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1.9 ! kristaps 1: /* $Id: mdoc_term.c,v 1.8 2009/06/11 07:26:35 kristaps Exp $ */
1.1 kristaps 2: /*
1.7 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 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: *
1.6 kristaps 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>
21: #include <err.h>
22: #include <stdio.h>
23: #include <stdlib.h>
24: #include <string.h>
25:
26: #include "term.h"
27: #include "mdoc.h"
28:
29: /* FIXME: macro arguments can be escaped. */
30: /* FIXME: support more offset/width tokens. */
31:
32: #define TTYPE_PROG 0
33: #define TTYPE_CMD_FLAG 1
34: #define TTYPE_CMD_ARG 2
35: #define TTYPE_SECTION 3
36: #define TTYPE_FUNC_DECL 4
37: #define TTYPE_VAR_DECL 5
38: #define TTYPE_FUNC_TYPE 6
39: #define TTYPE_FUNC_NAME 7
40: #define TTYPE_FUNC_ARG 8
41: #define TTYPE_LINK 9
42: #define TTYPE_SSECTION 10
43: #define TTYPE_FILE 11
44: #define TTYPE_EMPH 12
45: #define TTYPE_CONFIG 13
46: #define TTYPE_CMD 14
47: #define TTYPE_INCLUDE 15
48: #define TTYPE_SYMB 16
49: #define TTYPE_SYMBOL 17
50: #define TTYPE_DIAG 18
51: #define TTYPE_LINK_ANCHOR 19
52: #define TTYPE_LINK_TEXT 20
53: #define TTYPE_REF_JOURNAL 21
54: #define TTYPE_LIST 22
55: #define TTYPE_NMAX 23
56:
57: const int ttypes[TTYPE_NMAX] = {
58: TERMP_BOLD, /* TTYPE_PROG */
59: TERMP_BOLD, /* TTYPE_CMD_FLAG */
60: TERMP_UNDER, /* TTYPE_CMD_ARG */
61: TERMP_BOLD, /* TTYPE_SECTION */
62: TERMP_BOLD, /* TTYPE_FUNC_DECL */
63: TERMP_UNDER, /* TTYPE_VAR_DECL */
64: TERMP_UNDER, /* TTYPE_FUNC_TYPE */
65: TERMP_BOLD, /* TTYPE_FUNC_NAME */
66: TERMP_UNDER, /* TTYPE_FUNC_ARG */
67: TERMP_UNDER, /* TTYPE_LINK */
68: TERMP_BOLD, /* TTYPE_SSECTION */
69: TERMP_UNDER, /* TTYPE_FILE */
70: TERMP_UNDER, /* TTYPE_EMPH */
71: TERMP_BOLD, /* TTYPE_CONFIG */
72: TERMP_BOLD, /* TTYPE_CMD */
73: TERMP_BOLD, /* TTYPE_INCLUDE */
74: TERMP_BOLD, /* TTYPE_SYMB */
75: TERMP_BOLD, /* TTYPE_SYMBOL */
76: TERMP_BOLD, /* TTYPE_DIAG */
77: TERMP_UNDER, /* TTYPE_LINK_ANCHOR */
78: TERMP_BOLD, /* TTYPE_LINK_TEXT */
79: TERMP_UNDER, /* TTYPE_REF_JOURNAL */
80: TERMP_BOLD /* TTYPE_LIST */
81: };
82:
83: /* XXX - clean this up. */
84:
85: struct termpair {
86: struct termpair *ppair;
87: int type;
88: #define TERMPAIR_FLAG (1 << 0)
89: int flag;
90: size_t offset;
91: size_t rmargin;
92: int count;
93: };
94:
95: #define TERMPAIR_SETFLAG(termp, p, fl) \
96: do { \
97: assert(! (TERMPAIR_FLAG & (p)->type)); \
98: (termp)->flags |= (fl); \
99: (p)->flag = (fl); \
100: (p)->type |= TERMPAIR_FLAG; \
101: } while ( /* CONSTCOND */ 0)
102:
103: #define DECL_ARGS \
104: struct termp *p, struct termpair *pair, \
105: const struct mdoc_meta *meta, \
106: const struct mdoc_node *node
107:
108: #define DECL_PRE(name) \
109: static int name##_pre(DECL_ARGS)
110: #define DECL_POST(name) \
111: static void name##_post(DECL_ARGS)
112: #define DECL_PREPOST(name) \
113: DECL_PRE(name); \
114: DECL_POST(name);
115:
116: DECL_PREPOST(termp__t);
117: DECL_PREPOST(termp_aq);
118: DECL_PREPOST(termp_bd);
119: DECL_PREPOST(termp_bq);
120: DECL_PREPOST(termp_brq);
121: DECL_PREPOST(termp_d1);
122: DECL_PREPOST(termp_dq);
123: DECL_PREPOST(termp_fd);
124: DECL_PREPOST(termp_fn);
125: DECL_PREPOST(termp_fo);
126: DECL_PREPOST(termp_ft);
127: DECL_PREPOST(termp_in);
128: DECL_PREPOST(termp_it);
129: DECL_PREPOST(termp_lb);
130: DECL_PREPOST(termp_op);
131: DECL_PREPOST(termp_pf);
132: DECL_PREPOST(termp_pq);
133: DECL_PREPOST(termp_qq);
134: DECL_PREPOST(termp_sh);
135: DECL_PREPOST(termp_ss);
136: DECL_PREPOST(termp_sq);
137: DECL_PREPOST(termp_vt);
138:
139: DECL_PRE(termp__j);
140: DECL_PRE(termp_ap);
141: DECL_PRE(termp_ar);
142: DECL_PRE(termp_at);
143: DECL_PRE(termp_bf);
144: DECL_PRE(termp_bsx);
145: DECL_PRE(termp_bt);
146: DECL_PRE(termp_cd);
147: DECL_PRE(termp_cm);
148: DECL_PRE(termp_dx);
149: DECL_PRE(termp_em);
150: DECL_PRE(termp_ex);
151: DECL_PRE(termp_fa);
152: DECL_PRE(termp_fl);
153: DECL_PRE(termp_fx);
154: DECL_PRE(termp_ic);
155: DECL_PRE(termp_lk);
156: DECL_PRE(termp_ms);
157: DECL_PRE(termp_mt);
158: DECL_PRE(termp_nd);
159: DECL_PRE(termp_nm);
160: DECL_PRE(termp_ns);
161: DECL_PRE(termp_nx);
162: DECL_PRE(termp_ox);
163: DECL_PRE(termp_pa);
164: DECL_PRE(termp_pp);
165: DECL_PRE(termp_rs);
166: DECL_PRE(termp_rv);
167: DECL_PRE(termp_sm);
168: DECL_PRE(termp_st);
169: DECL_PRE(termp_sx);
170: DECL_PRE(termp_sy);
171: DECL_PRE(termp_ud);
172: DECL_PRE(termp_ux);
173: DECL_PRE(termp_va);
174: DECL_PRE(termp_xr);
175:
176: DECL_POST(termp___);
177: DECL_POST(termp_bl);
178: DECL_POST(termp_bx);
179:
180: struct termact {
181: int (*pre)(DECL_ARGS);
182: void (*post)(DECL_ARGS);
183: };
184:
185: static const struct termact termacts[MDOC_MAX] = {
186: { NULL, NULL }, /* \" */
187: { NULL, NULL }, /* Dd */
188: { NULL, NULL }, /* Dt */
189: { NULL, NULL }, /* Os */
190: { termp_sh_pre, termp_sh_post }, /* Sh */
191: { termp_ss_pre, termp_ss_post }, /* Ss */
192: { termp_pp_pre, NULL }, /* Pp */
193: { termp_d1_pre, termp_d1_post }, /* D1 */
194: { termp_d1_pre, termp_d1_post }, /* Dl */
195: { termp_bd_pre, termp_bd_post }, /* Bd */
196: { NULL, NULL }, /* Ed */
197: { NULL, termp_bl_post }, /* Bl */
198: { NULL, NULL }, /* El */
199: { termp_it_pre, termp_it_post }, /* It */
200: { NULL, NULL }, /* Ad */
201: { NULL, NULL }, /* An */
202: { termp_ar_pre, NULL }, /* Ar */
203: { termp_cd_pre, NULL }, /* Cd */
204: { termp_cm_pre, NULL }, /* Cm */
205: { NULL, NULL }, /* Dv */
206: { NULL, NULL }, /* Er */
207: { NULL, NULL }, /* Ev */
208: { termp_ex_pre, NULL }, /* Ex */
209: { termp_fa_pre, NULL }, /* Fa */
210: { termp_fd_pre, termp_fd_post }, /* Fd */
211: { termp_fl_pre, NULL }, /* Fl */
212: { termp_fn_pre, termp_fn_post }, /* Fn */
213: { termp_ft_pre, termp_ft_post }, /* Ft */
214: { termp_ic_pre, NULL }, /* Ic */
215: { termp_in_pre, termp_in_post }, /* In */
216: { NULL, NULL }, /* Li */
217: { termp_nd_pre, NULL }, /* Nd */
218: { termp_nm_pre, NULL }, /* Nm */
219: { termp_op_pre, termp_op_post }, /* Op */
220: { NULL, NULL }, /* Ot */
221: { termp_pa_pre, NULL }, /* Pa */
222: { termp_rv_pre, NULL }, /* Rv */
223: { termp_st_pre, NULL }, /* St */
224: { termp_va_pre, NULL }, /* Va */
225: { termp_vt_pre, termp_vt_post }, /* Vt */
226: { termp_xr_pre, NULL }, /* Xr */
227: { NULL, termp____post }, /* %A */
228: { NULL, termp____post }, /* %B */
229: { NULL, termp____post }, /* %D */
230: { NULL, termp____post }, /* %I */
231: { termp__j_pre, termp____post }, /* %J */
232: { NULL, termp____post }, /* %N */
233: { NULL, termp____post }, /* %O */
234: { NULL, termp____post }, /* %P */
235: { NULL, termp____post }, /* %R */
236: { termp__t_pre, termp__t_post }, /* %T */
237: { NULL, termp____post }, /* %V */
238: { NULL, NULL }, /* Ac */
239: { termp_aq_pre, termp_aq_post }, /* Ao */
240: { termp_aq_pre, termp_aq_post }, /* Aq */
241: { termp_at_pre, NULL }, /* At */
242: { NULL, NULL }, /* Bc */
243: { termp_bf_pre, NULL }, /* Bf */
244: { termp_bq_pre, termp_bq_post }, /* Bo */
245: { termp_bq_pre, termp_bq_post }, /* Bq */
246: { termp_bsx_pre, NULL }, /* Bsx */
247: { NULL, termp_bx_post }, /* Bx */
248: { NULL, NULL }, /* Db */
249: { NULL, NULL }, /* Dc */
250: { termp_dq_pre, termp_dq_post }, /* Do */
251: { termp_dq_pre, termp_dq_post }, /* Dq */
252: { NULL, NULL }, /* Ec */
253: { NULL, NULL }, /* Ef */
254: { termp_em_pre, NULL }, /* Em */
255: { NULL, NULL }, /* Eo */
256: { termp_fx_pre, NULL }, /* Fx */
257: { termp_ms_pre, NULL }, /* Ms */
258: { NULL, NULL }, /* No */
259: { termp_ns_pre, NULL }, /* Ns */
260: { termp_nx_pre, NULL }, /* Nx */
261: { termp_ox_pre, NULL }, /* Ox */
262: { NULL, NULL }, /* Pc */
263: { termp_pf_pre, termp_pf_post }, /* Pf */
264: { termp_pq_pre, termp_pq_post }, /* Po */
265: { termp_pq_pre, termp_pq_post }, /* Pq */
266: { NULL, NULL }, /* Qc */
267: { termp_sq_pre, termp_sq_post }, /* Ql */
268: { termp_qq_pre, termp_qq_post }, /* Qo */
269: { termp_qq_pre, termp_qq_post }, /* Qq */
270: { NULL, NULL }, /* Re */
271: { termp_rs_pre, NULL }, /* Rs */
272: { NULL, NULL }, /* Sc */
273: { termp_sq_pre, termp_sq_post }, /* So */
274: { termp_sq_pre, termp_sq_post }, /* Sq */
275: { termp_sm_pre, NULL }, /* Sm */
276: { termp_sx_pre, NULL }, /* Sx */
277: { termp_sy_pre, NULL }, /* Sy */
278: { NULL, NULL }, /* Tn */
279: { termp_ux_pre, NULL }, /* Ux */
280: { NULL, NULL }, /* Xc */
281: { NULL, NULL }, /* Xo */
282: { termp_fo_pre, termp_fo_post }, /* Fo */
283: { NULL, NULL }, /* Fc */
284: { termp_op_pre, termp_op_post }, /* Oo */
285: { NULL, NULL }, /* Oc */
286: { NULL, NULL }, /* Bk */
287: { NULL, NULL }, /* Ek */
288: { termp_bt_pre, NULL }, /* Bt */
289: { NULL, NULL }, /* Hf */
290: { NULL, NULL }, /* Fr */
291: { termp_ud_pre, NULL }, /* Ud */
292: { termp_lb_pre, termp_lb_post }, /* Lb */
293: { termp_ap_pre, NULL }, /* Lb */
294: { termp_pp_pre, NULL }, /* Pp */
295: { termp_lk_pre, NULL }, /* Lk */
296: { termp_mt_pre, NULL }, /* Mt */
297: { termp_brq_pre, termp_brq_post }, /* Brq */
298: { termp_brq_pre, termp_brq_post }, /* Bro */
299: { NULL, NULL }, /* Brc */
300: { NULL, NULL }, /* %C */
301: { NULL, NULL }, /* Es */
302: { NULL, NULL }, /* En */
303: { termp_dx_pre, NULL }, /* Dx */
304: { NULL, NULL }, /* %Q */
305: };
306:
1.2 kristaps 307: #ifdef __linux__
1.9 ! kristaps 308: extern size_t strlcpy(char *, const char *, size_t);
! 309: extern size_t strlcat(char *, const char *, size_t);
1.2 kristaps 310: #endif
311:
1.1 kristaps 312: static int arg_hasattr(int, const struct mdoc_node *);
313: static int arg_getattrs(const int *, int *, size_t,
314: const struct mdoc_node *);
315: static int arg_getattr(int, const struct mdoc_node *);
316: static size_t arg_offset(const struct mdoc_argv *);
317: static size_t arg_width(const struct mdoc_argv *, int);
318: static int arg_listtype(const struct mdoc_node *);
319: static int fmt_block_vspace(struct termp *,
320: const struct mdoc_node *,
321: const struct mdoc_node *);
1.3 kristaps 322: static void print_node(DECL_ARGS);
323: static void print_head(struct termp *,
1.1 kristaps 324: const struct mdoc_meta *);
1.3 kristaps 325: static void print_body(DECL_ARGS);
326: static void print_foot(struct termp *,
1.1 kristaps 327: const struct mdoc_meta *);
328:
329:
330: int
331: mdoc_run(struct termp *p, const struct mdoc *m)
332: {
1.9 ! kristaps 333: /*
! 334: * Main output function. When this is called, assume that the
! 335: * tree is properly formed.
! 336: */
1.1 kristaps 337:
1.3 kristaps 338: print_head(p, mdoc_meta(m));
339: print_body(p, NULL, mdoc_meta(m), mdoc_node(m));
340: print_foot(p, mdoc_meta(m));
341: return(1);
1.1 kristaps 342: }
343:
344:
1.3 kristaps 345: static void
1.1 kristaps 346: print_body(DECL_ARGS)
347: {
348:
1.3 kristaps 349: print_node(p, pair, meta, node);
1.1 kristaps 350: if ( ! node->next)
1.3 kristaps 351: return;
352: print_body(p, pair, meta, node->next);
1.1 kristaps 353: }
354:
355:
1.3 kristaps 356: static void
1.1 kristaps 357: print_node(DECL_ARGS)
358: {
359: int dochild;
360: struct termpair npair;
361:
362: /* Pre-processing. */
363:
364: dochild = 1;
365: npair.ppair = pair;
366: npair.type = 0;
367: npair.offset = npair.rmargin = 0;
368: npair.flag = 0;
369: npair.count = 0;
370:
371: if (MDOC_TEXT != node->type) {
372: if (termacts[node->tok].pre)
373: if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
374: dochild = 0;
375: } else /* MDOC_TEXT == node->type */
376: term_word(p, node->string);
377:
378: /* Children. */
379:
380: if (TERMPAIR_FLAG & npair.type)
381: p->flags |= npair.flag;
382:
383: if (dochild && node->child)
384: print_body(p, &npair, meta, node->child);
385:
386: if (TERMPAIR_FLAG & npair.type)
387: p->flags &= ~npair.flag;
388:
389: /* Post-processing. */
390:
391: if (MDOC_TEXT != node->type)
392: if (termacts[node->tok].post)
393: (*termacts[node->tok].post)(p, &npair, meta, node);
394: }
395:
396:
1.3 kristaps 397: static void
1.1 kristaps 398: print_foot(struct termp *p, const struct mdoc_meta *meta)
399: {
400: struct tm *tm;
401: char *buf, *os;
402:
1.9 ! kristaps 403: /*
! 404: * Output the footer in new-groff style, that is, three columns
! 405: * with the middle being the manual date and flanking columns
! 406: * being the operating system:
! 407: *
! 408: * SYSTEM DATE SYSTEM
! 409: */
! 410:
1.1 kristaps 411: if (NULL == (buf = malloc(p->rmargin)))
412: err(1, "malloc");
413: if (NULL == (os = malloc(p->rmargin)))
414: err(1, "malloc");
415:
416: tm = localtime(&meta->date);
417:
418: #ifdef __OpenBSD__
419: if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm))
420: #else
421: if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
422: #endif
423: err(1, "strftime");
424:
425: (void)strlcpy(os, meta->os, p->rmargin);
426:
427: term_vspace(p);
428:
1.9 ! kristaps 429: p->offset = 0;
! 430: p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
433: term_word(p, os);
434: term_flushln(p);
435:
1.9 ! kristaps 436: p->offset = p->rmargin;
! 437: p->rmargin = p->maxrmargin - strlen(os);
1.1 kristaps 438: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9 ! kristaps 439:
! 440: term_word(p, buf);
! 441: term_flushln(p);
! 442:
1.1 kristaps 443: p->offset = p->rmargin;
444: p->rmargin = p->maxrmargin;
445: p->flags &= ~TERMP_NOBREAK;
1.9 ! kristaps 446: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 447:
1.9 ! kristaps 448: term_word(p, os);
1.1 kristaps 449: term_flushln(p);
450:
1.9 ! kristaps 451: p->offset = 0;
! 452: p->rmargin = p->maxrmargin;
! 453: p->flags = 0;
! 454:
1.1 kristaps 455: free(buf);
456: free(os);
457: }
458:
459:
1.3 kristaps 460: static void
1.1 kristaps 461: print_head(struct termp *p, const struct mdoc_meta *meta)
462: {
463: char *buf, *title;
464:
465: p->rmargin = p->maxrmargin;
466: p->offset = 0;
467:
468: if (NULL == (buf = malloc(p->rmargin)))
469: err(1, "malloc");
470: if (NULL == (title = malloc(p->rmargin)))
471: err(1, "malloc");
472:
473: /*
474: * The header is strange. It has three components, which are
475: * really two with the first duplicated. It goes like this:
476: *
477: * IDENTIFIER TITLE IDENTIFIER
478: *
479: * The IDENTIFIER is NAME(SECTION), which is the command-name
480: * (if given, or "unknown" if not) followed by the manual page
481: * section. These are given in `Dt'. The TITLE is a free-form
482: * string depending on the manual volume. If not specified, it
483: * switches on the manual section.
484: */
485:
486: assert(meta->vol);
487: (void)strlcpy(buf, meta->vol, p->rmargin);
488:
489: if (meta->arch) {
490: (void)strlcat(buf, " (", p->rmargin);
491: (void)strlcat(buf, meta->arch, p->rmargin);
492: (void)strlcat(buf, ")", p->rmargin);
493: }
494:
495: (void)snprintf(title, p->rmargin, "%s(%d)",
496: meta->title, meta->msec);
497:
498: p->offset = 0;
1.8 kristaps 499: p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1 kristaps 500: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
501:
502: term_word(p, title);
503: term_flushln(p);
504:
505: p->offset = p->rmargin;
506: p->rmargin = p->maxrmargin - strlen(title);
1.9 ! kristaps 507: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 508:
509: term_word(p, buf);
510: term_flushln(p);
511:
512: p->offset = p->rmargin;
513: p->rmargin = p->maxrmargin;
514: p->flags &= ~TERMP_NOBREAK;
515: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
516:
517: term_word(p, title);
518: term_flushln(p);
519:
1.9 ! kristaps 520: p->offset = 0;
1.1 kristaps 521: p->rmargin = p->maxrmargin;
522: p->flags &= ~TERMP_NOSPACE;
523:
524: free(title);
525: free(buf);
526: }
527:
528:
529: static size_t
530: arg_width(const struct mdoc_argv *arg, int pos)
531: {
532: size_t v;
533: int i, len;
534:
535: assert(pos < (int)arg->sz && pos >= 0);
536: assert(arg->value[pos]);
537: if (0 == strcmp(arg->value[pos], "indent"))
538: return(INDENT);
539: if (0 == strcmp(arg->value[pos], "indent-two"))
540: return(INDENT * 2);
541:
542: if (0 == (len = (int)strlen(arg->value[pos])))
543: return(0);
544:
545: for (i = 0; i < len - 1; i++)
546: if ( ! isdigit((u_char)arg->value[pos][i]))
547: break;
548:
549: if (i == len - 1) {
550: if ('n' == arg->value[pos][len - 1]) {
551: v = (size_t)atoi(arg->value[pos]);
552: return(v);
553: }
554:
555: }
556: return(strlen(arg->value[pos]) + 1);
557: }
558:
559:
560: static int
561: arg_listtype(const struct mdoc_node *n)
562: {
563: int i, len;
564:
565: assert(MDOC_BLOCK == n->type);
566:
567: len = (int)(n->args ? n->args->argc : 0);
568:
569: for (i = 0; i < len; i++)
570: switch (n->args->argv[i].arg) {
571: case (MDOC_Bullet):
572: /* FALLTHROUGH */
573: case (MDOC_Dash):
574: /* FALLTHROUGH */
575: case (MDOC_Enum):
576: /* FALLTHROUGH */
577: case (MDOC_Hyphen):
578: /* FALLTHROUGH */
579: case (MDOC_Tag):
580: /* FALLTHROUGH */
581: case (MDOC_Inset):
582: /* FALLTHROUGH */
583: case (MDOC_Diag):
584: /* FALLTHROUGH */
585: case (MDOC_Item):
586: /* FALLTHROUGH */
587: case (MDOC_Column):
588: /* FALLTHROUGH */
589: case (MDOC_Ohang):
590: return(n->args->argv[i].arg);
591: default:
592: break;
593: }
594:
595: errx(1, "list type not supported");
596: /* NOTREACHED */
597: }
598:
599:
600: static size_t
601: arg_offset(const struct mdoc_argv *arg)
602: {
603:
604: assert(*arg->value);
605: if (0 == strcmp(*arg->value, "indent"))
606: return(INDENT);
607: if (0 == strcmp(*arg->value, "indent-two"))
608: return(INDENT * 2);
609: return(strlen(*arg->value));
610: }
611:
612:
613: static int
614: arg_hasattr(int arg, const struct mdoc_node *n)
615: {
616:
617: return(-1 != arg_getattr(arg, n));
618: }
619:
620:
621: static int
622: arg_getattr(int v, const struct mdoc_node *n)
623: {
624: int val;
625:
626: return(arg_getattrs(&v, &val, 1, n) ? val : -1);
627: }
628:
629:
630: static int
631: arg_getattrs(const int *keys, int *vals,
632: size_t sz, const struct mdoc_node *n)
633: {
634: int i, j, k;
635:
636: if (NULL == n->args)
637: return(0);
638:
639: for (k = i = 0; i < (int)n->args->argc; i++)
640: for (j = 0; j < (int)sz; j++)
641: if (n->args->argv[i].arg == keys[j]) {
642: vals[j] = i;
643: k++;
644: }
645: return(k);
646: }
647:
648:
649: /* ARGSUSED */
650: static int
651: fmt_block_vspace(struct termp *p,
652: const struct mdoc_node *bl,
653: const struct mdoc_node *node)
654: {
655: const struct mdoc_node *n;
656:
657: term_newln(p);
658:
659: if (arg_hasattr(MDOC_Compact, bl))
660: return(1);
661:
662: for (n = node; n; n = n->parent) {
663: if (MDOC_BLOCK != n->type)
664: continue;
665: if (MDOC_Ss == n->tok)
666: break;
667: if (MDOC_Sh == n->tok)
668: break;
669: if (NULL == n->prev)
670: continue;
671: term_vspace(p);
672: break;
673: }
674:
675: return(1);
676: }
677:
678:
679: /* ARGSUSED */
680: static int
681: termp_dq_pre(DECL_ARGS)
682: {
683:
684: if (MDOC_BODY != node->type)
685: return(1);
686:
687: term_word(p, "\\(lq");
688: p->flags |= TERMP_NOSPACE;
689: return(1);
690: }
691:
692:
693: /* ARGSUSED */
694: static void
695: termp_dq_post(DECL_ARGS)
696: {
697:
698: if (MDOC_BODY != node->type)
699: return;
700:
701: p->flags |= TERMP_NOSPACE;
702: term_word(p, "\\(rq");
703: }
704:
705:
706: /* ARGSUSED */
707: static int
708: termp_it_pre(DECL_ARGS)
709: {
710: const struct mdoc_node *bl, *n;
711: char buf[7];
712: int i, type, keys[3], vals[3];
713: size_t width, offset;
714:
715: if (MDOC_BLOCK == node->type)
716: return(fmt_block_vspace(p, node->parent->parent, node));
717:
718: bl = node->parent->parent->parent;
719:
720: /* Save parent attributes. */
721:
722: pair->offset = p->offset;
723: pair->rmargin = p->rmargin;
724: pair->flag = p->flags;
725:
726: /* Get list width and offset. */
727:
728: keys[0] = MDOC_Width;
729: keys[1] = MDOC_Offset;
730: keys[2] = MDOC_Column;
731:
732: vals[0] = vals[1] = vals[2] = -1;
733:
734: width = offset = 0;
735:
736: (void)arg_getattrs(keys, vals, 3, bl);
737:
738: type = arg_listtype(bl);
739:
740: /* Calculate real width and offset. */
741:
742: switch (type) {
743: case (MDOC_Column):
744: if (MDOC_BODY == node->type)
745: break;
746: for (i = 0, n = node->prev; n; n = n->prev, i++)
747: offset += arg_width
748: (&bl->args->argv[vals[2]], i);
749: assert(i < (int)bl->args->argv[vals[2]].sz);
750: width = arg_width(&bl->args->argv[vals[2]], i);
751: if (vals[1] >= 0)
752: offset += arg_offset(&bl->args->argv[vals[1]]);
753: break;
754: default:
755: if (vals[0] >= 0)
756: width = arg_width(&bl->args->argv[vals[0]], 0);
757: if (vals[1] >= 0)
758: offset = arg_offset(&bl->args->argv[vals[1]]);
759: break;
760: }
761:
762: /*
763: * List-type can override the width in the case of fixed-head
764: * values (bullet, dash/hyphen, enum). Tags need a non-zero
765: * offset.
766: */
767:
768: switch (type) {
769: case (MDOC_Bullet):
770: /* FALLTHROUGH */
771: case (MDOC_Dash):
772: /* FALLTHROUGH */
773: case (MDOC_Enum):
774: /* FALLTHROUGH */
775: case (MDOC_Hyphen):
776: if (width < 4)
777: width = 4;
778: break;
779: case (MDOC_Tag):
780: if (0 == width)
781: width = 10;
782: break;
783: default:
784: break;
785: }
786:
787: /*
788: * Whitespace control. Inset bodies need an initial space.
789: */
790:
791: switch (type) {
792: case (MDOC_Diag):
793: /* FALLTHROUGH */
794: case (MDOC_Inset):
795: if (MDOC_BODY == node->type)
796: p->flags &= ~TERMP_NOSPACE;
797: else
798: p->flags |= TERMP_NOSPACE;
799: break;
800: default:
801: p->flags |= TERMP_NOSPACE;
802: break;
803: }
804:
805: /*
806: * Style flags. Diagnostic heads need TTYPE_DIAG.
807: */
808:
809: switch (type) {
810: case (MDOC_Diag):
811: if (MDOC_HEAD == node->type)
812: p->flags |= ttypes[TTYPE_DIAG];
813: break;
814: default:
815: break;
816: }
817:
818: /*
819: * Pad and break control. This is the tricker part. Lists with
820: * set right-margins for the head get TERMP_NOBREAK because, if
821: * they overrun the margin, they wrap to the new margin.
822: * Correspondingly, the body for these types don't left-pad, as
823: * the head will pad out to to the right.
824: */
825:
826: switch (type) {
827: case (MDOC_Bullet):
828: /* FALLTHROUGH */
829: case (MDOC_Dash):
830: /* FALLTHROUGH */
831: case (MDOC_Enum):
832: /* FALLTHROUGH */
833: case (MDOC_Hyphen):
834: /* FALLTHROUGH */
835: case (MDOC_Tag):
836: if (MDOC_HEAD == node->type)
837: p->flags |= TERMP_NOBREAK;
838: else
839: p->flags |= TERMP_NOLPAD;
840: if (MDOC_HEAD == node->type && MDOC_Tag == type)
841: if (NULL == node->next ||
842: NULL == node->next->child)
843: p->flags |= TERMP_NONOBREAK;
844: break;
845: case (MDOC_Column):
846: if (MDOC_HEAD == node->type) {
847: assert(node->next);
848: if (MDOC_BODY == node->next->type)
849: p->flags &= ~TERMP_NOBREAK;
850: else
851: p->flags |= TERMP_NOBREAK;
852: if (node->prev)
853: p->flags |= TERMP_NOLPAD;
854: }
855: break;
856: case (MDOC_Diag):
857: if (MDOC_HEAD == node->type)
858: p->flags |= TERMP_NOBREAK;
859: break;
860: default:
861: break;
862: }
863:
864: /*
865: * Margin control. Set-head-width lists have their right
866: * margins shortened. The body for these lists has the offset
867: * necessarily lengthened. Everybody gets the offset.
868: */
869:
870: p->offset += offset;
871:
872: switch (type) {
873: case (MDOC_Bullet):
874: /* FALLTHROUGH */
875: case (MDOC_Dash):
876: /* FALLTHROUGH */
877: case (MDOC_Enum):
878: /* FALLTHROUGH */
879: case (MDOC_Hyphen):
880: /* FALLTHROUGH */
881: case (MDOC_Tag):
882: if (MDOC_HEAD == node->type)
883: p->rmargin = p->offset + width;
884: else
885: p->offset += width;
886: break;
887: case (MDOC_Column):
888: p->rmargin = p->offset + width;
889: break;
890: default:
891: break;
892: }
893:
894: /*
895: * The dash, hyphen, bullet and enum lists all have a special
896: * HEAD character. Print it now.
