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1.8 ! schwarze 1: /* $Id: mdoc_term.c,v 1.7 2009/06/18 20:16:05 schwarze Exp $ */
1.1 kristaps 2: /*
1.2 schwarze 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
1.2 schwarze 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.2 schwarze 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 16: */
17: #include <sys/types.h>
18:
19: #include <assert.h>
20: #include <ctype.h>
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)
1.2 schwarze 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:
307: static int arg_hasattr(int, const struct mdoc_node *);
308: static int arg_getattrs(const int *, int *, size_t,
309: const struct mdoc_node *);
310: static int arg_getattr(int, const struct mdoc_node *);
311: static size_t arg_offset(const struct mdoc_argv *);
312: static size_t arg_width(const struct mdoc_argv *, int);
313: static int arg_listtype(const struct mdoc_node *);
314: static int fmt_block_vspace(struct termp *,
315: const struct mdoc_node *,
316: const struct mdoc_node *);
317: static void print_node(DECL_ARGS);
318: static void print_head(struct termp *,
319: const struct mdoc_meta *);
320: static void print_body(DECL_ARGS);
321: static void print_foot(struct termp *,
322: const struct mdoc_meta *);
323:
324:
325: int
326: mdoc_run(struct termp *p, const struct mdoc *m)
327: {
1.4 schwarze 328: /*
329: * Main output function. When this is called, assume that the
330: * tree is properly formed.
331: */
1.1 kristaps 332:
333: print_head(p, mdoc_meta(m));
334: print_body(p, NULL, mdoc_meta(m), mdoc_node(m));
335: print_foot(p, mdoc_meta(m));
336: return(1);
337: }
338:
339:
340: static void
341: print_body(DECL_ARGS)
342: {
343:
344: print_node(p, pair, meta, node);
345: if ( ! node->next)
346: return;
347: print_body(p, pair, meta, node->next);
348: }
349:
350:
351: static void
352: print_node(DECL_ARGS)
353: {
354: int dochild;
355: struct termpair npair;
356:
357: /* Pre-processing. */
358:
359: dochild = 1;
360: npair.ppair = pair;
361: npair.type = 0;
362: npair.offset = npair.rmargin = 0;
363: npair.flag = 0;
364: npair.count = 0;
365:
366: if (MDOC_TEXT != node->type) {
367: if (termacts[node->tok].pre)
368: if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
369: dochild = 0;
370: } else /* MDOC_TEXT == node->type */
371: term_word(p, node->string);
372:
373: /* Children. */
374:
375: if (TERMPAIR_FLAG & npair.type)
376: p->flags |= npair.flag;
377:
378: if (dochild && node->child)
379: print_body(p, &npair, meta, node->child);
380:
381: if (TERMPAIR_FLAG & npair.type)
382: p->flags &= ~npair.flag;
383:
384: /* Post-processing. */
385:
386: if (MDOC_TEXT != node->type)
387: if (termacts[node->tok].post)
388: (*termacts[node->tok].post)(p, &npair, meta, node);
389: }
390:
391:
392: static void
393: print_foot(struct termp *p, const struct mdoc_meta *meta)
394: {
395: struct tm *tm;
396: char *buf, *os;
397:
1.7 schwarze 398: /*
399: * Output the footer in new-groff style, that is, three columns
400: * with the middle being the manual date and flanking columns
401: * being the operating system:
402: *
403: * SYSTEM DATE SYSTEM
404: */
405:
1.1 kristaps 406: if (NULL == (buf = malloc(p->rmargin)))
407: err(1, "malloc");
408: if (NULL == (os = malloc(p->rmargin)))
409: err(1, "malloc");
410:
411: tm = localtime(&meta->date);
412:
1.5 schwarze 413: if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
1.1 kristaps 414: err(1, "strftime");
415:
416: (void)strlcpy(os, meta->os, p->rmargin);
417:
418: term_vspace(p);
419:
1.7 schwarze 420: p->offset = 0;
421: p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1 kristaps 422: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
423:
424: term_word(p, os);
425: term_flushln(p);
426:
1.7 schwarze 427: p->offset = p->rmargin;
428: p->rmargin = p->maxrmargin - strlen(os);
1.1 kristaps 429: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.7 schwarze 430:
431: term_word(p, buf);
432: term_flushln(p);
433:
1.1 kristaps 434: p->offset = p->rmargin;
435: p->rmargin = p->maxrmargin;
436: p->flags &= ~TERMP_NOBREAK;
1.7 schwarze 437: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 438:
1.7 schwarze 439: term_word(p, os);
1.1 kristaps 440: term_flushln(p);
1.7 schwarze 441:
442: p->offset = 0;
443: p->rmargin = p->maxrmargin;
444: p->flags = 0;
1.1 kristaps 445:
446: free(buf);
447: free(os);
448: }
449:
450:
451: static void
452: print_head(struct termp *p, const struct mdoc_meta *meta)
453: {
454: char *buf, *title;
455:
456: p->rmargin = p->maxrmargin;
457: p->offset = 0;
458:
459: if (NULL == (buf = malloc(p->rmargin)))
460: err(1, "malloc");
461: if (NULL == (title = malloc(p->rmargin)))
462: err(1, "malloc");
463:
464: /*
465: * The header is strange. It has three components, which are
466: * really two with the first duplicated. It goes like this:
467: *
468: * IDENTIFIER TITLE IDENTIFIER
469: *
470: * The IDENTIFIER is NAME(SECTION), which is the command-name
471: * (if given, or "unknown" if not) followed by the manual page
472: * section. These are given in `Dt'. The TITLE is a free-form
473: * string depending on the manual volume. If not specified, it
474: * switches on the manual section.
