![[BACK]](/icons/back.gif){kind=icon}
Return to mdoc_term.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / mandoc|
Return to mdoc_term.c CVS log | Up to [local] / src / usr.bin / mandoc |
1.2 ! schwarze 1: /* $Id: mdoc_term.c,v 1.12 2009/06/12 09:18:00 kristaps 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: static void sanity(const struct mdoc_node *);
324:
325:
326: int
327: mdoc_run(struct termp *p, const struct mdoc *m)
328: {
329:
330: print_head(p, mdoc_meta(m));
331: print_body(p, NULL, mdoc_meta(m), mdoc_node(m));
332: print_foot(p, mdoc_meta(m));
333: return(1);
334: }
335:
336:
337: static void
338: print_body(DECL_ARGS)
339: {
340:
341: print_node(p, pair, meta, node);
342: if ( ! node->next)
343: return;
344: print_body(p, pair, meta, node->next);
345: }
346:
347:
348: static void
349: print_node(DECL_ARGS)
350: {
351: int dochild;
352: struct termpair npair;
353:
354: /* Some quick sanity-checking. */
355:
356: sanity(node);
357:
358: /* Pre-processing. */
359:
360: dochild = 1;
361: npair.ppair = pair;
362: npair.type = 0;
363: npair.offset = npair.rmargin = 0;
364: npair.flag = 0;
365: npair.count = 0;
366:
367: if (MDOC_TEXT != node->type) {
368: if (termacts[node->tok].pre)
369: if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
370: dochild = 0;
371: } else /* MDOC_TEXT == node->type */
372: term_word(p, node->string);
373:
374: /* Children. */
375:
376: if (TERMPAIR_FLAG & npair.type)
377: p->flags |= npair.flag;
378:
379: if (dochild && node->child)
380: print_body(p, &npair, meta, node->child);
381:
382: if (TERMPAIR_FLAG & npair.type)
383: p->flags &= ~npair.flag;
384:
385: /* Post-processing. */
386:
387: if (MDOC_TEXT != node->type)
388: if (termacts[node->tok].post)
389: (*termacts[node->tok].post)(p, &npair, meta, node);
390: }
391:
392:
393: static void
394: print_foot(struct termp *p, const struct mdoc_meta *meta)
395: {
396: struct tm *tm;
397: char *buf, *os;
398:
399: if (NULL == (buf = malloc(p->rmargin)))
400: err(1, "malloc");
401: if (NULL == (os = malloc(p->rmargin)))
402: err(1, "malloc");
403:
404: tm = localtime(&meta->date);
405:
406: if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm))
407: err(1, "strftime");
408:
409: (void)strlcpy(os, meta->os, p->rmargin);
410:
411: /*
412: * This is /slightly/ different from regular groff output
413: * because we don't have page numbers. Print the following:
414: *
415: * OS MDOCDATE
416: */
417:
418: term_vspace(p);
419:
420: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
421: p->rmargin = p->maxrmargin - strlen(buf);
422: p->offset = 0;
423:
424: term_word(p, os);
425: term_flushln(p);
426:
427: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
428: p->offset = p->rmargin;
429: p->rmargin = p->maxrmargin;
430: p->flags &= ~TERMP_NOBREAK;
431:
432: term_word(p, buf);
433: term_flushln(p);
434:
435: free(buf);
436: free(os);
437: }
438:
439:
440: static void
441: print_head(struct termp *p, const struct mdoc_meta *meta)
442: {
443: char *buf, *title;
444:
445: p->rmargin = p->maxrmargin;
446: p->offset = 0;
447:
448: if (NULL == (buf = malloc(p->rmargin)))
449: err(1, "malloc");
450: if (NULL == (title = malloc(p->rmargin)))
451: err(1, "malloc");
452:
453: /*
454: * The header is strange. It has three components, which are
455: * really two with the first duplicated. It goes like this:
456: *
457: * IDENTIFIER TITLE IDENTIFIER
458: *
459: * The IDENTIFIER is NAME(SECTION), which is the command-name
460: * (if given, or "unknown" if not) followed by the manual page
461: * section. These are given in `Dt'. The TITLE is a free-form
462: * string depending on the manual volume. If not specified, it
463: * switches on the manual section.
464: */
465:
466: assert(meta->vol);
467: (void)strlcpy(buf, meta->vol, p->rmargin);
468:
469: if (meta->arch) {
470: (void)strlcat(buf, " (", p->rmargin);
471: (void)strlcat(buf, meta->arch, p->rmargin);
472: (void)strlcat(buf, ")", p->rmargin);
473: }
474:
475: (void)snprintf(title, p->rmargin, "%s(%d)",
476: meta->title, meta->msec);
477:
478: p->offset = 0;
479: p->rmargin = (p->maxrmargin - strlen(buf)) / 2;
480: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
481:
482: term_word(p, title);
483: term_flushln(p);
484:
485: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
486: p->offset = p->rmargin;
487: p->rmargin = p->maxrmargin - strlen(title);
488:
489: term_word(p, buf);
490: term_flushln(p);
491:
492: p->offset = p->rmargin;
493: p->rmargin = p->maxrmargin;
494: p->flags &= ~TERMP_NOBREAK;
495: p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
496:
497: term_word(p, title);
498: term_flushln(p);
499:
500: p->rmargin = p->maxrmargin;
501: p->offset = 0;
502: p->flags &= ~TERMP_NOSPACE;
503:
504: free(title);
505: free(buf);
506: }
507:
508:
509: static void
510: sanity(const struct mdoc_node *n)
511: {
512: char *p;
513:
514: p = "regular form violated";
515:
516: switch (n->type) {
517: case (MDOC_TEXT):
518: if (n->child)
519: errx(1, p);
520: if (NULL == n->parent)
521: errx(1, p);
522: if (NULL == n->string)
523: errx(1, p);
524: switch (n->parent->type) {
525: case (MDOC_TEXT):
526: /* FALLTHROUGH */
527: case (MDOC_ROOT):
528: errx(1, p);
529: /* NOTREACHED */
530: default:
531: break;
532: }
533: break;
534: case (MDOC_ELEM):
535: if (NULL == n->parent)
536: errx(1, p);
537: switch (n->parent->type) {
538: case (MDOC_TAIL):
539: /* FALLTHROUGH */
540: case (MDOC_BODY):
541: /* FALLTHROUGH */
542: case (MDOC_HEAD):
543: break;
544: default:
545: errx(1, p);
546: /* NOTREACHED */
547: }
548: if (n->child) switch (n->child->type) {
549: case (MDOC_TEXT):
550: break;
551: default:
552: errx(1, p);
553: /* NOTREACHED */
554: }
555: break;
556: case (MDOC_HEAD):
557: /* FALLTHROUGH */
558: case (MDOC_BODY):
559: /* FALLTHROUGH */
560: case (MDOC_TAIL):
561: if (NULL == n->parent)
562: errx(1, p);
563: if (MDOC_BLOCK != n->parent->type)
564: errx(1, p);
565: if (n->child) switch (n->child->type) {
566: case (MDOC_BLOCK):
567: /* FALLTHROUGH */
568: case (MDOC_ELEM):
569: /* FALLTHROUGH */
570: case (MDOC_TEXT):
571: break;
572: default:
573: errx(1, p);
574: /* NOTREACHED */
575: }
576: break;
577: case (MDOC_BLOCK):
578: if (NULL == n->parent)
579: errx(1, p);
580: if (NULL == n->child)
581: errx(1, p);
582: switch (n->parent->type) {
583: case (MDOC_ROOT):
584: /* FALLTHROUGH */
585: case (MDOC_HEAD):
586: /* FALLTHROUGH */
587: case (MDOC_BODY):
588: /* FALLTHROUGH */
589: case (MDOC_TAIL):
590: break;
591: default:
592: errx(1, p);
593: /* NOTREACHED */
594: }
595: switch (n->child->type) {
596: case (MDOC_ROOT):
597: /* FALLTHROUGH */
598: case (MDOC_ELEM):
599: errx(1, p);
600: /* NOTREACHED */
601: default:
602: break;
603: }
604: break;
605: case (MDOC_ROOT):
606: if (n->parent)
607: errx(1, p);
608: if (NULL == n->child)
609: errx(1, p);
610: switch (n->child->type) {
611: case (MDOC_BLOCK):
612: break;
613: default:
614: errx(1, p);
615: /* NOTREACHED */
616: }
617: break;
618: }
619: }
620:
621:
622: static size_t
623: arg_width(const struct mdoc_argv *arg, int pos)
624: {
625: size_t v;
626: int i, len;
627:
628: assert(pos < (int)arg->sz && pos >= 0);
629: assert(arg->value[pos]);
630: if (0 == strcmp(arg->value[pos], "indent"))
631: return(INDENT);
632: if (0 == strcmp(arg->value[pos], "indent-two"))
633: return(INDENT * 2);
634:
635: if (0 == (len = (int)strlen(arg->value[pos])))
636: return(0);
637:
638: for (i = 0; i < len - 1; i++)
639: if ( ! isdigit((u_char)arg->value[pos][i]))
640: break;
641:
642: if (i == len - 1) {
643: if ('n' == arg->value[pos][len - 1]) {
644: v = (size_t)atoi(arg->value[pos]);
645: return(v);
646: }
647:
648: }
649: return(strlen(arg->value[pos]) + 1);
650: }
651:
652:
653: static int
654: arg_listtype(const struct mdoc_node *n)
655: {
656: int i, len;
657:
658: assert(MDOC_BLOCK == n->type);
659:
660: len = (int)(n->args ? n->args->argc : 0);
661:
662: for (i = 0; i < len; i++)
663: switch (n->args->argv[i].arg) {
664: case (MDOC_Bullet):
665: /* FALLTHROUGH */
666: case (MDOC_Dash):
667: /* FALLTHROUGH */
668: case (MDOC_Enum):
669: /* FALLTHROUGH */
670: case (MDOC_Hyphen):
671: /* FALLTHROUGH */
672: case (MDOC_Tag):
673: /* FALLTHROUGH */
674: case (MDOC_Inset):
675: /* FALLTHROUGH */
676: case (MDOC_Diag):
677: /* FALLTHROUGH */
678: case (MDOC_Item):
679: /* FALLTHROUGH */
680: case (MDOC_Column):
681: /* FALLTHROUGH */
682: case (MDOC_Ohang):
683: return(n->args->argv[i].arg);
684: default:
685: break;
686: }
687:
688: errx(1, "list type not supported");
689: /* NOTREACHED */
690: }
691:
692:
693: static size_t
694: arg_offset(const struct mdoc_argv *arg)
695: {
696:
697: assert(*arg->value);
698: if (0 == strcmp(*arg->value, "indent"))
699: return(INDENT);
700: if (0 == strcmp(*arg->value, "indent-two"))
701: return(INDENT * 2);
702: return(strlen(*arg->value));
703: }
704:
705:
706: static int
707: arg_hasattr(int arg, const struct mdoc_node *n)
708: {
709:
710: return(-1 != arg_getattr(arg, n));
711: }
712:
713:
714: static int
715: arg_getattr(int v, const struct mdoc_node *n)
716: {
717: int val;
718:
719: return(arg_getattrs(&v, &val, 1, n) ? val : -1);
720: }
721:
722:
723: static int
724: arg_getattrs(const int *keys, int *vals,
725: size_t sz, const struct mdoc_node *n)
726: {
727: int i, j, k;
728:
729: if (NULL == n->args)
730: return(0);
731:
732: for (k = i = 0; i < (int)n->args->argc; i++)
733: for (j = 0; j < (int)sz; j++)
734: if (n->args->argv[i].arg == keys[j]) {
735: vals[j] = i;
736: k++;
737: }
738: return(k);
739: }
740:
741:
742: /* ARGSUSED */
743: static int
744: fmt_block_vspace(struct termp *p,
745: const struct mdoc_node *bl,
746: const struct mdoc_node *node)
747: {
748: const struct mdoc_node *n;
749:
750: term_newln(p);
751:
752: if (arg_hasattr(MDOC_Compact, bl))
753: return(1);
754:
755: for (n = node; n; n = n->parent) {
756: if (MDOC_BLOCK != n->type)
757: continue;
758: if (MDOC_Ss == n->tok)
759: break;
760: if (MDOC_Sh == n->tok)
761: break;
762: if (NULL == n->prev)
763: continue;
764: term_vspace(p);
765: break;
766: }
767:
