Annotation of mandoc/mandoc-db.c, Revision 1.9
1.9 ! kristaps 1: /* $Id: mandoc-db.c,v 1.8 2011/04/05 14:10:52 kristaps Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
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.
16: */
1.2 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.1 kristaps 21: #include <sys/param.h>
22:
23: #include <assert.h>
24: #ifdef __linux__
25: # include <db_185.h>
26: #else
27: # include <db.h>
28: #endif
29: #include <fcntl.h>
30: #include <getopt.h>
31: #include <stdio.h>
32: #include <stdint.h>
33: #include <stdlib.h>
34: #include <string.h>
35:
36: #include "man.h"
37: #include "mdoc.h"
38: #include "mandoc.h"
39:
40: #define MANDOC_DB "mandoc.db"
1.3 kristaps 41: #define MANDOC_IDX "mandoc.index"
1.2 kristaps 42: #define MANDOC_BUFSZ BUFSIZ
1.3 kristaps 43: #define MANDOC_FLAGS O_CREAT|O_TRUNC|O_RDWR
1.1 kristaps 44:
45: enum type {
46: MANDOC_NONE = 0,
47: MANDOC_NAME,
48: MANDOC_FUNCTION,
49: MANDOC_UTILITY,
50: MANDOC_INCLUDES,
51: MANDOC_VARIABLE
52: };
53:
1.6 kristaps 54: #define MAN_ARGS DB *db, \
55: const char *dbn, \
56: DBT *key, size_t *ksz, \
57: DBT *val, \
58: const struct man_node *n
1.1 kristaps 59: #define MDOC_ARGS DB *db, \
60: const char *dbn, \
61: DBT *key, size_t *ksz, \
62: DBT *val, \
63: const struct mdoc_node *n
64:
65: static void dbt_append(DBT *, size_t *, const char *);
66: static void dbt_appendb(DBT *, size_t *,
67: const void *, size_t);
68: static void dbt_init(DBT *, size_t *);
1.8 kristaps 69: static void dbt_put(DB *, const char *, DBT *, DBT *);
1.1 kristaps 70: static void usage(void);
1.9 ! kristaps 71: static void pman(DB *, const char *, DBT *,
! 72: size_t *, DBT *, struct man *);
1.6 kristaps 73: static int pman_node(MAN_ARGS);
1.9 ! kristaps 74: static void pmdoc(DB *, const char *, DBT *,
! 75: size_t *, DBT *, struct mdoc *);
1.1 kristaps 76: static void pmdoc_node(MDOC_ARGS);
77: static void pmdoc_Fd(MDOC_ARGS);
78: static void pmdoc_In(MDOC_ARGS);
79: static void pmdoc_Fn(MDOC_ARGS);
80: static void pmdoc_Fo(MDOC_ARGS);
81: static void pmdoc_Nm(MDOC_ARGS);
82: static void pmdoc_Vt(MDOC_ARGS);
83:
84: typedef void (*pmdoc_nf)(MDOC_ARGS);
85:
86: static const char *progname;
87:
88: static const pmdoc_nf mdocs[MDOC_MAX] = {
89: NULL, /* Ap */
90: NULL, /* Dd */
91: NULL, /* Dt */
92: NULL, /* Os */
93: NULL, /* Sh */
94: NULL, /* Ss */
95: NULL, /* Pp */
96: NULL, /* D1 */
97: NULL, /* Dl */
98: NULL, /* Bd */
99: NULL, /* Ed */
100: NULL, /* Bl */
101: NULL, /* El */
102: NULL, /* It */
103: NULL, /* Ad */
104: NULL, /* An */
105: NULL, /* Ar */
106: NULL, /* Cd */
107: NULL, /* Cm */
108: NULL, /* Dv */
109: NULL, /* Er */
110: NULL, /* Ev */
111: NULL, /* Ex */
112: NULL, /* Fa */
113: pmdoc_Fd, /* Fd */
114: NULL, /* Fl */
115: pmdoc_Fn, /* Fn */
116: NULL, /* Ft */
117: NULL, /* Ic */
118: pmdoc_In, /* In */
119: NULL, /* Li */
120: NULL, /* Nd */
121: pmdoc_Nm, /* Nm */
122: NULL, /* Op */
123: NULL, /* Ot */
124: NULL, /* Pa */
125: NULL, /* Rv */
126: NULL, /* St */
127: pmdoc_Vt, /* Va */
128: pmdoc_Vt, /* Vt */
129: NULL, /* Xr */
130: NULL, /* %A */
131: NULL, /* %B */
132: NULL, /* %D */
133: NULL, /* %I */
134: NULL, /* %J */
135: NULL, /* %N */
136: NULL, /* %O */
137: NULL, /* %P */
138: NULL, /* %R */
139: NULL, /* %T */
140: NULL, /* %V */
141: NULL, /* Ac */
142: NULL, /* Ao */
143: NULL, /* Aq */
144: NULL, /* At */
145: NULL, /* Bc */
146: NULL, /* Bf */
147: NULL, /* Bo */
148: NULL, /* Bq */
149: NULL, /* Bsx */
150: NULL, /* Bx */
151: NULL, /* Db */
152: NULL, /* Dc */
153: NULL, /* Do */
154: NULL, /* Dq */
155: NULL, /* Ec */
156: NULL, /* Ef */
157: NULL, /* Em */
158: NULL, /* Eo */
159: NULL, /* Fx */
160: NULL, /* Ms */
161: NULL, /* No */
162: NULL, /* Ns */
163: NULL, /* Nx */
164: NULL, /* Ox */
165: NULL, /* Pc */
166: NULL, /* Pf */
167: NULL, /* Po */
168: NULL, /* Pq */
169: NULL, /* Qc */
170: NULL, /* Ql */
171: NULL, /* Qo */
172: NULL, /* Qq */
173: NULL, /* Re */
174: NULL, /* Rs */
175: NULL, /* Sc */
176: NULL, /* So */
177: NULL, /* Sq */
178: NULL, /* Sm */
179: NULL, /* Sx */
180: NULL, /* Sy */
181: NULL, /* Tn */
182: NULL, /* Ux */
183: NULL, /* Xc */
184: NULL, /* Xo */
185: pmdoc_Fo, /* Fo */
186: NULL, /* Fc */
187: NULL, /* Oo */
188: NULL, /* Oc */
189: NULL, /* Bk */
190: NULL, /* Ek */
191: NULL, /* Bt */
192: NULL, /* Hf */
193: NULL, /* Fr */
194: NULL, /* Ud */
195: NULL, /* Lb */
196: NULL, /* Lp */
197: NULL, /* Lk */
198: NULL, /* Mt */
199: NULL, /* Brq */
200: NULL, /* Bro */
201: NULL, /* Brc */
202: NULL, /* %C */
203: NULL, /* Es */
204: NULL, /* En */
205: NULL, /* Dx */
206: NULL, /* %Q */
207: NULL, /* br */
208: NULL, /* sp */
209: NULL, /* %U */
210: NULL, /* Ta */
211: };
212:
213: int
214: main(int argc, char *argv[])
215: {
1.2 kristaps 216: struct mparse *mp; /* parse sequence */
217: struct mdoc *mdoc; /* resulting mdoc */
1.6 kristaps 218: struct man *man; /* resulting man */
1.3 kristaps 219: char *fn;
220: const char *dir; /* result dir (default: cwd) */
221: char ibuf[MAXPATHLEN], /* index fname */
222: ibbuf[MAXPATHLEN], /* index backup fname */
223: fbuf[MAXPATHLEN], /* btree fname */
1.2 kristaps 224: fbbuf[MAXPATHLEN]; /* btree backup fname */
1.1 kristaps 225: int c;
1.9 ! kristaps 226: DB *idx, /* index database */
1.3 kristaps 227: *db; /* keyword database */
228: DBT rkey, rval, /* recno entries */
229: key, val; /* persistent keyword entries */
230: size_t ksz; /* entry buffer size */
231: char vbuf[8];
1.2 kristaps 232: BTREEINFO info; /* btree configuration */
1.3 kristaps 233: recno_t rec;
1.1 kristaps 234: extern int optind;
235: extern char *optarg;
236:
237: progname = strrchr(argv[0], '/');
238: if (progname == NULL)
239: progname = argv[0];
240: else
241: ++progname;
242:
1.3 kristaps 243: dir = "";
1.2 kristaps 244:
1.4 kristaps 245: while (-1 != (c = getopt(argc, argv, "d:")))
1.1 kristaps 246: switch (c) {
1.2 kristaps 247: case ('d'):
248: dir = optarg;
1.1 kristaps 249: break;
250: default:
251: usage();
252: return((int)MANDOCLEVEL_BADARG);
253: }
254:
255: argc -= optind;
256: argv += optind;
257:
258: /*
1.3 kristaps 259: * Set up temporary file-names into which we're going to write
260: * all of our data (both for the index and database). These
261: * will be securely renamed to the real file-names after we've
262: * written all of our data.
1.1 kristaps 263: */
264:
1.3 kristaps 265: ibuf[0] = ibuf[MAXPATHLEN - 2] =
266: ibbuf[0] = ibbuf[MAXPATHLEN - 2] =
267: fbuf[0] = fbuf[MAXPATHLEN - 2] =
268: fbbuf[0] = fbbuf[MAXPATHLEN - 2] = '\0';
1.2 kristaps 269:
270: strlcat(fbuf, dir, MAXPATHLEN);
271: strlcat(fbuf, MANDOC_DB, MAXPATHLEN);
1.3 kristaps 272:
1.2 kristaps 273: strlcat(fbbuf, fbuf, MAXPATHLEN);
274: strlcat(fbbuf, "~", MAXPATHLEN);
275:
1.3 kristaps 276: strlcat(ibuf, dir, MAXPATHLEN);
277: strlcat(ibuf, MANDOC_IDX, MAXPATHLEN);
278:
279: strlcat(ibbuf, ibuf, MAXPATHLEN);
280: strlcat(ibbuf, "~", MAXPATHLEN);
281:
1.2 kristaps 282: if ('\0' != fbuf[MAXPATHLEN - 2] ||
1.3 kristaps 283: '\0' != fbbuf[MAXPATHLEN - 2] ||
284: '\0' != ibuf[MAXPATHLEN - 2] ||
285: '\0' != ibbuf[MAXPATHLEN - 2]) {
286: fprintf(stderr, "%s: Path too long\n", progname);
1.1 kristaps 287: exit((int)MANDOCLEVEL_SYSERR);
288: }
289:
290: /*
1.3 kristaps 291: * For the keyword database, open a BTREE database that allows
292: * duplicates. For the index database, use a standard RECNO
293: * database type.
1.1 kristaps 294: */
295:
296: memset(&info, 0, sizeof(BTREEINFO));
297: info.flags = R_DUP;
1.3 kristaps 298: db = dbopen(fbbuf, MANDOC_FLAGS, 0644, DB_BTREE, &info);
1.1 kristaps 299:
300: if (NULL == db) {
1.2 kristaps 301: perror(fbbuf);
1.1 kristaps 302: exit((int)MANDOCLEVEL_SYSERR);
303: }
304:
1.9 ! kristaps 305: idx = dbopen(ibbuf, MANDOC_FLAGS, 0644, DB_RECNO, NULL);
1.1 kristaps 306:
1.3 kristaps 307: if (NULL == db) {
308: perror(ibbuf);
309: (*db->close)(db);
310: exit((int)MANDOCLEVEL_SYSERR);
311: }
1.1 kristaps 312:
313: /*
314: * Try parsing the manuals given on the command line. If we
315: * totally fail, then just keep on going. Take resulting trees
316: * and push them down into the database code.
1.3 kristaps 317: * Use the auto-parser and don't report any errors.
1.1 kristaps 318: */
319:
1.3 kristaps 320: mp = mparse_alloc(MPARSE_AUTO, MANDOCLEVEL_FATAL, NULL, NULL);
321:
1.1 kristaps 322: memset(&key, 0, sizeof(DBT));
323: memset(&val, 0, sizeof(DBT));
1.3 kristaps 324: memset(&rkey, 0, sizeof(DBT));
325: memset(&rval, 0, sizeof(DBT));
326:
327: val.size = sizeof(vbuf);
328: val.data = vbuf;
329: rkey.size = sizeof(recno_t);
330:
331: rec = 1;
332: ksz = 0;
1.1 kristaps 333:
334: while (NULL != (fn = *argv++)) {
335: mparse_reset(mp);
1.3 kristaps 336:
1.4 kristaps 337: if (mparse_readfd(mp, -1, fn) >= MANDOCLEVEL_FATAL) {
338: fprintf(stderr, "%s: Parse failure\n", fn);
1.1 kristaps 339: continue;
1.4 kristaps 340: }
1.3 kristaps 341:
1.6 kristaps 342: mparse_result(mp, &mdoc, &man);
343: if (NULL == mdoc && NULL == man)
1.3 kristaps 344: continue;
345:
346: rkey.data = &rec;
347: rval.data = fn;
348: rval.size = strlen(fn) + 1;
349:
1.9 ! kristaps 350: if (-1 == (*idx->put)(idx, &rkey, &rval, 0)) {
1.3 kristaps 351: perror(ibbuf);
352: break;
353: }
354:
355: memset(val.data, 0, sizeof(uint32_t));
356: memcpy(val.data + 4, &rec, sizeof(uint32_t));
357:
1.6 kristaps 358: if (mdoc)
1.9 ! kristaps 359: pmdoc(db, fbbuf, &key, &ksz, &val, mdoc);
1.6 kristaps 360: else
1.9 ! kristaps 361: pman(db, fbbuf, &key, &ksz, &val, man);
1.3 kristaps 362: rec++;
1.1 kristaps 363: }
364:
365: (*db->close)(db);
1.9 ! kristaps 366: (*idx->close)(idx);
1.3 kristaps 367:
1.1 kristaps 368: mparse_free(mp);
369:
370: free(key.data);
371:
372: /* Atomically replace the file with our temporary one. */
373:
1.2 kristaps 374: if (-1 == rename(fbbuf, fbuf))
375: perror(fbuf);
1.3 kristaps 376: if (-1 == rename(ibbuf, ibuf))
377: perror(fbuf);
1.1 kristaps 378:
379: return((int)MANDOCLEVEL_OK);
380: }
381:
382: /*
383: * Initialise the stored database key whose data buffer is shared
384: * between uses (as the key must sometimes be constructed from an array
385: * of
386: */
387: static void
388: dbt_init(DBT *key, size_t *ksz)
389: {
390:
391: if (0 == *ksz) {
392: assert(0 == key->size);
393: assert(NULL == key->data);
394: key->data = mandoc_malloc(MANDOC_BUFSZ);
395: *ksz = MANDOC_BUFSZ;
396: }
397:
398: key->size = 0;
399: }
400:
401: /*
402: * Append a binary value to a database entry. This can be invoked
403: * multiple times; the buffer is automatically resized.
404: */
405: static void
406: dbt_appendb(DBT *key, size_t *ksz, const void *cp, size_t sz)
407: {
408:
409: assert(key->data);
410:
411: /* Overshoot by MANDOC_BUFSZ. */
412:
413: while (key->size + sz >= *ksz) {
414: *ksz = key->size + sz + MANDOC_BUFSZ;
415: key->data = mandoc_realloc(key->data, *ksz);
416: }
417:
418: memcpy(key->data + (int)key->size, cp, sz);
419: key->size += sz;
420: }
421:
422: /*
423: * Append a nil-terminated string to the database entry. This can be
424: * invoked multiple times. The database entry will be nil-terminated as
425: * well; if invoked multiple times, a space is put between strings.
426: */
427: static void
428: dbt_append(DBT *key, size_t *ksz, const char *cp)
429: {
430: size_t sz;
431:
432: if (0 == (sz = strlen(cp)))
433: return;
434:
1.3 kristaps 435: assert(key->data);
1.1 kristaps 436:
437: if (key->size)
438: ((char *)key->data)[(int)key->size - 1] = ' ';
439:
1.3 kristaps 440: dbt_appendb(key, ksz, cp, sz + 1);
1.1 kristaps 441: }
442:
443: /* ARGSUSED */
444: static void
445: pmdoc_Fd(MDOC_ARGS)
446: {
447: uint32_t fl;
448: const char *start, *end;
449: size_t sz;
450: char nil;
451:
452: if (SEC_SYNOPSIS != n->sec)
453: return;
454: if (NULL == (n = n->child) || MDOC_TEXT != n->type)
455: return;
1.4 kristaps 456:
457: /*
458: * Only consider those `Fd' macro fields that begin with an
459: * "inclusion" token (versus, e.g., #define).
460: */
1.1 kristaps 461: if (strcmp("#include", n->string))
462: return;
1.4 kristaps 463:
1.1 kristaps 464: if (NULL == (n = n->next) || MDOC_TEXT != n->type)
465: return;
466:
1.4 kristaps 467: /*
468: * Strip away the enclosing angle brackets and make sure we're
469: * not zero-length.
470: */
471:
1.1 kristaps 472: start = n->string;
1.5 kristaps 473: if ('<' == *start || '"' == *start)
1.1 kristaps 474: start++;
475:
476: if (0 == (sz = strlen(start)))
477: return;
478:
479: end = &start[(int)sz - 1];
1.5 kristaps 480: if ('>' == *end || '"' == *end)
1.1 kristaps 481: end--;
482:
483: nil = '\0';
484: dbt_appendb(key, ksz, start, end - start + 1);
485: dbt_appendb(key, ksz, &nil, 1);
486:
487: fl = MANDOC_INCLUDES;
488: memcpy(val->data, &fl, 4);
489: }
490:
491: /* ARGSUSED */
492: static void
493: pmdoc_In(MDOC_ARGS)
494: {
495: uint32_t fl;
496:
497: if (SEC_SYNOPSIS != n->sec)
498: return;
499: if (NULL == n->child || MDOC_TEXT != n->child->type)
500: return;
501:
502: dbt_append(key, ksz, n->child->string);
503: fl = MANDOC_INCLUDES;
504: memcpy(val->data, &fl, 4);
505: }
506:
507: /* ARGSUSED */
508: static void
509: pmdoc_Fn(MDOC_ARGS)
510: {
511: uint32_t fl;
512: const char *cp;
513:
514: if (SEC_SYNOPSIS != n->sec)
515: return;
516: if (NULL == n->child || MDOC_TEXT != n->child->type)
517: return;
518:
519: /* .Fn "struct type *arg" "foo" */
520:
521: cp = strrchr(n->child->string, ' ');
522: if (NULL == cp)
523: cp = n->child->string;
524:
1.4 kristaps 525: /* Strip away pointer symbol. */
1.1 kristaps 526:
527: while ('*' == *cp)
528: cp++;
529:
530: dbt_append(key, ksz, cp);
531: fl = MANDOC_FUNCTION;
532: memcpy(val->data, &fl, 4);
533: }
534:
535: /* ARGSUSED */
536: static void
537: pmdoc_Vt(MDOC_ARGS)
538: {
539: uint32_t fl;
540: const char *start, *end;
541: size_t sz;
542: char nil;
543:
544: if (SEC_SYNOPSIS != n->sec)
545: return;
546: if (MDOC_Vt == n->tok && MDOC_BODY != n->type)
547: return;
1.7 kristaps 548: if (NULL == n->last || MDOC_TEXT != n->last->type)
1.1 kristaps 549: return;
550:
551: /*
1.4 kristaps 552: * Strip away leading pointer symbol '*' and trailing ';'.
1.1 kristaps 553: */
554:
555: start = n->last->string;
556:
557: while ('*' == *start)
558: start++;
559:
560: if (0 == (sz = strlen(start)))
561: return;
562:
563: end = &start[sz - 1];
564: while (end > start && ';' == *end)
565: end--;
566:
567: if (end == start)
568: return;
569:
570: nil = '\0';
571: dbt_appendb(key, ksz, start, end - start + 1);
572: dbt_appendb(key, ksz, &nil, 1);
573: fl = MANDOC_VARIABLE;
574: memcpy(val->data, &fl, 4);
575: }
576:
577: /* ARGSUSED */
578: static void
579: pmdoc_Fo(MDOC_ARGS)
580: {
581: uint32_t fl;
582:
583: if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type)
584: return;
585: if (NULL == n->child || MDOC_TEXT != n->child->type)
586: return;
587:
588: dbt_append(key, ksz, n->child->string);
589: fl = MANDOC_FUNCTION;
590: memcpy(val->data, &fl, 4);
591: }
592:
593: /* ARGSUSED */
594: static void
595: pmdoc_Nm(MDOC_ARGS)
596: {
597: uint32_t fl;
598:
599: if (SEC_NAME == n->sec) {
600: for (n = n->child; n; n = n->next) {
601: if (MDOC_TEXT != n->type)
602: continue;
603: dbt_append(key, ksz, n->string);
604: }
605: fl = MANDOC_NAME;
606: memcpy(val->data, &fl, 4);
607: return;
608: } else if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type)
609: return;
610:
611: for (n = n->child; n; n = n->next) {
612: if (MDOC_TEXT != n->type)
613: continue;
614: dbt_append(key, ksz, n->string);
615: }
616:
617: fl = MANDOC_UTILITY;
618: memcpy(val->data, &fl, 4);
619: }
620:
1.8 kristaps 621: static void
622: dbt_put(DB *db, const char *dbn, DBT *key, DBT *val)
623: {
624:
625: if (0 == key->size)
626: return;
627:
628: assert(key->data);
629: assert(8 == val->size);
630: assert(val->data);
631:
632: if (0 == (*db->put)(db, key, val, 0))
633: return;
634:
635: perror(dbn);
636: exit((int)MANDOCLEVEL_SYSERR);
637: /* NOTREACHED */
638: }
639:
1.1 kristaps 640: /*
641: * Call out to per-macro handlers after clearing the persistent database
642: * key. If the macro sets the database key, flush it to the database.
643: */
644: static void
645: pmdoc_node(MDOC_ARGS)
646: {
647:
648: if (NULL == n)
649: return;
650:
651: switch (n->type) {
652: case (MDOC_HEAD):
653: /* FALLTHROUGH */
654: case (MDOC_BODY):
655: /* FALLTHROUGH */
656: case (MDOC_TAIL):
657: /* FALLTHROUGH */
658: case (MDOC_BLOCK):
659: /* FALLTHROUGH */
660: case (MDOC_ELEM):
661: if (NULL == mdocs[n->tok])
662: break;
663:
664: dbt_init(key, ksz);
665: (*mdocs[n->tok])(db, dbn, key, ksz, val, n);
666:
1.8 kristaps 667: dbt_put(db, dbn, key, val);
668: break;
1.1 kristaps 669: default:
670: break;
671: }
672:
673: pmdoc_node(db, dbn, key, ksz, val, n->child);
674: pmdoc_node(db, dbn, key, ksz, val, n->next);
675: }
1.6 kristaps 676:
677: static int
678: pman_node(MAN_ARGS)
679: {
680: const struct man_node *head, *body;
1.8 kristaps 681: const char *start;
1.6 kristaps 682: char nil;
1.8 kristaps 683: size_t sz;
1.6 kristaps 684: uint32_t fl;
685:
686: if (NULL == n)
687: return(0);
688:
689: /*
690: * We're only searching for one thing: the first text child in
691: * the BODY of a NAME section. Since we don't keep track of
692: * sections in -man, run some hoops to find out whether we're in
693: * the correct section or not.
694: */
695:
696: if (MAN_BODY == n->type && MAN_SH == n->tok) {
697: body = n;
698: assert(body->parent);
699: if (NULL != (head = body->parent->head) &&
700: 1 == head->nchild &&
701: NULL != (head = (head->child)) &&
702: MAN_TEXT == head->type &&
703: 0 == strcmp(head->string, "NAME") &&
704: NULL != (body = body->child) &&
705: MAN_TEXT == body->type) {
706: nil = '\0';
707:
1.8 kristaps 708: fl = MANDOC_NAME;
709: memcpy(val->data, &fl, 4);
710:
1.6 kristaps 711: start = body->string;
712:
1.8 kristaps 713: /*
714: * Go through a special heuristic dance here.
715: * This is why -man manuals are great!
716: * Conventionally, one or more manual names are
717: * comma-specified prior to a whitespace, then a
718: * dash, then a description. Try to puzzle out
719: * the name parts here.
720: */
721:
722: while (start) {
723: sz = strcspn(start, " ,");
724: if ('\0' == start[(int)sz])
725: break;
726:
727: dbt_init(key, ksz);
728: dbt_appendb(key, ksz, start, sz);
729: dbt_appendb(key, ksz, &nil, 1);
730:
731: dbt_put(db, dbn, key, val);
732:
733: if (' ' == start[(int)sz])
734: break;
735:
736: assert(',' == start[(int)sz]);
737: start += (int)sz + 1;
738: while (' ' == *start)
739: start++;
740: }
741:
1.6 kristaps 742: return(1);
743: }
744: }
745:
746: if (pman_node(db, dbn, key, ksz, val, n->child))
747: return(1);
748: if (pman_node(db, dbn, key, ksz, val, n->next))
749: return(1);
750:
751: return(0);
752: }
753:
754: static void
1.9 ! kristaps 755: pman(DB *db, const char *dbn, DBT *key,
! 756: size_t *ksz, DBT *val, struct man *m)
1.6 kristaps 757: {
758:
759: pman_node(db, dbn, key, ksz, val, man_node(m));
760: }
761:
1.1 kristaps 762:
763: static void
1.9 ! kristaps 764: pmdoc(DB *db, const char *dbn, DBT *key,
! 765: size_t *ksz, DBT *val, struct mdoc *m)
1.1 kristaps 766: {
767:
768: pmdoc_node(db, dbn, key, ksz, val, mdoc_node(m));
769: }
770:
771: static void
772: usage(void)
773: {
774:
775: fprintf(stderr, "usage: %s "
1.2 kristaps 776: "[-d path] "
1.1 kristaps 777: "[file...]\n",
778: progname);
779: }
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