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 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