768: return(1);
769: }
770:
771:
772: /* ARGSUSED */
773: static int
774: termp_dq_pre(DECL_ARGS)
775: {
776:
777: if (MDOC_BODY != node->type)
778: return(1);
779:
780: term_word(p, "\\(lq");
781: p->flags |= TERMP_NOSPACE;
782: return(1);
783: }
784:
785:
786: /* ARGSUSED */
787: static void
788: termp_dq_post(DECL_ARGS)
789: {
790:
791: if (MDOC_BODY != node->type)
792: return;
793:
794: p->flags |= TERMP_NOSPACE;
795: term_word(p, "\\(rq");
796: }
797:
798:
799: /* ARGSUSED */
800: static int
801: termp_it_pre(DECL_ARGS)
802: {
803: const struct mdoc_node *bl, *n;
804: char buf[7];
805: int i, type, keys[3], vals[3];
806: size_t width, offset;
807:
808: if (MDOC_BLOCK == node->type)
809: return(fmt_block_vspace(p, node->parent->parent, node));
810:
811: bl = node->parent->parent->parent;
812:
813: /* Save parent attributes. */
814:
815: pair->offset = p->offset;
816: pair->rmargin = p->rmargin;
817: pair->flag = p->flags;
818:
819: /* Get list width and offset. */
820:
821: keys[0] = MDOC_Width;
822: keys[1] = MDOC_Offset;
823: keys[2] = MDOC_Column;
824:
825: vals[0] = vals[1] = vals[2] = -1;
826:
827: width = offset = 0;
828:
829: (void)arg_getattrs(keys, vals, 3, bl);
830:
831: type = arg_listtype(bl);
832:
833: /* Calculate real width and offset. */
834:
835: switch (type) {
836: case (MDOC_Column):
837: if (MDOC_BODY == node->type)
838: break;
839: for (i = 0, n = node->prev; n; n = n->prev, i++)
840: offset += arg_width
841: (&bl->args->argv[vals[2]], i);
842: assert(i < (int)bl->args->argv[vals[2]].sz);
843: width = arg_width(&bl->args->argv[vals[2]], i);
844: if (vals[1] >= 0)
845: offset += arg_offset(&bl->args->argv[vals[1]]);
846: break;
847: default:
848: if (vals[0] >= 0)
849: width = arg_width(&bl->args->argv[vals[0]], 0);
850: if (vals[1] >= 0)
851: offset = arg_offset(&bl->args->argv[vals[1]]);
852: break;
853: }
854:
855: /*
856: * List-type can override the width in the case of fixed-head
857: * values (bullet, dash/hyphen, enum). Tags need a non-zero
858: * offset.
859: */
860:
861: switch (type) {
862: case (MDOC_Bullet):
863: /* FALLTHROUGH */
864: case (MDOC_Dash):
865: /* FALLTHROUGH */
866: case (MDOC_Enum):
867: /* FALLTHROUGH */
868: case (MDOC_Hyphen):
869: if (width < 4)
870: width = 4;
871: break;
872: case (MDOC_Tag):
873: if (0 == width)
874: width = 10;
875: break;
876: default:
877: break;
878: }
879:
880: /*
881: * Whitespace control. Inset bodies need an initial space.
882: */
883:
884: switch (type) {
885: case (MDOC_Diag):
886: /* FALLTHROUGH */
887: case (MDOC_Inset):
888: if (MDOC_BODY == node->type)
889: p->flags &= ~TERMP_NOSPACE;
890: else
891: p->flags |= TERMP_NOSPACE;
892: break;
893: default:
894: p->flags |= TERMP_NOSPACE;
895: break;
896: }
897:
898: /*
899: * Style flags. Diagnostic heads need TTYPE_DIAG.
900: */
901:
902: switch (type) {
903: case (MDOC_Diag):
904: if (MDOC_HEAD == node->type)
905: p->flags |= ttypes[TTYPE_DIAG];
906: break;
907: default:
908: break;
909: }
910:
911: /*
912: * Pad and break control. This is the tricker part. Lists with
913: * set right-margins for the head get TERMP_NOBREAK because, if
914: * they overrun the margin, they wrap to the new margin.
915: * Correspondingly, the body for these types don't left-pad, as
916: * the head will pad out to to the right.
917: */
918:
919: switch (type) {
920: case (MDOC_Bullet):
921: /* FALLTHROUGH */
922: case (MDOC_Dash):
923: /* FALLTHROUGH */
924: case (MDOC_Enum):
925: /* FALLTHROUGH */
926: case (MDOC_Hyphen):
927: /* FALLTHROUGH */
928: case (MDOC_Tag):
929: if (MDOC_HEAD == node->type)
930: p->flags |= TERMP_NOBREAK;
931: else
932: p->flags |= TERMP_NOLPAD;
933: if (MDOC_HEAD == node->type && MDOC_Tag == type)
934: if (NULL == node->next ||
935: NULL == node->next->child)
936: p->flags |= TERMP_NONOBREAK;
937: break;
938: case (MDOC_Column):
939: if (MDOC_HEAD == node->type) {
940: assert(node->next);
941: if (MDOC_BODY == node->next->type)
942: p->flags &= ~TERMP_NOBREAK;
943: else
944: p->flags |= TERMP_NOBREAK;
945: if (node->prev)
946: p->flags |= TERMP_NOLPAD;
947: }
948: break;
949: case (MDOC_Diag):
950: if (MDOC_HEAD == node->type)
951: p->flags |= TERMP_NOBREAK;
952: break;
953: default:
954: break;
955: }
956:
957: /*
958: * Margin control. Set-head-width lists have their right
959: * margins shortened. The body for these lists has the offset
960: * necessarily lengthened. Everybody gets the offset.
961: */
962:
963: p->offset += offset;
964:
965: switch (type) {
966: case (MDOC_Bullet):
967: /* FALLTHROUGH */
968: case (MDOC_Dash):
969: /* FALLTHROUGH */
970: case (MDOC_Enum):
971: /* FALLTHROUGH */
972: case (MDOC_Hyphen):
973: /* FALLTHROUGH */
974: case (MDOC_Tag):
975: if (MDOC_HEAD == node->type)
976: p->rmargin = p->offset + width;
977: else
978: p->offset += width;
979: break;
980: case (MDOC_Column):
981: p->rmargin = p->offset + width;
982: break;
983: default:
984: break;
985: }
986:
987: /*
988: * The dash, hyphen, bullet and enum lists all have a special
989: * HEAD character. Print it now.
