xref: /freebsd/lib/libc/gen/ftw-compat11.c (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*	$OpenBSD: ftw.c,v 1.5 2005/08/08 08:05:34 espie Exp $	*/
2 
3 /*
4  * Copyright (c) 2003, 2004 Todd C. Miller <Todd.Miller@courtesan.com>
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  *
18  * Sponsored in part by the Defense Advanced Research Projects
19  * Agency (DARPA) and Air Force Research Laboratory, Air Force
20  * Materiel Command, USAF, under agreement number F39502-99-1-0512.
21  *
22  * From: FreeBSD: head/lib/libc/gen/ftw.c 239151 2012-08-09 15:11:38Z jilles
23  */
24 
25 #include <sys/cdefs.h>
26 __FBSDID("$FreeBSD$");
27 
28 #include <sys/types.h>
29 #include <sys/stat.h>
30 #include <errno.h>
31 #include <fts.h>
32 #include <ftw.h>
33 
34 #include "fts-compat11.h"
35 
36 int freebsd11_ftw(const char *path, int (*fn)(const char *,
37     const struct freebsd11_stat *, int), int nfds);
38 
39 int
40 freebsd11_ftw(const char *path,
41     int (*fn)(const char *, const struct freebsd11_stat *, int), int nfds)
42 {
43 	char * const paths[2] = { (char *)path, NULL };
44 	FTSENT11 *cur;
45 	FTS11 *ftsp;
46 	int error = 0, fnflag, sverrno;
47 
48 	/* XXX - nfds is currently unused */
49 	if (nfds < 1) {
50 		errno = EINVAL;
51 		return (-1);
52 	}
53 
54 	ftsp = freebsd11_fts_open(paths,
55 	    FTS_LOGICAL | FTS_COMFOLLOW | FTS_NOCHDIR, NULL);
56 	if (ftsp == NULL)
57 		return (-1);
58 	while ((cur = freebsd11_fts_read(ftsp)) != NULL) {
59 		switch (cur->fts_info) {
60 		case FTS_D:
61 			fnflag = FTW_D;
62 			break;
63 		case FTS_DNR:
64 			fnflag = FTW_DNR;
65 			break;
66 		case FTS_DP:
67 			/* we only visit in preorder */
68 			continue;
69 		case FTS_F:
70 		case FTS_DEFAULT:
71 			fnflag = FTW_F;
72 			break;
73 		case FTS_NS:
74 		case FTS_NSOK:
75 		case FTS_SLNONE:
76 			fnflag = FTW_NS;
77 			break;
78 		case FTS_SL:
79 			fnflag = FTW_SL;
80 			break;
81 		case FTS_DC:
82 			errno = ELOOP;
83 			/* FALLTHROUGH */
84 		default:
85 			error = -1;
86 			goto done;
87 		}
88 		error = fn(cur->fts_path, cur->fts_statp, fnflag);
89 		if (error != 0)
90 			break;
91 	}
92 done:
93 	sverrno = errno;
94 	if (freebsd11_fts_close(ftsp) != 0 && error == 0)
95 		error = -1;
96 	else
97 		errno = sverrno;
98 	return (error);
99 }
100 
101 __sym_compat(ftw, freebsd11_ftw, FBSD_1.0);
102