b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/* $NetBSD: ftw.c,v 1.1 2005/12/30 23:07:32 agc Exp $ */
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/* From OpenBSD: ftw.c,v 1.2 2003/07/21 21:15:32 millert Exp */
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/*
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* Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F39502-99-1-0512.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: ftw.c,v 1.1 2005/12/30 23:07:32 agc Exp $");
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <fts.h>
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#include <ftw.h>
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#include <limits.h>
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int
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ftw(const char *path, int (*fn)(const char *, const struct stat *, int),
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int nfds)
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{
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/* LINTED */
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char * const paths[2] = { __UNCONST(path), NULL };
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FTSENT *cur;
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FTS *ftsp;
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int fnflag, error, sverrno;
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/* XXX - nfds is currently unused */
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if (nfds < 1 || nfds > OPEN_MAX) {
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errno = EINVAL;
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return (-1);
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}
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ftsp = fts_open(paths, FTS_COMFOLLOW | FTS_NOCHDIR, NULL);
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if (ftsp == NULL)
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return (-1);
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error = 0;
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while ((cur = fts_read(ftsp)) != NULL) {
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switch (cur->fts_info) {
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case FTS_D:
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fnflag = FTW_D;
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break;
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case FTS_DNR:
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fnflag = FTW_DNR;
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break;
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case FTS_DP:
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/* we only visit in preorder */
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continue;
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case FTS_F:
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case FTS_DEFAULT:
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fnflag = FTW_F;
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break;
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case FTS_NS:
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case FTS_NSOK:
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case FTS_SLNONE:
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fnflag = FTW_NS;
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break;
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case FTS_SL:
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fnflag = FTW_SL;
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break;
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case FTS_DC:
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errno = ELOOP;
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/* FALLTHROUGH */
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default:
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error = -1;
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goto done;
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}
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error = fn(cur->fts_path, cur->fts_statp, fnflag);
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if (error != 0)
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break;
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}
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done:
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sverrno = errno;
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if (fts_close(ftsp) != 0 && error == 0)
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error = -1;
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else
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errno = sverrno;
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return (error);
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}
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