Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.102
1.102 ! schwarze 1: /* $Id: mdoc_term.c,v 1.101 2010/08/18 01:45:22 schwarze Exp $ */
1.1 kristaps 2: /*
1.95 schwarze 3: * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.2 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
18: #include <sys/types.h>
19:
20: #include <assert.h>
21: #include <ctype.h>
1.77 schwarze 22: #include <stdint.h>
1.1 kristaps 23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
1.81 schwarze 27: #include "mandoc.h"
1.61 schwarze 28: #include "out.h"
1.1 kristaps 29: #include "term.h"
30: #include "mdoc.h"
1.61 schwarze 31: #include "chars.h"
32: #include "main.h"
1.54 schwarze 33:
1.51 schwarze 34: #define INDENT 5
35: #define HALFINDENT 3
1.1 kristaps 36:
37: struct termpair {
38: struct termpair *ppair;
1.27 schwarze 39: int count;
1.1 kristaps 40: };
41:
1.29 schwarze 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.60 schwarze 44: const struct mdoc_meta *m, \
45: const struct mdoc_node *n
1.1 kristaps 46:
47: struct termact {
48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
1.29 schwarze 51:
1.89 schwarze 52: static size_t a2width(const struct termp *, const char *);
53: static size_t a2height(const struct termp *, const char *);
54: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 55:
56: static void print_bvspace(struct termp *,
57: const struct mdoc_node *,
58: const struct mdoc_node *);
1.65 schwarze 59: static void print_mdoc_node(DECL_ARGS);
60: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 61: static void print_mdoc_head(struct termp *, const void *);
62: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 63: static void synopsis_pre(struct termp *,
64: const struct mdoc_node *);
1.62 schwarze 65:
1.29 schwarze 66: static void termp____post(DECL_ARGS);
1.49 schwarze 67: static void termp_an_post(DECL_ARGS);
1.29 schwarze 68: static void termp_aq_post(DECL_ARGS);
69: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 70: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 71: static void termp_bl_post(DECL_ARGS);
72: static void termp_bq_post(DECL_ARGS);
73: static void termp_brq_post(DECL_ARGS);
74: static void termp_bx_post(DECL_ARGS);
75: static void termp_d1_post(DECL_ARGS);
76: static void termp_dq_post(DECL_ARGS);
1.86 schwarze 77: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 78: static void termp_fo_post(DECL_ARGS);
79: static void termp_in_post(DECL_ARGS);
80: static void termp_it_post(DECL_ARGS);
81: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 82: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 83: static void termp_op_post(DECL_ARGS);
84: static void termp_pf_post(DECL_ARGS);
85: static void termp_pq_post(DECL_ARGS);
86: static void termp_qq_post(DECL_ARGS);
87: static void termp_sh_post(DECL_ARGS);
88: static void termp_sq_post(DECL_ARGS);
89: static void termp_ss_post(DECL_ARGS);
90:
1.49 schwarze 91: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 92: static int termp_ap_pre(DECL_ARGS);
93: static int termp_aq_pre(DECL_ARGS);
94: static int termp_bd_pre(DECL_ARGS);
95: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 96: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 97: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 98: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 99: static int termp_bq_pre(DECL_ARGS);
100: static int termp_brq_pre(DECL_ARGS);
101: static int termp_bt_pre(DECL_ARGS);
102: static int termp_cd_pre(DECL_ARGS);
103: static int termp_d1_pre(DECL_ARGS);
104: static int termp_dq_pre(DECL_ARGS);
105: static int termp_ex_pre(DECL_ARGS);
106: static int termp_fa_pre(DECL_ARGS);
107: static int termp_fl_pre(DECL_ARGS);
108: static int termp_fn_pre(DECL_ARGS);
109: static int termp_fo_pre(DECL_ARGS);
110: static int termp_ft_pre(DECL_ARGS);
111: static int termp_in_pre(DECL_ARGS);
112: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 113: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 114: static int termp_lk_pre(DECL_ARGS);
115: static int termp_nd_pre(DECL_ARGS);
116: static int termp_nm_pre(DECL_ARGS);
117: static int termp_ns_pre(DECL_ARGS);
118: static int termp_op_pre(DECL_ARGS);
119: static int termp_pf_pre(DECL_ARGS);
120: static int termp_pq_pre(DECL_ARGS);
121: static int termp_qq_pre(DECL_ARGS);
122: static int termp_rs_pre(DECL_ARGS);
123: static int termp_rv_pre(DECL_ARGS);
124: static int termp_sh_pre(DECL_ARGS);
125: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 126: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 127: static int termp_sq_pre(DECL_ARGS);
128: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 129: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 130: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 131: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 132: static int termp_xr_pre(DECL_ARGS);
133: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 134:
1.54 schwarze 135: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 136: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 137: { NULL, NULL }, /* Dd */
138: { NULL, NULL }, /* Dt */
139: { NULL, NULL }, /* Os */
140: { termp_sh_pre, termp_sh_post }, /* Sh */
141: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 142: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 143: { termp_d1_pre, termp_d1_post }, /* D1 */
144: { termp_d1_pre, termp_d1_post }, /* Dl */
145: { termp_bd_pre, termp_bd_post }, /* Bd */
146: { NULL, NULL }, /* Ed */
1.73 schwarze 147: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 148: { NULL, NULL }, /* El */
149: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 150: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 151: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 152: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 153: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 154: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 155: { NULL, NULL }, /* Dv */
156: { NULL, NULL }, /* Er */
157: { NULL, NULL }, /* Ev */
158: { termp_ex_pre, NULL }, /* Ex */
159: { termp_fa_pre, NULL }, /* Fa */
1.86 schwarze 160: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 161: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 162: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 163: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 164: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 165: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 166: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 167: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 168: { termp_nm_pre, termp_nm_post }, /* Nm */
1.1 kristaps 169: { termp_op_pre, termp_op_post }, /* Op */
170: { NULL, NULL }, /* Ot */
1.54 schwarze 171: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 172: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 173: { NULL, NULL }, /* St */
1.54 schwarze 174: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 175: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 176: { termp_xr_pre, NULL }, /* Xr */
177: { NULL, termp____post }, /* %A */
1.58 schwarze 178: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 179: { NULL, termp____post }, /* %D */
1.58 schwarze 180: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 181: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 182: { NULL, termp____post }, /* %N */
183: { NULL, termp____post }, /* %O */
184: { NULL, termp____post }, /* %P */
185: { NULL, termp____post }, /* %R */
1.76 schwarze 186: { termp_under_pre, termp____post }, /* %T */
1.1 kristaps 187: { NULL, termp____post }, /* %V */
188: { NULL, NULL }, /* Ac */
189: { termp_aq_pre, termp_aq_post }, /* Ao */
190: { termp_aq_pre, termp_aq_post }, /* Aq */
1.32 schwarze 191: { NULL, NULL }, /* At */
1.1 kristaps 192: { NULL, NULL }, /* Bc */
193: { termp_bf_pre, NULL }, /* Bf */
194: { termp_bq_pre, termp_bq_post }, /* Bo */
195: { termp_bq_pre, termp_bq_post }, /* Bq */
1.26 schwarze 196: { termp_xx_pre, NULL }, /* Bsx */
1.1 kristaps 197: { NULL, termp_bx_post }, /* Bx */
198: { NULL, NULL }, /* Db */
199: { NULL, NULL }, /* Dc */
200: { termp_dq_pre, termp_dq_post }, /* Do */
201: { termp_dq_pre, termp_dq_post }, /* Dq */
1.73 schwarze 202: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 203: { NULL, NULL }, /* Ef */
1.54 schwarze 204: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 205: { NULL, NULL }, /* Eo */
1.26 schwarze 206: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 207: { termp_bold_pre, NULL }, /* Ms */
1.1 kristaps 208: { NULL, NULL }, /* No */
209: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 210: { termp_xx_pre, NULL }, /* Nx */
211: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 212: { NULL, NULL }, /* Pc */
213: { termp_pf_pre, termp_pf_post }, /* Pf */
214: { termp_pq_pre, termp_pq_post }, /* Po */
215: { termp_pq_pre, termp_pq_post }, /* Pq */
216: { NULL, NULL }, /* Qc */
217: { termp_sq_pre, termp_sq_post }, /* Ql */
218: { termp_qq_pre, termp_qq_post }, /* Qo */
219: { termp_qq_pre, termp_qq_post }, /* Qq */
220: { NULL, NULL }, /* Re */
221: { termp_rs_pre, NULL }, /* Rs */
222: { NULL, NULL }, /* Sc */
223: { termp_sq_pre, termp_sq_post }, /* So */
224: { termp_sq_pre, termp_sq_post }, /* Sq */
225: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 226: { termp_under_pre, NULL }, /* Sx */
227: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 228: { NULL, NULL }, /* Tn */
1.26 schwarze 229: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 230: { NULL, NULL }, /* Xc */
231: { NULL, NULL }, /* Xo */
232: { termp_fo_pre, termp_fo_post }, /* Fo */
233: { NULL, NULL }, /* Fc */
234: { termp_op_pre, termp_op_post }, /* Oo */
235: { NULL, NULL }, /* Oc */
1.90 schwarze 236: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 237: { NULL, NULL }, /* Ek */
238: { termp_bt_pre, NULL }, /* Bt */
239: { NULL, NULL }, /* Hf */
240: { NULL, NULL }, /* Fr */
241: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 242: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 243: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 244: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 245: { termp_under_pre, NULL }, /* Mt */
1.1 kristaps 246: { termp_brq_pre, termp_brq_post }, /* Brq */
247: { termp_brq_pre, termp_brq_post }, /* Bro */
248: { NULL, NULL }, /* Brc */
1.58 schwarze 249: { NULL, termp____post }, /* %C */
250: { NULL, NULL }, /* Es */ /* TODO */
251: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 252: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 253: { NULL, termp____post }, /* %Q */
1.54 schwarze 254: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 255: { termp_sp_pre, NULL }, /* sp */
1.62 schwarze 256: { termp_under_pre, termp____post }, /* %U */
1.85 schwarze 257: { NULL, NULL }, /* Ta */
1.1 kristaps 258: };
259:
260:
1.55 schwarze 261: void
1.61 schwarze 262: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 263: {
1.55 schwarze 264: const struct mdoc_node *n;
265: const struct mdoc_meta *m;
1.61 schwarze 266: struct termp *p;
267:
268: p = (struct termp *)arg;
1.71 schwarze 269:
270: p->overstep = 0;
1.80 schwarze 271: p->maxrmargin = p->defrmargin;
1.89 schwarze 272: p->tabwidth = term_len(p, 5);
1.61 schwarze 273:
274: if (NULL == p->symtab)
275: switch (p->enc) {
276: case (TERMENC_ASCII):
277: p->symtab = chars_init(CHARS_ASCII);
278: break;
279: default:
280: abort();
281: /* NOTREACHED */
282: }
1.55 schwarze 283:
284: n = mdoc_node(mdoc);
285: m = mdoc_meta(mdoc);
286:
1.87 schwarze 287: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
288:
1.55 schwarze 289: if (n->child)
1.65 schwarze 290: print_mdoc_nodelist(p, NULL, m, n->child);
1.87 schwarze 291:
292: term_end(p);
1.1 kristaps 293: }
294:
295:
296: static void
1.65 schwarze 297: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 298: {
299:
1.65 schwarze 300: print_mdoc_node(p, pair, m, n);
1.60 schwarze 301: if (n->next)
1.65 schwarze 302: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 303: }
304:
305:
1.54 schwarze 306: /* ARGSUSED */
1.1 kristaps 307: static void
1.65 schwarze 308: print_mdoc_node(DECL_ARGS)
1.1 kristaps 309: {
1.65 schwarze 310: int chld;
311: const void *font;
1.1 kristaps 312: struct termpair npair;
1.28 schwarze 313: size_t offset, rmargin;
1.1 kristaps 314:
1.54 schwarze 315: chld = 1;
1.28 schwarze 316: offset = p->offset;
317: rmargin = p->rmargin;
1.65 schwarze 318: font = term_fontq(p);
1.1 kristaps 319:
1.63 schwarze 320: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 321: npair.ppair = pair;
322:
1.93 schwarze 323: if (MDOC_TEXT == n->type)
1.60 schwarze 324: term_word(p, n->string);
1.95 schwarze 325: else if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
1.93 schwarze 326: chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.65 schwarze 327:
1.95 schwarze 328: /*
329: * Keeps only work until the end of a line. If a keep was
330: * invoked in a prior line, revert it to PREKEEP.
331: */
332:
333: if (TERMP_KEEP & p->flags) {
334: if (n->prev && n->prev->line != n->line) {
335: p->flags &= ~TERMP_KEEP;
336: p->flags |= TERMP_PREKEEP;
337: } else if (NULL == n->prev) {
338: if (n->parent && n->parent->line != n->line) {
339: p->flags &= ~TERMP_KEEP;
340: p->flags |= TERMP_PREKEEP;
341: }
342: }
343: }
344:
1.60 schwarze 345: if (chld && n->child)
1.65 schwarze 346: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 347:
1.65 schwarze 348: term_fontpopq(p, font);
1.1 kristaps 349:
1.95 schwarze 350: if (MDOC_TEXT != n->type && termacts[n->tok].post &&
351: ! (MDOC_ENDED & n->flags)) {
352: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.93 schwarze 353:
354: /*
355: * Explicit end tokens not only call the post
356: * handler, but also tell the respective block
357: * that it must not call the post handler again.
358: */
1.95 schwarze 359: if (ENDBODY_NOT != n->end)
1.93 schwarze 360: n->pending->flags |= MDOC_ENDED;
361:
362: /*
363: * End of line terminating an implicit block
364: * while an explicit block is still open.
365: * Continue the explicit block without spacing.
366: */
367: if (ENDBODY_NOSPACE == n->end)
368: p->flags |= TERMP_NOSPACE;
369: }
1.28 schwarze 370:
1.78 schwarze 371: if (MDOC_EOS & n->flags)
372: p->flags |= TERMP_SENTENCE;
373:
1.28 schwarze 374: p->offset = offset;
375: p->rmargin = rmargin;
1.1 kristaps 376: }
377:
378:
379: static void
1.87 schwarze 380: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 381: {
1.63 schwarze 382: char buf[DATESIZ], os[BUFSIZ];
1.87 schwarze 383: const struct mdoc_meta *m;
384:
385: m = (const struct mdoc_meta *)arg;
1.1 kristaps 386:
1.65 schwarze 387: term_fontrepl(p, TERMFONT_NONE);
388:
1.7 schwarze 389: /*
390: * Output the footer in new-groff style, that is, three columns
391: * with the middle being the manual date and flanking columns
392: * being the operating system:
393: *
394: * SYSTEM DATE SYSTEM
395: */
396:
1.62 schwarze 397: time2a(m->date, buf, DATESIZ);
1.63 schwarze 398: strlcpy(os, m->os, BUFSIZ);
1.1 kristaps 399:
400: term_vspace(p);
401:
1.7 schwarze 402: p->offset = 0;
1.89 schwarze 403: p->rmargin = (p->maxrmargin -
404: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 405: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
406:
407: term_word(p, os);
408: term_flushln(p);
409:
1.7 schwarze 410: p->offset = p->rmargin;
1.89 schwarze 411: p->rmargin = p->maxrmargin - term_strlen(p, os);
1.1 kristaps 412: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.7 schwarze 413:
414: term_word(p, buf);
415: term_flushln(p);
416:
1.1 kristaps 417: p->offset = p->rmargin;
418: p->rmargin = p->maxrmargin;
419: p->flags &= ~TERMP_NOBREAK;
1.7 schwarze 420: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 421:
1.7 schwarze 422: term_word(p, os);
1.1 kristaps 423: term_flushln(p);
1.7 schwarze 424:
425: p->offset = 0;
426: p->rmargin = p->maxrmargin;
427: p->flags = 0;
1.1 kristaps 428: }
429:
430:
431: static void
1.87 schwarze 432: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 433: {
1.63 schwarze 434: char buf[BUFSIZ], title[BUFSIZ];
1.87 schwarze 435: const struct mdoc_meta *m;
436:
437: m = (const struct mdoc_meta *)arg;
1.1 kristaps 438:
439: p->rmargin = p->maxrmargin;
440: p->offset = 0;
441:
442: /*
443: * The header is strange. It has three components, which are
444: * really two with the first duplicated. It goes like this:
445: *
446: * IDENTIFIER TITLE IDENTIFIER
447: *
448: * The IDENTIFIER is NAME(SECTION), which is the command-name
449: * (if given, or "unknown" if not) followed by the manual page
450: * section. These are given in `Dt'. The TITLE is a free-form
451: * string depending on the manual volume. If not specified, it
452: * switches on the manual section.
453: */
454:
1.60 schwarze 455: assert(m->vol);
1.63 schwarze 456: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 457:
1.60 schwarze 458: if (m->arch) {
1.63 schwarze 459: strlcat(buf, " (", BUFSIZ);
460: strlcat(buf, m->arch, BUFSIZ);
461: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 462: }
463:
1.79 schwarze 464: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 465:
466: p->offset = 0;
1.89 schwarze 467: p->rmargin = (p->maxrmargin -
468: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 469: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
470:
471: term_word(p, title);
472: term_flushln(p);
473:
474: p->offset = p->rmargin;
1.89 schwarze 475: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.8 schwarze 476: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 477:
478: term_word(p, buf);
479: term_flushln(p);
480:
481: p->offset = p->rmargin;
482: p->rmargin = p->maxrmargin;
483: p->flags &= ~TERMP_NOBREAK;
484: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
485:
486: term_word(p, title);
487: term_flushln(p);
488:
1.8 schwarze 489: p->offset = 0;
1.1 kristaps 490: p->rmargin = p->maxrmargin;
491: p->flags &= ~TERMP_NOSPACE;
492: }
493:
494:
495: static size_t
1.89 schwarze 496: a2height(const struct termp *p, const char *v)
1.1 kristaps 497: {
1.61 schwarze 498: struct roffsu su;
1.1 kristaps 499:
1.89 schwarze 500: assert(v);
501: if ( ! a2roffsu(v, &su, SCALE_VS))
502: SCALE_VS_INIT(&su, term_len(p, 1));
1.1 kristaps 503:
1.89 schwarze 504: return(term_vspan(p, &su));
1.61 schwarze 505: }
1.34 schwarze 506:
1.1 kristaps 507:
1.61 schwarze 508: static size_t
1.89 schwarze 509: a2width(const struct termp *p, const char *v)
1.61 schwarze 510: {
511: struct roffsu su;
1.1 kristaps 512:
1.88 schwarze 513: assert(v);
514: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 515: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 516:
1.89 schwarze 517: return(term_hspan(p, &su));
1.1 kristaps 518: }
519:
520:
521: static size_t
1.89 schwarze 522: a2offs(const struct termp *p, const char *v)
1.1 kristaps 523: {
1.61 schwarze 524: struct roffsu su;
1.1 kristaps 525:
1.88 schwarze 526: if ('\0' == *v)
1.61 schwarze 527: return(0);
1.88 schwarze 528: else if (0 == strcmp(v, "left"))
1.9 schwarze 529: return(0);
1.88 schwarze 530: else if (0 == strcmp(v, "indent"))
1.89 schwarze 531: return(term_len(p, INDENT + 1));
1.88 schwarze 532: else if (0 == strcmp(v, "indent-two"))
1.89 schwarze 533: return(term_len(p, (INDENT + 1) * 2));
1.88 schwarze 534: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 535: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 536:
1.89 schwarze 537: return(term_hspan(p, &su));
1.1 kristaps 538: }
539:
540:
1.68 schwarze 541: /*
542: * Determine how much space to print out before block elements of `It'
543: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
544: * too.
545: */
1.45 schwarze 546: static void
1.61 schwarze 547: print_bvspace(struct termp *p,
1.1 kristaps 548: const struct mdoc_node *bl,
1.60 schwarze 549: const struct mdoc_node *n)
1.1 kristaps 550: {
1.60 schwarze 551: const struct mdoc_node *nn;
1.1 kristaps 552:
553: term_newln(p);
1.88 schwarze 554:
1.95 schwarze 555: if (MDOC_Bd == bl->tok && bl->data.Bd->comp)
1.88 schwarze 556: return;
1.95 schwarze 557: if (MDOC_Bl == bl->tok && bl->data.Bl->comp)
1.45 schwarze 558: return;
559:
1.60 schwarze 560: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 561:
1.60 schwarze 562: for (nn = n; nn; nn = nn->parent) {
563: if (MDOC_BLOCK != nn->type)
1.1 kristaps 564: continue;
1.60 schwarze 565: if (MDOC_Ss == nn->tok)
1.45 schwarze 566: return;
1.60 schwarze 567: if (MDOC_Sh == nn->tok)
1.45 schwarze 568: return;
1.60 schwarze 569: if (NULL == nn->prev)
1.1 kristaps 570: continue;
571: break;
572: }
573:
1.60 schwarze 574: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 575:
1.95 schwarze 576: if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl->type)
1.60 schwarze 577: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 578: return;
579:
1.60 schwarze 580: /* A `-diag' without body does not vspace. */
581:
1.95 schwarze 582: if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl->type)
1.60 schwarze 583: if (n->prev && MDOC_It == n->prev->tok) {
584: assert(n->prev->body);
585: if (NULL == n->prev->body->child)
1.45 schwarze 586: return;
587: }
588:
589: term_vspace(p);
1.1 kristaps 590: }
591:
592:
593: /* ARGSUSED */
594: static int
595: termp_dq_pre(DECL_ARGS)
596: {
597:
1.60 schwarze 598: if (MDOC_BODY != n->type)
1.1 kristaps 599: return(1);
600:
601: term_word(p, "\\(lq");
602: p->flags |= TERMP_NOSPACE;
603: return(1);
604: }
605:
606:
607: /* ARGSUSED */
608: static void
609: termp_dq_post(DECL_ARGS)
610: {
611:
1.60 schwarze 612: if (MDOC_BODY != n->type)
1.1 kristaps 613: return;
614:
615: p->flags |= TERMP_NOSPACE;
616: term_word(p, "\\(rq");
617: }
618:
619:
620: /* ARGSUSED */
621: static int
622: termp_it_pre(DECL_ARGS)
623: {
1.60 schwarze 624: const struct mdoc_node *bl, *nn;
1.1 kristaps 625: char buf[7];
1.95 schwarze 626: int i;
1.68 schwarze 627: size_t width, offset, ncols, dcol;
1.82 schwarze 628: enum mdoc_list type;
1.1 kristaps 629:
1.60 schwarze 630: if (MDOC_BLOCK == n->type) {
1.61 schwarze 631: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 632: return(1);
633: }
1.1 kristaps 634:
1.60 schwarze 635: bl = n->parent->parent->parent;
1.95 schwarze 636: assert(bl->data.Bl);
637: type = bl->data.Bl->type;
1.1 kristaps 638:
1.68 schwarze 639: /*
640: * First calculate width and offset. This is pretty easy unless
641: * we're a -column list, in which case all prior columns must
642: * be accounted for.
643: */
644:
645: width = offset = 0;
646:
1.95 schwarze 647: if (bl->data.Bl->offs)
648: offset = a2offs(p, bl->data.Bl->offs);
1.66 schwarze 649:
1.1 kristaps 650: switch (type) {
1.82 schwarze 651: case (LIST_column):
1.85 schwarze 652: if (MDOC_HEAD == n->type)
1.1 kristaps 653: break;
1.88 schwarze 654:
1.66 schwarze 655: /*
1.68 schwarze 656: * Imitate groff's column handling:
657: * - For each earlier column, add its width.
658: * - For less than 5 columns, add four more blanks per
659: * column.
660: * - For exactly 5 columns, add three more blank per
661: * column.
662: * - For more than 5 columns, add only one column.
1.66 schwarze 663: */
1.95 schwarze 664: ncols = bl->data.Bl->ncols;
665:
1.68 schwarze 666: /* LINTED */
1.89 schwarze 667: dcol = ncols < 5 ? term_len(p, 4) :
668: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 669:
1.85 schwarze 670: /*
671: * Calculate the offset by applying all prior MDOC_BODY,
672: * so we stop at the MDOC_HEAD (NULL == nn->prev).
673: */
674:
1.68 schwarze 675: for (i = 0, nn = n->prev;
1.85 schwarze 676: nn->prev && i < (int)ncols;
1.68 schwarze 677: nn = nn->prev, i++)
678: offset += dcol + a2width
1.95 schwarze 679: (p, bl->data.Bl->cols[i]);
1.66 schwarze 680:
681: /*
1.68 schwarze 682: * When exceeding the declared number of columns, leave
683: * the remaining widths at 0. This will later be
684: * adjusted to the default width of 10, or, for the last
685: * column, stretched to the right margin.
1.46 schwarze 686: */
1.68 schwarze 687: if (i >= (int)ncols)
688: break;
1.46 schwarze 689:
1.66 schwarze 690: /*
1.68 schwarze 691: * Use the declared column widths, extended as explained
692: * in the preceding paragraph.
1.66 schwarze 693: */
1.95 schwarze 694: width = a2width(p, bl->data.Bl->cols[i]) + dcol;
1.1 kristaps 695: break;
696: default:
1.95 schwarze 697: if (NULL == bl->data.Bl->width)
1.68 schwarze 698: break;
699:
700: /*
701: * Note: buffer the width by 2, which is groff's magic
702: * number for buffering single arguments. See the above
703: * handling for column for how this changes.
704: */
1.95 schwarze 705: assert(bl->data.Bl->width);
706: width = a2width(p, bl->data.Bl->width) + term_len(p, 2);
1.1 kristaps 707: break;
708: }
709:
710: /*
711: * List-type can override the width in the case of fixed-head
712: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 713: * offset.
1.1 kristaps 714: */
715:
716: switch (type) {
1.82 schwarze 717: case (LIST_bullet):
1.1 kristaps 718: /* FALLTHROUGH */
1.82 schwarze 719: case (LIST_dash):
1.1 kristaps 720: /* FALLTHROUGH */
1.82 schwarze 721: case (LIST_hyphen):
1.89 schwarze 722: if (width < term_len(p, 4))
723: width = term_len(p, 4);
1.19 schwarze 724: break;
1.82 schwarze 725: case (LIST_enum):
1.89 schwarze 726: if (width < term_len(p, 5))
727: width = term_len(p, 5);
1.1 kristaps 728: break;
1.82 schwarze 729: case (LIST_hang):
1.33 schwarze 730: if (0 == width)
1.89 schwarze 731: width = term_len(p, 8);
1.33 schwarze 732: break;
1.82 schwarze 733: case (LIST_column):
1.41 schwarze 734: /* FALLTHROUGH */
1.82 schwarze 735: case (LIST_tag):
1.1 kristaps 736: if (0 == width)
1.89 schwarze 737: width = term_len(p, 10);
1.1 kristaps 738: break;
739: default:
740: break;
741: }
742:
743: /*
1.16 schwarze 744: * Whitespace control. Inset bodies need an initial space,
745: * while diagonal bodies need two.
1.1 kristaps 746: */
747:
1.42 schwarze 748: p->flags |= TERMP_NOSPACE;
749:
1.1 kristaps 750: switch (type) {
1.82 schwarze 751: case (LIST_diag):
1.60 schwarze 752: if (MDOC_BODY == n->type)
1.48 schwarze 753: term_word(p, "\\ \\ ");
1.42 schwarze 754: break;
1.82 schwarze 755: case (LIST_inset):
1.60 schwarze 756: if (MDOC_BODY == n->type)
1.42 schwarze 757: term_word(p, "\\ ");
1.1 kristaps 758: break;
759: default:
760: break;
761: }
762:
1.42 schwarze 763: p->flags |= TERMP_NOSPACE;
764:
1.1 kristaps 765: switch (type) {
1.82 schwarze 766: case (LIST_diag):
1.60 schwarze 767: if (MDOC_HEAD == n->type)
1.65 schwarze 768: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 769: break;
770: default:
771: break;
772: }
773:
774: /*
1.68 schwarze 775: * Pad and break control. This is the tricky part. These flags
776: * are documented in term_flushln() in term.c. Note that we're
777: * going to unset all of these flags in termp_it_post() when we
778: * exit.
1.1 kristaps 779: */
780:
781: switch (type) {
1.82 schwarze 782: case (LIST_bullet):
1.1 kristaps 783: /* FALLTHROUGH */
1.82 schwarze 784: case (LIST_dash):
1.1 kristaps 785: /* FALLTHROUGH */
1.82 schwarze 786: case (LIST_enum):
1.1 kristaps 787: /* FALLTHROUGH */
1.82 schwarze 788: case (LIST_hyphen):
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: break;
1.82 schwarze 794: case (LIST_hang):
1.60 schwarze 795: if (MDOC_HEAD == n->type)
1.33 schwarze 796: p->flags |= TERMP_NOBREAK;
797: else
798: p->flags |= TERMP_NOLPAD;
799:
1.60 schwarze 800: if (MDOC_HEAD != n->type)
1.47 schwarze 801: break;
802:
803: /*
804: * This is ugly. If `-hang' is specified and the body
805: * is a `Bl' or `Bd', then we want basically to nullify
806: * the "overstep" effect in term_flushln() and treat
807: * this as a `-ohang' list instead.
808: */
1.60 schwarze 809: if (n->next->child &&
810: (MDOC_Bl == n->next->child->tok ||
811: MDOC_Bd == n->next->child->tok)) {
1.47 schwarze 812: p->flags &= ~TERMP_NOBREAK;
813: p->flags &= ~TERMP_NOLPAD;
814: } else
1.33 schwarze 815: p->flags |= TERMP_HANG;
816: break;
1.82 schwarze 817: case (LIST_tag):
1.60 schwarze 818: if (MDOC_HEAD == n->type)
1.42 schwarze 819: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1 kristaps 820: else
821: p->flags |= TERMP_NOLPAD;
1.33 schwarze 822:
1.60 schwarze 823: if (MDOC_HEAD != n->type)
1.33 schwarze 824: break;
1.60 schwarze 825: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 826: p->flags |= TERMP_DANGLE;
1.1 kristaps 827: break;
1.82 schwarze 828: case (LIST_column):
1.85 schwarze 829: if (MDOC_HEAD == n->type)
830: break;
831:
832: if (NULL == n->next)
833: p->flags &= ~TERMP_NOBREAK;
834: else
835: p->flags |= TERMP_NOBREAK;
836:
837: assert(n->prev);
838: if (MDOC_BODY == n->prev->type)
839: p->flags |= TERMP_NOLPAD;
840:
1.102 ! schwarze 841: p->flags |= TERMP_IGNDELIM;
! 842:
1.1 kristaps 843: break;
1.82 schwarze 844: case (LIST_diag):
1.60 schwarze 845: if (MDOC_HEAD == n->type)
1.1 kristaps 846: p->flags |= TERMP_NOBREAK;
847: break;
848: default:
849: break;
850: }
851:
852: /*
853: * Margin control. Set-head-width lists have their right
854: * margins shortened. The body for these lists has the offset
855: * necessarily lengthened. Everybody gets the offset.
856: */
857:
858: p->offset += offset;
859:
860: switch (type) {
1.82 schwarze 861: case (LIST_hang):
1.47 schwarze 862: /*
863: * Same stipulation as above, regarding `-hang'. We
864: * don't want to recalculate rmargin and offsets when
865: * using `Bd' or `Bl' within `-hang' overstep lists.
866: */
1.60 schwarze 867: if (MDOC_HEAD == n->type && n->next->child &&
868: (MDOC_Bl == n->next->child->tok ||
869: MDOC_Bd == n->next->child->tok))
1.47 schwarze 870: break;
871: /* FALLTHROUGH */
1.82 schwarze 872: case (LIST_bullet):
1.1 kristaps 873: /* FALLTHROUGH */
1.82 schwarze 874: case (LIST_dash):
1.1 kristaps 875: /* FALLTHROUGH */
1.82 schwarze 876: case (LIST_enum):
1.1 kristaps 877: /* FALLTHROUGH */
1.82 schwarze 878: case (LIST_hyphen):
1.33 schwarze 879: /* FALLTHROUGH */
1.82 schwarze 880: case (LIST_tag):
1.41 schwarze 881: assert(width);
1.60 schwarze 882: if (MDOC_HEAD == n->type)
1.1 kristaps 883: p->rmargin = p->offset + width;
884: else
885: p->offset += width;
886: break;
1.82 schwarze 887: case (LIST_column):
1.41 schwarze 888: assert(width);
1.1 kristaps 889: p->rmargin = p->offset + width;
1.43 schwarze 890: /*
891: * XXX - this behaviour is not documented: the
892: * right-most column is filled to the right margin.
893: */
1.85 schwarze 894: if (MDOC_HEAD == n->type)
895: break;
896: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 897: p->rmargin = p->maxrmargin;
1.1 kristaps 898: break;
899: default:
900: break;
901: }
902:
903: /*
904: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 905: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 906: */
907:
1.60 schwarze 908: if (MDOC_HEAD == n->type)
1.1 kristaps 909: switch (type) {
1.82 schwarze 910: case (LIST_bullet):
1.65 schwarze 911: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 912: term_word(p, "\\[bu]");
1.65 schwarze 913: term_fontpop(p);
1.1 kristaps 914: break;
1.82 schwarze 915: case (LIST_dash):
1.1 kristaps 916: /* FALLTHROUGH */
1.82 schwarze 917: case (LIST_hyphen):
1.65 schwarze 918: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 919: term_word(p, "\\(hy");
1.65 schwarze 920: term_fontpop(p);
1.1 kristaps 921: break;
1.82 schwarze 922: case (LIST_enum):
1.1 kristaps 923: (pair->ppair->ppair->count)++;
1.68 schwarze 924: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 925: pair->ppair->ppair->count);
926: term_word(p, buf);
927: break;
928: default:
929: break;
930: }
1.12 schwarze 931:
1.1 kristaps 932: /*
933: * If we're not going to process our children, indicate so here.
934: */
935:
936: switch (type) {
1.82 schwarze 937: case (LIST_bullet):
1.1 kristaps 938: /* FALLTHROUGH */
1.82 schwarze 939: case (LIST_item):
1.1 kristaps 940: /* FALLTHROUGH */
1.82 schwarze 941: case (LIST_dash):
1.1 kristaps 942: /* FALLTHROUGH */
1.82 schwarze 943: case (LIST_hyphen):
1.1 kristaps 944: /* FALLTHROUGH */
1.82 schwarze 945: case (LIST_enum):
1.60 schwarze 946: if (MDOC_HEAD == n->type)
1.1 kristaps 947: return(0);
948: break;
1.82 schwarze 949: case (LIST_column):
1.85 schwarze 950: if (MDOC_HEAD == n->type)
1.1 kristaps 951: return(0);
952: break;
953: default:
954: break;
955: }
956:
957: return(1);
958: }
959:
960:
961: /* ARGSUSED */
962: static void
963: termp_it_post(DECL_ARGS)
964: {
1.82 schwarze 965: enum mdoc_list type;
1.1 kristaps 966:
1.68 schwarze 967: if (MDOC_BLOCK == n->type)
1.1 kristaps 968: return;
969:
1.95 schwarze 970: type = n->parent->parent->parent->data.Bl->type;
1.1 kristaps 971:
972: switch (type) {
1.82 schwarze 973: case (LIST_item):
1.44 schwarze 974: /* FALLTHROUGH */
1.82 schwarze 975: case (LIST_diag):
1.1 kristaps 976: /* FALLTHROUGH */
1.82 schwarze 977: case (LIST_inset):
1.60 schwarze 978: if (MDOC_BODY == n->type)
1.74 schwarze 979: term_newln(p);
1.1 kristaps 980: break;
1.82 schwarze 981: case (LIST_column):
1.85 schwarze 982: if (MDOC_BODY == n->type)
1.1 kristaps 983: term_flushln(p);
984: break;
985: default:
1.74 schwarze 986: term_newln(p);
1.1 kristaps 987: break;
988: }
989:
1.68 schwarze 990: /*
991: * Now that our output is flushed, we can reset our tags. Since
992: * only `It' sets these flags, we're free to assume that nobody
993: * has munged them in the meanwhile.
994: */
995:
996: p->flags &= ~TERMP_DANGLE;
997: p->flags &= ~TERMP_NOBREAK;
998: p->flags &= ~TERMP_TWOSPACE;
999: p->flags &= ~TERMP_NOLPAD;
1000: p->flags &= ~TERMP_HANG;
1.102 ! schwarze 1001:
! 1002: /*
! 1003: * TERMP_IGNDELIM is also set by `Pf', but it is safe
! 1004: * to clear it here because `Pf' cannot contain `It'.
! 1005: */
! 1006:
! 1007: p->flags &= ~TERMP_IGNDELIM;
1.1 kristaps 1008: }
1009:
1010:
1011: /* ARGSUSED */
1012: static int
1013: termp_nm_pre(DECL_ARGS)
1014: {
1015:
1.94 schwarze 1016: if (MDOC_BLOCK == n->type)
1017: return(1);
1018:
1019: if (MDOC_BODY == n->type) {
1020: if (NULL == n->child)
1021: return(0);
1022: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1023: p->offset += term_len(p, 1) +
1024: (NULL == n->prev->child ? term_strlen(p, m->name) :
1025: MDOC_TEXT == n->prev->child->type ?
1026: term_strlen(p, n->prev->child->string) :
1027: term_len(p, 5));
1028: return(1);
1029: }
1030:
1.81 schwarze 1031: if (NULL == n->child && NULL == m->name)
1.94 schwarze 1032: return(0);
1.81 schwarze 1033:
1.97 schwarze 1034: if (MDOC_HEAD == n->type)
1035: synopsis_pre(p, n->parent);
1.65 schwarze 1036:
1.94 schwarze 1037: if (MDOC_HEAD == n->type && n->next->child) {
1038: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_HANG;
1039: p->rmargin = p->offset + term_len(p, 1) +
1040: (NULL == n->child ? term_strlen(p, m->name) :
1041: MDOC_TEXT == n->child->type ?
1042: term_strlen(p, n->child->string) :
1043: term_len(p, 5));
1044: }
1045:
1.65 schwarze 1046: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1047: if (NULL == n->child)
1048: term_word(p, m->name);
1.1 kristaps 1049: return(1);
1050: }
1051:
1052:
1.94 schwarze 1053: /* ARGSUSED */
1054: static void
1055: termp_nm_post(DECL_ARGS)
1056: {
1057:
1058: if (MDOC_HEAD == n->type && n->next->child) {
1059: term_flushln(p);
1060: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1061: } else if (MDOC_BODY == n->type && n->child) {
1062: term_flushln(p);
1063: p->flags &= ~TERMP_NOLPAD;
1064: }
1065: }
1066:
1067:
1.1 kristaps 1068: /* ARGSUSED */
1069: static int
1070: termp_fl_pre(DECL_ARGS)
1071: {
1072:
1.65 schwarze 1073: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1074: term_word(p, "\\-");
1.67 schwarze 1075:
1076: if (n->child)
1077: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1078: else if (n->next && n->next->line == n->line)
1079: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1080:
1.1 kristaps 1081: return(1);
1.49 schwarze 1082: }
1083:
1084:
1085: /* ARGSUSED */
1086: static int
1087: termp_an_pre(DECL_ARGS)
1088: {
1089:
1.60 schwarze 1090: if (NULL == n->child)
1.49 schwarze 1091: return(1);
1092:
1093: /*
1.60 schwarze 1094: * If not in the AUTHORS section, `An -split' will cause
1095: * newlines to occur before the author name. If in the AUTHORS
1096: * section, by default, the first `An' invocation is nosplit,
1097: * then all subsequent ones, regardless of whether interspersed
1098: * with other macros/text, are split. -split, in this case,
1099: * will override the condition of the implied first -nosplit.
1.49 schwarze 1100: */
1101:
1.60 schwarze 1102: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1103: if ( ! (TERMP_ANPREC & p->flags)) {
1104: if (TERMP_SPLIT & p->flags)
1105: term_newln(p);
1106: return(1);
1107: }
1108: if (TERMP_NOSPLIT & p->flags)
1109: return(1);
1110: term_newln(p);
1111: return(1);
1112: }
1113:
1114: if (TERMP_SPLIT & p->flags)
1115: term_newln(p);
1116:
1117: return(1);
1118: }
1119:
1120:
1121: /* ARGSUSED */
1122: static void
1123: termp_an_post(DECL_ARGS)
1124: {
1125:
1.60 schwarze 1126: if (n->child) {
1127: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1128: p->flags |= TERMP_ANPREC;
1129: return;
1130: }
1131:
1.95 schwarze 1132: if (AUTH_split == n->data.An.auth) {
1.49 schwarze 1133: p->flags &= ~TERMP_NOSPLIT;
1134: p->flags |= TERMP_SPLIT;
1.95 schwarze 1135: } else if (AUTH_nosplit == n->data.An.auth) {
1.49 schwarze 1136: p->flags &= ~TERMP_SPLIT;
1137: p->flags |= TERMP_NOSPLIT;
1138: }
1139:
1.1 kristaps 1140: }
1141:
1142:
1143: /* ARGSUSED */
1144: static int
1145: termp_ns_pre(DECL_ARGS)
1146: {
1147:
1148: p->flags |= TERMP_NOSPACE;
1149: return(1);
1150: }
1151:
1152:
1153: /* ARGSUSED */
1154: static int
1155: termp_rs_pre(DECL_ARGS)
1156: {
1157:
1.60 schwarze 1158: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1159: return(1);
1.60 schwarze 1160: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1161: term_vspace(p);
1162: return(1);
1163: }
1164:
1165:
1166: /* ARGSUSED */
1167: static int
1168: termp_rv_pre(DECL_ARGS)
1169: {
1.53 schwarze 1170: const struct mdoc_node *nn;
1.1 kristaps 1171:
1172: term_newln(p);
1173: term_word(p, "The");
1174:
1.60 schwarze 1175: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1176: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1177: term_word(p, nn->string);
1.65 schwarze 1178: term_fontpop(p);
1.53 schwarze 1179: p->flags |= TERMP_NOSPACE;
1180: if (nn->next && NULL == nn->next->next)
1181: term_word(p, "(), and");
1182: else if (nn->next)
1183: term_word(p, "(),");
1184: else
1185: term_word(p, "()");
1186: }
1187:
1.81 schwarze 1188: if (n->child && n->child->next)
1.53 schwarze 1189: term_word(p, "functions return");
1190: else
1191: term_word(p, "function returns");
1.1 kristaps 1192:
1.53 schwarze 1193: term_word(p, "the value 0 if successful; otherwise the value "
1194: "-1 is returned and the global variable");
1.1 kristaps 1195:
1.65 schwarze 1196: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1197: term_word(p, "errno");
1.65 schwarze 1198: term_fontpop(p);
1.1 kristaps 1199:
1200: term_word(p, "is set to indicate the error.");
1.84 schwarze 1201: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1202:
1.53 schwarze 1203: return(0);
1.1 kristaps 1204: }
1205:
1206:
1207: /* ARGSUSED */
1208: static int
1209: termp_ex_pre(DECL_ARGS)
1210: {
1.53 schwarze 1211: const struct mdoc_node *nn;
1.1 kristaps 1212:
1.53 schwarze 1213: term_word(p, "The");
1.1 kristaps 1214:
1.60 schwarze 1215: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1216: term_fontpush(p, TERMFONT_BOLD);
1.53 schwarze 1217: term_word(p, nn->string);
1.65 schwarze 1218: term_fontpop(p);
1.53 schwarze 1219: p->flags |= TERMP_NOSPACE;
1220: if (nn->next && NULL == nn->next->next)
1221: term_word(p, ", and");
1222: else if (nn->next)
1223: term_word(p, ",");
1224: else
1225: p->flags &= ~TERMP_NOSPACE;
1226: }
1227:
1.81 schwarze 1228: if (n->child && n->child->next)
1.53 schwarze 1229: term_word(p, "utilities exit");
1230: else
1231: term_word(p, "utility exits");
1232:
1233: term_word(p, "0 on success, and >0 if an error occurs.");
1.84 schwarze 1234: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1235:
1.53 schwarze 1236: return(0);
1.1 kristaps 1237: }
1238:
1239:
1240: /* ARGSUSED */
1241: static int
1242: termp_nd_pre(DECL_ARGS)
1243: {
1.25 schwarze 1244:
1.60 schwarze 1245: if (MDOC_BODY != n->type)
1.25 schwarze 1246: return(1);
1247:
1248: #if defined(__OpenBSD__) || defined(__linux__)
1249: term_word(p, "\\(en");
1.24 schwarze 1250: #else
1251: term_word(p, "\\(em");
1252: #endif
1.1 kristaps 1253: return(1);
1254: }
1255:
1256:
1257: /* ARGSUSED */
1.73 schwarze 1258: static int
1259: termp_bl_pre(DECL_ARGS)
1260: {
1261:
1262: return(MDOC_HEAD != n->type);
1263: }
1264:
1265:
1266: /* ARGSUSED */
1.1 kristaps 1267: static void
1268: termp_bl_post(DECL_ARGS)
1269: {
1270:
1.60 schwarze 1271: if (MDOC_BLOCK == n->type)
1.1 kristaps 1272: term_newln(p);
1273: }
1274:
1275:
1276: /* ARGSUSED */
1277: static void
1278: termp_op_post(DECL_ARGS)
1279: {
1280:
1.60 schwarze 1281: if (MDOC_BODY != n->type)
1.1 kristaps 1282: return;
1283: p->flags |= TERMP_NOSPACE;
1284: term_word(p, "\\(rB");
1285: }
1286:
1287:
1288: /* ARGSUSED */
1289: static int
1290: termp_xr_pre(DECL_ARGS)
1291: {
1.60 schwarze 1292: const struct mdoc_node *nn;
1.1 kristaps 1293:
1.72 schwarze 1294: if (NULL == n->child)
1295: return(0);
1296:
1297: assert(MDOC_TEXT == n->child->type);
1.60 schwarze 1298: nn = n->child;
1.10 schwarze 1299:
1.60 schwarze 1300: term_word(p, nn->string);
1301: if (NULL == (nn = nn->next))
1.1 kristaps 1302: return(0);
1303: p->flags |= TERMP_NOSPACE;
1304: term_word(p, "(");
1305: p->flags |= TERMP_NOSPACE;
1.60 schwarze 1306: term_word(p, nn->string);
1.1 kristaps 1307: p->flags |= TERMP_NOSPACE;
1308: term_word(p, ")");
1.60 schwarze 1309:
1.1 kristaps 1310: return(0);
1311: }
1312:
1313:
1.86 schwarze 1314: /*
1315: * This decides how to assert whitespace before any of the SYNOPSIS set
1316: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1317: * macro combos).
1318: */
1319: static void
1320: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1321: {
1322: /*
1323: * Obviously, if we're not in a SYNOPSIS or no prior macros
1324: * exist, do nothing.
1325: */
1.92 schwarze 1326: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1327: return;
1328:
1329: /*
1330: * If we're the second in a pair of like elements, emit our
1331: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1332: * case we soldier on.
1333: */
1334: if (n->prev->tok == n->tok &&
1335: MDOC_Ft != n->tok &&
1336: MDOC_Fo != n->tok &&
1337: MDOC_Fn != n->tok) {
1338: term_newln(p);
1339: return;
1340: }
1341:
1342: /*
1343: * If we're one of the SYNOPSIS set and non-like pair-wise after
1344: * another (or Fn/Fo, which we've let slip through) then assert
1345: * vertical space, else only newline and move on.
1346: */
1347: switch (n->prev->tok) {
1348: case (MDOC_Fd):
1349: /* FALLTHROUGH */
1350: case (MDOC_Fn):
1351: /* FALLTHROUGH */
1352: case (MDOC_Fo):
1353: /* FALLTHROUGH */
1354: case (MDOC_In):
1355: /* FALLTHROUGH */
1356: case (MDOC_Vt):
1357: term_vspace(p);
1358: break;
1359: case (MDOC_Ft):
1360: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1361: term_vspace(p);
1362: break;
1363: }
1364: /* FALLTHROUGH */
1365: default:
1366: term_newln(p);
1367: break;
1368: }
1369: }
1370:
1371:
1.69 schwarze 1372: static int
1373: termp_vt_pre(DECL_ARGS)
1374: {
1375:
1.86 schwarze 1376: if (MDOC_ELEM == n->type) {
1377: synopsis_pre(p, n);
1.69 schwarze 1378: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1379: } else if (MDOC_BLOCK == n->type) {
1380: synopsis_pre(p, n);
1381: return(1);
1382: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1383: return(0);
1384:
1385: return(termp_under_pre(p, pair, m, n));
1386: }
1387:
1388:
1.1 kristaps 1389: /* ARGSUSED */
1390: static int
1.54 schwarze 1391: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1392: {
1393:
1.65 schwarze 1394: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1395: return(1);
1396: }
1397:
1398:
1399: /* ARGSUSED */
1.86 schwarze 1400: static int
1401: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1402: {
1403:
1.86 schwarze 1404: synopsis_pre(p, n);
1405: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1406: }
1407:
1408:
1409: /* ARGSUSED */
1410: static int
1411: termp_sh_pre(DECL_ARGS)
1412: {
1.60 schwarze 1413:
1414: /* No vspace between consecutive `Sh' calls. */
1415:
1416: switch (n->type) {
1.52 schwarze 1417: case (MDOC_BLOCK):
1.60 schwarze 1418: if (n->prev && MDOC_Sh == n->prev->tok)
1419: if (NULL == n->prev->body->child)
1.52 schwarze 1420: break;
1421: term_vspace(p);
1422: break;
1.1 kristaps 1423: case (MDOC_HEAD):
1.65 schwarze 1424: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1425: break;
1426: case (MDOC_BODY):
1.89 schwarze 1427: p->offset = term_len(p, INDENT);
1.1 kristaps 1428: break;
1429: default:
1430: break;
1431: }
1432: return(1);
1433: }
1434:
1435:
1436: /* ARGSUSED */
1437: static void
1438: termp_sh_post(DECL_ARGS)
1439: {
1440:
1.60 schwarze 1441: switch (n->type) {
1.1 kristaps 1442: case (MDOC_HEAD):
1443: term_newln(p);
1444: break;
1445: case (MDOC_BODY):
1446: term_newln(p);
1447: p->offset = 0;
1448: break;
1449: default:
1450: break;
1451: }
1452: }
1453:
1454:
1455: /* ARGSUSED */
1456: static int
1457: termp_op_pre(DECL_ARGS)
1458: {
1459:
1.60 schwarze 1460: switch (n->type) {
1.1 kristaps 1461: case (MDOC_BODY):
1462: term_word(p, "\\(lB");
1463: p->flags |= TERMP_NOSPACE;
1464: break;
1465: default:
1466: break;
1467: }
1468: return(1);
1469: }
1470:
1471:
1472: /* ARGSUSED */
1473: static int
1474: termp_bt_pre(DECL_ARGS)
1475: {
1476:
1477: term_word(p, "is currently in beta test.");
1.84 schwarze 1478: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1479: return(0);
1.1 kristaps 1480: }
1481:
1482:
1483: /* ARGSUSED */
1484: static void
1485: termp_lb_post(DECL_ARGS)
1486: {
1487:
1.77 schwarze 1488: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1489: term_newln(p);
1.1 kristaps 1490: }
1491:
1492:
1493: /* ARGSUSED */
1494: static int
1495: termp_ud_pre(DECL_ARGS)
1496: {
1497:
1498: term_word(p, "currently under development.");
1.84 schwarze 1499: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1500: return(0);
1.1 kristaps 1501: }
1502:
1503:
1504: /* ARGSUSED */
1505: static int
1506: termp_d1_pre(DECL_ARGS)
1507: {
1508:
1.60 schwarze 1509: if (MDOC_BLOCK != n->type)
1.1 kristaps 1510: return(1);
1511: term_newln(p);
1.89 schwarze 1512: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1513: return(1);
1514: }
1515:
1516:
1517: /* ARGSUSED */
1518: static void
1519: termp_d1_post(DECL_ARGS)
1520: {
1521:
1.60 schwarze 1522: if (MDOC_BLOCK != n->type)
1.1 kristaps 1523: return;
1524: term_newln(p);
1525: }
1526:
1527:
1528: /* ARGSUSED */
1529: static int
1530: termp_aq_pre(DECL_ARGS)
1531: {
1532:
1.60 schwarze 1533: if (MDOC_BODY != n->type)
1.1 kristaps 1534: return(1);
1535: term_word(p, "\\(la");
1536: p->flags |= TERMP_NOSPACE;
1537: return(1);
1538: }
1539:
1540:
1541: /* ARGSUSED */
1542: static void
1543: termp_aq_post(DECL_ARGS)
1544: {
1545:
1.60 schwarze 1546: if (MDOC_BODY != n->type)
1.1 kristaps 1547: return;
1548: p->flags |= TERMP_NOSPACE;
1549: term_word(p, "\\(ra");
1550: }
1551:
1552:
1553: /* ARGSUSED */
1554: static int
1555: termp_ft_pre(DECL_ARGS)
1556: {
1557:
1.85 schwarze 1558: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1559: synopsis_pre(p, n);
1.65 schwarze 1560: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1561: return(1);
1562: }
1563:
1564:
1565: /* ARGSUSED */
1566: static int
1567: termp_fn_pre(DECL_ARGS)
1568: {
1.60 schwarze 1569: const struct mdoc_node *nn;
1.1 kristaps 1570:
1.86 schwarze 1571: synopsis_pre(p, n);
1.85 schwarze 1572:
1.65 schwarze 1573: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1574: term_word(p, n->child->string);
1.65 schwarze 1575: term_fontpop(p);
1.1 kristaps 1576:
1577: p->flags |= TERMP_NOSPACE;
1578: term_word(p, "(");
1579:
1.60 schwarze 1580: for (nn = n->child->next; nn; nn = nn->next) {
1.65 schwarze 1581: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1582: term_word(p, nn->string);
1.65 schwarze 1583: term_fontpop(p);
1584:
1.60 schwarze 1585: if (nn->next)
1.1 kristaps 1586: term_word(p, ",");
1587: }
1588:
1589: term_word(p, ")");
1590:
1.92 schwarze 1591: if (MDOC_SYNPRETTY & n->flags)
1.1 kristaps 1592: term_word(p, ";");
1593:
1594: return(0);
1595: }
1596:
1597:
1598: /* ARGSUSED */
1599: static int
1600: termp_fa_pre(DECL_ARGS)
1601: {
1.60 schwarze 1602: const struct mdoc_node *nn;
1.1 kristaps 1603:
1.60 schwarze 1604: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1605: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1606: return(1);
1607: }
1608:
1.60 schwarze 1609: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1610: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1611: term_word(p, nn->string);
1.65 schwarze 1612: term_fontpop(p);
1613:
1.60 schwarze 1614: if (nn->next)
1.1 kristaps 1615: term_word(p, ",");
1616: }
1617:
1.60 schwarze 1618: if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1 kristaps 1619: term_word(p, ",");
1620:
1621: return(0);
1622: }
1623:
1624:
1625: /* ARGSUSED */
1626: static int
1627: termp_bd_pre(DECL_ARGS)
1628: {
1.99 schwarze 1629: size_t tabwidth, rm, rmax;
1.60 schwarze 1630: const struct mdoc_node *nn;
1.1 kristaps 1631:
1.60 schwarze 1632: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1633: print_bvspace(p, n, n);
1.45 schwarze 1634: return(1);
1.73 schwarze 1635: } else if (MDOC_HEAD == n->type)
1636: return(0);
1.1 kristaps 1637:
1.95 schwarze 1638: assert(n->data.Bd);
1639: if (n->data.Bd->offs)
1640: p->offset += a2offs(p, n->data.Bd->offs);
1.60 schwarze 1641:
1642: /*
1643: * If -ragged or -filled are specified, the block does nothing
1644: * but change the indentation. If -unfilled or -literal are
1645: * specified, text is printed exactly as entered in the display:
1646: * for macro lines, a newline is appended to the line. Blank
1647: * lines are allowed.
1648: */
1.48 schwarze 1649:
1.95 schwarze 1650: if (DISP_literal != n->data.Bd->type &&
1651: DISP_unfilled != n->data.Bd->type)
1.1 kristaps 1652: return(1);
1653:
1.75 schwarze 1654: tabwidth = p->tabwidth;
1.89 schwarze 1655: p->tabwidth = term_len(p, 8);
1.77 schwarze 1656: rm = p->rmargin;
1657: rmax = p->maxrmargin;
1658: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1659:
1.60 schwarze 1660: for (nn = n->child; nn; nn = nn->next) {
1.100 schwarze 1661: print_mdoc_node(p, pair, m, nn);
1662: if (nn->next && nn->next->line == nn->line)
1663: continue;
1664: term_flushln(p);
1.48 schwarze 1665: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1666: }
1.88 schwarze 1667:
1.75 schwarze 1668: p->tabwidth = tabwidth;
1.77 schwarze 1669: p->rmargin = rm;
1670: p->maxrmargin = rmax;
1.1 kristaps 1671: return(0);
1672: }
1673:
1674:
1675: /* ARGSUSED */
1676: static void
1677: termp_bd_post(DECL_ARGS)
1678: {
1.77 schwarze 1679: size_t rm, rmax;
1.1 kristaps 1680:
1.60 schwarze 1681: if (MDOC_BODY != n->type)
1.1 kristaps 1682: return;
1.77 schwarze 1683:
1684: rm = p->rmargin;
1685: rmax = p->maxrmargin;
1686:
1.95 schwarze 1687: assert(n->data.Bd);
1688: if (DISP_literal == n->data.Bd->type ||
1689: DISP_unfilled == n->data.Bd->type)
1.77 schwarze 1690: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1691:
1.48 schwarze 1692: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1693: term_newln(p);
1.77 schwarze 1694:
1695: p->rmargin = rm;
1696: p->maxrmargin = rmax;
1.1 kristaps 1697: }
1698:
1699:
1700: /* ARGSUSED */
1701: static int
1702: termp_qq_pre(DECL_ARGS)
1703: {
1704:
1.60 schwarze 1705: if (MDOC_BODY != n->type)
1.1 kristaps 1706: return(1);
1707: term_word(p, "\"");
1708: p->flags |= TERMP_NOSPACE;
1709: return(1);
1710: }
1711:
1712:
1713: /* ARGSUSED */
1714: static void
1715: termp_qq_post(DECL_ARGS)
1716: {
1717:
1.60 schwarze 1718: if (MDOC_BODY != n->type)
1.1 kristaps 1719: return;
1720: p->flags |= TERMP_NOSPACE;
1721: term_word(p, "\"");
1722: }
1723:
1724:
1725: /* ARGSUSED */
1726: static void
1727: termp_bx_post(DECL_ARGS)
1728: {
1729:
1.60 schwarze 1730: if (n->child)
1.1 kristaps 1731: p->flags |= TERMP_NOSPACE;
1732: term_word(p, "BSD");
1733: }
1734:
1735:
1736: /* ARGSUSED */
1737: static int
1.26 schwarze 1738: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1739: {
1.26 schwarze 1740: const char *pp;
1.1 kristaps 1741:
1.26 schwarze 1742: pp = NULL;
1.60 schwarze 1743: switch (n->tok) {
1.26 schwarze 1744: case (MDOC_Bsx):
1745: pp = "BSDI BSD/OS";
1746: break;
1747: case (MDOC_Dx):
1.64 schwarze 1748: pp = "DragonFly";
1.26 schwarze 1749: break;
1750: case (MDOC_Fx):
1751: pp = "FreeBSD";
1752: break;
1753: case (MDOC_Nx):
1754: pp = "NetBSD";
1755: break;
1756: case (MDOC_Ox):
1757: pp = "OpenBSD";
1758: break;
1759: case (MDOC_Ux):
1760: pp = "UNIX";
1761: break;
1762: default:
1763: break;
1764: }
1.1 kristaps 1765:
1.26 schwarze 1766: assert(pp);
1767: term_word(p, pp);
1.1 kristaps 1768: return(1);
1769: }
1770:
1771:
1772: /* ARGSUSED */
1773: static int
1774: termp_sq_pre(DECL_ARGS)
1775: {
1776:
1.60 schwarze 1777: if (MDOC_BODY != n->type)
1.1 kristaps 1778: return(1);
1779: term_word(p, "\\(oq");
1780: p->flags |= TERMP_NOSPACE;
1781: return(1);
1782: }
1783:
1784:
1785: /* ARGSUSED */
1786: static void
1787: termp_sq_post(DECL_ARGS)
1788: {
1789:
1.60 schwarze 1790: if (MDOC_BODY != n->type)
1.1 kristaps 1791: return;
1792: p->flags |= TERMP_NOSPACE;
1793: term_word(p, "\\(aq");
1794: }
1795:
1796:
1797: /* ARGSUSED */
1798: static int
1799: termp_pf_pre(DECL_ARGS)
1800: {
1801:
1802: p->flags |= TERMP_IGNDELIM;
1803: return(1);
1804: }
1805:
1806:
1807: /* ARGSUSED */
1808: static void
1809: termp_pf_post(DECL_ARGS)
1810: {
1811:
1.102 ! schwarze 1812: /*
! 1813: * XXX Resetting TERMP_IGNDELIM here is not safe
! 1814: * because `Pf' can be used inside `Bl -column'.
! 1815: */
1.1 kristaps 1816: p->flags &= ~TERMP_IGNDELIM;
1817: p->flags |= TERMP_NOSPACE;
1818: }
1819:
1820:
1821: /* ARGSUSED */
1822: static int
1823: termp_ss_pre(DECL_ARGS)
1824: {
1825:
1.60 schwarze 1826: switch (n->type) {
1.1 kristaps 1827: case (MDOC_BLOCK):
1828: term_newln(p);
1.60 schwarze 1829: if (n->prev)
1.1 kristaps 1830: term_vspace(p);
1831: break;
1832: case (MDOC_HEAD):
1.65 schwarze 1833: term_fontpush(p, TERMFONT_BOLD);
1.89 schwarze 1834: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1835: break;
1836: default:
1837: break;
1838: }
1839:
1840: return(1);
1841: }
1842:
1843:
1844: /* ARGSUSED */
1845: static void
1846: termp_ss_post(DECL_ARGS)
1847: {
1848:
1.60 schwarze 1849: if (MDOC_HEAD == n->type)
1.1 kristaps 1850: term_newln(p);
1851: }
1852:
1853:
1854: /* ARGSUSED */
1855: static int
1856: termp_cd_pre(DECL_ARGS)
1857: {
1858:
1.86 schwarze 1859: synopsis_pre(p, n);
1.65 schwarze 1860: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1861: return(1);
1862: }
1863:
1864:
1865: /* ARGSUSED */
1866: static int
1867: termp_in_pre(DECL_ARGS)
1868: {
1869:
1.86 schwarze 1870: synopsis_pre(p, n);
1.85 schwarze 1871:
1.92 schwarze 1872: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1873: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1874: term_word(p, "#include");
1.85 schwarze 1875: term_word(p, "<");
1876: } else {
1877: term_word(p, "<");
1878: term_fontpush(p, TERMFONT_UNDER);
1879: }
1.23 schwarze 1880:
1.1 kristaps 1881: p->flags |= TERMP_NOSPACE;
1882: return(1);
1883: }
1884:
1885:
1886: /* ARGSUSED */
1887: static void
1888: termp_in_post(DECL_ARGS)
1889: {
1890:
1.92 schwarze 1891: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1892: term_fontpush(p, TERMFONT_BOLD);
1893:
1.59 schwarze 1894: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1895: term_word(p, ">");
1896:
1.92 schwarze 1897: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1898: term_fontpop(p);
1.38 schwarze 1899: }
1900:
1901:
1902: /* ARGSUSED */
1903: static int
1904: termp_sp_pre(DECL_ARGS)
1905: {
1.61 schwarze 1906: size_t i, len;
1.38 schwarze 1907:
1.60 schwarze 1908: switch (n->tok) {
1.54 schwarze 1909: case (MDOC_sp):
1.89 schwarze 1910: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1911: break;
1912: case (MDOC_br):
1913: len = 0;
1914: break;
1915: default:
1.98 schwarze 1916: assert(n->parent);
1917: if ((NULL == n->next || NULL == n->prev) &&
1918: (MDOC_Ss == n->parent->tok ||
1919: MDOC_Sh == n->parent->tok))
1920: return(0);
1.54 schwarze 1921: len = 1;
1922: break;
1.38 schwarze 1923: }
1924:
1925: if (0 == len)
1926: term_newln(p);
1927: for (i = 0; i < len; i++)
1928: term_vspace(p);
1929:
1930: return(0);
1931: }
1932:
1933:
1934: /* ARGSUSED */
1935: static int
1.1 kristaps 1936: termp_brq_pre(DECL_ARGS)
1937: {
1938:
1.60 schwarze 1939: if (MDOC_BODY != n->type)
1.1 kristaps 1940: return(1);
1941: term_word(p, "\\(lC");
1942: p->flags |= TERMP_NOSPACE;
1943: return(1);
1944: }
1945:
1946:
1947: /* ARGSUSED */
1948: static void
1949: termp_brq_post(DECL_ARGS)
1950: {
1951:
1.60 schwarze 1952: if (MDOC_BODY != n->type)
1.1 kristaps 1953: return;
1954: p->flags |= TERMP_NOSPACE;
1955: term_word(p, "\\(rC");
1956: }
1957:
1958:
1959: /* ARGSUSED */
1960: static int
1961: termp_bq_pre(DECL_ARGS)
1962: {
1963:
1.60 schwarze 1964: if (MDOC_BODY != n->type)
1.1 kristaps 1965: return(1);
1966: term_word(p, "\\(lB");
1967: p->flags |= TERMP_NOSPACE;
1968: return(1);
1969: }
1970:
1971:
1972: /* ARGSUSED */
1973: static void
1974: termp_bq_post(DECL_ARGS)
1975: {
1976:
1.60 schwarze 1977: if (MDOC_BODY != n->type)
1.1 kristaps 1978: return;
1979: p->flags |= TERMP_NOSPACE;
1980: term_word(p, "\\(rB");
1981: }
1982:
1983:
1984: /* ARGSUSED */
1985: static int
1986: termp_pq_pre(DECL_ARGS)
1987: {
1988:
1.60 schwarze 1989: if (MDOC_BODY != n->type)
1.1 kristaps 1990: return(1);
1991: term_word(p, "\\&(");
1992: p->flags |= TERMP_NOSPACE;
1993: return(1);
1994: }
1995:
1996:
1997: /* ARGSUSED */
1998: static void
1999: termp_pq_post(DECL_ARGS)
2000: {
2001:
1.60 schwarze 2002: if (MDOC_BODY != n->type)
1.1 kristaps 2003: return;
2004: term_word(p, ")");
2005: }
2006:
2007:
2008: /* ARGSUSED */
2009: static int
2010: termp_fo_pre(DECL_ARGS)
2011: {
2012:
1.85 schwarze 2013: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2014: synopsis_pre(p, n);
1.85 schwarze 2015: return(1);
2016: } else if (MDOC_BODY == n->type) {
1.31 schwarze 2017: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2018: term_word(p, "(");
2019: p->flags |= TERMP_NOSPACE;
2020: return(1);
1.85 schwarze 2021: }
2022:
1.95 schwarze 2023: if (NULL == n->child)
2024: return(0);
2025:
1.85 schwarze 2026: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2027:
1.85 schwarze 2028: assert(n->child->string);
1.65 schwarze 2029: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2030: term_word(p, n->child->string);
1.1 kristaps 2031: return(0);
2032: }
2033:
2034:
2035: /* ARGSUSED */
2036: static void
2037: termp_fo_post(DECL_ARGS)
2038: {
2039:
1.86 schwarze 2040: if (MDOC_BODY != n->type)
2041: return;
2042:
2043: p->flags |= TERMP_NOSPACE;
2044: term_word(p, ")");
2045:
1.92 schwarze 2046: if (MDOC_SYNPRETTY & n->flags) {
1.85 schwarze 2047: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2048: term_word(p, ";");
1.85 schwarze 2049: }
1.1 kristaps 2050: }
2051:
2052:
2053: /* ARGSUSED */
2054: static int
2055: termp_bf_pre(DECL_ARGS)
2056: {
2057:
1.60 schwarze 2058: if (MDOC_HEAD == n->type)
1.1 kristaps 2059: return(0);
1.60 schwarze 2060: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2061: return(1);
2062:
1.95 schwarze 2063: assert(n->data.Bf);
1.1 kristaps 2064:
1.95 schwarze 2065: if (FONT_Em == n->data.Bf->font)
1.65 schwarze 2066: term_fontpush(p, TERMFONT_UNDER);
1.95 schwarze 2067: else if (FONT_Sy == n->data.Bf->font)
1.65 schwarze 2068: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2069: else
1.65 schwarze 2070: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2071:
2072: return(1);
2073: }
2074:
2075:
2076: /* ARGSUSED */
2077: static int
2078: termp_sm_pre(DECL_ARGS)
2079: {
2080:
1.60 schwarze 2081: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2082: if (0 == strcmp("on", n->child->string)) {
2083: if (p->col)
2084: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2085: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2086: } else
1.1 kristaps 2087: p->flags |= TERMP_NONOSPACE;
2088:
2089: return(0);
2090: }
2091:
2092:
2093: /* ARGSUSED */
2094: static int
2095: termp_ap_pre(DECL_ARGS)
2096: {
2097:
2098: p->flags |= TERMP_NOSPACE;
2099: term_word(p, "\\(aq");
2100: p->flags |= TERMP_NOSPACE;
2101: return(1);
2102: }
2103:
2104:
2105: /* ARGSUSED */
2106: static void
2107: termp____post(DECL_ARGS)
2108: {
2109:
1.62 schwarze 2110: /* TODO: %U. */
2111:
1.1 kristaps 2112: p->flags |= TERMP_NOSPACE;
1.60 schwarze 2113: term_word(p, n->next ? "," : ".");
1.1 kristaps 2114: }
2115:
2116:
2117: /* ARGSUSED */
2118: static int
1.65 schwarze 2119: termp_li_pre(DECL_ARGS)
2120: {
2121:
2122: term_fontpush(p, TERMFONT_NONE);
2123: return(1);
2124: }
2125:
2126:
2127: /* ARGSUSED */
2128: static int
1.1 kristaps 2129: termp_lk_pre(DECL_ARGS)
2130: {
1.101 schwarze 2131: const struct mdoc_node *nn, *sv;
1.1 kristaps 2132:
1.65 schwarze 2133: term_fontpush(p, TERMFONT_UNDER);
1.101 schwarze 2134:
2135: nn = sv = n->child;
1.62 schwarze 2136:
2137: if (NULL == nn->next)
1.6 schwarze 2138: return(1);
1.1 kristaps 2139:
1.101 schwarze 2140: for (nn = nn->next; nn; nn = nn->next)
2141: term_word(p, nn->string);
2142:
1.65 schwarze 2143: term_fontpop(p);
1.62 schwarze 2144:
1.1 kristaps 2145: p->flags |= TERMP_NOSPACE;
2146: term_word(p, ":");
2147:
1.65 schwarze 2148: term_fontpush(p, TERMFONT_BOLD);
1.101 schwarze 2149: term_word(p, sv->string);
1.65 schwarze 2150: term_fontpop(p);
1.6 schwarze 2151:
1.1 kristaps 2152: return(0);
2153: }
2154:
1.90 schwarze 2155:
2156: /* ARGSUSED */
2157: static int
2158: termp_bk_pre(DECL_ARGS)
2159: {
2160:
1.91 schwarze 2161: switch (n->type) {
2162: case (MDOC_BLOCK):
1.95 schwarze 2163: break;
1.91 schwarze 2164: case (MDOC_HEAD):
2165: return(0);
2166: case (MDOC_BODY):
2167: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2168: break;
1.91 schwarze 2169: default:
2170: abort();
1.95 schwarze 2171: /* NOTREACHED */
1.91 schwarze 2172: }
1.95 schwarze 2173:
2174: return(1);
1.90 schwarze 2175: }
2176:
2177:
2178: /* ARGSUSED */
2179: static void
2180: termp_bk_post(DECL_ARGS)
2181: {
2182:
1.91 schwarze 2183: if (MDOC_BODY == n->type)
2184: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2185: }
1.1 kristaps 2186:
2187: /* ARGSUSED */
2188: static int
1.54 schwarze 2189: termp_under_pre(DECL_ARGS)
1.1 kristaps 2190: {
2191:
1.65 schwarze 2192: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2193: return(1);
2194: }