475: */
476:
477: assert(meta->vol);
478: (void)strlcpy(buf, meta->vol, p->rmargin);
479:
480: if (meta->arch) {
481: (void)strlcat(buf, " (", p->rmargin);
482: (void)strlcat(buf, meta->arch, p->rmargin);
483: (void)strlcat(buf, ")", p->rmargin);
484: }
485:
486: (void)snprintf(title, p->rmargin, "%s(%d)",
487: meta->title, meta->msec);
488:
489: p->offset = 0;
1.8 ! schwarze 490: p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1 kristaps 491: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
492:
493: term_word(p, title);
494: term_flushln(p);
495:
496: p->offset = p->rmargin;
497: p->rmargin = p->maxrmargin - strlen(title);
1.8 ! schwarze 498: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1 kristaps 499:
500: term_word(p, buf);
501: term_flushln(p);
502:
503: p->offset = p->rmargin;
504: p->rmargin = p->maxrmargin;
505: p->flags &= ~TERMP_NOBREAK;
506: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
507:
508: term_word(p, title);
509: term_flushln(p);
510:
1.8 ! schwarze 511: p->offset = 0;
1.1 kristaps 512: p->rmargin = p->maxrmargin;
513: p->flags &= ~TERMP_NOSPACE;
514:
515: free(title);
516: free(buf);
517: }
518:
519:
520: static size_t
521: arg_width(const struct mdoc_argv *arg, int pos)
522: {
523: size_t v;
524: int i, len;
525:
526: assert(pos < (int)arg->sz && pos >= 0);
527: assert(arg->value[pos]);
528: if (0 == strcmp(arg->value[pos], "indent"))
529: return(INDENT);
530: if (0 == strcmp(arg->value[pos], "indent-two"))
531: return(INDENT * 2);
532:
533: if (0 == (len = (int)strlen(arg->value[pos])))
534: return(0);
535:
536: for (i = 0; i < len - 1; i++)
537: if ( ! isdigit((u_char)arg->value[pos][i]))
538: break;
539:
540: if (i == len - 1) {
541: if ('n' == arg->value[pos][len - 1]) {
542: v = (size_t)atoi(arg->value[pos]);
543: return(v);
544: }
545:
546: }
547: return(strlen(arg->value[pos]) + 1);
548: }
549:
550:
551: static int
552: arg_listtype(const struct mdoc_node *n)
553: {
554: int i, len;
555:
556: assert(MDOC_BLOCK == n->type);
557:
558: len = (int)(n->args ? n->args->argc : 0);
559:
560: for (i = 0; i < len; i++)
561: switch (n->args->argv[i].arg) {
562: case (MDOC_Bullet):
563: /* FALLTHROUGH */
564: case (MDOC_Dash):
565: /* FALLTHROUGH */
566: case (MDOC_Enum):
567: /* FALLTHROUGH */
568: case (MDOC_Hyphen):
569: /* FALLTHROUGH */
570: case (MDOC_Tag):
571: /* FALLTHROUGH */
572: case (MDOC_Inset):
573: /* FALLTHROUGH */
574: case (MDOC_Diag):
575: /* FALLTHROUGH */
576: case (MDOC_Item):
577: /* FALLTHROUGH */
578: case (MDOC_Column):
579: /* FALLTHROUGH */
580: case (MDOC_Ohang):
581: return(n->args->argv[i].arg);
582: default:
583: break;
584: }
585:
586: errx(1, "list type not supported");
587: /* NOTREACHED */
588: }
589:
590:
591: static size_t
592: arg_offset(const struct mdoc_argv *arg)
593: {
594:
595: assert(*arg->value);
596: if (0 == strcmp(*arg->value, "indent"))
597: return(INDENT);
598: if (0 == strcmp(*arg->value, "indent-two"))
599: return(INDENT * 2);
600: return(strlen(*arg->value));
601: }
602:
603:
604: static int
605: arg_hasattr(int arg, const struct mdoc_node *n)
606: {
607:
608: return(-1 != arg_getattr(arg, n));
609: }
610:
611:
612: static int
613: arg_getattr(int v, const struct mdoc_node *n)
614: {
615: int val;
616:
617: return(arg_getattrs(&v, &val, 1, n) ? val : -1);
618: }
619:
620:
621: static int
622: arg_getattrs(const int *keys, int *vals,
623: size_t sz, const struct mdoc_node *n)
624: {
625: int i, j, k;
626:
627: if (NULL == n->args)
628: return(0);
629:
630: for (k = i = 0; i < (int)n->args->argc; i++)
631: for (j = 0; j < (int)sz; j++)
632: if (n->args->argv[i].arg == keys[j]) {
633: vals[j] = i;
634: k++;
635: }
636: return(k);
637: }
638:
639:
640: /* ARGSUSED */
641: static int
642: fmt_block_vspace(struct termp *p,
643: const struct mdoc_node *bl,
644: const struct mdoc_node *node)
645: {
646: const struct mdoc_node *n;
647:
648: term_newln(p);
649:
650: if (arg_hasattr(MDOC_Compact, bl))
651: return(1);
652:
653: for (n = node; n; n = n->parent) {
654: if (MDOC_BLOCK != n->type)
655: continue;
656: if (MDOC_Ss == n->tok)
657: break;
658: if (MDOC_Sh == n->tok)
659: break;
660: if (NULL == n->prev)
661: continue;
662: term_vspace(p);
663: break;
664: }
665:
666: return(1);
667: }
668:
669:
670: /* ARGSUSED */
671: static int
672: termp_dq_pre(DECL_ARGS)
673: {
674:
675: if (MDOC_BODY != node->type)
676: return(1);
677:
678: term_word(p, "\\(lq");
679: p->flags |= TERMP_NOSPACE;
680: return(1);
681: }
682:
683:
684: /* ARGSUSED */
685: static void
686: termp_dq_post(DECL_ARGS)
687: {
688:
689: if (MDOC_BODY != node->type)
690: return;
691:
692: p->flags |= TERMP_NOSPACE;
693: term_word(p, "\\(rq");
694: }
695:
696:
697: /* ARGSUSED */
698: static int
699: termp_it_pre(DECL_ARGS)
700: {
701: const struct mdoc_node *bl, *n;
702: char buf[7];
703: int i, type, keys[3], vals[3];
704: size_t width, offset;
705:
706: if (MDOC_BLOCK == node->type)
707: return(fmt_block_vspace(p, node->parent->parent, node));
708:
709: bl = node->parent->parent->parent;
710:
711: /* Save parent attributes. */
712:
713: pair->offset = p->offset;
714: pair->rmargin = p->rmargin;
715: pair->flag = p->flags;
716:
717: /* Get list width and offset. */
718:
719: keys[0] = MDOC_Width;
720: keys[1] = MDOC_Offset;
721: keys[2] = MDOC_Column;
722:
723: vals[0] = vals[1] = vals[2] = -1;
724:
725: width = offset = 0;
726:
727: (void)arg_getattrs(keys, vals, 3, bl);
728:
729: type = arg_listtype(bl);
730:
731: /* Calculate real width and offset. */
732:
733: switch (type) {
734: case (MDOC_Column):
735: if (MDOC_BODY == node->type)
736: break;
737: for (i = 0, n = node->prev; n; n = n->prev, i++)
738: offset += arg_width
739: (&bl->args->argv[vals[2]], i);
740: assert(i < (int)bl->args->argv[vals[2]].sz);
741: width = arg_width(&bl->args->argv[vals[2]], i);
742: if (vals[1] >= 0)
743: offset += arg_offset(&bl->args->argv[vals[1]]);
744: break;
745: default:
746: if (vals[0] >= 0)
747: width = arg_width(&bl->args->argv[vals[0]], 0);
748: if (vals[1] >= 0)
749: offset = arg_offset(&bl->args->argv[vals[1]]);
750: break;
751: }
752:
753: /*
754: * List-type can override the width in the case of fixed-head
755: * values (bullet, dash/hyphen, enum). Tags need a non-zero
756: * offset.
757: */
758:
759: switch (type) {
760: case (MDOC_Bullet):
761: /* FALLTHROUGH */
762: case (MDOC_Dash):
763: /* FALLTHROUGH */
764: case (MDOC_Enum):
765: /* FALLTHROUGH */
766: case (MDOC_Hyphen):
767: if (width < 4)
768: width = 4;
769: break;
770: case (MDOC_Tag):
771: if (0 == width)
772: width = 10;
773: break;
774: default:
775: break;
776: }
777:
778: /*
779: * Whitespace control. Inset bodies need an initial space.
780: */
781:
782: switch (type) {
783: case (MDOC_Diag):
784: /* FALLTHROUGH */
785: case (MDOC_Inset):
786: if (MDOC_BODY == node->type)
787: p->flags &= ~TERMP_NOSPACE;
788: else
789: p->flags |= TERMP_NOSPACE;
790: break;
791: default:
792: p->flags |= TERMP_NOSPACE;
793: break;
794: }
795:
796: /*
797: * Style flags. Diagnostic heads need TTYPE_DIAG.
798: */
799:
800: switch (type) {
801: case (MDOC_Diag):
802: if (MDOC_HEAD == node->type)
803: p->flags |= ttypes[TTYPE_DIAG];
804: break;
805: default:
806: break;
807: }
808:
809: /*
810: * Pad and break control. This is the tricker part. Lists with
811: * set right-margins for the head get TERMP_NOBREAK because, if
812: * they overrun the margin, they wrap to the new margin.
813: * Correspondingly, the body for these types don't left-pad, as
814: * the head will pad out to to the right.
815: */
816:
817: switch (type) {
818: case (MDOC_Bullet):
819: /* FALLTHROUGH */
820: case (MDOC_Dash):
821: /* FALLTHROUGH */
822: case (MDOC_Enum):
823: /* FALLTHROUGH */
824: case (MDOC_Hyphen):
825: /* FALLTHROUGH */
826: case (MDOC_Tag):
827: if (MDOC_HEAD == node->type)
828: p->flags |= TERMP_NOBREAK;
829: else
830: p->flags |= TERMP_NOLPAD;
831: if (MDOC_HEAD == node->type && MDOC_Tag == type)
832: if (NULL == node->next ||
833: NULL == node->next->child)
834: p->flags |= TERMP_NONOBREAK;
835: break;
836: case (MDOC_Column):
837: if (MDOC_HEAD == node->type) {
838: assert(node->next);
839: if (MDOC_BODY == node->next->type)
840: p->flags &= ~TERMP_NOBREAK;
841: else
842: p->flags |= TERMP_NOBREAK;
843: if (node->prev)
844: p->flags |= TERMP_NOLPAD;
845: }
846: break;
847: case (MDOC_Diag):
848: if (MDOC_HEAD == node->type)
849: p->flags |= TERMP_NOBREAK;
850: break;
851: default:
852: break;
853: }
854:
855: /*
856: * Margin control. Set-head-width lists have their right
857: * margins shortened. The body for these lists has the offset
858: * necessarily lengthened. Everybody gets the offset.
859: */
860:
861: p->offset += offset;
862:
863: switch (type) {
864: case (MDOC_Bullet):
865: /* FALLTHROUGH */
866: case (MDOC_Dash):
867: /* FALLTHROUGH */
868: case (MDOC_Enum):
869: /* FALLTHROUGH */
870: case (MDOC_Hyphen):
871: /* FALLTHROUGH */
872: case (MDOC_Tag):
873: if (MDOC_HEAD == node->type)
874: p->rmargin = p->offset + width;
875: else
876: p->offset += width;
877: break;
878: case (MDOC_Column):
879: p->rmargin = p->offset + width;
880: break;
881: default:
882: break;
883: }
884:
885: /*
886: * The dash, hyphen, bullet and enum lists all have a special
887: * HEAD character. Print it now.
888: */
889:
890: if (MDOC_HEAD == node->type)
891: switch (type) {
892: case (MDOC_Bullet):
893: term_word(p, "\\[bu]");
894: break;
895: case (MDOC_Dash):
896: /* FALLTHROUGH */
897: case (MDOC_Hyphen):
898: term_word(p, "\\-");
899: break;
900: case (MDOC_Enum):
901: (pair->ppair->ppair->count)++;
902: (void)snprintf(buf, sizeof(buf), "%d.",
903: pair->ppair->ppair->count);
904: term_word(p, buf);
905: break;
906: default:
907: break;
908: }
909:
910: /*
911: * If we're not going to process our children, indicate so here.
