Annotation of mandoc/mdoc_term.c, Revision 1.12
1.12 ! kristaps 1: /* $Id: mdoc_term.c,v 1.11 2009/06/11 13:13:44 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)
1.10 kristaps 89: int flag; /* Whether being used. */
90: size_t offset; /* Left margin. */
91: size_t rmargin; /* Right margin. */
92: int count; /* Enum count. */
1.1 kristaps 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:
1.11 kristaps 595: /* FIXME: mandated by parser. */
596:
1.1 kristaps 597: errx(1, "list type not supported");
598: /* NOTREACHED */
599: }
600:
601:
602: static size_t
603: arg_offset(const struct mdoc_argv *arg)
604: {
605:
606: assert(*arg->value);
1.10 kristaps 607: if (0 == strcmp(*arg->value, "left"))
608: return(0);
1.1 kristaps 609: if (0 == strcmp(*arg->value, "indent"))
610: return(INDENT);
611: if (0 == strcmp(*arg->value, "indent-two"))
612: return(INDENT * 2);
1.10 kristaps 613:
614: /* FIXME: needs to support field-widths (10n, etc.). */
1.11 kristaps 615:
1.1 kristaps 616: return(strlen(*arg->value));
617: }
618:
619:
620: static int
621: arg_hasattr(int arg, const struct mdoc_node *n)
622: {
623:
624: return(-1 != arg_getattr(arg, n));
625: }
626:
627:
628: static int
629: arg_getattr(int v, const struct mdoc_node *n)
630: {
631: int val;
632:
633: return(arg_getattrs(&v, &val, 1, n) ? val : -1);
634: }
635:
636:
637: static int
638: arg_getattrs(const int *keys, int *vals,
639: size_t sz, const struct mdoc_node *n)
640: {
641: int i, j, k;
642:
643: if (NULL == n->args)
644: return(0);
645:
646: for (k = i = 0; i < (int)n->args->argc; i++)
647: for (j = 0; j < (int)sz; j++)
648: if (n->args->argv[i].arg == keys[j]) {
649: vals[j] = i;
650: k++;
651: }
652: return(k);
653: }
654:
655:
656: /* ARGSUSED */
657: static int
658: fmt_block_vspace(struct termp *p,
659: const struct mdoc_node *bl,
660: const struct mdoc_node *node)
661: {
662: const struct mdoc_node *n;
663:
664: term_newln(p);
665:
666: if (arg_hasattr(MDOC_Compact, bl))
667: return(1);
668:
669: for (n = node; n; n = n->parent) {
670: if (MDOC_BLOCK != n->type)
671: continue;
672: if (MDOC_Ss == n->tok)
673: break;
674: if (MDOC_Sh == n->tok)
675: break;
676: if (NULL == n->prev)
677: continue;
678: term_vspace(p);
679: break;
680: }
681:
682: return(1);
683: }
684:
685:
686: /* ARGSUSED */
687: static int
688: termp_dq_pre(DECL_ARGS)
689: {
690:
691: if (MDOC_BODY != node->type)
692: return(1);
693:
694: term_word(p, "\\(lq");
695: p->flags |= TERMP_NOSPACE;
696: return(1);
697: }
698:
699:
700: /* ARGSUSED */
701: static void
702: termp_dq_post(DECL_ARGS)
703: {
704:
705: if (MDOC_BODY != node->type)
706: return;
707:
708: p->flags |= TERMP_NOSPACE;
709: term_word(p, "\\(rq");
710: }
711:
712:
713: /* ARGSUSED */
714: static int
715: termp_it_pre(DECL_ARGS)
716: {
717: const struct mdoc_node *bl, *n;
718: char buf[7];
719: int i, type, keys[3], vals[3];
720: size_t width, offset;
721:
722: if (MDOC_BLOCK == node->type)
723: return(fmt_block_vspace(p, node->parent->parent, node));
724:
725: bl = node->parent->parent->parent;
726:
727: /* Save parent attributes. */
728:
729: pair->offset = p->offset;
730: pair->rmargin = p->rmargin;
731: pair->flag = p->flags;
732:
733: /* Get list width and offset. */
734:
735: keys[0] = MDOC_Width;
736: keys[1] = MDOC_Offset;
737: keys[2] = MDOC_Column;
738:
739: vals[0] = vals[1] = vals[2] = -1;
740:
741: width = offset = 0;
742:
743: (void)arg_getattrs(keys, vals, 3, bl);
744:
745: type = arg_listtype(bl);
746:
747: /* Calculate real width and offset. */
748:
749: switch (type) {
750: case (MDOC_Column):
751: if (MDOC_BODY == node->type)
752: break;
753: for (i = 0, n = node->prev; n; n = n->prev, i++)
754: offset += arg_width
755: (&bl->args->argv[vals[2]], i);
756: assert(i < (int)bl->args->argv[vals[2]].sz);
757: width = arg_width(&bl->args->argv[vals[2]], i);
758: if (vals[1] >= 0)
759: offset += arg_offset(&bl->args->argv[vals[1]]);
760: break;
761: default:
762: if (vals[0] >= 0)
763: width = arg_width(&bl->args->argv[vals[0]], 0);
764: if (vals[1] >= 0)
765: offset = arg_offset(&bl->args->argv[vals[1]]);
766: break;
767: }
768:
769: /*
770: * List-type can override the width in the case of fixed-head
771: * values (bullet, dash/hyphen, enum). Tags need a non-zero
772: * offset.
