Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.94
1.94 ! schwarze 1: /* $Id: mdoc_term.c,v 1.93 2010/06/29 17:10:30 schwarze Exp $ */
1.1 kristaps 2: /*
1.88 schwarze 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.2 schwarze 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 16: */
17: #include <sys/types.h>
18:
19: #include <assert.h>
20: #include <ctype.h>
1.77 schwarze 21: #include <stdint.h>
1.1 kristaps 22: #include <stdio.h>
23: #include <stdlib.h>
24: #include <string.h>
25:
1.81 schwarze 26: #include "mandoc.h"
1.61 schwarze 27: #include "out.h"
1.1 kristaps 28: #include "term.h"
1.92 schwarze 29: #include "regs.h"
1.1 kristaps 30: #include "mdoc.h"
1.61 schwarze 31: #include "chars.h"
32: #include "main.h"
1.54 schwarze 33:
1.51 schwarze 34: #define INDENT 5
35: #define HALFINDENT 3
1.1 kristaps 36:
37: struct termpair {
38: struct termpair *ppair;
1.27 schwarze 39: int count;
1.1 kristaps 40: };
41:
1.29 schwarze 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.60 schwarze 44: const struct mdoc_meta *m, \
45: const struct mdoc_node *n
1.1 kristaps 46:
47: struct termact {
48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
1.29 schwarze 51:
1.89 schwarze 52: static size_t a2width(const struct termp *, const char *);
53: static size_t a2height(const struct termp *, const char *);
54: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 55:
56: static int arg_hasattr(int, const struct mdoc_node *);
57: static int arg_getattr(int, const struct mdoc_node *);
58: static void print_bvspace(struct termp *,
59: const struct mdoc_node *,
60: const struct mdoc_node *);
1.65 schwarze 61: static void print_mdoc_node(DECL_ARGS);
62: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 63: static void print_mdoc_head(struct termp *, const void *);
64: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 65: static void synopsis_pre(struct termp *,
66: const struct mdoc_node *);
1.62 schwarze 67:
1.29 schwarze 68: static void termp____post(DECL_ARGS);
1.49 schwarze 69: static void termp_an_post(DECL_ARGS);
1.29 schwarze 70: static void termp_aq_post(DECL_ARGS);
71: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 72: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 73: static void termp_bl_post(DECL_ARGS);
74: static void termp_bq_post(DECL_ARGS);
75: static void termp_brq_post(DECL_ARGS);
76: static void termp_bx_post(DECL_ARGS);
77: static void termp_d1_post(DECL_ARGS);
78: static void termp_dq_post(DECL_ARGS);
1.86 schwarze 79: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 80: static void termp_fo_post(DECL_ARGS);
81: static void termp_in_post(DECL_ARGS);
82: static void termp_it_post(DECL_ARGS);
83: static void termp_lb_post(DECL_ARGS);
1.94 ! schwarze 84: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 85: static void termp_op_post(DECL_ARGS);
86: static void termp_pf_post(DECL_ARGS);
87: static void termp_pq_post(DECL_ARGS);
88: static void termp_qq_post(DECL_ARGS);
89: static void termp_sh_post(DECL_ARGS);
90: static void termp_sq_post(DECL_ARGS);
91: static void termp_ss_post(DECL_ARGS);
92:
1.49 schwarze 93: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 94: static int termp_ap_pre(DECL_ARGS);
95: static int termp_aq_pre(DECL_ARGS);
96: static int termp_bd_pre(DECL_ARGS);
97: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 98: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 99: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 100: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 101: static int termp_bq_pre(DECL_ARGS);
102: static int termp_brq_pre(DECL_ARGS);
103: static int termp_bt_pre(DECL_ARGS);
104: static int termp_cd_pre(DECL_ARGS);
105: static int termp_d1_pre(DECL_ARGS);
106: static int termp_dq_pre(DECL_ARGS);
107: static int termp_ex_pre(DECL_ARGS);
108: static int termp_fa_pre(DECL_ARGS);
109: static int termp_fl_pre(DECL_ARGS);
110: static int termp_fn_pre(DECL_ARGS);
111: static int termp_fo_pre(DECL_ARGS);
112: static int termp_ft_pre(DECL_ARGS);
113: static int termp_in_pre(DECL_ARGS);
114: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 115: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 116: static int termp_lk_pre(DECL_ARGS);
117: static int termp_nd_pre(DECL_ARGS);
118: static int termp_nm_pre(DECL_ARGS);
119: static int termp_ns_pre(DECL_ARGS);
120: static int termp_op_pre(DECL_ARGS);
121: static int termp_pf_pre(DECL_ARGS);
122: static int termp_pq_pre(DECL_ARGS);
123: static int termp_qq_pre(DECL_ARGS);
124: static int termp_rs_pre(DECL_ARGS);
125: static int termp_rv_pre(DECL_ARGS);
126: static int termp_sh_pre(DECL_ARGS);
127: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 128: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 129: static int termp_sq_pre(DECL_ARGS);
130: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 131: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 132: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 133: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 134: static int termp_xr_pre(DECL_ARGS);
135: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 136:
1.54 schwarze 137: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 138: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 139: { NULL, NULL }, /* Dd */
140: { NULL, NULL }, /* Dt */
141: { NULL, NULL }, /* Os */
142: { termp_sh_pre, termp_sh_post }, /* Sh */
143: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 144: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 145: { termp_d1_pre, termp_d1_post }, /* D1 */
146: { termp_d1_pre, termp_d1_post }, /* Dl */
147: { termp_bd_pre, termp_bd_post }, /* Bd */
148: { NULL, NULL }, /* Ed */
1.73 schwarze 149: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 150: { NULL, NULL }, /* El */
151: { termp_it_pre, termp_it_post }, /* It */
152: { NULL, NULL }, /* Ad */
1.49 schwarze 153: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 154: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 155: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 156: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 157: { NULL, NULL }, /* Dv */
158: { NULL, NULL }, /* Er */
159: { NULL, NULL }, /* Ev */
160: { termp_ex_pre, NULL }, /* Ex */
161: { termp_fa_pre, NULL }, /* Fa */
1.86 schwarze 162: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 163: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 164: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 165: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 166: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 167: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 168: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 169: { termp_nd_pre, NULL }, /* Nd */
1.94 ! schwarze 170: { termp_nm_pre, termp_nm_post }, /* Nm */
1.1 kristaps 171: { termp_op_pre, termp_op_post }, /* Op */
172: { NULL, NULL }, /* Ot */
1.54 schwarze 173: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 174: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 175: { NULL, NULL }, /* St */
1.54 schwarze 176: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 177: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 178: { termp_xr_pre, NULL }, /* Xr */
179: { NULL, termp____post }, /* %A */
1.58 schwarze 180: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 181: { NULL, termp____post }, /* %D */
1.58 schwarze 182: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 183: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 184: { NULL, termp____post }, /* %N */
185: { NULL, termp____post }, /* %O */
186: { NULL, termp____post }, /* %P */
187: { NULL, termp____post }, /* %R */
1.76 schwarze 188: { termp_under_pre, termp____post }, /* %T */
1.1 kristaps 189: { NULL, termp____post }, /* %V */
190: { NULL, NULL }, /* Ac */
191: { termp_aq_pre, termp_aq_post }, /* Ao */
192: { termp_aq_pre, termp_aq_post }, /* Aq */
1.32 schwarze 193: { NULL, NULL }, /* At */
1.1 kristaps 194: { NULL, NULL }, /* Bc */
195: { termp_bf_pre, NULL }, /* Bf */
196: { termp_bq_pre, termp_bq_post }, /* Bo */
197: { termp_bq_pre, termp_bq_post }, /* Bq */
1.26 schwarze 198: { termp_xx_pre, NULL }, /* Bsx */
1.1 kristaps 199: { NULL, termp_bx_post }, /* Bx */
200: { NULL, NULL }, /* Db */
201: { NULL, NULL }, /* Dc */
202: { termp_dq_pre, termp_dq_post }, /* Do */
203: { termp_dq_pre, termp_dq_post }, /* Dq */
1.73 schwarze 204: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 205: { NULL, NULL }, /* Ef */
1.54 schwarze 206: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 207: { NULL, NULL }, /* Eo */
1.26 schwarze 208: { termp_xx_pre, NULL }, /* Fx */
1.58 schwarze 209: { termp_bold_pre, NULL }, /* Ms */ /* FIXME: convert to symbol? */
1.1 kristaps 210: { NULL, NULL }, /* No */
211: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 212: { termp_xx_pre, NULL }, /* Nx */
213: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 214: { NULL, NULL }, /* Pc */
215: { termp_pf_pre, termp_pf_post }, /* Pf */
216: { termp_pq_pre, termp_pq_post }, /* Po */
217: { termp_pq_pre, termp_pq_post }, /* Pq */
218: { NULL, NULL }, /* Qc */
219: { termp_sq_pre, termp_sq_post }, /* Ql */
220: { termp_qq_pre, termp_qq_post }, /* Qo */
221: { termp_qq_pre, termp_qq_post }, /* Qq */
222: { NULL, NULL }, /* Re */
223: { termp_rs_pre, NULL }, /* Rs */
224: { NULL, NULL }, /* Sc */
225: { termp_sq_pre, termp_sq_post }, /* So */
226: { termp_sq_pre, termp_sq_post }, /* Sq */
227: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 228: { termp_under_pre, NULL }, /* Sx */
229: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 230: { NULL, NULL }, /* Tn */