912: */
913:
914: switch (type) {
915: case (MDOC_Bullet):
916: /* FALLTHROUGH */
917: case (MDOC_Item):
918: /* FALLTHROUGH */
919: case (MDOC_Dash):
920: /* FALLTHROUGH */
921: case (MDOC_Hyphen):
922: /* FALLTHROUGH */
923: case (MDOC_Enum):
924: if (MDOC_HEAD == node->type)
925: return(0);
926: break;
927: case (MDOC_Column):
928: if (MDOC_BODY == node->type)
929: return(0);
930: break;
931: default:
932: break;
933: }
934:
935: return(1);
936: }
937:
938:
939: /* ARGSUSED */
940: static void
941: termp_it_post(DECL_ARGS)
942: {
943: int type;
944:
945: if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
946: return;
947:
948: type = arg_listtype(node->parent->parent->parent);
949:
950: switch (type) {
951: case (MDOC_Diag):
952: /* FALLTHROUGH */
953: case (MDOC_Item):
954: /* FALLTHROUGH */
955: case (MDOC_Inset):
956: if (MDOC_BODY == node->type)
957: term_flushln(p);
958: break;
959: case (MDOC_Column):
960: if (MDOC_HEAD == node->type)
961: term_flushln(p);
962: break;
963: default:
964: term_flushln(p);
965: break;
966: }
967:
968: p->offset = pair->offset;
969: p->rmargin = pair->rmargin;
970: p->flags = pair->flag;
971: }
972:
973:
974: /* ARGSUSED */
975: static int
976: termp_nm_pre(DECL_ARGS)
977: {
978:
979: if (SEC_SYNOPSIS == node->sec)
980: term_newln(p);
981:
982: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
983: if (NULL == node->child)
984: term_word(p, meta->name);
985:
986: return(1);
987: }
988:
989:
990: /* ARGSUSED */
991: static int
992: termp_fl_pre(DECL_ARGS)
993: {
994:
995: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
996: term_word(p, "\\-");
997: p->flags |= TERMP_NOSPACE;
998: return(1);
999: }
1000:
1001:
1002: /* ARGSUSED */
1003: static int
1004: termp_ar_pre(DECL_ARGS)
1005: {
1006:
1007: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
1008: return(1);
1009: }
1010:
1011:
1012: /* ARGSUSED */
1013: static int
1014: termp_ns_pre(DECL_ARGS)
1015: {
1016:
1017: p->flags |= TERMP_NOSPACE;
1018: return(1);
1019: }
1020:
1021:
1022: /* ARGSUSED */
1023: static int
1024: termp_pp_pre(DECL_ARGS)
1025: {
1026:
1027: term_vspace(p);
1028: return(1);
1029: }
1030:
1031:
1032: /* ARGSUSED */
1033: static int
1034: termp_st_pre(DECL_ARGS)
1035: {
1036: const char *cp;
1037:
1038: if (node->child && (cp = mdoc_a2st(node->child->string)))
1039: term_word(p, cp);
1040: return(0);
1041: }
1042:
1043:
1044: /* ARGSUSED */
1045: static int
1046: termp_rs_pre(DECL_ARGS)
1047: {
1048:
1049: if (MDOC_BLOCK == node->type && node->prev)
1050: term_vspace(p);
1051: return(1);
1052: }
1053:
1054:
1055: /* ARGSUSED */
1056: static int
1057: termp_rv_pre(DECL_ARGS)
1058: {
1059: int i;
1060:
1061: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1062: errx(1, "expected -std argument");
1063: if (1 != node->args->argv[i].sz)
1064: errx(1, "expected -std argument");
1065:
1066: term_newln(p);
1067: term_word(p, "The");
1068:
1069: p->flags |= ttypes[TTYPE_FUNC_NAME];
1070: term_word(p, *node->args->argv[i].value);
1071: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1072: p->flags |= TERMP_NOSPACE;
1073:
1074: term_word(p, "() function returns the value 0 if successful;");
1075: term_word(p, "otherwise the value -1 is returned and the");
1076: term_word(p, "global variable");
1077:
1078: p->flags |= ttypes[TTYPE_VAR_DECL];
1079: term_word(p, "errno");
1080: p->flags &= ~ttypes[TTYPE_VAR_DECL];
1081:
1082: term_word(p, "is set to indicate the error.");
1083:
1084: return(1);
1085: }
1086:
1087:
1088: /* ARGSUSED */
1089: static int
1090: termp_ex_pre(DECL_ARGS)
1091: {
1092: int i;
1093:
1094: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1095: errx(1, "expected -std argument");
1096: if (1 != node->args->argv[i].sz)
1097: errx(1, "expected -std argument");
1098:
1099: term_word(p, "The");
1100: p->flags |= ttypes[TTYPE_PROG];
1101: term_word(p, *node->args->argv[i].value);
1102: p->flags &= ~ttypes[TTYPE_PROG];
1103: term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
1104:
1105: return(1);
1106: }
1107:
1108:
1109: /* ARGSUSED */
1110: static int
1111: termp_nd_pre(DECL_ARGS)
1112: {
1113:
1114: term_word(p, "\\-");
1115: return(1);
1116: }
1117:
1118:
1119: /* ARGSUSED */
1120: static void
1121: termp_bl_post(DECL_ARGS)
1122: {
1123:
1124: if (MDOC_BLOCK == node->type)
1125: term_newln(p);
1126: }
1127:
1128:
1129: /* ARGSUSED */
1130: static void
1131: termp_op_post(DECL_ARGS)
1132: {
1133:
1134: if (MDOC_BODY != node->type)
1135: return;
1136: p->flags |= TERMP_NOSPACE;
1137: term_word(p, "\\(rB");
1138: }
1139:
1140:
1141: /* ARGSUSED */
1142: static int
1143: termp_xr_pre(DECL_ARGS)
1144: {
1145: const struct mdoc_node *n;
1146:
1147: if (NULL == (n = node->child))
1148: errx(1, "expected text line argument");
1149: term_word(p, n->string);
1150: if (NULL == (n = n->next))
1151: return(0);
1152: p->flags |= TERMP_NOSPACE;
1153: term_word(p, "(");
1154: p->flags |= TERMP_NOSPACE;
1155: term_word(p, n->string);
1156: p->flags |= TERMP_NOSPACE;
1157: term_word(p, ")");
1158: return(0);
1159: }
1160:
1161:
1162: /* ARGSUSED */
1163: static int
1164: termp_vt_pre(DECL_ARGS)
1165: {
1166:
1167: /* FIXME: this can be "type name". */
1168: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1169: return(1);
1170: }
1171:
1172:
1173: /* ARGSUSED */
1174: static void
1175: termp_vt_post(DECL_ARGS)
1176: {
1177:
1178: if (node->sec == SEC_SYNOPSIS)
1179: term_vspace(p);
1180: }
1181:
1182:
1183: /* ARGSUSED */
1184: static int
1185: termp_fd_pre(DECL_ARGS)
1186: {
1187:
1188: /*
1189: * FIXME: this naming is bad. This value is used, in general,
1190: * for the #include header or other preprocessor statement.
1191: */
1192: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
1193: return(1);
1194: }
1195:
1196:
1197: /* ARGSUSED */
1198: static void
1199: termp_fd_post(DECL_ARGS)
1200: {
1201:
1202: if (node->sec != SEC_SYNOPSIS)
1203: return;
1204: term_newln(p);
1205: if (node->next && MDOC_Fd != node->next->tok)
1206: term_vspace(p);
1207: }
1208:
1209:
1210: /* ARGSUSED */
1211: static int
1212: termp_sh_pre(DECL_ARGS)
1213: {
1214:
1215: switch (node->type) {
1216: case (MDOC_HEAD):
1217: term_vspace(p);
1218: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
1219: break;
1220: case (MDOC_BODY):
1221: p->offset = INDENT;
1222: break;
1223: default:
1224: break;
1225: }
1226: return(1);
1227: }
1228:
1229:
1230: /* ARGSUSED */
1231: static void
1232: termp_sh_post(DECL_ARGS)
1233: {
1234:
1235: switch (node->type) {
1236: case (MDOC_HEAD):
1237: term_newln(p);
1238: break;
1239: case (MDOC_BODY):
1240: term_newln(p);
1241: p->offset = 0;
1242: break;
1243: default:
1244: break;
1245: }
1246: }
1247:
1248:
1249: /* ARGSUSED */
1250: static int
1251: termp_op_pre(DECL_ARGS)
1252: {
1253:
1254: switch (node->type) {
1255: case (MDOC_BODY):
1256: term_word(p, "\\(lB");
1257: p->flags |= TERMP_NOSPACE;
1258: break;
1259: default:
1260: break;
1261: }
1262: return(1);
1263: }
1264:
1265:
1266: /* ARGSUSED */
1267: static int
1268: termp_bt_pre(DECL_ARGS)
1269: {
1270:
1271: term_word(p, "is currently in beta test.");
1272: return(1);
1273: }
1274:
1275:
1276: /* ARGSUSED */
1277: static int
1278: termp_lb_pre(DECL_ARGS)
1279: {
1280: const char *lb;
1281:
1282: if (NULL == node->child)
1283: errx(1, "expected text line argument");
1284: if ((lb = mdoc_a2lib(node->child->string))) {
1285: term_word(p, lb);
1286: return(0);
1287: }
1288: term_word(p, "library");
1289: return(1);
1290: }
1291:
1292:
1293: /* ARGSUSED */
1294: static void
1295: termp_lb_post(DECL_ARGS)
1296: {
1297:
1298: term_newln(p);
1299: }
1300:
1301:
1302: /* ARGSUSED */
1303: static int
1304: termp_ud_pre(DECL_ARGS)
1305: {
1306:
1307: term_word(p, "currently under development.");
1308: return(1);
1309: }
1310:
1311:
1312: /* ARGSUSED */
1313: static int
1314: termp_d1_pre(DECL_ARGS)
1315: {
1316:
1317: if (MDOC_BLOCK != node->type)
1318: return(1);
1319: term_newln(p);
1320: p->offset += (pair->offset = INDENT);
1321: return(1);
1322: }
1323:
1324:
1325: /* ARGSUSED */
1326: static void
1327: termp_d1_post(DECL_ARGS)
1328: {
1329:
1330: if (MDOC_BLOCK != node->type)
1331: return;
1332: term_newln(p);
1333: p->offset -= pair->offset;
1334: }
1335:
1336:
1337: /* ARGSUSED */
1338: static int
1339: termp_aq_pre(DECL_ARGS)
1340: {
1341:
1342: if (MDOC_BODY != node->type)
1343: return(1);
1344: term_word(p, "\\(la");
1345: p->flags |= TERMP_NOSPACE;
1346: return(1);
1347: }
1348:
1349:
1350: /* ARGSUSED */
1351: static void
1352: termp_aq_post(DECL_ARGS)
1353: {
1354:
1355: if (MDOC_BODY != node->type)
1356: return;
1357: p->flags |= TERMP_NOSPACE;
1358: term_word(p, "\\(ra");
1359: }
1360:
1361:
1362: /* ARGSUSED */
1363: static int
1364: termp_ft_pre(DECL_ARGS)
1365: {
1366:
1367: if (SEC_SYNOPSIS == node->sec)
1368: if (node->prev && MDOC_Fo == node->prev->tok)
1369: term_vspace(p);
1370: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
1371: return(1);
1372: }
1373:
1374:
1375: /* ARGSUSED */
1376: static void
1377: termp_ft_post(DECL_ARGS)
1378: {
1379:
1380: if (SEC_SYNOPSIS == node->sec)
1381: term_newln(p);
1382: }
1383:
1384:
1385: /* ARGSUSED */
1386: static int
1387: termp_fn_pre(DECL_ARGS)
1388: {
1389: const struct mdoc_node *n;
1390:
1391: if (NULL == node->child)
1392: errx(1, "expected text line arguments");
1393:
1394: /* FIXME: can be "type funcname" "type varname"... */
1395:
1396: p->flags |= ttypes[TTYPE_FUNC_NAME];
1397: term_word(p, node->child->string);
1398: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1399:
1400: p->flags |= TERMP_NOSPACE;
1401: term_word(p, "(");
1402:
1403: for (n = node->child->next; n; n = n->next) {
1404: p->flags |= ttypes[TTYPE_FUNC_ARG];
1405: term_word(p, n->string);
1406: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1407: if (n->next)
1408: term_word(p, ",");
1409: }
1410:
1411: term_word(p, ")");
1412:
1413: if (SEC_SYNOPSIS == node->sec)
1414: term_word(p, ";");
1415:
1416: return(0);
1417: }
1418:
1419:
1420: /* ARGSUSED */
1421: static void
1422: termp_fn_post(DECL_ARGS)
1423: {
1424:
1425: if (node->sec == SEC_SYNOPSIS && node->next)
1426: term_vspace(p);
1427:
1428: }
1429:
1430:
1431: /* ARGSUSED */
1432: static int
1433: termp_sx_pre(DECL_ARGS)
1434: {
1435:
1436: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
1437: return(1);
1438: }
1439:
1440:
1441: /* ARGSUSED */
1442: static int
1443: termp_fa_pre(DECL_ARGS)
1444: {
1445: struct mdoc_node *n;
1446:
1447: if (node->parent->tok != MDOC_Fo) {
1448: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
1449: return(1);
1450: }
1451:
1452: for (n = node->child; n; n = n->next) {
1453: p->flags |= ttypes[TTYPE_FUNC_ARG];
1454: term_word(p, n->string);
1455: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1456: if (n->next)
1457: term_word(p, ",");
1458: }
1459:
1460: if (node->child && node->next && node->next->tok == MDOC_Fa)
1461: term_word(p, ",");
1462:
1463: return(0);
1464: }
1465:
1466:
1467: /* ARGSUSED */
1468: static int
1469: termp_va_pre(DECL_ARGS)
1470: {
1471:
1472: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1473: return(1);
1474: }
1475:
1476:
1477: /* ARGSUSED */
1478: static int
1479: termp_bd_pre(DECL_ARGS)
1480: {
1481: int i, type, ln;
1482:
1483: /*
1484: * This is fairly tricky due primarily to crappy documentation.
1485: * If -ragged or -filled are specified, the block does nothing
1486: * but change the indentation.
1487: *
1488: * If, on the other hand, -unfilled or -literal are specified,
1489: * then the game changes. Text is printed exactly as entered in
1490: * the display: if a macro line, a newline is appended to the
1491: * line. Blank lines are allowed.
1492: */
1493:
1494: if (MDOC_BLOCK == node->type)
1495: return(fmt_block_vspace(p, node, node));
1496: else if (MDOC_BODY != node->type)
1497: return(1);
1498:
1499: if (NULL == node->parent->args)
1500: errx(1, "missing display type");
1501:
1502: pair->offset = p->offset;
1503:
1504: for (type = -1, i = 0;
1505: i < (int)node->parent->args->argc; i++) {
1506: switch (node->parent->args->argv[i].arg) {
1507: case (MDOC_Ragged):
1508: /* FALLTHROUGH */
1509: case (MDOC_Filled):
1510: /* FALLTHROUGH */
1511: case (MDOC_Unfilled):
1512: /* FALLTHROUGH */
1513: case (MDOC_Literal):
1514: type = node->parent->args->argv[i].arg;
1515: i = (int)node->parent->args->argc;
1516: break;
1517: default:
1518: break;
1519: }
1520: }
1521:
1522: if (NULL == node->parent->args)
1523: errx(1, "missing display type");
1524:
1525: i = arg_getattr(MDOC_Offset, node->parent);
1526: if (-1 != i) {
1527: if (1 != node->parent->args->argv[i].sz)
1528: errx(1, "expected single value");
1529: p->offset += arg_offset(&node->parent->args->argv[i]);
1530: }
1531:
1532: switch (type) {
1533: case (MDOC_Literal):
1534: /* FALLTHROUGH */
1535: case (MDOC_Unfilled):
1536: break;
1537: default:
1538: return(1);
1539: }
1540:
1541: /*
1542: * Tricky. Iterate through all children. If we're on a
1543: * different parse line, append a newline and then the contents.
1544: * Ew.
1545: */
1546:
1547: p->flags |= TERMP_LITERAL;
1548: ln = node->child ? node->child->line : 0;
1549:
1550: for (node = node->child; node; node = node->next) {
1551: if (ln < node->line) {
1552: term_flushln(p);
1553: p->flags |= TERMP_NOSPACE;
1554: }
1555: ln = node->line;
1556: print_node(p, pair, meta, node);
1557: }
1558:
1559: return(0);
1560: }
1561:
1562:
1563: /* ARGSUSED */
1564: static void
1565: termp_bd_post(DECL_ARGS)
1566: {
1567:
1568: if (MDOC_BODY != node->type)
1569: return;
1570:
1571: term_flushln(p);
1572: p->flags &= ~TERMP_LITERAL;
1573: p->offset = pair->offset;
1574: p->flags |= TERMP_NOSPACE;
1575: }
1576:
1577:
1578: /* ARGSUSED */
1579: static int
1580: termp_qq_pre(DECL_ARGS)
1581: {
1582:
1583: if (MDOC_BODY != node->type)
1584: return(1);
1585: term_word(p, "\"");
1586: p->flags |= TERMP_NOSPACE;
1587: return(1);
1588: }
1589:
1590:
1591: /* ARGSUSED */
1592: static void
1593: termp_qq_post(DECL_ARGS)
1594: {
1595:
1596: if (MDOC_BODY != node->type)
1597: return;
1598: p->flags |= TERMP_NOSPACE;
1599: term_word(p, "\"");
1600: }
1601:
1602:
1603: /* ARGSUSED */
1604: static int
1605: termp_bsx_pre(DECL_ARGS)
1606: {
1607:
1608: term_word(p, "BSDI BSD/OS");
1609: return(1);
1610: }
1611:
1612:
1613: /* ARGSUSED */
1614: static void
1615: termp_bx_post(DECL_ARGS)
1616: {
1617:
1618: if (node->child)
1619: p->flags |= TERMP_NOSPACE;
1620: term_word(p, "BSD");
1621: }
1622:
1623:
1624: /* FIXME: consolidate the following into termp_system. */
1625:
1626:
1627: /* ARGSUSED */
1628: static int
1629: termp_ox_pre(DECL_ARGS)
1630: {
1631:
1632: term_word(p, "OpenBSD");
1633: return(1);
1634: }
1635:
1636:
1637: /* ARGSUSED */
1638: static int
1639: termp_dx_pre(DECL_ARGS)
1640: {
1641:
1642: term_word(p, "DragonFly");
1643: return(1);
1644: }
1645:
1646:
1647: /* ARGSUSED */
1648: static int
1649: termp_ux_pre(DECL_ARGS)
1650: {
1651:
1652: term_word(p, "UNIX");
1653: return(1);
1654: }
1655:
1656:
1657: /* ARGSUSED */
1658: static int
1659: termp_fx_pre(DECL_ARGS)
1660: {
1661:
1662: term_word(p, "FreeBSD");
1663: return(1);
1664: }
1665:
1666:
1667: /* ARGSUSED */
1668: static int
1669: termp_nx_pre(DECL_ARGS)
1670: {
1671:
1672: term_word(p, "NetBSD");
1673: return(1);
1674: }
1675:
1676:
1677: /* ARGSUSED */
1678: static int
1679: termp_sq_pre(DECL_ARGS)
1680: {
1681:
1682: if (MDOC_BODY != node->type)
1683: return(1);
1684: term_word(p, "\\(oq");
1685: p->flags |= TERMP_NOSPACE;
1686: return(1);
1687: }
1688:
1689:
1690: /* ARGSUSED */
1691: static void
1692: termp_sq_post(DECL_ARGS)
1693: {
1694:
1695: if (MDOC_BODY != node->type)
1696: return;
1697: p->flags |= TERMP_NOSPACE;
1698: term_word(p, "\\(aq");
1699: }
1700:
1701:
1702: /* ARGSUSED */
1703: static int
1704: termp_pf_pre(DECL_ARGS)
1705: {
1706:
1707: p->flags |= TERMP_IGNDELIM;
1708: return(1);
1709: }
1710:
1711:
1712: /* ARGSUSED */
1713: static void
1714: termp_pf_post(DECL_ARGS)
1715: {
1716:
1717: p->flags &= ~TERMP_IGNDELIM;
1718: p->flags |= TERMP_NOSPACE;
1719: }
1720:
1721:
1722: /* ARGSUSED */
1723: static int
1724: termp_ss_pre(DECL_ARGS)
1725: {
1726:
1727: switch (node->type) {
1728: case (MDOC_BLOCK):
1729: term_newln(p);
1730: if (node->prev)
1731: term_vspace(p);
1732: break;
1733: case (MDOC_HEAD):
1734: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
1.3 schwarze 1735: p->offset = HALFINDENT;
1.1 kristaps 1736: break;
1737: default:
1738: break;
1739: }
1740:
1741: return(1);
1742: }
1743:
1744:
1745: /* ARGSUSED */
1746: static void
1747: termp_ss_post(DECL_ARGS)
1748: {
1749:
1750: switch (node->type) {
1751: case (MDOC_HEAD):
1752: term_newln(p);
1753: p->offset = INDENT;
1754: break;
1755: default:
1756: break;
1757: }
1758: }
1759:
1760:
1761: /* ARGSUSED */
1762: static int
1763: termp_pa_pre(DECL_ARGS)
1764: {
1765:
1766: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
1767: return(1);
1768: }
1769:
1770:
1771: /* ARGSUSED */
1772: static int
1773: termp_em_pre(DECL_ARGS)
1774: {
1775:
1776: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1777: return(1);
1778: }
1779:
1780:
1781: /* ARGSUSED */
1782: static int
1783: termp_cd_pre(DECL_ARGS)
1784: {
1785:
1786: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
1787: term_newln(p);
1788: return(1);
1789: }
1790:
1791:
1792: /* ARGSUSED */
1793: static int
1794: termp_cm_pre(DECL_ARGS)
1795: {
1796:
1797: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1798: return(1);
1799: }
1800:
1801:
1802: /* ARGSUSED */
1803: static int
1804: termp_ic_pre(DECL_ARGS)
1805: {
1806:
1807: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
1808: return(1);
1809: }
1810:
1811:
1812: /* ARGSUSED */
1813: static int
1814: termp_in_pre(DECL_ARGS)
1815: {
1816:
1817: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
1818: term_word(p, "#include");
1819: term_word(p, "<");
1820: p->flags |= TERMP_NOSPACE;
1821: return(1);
1822: }
1823:
1824:
1825: /* ARGSUSED */
1826: static void
1827: termp_in_post(DECL_ARGS)
1828: {
1829:
1830: p->flags |= TERMP_NOSPACE;
1831: term_word(p, ">");
1832:
1833: term_newln(p);
1834: if (SEC_SYNOPSIS != node->sec)
1835: return;
1836: if (node->next && MDOC_In != node->next->tok)
1837: term_vspace(p);
1838: }
1839:
1840:
1841: /* ARGSUSED */
1842: static int
1843: termp_at_pre(DECL_ARGS)
1844: {
1845: const char *att;
1846:
1847: att = NULL;
1848:
1849: if (node->child)
1850: att = mdoc_a2att(node->child->string);
1851: if (NULL == att)
1852: att = "AT&T UNIX";
1853:
1854: term_word(p, att);
1855: return(0);
1856: }
1857:
1858:
1859: /* ARGSUSED */
1860: static int
1861: termp_brq_pre(DECL_ARGS)
1862: {
1863:
1864: if (MDOC_BODY != node->type)
1865: return(1);
1866: term_word(p, "\\(lC");
1867: p->flags |= TERMP_NOSPACE;
1868: return(1);
1869: }
1870:
1871:
1872: /* ARGSUSED */
1873: static void
1874: termp_brq_post(DECL_ARGS)
1875: {
1876:
1877: if (MDOC_BODY != node->type)
1878: return;
1879: p->flags |= TERMP_NOSPACE;
1880: term_word(p, "\\(rC");
1881: }
1882:
1883:
1884: /* ARGSUSED */
1885: static int
1886: termp_bq_pre(DECL_ARGS)
1887: {
1888:
1889: if (MDOC_BODY != node->type)
1890: return(1);
1891: term_word(p, "\\(lB");
1892: p->flags |= TERMP_NOSPACE;
1893: return(1);
1894: }
1895:
1896:
1897: /* ARGSUSED */
1898: static void
1899: termp_bq_post(DECL_ARGS)
1900: {
1901:
1902: if (MDOC_BODY != node->type)
1903: return;
1904: p->flags |= TERMP_NOSPACE;
1905: term_word(p, "\\(rB");
1906: }
1907:
1908:
1909: /* ARGSUSED */
1910: static int
1911: termp_pq_pre(DECL_ARGS)
1912: {
1913:
1914: if (MDOC_BODY != node->type)
1915: return(1);
1916: term_word(p, "\\&(");
1917: p->flags |= TERMP_NOSPACE;
1918: return(1);
1919: }
1920:
1921:
1922: /* ARGSUSED */
1923: static void
1924: termp_pq_post(DECL_ARGS)
1925: {
1926:
1927: if (MDOC_BODY != node->type)
1928: return;
1929: term_word(p, ")");
1930: }
1931:
1932:
1933: /* ARGSUSED */
1934: static int
1935: termp_fo_pre(DECL_ARGS)
1936: {
1937: const struct mdoc_node *n;
1938:
1939: if (MDOC_BODY == node->type) {
1940: term_word(p, "(");
1941: p->flags |= TERMP_NOSPACE;
1942: return(1);
1943: } else if (MDOC_HEAD != node->type)
1944: return(1);
1945:
1946: /* XXX - groff shows only first parameter */
1947:
1948: p->flags |= ttypes[TTYPE_FUNC_NAME];
1949: for (n = node->child; n; n = n->next) {
1950: if (MDOC_TEXT != n->type)
1951: errx(1, "expected text line argument");
1952: term_word(p, n->string);
1953: }
1954: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1955:
1956: return(0);
1957: }
1958:
1959:
1960: /* ARGSUSED */
1961: static void
1962: termp_fo_post(DECL_ARGS)
1963: {
1964:
1965: if (MDOC_BODY != node->type)
1966: return;
1967: p->flags |= TERMP_NOSPACE;
1968: term_word(p, ")");
1969: p->flags |= TERMP_NOSPACE;
1970: term_word(p, ";");
1971: term_newln(p);
1972: }
1973:
1974:
1975: /* ARGSUSED */
1976: static int
1977: termp_bf_pre(DECL_ARGS)
1978: {
1979: const struct mdoc_node *n;
1980:
1981: if (MDOC_HEAD == node->type) {
1982: return(0);
1983: } else if (MDOC_BLOCK != node->type)
1984: return(1);
1985:
1986: if (NULL == (n = node->head->child)) {
1987: if (arg_hasattr(MDOC_Emphasis, node))
1988: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1989: else if (arg_hasattr(MDOC_Symbolic, node))
1990: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
1991:
1992: return(1);
1993: }
1994:
1995: if (MDOC_TEXT != n->type)
1996: errx(1, "expected text line arguments");
1997:
1998: if (0 == strcmp("Em", n->string))
1999: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2000: else if (0 == strcmp("Sy", n->string))
2001: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2002:
2003: return(1);
2004: }
2005:
2006:
2007: /* ARGSUSED */
2008: static int
2009: termp_sy_pre(DECL_ARGS)
2010: {
2011:
2012: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2013: return(1);
2014: }
2015:
2016:
2017: /* ARGSUSED */
2018: static int
2019: termp_ms_pre(DECL_ARGS)
2020: {
2021:
2022: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
2023: return(1);
2024: }
2025:
2026:
2027:
2028: /* ARGSUSED */
2029: static int
2030: termp_sm_pre(DECL_ARGS)
2031: {
2032:
2033: if (NULL == node->child || MDOC_TEXT != node->child->type)
2034: errx(1, "expected boolean line argument");
2035:
2036: if (0 == strcmp("on", node->child->string)) {
2037: p->flags &= ~TERMP_NONOSPACE;
2038: p->flags &= ~TERMP_NOSPACE;
2039: } else
2040: p->flags |= TERMP_NONOSPACE;
2041:
2042: return(0);
2043: }
2044:
2045:
2046: /* ARGSUSED */
2047: static int
2048: termp_ap_pre(DECL_ARGS)
2049: {
2050:
2051: p->flags |= TERMP_NOSPACE;
2052: term_word(p, "\\(aq");
2053: p->flags |= TERMP_NOSPACE;
2054: return(1);
2055: }
2056:
2057:
2058: /* ARGSUSED */
2059: static int
2060: termp__j_pre(DECL_ARGS)
2061: {
2062:
2063: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
2064: return(1);
2065: }
2066:
2067:
2068: /* ARGSUSED */
2069: static int
2070: termp__t_pre(DECL_ARGS)
2071: {
2072:
2073: term_word(p, "\"");
2074: p->flags |= TERMP_NOSPACE;
2075: return(1);
2076: }
2077:
2078:
2079: /* ARGSUSED */
2080: static void
2081: termp__t_post(DECL_ARGS)
2082: {
2083:
2084: p->flags |= TERMP_NOSPACE;
2085: term_word(p, "\"");
2086: termp____post(p, pair, meta, node);
2087: }
2088:
2089:
2090: /* ARGSUSED */
2091: static void
2092: termp____post(DECL_ARGS)
2093: {
2094:
2095: p->flags |= TERMP_NOSPACE;
2096: term_word(p, node->next ? "," : ".");
2097: }
2098:
2099:
2100: /* ARGSUSED */
2101: static int
2102: termp_lk_pre(DECL_ARGS)
2103: {
2104: const struct mdoc_node *n;
2105:
1.6 schwarze 2106: assert(node->child);
2107: n = node->child;
2108:
2109: if (NULL == n->next) {
2110: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
2111: return(1);
2112: }
1.1 kristaps 2113:
2114: p->flags |= ttypes[TTYPE_LINK_ANCHOR];
2115: term_word(p, n->string);
2116: p->flags |= TERMP_NOSPACE;
2117: term_word(p, ":");
1.6 schwarze 2118: p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1 kristaps 2119:
2120: p->flags |= ttypes[TTYPE_LINK_TEXT];
1.6 schwarze 2121: for (n = n->next; n; n = n->next)
1.1 kristaps 2122: term_word(p, n->string);
1.6 schwarze 2123:
1.1 kristaps 2124: p->flags &= ~ttypes[TTYPE_LINK_TEXT];
2125: return(0);
2126: }
2127:
2128:
2129: /* ARGSUSED */
2130: static int
2131: termp_mt_pre(DECL_ARGS)
2132: {
2133:
2134: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
2135: return(1);
2136: }
2137:
2138: