset = p->offset;
306: rmargin = p->rmargin;
1.65 schwarze 307: font = term_fontq(p);
1.1 kristaps 308:
1.63 schwarze 309: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 310: npair.ppair = pair;
1.65 schwarze 311:
1.95 schwarze 312: /*
313: * Keeps only work until the end of a line. If a keep was
314: * invoked in a prior line, revert it to PREKEEP.
1.116 schwarze 315: *
316: * Also let SYNPRETTY sections behave as if they were wrapped
317: * in a `Bk' block.
1.95 schwarze 318: */
319:
1.116 schwarze 320: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.95 schwarze 321: if (n->prev && n->prev->line != n->line) {
322: p->flags &= ~TERMP_KEEP;
323: p->flags |= TERMP_PREKEEP;
324: } else if (NULL == n->prev) {
325: if (n->parent && n->parent->line != n->line) {
326: p->flags &= ~TERMP_KEEP;
327: p->flags |= TERMP_PREKEEP;
328: }
329: }
330: }
1.116 schwarze 331:
332: /*
333: * Since SYNPRETTY sections aren't "turned off" with `Ek',
334: * we have to intuit whether we should disable formatting.
335: */
336:
337: if ( ! (MDOC_SYNPRETTY & n->flags) &&
338: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
339: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
340: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.128 ! schwarze 341:
! 342: /*
! 343: * After the keep flags have been set up, we may now
! 344: * produce output. Note that some pre-handlers do so.
! 345: */
! 346:
! 347: switch (n->type) {
! 348: case (MDOC_TEXT):
! 349: if (' ' == *n->string && MDOC_LINE & n->flags)
! 350: term_newln(p);
! 351: term_word(p, n->string);
! 352: break;
! 353: case (MDOC_TBL):
! 354: term_tbl(p, n->span);
! 355: break;
! 356: default:
! 357: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
! 358: chld = (*termacts[n->tok].pre)
! 359: (p, &npair, m, n);
! 360: break;
! 361: }
1.95 schwarze 362:
1.60 schwarze 363: if (chld && n->child)
1.65 schwarze 364: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 365:
1.65 schwarze 366: term_fontpopq(p, font);
1.1 kristaps 367:
1.122 schwarze 368: switch (n->type) {
369: case (MDOC_TEXT):
370: break;
371: case (MDOC_TBL):
372: break;
373: default:
374: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
375: break;
1.95 schwarze 376: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.93 schwarze 377:
378: /*
379: * Explicit end tokens not only call the post
380: * handler, but also tell the respective block
381: * that it must not call the post handler again.
382: */
1.95 schwarze 383: if (ENDBODY_NOT != n->end)
1.93 schwarze 384: n->pending->flags |= MDOC_ENDED;
385:
386: /*
387: * End of line terminating an implicit block
388: * while an explicit block is still open.
389: * Continue the explicit block without spacing.
390: */
391: if (ENDBODY_NOSPACE == n->end)
392: p->flags |= TERMP_NOSPACE;
1.122 schwarze 393: break;
1.93 schwarze 394: }
1.28 schwarze 395:
1.78 schwarze 396: if (MDOC_EOS & n->flags)
397: p->flags |= TERMP_SENTENCE;
398:
1.28 schwarze 399: p->offset = offset;
400: p->rmargin = rmargin;
1.1 kristaps 401: }
402:
403:
404: static void
1.87 schwarze 405: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 406: {
1.63 schwarze 407: char buf[DATESIZ], os[BUFSIZ];
1.87 schwarze 408: const struct mdoc_meta *m;
409:
410: m = (const struct mdoc_meta *)arg;
1.1 kristaps 411:
1.65 schwarze 412: term_fontrepl(p, TERMFONT_NONE);
413:
1.7 schwarze 414: /*
415: * Output the footer in new-groff style, that is, three columns
416: * with the middle being the manual date and flanking columns
417: * being the operating system:
418: *
419: * SYSTEM DATE SYSTEM
420: */
421:
1.62 schwarze 422: time2a(m->date, buf, DATESIZ);
1.63 schwarze 423: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 424:
425: term_vspace(p);
426:
1.7 schwarze 427: p->offset = 0;
1.89 schwarze 428: p->rmargin = (p->maxrmargin -
429: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 430: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
431:
432: term_word(p, os);
433: term_flushln(p);
434:
1.7 schwarze 435: p->offset = p->rmargin;
1.89 schwarze 436: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 437: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.7 schwarze 438:
439: term_word(p, buf);
440: term_flushln(p);
441:
1.1 kristaps 442: p->offset = p->rmargin;
443: p->rmargin = p->maxrmargin;
444: p->flags &= ~TERMP_NOBREAK;
1.7 schwarze 445: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 446:
1.7 schwarze 447: term_word(p, os);
1.1 kristaps 448: term_flushln(p);
1.7 schwarze 449:
450: p->offset = 0;
451: p->rmargin = p->maxrmargin;
452: p->flags = 0;
1.1 kristaps 453: }
454:
455:
456: static void
1.87 schwarze 457: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 458: {
1.63 schwarze 459: char buf[BUFSIZ], title[BUFSIZ];
1.87 schwarze 460: const struct mdoc_meta *m;
461:
462: m = (const struct mdoc_meta *)arg;
1.1 kristaps 463:
464: p->rmargin = p->maxrmargin;
465: p->offset = 0;
466:
467: /*
468: * The header is strange. It has three components, which are
469: * really two with the first duplicated. It goes like this:
470: *
471: * IDENTIFIER TITLE IDENTIFIER
472: *
473: * The IDENTIFIER is NAME(SECTION), which is the command-name
474: * (if given, or "unknown" if not) followed by the manual page
475: * section. These are given in `Dt'. The TITLE is a free-form
476: * string depending on the manual volume. If not specified, it
477: * switches on the manual section.
478: */
479:
1.60 schwarze 480: assert(m->vol);
1.63 schwarze 481: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 482:
1.60 schwarze 483: if (m->arch) {
1.63 schwarze 484: strlcat(buf, " (", BUFSIZ);
485: strlcat(buf, m->arch, BUFSIZ);
486: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 487: }
488:
1.79 schwarze 489: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 490:
491: p->offset = 0;
1.89 schwarze 492: p->rmargin = (p->maxrmargin -
493: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 494: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
495:
496: term_word(p, title);
497: term_flushln(p);
498:
499: p->offset = p->rmargin;
1.89 schwarze 500: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.8 schwarze 501: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 502:
503: term_word(p, buf);
504: term_flushln(p);
505:
506: p->offset = p->rmargin;
507: p->rmargin = p->maxrmargin;
508: p->flags &= ~TERMP_NOBREAK;
509: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
510:
511: term_word(p, title);
512: term_flushln(p);
513:
1.8 schwarze 514: p->offset = 0;
1.1 kristaps 515: p->rmargin = p->maxrmargin;
516: p->flags &= ~TERMP_NOSPACE;
517: }
518:
519:
520: static size_t
1.89 schwarze 521: a2height(const struct termp *p, const char *v)
1.1 kristaps 522: {
1.61 schwarze 523: struct roffsu su;
1.1 kristaps 524:
1.89 schwarze 525: assert(v);
526: if ( ! a2roffsu(v, &su, SCALE_VS))
527: SCALE_VS_INIT(&su, term_len(p, 1));
1.1 kristaps 528:
1.89 schwarze 529: return(term_vspan(p, &su));
1.61 schwarze 530: }
1.34 schwarze 531:
1.1 kristaps 532:
1.61 schwarze 533: static size_t
1.89 schwarze 534: a2width(const struct termp *p, const char *v)
1.61 schwarze 535: {
536: struct roffsu su;
1.1 kristaps 537:
1.88 schwarze 538: assert(v);
539: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 540: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 541:
1.89 schwarze 542: return(term_hspan(p, &su));
1.1 kristaps 543: }
544:
545:
546: static size_t
1.89 schwarze 547: a2offs(const struct termp *p, const char *v)
1.1 kristaps 548: {
1.61 schwarze 549: struct roffsu su;
1.1 kristaps 550:
1.88 schwarze 551: if ('\0' == *v)
1.61 schwarze 552: return(0);
1.88 schwarze 553: else if (0 == strcmp(v, "left"))
1.9 schwarze 554: return(0);
1.88 schwarze 555: else if (0 == strcmp(v, "indent"))
1.89 schwarze 556: return(term_len(p, INDENT + 1));
1.88 schwarze 557: else if (0 == strcmp(v, "indent-two"))
1.89 schwarze 558: return(term_len(p, (INDENT + 1) * 2));
1.88 schwarze 559: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 560: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 561:
1.89 schwarze 562: return(term_hspan(p, &su));
1.1 kristaps 563: }
564:
565:
1.68 schwarze 566: /*
567: * Determine how much space to print out before block elements of `It'
568: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
569: * too.
570: */
1.45 schwarze 571: static void
1.61 schwarze 572: print_bvspace(struct termp *p,
1.1 kristaps 573: const struct mdoc_node *bl,
1.60 schwarze 574: const struct mdoc_node *n)
1.1 kristaps 575: {
1.60 schwarze 576: const struct mdoc_node *nn;
1.1 kristaps 577:
578: term_newln(p);
1.88 schwarze 579:
1.121 schwarze 580: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 581: return;
1.121 schwarze 582: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 583: return;
584:
1.60 schwarze 585: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 586:
1.60 schwarze 587: for (nn = n; nn; nn = nn->parent) {
588: if (MDOC_BLOCK != nn->type)
1.1 kristaps 589: continue;
1.60 schwarze 590: if (MDOC_Ss == nn->tok)
1.45 schwarze 591: return;
1.60 schwarze 592: if (MDOC_Sh == nn->tok)
1.45 schwarze 593: return;
1.60 schwarze 594: if (NULL == nn->prev)
1.1 kristaps 595: continue;
596: break;
597: }
598:
1.60 schwarze 599: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 600:
1.121 schwarze 601: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 602: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 603: return;
604:
1.60 schwarze 605: /* A `-diag' without body does not vspace. */
606:
1.121 schwarze 607: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 608: if (n->prev && MDOC_It == n->prev->tok) {
609: assert(n->prev->body);
610: if (NULL == n->prev->body->child)
1.45 schwarze 611: return;
612: }
613:
614: term_vspace(p);
1.1 kristaps 615: }
616:
617:
618: /* ARGSUSED */
619: static int
620: termp_it_pre(DECL_ARGS)
621: {
1.60 schwarze 622: const struct mdoc_node *bl, *nn;
1.1 kristaps 623: char buf[7];
1.95 schwarze 624: int i;
1.68 schwarze 625: size_t width, offset, ncols, dcol;
1.82 schwarze 626: enum mdoc_list type;
1.1 kristaps 627:
1.60 schwarze 628: if (MDOC_BLOCK == n->type) {
1.61 schwarze 629: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 630: return(1);
631: }
1.1 kristaps 632:
1.60 schwarze 633: bl = n->parent->parent->parent;
1.121 schwarze 634: type = bl->norm->Bl.type;
1.1 kristaps 635:
1.68 schwarze 636: /*
637: * First calculate width and offset. This is pretty easy unless
638: * we're a -column list, in which case all prior columns must
639: * be accounted for.
640: */
641:
642: width = offset = 0;
643:
1.121 schwarze 644: if (bl->norm->Bl.offs)
645: offset = a2offs(p, bl->norm->Bl.offs);
1.66 schwarze 646:
1.1 kristaps 647: switch (type) {
1.82 schwarze 648: case (LIST_column):
1.85 schwarze 649: if (MDOC_HEAD == n->type)
1.1 kristaps 650: break;
1.88 schwarze 651:
1.66 schwarze 652: /*
1.68 schwarze 653: * Imitate groff's column handling:
654: * - For each earlier column, add its width.
655: * - For less than 5 columns, add four more blanks per
656: * column.
657: * - For exactly 5 columns, add three more blank per
658: * column.
659: * - For more than 5 columns, add only one column.
1.66 schwarze 660: */
1.121 schwarze 661: ncols = bl->norm->Bl.ncols;
1.95 schwarze 662:
1.68 schwarze 663: /* LINTED */
1.89 schwarze 664: dcol = ncols < 5 ? term_len(p, 4) :
665: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 666:
1.85 schwarze 667: /*
668: * Calculate the offset by applying all prior MDOC_BODY,
669: * so we stop at the MDOC_HEAD (NULL == nn->prev).
670: */
671:
1.68 schwarze 672: for (i = 0, nn = n->prev;
1.85 schwarze 673: nn->prev && i < (int)ncols;
1.68 schwarze 674: nn = nn->prev, i++)
675: offset += dcol + a2width
1.121 schwarze 676: (p, bl->norm->Bl.cols[i]);
1.66 schwarze 677:
678: /*
1.68 schwarze 679: * When exceeding the declared number of columns, leave
680: * the remaining widths at 0. This will later be
681: * adjusted to the default width of 10, or, for the last
682: * column, stretched to the right margin.
1.46 schwarze 683: */
1.68 schwarze 684: if (i >= (int)ncols)
685: break;
1.46 schwarze 686:
1.66 schwarze 687: /*
1.68 schwarze 688: * Use the declared column widths, extended as explained
689: * in the preceding paragraph.
1.66 schwarze 690: */
1.121 schwarze 691: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 692: break;
693: default:
1.121 schwarze 694: if (NULL == bl->norm->Bl.width)
1.68 schwarze 695: break;
696:
697: /*
698: * Note: buffer the width by 2, which is groff's magic
699: * number for buffering single arguments. See the above
700: * handling for column for how this changes.
701: */
1.121 schwarze 702: assert(bl->norm->Bl.width);
703: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 704: break;
705: }
706:
707: /*
708: * List-type can override the width in the case of fixed-head
709: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 710: * offset.
1.1 kristaps 711: */
712:
713: switch (type) {
1.82 schwarze 714: case (LIST_bullet):
1.1 kristaps 715: /* FALLTHROUGH */
1.82 schwarze 716: case (LIST_dash):
1.1 kristaps 717: /* FALLTHROUGH */
1.82 schwarze 718: case (LIST_hyphen):
1.89 schwarze 719: if (width < term_len(p, 4))
720: width = term_len(p, 4);
1.19 schwarze 721: break;
1.82 schwarze 722: case (LIST_enum):
1.89 schwarze 723: if (width < term_len(p, 5))
724: width = term_len(p, 5);
1.1 kristaps 725: break;
1.82 schwarze 726: case (LIST_hang):
1.33 schwarze 727: if (0 == width)
1.89 schwarze 728: width = term_len(p, 8);
1.33 schwarze 729: break;
1.82 schwarze 730: case (LIST_column):
1.41 schwarze 731: /* FALLTHROUGH */
1.82 schwarze 732: case (LIST_tag):
1.1 kristaps 733: if (0 == width)
1.89 schwarze 734: width = term_len(p, 10);
1.1 kristaps 735: break;
736: default:
737: break;
738: }
739:
740: /*
1.16 schwarze 741: * Whitespace control. Inset bodies need an initial space,
742: * while diagonal bodies need two.
1.1 kristaps 743: */
744:
1.42 schwarze 745: p->flags |= TERMP_NOSPACE;
746:
1.1 kristaps 747: switch (type) {
1.82 schwarze 748: case (LIST_diag):
1.60 schwarze 749: if (MDOC_BODY == n->type)
1.48 schwarze 750: term_word(p, "\\ \\ ");
1.42 schwarze 751: break;
1.82 schwarze 752: case (LIST_inset):
1.60 schwarze 753: if (MDOC_BODY == n->type)
1.42 schwarze 754: term_word(p, "\\ ");
1.1 kristaps 755: break;
756: default:
757: break;
758: }
759:
1.42 schwarze 760: p->flags |= TERMP_NOSPACE;
761:
1.1 kristaps 762: switch (type) {
1.82 schwarze 763: case (LIST_diag):
1.60 schwarze 764: if (MDOC_HEAD == n->type)
1.65 schwarze 765: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 766: break;
767: default:
768: break;
769: }
770:
771: /*
1.68 schwarze 772: * Pad and break control. This is the tricky part. These flags
773: * are documented in term_flushln() in term.c. Note that we're
774: * going to unset all of these flags in termp_it_post() when we
775: * exit.
1.1 kristaps 776: */
777:
778: switch (type) {
1.82 schwarze 779: case (LIST_bullet):
1.1 kristaps 780: /* FALLTHROUGH */
1.82 schwarze 781: case (LIST_dash):
1.1 kristaps 782: /* FALLTHROUGH */
1.82 schwarze 783: case (LIST_enum):
1.1 kristaps 784: /* FALLTHROUGH */
1.82 schwarze 785: case (LIST_hyphen):
1.60 schwarze 786: if (MDOC_HEAD == n->type)
1.33 schwarze 787: p->flags |= TERMP_NOBREAK;
788: else
789: p->flags |= TERMP_NOLPAD;
790: break;
1.82 schwarze 791: case (LIST_hang):
1.60 schwarze 792: if (MDOC_HEAD == n->type)
1.33 schwarze 793: p->flags |= TERMP_NOBREAK;
794: else
795: p->flags |= TERMP_NOLPAD;
796:
1.60 schwarze 797: if (MDOC_HEAD != n->type)
1.47 schwarze 798: break;
799:
800: /*
801: * This is ugly. If `-hang' is specified and the body
802: * is a `Bl' or `Bd', then we want basically to nullify
803: * the "overstep" effect in term_flushln() and treat
804: * this as a `-ohang' list instead.
805: */
1.60 schwarze 806: if (n->next->child &&
807: (MDOC_Bl == n->next->child->tok ||
808: MDOC_Bd == n->next->child->tok)) {
1.47 schwarze 809: p->flags &= ~TERMP_NOBREAK;
810: p->flags &= ~TERMP_NOLPAD;
811: } else
1.33 schwarze 812: p->flags |= TERMP_HANG;
813: break;
1.82 schwarze 814: case (LIST_tag):
1.60 schwarze 815: if (MDOC_HEAD == n->type)
1.42 schwarze 816: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 817: else
818: p->flags |= TERMP_NOLPAD;
1.33 schwarze 819:
1.60 schwarze 820: if (MDOC_HEAD != n->type)
1.33 schwarze 821: break;
1.60 schwarze 822: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 823: p->flags |= TERMP_DANGLE;
1.1 kristaps 824: break;
1.82 schwarze 825: case (LIST_column):
1.85 schwarze 826: if (MDOC_HEAD == n->type)
827: break;
828:
829: if (NULL == n->next)
830: p->flags &= ~TERMP_NOBREAK;
831: else
832: p->flags |= TERMP_NOBREAK;
833:
834: assert(n->prev);
835: if (MDOC_BODY == n->prev->type)
836: p->flags |= TERMP_NOLPAD;
837:
1.1 kristaps 838: break;
1.82 schwarze 839: case (LIST_diag):
1.60 schwarze 840: if (MDOC_HEAD == n->type)
1.1 kristaps 841: p->flags |= TERMP_NOBREAK;
842: break;
843: default:
844: break;
845: }
846:
847: /*
848: * Margin control. Set-head-width lists have their right
849: * margins shortened. The body for these lists has the offset
850: * necessarily lengthened. Everybody gets the offset.
851: */
852:
853: p->offset += offset;
854:
855: switch (type) {
1.82 schwarze 856: case (LIST_hang):
1.47 schwarze 857: /*
858: * Same stipulation as above, regarding `-hang'. We
859: * don't want to recalculate rmargin and offsets when
860: * using `Bd' or `Bl' within `-hang' overstep lists.
861: */
1.60 schwarze 862: if (MDOC_HEAD == n->type && n->next->child &&
863: (MDOC_Bl == n->next->child->tok ||
864: MDOC_Bd == n->next->child->tok))
1.47 schwarze 865: break;
866: /* FALLTHROUGH */
1.82 schwarze 867: case (LIST_bullet):
1.1 kristaps 868: /* FALLTHROUGH */
1.82 schwarze 869: case (LIST_dash):
1.1 kristaps 870: /* FALLTHROUGH */
1.82 schwarze 871: case (LIST_enum):
1.1 kristaps 872: /* FALLTHROUGH */
1.82 schwarze 873: case (LIST_hyphen):
1.33 schwarze 874: /* FALLTHROUGH */
1.82 schwarze 875: case (LIST_tag):
1.41 schwarze 876: assert(width);
1.60 schwarze 877: if (MDOC_HEAD == n->type)
1.1 kristaps 878: p->rmargin = p->offset + width;
879: else
880: p->offset += width;
881: break;
1.82 schwarze 882: case (LIST_column):
1.41 schwarze 883: assert(width);
1.1 kristaps 884: p->rmargin = p->offset + width;
1.43 schwarze 885: /*
886: * XXX - this behaviour is not documented: the
887: * right-most column is filled to the right margin.
888: */
1.85 schwarze 889: if (MDOC_HEAD == n->type)
890: break;
891: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 892: p->rmargin = p->maxrmargin;
1.1 kristaps 893: break;
894: default:
895: break;
896: }
897:
898: /*
899: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 900: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 901: */
902:
1.60 schwarze 903: if (MDOC_HEAD == n->type)
1.1 kristaps 904: switch (type) {
1.82 schwarze 905: case (LIST_bullet):
1.65 schwarze 906: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 907: term_word(p, "\\[bu]");
1.65 schwarze 908: term_fontpop(p);
1.1 kristaps 909: break;
1.82 schwarze 910: case (LIST_dash):
1.1 kristaps 911: /* FALLTHROUGH */
1.82 schwarze 912: case (LIST_hyphen):
1.65 schwarze 913: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 914: term_word(p, "\\(hy");
1.65 schwarze 915: term_fontpop(p);
1.1 kristaps 916: break;
1.82 schwarze 917: case (LIST_enum):
1.1 kristaps 918: (pair->ppair->ppair->count)++;
1.68 schwarze 919: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 920: pair->ppair->ppair->count);
921: term_word(p, buf);
922: break;
923: default:
924: break;
925: }
1.12 schwarze 926:
1.1 kristaps 927: /*
928: * If we're not going to process our children, indicate so here.
929: */
930:
931: switch (type) {
1.82 schwarze 932: case (LIST_bullet):
1.1 kristaps 933: /* FALLTHROUGH */
1.82 schwarze 934: case (LIST_item):
1.1 kristaps 935: /* FALLTHROUGH */
1.82 schwarze 936: case (LIST_dash):
1.1 kristaps 937: /* FALLTHROUGH */
1.82 schwarze 938: case (LIST_hyphen):
1.1 kristaps 939: /* FALLTHROUGH */
1.82 schwarze 940: case (LIST_enum):
1.60 schwarze 941: if (MDOC_HEAD == n->type)
1.1 kristaps 942: return(0);
943: break;
1.82 schwarze 944: case (LIST_column):
1.85 schwarze 945: if (MDOC_HEAD == n->type)
1.1 kristaps 946: return(0);
947: break;
948: default:
949: break;
950: }
951:
952: return(1);
953: }
954:
955:
956: /* ARGSUSED */
957: static void
958: termp_it_post(DECL_ARGS)
959: {
1.82 schwarze 960: enum mdoc_list type;
1.1 kristaps 961:
1.68 schwarze 962: if (MDOC_BLOCK == n->type)
1.1 kristaps 963: return;
964:
1.121 schwarze 965: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 966:
967: switch (type) {
1.82 schwarze 968: case (LIST_item):
1.44 schwarze 969: /* FALLTHROUGH */
1.82 schwarze 970: case (LIST_diag):
1.1 kristaps 971: /* FALLTHROUGH */
1.82 schwarze 972: case (LIST_inset):
1.60 schwarze 973: if (MDOC_BODY == n->type)
1.74 schwarze 974: term_newln(p);
1.1 kristaps 975: break;
1.82 schwarze 976: case (LIST_column):
1.85 schwarze 977: if (MDOC_BODY == n->type)
1.1 kristaps 978: term_flushln(p);
979: break;
980: default:
1.74 schwarze 981: term_newln(p);
1.1 kristaps 982: break;
983: }
984:
1.68 schwarze 985: /*
986: * Now that our output is flushed, we can reset our tags. Since
987: * only `It' sets these flags, we're free to assume that nobody
988: * has munged them in the meanwhile.
989: */
990:
991: p->flags &= ~TERMP_DANGLE;
992: p->flags &= ~TERMP_NOBREAK;
993: p->flags &= ~TERMP_TWOSPACE;
994: p->flags &= ~TERMP_NOLPAD;
995: p->flags &= ~TERMP_HANG;
1.1 kristaps 996: }
997:
998:
999: /* ARGSUSED */
1000: static int
1001: termp_nm_pre(DECL_ARGS)
1002: {
1003:
1.94 schwarze 1004: if (MDOC_BLOCK == n->type)
1005: return(1);
1006:
1007: if (MDOC_BODY == n->type) {
1008: if (NULL == n->child)
1009: return(0);
1010: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1011: p->offset += term_len(p, 1) +
1012: (NULL == n->prev->child ? term_strlen(p, m->name) :
1013: MDOC_TEXT == n->prev->child->type ?
1014: term_strlen(p, n->prev->child->string) :
1015: term_len(p, 5));
1016: return(1);
1017: }
1018:
1.81 schwarze 1019: if (NULL == n->child && NULL == m->name)
1.94 schwarze 1020: return(0);
1.81 schwarze 1021:
1.97 schwarze 1022: if (MDOC_HEAD == n->type)
1023: synopsis_pre(p, n->parent);
1.65 schwarze 1024:
1.94 schwarze 1025: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1026: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1027: p->rmargin = p->offset + term_len(p, 1);
1028: if (NULL == n->child) {
1029: p->rmargin += term_strlen(p, m->name);
1030: } else if (MDOC_TEXT == n->child->type) {
1031: p->rmargin += term_strlen(p, n->child->string);
1032: if (n->child->next)
1033: p->flags |= TERMP_HANG;
1034: } else {
1035: p->rmargin += term_len(p, 5);
1036: p->flags |= TERMP_HANG;
1037: }
1.94 schwarze 1038: }
1039:
1.65 schwarze 1040: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1041: if (NULL == n->child)
1042: term_word(p, m->name);
1.1 kristaps 1043: return(1);
1044: }
1045:
1046:
1.94 schwarze 1047: /* ARGSUSED */
1048: static void
1049: termp_nm_post(DECL_ARGS)
1050: {
1051:
1052: if (MDOC_HEAD == n->type && n->next->child) {
1053: term_flushln(p);
1054: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1055: } else if (MDOC_BODY == n->type && n->child) {
1056: term_flushln(p);
1057: p->flags &= ~TERMP_NOLPAD;
1058: }
1059: }
1060:
1061:
1.1 kristaps 1062: /* ARGSUSED */
1063: static int
1064: termp_fl_pre(DECL_ARGS)
1065: {
1066:
1.65 schwarze 1067: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1068: term_word(p, "\\-");
1.67 schwarze 1069:
1070: if (n->child)
1071: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1072: else if (n->next && n->next->line == n->line)
1073: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1074:
1.1 kristaps 1075: return(1);
1.49 schwarze 1076: }
1077:
1078:
1079: /* ARGSUSED */
1080: static int
1.104 schwarze 1081: termp__a_pre(DECL_ARGS)
1082: {
1083:
1084: if (n->prev && MDOC__A == n->prev->tok)
1085: if (NULL == n->next || MDOC__A != n->next->tok)
1086: term_word(p, "and");
1087:
1088: return(1);
1089: }
1090:
1091:
1092: /* ARGSUSED */
1093: static int
1.49 schwarze 1094: termp_an_pre(DECL_ARGS)
1095: {
1096:
1.60 schwarze 1097: if (NULL == n->child)
1.49 schwarze 1098: return(1);
1099:
1100: /*
1.60 schwarze 1101: * If not in the AUTHORS section, `An -split' will cause
1102: * newlines to occur before the author name. If in the AUTHORS
1103: * section, by default, the first `An' invocation is nosplit,
1104: * then all subsequent ones, regardless of whether interspersed
1105: * with other macros/text, are split. -split, in this case,
1106: * will override the condition of the implied first -nosplit.
1.49 schwarze 1107: */
1108:
1.60 schwarze 1109: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1110: if ( ! (TERMP_ANPREC & p->flags)) {
1111: if (TERMP_SPLIT & p->flags)
1112: term_newln(p);
1113: return(1);
1114: }
1115: if (TERMP_NOSPLIT & p->flags)
1116: return(1);
1117: term_newln(p);
1118: return(1);
1119: }
1120:
1121: if (TERMP_SPLIT & p->flags)
1122: term_newln(p);
1123:
1124: return(1);
1125: }
1126:
1127:
1128: /* ARGSUSED */
1129: static void
1130: termp_an_post(DECL_ARGS)
1131: {
1132:
1.60 schwarze 1133: if (n->child) {
1134: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1135: p->flags |= TERMP_ANPREC;
1136: return;
1137: }
1138:
1.121 schwarze 1139: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1140: p->flags &= ~TERMP_NOSPLIT;
1141: p->flags |= TERMP_SPLIT;
1.121 schwarze 1142: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1143: p->flags &= ~TERMP_SPLIT;
1144: p->flags |= TERMP_NOSPLIT;
1145: }
1146:
1.1 kristaps 1147: }
1148:
1149:
1150: /* ARGSUSED */
1151: static int
1152: termp_ns_pre(DECL_ARGS)
1153: {
1154:
1.127 schwarze 1155: if ( ! (MDOC_LINE & n->flags))
1156: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1157: return(1);
1158: }
1159:
1160:
1161: /* ARGSUSED */
1162: static int
1163: termp_rs_pre(DECL_ARGS)
1164: {
1165:
1.60 schwarze 1166: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1167: return(1);
1.60 schwarze 1168: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1169: term_vspace(p);
1170: return(1);
1171: }
1172:
1173:
1174: /* ARGSUSED */
1175: static int
1176: termp_rv_pre(DECL_ARGS)
1177: {
1.53 schwarze 1178: const struct mdoc_node *nn;
1.1 kristaps 1179:
1180: term_newln(p);
1181: term_word(p, "The");
1182:
1.60 schwarze 1183: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1184: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1185: term_word(p, nn->string);
1.65 schwarze 1186: term_fontpop(p);
1.53 schwarze 1187: p->flags |= TERMP_NOSPACE;
1188: if (nn->next && NULL == nn->next->next)
1189: term_word(p, "(), and");
1190: else if (nn->next)
1191: term_word(p, "(),");
1192: else
1193: term_word(p, "()");
1194: }
1195:
1.81 schwarze 1196: if (n->child && n->child->next)
1.53 schwarze 1197: term_word(p, "functions return");
1198: else
1199: term_word(p, "function returns");
1.1 kristaps 1200:
1.53 schwarze 1201: term_word(p, "the value 0 if successful; otherwise the value "
1202: "-1 is returned and the global variable");
1.1 kristaps 1203:
1.65 schwarze 1204: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1205: term_word(p, "errno");
1.65 schwarze 1206: term_fontpop(p);
1.1 kristaps 1207:
1208: term_word(p, "is set to indicate the error.");
1.84 schwarze 1209: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1210:
1.53 schwarze 1211: return(0);
1.1 kristaps 1212: }
1213:
1214:
1215: /* ARGSUSED */
1216: static int
1217: termp_ex_pre(DECL_ARGS)
1218: {
1.53 schwarze 1219: const struct mdoc_node *nn;
1.1 kristaps 1220:
1.53 schwarze 1221: term_word(p, "The");
1.1 kristaps 1222:
1.60 schwarze 1223: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1224: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1225: term_word(p, nn->string);
1.65 schwarze 1226: term_fontpop(p);
1.53 schwarze 1227: p->flags |= TERMP_NOSPACE;
1228: if (nn->next && NULL == nn->next->next)
1229: term_word(p, ", and");
1230: else if (nn->next)
1231: term_word(p, ",");
1232: else
1233: p->flags &= ~TERMP_NOSPACE;
1234: }
1235:
1.81 schwarze 1236: if (n->child && n->child->next)
1.53 schwarze 1237: term_word(p, "utilities exit");
1238: else
1239: term_word(p, "utility exits");
1240:
1241: term_word(p, "0 on success, and >0 if an error occurs.");
1.84 schwarze 1242: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1243:
1.53 schwarze 1244: return(0);
1.1 kristaps 1245: }
1246:
1247:
1248: /* ARGSUSED */
1249: static int
1250: termp_nd_pre(DECL_ARGS)
1251: {
1.25 schwarze 1252:
1.60 schwarze 1253: if (MDOC_BODY != n->type)
1.25 schwarze 1254: return(1);
1255:
1256: #if defined(__OpenBSD__) || defined(__linux__)
1257: term_word(p, "\\(en");
1.24 schwarze 1258: #else
1259: term_word(p, "\\(em");
1260: #endif
1.1 kristaps 1261: return(1);
1262: }
1263:
1264:
1265: /* ARGSUSED */
1.73 schwarze 1266: static int
1267: termp_bl_pre(DECL_ARGS)
1268: {
1269:
1270: return(MDOC_HEAD != n->type);
1271: }
1272:
1273:
1274: /* ARGSUSED */
1.1 kristaps 1275: static void
1276: termp_bl_post(DECL_ARGS)
1277: {
1278:
1.60 schwarze 1279: if (MDOC_BLOCK == n->type)
1.1 kristaps 1280: term_newln(p);
1281: }
1282:
1283:
1284: /* ARGSUSED */
1285: static int
1286: termp_xr_pre(DECL_ARGS)
1287: {
1.60 schwarze 1288: const struct mdoc_node *nn;
1.1 kristaps 1289:
1.72 schwarze 1290: if (NULL == n->child)
1291: return(0);
1292:
1293: assert(MDOC_TEXT == n->child->type);
1.60 schwarze 1294: nn = n->child;
1.10 schwarze 1295:
1.60 schwarze 1296: term_word(p, nn->string);
1297: if (NULL == (nn = nn->next))
1.1 kristaps 1298: return(0);
1299: p->flags |= TERMP_NOSPACE;
1300: term_word(p, "(");
1.60 schwarze 1301: term_word(p, nn->string);
1.1 kristaps 1302: term_word(p, ")");
1.60 schwarze 1303:
1.1 kristaps 1304: return(0);
1305: }
1306:
1307:
1.86 schwarze 1308: /*
1309: * This decides how to assert whitespace before any of the SYNOPSIS set
1310: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1311: * macro combos).
1312: */
1313: static void
1314: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1315: {
1316: /*
1317: * Obviously, if we're not in a SYNOPSIS or no prior macros
1318: * exist, do nothing.
1319: */
1.92 schwarze 1320: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1321: return;
1322:
1323: /*
1324: * If we're the second in a pair of like elements, emit our
1325: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1326: * case we soldier on.
1327: */
1328: if (n->prev->tok == n->tok &&
1329: MDOC_Ft != n->tok &&
1330: MDOC_Fo != n->tok &&
1331: MDOC_Fn != n->tok) {
1332: term_newln(p);
1333: return;
1334: }
1335:
1336: /*
1337: * If we're one of the SYNOPSIS set and non-like pair-wise after
1338: * another (or Fn/Fo, which we've let slip through) then assert
1339: * vertical space, else only newline and move on.
1340: */
1341: switch (n->prev->tok) {
1342: case (MDOC_Fd):
1343: /* FALLTHROUGH */
1344: case (MDOC_Fn):
1345: /* FALLTHROUGH */
1346: case (MDOC_Fo):
1347: /* FALLTHROUGH */
1348: case (MDOC_In):
1349: /* FALLTHROUGH */
1350: case (MDOC_Vt):
1351: term_vspace(p);
1352: break;
1353: case (MDOC_Ft):
1354: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1355: term_vspace(p);
1356: break;
1357: }
1358: /* FALLTHROUGH */
1359: default:
1360: term_newln(p);
1361: break;
1362: }
1363: }
1364:
1365:
1.69 schwarze 1366: static int
1367: termp_vt_pre(DECL_ARGS)
1368: {
1369:
1.86 schwarze 1370: if (MDOC_ELEM == n->type) {
1371: synopsis_pre(p, n);
1.69 schwarze 1372: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1373: } else if (MDOC_BLOCK == n->type) {
1374: synopsis_pre(p, n);
1375: return(1);
1376: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1377: return(0);
1378:
1379: return(termp_under_pre(p, pair, m, n));
1380: }
1381:
1382:
1.1 kristaps 1383: /* ARGSUSED */
1384: static int
1.54 schwarze 1385: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1386: {
1387:
1.65 schwarze 1388: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1389: return(1);
1390: }
1391:
1392:
1393: /* ARGSUSED */
1.86 schwarze 1394: static int
1395: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1396: {
1397:
1.86 schwarze 1398: synopsis_pre(p, n);
1399: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1400: }
1401:
1402:
1403: /* ARGSUSED */
1404: static int
1405: termp_sh_pre(DECL_ARGS)
1406: {
1.60 schwarze 1407:
1408: /* No vspace between consecutive `Sh' calls. */
1409:
1410: switch (n->type) {
1.52 schwarze 1411: case (MDOC_BLOCK):
1.60 schwarze 1412: if (n->prev && MDOC_Sh == n->prev->tok)
1413: if (NULL == n->prev->body->child)
1.52 schwarze 1414: break;
1415: term_vspace(p);
1416: break;
1.1 kristaps 1417: case (MDOC_HEAD):
1.65 schwarze 1418: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1419: break;
1420: case (MDOC_BODY):
1.89 schwarze 1421: p->offset = term_len(p, INDENT);
1.1 kristaps 1422: break;
1423: default:
1424: break;
1425: }
1426: return(1);
1427: }
1428:
1429:
1430: /* ARGSUSED */
1431: static void
1432: termp_sh_post(DECL_ARGS)
1433: {
1434:
1.60 schwarze 1435: switch (n->type) {
1.1 kristaps 1436: case (MDOC_HEAD):
1437: term_newln(p);
1438: break;
1439: case (MDOC_BODY):
1440: term_newln(p);
1441: p->offset = 0;
1442: break;
1443: default:
1444: break;
1445: }
1446: }
1447:
1448:
1449: /* ARGSUSED */
1450: static int
1451: termp_bt_pre(DECL_ARGS)
1452: {
1453:
1454: term_word(p, "is currently in beta test.");
1.84 schwarze 1455: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1456: return(0);
1.1 kristaps 1457: }
1458:
1459:
1460: /* ARGSUSED */
1461: static void
1462: termp_lb_post(DECL_ARGS)
1463: {
1464:
1.77 schwarze 1465: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1466: term_newln(p);
1.1 kristaps 1467: }
1468:
1469:
1470: /* ARGSUSED */
1471: static int
1472: termp_ud_pre(DECL_ARGS)
1473: {
1474:
1475: term_word(p, "currently under development.");
1.84 schwarze 1476: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1477: return(0);
1.1 kristaps 1478: }
1479:
1480:
1481: /* ARGSUSED */
1482: static int
1483: termp_d1_pre(DECL_ARGS)
1484: {
1485:
1.60 schwarze 1486: if (MDOC_BLOCK != n->type)
1.1 kristaps 1487: return(1);
1488: term_newln(p);
1.89 schwarze 1489: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1490: return(1);
1491: }
1492:
1493:
1494: /* ARGSUSED */
1495: static void
1496: termp_d1_post(DECL_ARGS)
1497: {
1498:
1.60 schwarze 1499: if (MDOC_BLOCK != n->type)
1.1 kristaps 1500: return;
1501: term_newln(p);
1502: }
1503:
1504:
1505: /* ARGSUSED */
1506: static int
1507: termp_ft_pre(DECL_ARGS)
1508: {
1509:
1.85 schwarze 1510: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1511: synopsis_pre(p, n);
1.65 schwarze 1512: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1513: return(1);
1514: }
1515:
1516:
1517: /* ARGSUSED */
1518: static int
1519: termp_fn_pre(DECL_ARGS)
1520: {
1.60 schwarze 1521: const struct mdoc_node *nn;
1.1 kristaps 1522:
1.86 schwarze 1523: synopsis_pre(p, n);
1.85 schwarze 1524:
1.65 schwarze 1525: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1526: term_word(p, n->child->string);
1.65 schwarze 1527: term_fontpop(p);
1.1 kristaps 1528:
1529: p->flags |= TERMP_NOSPACE;
1530: term_word(p, "(");
1531:
1.60 schwarze 1532: for (nn = n->child->next; nn; nn = nn->next) {
1.65 schwarze 1533: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1534: term_word(p, nn->string);
1.65 schwarze 1535: term_fontpop(p);
1536:
1.60 schwarze 1537: if (nn->next)
1.1 kristaps 1538: term_word(p, ",");
1539: }
1540:
1541: term_word(p, ")");
1542:
1.92 schwarze 1543: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1544: term_word(p, ";");
1545:
1546: return(0);
1547: }
1548:
1549:
1550: /* ARGSUSED */
1551: static int
1552: termp_fa_pre(DECL_ARGS)
1553: {
1.60 schwarze 1554: const struct mdoc_node *nn;
1.1 kristaps 1555:
1.60 schwarze 1556: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1557: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1558: return(1);
1559: }
1560:
1.60 schwarze 1561: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1562: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1563: term_word(p, nn->string);
1.65 schwarze 1564: term_fontpop(p);
1565:
1.60 schwarze 1566: if (nn->next)
1.1 kristaps 1567: term_word(p, ",");
1568: }
1569:
1.60 schwarze 1570: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1571: term_word(p, ",");
1572:
1573: return(0);
1574: }
1575:
1576:
1577: /* ARGSUSED */
1578: static int
1579: termp_bd_pre(DECL_ARGS)
1580: {
1.99 schwarze 1581: size_t tabwidth, rm, rmax;
1.60 schwarze 1582: const struct mdoc_node *nn;
1.1 kristaps 1583:
1.60 schwarze 1584: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1585: print_bvspace(p, n, n);
1.45 schwarze 1586: return(1);
1.73 schwarze 1587: } else if (MDOC_HEAD == n->type)
1588: return(0);
1.1 kristaps 1589:
1.121 schwarze 1590: if (n->norm->Bd.offs)
1591: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 1592:
1593: /*
1594: * If -ragged or -filled are specified, the block does nothing
1595: * but change the indentation. If -unfilled or -literal are
1596: * specified, text is printed exactly as entered in the display:
1597: * for macro lines, a newline is appended to the line. Blank
1598: * lines are allowed.
1599: */
1.48 schwarze 1600:
1.121 schwarze 1601: if (DISP_literal != n->norm->Bd.type &&
1602: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1603: return(1);
1604:
1.75 schwarze 1605: tabwidth = p->tabwidth;
1.123 schwarze 1606: if (DISP_literal == n->norm->Bd.type)
1607: p->tabwidth = term_len(p, 8);
1608:
1.77 schwarze 1609: rm = p->rmargin;
1610: rmax = p->maxrmargin;
1611: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1612:
1.60 schwarze 1613: for (nn = n->child; nn; nn = nn->next) {
1.100 schwarze 1614: print_mdoc_node(p, pair, m, nn);
1.108 schwarze 1615: /*
1616: * If the printed node flushes its own line, then we
1617: * needn't do it here as well. This is hacky, but the
1618: * notion of selective eoln whitespace is pretty dumb
1619: * anyway, so don't sweat it.
1620: */
1621: switch (nn->tok) {
1.112 schwarze 1622: case (MDOC_Sm):
1623: /* FALLTHROUGH */
1.108 schwarze 1624: case (MDOC_br):
1625: /* FALLTHROUGH */
1626: case (MDOC_sp):
1627: /* FALLTHROUGH */
1628: case (MDOC_Bl):
1.115 schwarze 1629: /* FALLTHROUGH */
1630: case (MDOC_D1):
1631: /* FALLTHROUGH */
1632: case (MDOC_Dl):
1.108 schwarze 1633: /* FALLTHROUGH */
1634: case (MDOC_Lp):
1635: /* FALLTHROUGH */
1636: case (MDOC_Pp):
1637: continue;
1638: default:
1639: break;
1640: }
1.100 schwarze 1641: if (nn->next && nn->next->line == nn->line)
1642: continue;
1643: term_flushln(p);
1.48 schwarze 1644: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1645: }
1.88 schwarze 1646:
1.75 schwarze 1647: p->tabwidth = tabwidth;
1.77 schwarze 1648: p->rmargin = rm;
1649: p->maxrmargin = rmax;
1.1 kristaps 1650: return(0);
1651: }
1652:
1653:
1654: /* ARGSUSED */
1655: static void
1656: termp_bd_post(DECL_ARGS)
1657: {
1.77 schwarze 1658: size_t rm, rmax;
1.1 kristaps 1659:
1.60 schwarze 1660: if (MDOC_BODY != n->type)
1.1 kristaps 1661: return;
1.77 schwarze 1662:
1663: rm = p->rmargin;
1664: rmax = p->maxrmargin;
1665:
1.121 schwarze 1666: if (DISP_literal == n->norm->Bd.type ||
1667: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1668: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1669:
1.48 schwarze 1670: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1671: term_newln(p);
1.77 schwarze 1672:
1673: p->rmargin = rm;
1674: p->maxrmargin = rmax;
1.1 kristaps 1675: }
1676:
1677:
1678: /* ARGSUSED */
1.126 schwarze 1679: static int
1680: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1681: {
1682:
1.126 schwarze 1683: if (NULL != (n = n->child)) {
1684: term_word(p, n->string);
1685: p->flags |= TERMP_NOSPACE;
1686: term_word(p, "BSD");
1687: } else {
1688: term_word(p, "BSD");
1689: return(0);
1690: }
1691:
1692: if (NULL != (n = n->next)) {
1693: p->flags |= TERMP_NOSPACE;
1694: term_word(p, "-");
1.1 kristaps 1695: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1696: term_word(p, n->string);
1697: }
1698:
1699: return(0);
1.1 kristaps 1700: }
1701:
1702:
1703: /* ARGSUSED */
1704: static int
1.26 schwarze 1705: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1706: {
1.26 schwarze 1707: const char *pp;
1.1 kristaps 1708:
1.26 schwarze 1709: pp = NULL;
1.60 schwarze 1710: switch (n->tok) {
1.26 schwarze 1711: case (MDOC_Bsx):
1.113 schwarze 1712: pp = "BSD/OS";
1.26 schwarze 1713: break;
1714: case (MDOC_Dx):
1.64 schwarze 1715: pp = "DragonFly";
1.26 schwarze 1716: break;
1717: case (MDOC_Fx):
1718: pp = "FreeBSD";
1719: break;
1720: case (MDOC_Nx):
1721: pp = "NetBSD";
1722: break;
1723: case (MDOC_Ox):
1724: pp = "OpenBSD";
1725: break;
1726: case (MDOC_Ux):
1727: pp = "UNIX";
1728: break;
1729: default:
1730: break;
1731: }
1.1 kristaps 1732:
1.26 schwarze 1733: assert(pp);
1734: term_word(p, pp);
1.1 kristaps 1735: return(1);
1736: }
1737:
1738:
1739: /* ARGSUSED */
1740: static int
1.109 schwarze 1741: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1742: {
1743:
1744: p->flags |= TERMP_IGNDELIM;
1745: return(1);
1746: }
1747:
1748:
1749: /* ARGSUSED */
1750: static void
1751: termp_pf_post(DECL_ARGS)
1752: {
1753:
1754: p->flags |= TERMP_NOSPACE;
1755: }
1756:
1757:
1758: /* ARGSUSED */
1759: static int
1760: termp_ss_pre(DECL_ARGS)
1761: {
1762:
1.60 schwarze 1763: switch (n->type) {
1.1 kristaps 1764: case (MDOC_BLOCK):
1765: term_newln(p);
1.60 schwarze 1766: if (n->prev)
1.1 kristaps 1767: term_vspace(p);
1768: break;
1769: case (MDOC_HEAD):
1.65 schwarze 1770: term_fontpush(p, TERMFONT_BOLD);
1.89 schwarze 1771: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1772: break;
1773: default:
1774: break;
1775: }
1776:
1777: return(1);
1778: }
1779:
1780:
1781: /* ARGSUSED */
1782: static void
1783: termp_ss_post(DECL_ARGS)
1784: {
1785:
1.60 schwarze 1786: if (MDOC_HEAD == n->type)
1.1 kristaps 1787: term_newln(p);
1788: }
1789:
1790:
1791: /* ARGSUSED */
1792: static int
1793: termp_cd_pre(DECL_ARGS)
1794: {
1795:
1.86 schwarze 1796: synopsis_pre(p, n);
1.65 schwarze 1797: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1798: return(1);
1799: }
1800:
1801:
1802: /* ARGSUSED */
1803: static int
1804: termp_in_pre(DECL_ARGS)
1805: {
1806:
1.86 schwarze 1807: synopsis_pre(p, n);
1.85 schwarze 1808:
1.92 schwarze 1809: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1810: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1811: term_word(p, "#include");
1.85 schwarze 1812: term_word(p, "<");
1813: } else {
1814: term_word(p, "<");
1815: term_fontpush(p, TERMFONT_UNDER);
1816: }
1.23 schwarze 1817:
1.1 kristaps 1818: p->flags |= TERMP_NOSPACE;
1819: return(1);
1820: }
1821:
1822:
1823: /* ARGSUSED */
1824: static void
1825: termp_in_post(DECL_ARGS)
1826: {
1827:
1.92 schwarze 1828: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1829: term_fontpush(p, TERMFONT_BOLD);
1830:
1.59 schwarze 1831: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1832: term_word(p, ">");
1833:
1.92 schwarze 1834: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1835: term_fontpop(p);
1.38 schwarze 1836: }
1837:
1838:
1839: /* ARGSUSED */
1840: static int
1841: termp_sp_pre(DECL_ARGS)
1842: {
1.61 schwarze 1843: size_t i, len;
1.38 schwarze 1844:
1.60 schwarze 1845: switch (n->tok) {
1.54 schwarze 1846: case (MDOC_sp):
1.89 schwarze 1847: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1848: break;
1849: case (MDOC_br):
1850: len = 0;
1851: break;
1852: default:
1853: len = 1;
1854: break;
1.38 schwarze 1855: }
1856:
1857: if (0 == len)
1858: term_newln(p);
1859: for (i = 0; i < len; i++)
1860: term_vspace(p);
1861:
1862: return(0);
1863: }
1864:
1865:
1866: /* ARGSUSED */
1867: static int
1.107 schwarze 1868: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1869: {
1870:
1.120 schwarze 1871: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1872: return(1);
1873:
1.107 schwarze 1874: switch (n->tok) {
1875: case (MDOC_Ao):
1876: /* FALLTHROUGH */
1877: case (MDOC_Aq):
1878: term_word(p, "<");
1879: break;
1880: case (MDOC_Bro):
1881: /* FALLTHROUGH */
1882: case (MDOC_Brq):
1883: term_word(p, "{");
1884: break;
1885: case (MDOC_Oo):
1886: /* FALLTHROUGH */
1887: case (MDOC_Op):
1888: /* FALLTHROUGH */
1889: case (MDOC_Bo):
1890: /* FALLTHROUGH */
1891: case (MDOC_Bq):
1892: term_word(p, "[");
1893: break;
1894: case (MDOC_Do):
1895: /* FALLTHROUGH */
1896: case (MDOC_Dq):
1897: term_word(p, "``");
1898: break;
1899: case (MDOC_Po):
1900: /* FALLTHROUGH */
1901: case (MDOC_Pq):
1902: term_word(p, "(");
1903: break;
1.120 schwarze 1904: case (MDOC__T):
1905: /* FALLTHROUGH */
1.107 schwarze 1906: case (MDOC_Qo):
1907: /* FALLTHROUGH */
1908: case (MDOC_Qq):
1909: term_word(p, "\"");
1910: break;
1911: case (MDOC_Ql):
1912: /* FALLTHROUGH */
1913: case (MDOC_So):
1914: /* FALLTHROUGH */
1915: case (MDOC_Sq):
1916: term_word(p, "`");
1917: break;
1918: default:
1919: abort();
1920: /* NOTREACHED */
1921: }
1.1 kristaps 1922:
1923: p->flags |= TERMP_NOSPACE;
1924: return(1);
1925: }
1926:
1927:
1928: /* ARGSUSED */
1929: static void
1.107 schwarze 1930: termp_quote_post(DECL_ARGS)
1.1 kristaps 1931: {
1932:
1.120 schwarze 1933: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1934: return;
1935:
1936: p->flags |= TERMP_NOSPACE;
1937:
1.107 schwarze 1938: switch (n->tok) {
1939: case (MDOC_Ao):
1940: /* FALLTHROUGH */
1941: case (MDOC_Aq):
1942: term_word(p, ">");
1943: break;
1944: case (MDOC_Bro):
1945: /* FALLTHROUGH */
1946: case (MDOC_Brq):
1947: term_word(p, "}");
1948: break;
1949: case (MDOC_Oo):
1950: /* FALLTHROUGH */
1951: case (MDOC_Op):
1952: /* FALLTHROUGH */
1953: case (MDOC_Bo):
1954: /* FALLTHROUGH */
1955: case (MDOC_Bq):
1956: term_word(p, "]");
1957: break;
1958: case (MDOC_Do):
1959: /* FALLTHROUGH */
1960: case (MDOC_Dq):
1961: term_word(p, "''");
1962: break;
1963: case (MDOC_Po):
1964: /* FALLTHROUGH */
