Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.142
1.142 ! schwarze 1: /* $Id: mdoc_term.c,v 1.141 2012/07/08 16:50:36 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.142 ! schwarze 4: * Copyright (c) 2010, 2012 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 "main.h"
1.54 schwarze 32:
1.1 kristaps 33: struct termpair {
34: struct termpair *ppair;
1.27 schwarze 35: int count;
1.1 kristaps 36: };
37:
1.29 schwarze 38: #define DECL_ARGS struct termp *p, \
39: struct termpair *pair, \
1.60 schwarze 40: const struct mdoc_meta *m, \
41: const struct mdoc_node *n
1.1 kristaps 42:
43: struct termact {
44: int (*pre)(DECL_ARGS);
45: void (*post)(DECL_ARGS);
46: };
1.29 schwarze 47:
1.89 schwarze 48: static size_t a2width(const struct termp *, const char *);
49: static size_t a2height(const struct termp *, const char *);
50: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 51:
52: static void print_bvspace(struct termp *,
53: const struct mdoc_node *,
54: const struct mdoc_node *);
1.65 schwarze 55: static void print_mdoc_node(DECL_ARGS);
56: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 57: static void print_mdoc_head(struct termp *, const void *);
58: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 59: static void synopsis_pre(struct termp *,
60: const struct mdoc_node *);
1.62 schwarze 61:
1.29 schwarze 62: static void termp____post(DECL_ARGS);
1.120 schwarze 63: static void termp__t_post(DECL_ARGS);
1.49 schwarze 64: static void termp_an_post(DECL_ARGS);
1.29 schwarze 65: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 66: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 67: static void termp_bl_post(DECL_ARGS);
68: static void termp_d1_post(DECL_ARGS);
69: static void termp_fo_post(DECL_ARGS);
70: static void termp_in_post(DECL_ARGS);
71: static void termp_it_post(DECL_ARGS);
72: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 73: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 74: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 75: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 76: static void termp_sh_post(DECL_ARGS);
77: static void termp_ss_post(DECL_ARGS);
78:
1.104 schwarze 79: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 80: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 81: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 82: static int termp_ap_pre(DECL_ARGS);
83: static int termp_bd_pre(DECL_ARGS);
84: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 85: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 86: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 87: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 88: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 89: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 90: static int termp_cd_pre(DECL_ARGS);
91: static int termp_d1_pre(DECL_ARGS);
92: static int termp_ex_pre(DECL_ARGS);
93: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 94: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 95: static int termp_fl_pre(DECL_ARGS);
96: static int termp_fn_pre(DECL_ARGS);
97: static int termp_fo_pre(DECL_ARGS);
98: static int termp_ft_pre(DECL_ARGS);
1.109 schwarze 99: static int termp_igndelim_pre(DECL_ARGS);
1.29 schwarze 100: static int termp_in_pre(DECL_ARGS);
101: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 102: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 103: static int termp_lk_pre(DECL_ARGS);
104: static int termp_nd_pre(DECL_ARGS);
105: static int termp_nm_pre(DECL_ARGS);
106: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 107: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 108: static int termp_rs_pre(DECL_ARGS);
109: static int termp_rv_pre(DECL_ARGS);
110: static int termp_sh_pre(DECL_ARGS);
111: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 112: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 114: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 116: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_xr_pre(DECL_ARGS);
118: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 119:
1.54 schwarze 120: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 121: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 122: { NULL, NULL }, /* Dd */
123: { NULL, NULL }, /* Dt */
124: { NULL, NULL }, /* Os */
125: { termp_sh_pre, termp_sh_post }, /* Sh */
126: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 127: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 128: { termp_d1_pre, termp_d1_post }, /* D1 */
129: { termp_d1_pre, termp_d1_post }, /* Dl */
130: { termp_bd_pre, termp_bd_post }, /* Bd */
131: { NULL, NULL }, /* Ed */
1.73 schwarze 132: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 133: { NULL, NULL }, /* El */
134: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 135: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 136: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 137: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 138: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 139: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 140: { NULL, NULL }, /* Dv */
141: { NULL, NULL }, /* Er */
142: { NULL, NULL }, /* Ev */
143: { termp_ex_pre, NULL }, /* Ex */
144: { termp_fa_pre, NULL }, /* Fa */
1.86 schwarze 145: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 146: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 147: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 148: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 149: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 150: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 151: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 152: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 153: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 154: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 155: { NULL, NULL }, /* Ot */
1.54 schwarze 156: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 157: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 158: { NULL, NULL }, /* St */
1.54 schwarze 159: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 160: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 161: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 162: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 163: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 164: { NULL, termp____post }, /* %D */
1.58 schwarze 165: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 166: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 167: { NULL, termp____post }, /* %N */
168: { NULL, termp____post }, /* %O */
169: { NULL, termp____post }, /* %P */
170: { NULL, termp____post }, /* %R */
1.120 schwarze 171: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 172: { NULL, termp____post }, /* %V */
173: { NULL, NULL }, /* Ac */
1.107 schwarze 174: { termp_quote_pre, termp_quote_post }, /* Ao */
175: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 176: { NULL, NULL }, /* At */
1.1 kristaps 177: { NULL, NULL }, /* Bc */
178: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 179: { termp_quote_pre, termp_quote_post }, /* Bo */
180: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 181: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 182: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 183: { NULL, NULL }, /* Db */
184: { NULL, NULL }, /* Dc */
1.107 schwarze 185: { termp_quote_pre, termp_quote_post }, /* Do */
186: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 187: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 188: { NULL, NULL }, /* Ef */
1.54 schwarze 189: { termp_under_pre, NULL }, /* Em */
1.139 schwarze 190: { termp_quote_pre, termp_quote_post }, /* Eo */
1.26 schwarze 191: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 192: { termp_bold_pre, NULL }, /* Ms */
1.109 schwarze 193: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 194: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 195: { termp_xx_pre, NULL }, /* Nx */
196: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 197: { NULL, NULL }, /* Pc */
1.109 schwarze 198: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.107 schwarze 199: { termp_quote_pre, termp_quote_post }, /* Po */
200: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 201: { NULL, NULL }, /* Qc */
1.107 schwarze 202: { termp_quote_pre, termp_quote_post }, /* Ql */
203: { termp_quote_pre, termp_quote_post }, /* Qo */
204: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 205: { NULL, NULL }, /* Re */
206: { termp_rs_pre, NULL }, /* Rs */
207: { NULL, NULL }, /* Sc */
1.107 schwarze 208: { termp_quote_pre, termp_quote_post }, /* So */
209: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 210: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 211: { termp_under_pre, NULL }, /* Sx */
212: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 213: { NULL, NULL }, /* Tn */
1.26 schwarze 214: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 215: { NULL, NULL }, /* Xc */
216: { NULL, NULL }, /* Xo */
217: { termp_fo_pre, termp_fo_post }, /* Fo */
218: { NULL, NULL }, /* Fc */
1.107 schwarze 219: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 220: { NULL, NULL }, /* Oc */
1.90 schwarze 221: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 222: { NULL, NULL }, /* Ek */
223: { termp_bt_pre, NULL }, /* Bt */
224: { NULL, NULL }, /* Hf */
225: { NULL, NULL }, /* Fr */
226: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 227: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 228: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 229: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 230: { termp_under_pre, NULL }, /* Mt */
1.107 schwarze 231: { termp_quote_pre, termp_quote_post }, /* Brq */
232: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 233: { NULL, NULL }, /* Brc */
1.58 schwarze 234: { NULL, termp____post }, /* %C */
235: { NULL, NULL }, /* Es */ /* TODO */
236: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 237: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 238: { NULL, termp____post }, /* %Q */
1.54 schwarze 239: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 240: { termp_sp_pre, NULL }, /* sp */
1.62 schwarze 241: { termp_under_pre, termp____post }, /* %U */
1.85 schwarze 242: { NULL, NULL }, /* Ta */
1.1 kristaps 243: };
244:
245:
1.55 schwarze 246: void
1.61 schwarze 247: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 248: {
1.55 schwarze 249: const struct mdoc_node *n;
250: const struct mdoc_meta *m;
1.61 schwarze 251: struct termp *p;
252:
253: p = (struct termp *)arg;
1.71 schwarze 254:
1.140 schwarze 255: if (0 == p->defindent)
256: p->defindent = 5;
257:
1.71 schwarze 258: p->overstep = 0;
1.80 schwarze 259: p->maxrmargin = p->defrmargin;
1.89 schwarze 260: p->tabwidth = term_len(p, 5);
1.61 schwarze 261:
262: if (NULL == p->symtab)
1.133 schwarze 263: p->symtab = mchars_alloc();
1.55 schwarze 264:
265: n = mdoc_node(mdoc);
266: m = mdoc_meta(mdoc);
267:
1.87 schwarze 268: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
269:
1.55 schwarze 270: if (n->child)
1.65 schwarze 271: print_mdoc_nodelist(p, NULL, m, n->child);
1.87 schwarze 272:
273: term_end(p);
1.1 kristaps 274: }
275:
276:
277: static void
1.65 schwarze 278: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 279: {
280:
1.65 schwarze 281: print_mdoc_node(p, pair, m, n);
1.60 schwarze 282: if (n->next)
1.65 schwarze 283: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 284: }
285:
286:
1.54 schwarze 287: /* ARGSUSED */
1.1 kristaps 288: static void
1.65 schwarze 289: print_mdoc_node(DECL_ARGS)
1.1 kristaps 290: {
1.65 schwarze 291: int chld;
292: const void *font;
1.1 kristaps 293: struct termpair npair;
1.28 schwarze 294: size_t offset, rmargin;
1.1 kristaps 295:
1.54 schwarze 296: chld = 1;
1.28 schwarze 297: offset = p->offset;
298: rmargin = p->rmargin;
1.65 schwarze 299: font = term_fontq(p);
1.1 kristaps 300:
1.63 schwarze 301: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 302: npair.ppair = pair;
1.65 schwarze 303:
1.95 schwarze 304: /*
305: * Keeps only work until the end of a line. If a keep was
306: * invoked in a prior line, revert it to PREKEEP.