990: */
991:
992: if (MDOC_HEAD == node->type)
993: switch (type) {
994: case (MDOC_Bullet):
995: term_word(p, "\\[bu]");
996: break;
997: case (MDOC_Dash):
998: /* FALLTHROUGH */
999: case (MDOC_Hyphen):
1000: term_word(p, "\\-");
1001: break;
1002: case (MDOC_Enum):
1003: (pair->ppair->ppair->count)++;
1004: (void)snprintf(buf, sizeof(buf), "%d.",
1005: pair->ppair->ppair->count);
1006: term_word(p, buf);
1007: break;
1008: default:
1009: break;
1010: }
1011:
1012: /*
1013: * If we're not going to process our children, indicate so here.
1014: */
1015:
1016: switch (type) {
1017: case (MDOC_Bullet):
1018: /* FALLTHROUGH */
1019: case (MDOC_Item):
1020: /* FALLTHROUGH */
1021: case (MDOC_Dash):
1022: /* FALLTHROUGH */
1023: case (MDOC_Hyphen):
1024: /* FALLTHROUGH */
1025: case (MDOC_Enum):
1026: if (MDOC_HEAD == node->type)
1027: return(0);
1028: break;
1029: case (MDOC_Column):
1030: if (MDOC_BODY == node->type)
1031: return(0);
1032: break;
1033: default:
1034: break;
1035: }
1036:
1037: return(1);
1038: }
1039:
1040:
1041: /* ARGSUSED */
1042: static void
1043: termp_it_post(DECL_ARGS)
1044: {
1045: int type;
1046:
1047: if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
1048: return;
1049:
1050: type = arg_listtype(node->parent->parent->parent);
1051:
1052: switch (type) {
1053: case (MDOC_Diag):
1054: /* FALLTHROUGH */
1055: case (MDOC_Item):
1056: /* FALLTHROUGH */
1057: case (MDOC_Inset):
1058: if (MDOC_BODY == node->type)
1059: term_flushln(p);
1060: break;
1061: case (MDOC_Column):
1062: if (MDOC_HEAD == node->type)
1063: term_flushln(p);
1064: break;
1065: default:
1066: term_flushln(p);
1067: break;
1068: }
1069:
1070: p->offset = pair->offset;
1071: p->rmargin = pair->rmargin;
1072: p->flags = pair->flag;
1073: }
1074:
1075:
1076: /* ARGSUSED */
1077: static int
1078: termp_nm_pre(DECL_ARGS)
1079: {
1080:
1081: if (SEC_SYNOPSIS == node->sec)
1082: term_newln(p);
1083:
1084: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
1085: if (NULL == node->child)
1086: term_word(p, meta->name);
1087:
1088: return(1);
1089: }
1090:
1091:
1092: /* ARGSUSED */
1093: static int
1094: termp_fl_pre(DECL_ARGS)
1095: {
1096:
1097: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1098: term_word(p, "\\-");
1099: p->flags |= TERMP_NOSPACE;
1100: return(1);
1101: }
1102:
1103:
1104: /* ARGSUSED */
1105: static int
1106: termp_ar_pre(DECL_ARGS)
1107: {
1108:
1109: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
1110: return(1);
1111: }
1112:
1113:
1114: /* ARGSUSED */
1115: static int
1116: termp_ns_pre(DECL_ARGS)
1117: {
1118:
1119: p->flags |= TERMP_NOSPACE;
1120: return(1);
1121: }
1122:
1123:
1124: /* ARGSUSED */
1125: static int
1126: termp_pp_pre(DECL_ARGS)
1127: {
1128:
1129: term_vspace(p);
1130: return(1);
1131: }
1132:
1133:
1134: /* ARGSUSED */
1135: static int
1136: termp_st_pre(DECL_ARGS)
1137: {
1138: const char *cp;
1139:
1140: if (node->child && (cp = mdoc_a2st(node->child->string)))
1141: term_word(p, cp);
1142: return(0);
1143: }
1144:
1145:
1146: /* ARGSUSED */
1147: static int
1148: termp_rs_pre(DECL_ARGS)
1149: {
1150:
1151: if (MDOC_BLOCK == node->type && node->prev)
1152: term_vspace(p);
1153: return(1);
1154: }
1155:
1156:
1157: /* ARGSUSED */
1158: static int
1159: termp_rv_pre(DECL_ARGS)
1160: {
1161: int i;
1162:
1163: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1164: errx(1, "expected -std argument");
1165: if (1 != node->args->argv[i].sz)
1166: errx(1, "expected -std argument");
1167:
1168: term_newln(p);
1169: term_word(p, "The");
1170:
1171: p->flags |= ttypes[TTYPE_FUNC_NAME];
1172: term_word(p, *node->args->argv[i].value);
1173: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1174: p->flags |= TERMP_NOSPACE;
1175:
1176: term_word(p, "() function returns the value 0 if successful;");
1177: term_word(p, "otherwise the value -1 is returned and the");
1178: term_word(p, "global variable");
1179:
1180: p->flags |= ttypes[TTYPE_VAR_DECL];
1181: term_word(p, "errno");
1182: p->flags &= ~ttypes[TTYPE_VAR_DECL];
1183:
1184: term_word(p, "is set to indicate the error.");
1185:
1186: return(1);
1187: }
1188:
1189:
1190: /* ARGSUSED */
1191: static int
1192: termp_ex_pre(DECL_ARGS)
1193: {
1194: int i;
1195:
1196: if (-1 == (i = arg_getattr(MDOC_Std, node)))
1197: errx(1, "expected -std argument");
1198: if (1 != node->args->argv[i].sz)
1199: errx(1, "expected -std argument");
1200:
1201: term_word(p, "The");
1202: p->flags |= ttypes[TTYPE_PROG];
1203: term_word(p, *node->args->argv[i].value);
1204: p->flags &= ~ttypes[TTYPE_PROG];
1205: term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
1206:
1207: return(1);
1208: }
1209:
1210:
1211: /* ARGSUSED */
1212: static int
1213: termp_nd_pre(DECL_ARGS)
1214: {
1215:
1216: term_word(p, "\\-");
1217: return(1);
1218: }
1219:
1220:
1221: /* ARGSUSED */
1222: static void
1223: termp_bl_post(DECL_ARGS)
1224: {
1225:
1226: if (MDOC_BLOCK == node->type)
1227: term_newln(p);
1228: }
1229:
1230:
1231: /* ARGSUSED */
1232: static void
1233: termp_op_post(DECL_ARGS)
1234: {
1235:
1236: if (MDOC_BODY != node->type)
1237: return;
1238: p->flags |= TERMP_NOSPACE;
1239: term_word(p, "\\(rB");
1240: }
1241:
1242:
1243: /* ARGSUSED */
1244: static int
1245: termp_xr_pre(DECL_ARGS)
1246: {
1247: const struct mdoc_node *n;
1248:
1249: if (NULL == (n = node->child))
1250: errx(1, "expected text line argument");
1251: term_word(p, n->string);
1252: if (NULL == (n = n->next))
1253: return(0);
1254: p->flags |= TERMP_NOSPACE;
1255: term_word(p, "(");
1256: p->flags |= TERMP_NOSPACE;
1257: term_word(p, n->string);
1258: p->flags |= TERMP_NOSPACE;
1259: term_word(p, ")");
1260: return(0);
1261: }
1262:
1263:
1264: /* ARGSUSED */
1265: static int
1266: termp_vt_pre(DECL_ARGS)
1267: {
1268:
1269: /* FIXME: this can be "type name". */
1270: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1271: return(1);
1272: }
1273:
1274:
1275: /* ARGSUSED */
1276: static void
1277: termp_vt_post(DECL_ARGS)
1278: {
1279:
1280: if (node->sec == SEC_SYNOPSIS)
1281: term_vspace(p);
1282: }
1283:
1284:
1285: /* ARGSUSED */
1286: static int
1287: termp_fd_pre(DECL_ARGS)
1288: {
1289:
1290: /*
1291: * FIXME: this naming is bad. This value is used, in general,
1292: * for the #include header or other preprocessor statement.
1293: */
1294: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
1295: return(1);
1296: }
1297:
1298:
1299: /* ARGSUSED */
1300: static void
1301: termp_fd_post(DECL_ARGS)
1302: {
1303:
1304: if (node->sec != SEC_SYNOPSIS)
1305: return;
1306: term_newln(p);
1307: if (node->next && MDOC_Fd != node->next->tok)
1308: term_vspace(p);
1309: }
1310:
1311:
1312: /* ARGSUSED */
1313: static int
1314: termp_sh_pre(DECL_ARGS)
1315: {
1316:
1317: switch (node->type) {
1318: case (MDOC_HEAD):
1319: term_vspace(p);
1320: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
1321: break;
1322: case (MDOC_BODY):
1323: p->offset = INDENT;
1324: break;
1325: default:
1326: break;
1327: }
1328: return(1);
1329: }
1330:
1331:
1332: /* ARGSUSED */
1333: static void
1334: termp_sh_post(DECL_ARGS)
1335: {
1336:
1337: switch (node->type) {
1338: case (MDOC_HEAD):
1339: term_newln(p);
1340: break;
1341: case (MDOC_BODY):
1342: term_newln(p);
1343: p->offset = 0;
1344: break;
1345: default:
1346: break;
1347: }
1348: }
1349:
1350:
1351: /* ARGSUSED */
1352: static int
1353: termp_op_pre(DECL_ARGS)
1354: {
1355:
1356: switch (node->type) {
1357: case (MDOC_BODY):
1358: term_word(p, "\\(lB");
1359: p->flags |= TERMP_NOSPACE;
1360: break;
1361: default:
1362: break;
1363: }
1364: return(1);
1365: }
1366:
1367:
1368: /* ARGSUSED */
1369: static int
1370: termp_bt_pre(DECL_ARGS)
1371: {
1372:
1373: term_word(p, "is currently in beta test.");
1374: return(1);
1375: }
1376:
1377:
1378: /* ARGSUSED */
1379: static int
1380: termp_lb_pre(DECL_ARGS)
1381: {
1382: const char *lb;
1383:
1384: if (NULL == node->child)
1385: errx(1, "expected text line argument");
1386: if ((lb = mdoc_a2lib(node->child->string))) {
1387: term_word(p, lb);
1388: return(0);
1389: }
1390: term_word(p, "library");
1391: return(1);
1392: }
1393:
1394:
1395: /* ARGSUSED */
1396: static void
1397: termp_lb_post(DECL_ARGS)
1398: {
1399:
1400: term_newln(p);
1401: }
1402:
1403:
1404: /* ARGSUSED */
1405: static int
1406: termp_ud_pre(DECL_ARGS)
1407: {
1408:
1409: term_word(p, "currently under development.");
1410: return(1);
1411: }
1412:
1413:
1414: /* ARGSUSED */
1415: static int
1416: termp_d1_pre(DECL_ARGS)
1417: {
1418:
1419: if (MDOC_BLOCK != node->type)
1420: return(1);
1421: term_newln(p);
1422: p->offset += (pair->offset = INDENT);
1423: return(1);
1424: }
1425:
1426:
1427: /* ARGSUSED */
1428: static void
1429: termp_d1_post(DECL_ARGS)
1430: {
1431:
1432: if (MDOC_BLOCK != node->type)
1433: return;
1434: term_newln(p);
1435: p->offset -= pair->offset;
1436: }
1437:
1438:
1439: /* ARGSUSED */
1440: static int
1441: termp_aq_pre(DECL_ARGS)
1442: {
1443:
1444: if (MDOC_BODY != node->type)
1445: return(1);
1446: term_word(p, "\\(la");
1447: p->flags |= TERMP_NOSPACE;
1448: return(1);
1449: }
1450:
1451:
1452: /* ARGSUSED */
1453: static void
1454: termp_aq_post(DECL_ARGS)
1455: {
1456:
1457: if (MDOC_BODY != node->type)
1458: return;
1459: p->flags |= TERMP_NOSPACE;
1460: term_word(p, "\\(ra");
1461: }
1462:
1463:
1464: /* ARGSUSED */
1465: static int
1466: termp_ft_pre(DECL_ARGS)
1467: {
1468:
1469: if (SEC_SYNOPSIS == node->sec)
1470: if (node->prev && MDOC_Fo == node->prev->tok)
1471: term_vspace(p);
1472: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
1473: return(1);
1474: }
1475:
1476:
1477: /* ARGSUSED */
1478: static void
1479: termp_ft_post(DECL_ARGS)
1480: {
1481:
1482: if (SEC_SYNOPSIS == node->sec)
1483: term_newln(p);
1484: }
1485:
1486:
1487: /* ARGSUSED */
1488: static int
1489: termp_fn_pre(DECL_ARGS)
1490: {
1491: const struct mdoc_node *n;
1492:
1493: if (NULL == node->child)
1494: errx(1, "expected text line arguments");
1495:
1496: /* FIXME: can be "type funcname" "type varname"... */
1497:
1498: p->flags |= ttypes[TTYPE_FUNC_NAME];
1499: term_word(p, node->child->string);
1500: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
1501:
1502: p->flags |= TERMP_NOSPACE;
1503: term_word(p, "(");
1504:
1505: for (n = node->child->next; n; n = n->next) {
1506: p->flags |= ttypes[TTYPE_FUNC_ARG];
1507: term_word(p, n->string);
1508: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1509: if (n->next)
1510: term_word(p, ",");
1511: }
1512:
1513: term_word(p, ")");
1514:
1515: if (SEC_SYNOPSIS == node->sec)
1516: term_word(p, ";");
1517:
1518: return(0);
1519: }
1520:
1521:
1522: /* ARGSUSED */
1523: static void
1524: termp_fn_post(DECL_ARGS)
1525: {
1526:
1527: if (node->sec == SEC_SYNOPSIS && node->next)
1528: term_vspace(p);
1529:
1530: }
1531:
1532:
1533: /* ARGSUSED */
1534: static int
1535: termp_sx_pre(DECL_ARGS)
1536: {
1537:
1538: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
1539: return(1);
1540: }
1541:
1542:
1543: /* ARGSUSED */
1544: static int
1545: termp_fa_pre(DECL_ARGS)
1546: {
1547: struct mdoc_node *n;
1548:
1549: if (node->parent->tok != MDOC_Fo) {
1550: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
1551: return(1);
1552: }
1553:
1554: for (n = node->child; n; n = n->next) {
1555: p->flags |= ttypes[TTYPE_FUNC_ARG];
1556: term_word(p, n->string);
1557: p->flags &= ~ttypes[TTYPE_FUNC_ARG];
1558: if (n->next)
1559: term_word(p, ",");
1560: }
1561:
1562: if (node->child && node->next && node->next->tok == MDOC_Fa)
1563: term_word(p, ",");
1564:
1565: return(0);
1566: }
1567:
1568:
1569: /* ARGSUSED */
1570: static int
1571: termp_va_pre(DECL_ARGS)
1572: {
1573:
1574: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
1575: return(1);
1576: }
1577:
1578:
1579: /* ARGSUSED */
1580: static int
1581: termp_bd_pre(DECL_ARGS)
1582: {
1583: int i, type, ln;
1584:
1585: /*
1586: * This is fairly tricky due primarily to crappy documentation.
1587: * If -ragged or -filled are specified, the block does nothing
1588: * but change the indentation.
1589: *
1590: * If, on the other hand, -unfilled or -literal are specified,
1591: * then the game changes. Text is printed exactly as entered in
1592: * the display: if a macro line, a newline is appended to the
1593: * line. Blank lines are allowed.
1594: */
1595:
1596: if (MDOC_BLOCK == node->type)
1597: return(fmt_block_vspace(p, node, node));
1598: else if (MDOC_BODY != node->type)
1599: return(1);
1600:
1601: if (NULL == node->parent->args)
1602: errx(1, "missing display type");
1603:
1604: pair->offset = p->offset;
1605:
1606: for (type = -1, i = 0;
1607: i < (int)node->parent->args->argc; i++) {
1608: switch (node->parent->args->argv[i].arg) {
1609: case (MDOC_Ragged):
1610: /* FALLTHROUGH */
1611: case (MDOC_Filled):
1612: /* FALLTHROUGH */
1613: case (MDOC_Unfilled):
1614: /* FALLTHROUGH */
1615: case (MDOC_Literal):
1616: type = node->parent->args->argv[i].arg;
1617: i = (int)node->parent->args->argc;
1618: break;
1619: default:
1620: break;
1621: }
1622: }
1623:
1624: if (NULL == node->parent->args)
1625: errx(1, "missing display type");
1626:
1627: i = arg_getattr(MDOC_Offset, node->parent);
1628: if (-1 != i) {
1629: if (1 != node->parent->args->argv[i].sz)
1630: errx(1, "expected single value");
1631: p->offset += arg_offset(&node->parent->args->argv[i]);
1632: }
1633:
1634: switch (type) {
1635: case (MDOC_Literal):
1636: /* FALLTHROUGH */
1637: case (MDOC_Unfilled):
1638: break;
1639: default:
1640: return(1);
1641: }
1642:
1643: /*
1644: * Tricky. Iterate through all children. If we're on a
1645: * different parse line, append a newline and then the contents.
1646: * Ew.
1647: */
1648:
1649: p->flags |= TERMP_LITERAL;
1650: ln = node->child ? node->child->line : 0;
1651:
1652: for (node = node->child; node; node = node->next) {
1653: if (ln < node->line) {
1654: term_flushln(p);
1655: p->flags |= TERMP_NOSPACE;
1656: }
1657: ln = node->line;
1658: print_node(p, pair, meta, node);
1659: }
1660:
1661: return(0);
1662: }
1663:
1664:
1665: /* ARGSUSED */
1666: static void
1667: termp_bd_post(DECL_ARGS)
1668: {
1669:
1670: if (MDOC_BODY != node->type)
1671: return;
1672:
1673: term_flushln(p);
1674: p->flags &= ~TERMP_LITERAL;
1675: p->offset = pair->offset;
1676: p->flags |= TERMP_NOSPACE;
1677: }
1678:
1679:
1680: /* ARGSUSED */
1681: static int
1682: termp_qq_pre(DECL_ARGS)
1683: {
1684:
1685: if (MDOC_BODY != node->type)
1686: return(1);
1687: term_word(p, "\"");
1688: p->flags |= TERMP_NOSPACE;
1689: return(1);
1690: }
1691:
1692:
1693: /* ARGSUSED */
1694: static void
1695: termp_qq_post(DECL_ARGS)
1696: {
1697:
1698: if (MDOC_BODY != node->type)
1699: return;
1700: p->flags |= TERMP_NOSPACE;
1701: term_word(p, "\"");
1702: }
1703:
1704:
1705: /* ARGSUSED */
1706: static int
1707: termp_bsx_pre(DECL_ARGS)
1708: {
1709:
1710: term_word(p, "BSDI BSD/OS");
1711: return(1);
1712: }
1713:
1714:
1715: /* ARGSUSED */
1716: static void
1717: termp_bx_post(DECL_ARGS)
1718: {
1719:
1720: if (node->child)
1721: p->flags |= TERMP_NOSPACE;
1722: term_word(p, "BSD");
1723: }
1724:
1725:
1726: /* FIXME: consolidate the following into termp_system. */
1727:
1728:
1729: /* ARGSUSED */
1730: static int
1731: termp_ox_pre(DECL_ARGS)
1732: {
1733:
1734: term_word(p, "OpenBSD");
1735: return(1);
1736: }
1737:
1738:
1739: /* ARGSUSED */
1740: static int
1741: termp_dx_pre(DECL_ARGS)
1742: {
1743:
1744: term_word(p, "DragonFly");
1745: return(1);
1746: }
1747:
1748:
1749: /* ARGSUSED */
1750: static int
1751: termp_ux_pre(DECL_ARGS)
1752: {
1753:
1754: term_word(p, "UNIX");
1755: return(1);
1756: }
1757:
1758:
1759: /* ARGSUSED */
1760: static int
1761: termp_fx_pre(DECL_ARGS)
1762: {
1763:
1764: term_word(p, "FreeBSD");
1765: return(1);
1766: }
1767:
1768:
1769: /* ARGSUSED */
1770: static int
1771: termp_nx_pre(DECL_ARGS)
1772: {
1773:
1774: term_word(p, "NetBSD");
1775: return(1);
1776: }
1777:
1778:
1779: /* ARGSUSED */
1780: static int
1781: termp_sq_pre(DECL_ARGS)
1782: {
1783:
1784: if (MDOC_BODY != node->type)
1785: return(1);
1786: term_word(p, "\\(oq");
1787: p->flags |= TERMP_NOSPACE;
1788: return(1);
1789: }
1790:
1791:
1792: /* ARGSUSED */
1793: static void
1794: termp_sq_post(DECL_ARGS)
1795: {
1796:
1797: if (MDOC_BODY != node->type)
1798: return;
1799: p->flags |= TERMP_NOSPACE;
1800: term_word(p, "\\(aq");
1801: }
1802:
1803:
1804: /* ARGSUSED */
1805: static int
1806: termp_pf_pre(DECL_ARGS)
1807: {
1808:
1809: p->flags |= TERMP_IGNDELIM;
1810: return(1);
1811: }
1812:
1813:
1814: /* ARGSUSED */
1815: static void
1816: termp_pf_post(DECL_ARGS)
1817: {
1818:
1819: p->flags &= ~TERMP_IGNDELIM;
1820: p->flags |= TERMP_NOSPACE;
1821: }
1822:
1823:
1824: /* ARGSUSED */
1825: static int
1826: termp_ss_pre(DECL_ARGS)
1827: {
1828:
1829: switch (node->type) {
1830: case (MDOC_BLOCK):
1831: term_newln(p);
1832: if (node->prev)
1833: term_vspace(p);
1834: break;
1835: case (MDOC_HEAD):
1836: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
1837: p->offset = INDENT / 2;
1838: break;
1839: default:
1840: break;
1841: }
1842:
1843: return(1);
1844: }
1845:
1846:
1847: /* ARGSUSED */
1848: static void
1849: termp_ss_post(DECL_ARGS)
1850: {
1851:
1852: switch (node->type) {
1853: case (MDOC_HEAD):
1854: term_newln(p);
1855: p->offset = INDENT;
1856: break;
1857: default:
1858: break;
1859: }
1860: }
1861:
1862:
1863: /* ARGSUSED */
1864: static int
1865: termp_pa_pre(DECL_ARGS)
1866: {
1867:
1868: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
1869: return(1);
1870: }
1871:
1872:
1873: /* ARGSUSED */
1874: static int
1875: termp_em_pre(DECL_ARGS)
1876: {
1877:
1878: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
1879: return(1);
1880: }
1881:
1882:
1883: /* ARGSUSED */
1884: static int
1885: termp_cd_pre(DECL_ARGS)
1886: {
1887:
1888: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
1889: term_newln(p);
1890: return(1);
1891: }
1892:
1893:
1894: /* ARGSUSED */
1895: static int
1896: termp_cm_pre(DECL_ARGS)
1897: {
1898:
1899: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
1900: return(1);
1901: }
1902:
1903:
1904: /* ARGSUSED */
1905: static int
1906: termp_ic_pre(DECL_ARGS)
1907: {
1908:
1909: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
1910: return(1);
1911: }
1912:
1913:
1914: /* ARGSUSED */
1915: static int
1916: termp_in_pre(DECL_ARGS)
1917: {
1918:
1919: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
1920: term_word(p, "#include");
1921: term_word(p, "<");
1922: p->flags |= TERMP_NOSPACE;
1923: return(1);
1924: }
1925:
1926:
1927: /* ARGSUSED */
1928: static void
1929: termp_in_post(DECL_ARGS)
1930: {
1931:
1932: p->flags |= TERMP_NOSPACE;
1933: term_word(p, ">");
1934:
1935: term_newln(p);
1936: if (SEC_SYNOPSIS != node->sec)
1937: return;
1938: if (node->next && MDOC_In != node->next->tok)
1939: term_vspace(p);
1940: }
1941:
1942:
1943: /* ARGSUSED */
1944: static int
1945: termp_at_pre(DECL_ARGS)
1946: {
1947: const char *att;
1948:
1949: att = NULL;
1950:
1951: if (node->child)
1952: att = mdoc_a2att(node->child->string);
1953: if (NULL == att)
1954: att = "AT&T UNIX";
1955:
1956: term_word(p, att);
1957: return(0);
1958: }
1959:
1960:
1961: /* ARGSUSED */
1962: static int
1963: termp_brq_pre(DECL_ARGS)
1964: {
1965:
1966: if (MDOC_BODY != node->type)
1967: return(1);
1968: term_word(p, "\\(lC");
1969: p->flags |= TERMP_NOSPACE;
1970: return(1);
1971: }
1972:
1973:
1974: /* ARGSUSED */
1975: static void
1976: termp_brq_post(DECL_ARGS)
1977: {
1978:
1979: if (MDOC_BODY != node->type)
1980: return;
1981: p->flags |= TERMP_NOSPACE;
1982: term_word(p, "\\(rC");
1983: }
1984:
1985:
1986: /* ARGSUSED */
1987: static int
1988: termp_bq_pre(DECL_ARGS)
1989: {
1990:
1991: if (MDOC_BODY != node->type)
1992: return(1);
1993: term_word(p, "\\(lB");
1994: p->flags |= TERMP_NOSPACE;
1995: return(1);
1996: }
1997:
1998:
1999: /* ARGSUSED */
2000: static void
2001: termp_bq_post(DECL_ARGS)
2002: {
2003:
2004: if (MDOC_BODY != node->type)
2005: return;
2006: p->flags |= TERMP_NOSPACE;
2007: term_word(p, "\\(rB");
2008: }
2009:
2010:
2011: /* ARGSUSED */
2012: static int
2013: termp_pq_pre(DECL_ARGS)
2014: {
2015:
2016: if (MDOC_BODY != node->type)
2017: return(1);
2018: term_word(p, "\\&(");
2019: p->flags |= TERMP_NOSPACE;
2020: return(1);
2021: }
2022:
2023:
2024: /* ARGSUSED */
2025: static void
2026: termp_pq_post(DECL_ARGS)
2027: {
2028:
2029: if (MDOC_BODY != node->type)
2030: return;
2031: term_word(p, ")");
2032: }
2033:
2034:
2035: /* ARGSUSED */
2036: static int
2037: termp_fo_pre(DECL_ARGS)
2038: {
2039: const struct mdoc_node *n;
2040:
2041: if (MDOC_BODY == node->type) {
2042: term_word(p, "(");
2043: p->flags |= TERMP_NOSPACE;
2044: return(1);
2045: } else if (MDOC_HEAD != node->type)
2046: return(1);
2047:
2048: /* XXX - groff shows only first parameter */
2049:
2050: p->flags |= ttypes[TTYPE_FUNC_NAME];
2051: for (n = node->child; n; n = n->next) {
2052: if (MDOC_TEXT != n->type)
2053: errx(1, "expected text line argument");
2054: term_word(p, n->string);
2055: }
2056: p->flags &= ~ttypes[TTYPE_FUNC_NAME];
2057:
2058: return(0);
2059: }
2060:
2061:
2062: /* ARGSUSED */
2063: static void
2064: termp_fo_post(DECL_ARGS)
2065: {
2066:
2067: if (MDOC_BODY != node->type)
2068: return;
2069: p->flags |= TERMP_NOSPACE;
2070: term_word(p, ")");
2071: p->flags |= TERMP_NOSPACE;
2072: term_word(p, ";");
2073: term_newln(p);
2074: }
2075:
2076:
2077: /* ARGSUSED */
2078: static int
2079: termp_bf_pre(DECL_ARGS)
2080: {
2081: const struct mdoc_node *n;
2082:
2083: if (MDOC_HEAD == node->type) {
2084: return(0);
2085: } else if (MDOC_BLOCK != node->type)
2086: return(1);
2087:
2088: if (NULL == (n = node->head->child)) {
2089: if (arg_hasattr(MDOC_Emphasis, node))
2090: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2091: else if (arg_hasattr(MDOC_Symbolic, node))
2092: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2093:
2094: return(1);
2095: }
2096:
2097: if (MDOC_TEXT != n->type)
2098: errx(1, "expected text line arguments");
2099:
2100: if (0 == strcmp("Em", n->string))
2101: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2102: else if (0 == strcmp("Sy", n->string))
2103: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
2104:
2105: return(1);
2106: }
2107:
2108:
2109: /* ARGSUSED */
2110: static int
2111: termp_sy_pre(DECL_ARGS)
2112: {
2113:
2114: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
2115: return(1);
2116: }
2117:
2118:
2119: /* ARGSUSED */
2120: static int
2121: termp_ms_pre(DECL_ARGS)
2122: {
2123:
2124: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
2125: return(1);
2126: }
2127:
2128:
2129:
2130: /* ARGSUSED */
2131: static int
2132: termp_sm_pre(DECL_ARGS)
2133: {
2134:
2135: if (NULL == node->child || MDOC_TEXT != node->child->type)
2136: errx(1, "expected boolean line argument");
2137:
2138: if (0 == strcmp("on", node->child->string)) {
2139: p->flags &= ~TERMP_NONOSPACE;
2140: p->flags &= ~TERMP_NOSPACE;
2141: } else
2142: p->flags |= TERMP_NONOSPACE;
2143:
2144: return(0);
2145: }
2146:
2147:
2148: /* ARGSUSED */
2149: static int
2150: termp_ap_pre(DECL_ARGS)
2151: {
2152:
2153: p->flags |= TERMP_NOSPACE;
2154: term_word(p, "\\(aq");
2155: p->flags |= TERMP_NOSPACE;
2156: return(1);
2157: }
2158:
2159:
2160: /* ARGSUSED */
2161: static int
2162: termp__j_pre(DECL_ARGS)
2163: {
2164:
2165: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
2166: return(1);
2167: }
2168:
2169:
2170: /* ARGSUSED */
2171: static int
2172: termp__t_pre(DECL_ARGS)
2173: {
2174:
2175: term_word(p, "\"");
2176: p->flags |= TERMP_NOSPACE;
2177: return(1);
2178: }
2179:
2180:
2181: /* ARGSUSED */
2182: static void
2183: termp__t_post(DECL_ARGS)
2184: {
2185:
2186: p->flags |= TERMP_NOSPACE;
2187: term_word(p, "\"");
2188: termp____post(p, pair, meta, node);
2189: }
2190:
2191:
2192: /* ARGSUSED */
2193: static void
2194: termp____post(DECL_ARGS)
2195: {
2196:
2197: p->flags |= TERMP_NOSPACE;
2198: term_word(p, node->next ? "," : ".");
2199: }
2200:
2201:
2202: /* ARGSUSED */
2203: static int
2204: termp_lk_pre(DECL_ARGS)
2205: {
2206: const struct mdoc_node *n;
2207:
2208: if (NULL == (n = node->child))
2209: errx(1, "expected line argument");
2210:
2211: p->flags |= ttypes[TTYPE_LINK_ANCHOR];
2212: term_word(p, n->string);
2213: p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
2214: p->flags |= TERMP_NOSPACE;
2215: term_word(p, ":");
2216:
2217: p->flags |= ttypes[TTYPE_LINK_TEXT];
2218: for ( ; n; n = n->next) {
2219: term_word(p, n->string);
2220: }
2221: p->flags &= ~ttypes[TTYPE_LINK_TEXT];
2222:
2223: return(0);
2224: }
2225:
2226:
2227: /* ARGSUSED */
2228: static int
2229: termp_mt_pre(DECL_ARGS)
2230: {
2231:
2232: TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
2233: return(1);
2234: }
2235:
2236: