Annotation of src/usr.bin/mandoc/mandocdb.c, Revision 1.173
1.173 ! schwarze 1: /* $OpenBSD: mandocdb.c,v 1.172 2016/07/19 13:30:16 schwarze Exp $ */
1.1 schwarze 2: /*
1.47 schwarze 3: * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.164 schwarze 4: * Copyright (c) 2011-2016 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: *
1.140 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.1 schwarze 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.140 schwarze 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.1 schwarze 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: */
1.117 schwarze 18: #include <sys/types.h>
1.47 schwarze 19: #include <sys/stat.h>
1.72 schwarze 20: #include <sys/wait.h>
1.1 schwarze 21:
22: #include <assert.h>
1.33 schwarze 23: #include <ctype.h>
1.151 schwarze 24: #include <err.h>
1.34 schwarze 25: #include <errno.h>
1.1 schwarze 26: #include <fcntl.h>
1.47 schwarze 27: #include <fts.h>
1.44 schwarze 28: #include <limits.h>
1.173 ! schwarze 29: #include <stdarg.h>
1.47 schwarze 30: #include <stddef.h>
1.1 schwarze 31: #include <stdio.h>
32: #include <stdint.h>
33: #include <stdlib.h>
34: #include <string.h>
1.14 schwarze 35: #include <unistd.h>
1.1 schwarze 36:
1.141 schwarze 37: #include "mandoc_aux.h"
1.156 schwarze 38: #include "mandoc_ohash.h"
1.141 schwarze 39: #include "mandoc.h"
40: #include "roff.h"
1.47 schwarze 41: #include "mdoc.h"
1.1 schwarze 42: #include "man.h"
1.140 schwarze 43: #include "manconf.h"
1.47 schwarze 44: #include "mansearch.h"
1.173 ! schwarze 45: #include "dba_array.h"
! 46: #include "dba.h"
1.1 schwarze 47:
1.68 schwarze 48: extern const char *const mansearch_keynames[];
49:
1.47 schwarze 50: enum op {
51: OP_DEFAULT = 0, /* new dbs from dir list or default config */
52: OP_CONFFILE, /* new databases from custom config file */
53: OP_UPDATE, /* delete/add entries in existing database */
54: OP_DELETE, /* delete entries from existing database */
55: OP_TEST /* change no databases, report potential problems */
56: };
1.11 schwarze 57:
1.47 schwarze 58: struct str {
59: const struct mpage *mpage; /* if set, the owning parse */
60: uint64_t mask; /* bitmask in sequence */
1.131 schwarze 61: char key[]; /* rendered text */
1.28 schwarze 62: };
63:
1.47 schwarze 64: struct inodev {
65: ino_t st_ino;
66: dev_t st_dev;
67: };
1.28 schwarze 68:
1.47 schwarze 69: struct mpage {
70: struct inodev inodev; /* used for hashing routine */
1.173 ! schwarze 71: struct dba_array *dba;
1.47 schwarze 72: char *sec; /* section from file content */
73: char *arch; /* architecture from file content */
74: char *title; /* title from file content */
75: char *desc; /* description from file content */
76: struct mlink *mlinks; /* singly linked list */
1.129 schwarze 77: int name_head_done;
1.173 ! schwarze 78: enum form form; /* format from file content */
1.28 schwarze 79: };
80:
1.47 schwarze 81: struct mlink {
82: char file[PATH_MAX]; /* filename rel. to manpath */
83: char *dsec; /* section from directory */
84: char *arch; /* architecture from directory */
85: char *name; /* name from file name (not empty) */
86: char *fsec; /* section from file name suffix */
87: struct mlink *next; /* singly linked list */
1.75 schwarze 88: struct mpage *mpage; /* parent */
1.81 schwarze 89: int gzip; /* filename has a .gz suffix */
1.173 ! schwarze 90: enum form dform; /* format from directory */
! 91: enum form fform; /* format from file name suffix */
1.1 schwarze 92: };
93:
1.143 schwarze 94: typedef int (*mdoc_fp)(struct mpage *, const struct roff_meta *,
1.142 schwarze 95: const struct roff_node *);
1.1 schwarze 96:
1.19 schwarze 97: struct mdoc_handler {
1.47 schwarze 98: mdoc_fp fp; /* optional handler */
99: uint64_t mask; /* set unless handler returns 0 */
1.19 schwarze 100: };
1.171 schwarze 101:
102:
103: int mandocdb(int, char *[]);
1.19 schwarze 104:
1.173 ! schwarze 105: static void dbadd(struct dba *, struct mpage *);
1.75 schwarze 106: static void dbadd_mlink(const struct mlink *mlink);
1.173 ! schwarze 107: static void dbprune(struct dba *);
! 108: static void dbwrite(struct dba *);
1.47 schwarze 109: static void filescan(const char *);
110: static void mlink_add(struct mlink *, const struct stat *);
1.88 schwarze 111: static void mlink_check(struct mpage *, struct mlink *);
1.47 schwarze 112: static void mlink_free(struct mlink *);
113: static void mlinks_undupe(struct mpage *);
1.173 ! schwarze 114: int mpages_compare(const void *, const void *);
1.47 schwarze 115: static void mpages_free(void);
1.173 ! schwarze 116: static void mpages_merge(struct dba *, struct mparse *);
1.81 schwarze 117: static void parse_cat(struct mpage *, int);
1.143 schwarze 118: static void parse_man(struct mpage *, const struct roff_meta *,
1.142 schwarze 119: const struct roff_node *);
1.143 schwarze 120: static void parse_mdoc(struct mpage *, const struct roff_meta *,
1.142 schwarze 121: const struct roff_node *);
1.143 schwarze 122: static int parse_mdoc_head(struct mpage *, const struct roff_meta *,
1.142 schwarze 123: const struct roff_node *);
1.143 schwarze 124: static int parse_mdoc_Fd(struct mpage *, const struct roff_meta *,
1.142 schwarze 125: const struct roff_node *);
126: static void parse_mdoc_fname(struct mpage *, const struct roff_node *);
1.143 schwarze 127: static int parse_mdoc_Fn(struct mpage *, const struct roff_meta *,
1.142 schwarze 128: const struct roff_node *);
1.143 schwarze 129: static int parse_mdoc_Fo(struct mpage *, const struct roff_meta *,
1.142 schwarze 130: const struct roff_node *);
1.143 schwarze 131: static int parse_mdoc_Nd(struct mpage *, const struct roff_meta *,
1.142 schwarze 132: const struct roff_node *);
1.143 schwarze 133: static int parse_mdoc_Nm(struct mpage *, const struct roff_meta *,
1.142 schwarze 134: const struct roff_node *);
1.143 schwarze 135: static int parse_mdoc_Sh(struct mpage *, const struct roff_meta *,
1.142 schwarze 136: const struct roff_node *);
1.164 schwarze 137: static int parse_mdoc_Va(struct mpage *, const struct roff_meta *,
138: const struct roff_node *);
1.143 schwarze 139: static int parse_mdoc_Xr(struct mpage *, const struct roff_meta *,
1.142 schwarze 140: const struct roff_node *);
1.69 schwarze 141: static void putkey(const struct mpage *, char *, uint64_t);
1.131 schwarze 142: static void putkeys(const struct mpage *, char *, size_t, uint64_t);
1.47 schwarze 143: static void putmdockey(const struct mpage *,
1.142 schwarze 144: const struct roff_node *, uint64_t);
1.131 schwarze 145: static int render_string(char **, size_t *);
1.172 schwarze 146: static void say(const char *, const char *, ...)
147: __attribute__((__format__ (printf, 2, 3)));
1.120 schwarze 148: static int set_basedir(const char *, int);
1.47 schwarze 149: static int treescan(void);
150: static size_t utf8(unsigned int, char [7]);
151:
1.59 schwarze 152: static int nodb; /* no database changes */
1.73 schwarze 153: static int mparse_options; /* abort the parse early */
1.98 schwarze 154: static int use_all; /* use all found files */
155: static int debug; /* print what we're doing */
156: static int warnings; /* warn about crap */
1.52 schwarze 157: static int write_utf8; /* write UTF-8 output; else ASCII */
1.47 schwarze 158: static int exitcode; /* to be returned by main */
1.98 schwarze 159: static enum op op; /* operational mode */
1.47 schwarze 160: static char basedir[PATH_MAX]; /* current base directory */
161: static struct ohash mpages; /* table of distinct manual pages */
162: static struct ohash mlinks; /* table of directory entries */
1.90 schwarze 163: static struct ohash names; /* table of all names */
1.47 schwarze 164: static struct ohash strings; /* table of all strings */
1.90 schwarze 165: static uint64_t name_mask;
1.47 schwarze 166:
1.19 schwarze 167: static const struct mdoc_handler mdocs[MDOC_MAX] = {
1.47 schwarze 168: { NULL, 0 }, /* Ap */
169: { NULL, 0 }, /* Dd */
170: { NULL, 0 }, /* Dt */
171: { NULL, 0 }, /* Os */
172: { parse_mdoc_Sh, TYPE_Sh }, /* Sh */
173: { parse_mdoc_head, TYPE_Ss }, /* Ss */
174: { NULL, 0 }, /* Pp */
175: { NULL, 0 }, /* D1 */
176: { NULL, 0 }, /* Dl */
177: { NULL, 0 }, /* Bd */
178: { NULL, 0 }, /* Ed */
179: { NULL, 0 }, /* Bl */
180: { NULL, 0 }, /* El */
181: { NULL, 0 }, /* It */
182: { NULL, 0 }, /* Ad */
183: { NULL, TYPE_An }, /* An */
184: { NULL, TYPE_Ar }, /* Ar */
185: { NULL, TYPE_Cd }, /* Cd */
186: { NULL, TYPE_Cm }, /* Cm */
187: { NULL, TYPE_Dv }, /* Dv */
188: { NULL, TYPE_Er }, /* Er */
189: { NULL, TYPE_Ev }, /* Ev */
190: { NULL, 0 }, /* Ex */
191: { NULL, TYPE_Fa }, /* Fa */
192: { parse_mdoc_Fd, 0 }, /* Fd */
193: { NULL, TYPE_Fl }, /* Fl */
194: { parse_mdoc_Fn, 0 }, /* Fn */
195: { NULL, TYPE_Ft }, /* Ft */
196: { NULL, TYPE_Ic }, /* Ic */
1.49 schwarze 197: { NULL, TYPE_In }, /* In */
1.47 schwarze 198: { NULL, TYPE_Li }, /* Li */
1.89 schwarze 199: { parse_mdoc_Nd, 0 }, /* Nd */
1.86 schwarze 200: { parse_mdoc_Nm, 0 }, /* Nm */
1.47 schwarze 201: { NULL, 0 }, /* Op */
202: { NULL, 0 }, /* Ot */
203: { NULL, TYPE_Pa }, /* Pa */
204: { NULL, 0 }, /* Rv */
1.49 schwarze 205: { NULL, TYPE_St }, /* St */
1.164 schwarze 206: { parse_mdoc_Va, TYPE_Va }, /* Va */
207: { parse_mdoc_Va, TYPE_Vt }, /* Vt */
1.47 schwarze 208: { parse_mdoc_Xr, 0 }, /* Xr */
209: { NULL, 0 }, /* %A */
210: { NULL, 0 }, /* %B */
211: { NULL, 0 }, /* %D */
212: { NULL, 0 }, /* %I */
213: { NULL, 0 }, /* %J */
214: { NULL, 0 }, /* %N */
215: { NULL, 0 }, /* %O */
216: { NULL, 0 }, /* %P */
217: { NULL, 0 }, /* %R */
218: { NULL, 0 }, /* %T */
219: { NULL, 0 }, /* %V */
220: { NULL, 0 }, /* Ac */
221: { NULL, 0 }, /* Ao */
222: { NULL, 0 }, /* Aq */
223: { NULL, TYPE_At }, /* At */
224: { NULL, 0 }, /* Bc */
225: { NULL, 0 }, /* Bf */
226: { NULL, 0 }, /* Bo */
227: { NULL, 0 }, /* Bq */
228: { NULL, TYPE_Bsx }, /* Bsx */
229: { NULL, TYPE_Bx }, /* Bx */
230: { NULL, 0 }, /* Db */
231: { NULL, 0 }, /* Dc */
232: { NULL, 0 }, /* Do */
233: { NULL, 0 }, /* Dq */
234: { NULL, 0 }, /* Ec */
235: { NULL, 0 }, /* Ef */
236: { NULL, TYPE_Em }, /* Em */
237: { NULL, 0 }, /* Eo */
238: { NULL, TYPE_Fx }, /* Fx */
239: { NULL, TYPE_Ms }, /* Ms */
240: { NULL, 0 }, /* No */
241: { NULL, 0 }, /* Ns */
242: { NULL, TYPE_Nx }, /* Nx */
243: { NULL, TYPE_Ox }, /* Ox */
244: { NULL, 0 }, /* Pc */
245: { NULL, 0 }, /* Pf */
246: { NULL, 0 }, /* Po */
247: { NULL, 0 }, /* Pq */
248: { NULL, 0 }, /* Qc */
249: { NULL, 0 }, /* Ql */
250: { NULL, 0 }, /* Qo */
251: { NULL, 0 }, /* Qq */
252: { NULL, 0 }, /* Re */
253: { NULL, 0 }, /* Rs */
254: { NULL, 0 }, /* Sc */
255: { NULL, 0 }, /* So */
256: { NULL, 0 }, /* Sq */
257: { NULL, 0 }, /* Sm */
258: { NULL, 0 }, /* Sx */
259: { NULL, TYPE_Sy }, /* Sy */
260: { NULL, TYPE_Tn }, /* Tn */
261: { NULL, 0 }, /* Ux */
262: { NULL, 0 }, /* Xc */
263: { NULL, 0 }, /* Xo */
1.128 schwarze 264: { parse_mdoc_Fo, 0 }, /* Fo */
1.47 schwarze 265: { NULL, 0 }, /* Fc */
266: { NULL, 0 }, /* Oo */
267: { NULL, 0 }, /* Oc */
268: { NULL, 0 }, /* Bk */
269: { NULL, 0 }, /* Ek */
270: { NULL, 0 }, /* Bt */
271: { NULL, 0 }, /* Hf */
272: { NULL, 0 }, /* Fr */
273: { NULL, 0 }, /* Ud */
274: { NULL, TYPE_Lb }, /* Lb */
275: { NULL, 0 }, /* Lp */
276: { NULL, TYPE_Lk }, /* Lk */
277: { NULL, TYPE_Mt }, /* Mt */
278: { NULL, 0 }, /* Brq */
279: { NULL, 0 }, /* Bro */
280: { NULL, 0 }, /* Brc */
281: { NULL, 0 }, /* %C */
282: { NULL, 0 }, /* Es */
283: { NULL, 0 }, /* En */
284: { NULL, TYPE_Dx }, /* Dx */
285: { NULL, 0 }, /* %Q */
286: { NULL, 0 }, /* br */
287: { NULL, 0 }, /* sp */
288: { NULL, 0 }, /* %U */
289: { NULL, 0 }, /* Ta */
1.121 schwarze 290: { NULL, 0 }, /* ll */
1.1 schwarze 291: };
292:
1.98 schwarze 293:
1.1 schwarze 294: int
1.3 schwarze 295: mandocdb(int argc, char *argv[])
1.1 schwarze 296: {
1.140 schwarze 297: struct manconf conf;
298: struct mparse *mp;
1.173 ! schwarze 299: struct dba *dba;
1.161 schwarze 300: const char *path_arg, *progname;
1.140 schwarze 301: size_t j, sz;
1.47 schwarze 302: int ch, i;
303:
1.158 millert 304: if (pledge("stdio rpath wpath cpath fattr flock proc exec", NULL) == -1) {
1.167 schwarze 305: warn("pledge");
1.155 schwarze 306: return (int)MANDOCLEVEL_SYSERR;
307: }
308:
1.140 schwarze 309: memset(&conf, 0, sizeof(conf));
1.47 schwarze 310:
311: /*
1.98 schwarze 312: * We accept a few different invocations.
1.47 schwarze 313: * The CHECKOP macro makes sure that invocation styles don't
314: * clobber each other.
315: */
316: #define CHECKOP(_op, _ch) do \
317: if (OP_DEFAULT != (_op)) { \
1.151 schwarze 318: warnx("-%c: Conflicting option", (_ch)); \
1.47 schwarze 319: goto usage; \
320: } while (/*CONSTCOND*/0)
1.10 schwarze 321:
1.47 schwarze 322: path_arg = NULL;
1.28 schwarze 323: op = OP_DEFAULT;
1.1 schwarze 324:
1.83 schwarze 325: while (-1 != (ch = getopt(argc, argv, "aC:Dd:npQT:tu:v")))
1.1 schwarze 326: switch (ch) {
1.98 schwarze 327: case 'a':
1.6 schwarze 328: use_all = 1;
329: break;
1.98 schwarze 330: case 'C':
1.47 schwarze 331: CHECKOP(op, ch);
332: path_arg = optarg;
1.28 schwarze 333: op = OP_CONFFILE;
1.25 schwarze 334: break;
1.98 schwarze 335: case 'D':
1.82 schwarze 336: debug++;
337: break;
1.98 schwarze 338: case 'd':
1.47 schwarze 339: CHECKOP(op, ch);
340: path_arg = optarg;
1.2 schwarze 341: op = OP_UPDATE;
1.1 schwarze 342: break;
1.98 schwarze 343: case 'n':
1.47 schwarze 344: nodb = 1;
345: break;
1.98 schwarze 346: case 'p':
1.83 schwarze 347: warnings = 1;
348: break;
1.98 schwarze 349: case 'Q':
1.73 schwarze 350: mparse_options |= MPARSE_QUICK;
1.59 schwarze 351: break;
1.98 schwarze 352: case 'T':
1.52 schwarze 353: if (strcmp(optarg, "utf8")) {
1.151 schwarze 354: warnx("-T%s: Unsupported output format",
355: optarg);
1.52 schwarze 356: goto usage;
357: }
358: write_utf8 = 1;
359: break;
1.98 schwarze 360: case 't':
1.47 schwarze 361: CHECKOP(op, ch);
1.28 schwarze 362: dup2(STDOUT_FILENO, STDERR_FILENO);
363: op = OP_TEST;
1.47 schwarze 364: nodb = warnings = 1;
1.28 schwarze 365: break;
1.98 schwarze 366: case 'u':
1.47 schwarze 367: CHECKOP(op, ch);
368: path_arg = optarg;
1.1 schwarze 369: op = OP_DELETE;
370: break;
1.98 schwarze 371: case 'v':
1.83 schwarze 372: /* Compatibility with espie@'s makewhatis. */
1.28 schwarze 373: break;
1.1 schwarze 374: default:
1.28 schwarze 375: goto usage;
1.1 schwarze 376: }
377:
378: argc -= optind;
379: argv += optind;
380:
1.163 schwarze 381: if (nodb) {
382: if (pledge("stdio rpath", NULL) == -1) {
1.167 schwarze 383: warn("pledge");
1.163 schwarze 384: return (int)MANDOCLEVEL_SYSERR;
385: }
1.155 schwarze 386: }
387:
1.28 schwarze 388: if (OP_CONFFILE == op && argc > 0) {
1.151 schwarze 389: warnx("-C: Too many arguments");
1.28 schwarze 390: goto usage;
391: }
392:
1.47 schwarze 393: exitcode = (int)MANDOCLEVEL_OK;
1.157 schwarze 394: mchars_alloc();
395: mp = mparse_alloc(mparse_options, MANDOCLEVEL_BADARG, NULL, NULL);
1.156 schwarze 396: mandoc_ohash_init(&mpages, 6, offsetof(struct mpage, inodev));
397: mandoc_ohash_init(&mlinks, 6, offsetof(struct mlink, file));
1.2 schwarze 398:
1.47 schwarze 399: if (OP_UPDATE == op || OP_DELETE == op || OP_TEST == op) {
1.2 schwarze 400:
1.47 schwarze 401: /*
1.109 schwarze 402: * Most of these deal with a specific directory.
1.97 schwarze 403: * Jump into that directory first.
1.47 schwarze 404: */
1.120 schwarze 405: if (OP_TEST != op && 0 == set_basedir(path_arg, 1))
1.47 schwarze 406: goto out;
1.97 schwarze 407:
1.173 ! schwarze 408: if ((dba = dba_read(MANDOC_DB)) != NULL) {
1.97 schwarze 409: /*
410: * The existing database is usable. Process
411: * all files specified on the command-line.
412: */
1.163 schwarze 413: if (!nodb) {
414: if (pledge("stdio rpath wpath cpath fattr flock", NULL) == -1) {
1.167 schwarze 415: warn("pledge");
1.163 schwarze 416: exitcode = (int)MANDOCLEVEL_SYSERR;
417: goto out;
418: }
1.155 schwarze 419: }
1.97 schwarze 420: use_all = 1;
1.95 schwarze 421: for (i = 0; i < argc; i++)
422: filescan(argv[i]);
423: if (OP_TEST != op)
1.173 ! schwarze 424: dbprune(dba);
1.95 schwarze 425: } else {
426: /*
427: * Database missing or corrupt.
428: * Recreate from scratch.
429: */
1.97 schwarze 430: exitcode = (int)MANDOCLEVEL_OK;
1.95 schwarze 431: op = OP_DEFAULT;
432: if (0 == treescan())
433: goto out;
1.173 ! schwarze 434: dba = dba_new(128);
1.95 schwarze 435: }
1.47 schwarze 436: if (OP_DELETE != op)
1.173 ! schwarze 437: mpages_merge(dba, mp);
! 438: if (nodb == 0)
! 439: dbwrite(dba);
! 440: dba_free(dba);
1.47 schwarze 441: } else {
442: /*
443: * If we have arguments, use them as our manpaths.
444: * If we don't, grok from manpath(1) or however else
1.140 schwarze 445: * manconf_parse() wants to do it.
1.47 schwarze 446: */
447: if (argc > 0) {
1.140 schwarze 448: conf.manpath.paths = mandoc_reallocarray(NULL,
1.101 schwarze 449: argc, sizeof(char *));
1.140 schwarze 450: conf.manpath.sz = (size_t)argc;
1.47 schwarze 451: for (i = 0; i < argc; i++)
1.140 schwarze 452: conf.manpath.paths[i] = mandoc_strdup(argv[i]);
1.47 schwarze 453: } else
1.140 schwarze 454: manconf_parse(&conf, path_arg, NULL, NULL);
1.84 schwarze 455:
1.140 schwarze 456: if (conf.manpath.sz == 0) {
1.84 schwarze 457: exitcode = (int)MANDOCLEVEL_BADARG;
458: say("", "Empty manpath");
459: }
1.2 schwarze 460:
1.47 schwarze 461: /*
462: * First scan the tree rooted at a base directory, then
463: * build a new database and finally move it into place.
464: * Ignore zero-length directories and strip trailing
465: * slashes.
466: */
1.140 schwarze 467: for (j = 0; j < conf.manpath.sz; j++) {
468: sz = strlen(conf.manpath.paths[j]);
469: if (sz && conf.manpath.paths[j][sz - 1] == '/')
470: conf.manpath.paths[j][--sz] = '\0';
1.47 schwarze 471: if (0 == sz)
472: continue;
1.2 schwarze 473:
1.47 schwarze 474: if (j) {
1.156 schwarze 475: mandoc_ohash_init(&mpages, 6,
476: offsetof(struct mpage, inodev));
477: mandoc_ohash_init(&mlinks, 6,
478: offsetof(struct mlink, file));
1.47 schwarze 479: }
1.1 schwarze 480:
1.140 schwarze 481: if ( ! set_basedir(conf.manpath.paths[j], argc > 0))
1.120 schwarze 482: continue;
1.47 schwarze 483: if (0 == treescan())
1.120 schwarze 484: continue;
1.173 ! schwarze 485: dba = dba_new(128);
! 486: mpages_merge(dba, mp);
! 487: if (nodb == 0)
! 488: dbwrite(dba);
! 489: dba_free(dba);
1.28 schwarze 490:
1.140 schwarze 491: if (j + 1 < conf.manpath.sz) {
1.47 schwarze 492: mpages_free();
493: ohash_delete(&mpages);
494: ohash_delete(&mlinks);
495: }
1.2 schwarze 496: }
1.47 schwarze 497: }
498: out:
1.140 schwarze 499: manconf_free(&conf);
1.123 schwarze 500: mparse_free(mp);
1.157 schwarze 501: mchars_free();
1.47 schwarze 502: mpages_free();
503: ohash_delete(&mpages);
504: ohash_delete(&mlinks);
1.150 schwarze 505: return exitcode;
1.47 schwarze 506: usage:
1.161 schwarze 507: progname = getprogname();
1.83 schwarze 508: fprintf(stderr, "usage: %s [-aDnpQ] [-C file] [-Tutf8]\n"
509: " %s [-aDnpQ] [-Tutf8] dir ...\n"
510: " %s [-DnpQ] [-Tutf8] -d dir [file ...]\n"
511: " %s [-Dnp] -u dir [file ...]\n"
1.59 schwarze 512: " %s [-Q] -t file ...\n",
1.161 schwarze 513: progname, progname, progname, progname, progname);
1.1 schwarze 514:
1.150 schwarze 515: return (int)MANDOCLEVEL_BADARG;
1.47 schwarze 516: }
1.1 schwarze 517:
1.47 schwarze 518: /*
519: * Scan a directory tree rooted at "basedir" for manpages.
520: * We use fts(), scanning directory parts along the way for clues to our
521: * section and architecture.
522: *
523: * If use_all has been specified, grok all files.
524: * If not, sanitise paths to the following:
525: *
1.98 schwarze 526: * [./]man*[/<arch>]/<name>.<section>
1.47 schwarze 527: * or
528: * [./]cat<section>[/<arch>]/<name>.0
529: *
1.169 krw 530: * TODO: accommodate for multi-language directories.
1.47 schwarze 531: */
532: static int
533: treescan(void)
534: {
1.96 schwarze 535: char buf[PATH_MAX];
1.47 schwarze 536: FTS *f;
537: FTSENT *ff;
538: struct mlink *mlink;
1.173 ! schwarze 539: int gzip;
! 540: enum form dform;
1.51 schwarze 541: char *dsec, *arch, *fsec, *cp;
542: const char *path;
1.47 schwarze 543: const char *argv[2];
1.1 schwarze 544:
1.47 schwarze 545: argv[0] = ".";
546: argv[1] = (char *)NULL;
1.1 schwarze 547:
1.96 schwarze 548: f = fts_open((char * const *)argv,
549: FTS_PHYSICAL | FTS_NOCHDIR, NULL);
1.153 schwarze 550: if (f == NULL) {
1.47 schwarze 551: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 552: say("", "&fts_open");
1.150 schwarze 553: return 0;
1.47 schwarze 554: }
1.2 schwarze 555:
1.47 schwarze 556: dsec = arch = NULL;
557: dform = FORM_NONE;
1.2 schwarze 558:
1.153 schwarze 559: while ((ff = fts_read(f)) != NULL) {
1.47 schwarze 560: path = ff->fts_path + 2;
1.96 schwarze 561: switch (ff->fts_info) {
562:
563: /*
564: * Symbolic links require various sanity checks,
565: * then get handled just like regular files.
566: */
1.98 schwarze 567: case FTS_SL:
1.153 schwarze 568: if (realpath(path, buf) == NULL) {
1.96 schwarze 569: if (warnings)
570: say(path, "&realpath");
571: continue;
572: }
573: if (strstr(buf, basedir) != buf) {
574: if (warnings) say("",
575: "%s: outside base directory", buf);
576: continue;
577: }
578: /* Use logical inode to avoid mpages dupe. */
1.153 schwarze 579: if (stat(path, ff->fts_statp) == -1) {
1.96 schwarze 580: if (warnings)
581: say(path, "&stat");
582: continue;
583: }
584: /* FALLTHROUGH */
585:
1.15 schwarze 586: /*
1.47 schwarze 587: * If we're a regular file, add an mlink by using the
588: * stored directory data and handling the filename.
1.15 schwarze 589: */
1.98 schwarze 590: case FTS_F:
1.153 schwarze 591: if ( ! strcmp(path, MANDOC_DB))
1.47 schwarze 592: continue;
593: if ( ! use_all && ff->fts_level < 2) {
594: if (warnings)
595: say(path, "Extraneous file");
596: continue;
1.81 schwarze 597: }
598: gzip = 0;
599: fsec = NULL;
1.153 schwarze 600: while (fsec == NULL) {
1.81 schwarze 601: fsec = strrchr(ff->fts_name, '.');
1.153 schwarze 602: if (fsec == NULL || strcmp(fsec+1, "gz"))
1.81 schwarze 603: break;
604: gzip = 1;
605: *fsec = '\0';
606: fsec = NULL;
607: }
1.153 schwarze 608: if (fsec == NULL) {
1.47 schwarze 609: if ( ! use_all) {
610: if (warnings)
611: say(path,
612: "No filename suffix");
613: continue;
614: }
1.153 schwarze 615: } else if ( ! strcmp(++fsec, "html")) {
1.47 schwarze 616: if (warnings)
617: say(path, "Skip html");
618: continue;
1.153 schwarze 619: } else if ( ! strcmp(fsec, "ps")) {
1.47 schwarze 620: if (warnings)
621: say(path, "Skip ps");
622: continue;
1.153 schwarze 623: } else if ( ! strcmp(fsec, "pdf")) {
1.47 schwarze 624: if (warnings)
625: say(path, "Skip pdf");
626: continue;
627: } else if ( ! use_all &&
1.153 schwarze 628: ((dform == FORM_SRC &&
1.138 schwarze 629: strncmp(fsec, dsec, strlen(dsec))) ||
1.153 schwarze 630: (dform == FORM_CAT && strcmp(fsec, "0")))) {
1.47 schwarze 631: if (warnings)
632: say(path, "Wrong filename suffix");
633: continue;
634: } else
635: fsec[-1] = '\0';
1.51 schwarze 636:
1.47 schwarze 637: mlink = mandoc_calloc(1, sizeof(struct mlink));
1.100 schwarze 638: if (strlcpy(mlink->file, path,
639: sizeof(mlink->file)) >=
640: sizeof(mlink->file)) {
641: say(path, "Filename too long");
642: free(mlink);
643: continue;
644: }
1.47 schwarze 645: mlink->dform = dform;
1.51 schwarze 646: mlink->dsec = dsec;
647: mlink->arch = arch;
648: mlink->name = ff->fts_name;
649: mlink->fsec = fsec;
1.81 schwarze 650: mlink->gzip = gzip;
1.47 schwarze 651: mlink_add(mlink, ff->fts_statp);
652: continue;
1.96 schwarze 653:
1.98 schwarze 654: case FTS_D:
655: case FTS_DP:
1.96 schwarze 656: break;
657:
658: default:
1.47 schwarze 659: if (warnings)
660: say(path, "Not a regular file");
661: continue;
662: }
663:
664: switch (ff->fts_level) {
1.98 schwarze 665: case 0:
1.47 schwarze 666: /* Ignore the root directory. */
667: break;
1.98 schwarze 668: case 1:
1.47 schwarze 669: /*
670: * This might contain manX/ or catX/.
671: * Try to infer this from the name.
672: * If we're not in use_all, enforce it.
673: */
674: cp = ff->fts_name;
1.153 schwarze 675: if (ff->fts_info == FTS_DP) {
676: dform = FORM_NONE;
677: dsec = NULL;
1.47 schwarze 678: break;
1.153 schwarze 679: }
1.15 schwarze 680:
1.153 schwarze 681: if ( ! strncmp(cp, "man", 3)) {
1.47 schwarze 682: dform = FORM_SRC;
683: dsec = cp + 3;
1.153 schwarze 684: } else if ( ! strncmp(cp, "cat", 3)) {
1.47 schwarze 685: dform = FORM_CAT;
686: dsec = cp + 3;
1.51 schwarze 687: } else {
688: dform = FORM_NONE;
689: dsec = NULL;
1.26 schwarze 690: }
1.47 schwarze 691:
1.153 schwarze 692: if (dsec != NULL || use_all)
1.47 schwarze 693: break;
694:
695: if (warnings)
696: say(path, "Unknown directory part");
697: fts_set(f, ff, FTS_SKIP);
698: break;
1.98 schwarze 699: case 2:
1.47 schwarze 700: /*
701: * Possibly our architecture.
702: * If we're descending, keep tabs on it.
703: */
1.153 schwarze 704: if (ff->fts_info != FTS_DP && dsec != NULL)
1.47 schwarze 705: arch = ff->fts_name;
1.51 schwarze 706: else
707: arch = NULL;
1.47 schwarze 708: break;
709: default:
1.153 schwarze 710: if (ff->fts_info == FTS_DP || use_all)
1.47 schwarze 711: break;
712: if (warnings)
713: say(path, "Extraneous directory part");
714: fts_set(f, ff, FTS_SKIP);
715: break;
1.14 schwarze 716: }
1.47 schwarze 717: }
718:
719: fts_close(f);
1.150 schwarze 720: return 1;
1.47 schwarze 721: }
1.1 schwarze 722:
1.47 schwarze 723: /*
724: * Add a file to the mlinks table.
725: * Do not verify that it's a "valid" looking manpage (we'll do that
726: * later).
727: *
728: * Try to infer the manual section, architecture, and page name from the
729: * path, assuming it looks like
730: *
1.98 schwarze 731: * [./]man*[/<arch>]/<name>.<section>
1.47 schwarze 732: * or
733: * [./]cat<section>[/<arch>]/<name>.0
734: *
735: * See treescan() for the fts(3) version of this.
736: */
737: static void
738: filescan(const char *file)
739: {
740: char buf[PATH_MAX];
741: struct stat st;
742: struct mlink *mlink;
743: char *p, *start;
744:
745: assert(use_all);
746:
747: if (0 == strncmp(file, "./", 2))
748: file += 2;
749:
1.96 schwarze 750: /*
751: * We have to do lstat(2) before realpath(3) loses
752: * the information whether this is a symbolic link.
753: * We need to know that because for symbolic links,
754: * we want to use the orginal file name, while for
755: * regular files, we want to use the real path.
756: */
757: if (-1 == lstat(file, &st)) {
758: exitcode = (int)MANDOCLEVEL_BADARG;
759: say(file, "&lstat");
760: return;
761: } else if (0 == ((S_IFREG | S_IFLNK) & st.st_mode)) {
762: exitcode = (int)MANDOCLEVEL_BADARG;
763: say(file, "Not a regular file");
764: return;
765: }
766:
767: /*
768: * We have to resolve the file name to the real path
769: * in any case for the base directory check.
770: */
1.47 schwarze 771: if (NULL == realpath(file, buf)) {
772: exitcode = (int)MANDOCLEVEL_BADARG;
1.80 schwarze 773: say(file, "&realpath");
1.47 schwarze 774: return;
1.63 schwarze 775: }
776:
1.109 schwarze 777: if (OP_TEST == op)
1.63 schwarze 778: start = buf;
1.109 schwarze 779: else if (strstr(buf, basedir) == buf)
780: start = buf + strlen(basedir);
1.63 schwarze 781: else {
1.47 schwarze 782: exitcode = (int)MANDOCLEVEL_BADARG;
783: say("", "%s: outside base directory", buf);
784: return;
1.63 schwarze 785: }
786:
1.96 schwarze 787: /*
788: * Now we are sure the file is inside our tree.
789: * If it is a symbolic link, ignore the real path
790: * and use the original name.
791: * This implies passing stuff like "cat1/../man1/foo.1"
792: * on the command line won't work. So don't do that.
793: * Note the stat(2) can still fail if the link target
794: * doesn't exist.
795: */
796: if (S_IFLNK & st.st_mode) {
797: if (-1 == stat(buf, &st)) {
798: exitcode = (int)MANDOCLEVEL_BADARG;
799: say(file, "&stat");
800: return;
801: }
1.100 schwarze 802: if (strlcpy(buf, file, sizeof(buf)) >= sizeof(buf)) {
803: say(file, "Filename too long");
804: return;
805: }
1.109 schwarze 806: start = buf;
807: if (OP_TEST != op && strstr(buf, basedir) == buf)
808: start += strlen(basedir);
1.1 schwarze 809: }
1.63 schwarze 810:
1.47 schwarze 811: mlink = mandoc_calloc(1, sizeof(struct mlink));
1.116 schwarze 812: mlink->dform = FORM_NONE;
1.100 schwarze 813: if (strlcpy(mlink->file, start, sizeof(mlink->file)) >=
814: sizeof(mlink->file)) {
815: say(start, "Filename too long");
1.134 schwarze 816: free(mlink);
1.100 schwarze 817: return;
818: }
1.1 schwarze 819:
1.10 schwarze 820: /*
1.47 schwarze 821: * First try to guess our directory structure.
822: * If we find a separator, try to look for man* or cat*.
823: * If we find one of these and what's underneath is a directory,
824: * assume it's an architecture.
1.10 schwarze 825: */
1.47 schwarze 826: if (NULL != (p = strchr(start, '/'))) {
827: *p++ = '\0';
828: if (0 == strncmp(start, "man", 3)) {
829: mlink->dform = FORM_SRC;
1.51 schwarze 830: mlink->dsec = start + 3;
1.47 schwarze 831: } else if (0 == strncmp(start, "cat", 3)) {
832: mlink->dform = FORM_CAT;
1.51 schwarze 833: mlink->dsec = start + 3;
1.47 schwarze 834: }
1.10 schwarze 835:
1.47 schwarze 836: start = p;
837: if (NULL != mlink->dsec && NULL != (p = strchr(start, '/'))) {
838: *p++ = '\0';
1.51 schwarze 839: mlink->arch = start;
1.47 schwarze 840: start = p;
1.41 deraadt 841: }
1.47 schwarze 842: }
1.7 schwarze 843:
1.47 schwarze 844: /*
845: * Now check the file suffix.
846: * Suffix of `.0' indicates a catpage, `.1-9' is a manpage.
847: */
848: p = strrchr(start, '\0');
849: while (p-- > start && '/' != *p && '.' != *p)
850: /* Loop. */ ;
851:
852: if ('.' == *p) {
853: *p++ = '\0';
1.51 schwarze 854: mlink->fsec = p;
1.47 schwarze 855: }
1.41 deraadt 856:
1.47 schwarze 857: /*
858: * Now try to parse the name.
859: * Use the filename portion of the path.
860: */
861: mlink->name = start;
862: if (NULL != (p = strrchr(start, '/'))) {
863: mlink->name = p + 1;
864: *p = '\0';
865: }
866: mlink_add(mlink, &st);
867: }
1.2 schwarze 868:
1.47 schwarze 869: static void
870: mlink_add(struct mlink *mlink, const struct stat *st)
871: {
872: struct inodev inodev;
873: struct mpage *mpage;
874: unsigned int slot;
875:
876: assert(NULL != mlink->file);
877:
1.51 schwarze 878: mlink->dsec = mandoc_strdup(mlink->dsec ? mlink->dsec : "");
879: mlink->arch = mandoc_strdup(mlink->arch ? mlink->arch : "");
880: mlink->name = mandoc_strdup(mlink->name ? mlink->name : "");
881: mlink->fsec = mandoc_strdup(mlink->fsec ? mlink->fsec : "");
1.47 schwarze 882:
883: if ('0' == *mlink->fsec) {
884: free(mlink->fsec);
885: mlink->fsec = mandoc_strdup(mlink->dsec);
886: mlink->fform = FORM_CAT;
887: } else if ('1' <= *mlink->fsec && '9' >= *mlink->fsec)
888: mlink->fform = FORM_SRC;
889: else
890: mlink->fform = FORM_NONE;
1.1 schwarze 891:
1.47 schwarze 892: slot = ohash_qlookup(&mlinks, mlink->file);
893: assert(NULL == ohash_find(&mlinks, slot));
894: ohash_insert(&mlinks, slot, mlink);
895:
1.139 schwarze 896: memset(&inodev, 0, sizeof(inodev)); /* Clear padding. */
1.47 schwarze 897: inodev.st_ino = st->st_ino;
898: inodev.st_dev = st->st_dev;
899: slot = ohash_lookup_memory(&mpages, (char *)&inodev,
900: sizeof(struct inodev), inodev.st_ino);
901: mpage = ohash_find(&mpages, slot);
902: if (NULL == mpage) {
903: mpage = mandoc_calloc(1, sizeof(struct mpage));
904: mpage->inodev.st_ino = inodev.st_ino;
905: mpage->inodev.st_dev = inodev.st_dev;
1.173 ! schwarze 906: mpage->form = FORM_NONE;
1.47 schwarze 907: ohash_insert(&mpages, slot, mpage);
908: } else
909: mlink->next = mpage->mlinks;
910: mpage->mlinks = mlink;
1.75 schwarze 911: mlink->mpage = mpage;
1.47 schwarze 912: }
1.1 schwarze 913:
1.47 schwarze 914: static void
915: mlink_free(struct mlink *mlink)
916: {
1.1 schwarze 917:
1.47 schwarze 918: free(mlink->dsec);
919: free(mlink->arch);
920: free(mlink->name);
921: free(mlink->fsec);
922: free(mlink);
923: }
1.1 schwarze 924:
1.47 schwarze 925: static void
926: mpages_free(void)
927: {
928: struct mpage *mpage;
929: struct mlink *mlink;
930: unsigned int slot;
931:
932: mpage = ohash_first(&mpages, &slot);
933: while (NULL != mpage) {
934: while (NULL != (mlink = mpage->mlinks)) {
935: mpage->mlinks = mlink->next;
936: mlink_free(mlink);
937: }
938: free(mpage->sec);
939: free(mpage->arch);
940: free(mpage->title);
941: free(mpage->desc);
942: free(mpage);
943: mpage = ohash_next(&mpages, &slot);
944: }
945: }
1.1 schwarze 946:
1.47 schwarze 947: /*
948: * For each mlink to the mpage, check whether the path looks like
949: * it is formatted, and if it does, check whether a source manual
950: * exists by the same name, ignoring the suffix.
951: * If both conditions hold, drop the mlink.
952: */
953: static void
954: mlinks_undupe(struct mpage *mpage)
955: {
956: char buf[PATH_MAX];
957: struct mlink **prev;
958: struct mlink *mlink;
959: char *bufp;
960:
961: mpage->form = FORM_CAT;
962: prev = &mpage->mlinks;
963: while (NULL != (mlink = *prev)) {
964: if (FORM_CAT != mlink->dform) {
965: mpage->form = FORM_NONE;
966: goto nextlink;
967: }
1.100 schwarze 968: (void)strlcpy(buf, mlink->file, sizeof(buf));
1.47 schwarze 969: bufp = strstr(buf, "cat");
970: assert(NULL != bufp);
971: memcpy(bufp, "man", 3);
972: if (NULL != (bufp = strrchr(buf, '.')))
973: *++bufp = '\0';
1.100 schwarze 974: (void)strlcat(buf, mlink->dsec, sizeof(buf));
1.47 schwarze 975: if (NULL == ohash_find(&mlinks,
1.98 schwarze 976: ohash_qlookup(&mlinks, buf)))
1.47 schwarze 977: goto nextlink;
978: if (warnings)
979: say(mlink->file, "Man source exists: %s", buf);
980: if (use_all)
981: goto nextlink;
982: *prev = mlink->next;
983: mlink_free(mlink);
984: continue;
985: nextlink:
986: prev = &(*prev)->next;
1.1 schwarze 987: }
1.47 schwarze 988: }
1.1 schwarze 989:
1.88 schwarze 990: static void
1.50 schwarze 991: mlink_check(struct mpage *mpage, struct mlink *mlink)
992: {
1.88 schwarze 993: struct str *str;
994: unsigned int slot;
1.50 schwarze 995:
996: /*
997: * Check whether the manual section given in a file
998: * agrees with the directory where the file is located.
999: * Some manuals have suffixes like (3p) on their
1000: * section number either inside the file or in the
1001: * directory name, some are linked into more than one
1002: * section, like encrypt(1) = makekey(8).
1003: */
1004:
1005: if (FORM_SRC == mpage->form &&
1.88 schwarze 1006: strcasecmp(mpage->sec, mlink->dsec))
1.50 schwarze 1007: say(mlink->file, "Section \"%s\" manual in %s directory",
1008: mpage->sec, mlink->dsec);
1009:
1010: /*
1011: * Manual page directories exist for each kernel
1012: * architecture as returned by machine(1).
1013: * However, many manuals only depend on the
1014: * application architecture as returned by arch(1).
1015: * For example, some (2/ARM) manuals are shared
1016: * across the "armish" and "zaurus" kernel
1017: * architectures.
1018: * A few manuals are even shared across completely
1019: * different architectures, for example fdformat(1)
1020: * on amd64, i386, sparc, and sparc64.
1021: */
1022:
1.88 schwarze 1023: if (strcasecmp(mpage->arch, mlink->arch))
1.50 schwarze 1024: say(mlink->file, "Architecture \"%s\" manual in "
1025: "\"%s\" directory", mpage->arch, mlink->arch);
1026:
1.88 schwarze 1027: /*
1028: * XXX
1.90 schwarze 1029: * parse_cat() doesn't set NAME_TITLE yet.
1.88 schwarze 1030: */
1031:
1032: if (FORM_CAT == mpage->form)
1033: return;
1034:
1035: /*
1036: * Check whether this mlink
1037: * appears as a name in the NAME section.
1038: */
1.50 schwarze 1039:
1.90 schwarze 1040: slot = ohash_qlookup(&names, mlink->name);
1041: str = ohash_find(&names, slot);
1.88 schwarze 1042: assert(NULL != str);
1.90 schwarze 1043: if ( ! (NAME_TITLE & str->mask))
1.88 schwarze 1044: say(mlink->file, "Name missing in NAME section");
1.50 schwarze 1045: }
1046:
1.47 schwarze 1047: /*
1048: * Run through the files in the global vector "mpages"
1049: * and add them to the database specified in "basedir".
1050: *
1051: * This handles the parsing scheme itself, using the cues of directory
1052: * and filename to determine whether the file is parsable or not.
1053: */
1054: static void
1.173 ! schwarze 1055: mpages_merge(struct dba *dba, struct mparse *mp)
1.47 schwarze 1056: {
1.173 ! schwarze 1057: struct mpage **mplist, *mpage, *mpage_dest;
1.75 schwarze 1058: struct mlink *mlink, *mlink_dest;
1.144 schwarze 1059: struct roff_man *man;
1.75 schwarze 1060: char *sodest;
1.69 schwarze 1061: char *cp;
1.117 schwarze 1062: int fd;
1.173 ! schwarze 1063: unsigned int ip, npages, pslot;
1.64 schwarze 1064:
1.173 ! schwarze 1065: npages = ohash_entries(&mpages);
! 1066: mplist = mandoc_reallocarray(NULL, npages, sizeof(*mplist));
! 1067: ip = 0;
1.47 schwarze 1068: mpage = ohash_first(&mpages, &pslot);
1.126 schwarze 1069: while (mpage != NULL) {
1.47 schwarze 1070: mlinks_undupe(mpage);
1.173 ! schwarze 1071: if (mpage->mlinks != NULL)
! 1072: mplist[ip++] = mpage;
! 1073: mpage = ohash_next(&mpages, &pslot);
! 1074: }
! 1075: npages = ip;
! 1076: qsort(mplist, npages, sizeof(*mplist), mpages_compare);
1.1 schwarze 1077:
1.173 ! schwarze 1078: for (ip = 0; ip < npages; ip++) {
! 1079: mpage = mplist[ip];
! 1080: mlink = mpage->mlinks;
1.90 schwarze 1081: name_mask = NAME_MASK;
1.156 schwarze 1082: mandoc_ohash_init(&names, 4, offsetof(struct str, key));
1083: mandoc_ohash_init(&strings, 6, offsetof(struct str, key));
1.47 schwarze 1084: mparse_reset(mp);
1085: man = NULL;
1.81 schwarze 1086: sodest = NULL;
1087:
1.166 schwarze 1088: if ((fd = mparse_open(mp, mlink->file)) == -1) {
1.136 schwarze 1089: say(mlink->file, "&open");
1.117 schwarze 1090: goto nextpage;
1.81 schwarze 1091: }
1.11 schwarze 1092:
1093: /*
1.137 schwarze 1094: * Interpret the file as mdoc(7) or man(7) source
1095: * code, unless it is known to be formatted.
1.11 schwarze 1096: */
1.136 schwarze 1097: if (mlink->dform != FORM_CAT || mlink->fform != FORM_CAT) {
1.137 schwarze 1098: mparse_readfd(mp, fd, mlink->file);
1.165 schwarze 1099: close(fd);
1.145 schwarze 1100: mparse_result(mp, &man, &sodest);
1.47 schwarze 1101: }
1.11 schwarze 1102:
1.126 schwarze 1103: if (sodest != NULL) {
1.75 schwarze 1104: mlink_dest = ohash_find(&mlinks,
1105: ohash_qlookup(&mlinks, sodest));
1.126 schwarze 1106: if (mlink_dest == NULL) {
1107: mandoc_asprintf(&cp, "%s.gz", sodest);
1108: mlink_dest = ohash_find(&mlinks,
1109: ohash_qlookup(&mlinks, cp));
1110: free(cp);
1111: }
1112: if (mlink_dest != NULL) {
1.75 schwarze 1113:
1114: /* The .so target exists. */
1115:
1116: mpage_dest = mlink_dest->mpage;
1117: while (1) {
1118: mlink->mpage = mpage_dest;
1119:
1120: /*
1121: * If the target was already
1122: * processed, add the links
1123: * to the database now.
1124: * Otherwise, this will
1125: * happen when we come
1126: * to the target.
1127: */
1128:
1.173 ! schwarze 1129: if (mpage_dest->dba != NULL)
! 1130: dbadd_mlink(mlink);
1.75 schwarze 1131:
1.126 schwarze 1132: if (mlink->next == NULL)
1.75 schwarze 1133: break;
1134: mlink = mlink->next;
1135: }
1136:
1137: /* Move all links to the target. */
1138:
1139: mlink->next = mlink_dest->next;
1140: mlink_dest->next = mpage->mlinks;
1141: mpage->mlinks = NULL;
1142: }
1.81 schwarze 1143: goto nextpage;
1.145 schwarze 1144: } else if (man != NULL && man->macroset == MACROSET_MDOC) {
1.159 schwarze 1145: mdoc_validate(man);
1.47 schwarze 1146: mpage->form = FORM_SRC;
1.146 schwarze 1147: mpage->sec = man->meta.msec;
1.112 schwarze 1148: mpage->sec = mandoc_strdup(
1.126 schwarze 1149: mpage->sec == NULL ? "" : mpage->sec);
1.146 schwarze 1150: mpage->arch = man->meta.arch;
1.47 schwarze 1151: mpage->arch = mandoc_strdup(
1.126 schwarze 1152: mpage->arch == NULL ? "" : mpage->arch);
1.146 schwarze 1153: mpage->title = mandoc_strdup(man->meta.title);
1.145 schwarze 1154: } else if (man != NULL && man->macroset == MACROSET_MAN) {
1.160 schwarze 1155: man_validate(man);
1.47 schwarze 1156: mpage->form = FORM_SRC;
1.146 schwarze 1157: mpage->sec = mandoc_strdup(man->meta.msec);
1.136 schwarze 1158: mpage->arch = mandoc_strdup(mlink->arch);
1.146 schwarze 1159: mpage->title = mandoc_strdup(man->meta.title);
1.11 schwarze 1160: } else {
1.47 schwarze 1161: mpage->form = FORM_CAT;
1.136 schwarze 1162: mpage->sec = mandoc_strdup(mlink->dsec);
1163: mpage->arch = mandoc_strdup(mlink->arch);
1164: mpage->title = mandoc_strdup(mlink->name);
1.1 schwarze 1165: }
1.41 deraadt 1166:
1.129 schwarze 1167: assert(mpage->desc == NULL);
1.145 schwarze 1168: if (man != NULL && man->macroset == MACROSET_MDOC)
1.146 schwarze 1169: parse_mdoc(mpage, &man->meta, man->first);
1.129 schwarze 1170: else if (man != NULL)
1.146 schwarze 1171: parse_man(mpage, &man->meta, man->first);
1.47 schwarze 1172: else
1.117 schwarze 1173: parse_cat(mpage, fd);
1.129 schwarze 1174: if (mpage->desc == NULL)
1.92 schwarze 1175: mpage->desc = mandoc_strdup(mpage->mlinks->name);
1.88 schwarze 1176:
1177: if (warnings && !use_all)
1178: for (mlink = mpage->mlinks; mlink;
1179: mlink = mlink->next)
1180: mlink_check(mpage, mlink);
1.6 schwarze 1181:
1.173 ! schwarze 1182: dbadd(dba, mpage);
1.136 schwarze 1183: mlink = mpage->mlinks;
1.81 schwarze 1184:
1185: nextpage:
1.47 schwarze 1186: ohash_delete(&strings);
1.90 schwarze 1187: ohash_delete(&names);
1.47 schwarze 1188: }
1.173 ! schwarze 1189: free(mplist);
1.87 schwarze 1190: }
1191:
1.173 ! schwarze 1192: int
! 1193: mpages_compare(const void *vp1, const void *vp2)
1.87 schwarze 1194: {
1.173 ! schwarze 1195: const struct mpage *mp1, *mp2;
1.87 schwarze 1196:
1.173 ! schwarze 1197: mp1 = *(const struct mpage **)vp1;
! 1198: mp2 = *(const struct mpage **)vp2;
! 1199: return strcmp(mp1->mlinks->file, mp2->mlinks->file);
1.47 schwarze 1200: }
1.6 schwarze 1201:
1.47 schwarze 1202: static void
1.81 schwarze 1203: parse_cat(struct mpage *mpage, int fd)
1.47 schwarze 1204: {
1205: FILE *stream;
1206: char *line, *p, *title;
1.162 schwarze 1207: size_t linesz, plen, titlesz;
1208: ssize_t len;
1209: int offs;
1.1 schwarze 1210:
1.81 schwarze 1211: stream = (-1 == fd) ?
1212: fopen(mpage->mlinks->file, "r") :
1213: fdopen(fd, "r");
1214: if (NULL == stream) {
1.114 doug 1215: if (-1 != fd)
1216: close(fd);
1.47 schwarze 1217: if (warnings)
1.80 schwarze 1218: say(mpage->mlinks->file, "&fopen");
1.47 schwarze 1219: return;
1220: }
1.1 schwarze 1221:
1.162 schwarze 1222: line = NULL;
1223: linesz = 0;
1224:
1.47 schwarze 1225: /* Skip to first blank line. */
1.1 schwarze 1226:
1.162 schwarze 1227: while (getline(&line, &linesz, stream) != -1)
1228: if (*line == '\n')
1.47 schwarze 1229: break;
1.1 schwarze 1230:
1.47 schwarze 1231: /*
1232: * Assume the first line that is not indented
1233: * is the first section header. Skip to it.
1234: */
1.1 schwarze 1235:
1.162 schwarze 1236: while (getline(&line, &linesz, stream) != -1)
1237: if (*line != '\n' && *line != ' ')
1.47 schwarze 1238: break;
1.98 schwarze 1239:
1.47 schwarze 1240: /*
1241: * Read up until the next section into a buffer.
1242: * Strip the leading and trailing newline from each read line,
1243: * appending a trailing space.
1244: * Ignore empty (whitespace-only) lines.
1245: */
1.28 schwarze 1246:
1.47 schwarze 1247: titlesz = 0;
1248: title = NULL;
1.38 schwarze 1249:
1.162 schwarze 1250: while ((len = getline(&line, &linesz, stream)) != -1) {
1251: if (*line != ' ')
1.47 schwarze 1252: break;
1.162 schwarze 1253: offs = 0;
1254: while (isspace((unsigned char)line[offs]))
1255: offs++;
1256: if (line[offs] == '\0')
1.47 schwarze 1257: continue;
1.162 schwarze 1258: title = mandoc_realloc(title, titlesz + len - offs);
1259: memcpy(title + titlesz, line + offs, len - offs);
1260: titlesz += len - offs;
1.47 schwarze 1261: title[titlesz - 1] = ' ';
1262: }
1.162 schwarze 1263: free(line);
1.28 schwarze 1264:
1.47 schwarze 1265: /*
1266: * If no page content can be found, or the input line
1267: * is already the next section header, or there is no
1268: * trailing newline, reuse the page title as the page
1269: * description.
1270: */
1.1 schwarze 1271:
1.47 schwarze 1272: if (NULL == title || '\0' == *title) {
1273: if (warnings)
1274: say(mpage->mlinks->file,
1275: "Cannot find NAME section");
1276: fclose(stream);
1277: free(title);
1278: return;
1279: }
1.24 schwarze 1280:
1.162 schwarze 1281: title[titlesz - 1] = '\0';
1.24 schwarze 1282:
1.47 schwarze 1283: /*
1284: * Skip to the first dash.
1285: * Use the remaining line as the description (no more than 70
1286: * bytes).
1287: */
1.28 schwarze 1288:
1.47 schwarze 1289: if (NULL != (p = strstr(title, "- "))) {
1290: for (p += 2; ' ' == *p || '\b' == *p; p++)
1291: /* Skip to next word. */ ;
1292: } else {
1293: if (warnings)
1294: say(mpage->mlinks->file,
1295: "No dash in title line");
1296: p = title;
1297: }
1.1 schwarze 1298:
1.47 schwarze 1299: plen = strlen(p);
1.1 schwarze 1300:
1.47 schwarze 1301: /* Strip backspace-encoding from line. */
1.1 schwarze 1302:
1.47 schwarze 1303: while (NULL != (line = memchr(p, '\b', plen))) {
1304: len = line - p;
1305: if (0 == len) {
1306: memmove(line, line + 1, plen--);
1307: continue;
1.98 schwarze 1308: }
1.47 schwarze 1309: memmove(line - 1, line + 1, plen - len);
1310: plen -= 2;
1311: }
1.1 schwarze 1312:
1.47 schwarze 1313: mpage->desc = mandoc_strdup(p);
1314: fclose(stream);
1315: free(title);
1316: }
1.16 schwarze 1317:
1.47 schwarze 1318: /*
1319: * Put a type/word pair into the word database for this particular file.
1320: */
1321: static void
1.69 schwarze 1322: putkey(const struct mpage *mpage, char *value, uint64_t type)
1.47 schwarze 1323: {
1324: putkeys(mpage, value, strlen(value), type);
1.2 schwarze 1325: }
1326:
1327: /*
1.47 schwarze 1328: * Grok all nodes at or below a certain mdoc node into putkey().
1.2 schwarze 1329: */
1330: static void
1.47 schwarze 1331: putmdockey(const struct mpage *mpage,
1.142 schwarze 1332: const struct roff_node *n, uint64_t m)
1.2 schwarze 1333: {
1.16 schwarze 1334:
1.47 schwarze 1335: for ( ; NULL != n; n = n->next) {
1336: if (NULL != n->child)
1337: putmdockey(mpage, n->child, m);
1.141 schwarze 1338: if (n->type == ROFFT_TEXT)
1.47 schwarze 1339: putkey(mpage, n->string, m);
1340: }
1341: }
1.16 schwarze 1342:
1.47 schwarze 1343: static void
1.143 schwarze 1344: parse_man(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1345: const struct roff_node *n)
1.47 schwarze 1346: {
1.142 schwarze 1347: const struct roff_node *head, *body;
1.78 schwarze 1348: char *start, *title;
1.47 schwarze 1349: char byte;
1.78 schwarze 1350: size_t sz;
1.16 schwarze 1351:
1.168 schwarze 1352: if (n == NULL)
1.47 schwarze 1353: return;
1.16 schwarze 1354:
1.47 schwarze 1355: /*
1356: * We're only searching for one thing: the first text child in
1357: * the BODY of a NAME section. Since we don't keep track of
1358: * sections in -man, run some hoops to find out whether we're in
1359: * the correct section or not.
1360: */
1.16 schwarze 1361:
1.141 schwarze 1362: if (n->type == ROFFT_BODY && n->tok == MAN_SH) {
1.47 schwarze 1363: body = n;
1.168 schwarze 1364: if ((head = body->parent->head) != NULL &&
1365: (head = head->child) != NULL &&
1366: head->next == NULL &&
1.141 schwarze 1367: head->type == ROFFT_TEXT &&
1.168 schwarze 1368: strcmp(head->string, "NAME") == 0 &&
1369: body->child != NULL) {
1.2 schwarze 1370:
1.47 schwarze 1371: /*
1372: * Suck the entire NAME section into memory.
1373: * Yes, we might run away.
1374: * But too many manuals have big, spread-out
1375: * NAME sections over many lines.
1376: */
1.2 schwarze 1377:
1.78 schwarze 1378: title = NULL;
1.147 schwarze 1379: deroff(&title, body);
1.47 schwarze 1380: if (NULL == title)
1381: return;
1.16 schwarze 1382:
1.98 schwarze 1383: /*
1.47 schwarze 1384: * Go through a special heuristic dance here.
1385: * Conventionally, one or more manual names are
1386: * comma-specified prior to a whitespace, then a
1387: * dash, then a description. Try to puzzle out
1388: * the name parts here.
1389: */
1.16 schwarze 1390:
1.78 schwarze 1391: start = title;
1.47 schwarze 1392: for ( ;; ) {
1393: sz = strcspn(start, " ,");
1394: if ('\0' == start[sz])
1395: break;
1.1 schwarze 1396:
1.47 schwarze 1397: byte = start[sz];
1398: start[sz] = '\0';
1.67 schwarze 1399:
1400: /*
1401: * Assume a stray trailing comma in the
1402: * name list if a name begins with a dash.
1403: */
1404:
1405: if ('-' == start[0] ||
1406: ('\\' == start[0] && '-' == start[1]))
1407: break;
1.1 schwarze 1408:
1.90 schwarze 1409: putkey(mpage, start, NAME_TITLE);
1.129 schwarze 1410: if ( ! (mpage->name_head_done ||
1411: strcasecmp(start, meta->title))) {
1412: putkey(mpage, start, NAME_HEAD);
1413: mpage->name_head_done = 1;
1414: }
1.1 schwarze 1415:
1.47 schwarze 1416: if (' ' == byte) {
1417: start += sz + 1;
1418: break;
1419: }
1.1 schwarze 1420:
1.47 schwarze 1421: assert(',' == byte);
1422: start += sz + 1;
1423: while (' ' == *start)
1424: start++;
1425: }
1.1 schwarze 1426:
1.78 schwarze 1427: if (start == title) {
1.90 schwarze 1428: putkey(mpage, start, NAME_TITLE);
1.129 schwarze 1429: if ( ! (mpage->name_head_done ||
1430: strcasecmp(start, meta->title))) {
1431: putkey(mpage, start, NAME_HEAD);
1432: mpage->name_head_done = 1;
1433: }
1.47 schwarze 1434: free(title);
1435: return;
1436: }
1.1 schwarze 1437:
1.47 schwarze 1438: while (isspace((unsigned char)*start))
1439: start++;
1.1 schwarze 1440:
1.47 schwarze 1441: if (0 == strncmp(start, "-", 1))
1442: start += 1;
1443: else if (0 == strncmp(start, "\\-\\-", 4))
1444: start += 4;
1445: else if (0 == strncmp(start, "\\-", 2))
1446: start += 2;
1447: else if (0 == strncmp(start, "\\(en", 4))
1448: start += 4;
1449: else if (0 == strncmp(start, "\\(em", 4))
1450: start += 4;
1.1 schwarze 1451:
1.47 schwarze 1452: while (' ' == *start)
1453: start++;
1.1 schwarze 1454:
1.47 schwarze 1455: mpage->desc = mandoc_strdup(start);
1456: free(title);
1457: return;
1458: }
1459: }
1.1 schwarze 1460:
1.47 schwarze 1461: for (n = n->child; n; n = n->next) {
1462: if (NULL != mpage->desc)
1463: break;
1.129 schwarze 1464: parse_man(mpage, meta, n);
1.1 schwarze 1465: }
1466: }
1467:
1468: static void
1.143 schwarze 1469: parse_mdoc(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1470: const struct roff_node *n)
1.1 schwarze 1471: {
1472:
1.47 schwarze 1473: assert(NULL != n);
1474: for (n = n->child; NULL != n; n = n->next) {
1475: switch (n->type) {
1.141 schwarze 1476: case ROFFT_ELEM:
1477: case ROFFT_BLOCK:
1478: case ROFFT_HEAD:
1479: case ROFFT_BODY:
1480: case ROFFT_TAIL:
1.47 schwarze 1481: if (NULL != mdocs[n->tok].fp)
1.127 schwarze 1482: if (0 == (*mdocs[n->tok].fp)(mpage, meta, n))
1.47 schwarze 1483: break;
1484: if (mdocs[n->tok].mask)
1485: putmdockey(mpage, n->child,
1486: mdocs[n->tok].mask);
1487: break;
1488: default:
1.141 schwarze 1489: assert(n->type != ROFFT_ROOT);
1.47 schwarze 1490: continue;
1491: }
1492: if (NULL != n->child)
1.127 schwarze 1493: parse_mdoc(mpage, meta, n);
1.1 schwarze 1494: }
1495: }
1496:
1.19 schwarze 1497: static int
1.143 schwarze 1498: parse_mdoc_Fd(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1499: const struct roff_node *n)
1.1 schwarze 1500: {
1.131 schwarze 1501: char *start, *end;
1.1 schwarze 1502: size_t sz;
1.19 schwarze 1503:
1.47 schwarze 1504: if (SEC_SYNOPSIS != n->sec ||
1.98 schwarze 1505: NULL == (n = n->child) ||
1.141 schwarze 1506: n->type != ROFFT_TEXT)
1.150 schwarze 1507: return 0;
1.1 schwarze 1508:
1509: /*
1510: * Only consider those `Fd' macro fields that begin with an
1511: * "inclusion" token (versus, e.g., #define).
1512: */
1.47 schwarze 1513:
1.1 schwarze 1514: if (strcmp("#include", n->string))
1.150 schwarze 1515: return 0;
1.1 schwarze 1516:
1.141 schwarze 1517: if ((n = n->next) == NULL || n->type != ROFFT_TEXT)
1.150 schwarze 1518: return 0;
1.1 schwarze 1519:
1520: /*
1521: * Strip away the enclosing angle brackets and make sure we're
1522: * not zero-length.
1523: */
1524:
1525: start = n->string;
1526: if ('<' == *start || '"' == *start)
1527: start++;
1528:
1529: if (0 == (sz = strlen(start)))
1.150 schwarze 1530: return 0;
1.1 schwarze 1531:
1532: end = &start[(int)sz - 1];
1533: if ('>' == *end || '"' == *end)
1534: end--;
1535:
1.47 schwarze 1536: if (end > start)
1537: putkeys(mpage, start, end - start + 1, TYPE_In);
1.150 schwarze 1538: return 0;
1.1 schwarze 1539: }
1540:
1.133 schwarze 1541: static void
1.142 schwarze 1542: parse_mdoc_fname(struct mpage *mpage, const struct roff_node *n)
1.1 schwarze 1543: {
1.69 schwarze 1544: char *cp;
1.133 schwarze 1545: size_t sz;
1.1 schwarze 1546:
1.141 schwarze 1547: if (n->type != ROFFT_TEXT)
1.133 schwarze 1548: return;
1.19 schwarze 1549:
1.133 schwarze 1550: /* Skip function pointer punctuation. */
1.1 schwarze 1551:
1.133 schwarze 1552: cp = n->string;
1553: while (*cp == '(' || *cp == '*')
1.1 schwarze 1554: cp++;
1.133 schwarze 1555: sz = strcspn(cp, "()");
1.1 schwarze 1556:
1.133 schwarze 1557: putkeys(mpage, cp, sz, TYPE_Fn);
1.128 schwarze 1558: if (n->sec == SEC_SYNOPSIS)
1.133 schwarze 1559: putkeys(mpage, cp, sz, NAME_SYN);
1560: }
1.19 schwarze 1561:
1.133 schwarze 1562: static int
1.143 schwarze 1563: parse_mdoc_Fn(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1564: const struct roff_node *n)
1.133 schwarze 1565: {
1566:
1567: if (n->child == NULL)
1.150 schwarze 1568: return 0;
1.133 schwarze 1569:
1570: parse_mdoc_fname(mpage, n->child);
1.19 schwarze 1571:
1.133 schwarze 1572: for (n = n->child->next; n != NULL; n = n->next)
1.141 schwarze 1573: if (n->type == ROFFT_TEXT)
1.47 schwarze 1574: putkey(mpage, n->string, TYPE_Fa);
1.19 schwarze 1575:
1.150 schwarze 1576: return 0;
1.128 schwarze 1577: }
1578:
1579: static int
1.143 schwarze 1580: parse_mdoc_Fo(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1581: const struct roff_node *n)
1.128 schwarze 1582: {
1.132 schwarze 1583:
1.141 schwarze 1584: if (n->type != ROFFT_HEAD)
1.150 schwarze 1585: return 1;
1.128 schwarze 1586:
1.133 schwarze 1587: if (n->child != NULL)
1588: parse_mdoc_fname(mpage, n->child);
1589:
1.150 schwarze 1590: return 0;
1.1 schwarze 1591: }
1592:
1.19 schwarze 1593: static int
1.164 schwarze 1594: parse_mdoc_Va(struct mpage *mpage, const struct roff_meta *meta,
1595: const struct roff_node *n)
1596: {
1597: char *cp;
1598:
1599: if (n->type != ROFFT_ELEM && n->type != ROFFT_BODY)
1600: return 0;
1601:
1.168 schwarze 1602: if (n->child != NULL &&
1603: n->child->next == NULL &&
1604: n->child->type == ROFFT_TEXT)
1.164 schwarze 1605: return 1;
1606:
1607: cp = NULL;
1608: deroff(&cp, n);
1609: if (cp != NULL) {
1610: putkey(mpage, cp, TYPE_Vt | (n->tok == MDOC_Va ||
1611: n->type == ROFFT_BODY ? TYPE_Va : 0));
1612: free(cp);
1613: }
1614:
1615: return 0;
1616: }
1617:
1618: static int
1.143 schwarze 1619: parse_mdoc_Xr(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1620: const struct roff_node *n)
1.1 schwarze 1621: {
1.47 schwarze 1622: char *cp;
1.1 schwarze 1623:
1624: if (NULL == (n = n->child))
1.150 schwarze 1625: return 0;
1.1 schwarze 1626:
1.47 schwarze 1627: if (NULL == n->next) {
1628: putkey(mpage, n->string, TYPE_Xr);
1.150 schwarze 1629: return 0;
1.47 schwarze 1630: }
1.1 schwarze 1631:
1.77 schwarze 1632: mandoc_asprintf(&cp, "%s(%s)", n->string, n->next->string);
1.47 schwarze 1633: putkey(mpage, cp, TYPE_Xr);
1634: free(cp);
1.150 schwarze 1635: return 0;
1.1 schwarze 1636: }
1637:
1.19 schwarze 1638: static int
1.143 schwarze 1639: parse_mdoc_Nd(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1640: const struct roff_node *n)
1.1 schwarze 1641: {
1642:
1.141 schwarze 1643: if (n->type == ROFFT_BODY)
1.147 schwarze 1644: deroff(&mpage->desc, n);
1.150 schwarze 1645: return 0;
1.1 schwarze 1646: }
1647:
1.19 schwarze 1648: static int
1.143 schwarze 1649: parse_mdoc_Nm(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1650: const struct roff_node *n)
1.1 schwarze 1651: {
1652:
1.86 schwarze 1653: if (SEC_NAME == n->sec)
1.90 schwarze 1654: putmdockey(mpage, n->child, NAME_TITLE);
1.141 schwarze 1655: else if (n->sec == SEC_SYNOPSIS && n->type == ROFFT_HEAD) {
1.127 schwarze 1656: if (n->child == NULL)
1657: putkey(mpage, meta->name, NAME_SYN);
1658: else
1659: putmdockey(mpage, n->child, NAME_SYN);
1.129 schwarze 1660: }
1661: if ( ! (mpage->name_head_done ||
1662: n->child == NULL || n->child->string == NULL ||
1663: strcasecmp(n->child->string, meta->title))) {
1.141 schwarze 1664: putkey(mpage, n->child->string, ROFFT_HEAD);
1.129 schwarze 1665: mpage->name_head_done = 1;
1.127 schwarze 1666: }
1.150 schwarze 1667: return 0;
1.1 schwarze 1668: }
1669:
1.19 schwarze 1670: static int
1.143 schwarze 1671: parse_mdoc_Sh(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1672: const struct roff_node *n)
1.1 schwarze 1673: {
1674:
1.150 schwarze 1675: return n->sec == SEC_CUSTOM && n->type == ROFFT_HEAD;
1.1 schwarze 1676: }
1677:
1.47 schwarze 1678: static int
1.143 schwarze 1679: parse_mdoc_head(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1680: const struct roff_node *n)
1.1 schwarze 1681: {
1682:
1.150 schwarze 1683: return n->type == ROFFT_HEAD;
1.1 schwarze 1684: }
1685:
1.47 schwarze 1686: /*
1687: * Add a string to the hash table for the current manual.
1688: * Each string has a bitmask telling which macros it belongs to.
1689: * When we finish the manual, we'll dump the table.
1690: */
1.1 schwarze 1691: static void
1.131 schwarze 1692: putkeys(const struct mpage *mpage, char *cp, size_t sz, uint64_t v)
1.1 schwarze 1693: {
1.90 schwarze 1694: struct ohash *htab;
1.47 schwarze 1695: struct str *s;
1.68 schwarze 1696: const char *end;
1.47 schwarze 1697: unsigned int slot;
1.131 schwarze 1698: int i, mustfree;
1.1 schwarze 1699:
1.47 schwarze 1700: if (0 == sz)
1701: return;
1.68 schwarze 1702:
1.131 schwarze 1703: mustfree = render_string(&cp, &sz);
1704:
1.90 schwarze 1705: if (TYPE_Nm & v) {
1706: htab = &names;
1707: v &= name_mask;
1.124 schwarze 1708: if (v & NAME_FIRST)
1709: name_mask &= ~NAME_FIRST;
1.90 schwarze 1710: if (debug > 1)
1711: say(mpage->mlinks->file,
1.172 schwarze 1712: "Adding name %*s, bits=0x%llu", (int)sz, cp, v);
1.90 schwarze 1713: } else {
1714: htab = &strings;
1715: if (debug > 1)
1.173 ! schwarze 1716: for (i = 0; i < KEY_MAX; i++)
1.118 schwarze 1717: if ((uint64_t)1 << i & v)
1.90 schwarze 1718: say(mpage->mlinks->file,
1719: "Adding key %s=%*s",
1.172 schwarze 1720: mansearch_keynames[i], (int)sz, cp);
1.68 schwarze 1721: }
1.47 schwarze 1722:
1723: end = cp + sz;
1.90 schwarze 1724: slot = ohash_qlookupi(htab, cp, &end);
1725: s = ohash_find(htab, slot);
1.1 schwarze 1726:
1.47 schwarze 1727: if (NULL != s && mpage == s->mpage) {
1728: s->mask |= v;
1.1 schwarze 1729: return;
1.47 schwarze 1730: } else if (NULL == s) {
1.101 schwarze 1731: s = mandoc_calloc(1, sizeof(struct str) + sz + 1);
1.47 schwarze 1732: memcpy(s->key, cp, sz);
1.90 schwarze 1733: ohash_insert(htab, slot, s);
1.47 schwarze 1734: }
1735: s->mpage = mpage;
1736: s->mask = v;
1.131 schwarze 1737:
1738: if (mustfree)
1739: free(cp);
1.1 schwarze 1740: }
1741:
1742: /*
1.47 schwarze 1743: * Take a Unicode codepoint and produce its UTF-8 encoding.
1744: * This isn't the best way to do this, but it works.
1745: * The magic numbers are from the UTF-8 packaging.
1746: * They're not as scary as they seem: read the UTF-8 spec for details.
1.1 schwarze 1747: */
1.47 schwarze 1748: static size_t
1749: utf8(unsigned int cp, char out[7])
1.1 schwarze 1750: {
1.47 schwarze 1751: size_t rc;
1.1 schwarze 1752:
1.47 schwarze 1753: rc = 0;
1754: if (cp <= 0x0000007F) {
1755: rc = 1;
1756: out[0] = (char)cp;
1757: } else if (cp <= 0x000007FF) {
1758: rc = 2;
1759: out[0] = (cp >> 6 & 31) | 192;
1760: out[1] = (cp & 63) | 128;
1761: } else if (cp <= 0x0000FFFF) {
1762: rc = 3;
1763: out[0] = (cp >> 12 & 15) | 224;
1764: out[1] = (cp >> 6 & 63) | 128;
1765: out[2] = (cp & 63) | 128;
1766: } else if (cp <= 0x001FFFFF) {
1767: rc = 4;
1768: out[0] = (cp >> 18 & 7) | 240;
1769: out[1] = (cp >> 12 & 63) | 128;
1770: out[2] = (cp >> 6 & 63) | 128;
1771: out[3] = (cp & 63) | 128;
1772: } else if (cp <= 0x03FFFFFF) {
1773: rc = 5;
1774: out[0] = (cp >> 24 & 3) | 248;
1775: out[1] = (cp >> 18 & 63) | 128;
1776: out[2] = (cp >> 12 & 63) | 128;
1777: out[3] = (cp >> 6 & 63) | 128;
1778: out[4] = (cp & 63) | 128;
1779: } else if (cp <= 0x7FFFFFFF) {
1780: rc = 6;
1781: out[0] = (cp >> 30 & 1) | 252;
1782: out[1] = (cp >> 24 & 63) | 128;
1783: out[2] = (cp >> 18 & 63) | 128;
1784: out[3] = (cp >> 12 & 63) | 128;
1785: out[4] = (cp >> 6 & 63) | 128;
1786: out[5] = (cp & 63) | 128;
1787: } else
1.150 schwarze 1788: return 0;
1.19 schwarze 1789:
1.47 schwarze 1790: out[rc] = '\0';
1.150 schwarze 1791: return rc;
1.1 schwarze 1792: }
1793:
1.47 schwarze 1794: /*
1.131 schwarze 1795: * If the string contains escape sequences,
1796: * replace it with an allocated rendering and return 1,
1797: * such that the caller can free it after use.
1798: * Otherwise, do nothing and return 0.
1.47 schwarze 1799: */
1.131 schwarze 1800: static int
1801: render_string(char **public, size_t *psz)
1.1 schwarze 1802: {
1.131 schwarze 1803: const char *src, *scp, *addcp, *seq;
1804: char *dst;
1805: size_t ssz, dsz, addsz;
1.71 schwarze 1806: char utfbuf[7], res[6];
1.131 schwarze 1807: int seqlen, unicode;
1.47 schwarze 1808:
1809: res[0] = '\\';
1810: res[1] = '\t';
1811: res[2] = ASCII_NBRSP;
1812: res[3] = ASCII_HYPH;
1.71 schwarze 1813: res[4] = ASCII_BREAK;
1814: res[5] = '\0';
1.1 schwarze 1815:
1.131 schwarze 1816: src = scp = *public;
1817: ssz = *psz;
1818: dst = NULL;
1819: dsz = 0;
1820:
1821: while (scp < src + *psz) {
1822:
1823: /* Leave normal characters unchanged. */
1824:
1825: if (strchr(res, *scp) == NULL) {
1826: if (dst != NULL)
1827: dst[dsz++] = *scp;
1828: scp++;
1829: continue;
1830: }
1.1 schwarze 1831:
1.47 schwarze 1832: /*
1.131 schwarze 1833: * Found something that requires replacing,
1834: * make sure we have a destination buffer.
1.47 schwarze 1835: */
1.131 schwarze 1836:
1837: if (dst == NULL) {
1838: dst = mandoc_malloc(ssz + 1);
1839: dsz = scp - src;
1840: memcpy(dst, src, dsz);
1.47 schwarze 1841: }
1.39 schwarze 1842:
1.131 schwarze 1843: /* Handle single-char special characters. */
1844:
1845: switch (*scp) {
1846: case '\\':
1847: break;
1.98 schwarze 1848: case '\t':
1849: case ASCII_NBRSP:
1.131 schwarze 1850: dst[dsz++] = ' ';
1851: scp++;
1852: continue;
1853: case ASCII_HYPH:
1854: dst[dsz++] = '-';
1.71 schwarze 1855: /* FALLTHROUGH */
1.98 schwarze 1856: case ASCII_BREAK:
1.131 schwarze 1857: scp++;
1.47 schwarze 1858: continue;
1.71 schwarze 1859: default:
1.131 schwarze 1860: abort();
1.71 schwarze 1861: }
1.39 schwarze 1862:
1.47 schwarze 1863: /*
1.131 schwarze 1864: * Found an escape sequence.
1865: * Read past the slash, then parse it.
1866: * Ignore everything except characters.
1.47 schwarze 1867: */
1.52 schwarze 1868:
1.131 schwarze 1869: scp++;
1870: if (mandoc_escape(&scp, &seq, &seqlen) != ESCAPE_SPECIAL)
1.47 schwarze 1871: continue;
1.39 schwarze 1872:
1.47 schwarze 1873: /*
1.52 schwarze 1874: * Render the special character
1875: * as either UTF-8 or ASCII.
1.47 schwarze 1876: */
1.52 schwarze 1877:
1878: if (write_utf8) {
1.157 schwarze 1879: unicode = mchars_spec2cp(seq, seqlen);
1.131 schwarze 1880: if (unicode <= 0)
1.52 schwarze 1881: continue;
1.131 schwarze 1882: addsz = utf8(unicode, utfbuf);
1883: if (addsz == 0)
1.52 schwarze 1884: continue;
1.131 schwarze 1885: addcp = utfbuf;
1.52 schwarze 1886: } else {
1.157 schwarze 1887: addcp = mchars_spec2str(seq, seqlen, &addsz);
1.131 schwarze 1888: if (addcp == NULL)
1.52 schwarze 1889: continue;
1.131 schwarze 1890: if (*addcp == ASCII_NBRSP) {
1891: addcp = " ";
1892: addsz = 1;
1.52 schwarze 1893: }
1894: }
1.1 schwarze 1895:
1.47 schwarze 1896: /* Copy the rendered glyph into the stream. */
1.1 schwarze 1897:
1.131 schwarze 1898: ssz += addsz;
1899: dst = mandoc_realloc(dst, ssz + 1);
1900: memcpy(dst + dsz, addcp, addsz);
1901: dsz += addsz;
1902: }
1903: if (dst != NULL) {
1904: *public = dst;
1905: *psz = dsz;
1906: }
1907:
1908: /* Trim trailing whitespace and NUL-terminate. */
1909:
1910: while (*psz > 0 && (*public)[*psz - 1] == ' ')
1911: --*psz;
1912: if (dst != NULL) {
1913: (*public)[*psz] = '\0';
1.150 schwarze 1914: return 1;
1.131 schwarze 1915: } else
1.150 schwarze 1916: return 0;
1.1 schwarze 1917: }
1918:
1.75 schwarze 1919: static void
1920: dbadd_mlink(const struct mlink *mlink)
1921: {
1.173 ! schwarze 1922: dba_page_alias(mlink->mpage->dba, mlink->name, NAME_FILE);
! 1923: dba_page_add(mlink->mpage->dba, DBP_SECT, mlink->dsec);
! 1924: dba_page_add(mlink->mpage->dba, DBP_SECT, mlink->fsec);
! 1925: dba_page_add(mlink->mpage->dba, DBP_ARCH, mlink->arch);
! 1926: dba_page_add(mlink->mpage->dba, DBP_FILE, mlink->file);
1.75 schwarze 1927: }
1928:
1.11 schwarze 1929: /*
1.47 schwarze 1930: * Flush the current page's terms (and their bits) into the database.
1.53 schwarze 1931: * Also, handle escape sequences at the last possible moment.
1.11 schwarze 1932: */
1933: static void
1.173 ! schwarze 1934: dbadd(struct dba *dba, struct mpage *mpage)
1.11 schwarze 1935: {
1.47 schwarze 1936: struct mlink *mlink;
1937: struct str *key;
1.131 schwarze 1938: char *cp;
1.173 ! schwarze 1939: uint64_t mask;
1.47 schwarze 1940: size_t i;
1941: unsigned int slot;
1.131 schwarze 1942: int mustfree;
1.47 schwarze 1943:
1.85 schwarze 1944: mlink = mpage->mlinks;
1.11 schwarze 1945:
1.85 schwarze 1946: if (nodb) {
1.104 schwarze 1947: for (key = ohash_first(&names, &slot); NULL != key;
1.131 schwarze 1948: key = ohash_next(&names, &slot))
1.104 schwarze 1949: free(key);
1950: for (key = ohash_first(&strings, &slot); NULL != key;
1.131 schwarze 1951: key = ohash_next(&strings, &slot))
1.104 schwarze 1952: free(key);
1.102 schwarze 1953: if (0 == debug)
1954: return;
1.85 schwarze 1955: while (NULL != mlink) {
1956: fputs(mlink->name, stdout);
1957: if (NULL == mlink->next ||
1958: strcmp(mlink->dsec, mlink->next->dsec) ||
1959: strcmp(mlink->fsec, mlink->next->fsec) ||
1960: strcmp(mlink->arch, mlink->next->arch)) {
1961: putchar('(');
1962: if ('\0' == *mlink->dsec)
1963: fputs(mlink->fsec, stdout);
1964: else
1965: fputs(mlink->dsec, stdout);
1966: if ('\0' != *mlink->arch)
1967: printf("/%s", mlink->arch);
1968: putchar(')');
1969: }
1970: mlink = mlink->next;
1971: if (NULL != mlink)
1972: fputs(", ", stdout);
1973: }
1.89 schwarze 1974: printf(" - %s\n", mpage->desc);
1.11 schwarze 1975: return;
1.85 schwarze 1976: }
1977:
1978: if (debug)
1979: say(mlink->file, "Adding to database");
1.47 schwarze 1980:
1.131 schwarze 1981: cp = mpage->desc;
1982: i = strlen(cp);
1983: mustfree = render_string(&cp, &i);
1.173 ! schwarze 1984: mpage->dba = dba_page_new(dba->pages, mlink->name, mpage->sec,
! 1985: *mpage->arch == '\0' ? mlink->arch : mpage->arch,
! 1986: cp, mlink->file, mpage->form);
1.131 schwarze 1987: if (mustfree)
1988: free(cp);
1.47 schwarze 1989:
1.173 ! schwarze 1990: while (mlink != NULL) {
1.75 schwarze 1991: dbadd_mlink(mlink);
1.85 schwarze 1992: mlink = mlink->next;
1993: }
1.47 schwarze 1994:
1.90 schwarze 1995: for (key = ohash_first(&names, &slot); NULL != key;
1996: key = ohash_next(&names, &slot)) {
1997: assert(key->mpage == mpage);
1.173 ! schwarze 1998: dba_page_alias(mpage->dba, key->key, key->mask);
1.90 schwarze 1999: free(key);
2000: }
1.47 schwarze 2001: for (key = ohash_first(&strings, &slot); NULL != key;
2002: key = ohash_next(&strings, &slot)) {
2003: assert(key->mpage == mpage);
1.173 ! schwarze 2004: i = 0;
! 2005: for (mask = TYPE_Xr; mask <= TYPE_Lb; mask *= 2) {
! 2006: if (key->mask & mask)
! 2007: dba_macro_add(dba->macros, i,
! 2008: key->key, mpage->dba);
! 2009: i++;
! 2010: }
1.47 schwarze 2011: free(key);
1.33 schwarze 2012: }
1.47 schwarze 2013: }
1.41 deraadt 2014:
1.47 schwarze 2015: static void
1.173 ! schwarze 2016: dbprune(struct dba *dba)
1.47 schwarze 2017: {
1.173 ! schwarze 2018: struct dba_array *page, *files;
! 2019: char *file;
1.11 schwarze 2020:
1.173 ! schwarze 2021: dba_array_FOREACH(dba->pages, page) {
! 2022: files = dba_array_get(page, DBP_FILE);
! 2023: dba_array_FOREACH(files, file) {
! 2024: if (*file < ' ')
! 2025: file++;
! 2026: if (ohash_find(&mlinks, ohash_qlookup(&mlinks,
! 2027: file)) != NULL) {
! 2028: if (debug)
! 2029: say(file, "Deleting from database");
! 2030: dba_array_del(dba->pages);
! 2031: break;
! 2032: }
1.63 schwarze 2033: }
1.11 schwarze 2034: }
1.47 schwarze 2035: }
1.22 schwarze 2036:
1.47 schwarze 2037: /*
1.173 ! schwarze 2038: * Write the database from memory to disk.
1.47 schwarze 2039: */
2040: static void
1.173 ! schwarze 2041: dbwrite(struct dba *dba)
1.47 schwarze 2042: {
1.173 ! schwarze 2043: char tfn[32];
1.72 schwarze 2044: int status;
2045: pid_t child;
1.11 schwarze 2046:
1.173 ! schwarze 2047: if (dba_write(MANDOC_DB "~", dba) != -1) {
! 2048: if (rename(MANDOC_DB "~", MANDOC_DB) == -1) {
! 2049: exitcode = (int)MANDOCLEVEL_SYSERR;
! 2050: say(MANDOC_DB, "&rename");
! 2051: unlink(MANDOC_DB "~");
! 2052: }
1.47 schwarze 2053: return;
1.28 schwarze 2054: }
1.22 schwarze 2055:
1.173 ! schwarze 2056: (void)strlcpy(tfn, "/tmp/mandocdb.XXXXXXXX", sizeof(tfn));
! 2057: if (mkdtemp(tfn) == NULL) {
! 2058: exitcode = (int)MANDOCLEVEL_SYSERR;
! 2059: say("", "&%s", tfn);
1.47 schwarze 2060: return;
1.173 ! schwarze 2061: }
1.22 schwarze 2062:
1.173 ! schwarze 2063: (void)strlcat(tfn, "/" MANDOC_DB, sizeof(tfn));
! 2064: if (dba_write(tfn, dba) == -1) {
! 2065: exitcode = (int)MANDOCLEVEL_SYSERR;
! 2066: say(tfn, "&dba_write");
! 2067: goto out;
1.72 schwarze 2068: }
2069:
2070: switch (child = fork()) {
1.98 schwarze 2071: case -1:
1.72 schwarze 2072: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2073: say("", "&fork cmp");
1.72 schwarze 2074: return;
1.98 schwarze 2075: case 0:
1.173 ! schwarze 2076: execlp("cmp", "cmp", "-s", tfn, MANDOC_DB, (char *)NULL);
1.80 schwarze 2077: say("", "&exec cmp");
1.72 schwarze 2078: exit(0);
2079: default:
2080: break;
2081: }
1.173 ! schwarze 2082: if (waitpid(child, &status, 0) == -1) {
1.72 schwarze 2083: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2084: say("", "&wait cmp");
1.72 schwarze 2085: } else if (WIFSIGNALED(status)) {
2086: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2087: say("", "cmp died from signal %d", WTERMSIG(status));
1.72 schwarze 2088: } else if (WEXITSTATUS(status)) {
1.47 schwarze 2089: exitcode = (int)MANDOCLEVEL_SYSERR;
1.72 schwarze 2090: say(MANDOC_DB,
2091: "Data changed, but cannot replace database");
2092: }
2093:
1.173 ! schwarze 2094: out:
! 2095: *strrchr(tfn, '/') = '\0';
1.72 schwarze 2096: switch (child = fork()) {
1.98 schwarze 2097: case -1:
1.72 schwarze 2098: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2099: say("", "&fork rm");
1.72 schwarze 2100: return;
1.98 schwarze 2101: case 0:
1.173 ! schwarze 2102: execlp("rm", "rm", "-rf", tfn, (char *)NULL);
1.80 schwarze 2103: say("", "&exec rm");
1.72 schwarze 2104: exit((int)MANDOCLEVEL_SYSERR);
2105: default:
2106: break;
2107: }
1.173 ! schwarze 2108: if (waitpid(child, &status, 0) == -1) {
1.72 schwarze 2109: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2110: say("", "&wait rm");
1.72 schwarze 2111: } else if (WIFSIGNALED(status) || WEXITSTATUS(status)) {
2112: exitcode = (int)MANDOCLEVEL_SYSERR;
1.173 ! schwarze 2113: say("", "%s: Cannot remove temporary directory", tfn);
1.22 schwarze 2114: }
1.47 schwarze 2115: }
1.6 schwarze 2116:
1.47 schwarze 2117: static int
1.120 schwarze 2118: set_basedir(const char *targetdir, int report_baddir)
1.47 schwarze 2119: {
2120: static char startdir[PATH_MAX];
1.110 schwarze 2121: static int getcwd_status; /* 1 = ok, 2 = failure */
2122: static int chdir_status; /* 1 = changed directory */
1.109 schwarze 2123: char *cp;
1.6 schwarze 2124:
1.47 schwarze 2125: /*
1.110 schwarze 2126: * Remember the original working directory, if possible.
2127: * This will be needed if the second or a later directory
2128: * on the command line is given as a relative path.
2129: * Do not error out if the current directory is not
2130: * searchable: Maybe it won't be needed after all.
2131: */
2132: if (0 == getcwd_status) {
2133: if (NULL == getcwd(startdir, sizeof(startdir))) {
2134: getcwd_status = 2;
2135: (void)strlcpy(startdir, strerror(errno),
2136: sizeof(startdir));
2137: } else
2138: getcwd_status = 1;
2139: }
2140:
2141: /*
2142: * We are leaving the old base directory.
2143: * Do not use it any longer, not even for messages.
2144: */
2145: *basedir = '\0';
2146:
2147: /*
2148: * If and only if the directory was changed earlier and
2149: * the next directory to process is given as a relative path,
2150: * first go back, or bail out if that is impossible.
1.47 schwarze 2151: */
1.110 schwarze 2152: if (chdir_status && '/' != *targetdir) {
2153: if (2 == getcwd_status) {
1.47 schwarze 2154: exitcode = (int)MANDOCLEVEL_SYSERR;
1.110 schwarze 2155: say("", "getcwd: %s", startdir);
1.150 schwarze 2156: return 0;
1.47 schwarze 2157: }
1.110 schwarze 2158: if (-1 == chdir(startdir)) {
1.47 schwarze 2159: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2160: say("", "&chdir %s", startdir);
1.150 schwarze 2161: return 0;
1.2 schwarze 2162: }
2163: }
1.110 schwarze 2164:
2165: /*
2166: * Always resolve basedir to the canonicalized absolute
2167: * pathname and append a trailing slash, such that
2168: * we can reliably check whether files are inside.
2169: */
1.47 schwarze 2170: if (NULL == realpath(targetdir, basedir)) {
1.120 schwarze 2171: if (report_baddir || errno != ENOENT) {
2172: exitcode = (int)MANDOCLEVEL_BADARG;
2173: say("", "&%s: realpath", targetdir);
2174: }
1.150 schwarze 2175: return 0;
1.47 schwarze 2176: } else if (-1 == chdir(basedir)) {
1.120 schwarze 2177: if (report_baddir || errno != ENOENT) {
2178: exitcode = (int)MANDOCLEVEL_BADARG;
2179: say("", "&chdir");
2180: }
1.150 schwarze 2181: return 0;
1.109 schwarze 2182: }
1.110 schwarze 2183: chdir_status = 1;
1.109 schwarze 2184: cp = strchr(basedir, '\0');
2185: if ('/' != cp[-1]) {
2186: if (cp - basedir >= PATH_MAX - 1) {
2187: exitcode = (int)MANDOCLEVEL_SYSERR;
2188: say("", "Filename too long");
1.150 schwarze 2189: return 0;
1.109 schwarze 2190: }
2191: *cp++ = '/';
2192: *cp = '\0';
1.47 schwarze 2193: }
1.150 schwarze 2194: return 1;
1.2 schwarze 2195: }
2196:
2197: static void
1.47 schwarze 2198: say(const char *file, const char *format, ...)
1.2 schwarze 2199: {
1.47 schwarze 2200: va_list ap;
1.80 schwarze 2201: int use_errno;
1.2 schwarze 2202:
1.47 schwarze 2203: if ('\0' != *basedir)
2204: fprintf(stderr, "%s", basedir);
2205: if ('\0' != *basedir && '\0' != *file)
1.110 schwarze 2206: fputc('/', stderr);
1.47 schwarze 2207: if ('\0' != *file)
2208: fprintf(stderr, "%s", file);
1.31 schwarze 2209:
1.80 schwarze 2210: use_errno = 1;
2211: if (NULL != format) {
2212: switch (*format) {
1.98 schwarze 2213: case '&':
1.80 schwarze 2214: format++;
2215: break;
1.98 schwarze 2216: case '\0':
1.80 schwarze 2217: format = NULL;
2218: break;
2219: default:
2220: use_errno = 0;
2221: break;
2222: }
2223: }
2224: if (NULL != format) {
2225: if ('\0' != *basedir || '\0' != *file)
2226: fputs(": ", stderr);
2227: va_start(ap, format);
2228: vfprintf(stderr, format, ap);
2229: va_end(ap);
2230: }
2231: if (use_errno) {
2232: if ('\0' != *basedir || '\0' != *file || NULL != format)
2233: fputs(": ", stderr);
1.47 schwarze 2234: perror(NULL);
1.80 schwarze 2235: } else
2236: fputc('\n', stderr);
1.1 schwarze 2237: }
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