773: */
774:
775: switch (type) {
776: case (MDOC_Bullet):
777: /* FALLTHROUGH */
778: case (MDOC_Dash):
779: /* FALLTHROUGH */
780: case (MDOC_Enum):
781: /* FALLTHROUGH */
782: case (MDOC_Hyphen):
783: if (width < 4)
784: width = 4;
785: break;
786: case (MDOC_Tag):
787: if (0 == width)
788: width = 10;
789: break;
790: default:
791: break;
792: }
793:
794: /*
795: * Whitespace control. Inset bodies need an initial space.
796: */
797:
798: switch (type) {
799: case (MDOC_Diag):
800: /* FALLTHROUGH */
801: case (MDOC_Inset):
802: if (MDOC_BODY == node->type)
803: p->flags &= ~TERMP_NOSPACE;
804: else
805: p->flags |= TERMP_NOSPACE;
806: break;
807: default:
808: p->flags |= TERMP_NOSPACE;
809: break;
810: }
811:
812: /*
813: * Style flags. Diagnostic heads need TTYPE_DIAG.
814: */
815:
816: switch (type) {
817: case (MDOC_Diag):
818: if (MDOC_HEAD == node->type)
819: p->flags |= ttypes[TTYPE_DIAG];
820: break;
821: default:
822: break;
823: }
824:
825: /*
826: * Pad and break control. This is the tricker part. Lists with
827: * set right-margins for the head get TERMP_NOBREAK because, if
828: * they overrun the margin, they wrap to the new margin.
829: * Correspondingly, the body for these types don't left-pad, as
830: * the head will pad out to to the right.
831: */
832:
833: switch (type) {
834: case (MDOC_Bullet):
835: /* FALLTHROUGH */
836: case (MDOC_Dash):
837: /* FALLTHROUGH */
838: case (MDOC_Enum):
839: /* FALLTHROUGH */
840: case (MDOC_Hyphen):
841: /* FALLTHROUGH */
842: case (MDOC_Tag):
843: if (MDOC_HEAD == node->type)
844: p->flags |= TERMP_NOBREAK;
845: else
846: p->flags |= TERMP_NOLPAD;
847: if (MDOC_HEAD == node->type && MDOC_Tag == type)
848: if (NULL == node->next ||
849: NULL == node->next->child)
850: p->flags |= TERMP_NONOBREAK;
851: break;
852: case (MDOC_Column):
853: if (MDOC_HEAD == node->type) {
854: assert(node->next);
855: if (MDOC_BODY == node->next->type)
856: p->flags &= ~TERMP_NOBREAK;
857: else
858: p->flags |= TERMP_NOBREAK;
859: if (node->prev)
860: p->flags |= TERMP_NOLPAD;
861: }
862: break;
863: case (MDOC_Diag):
864: if (MDOC_HEAD == node->type)
865: p->flags |= TERMP_NOBREAK;
866: break;
867: default:
868: break;
869: }
870:
871: /*
872: * Margin control. Set-head-width lists have their right
873: * margins shortened. The body for these lists has the offset
874: * necessarily lengthened. Everybody gets the offset.
875: */
876:
877: p->offset += offset;
878:
879: switch (type) {
880: case (MDOC_Bullet):
881: /* FALLTHROUGH */
882: case (MDOC_Dash):
883: /* FALLTHROUGH */
884: case (MDOC_Enum):
885: /* FALLTHROUGH */
886: case (MDOC_Hyphen):
887: /* FALLTHROUGH */
888: case (MDOC_Tag):
889: if (MDOC_HEAD == node->type)
890: p->rmargin = p->offset + width;
891: else
892: p->offset += width;
893: break;
894: case (MDOC_Column):
895: p->rmargin = p->offset + width;
896: break;
897: default:
898: break;
899: }
900:
901: /*
902: * The dash, hyphen, bullet and enum lists all have a special
903: * HEAD character. Print it now.
904: */
905:
906: if (MDOC_HEAD == node->type)
907: switch (type) {
908: case (MDOC_Bullet):
909: term_word(p, "\\[bu]");
910: break;
911: case (MDOC_Dash):
912: /* FALLTHROUGH */
913: case (MDOC_Hyphen):
914: term_word(p, "\\-");
915: break;
916: case (MDOC_Enum):
917: (pair->ppair->ppair->count)++;
918: (void)snprintf(buf, sizeof(buf), "%d.",
919: pair->ppair->ppair->count);
920: term_word(p, buf);
921: break;
922: default:
923: break;
924: }
925:
926: /*
927: * If we're not going to process our children, indicate so here.
928: */
929:
930: switch (type) {
931: case (MDOC_Bullet):
932: /* FALLTHROUGH */
933: case (MDOC_Item):
934: /* FALLTHROUGH */
935: case (MDOC_Dash):
936: /* FALLTHROUGH */
937: case (MDOC_Hyphen):
938: /* FALLTHROUGH */
939: case (MDOC_Enum):
940: if (MDOC_HEAD == node->type)
941: return(0);
942: break;
943: case (MDOC_Column):
944: if (MDOC_BODY == node->type)
945: return(0);
946: break;
947: default:
948: break;
949: }
950:
951: return(1);
952: }
953:
954:
955: /* ARGSUSED */
956: static void
957: termp_it_post(DECL_ARGS)
958: {
959: int type;
960:
961: if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
962: return;
963:
964: type = arg_listtype(node->parent->parent->parent);
965:
966: switch (type) {
967: case (MDOC_Diag):
968: /* FALLTHROUGH */
969: case (MDOC_Item):
970: /* FALLTHROUGH */
971: case (MDOC_Inset):
972: if (MDOC_BODY == node->type)
973: term_flushln(p);
974: break;
975: case (MDOC_Column):
976: if (MDOC_HEAD == node->type)
977: term_flushln(p);
978: break;
979: default:
980: term_flushln(p);
981: break;
982: }
983:
984: p->offset = pair->offset;
985: p->rmargin = pair->rmargin;
986: p->flags = pair->flag;
987: }
988:
989:
990: /* ARGSUSED */
991: static int
992: termp_nm_pre(DECL_ARGS)
993: {
994:
995: if (SEC_SYNOPSIS == node->sec)
996: term_newln(p);
997:
998: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
999: if (NULL == node->child)
1000: term_word(p, meta->name);
1001:
1002: return(1);
1003: }
1004:
1005:
1006: /* ARGSUSED */
1007: static int
1008: termp_fl_pre(DECL_ARGS)
1009: {
1010:
1011: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1012: term_word(p, "\\-");
1013: p->flags |= TERMP_NOSPACE;
1014: return(1);
1015: }
1016:
1017:
1018: /* ARGSUSED */
1019: static int
1020: termp_ar_pre(DECL_ARGS)
1021: {
1022:
1023: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
1024: return(1);
1025: }
1026:
1027:
1028: /* ARGSUSED */
1029: static int
1030: termp_ns_pre(DECL_ARGS)
1031: {
1032:
1033: p->flags |= TERMP_NOSPACE;
1034: return(1);
1035: }
1036:
1037:
1038: /* ARGSUSED */
1039: static int
1040: termp_pp_pre(DECL_ARGS)
1041: {
1042:
1043: term_vspace(p);
1044: return(1);
1045: }
1046:
1047:
1048: /* ARGSUSED */
1049: static int
1050: termp_st_pre(DECL_ARGS)
1051: {
1052: const char *cp;
1053:
1054: if (node->child && (cp = mdoc_a2st(node->child->string)))
1055: term_word(p, cp);
1056: return(0);
1057: }
1058:
1059:
1060: /* ARGSUSED */
1061: static int
1062: termp_rs_pre(DECL_ARGS)
1063: {
1064:
1065: if (MDOC_BLOCK == node->type && node->prev)
1066: term_vspace(p);
1067: return(1);
1068: }
1069:
1070:
1071: /* ARGSUSED */
1072: static int
1073: termp_rv_pre(DECL_ARGS)
1074: {
1075: int i;
1076:
1.11 kristaps 1077: /* FIXME: mandated by parser. */
1078:
1.1 kristaps 1079: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1080: errx(1, "expected -std argument");
1081: if (1 != node->args->argv[i].sz)
1082: errx(1, "expected -std argument");
1083:
1084: term_newln(p);
1085: term_word(p, "The");
1086:
1087: p->flags |= ttypes[TTYPE_FUNC_NAME];
1088: term_word(p, *node->args->argv[i].value);
1089: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1090: p->flags |= TERMP_NOSPACE;
1091:
1092: term_word(p, "() function returns the value 0 if successful;");
1093: term_word(p, "otherwise the value -1 is returned and the");
1094: term_word(p, "global variable");
1095:
1096: p->flags |= ttypes[TTYPE_VAR_DECL];
1097: term_word(p, "errno");
1098: p->flags &= ~ttypes[TTYPE_VAR_DECL];
1099:
1100: term_word(p, "is set to indicate the error.");
1101:
1102: return(1);
1103: }
1104:
1105:
1106: /* ARGSUSED */
1107: static int
1108: termp_ex_pre(DECL_ARGS)
1109: {
1110: int i;
1111:
1.11 kristaps 1112: /* FIXME: mandated by parser? */
1113:
1.1 kristaps 1114: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1115: errx(1, "expected -std argument");
1116: if (1 != node->args->argv[i].sz)
1117: errx(1, "expected -std argument");
1118:
1119: term_word(p, "The");
1120: p->flags |= ttypes[TTYPE_PROG];
1121: term_word(p, *node->args->argv[i].value);
1122: p->flags &= ~ttypes[TTYPE_PROG];
1123: term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
1124:
1125: return(1);
1126: }
1127:
1128:
1129: /* ARGSUSED */
1130: static int
1131: termp_nd_pre(DECL_ARGS)
1132: {
1133:
1134: term_word(p, "\\-");
1135: return(1);
1136: }
1137:
1138:
1139: /* ARGSUSED */
1140: static void
1141: termp_bl_post(DECL_ARGS)
1142: {
1143:
1144: if (MDOC_BLOCK == node->type)
1145: term_newln(p);
1146: }
1147:
1148:
1149: /* ARGSUSED */
1150: static void
1151: termp_op_post(DECL_ARGS)
1152: {
1153:
1154: if (MDOC_BODY != node->type)
1155: return;
1156: p->flags |= TERMP_NOSPACE;
1157: term_word(p, "\\(rB");
1158: }
1159:
1160:
1161: /* ARGSUSED */
1162: static int
1163: termp_xr_pre(DECL_ARGS)
1164: {
1165: const struct mdoc_node *n;
1166:
1.11 kristaps 1167: assert(node->child && MDOC_TEXT == node->child->type);
1168: n = node->child;
1169:
1.1 kristaps 1170: term_word(p, n->string);
1171: if (NULL == (n = n->next))
1172: return(0);
1173: p->flags |= TERMP_NOSPACE;
1174: term_word(p, "(");
1175: p->flags |= TERMP_NOSPACE;
1176: term_word(p, n->string);
1177: p->flags |= TERMP_NOSPACE;
1178: term_word(p, ")");
1179: return(0);
1180: }
1181:
1182:
1183: /* ARGSUSED */
1184: static int
1185: termp_vt_pre(DECL_ARGS)
1186: {
1187:
1188: /* FIXME: this can be "type name". */
1189: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1190: return(1);
1191: }
1192:
1193:
1194: /* ARGSUSED */
1195: static void
1196: termp_vt_post(DECL_ARGS)
1197: {
1198:
1199: if (node->sec == SEC_SYNOPSIS)
1200: term_vspace(p);
1201: }
1202:
1203:
1204: /* ARGSUSED */
1205: static int
1206: termp_fd_pre(DECL_ARGS)
1207: {
1208:
1209: /*
1210: * FIXME: this naming is bad. This value is used, in general,
1211: * for the #include header or other preprocessor statement.
1212: */
1213: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
1214: return(1);
1215: }
1216:
1217:
1218: /* ARGSUSED */
1219: static void
1220: termp_fd_post(DECL_ARGS)
1221: {
1222:
1223: if (node->sec != SEC_SYNOPSIS)
1224: return;
1225: term_newln(p);
1226: if (node->next && MDOC_Fd != node->next->tok)
1227: term_vspace(p);
1228: }
1229:
1230:
1231: /* ARGSUSED */
1232: static int
1233: termp_sh_pre(DECL_ARGS)
1234: {
1235:
1236: switch (node->type) {
1237: case (MDOC_HEAD):
1238: term_vspace(p);
1239: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
1240: break;
1241: case (MDOC_BODY):
1242: p->offset = INDENT;
1243: break;
1244: default:
1245: break;
1246: }
1247: return(1);
1248: }
1249:
1250:
1251: /* ARGSUSED */
1252: static void
1253: termp_sh_post(DECL_ARGS)
1254: {
1255:
1256: switch (node->type) {
1257: case (MDOC_HEAD):
1258: term_newln(p);
1259: break;
1260: case (MDOC_BODY):
1261: term_newln(p);
1262: p->offset = 0;
1263: break;
1264: default:
1265: break;
1266: }
1267: }
1268:
1269:
1270: /* ARGSUSED */
1271: static int
1272: termp_op_pre(DECL_ARGS)
1273: {
1274:
1275: switch (node->type) {
1276: case (MDOC_BODY):
1277: term_word(p, "\\(lB");
1278: p->flags |= TERMP_NOSPACE;
1279: break;
1280: default:
1281: break;
1282: }
1283: return(1);
1284: }
1285:
1286:
1287: /* ARGSUSED */
1288: static int
1289: termp_bt_pre(DECL_ARGS)
1290: {
1291:
1292: term_word(p, "is currently in beta test.");
1293: return(1);
1294: }
1295:
1296:
1297: /* ARGSUSED */
1298: static int
1299: termp_lb_pre(DECL_ARGS)
1300: {
1301: const char *lb;
1302:
1.11 kristaps 1303: assert(node->child && MDOC_TEXT == node->child->type);
1.1 kristaps 1304: if ((lb = mdoc_a2lib(node->child->string))) {
1305: term_word(p, lb);
1306: return(0);
1307: }
1308: term_word(p, "library");
1309: return(1);
1310: }
1311:
1312:
1313: /* ARGSUSED */
1314: static void
1315: termp_lb_post(DECL_ARGS)
1316: {
1317:
1318: term_newln(p);
1319: }
1320:
1321:
1322: /* ARGSUSED */
1323: static int
1324: termp_ud_pre(DECL_ARGS)
1325: {
1326:
1327: term_word(p, "currently under development.");
1328: return(1);
1329: }
1330:
1331:
1332: /* ARGSUSED */
1333: static int
1334: termp_d1_pre(DECL_ARGS)
1335: {
1336:
1.4 kristaps 1337: if (MDOC_BLOCK != node->type)
1.1 kristaps 1338: return(1);
1339: term_newln(p);
1340: p->offset += (pair->offset = INDENT);
1341: return(1);
1342: }
1343:
1344:
1345: /* ARGSUSED */
1346: static void
1347: termp_d1_post(DECL_ARGS)
1348: {
1349:
1.4 kristaps 1350: if (MDOC_BLOCK != node->type)
1.1 kristaps 1351: return;
1352: term_newln(p);
1353: p->offset -= pair->offset;
1354: }
1355:
1356:
1357: /* ARGSUSED */
1358: static int
1359: termp_aq_pre(DECL_ARGS)
1360: {
1361:
1362: if (MDOC_BODY != node->type)
1363: return(1);
1364: term_word(p, "\\(la");
1365: p->flags |= TERMP_NOSPACE;
1366: return(1);
1367: }
1368:
1369:
1370: /* ARGSUSED */
1371: static void
1372: termp_aq_post(DECL_ARGS)
1373: {
1374:
1375: if (MDOC_BODY != node->type)
1376: return;
1377: p->flags |= TERMP_NOSPACE;
1378: term_word(p, "\\(ra");
1379: }
1380:
1381:
1382: /* ARGSUSED */
1383: static int
1384: termp_ft_pre(DECL_ARGS)
1385: {
1386:
1387: if (SEC_SYNOPSIS == node->sec)
1388: if (node->prev && MDOC_Fo == node->prev->tok)
1389: term_vspace(p);
1390: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
1391: return(1);
1392: }
1393:
1394:
1395: /* ARGSUSED */
1396: static void
1397: termp_ft_post(DECL_ARGS)
1398: {
1399:
1400: if (SEC_SYNOPSIS == node->sec)
1401: term_newln(p);
1402: }
1403:
1404:
1405: /* ARGSUSED */
1406: static int
1407: termp_fn_pre(DECL_ARGS)
1408: {
1409: const struct mdoc_node *n;
1410:
1.11 kristaps 1411: assert(node->child && MDOC_TEXT == node->child->type);
1.1 kristaps 1412:
1413: /* FIXME: can be "type funcname" "type varname"... */
1414:
1415: p->flags |= ttypes[TTYPE_FUNC_NAME];
1416: term_word(p, node->child->string);
1417: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1418:
1419: p->flags |= TERMP_NOSPACE;
1420: term_word(p, "(");
1421:
1422: for (n = node->child->next; n; n = n->next) {
1423: p->flags |= ttypes[TTYPE_FUNC_ARG];
1424: term_word(p, n->string);
1425: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1426: if (n->next)
1427: term_word(p, ",");
1428: }
1429:
1430: term_word(p, ")");
1431:
1432: if (SEC_SYNOPSIS == node->sec)
1433: term_word(p, ";");
1434:
1435: return(0);
1436: }
1437:
1438:
1439: /* ARGSUSED */
1440: static void
1441: termp_fn_post(DECL_ARGS)
1442: {
1443:
1444: if (node->sec == SEC_SYNOPSIS && node->next)
1445: term_vspace(p);
1446:
1447: }
1448:
1449:
1450: /* ARGSUSED */
1451: static int
1452: termp_sx_pre(DECL_ARGS)
1453: {
1454:
1455: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
1456: return(1);
1457: }
1458:
1459:
1460: /* ARGSUSED */
1461: static int
1462: termp_fa_pre(DECL_ARGS)
1463: {
1464: struct mdoc_node *n;
1465:
1466: if (node->parent->tok != MDOC_Fo) {
1467: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
1468: return(1);
1469: }
1470:
1471: for (n = node->child; n; n = n->next) {
1472: p->flags |= ttypes[TTYPE_FUNC_ARG];
1473: term_word(p, n->string);
1474: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1475: if (n->next)
1476: term_word(p, ",");
1477: }
1478:
1479: if (node->child && node->next && node->next->tok == MDOC_Fa)
1480: term_word(p, ",");
1481:
1482: return(0);
1483: }
1484:
1485:
1486: /* ARGSUSED */
1487: static int
1488: termp_va_pre(DECL_ARGS)
1489: {
1490:
1491: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1492: return(1);
1493: }
1494:
1495:
1496: /* ARGSUSED */
1497: static int
1498: termp_bd_pre(DECL_ARGS)
1499: {
1500: int i, type, ln;
1501:
1502: /*
1503: * This is fairly tricky due primarily to crappy documentation.
1504: * If -ragged or -filled are specified, the block does nothing
1505: * but change the indentation.
1506: *
1507: * If, on the other hand, -unfilled or -literal are specified,
1508: * then the game changes. Text is printed exactly as entered in
1509: * the display: if a macro line, a newline is appended to the
1510: * line. Blank lines are allowed.
1511: */
1512:
1513: if (MDOC_BLOCK == node->type)
1514: return(fmt_block_vspace(p, node, node));
1515: else if (MDOC_BODY != node->type)
1516: return(1);
1517:
1.11 kristaps 1518: /* FIXME: display type should be mandated by parser. */
1519:
1.1 kristaps 1520: if (NULL == node->parent->args)
1521: errx(1, "missing display type");
1522:
1523: pair->offset = p->offset;
1524:
1525: for (type = -1, i = 0;
1526: i < (int)node->parent->args->argc; i++) {
1527: switch (node->parent->args->argv[i].arg) {
1528: case (MDOC_Ragged):
1529: /* FALLTHROUGH */
1530: case (MDOC_Filled):
1531: /* FALLTHROUGH */
1532: case (MDOC_Unfilled):
1533: /* FALLTHROUGH */
1534: case (MDOC_Literal):
1535: type = node->parent->args->argv[i].arg;
1536: i = (int)node->parent->args->argc;
1537: break;
1538: default:
1539: break;
1540: }
1541: }
1542:
1543: if (NULL == node->parent->args)
1544: errx(1, "missing display type");
1545:
1546: i = arg_getattr(MDOC_Offset, node->parent);
1547: if (-1 != i) {
1548: if (1 != node->parent->args->argv[i].sz)
1549: errx(1, "expected single value");
1550: p->offset += arg_offset(&node->parent->args->argv[i]);
1551: }
1552:
1553: switch (type) {
1554: case (MDOC_Literal):
1555: /* FALLTHROUGH */
1556: case (MDOC_Unfilled):
1557: break;
1558: default:
1559: return(1);
1560: }
1561:
1562: /*
1563: * Tricky. Iterate through all children. If we're on a
1564: * different parse line, append a newline and then the contents.
1565: * Ew.
1566: */
1567:
1568: p->flags |= TERMP_LITERAL;
1569: ln = node->child ? node->child->line : 0;
1570:
1571: for (node = node->child; node; node = node->next) {
1572: if (ln < node->line) {
1573: term_flushln(p);
1574: p->flags |= TERMP_NOSPACE;
1575: }
1576: ln = node->line;
1577: print_node(p, pair, meta, node);
1578: }
1579:
1580: return(0);
1581: }
1582:
1583:
1584: /* ARGSUSED */
1585: static void
1586: termp_bd_post(DECL_ARGS)
1587: {
1588:
1589: if (MDOC_BODY != node->type)
1590: return;
1591:
1592: term_flushln(p);
1593: p->flags &= ~TERMP_LITERAL;
1594: p->offset = pair->offset;
1595: p->flags |= TERMP_NOSPACE;
1596: }
1597:
1598:
1599: /* ARGSUSED */
1600: static int
1601: termp_qq_pre(DECL_ARGS)
1602: {
1603:
1604: if (MDOC_BODY != node->type)
1605: return(1);
1606: term_word(p, "\"");
1607: p->flags |= TERMP_NOSPACE;
1608: return(1);
1609: }
1610:
1611:
1612: /* ARGSUSED */
1613: static void
1614: termp_qq_post(DECL_ARGS)
1615: {
1616:
1617: if (MDOC_BODY != node->type)
1618: return;
1619: p->flags |= TERMP_NOSPACE;
1620: term_word(p, "\"");
1621: }
1622:
1623:
1624: /* ARGSUSED */
1625: static int
1626: termp_bsx_pre(DECL_ARGS)
1627: {
1628:
1629: term_word(p, "BSDI BSD/OS");
1630: return(1);
1631: }
1632:
1633:
1634: /* ARGSUSED */
1635: static void
1636: termp_bx_post(DECL_ARGS)
1637: {
1638:
1639: if (node->child)
1640: p->flags |= TERMP_NOSPACE;
1641: term_word(p, "BSD");
1642: }
1643:
1644:
1645: /* ARGSUSED */
1646: static int
1647: termp_ox_pre(DECL_ARGS)
1648: {
1649:
1650: term_word(p, "OpenBSD");
1651: return(1);
1652: }
1653:
1654:
1655: /* ARGSUSED */
1656: static int
1657: termp_dx_pre(DECL_ARGS)
1658: {
1659:
1660: term_word(p, "DragonFly");
1661: return(1);
1662: }
1663:
1664:
1665: /* ARGSUSED */
1666: static int
1667: termp_ux_pre(DECL_ARGS)
1668: {
1669:
1670: term_word(p, "UNIX");
1671: return(1);
1672: }
1673:
1674:
1675: /* ARGSUSED */
1676: static int
1677: termp_fx_pre(DECL_ARGS)
1678: {
1679:
1680: term_word(p, "FreeBSD");
1681: return(1);
1682: }
1683:
1684:
1685: /* ARGSUSED */
1686: static int
1687: termp_nx_pre(DECL_ARGS)
1688: {
1689:
1690: term_word(p, "NetBSD");
1691: return(1);
1692: }
1693:
1694:
1695: /* ARGSUSED */
1696: static int
1697: termp_sq_pre(DECL_ARGS)
1698: {
1699:
1700: if (MDOC_BODY != node->type)
1701: return(1);
1702: term_word(p, "\\(oq");
1703: p->flags |= TERMP_NOSPACE;
1704: return(1);
1705: }
1706:
1707:
1708: /* ARGSUSED */
1709: static void
1710: termp_sq_post(DECL_ARGS)
1711: {
1712:
1713: if (MDOC_BODY != node->type)
1714: return;
1715: p->flags |= TERMP_NOSPACE;
1716: term_word(p, "\\(aq");
1717: }
1718:
1719:
1720: /* ARGSUSED */
1721: static int
1722: termp_pf_pre(DECL_ARGS)
1723: {
1724:
1725: p->flags |= TERMP_IGNDELIM;
1726: return(1);
1727: }
1728:
1729:
1730: /* ARGSUSED */
1731: static void
1732: termp_pf_post(DECL_ARGS)
1733: {
1734:
1735: p->flags &= ~TERMP_IGNDELIM;
1736: p->flags |= TERMP_NOSPACE;
1737: }
1738:
1739:
1740: /* ARGSUSED */
1741: static int
1742: termp_ss_pre(DECL_ARGS)
1743: {
1744:
1745: switch (node->type) {
1746: case (MDOC_BLOCK):
1747: term_newln(p);
1748: if (node->prev)
1749: term_vspace(p);
1750: break;
1751: case (MDOC_HEAD):
1752: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
1.5 kristaps 1753: p->offset = HALFINDENT;
1.1 kristaps 1754: break;
1755: default:
1756: break;
1757: }
1758:
1759: return(1);
1760: }
1761:
1762:
1763: /* ARGSUSED */
1764: static void
1765: termp_ss_post(DECL_ARGS)
1766: {
1767:
1768: switch (node->type) {
1769: case (MDOC_HEAD):
1770: term_newln(p);
1771: p->offset = INDENT;
1772: break;
1773: default:
1774: break;
1775: }
1776: }
1777:
1778:
1779: /* ARGSUSED */
1780: static int
1781: termp_pa_pre(DECL_ARGS)
1782: {
1783:
1784: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
1785: return(1);
1786: }
1787:
1788:
1789: /* ARGSUSED */
1790: static int
1791: termp_em_pre(DECL_ARGS)
1792: {
1793:
1794: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1795: return(1);
1796: }
1797:
1798:
1799: /* ARGSUSED */
1800: static int
1801: termp_cd_pre(DECL_ARGS)
1802: {
1803:
1804: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
1805: term_newln(p);
1806: return(1);
1807: }
1808:
1809:
1810: /* ARGSUSED */
1811: static int
1812: termp_cm_pre(DECL_ARGS)
1813: {
1814:
1815: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1816: return(1);
1817: }
1818:
1819:
1820: /* ARGSUSED */
1821: static int
1822: termp_ic_pre(DECL_ARGS)
1823: {
1824:
1825: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
1826: return(1);
1827: }
1828:
1829:
1830: /* ARGSUSED */
1831: static int
1832: termp_in_pre(DECL_ARGS)
1833: {
1834:
1835: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
1836: term_word(p, "#include");
1837: term_word(p, "<");
1838: p->flags |= TERMP_NOSPACE;
1839: return(1);
1840: }
1841:
1842:
1843: /* ARGSUSED */
1844: static void
1845: termp_in_post(DECL_ARGS)
1846: {
1847:
1848: p->flags |= TERMP_NOSPACE;
1849: term_word(p, ">");
1850:
1851: term_newln(p);
1852: if (SEC_SYNOPSIS != node->sec)
1853: return;
1854: if (node->next && MDOC_In != node->next->tok)
1855: term_vspace(p);
1856: }
1857:
1858:
1859: /* ARGSUSED */
1860: static int
1861: termp_at_pre(DECL_ARGS)
1862: {
1863: const char *att;
1864:
1865: att = NULL;
1866:
1867: if (node->child)
1868: att = mdoc_a2att(node->child->string);
1869: if (NULL == att)
1870: att = "AT&T UNIX";
1871:
1872: term_word(p, att);
1873: return(0);
1874: }
1875:
1876:
1877: /* ARGSUSED */
1878: static int
1879: termp_brq_pre(DECL_ARGS)
1880: {
1881:
1882: if (MDOC_BODY != node->type)
1883: return(1);
1884: term_word(p, "\\(lC");
1885: p->flags |= TERMP_NOSPACE;
1886: return(1);
1887: }
1888:
1889:
1890: /* ARGSUSED */
1891: static void
1892: termp_brq_post(DECL_ARGS)
1893: {
1894:
1895: if (MDOC_BODY != node->type)
1896: return;
1897: p->flags |= TERMP_NOSPACE;
1898: term_word(p, "\\(rC");
1899: }
1900:
1901:
1902: /* ARGSUSED */
1903: static int
1904: termp_bq_pre(DECL_ARGS)
1905: {
1906:
1907: if (MDOC_BODY != node->type)
1908: return(1);
1909: term_word(p, "\\(lB");
1910: p->flags |= TERMP_NOSPACE;
1911: return(1);
1912: }
1913:
1914:
1915: /* ARGSUSED */
1916: static void
1917: termp_bq_post(DECL_ARGS)
1918: {
1919:
1920: if (MDOC_BODY != node->type)
1921: return;
1922: p->flags |= TERMP_NOSPACE;
1923: term_word(p, "\\(rB");
1924: }
1925:
1926:
1927: /* ARGSUSED */
1928: static int
1929: termp_pq_pre(DECL_ARGS)
1930: {
1931:
1932: if (MDOC_BODY != node->type)
1933: return(1);
1934: term_word(p, "\\&(");
1935: p->flags |= TERMP_NOSPACE;
1936: return(1);
1937: }
1938:
1939:
1940: /* ARGSUSED */
1941: static void
1942: termp_pq_post(DECL_ARGS)
1943: {
1944:
1945: if (MDOC_BODY != node->type)
1946: return;
1947: term_word(p, ")");
1948: }
1949:
1950:
1951: /* ARGSUSED */
1952: static int
1953: termp_fo_pre(DECL_ARGS)
1954: {
1955: const struct mdoc_node *n;
1956:
1957: if (MDOC_BODY == node->type) {
1958: term_word(p, "(");
1959: p->flags |= TERMP_NOSPACE;
1960: return(1);
1961: } else if (MDOC_HEAD != node->type)
1962: return(1);
1963:
1964: /* XXX - groff shows only first parameter */
1965:
1966: p->flags |= ttypes[TTYPE_FUNC_NAME];
1967: for (n = node->child; n; n = n->next) {
1.11 kristaps 1968: assert(MDOC_TEXT == n->type);
1.1 kristaps 1969: term_word(p, n->string);
1970: }
1971: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1972:
1973: return(0);
1974: }
1975:
1976:
1977: /* ARGSUSED */
1978: static void
1979: termp_fo_post(DECL_ARGS)
1980: {
1981:
1982: if (MDOC_BODY != node->type)
1983: return;
1984: p->flags |= TERMP_NOSPACE;
1985: term_word(p, ")");
1986: p->flags |= TERMP_NOSPACE;
1987: term_word(p, ";");
1988: term_newln(p);
1989: }
1990:
1991:
1992: /* ARGSUSED */
1993: static int
1994: termp_bf_pre(DECL_ARGS)
1995: {
1996: const struct mdoc_node *n;
1997:
1998: if (MDOC_HEAD == node->type) {
1999: return(0);
2000: } else if (MDOC_BLOCK != node->type)
2001: return(1);
2002:
2003: if (NULL == (n = node->head->child)) {
2004: if (arg_hasattr(MDOC_Emphasis, node))
2005: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2006: else if (arg_hasattr(MDOC_Symbolic, node))
2007: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2008:
2009: return(1);
2010: }
2011:
1.11 kristaps 2012: assert(MDOC_TEXT == n->type);
1.1 kristaps 2013: if (0 == strcmp("Em", n->string))
2014: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2015: else if (0 == strcmp("Sy", n->string))
2016: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2017:
2018: return(1);
2019: }
2020:
2021:
2022: /* ARGSUSED */
2023: static int
2024: termp_sy_pre(DECL_ARGS)
2025: {
2026:
2027: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2028: return(1);
2029: }
2030:
2031:
2032: /* ARGSUSED */
2033: static int
2034: termp_ms_pre(DECL_ARGS)
2035: {
2036:
2037: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
2038: return(1);
2039: }
2040:
2041:
2042:
2043: /* ARGSUSED */
2044: static int
2045: termp_sm_pre(DECL_ARGS)
2046: {
2047:
1.11 kristaps 2048: assert(node->child && MDOC_TEXT == node->child->type);
1.1 kristaps 2049: if (0 == strcmp("on", node->child->string)) {
2050: p->flags &= ~TERMP_NONOSPACE;
2051: p->flags &= ~TERMP_NOSPACE;
2052: } else
2053: p->flags |= TERMP_NONOSPACE;
2054:
2055: return(0);
2056: }
2057:
2058:
2059: /* ARGSUSED */
2060: static int
2061: termp_ap_pre(DECL_ARGS)
2062: {
2063:
2064: p->flags |= TERMP_NOSPACE;
2065: term_word(p, "\\(aq");
2066: p->flags |= TERMP_NOSPACE;
2067: return(1);
2068: }
2069:
2070:
2071: /* ARGSUSED */
2072: static int
2073: termp__j_pre(DECL_ARGS)
2074: {
2075:
2076: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
2077: return(1);
2078: }
2079:
2080:
2081: /* ARGSUSED */
2082: static int
2083: termp__t_pre(DECL_ARGS)
2084: {
2085:
2086: term_word(p, "\"");
2087: p->flags |= TERMP_NOSPACE;
2088: return(1);
2089: }
2090:
2091:
2092: /* ARGSUSED */
2093: static void
2094: termp__t_post(DECL_ARGS)
2095: {
2096:
2097: p->flags |= TERMP_NOSPACE;
2098: term_word(p, "\"");
2099: termp____post(p, pair, meta, node);
2100: }
2101:
2102:
2103: /* ARGSUSED */
2104: static void
2105: termp____post(DECL_ARGS)
2106: {
2107:
2108: p->flags |= TERMP_NOSPACE;
2109: term_word(p, node->next ? "," : ".");
2110: }
2111:
2112:
2113: /* ARGSUSED */
2114: static int
2115: termp_lk_pre(DECL_ARGS)
2116: {
2117: const struct mdoc_node *n;
2118:
1.11 kristaps 2119: assert(node->child);
2120: n = node->child;
1.1 kristaps 2121:
1.12 ! kristaps 2122: if (NULL == n->next) {
! 2123: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
! 2124: return(1);
! 2125: }
! 2126:
1.1 kristaps 2127: p->flags |= ttypes[TTYPE_LINK_ANCHOR];
2128: term_word(p, n->string);
2129: p->flags |= TERMP_NOSPACE;
2130: term_word(p, ":");
1.12 ! kristaps 2131: p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1 kristaps 2132:
2133: p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12 ! kristaps 2134: for (n = n->next; n; n = n->next)
1.1 kristaps 2135: term_word(p, n->string);
1.12 ! kristaps 2136:
1.1 kristaps 2137: p->flags &= ~ttypes[TTYPE_LINK_TEXT];
2138: return(0);
2139: }
2140:
2141:
2142: /* ARGSUSED */
2143: static int
2144: termp_mt_pre(DECL_ARGS)
2145: {
2146:
2147: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
2148: return(1);
2149: }
2150:
2151:
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