1 /*
2 * Copyright (c) 2003, 2004 Todd C. Miller <Todd.Miller@courtesan.com>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 *
16 * Sponsored in part by the Defense Advanced Research Projects
17 * Agency (DARPA) and Air Force Research Laboratory, Air Force
18 * Materiel Command, USAF, under agreement number F39502-99-1-0512.
19 *
20 * From: $OpenBSD: nftw.c,v 1.7 2006/03/31 19:41:44 millert Exp $
21 * From: FreeBSD: head/lib/libc/gen/nftw.c 239160 2012-08-09 22:05:40Z jilles
22 */
23
24 #include <sys/types.h>
25 #include <sys/stat.h>
26 #include <errno.h>
27 #include <fts.h>
28 #include <ftw.h>
29
30 #include "fts-compat11.h"
31
32 int
freebsd11_nftw(const char * path,int (* fn)(const char *,const struct freebsd11_stat *,int,struct FTW *),int nfds,int ftwflags)33 freebsd11_nftw(const char *path,
34 int (*fn)(const char *, const struct freebsd11_stat *, int, struct FTW *),
35 int nfds, int ftwflags)
36 {
37 char * const paths[2] = { (char *)path, NULL };
38 struct FTW ftw;
39 FTSENT11 *cur;
40 FTS11 *ftsp;
41 int error = 0, ftsflags, fnflag, postorder, sverrno;
42
43 /* XXX - nfds is currently unused */
44 if (nfds < 1) {
45 errno = EINVAL;
46 return (-1);
47 }
48
49 ftsflags = FTS_COMFOLLOW;
50 if (!(ftwflags & FTW_CHDIR))
51 ftsflags |= FTS_NOCHDIR;
52 if (ftwflags & FTW_MOUNT)
53 ftsflags |= FTS_XDEV;
54 if (ftwflags & FTW_PHYS)
55 ftsflags |= FTS_PHYSICAL;
56 else
57 ftsflags |= FTS_LOGICAL;
58 postorder = (ftwflags & FTW_DEPTH) != 0;
59 ftsp = freebsd11_fts_open(paths, ftsflags, NULL);
60 if (ftsp == NULL)
61 return (-1);
62 while ((cur = freebsd11_fts_read(ftsp)) != NULL) {
63 switch (cur->fts_info) {
64 case FTS_D:
65 if (postorder)
66 continue;
67 fnflag = FTW_D;
68 break;
69 case FTS_DC:
70 continue;
71 case FTS_DNR:
72 fnflag = FTW_DNR;
73 break;
74 case FTS_DP:
75 if (!postorder)
76 continue;
77 fnflag = FTW_DP;
78 break;
79 case FTS_F:
80 case FTS_DEFAULT:
81 fnflag = FTW_F;
82 break;
83 case FTS_NS:
84 case FTS_NSOK:
85 fnflag = FTW_NS;
86 break;
87 case FTS_SL:
88 fnflag = FTW_SL;
89 break;
90 case FTS_SLNONE:
91 fnflag = FTW_SLN;
92 break;
93 default:
94 error = -1;
95 goto done;
96 }
97 ftw.base = cur->fts_pathlen - cur->fts_namelen;
98 ftw.level = cur->fts_level;
99 error = fn(cur->fts_path, cur->fts_statp, fnflag, &ftw);
100 if (error != 0)
101 break;
102 }
103 done:
104 sverrno = errno;
105 if (freebsd11_fts_close(ftsp) != 0 && error == 0)
106 error = -1;
107 else
108 errno = sverrno;
109 return (error);
110 }
111
112 __sym_compat(nftw, freebsd11_nftw, FBSD_1.0);
113