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/cdefs.h> 25 __FBSDID("$FreeBSD$"); 26 27 #include <sys/types.h> 28 #include <sys/stat.h> 29 #include <errno.h> 30 #include <fts.h> 31 #include <ftw.h> 32 33 #include "fts-compat11.h" 34 35 int 36 freebsd11_nftw(const char *path, 37 int (*fn)(const char *, const struct freebsd11_stat *, int, struct FTW *), 38 int nfds, int ftwflags) 39 { 40 char * const paths[2] = { (char *)path, NULL }; 41 struct FTW ftw; 42 FTSENT11 *cur; 43 FTS11 *ftsp; 44 int error = 0, ftsflags, fnflag, postorder, sverrno; 45 46 /* XXX - nfds is currently unused */ 47 if (nfds < 1) { 48 errno = EINVAL; 49 return (-1); 50 } 51 52 ftsflags = FTS_COMFOLLOW; 53 if (!(ftwflags & FTW_CHDIR)) 54 ftsflags |= FTS_NOCHDIR; 55 if (ftwflags & FTW_MOUNT) 56 ftsflags |= FTS_XDEV; 57 if (ftwflags & FTW_PHYS) 58 ftsflags |= FTS_PHYSICAL; 59 else 60 ftsflags |= FTS_LOGICAL; 61 postorder = (ftwflags & FTW_DEPTH) != 0; 62 ftsp = freebsd11_fts_open(paths, ftsflags, NULL); 63 if (ftsp == NULL) 64 return (-1); 65 while ((cur = freebsd11_fts_read(ftsp)) != NULL) { 66 switch (cur->fts_info) { 67 case FTS_D: 68 if (postorder) 69 continue; 70 fnflag = FTW_D; 71 break; 72 case FTS_DC: 73 continue; 74 case FTS_DNR: 75 fnflag = FTW_DNR; 76 break; 77 case FTS_DP: 78 if (!postorder) 79 continue; 80 fnflag = FTW_DP; 81 break; 82 case FTS_F: 83 case FTS_DEFAULT: 84 fnflag = FTW_F; 85 break; 86 case FTS_NS: 87 case FTS_NSOK: 88 fnflag = FTW_NS; 89 break; 90 case FTS_SL: 91 fnflag = FTW_SL; 92 break; 93 case FTS_SLNONE: 94 fnflag = FTW_SLN; 95 break; 96 default: 97 error = -1; 98 goto done; 99 } 100 ftw.base = cur->fts_pathlen - cur->fts_namelen; 101 ftw.level = cur->fts_level; 102 error = fn(cur->fts_path, cur->fts_statp, fnflag, &ftw); 103 if (error != 0) 104 break; 105 } 106 done: 107 sverrno = errno; 108 if (freebsd11_fts_close(ftsp) != 0 && error == 0) 109 error = -1; 110 else 111 errno = sverrno; 112 return (error); 113 } 114 115 __sym_compat(nftw, freebsd11_nftw, FBSD_1.0); 116