Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.133
1.133 ! schwarze 1: /* $Id: mdoc_term.c,v 1.132 2011/04/24 16:22:02 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 "main.h"
1.54 schwarze 32:
1.51 schwarze 33: #define INDENT 5
34: #define HALFINDENT 3
1.1 kristaps 35:
36: struct termpair {
37: struct termpair *ppair;
1.27 schwarze 38: int count;
1.1 kristaps 39: };
40:
1.29 schwarze 41: #define DECL_ARGS struct termp *p, \
42: struct termpair *pair, \
1.60 schwarze 43: const struct mdoc_meta *m, \
44: const struct mdoc_node *n
1.1 kristaps 45:
46: struct termact {
47: int (*pre)(DECL_ARGS);
48: void (*post)(DECL_ARGS);
49: };
1.29 schwarze 50:
1.89 schwarze 51: static size_t a2width(const struct termp *, const char *);
52: static size_t a2height(const struct termp *, const char *);
53: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 54:
55: static void print_bvspace(struct termp *,
56: const struct mdoc_node *,
57: const struct mdoc_node *);
1.65 schwarze 58: static void print_mdoc_node(DECL_ARGS);
59: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 60: static void print_mdoc_head(struct termp *, const void *);
61: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 62: static void synopsis_pre(struct termp *,
63: const struct mdoc_node *);
1.62 schwarze 64:
1.29 schwarze 65: static void termp____post(DECL_ARGS);
1.120 schwarze 66: static void termp__t_post(DECL_ARGS);
1.49 schwarze 67: static void termp_an_post(DECL_ARGS);
1.29 schwarze 68: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 69: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 70: static void termp_bl_post(DECL_ARGS);
71: static void termp_d1_post(DECL_ARGS);
72: static void termp_fo_post(DECL_ARGS);
73: static void termp_in_post(DECL_ARGS);
74: static void termp_it_post(DECL_ARGS);
75: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 76: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 77: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 78: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 79: static void termp_sh_post(DECL_ARGS);
80: static void termp_ss_post(DECL_ARGS);
81:
1.104 schwarze 82: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 83: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 84: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 85: static int termp_ap_pre(DECL_ARGS);
86: static int termp_bd_pre(DECL_ARGS);
87: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 88: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 89: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 90: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 91: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 92: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 93: static int termp_cd_pre(DECL_ARGS);
94: static int termp_d1_pre(DECL_ARGS);
95: static int termp_ex_pre(DECL_ARGS);
96: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 97: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 98: static int termp_fl_pre(DECL_ARGS);
99: static int termp_fn_pre(DECL_ARGS);
100: static int termp_fo_pre(DECL_ARGS);
101: static int termp_ft_pre(DECL_ARGS);
1.109 schwarze 102: static int termp_igndelim_pre(DECL_ARGS);
1.29 schwarze 103: static int termp_in_pre(DECL_ARGS);
104: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 105: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 106: static int termp_lk_pre(DECL_ARGS);
107: static int termp_nd_pre(DECL_ARGS);
108: static int termp_nm_pre(DECL_ARGS);
109: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 110: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 111: static int termp_rs_pre(DECL_ARGS);
112: static int termp_rv_pre(DECL_ARGS);
113: static int termp_sh_pre(DECL_ARGS);
114: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 115: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 116: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 117: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 118: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 119: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 120: static int termp_xr_pre(DECL_ARGS);
121: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 122:
1.54 schwarze 123: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 124: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 125: { NULL, NULL }, /* Dd */
126: { NULL, NULL }, /* Dt */
127: { NULL, NULL }, /* Os */
128: { termp_sh_pre, termp_sh_post }, /* Sh */
129: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 130: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 131: { termp_d1_pre, termp_d1_post }, /* D1 */
132: { termp_d1_pre, termp_d1_post }, /* Dl */
133: { termp_bd_pre, termp_bd_post }, /* Bd */
134: { NULL, NULL }, /* Ed */
1.73 schwarze 135: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 136: { NULL, NULL }, /* El */
137: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 138: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 139: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 140: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 141: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 142: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 143: { NULL, NULL }, /* Dv */
144: { NULL, NULL }, /* Er */
145: { NULL, NULL }, /* Ev */
146: { termp_ex_pre, NULL }, /* Ex */
147: { termp_fa_pre, NULL }, /* Fa */
1.86 schwarze 148: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 149: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 150: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 151: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 152: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 153: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 154: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 155: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 156: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 157: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 158: { NULL, NULL }, /* Ot */
1.54 schwarze 159: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 160: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 161: { NULL, NULL }, /* St */
1.54 schwarze 162: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 163: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 164: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 165: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 166: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 167: { NULL, termp____post }, /* %D */
1.58 schwarze 168: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 169: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 170: { NULL, termp____post }, /* %N */
171: { NULL, termp____post }, /* %O */
172: { NULL, termp____post }, /* %P */
173: { NULL, termp____post }, /* %R */
1.120 schwarze 174: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 175: { NULL, termp____post }, /* %V */
176: { NULL, NULL }, /* Ac */
1.107 schwarze 177: { termp_quote_pre, termp_quote_post }, /* Ao */
178: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 179: { NULL, NULL }, /* At */
1.1 kristaps 180: { NULL, NULL }, /* Bc */
181: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 182: { termp_quote_pre, termp_quote_post }, /* Bo */
183: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 184: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 185: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 186: { NULL, NULL }, /* Db */
187: { NULL, NULL }, /* Dc */
1.107 schwarze 188: { termp_quote_pre, termp_quote_post }, /* Do */
189: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 190: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 191: { NULL, NULL }, /* Ef */
1.54 schwarze 192: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 193: { NULL, NULL }, /* Eo */
1.26 schwarze 194: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 195: { termp_bold_pre, NULL }, /* Ms */
1.109 schwarze 196: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 197: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 198: { termp_xx_pre, NULL }, /* Nx */
199: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 200: { NULL, NULL }, /* Pc */
1.109 schwarze 201: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.107 schwarze 202: { termp_quote_pre, termp_quote_post }, /* Po */
203: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 204: { NULL, NULL }, /* Qc */
1.107 schwarze 205: { termp_quote_pre, termp_quote_post }, /* Ql */
206: { termp_quote_pre, termp_quote_post }, /* Qo */
207: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 208: { NULL, NULL }, /* Re */
209: { termp_rs_pre, NULL }, /* Rs */
210: { NULL, NULL }, /* Sc */
1.107 schwarze 211: { termp_quote_pre, termp_quote_post }, /* So */
212: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 213: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 214: { termp_under_pre, NULL }, /* Sx */
215: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 216: { NULL, NULL }, /* Tn */
1.26 schwarze 217: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 218: { NULL, NULL }, /* Xc */
219: { NULL, NULL }, /* Xo */
220: { termp_fo_pre, termp_fo_post }, /* Fo */
221: { NULL, NULL }, /* Fc */
1.107 schwarze 222: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 223: { NULL, NULL }, /* Oc */
1.90 schwarze 224: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 225: { NULL, NULL }, /* Ek */
226: { termp_bt_pre, NULL }, /* Bt */
227: { NULL, NULL }, /* Hf */
228: { NULL, NULL }, /* Fr */
229: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 230: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 231: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 232: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 233: { termp_under_pre, NULL }, /* Mt */
1.107 schwarze 234: { termp_quote_pre, termp_quote_post }, /* Brq */
235: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 236: { NULL, NULL }, /* Brc */
1.58 schwarze 237: { NULL, termp____post }, /* %C */
238: { NULL, NULL }, /* Es */ /* TODO */
239: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 240: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 241: { NULL, termp____post }, /* %Q */
1.54 schwarze 242: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 243: { termp_sp_pre, NULL }, /* sp */
1.62 schwarze 244: { termp_under_pre, termp____post }, /* %U */
1.85 schwarze 245: { NULL, NULL }, /* Ta */
1.1 kristaps 246: };
247:
248:
1.55 schwarze 249: void
1.61 schwarze 250: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 251: {
1.55 schwarze 252: const struct mdoc_node *n;
253: const struct mdoc_meta *m;
1.61 schwarze 254: struct termp *p;
255:
256: p = (struct termp *)arg;
1.71 schwarze 257:
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):
350: term_word(p, n->eqn->data);
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);
1.1 kristaps 434: p->flags |= TERMP_NOLPAD | 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;
1.7 schwarze 442: p->flags |= TERMP_NOLPAD | 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];
1.87 schwarze 457: const struct mdoc_meta *m;
458:
459: m = (const struct mdoc_meta *)arg;
1.1 kristaps 460:
461: p->rmargin = p->maxrmargin;
462: p->offset = 0;
463:
464: /*
465: * The header is strange. It has three components, which are
466: * really two with the first duplicated. It goes like this:
467: *
468: * IDENTIFIER TITLE IDENTIFIER
469: *
470: * The IDENTIFIER is NAME(SECTION), which is the command-name
471: * (if given, or "unknown" if not) followed by the manual page
472: * section. These are given in `Dt'. The TITLE is a free-form
473: * string depending on the manual volume. If not specified, it
474: * switches on the manual section.
475: */
476:
1.60 schwarze 477: assert(m->vol);
1.63 schwarze 478: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 479:
1.60 schwarze 480: if (m->arch) {
1.63 schwarze 481: strlcat(buf, " (", BUFSIZ);
482: strlcat(buf, m->arch, BUFSIZ);
483: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 484: }
485:
1.79 schwarze 486: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 487:
488: p->offset = 0;
1.89 schwarze 489: p->rmargin = (p->maxrmargin -
490: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 491: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
492:
493: term_word(p, title);
494: term_flushln(p);
495:
496: p->offset = p->rmargin;
1.89 schwarze 497: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.8 schwarze 498: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 499:
500: term_word(p, buf);
501: term_flushln(p);
502:
503: p->offset = p->rmargin;
504: p->rmargin = p->maxrmargin;
505: p->flags &= ~TERMP_NOBREAK;
506: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
507:
508: term_word(p, title);
509: term_flushln(p);
510:
1.8 schwarze 511: p->offset = 0;
1.1 kristaps 512: p->rmargin = p->maxrmargin;
513: p->flags &= ~TERMP_NOSPACE;
514: }
515:
516:
517: static size_t
1.89 schwarze 518: a2height(const struct termp *p, const char *v)
1.1 kristaps 519: {
1.61 schwarze 520: struct roffsu su;
1.1 kristaps 521:
1.89 schwarze 522: assert(v);
523: if ( ! a2roffsu(v, &su, SCALE_VS))
524: SCALE_VS_INIT(&su, term_len(p, 1));
1.1 kristaps 525:
1.89 schwarze 526: return(term_vspan(p, &su));
1.61 schwarze 527: }
1.34 schwarze 528:
1.1 kristaps 529:
1.61 schwarze 530: static size_t
1.89 schwarze 531: a2width(const struct termp *p, const char *v)
1.61 schwarze 532: {
533: struct roffsu su;
1.1 kristaps 534:
1.88 schwarze 535: assert(v);
536: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 537: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 538:
1.89 schwarze 539: return(term_hspan(p, &su));
1.1 kristaps 540: }
541:
542:
543: static size_t
1.89 schwarze 544: a2offs(const struct termp *p, const char *v)
1.1 kristaps 545: {
1.61 schwarze 546: struct roffsu su;
1.1 kristaps 547:
1.88 schwarze 548: if ('\0' == *v)
1.61 schwarze 549: return(0);
1.88 schwarze 550: else if (0 == strcmp(v, "left"))
1.9 schwarze 551: return(0);
1.88 schwarze 552: else if (0 == strcmp(v, "indent"))
1.89 schwarze 553: return(term_len(p, INDENT + 1));
1.88 schwarze 554: else if (0 == strcmp(v, "indent-two"))
1.89 schwarze 555: return(term_len(p, (INDENT + 1) * 2));
1.88 schwarze 556: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 557: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 558:
1.89 schwarze 559: return(term_hspan(p, &su));
1.1 kristaps 560: }
561:
562:
1.68 schwarze 563: /*
564: * Determine how much space to print out before block elements of `It'
565: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
566: * too.
567: */
1.45 schwarze 568: static void
1.61 schwarze 569: print_bvspace(struct termp *p,
1.1 kristaps 570: const struct mdoc_node *bl,
1.60 schwarze 571: const struct mdoc_node *n)
1.1 kristaps 572: {
1.60 schwarze 573: const struct mdoc_node *nn;
1.1 kristaps 574:
575: term_newln(p);
1.88 schwarze 576:
1.121 schwarze 577: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 578: return;
1.121 schwarze 579: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 580: return;
581:
1.60 schwarze 582: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 583:
1.60 schwarze 584: for (nn = n; nn; nn = nn->parent) {
585: if (MDOC_BLOCK != nn->type)
1.1 kristaps 586: continue;
1.60 schwarze 587: if (MDOC_Ss == nn->tok)
1.45 schwarze 588: return;
1.60 schwarze 589: if (MDOC_Sh == nn->tok)
1.45 schwarze 590: return;
1.60 schwarze 591: if (NULL == nn->prev)
1.1 kristaps 592: continue;
593: break;
594: }
595:
1.60 schwarze 596: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 597:
1.121 schwarze 598: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 599: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 600: return;
601:
1.60 schwarze 602: /* A `-diag' without body does not vspace. */
603:
1.121 schwarze 604: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 605: if (n->prev && MDOC_It == n->prev->tok) {
606: assert(n->prev->body);
607: if (NULL == n->prev->body->child)
1.45 schwarze 608: return;
609: }
610:
611: term_vspace(p);
1.1 kristaps 612: }
613:
614:
615: /* ARGSUSED */
616: static int
617: termp_it_pre(DECL_ARGS)
618: {
1.60 schwarze 619: const struct mdoc_node *bl, *nn;
1.1 kristaps 620: char buf[7];
1.95 schwarze 621: int i;
1.68 schwarze 622: size_t width, offset, ncols, dcol;
1.82 schwarze 623: enum mdoc_list type;
1.1 kristaps 624:
1.60 schwarze 625: if (MDOC_BLOCK == n->type) {
1.61 schwarze 626: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 627: return(1);
628: }
1.1 kristaps 629:
1.60 schwarze 630: bl = n->parent->parent->parent;
1.121 schwarze 631: type = bl->norm->Bl.type;
1.1 kristaps 632:
1.68 schwarze 633: /*
634: * First calculate width and offset. This is pretty easy unless
635: * we're a -column list, in which case all prior columns must
636: * be accounted for.
637: */
638:
639: width = offset = 0;
640:
1.121 schwarze 641: if (bl->norm->Bl.offs)
642: offset = a2offs(p, bl->norm->Bl.offs);
1.66 schwarze 643:
1.1 kristaps 644: switch (type) {
1.82 schwarze 645: case (LIST_column):
1.85 schwarze 646: if (MDOC_HEAD == n->type)
1.1 kristaps 647: break;
1.88 schwarze 648:
1.66 schwarze 649: /*
1.68 schwarze 650: * Imitate groff's column handling:
651: * - For each earlier column, add its width.
652: * - For less than 5 columns, add four more blanks per
653: * column.
654: * - For exactly 5 columns, add three more blank per
655: * column.
656: * - For more than 5 columns, add only one column.
1.66 schwarze 657: */
1.121 schwarze 658: ncols = bl->norm->Bl.ncols;
1.95 schwarze 659:
1.68 schwarze 660: /* LINTED */
1.89 schwarze 661: dcol = ncols < 5 ? term_len(p, 4) :
662: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 663:
1.85 schwarze 664: /*
665: * Calculate the offset by applying all prior MDOC_BODY,
666: * so we stop at the MDOC_HEAD (NULL == nn->prev).
667: */
668:
1.68 schwarze 669: for (i = 0, nn = n->prev;
1.85 schwarze 670: nn->prev && i < (int)ncols;
1.68 schwarze 671: nn = nn->prev, i++)
672: offset += dcol + a2width
1.121 schwarze 673: (p, bl->norm->Bl.cols[i]);
1.66 schwarze 674:
675: /*
1.68 schwarze 676: * When exceeding the declared number of columns, leave
677: * the remaining widths at 0. This will later be
678: * adjusted to the default width of 10, or, for the last
679: * column, stretched to the right margin.
1.46 schwarze 680: */
1.68 schwarze 681: if (i >= (int)ncols)
682: break;
1.46 schwarze 683:
1.66 schwarze 684: /*
1.68 schwarze 685: * Use the declared column widths, extended as explained
686: * in the preceding paragraph.
1.66 schwarze 687: */
1.121 schwarze 688: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 689: break;
690: default:
1.121 schwarze 691: if (NULL == bl->norm->Bl.width)
1.68 schwarze 692: break;
693:
694: /*
695: * Note: buffer the width by 2, which is groff's magic
696: * number for buffering single arguments. See the above
697: * handling for column for how this changes.
698: */
1.121 schwarze 699: assert(bl->norm->Bl.width);
700: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 701: break;
702: }
703:
704: /*
705: * List-type can override the width in the case of fixed-head
706: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 707: * offset.
1.1 kristaps 708: */
709:
710: switch (type) {
1.82 schwarze 711: case (LIST_bullet):
1.1 kristaps 712: /* FALLTHROUGH */
1.82 schwarze 713: case (LIST_dash):
1.1 kristaps 714: /* FALLTHROUGH */
1.82 schwarze 715: case (LIST_hyphen):
1.89 schwarze 716: if (width < term_len(p, 4))
717: width = term_len(p, 4);
1.19 schwarze 718: break;
1.82 schwarze 719: case (LIST_enum):
1.89 schwarze 720: if (width < term_len(p, 5))
721: width = term_len(p, 5);
1.1 kristaps 722: break;
1.82 schwarze 723: case (LIST_hang):
1.33 schwarze 724: if (0 == width)
1.89 schwarze 725: width = term_len(p, 8);
1.33 schwarze 726: break;
1.82 schwarze 727: case (LIST_column):
1.41 schwarze 728: /* FALLTHROUGH */
1.82 schwarze 729: case (LIST_tag):
1.1 kristaps 730: if (0 == width)
1.89 schwarze 731: width = term_len(p, 10);
1.1 kristaps 732: break;
733: default:
734: break;
735: }
736:
737: /*
1.16 schwarze 738: * Whitespace control. Inset bodies need an initial space,
739: * while diagonal bodies need two.
1.1 kristaps 740: */
741:
1.42 schwarze 742: p->flags |= TERMP_NOSPACE;
743:
1.1 kristaps 744: switch (type) {
1.82 schwarze 745: case (LIST_diag):
1.60 schwarze 746: if (MDOC_BODY == n->type)
1.48 schwarze 747: term_word(p, "\\ \\ ");
1.42 schwarze 748: break;
1.82 schwarze 749: case (LIST_inset):
1.60 schwarze 750: if (MDOC_BODY == n->type)
1.42 schwarze 751: term_word(p, "\\ ");
1.1 kristaps 752: break;
753: default:
754: break;
755: }
756:
1.42 schwarze 757: p->flags |= TERMP_NOSPACE;
758:
1.1 kristaps 759: switch (type) {
1.82 schwarze 760: case (LIST_diag):
1.60 schwarze 761: if (MDOC_HEAD == n->type)
1.65 schwarze 762: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 763: break;
764: default:
765: break;
766: }
767:
768: /*
1.68 schwarze 769: * Pad and break control. This is the tricky part. These flags
770: * are documented in term_flushln() in term.c. Note that we're
771: * going to unset all of these flags in termp_it_post() when we
772: * exit.
1.1 kristaps 773: */
774:
775: switch (type) {
1.82 schwarze 776: case (LIST_bullet):
1.1 kristaps 777: /* FALLTHROUGH */
1.82 schwarze 778: case (LIST_dash):
1.1 kristaps 779: /* FALLTHROUGH */
1.82 schwarze 780: case (LIST_enum):
1.1 kristaps 781: /* FALLTHROUGH */
1.82 schwarze 782: case (LIST_hyphen):
1.60 schwarze 783: if (MDOC_HEAD == n->type)
1.33 schwarze 784: p->flags |= TERMP_NOBREAK;
785: else
786: p->flags |= TERMP_NOLPAD;
787: break;
1.82 schwarze 788: case (LIST_hang):
1.60 schwarze 789: if (MDOC_HEAD == n->type)
1.33 schwarze 790: p->flags |= TERMP_NOBREAK;
791: else
792: p->flags |= TERMP_NOLPAD;
793:
1.60 schwarze 794: if (MDOC_HEAD != n->type)
1.47 schwarze 795: break;
796:
797: /*
798: * This is ugly. If `-hang' is specified and the body
799: * is a `Bl' or `Bd', then we want basically to nullify
800: * the "overstep" effect in term_flushln() and treat
801: * this as a `-ohang' list instead.
802: */
1.60 schwarze 803: if (n->next->child &&
804: (MDOC_Bl == n->next->child->tok ||
805: MDOC_Bd == n->next->child->tok)) {
1.47 schwarze 806: p->flags &= ~TERMP_NOBREAK;
807: p->flags &= ~TERMP_NOLPAD;
808: } else
1.33 schwarze 809: p->flags |= TERMP_HANG;
810: break;
1.82 schwarze 811: case (LIST_tag):
1.60 schwarze 812: if (MDOC_HEAD == n->type)
1.42 schwarze 813: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 814: else
815: p->flags |= TERMP_NOLPAD;
1.33 schwarze 816:
1.60 schwarze 817: if (MDOC_HEAD != n->type)
1.33 schwarze 818: break;
1.60 schwarze 819: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 820: p->flags |= TERMP_DANGLE;
1.1 kristaps 821: break;
1.82 schwarze 822: case (LIST_column):
1.85 schwarze 823: if (MDOC_HEAD == n->type)
824: break;
825:
826: if (NULL == n->next)
827: p->flags &= ~TERMP_NOBREAK;
828: else
829: p->flags |= TERMP_NOBREAK;
830:
831: assert(n->prev);
832: if (MDOC_BODY == n->prev->type)
833: p->flags |= TERMP_NOLPAD;
834:
1.1 kristaps 835: break;
1.82 schwarze 836: case (LIST_diag):
1.60 schwarze 837: if (MDOC_HEAD == n->type)
1.1 kristaps 838: p->flags |= TERMP_NOBREAK;
839: break;
840: default:
841: break;
842: }
843:
844: /*
845: * Margin control. Set-head-width lists have their right
846: * margins shortened. The body for these lists has the offset
847: * necessarily lengthened. Everybody gets the offset.
848: */
849:
850: p->offset += offset;
851:
852: switch (type) {
1.82 schwarze 853: case (LIST_hang):
1.47 schwarze 854: /*
855: * Same stipulation as above, regarding `-hang'. We
856: * don't want to recalculate rmargin and offsets when
857: * using `Bd' or `Bl' within `-hang' overstep lists.
858: */
1.60 schwarze 859: if (MDOC_HEAD == n->type && n->next->child &&
860: (MDOC_Bl == n->next->child->tok ||
861: MDOC_Bd == n->next->child->tok))
1.47 schwarze 862: break;
863: /* FALLTHROUGH */
1.82 schwarze 864: case (LIST_bullet):
1.1 kristaps 865: /* FALLTHROUGH */
1.82 schwarze 866: case (LIST_dash):
1.1 kristaps 867: /* FALLTHROUGH */
1.82 schwarze 868: case (LIST_enum):
1.1 kristaps 869: /* FALLTHROUGH */
1.82 schwarze 870: case (LIST_hyphen):
1.33 schwarze 871: /* FALLTHROUGH */
1.82 schwarze 872: case (LIST_tag):
1.41 schwarze 873: assert(width);
1.60 schwarze 874: if (MDOC_HEAD == n->type)
1.1 kristaps 875: p->rmargin = p->offset + width;
876: else
877: p->offset += width;
878: break;
1.82 schwarze 879: case (LIST_column):
1.41 schwarze 880: assert(width);
1.1 kristaps 881: p->rmargin = p->offset + width;
1.43 schwarze 882: /*
883: * XXX - this behaviour is not documented: the
884: * right-most column is filled to the right margin.
885: */
1.85 schwarze 886: if (MDOC_HEAD == n->type)
887: break;
888: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 889: p->rmargin = p->maxrmargin;
1.1 kristaps 890: break;
891: default:
892: break;
893: }
894:
895: /*
896: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 897: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 898: */
899:
1.60 schwarze 900: if (MDOC_HEAD == n->type)
1.1 kristaps 901: switch (type) {
1.82 schwarze 902: case (LIST_bullet):
1.65 schwarze 903: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 904: term_word(p, "\\[bu]");
1.65 schwarze 905: term_fontpop(p);
1.1 kristaps 906: break;
1.82 schwarze 907: case (LIST_dash):
1.1 kristaps 908: /* FALLTHROUGH */
1.82 schwarze 909: case (LIST_hyphen):
1.65 schwarze 910: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 911: term_word(p, "\\(hy");
1.65 schwarze 912: term_fontpop(p);
1.1 kristaps 913: break;
1.82 schwarze 914: case (LIST_enum):
1.1 kristaps 915: (pair->ppair->ppair->count)++;
1.68 schwarze 916: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 917: pair->ppair->ppair->count);
918: term_word(p, buf);
919: break;
920: default:
921: break;
922: }
1.12 schwarze 923:
1.1 kristaps 924: /*
925: * If we're not going to process our children, indicate so here.
926: */
927:
928: switch (type) {
1.82 schwarze 929: case (LIST_bullet):
1.1 kristaps 930: /* FALLTHROUGH */
1.82 schwarze 931: case (LIST_item):
1.1 kristaps 932: /* FALLTHROUGH */
1.82 schwarze 933: case (LIST_dash):
1.1 kristaps 934: /* FALLTHROUGH */
1.82 schwarze 935: case (LIST_hyphen):
1.1 kristaps 936: /* FALLTHROUGH */
1.82 schwarze 937: case (LIST_enum):
1.60 schwarze 938: if (MDOC_HEAD == n->type)
1.1 kristaps 939: return(0);
940: break;
1.82 schwarze 941: case (LIST_column):
1.85 schwarze 942: if (MDOC_HEAD == n->type)
1.1 kristaps 943: return(0);
944: break;
945: default:
946: break;
947: }
948:
949: return(1);
950: }
951:
952:
953: /* ARGSUSED */
954: static void
955: termp_it_post(DECL_ARGS)
956: {
1.82 schwarze 957: enum mdoc_list type;
1.1 kristaps 958:
1.68 schwarze 959: if (MDOC_BLOCK == n->type)
1.1 kristaps 960: return;
961:
1.121 schwarze 962: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 963:
964: switch (type) {
1.82 schwarze 965: case (LIST_item):
1.44 schwarze 966: /* FALLTHROUGH */
1.82 schwarze 967: case (LIST_diag):
1.1 kristaps 968: /* FALLTHROUGH */
1.82 schwarze 969: case (LIST_inset):
1.60 schwarze 970: if (MDOC_BODY == n->type)
1.74 schwarze 971: term_newln(p);
1.1 kristaps 972: break;
1.82 schwarze 973: case (LIST_column):
1.85 schwarze 974: if (MDOC_BODY == n->type)
1.1 kristaps 975: term_flushln(p);
976: break;
977: default:
1.74 schwarze 978: term_newln(p);
1.1 kristaps 979: break;
980: }
981:
1.68 schwarze 982: /*
983: * Now that our output is flushed, we can reset our tags. Since
984: * only `It' sets these flags, we're free to assume that nobody
985: * has munged them in the meanwhile.
986: */
987:
988: p->flags &= ~TERMP_DANGLE;
989: p->flags &= ~TERMP_NOBREAK;
990: p->flags &= ~TERMP_TWOSPACE;
991: p->flags &= ~TERMP_NOLPAD;
992: p->flags &= ~TERMP_HANG;
1.1 kristaps 993: }
994:
995:
996: /* ARGSUSED */
997: static int
998: termp_nm_pre(DECL_ARGS)
999: {
1000:
1.94 schwarze 1001: if (MDOC_BLOCK == n->type)
1002: return(1);
1003:
1004: if (MDOC_BODY == n->type) {
1005: if (NULL == n->child)
1006: return(0);
1007: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1008: p->offset += term_len(p, 1) +
1009: (NULL == n->prev->child ? term_strlen(p, m->name) :
1010: MDOC_TEXT == n->prev->child->type ?
1011: term_strlen(p, n->prev->child->string) :
1012: term_len(p, 5));
1013: return(1);
1014: }
1015:
1.81 schwarze 1016: if (NULL == n->child && NULL == m->name)
1.94 schwarze 1017: return(0);
1.81 schwarze 1018:
1.97 schwarze 1019: if (MDOC_HEAD == n->type)
1020: synopsis_pre(p, n->parent);
1.65 schwarze 1021:
1.94 schwarze 1022: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1023: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1024: p->rmargin = p->offset + term_len(p, 1);
1025: if (NULL == n->child) {
1026: p->rmargin += term_strlen(p, m->name);
1027: } else if (MDOC_TEXT == n->child->type) {
1028: p->rmargin += term_strlen(p, n->child->string);
1029: if (n->child->next)
1030: p->flags |= TERMP_HANG;
1031: } else {
1032: p->rmargin += term_len(p, 5);
1033: p->flags |= TERMP_HANG;
1034: }
1.94 schwarze 1035: }
1036:
1.65 schwarze 1037: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1038: if (NULL == n->child)
1039: term_word(p, m->name);
1.1 kristaps 1040: return(1);
1041: }
1042:
1043:
1.94 schwarze 1044: /* ARGSUSED */
1045: static void
1046: termp_nm_post(DECL_ARGS)
1047: {
1048:
1049: if (MDOC_HEAD == n->type && n->next->child) {
1050: term_flushln(p);
1051: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1052: } else if (MDOC_BODY == n->type && n->child) {
1053: term_flushln(p);
1054: p->flags &= ~TERMP_NOLPAD;
1055: }
1056: }
1057:
1058:
1.1 kristaps 1059: /* ARGSUSED */
1060: static int
1061: termp_fl_pre(DECL_ARGS)
1062: {
1063:
1.65 schwarze 1064: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1065: term_word(p, "\\-");
1.67 schwarze 1066:
1067: if (n->child)
1068: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1069: else if (n->next && n->next->line == n->line)
1070: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1071:
1.1 kristaps 1072: return(1);
1.49 schwarze 1073: }
1074:
1075:
1076: /* ARGSUSED */
1077: static int
1.104 schwarze 1078: termp__a_pre(DECL_ARGS)
1079: {
1080:
1081: if (n->prev && MDOC__A == n->prev->tok)
1082: if (NULL == n->next || MDOC__A != n->next->tok)
1083: term_word(p, "and");
1084:
1085: return(1);
1086: }
1087:
1088:
1089: /* ARGSUSED */
1090: static int
1.49 schwarze 1091: termp_an_pre(DECL_ARGS)
1092: {
1093:
1.60 schwarze 1094: if (NULL == n->child)
1.49 schwarze 1095: return(1);
1096:
1097: /*
1.60 schwarze 1098: * If not in the AUTHORS section, `An -split' will cause
1099: * newlines to occur before the author name. If in the AUTHORS
1100: * section, by default, the first `An' invocation is nosplit,
1101: * then all subsequent ones, regardless of whether interspersed
1102: * with other macros/text, are split. -split, in this case,
1103: * will override the condition of the implied first -nosplit.
1.49 schwarze 1104: */
1105:
1.60 schwarze 1106: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1107: if ( ! (TERMP_ANPREC & p->flags)) {
1108: if (TERMP_SPLIT & p->flags)
1109: term_newln(p);
1110: return(1);
1111: }
1112: if (TERMP_NOSPLIT & p->flags)
1113: return(1);
1114: term_newln(p);
1115: return(1);
1116: }
1117:
1118: if (TERMP_SPLIT & p->flags)
1119: term_newln(p);
1120:
1121: return(1);
1122: }
1123:
1124:
1125: /* ARGSUSED */
1126: static void
1127: termp_an_post(DECL_ARGS)
1128: {
1129:
1.60 schwarze 1130: if (n->child) {
1131: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1132: p->flags |= TERMP_ANPREC;
1133: return;
1134: }
1135:
1.121 schwarze 1136: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1137: p->flags &= ~TERMP_NOSPLIT;
1138: p->flags |= TERMP_SPLIT;
1.121 schwarze 1139: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1140: p->flags &= ~TERMP_SPLIT;
1141: p->flags |= TERMP_NOSPLIT;
1142: }
1143:
1.1 kristaps 1144: }
1145:
1146:
1147: /* ARGSUSED */
1148: static int
1149: termp_ns_pre(DECL_ARGS)
1150: {
1151:
1.127 schwarze 1152: if ( ! (MDOC_LINE & n->flags))
1153: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1154: return(1);
1155: }
1156:
1157:
1158: /* ARGSUSED */
1159: static int
1160: termp_rs_pre(DECL_ARGS)
1161: {
1162:
1.60 schwarze 1163: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1164: return(1);
1.60 schwarze 1165: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1166: term_vspace(p);
1167: return(1);
1168: }
1169:
1170:
1171: /* ARGSUSED */
1172: static int
1173: termp_rv_pre(DECL_ARGS)
1174: {
1.132 schwarze 1175: int nchild;
1.1 kristaps 1176:
1177: term_newln(p);
1178: term_word(p, "The");
1179:
1.132 schwarze 1180: nchild = n->nchild;
1181: for (n = n->child; n; n = n->next) {
1.65 schwarze 1182: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1183: term_word(p, n->string);
1.65 schwarze 1184: term_fontpop(p);
1.132 schwarze 1185:
1.53 schwarze 1186: p->flags |= TERMP_NOSPACE;
1.132 schwarze 1187: term_word(p, "()");
1188:
1189: if (nchild > 2 && n->next) {
1190: p->flags |= TERMP_NOSPACE;
1191: term_word(p, ",");
1192: }
1193:
1194: if (n->next && NULL == n->next->next)
1195: term_word(p, "and");
1.53 schwarze 1196: }
1197:
1.132 schwarze 1198: if (nchild > 1)
1.53 schwarze 1199: term_word(p, "functions return");
1200: else
1201: term_word(p, "function returns");
1.1 kristaps 1202:
1.53 schwarze 1203: term_word(p, "the value 0 if successful; otherwise the value "
1204: "-1 is returned and the global variable");
1.1 kristaps 1205:
1.65 schwarze 1206: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1207: term_word(p, "errno");
1.65 schwarze 1208: term_fontpop(p);
1.1 kristaps 1209:
1210: term_word(p, "is set to indicate the error.");
1.84 schwarze 1211: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1212:
1.53 schwarze 1213: return(0);
1.1 kristaps 1214: }
1215:
1216:
1217: /* ARGSUSED */
1218: static int
1219: termp_ex_pre(DECL_ARGS)
1220: {
1.132 schwarze 1221: int nchild;
1.1 kristaps 1222:
1.132 schwarze 1223: term_newln(p);
1.53 schwarze 1224: term_word(p, "The");
1.1 kristaps 1225:
1.132 schwarze 1226: nchild = n->nchild;
1227: for (n = n->child; n; n = n->next) {
1.65 schwarze 1228: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1229: term_word(p, n->string);
1.65 schwarze 1230: term_fontpop(p);
1.132 schwarze 1231:
1232: if (nchild > 2 && n->next) {
1233: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1234: term_word(p, ",");
1.132 schwarze 1235: }
1236:
1237: if (n->next && NULL == n->next->next)
1238: term_word(p, "and");
1.53 schwarze 1239: }
1240:
1.132 schwarze 1241: if (nchild > 1)
1.53 schwarze 1242: term_word(p, "utilities exit");
1243: else
1244: term_word(p, "utility exits");
1245:
1246: term_word(p, "0 on success, and >0 if an error occurs.");
1.132 schwarze 1247:
1.84 schwarze 1248: p->flags |= TERMP_SENTENCE;
1.53 schwarze 1249: return(0);
1.1 kristaps 1250: }
1251:
1252:
1253: /* ARGSUSED */
1254: static int
1255: termp_nd_pre(DECL_ARGS)
1256: {
1.25 schwarze 1257:
1.60 schwarze 1258: if (MDOC_BODY != n->type)
1.25 schwarze 1259: return(1);
1260:
1261: #if defined(__OpenBSD__) || defined(__linux__)
1262: term_word(p, "\\(en");
1.24 schwarze 1263: #else
1264: term_word(p, "\\(em");
1265: #endif
1.1 kristaps 1266: return(1);
1267: }
1268:
1269:
1270: /* ARGSUSED */
1.73 schwarze 1271: static int
1272: termp_bl_pre(DECL_ARGS)
1273: {
1274:
1275: return(MDOC_HEAD != n->type);
1276: }
1277:
1278:
1279: /* ARGSUSED */
1.1 kristaps 1280: static void
1281: termp_bl_post(DECL_ARGS)
1282: {
1283:
1.60 schwarze 1284: if (MDOC_BLOCK == n->type)
1.1 kristaps 1285: term_newln(p);
1286: }
1287:
1288: /* ARGSUSED */
1289: static int
1290: termp_xr_pre(DECL_ARGS)
1291: {
1292:
1.132 schwarze 1293: if (NULL == (n = n->child))
1.72 schwarze 1294: return(0);
1295:
1.132 schwarze 1296: assert(MDOC_TEXT == n->type);
1297: term_word(p, n->string);
1.10 schwarze 1298:
1.132 schwarze 1299: if (NULL == (n = n->next))
1.1 kristaps 1300: return(0);
1.132 schwarze 1301:
1.1 kristaps 1302: p->flags |= TERMP_NOSPACE;
1303: term_word(p, "(");
1.132 schwarze 1304: p->flags |= TERMP_NOSPACE;
1305:
1306: assert(MDOC_TEXT == n->type);
1307: term_word(p, n->string);
1308:
1309: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1310: term_word(p, ")");
1.60 schwarze 1311:
1.1 kristaps 1312: return(0);
1313: }
1314:
1.86 schwarze 1315: /*
1316: * This decides how to assert whitespace before any of the SYNOPSIS set
1317: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1318: * macro combos).
1319: */
1320: static void
1321: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1322: {
1323: /*
1324: * Obviously, if we're not in a SYNOPSIS or no prior macros
1325: * exist, do nothing.
1326: */
1.92 schwarze 1327: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1328: return;
1329:
1330: /*
1331: * If we're the second in a pair of like elements, emit our
1332: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1333: * case we soldier on.
1334: */
1335: if (n->prev->tok == n->tok &&
1336: MDOC_Ft != n->tok &&
1337: MDOC_Fo != n->tok &&
1338: MDOC_Fn != n->tok) {
1339: term_newln(p);
1340: return;
1341: }
1342:
1343: /*
1344: * If we're one of the SYNOPSIS set and non-like pair-wise after
1345: * another (or Fn/Fo, which we've let slip through) then assert
1346: * vertical space, else only newline and move on.
1347: */
1348: switch (n->prev->tok) {
1349: case (MDOC_Fd):
1350: /* FALLTHROUGH */
1351: case (MDOC_Fn):
1352: /* FALLTHROUGH */
1353: case (MDOC_Fo):
1354: /* FALLTHROUGH */
1355: case (MDOC_In):
1356: /* FALLTHROUGH */
1357: case (MDOC_Vt):
1358: term_vspace(p);
1359: break;
1360: case (MDOC_Ft):
1361: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1362: term_vspace(p);
1363: break;
1364: }
1365: /* FALLTHROUGH */
1366: default:
1367: term_newln(p);
1368: break;
1369: }
1370: }
1371:
1372:
1.69 schwarze 1373: static int
1374: termp_vt_pre(DECL_ARGS)
1375: {
1376:
1.86 schwarze 1377: if (MDOC_ELEM == n->type) {
1378: synopsis_pre(p, n);
1.69 schwarze 1379: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1380: } else if (MDOC_BLOCK == n->type) {
1381: synopsis_pre(p, n);
1382: return(1);
1383: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1384: return(0);
1385:
1386: return(termp_under_pre(p, pair, m, n));
1387: }
1388:
1389:
1.1 kristaps 1390: /* ARGSUSED */
1391: static int
1.54 schwarze 1392: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1393: {
1394:
1.65 schwarze 1395: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1396: return(1);
1397: }
1398:
1399:
1400: /* ARGSUSED */
1.86 schwarze 1401: static int
1402: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1403: {
1404:
1.86 schwarze 1405: synopsis_pre(p, n);
1406: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1407: }
1408:
1409:
1410: /* ARGSUSED */
1411: static int
1412: termp_sh_pre(DECL_ARGS)
1413: {
1.60 schwarze 1414:
1415: /* No vspace between consecutive `Sh' calls. */
1416:
1417: switch (n->type) {
1.52 schwarze 1418: case (MDOC_BLOCK):
1.60 schwarze 1419: if (n->prev && MDOC_Sh == n->prev->tok)
1420: if (NULL == n->prev->body->child)
1.52 schwarze 1421: break;
1422: term_vspace(p);
1423: break;
1.1 kristaps 1424: case (MDOC_HEAD):
1.65 schwarze 1425: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1426: break;
1427: case (MDOC_BODY):
1.89 schwarze 1428: p->offset = term_len(p, INDENT);
1.1 kristaps 1429: break;
1430: default:
1431: break;
1432: }
1433: return(1);
1434: }
1435:
1436:
1437: /* ARGSUSED */
1438: static void
1439: termp_sh_post(DECL_ARGS)
1440: {
1441:
1.60 schwarze 1442: switch (n->type) {
1.1 kristaps 1443: case (MDOC_HEAD):
1444: term_newln(p);
1445: break;
1446: case (MDOC_BODY):
1447: term_newln(p);
1448: p->offset = 0;
1449: break;
1450: default:
1451: break;
1452: }
1453: }
1454:
1455:
1456: /* ARGSUSED */
1457: static int
1458: termp_bt_pre(DECL_ARGS)
1459: {
1460:
1461: term_word(p, "is currently in beta test.");
1.84 schwarze 1462: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1463: return(0);
1.1 kristaps 1464: }
1465:
1466:
1467: /* ARGSUSED */
1468: static void
1469: termp_lb_post(DECL_ARGS)
1470: {
1471:
1.77 schwarze 1472: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1473: term_newln(p);
1.1 kristaps 1474: }
1475:
1476:
1477: /* ARGSUSED */
1478: static int
1479: termp_ud_pre(DECL_ARGS)
1480: {
1481:
1482: term_word(p, "currently under development.");
1.84 schwarze 1483: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1484: return(0);
1.1 kristaps 1485: }
1486:
1487:
1488: /* ARGSUSED */
1489: static int
1490: termp_d1_pre(DECL_ARGS)
1491: {
1492:
1.60 schwarze 1493: if (MDOC_BLOCK != n->type)
1.1 kristaps 1494: return(1);
1495: term_newln(p);
1.89 schwarze 1496: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1497: return(1);
1498: }
1499:
1500:
1501: /* ARGSUSED */
1502: static void
1503: termp_d1_post(DECL_ARGS)
1504: {
1505:
1.60 schwarze 1506: if (MDOC_BLOCK != n->type)
1.1 kristaps 1507: return;
1508: term_newln(p);
1509: }
1510:
1511:
1512: /* ARGSUSED */
1513: static int
1514: termp_ft_pre(DECL_ARGS)
1515: {
1516:
1.85 schwarze 1517: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1518: synopsis_pre(p, n);
1.65 schwarze 1519: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1520: return(1);
1521: }
1522:
1523:
1524: /* ARGSUSED */
1525: static int
1526: termp_fn_pre(DECL_ARGS)
1527: {
1.132 schwarze 1528: int pretty;
1529:
1530: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1531:
1.86 schwarze 1532: synopsis_pre(p, n);
1.85 schwarze 1533:
1.132 schwarze 1534: if (NULL == (n = n->child))
1535: return(0);
1536:
1537: assert(MDOC_TEXT == n->type);
1.65 schwarze 1538: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1539: term_word(p, n->string);
1.65 schwarze 1540: term_fontpop(p);
1.1 kristaps 1541:
1542: p->flags |= TERMP_NOSPACE;
1543: term_word(p, "(");
1.132 schwarze 1544: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1545:
1.132 schwarze 1546: for (n = n->next; n; n = n->next) {
1547: assert(MDOC_TEXT == n->type);
1.65 schwarze 1548: term_fontpush(p, TERMFONT_UNDER);
1.132 schwarze 1549: term_word(p, n->string);
1.65 schwarze 1550: term_fontpop(p);
1551:
1.132 schwarze 1552: if (n->next) {
1553: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1554: term_word(p, ",");
1.132 schwarze 1555: }
1.1 kristaps 1556: }
1557:
1.132 schwarze 1558: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1559: term_word(p, ")");
1560:
1.132 schwarze 1561: if (pretty) {
1562: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1563: term_word(p, ";");
1.132 schwarze 1564: }
1.1 kristaps 1565:
1566: return(0);
1567: }
1568:
1569:
1570: /* ARGSUSED */
1571: static int
1572: termp_fa_pre(DECL_ARGS)
1573: {
1.60 schwarze 1574: const struct mdoc_node *nn;
1.1 kristaps 1575:
1.60 schwarze 1576: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1577: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1578: return(1);
1579: }
1580:
1.60 schwarze 1581: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1582: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1583: term_word(p, nn->string);
1.65 schwarze 1584: term_fontpop(p);
1585:
1.132 schwarze 1586: if (nn->next) {
1587: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1588: term_word(p, ",");
1.132 schwarze 1589: }
1.1 kristaps 1590: }
1591:
1.132 schwarze 1592: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1593: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1594: term_word(p, ",");
1.132 schwarze 1595: }
1.1 kristaps 1596:
1597: return(0);
1598: }
1599:
1600:
1601: /* ARGSUSED */
1602: static int
1603: termp_bd_pre(DECL_ARGS)
1604: {
1.99 schwarze 1605: size_t tabwidth, rm, rmax;
1.60 schwarze 1606: const struct mdoc_node *nn;
1.1 kristaps 1607:
1.60 schwarze 1608: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1609: print_bvspace(p, n, n);
1.45 schwarze 1610: return(1);
1.73 schwarze 1611: } else if (MDOC_HEAD == n->type)
1612: return(0);
1.1 kristaps 1613:
1.121 schwarze 1614: if (n->norm->Bd.offs)
1615: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 1616:
1617: /*
1618: * If -ragged or -filled are specified, the block does nothing
1619: * but change the indentation. If -unfilled or -literal are
1620: * specified, text is printed exactly as entered in the display:
1621: * for macro lines, a newline is appended to the line. Blank
1622: * lines are allowed.
1623: */
1.48 schwarze 1624:
1.121 schwarze 1625: if (DISP_literal != n->norm->Bd.type &&
1626: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1627: return(1);
1628:
1.75 schwarze 1629: tabwidth = p->tabwidth;
1.123 schwarze 1630: if (DISP_literal == n->norm->Bd.type)
1631: p->tabwidth = term_len(p, 8);
1632:
1.77 schwarze 1633: rm = p->rmargin;
1634: rmax = p->maxrmargin;
1635: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1636:
1.60 schwarze 1637: for (nn = n->child; nn; nn = nn->next) {
1.100 schwarze 1638: print_mdoc_node(p, pair, m, nn);
1.108 schwarze 1639: /*
1640: * If the printed node flushes its own line, then we
1641: * needn't do it here as well. This is hacky, but the
1642: * notion of selective eoln whitespace is pretty dumb
1643: * anyway, so don't sweat it.
1644: */
1645: switch (nn->tok) {
1.112 schwarze 1646: case (MDOC_Sm):
1647: /* FALLTHROUGH */
1.108 schwarze 1648: case (MDOC_br):
1649: /* FALLTHROUGH */
1650: case (MDOC_sp):
1651: /* FALLTHROUGH */
1652: case (MDOC_Bl):
1.115 schwarze 1653: /* FALLTHROUGH */
1654: case (MDOC_D1):
1655: /* FALLTHROUGH */
1656: case (MDOC_Dl):
1.108 schwarze 1657: /* FALLTHROUGH */
1658: case (MDOC_Lp):
1659: /* FALLTHROUGH */
1660: case (MDOC_Pp):
1661: continue;
1662: default:
1663: break;
1664: }
1.100 schwarze 1665: if (nn->next && nn->next->line == nn->line)
1666: continue;
1667: term_flushln(p);
1.48 schwarze 1668: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1669: }
1.88 schwarze 1670:
1.75 schwarze 1671: p->tabwidth = tabwidth;
1.77 schwarze 1672: p->rmargin = rm;
1673: p->maxrmargin = rmax;
1.1 kristaps 1674: return(0);
1675: }
1676:
1677:
1678: /* ARGSUSED */
1679: static void
1680: termp_bd_post(DECL_ARGS)
1681: {
1.77 schwarze 1682: size_t rm, rmax;
1.1 kristaps 1683:
1.60 schwarze 1684: if (MDOC_BODY != n->type)
1.1 kristaps 1685: return;
1.77 schwarze 1686:
1687: rm = p->rmargin;
1688: rmax = p->maxrmargin;
1689:
1.121 schwarze 1690: if (DISP_literal == n->norm->Bd.type ||
1691: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1692: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1693:
1.48 schwarze 1694: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1695: term_newln(p);
1.77 schwarze 1696:
1697: p->rmargin = rm;
1698: p->maxrmargin = rmax;
1.1 kristaps 1699: }
1700:
1701:
1702: /* ARGSUSED */
1.126 schwarze 1703: static int
1704: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1705: {
1706:
1.126 schwarze 1707: if (NULL != (n = n->child)) {
1708: term_word(p, n->string);
1709: p->flags |= TERMP_NOSPACE;
1710: term_word(p, "BSD");
1711: } else {
1712: term_word(p, "BSD");
1713: return(0);
1714: }
1715:
1716: if (NULL != (n = n->next)) {
1717: p->flags |= TERMP_NOSPACE;
1718: term_word(p, "-");
1.1 kristaps 1719: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1720: term_word(p, n->string);
1721: }
1722:
1723: return(0);
1.1 kristaps 1724: }
1725:
1726:
1727: /* ARGSUSED */
1728: static int
1.26 schwarze 1729: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1730: {
1.26 schwarze 1731: const char *pp;
1.129 schwarze 1732: int flags;
1.1 kristaps 1733:
1.26 schwarze 1734: pp = NULL;
1.60 schwarze 1735: switch (n->tok) {
1.26 schwarze 1736: case (MDOC_Bsx):
1.113 schwarze 1737: pp = "BSD/OS";
1.26 schwarze 1738: break;
1739: case (MDOC_Dx):
1.64 schwarze 1740: pp = "DragonFly";
1.26 schwarze 1741: break;
1742: case (MDOC_Fx):
1743: pp = "FreeBSD";
1744: break;
1745: case (MDOC_Nx):
1746: pp = "NetBSD";
1747: break;
1748: case (MDOC_Ox):
1749: pp = "OpenBSD";
1750: break;
1751: case (MDOC_Ux):
1752: pp = "UNIX";
1753: break;
1754: default:
1755: break;
1756: }
1.1 kristaps 1757:
1.26 schwarze 1758: term_word(p, pp);
1.129 schwarze 1759: if (n->child) {
1760: flags = p->flags;
1761: p->flags |= TERMP_KEEP;
1762: term_word(p, n->child->string);
1763: p->flags = flags;
1764: }
1765: return(0);
1.1 kristaps 1766: }
1767:
1768:
1769: /* ARGSUSED */
1770: static int
1.109 schwarze 1771: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1772: {
1773:
1774: p->flags |= TERMP_IGNDELIM;
1775: return(1);
1776: }
1777:
1778:
1779: /* ARGSUSED */
1780: static void
1781: termp_pf_post(DECL_ARGS)
1782: {
1783:
1784: p->flags |= TERMP_NOSPACE;
1785: }
1786:
1787:
1788: /* ARGSUSED */
1789: static int
1790: termp_ss_pre(DECL_ARGS)
1791: {
1792:
1.60 schwarze 1793: switch (n->type) {
1.1 kristaps 1794: case (MDOC_BLOCK):
1795: term_newln(p);
1.60 schwarze 1796: if (n->prev)
1.1 kristaps 1797: term_vspace(p);
1798: break;
1799: case (MDOC_HEAD):
1.65 schwarze 1800: term_fontpush(p, TERMFONT_BOLD);
1.89 schwarze 1801: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1802: break;
1803: default:
1804: break;
1805: }
1806:
1807: return(1);
1808: }
1809:
1810:
1811: /* ARGSUSED */
1812: static void
1813: termp_ss_post(DECL_ARGS)
1814: {
1815:
1.60 schwarze 1816: if (MDOC_HEAD == n->type)
1.1 kristaps 1817: term_newln(p);
1818: }
1819:
1820:
1821: /* ARGSUSED */
1822: static int
1823: termp_cd_pre(DECL_ARGS)
1824: {
1825:
1.86 schwarze 1826: synopsis_pre(p, n);
1.65 schwarze 1827: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1828: return(1);
1829: }
1830:
1831:
1832: /* ARGSUSED */
1833: static int
1834: termp_in_pre(DECL_ARGS)
1835: {
1836:
1.86 schwarze 1837: synopsis_pre(p, n);
1.85 schwarze 1838:
1.92 schwarze 1839: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1840: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1841: term_word(p, "#include");
1.85 schwarze 1842: term_word(p, "<");
1843: } else {
1844: term_word(p, "<");
1845: term_fontpush(p, TERMFONT_UNDER);
1846: }
1.23 schwarze 1847:
1.1 kristaps 1848: p->flags |= TERMP_NOSPACE;
1849: return(1);
1850: }
1851:
1852:
1853: /* ARGSUSED */
1854: static void
1855: termp_in_post(DECL_ARGS)
1856: {
1857:
1.92 schwarze 1858: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1859: term_fontpush(p, TERMFONT_BOLD);
1860:
1.59 schwarze 1861: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1862: term_word(p, ">");
1863:
1.92 schwarze 1864: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1865: term_fontpop(p);
1.38 schwarze 1866: }
1867:
1868:
1869: /* ARGSUSED */
1870: static int
1871: termp_sp_pre(DECL_ARGS)
1872: {
1.61 schwarze 1873: size_t i, len;
1.38 schwarze 1874:
1.60 schwarze 1875: switch (n->tok) {
1.54 schwarze 1876: case (MDOC_sp):
1.89 schwarze 1877: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1878: break;
1879: case (MDOC_br):
1880: len = 0;
1881: break;
1882: default:
1883: len = 1;
1884: break;
1.38 schwarze 1885: }
1886:
1887: if (0 == len)
1888: term_newln(p);
1889: for (i = 0; i < len; i++)
1890: term_vspace(p);
1891:
1892: return(0);
1893: }
1894:
1895:
1896: /* ARGSUSED */
1897: static int
1.107 schwarze 1898: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1899: {
1900:
1.120 schwarze 1901: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1902: return(1);
1903:
1.107 schwarze 1904: switch (n->tok) {
1905: case (MDOC_Ao):
1906: /* FALLTHROUGH */
1907: case (MDOC_Aq):
1908: term_word(p, "<");
1909: break;
1910: case (MDOC_Bro):
1911: /* FALLTHROUGH */
1912: case (MDOC_Brq):
1913: term_word(p, "{");
1914: break;
1915: case (MDOC_Oo):
1916: /* FALLTHROUGH */
1917: case (MDOC_Op):
1918: /* FALLTHROUGH */
1919: case (MDOC_Bo):
1920: /* FALLTHROUGH */
1921: case (MDOC_Bq):
1922: term_word(p, "[");
1923: break;
1924: case (MDOC_Do):
1925: /* FALLTHROUGH */
1926: case (MDOC_Dq):
1927: term_word(p, "``");
1928: break;
1929: case (MDOC_Po):
1930: /* FALLTHROUGH */
1931: case (MDOC_Pq):
1932: term_word(p, "(");
1933: break;
1.120 schwarze 1934: case (MDOC__T):
1935: /* FALLTHROUGH */
1.107 schwarze 1936: case (MDOC_Qo):
1937: /* FALLTHROUGH */
1938: case (MDOC_Qq):
1939: term_word(p, "\"");
1940: break;
1941: case (MDOC_Ql):
1942: /* FALLTHROUGH */
1943: case (MDOC_So):
1944: /* FALLTHROUGH */
1945: case (MDOC_Sq):
1946: term_word(p, "`");
1947: break;
1948: default:
1949: abort();
1950: /* NOTREACHED */
1951: }
1.1 kristaps 1952:
1953: p->flags |= TERMP_NOSPACE;
1954: return(1);
1955: }
1956:
1957:
1958: /* ARGSUSED */
1959: static void
1.107 schwarze 1960: termp_quote_post(DECL_ARGS)
1.1 kristaps 1961: {
1962:
1.120 schwarze 1963: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1964: return;
1965:
1966: p->flags |= TERMP_NOSPACE;
1967:
1.107 schwarze 1968: switch (n->tok) {
1969: case (MDOC_Ao):
1970: /* FALLTHROUGH */
1971: case (MDOC_Aq):
1972: term_word(p, ">");
1973: break;
1974: case (MDOC_Bro):
1975: /* FALLTHROUGH */
1976: case (MDOC_Brq):
1977: term_word(p, "}");
1978: break;
1979: case (MDOC_Oo):
1980: /* FALLTHROUGH */
1981: case (MDOC_Op):
1982: /* FALLTHROUGH */
1983: case (MDOC_Bo):
1984: /* FALLTHROUGH */
1985: case (MDOC_Bq):
1986: term_word(p, "]");
1987: break;
1988: case (MDOC_Do):
1989: /* FALLTHROUGH */
1990: case (MDOC_Dq):
1991: term_word(p, "''");
1992: break;
1993: case (MDOC_Po):
1994: /* FALLTHROUGH */
1995: case (MDOC_Pq):
1996: term_word(p, ")");
1997: break;
1.120 schwarze 1998: case (MDOC__T):
1999: /* FALLTHROUGH */
1.107 schwarze 2000: case (MDOC_Qo):
2001: /* FALLTHROUGH */
2002: case (MDOC_Qq):
2003: term_word(p, "\"");
2004: break;
2005: case (MDOC_Ql):
2006: /* FALLTHROUGH */
2007: case (MDOC_So):
2008: /* FALLTHROUGH */
2009: case (MDOC_Sq):
2010: term_word(p, "'");
2011: break;
2012: default:
2013: abort();
2014: /* NOTREACHED */
2015: }
1.1 kristaps 2016: }
2017:
2018:
2019: /* ARGSUSED */
2020: static int
2021: termp_fo_pre(DECL_ARGS)
2022: {
2023:
1.85 schwarze 2024: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2025: synopsis_pre(p, n);
1.85 schwarze 2026: return(1);
2027: } else if (MDOC_BODY == n->type) {
1.31 schwarze 2028: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2029: term_word(p, "(");
1.132 schwarze 2030: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2031: return(1);
1.85 schwarze 2032: }
2033:
1.95 schwarze 2034: if (NULL == n->child)
2035: return(0);
2036:
1.85 schwarze 2037: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2038:
1.85 schwarze 2039: assert(n->child->string);
1.65 schwarze 2040: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2041: term_word(p, n->child->string);
1.1 kristaps 2042: return(0);
2043: }
2044:
2045:
2046: /* ARGSUSED */
2047: static void
2048: termp_fo_post(DECL_ARGS)
2049: {
2050:
1.86 schwarze 2051: if (MDOC_BODY != n->type)
2052: return;
2053:
1.132 schwarze 2054: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2055: term_word(p, ")");
2056:
1.132 schwarze 2057: if (MDOC_SYNPRETTY & n->flags) {
2058: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2059: term_word(p, ";");
1.132 schwarze 2060: }
1.1 kristaps 2061: }
2062:
2063:
2064: /* ARGSUSED */
2065: static int
2066: termp_bf_pre(DECL_ARGS)
2067: {
2068:
1.60 schwarze 2069: if (MDOC_HEAD == n->type)
1.1 kristaps 2070: return(0);
1.60 schwarze 2071: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2072: return(1);
2073:
1.121 schwarze 2074: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2075: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2076: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2077: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2078: else
1.65 schwarze 2079: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2080:
2081: return(1);
2082: }
2083:
2084:
2085: /* ARGSUSED */
2086: static int
2087: termp_sm_pre(DECL_ARGS)
2088: {
2089:
1.60 schwarze 2090: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2091: if (0 == strcmp("on", n->child->string)) {
2092: if (p->col)
2093: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2094: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2095: } else
1.1 kristaps 2096: p->flags |= TERMP_NONOSPACE;
2097:
2098: return(0);
2099: }
2100:
2101:
2102: /* ARGSUSED */
2103: static int
2104: termp_ap_pre(DECL_ARGS)
2105: {
2106:
2107: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2108: term_word(p, "'");
1.1 kristaps 2109: p->flags |= TERMP_NOSPACE;
2110: return(1);
2111: }
2112:
2113:
2114: /* ARGSUSED */
2115: static void
2116: termp____post(DECL_ARGS)
2117: {
1.104 schwarze 2118:
2119: /*
2120: * Handle lists of authors. In general, print each followed by
2121: * a comma. Don't print the comma if there are only two
2122: * authors.
2123: */
2124: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2125: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2126: if (NULL == n->prev || MDOC__A != n->prev->tok)
2127: return;
1.1 kristaps 2128:
1.62 schwarze 2129: /* TODO: %U. */
2130:
1.106 schwarze 2131: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2132: return;
2133:
1.132 schwarze 2134: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2135: if (NULL == n->next) {
2136: term_word(p, ".");
2137: p->flags |= TERMP_SENTENCE;
2138: } else
2139: term_word(p, ",");
1.1 kristaps 2140: }
2141:
2142:
2143: /* ARGSUSED */
2144: static int
1.65 schwarze 2145: termp_li_pre(DECL_ARGS)
2146: {
2147:
2148: term_fontpush(p, TERMFONT_NONE);
2149: return(1);
2150: }
2151:
2152:
2153: /* ARGSUSED */
2154: static int
1.1 kristaps 2155: termp_lk_pre(DECL_ARGS)
2156: {
1.101 schwarze 2157: const struct mdoc_node *nn, *sv;
1.1 kristaps 2158:
1.65 schwarze 2159: term_fontpush(p, TERMFONT_UNDER);
1.101 schwarze 2160:
2161: nn = sv = n->child;
1.62 schwarze 2162:
1.114 schwarze 2163: if (NULL == nn || NULL == nn->next)
1.6 schwarze 2164: return(1);
1.1 kristaps 2165:
1.101 schwarze 2166: for (nn = nn->next; nn; nn = nn->next)
2167: term_word(p, nn->string);
2168:
1.65 schwarze 2169: term_fontpop(p);
1.62 schwarze 2170:
1.132 schwarze 2171: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2172: term_word(p, ":");
2173:
1.65 schwarze 2174: term_fontpush(p, TERMFONT_BOLD);
1.101 schwarze 2175: term_word(p, sv->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: }