1965: case (MDOC_Pq):
1966: term_word(p, ")");
1967: break;
1.120 schwarze 1968: case (MDOC__T):
1969: /* FALLTHROUGH */
1.107 schwarze 1970: case (MDOC_Qo):
1971: /* FALLTHROUGH */
1972: case (MDOC_Qq):
1973: term_word(p, "\"");
1974: break;
1975: case (MDOC_Ql):
1976: /* FALLTHROUGH */
1977: case (MDOC_So):
1978: /* FALLTHROUGH */
1979: case (MDOC_Sq):
1980: term_word(p, "'");
1981: break;
1982: default:
1983: abort();
1984: /* NOTREACHED */
1985: }
1.1 kristaps 1986: }
1987:
1988:
1989: /* ARGSUSED */
1990: static int
1991: termp_fo_pre(DECL_ARGS)
1992: {
1993:
1.85 schwarze 1994: if (MDOC_BLOCK == n->type) {
1.86 schwarze 1995: synopsis_pre(p, n);
1.85 schwarze 1996: return(1);
1997: } else if (MDOC_BODY == n->type) {
1.31 schwarze 1998: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1999: term_word(p, "(");
2000: return(1);
1.85 schwarze 2001: }
2002:
1.95 schwarze 2003: if (NULL == n->child)
2004: return(0);
2005:
1.85 schwarze 2006: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2007:
1.85 schwarze 2008: assert(n->child->string);
1.65 schwarze 2009: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2010: term_word(p, n->child->string);
1.1 kristaps 2011: return(0);
2012: }
2013:
2014:
2015: /* ARGSUSED */
2016: static void
2017: termp_fo_post(DECL_ARGS)
2018: {
2019:
1.86 schwarze 2020: if (MDOC_BODY != n->type)
2021: return;
2022:
2023: term_word(p, ")");
2024:
1.107 schwarze 2025: if (MDOC_SYNPRETTY & n->flags)
1.86 schwarze 2026: term_word(p, ";");
1.1 kristaps 2027: }
2028:
2029:
2030: /* ARGSUSED */
2031: static int
2032: termp_bf_pre(DECL_ARGS)
2033: {
2034:
1.60 schwarze 2035: if (MDOC_HEAD == n->type)
1.1 kristaps 2036: return(0);
1.60 schwarze 2037: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2038: return(1);
2039:
1.121 schwarze 2040: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2041: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2042: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2043: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2044: else
1.65 schwarze 2045: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2046:
2047: return(1);
2048: }
2049:
2050:
2051: /* ARGSUSED */
2052: static int
2053: termp_sm_pre(DECL_ARGS)
2054: {
2055:
1.60 schwarze 2056: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2057: if (0 == strcmp("on", n->child->string)) {
2058: if (p->col)
2059: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2060: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2061: } else
1.1 kristaps 2062: p->flags |= TERMP_NONOSPACE;
2063:
2064: return(0);
2065: }
2066:
2067:
2068: /* ARGSUSED */
2069: static int
2070: termp_ap_pre(DECL_ARGS)
2071: {
2072:
2073: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2074: term_word(p, "'");
1.1 kristaps 2075: p->flags |= TERMP_NOSPACE;
2076: return(1);
2077: }
2078:
2079:
2080: /* ARGSUSED */
2081: static void
2082: termp____post(DECL_ARGS)
2083: {
1.104 schwarze 2084:
2085: /*
2086: * Handle lists of authors. In general, print each followed by
2087: * a comma. Don't print the comma if there are only two
2088: * authors.
2089: */
2090: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2091: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2092: if (NULL == n->prev || MDOC__A != n->prev->tok)
2093: return;
1.1 kristaps 2094:
1.62 schwarze 2095: /* TODO: %U. */
2096:
1.106 schwarze 2097: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2098: return;
2099:
2100: if (NULL == n->next) {
2101: term_word(p, ".");
2102: p->flags |= TERMP_SENTENCE;
2103: } else
2104: term_word(p, ",");
1.1 kristaps 2105: }
2106:
2107:
2108: /* ARGSUSED */
2109: static int
1.65 schwarze 2110: termp_li_pre(DECL_ARGS)
2111: {
2112:
2113: term_fontpush(p, TERMFONT_NONE);
2114: return(1);
2115: }
2116:
2117:
2118: /* ARGSUSED */
2119: static int
1.1 kristaps 2120: termp_lk_pre(DECL_ARGS)
2121: {
1.101 schwarze 2122: const struct mdoc_node *nn, *sv;
1.1 kristaps 2123:
1.65 schwarze 2124: term_fontpush(p, TERMFONT_UNDER);
1.101 schwarze 2125:
2126: nn = sv = n->child;
1.62 schwarze 2127:
1.114 schwarze 2128: if (NULL == nn || NULL == nn->next)
1.6 schwarze 2129: return(1);
1.1 kristaps 2130:
1.101 schwarze 2131: for (nn = nn->next; nn; nn = nn->next)
2132: term_word(p, nn->string);
2133:
1.65 schwarze 2134: term_fontpop(p);
1.62 schwarze 2135:
1.1 kristaps 2136: term_word(p, ":");
2137:
1.65 schwarze 2138: term_fontpush(p, TERMFONT_BOLD);
1.101 schwarze 2139: term_word(p, sv->string);
1.65 schwarze 2140: term_fontpop(p);
1.6 schwarze 2141:
1.1 kristaps 2142: return(0);
2143: }
2144:
1.90 schwarze 2145:
2146: /* ARGSUSED */
2147: static int
2148: termp_bk_pre(DECL_ARGS)
2149: {
2150:
1.91 schwarze 2151: switch (n->type) {
2152: case (MDOC_BLOCK):
1.95 schwarze 2153: break;
1.91 schwarze 2154: case (MDOC_HEAD):
2155: return(0);
2156: case (MDOC_BODY):
1.117 schwarze 2157: if (n->parent->args || 0 == n->prev->nchild)
2158: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2159: break;
1.91 schwarze 2160: default:
2161: abort();
1.95 schwarze 2162: /* NOTREACHED */
1.91 schwarze 2163: }
1.95 schwarze 2164:
2165: return(1);
1.90 schwarze 2166: }
2167:
2168:
2169: /* ARGSUSED */
2170: static void
2171: termp_bk_post(DECL_ARGS)
2172: {
2173:
1.91 schwarze 2174: if (MDOC_BODY == n->type)
2175: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2176: }
1.120 schwarze 2177:
2178: /* ARGSUSED */
2179: static void
2180: termp__t_post(DECL_ARGS)
2181: {
2182:
2183: /*
2184: * If we're in an `Rs' and there's a journal present, then quote
2185: * us instead of underlining us (for disambiguation).
2186: */
1.121 schwarze 2187: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2188: n->parent->norm->Rs.quote_T)
1.120 schwarze 2189: termp_quote_post(p, pair, m, n);
2190:
2191: termp____post(p, pair, m, n);
2192: }
2193:
2194: /* ARGSUSED */
2195: static int
2196: termp__t_pre(DECL_ARGS)
2197: {
2198:
2199: /*
2200: * If we're in an `Rs' and there's a journal present, then quote
2201: * us instead of underlining us (for disambiguation).
2202: */
1.121 schwarze 2203: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2204: n->parent->norm->Rs.quote_T)
1.120 schwarze 2205: return(termp_quote_pre(p, pair, m, n));
2206:
2207: term_fontpush(p, TERMFONT_UNDER);
2208: return(1);
1.121 schwarze 2209: }
1.1 kristaps 2210:
2211: /* ARGSUSED */
2212: static int
1.54 schwarze 2213: termp_under_pre(DECL_ARGS)
1.1 kristaps 2214: {
2215:
1.65 schwarze 2216: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2217: return(1);
2218: }
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