Annotation of src/usr.bin/mandoc/mandocdb.c, Revision 1.48
1.48 ! schwarze 1: /* $Id: mandocdb.c,v 1.47 2013/12/31 00:40:19 schwarze Exp $ */
1.1 schwarze 2: /*
1.47 schwarze 3: * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
4: * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
1.47 schwarze 18: #include <sys/stat.h>
1.1 schwarze 19:
20: #include <assert.h>
1.33 schwarze 21: #include <ctype.h>
1.34 schwarze 22: #include <errno.h>
1.1 schwarze 23: #include <fcntl.h>
1.47 schwarze 24: #include <fts.h>
1.1 schwarze 25: #include <getopt.h>
1.44 schwarze 26: #include <limits.h>
1.47 schwarze 27: #include <stddef.h>
1.1 schwarze 28: #include <stdio.h>
29: #include <stdint.h>
30: #include <stdlib.h>
31: #include <string.h>
1.14 schwarze 32: #include <unistd.h>
1.1 schwarze 33:
1.47 schwarze 34: #include <ohash.h>
35: #include <sqlite3.h>
36:
37: #include "mdoc.h"
1.1 schwarze 38: #include "man.h"
39: #include "mandoc.h"
1.10 schwarze 40: #include "manpath.h"
1.47 schwarze 41: #include "mansearch.h"
1.1 schwarze 42:
1.47 schwarze 43: #define SQL_EXEC(_v) \
44: if (SQLITE_OK != sqlite3_exec(db, (_v), NULL, NULL, NULL)) \
45: fprintf(stderr, "%s\n", sqlite3_errmsg(db))
46: #define SQL_BIND_TEXT(_s, _i, _v) \
47: if (SQLITE_OK != sqlite3_bind_text \
48: ((_s), (_i)++, (_v), -1, SQLITE_STATIC)) \
49: fprintf(stderr, "%s\n", sqlite3_errmsg(db))
50: #define SQL_BIND_INT(_s, _i, _v) \
51: if (SQLITE_OK != sqlite3_bind_int \
52: ((_s), (_i)++, (_v))) \
53: fprintf(stderr, "%s\n", sqlite3_errmsg(db))
54: #define SQL_BIND_INT64(_s, _i, _v) \
55: if (SQLITE_OK != sqlite3_bind_int64 \
56: ((_s), (_i)++, (_v))) \
57: fprintf(stderr, "%s\n", sqlite3_errmsg(db))
58: #define SQL_STEP(_s) \
59: if (SQLITE_DONE != sqlite3_step((_s))) \
60: fprintf(stderr, "%s\n", sqlite3_errmsg(db))
1.1 schwarze 61:
1.47 schwarze 62: enum op {
63: OP_DEFAULT = 0, /* new dbs from dir list or default config */
64: OP_CONFFILE, /* new databases from custom config file */
65: OP_UPDATE, /* delete/add entries in existing database */
66: OP_DELETE, /* delete entries from existing database */
67: OP_TEST /* change no databases, report potential problems */
68: };
1.11 schwarze 69:
1.47 schwarze 70: enum form {
71: FORM_NONE, /* format is unknown */
72: FORM_SRC, /* format is -man or -mdoc */
73: FORM_CAT /* format is cat */
74: };
1.28 schwarze 75:
1.47 schwarze 76: struct str {
77: char *utf8; /* key in UTF-8 form */
78: const struct mpage *mpage; /* if set, the owning parse */
79: uint64_t mask; /* bitmask in sequence */
80: char key[]; /* the string itself */
1.28 schwarze 81: };
82:
1.47 schwarze 83: struct inodev {
84: ino_t st_ino;
85: dev_t st_dev;
86: };
1.28 schwarze 87:
1.47 schwarze 88: struct mpage {
89: struct inodev inodev; /* used for hashing routine */
90: enum form form; /* format from file content */
91: char *sec; /* section from file content */
92: char *arch; /* architecture from file content */
93: char *title; /* title from file content */
94: char *desc; /* description from file content */
95: struct mlink *mlinks; /* singly linked list */
1.28 schwarze 96: };
97:
1.47 schwarze 98: struct mlink {
99: char file[PATH_MAX]; /* filename rel. to manpath */
100: enum form dform; /* format from directory */
101: enum form fform; /* format from file name suffix */
102: char *dsec; /* section from directory */
103: char *arch; /* architecture from directory */
104: char *name; /* name from file name (not empty) */
105: char *fsec; /* section from file name suffix */
106: struct mlink *next; /* singly linked list */
1.2 schwarze 107: };
108:
1.47 schwarze 109: struct title {
110: char *title; /* name(sec/arch) given inside the file */
111: char *file; /* file name in case of mismatch */
1.1 schwarze 112: };
113:
1.47 schwarze 114: enum stmt {
115: STMT_DELETE_PAGE = 0, /* delete mpage */
116: STMT_INSERT_PAGE, /* insert mpage */
117: STMT_INSERT_LINK, /* insert mlink */
118: STMT_INSERT_KEY, /* insert parsed key */
119: STMT__MAX
1.1 schwarze 120: };
121:
1.47 schwarze 122: typedef int (*mdoc_fp)(struct mpage *, const struct mdoc_node *);
1.1 schwarze 123:
1.19 schwarze 124: struct mdoc_handler {
1.47 schwarze 125: mdoc_fp fp; /* optional handler */
126: uint64_t mask; /* set unless handler returns 0 */
1.19 schwarze 127: };
128:
1.47 schwarze 129: static void dbclose(int);
130: static void dbindex(const struct mpage *, struct mchars *);
131: static int dbopen(int);
132: static void dbprune(void);
133: static void filescan(const char *);
134: static void *hash_alloc(size_t, void *);
135: static void hash_free(void *, size_t, void *);
136: static void *hash_halloc(size_t, void *);
137: static void mlink_add(struct mlink *, const struct stat *);
138: static void mlink_free(struct mlink *);
139: static void mlinks_undupe(struct mpage *);
140: static void mpages_free(void);
141: static void mpages_merge(struct mchars *, struct mparse *, int);
142: static void parse_cat(struct mpage *);
143: static void parse_man(struct mpage *, const struct man_node *);
144: static void parse_mdoc(struct mpage *, const struct mdoc_node *);
145: static int parse_mdoc_body(struct mpage *, const struct mdoc_node *);
146: static int parse_mdoc_head(struct mpage *, const struct mdoc_node *);
147: static int parse_mdoc_Fd(struct mpage *, const struct mdoc_node *);
148: static int parse_mdoc_Fn(struct mpage *, const struct mdoc_node *);
149: static int parse_mdoc_In(struct mpage *, const struct mdoc_node *);
150: static int parse_mdoc_Nd(struct mpage *, const struct mdoc_node *);
151: static int parse_mdoc_Nm(struct mpage *, const struct mdoc_node *);
152: static int parse_mdoc_Sh(struct mpage *, const struct mdoc_node *);
153: static int parse_mdoc_St(struct mpage *, const struct mdoc_node *);
154: static int parse_mdoc_Xr(struct mpage *, const struct mdoc_node *);
155: static void putkey(const struct mpage *,
156: const char *, uint64_t);
157: static void putkeys(const struct mpage *,
158: const char *, size_t, uint64_t);
159: static void putmdockey(const struct mpage *,
160: const struct mdoc_node *, uint64_t);
161: static void say(const char *, const char *, ...);
162: static int set_basedir(const char *);
163: static int treescan(void);
164: static size_t utf8(unsigned int, char [7]);
165: static void utf8key(struct mchars *, struct str *);
166:
167: static char *progname;
168: static int use_all; /* use all found files */
169: static int nodb; /* no database changes */
170: static int verb; /* print what we're doing */
171: static int warnings; /* warn about crap */
172: static int exitcode; /* to be returned by main */
173: static enum op op; /* operational mode */
174: static char basedir[PATH_MAX]; /* current base directory */
175: static struct ohash mpages; /* table of distinct manual pages */
176: static struct ohash mlinks; /* table of directory entries */
177: static struct ohash strings; /* table of all strings */
178: static sqlite3 *db = NULL; /* current database */
179: static sqlite3_stmt *stmts[STMT__MAX]; /* current statements */
180:
1.19 schwarze 181: static const struct mdoc_handler mdocs[MDOC_MAX] = {
1.47 schwarze 182: { NULL, 0 }, /* Ap */
183: { NULL, 0 }, /* Dd */
184: { NULL, 0 }, /* Dt */
185: { NULL, 0 }, /* Os */
186: { parse_mdoc_Sh, TYPE_Sh }, /* Sh */
187: { parse_mdoc_head, TYPE_Ss }, /* Ss */
188: { NULL, 0 }, /* Pp */
189: { NULL, 0 }, /* D1 */
190: { NULL, 0 }, /* Dl */
191: { NULL, 0 }, /* Bd */
192: { NULL, 0 }, /* Ed */
193: { NULL, 0 }, /* Bl */
194: { NULL, 0 }, /* El */
195: { NULL, 0 }, /* It */
196: { NULL, 0 }, /* Ad */
197: { NULL, TYPE_An }, /* An */
198: { NULL, TYPE_Ar }, /* Ar */
199: { NULL, TYPE_Cd }, /* Cd */
200: { NULL, TYPE_Cm }, /* Cm */
201: { NULL, TYPE_Dv }, /* Dv */
202: { NULL, TYPE_Er }, /* Er */
203: { NULL, TYPE_Ev }, /* Ev */
204: { NULL, 0 }, /* Ex */
205: { NULL, TYPE_Fa }, /* Fa */
206: { parse_mdoc_Fd, 0 }, /* Fd */
207: { NULL, TYPE_Fl }, /* Fl */
208: { parse_mdoc_Fn, 0 }, /* Fn */
209: { NULL, TYPE_Ft }, /* Ft */
210: { NULL, TYPE_Ic }, /* Ic */
211: { parse_mdoc_In, TYPE_In }, /* In */
212: { NULL, TYPE_Li }, /* Li */
213: { parse_mdoc_Nd, TYPE_Nd }, /* Nd */
214: { parse_mdoc_Nm, TYPE_Nm }, /* Nm */