1.26 schwarze 231: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 232: { NULL, NULL }, /* Xc */
233: { NULL, NULL }, /* Xo */
234: { termp_fo_pre, termp_fo_post }, /* Fo */
235: { NULL, NULL }, /* Fc */
236: { termp_op_pre, termp_op_post }, /* Oo */
237: { NULL, NULL }, /* Oc */
1.90 schwarze 238: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 239: { NULL, NULL }, /* Ek */
240: { termp_bt_pre, NULL }, /* Bt */
241: { NULL, NULL }, /* Hf */
242: { NULL, NULL }, /* Fr */
243: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 244: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 245: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 246: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 247: { termp_under_pre, NULL }, /* Mt */
1.1 kristaps 248: { termp_brq_pre, termp_brq_post }, /* Brq */
249: { termp_brq_pre, termp_brq_post }, /* Bro */
250: { NULL, NULL }, /* Brc */
1.58 schwarze 251: { NULL, termp____post }, /* %C */
252: { NULL, NULL }, /* Es */ /* TODO */
253: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 254: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 255: { NULL, termp____post }, /* %Q */
1.54 schwarze 256: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 257: { termp_sp_pre, NULL }, /* sp */
1.62 schwarze 258: { termp_under_pre, termp____post }, /* %U */
1.85 schwarze 259: { NULL, NULL }, /* Ta */
1.1 kristaps 260: };
261:
262:
1.55 schwarze 263: void
1.61 schwarze 264: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 265: {
1.55 schwarze 266: const struct mdoc_node *n;
267: const struct mdoc_meta *m;
1.61 schwarze 268: struct termp *p;
269:
270: p = (struct termp *)arg;
1.71 schwarze 271:
272: p->overstep = 0;
1.80 schwarze 273: p->maxrmargin = p->defrmargin;
1.89 schwarze 274: p->tabwidth = term_len(p, 5);
1.61 schwarze 275:
276: if (NULL == p->symtab)
277: switch (p->enc) {
278: case (TERMENC_ASCII):
279: p->symtab = chars_init(CHARS_ASCII);
280: break;
281: default:
282: abort();
283: /* NOTREACHED */
284: }
1.55 schwarze 285:
286: n = mdoc_node(mdoc);
287: m = mdoc_meta(mdoc);
288:
1.87 schwarze 289: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
290:
1.55 schwarze 291: if (n->child)
1.65 schwarze 292: print_mdoc_nodelist(p, NULL, m, n->child);
1.87 schwarze 293:
294: term_end(p);
1.1 kristaps 295: }
296:
297:
298: static void
1.65 schwarze 299: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 300: {
301:
1.65 schwarze 302: print_mdoc_node(p, pair, m, n);
1.60 schwarze 303: if (n->next)
1.65 schwarze 304: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 305: }
306:
307:
1.54 schwarze 308: /* ARGSUSED */
1.1 kristaps 309: static void
1.65 schwarze 310: print_mdoc_node(DECL_ARGS)
1.1 kristaps 311: {
1.65 schwarze 312: int chld;
313: const void *font;
1.1 kristaps 314: struct termpair npair;
1.28 schwarze 315: size_t offset, rmargin;
1.1 kristaps 316:
1.54 schwarze 317: chld = 1;
1.28 schwarze 318: offset = p->offset;
319: rmargin = p->rmargin;
1.65 schwarze 320: font = term_fontq(p);
1.1 kristaps 321:
1.63 schwarze 322: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 323: npair.ppair = pair;
324:
1.93 schwarze 325: if (MDOC_TEXT == n->type)
1.60 schwarze 326: term_word(p, n->string);
1.93 schwarze 327: else if (termacts[n->tok].pre && !n->end)
328: chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.65 schwarze 329:
1.60 schwarze 330: if (chld && n->child)
1.65 schwarze 331: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 332:
1.65 schwarze 333: term_fontpopq(p, font);
1.1 kristaps 334:
1.93 schwarze 335: if (MDOC_TEXT != n->type &&
336: termacts[n->tok].post &&
337: ! (MDOC_ENDED & n->flags)) {
338: (*termacts[n->tok].post)(p, &npair, m, n);
339:
340: /*
341: * Explicit end tokens not only call the post
342: * handler, but also tell the respective block
343: * that it must not call the post handler again.
344: */
345: if (n->end)
346: n->pending->flags |= MDOC_ENDED;
347:
348: /*
349: * End of line terminating an implicit block
350: * while an explicit block is still open.
351: * Continue the explicit block without spacing.
352: */
353: if (ENDBODY_NOSPACE == n->end)
354: p->flags |= TERMP_NOSPACE;
355: }
1.28 schwarze 356:
1.78 schwarze 357: if (MDOC_EOS & n->flags)
358: p->flags |= TERMP_SENTENCE;
359:
1.28 schwarze 360: p->offset = offset;
361: p->rmargin = rmargin;
1.1 kristaps 362: }
363:
364:
365: static void
1.87 schwarze 366: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 367: {
1.63 schwarze 368: char buf[DATESIZ], os[BUFSIZ];
1.87 schwarze 369: const struct mdoc_meta *m;
370:
371: m = (const struct mdoc_meta *)arg;
1.1 kristaps 372:
1.65 schwarze 373: term_fontrepl(p, TERMFONT_NONE);
374:
1.7 schwarze 375: /*
376: * Output the footer in new-groff style, that is, three columns
377: * with the middle being the manual date and flanking columns
378: * being the operating system:
379: *
380: * SYSTEM DATE SYSTEM
381: */
382:
1.62 schwarze 383: time2a(m->date, buf, DATESIZ);
1.63 schwarze 384: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 385:
386: term_vspace(p);
387:
1.7 schwarze 388: p->offset = 0;
1.89 schwarze 389: p->rmargin = (p->maxrmargin -
390: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 391: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
392:
393: term_word(p, os);
394: term_flushln(p);
395:
1.7 schwarze 396: p->offset = p->rmargin;
1.89 schwarze 397: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 398: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.7 schwarze 399:
400: term_word(p, buf);
401: term_flushln(p);
402:
1.1 kristaps 403: p->offset = p->rmargin;
404: p->rmargin = p->maxrmargin;
405: p->flags &= ~TERMP_NOBREAK;
1.7 schwarze 406: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 407:
1.7 schwarze 408: term_word(p, os);
1.1 kristaps 409: term_flushln(p);
1.7 schwarze 410:
411: p->offset = 0;
412: p->rmargin = p->maxrmargin;
413: p->flags = 0;
1.1 kristaps 414: }
415:
416:
417: static void
1.87 schwarze 418: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 419: {
1.63 schwarze 420: char buf[BUFSIZ], title[BUFSIZ];
1.87 schwarze 421: const struct mdoc_meta *m;
422:
423: m = (const struct mdoc_meta *)arg;
1.1 kristaps 424:
425: p->rmargin = p->maxrmargin;
426: p->offset = 0;
427:
428: /*
429: * The header is strange. It has three components, which are
430: * really two with the first duplicated. It goes like this:
431: *
432: * IDENTIFIER TITLE IDENTIFIER
433: *
434: * The IDENTIFIER is NAME(SECTION), which is the command-name
435: * (if given, or "unknown" if not) followed by the manual page
436: * section. These are given in `Dt'. The TITLE is a free-form
437: * string depending on the manual volume. If not specified, it
438: * switches on the manual section.
439: */
440:
1.60 schwarze 441: assert(m->vol);
1.63 schwarze 442: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 443:
1.60 schwarze 444: if (m->arch) {
1.63 schwarze 445: strlcat(buf, " (", BUFSIZ);
446: strlcat(buf, m->arch, BUFSIZ);
447: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 448: }
449:
1.79 schwarze 450: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 451:
452: p->offset = 0;
1.89 schwarze 453: p->rmargin = (p->maxrmargin -
454: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 455: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
456:
457: term_word(p, title);
458: term_flushln(p);
459:
460: p->offset = p->rmargin;
1.89 schwarze 461: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.8 schwarze 462: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 463:
464: term_word(p, buf);
465: term_flushln(p);
466:
467: p->offset = p->rmargin;
468: p->rmargin = p->maxrmargin;
469: p->flags &= ~TERMP_NOBREAK;
470: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
471:
472: term_word(p, title);
473: term_flushln(p);
474:
1.8 schwarze 475: p->offset = 0;
1.1 kristaps 476: p->rmargin = p->maxrmargin;
477: p->flags &= ~TERMP_NOSPACE;
478: }
479:
480:
481: static size_t
1.89 schwarze 482: a2height(const struct termp *p, const char *v)
1.1 kristaps 483: {
1.61 schwarze 484: struct roffsu su;
1.1 kristaps 485:
1.89 schwarze 486: assert(v);
487: if ( ! a2roffsu(v, &su, SCALE_VS))
488: SCALE_VS_INIT(&su, term_len(p, 1));
1.1 kristaps 489:
1.89 schwarze 490: return(term_vspan(p, &su));
1.61 schwarze 491: }
1.34 schwarze 492:
1.1 kristaps 493:
1.61 schwarze 494: static size_t
1.89 schwarze 495: a2width(const struct termp *p, const char *v)
1.61 schwarze 496: {
497: struct roffsu su;
1.1 kristaps 498:
1.88 schwarze 499: assert(v);
500: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 501: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 502:
1.89 schwarze 503: return(term_hspan(p, &su));
1.1 kristaps 504: }
505:
506:
507: static size_t
1.89 schwarze 508: a2offs(const struct termp *p, const char *v)
1.1 kristaps 509: {
1.61 schwarze 510: struct roffsu su;
1.1 kristaps 511:
1.88 schwarze 512: if ('\0' == *v)
1.61 schwarze 513: return(0);
1.88 schwarze 514: else if (0 == strcmp(v, "left"))
1.9 schwarze 515: return(0);
1.88 schwarze 516: else if (0 == strcmp(v, "indent"))
1.89 schwarze 517: return(term_len(p, INDENT + 1));
1.88 schwarze 518: else if (0 == strcmp(v, "indent-two"))
1.89 schwarze 519: return(term_len(p, (INDENT + 1) * 2));
1.88 schwarze 520: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 521: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 522:
1.89 schwarze 523: return(term_hspan(p, &su));
1.1 kristaps 524: }
525:
526:
1.68 schwarze 527: /*
528: * Return 1 if an argument has a particular argument value or 0 if it
529: * does not. See arg_getattr().
530: */
1.1 kristaps 531: static int
532: arg_hasattr(int arg, const struct mdoc_node *n)
533: {
534:
535: return(-1 != arg_getattr(arg, n));
536: }
537:
538:
1.68 schwarze 539: /*
540: * Get the index of an argument in a node's argument list or -1 if it
1.88 schwarze 541: * does not exist.
1.68 schwarze 542: */
1.1 kristaps 543: static int
544: arg_getattr(int v, const struct mdoc_node *n)
545: {
1.88 schwarze 546: int i;
1.1 kristaps 547:
548: if (NULL == n->args)
549: return(0);
550:
1.88 schwarze 551: for (i = 0; i < (int)n->args->argc; i++)
552: if (n->args->argv[i].arg == v)
553: return(i);
554:
555: return(-1);
1.1 kristaps 556: }
557:
558:
1.68 schwarze 559: /*
560: * Determine how much space to print out before block elements of `It'
561: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
562: * too.
563: */
1.45 schwarze 564: static void
1.61 schwarze 565: print_bvspace(struct termp *p,
1.1 kristaps 566: const struct mdoc_node *bl,
1.60 schwarze 567: const struct mdoc_node *n)
1.1 kristaps 568: {
1.60 schwarze 569: const struct mdoc_node *nn;
1.1 kristaps 570:
571: term_newln(p);
1.88 schwarze 572:
573: if (MDOC_Bd == bl->tok && bl->data.Bd.comp)
574: return;
575: if (MDOC_Bl == bl->tok && bl->data.Bl.comp)
1.45 schwarze 576: return;
577:
1.60 schwarze 578: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 579:
1.60 schwarze 580: for (nn = n; nn; nn = nn->parent) {
581: if (MDOC_BLOCK != nn->type)
1.1 kristaps 582: continue;
1.60 schwarze 583: if (MDOC_Ss == nn->tok)
1.45 schwarze 584: return;
1.60 schwarze 585: if (MDOC_Sh == nn->tok)
1.45 schwarze 586: return;
1.60 schwarze 587: if (NULL == nn->prev)
1.1 kristaps 588: continue;
589: break;
590: }
591:
1.60 schwarze 592: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 593:
1.88 schwarze 594: if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl.type)
1.60 schwarze 595: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 596: return;
597:
1.60 schwarze 598: /* A `-diag' without body does not vspace. */
599:
1.88 schwarze 600: if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl.type)
1.60 schwarze 601: if (n->prev && MDOC_It == n->prev->tok) {
602: assert(n->prev->body);
603: if (NULL == n->prev->body->child)
1.45 schwarze 604: return;
605: }
606:
607: term_vspace(p);
1.1 kristaps 608: }
609:
610:
611: /* ARGSUSED */
612: static int
613: termp_dq_pre(DECL_ARGS)
614: {
615:
1.60 schwarze 616: if (MDOC_BODY != n->type)
1.1 kristaps 617: return(1);
618:
619: term_word(p, "\\(lq");
620: p->flags |= TERMP_NOSPACE;
621: return(1);
622: }
623:
624:
625: /* ARGSUSED */
626: static void
627: termp_dq_post(DECL_ARGS)
628: {
629:
1.60 schwarze 630: if (MDOC_BODY != n->type)
1.1 kristaps 631: return;
632:
633: p->flags |= TERMP_NOSPACE;
634: term_word(p, "\\(rq");
635: }
636:
637:
638: /* ARGSUSED */
639: static int
640: termp_it_pre(DECL_ARGS)
641: {
1.60 schwarze 642: const struct mdoc_node *bl, *nn;
1.1 kristaps 643: char buf[7];
1.88 schwarze 644: int i, col;
1.68 schwarze 645: size_t width, offset, ncols, dcol;
1.82 schwarze 646: enum mdoc_list type;
1.1 kristaps 647:
1.60 schwarze 648: if (MDOC_BLOCK == n->type) {
1.61 schwarze 649: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 650: return(1);
651: }
1.1 kristaps 652:
1.60 schwarze 653: bl = n->parent->parent->parent;
1.88 schwarze 654: type = bl->data.Bl.type;
1.1 kristaps 655:
1.68 schwarze 656: /*
657: * First calculate width and offset. This is pretty easy unless
658: * we're a -column list, in which case all prior columns must
659: * be accounted for.
660: */
661:
662: width = offset = 0;
663:
1.88 schwarze 664: if (bl->data.Bl.offs)
1.89 schwarze 665: offset = a2offs(p, bl->data.Bl.offs);
1.66 schwarze 666:
1.1 kristaps 667: switch (type) {
1.82 schwarze 668: case (LIST_column):
1.85 schwarze 669: if (MDOC_HEAD == n->type)
1.1 kristaps 670: break;
1.88 schwarze 671:
672: col = arg_getattr(MDOC_Column, bl);
673:
1.66 schwarze 674: /*
1.68 schwarze 675: * Imitate groff's column handling:
676: * - For each earlier column, add its width.
677: * - For less than 5 columns, add four more blanks per
678: * column.
679: * - For exactly 5 columns, add three more blank per
680: * column.
681: * - For more than 5 columns, add only one column.
1.66 schwarze 682: */
1.88 schwarze 683: ncols = bl->args->argv[col].sz;
1.68 schwarze 684: /* LINTED */
1.89 schwarze 685: dcol = ncols < 5 ? term_len(p, 4) :
686: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 687:
1.85 schwarze 688: /*
689: * Calculate the offset by applying all prior MDOC_BODY,
690: * so we stop at the MDOC_HEAD (NULL == nn->prev).
691: */
692:
1.68 schwarze 693: for (i = 0, nn = n->prev;
1.85 schwarze 694: nn->prev && i < (int)ncols;
1.68 schwarze 695: nn = nn->prev, i++)
696: offset += dcol + a2width
1.89 schwarze 697: (p, bl->args->argv[col].value[i]);
1.66 schwarze 698:
699: /*
1.68 schwarze 700: * When exceeding the declared number of columns, leave
701: * the remaining widths at 0. This will later be
702: * adjusted to the default width of 10, or, for the last
703: * column, stretched to the right margin.
1.46 schwarze 704: */
1.68 schwarze 705: if (i >= (int)ncols)
706: break;
1.46 schwarze 707:
1.66 schwarze 708: /*
1.68 schwarze 709: * Use the declared column widths, extended as explained
710: * in the preceding paragraph.
1.66 schwarze 711: */
1.89 schwarze 712: width = a2width(p, bl->args->argv[col].value[i]) + dcol;
1.1 kristaps 713: break;
714: default:
1.88 schwarze 715: if (NULL == bl->data.Bl.width)
1.68 schwarze 716: break;
717:
718: /*
719: * Note: buffer the width by 2, which is groff's magic
720: * number for buffering single arguments. See the above
721: * handling for column for how this changes.
722: */
1.88 schwarze 723: assert(bl->data.Bl.width);
1.89 schwarze 724: width = a2width(p, bl->data.Bl.width) + term_len(p, 2);
1.1 kristaps 725: break;
726: }
727:
728: /*
729: * List-type can override the width in the case of fixed-head
730: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 731: * offset.
1.1 kristaps 732: */
733:
734: switch (type) {
1.82 schwarze 735: case (LIST_bullet):
1.1 kristaps 736: /* FALLTHROUGH */
1.82 schwarze 737: case (LIST_dash):
1.1 kristaps 738: /* FALLTHROUGH */
1.82 schwarze 739: case (LIST_hyphen):
1.89 schwarze 740: if (width < term_len(p, 4))
741: width = term_len(p, 4);
1.19 schwarze 742: break;
1.82 schwarze 743: case (LIST_enum):
1.89 schwarze 744: if (width < term_len(p, 5))
745: width = term_len(p, 5);
1.1 kristaps 746: break;
1.82 schwarze 747: case (LIST_hang):
1.33 schwarze 748: if (0 == width)
1.89 schwarze 749: width = term_len(p, 8);
1.33 schwarze 750: break;
1.82 schwarze 751: case (LIST_column):
1.41 schwarze 752: /* FALLTHROUGH */
1.82 schwarze 753: case (LIST_tag):
1.1 kristaps 754: if (0 == width)
1.89 schwarze 755: width = term_len(p, 10);
1.1 kristaps 756: break;
757: default:
758: break;
759: }
760:
761: /*
1.16 schwarze 762: * Whitespace control. Inset bodies need an initial space,
763: * while diagonal bodies need two.
1.1 kristaps 764: */
765:
1.42 schwarze 766: p->flags |= TERMP_NOSPACE;
767:
1.1 kristaps 768: switch (type) {
1.82 schwarze 769: case (LIST_diag):
1.60 schwarze 770: if (MDOC_BODY == n->type)
1.48 schwarze 771: term_word(p, "\\ \\ ");
1.42 schwarze 772: break;
1.82 schwarze 773: case (LIST_inset):
1.60 schwarze 774: if (MDOC_BODY == n->type)
1.42 schwarze 775: term_word(p, "\\ ");
1.1 kristaps 776: break;
777: default:
778: break;
779: }
780:
1.42 schwarze 781: p->flags |= TERMP_NOSPACE;
782:
1.1 kristaps 783: switch (type) {
1.82 schwarze 784: case (LIST_diag):
1.60 schwarze 785: if (MDOC_HEAD == n->type)
1.65 schwarze 786: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 787: break;
788: default:
789: break;
790: }
791:
792: /*
1.68 schwarze 793: * Pad and break control. This is the tricky part. These flags
794: * are documented in term_flushln() in term.c. Note that we're
795: * going to unset all of these flags in termp_it_post() when we
796: * exit.
1.1 kristaps 797: */
798:
799: switch (type) {
1.82 schwarze 800: case (LIST_bullet):
1.1 kristaps 801: /* FALLTHROUGH */
1.82 schwarze 802: case (LIST_dash):
1.1 kristaps 803: /* FALLTHROUGH */
1.82 schwarze 804: case (LIST_enum):
1.1 kristaps 805: /* FALLTHROUGH */
1.82 schwarze 806: case (LIST_hyphen):
1.60 schwarze 807: if (MDOC_HEAD == n->type)
1.33 schwarze 808: p->flags |= TERMP_NOBREAK;
809: else
810: p->flags |= TERMP_NOLPAD;
811: break;
1.82 schwarze 812: case (LIST_hang):
1.60 schwarze 813: if (MDOC_HEAD == n->type)
1.33 schwarze 814: p->flags |= TERMP_NOBREAK;
815: else
816: p->flags |= TERMP_NOLPAD;
817:
1.60 schwarze 818: if (MDOC_HEAD != n->type)
1.47 schwarze 819: break;
820:
821: /*
822: * This is ugly. If `-hang' is specified and the body
823: * is a `Bl' or `Bd', then we want basically to nullify
824: * the "overstep" effect in term_flushln() and treat
825: * this as a `-ohang' list instead.
826: */
1.60 schwarze 827: if (n->next->child &&
828: (MDOC_Bl == n->next->child->tok ||
829: MDOC_Bd == n->next->child->tok)) {
1.47 schwarze 830: p->flags &= ~TERMP_NOBREAK;
831: p->flags &= ~TERMP_NOLPAD;
832: } else
1.33 schwarze 833: p->flags |= TERMP_HANG;
834: break;
1.82 schwarze 835: case (LIST_tag):
1.60 schwarze 836: if (MDOC_HEAD == n->type)
1.42 schwarze 837: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 838: else
839: p->flags |= TERMP_NOLPAD;
1.33 schwarze 840:
1.60 schwarze 841: if (MDOC_HEAD != n->type)
1.33 schwarze 842: break;
1.60 schwarze 843: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 844: p->flags |= TERMP_DANGLE;
1.1 kristaps 845: break;
1.82 schwarze 846: case (LIST_column):
1.85 schwarze 847: if (MDOC_HEAD == n->type)
848: break;
849:
850: if (NULL == n->next)
851: p->flags &= ~TERMP_NOBREAK;
852: else
853: p->flags |= TERMP_NOBREAK;
854:
855: assert(n->prev);
856: if (MDOC_BODY == n->prev->type)
857: p->flags |= TERMP_NOLPAD;
858:
1.1 kristaps 859: break;
1.82 schwarze 860: case (LIST_diag):
1.60 schwarze 861: if (MDOC_HEAD == n->type)
1.1 kristaps 862: p->flags |= TERMP_NOBREAK;
863: break;
864: default:
865: break;
866: }
867:
868: /*
869: * Margin control. Set-head-width lists have their right
870: * margins shortened. The body for these lists has the offset
871: * necessarily lengthened. Everybody gets the offset.
872: */
873:
874: p->offset += offset;
875:
876: switch (type) {
1.82 schwarze 877: case (LIST_hang):
1.47 schwarze 878: /*
879: * Same stipulation as above, regarding `-hang'. We
880: * don't want to recalculate rmargin and offsets when
881: * using `Bd' or `Bl' within `-hang' overstep lists.
882: */
1.60 schwarze 883: if (MDOC_HEAD == n->type && n->next->child &&
884: (MDOC_Bl == n->next->child->tok ||
885: MDOC_Bd == n->next->child->tok))
1.47 schwarze 886: break;
887: /* FALLTHROUGH */
1.82 schwarze 888: case (LIST_bullet):
1.1 kristaps 889: /* FALLTHROUGH */
1.82 schwarze 890: case (LIST_dash):
1.1 kristaps 891: /* FALLTHROUGH */
1.82 schwarze 892: case (LIST_enum):
1.1 kristaps 893: /* FALLTHROUGH */
1.82 schwarze 894: case (LIST_hyphen):
1.33 schwarze 895: /* FALLTHROUGH */
1.82 schwarze 896: case (LIST_tag):
1.41 schwarze 897: assert(width);
1.60 schwarze 898: if (MDOC_HEAD == n->type)
1.1 kristaps 899: p->rmargin = p->offset + width;
900: else
901: p->offset += width;
902: break;
1.82 schwarze 903: case (LIST_column):
1.41 schwarze 904: assert(width);
1.1 kristaps 905: p->rmargin = p->offset + width;
1.43 schwarze 906: /*
907: * XXX - this behaviour is not documented: the
908: * right-most column is filled to the right margin.
909: */
1.85 schwarze 910: if (MDOC_HEAD == n->type)
911: break;
912: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 913: p->rmargin = p->maxrmargin;
1.1 kristaps 914: break;
915: default:
916: break;
917: }
918:
919: /*
920: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 921: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 922: */
923:
1.60 schwarze 924: if (MDOC_HEAD == n->type)
1.1 kristaps 925: switch (type) {
1.82 schwarze 926: case (LIST_bullet):
1.65 schwarze 927: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 928: term_word(p, "\\[bu]");
1.65 schwarze 929: term_fontpop(p);
1.1 kristaps 930: break;
1.82 schwarze 931: case (LIST_dash):
1.1 kristaps 932: /* FALLTHROUGH */
1.82 schwarze 933: case (LIST_hyphen):
1.65 schwarze 934: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 935: term_word(p, "\\(hy");
1.65 schwarze 936: term_fontpop(p);
1.1 kristaps 937: break;
1.82 schwarze 938: case (LIST_enum):
1.1 kristaps 939: (pair->ppair->ppair->count)++;
1.68 schwarze 940: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 941: pair->ppair->ppair->count);
942: term_word(p, buf);
943: break;
944: default:
945: break;
946: }
1.12 schwarze 947:
1.1 kristaps 948: /*
949: * If we're not going to process our children, indicate so here.
950: */
951:
952: switch (type) {
1.82 schwarze 953: case (LIST_bullet):
1.1 kristaps 954: /* FALLTHROUGH */
1.82 schwarze 955: case (LIST_item):
1.1 kristaps 956: /* FALLTHROUGH */
1.82 schwarze 957: case (LIST_dash):
1.1 kristaps 958: /* FALLTHROUGH */
1.82 schwarze 959: case (LIST_hyphen):
1.1 kristaps 960: /* FALLTHROUGH */
1.82 schwarze 961: case (LIST_enum):
1.60 schwarze 962: if (MDOC_HEAD == n->type)
1.1 kristaps 963: return(0);
964: break;
1.82 schwarze 965: case (LIST_column):
1.85 schwarze 966: if (MDOC_HEAD == n->type)
1.1 kristaps 967: return(0);
968: break;
969: default:
970: break;
971: }
972:
973: return(1);
974: }
975:
976:
977: /* ARGSUSED */
978: static void
979: termp_it_post(DECL_ARGS)
980: {
1.82 schwarze 981: enum mdoc_list type;
1.1 kristaps 982:
1.68 schwarze 983: if (MDOC_BLOCK == n->type)
1.1 kristaps 984: return;
985:
1.88 schwarze 986: type = n->parent->parent->parent->data.Bl.type;
1.1 kristaps 987:
988: switch (type) {
1.82 schwarze 989: case (LIST_item):
1.44 schwarze 990: /* FALLTHROUGH */
1.82 schwarze 991: case (LIST_diag):
1.1 kristaps 992: /* FALLTHROUGH */
1.82 schwarze 993: case (LIST_inset):
1.60 schwarze 994: if (MDOC_BODY == n->type)
1.74 schwarze 995: term_newln(p);
1.1 kristaps 996: break;
1.82 schwarze 997: case (LIST_column):
1.85 schwarze 998: if (MDOC_BODY == n->type)
1.1 kristaps 999: term_flushln(p);
1000: break;
1001: default:
1.74 schwarze 1002: term_newln(p);
1.1 kristaps 1003: break;
1004: }
1005:
1.68 schwarze 1006: /*
1007: * Now that our output is flushed, we can reset our tags. Since
1008: * only `It' sets these flags, we're free to assume that nobody
1009: * has munged them in the meanwhile.
1010: */
1011:
1012: p->flags &= ~TERMP_DANGLE;
1013: p->flags &= ~TERMP_NOBREAK;
1014: p->flags &= ~TERMP_TWOSPACE;
1015: p->flags &= ~TERMP_NOLPAD;
1016: p->flags &= ~TERMP_HANG;
1.1 kristaps 1017: }
1018:
1019:
1020: /* ARGSUSED */
1021: static int
1022: termp_nm_pre(DECL_ARGS)
1023: {
1024:
1.94 ! schwarze 1025: if (MDOC_BLOCK == n->type)
! 1026: return(1);
! 1027:
! 1028: if (MDOC_BODY == n->type) {
! 1029: if (NULL == n->child)
! 1030: return(0);
! 1031: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
! 1032: p->offset += term_len(p, 1) +
! 1033: (NULL == n->prev->child ? term_strlen(p, m->name) :
! 1034: MDOC_TEXT == n->prev->child->type ?
! 1035: term_strlen(p, n->prev->child->string) :
! 1036: term_len(p, 5));
! 1037: return(1);
! 1038: }
! 1039:
1.81 schwarze 1040: if (NULL == n->child && NULL == m->name)
1.94 ! schwarze 1041: return(0);
1.81 schwarze 1042:
1.86 schwarze 1043: synopsis_pre(p, n);
1.65 schwarze 1044:
1.94 ! schwarze 1045: if (MDOC_HEAD == n->type && n->next->child) {
! 1046: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_HANG;
! 1047: p->rmargin = p->offset + term_len(p, 1) +
! 1048: (NULL == n->child ? term_strlen(p, m->name) :
! 1049: MDOC_TEXT == n->child->type ?
! 1050: term_strlen(p, n->child->string) :
! 1051: term_len(p, 5));
! 1052: }
! 1053:
1.65 schwarze 1054: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1055: if (NULL == n->child)
1056: term_word(p, m->name);
1.1 kristaps 1057: return(1);
1058: }
1059:
1060:
1.94 ! schwarze 1061: /* ARGSUSED */
! 1062: static void
! 1063: termp_nm_post(DECL_ARGS)
! 1064: {
! 1065:
! 1066: if (MDOC_HEAD == n->type && n->next->child) {
! 1067: term_flushln(p);
! 1068: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
! 1069: } else if (MDOC_BODY == n->type && n->child) {
! 1070: term_flushln(p);
! 1071: p->flags &= ~TERMP_NOLPAD;
! 1072: }
! 1073: }
! 1074:
! 1075:
1.1 kristaps 1076: /* ARGSUSED */
1077: static int
1078: termp_fl_pre(DECL_ARGS)
1079: {
1080:
1.65 schwarze 1081: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1082: term_word(p, "\\-");
1.67 schwarze 1083:
1084: if (n->child)
1085: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1086: else if (n->next && n->next->line == n->line)
1087: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1088:
1.1 kristaps 1089: return(1);
1.49 schwarze 1090: }
1091:
1092:
1093: /* ARGSUSED */
1094: static int
1095: termp_an_pre(DECL_ARGS)
1096: {
1097:
1.60 schwarze 1098: if (NULL == n->child)
1.49 schwarze 1099: return(1);
1100:
1101: /*
1.60 schwarze 1102: * If not in the AUTHORS section, `An -split' will cause
1103: * newlines to occur before the author name. If in the AUTHORS
1104: * section, by default, the first `An' invocation is nosplit,
1105: * then all subsequent ones, regardless of whether interspersed
1106: * with other macros/text, are split. -split, in this case,
1107: * will override the condition of the implied first -nosplit.
1.49 schwarze 1108: */
1109:
1.60 schwarze 1110: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1111: if ( ! (TERMP_ANPREC & p->flags)) {
1112: if (TERMP_SPLIT & p->flags)
1113: term_newln(p);
1114: return(1);
1115: }
1116: if (TERMP_NOSPLIT & p->flags)
1117: return(1);
1118: term_newln(p);
1119: return(1);
1120: }
1121:
1122: if (TERMP_SPLIT & p->flags)
1123: term_newln(p);
1124:
1125: return(1);
1126: }
1127:
1128:
1129: /* ARGSUSED */
1130: static void
1131: termp_an_post(DECL_ARGS)
1132: {
1133:
1.60 schwarze 1134: if (n->child) {
1135: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1136: p->flags |= TERMP_ANPREC;
1137: return;
1138: }
1139:
1.77 schwarze 1140: if (arg_hasattr(MDOC_Split, n)) {
1.49 schwarze 1141: p->flags &= ~TERMP_NOSPLIT;
1142: p->flags |= TERMP_SPLIT;
1143: } else {
1144: p->flags &= ~TERMP_SPLIT;
1145: p->flags |= TERMP_NOSPLIT;
1146: }
1147:
1.1 kristaps 1148: }
1149:
1150:
1151: /* ARGSUSED */
1152: static int
1153: termp_ns_pre(DECL_ARGS)
1154: {
1155:
1156: p->flags |= TERMP_NOSPACE;
1157: return(1);
1158: }
1159:
1160:
1161: /* ARGSUSED */
1162: static int
1163: termp_rs_pre(DECL_ARGS)
1164: {
1165:
1.60 schwarze 1166: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1167: return(1);
1.60 schwarze 1168: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1169: term_vspace(p);
1170: return(1);
1171: }
1172:
1173:
1174: /* ARGSUSED */
1175: static int
1176: termp_rv_pre(DECL_ARGS)
1177: {
1.53 schwarze 1178: const struct mdoc_node *nn;
1.1 kristaps 1179:
1180: term_newln(p);
1181: term_word(p, "The");
1182:
1.60 schwarze 1183: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1184: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1185: term_word(p, nn->string);
1.65 schwarze 1186: term_fontpop(p);
1.53 schwarze 1187: p->flags |= TERMP_NOSPACE;
1188: if (nn->next && NULL == nn->next->next)
1189: term_word(p, "(), and");
1190: else if (nn->next)
1191: term_word(p, "(),");
1192: else
1193: term_word(p, "()");
1194: }
1195:
1.81 schwarze 1196: if (n->child && n->child->next)
1.53 schwarze 1197: term_word(p, "functions return");
1198: else
1199: term_word(p, "function returns");
1.1 kristaps 1200:
1.53 schwarze 1201: term_word(p, "the value 0 if successful; otherwise the value "
1202: "-1 is returned and the global variable");
1.1 kristaps 1203:
1.65 schwarze 1204: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1205: term_word(p, "errno");
1.65 schwarze 1206: term_fontpop(p);
1.1 kristaps 1207:
1208: term_word(p, "is set to indicate the error.");
1.84 schwarze 1209: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1210:
1.53 schwarze 1211: return(0);
1.1 kristaps 1212: }
1213:
1214:
1215: /* ARGSUSED */
1216: static int
1217: termp_ex_pre(DECL_ARGS)
1218: {
1.53 schwarze 1219: const struct mdoc_node *nn;
1.1 kristaps 1220:
1.53 schwarze 1221: term_word(p, "The");
1.1 kristaps 1222:
1.60 schwarze 1223: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1224: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1225: term_word(p, nn->string);
1.65 schwarze 1226: term_fontpop(p);
1.53 schwarze 1227: p->flags |= TERMP_NOSPACE;
1228: if (nn->next && NULL == nn->next->next)
1229: term_word(p, ", and");
1230: else if (nn->next)
1231: term_word(p, ",");
1232: else
1233: p->flags &= ~TERMP_NOSPACE;
1234: }
1235:
1.81 schwarze 1236: if (n->child && n->child->next)
1.53 schwarze 1237: term_word(p, "utilities exit");
1238: else
1239: term_word(p, "utility exits");
1240:
1241: term_word(p, "0 on success, and >0 if an error occurs.");
1.84 schwarze 1242: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1243:
1.53 schwarze 1244: return(0);
1.1 kristaps 1245: }
1246:
1247:
1248: /* ARGSUSED */
1249: static int
1250: termp_nd_pre(DECL_ARGS)
1251: {
1.25 schwarze 1252:
1.60 schwarze 1253: if (MDOC_BODY != n->type)
1.25 schwarze 1254: return(1);
1255:
1256: #if defined(__OpenBSD__) || defined(__linux__)
1257: term_word(p, "\\(en");
1.24 schwarze 1258: #else
1259: term_word(p, "\\(em");
1260: #endif
1.1 kristaps 1261: return(1);
1262: }
1263:
1264:
1265: /* ARGSUSED */
1.73 schwarze 1266: static int
1267: termp_bl_pre(DECL_ARGS)
1268: {
1269:
1270: return(MDOC_HEAD != n->type);
1271: }
1272:
1273:
1274: /* ARGSUSED */
1.1 kristaps 1275: static void
1276: termp_bl_post(DECL_ARGS)
1277: {
1278:
1.60 schwarze 1279: if (MDOC_BLOCK == n->type)
1.1 kristaps 1280: term_newln(p);
1281: }
1282:
1283:
1284: /* ARGSUSED */
1285: static void
1286: termp_op_post(DECL_ARGS)
1287: {
1288:
1.60 schwarze 1289: if (MDOC_BODY != n->type)
1.1 kristaps 1290: return;
1291: p->flags |= TERMP_NOSPACE;
1292: term_word(p, "\\(rB");
1293: }
1294:
1295:
1296: /* ARGSUSED */
1297: static int
1298: termp_xr_pre(DECL_ARGS)
1299: {
1.60 schwarze 1300: const struct mdoc_node *nn;
1.1 kristaps 1301:
1.72 schwarze 1302: if (NULL == n->child)
1303: return(0);
1304:
1305: assert(MDOC_TEXT == n->child->type);
1.60 schwarze 1306: nn = n->child;
1.10 schwarze 1307:
1.60 schwarze 1308: term_word(p, nn->string);
1309: if (NULL == (nn = nn->next))
1.1 kristaps 1310: return(0);
1311: p->flags |= TERMP_NOSPACE;
1312: term_word(p, "(");
1313: p->flags |= TERMP_NOSPACE;
1.60 schwarze 1314: term_word(p, nn->string);
1.1 kristaps 1315: p->flags |= TERMP_NOSPACE;
1316: term_word(p, ")");
1.60 schwarze 1317:
1.1 kristaps 1318: return(0);
1319: }
1320:
1321:
1.86 schwarze 1322: /*
1323: * This decides how to assert whitespace before any of the SYNOPSIS set
1324: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1325: * macro combos).
1326: */
1327: static void
1328: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1329: {
1330: /*
1331: * Obviously, if we're not in a SYNOPSIS or no prior macros
1332: * exist, do nothing.
1333: */
1.92 schwarze 1334: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1335: return;
1336:
1337: /*
1338: * If we're the second in a pair of like elements, emit our
1339: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1340: * case we soldier on.
1341: */
1342: if (n->prev->tok == n->tok &&
1343: MDOC_Ft != n->tok &&
1344: MDOC_Fo != n->tok &&
1345: MDOC_Fn != n->tok) {
1346: term_newln(p);
1347: return;
1348: }
1349:
1350: /*
1351: * If we're one of the SYNOPSIS set and non-like pair-wise after
1352: * another (or Fn/Fo, which we've let slip through) then assert
1353: * vertical space, else only newline and move on.
1354: */
1355: switch (n->prev->tok) {
1356: case (MDOC_Fd):
1357: /* FALLTHROUGH */
1358: case (MDOC_Fn):
1359: /* FALLTHROUGH */
1360: case (MDOC_Fo):
1361: /* FALLTHROUGH */
1362: case (MDOC_In):
1363: /* FALLTHROUGH */
1364: case (MDOC_Vt):
1365: term_vspace(p);
1366: break;
1367: case (MDOC_Ft):
1368: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1369: term_vspace(p);
1370: break;
1371: }
1372: /* FALLTHROUGH */
1373: default:
1374: term_newln(p);
1375: break;
1376: }
1377: }
1378:
1379:
1.69 schwarze 1380: static int
1381: termp_vt_pre(DECL_ARGS)
1382: {
1383:
1.86 schwarze 1384: if (MDOC_ELEM == n->type) {
1385: synopsis_pre(p, n);
1.69 schwarze 1386: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1387: } else if (MDOC_BLOCK == n->type) {
1388: synopsis_pre(p, n);
1389: return(1);
1390: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1391: return(0);
1392:
1393: return(termp_under_pre(p, pair, m, n));
1394: }
1395:
1396:
1.1 kristaps 1397: /* ARGSUSED */
1398: static int
1.54 schwarze 1399: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1400: {
1401:
1.65 schwarze 1402: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1403: return(1);
1404: }
1405:
1406:
1407: /* ARGSUSED */
1.86 schwarze 1408: static int
1409: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1410: {
1411:
1.86 schwarze 1412: synopsis_pre(p, n);
1413: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1414: }
1415:
1416:
1417: /* ARGSUSED */
1418: static int
1419: termp_sh_pre(DECL_ARGS)
1420: {
1.60 schwarze 1421:
1422: /* No vspace between consecutive `Sh' calls. */
1423:
1424: switch (n->type) {
1.52 schwarze 1425: case (MDOC_BLOCK):
1.60 schwarze 1426: if (n->prev && MDOC_Sh == n->prev->tok)
1427: if (NULL == n->prev->body->child)
1.52 schwarze 1428: break;
1429: term_vspace(p);
1430: break;
1.1 kristaps 1431: case (MDOC_HEAD):
1.65 schwarze 1432: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1433: break;
1434: case (MDOC_BODY):
1.89 schwarze 1435: p->offset = term_len(p, INDENT);
1.1 kristaps 1436: break;
1437: default:
1438: break;
1439: }
1440: return(1);
1441: }
1442:
1443:
1444: /* ARGSUSED */
1445: static void
1446: termp_sh_post(DECL_ARGS)
1447: {
1448:
1.60 schwarze 1449: switch (n->type) {
1.1 kristaps 1450: case (MDOC_HEAD):
1451: term_newln(p);
1452: break;
1453: case (MDOC_BODY):
1454: term_newln(p);
1455: p->offset = 0;
1456: break;
1457: default:
1458: break;
1459: }
1460: }
1461:
1462:
1463: /* ARGSUSED */
1464: static int
1465: termp_op_pre(DECL_ARGS)
1466: {
1467:
1.60 schwarze 1468: switch (n->type) {
1.1 kristaps 1469: case (MDOC_BODY):
1470: term_word(p, "\\(lB");
1471: p->flags |= TERMP_NOSPACE;
1472: break;
1473: default:
1474: break;
1475: }
1476: return(1);
1477: }
1478:
1479:
1480: /* ARGSUSED */
1481: static int
1482: termp_bt_pre(DECL_ARGS)
1483: {
1484:
1485: term_word(p, "is currently in beta test.");
1.84 schwarze 1486: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1487: return(0);
1.1 kristaps 1488: }
1489:
1490:
1491: /* ARGSUSED */
1492: static void
1493: termp_lb_post(DECL_ARGS)
1494: {
1495:
1.77 schwarze 1496: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1497: term_newln(p);
1.1 kristaps 1498: }
1499:
1500:
1501: /* ARGSUSED */
1502: static int
1503: termp_ud_pre(DECL_ARGS)
1504: {
1505:
1506: term_word(p, "currently under development.");
1.84 schwarze 1507: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1508: return(0);
1.1 kristaps 1509: }
1510:
1511:
1512: /* ARGSUSED */
1513: static int
1514: termp_d1_pre(DECL_ARGS)
1515: {
1516:
1.60 schwarze 1517: if (MDOC_BLOCK != n->type)
1.1 kristaps 1518: return(1);
1519: term_newln(p);
1.89 schwarze 1520: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1521: return(1);
1522: }
1523:
1524:
1525: /* ARGSUSED */
1526: static void
1527: termp_d1_post(DECL_ARGS)
1528: {
1529:
1.60 schwarze 1530: if (MDOC_BLOCK != n->type)
1.1 kristaps 1531: return;
1532: term_newln(p);
1533: }
1534:
1535:
1536: /* ARGSUSED */
1537: static int
1538: termp_aq_pre(DECL_ARGS)
1539: {
1540:
1.60 schwarze 1541: if (MDOC_BODY != n->type)
1.1 kristaps 1542: return(1);
1543: term_word(p, "\\(la");
1544: p->flags |= TERMP_NOSPACE;
1545: return(1);
1546: }
1547:
1548:
1549: /* ARGSUSED */
1550: static void
1551: termp_aq_post(DECL_ARGS)
1552: {
1553:
1.60 schwarze 1554: if (MDOC_BODY != n->type)
1.1 kristaps 1555: return;
1556: p->flags |= TERMP_NOSPACE;
1557: term_word(p, "\\(ra");
1558: }
1559:
1560:
1561: /* ARGSUSED */
1562: static int
1563: termp_ft_pre(DECL_ARGS)
1564: {
1565:
1.85 schwarze 1566: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1567: synopsis_pre(p, n);
1.65 schwarze 1568: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1569: return(1);
1570: }
1571:
1572:
1573: /* ARGSUSED */
1574: static int
1575: termp_fn_pre(DECL_ARGS)
1576: {
1.60 schwarze 1577: const struct mdoc_node *nn;
1.1 kristaps 1578:
1.86 schwarze 1579: synopsis_pre(p, n);
1.85 schwarze 1580:
1.65 schwarze 1581: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1582: term_word(p, n->child->string);
1.65 schwarze 1583: term_fontpop(p);
1.1 kristaps 1584:
1585: p->flags |= TERMP_NOSPACE;
1586: term_word(p, "(");
1587:
1.60 schwarze 1588: for (nn = n->child->next; nn; nn = nn->next) {
1.65 schwarze 1589: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1590: term_word(p, nn->string);
1.65 schwarze 1591: term_fontpop(p);
1592:
1.60 schwarze 1593: if (nn->next)
1.1 kristaps 1594: term_word(p, ",");
1595: }
1596:
1597: term_word(p, ")");
1598:
1.92 schwarze 1599: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1600: term_word(p, ";");
1601:
1602: return(0);
1603: }
1604:
1605:
1606: /* ARGSUSED */
1607: static int
1608: termp_fa_pre(DECL_ARGS)
1609: {
1.60 schwarze 1610: const struct mdoc_node *nn;
1.1 kristaps 1611:
1.60 schwarze 1612: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1613: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1614: return(1);
1615: }
1616:
1.60 schwarze 1617: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1618: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1619: term_word(p, nn->string);
1.65 schwarze 1620: term_fontpop(p);
1621:
1.60 schwarze 1622: if (nn->next)
1.1 kristaps 1623: term_word(p, ",");
1624: }
1625:
1.60 schwarze 1626: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1627: term_word(p, ",");
1628:
1629: return(0);
1630: }
1631:
1632:
1633: /* ARGSUSED */
1634: static int
1635: termp_bd_pre(DECL_ARGS)
1636: {
1.75 schwarze 1637: size_t tabwidth;
1.77 schwarze 1638: size_t rm, rmax;
1.60 schwarze 1639: const struct mdoc_node *nn;
1.1 kristaps 1640:
1.60 schwarze 1641: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1642: print_bvspace(p, n, n);
1.45 schwarze 1643: return(1);
1.73 schwarze 1644: } else if (MDOC_HEAD == n->type)
1645: return(0);
1.1 kristaps 1646:
1.88 schwarze 1647: if (n->data.Bd.offs)
1.89 schwarze 1648: p->offset += a2offs(p, n->data.Bd.offs);
1.60 schwarze 1649:
1650: /*
1651: * If -ragged or -filled are specified, the block does nothing
1652: * but change the indentation. If -unfilled or -literal are
1653: * specified, text is printed exactly as entered in the display:
1654: * for macro lines, a newline is appended to the line. Blank
1655: * lines are allowed.
1656: */
1.48 schwarze 1657:
1.88 schwarze 1658: if (DISP_literal != n->data.Bd.type &&
1659: DISP_unfilled != n->data.Bd.type)
1.1 kristaps 1660: return(1);
1661:
1.75 schwarze 1662: tabwidth = p->tabwidth;
1.89 schwarze 1663: p->tabwidth = term_len(p, 8);
1.77 schwarze 1664: rm = p->rmargin;
1665: rmax = p->maxrmargin;
1666: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1667:
1.60 schwarze 1668: for (nn = n->child; nn; nn = nn->next) {
1.48 schwarze 1669: p->flags |= TERMP_NOSPACE;
1.65 schwarze 1670: print_mdoc_node(p, pair, m, nn);
1.75 schwarze 1671: if (NULL == nn->prev ||
1672: nn->prev->line < nn->line ||
1673: NULL == nn->next)
1.1 kristaps 1674: term_flushln(p);
1675: }
1.88 schwarze 1676:
1.75 schwarze 1677: p->tabwidth = tabwidth;
1.77 schwarze 1678: p->rmargin = rm;
1679: p->maxrmargin = rmax;
1.1 kristaps 1680: return(0);
1681: }
1682:
1683:
1684: /* ARGSUSED */
1685: static void
1686: termp_bd_post(DECL_ARGS)
1687: {
1.77 schwarze 1688: size_t rm, rmax;
1.1 kristaps 1689:
1.60 schwarze 1690: if (MDOC_BODY != n->type)
1.1 kristaps 1691: return;
1.77 schwarze 1692:
1693: rm = p->rmargin;
1694: rmax = p->maxrmargin;
1695:
1.88 schwarze 1696: if (DISP_literal == n->data.Bd.type ||
1697: DISP_unfilled == n->data.Bd.type)
1.77 schwarze 1698: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1699:
1.48 schwarze 1700: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1701: term_newln(p);
1.77 schwarze 1702:
1703: p->rmargin = rm;
1704: p->maxrmargin = rmax;
1.1 kristaps 1705: }
1706:
1707:
1708: /* ARGSUSED */
1709: static int
1710: termp_qq_pre(DECL_ARGS)
1711: {
1712:
1.60 schwarze 1713: if (MDOC_BODY != n->type)
1.1 kristaps 1714: return(1);
1715: term_word(p, "\"");
1716: p->flags |= TERMP_NOSPACE;
1717: return(1);
1718: }
1719:
1720:
1721: /* ARGSUSED */
1722: static void
1723: termp_qq_post(DECL_ARGS)
1724: {
1725:
1.60 schwarze 1726: if (MDOC_BODY != n->type)
1.1 kristaps 1727: return;
1728: p->flags |= TERMP_NOSPACE;
1729: term_word(p, "\"");
1730: }
1731:
1732:
1733: /* ARGSUSED */
1734: static void
1735: termp_bx_post(DECL_ARGS)
1736: {
1737:
1.60 schwarze 1738: if (n->child)
1.1 kristaps 1739: p->flags |= TERMP_NOSPACE;
1740: term_word(p, "BSD");
1741: }
1742:
1743:
1744: /* ARGSUSED */
1745: static int
1.26 schwarze 1746: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1747: {
1.26 schwarze 1748: const char *pp;
1.1 kristaps 1749:
1.26 schwarze 1750: pp = NULL;
1.60 schwarze 1751: switch (n->tok) {
1.26 schwarze 1752: case (MDOC_Bsx):
1753: pp = "BSDI BSD/OS";
1754: break;
1755: case (MDOC_Dx):
1.64 schwarze 1756: pp = "DragonFly";
1.26 schwarze 1757: break;
1758: case (MDOC_Fx):
1759: pp = "FreeBSD";
1760: break;
1761: case (MDOC_Nx):
1762: pp = "NetBSD";
1763: break;
1764: case (MDOC_Ox):
1765: pp = "OpenBSD";
1766: break;
1767: case (MDOC_Ux):
1768: pp = "UNIX";
1769: break;
1770: default:
1771: break;
1772: }
1.1 kristaps 1773:
1.26 schwarze 1774: assert(pp);
1775: term_word(p, pp);
1.1 kristaps 1776: return(1);
1777: }
1778:
1779:
1780: /* ARGSUSED */
1781: static int
1782: termp_sq_pre(DECL_ARGS)
1783: {
1784:
1.60 schwarze 1785: if (MDOC_BODY != n->type)
1.1 kristaps 1786: return(1);
1787: term_word(p, "\\(oq");
1788: p->flags |= TERMP_NOSPACE;
1789: return(1);
1790: }
1791:
1792:
1793: /* ARGSUSED */
1794: static void
1795: termp_sq_post(DECL_ARGS)
1796: {
1797:
1.60 schwarze 1798: if (MDOC_BODY != n->type)
1.1 kristaps 1799: return;
1800: p->flags |= TERMP_NOSPACE;
1801: term_word(p, "\\(aq");
1802: }
1803:
1804:
1805: /* ARGSUSED */
1806: static int
1807: termp_pf_pre(DECL_ARGS)
1808: {
1809:
1810: p->flags |= TERMP_IGNDELIM;
1811: return(1);
1812: }
1813:
1814:
1815: /* ARGSUSED */
1816: static void
1817: termp_pf_post(DECL_ARGS)
1818: {
1819:
1820: p->flags &= ~TERMP_IGNDELIM;
1821: p->flags |= TERMP_NOSPACE;
1822: }
1823:
1824:
1825: /* ARGSUSED */
1826: static int
1827: termp_ss_pre(DECL_ARGS)
1828: {
1829:
1.60 schwarze 1830: switch (n->type) {
1.1 kristaps 1831: case (MDOC_BLOCK):
1832: term_newln(p);
1.60 schwarze 1833: if (n->prev)
1.1 kristaps 1834: term_vspace(p);
1835: break;
1836: case (MDOC_HEAD):
1.65 schwarze 1837: term_fontpush(p, TERMFONT_BOLD);
1.89 schwarze 1838: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1839: break;
1840: default:
1841: break;
1842: }
1843:
1844: return(1);
1845: }
1846:
1847:
1848: /* ARGSUSED */
1849: static void
1850: termp_ss_post(DECL_ARGS)
1851: {
1852:
1.60 schwarze 1853: if (MDOC_HEAD == n->type)
1.1 kristaps 1854: term_newln(p);
1855: }
1856:
1857:
1858: /* ARGSUSED */
1859: static int
1860: termp_cd_pre(DECL_ARGS)
1861: {
1862:
1.86 schwarze 1863: synopsis_pre(p, n);
1.65 schwarze 1864: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1865: return(1);
1866: }
1867:
1868:
1869: /* ARGSUSED */
1870: static int
1871: termp_in_pre(DECL_ARGS)
1872: {
1873:
1.86 schwarze 1874: synopsis_pre(p, n);
1.85 schwarze 1875:
1.92 schwarze 1876: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1877: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1878: term_word(p, "#include");
1.85 schwarze 1879: term_word(p, "<");
1880: } else {
1881: term_word(p, "<");
1882: term_fontpush(p, TERMFONT_UNDER);
1883: }
1.23 schwarze 1884:
1.1 kristaps 1885: p->flags |= TERMP_NOSPACE;
1886: return(1);
1887: }
1888:
1889:
1890: /* ARGSUSED */
1891: static void
1892: termp_in_post(DECL_ARGS)
1893: {
1894:
1.92 schwarze 1895: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1896: term_fontpush(p, TERMFONT_BOLD);
1897:
1.59 schwarze 1898: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1899: term_word(p, ">");
1900:
1.92 schwarze 1901: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1902: term_fontpop(p);
1.38 schwarze 1903: }
1904:
1905:
1906: /* ARGSUSED */
1907: static int
1908: termp_sp_pre(DECL_ARGS)
1909: {
1.61 schwarze 1910: size_t i, len;
1.38 schwarze 1911:
1.60 schwarze 1912: switch (n->tok) {
1.54 schwarze 1913: case (MDOC_sp):
1.89 schwarze 1914: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1915: break;
1916: case (MDOC_br):
1917: len = 0;
1918: break;
1919: default:
1920: len = 1;
1921: break;
1.38 schwarze 1922: }
1923:
1924: if (0 == len)
1925: term_newln(p);
1926: for (i = 0; i < len; i++)
1927: term_vspace(p);
1928:
1929: return(0);
1930: }
1931:
1932:
1933: /* ARGSUSED */
1934: static int
1.1 kristaps 1935: termp_brq_pre(DECL_ARGS)
1936: {
1937:
1.60 schwarze 1938: if (MDOC_BODY != n->type)
1.1 kristaps 1939: return(1);
1940: term_word(p, "\\(lC");
1941: p->flags |= TERMP_NOSPACE;
1942: return(1);
1943: }
1944:
1945:
1946: /* ARGSUSED */
1947: static void
1948: termp_brq_post(DECL_ARGS)
1949: {
1950:
1.60 schwarze 1951: if (MDOC_BODY != n->type)
1.1 kristaps 1952: return;
1953: p->flags |= TERMP_NOSPACE;
1954: term_word(p, "\\(rC");
1955: }
1956:
1957:
1958: /* ARGSUSED */
1959: static int
1960: termp_bq_pre(DECL_ARGS)
1961: {
1962:
1.60 schwarze 1963: if (MDOC_BODY != n->type)
1.1 kristaps 1964: return(1);
1965: term_word(p, "\\(lB");
1966: p->flags |= TERMP_NOSPACE;
1967: return(1);
1968: }
1969:
1970:
1971: /* ARGSUSED */
1972: static void
1973: termp_bq_post(DECL_ARGS)
1974: {
1975:
1.60 schwarze 1976: if (MDOC_BODY != n->type)
1.1 kristaps 1977: return;
1978: p->flags |= TERMP_NOSPACE;
1979: term_word(p, "\\(rB");
1980: }
1981:
1982:
1983: /* ARGSUSED */
1984: static int
1985: termp_pq_pre(DECL_ARGS)
1986: {
1987:
1.60 schwarze 1988: if (MDOC_BODY != n->type)
1.1 kristaps 1989: return(1);
1990: term_word(p, "\\&(");
1991: p->flags |= TERMP_NOSPACE;
1992: return(1);
1993: }
1994:
1995:
1996: /* ARGSUSED */
1997: static void
1998: termp_pq_post(DECL_ARGS)
1999: {
2000:
1.60 schwarze 2001: if (MDOC_BODY != n->type)
1.1 kristaps 2002: return;
2003: term_word(p, ")");
2004: }
2005:
2006:
2007: /* ARGSUSED */
2008: static int
2009: termp_fo_pre(DECL_ARGS)
2010: {
2011:
1.85 schwarze 2012: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2013: synopsis_pre(p, n);
1.85 schwarze 2014: return(1);
2015: } else if (MDOC_BODY == n->type) {
1.31 schwarze 2016: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2017: term_word(p, "(");
2018: p->flags |= TERMP_NOSPACE;
2019: return(1);
1.85 schwarze 2020: }
2021:
2022: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2023:
1.85 schwarze 2024: assert(n->child);
2025: assert(n->child->string);
1.65 schwarze 2026: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2027: term_word(p, n->child->string);
1.1 kristaps 2028: return(0);
2029: }
2030:
2031:
2032: /* ARGSUSED */
2033: static void
2034: termp_fo_post(DECL_ARGS)
2035: {
2036:
1.86 schwarze 2037: if (MDOC_BODY != n->type)
2038: return;
2039:
2040: p->flags |= TERMP_NOSPACE;
2041: term_word(p, ")");
2042:
1.92 schwarze 2043: if (MDOC_SYNPRETTY & n->flags) {
1.85 schwarze 2044: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2045: term_word(p, ";");
1.85 schwarze 2046: }
1.1 kristaps 2047: }
2048:
2049:
2050: /* ARGSUSED */
2051: static int
2052: termp_bf_pre(DECL_ARGS)
2053: {
1.60 schwarze 2054: const struct mdoc_node *nn;
1.1 kristaps 2055:
1.60 schwarze 2056: if (MDOC_HEAD == n->type)
1.1 kristaps 2057: return(0);
1.60 schwarze 2058: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2059: return(1);
2060:
1.60 schwarze 2061: if (NULL == (nn = n->head->child)) {
2062: if (arg_hasattr(MDOC_Emphasis, n))
1.65 schwarze 2063: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 2064: else if (arg_hasattr(MDOC_Symbolic, n))
1.65 schwarze 2065: term_fontpush(p, TERMFONT_BOLD);
2066: else
2067: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2068:
2069: return(1);
2070: }
2071:
1.60 schwarze 2072: assert(MDOC_TEXT == nn->type);
2073: if (0 == strcmp("Em", nn->string))
1.65 schwarze 2074: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 2075: else if (0 == strcmp("Sy", nn->string))
1.65 schwarze 2076: term_fontpush(p, TERMFONT_BOLD);
2077: else
2078: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2079:
2080: return(1);
2081: }
2082:
2083:
2084: /* ARGSUSED */
2085: static int
2086: termp_sm_pre(DECL_ARGS)
2087: {
2088:
1.60 schwarze 2089: assert(n->child && MDOC_TEXT == n->child->type);
1.68 schwarze 2090: if (0 == strcmp("on", n->child->string))
1.1 kristaps 2091: p->flags &= ~TERMP_NONOSPACE;
1.68 schwarze 2092: else
1.1 kristaps 2093: p->flags |= TERMP_NONOSPACE;
2094:
2095: return(0);
2096: }
2097:
2098:
2099: /* ARGSUSED */
2100: static int
2101: termp_ap_pre(DECL_ARGS)
2102: {
2103:
2104: p->flags |= TERMP_NOSPACE;
2105: term_word(p, "\\(aq");
2106: p->flags |= TERMP_NOSPACE;
2107: return(1);
2108: }
2109:
2110:
2111: /* ARGSUSED */
2112: static void
2113: termp____post(DECL_ARGS)
2114: {
2115:
1.62 schwarze 2116: /* TODO: %U. */
2117:
1.1 kristaps 2118: p->flags |= TERMP_NOSPACE;
1.60 schwarze 2119: term_word(p, n->next ? "," : ".");
1.1 kristaps 2120: }
2121:
2122:
2123: /* ARGSUSED */
2124: static int
1.65 schwarze 2125: termp_li_pre(DECL_ARGS)
2126: {
2127:
2128: term_fontpush(p, TERMFONT_NONE);
2129: return(1);
2130: }
2131:
2132:
2133: /* ARGSUSED */
2134: static int
1.1 kristaps 2135: termp_lk_pre(DECL_ARGS)
2136: {
1.60 schwarze 2137: const struct mdoc_node *nn;
1.1 kristaps 2138:
1.65 schwarze 2139: term_fontpush(p, TERMFONT_UNDER);
1.62 schwarze 2140: nn = n->child;
2141:
2142: if (NULL == nn->next)
1.6 schwarze 2143: return(1);
1.1 kristaps 2144:
1.60 schwarze 2145: term_word(p, nn->string);
1.65 schwarze 2146: term_fontpop(p);
1.62 schwarze 2147:
1.1 kristaps 2148: p->flags |= TERMP_NOSPACE;
2149: term_word(p, ":");
2150:
1.65 schwarze 2151: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 2152: for (nn = nn->next; nn; nn = nn->next)
2153: term_word(p, nn->string);
1.65 schwarze 2154: term_fontpop(p);
1.6 schwarze 2155:
1.1 kristaps 2156: return(0);
2157: }
2158:
1.90 schwarze 2159:
2160: /* ARGSUSED */
2161: static int
2162: termp_bk_pre(DECL_ARGS)
2163: {
2164:
1.91 schwarze 2165: switch (n->type) {
2166: case (MDOC_BLOCK):
2167: return(1);
2168: case (MDOC_HEAD):
2169: return(0);
2170: case (MDOC_BODY):
2171: p->flags |= TERMP_PREKEEP;
2172: return(1);
2173: default:
2174: abort();
2175: }
1.90 schwarze 2176: }
2177:
2178:
2179: /* ARGSUSED */
2180: static void
2181: termp_bk_post(DECL_ARGS)
2182: {
2183:
1.91 schwarze 2184: if (MDOC_BODY == n->type)
2185: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2186: }
1.1 kristaps 2187:
2188: /* ARGSUSED */
2189: static int
1.54 schwarze 2190: termp_under_pre(DECL_ARGS)
1.1 kristaps 2191: {
2192:
1.65 schwarze 2193: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2194: return(1);
2195: }