1.116 schwarze 307: *
308: * Also let SYNPRETTY sections behave as if they were wrapped
309: * in a `Bk' block.
1.95 schwarze 310: */
311:
1.116 schwarze 312: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.95 schwarze 313: if (n->prev && n->prev->line != n->line) {
314: p->flags &= ~TERMP_KEEP;
315: p->flags |= TERMP_PREKEEP;
316: } else if (NULL == n->prev) {
317: if (n->parent && n->parent->line != n->line) {
318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: }
321: }
322: }
1.116 schwarze 323:
324: /*
325: * Since SYNPRETTY sections aren't "turned off" with `Ek',
326: * we have to intuit whether we should disable formatting.
327: */
328:
329: if ( ! (MDOC_SYNPRETTY & n->flags) &&
330: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
331: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
332: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.128 schwarze 333:
334: /*
335: * After the keep flags have been set up, we may now
336: * produce output. Note that some pre-handlers do so.
337: */
338:
339: switch (n->type) {
340: case (MDOC_TEXT):
341: if (' ' == *n->string && MDOC_LINE & n->flags)
342: term_newln(p);
1.132 schwarze 343: if (MDOC_DELIMC & n->flags)
344: p->flags |= TERMP_NOSPACE;
1.128 schwarze 345: term_word(p, n->string);
1.132 schwarze 346: if (MDOC_DELIMO & n->flags)
347: p->flags |= TERMP_NOSPACE;
1.128 schwarze 348: break;
1.131 schwarze 349: case (MDOC_EQN):
1.135 schwarze 350: term_eqn(p, n->eqn);
1.131 schwarze 351: break;
1.128 schwarze 352: case (MDOC_TBL):
353: term_tbl(p, n->span);
354: break;
355: default:
356: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
357: chld = (*termacts[n->tok].pre)
358: (p, &npair, m, n);
359: break;
360: }
1.95 schwarze 361:
1.60 schwarze 362: if (chld && n->child)
1.65 schwarze 363: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 364:
1.65 schwarze 365: term_fontpopq(p, font);
1.1 kristaps 366:
1.122 schwarze 367: switch (n->type) {
368: case (MDOC_TEXT):
369: break;
370: case (MDOC_TBL):
1.131 schwarze 371: break;
372: case (MDOC_EQN):
1.122 schwarze 373: break;
374: default:
375: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
376: break;
1.95 schwarze 377: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.93 schwarze 378:
379: /*
380: * Explicit end tokens not only call the post
381: * handler, but also tell the respective block
382: * that it must not call the post handler again.
383: */
1.95 schwarze 384: if (ENDBODY_NOT != n->end)
1.93 schwarze 385: n->pending->flags |= MDOC_ENDED;
386:
387: /*
388: * End of line terminating an implicit block
389: * while an explicit block is still open.
390: * Continue the explicit block without spacing.
391: */
392: if (ENDBODY_NOSPACE == n->end)
393: p->flags |= TERMP_NOSPACE;
1.122 schwarze 394: break;
1.93 schwarze 395: }
1.28 schwarze 396:
1.78 schwarze 397: if (MDOC_EOS & n->flags)
398: p->flags |= TERMP_SENTENCE;
399:
1.28 schwarze 400: p->offset = offset;
401: p->rmargin = rmargin;
1.1 kristaps 402: }
403:
404:
405: static void
1.87 schwarze 406: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 407: {
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:
1.1 kristaps 422: term_vspace(p);
423:
1.7 schwarze 424: p->offset = 0;
1.89 schwarze 425: p->rmargin = (p->maxrmargin -
1.130 schwarze 426: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 427: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
428:
1.130 schwarze 429: term_word(p, m->os);
1.1 kristaps 430: term_flushln(p);
431:
1.7 schwarze 432: p->offset = p->rmargin;
1.130 schwarze 433: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.136 schwarze 434: p->flags |= TERMP_NOSPACE;
1.7 schwarze 435:
1.130 schwarze 436: term_word(p, m->date);
1.7 schwarze 437: term_flushln(p);
438:
1.1 kristaps 439: p->offset = p->rmargin;
440: p->rmargin = p->maxrmargin;
441: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 442: p->flags |= TERMP_NOSPACE;
1.1 kristaps 443:
1.130 schwarze 444: term_word(p, m->os);
1.1 kristaps 445: term_flushln(p);
1.7 schwarze 446:
447: p->offset = 0;
448: p->rmargin = p->maxrmargin;
449: p->flags = 0;
1.1 kristaps 450: }
451:
452:
453: static void
1.87 schwarze 454: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 455: {
1.63 schwarze 456: char buf[BUFSIZ], title[BUFSIZ];
1.137 schwarze 457: size_t buflen, titlen;
1.87 schwarze 458: const struct mdoc_meta *m;
459:
460: m = (const struct mdoc_meta *)arg;
1.1 kristaps 461:
462: /*
463: * The header is strange. It has three components, which are
464: * really two with the first duplicated. It goes like this:
465: *
466: * IDENTIFIER TITLE IDENTIFIER
467: *
468: * The IDENTIFIER is NAME(SECTION), which is the command-name
469: * (if given, or "unknown" if not) followed by the manual page
470: * section. These are given in `Dt'. The TITLE is a free-form
471: * string depending on the manual volume. If not specified, it
472: * switches on the manual section.
473: */
474:
1.137 schwarze 475: p->offset = 0;
476: p->rmargin = p->maxrmargin;
477:
1.60 schwarze 478: assert(m->vol);
1.63 schwarze 479: strlcpy(buf, m->vol, BUFSIZ);
1.137 schwarze 480: buflen = term_strlen(p, buf);
1.1 kristaps 481:
1.60 schwarze 482: if (m->arch) {
1.63 schwarze 483: strlcat(buf, " (", BUFSIZ);
484: strlcat(buf, m->arch, BUFSIZ);
485: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 486: }
487:
1.79 schwarze 488: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.137 schwarze 489: titlen = term_strlen(p, title);
1.1 kristaps 490:
1.137 schwarze 491: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1 kristaps 492: p->offset = 0;
1.137 schwarze 493: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
494: (p->maxrmargin -
495: term_strlen(p, buf) + term_len(p, 1)) / 2 :
496: p->maxrmargin - buflen;
1.1 kristaps 497:
498: term_word(p, title);
499: term_flushln(p);
500:
1.137 schwarze 501: p->flags |= TERMP_NOSPACE;
1.1 kristaps 502: p->offset = p->rmargin;
1.137 schwarze 503: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
504: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 505:
506: term_word(p, buf);
507: term_flushln(p);
508:
509: p->flags &= ~TERMP_NOBREAK;
1.137 schwarze 510: if (p->rmargin + titlen <= p->maxrmargin) {
511: p->flags |= TERMP_NOSPACE;
512: p->offset = p->rmargin;
513: p->rmargin = p->maxrmargin;
514: term_word(p, title);
515: term_flushln(p);
516: }
1.1 kristaps 517:
1.137 schwarze 518: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 519: p->offset = 0;
1.1 kristaps 520: p->rmargin = p->maxrmargin;
521: }
522:
523:
524: static size_t
1.89 schwarze 525: a2height(const struct termp *p, const char *v)
1.1 kristaps 526: {
1.61 schwarze 527: struct roffsu su;
1.1 kristaps 528:
1.134 schwarze 529:
1.89 schwarze 530: assert(v);
531: if ( ! a2roffsu(v, &su, SCALE_VS))
1.134 schwarze 532: SCALE_VS_INIT(&su, atoi(v));
1.1 kristaps 533:
1.89 schwarze 534: return(term_vspan(p, &su));
1.61 schwarze 535: }
1.34 schwarze 536:
1.1 kristaps 537:
1.61 schwarze 538: static size_t
1.89 schwarze 539: a2width(const struct termp *p, const char *v)
1.61 schwarze 540: {
541: struct roffsu su;
1.1 kristaps 542:
1.88 schwarze 543: assert(v);
544: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 545: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 546:
1.89 schwarze 547: return(term_hspan(p, &su));
1.1 kristaps 548: }
549:
550:
551: static size_t
1.89 schwarze 552: a2offs(const struct termp *p, const char *v)
1.1 kristaps 553: {
1.61 schwarze 554: struct roffsu su;
1.1 kristaps 555:
1.88 schwarze 556: if ('\0' == *v)
1.61 schwarze 557: return(0);
1.88 schwarze 558: else if (0 == strcmp(v, "left"))
1.9 schwarze 559: return(0);
1.88 schwarze 560: else if (0 == strcmp(v, "indent"))
1.140 schwarze 561: return(term_len(p, p->defindent + 1));
1.88 schwarze 562: else if (0 == strcmp(v, "indent-two"))
1.140 schwarze 563: return(term_len(p, (p->defindent + 1) * 2));
1.88 schwarze 564: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 565: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 566:
1.89 schwarze 567: return(term_hspan(p, &su));
1.1 kristaps 568: }
569:
570:
1.68 schwarze 571: /*
572: * Determine how much space to print out before block elements of `It'
573: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
574: * too.
575: */
1.45 schwarze 576: static void
1.61 schwarze 577: print_bvspace(struct termp *p,
1.1 kristaps 578: const struct mdoc_node *bl,
1.60 schwarze 579: const struct mdoc_node *n)
1.1 kristaps 580: {
1.60 schwarze 581: const struct mdoc_node *nn;
1.138 schwarze 582:
583: assert(n);
1.1 kristaps 584:
585: term_newln(p);
1.88 schwarze 586:
1.121 schwarze 587: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 588: return;
1.121 schwarze 589: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 590: return;
591:
1.60 schwarze 592: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 593:
1.60 schwarze 594: for (nn = n; nn; nn = nn->parent) {
595: if (MDOC_BLOCK != nn->type)
1.1 kristaps 596: continue;
1.60 schwarze 597: if (MDOC_Ss == nn->tok)
1.45 schwarze 598: return;
1.60 schwarze 599: if (MDOC_Sh == nn->tok)
1.45 schwarze 600: return;
1.60 schwarze 601: if (NULL == nn->prev)
1.1 kristaps 602: continue;
603: break;
604: }
605:
1.60 schwarze 606: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 607:
1.121 schwarze 608: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 609: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 610: return;
611:
1.60 schwarze 612: /* A `-diag' without body does not vspace. */
613:
1.121 schwarze 614: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 615: if (n->prev && MDOC_It == n->prev->tok) {
616: assert(n->prev->body);
617: if (NULL == n->prev->body->child)
1.45 schwarze 618: return;
619: }
620:
621: term_vspace(p);
1.1 kristaps 622: }
623:
624:
625: /* ARGSUSED */
626: static int
627: termp_it_pre(DECL_ARGS)
628: {
1.60 schwarze 629: const struct mdoc_node *bl, *nn;
1.1 kristaps 630: char buf[7];
1.95 schwarze 631: int i;
1.68 schwarze 632: size_t width, offset, ncols, dcol;
1.82 schwarze 633: enum mdoc_list type;
1.1 kristaps 634:
1.60 schwarze 635: if (MDOC_BLOCK == n->type) {
1.61 schwarze 636: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 637: return(1);
638: }
1.1 kristaps 639:
1.60 schwarze 640: bl = n->parent->parent->parent;
1.121 schwarze 641: type = bl->norm->Bl.type;
1.1 kristaps 642:
1.68 schwarze 643: /*
644: * First calculate width and offset. This is pretty easy unless
645: * we're a -column list, in which case all prior columns must
646: * be accounted for.
647: */
648:
649: width = offset = 0;
650:
1.121 schwarze 651: if (bl->norm->Bl.offs)
652: offset = a2offs(p, bl->norm->Bl.offs);
1.66 schwarze 653:
1.1 kristaps 654: switch (type) {
1.82 schwarze 655: case (LIST_column):
1.85 schwarze 656: if (MDOC_HEAD == n->type)
1.1 kristaps 657: break;
1.88 schwarze 658:
1.66 schwarze 659: /*
1.68 schwarze 660: * Imitate groff's column handling:
661: * - For each earlier column, add its width.
662: * - For less than 5 columns, add four more blanks per
663: * column.
664: * - For exactly 5 columns, add three more blank per
665: * column.
666: * - For more than 5 columns, add only one column.
1.66 schwarze 667: */
1.121 schwarze 668: ncols = bl->norm->Bl.ncols;
1.95 schwarze 669:
1.68 schwarze 670: /* LINTED */
1.89 schwarze 671: dcol = ncols < 5 ? term_len(p, 4) :
672: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 673:
1.85 schwarze 674: /*
675: * Calculate the offset by applying all prior MDOC_BODY,
676: * so we stop at the MDOC_HEAD (NULL == nn->prev).
677: */
678:
1.68 schwarze 679: for (i = 0, nn = n->prev;
1.85 schwarze 680: nn->prev && i < (int)ncols;
1.68 schwarze 681: nn = nn->prev, i++)
682: offset += dcol + a2width
1.121 schwarze 683: (p, bl->norm->Bl.cols[i]);
1.66 schwarze 684:
685: /*
1.68 schwarze 686: * When exceeding the declared number of columns, leave
687: * the remaining widths at 0. This will later be
688: * adjusted to the default width of 10, or, for the last
689: * column, stretched to the right margin.
1.46 schwarze 690: */
1.68 schwarze 691: if (i >= (int)ncols)
692: break;
1.46 schwarze 693:
1.66 schwarze 694: /*
1.68 schwarze 695: * Use the declared column widths, extended as explained
696: * in the preceding paragraph.
1.66 schwarze 697: */
1.121 schwarze 698: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 699: break;
700: default:
1.121 schwarze 701: if (NULL == bl->norm->Bl.width)
1.68 schwarze 702: break;
703:
704: /*
705: * Note: buffer the width by 2, which is groff's magic
706: * number for buffering single arguments. See the above
707: * handling for column for how this changes.
708: */
1.121 schwarze 709: assert(bl->norm->Bl.width);
710: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 711: break;
712: }
713:
714: /*
715: * List-type can override the width in the case of fixed-head
716: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 717: * offset.
1.1 kristaps 718: */
719:
720: switch (type) {
1.82 schwarze 721: case (LIST_bullet):
1.1 kristaps 722: /* FALLTHROUGH */
1.82 schwarze 723: case (LIST_dash):
1.1 kristaps 724: /* FALLTHROUGH */
1.82 schwarze 725: case (LIST_hyphen):
1.89 schwarze 726: if (width < term_len(p, 4))
727: width = term_len(p, 4);
1.19 schwarze 728: break;
1.82 schwarze 729: case (LIST_enum):
1.89 schwarze 730: if (width < term_len(p, 5))
731: width = term_len(p, 5);
1.1 kristaps 732: break;
1.82 schwarze 733: case (LIST_hang):
1.33 schwarze 734: if (0 == width)
1.89 schwarze 735: width = term_len(p, 8);
1.33 schwarze 736: break;
1.82 schwarze 737: case (LIST_column):
1.41 schwarze 738: /* FALLTHROUGH */
1.82 schwarze 739: case (LIST_tag):
1.1 kristaps 740: if (0 == width)
1.89 schwarze 741: width = term_len(p, 10);
1.1 kristaps 742: break;
743: default:
744: break;
745: }
746:
747: /*
1.16 schwarze 748: * Whitespace control. Inset bodies need an initial space,
749: * while diagonal bodies need two.
1.1 kristaps 750: */
751:
1.42 schwarze 752: p->flags |= TERMP_NOSPACE;
753:
1.1 kristaps 754: switch (type) {
1.82 schwarze 755: case (LIST_diag):
1.60 schwarze 756: if (MDOC_BODY == n->type)
1.48 schwarze 757: term_word(p, "\\ \\ ");
1.42 schwarze 758: break;
1.82 schwarze 759: case (LIST_inset):
1.60 schwarze 760: if (MDOC_BODY == n->type)
1.42 schwarze 761: term_word(p, "\\ ");
1.1 kristaps 762: break;
763: default:
764: break;
765: }
766:
1.42 schwarze 767: p->flags |= TERMP_NOSPACE;
768:
1.1 kristaps 769: switch (type) {
1.82 schwarze 770: case (LIST_diag):
1.60 schwarze 771: if (MDOC_HEAD == n->type)
1.65 schwarze 772: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 773: break;
774: default:
775: break;
776: }
777:
778: /*
1.68 schwarze 779: * Pad and break control. This is the tricky part. These flags
780: * are documented in term_flushln() in term.c. Note that we're
781: * going to unset all of these flags in termp_it_post() when we
782: * exit.
1.1 kristaps 783: */
784:
785: switch (type) {
1.82 schwarze 786: case (LIST_bullet):
1.1 kristaps 787: /* FALLTHROUGH */
1.82 schwarze 788: case (LIST_dash):
1.1 kristaps 789: /* FALLTHROUGH */
1.82 schwarze 790: case (LIST_enum):
1.1 kristaps 791: /* FALLTHROUGH */
1.82 schwarze 792: case (LIST_hyphen):
1.60 schwarze 793: if (MDOC_HEAD == n->type)
1.33 schwarze 794: p->flags |= TERMP_NOBREAK;
795: break;
1.82 schwarze 796: case (LIST_hang):
1.60 schwarze 797: if (MDOC_HEAD == n->type)
1.33 schwarze 798: p->flags |= TERMP_NOBREAK;
799: else
1.47 schwarze 800: break;
801:
802: /*
803: * This is ugly. If `-hang' is specified and the body
804: * is a `Bl' or `Bd', then we want basically to nullify
805: * the "overstep" effect in term_flushln() and treat
806: * this as a `-ohang' list instead.
807: */
1.60 schwarze 808: if (n->next->child &&
809: (MDOC_Bl == n->next->child->tok ||
1.136 schwarze 810: MDOC_Bd == n->next->child->tok))
1.47 schwarze 811: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 812: else
1.33 schwarze 813: p->flags |= TERMP_HANG;
814: break;
1.82 schwarze 815: case (LIST_tag):
1.60 schwarze 816: if (MDOC_HEAD == n->type)
1.42 schwarze 817: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.33 schwarze 818:
1.60 schwarze 819: if (MDOC_HEAD != n->type)
1.33 schwarze 820: break;
1.60 schwarze 821: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 822: p->flags |= TERMP_DANGLE;
1.1 kristaps 823: break;
1.82 schwarze 824: case (LIST_column):
1.85 schwarze 825: if (MDOC_HEAD == n->type)
826: break;
827:
828: if (NULL == n->next)
829: p->flags &= ~TERMP_NOBREAK;
830: else
831: p->flags |= TERMP_NOBREAK;
832:
1.1 kristaps 833: break;
1.82 schwarze 834: case (LIST_diag):
1.60 schwarze 835: if (MDOC_HEAD == n->type)
1.1 kristaps 836: p->flags |= TERMP_NOBREAK;
837: break;
838: default:
839: break;
840: }
841:
842: /*
843: * Margin control. Set-head-width lists have their right
844: * margins shortened. The body for these lists has the offset
845: * necessarily lengthened. Everybody gets the offset.
846: */
847:
848: p->offset += offset;
849:
850: switch (type) {
1.82 schwarze 851: case (LIST_hang):
1.47 schwarze 852: /*
853: * Same stipulation as above, regarding `-hang'. We
854: * don't want to recalculate rmargin and offsets when
855: * using `Bd' or `Bl' within `-hang' overstep lists.
856: */
1.60 schwarze 857: if (MDOC_HEAD == n->type && n->next->child &&
858: (MDOC_Bl == n->next->child->tok ||
859: MDOC_Bd == n->next->child->tok))
1.47 schwarze 860: break;
861: /* FALLTHROUGH */
1.82 schwarze 862: case (LIST_bullet):
1.1 kristaps 863: /* FALLTHROUGH */
1.82 schwarze 864: case (LIST_dash):
1.1 kristaps 865: /* FALLTHROUGH */
1.82 schwarze 866: case (LIST_enum):
1.1 kristaps 867: /* FALLTHROUGH */
1.82 schwarze 868: case (LIST_hyphen):
1.33 schwarze 869: /* FALLTHROUGH */
1.82 schwarze 870: case (LIST_tag):
1.41 schwarze 871: assert(width);
1.60 schwarze 872: if (MDOC_HEAD == n->type)
1.1 kristaps 873: p->rmargin = p->offset + width;
874: else
875: p->offset += width;
876: break;
1.82 schwarze 877: case (LIST_column):
1.41 schwarze 878: assert(width);
1.1 kristaps 879: p->rmargin = p->offset + width;
1.43 schwarze 880: /*
881: * XXX - this behaviour is not documented: the
882: * right-most column is filled to the right margin.
883: */
1.85 schwarze 884: if (MDOC_HEAD == n->type)
885: break;
886: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 887: p->rmargin = p->maxrmargin;
1.1 kristaps 888: break;
889: default:
890: break;
891: }
892:
893: /*
894: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 895: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 896: */
897:
1.60 schwarze 898: if (MDOC_HEAD == n->type)
1.1 kristaps 899: switch (type) {
1.82 schwarze 900: case (LIST_bullet):
1.65 schwarze 901: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 902: term_word(p, "\\[bu]");
1.65 schwarze 903: term_fontpop(p);
1.1 kristaps 904: break;
1.82 schwarze 905: case (LIST_dash):
1.1 kristaps 906: /* FALLTHROUGH */
1.82 schwarze 907: case (LIST_hyphen):
1.65 schwarze 908: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 909: term_word(p, "\\(hy");
1.65 schwarze 910: term_fontpop(p);
1.1 kristaps 911: break;
1.82 schwarze 912: case (LIST_enum):
1.1 kristaps 913: (pair->ppair->ppair->count)++;
1.68 schwarze 914: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 915: pair->ppair->ppair->count);
916: term_word(p, buf);
917: break;
918: default:
919: break;
920: }
1.12 schwarze 921:
1.1 kristaps 922: /*
923: * If we're not going to process our children, indicate so here.
924: */
925:
926: switch (type) {
1.82 schwarze 927: case (LIST_bullet):
1.1 kristaps 928: /* FALLTHROUGH */
1.82 schwarze 929: case (LIST_item):
1.1 kristaps 930: /* FALLTHROUGH */
1.82 schwarze 931: case (LIST_dash):
1.1 kristaps 932: /* FALLTHROUGH */
1.82 schwarze 933: case (LIST_hyphen):
1.1 kristaps 934: /* FALLTHROUGH */
1.82 schwarze 935: case (LIST_enum):
1.60 schwarze 936: if (MDOC_HEAD == n->type)
1.1 kristaps 937: return(0);
938: break;
1.82 schwarze 939: case (LIST_column):
1.85 schwarze 940: if (MDOC_HEAD == n->type)
1.1 kristaps 941: return(0);
942: break;
943: default:
944: break;
945: }
946:
947: return(1);
948: }
949:
950:
951: /* ARGSUSED */
952: static void
953: termp_it_post(DECL_ARGS)
954: {
1.82 schwarze 955: enum mdoc_list type;
1.1 kristaps 956:
1.68 schwarze 957: if (MDOC_BLOCK == n->type)
1.1 kristaps 958: return;
959:
1.121 schwarze 960: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 961:
962: switch (type) {
1.82 schwarze 963: case (LIST_item):
1.44 schwarze 964: /* FALLTHROUGH */
1.82 schwarze 965: case (LIST_diag):
1.1 kristaps 966: /* FALLTHROUGH */
1.82 schwarze 967: case (LIST_inset):
1.60 schwarze 968: if (MDOC_BODY == n->type)
1.74 schwarze 969: term_newln(p);
1.1 kristaps 970: break;
1.82 schwarze 971: case (LIST_column):
1.85 schwarze 972: if (MDOC_BODY == n->type)
1.1 kristaps 973: term_flushln(p);
974: break;
975: default:
1.74 schwarze 976: term_newln(p);
1.1 kristaps 977: break;
978: }
979:
1.68 schwarze 980: /*
981: * Now that our output is flushed, we can reset our tags. Since
982: * only `It' sets these flags, we're free to assume that nobody
983: * has munged them in the meanwhile.
984: */
985:
986: p->flags &= ~TERMP_DANGLE;
987: p->flags &= ~TERMP_NOBREAK;
988: p->flags &= ~TERMP_TWOSPACE;
989: p->flags &= ~TERMP_HANG;
1.1 kristaps 990: }
991:
992:
993: /* ARGSUSED */
994: static int
995: termp_nm_pre(DECL_ARGS)
996: {
997:
1.94 schwarze 998: if (MDOC_BLOCK == n->type)
999: return(1);
1000:
1001: if (MDOC_BODY == n->type) {
1002: if (NULL == n->child)
1003: return(0);
1.136 schwarze 1004: p->flags |= TERMP_NOSPACE;
1.94 schwarze 1005: p->offset += term_len(p, 1) +
1006: (NULL == n->prev->child ? term_strlen(p, m->name) :
1007: MDOC_TEXT == n->prev->child->type ?
1008: term_strlen(p, n->prev->child->string) :
1009: term_len(p, 5));
1010: return(1);
1011: }
1012:
1.81 schwarze 1013: if (NULL == n->child && NULL == m->name)
1.94 schwarze 1014: return(0);
1.81 schwarze 1015:
1.97 schwarze 1016: if (MDOC_HEAD == n->type)
1017: synopsis_pre(p, n->parent);
1.65 schwarze 1018:
1.94 schwarze 1019: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1020: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1021: p->rmargin = p->offset + term_len(p, 1);
1022: if (NULL == n->child) {
1023: p->rmargin += term_strlen(p, m->name);
1024: } else if (MDOC_TEXT == n->child->type) {
1025: p->rmargin += term_strlen(p, n->child->string);
1026: if (n->child->next)
1027: p->flags |= TERMP_HANG;
1028: } else {
1029: p->rmargin += term_len(p, 5);
1030: p->flags |= TERMP_HANG;
1031: }
1.94 schwarze 1032: }
1033:
1.65 schwarze 1034: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1035: if (NULL == n->child)
1036: term_word(p, m->name);
1.1 kristaps 1037: return(1);
1038: }
1039:
1040:
1.94 schwarze 1041: /* ARGSUSED */
1042: static void
1043: termp_nm_post(DECL_ARGS)
1044: {
1045:
1046: if (MDOC_HEAD == n->type && n->next->child) {
1047: term_flushln(p);
1048: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.136 schwarze 1049: } else if (MDOC_BODY == n->type && n->child)
1.94 schwarze 1050: term_flushln(p);
1051: }
1052:
1053:
1.1 kristaps 1054: /* ARGSUSED */
1055: static int
1056: termp_fl_pre(DECL_ARGS)
1057: {
1058:
1.65 schwarze 1059: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1060: term_word(p, "\\-");
1.67 schwarze 1061:
1062: if (n->child)
1063: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1064: else if (n->next && n->next->line == n->line)
1065: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1066:
1.1 kristaps 1067: return(1);
1.49 schwarze 1068: }
1069:
1070:
1071: /* ARGSUSED */
1072: static int
1.104 schwarze 1073: termp__a_pre(DECL_ARGS)
1074: {
1075:
1076: if (n->prev && MDOC__A == n->prev->tok)
1077: if (NULL == n->next || MDOC__A != n->next->tok)
1078: term_word(p, "and");
1079:
1080: return(1);
1081: }
1082:
1083:
1084: /* ARGSUSED */
1085: static int
1.49 schwarze 1086: termp_an_pre(DECL_ARGS)
1087: {
1088:
1.60 schwarze 1089: if (NULL == n->child)
1.49 schwarze 1090: return(1);
1091:
1092: /*
1.60 schwarze 1093: * If not in the AUTHORS section, `An -split' will cause
1094: * newlines to occur before the author name. If in the AUTHORS
1095: * section, by default, the first `An' invocation is nosplit,
1096: * then all subsequent ones, regardless of whether interspersed
1097: * with other macros/text, are split. -split, in this case,
1098: * will override the condition of the implied first -nosplit.
1.49 schwarze 1099: */
1100:
1.60 schwarze 1101: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1102: if ( ! (TERMP_ANPREC & p->flags)) {
1103: if (TERMP_SPLIT & p->flags)
1104: term_newln(p);
1105: return(1);
1106: }
1107: if (TERMP_NOSPLIT & p->flags)
1108: return(1);
1109: term_newln(p);
1110: return(1);
1111: }
1112:
1113: if (TERMP_SPLIT & p->flags)
1114: term_newln(p);
1115:
1116: return(1);
1117: }
1118:
1119:
1120: /* ARGSUSED */
1121: static void
1122: termp_an_post(DECL_ARGS)
1123: {
1124:
1.60 schwarze 1125: if (n->child) {
1126: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1127: p->flags |= TERMP_ANPREC;
1128: return;
1129: }
1130:
1.121 schwarze 1131: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1132: p->flags &= ~TERMP_NOSPLIT;
1133: p->flags |= TERMP_SPLIT;
1.121 schwarze 1134: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1135: p->flags &= ~TERMP_SPLIT;
1136: p->flags |= TERMP_NOSPLIT;
1137: }
1138:
1.1 kristaps 1139: }
1140:
1141:
1142: /* ARGSUSED */
1143: static int
1144: termp_ns_pre(DECL_ARGS)
1145: {
1146:
1.127 schwarze 1147: if ( ! (MDOC_LINE & n->flags))
1148: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1149: return(1);
1150: }
1151:
1152:
1153: /* ARGSUSED */
1154: static int
1155: termp_rs_pre(DECL_ARGS)
1156: {
1157:
1.60 schwarze 1158: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1159: return(1);
1.60 schwarze 1160: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1161: term_vspace(p);
1162: return(1);
1163: }
1164:
1165:
1166: /* ARGSUSED */
1167: static int
1168: termp_rv_pre(DECL_ARGS)
1169: {
1.132 schwarze 1170: int nchild;
1.1 kristaps 1171:
1172: term_newln(p);
1173: term_word(p, "The");
1174:
1.132 schwarze 1175: nchild = n->nchild;
1176: for (n = n->child; n; n = n->next) {
1.65 schwarze 1177: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1178: term_word(p, n->string);
1.65 schwarze 1179: term_fontpop(p);
1.132 schwarze 1180:
1.53 schwarze 1181: p->flags |= TERMP_NOSPACE;
1.132 schwarze 1182: term_word(p, "()");
1183:
1184: if (nchild > 2 && n->next) {
1185: p->flags |= TERMP_NOSPACE;
1186: term_word(p, ",");
1187: }
1188:
1189: if (n->next && NULL == n->next->next)
1190: term_word(p, "and");
1.53 schwarze 1191: }
1192:
1.132 schwarze 1193: if (nchild > 1)
1.53 schwarze 1194: term_word(p, "functions return");
1195: else
1196: term_word(p, "function returns");
1.1 kristaps 1197:
1.53 schwarze 1198: term_word(p, "the value 0 if successful; otherwise the value "
1199: "-1 is returned and the global variable");
1.1 kristaps 1200:
1.65 schwarze 1201: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1202: term_word(p, "errno");
1.65 schwarze 1203: term_fontpop(p);
1.1 kristaps 1204:
1205: term_word(p, "is set to indicate the error.");
1.84 schwarze 1206: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1207:
1.53 schwarze 1208: return(0);
1.1 kristaps 1209: }
1210:
1211:
1212: /* ARGSUSED */
1213: static int
1214: termp_ex_pre(DECL_ARGS)
1215: {
1.132 schwarze 1216: int nchild;
1.1 kristaps 1217:
1.132 schwarze 1218: term_newln(p);
1.53 schwarze 1219: term_word(p, "The");
1.1 kristaps 1220:
1.132 schwarze 1221: nchild = n->nchild;
1222: for (n = n->child; n; n = n->next) {
1.65 schwarze 1223: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1224: term_word(p, n->string);
1.65 schwarze 1225: term_fontpop(p);
1.132 schwarze 1226:
1227: if (nchild > 2 && n->next) {
1228: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1229: term_word(p, ",");
1.132 schwarze 1230: }
1231:
1232: if (n->next && NULL == n->next->next)
1233: term_word(p, "and");
1.53 schwarze 1234: }
1235:
1.132 schwarze 1236: if (nchild > 1)
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.");
1.132 schwarze 1242:
1.84 schwarze 1243: p->flags |= TERMP_SENTENCE;
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: /* ARGSUSED */
1284: static int
1285: termp_xr_pre(DECL_ARGS)
1286: {
1287:
1.132 schwarze 1288: if (NULL == (n = n->child))
1.72 schwarze 1289: return(0);
1290:
1.132 schwarze 1291: assert(MDOC_TEXT == n->type);
1292: term_word(p, n->string);
1.10 schwarze 1293:
1.132 schwarze 1294: if (NULL == (n = n->next))
1.1 kristaps 1295: return(0);
1.132 schwarze 1296:
1.1 kristaps 1297: p->flags |= TERMP_NOSPACE;
1298: term_word(p, "(");
1.132 schwarze 1299: p->flags |= TERMP_NOSPACE;
1300:
1301: assert(MDOC_TEXT == n->type);
1302: term_word(p, n->string);
1303:
1304: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1305: term_word(p, ")");
1.60 schwarze 1306:
1.1 kristaps 1307: return(0);
1308: }
1309:
1.86 schwarze 1310: /*
1311: * This decides how to assert whitespace before any of the SYNOPSIS set
1312: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1313: * macro combos).
1314: */
1315: static void
1316: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1317: {
1318: /*
1319: * Obviously, if we're not in a SYNOPSIS or no prior macros
1320: * exist, do nothing.
1321: */
1.92 schwarze 1322: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1323: return;
1324:
1325: /*
1326: * If we're the second in a pair of like elements, emit our
1327: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1328: * case we soldier on.
1329: */
1330: if (n->prev->tok == n->tok &&
1331: MDOC_Ft != n->tok &&
1332: MDOC_Fo != n->tok &&
1333: MDOC_Fn != n->tok) {
1334: term_newln(p);
1335: return;
1336: }
1337:
1338: /*
1339: * If we're one of the SYNOPSIS set and non-like pair-wise after
1340: * another (or Fn/Fo, which we've let slip through) then assert
1341: * vertical space, else only newline and move on.
1342: */
1343: switch (n->prev->tok) {
1344: case (MDOC_Fd):
1345: /* FALLTHROUGH */
1346: case (MDOC_Fn):
1347: /* FALLTHROUGH */
1348: case (MDOC_Fo):
1349: /* FALLTHROUGH */
1350: case (MDOC_In):
1351: /* FALLTHROUGH */
1352: case (MDOC_Vt):
1353: term_vspace(p);
1354: break;
1355: case (MDOC_Ft):
1356: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1357: term_vspace(p);
1358: break;
1359: }
1360: /* FALLTHROUGH */
1361: default:
1362: term_newln(p);
1363: break;
1364: }
1365: }
1366:
1367:
1.69 schwarze 1368: static int
1369: termp_vt_pre(DECL_ARGS)
1370: {
1371:
1.86 schwarze 1372: if (MDOC_ELEM == n->type) {
1373: synopsis_pre(p, n);
1.69 schwarze 1374: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1375: } else if (MDOC_BLOCK == n->type) {
1376: synopsis_pre(p, n);
1377: return(1);
1378: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1379: return(0);
1380:
1381: return(termp_under_pre(p, pair, m, n));
1382: }
1383:
1384:
1.1 kristaps 1385: /* ARGSUSED */
1386: static int
1.54 schwarze 1387: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1388: {
1389:
1.65 schwarze 1390: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1391: return(1);
1392: }
1393:
1394:
1395: /* ARGSUSED */
1.86 schwarze 1396: static int
1397: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1398: {
1399:
1.86 schwarze 1400: synopsis_pre(p, n);
1401: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1402: }
1403:
1404:
1405: /* ARGSUSED */
1406: static int
1407: termp_sh_pre(DECL_ARGS)
1408: {
1.60 schwarze 1409:
1410: /* No vspace between consecutive `Sh' calls. */
1411:
1412: switch (n->type) {
1.52 schwarze 1413: case (MDOC_BLOCK):
1.60 schwarze 1414: if (n->prev && MDOC_Sh == n->prev->tok)
1415: if (NULL == n->prev->body->child)
1.52 schwarze 1416: break;
1417: term_vspace(p);
1418: break;
1.1 kristaps 1419: case (MDOC_HEAD):
1.65 schwarze 1420: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1421: break;
1422: case (MDOC_BODY):
1.140 schwarze 1423: p->offset = term_len(p, p->defindent);
1.141 schwarze 1424: if (SEC_AUTHORS == n->sec)
1425: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
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:
1.60 schwarze 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.");
1.84 schwarze 1459: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1460: return(0);
1.1 kristaps 1461: }
1462:
1463:
1464: /* ARGSUSED */
1465: static void
1466: termp_lb_post(DECL_ARGS)
1467: {
1468:
1.77 schwarze 1469: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 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.");
1.84 schwarze 1480: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1481: return(0);
1.1 kristaps 1482: }
1483:
1484:
1485: /* ARGSUSED */
1486: static int
1487: termp_d1_pre(DECL_ARGS)
1488: {
1489:
1.60 schwarze 1490: if (MDOC_BLOCK != n->type)
1.1 kristaps 1491: return(1);
1492: term_newln(p);
1.140 schwarze 1493: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1494: return(1);
1495: }
1496:
1497:
1498: /* ARGSUSED */
1499: static void
1500: termp_d1_post(DECL_ARGS)
1501: {
1502:
1.60 schwarze 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:
1.85 schwarze 1514: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1515: synopsis_pre(p, n);
1.65 schwarze 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: {
1.132 schwarze 1525: int pretty;
1526:
1527: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1528:
1.86 schwarze 1529: synopsis_pre(p, n);
1.85 schwarze 1530:
1.132 schwarze 1531: if (NULL == (n = n->child))
1532: return(0);
1533:
1534: assert(MDOC_TEXT == n->type);
1.65 schwarze 1535: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1536: term_word(p, n->string);
1.65 schwarze 1537: term_fontpop(p);
1.1 kristaps 1538:
1539: p->flags |= TERMP_NOSPACE;
1540: term_word(p, "(");
1.132 schwarze 1541: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1542:
1.132 schwarze 1543: for (n = n->next; n; n = n->next) {
1544: assert(MDOC_TEXT == n->type);
1.65 schwarze 1545: term_fontpush(p, TERMFONT_UNDER);
1.132 schwarze 1546: term_word(p, n->string);
1.65 schwarze 1547: term_fontpop(p);
1548:
1.132 schwarze 1549: if (n->next) {
1550: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1551: term_word(p, ",");
1.132 schwarze 1552: }
1.1 kristaps 1553: }
1554:
1.132 schwarze 1555: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1556: term_word(p, ")");
1557:
1.132 schwarze 1558: if (pretty) {
1559: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1560: term_word(p, ";");
1.132 schwarze 1561: }
1.1 kristaps 1562:
1563: return(0);
1564: }
1565:
1566:
1567: /* ARGSUSED */
1568: static int
1569: termp_fa_pre(DECL_ARGS)
1570: {
1.60 schwarze 1571: const struct mdoc_node *nn;
1.1 kristaps 1572:
1.60 schwarze 1573: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1574: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1575: return(1);
1576: }
1577:
1.60 schwarze 1578: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1579: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1580: term_word(p, nn->string);
1.65 schwarze 1581: term_fontpop(p);
1582:
1.132 schwarze 1583: if (nn->next) {
1584: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1585: term_word(p, ",");
1.132 schwarze 1586: }
1.1 kristaps 1587: }
1588:
1.132 schwarze 1589: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1590: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1591: term_word(p, ",");
1.132 schwarze 1592: }
1.1 kristaps 1593:
1594: return(0);
1595: }
1596:
1597:
1598: /* ARGSUSED */
1599: static int
1600: termp_bd_pre(DECL_ARGS)
1601: {
1.99 schwarze 1602: size_t tabwidth, rm, rmax;
1.60 schwarze 1603: const struct mdoc_node *nn;
1.1 kristaps 1604:
1.60 schwarze 1605: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1606: print_bvspace(p, n, n);
1.45 schwarze 1607: return(1);
1.73 schwarze 1608: } else if (MDOC_HEAD == n->type)
1609: return(0);
1.1 kristaps 1610:
1.121 schwarze 1611: if (n->norm->Bd.offs)
1612: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 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: */
1.48 schwarze 1621:
1.121 schwarze 1622: if (DISP_literal != n->norm->Bd.type &&
1623: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1624: return(1);
1625:
1.75 schwarze 1626: tabwidth = p->tabwidth;
1.123 schwarze 1627: if (DISP_literal == n->norm->Bd.type)
1628: p->tabwidth = term_len(p, 8);
1629:
1.77 schwarze 1630: rm = p->rmargin;
1631: rmax = p->maxrmargin;
1632: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1633:
1.60 schwarze 1634: for (nn = n->child; nn; nn = nn->next) {
1.100 schwarze 1635: print_mdoc_node(p, pair, m, nn);
1.108 schwarze 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) {
1.112 schwarze 1643: case (MDOC_Sm):
1644: /* FALLTHROUGH */
1.108 schwarze 1645: case (MDOC_br):
1646: /* FALLTHROUGH */
1647: case (MDOC_sp):
1648: /* FALLTHROUGH */
1649: case (MDOC_Bl):
1.115 schwarze 1650: /* FALLTHROUGH */
1651: case (MDOC_D1):
1652: /* FALLTHROUGH */
1653: case (MDOC_Dl):
1.108 schwarze 1654: /* FALLTHROUGH */
1655: case (MDOC_Lp):
1656: /* FALLTHROUGH */
1657: case (MDOC_Pp):
1658: continue;
1659: default:
1660: break;
1661: }
1.100 schwarze 1662: if (nn->next && nn->next->line == nn->line)
1663: continue;
1664: term_flushln(p);
1.48 schwarze 1665: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1666: }
1.88 schwarze 1667:
1.75 schwarze 1668: p->tabwidth = tabwidth;
1.77 schwarze 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: {
1.77 schwarze 1679: size_t rm, rmax;
1.1 kristaps 1680:
1.60 schwarze 1681: if (MDOC_BODY != n->type)
1.1 kristaps 1682: return;
1.77 schwarze 1683:
1684: rm = p->rmargin;
1685: rmax = p->maxrmargin;
1686:
1.121 schwarze 1687: if (DISP_literal == n->norm->Bd.type ||
1688: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1689: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1690:
1.48 schwarze 1691: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1692: term_newln(p);
1.77 schwarze 1693:
1694: p->rmargin = rm;
1695: p->maxrmargin = rmax;
1.1 kristaps 1696: }
1697:
1698:
1699: /* ARGSUSED */
1.126 schwarze 1700: static int
1701: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1702: {
1703:
1.126 schwarze 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;
1715: term_word(p, "-");
1.1 kristaps 1716: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1717: term_word(p, n->string);
1718: }
1719:
1720: return(0);
1.1 kristaps 1721: }
1722:
1723:
1724: /* ARGSUSED */
1725: static int
1.26 schwarze 1726: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1727: {
1.26 schwarze 1728: const char *pp;
1.129 schwarze 1729: int flags;
1.1 kristaps 1730:
1.26 schwarze 1731: pp = NULL;
1.60 schwarze 1732: switch (n->tok) {
1.26 schwarze 1733: case (MDOC_Bsx):
1.113 schwarze 1734: pp = "BSD/OS";
1.26 schwarze 1735: break;
1736: case (MDOC_Dx):
1.64 schwarze 1737: pp = "DragonFly";
1.26 schwarze 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 schwarze 1755: term_word(p, pp);
1.129 schwarze 1756: if (n->child) {
1757: flags = p->flags;
1758: p->flags |= TERMP_KEEP;
1759: term_word(p, n->child->string);
1760: p->flags = flags;
1761: }
1762: return(0);
1.1 kristaps 1763: }
1764:
1765:
1766: /* ARGSUSED */
1767: static int
1.109 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:
1.60 schwarze 1790: switch (n->type) {
1.1 kristaps 1791: case (MDOC_BLOCK):
1792: term_newln(p);
1.60 schwarze 1793: if (n->prev)
1.1 kristaps 1794: term_vspace(p);
1795: break;
1796: case (MDOC_HEAD):
1.65 schwarze 1797: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1798: p->offset = term_len(p, (p->defindent+1)/2);
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:
1.60 schwarze 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:
1.86 schwarze 1823: synopsis_pre(p, n);
1.65 schwarze 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: {
1833:
1.86 schwarze 1834: synopsis_pre(p, n);
1.85 schwarze 1835:
1.92 schwarze 1836: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1837: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1838: term_word(p, "#include");
1.85 schwarze 1839: term_word(p, "<");
1840: } else {
1841: term_word(p, "<");
1842: term_fontpush(p, TERMFONT_UNDER);
1843: }
1.23 schwarze 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:
1.92 schwarze 1855: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1856: term_fontpush(p, TERMFONT_BOLD);
1857:
1.59 schwarze 1858: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1859: term_word(p, ">");
1860:
1.92 schwarze 1861: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1862: term_fontpop(p);
1.38 schwarze 1863: }
1864:
1865:
1866: /* ARGSUSED */
1867: static int
1868: termp_sp_pre(DECL_ARGS)
1869: {
1.61 schwarze 1870: size_t i, len;
1.38 schwarze 1871:
1.60 schwarze 1872: switch (n->tok) {
1.54 schwarze 1873: case (MDOC_sp):
1.89 schwarze 1874: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1875: break;
1876: case (MDOC_br):
1877: len = 0;
1878: break;
1879: default:
1880: len = 1;
1881: break;
1.38 schwarze 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:
1893: /* ARGSUSED */
1894: static int
1.107 schwarze 1895: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1896: {
1897:
1.120 schwarze 1898: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1899: return(1);
1900:
1.107 schwarze 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;
1.139 schwarze 1926: case (MDOC_Eo):
1927: break;
1.107 schwarze 1928: case (MDOC_Po):
1929: /* FALLTHROUGH */
1930: case (MDOC_Pq):
1931: term_word(p, "(");
1932: break;
1.120 schwarze 1933: case (MDOC__T):
1934: /* FALLTHROUGH */
1.107 schwarze 1935: case (MDOC_Qo):
1936: /* FALLTHROUGH */
1937: case (MDOC_Qq):
1938: term_word(p, "\"");
1939: break;
1940: case (MDOC_Ql):
1941: /* FALLTHROUGH */
1942: case (MDOC_So):
1943: /* FALLTHROUGH */
1944: case (MDOC_Sq):
1945: term_word(p, "`");
1946: break;
1947: default:
1948: abort();
1949: /* NOTREACHED */
1950: }
1.1 kristaps 1951:
1952: p->flags |= TERMP_NOSPACE;
1953: return(1);
1954: }
1955:
1956:
1957: /* ARGSUSED */
1958: static void
1.107 schwarze 1959: termp_quote_post(DECL_ARGS)
1.1 kristaps 1960: {
1961:
1.120 schwarze 1962: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1963: return;
1964:
1965: p->flags |= TERMP_NOSPACE;
1966:
1.107 schwarze 1967: switch (n->tok) {
1968: case (MDOC_Ao):
1969: /* FALLTHROUGH */
1970: case (MDOC_Aq):
1971: term_word(p, ">");
1972: break;
1973: case (MDOC_Bro):
1974: /* FALLTHROUGH */
1975: case (MDOC_Brq):
1976: term_word(p, "}");
1977: break;
1978: case (MDOC_Oo):
1979: /* FALLTHROUGH */
1980: case (MDOC_Op):
1981: /* FALLTHROUGH */
1982: case (MDOC_Bo):
1983: /* FALLTHROUGH */
1984: case (MDOC_Bq):
1985: term_word(p, "]");
1986: break;
1987: case (MDOC_Do):
1988: /* FALLTHROUGH */
1989: case (MDOC_Dq):
1990: term_word(p, "''");
1.139 schwarze 1991: break;
1992: case (MDOC_Eo):
1.107 schwarze 1993: break;
1994: case (MDOC_Po):
1995: /* FALLTHROUGH */
1996: case (MDOC_Pq):
1997: term_word(p, ")");
1998: break;
1.120 schwarze 1999: case (MDOC__T):
2000: /* FALLTHROUGH */
1.107 schwarze 2001: case (MDOC_Qo):
2002: /* FALLTHROUGH */
2003: case (MDOC_Qq):
2004: term_word(p, "\"");
2005: break;
2006: case (MDOC_Ql):
2007: /* FALLTHROUGH */
2008: case (MDOC_So):
2009: /* FALLTHROUGH */
2010: case (MDOC_Sq):
2011: term_word(p, "'");
2012: break;
2013: default:
2014: abort();
2015: /* NOTREACHED */
2016: }
1.1 kristaps 2017: }
2018:
2019:
2020: /* ARGSUSED */
2021: static int
2022: termp_fo_pre(DECL_ARGS)
2023: {
2024:
1.85 schwarze 2025: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2026: synopsis_pre(p, n);
1.85 schwarze 2027: return(1);
2028: } else if (MDOC_BODY == n->type) {
1.31 schwarze 2029: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2030: term_word(p, "(");
1.132 schwarze 2031: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2032: return(1);
1.85 schwarze 2033: }
2034:
1.95 schwarze 2035: if (NULL == n->child)
2036: return(0);
2037:
1.85 schwarze 2038: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2039:
1.85 schwarze 2040: assert(n->child->string);
1.65 schwarze 2041: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2042: term_word(p, n->child->string);
1.1 kristaps 2043: return(0);
2044: }
2045:
2046:
2047: /* ARGSUSED */
2048: static void
2049: termp_fo_post(DECL_ARGS)
2050: {
2051:
1.86 schwarze 2052: if (MDOC_BODY != n->type)
2053: return;
2054:
1.132 schwarze 2055: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2056: term_word(p, ")");
2057:
1.132 schwarze 2058: if (MDOC_SYNPRETTY & n->flags) {
2059: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2060: term_word(p, ";");
1.132 schwarze 2061: }
1.1 kristaps 2062: }
2063:
2064:
2065: /* ARGSUSED */
2066: static int
2067: termp_bf_pre(DECL_ARGS)
2068: {
2069:
1.60 schwarze 2070: if (MDOC_HEAD == n->type)
1.1 kristaps 2071: return(0);
1.60 schwarze 2072: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2073: return(1);
2074:
1.121 schwarze 2075: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2076: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2077: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2078: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2079: else
1.65 schwarze 2080: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2081:
2082: return(1);
2083: }
2084:
2085:
2086: /* ARGSUSED */
2087: static int
2088: termp_sm_pre(DECL_ARGS)
2089: {
2090:
1.60 schwarze 2091: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2092: if (0 == strcmp("on", n->child->string)) {
2093: if (p->col)
2094: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2095: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2096: } else
1.1 kristaps 2097: p->flags |= TERMP_NONOSPACE;
2098:
2099: return(0);
2100: }
2101:
2102:
2103: /* ARGSUSED */
2104: static int
2105: termp_ap_pre(DECL_ARGS)
2106: {
2107:
2108: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2109: term_word(p, "'");
1.1 kristaps 2110: p->flags |= TERMP_NOSPACE;
2111: return(1);
2112: }
2113:
2114:
2115: /* ARGSUSED */
2116: static void
2117: termp____post(DECL_ARGS)
2118: {
1.104 schwarze 2119:
2120: /*
2121: * Handle lists of authors. In general, print each followed by
2122: * a comma. Don't print the comma if there are only two
2123: * authors.
2124: */
2125: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2126: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2127: if (NULL == n->prev || MDOC__A != n->prev->tok)
2128: return;
1.1 kristaps 2129:
1.62 schwarze 2130: /* TODO: %U. */
2131:
1.106 schwarze 2132: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2133: return;
2134:
1.132 schwarze 2135: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2136: if (NULL == n->next) {
2137: term_word(p, ".");
2138: p->flags |= TERMP_SENTENCE;
2139: } else
2140: term_word(p, ",");
1.1 kristaps 2141: }
2142:
2143:
2144: /* ARGSUSED */
2145: static int
1.65 schwarze 2146: termp_li_pre(DECL_ARGS)
2147: {
2148:
2149: term_fontpush(p, TERMFONT_NONE);
2150: return(1);
2151: }
2152:
2153:
2154: /* ARGSUSED */
2155: static int
1.1 kristaps 2156: termp_lk_pre(DECL_ARGS)
2157: {
1.142 ! schwarze 2158: const struct mdoc_node *link, *descr;
1.1 kristaps 2159:
1.142 ! schwarze 2160: if (NULL == (link = n->child))
! 2161: return(0);
1.101 schwarze 2162:
1.142 ! schwarze 2163: if (NULL != (descr = link->next)) {
! 2164: term_fontpush(p, TERMFONT_UNDER);
! 2165: while (NULL != descr) {
! 2166: term_word(p, descr->string);
! 2167: descr = descr->next;
! 2168: }
! 2169: p->flags |= TERMP_NOSPACE;
! 2170: term_word(p, ":");
! 2171: term_fontpop(p);
! 2172: }
1.1 kristaps 2173:
1.65 schwarze 2174: term_fontpush(p, TERMFONT_BOLD);
1.142 ! schwarze 2175: term_word(p, link->string);
1.65 schwarze 2176: term_fontpop(p);
1.6 schwarze 2177:
1.1 kristaps 2178: return(0);
2179: }
2180:
1.90 schwarze 2181:
2182: /* ARGSUSED */
2183: static int
2184: termp_bk_pre(DECL_ARGS)
2185: {
2186:
1.91 schwarze 2187: switch (n->type) {
2188: case (MDOC_BLOCK):
1.95 schwarze 2189: break;
1.91 schwarze 2190: case (MDOC_HEAD):
2191: return(0);
2192: case (MDOC_BODY):
1.117 schwarze 2193: if (n->parent->args || 0 == n->prev->nchild)
2194: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2195: break;
1.91 schwarze 2196: default:
2197: abort();
1.95 schwarze 2198: /* NOTREACHED */
1.91 schwarze 2199: }
1.95 schwarze 2200:
2201: return(1);
1.90 schwarze 2202: }
2203:
2204:
2205: /* ARGSUSED */
2206: static void
2207: termp_bk_post(DECL_ARGS)
2208: {
2209:
1.91 schwarze 2210: if (MDOC_BODY == n->type)
2211: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2212: }
1.120 schwarze 2213:
2214: /* ARGSUSED */
2215: static void
2216: termp__t_post(DECL_ARGS)
2217: {
2218:
2219: /*
2220: * If we're in an `Rs' and there's a journal present, then quote
2221: * us instead of underlining us (for disambiguation).
2222: */
1.121 schwarze 2223: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2224: n->parent->norm->Rs.quote_T)
1.120 schwarze 2225: termp_quote_post(p, pair, m, n);
2226:
2227: termp____post(p, pair, m, n);
2228: }
2229:
2230: /* ARGSUSED */
2231: static int
2232: termp__t_pre(DECL_ARGS)
2233: {
2234:
2235: /*
2236: * If we're in an `Rs' and there's a journal present, then quote
2237: * us instead of underlining us (for disambiguation).
2238: */
1.121 schwarze 2239: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2240: n->parent->norm->Rs.quote_T)
1.120 schwarze 2241: return(termp_quote_pre(p, pair, m, n));
2242:
2243: term_fontpush(p, TERMFONT_UNDER);
2244: return(1);
1.121 schwarze 2245: }
1.1 kristaps 2246:
2247: /* ARGSUSED */
2248: static int
1.54 schwarze 2249: termp_under_pre(DECL_ARGS)
1.1 kristaps 2250: {
2251:
1.65 schwarze 2252: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2253: return(1);
2254: }