215: { NULL, 0 }, /* Op */
216: { NULL, 0 }, /* Ot */
217: { NULL, TYPE_Pa }, /* Pa */
218: { NULL, 0 }, /* Rv */
219: { parse_mdoc_St, 0 }, /* St */
220: { NULL, TYPE_Va }, /* Va */
221: { parse_mdoc_body, TYPE_Va }, /* Vt */
222: { parse_mdoc_Xr, 0 }, /* Xr */
223: { NULL, 0 }, /* %A */
224: { NULL, 0 }, /* %B */
225: { NULL, 0 }, /* %D */
226: { NULL, 0 }, /* %I */
227: { NULL, 0 }, /* %J */
228: { NULL, 0 }, /* %N */
229: { NULL, 0 }, /* %O */
230: { NULL, 0 }, /* %P */
231: { NULL, 0 }, /* %R */
232: { NULL, 0 }, /* %T */
233: { NULL, 0 }, /* %V */
234: { NULL, 0 }, /* Ac */
235: { NULL, 0 }, /* Ao */
236: { NULL, 0 }, /* Aq */
237: { NULL, TYPE_At }, /* At */
238: { NULL, 0 }, /* Bc */
239: { NULL, 0 }, /* Bf */
240: { NULL, 0 }, /* Bo */
241: { NULL, 0 }, /* Bq */
242: { NULL, TYPE_Bsx }, /* Bsx */
243: { NULL, TYPE_Bx }, /* Bx */
244: { NULL, 0 }, /* Db */
245: { NULL, 0 }, /* Dc */
246: { NULL, 0 }, /* Do */
247: { NULL, 0 }, /* Dq */
248: { NULL, 0 }, /* Ec */
249: { NULL, 0 }, /* Ef */
250: { NULL, TYPE_Em }, /* Em */
251: { NULL, 0 }, /* Eo */
252: { NULL, TYPE_Fx }, /* Fx */
253: { NULL, TYPE_Ms }, /* Ms */
254: { NULL, 0 }, /* No */
255: { NULL, 0 }, /* Ns */
256: { NULL, TYPE_Nx }, /* Nx */
257: { NULL, TYPE_Ox }, /* Ox */
258: { NULL, 0 }, /* Pc */
259: { NULL, 0 }, /* Pf */
260: { NULL, 0 }, /* Po */
261: { NULL, 0 }, /* Pq */
262: { NULL, 0 }, /* Qc */
263: { NULL, 0 }, /* Ql */
264: { NULL, 0 }, /* Qo */
265: { NULL, 0 }, /* Qq */
266: { NULL, 0 }, /* Re */
267: { NULL, 0 }, /* Rs */
268: { NULL, 0 }, /* Sc */
269: { NULL, 0 }, /* So */
270: { NULL, 0 }, /* Sq */
271: { NULL, 0 }, /* Sm */
272: { NULL, 0 }, /* Sx */
273: { NULL, TYPE_Sy }, /* Sy */
274: { NULL, TYPE_Tn }, /* Tn */
275: { NULL, 0 }, /* Ux */
276: { NULL, 0 }, /* Xc */
277: { NULL, 0 }, /* Xo */
278: { parse_mdoc_head, 0 }, /* Fo */
279: { NULL, 0 }, /* Fc */
280: { NULL, 0 }, /* Oo */
281: { NULL, 0 }, /* Oc */
282: { NULL, 0 }, /* Bk */
283: { NULL, 0 }, /* Ek */
284: { NULL, 0 }, /* Bt */
285: { NULL, 0 }, /* Hf */
286: { NULL, 0 }, /* Fr */
287: { NULL, 0 }, /* Ud */
288: { NULL, TYPE_Lb }, /* Lb */
289: { NULL, 0 }, /* Lp */
290: { NULL, TYPE_Lk }, /* Lk */
291: { NULL, TYPE_Mt }, /* Mt */
292: { NULL, 0 }, /* Brq */
293: { NULL, 0 }, /* Bro */
294: { NULL, 0 }, /* Brc */
295: { NULL, 0 }, /* %C */
296: { NULL, 0 }, /* Es */
297: { NULL, 0 }, /* En */
298: { NULL, TYPE_Dx }, /* Dx */
299: { NULL, 0 }, /* %Q */
300: { NULL, 0 }, /* br */
301: { NULL, 0 }, /* sp */
302: { NULL, 0 }, /* %U */
303: { NULL, 0 }, /* Ta */
1.1 schwarze 304: };
305:
306: int
1.3 schwarze 307: mandocdb(int argc, char *argv[])
1.1 schwarze 308: {
1.47 schwarze 309: int ch, i;
310: size_t j, sz;
311: const char *path_arg;
312: struct mchars *mc;
313: struct manpaths dirs;
314: struct mparse *mp;
315: struct ohash_info mpages_info, mlinks_info;
316:
317: memset(stmts, 0, STMT__MAX * sizeof(sqlite3_stmt *));
318: memset(&dirs, 0, sizeof(struct manpaths));
319:
320: mpages_info.alloc = mlinks_info.alloc = hash_alloc;
321: mpages_info.halloc = mlinks_info.halloc = hash_halloc;
322: mpages_info.hfree = mlinks_info.hfree = hash_free;
323:
324: mpages_info.key_offset = offsetof(struct mpage, inodev);
325: mlinks_info.key_offset = offsetof(struct mlink, file);
1.1 schwarze 326:
327: progname = strrchr(argv[0], '/');
328: if (progname == NULL)
329: progname = argv[0];
330: else
331: ++progname;
332:
1.47 schwarze 333: /*
334: * We accept a few different invocations.
335: * The CHECKOP macro makes sure that invocation styles don't
336: * clobber each other.
337: */
338: #define CHECKOP(_op, _ch) do \
339: if (OP_DEFAULT != (_op)) { \
340: fprintf(stderr, "-%c: Conflicting option\n", (_ch)); \
341: goto usage; \
342: } while (/*CONSTCOND*/0)
1.10 schwarze 343:
1.47 schwarze 344: path_arg = NULL;
1.28 schwarze 345: op = OP_DEFAULT;
1.1 schwarze 346:
1.47 schwarze 347: while (-1 != (ch = getopt(argc, argv, "aC:d:ntu:vW")))
1.1 schwarze 348: switch (ch) {
1.6 schwarze 349: case ('a'):
350: use_all = 1;
351: break;
1.25 schwarze 352: case ('C'):
1.47 schwarze 353: CHECKOP(op, ch);
354: path_arg = optarg;
1.28 schwarze 355: op = OP_CONFFILE;
1.25 schwarze 356: break;
1.1 schwarze 357: case ('d'):
1.47 schwarze 358: CHECKOP(op, ch);
359: path_arg = optarg;
1.2 schwarze 360: op = OP_UPDATE;
1.1 schwarze 361: break;
1.47 schwarze 362: case ('n'):
363: nodb = 1;
364: break;
1.28 schwarze 365: case ('t'):
1.47 schwarze 366: CHECKOP(op, ch);
1.28 schwarze 367: dup2(STDOUT_FILENO, STDERR_FILENO);
368: op = OP_TEST;
1.47 schwarze 369: nodb = warnings = 1;
1.28 schwarze 370: break;
1.2 schwarze 371: case ('u'):
1.47 schwarze 372: CHECKOP(op, ch);
373: path_arg = optarg;
1.1 schwarze 374: op = OP_DELETE;
375: break;
376: case ('v'):
377: verb++;
378: break;
1.28 schwarze 379: case ('W'):
380: warnings = 1;
381: break;
1.1 schwarze 382: default:
1.28 schwarze 383: goto usage;
1.1 schwarze 384: }
385:
386: argc -= optind;
387: argv += optind;
388:
1.28 schwarze 389: if (OP_CONFFILE == op && argc > 0) {
1.47 schwarze 390: fprintf(stderr, "-C: Too many arguments\n");
1.28 schwarze 391: goto usage;
392: }
393:
1.47 schwarze 394: exitcode = (int)MANDOCLEVEL_OK;
395: mp = mparse_alloc(MPARSE_AUTO,
396: MANDOCLEVEL_FATAL, NULL, NULL, NULL);
397: mc = mchars_alloc();
1.2 schwarze 398:
1.47 schwarze 399: ohash_init(&mpages, 6, &mpages_info);
400: ohash_init(&mlinks, 6, &mlinks_info);
1.2 schwarze 401:
1.47 schwarze 402: if (OP_UPDATE == op || OP_DELETE == op || OP_TEST == op) {
403: /*
404: * Force processing all files.
405: */
406: use_all = 1;
1.2 schwarze 407:
1.47 schwarze 408: /*
409: * All of these deal with a specific directory.
410: * Jump into that directory then collect files specified
411: * on the command-line.
412: */
413: if (0 == set_basedir(path_arg))
414: goto out;
415: for (i = 0; i < argc; i++)
416: filescan(argv[i]);
417: if (0 == dbopen(1))
418: goto out;
419: if (OP_TEST != op)
420: dbprune();
421: if (OP_DELETE != op)
422: mpages_merge(mc, mp, 0);
423: dbclose(1);
424: } else {
425: /*
426: * If we have arguments, use them as our manpaths.
427: * If we don't, grok from manpath(1) or however else
428: * manpath_parse() wants to do it.
429: */
430: if (argc > 0) {
431: dirs.paths = mandoc_calloc
432: (argc, sizeof(char *));
433: dirs.sz = (size_t)argc;
434: for (i = 0; i < argc; i++)
435: dirs.paths[i] = mandoc_strdup(argv[i]);
436: } else
437: manpath_parse(&dirs, path_arg, NULL, NULL);
1.2 schwarze 438:
1.47 schwarze 439: /*
440: * First scan the tree rooted at a base directory, then
441: * build a new database and finally move it into place.
442: * Ignore zero-length directories and strip trailing
443: * slashes.
444: */
445: for (j = 0; j < dirs.sz; j++) {
446: sz = strlen(dirs.paths[j]);
447: if (sz && '/' == dirs.paths[j][sz - 1])
448: dirs.paths[j][--sz] = '\0';
449: if (0 == sz)
450: continue;
1.2 schwarze 451:
1.47 schwarze 452: if (j) {
453: ohash_init(&mpages, 6, &mpages_info);
454: ohash_init(&mlinks, 6, &mlinks_info);
455: }
1.1 schwarze 456:
1.47 schwarze 457: if (0 == set_basedir(dirs.paths[j]))
458: goto out;
459: if (0 == treescan())
460: goto out;
461: if (0 == set_basedir(dirs.paths[j]))
462: goto out;
463: if (0 == dbopen(0))
464: goto out;
1.41 deraadt 465:
1.47 schwarze 466: mpages_merge(mc, mp, warnings && !use_all);
467: dbclose(0);
1.28 schwarze 468:
1.47 schwarze 469: if (j + 1 < dirs.sz) {
470: mpages_free();
471: ohash_delete(&mpages);
472: ohash_delete(&mlinks);
473: }
1.2 schwarze 474: }
1.47 schwarze 475: }
476: out:
477: set_basedir(NULL);
478: manpath_free(&dirs);
479: mchars_free(mc);
480: mparse_free(mp);
481: mpages_free();
482: ohash_delete(&mpages);
483: ohash_delete(&mlinks);
484: return(exitcode);
485: usage:
486: fprintf(stderr, "usage: %s [-anvW] [-C file]\n"
487: " %s [-anvW] dir ...\n"
488: " %s [-nvW] -d dir [file ...]\n"
489: " %s [-nvW] -u dir [file ...]\n"
490: " %s -t file ...\n",
491: progname, progname, progname,
492: progname, progname);
1.1 schwarze 493:
1.47 schwarze 494: return((int)MANDOCLEVEL_BADARG);
495: }
1.1 schwarze 496:
1.47 schwarze 497: /*
498: * Scan a directory tree rooted at "basedir" for manpages.
499: * We use fts(), scanning directory parts along the way for clues to our
500: * section and architecture.
501: *
502: * If use_all has been specified, grok all files.
503: * If not, sanitise paths to the following:
504: *
505: * [./]man*[/<arch>]/<name>.<section>
506: * or
507: * [./]cat<section>[/<arch>]/<name>.0
508: *
509: * TODO: accomodate for multi-language directories.
510: */
511: static int
512: treescan(void)
513: {
514: FTS *f;
515: FTSENT *ff;
516: struct mlink *mlink;
517: int dform;
518: char *fsec;
519: const char *dsec, *arch, *cp, *path;
520: const char *argv[2];
1.1 schwarze 521:
1.47 schwarze 522: argv[0] = ".";
523: argv[1] = (char *)NULL;
1.1 schwarze 524:
1.47 schwarze 525: /*
526: * Walk through all components under the directory, using the
527: * logical descent of files.
528: */
529: f = fts_open((char * const *)argv, FTS_LOGICAL, NULL);
530: if (NULL == f) {
531: exitcode = (int)MANDOCLEVEL_SYSERR;
532: say("", NULL);
533: return(0);
534: }
1.2 schwarze 535:
1.47 schwarze 536: dsec = arch = NULL;
537: dform = FORM_NONE;
1.2 schwarze 538:
1.47 schwarze 539: while (NULL != (ff = fts_read(f))) {
540: path = ff->fts_path + 2;
1.15 schwarze 541: /*
1.47 schwarze 542: * If we're a regular file, add an mlink by using the
543: * stored directory data and handling the filename.
1.15 schwarze 544: */
1.47 schwarze 545: if (FTS_F == ff->fts_info) {
546: if (0 == strcmp(path, MANDOC_DB))
547: continue;
548: if ( ! use_all && ff->fts_level < 2) {
549: if (warnings)
550: say(path, "Extraneous file");
551: continue;
552: } else if (NULL == (fsec =
553: strrchr(ff->fts_name, '.'))) {
554: if ( ! use_all) {
555: if (warnings)
556: say(path,
557: "No filename suffix");
558: continue;
559: }
560: } else if (0 == strcmp(++fsec, "html")) {
561: if (warnings)
562: say(path, "Skip html");
563: continue;
564: } else if (0 == strcmp(fsec, "gz")) {
565: if (warnings)
566: say(path, "Skip gz");
567: continue;
568: } else if (0 == strcmp(fsec, "ps")) {
569: if (warnings)
570: say(path, "Skip ps");
571: continue;
572: } else if (0 == strcmp(fsec, "pdf")) {
573: if (warnings)
574: say(path, "Skip pdf");
575: continue;
576: } else if ( ! use_all &&
577: ((FORM_SRC == dform && strcmp(fsec, dsec)) ||
578: (FORM_CAT == dform && strcmp(fsec, "0")))) {
579: if (warnings)
580: say(path, "Wrong filename suffix");
581: continue;
582: } else
583: fsec[-1] = '\0';
584: mlink = mandoc_calloc(1, sizeof(struct mlink));
585: strlcpy(mlink->file, path, sizeof(mlink->file));
586: mlink->dform = dform;
587: if (NULL != dsec)
588: mlink->dsec = mandoc_strdup(dsec);
589: if (NULL != arch)
590: mlink->arch = mandoc_strdup(arch);
591: mlink->name = mandoc_strdup(ff->fts_name);
592: if (NULL != fsec)
593: mlink->fsec = mandoc_strdup(fsec);
594: mlink_add(mlink, ff->fts_statp);
595: continue;
596: } else if (FTS_D != ff->fts_info &&
597: FTS_DP != ff->fts_info) {
598: if (warnings)
599: say(path, "Not a regular file");
600: continue;
601: }
602:
603: switch (ff->fts_level) {
604: case (0):
605: /* Ignore the root directory. */
606: break;
607: case (1):
608: /*
609: * This might contain manX/ or catX/.
610: * Try to infer this from the name.
611: * If we're not in use_all, enforce it.
612: */
613: dsec = NULL;
614: dform = FORM_NONE;
615: cp = ff->fts_name;
616: if (FTS_DP == ff->fts_info)
617: break;
1.15 schwarze 618:
1.47 schwarze 619: if (0 == strncmp(cp, "man", 3)) {
620: dform = FORM_SRC;
621: dsec = cp + 3;
622: } else if (0 == strncmp(cp, "cat", 3)) {
623: dform = FORM_CAT;
624: dsec = cp + 3;
1.26 schwarze 625: }
1.47 schwarze 626:
627: if (NULL != dsec || use_all)
628: break;
629:
630: if (warnings)
631: say(path, "Unknown directory part");
632: fts_set(f, ff, FTS_SKIP);
633: break;
634: case (2):
635: /*
636: * Possibly our architecture.
637: * If we're descending, keep tabs on it.
638: */
639: arch = NULL;
640: if (FTS_DP != ff->fts_info && NULL != dsec)
641: arch = ff->fts_name;
642: break;
643: default:
644: if (FTS_DP == ff->fts_info || use_all)
645: break;
646: if (warnings)
647: say(path, "Extraneous directory part");
648: fts_set(f, ff, FTS_SKIP);
649: break;
1.14 schwarze 650: }
1.47 schwarze 651: }
652:
653: fts_close(f);
654: return(1);
655: }
1.1 schwarze 656:
1.47 schwarze 657: /*
658: * Add a file to the mlinks table.
659: * Do not verify that it's a "valid" looking manpage (we'll do that
660: * later).
661: *
662: * Try to infer the manual section, architecture, and page name from the
663: * path, assuming it looks like
664: *
665: * [./]man*[/<arch>]/<name>.<section>
666: * or
667: * [./]cat<section>[/<arch>]/<name>.0
668: *
669: * See treescan() for the fts(3) version of this.
670: */
671: static void
672: filescan(const char *file)
673: {
674: char buf[PATH_MAX];
675: struct stat st;
676: struct mlink *mlink;
677: char *p, *start;
678:
679: assert(use_all);
680:
681: if (0 == strncmp(file, "./", 2))
682: file += 2;
683:
684: if (NULL == realpath(file, buf)) {
685: exitcode = (int)MANDOCLEVEL_BADARG;
686: say(file, NULL);
687: return;
688: } else if (OP_TEST != op && strstr(buf, basedir) != buf) {
689: exitcode = (int)MANDOCLEVEL_BADARG;
690: say("", "%s: outside base directory", buf);
691: return;
692: } else if (-1 == stat(buf, &st)) {
693: exitcode = (int)MANDOCLEVEL_BADARG;
694: say(file, NULL);
695: return;
696: } else if ( ! (S_IFREG & st.st_mode)) {
697: exitcode = (int)MANDOCLEVEL_BADARG;
698: say(file, "Not a regular file");
699: return;
1.1 schwarze 700: }
1.47 schwarze 701: start = buf + strlen(basedir);
702: mlink = mandoc_calloc(1, sizeof(struct mlink));
703: strlcpy(mlink->file, start, sizeof(mlink->file));
1.1 schwarze 704:
1.10 schwarze 705: /*
1.47 schwarze 706: * First try to guess our directory structure.
707: * If we find a separator, try to look for man* or cat*.
708: * If we find one of these and what's underneath is a directory,
709: * assume it's an architecture.
1.10 schwarze 710: */
1.47 schwarze 711: if (NULL != (p = strchr(start, '/'))) {
712: *p++ = '\0';
713: if (0 == strncmp(start, "man", 3)) {
714: mlink->dform = FORM_SRC;
715: mlink->dsec = mandoc_strdup(start + 3);
716: } else if (0 == strncmp(start, "cat", 3)) {
717: mlink->dform = FORM_CAT;
718: mlink->dsec = mandoc_strdup(start + 3);
719: }
1.10 schwarze 720:
1.47 schwarze 721: start = p;
722: if (NULL != mlink->dsec && NULL != (p = strchr(start, '/'))) {
723: *p++ = '\0';
724: mlink->arch = mandoc_strdup(start);
725: start = p;
1.41 deraadt 726: }
1.47 schwarze 727: }
1.7 schwarze 728:
1.47 schwarze 729: /*
730: * Now check the file suffix.
731: * Suffix of `.0' indicates a catpage, `.1-9' is a manpage.
732: */
733: p = strrchr(start, '\0');
734: while (p-- > start && '/' != *p && '.' != *p)
735: /* Loop. */ ;
736:
737: if ('.' == *p) {
738: *p++ = '\0';
739: mlink->fsec = mandoc_strdup(p);
740: }
1.41 deraadt 741:
1.47 schwarze 742: /*
743: * Now try to parse the name.
744: * Use the filename portion of the path.
745: */
746: mlink->name = start;
747: if (NULL != (p = strrchr(start, '/'))) {
748: mlink->name = p + 1;
749: *p = '\0';
750: }
751: mlink->name = mandoc_strdup(mlink->name);
1.28 schwarze 752:
1.47 schwarze 753: mlink_add(mlink, &st);
754: }
1.2 schwarze 755:
1.47 schwarze 756: static void
757: mlink_add(struct mlink *mlink, const struct stat *st)
758: {
759: struct inodev inodev;
760: struct mpage *mpage;
761: unsigned int slot;
762:
763: assert(NULL != mlink->file);
764:
765: if (NULL == mlink->dsec)
766: mlink->dsec = mandoc_strdup("");
767: if (NULL == mlink->arch)
768: mlink->arch = mandoc_strdup("");
769: if (NULL == mlink->name)
770: mlink->name = mandoc_strdup("");
771: if (NULL == mlink->fsec)
772: mlink->fsec = mandoc_strdup("");
773:
774: if ('0' == *mlink->fsec) {
775: free(mlink->fsec);
776: mlink->fsec = mandoc_strdup(mlink->dsec);
777: mlink->fform = FORM_CAT;
778: } else if ('1' <= *mlink->fsec && '9' >= *mlink->fsec)
779: mlink->fform = FORM_SRC;
780: else
781: mlink->fform = FORM_NONE;
1.1 schwarze 782:
1.47 schwarze 783: slot = ohash_qlookup(&mlinks, mlink->file);
784: assert(NULL == ohash_find(&mlinks, slot));
785: ohash_insert(&mlinks, slot, mlink);
786:
787: inodev.st_ino = st->st_ino;
788: inodev.st_dev = st->st_dev;
789: slot = ohash_lookup_memory(&mpages, (char *)&inodev,
790: sizeof(struct inodev), inodev.st_ino);
791: mpage = ohash_find(&mpages, slot);
792: if (NULL == mpage) {
793: mpage = mandoc_calloc(1, sizeof(struct mpage));
794: mpage->inodev.st_ino = inodev.st_ino;
795: mpage->inodev.st_dev = inodev.st_dev;
796: ohash_insert(&mpages, slot, mpage);
797: } else
798: mlink->next = mpage->mlinks;
799: mpage->mlinks = mlink;
800: }
1.1 schwarze 801:
1.47 schwarze 802: static void
803: mlink_free(struct mlink *mlink)
804: {
1.1 schwarze 805:
1.47 schwarze 806: free(mlink->dsec);
807: free(mlink->arch);
808: free(mlink->name);
809: free(mlink->fsec);
810: free(mlink);
811: }
1.1 schwarze 812:
1.47 schwarze 813: static void
814: mpages_free(void)
815: {
816: struct mpage *mpage;
817: struct mlink *mlink;
818: unsigned int slot;
819:
820: mpage = ohash_first(&mpages, &slot);
821: while (NULL != mpage) {
822: while (NULL != (mlink = mpage->mlinks)) {
823: mpage->mlinks = mlink->next;
824: mlink_free(mlink);
825: }
826: free(mpage->sec);
827: free(mpage->arch);
828: free(mpage->title);
829: free(mpage->desc);
830: free(mpage);
831: mpage = ohash_next(&mpages, &slot);
832: }
833: }
1.1 schwarze 834:
1.47 schwarze 835: /*
836: * For each mlink to the mpage, check whether the path looks like
837: * it is formatted, and if it does, check whether a source manual
838: * exists by the same name, ignoring the suffix.
839: * If both conditions hold, drop the mlink.
840: */
841: static void
842: mlinks_undupe(struct mpage *mpage)
843: {
844: char buf[PATH_MAX];
845: struct mlink **prev;
846: struct mlink *mlink;
847: char *bufp;
848:
849: mpage->form = FORM_CAT;
850: prev = &mpage->mlinks;
851: while (NULL != (mlink = *prev)) {
852: if (FORM_CAT != mlink->dform) {
853: mpage->form = FORM_NONE;
854: goto nextlink;
855: }
856: if (strlcpy(buf, mlink->file, PATH_MAX) >= PATH_MAX) {
857: if (warnings)
858: say(mlink->file, "Filename too long");
859: goto nextlink;
1.26 schwarze 860: }
1.47 schwarze 861: bufp = strstr(buf, "cat");
862: assert(NULL != bufp);
863: memcpy(bufp, "man", 3);
864: if (NULL != (bufp = strrchr(buf, '.')))
865: *++bufp = '\0';
866: strlcat(buf, mlink->dsec, PATH_MAX);
867: if (NULL == ohash_find(&mlinks,
868: ohash_qlookup(&mlinks, buf)))
869: goto nextlink;
870: if (warnings)
871: say(mlink->file, "Man source exists: %s", buf);
872: if (use_all)
873: goto nextlink;
874: *prev = mlink->next;
875: mlink_free(mlink);
876: continue;
877: nextlink:
878: prev = &(*prev)->next;
1.1 schwarze 879: }
1.47 schwarze 880: }
1.1 schwarze 881:
1.47 schwarze 882: /*
883: * Run through the files in the global vector "mpages"
884: * and add them to the database specified in "basedir".
885: *
886: * This handles the parsing scheme itself, using the cues of directory
887: * and filename to determine whether the file is parsable or not.
888: */
889: static void
890: mpages_merge(struct mchars *mc, struct mparse *mp, int check_reachable)
891: {
892: struct ohash title_table;
893: struct ohash_info title_info, str_info;
894: struct mpage *mpage;
895: struct mdoc *mdoc;
896: struct man *man;
897: struct title *title_entry;
898: char *title_str;
899: const char *cp;
900: int match;
901: unsigned int pslot, tslot;
902: enum mandoclevel lvl;
903:
904: str_info.alloc = hash_alloc;
905: str_info.halloc = hash_halloc;
906: str_info.hfree = hash_free;
907: str_info.key_offset = offsetof(struct str, key);
908:
909: if (check_reachable) {
910: title_info.alloc = hash_alloc;
911: title_info.halloc = hash_halloc;
912: title_info.hfree = hash_free;
913: title_info.key_offset = offsetof(struct title, title);
914: ohash_init(&title_table, 6, &title_info);
915: }
916:
917: mpage = ohash_first(&mpages, &pslot);
918: while (NULL != mpage) {
919: mlinks_undupe(mpage);
920: if (NULL == mpage->mlinks) {
921: mpage = ohash_next(&mpages, &pslot);
922: continue;
923: }
1.1 schwarze 924:
1.47 schwarze 925: ohash_init(&strings, 6, &str_info);
926: mparse_reset(mp);
927: mdoc = NULL;
928: man = NULL;
929: match = 1;
1.11 schwarze 930:
931: /*
1.24 schwarze 932: * Try interpreting the file as mdoc(7) or man(7)
933: * source code, unless it is already known to be
934: * formatted. Fall back to formatted mode.
1.11 schwarze 935: */
1.47 schwarze 936: if (FORM_CAT != mpage->mlinks->dform ||
937: FORM_CAT != mpage->mlinks->fform) {
938: lvl = mparse_readfd(mp, -1, mpage->mlinks->file);
939: if (lvl < MANDOCLEVEL_FATAL)
940: mparse_result(mp, &mdoc, &man);
941: }
1.11 schwarze 942:
943: if (NULL != mdoc) {
1.47 schwarze 944: mpage->form = FORM_SRC;
945: mpage->sec =
946: mandoc_strdup(mdoc_meta(mdoc)->msec);
947: mpage->arch = mdoc_meta(mdoc)->arch;
948: mpage->arch = mandoc_strdup(
949: NULL == mpage->arch ? "" : mpage->arch);
950: mpage->title =
951: mandoc_strdup(mdoc_meta(mdoc)->title);
1.11 schwarze 952: } else if (NULL != man) {
1.47 schwarze 953: mpage->form = FORM_SRC;
954: mpage->sec =
955: mandoc_strdup(man_meta(man)->msec);
956: mpage->arch =
957: mandoc_strdup(mpage->mlinks->arch);
958: mpage->title =
959: mandoc_strdup(man_meta(man)->title);
1.11 schwarze 960: } else {
1.47 schwarze 961: mpage->form = FORM_CAT;
962: mpage->sec =
963: mandoc_strdup(mpage->mlinks->dsec);
964: mpage->arch =
965: mandoc_strdup(mpage->mlinks->arch);
966: mpage->title =
967: mandoc_strdup(mpage->mlinks->name);
1.1 schwarze 968: }
969:
1.6 schwarze 970: /*
1.38 schwarze 971: * Check whether the manual section given in a file
972: * agrees with the directory where the file is located.
973: * Some manuals have suffixes like (3p) on their
974: * section number either inside the file or in the
975: * directory name, some are linked into more than one
976: * section, like encrypt(1) = makekey(8). Do not skip
977: * manuals for such reasons.
1.6 schwarze 978: */
1.47 schwarze 979: if (warnings && !use_all && FORM_SRC == mpage->form &&
980: strcasecmp(mpage->sec, mpage->mlinks->dsec)) {
981: match = 0;
982: say(mpage->mlinks->file, "Section \"%s\" "
983: "manual in %s directory",
984: mpage->sec, mpage->mlinks->dsec);
985: }
1.41 deraadt 986:
1.32 schwarze 987: /*
988: * Manual page directories exist for each kernel
989: * architecture as returned by machine(1).
990: * However, many manuals only depend on the
991: * application architecture as returned by arch(1).
992: * For example, some (2/ARM) manuals are shared
993: * across the "armish" and "zaurus" kernel
994: * architectures.
995: * A few manuals are even shared across completely
996: * different architectures, for example fdformat(1)
997: * on amd64, i386, sparc, and sparc64.
998: * Thus, warn about architecture mismatches,
999: * but don't skip manuals for this reason.
1000: */
1.47 schwarze 1001: if (warnings && !use_all &&
1002: strcasecmp(mpage->arch, mpage->mlinks->arch)) {
1003: match = 0;
1004: say(mpage->mlinks->file, "Architecture \"%s\" "
1005: "manual in \"%s\" directory",
1006: mpage->arch, mpage->mlinks->arch);
1007: }
1008: if (warnings && !use_all &&
1009: strcasecmp(mpage->title, mpage->mlinks->name))
1010: match = 0;
1.32 schwarze 1011:
1.47 schwarze 1012: putkey(mpage, mpage->mlinks->name, TYPE_Nm);
1.6 schwarze 1013:
1.47 schwarze 1014: if (NULL != mdoc) {
1015: if (NULL != (cp = mdoc_meta(mdoc)->name))
1016: putkey(mpage, cp, TYPE_Nm);
1017: assert(NULL == mpage->desc);
1018: parse_mdoc(mpage, mdoc_node(mdoc));
1019: putkey(mpage, NULL != mpage->desc ?
1020: mpage->desc : mpage->mlinks->name, TYPE_Nd);
1021: } else if (NULL != man)
1022: parse_man(mpage, man_node(man));
1023: else
1024: parse_cat(mpage);
1.6 schwarze 1025:
1.37 schwarze 1026: /*
1027: * Build a title string for the file. If it matches
1028: * the location of the file, remember the title as
1029: * found; else, remember it as missing.
1030: */
1031:
1.47 schwarze 1032: if (check_reachable) {
1033: if (-1 == asprintf(&title_str, "%s(%s%s%s)",
1034: mpage->title, mpage->sec,
1035: '\0' == *mpage->arch ? "" : "/",
1036: mpage->arch)) {
1037: perror(NULL);
1038: exit((int)MANDOCLEVEL_SYSERR);
1.37 schwarze 1039: }
1.47 schwarze 1040: tslot = ohash_qlookup(&title_table, title_str);
1041: title_entry = ohash_find(&title_table, tslot);
1042: if (NULL == title_entry) {
1043: title_entry = mandoc_malloc(
1044: sizeof(struct title));
1045: title_entry->title = title_str;
1046: title_entry->file = mandoc_strdup(
1047: match ? "" : mpage->mlinks->file);
1048: ohash_insert(&title_table, tslot,
1049: title_entry);
1050: } else {
1051: if (match)
1052: *title_entry->file = '\0';
1053: free(title_str);
1.37 schwarze 1054: }
1055: }
1056:
1.47 schwarze 1057: dbindex(mpage, mc);
1058: ohash_delete(&strings);
1059: mpage = ohash_next(&mpages, &pslot);
1060: }
1061:
1062: if (check_reachable) {
1063: title_entry = ohash_first(&title_table, &tslot);
1064: while (NULL != title_entry) {
1065: if ('\0' != *title_entry->file)
1066: say(title_entry->file,
1067: "Probably unreachable, title is %s",
1068: title_entry->title);
1069: free(title_entry->title);
1070: free(title_entry->file);
1071: free(title_entry);
1072: title_entry = ohash_next(&title_table, &tslot);
1073: }
1074: ohash_delete(&title_table);
1075: }
1076: }
1.6 schwarze 1077:
1.47 schwarze 1078: static void
1079: parse_cat(struct mpage *mpage)
1080: {
1081: FILE *stream;
1082: char *line, *p, *title;
1083: size_t len, plen, titlesz;
1.1 schwarze 1084:
1.47 schwarze 1085: if (NULL == (stream = fopen(mpage->mlinks->file, "r"))) {
1086: if (warnings)
1087: say(mpage->mlinks->file, NULL);
1088: return;
1089: }
1.1 schwarze 1090:
1.47 schwarze 1091: /* Skip to first blank line. */
1.1 schwarze 1092:
1.47 schwarze 1093: while (NULL != (line = fgetln(stream, &len)))
1094: if ('\n' == *line)
1095: break;
1.1 schwarze 1096:
1.47 schwarze 1097: /*
1098: * Assume the first line that is not indented
1099: * is the first section header. Skip to it.
1100: */
1.1 schwarze 1101:
1.47 schwarze 1102: while (NULL != (line = fgetln(stream, &len)))
1103: if ('\n' != *line && ' ' != *line)
1104: break;
1105:
1106: /*
1107: * Read up until the next section into a buffer.
1108: * Strip the leading and trailing newline from each read line,
1109: * appending a trailing space.
1110: * Ignore empty (whitespace-only) lines.
1111: */
1.28 schwarze 1112:
1.47 schwarze 1113: titlesz = 0;
1114: title = NULL;
1.38 schwarze 1115:
1.47 schwarze 1116: while (NULL != (line = fgetln(stream, &len))) {
1117: if (' ' != *line || '\n' != line[len - 1])
1118: break;
1119: while (len > 0 && isspace((unsigned char)*line)) {
1120: line++;
1121: len--;
1122: }
1123: if (1 == len)
1124: continue;
1125: title = mandoc_realloc(title, titlesz + len);
1126: memcpy(title + titlesz, line, len);
1127: titlesz += len;
1128: title[titlesz - 1] = ' ';
1129: }
1.28 schwarze 1130:
1.47 schwarze 1131: /*
1132: * If no page content can be found, or the input line
1133: * is already the next section header, or there is no
1134: * trailing newline, reuse the page title as the page
1135: * description.
1136: */
1.1 schwarze 1137:
1.47 schwarze 1138: if (NULL == title || '\0' == *title) {
1139: if (warnings)
1140: say(mpage->mlinks->file,
1141: "Cannot find NAME section");
1142: assert(NULL == mpage->desc);
1143: mpage->desc = mandoc_strdup(mpage->mlinks->name);
1144: putkey(mpage, mpage->mlinks->name, TYPE_Nd);
1145: fclose(stream);
1146: free(title);
1147: return;
1148: }
1.24 schwarze 1149:
1.47 schwarze 1150: title = mandoc_realloc(title, titlesz + 1);
1151: title[titlesz] = '\0';
1.24 schwarze 1152:
1.47 schwarze 1153: /*
1154: * Skip to the first dash.
1155: * Use the remaining line as the description (no more than 70
1156: * bytes).
1157: */
1.28 schwarze 1158:
1.47 schwarze 1159: if (NULL != (p = strstr(title, "- "))) {
1160: for (p += 2; ' ' == *p || '\b' == *p; p++)
1161: /* Skip to next word. */ ;
1162: } else {
1163: if (warnings)
1164: say(mpage->mlinks->file,
1165: "No dash in title line");
1166: p = title;
1167: }
1.1 schwarze 1168:
1.47 schwarze 1169: plen = strlen(p);
1.1 schwarze 1170:
1.47 schwarze 1171: /* Strip backspace-encoding from line. */
1.1 schwarze 1172:
1.47 schwarze 1173: while (NULL != (line = memchr(p, '\b', plen))) {
1174: len = line - p;
1175: if (0 == len) {
1176: memmove(line, line + 1, plen--);
1177: continue;
1178: }
1179: memmove(line - 1, line + 1, plen - len);
1180: plen -= 2;
1181: }
1.1 schwarze 1182:
1.47 schwarze 1183: assert(NULL == mpage->desc);
1184: mpage->desc = mandoc_strdup(p);
1185: putkey(mpage, mpage->desc, TYPE_Nd);
1186: fclose(stream);
1187: free(title);
1188: }
1.16 schwarze 1189:
1.47 schwarze 1190: /*
1191: * Put a type/word pair into the word database for this particular file.
1192: */
1193: static void
1194: putkey(const struct mpage *mpage, const char *value, uint64_t type)
1195: {
1.37 schwarze 1196:
1.47 schwarze 1197: assert(NULL != value);
1198: putkeys(mpage, value, strlen(value), type);
1.2 schwarze 1199: }
1200:
1201: /*
1.47 schwarze 1202: * Grok all nodes at or below a certain mdoc node into putkey().
1.2 schwarze 1203: */
1204: static void
1.47 schwarze 1205: putmdockey(const struct mpage *mpage,
1206: const struct mdoc_node *n, uint64_t m)
1.2 schwarze 1207: {
1.16 schwarze 1208:
1.47 schwarze 1209: for ( ; NULL != n; n = n->next) {
1210: if (NULL != n->child)
1211: putmdockey(mpage, n->child, m);
1212: if (MDOC_TEXT == n->type)
1213: putkey(mpage, n->string, m);
1214: }
1215: }
1.16 schwarze 1216:
1.47 schwarze 1217: static void
1218: parse_man(struct mpage *mpage, const struct man_node *n)
1219: {
1220: const struct man_node *head, *body;
1221: char *start, *sv, *title;
1222: char byte;
1223: size_t sz, titlesz;
1.16 schwarze 1224:
1.47 schwarze 1225: if (NULL == n)
1226: return;
1.16 schwarze 1227:
1.47 schwarze 1228: /*
1229: * We're only searching for one thing: the first text child in
1230: * the BODY of a NAME section. Since we don't keep track of
1231: * sections in -man, run some hoops to find out whether we're in
1232: * the correct section or not.
1233: */
1.16 schwarze 1234:
1.47 schwarze 1235: if (MAN_BODY == n->type && MAN_SH == n->tok) {
1236: body = n;
1237: assert(body->parent);
1238: if (NULL != (head = body->parent->head) &&
1239: 1 == head->nchild &&
1240: NULL != (head = (head->child)) &&
1241: MAN_TEXT == head->type &&
1242: 0 == strcmp(head->string, "NAME") &&
1243: NULL != (body = body->child) &&
1244: MAN_TEXT == body->type) {
1.2 schwarze 1245:
1.47 schwarze 1246: title = NULL;
1247: titlesz = 0;
1.2 schwarze 1248:
1.47 schwarze 1249: /*
1250: * Suck the entire NAME section into memory.
1251: * Yes, we might run away.
1252: * But too many manuals have big, spread-out
1253: * NAME sections over many lines.
1254: */
1.2 schwarze 1255:
1.47 schwarze 1256: for ( ; NULL != body; body = body->next) {
1257: if (MAN_TEXT != body->type)
1258: break;
1259: if (0 == (sz = strlen(body->string)))
1260: continue;
1261: title = mandoc_realloc
1262: (title, titlesz + sz + 1);
1263: memcpy(title + titlesz, body->string, sz);
1264: titlesz += sz + 1;
1265: title[titlesz - 1] = ' ';
1266: }
1267: if (NULL == title)
1268: return;
1.16 schwarze 1269:
1.47 schwarze 1270: title = mandoc_realloc(title, titlesz + 1);
1271: title[titlesz] = '\0';
1.16 schwarze 1272:
1.47 schwarze 1273: /* Skip leading space. */
1.16 schwarze 1274:
1.47 schwarze 1275: sv = title;
1276: while (isspace((unsigned char)*sv))
1277: sv++;
1.16 schwarze 1278:
1.47 schwarze 1279: if (0 == (sz = strlen(sv))) {
1280: free(title);
1281: return;
1282: }
1.1 schwarze 1283:
1.47 schwarze 1284: /* Erase trailing space. */
1.1 schwarze 1285:
1.47 schwarze 1286: start = &sv[sz - 1];
1287: while (start > sv && isspace((unsigned char)*start))
1288: *start-- = '\0';
1.1 schwarze 1289:
1.47 schwarze 1290: if (start == sv) {
1291: free(title);
1292: return;
1293: }
1.1 schwarze 1294:
1.47 schwarze 1295: start = sv;
1.16 schwarze 1296:
1.47 schwarze 1297: /*
1298: * Go through a special heuristic dance here.
1299: * Conventionally, one or more manual names are
1300: * comma-specified prior to a whitespace, then a
1301: * dash, then a description. Try to puzzle out
1302: * the name parts here.
1303: */
1.16 schwarze 1304:
1.47 schwarze 1305: for ( ;; ) {
1306: sz = strcspn(start, " ,");
1307: if ('\0' == start[sz])
1308: break;
1.1 schwarze 1309:
1.47 schwarze 1310: byte = start[sz];
1311: start[sz] = '\0';
1.1 schwarze 1312:
1.47 schwarze 1313: putkey(mpage, start, TYPE_Nm);
1.1 schwarze 1314:
1.47 schwarze 1315: if (' ' == byte) {
1316: start += sz + 1;
1317: break;
1318: }
1.1 schwarze 1319:
1.47 schwarze 1320: assert(',' == byte);
1321: start += sz + 1;
1322: while (' ' == *start)
1323: start++;
1324: }
1.1 schwarze 1325:
1.47 schwarze 1326: if (sv == start) {
1327: putkey(mpage, start, TYPE_Nm);
1328: free(title);
1329: return;
1330: }
1.1 schwarze 1331:
1.47 schwarze 1332: while (isspace((unsigned char)*start))
1333: start++;
1.1 schwarze 1334:
1.47 schwarze 1335: if (0 == strncmp(start, "-", 1))
1336: start += 1;
1337: else if (0 == strncmp(start, "\\-\\-", 4))
1338: start += 4;
1339: else if (0 == strncmp(start, "\\-", 2))
1340: start += 2;
1341: else if (0 == strncmp(start, "\\(en", 4))
1342: start += 4;
1343: else if (0 == strncmp(start, "\\(em", 4))
1344: start += 4;
1.1 schwarze 1345:
1.47 schwarze 1346: while (' ' == *start)
1347: start++;
1.1 schwarze 1348:
1.47 schwarze 1349: assert(NULL == mpage->desc);
1350: mpage->desc = mandoc_strdup(start);
1351: putkey(mpage, mpage->desc, TYPE_Nd);
1352: free(title);
1353: return;
1354: }
1355: }
1.1 schwarze 1356:
1.47 schwarze 1357: for (n = n->child; n; n = n->next) {
1358: if (NULL != mpage->desc)
1359: break;
1360: parse_man(mpage, n);
1.1 schwarze 1361: }
1362: }
1363:
1364: static void
1.47 schwarze 1365: parse_mdoc(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1366: {
1367:
1.47 schwarze 1368: assert(NULL != n);
1369: for (n = n->child; NULL != n; n = n->next) {
1370: switch (n->type) {
1371: case (MDOC_ELEM):
1372: /* FALLTHROUGH */
1373: case (MDOC_BLOCK):
1374: /* FALLTHROUGH */
1375: case (MDOC_HEAD):
1376: /* FALLTHROUGH */
1377: case (MDOC_BODY):
1378: /* FALLTHROUGH */
1379: case (MDOC_TAIL):
1380: if (NULL != mdocs[n->tok].fp)
1381: if (0 == (*mdocs[n->tok].fp)(mpage, n))
1382: break;
1383: if (mdocs[n->tok].mask)
1384: putmdockey(mpage, n->child,
1385: mdocs[n->tok].mask);
1386: break;
1387: default:
1388: assert(MDOC_ROOT != n->type);
1389: continue;
1390: }
1391: if (NULL != n->child)
1392: parse_mdoc(mpage, n);
1.1 schwarze 1393: }
1394: }
1395:
1.19 schwarze 1396: static int
1.47 schwarze 1397: parse_mdoc_Fd(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1398: {
1399: const char *start, *end;
1400: size_t sz;
1.19 schwarze 1401:
1.47 schwarze 1402: if (SEC_SYNOPSIS != n->sec ||
1403: NULL == (n = n->child) ||
1404: MDOC_TEXT != n->type)
1.19 schwarze 1405: return(0);
1.1 schwarze 1406:
1407: /*
1408: * Only consider those `Fd' macro fields that begin with an
1409: * "inclusion" token (versus, e.g., #define).
1410: */
1.47 schwarze 1411:
1.1 schwarze 1412: if (strcmp("#include", n->string))
1.19 schwarze 1413: return(0);
1.1 schwarze 1414:
1415: if (NULL == (n = n->next) || MDOC_TEXT != n->type)
1.19 schwarze 1416: return(0);
1.1 schwarze 1417:
1418: /*
1419: * Strip away the enclosing angle brackets and make sure we're
1420: * not zero-length.
1421: */
1422:
1423: start = n->string;
1424: if ('<' == *start || '"' == *start)
1425: start++;
1426:
1427: if (0 == (sz = strlen(start)))
1.19 schwarze 1428: return(0);
1.1 schwarze 1429:
1430: end = &start[(int)sz - 1];
1431: if ('>' == *end || '"' == *end)
1432: end--;
1433:
1.47 schwarze 1434: if (end > start)
1435: putkeys(mpage, start, end - start + 1, TYPE_In);
1.19 schwarze 1436: return(1);
1.1 schwarze 1437: }
1438:
1.19 schwarze 1439: static int
1.47 schwarze 1440: parse_mdoc_In(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1441: {
1442:
1.47 schwarze 1443: if (NULL != n->child && MDOC_TEXT == n->child->type)
1.19 schwarze 1444: return(0);
1.1 schwarze 1445:
1.47 schwarze 1446: putkey(mpage, n->child->string, TYPE_In);
1.19 schwarze 1447: return(1);
1.1 schwarze 1448: }
1449:
1.19 schwarze 1450: static int
1.47 schwarze 1451: parse_mdoc_Fn(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1452: {
1453: const char *cp;
1454:
1.47 schwarze 1455: if (NULL == (n = n->child) || MDOC_TEXT != n->type)
1.19 schwarze 1456: return(0);
1457:
1.47 schwarze 1458: /*
1459: * Parse: .Fn "struct type *name" "char *arg".
1460: * First strip away pointer symbol.
1461: * Then store the function name, then type.
1462: * Finally, store the arguments.
1463: */
1.1 schwarze 1464:
1.47 schwarze 1465: if (NULL == (cp = strrchr(n->string, ' ')))
1466: cp = n->string;
1.1 schwarze 1467:
1468: while ('*' == *cp)
1469: cp++;
1470:
1.47 schwarze 1471: putkey(mpage, cp, TYPE_Fn);
1.19 schwarze 1472:
1.47 schwarze 1473: if (n->string < cp)
1474: putkeys(mpage, n->string, cp - n->string, TYPE_Ft);
1.19 schwarze 1475:
1.47 schwarze 1476: for (n = n->next; NULL != n; n = n->next)
1477: if (MDOC_TEXT == n->type)
1478: putkey(mpage, n->string, TYPE_Fa);
1.19 schwarze 1479:
1480: return(0);
1.1 schwarze 1481: }
1482:
1.19 schwarze 1483: static int
1.47 schwarze 1484: parse_mdoc_St(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1485: {
1.19 schwarze 1486:
1.1 schwarze 1487: if (NULL == n->child || MDOC_TEXT != n->child->type)
1.19 schwarze 1488: return(0);
1.1 schwarze 1489:
1.47 schwarze 1490: putkey(mpage, n->child->string, TYPE_St);
1.19 schwarze 1491: return(1);
1.1 schwarze 1492: }
1493:
1.19 schwarze 1494: static int
1.47 schwarze 1495: parse_mdoc_Xr(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1496: {
1.47 schwarze 1497: char *cp;
1.1 schwarze 1498:
1499: if (NULL == (n = n->child))
1.19 schwarze 1500: return(0);
1.1 schwarze 1501:
1.47 schwarze 1502: if (NULL == n->next) {
1503: putkey(mpage, n->string, TYPE_Xr);
1504: return(0);
1505: }
1.1 schwarze 1506:
1.47 schwarze 1507: if (-1 == asprintf(&cp, "%s(%s)", n->string, n->next->string)) {
1508: perror(NULL);
1509: exit((int)MANDOCLEVEL_SYSERR);
1510: }
1511: putkey(mpage, cp, TYPE_Xr);
1512: free(cp);
1513: return(0);
1.1 schwarze 1514: }
1515:
1.19 schwarze 1516: static int
1.47 schwarze 1517: parse_mdoc_Nd(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1518: {
1.47 schwarze 1519: size_t sz;
1.1 schwarze 1520:
1521: if (MDOC_BODY != n->type)
1.19 schwarze 1522: return(0);
1.1 schwarze 1523:
1.47 schwarze 1524: /*
1525: * Special-case the `Nd' because we need to put the description
1526: * into the document table.
1527: */
1528:
1529: for (n = n->child; NULL != n; n = n->next) {
1530: if (MDOC_TEXT == n->type) {
1531: if (NULL != mpage->desc) {
1532: sz = strlen(mpage->desc) +
1533: strlen(n->string) + 2;
1534: mpage->desc = mandoc_realloc(
1535: mpage->desc, sz);
1536: strlcat(mpage->desc, " ", sz);
1537: strlcat(mpage->desc, n->string, sz);
1538: } else
1539: mpage->desc = mandoc_strdup(n->string);
1540: }
1541: if (NULL != n->child)
1542: parse_mdoc_Nd(mpage, n);
1543: }
1.19 schwarze 1544: return(1);
1.1 schwarze 1545: }
1546:
1.19 schwarze 1547: static int
1.47 schwarze 1548: parse_mdoc_Nm(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1549: {
1550:
1.19 schwarze 1551: if (SEC_NAME == n->sec)
1552: return(1);
1553: else if (SEC_SYNOPSIS != n->sec || MDOC_HEAD != n->type)
1554: return(0);
1.1 schwarze 1555:
1.19 schwarze 1556: return(1);
1.1 schwarze 1557: }
1558:
1.19 schwarze 1559: static int
1.47 schwarze 1560: parse_mdoc_Sh(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1561: {
1562:
1.19 schwarze 1563: return(SEC_CUSTOM == n->sec && MDOC_HEAD == n->type);
1.1 schwarze 1564: }
1565:
1.47 schwarze 1566: static int
1567: parse_mdoc_head(struct mpage *mpage, const struct mdoc_node *n)
1.1 schwarze 1568: {
1569:
1.47 schwarze 1570: return(MDOC_HEAD == n->type);
1571: }
1.1 schwarze 1572:
1.47 schwarze 1573: static int
1574: parse_mdoc_body(struct mpage *mpage, const struct mdoc_node *n)
1575: {
1.1 schwarze 1576:
1.47 schwarze 1577: return(MDOC_BODY == n->type);
1.1 schwarze 1578: }
1579:
1.47 schwarze 1580: /*
1581: * Add a string to the hash table for the current manual.
1582: * Each string has a bitmask telling which macros it belongs to.
1583: * When we finish the manual, we'll dump the table.
1584: */
1.1 schwarze 1585: static void
1.47 schwarze 1586: putkeys(const struct mpage *mpage,
1587: const char *cp, size_t sz, uint64_t v)
1.1 schwarze 1588: {
1.47 schwarze 1589: struct str *s;
1590: unsigned int slot;
1591: const char *end;
1.1 schwarze 1592:
1.47 schwarze 1593: if (0 == sz)
1594: return;
1595:
1596: end = cp + sz;
1597: slot = ohash_qlookupi(&strings, cp, &end);
1598: s = ohash_find(&strings, slot);
1.1 schwarze 1599:
1.47 schwarze 1600: if (NULL != s && mpage == s->mpage) {
1601: s->mask |= v;
1.1 schwarze 1602: return;
1.47 schwarze 1603: } else if (NULL == s) {
1604: s = mandoc_calloc(sizeof(struct str) + sz + 1, 1);
1605: memcpy(s->key, cp, sz);
1606: ohash_insert(&strings, slot, s);
1607: }
1608: s->mpage = mpage;
1609: s->mask = v;
1.1 schwarze 1610: }
1611:
1612: /*
1.47 schwarze 1613: * Take a Unicode codepoint and produce its UTF-8 encoding.
1614: * This isn't the best way to do this, but it works.
1615: * The magic numbers are from the UTF-8 packaging.
1616: * They're not as scary as they seem: read the UTF-8 spec for details.
1.1 schwarze 1617: */
1.47 schwarze 1618: static size_t
1619: utf8(unsigned int cp, char out[7])
1.1 schwarze 1620: {
1.47 schwarze 1621: size_t rc;
1.1 schwarze 1622:
1.47 schwarze 1623: rc = 0;
1624: if (cp <= 0x0000007F) {
1625: rc = 1;
1626: out[0] = (char)cp;
1627: } else if (cp <= 0x000007FF) {
1628: rc = 2;
1629: out[0] = (cp >> 6 & 31) | 192;
1630: out[1] = (cp & 63) | 128;
1631: } else if (cp <= 0x0000FFFF) {
1632: rc = 3;
1633: out[0] = (cp >> 12 & 15) | 224;
1634: out[1] = (cp >> 6 & 63) | 128;
1635: out[2] = (cp & 63) | 128;
1636: } else if (cp <= 0x001FFFFF) {
1637: rc = 4;
1638: out[0] = (cp >> 18 & 7) | 240;
1639: out[1] = (cp >> 12 & 63) | 128;
1640: out[2] = (cp >> 6 & 63) | 128;
1641: out[3] = (cp & 63) | 128;
1642: } else if (cp <= 0x03FFFFFF) {
1643: rc = 5;
1644: out[0] = (cp >> 24 & 3) | 248;
1645: out[1] = (cp >> 18 & 63) | 128;
1646: out[2] = (cp >> 12 & 63) | 128;
1647: out[3] = (cp >> 6 & 63) | 128;
1648: out[4] = (cp & 63) | 128;
1649: } else if (cp <= 0x7FFFFFFF) {
1650: rc = 6;
1651: out[0] = (cp >> 30 & 1) | 252;
1652: out[1] = (cp >> 24 & 63) | 128;
1653: out[2] = (cp >> 18 & 63) | 128;
1654: out[3] = (cp >> 12 & 63) | 128;
1655: out[4] = (cp >> 6 & 63) | 128;
1656: out[5] = (cp & 63) | 128;
1657: } else
1658: return(0);
1.19 schwarze 1659:
1.47 schwarze 1660: out[rc] = '\0';
1661: return(rc);
1.1 schwarze 1662: }
1663:
1.47 schwarze 1664: /*
1665: * Store the UTF-8 version of a key, or alias the pointer if the key has
1666: * no UTF-8 transcription marks in it.
1667: */
1668: static void
1669: utf8key(struct mchars *mc, struct str *key)
1.1 schwarze 1670: {
1.47 schwarze 1671: size_t sz, bsz, pos;
1672: char utfbuf[7], res[5];
1673: char *buf;
1674: const char *seq, *cpp, *val;
1675: int len, u;
1676: enum mandoc_esc esc;
1677:
1678: assert(NULL == key->utf8);
1679:
1680: res[0] = '\\';
1681: res[1] = '\t';
1682: res[2] = ASCII_NBRSP;
1683: res[3] = ASCII_HYPH;
1684: res[4] = '\0';
1.1 schwarze 1685:
1.47 schwarze 1686: val = key->key;
1687: bsz = strlen(val);
1.1 schwarze 1688:
1689: /*
1.47 schwarze 1690: * Pre-check: if we have no stop-characters, then set the
1691: * pointer as ourselvse and get out of here.
1.1 schwarze 1692: */
1.47 schwarze 1693: if (strcspn(val, res) == bsz) {
1694: key->utf8 = key->key;
1695: return;
1696: }
1.1 schwarze 1697:
1.47 schwarze 1698: /* Pre-allocate by the length of the input */
1.39 schwarze 1699:
1.47 schwarze 1700: buf = mandoc_malloc(++bsz);
1701: pos = 0;
1.39 schwarze 1702:
1.47 schwarze 1703: while ('\0' != *val) {
1704: /*
1705: * Halt on the first escape sequence.
1706: * This also halts on the end of string, in which case
1707: * we just copy, fallthrough, and exit the loop.
1708: */
1709: if ((sz = strcspn(val, res)) > 0) {
1710: memcpy(&buf[pos], val, sz);
1711: pos += sz;
1712: val += sz;
1713: }
1.39 schwarze 1714:
1.47 schwarze 1715: if (ASCII_HYPH == *val) {
1716: buf[pos++] = '-';
1717: val++;
1718: continue;
1719: } else if ('\t' == *val || ASCII_NBRSP == *val) {
1720: buf[pos++] = ' ';
1721: val++;
1722: continue;
1723: } else if ('\\' != *val)
1724: break;
1.39 schwarze 1725:
1.47 schwarze 1726: /* Read past the slash. */
1.39 schwarze 1727:
1.47 schwarze 1728: val++;
1.39 schwarze 1729:
1.47 schwarze 1730: /*
1731: * Parse the escape sequence and see if it's a
1732: * predefined character or special character.
1733: */
1734: esc = mandoc_escape
1735: ((const char **)&val, &seq, &len);
1736: if (ESCAPE_ERROR == esc)
1737: break;
1.39 schwarze 1738:
1.47 schwarze 1739: if (ESCAPE_SPECIAL != esc)
1740: continue;
1741: if (0 == (u = mchars_spec2cp(mc, seq, len)))
1742: continue;
1.39 schwarze 1743:
1.47 schwarze 1744: /*
1745: * If we have a Unicode codepoint, try to convert that
1746: * to a UTF-8 byte string.
1747: */
1748: cpp = utfbuf;
1749: if (0 == (sz = utf8(u, utfbuf)))
1750: continue;
1.1 schwarze 1751:
1.47 schwarze 1752: /* Copy the rendered glyph into the stream. */
1.1 schwarze 1753:
1.47 schwarze 1754: sz = strlen(cpp);
1755: bsz += sz;
1.1 schwarze 1756:
1.47 schwarze 1757: buf = mandoc_realloc(buf, bsz);
1.1 schwarze 1758:
1.47 schwarze 1759: memcpy(&buf[pos], cpp, sz);
1760: pos += sz;
1.1 schwarze 1761: }
1762:
1.47 schwarze 1763: buf[pos] = '\0';
1764: key->utf8 = buf;
1.1 schwarze 1765: }
1766:
1.11 schwarze 1767: /*
1.47 schwarze 1768: * Flush the current page's terms (and their bits) into the database.
1769: * Wrap the entire set of additions in a transaction to make sqlite be a
1770: * little faster.
1771: * Also, UTF-8-encode the description at the last possible moment.
1.11 schwarze 1772: */
1773: static void
1.47 schwarze 1774: dbindex(const struct mpage *mpage, struct mchars *mc)
1.11 schwarze 1775: {
1.47 schwarze 1776: struct mlink *mlink;
1777: struct str *key;
1778: const char *desc;
1779: int64_t recno;
1780: size_t i;
1781: unsigned int slot;
1782:
1783: if (verb)
1784: say(mpage->mlinks->file, "Adding to index");
1.11 schwarze 1785:
1.47 schwarze 1786: if (nodb)
1.11 schwarze 1787: return;
1.47 schwarze 1788:
1789: desc = "";
1790: if (NULL != mpage->desc && '\0' != *mpage->desc) {
1791: key = ohash_find(&strings,
1792: ohash_qlookup(&strings, mpage->desc));
1793: assert(NULL != key);
1794: if (NULL == key->utf8)
1795: utf8key(mc, key);
1796: desc = key->utf8;
1.11 schwarze 1797: }
1798:
1.47 schwarze 1799: SQL_EXEC("BEGIN TRANSACTION");
1.22 schwarze 1800:
1.47 schwarze 1801: i = 1;
1.22 schwarze 1802: /*
1.47 schwarze 1803: * XXX The following three lines are obsolete
1804: * and only kept for backward compatibility
1805: * until apropos(1) and friends have caught up.
1.22 schwarze 1806: */
1.47 schwarze 1807: SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->file);
1808: SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->dsec);
1809: SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, mpage->mlinks->arch);
1810: SQL_BIND_TEXT(stmts[STMT_INSERT_PAGE], i, desc);
1811: SQL_BIND_INT(stmts[STMT_INSERT_PAGE], i, FORM_SRC == mpage->form);
1812: SQL_STEP(stmts[STMT_INSERT_PAGE]);
1813: recno = sqlite3_last_insert_rowid(db);
1814: sqlite3_reset(stmts[STMT_INSERT_PAGE]);
1815:
1816: for (mlink = mpage->mlinks; mlink; mlink = mlink->next) {
1817: i = 1;
1818: SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->file);
1819: SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->dsec);
1820: SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->arch);
1821: SQL_BIND_TEXT(stmts[STMT_INSERT_LINK], i, mlink->name);
1822: SQL_BIND_INT64(stmts[STMT_INSERT_LINK], i, recno);
1823: SQL_STEP(stmts[STMT_INSERT_LINK]);
1824: sqlite3_reset(stmts[STMT_INSERT_LINK]);
1825: }
1826:
1827: for (key = ohash_first(&strings, &slot); NULL != key;
1828: key = ohash_next(&strings, &slot)) {
1829: assert(key->mpage == mpage);
1830: if (NULL == key->utf8)
1831: utf8key(mc, key);
1832: i = 1;
1833: SQL_BIND_INT64(stmts[STMT_INSERT_KEY], i, key->mask);
1834: SQL_BIND_TEXT(stmts[STMT_INSERT_KEY], i, key->utf8);
1835: SQL_BIND_INT64(stmts[STMT_INSERT_KEY], i, recno);
1836: SQL_STEP(stmts[STMT_INSERT_KEY]);
1837: sqlite3_reset(stmts[STMT_INSERT_KEY]);
1838: if (key->utf8 != key->key)
1839: free(key->utf8);
1840: free(key);
1.33 schwarze 1841: }
1842:
1.47 schwarze 1843: SQL_EXEC("END TRANSACTION");
1844: }
1.41 deraadt 1845:
1.47 schwarze 1846: static void
1847: dbprune(void)
1848: {
1849: struct mpage *mpage;
1850: struct mlink *mlink;
1851: size_t i;
1852: unsigned int slot;
1.11 schwarze 1853:
1.47 schwarze 1854: if (nodb)
1.11 schwarze 1855: return;
1.47 schwarze 1856:
1857: mpage = ohash_first(&mpages, &slot);
1858: while (NULL != mpage) {
1859: mlink = mpage->mlinks;
1860: i = 1;
1861: SQL_BIND_TEXT(stmts[STMT_DELETE_PAGE], i, mlink->file);
1862: SQL_STEP(stmts[STMT_DELETE_PAGE]);
1863: sqlite3_reset(stmts[STMT_DELETE_PAGE]);
1864: if (verb)
1865: say(mlink->file, "Deleted from index");
1866: mpage = ohash_next(&mpages, &slot);
1.11 schwarze 1867: }
1.47 schwarze 1868: }
1.22 schwarze 1869:
1.47 schwarze 1870: /*
1871: * Close an existing database and its prepared statements.
1872: * If "real" is not set, rename the temporary file into the real one.
1873: */
1874: static void
1875: dbclose(int real)
1876: {
1877: size_t i;
1.11 schwarze 1878:
1.47 schwarze 1879: if (nodb)
1880: return;
1.11 schwarze 1881:
1.47 schwarze 1882: for (i = 0; i < STMT__MAX; i++) {
1883: sqlite3_finalize(stmts[i]);
1884: stmts[i] = NULL;
1.28 schwarze 1885: }
1.22 schwarze 1886:
1.47 schwarze 1887: sqlite3_close(db);
1888: db = NULL;
1.11 schwarze 1889:
1.47 schwarze 1890: if (real)
1891: return;
1.22 schwarze 1892:
1.47 schwarze 1893: if (-1 == rename(MANDOC_DB "~", MANDOC_DB)) {
1894: exitcode = (int)MANDOCLEVEL_SYSERR;
1895: say(MANDOC_DB, NULL);
1.22 schwarze 1896: }
1.11 schwarze 1897: }
1898:
1.47 schwarze 1899: /*
1900: * This is straightforward stuff.
1901: * Open a database connection to a "temporary" database, then open a set
1902: * of prepared statements we'll use over and over again.
1903: * If "real" is set, we use the existing database; if not, we truncate a
1904: * temporary one.
1905: * Must be matched by dbclose().
1906: */
1907: static int
1908: dbopen(int real)
1.2 schwarze 1909: {
1.47 schwarze 1910: const char *file, *sql;
1911: int rc, ofl;
1.6 schwarze 1912:
1.47 schwarze 1913: if (nodb)
1914: return(1);
1.6 schwarze 1915:
1.47 schwarze 1916: ofl = SQLITE_OPEN_READWRITE;
1917: if (0 == real) {
1918: file = MANDOC_DB "~";
1919: if (-1 == remove(file) && ENOENT != errno) {
1920: exitcode = (int)MANDOCLEVEL_SYSERR;
1921: say(file, NULL);
1922: return(0);
1.28 schwarze 1923: }
1.47 schwarze 1924: ofl |= SQLITE_OPEN_EXCLUSIVE;
1925: } else
1926: file = MANDOC_DB;
1.6 schwarze 1927:
1.47 schwarze 1928: rc = sqlite3_open_v2(file, &db, ofl, NULL);
1929: if (SQLITE_OK == rc)
1930: goto prepare_statements;
1931: if (SQLITE_CANTOPEN != rc) {
1932: exitcode = (int)MANDOCLEVEL_SYSERR;
1933: say(file, NULL);
1934: return(0);
1935: }
1.6 schwarze 1936:
1.47 schwarze 1937: sqlite3_close(db);
1938: db = NULL;
1.6 schwarze 1939:
1.47 schwarze 1940: if (SQLITE_OK != (rc = sqlite3_open(file, &db))) {
1941: exitcode = (int)MANDOCLEVEL_SYSERR;
1942: say(file, NULL);
1943: return(0);
1.2 schwarze 1944: }
1945:
1.47 schwarze 1946: /*
1947: * XXX The first three columns in table mpages are obsolete
1948: * and only kept for backward compatibility
1949: * until apropos(1) and friends have caught up.
1950: */
1951: sql = "CREATE TABLE \"mpages\" (\n"
1952: " \"file\" TEXT NOT NULL,\n"
1953: " \"sec\" TEXT NOT NULL,\n"
1954: " \"arch\" TEXT NOT NULL,\n"
1955: " \"desc\" TEXT NOT NULL,\n"
1956: " \"form\" INTEGER NOT NULL,\n"
1957: " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
1958: ");\n"
1959: "\n"
1960: "CREATE TABLE \"mlinks\" (\n"
1961: " \"file\" TEXT NOT NULL,\n"
1962: " \"sec\" TEXT NOT NULL,\n"
1963: " \"arch\" TEXT NOT NULL,\n"
1964: " \"name\" TEXT NOT NULL,\n"
1965: " \"pageid\" INTEGER NOT NULL REFERENCES mpages(id) "
1966: "ON DELETE CASCADE,\n"
1967: " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
1968: ");\n"
1969: "\n"
1970: "CREATE TABLE \"keys\" (\n"
1971: " \"bits\" INTEGER NOT NULL,\n"
1972: " \"key\" TEXT NOT NULL,\n"
1973: " \"pageid\" INTEGER NOT NULL REFERENCES mpages(id) "
1974: "ON DELETE CASCADE,\n"
1975: " \"id\" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL\n"
1976: ");\n"
1977: "\n"
1978: "CREATE INDEX \"key_index\" ON keys (key);\n";
1979:
1980: if (SQLITE_OK != sqlite3_exec(db, sql, NULL, NULL, NULL)) {
1981: exitcode = (int)MANDOCLEVEL_SYSERR;
1982: say(file, "%s", sqlite3_errmsg(db));
1983: return(0);
1.2 schwarze 1984: }
1985:
1.47 schwarze 1986: prepare_statements:
1987: SQL_EXEC("PRAGMA foreign_keys = ON");
1988: sql = "DELETE FROM mpages where file=?";
1989: sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_DELETE_PAGE], NULL);
1990: sql = "INSERT INTO mpages "
1991: "(file,sec,arch,desc,form) VALUES (?,?,?,?,?)";
1992: sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_PAGE], NULL);
1993: sql = "INSERT INTO mlinks "
1994: "(file,sec,arch,name,pageid) VALUES (?,?,?,?,?)";
1995: sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_LINK], NULL);
1996: sql = "INSERT INTO keys "
1997: "(bits,key,pageid) VALUES (?,?,?)";
1998: sqlite3_prepare_v2(db, sql, -1, &stmts[STMT_INSERT_KEY], NULL);
1.6 schwarze 1999:
1.47 schwarze 2000: /*
2001: * When opening a new database, we can turn off
2002: * synchronous mode for much better performance.
2003: */
1.6 schwarze 2004:
1.47 schwarze 2005: if (real)
2006: SQL_EXEC("PRAGMA synchronous = OFF");
1.11 schwarze 2007:
1.47 schwarze 2008: return(1);
2009: }
1.6 schwarze 2010:
1.47 schwarze 2011: static void *
2012: hash_halloc(size_t sz, void *arg)
2013: {
1.6 schwarze 2014:
1.47 schwarze 2015: return(mandoc_calloc(sz, 1));
2016: }
1.2 schwarze 2017:
1.47 schwarze 2018: static void *
2019: hash_alloc(size_t sz, void *arg)
2020: {
1.28 schwarze 2021:
1.47 schwarze 2022: return(mandoc_malloc(sz));
2023: }
1.6 schwarze 2024:
1.47 schwarze 2025: static void
2026: hash_free(void *p, size_t sz, void *arg)
2027: {
1.26 schwarze 2028:
1.47 schwarze 2029: free(p);
2030: }
1.6 schwarze 2031:
1.47 schwarze 2032: static int
2033: set_basedir(const char *targetdir)
2034: {
2035: static char startdir[PATH_MAX];
2036: static int fd;
1.6 schwarze 2037:
1.47 schwarze 2038: /*
2039: * Remember where we started by keeping a fd open to the origin
2040: * path component: throughout this utility, we chdir() a lot to
2041: * handle relative paths, and by doing this, we can return to
2042: * the starting point.
2043: */
2044: if ('\0' == *startdir) {
2045: if (NULL == getcwd(startdir, PATH_MAX)) {
2046: exitcode = (int)MANDOCLEVEL_SYSERR;
2047: if (NULL != targetdir)
2048: say(".", NULL);
2049: return(0);
2050: }
2051: if (-1 == (fd = open(startdir, O_RDONLY, 0))) {
2052: exitcode = (int)MANDOCLEVEL_SYSERR;
2053: say(startdir, NULL);
2054: return(0);
1.11 schwarze 2055: }
1.47 schwarze 2056: if (NULL == targetdir)
2057: targetdir = startdir;
2058: } else {
2059: if (-1 == fd)
2060: return(0);
2061: if (-1 == fchdir(fd)) {
2062: close(fd);
2063: basedir[0] = '\0';
2064: exitcode = (int)MANDOCLEVEL_SYSERR;
2065: say(startdir, NULL);
2066: return(0);
1.2 schwarze 2067: }
1.47 schwarze 2068: if (NULL == targetdir) {
2069: close(fd);
2070: return(1);
1.2 schwarze 2071: }
2072: }
1.47 schwarze 2073: if (NULL == realpath(targetdir, basedir)) {
2074: basedir[0] = '\0';
2075: exitcode = (int)MANDOCLEVEL_BADARG;
2076: say(targetdir, NULL);
2077: return(0);
2078: } else if (-1 == chdir(basedir)) {
2079: exitcode = (int)MANDOCLEVEL_BADARG;
2080: say("", NULL);
2081: return(0);
2082: }
2083: return(1);
1.2 schwarze 2084: }
2085:
2086: static void
1.47 schwarze 2087: say(const char *file, const char *format, ...)
1.2 schwarze 2088: {
1.47 schwarze 2089: va_list ap;
1.2 schwarze 2090:
1.47 schwarze 2091: if ('\0' != *basedir)
2092: fprintf(stderr, "%s", basedir);
2093: if ('\0' != *basedir && '\0' != *file)
2094: fputs("//", stderr);
2095: if ('\0' != *file)
2096: fprintf(stderr, "%s", file);
2097: fputs(": ", stderr);
1.31 schwarze 2098:
1.47 schwarze 2099: if (NULL == format) {
2100: perror(NULL);
2101: return;
1.2 schwarze 2102: }
1.47 schwarze 2103:
2104: va_start(ap, format);
2105: vfprintf(stderr, format, ap);
2106: va_end(ap);
2107:
2108: fputc('\n', stderr);
1.1 schwarze 2109: }