897: */
898:
899: if (MDOC_HEAD == node->type)
900: switch (type) {
901: case (MDOC_Bullet):
902: term_word(p, "\\[bu]");
903: break;
904: case (MDOC_Dash):
905: /* FALLTHROUGH */
906: case (MDOC_Hyphen):
907: term_word(p, "\\-");
908: break;
909: case (MDOC_Enum):
910: (pair->ppair->ppair->count)++;
911: (void)snprintf(buf, sizeof(buf), "%d.",
912: pair->ppair->ppair->count);
913: term_word(p, buf);
914: break;
915: default:
916: break;
917: }
918:
919: /*
920: * If we're not going to process our children, indicate so here.
921: */
922:
923: switch (type) {
924: case (MDOC_Bullet):
925: /* FALLTHROUGH */
926: case (MDOC_Item):
927: /* FALLTHROUGH */
928: case (MDOC_Dash):
929: /* FALLTHROUGH */
930: case (MDOC_Hyphen):
931: /* FALLTHROUGH */
932: case (MDOC_Enum):
933: if (MDOC_HEAD == node->type)
934: return(0);
935: break;
936: case (MDOC_Column):
937: if (MDOC_BODY == node->type)
938: return(0);
939: break;
940: default:
941: break;
942: }
943:
944: return(1);
945: }
946:
947:
948: /* ARGSUSED */
949: static void
950: termp_it_post(DECL_ARGS)
951: {
952: int type;
953:
954: if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
955: return;
956:
957: type = arg_listtype(node->parent->parent->parent);
958:
959: switch (type) {
960: case (MDOC_Diag):
961: /* FALLTHROUGH */
962: case (MDOC_Item):
963: /* FALLTHROUGH */
964: case (MDOC_Inset):
965: if (MDOC_BODY == node->type)
966: term_flushln(p);
967: break;
968: case (MDOC_Column):
969: if (MDOC_HEAD == node->type)
970: term_flushln(p);
971: break;
972: default:
973: term_flushln(p);
974: break;
975: }
976:
977: p->offset = pair->offset;
978: p->rmargin = pair->rmargin;
979: p->flags = pair->flag;
980: }
981:
982:
983: /* ARGSUSED */
984: static int
985: termp_nm_pre(DECL_ARGS)
986: {
987:
988: if (SEC_SYNOPSIS == node->sec)
989: term_newln(p);
990:
991: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
992: if (NULL == node->child)
993: term_word(p, meta->name);
994:
995: return(1);
996: }
997:
998:
999: /* ARGSUSED */
1000: static int
1001: termp_fl_pre(DECL_ARGS)
1002: {
1003:
1004: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1005: term_word(p, "\\-");
1006: p->flags |= TERMP_NOSPACE;
1007: return(1);
1008: }
1009:
1010:
1011: /* ARGSUSED */
1012: static int
1013: termp_ar_pre(DECL_ARGS)
1014: {
1015:
1016: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
1017: return(1);
1018: }
1019:
1020:
1021: /* ARGSUSED */
1022: static int
1023: termp_ns_pre(DECL_ARGS)
1024: {
1025:
1026: p->flags |= TERMP_NOSPACE;
1027: return(1);
1028: }
1029:
1030:
1031: /* ARGSUSED */
1032: static int
1033: termp_pp_pre(DECL_ARGS)
1034: {
1035:
1036: term_vspace(p);
1037: return(1);
1038: }
1039:
1040:
1041: /* ARGSUSED */
1042: static int
1043: termp_st_pre(DECL_ARGS)
1044: {
1045: const char *cp;
1046:
1047: if (node->child && (cp = mdoc_a2st(node->child->string)))
1048: term_word(p, cp);
1049: return(0);
1050: }
1051:
1052:
1053: /* ARGSUSED */
1054: static int
1055: termp_rs_pre(DECL_ARGS)
1056: {
1057:
1058: if (MDOC_BLOCK == node->type && node->prev)
1059: term_vspace(p);
1060: return(1);
1061: }
1062:
1063:
1064: /* ARGSUSED */
1065: static int
1066: termp_rv_pre(DECL_ARGS)
1067: {
1068: int i;
1069:
1070: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1071: errx(1, "expected -std argument");
1072: if (1 != node->args->argv[i].sz)
1073: errx(1, "expected -std argument");
1074:
1075: term_newln(p);
1076: term_word(p, "The");
1077:
1078: p->flags |= ttypes[TTYPE_FUNC_NAME];
1079: term_word(p, *node->args->argv[i].value);
1080: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1081: p->flags |= TERMP_NOSPACE;
1082:
1083: term_word(p, "() function returns the value 0 if successful;");
1084: term_word(p, "otherwise the value -1 is returned and the");
1085: term_word(p, "global variable");
1086:
1087: p->flags |= ttypes[TTYPE_VAR_DECL];
1088: term_word(p, "errno");
1089: p->flags &= ~ttypes[TTYPE_VAR_DECL];
1090:
1091: term_word(p, "is set to indicate the error.");
1092:
1093: return(1);
1094: }
1095:
1096:
1097: /* ARGSUSED */
1098: static int
1099: termp_ex_pre(DECL_ARGS)
1100: {
1101: int i;
1102:
1103: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1104: errx(1, "expected -std argument");
1105: if (1 != node->args->argv[i].sz)
1106: errx(1, "expected -std argument");
1107:
1108: term_word(p, "The");
1109: p->flags |= ttypes[TTYPE_PROG];
1110: term_word(p, *node->args->argv[i].value);
1111: p->flags &= ~ttypes[TTYPE_PROG];
1112: term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
1113:
1114: return(1);
1115: }
1116:
1117:
1118: /* ARGSUSED */
1119: static int
1120: termp_nd_pre(DECL_ARGS)
1121: {
1122:
1123: term_word(p, "\\-");
1124: return(1);
1125: }
1126:
1127:
1128: /* ARGSUSED */
1129: static void
1130: termp_bl_post(DECL_ARGS)
1131: {
1132:
1133: if (MDOC_BLOCK == node->type)
1134: term_newln(p);
1135: }
1136:
1137:
1138: /* ARGSUSED */
1139: static void
1140: termp_op_post(DECL_ARGS)
1141: {
1142:
1143: if (MDOC_BODY != node->type)
1144: return;
1145: p->flags |= TERMP_NOSPACE;
1146: term_word(p, "\\(rB");
1147: }
1148:
1149:
1150: /* ARGSUSED */
1151: static int
1152: termp_xr_pre(DECL_ARGS)
1153: {
1154: const struct mdoc_node *n;
1155:
1156: if (NULL == (n = node->child))
1157: errx(1, "expected text line argument");
1158: term_word(p, n->string);
1159: if (NULL == (n = n->next))
1160: return(0);
1161: p->flags |= TERMP_NOSPACE;
1162: term_word(p, "(");
1163: p->flags |= TERMP_NOSPACE;
1164: term_word(p, n->string);
1165: p->flags |= TERMP_NOSPACE;
1166: term_word(p, ")");
1167: return(0);
1168: }
1169:
1170:
1171: /* ARGSUSED */
1172: static int
1173: termp_vt_pre(DECL_ARGS)
1174: {
1175:
1176: /* FIXME: this can be "type name". */
1177: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1178: return(1);
1179: }
1180:
1181:
1182: /* ARGSUSED */
1183: static void
1184: termp_vt_post(DECL_ARGS)
1185: {
1186:
1187: if (node->sec == SEC_SYNOPSIS)
1188: term_vspace(p);
1189: }
1190:
1191:
1192: /* ARGSUSED */
1193: static int
1194: termp_fd_pre(DECL_ARGS)
1195: {
1196:
1197: /*
1198: * FIXME: this naming is bad. This value is used, in general,
1199: * for the #include header or other preprocessor statement.
1200: */
1201: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
1202: return(1);
1203: }
1204:
1205:
1206: /* ARGSUSED */
1207: static void
1208: termp_fd_post(DECL_ARGS)
1209: {
1210:
1211: if (node->sec != SEC_SYNOPSIS)
1212: return;
1213: term_newln(p);
1214: if (node->next && MDOC_Fd != node->next->tok)
1215: term_vspace(p);
1216: }
1217:
1218:
1219: /* ARGSUSED */
1220: static int
1221: termp_sh_pre(DECL_ARGS)
1222: {
1223:
1224: switch (node->type) {
1225: case (MDOC_HEAD):
1226: term_vspace(p);
1227: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
1228: break;
1229: case (MDOC_BODY):
1230: p->offset = INDENT;
1231: break;
1232: default:
1233: break;
1234: }
1235: return(1);
1236: }
1237:
1238:
1239: /* ARGSUSED */
1240: static void
1241: termp_sh_post(DECL_ARGS)
1242: {
1243:
1244: switch (node->type) {
1245: case (MDOC_HEAD):
1246: term_newln(p);
1247: break;
1248: case (MDOC_BODY):
1249: term_newln(p);
1250: p->offset = 0;
1251: break;
1252: default:
1253: break;
1254: }
1255: }
1256:
1257:
1258: /* ARGSUSED */
1259: static int
1260: termp_op_pre(DECL_ARGS)
1261: {
1262:
1263: switch (node->type) {
1264: case (MDOC_BODY):
1265: term_word(p, "\\(lB");
1266: p->flags |= TERMP_NOSPACE;
1267: break;
1268: default:
1269: break;
1270: }
1271: return(1);
1272: }
1273:
1274:
1275: /* ARGSUSED */
1276: static int
1277: termp_bt_pre(DECL_ARGS)
1278: {
1279:
1280: term_word(p, "is currently in beta test.");
1281: return(1);
1282: }
1283:
1284:
1285: /* ARGSUSED */
1286: static int
1287: termp_lb_pre(DECL_ARGS)
1288: {
1289: const char *lb;
1290:
1291: if (NULL == node->child)
1292: errx(1, "expected text line argument");
1293: if ((lb = mdoc_a2lib(node->child->string))) {
1294: term_word(p, lb);
1295: return(0);
1296: }
1297: term_word(p, "library");
1298: return(1);
1299: }
1300:
1301:
1302: /* ARGSUSED */
1303: static void
1304: termp_lb_post(DECL_ARGS)
1305: {
1306:
1307: term_newln(p);
1308: }
1309:
1310:
1311: /* ARGSUSED */
1312: static int
1313: termp_ud_pre(DECL_ARGS)
1314: {
1315:
1316: term_word(p, "currently under development.");
1317: return(1);
1318: }
1319:
1320:
1321: /* ARGSUSED */
1322: static int
1323: termp_d1_pre(DECL_ARGS)
1324: {
1325:
1.4 kristaps 1326: if (MDOC_BLOCK != node->type)
1.1 kristaps 1327: return(1);
1328: term_newln(p);
1329: p->offset += (pair->offset = INDENT);
1330: return(1);
1331: }
1332:
1333:
1334: /* ARGSUSED */
1335: static void
1336: termp_d1_post(DECL_ARGS)
1337: {
1338:
1.4 kristaps 1339: if (MDOC_BLOCK != node->type)
1.1 kristaps 1340: return;
1341: term_newln(p);
1342: p->offset -= pair->offset;
1343: }
1344:
1345:
1346: /* ARGSUSED */
1347: static int
1348: termp_aq_pre(DECL_ARGS)
1349: {
1350:
1351: if (MDOC_BODY != node->type)
1352: return(1);
1353: term_word(p, "\\(la");
1354: p->flags |= TERMP_NOSPACE;
1355: return(1);
1356: }
1357:
1358:
1359: /* ARGSUSED */
1360: static void
1361: termp_aq_post(DECL_ARGS)
1362: {
1363:
1364: if (MDOC_BODY != node->type)
1365: return;
1366: p->flags |= TERMP_NOSPACE;
1367: term_word(p, "\\(ra");
1368: }
1369:
1370:
1371: /* ARGSUSED */
1372: static int
1373: termp_ft_pre(DECL_ARGS)
1374: {
1375:
1376: if (SEC_SYNOPSIS == node->sec)
1377: if (node->prev && MDOC_Fo == node->prev->tok)
1378: term_vspace(p);
1379: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
1380: return(1);
1381: }
1382:
1383:
1384: /* ARGSUSED */
1385: static void
1386: termp_ft_post(DECL_ARGS)
1387: {
1388:
1389: if (SEC_SYNOPSIS == node->sec)
1390: term_newln(p);
1391: }
1392:
1393:
1394: /* ARGSUSED */
1395: static int
1396: termp_fn_pre(DECL_ARGS)
1397: {
1398: const struct mdoc_node *n;
1399:
1400: if (NULL == node->child)
1401: errx(1, "expected text line arguments");
1402:
1403: /* FIXME: can be "type funcname" "type varname"... */
1404:
1405: p->flags |= ttypes[TTYPE_FUNC_NAME];
1406: term_word(p, node->child->string);
1407: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1408:
1409: p->flags |= TERMP_NOSPACE;
1410: term_word(p, "(");
1411:
1412: for (n = node->child->next; n; n = n->next) {
1413: p->flags |= ttypes[TTYPE_FUNC_ARG];
1414: term_word(p, n->string);
1415: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1416: if (n->next)
1417: term_word(p, ",");
1418: }
1419:
1420: term_word(p, ")");
1421:
1422: if (SEC_SYNOPSIS == node->sec)
1423: term_word(p, ";");
1424:
1425: return(0);
1426: }
1427:
1428:
1429: /* ARGSUSED */
1430: static void
1431: termp_fn_post(DECL_ARGS)
1432: {
1433:
1434: if (node->sec == SEC_SYNOPSIS && node->next)
1435: term_vspace(p);
1436:
1437: }
1438:
1439:
1440: /* ARGSUSED */
1441: static int
1442: termp_sx_pre(DECL_ARGS)
1443: {
1444:
1445: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
1446: return(1);
1447: }
1448:
1449:
1450: /* ARGSUSED */
1451: static int
1452: termp_fa_pre(DECL_ARGS)
1453: {
1454: struct mdoc_node *n;
1455:
1456: if (node->parent->tok != MDOC_Fo) {
1457: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
1458: return(1);
1459: }
1460:
1461: for (n = node->child; n; n = n->next) {
1462: p->flags |= ttypes[TTYPE_FUNC_ARG];
1463: term_word(p, n->string);
1464: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1465: if (n->next)
1466: term_word(p, ",");
1467: }
1468:
1469: if (node->child && node->next && node->next->tok == MDOC_Fa)
1470: term_word(p, ",");
1471:
1472: return(0);
1473: }
1474:
1475:
1476: /* ARGSUSED */
1477: static int
1478: termp_va_pre(DECL_ARGS)
1479: {
1480:
1481: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1482: return(1);
1483: }
1484:
1485:
1486: /* ARGSUSED */
1487: static int
1488: termp_bd_pre(DECL_ARGS)
1489: {
1490: int i, type, ln;
1491:
1492: /*
1493: * This is fairly tricky due primarily to crappy documentation.
1494: * If -ragged or -filled are specified, the block does nothing
1495: * but change the indentation.
1496: *
1497: * If, on the other hand, -unfilled or -literal are specified,
1498: * then the game changes. Text is printed exactly as entered in
1499: * the display: if a macro line, a newline is appended to the
1500: * line. Blank lines are allowed.
1501: */
1502:
1503: if (MDOC_BLOCK == node->type)
1504: return(fmt_block_vspace(p, node, node));
1505: else if (MDOC_BODY != node->type)
1506: return(1);
1507:
1508: if (NULL == node->parent->args)
1509: errx(1, "missing display type");
1510:
1511: pair->offset = p->offset;
1512:
1513: for (type = -1, i = 0;
1514: i < (int)node->parent->args->argc; i++) {
1515: switch (node->parent->args->argv[i].arg) {
1516: case (MDOC_Ragged):
1517: /* FALLTHROUGH */
1518: case (MDOC_Filled):
1519: /* FALLTHROUGH */
1520: case (MDOC_Unfilled):
1521: /* FALLTHROUGH */
1522: case (MDOC_Literal):
1523: type = node->parent->args->argv[i].arg;
1524: i = (int)node->parent->args->argc;
1525: break;
1526: default:
1527: break;
1528: }
1529: }
1530:
1531: if (NULL == node->parent->args)
1532: errx(1, "missing display type");
1533:
1534: i = arg_getattr(MDOC_Offset, node->parent);
1535: if (-1 != i) {
1536: if (1 != node->parent->args->argv[i].sz)
1537: errx(1, "expected single value");
1538: p->offset += arg_offset(&node->parent->args->argv[i]);
1539: }
1540:
1541: switch (type) {
1542: case (MDOC_Literal):
1543: /* FALLTHROUGH */
1544: case (MDOC_Unfilled):
1545: break;
1546: default:
1547: return(1);
1548: }
1549:
1550: /*
1551: * Tricky. Iterate through all children. If we're on a
1552: * different parse line, append a newline and then the contents.
1553: * Ew.
1554: */
1555:
1556: p->flags |= TERMP_LITERAL;
1557: ln = node->child ? node->child->line : 0;
1558:
1559: for (node = node->child; node; node = node->next) {
1560: if (ln < node->line) {
1561: term_flushln(p);
1562: p->flags |= TERMP_NOSPACE;
1563: }
1564: ln = node->line;
1565: print_node(p, pair, meta, node);
1566: }
1567:
1568: return(0);
1569: }
1570:
1571:
1572: /* ARGSUSED */
1573: static void
1574: termp_bd_post(DECL_ARGS)
1575: {
1576:
1577: if (MDOC_BODY != node->type)
1578: return;
1579:
1580: term_flushln(p);
1581: p->flags &= ~TERMP_LITERAL;
1582: p->offset = pair->offset;
1583: p->flags |= TERMP_NOSPACE;
1584: }
1585:
1586:
1587: /* ARGSUSED */
1588: static int
1589: termp_qq_pre(DECL_ARGS)
1590: {
1591:
1592: if (MDOC_BODY != node->type)
1593: return(1);
1594: term_word(p, "\"");
1595: p->flags |= TERMP_NOSPACE;
1596: return(1);
1597: }
1598:
1599:
1600: /* ARGSUSED */
1601: static void
1602: termp_qq_post(DECL_ARGS)
1603: {
1604:
1605: if (MDOC_BODY != node->type)
1606: return;
1607: p->flags |= TERMP_NOSPACE;
1608: term_word(p, "\"");
1609: }
1610:
1611:
1612: /* ARGSUSED */
1613: static int
1614: termp_bsx_pre(DECL_ARGS)
1615: {
1616:
1617: term_word(p, "BSDI BSD/OS");
1618: return(1);
1619: }
1620:
1621:
1622: /* ARGSUSED */
1623: static void
1624: termp_bx_post(DECL_ARGS)
1625: {
1626:
1627: if (node->child)
1628: p->flags |= TERMP_NOSPACE;
1629: term_word(p, "BSD");
1630: }
1631:
1632:
1633: /* ARGSUSED */
1634: static int
1635: termp_ox_pre(DECL_ARGS)
1636: {
1637:
1638: term_word(p, "OpenBSD");
1639: return(1);
1640: }
1641:
1642:
1643: /* ARGSUSED */
1644: static int
1645: termp_dx_pre(DECL_ARGS)
1646: {
1647:
1648: term_word(p, "DragonFly");
1649: return(1);
1650: }
1651:
1652:
1653: /* ARGSUSED */
1654: static int
1655: termp_ux_pre(DECL_ARGS)
1656: {
1657:
1658: term_word(p, "UNIX");
1659: return(1);
1660: }
1661:
1662:
1663: /* ARGSUSED */
1664: static int
1665: termp_fx_pre(DECL_ARGS)
1666: {
1667:
1668: term_word(p, "FreeBSD");
1669: return(1);
1670: }
1671:
1672:
1673: /* ARGSUSED */
1674: static int
1675: termp_nx_pre(DECL_ARGS)
1676: {
1677:
1678: term_word(p, "NetBSD");
1679: return(1);
1680: }
1681:
1682:
1683: /* ARGSUSED */
1684: static int
1685: termp_sq_pre(DECL_ARGS)
1686: {
1687:
1688: if (MDOC_BODY != node->type)
1689: return(1);
1690: term_word(p, "\\(oq");
1691: p->flags |= TERMP_NOSPACE;
1692: return(1);
1693: }
1694:
1695:
1696: /* ARGSUSED */
1697: static void
1698: termp_sq_post(DECL_ARGS)
1699: {
1700:
1701: if (MDOC_BODY != node->type)
1702: return;
1703: p->flags |= TERMP_NOSPACE;
1704: term_word(p, "\\(aq");
1705: }
1706:
1707:
1708: /* ARGSUSED */
1709: static int
1710: termp_pf_pre(DECL_ARGS)
1711: {
1712:
1713: p->flags |= TERMP_IGNDELIM;
1714: return(1);
1715: }
1716:
1717:
1718: /* ARGSUSED */
1719: static void
1720: termp_pf_post(DECL_ARGS)
1721: {
1722:
1723: p->flags &= ~TERMP_IGNDELIM;
1724: p->flags |= TERMP_NOSPACE;
1725: }
1726:
1727:
1728: /* ARGSUSED */
1729: static int
1730: termp_ss_pre(DECL_ARGS)
1731: {
1732:
1733: switch (node->type) {
1734: case (MDOC_BLOCK):
1735: term_newln(p);
1736: if (node->prev)
1737: term_vspace(p);
1738: break;
1739: case (MDOC_HEAD):
1740: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
1.5 kristaps 1741: p->offset = HALFINDENT;
1.1 kristaps 1742: break;
1743: default:
1744: break;
1745: }
1746:
1747: return(1);
1748: }
1749:
1750:
1751: /* ARGSUSED */
1752: static void
1753: termp_ss_post(DECL_ARGS)
1754: {
1755:
1756: switch (node->type) {
1757: case (MDOC_HEAD):
1758: term_newln(p);
1759: p->offset = INDENT;
1760: break;
1761: default:
1762: break;
1763: }
1764: }
1765:
1766:
1767: /* ARGSUSED */
1768: static int
1769: termp_pa_pre(DECL_ARGS)
1770: {
1771:
1772: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
1773: return(1);
1774: }
1775:
1776:
1777: /* ARGSUSED */
1778: static int
1779: termp_em_pre(DECL_ARGS)
1780: {
1781:
1782: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1783: return(1);
1784: }
1785:
1786:
1787: /* ARGSUSED */
1788: static int
1789: termp_cd_pre(DECL_ARGS)
1790: {
1791:
1792: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
1793: term_newln(p);
1794: return(1);
1795: }
1796:
1797:
1798: /* ARGSUSED */
1799: static int
1800: termp_cm_pre(DECL_ARGS)
1801: {
1802:
1803: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1804: return(1);
1805: }
1806:
1807:
1808: /* ARGSUSED */
1809: static int
1810: termp_ic_pre(DECL_ARGS)
1811: {
1812:
1813: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
1814: return(1);
1815: }
1816:
1817:
1818: /* ARGSUSED */
1819: static int
1820: termp_in_pre(DECL_ARGS)
1821: {
1822:
1823: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
1824: term_word(p, "#include");
1825: term_word(p, "<");
1826: p->flags |= TERMP_NOSPACE;
1827: return(1);
1828: }
1829:
1830:
1831: /* ARGSUSED */
1832: static void
1833: termp_in_post(DECL_ARGS)
1834: {
1835:
1836: p->flags |= TERMP_NOSPACE;
1837: term_word(p, ">");
1838:
1839: term_newln(p);
1840: if (SEC_SYNOPSIS != node->sec)
1841: return;
1842: if (node->next && MDOC_In != node->next->tok)
1843: term_vspace(p);
1844: }
1845:
1846:
1847: /* ARGSUSED */
1848: static int
1849: termp_at_pre(DECL_ARGS)
1850: {
1851: const char *att;
1852:
1853: att = NULL;
1854:
1855: if (node->child)
1856: att = mdoc_a2att(node->child->string);
1857: if (NULL == att)
1858: att = "AT&T UNIX";
1859:
1860: term_word(p, att);
1861: return(0);
1862: }
1863:
1864:
1865: /* ARGSUSED */
1866: static int
1867: termp_brq_pre(DECL_ARGS)
1868: {
1869:
1870: if (MDOC_BODY != node->type)
1871: return(1);
1872: term_word(p, "\\(lC");
1873: p->flags |= TERMP_NOSPACE;
1874: return(1);
1875: }
1876:
1877:
1878: /* ARGSUSED */
1879: static void
1880: termp_brq_post(DECL_ARGS)
1881: {
1882:
1883: if (MDOC_BODY != node->type)
1884: return;
1885: p->flags |= TERMP_NOSPACE;
1886: term_word(p, "\\(rC");
1887: }
1888:
1889:
1890: /* ARGSUSED */
1891: static int
1892: termp_bq_pre(DECL_ARGS)
1893: {
1894:
1895: if (MDOC_BODY != node->type)
1896: return(1);
1897: term_word(p, "\\(lB");
1898: p->flags |= TERMP_NOSPACE;
1899: return(1);
1900: }
1901:
1902:
1903: /* ARGSUSED */
1904: static void
1905: termp_bq_post(DECL_ARGS)
1906: {
1907:
1908: if (MDOC_BODY != node->type)
1909: return;
1910: p->flags |= TERMP_NOSPACE;
1911: term_word(p, "\\(rB");
1912: }
1913:
1914:
1915: /* ARGSUSED */
1916: static int
1917: termp_pq_pre(DECL_ARGS)
1918: {
1919:
1920: if (MDOC_BODY != node->type)
1921: return(1);
1922: term_word(p, "\\&(");
1923: p->flags |= TERMP_NOSPACE;
1924: return(1);
1925: }
1926:
1927:
1928: /* ARGSUSED */
1929: static void
1930: termp_pq_post(DECL_ARGS)
1931: {
1932:
1933: if (MDOC_BODY != node->type)
1934: return;
1935: term_word(p, ")");
1936: }
1937:
1938:
1939: /* ARGSUSED */
1940: static int
1941: termp_fo_pre(DECL_ARGS)
1942: {
1943: const struct mdoc_node *n;
1944:
1945: if (MDOC_BODY == node->type) {
1946: term_word(p, "(");
1947: p->flags |= TERMP_NOSPACE;
1948: return(1);
1949: } else if (MDOC_HEAD != node->type)
1950: return(1);
1951:
1952: /* XXX - groff shows only first parameter */
1953:
1954: p->flags |= ttypes[TTYPE_FUNC_NAME];
1955: for (n = node->child; n; n = n->next) {
1956: if (MDOC_TEXT != n->type)
1957: errx(1, "expected text line argument");
1958: term_word(p, n->string);
1959: }
1960: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1961:
1962: return(0);
1963: }
1964:
1965:
1966: /* ARGSUSED */
1967: static void
1968: termp_fo_post(DECL_ARGS)
1969: {
1970:
1971: if (MDOC_BODY != node->type)
1972: return;
1973: p->flags |= TERMP_NOSPACE;
1974: term_word(p, ")");
1975: p->flags |= TERMP_NOSPACE;
1976: term_word(p, ";");
1977: term_newln(p);
1978: }
1979:
1980:
1981: /* ARGSUSED */
1982: static int
1983: termp_bf_pre(DECL_ARGS)
1984: {
1985: const struct mdoc_node *n;
1986:
1987: if (MDOC_HEAD == node->type) {
1988: return(0);
1989: } else if (MDOC_BLOCK != node->type)
1990: return(1);
1991:
1992: if (NULL == (n = node->head->child)) {
1993: if (arg_hasattr(MDOC_Emphasis, node))
1994: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1995: else if (arg_hasattr(MDOC_Symbolic, node))
1996: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
1997:
1998: return(1);
1999: }
2000:
2001: if (MDOC_TEXT != n->type)
2002: errx(1, "expected text line arguments");
2003:
2004: if (0 == strcmp("Em", n->string))
2005: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2006: else if (0 == strcmp("Sy", n->string))
2007: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2008:
2009: return(1);
2010: }
2011:
2012:
2013: /* ARGSUSED */
2014: static int
2015: termp_sy_pre(DECL_ARGS)
2016: {
2017:
2018: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2019: return(1);
2020: }
2021:
2022:
2023: /* ARGSUSED */
2024: static int
2025: termp_ms_pre(DECL_ARGS)
2026: {
2027:
2028: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
2029: return(1);
2030: }
2031:
2032:
2033:
2034: /* ARGSUSED */
2035: static int
2036: termp_sm_pre(DECL_ARGS)
2037: {
2038:
2039: if (NULL == node->child || MDOC_TEXT != node->child->type)
2040: errx(1, "expected boolean line argument");
2041:
2042: if (0 == strcmp("on", node->child->string)) {
2043: p->flags &= ~TERMP_NONOSPACE;
2044: p->flags &= ~TERMP_NOSPACE;
2045: } else
2046: p->flags |= TERMP_NONOSPACE;
2047:
2048: return(0);
2049: }
2050:
2051:
2052: /* ARGSUSED */
2053: static int
2054: termp_ap_pre(DECL_ARGS)
2055: {
2056:
2057: p->flags |= TERMP_NOSPACE;
2058: term_word(p, "\\(aq");
2059: p->flags |= TERMP_NOSPACE;
2060: return(1);
2061: }
2062:
2063:
2064: /* ARGSUSED */
2065: static int
2066: termp__j_pre(DECL_ARGS)
2067: {
2068:
2069: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
2070: return(1);
2071: }
2072:
2073:
2074: /* ARGSUSED */
2075: static int
2076: termp__t_pre(DECL_ARGS)
2077: {
2078:
2079: term_word(p, "\"");
2080: p->flags |= TERMP_NOSPACE;
2081: return(1);
2082: }
2083:
2084:
2085: /* ARGSUSED */
2086: static void
2087: termp__t_post(DECL_ARGS)
2088: {
2089:
2090: p->flags |= TERMP_NOSPACE;
2091: term_word(p, "\"");
2092: termp____post(p, pair, meta, node);
2093: }
2094:
2095:
2096: /* ARGSUSED */
2097: static void
2098: termp____post(DECL_ARGS)
2099: {
2100:
2101: p->flags |= TERMP_NOSPACE;
2102: term_word(p, node->next ? "," : ".");
2103: }
2104:
2105:
2106: /* ARGSUSED */
2107: static int
2108: termp_lk_pre(DECL_ARGS)
2109: {
2110: const struct mdoc_node *n;
2111:
2112: if (NULL == (n = node->child))
2113: errx(1, "expected line argument");
2114:
2115: p->flags |= ttypes[TTYPE_LINK_ANCHOR];
2116: term_word(p, n->string);
2117: p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
2118: p->flags |= TERMP_NOSPACE;
2119: term_word(p, ":");
2120:
2121: p->flags |= ttypes[TTYPE_LINK_TEXT];
2122: for ( ; n; n = n->next) {
2123: term_word(p, n->string);
2124: }
2125: p->flags &= ~ttypes[TTYPE_LINK_TEXT];
2126:
2127: return(0);
2128: }
2129:
2130:
2131: /* ARGSUSED */
2132: static int
2133: termp_mt_pre(DECL_ARGS)
2134: {
2135:
2136: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
2137: return(1);
2138: }
2139:
2140: