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Preserve owner/group/mode/atime/mtime of symlink if -p flag is given.

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This commit is contained in:
enami 1997-10-19 12:28:01 +00:00
parent 9142eb1e1e
commit fa580a821a
1 changed files with 25 additions and 20 deletions
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45
bin/cp/utils.c
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@ -1,4 +1,4 @@
/* $NetBSD: utils.c,v 1.8 1997/07/20 05:13:37 thorpej Exp $ */
/* $NetBSD: utils.c,v 1.9 1997/10/19 12:28:01 enami Exp $ */
/*-
* Copyright (c) 1991, 1993, 1994
@ -38,7 +38,7 @@
#if 0
static char sccsid[] = "@(#)utils.c 8.3 (Berkeley) 4/1/94";
#else
__RCSID("$NetBSD: utils.c,v 1.8 1997/07/20 05:13:37 thorpej Exp $");
__RCSID("$NetBSD: utils.c,v 1.9 1997/10/19 12:28:01 enami Exp $");
#endif
#endif /* not lint */
@ -200,7 +200,7 @@ copy_link(p, exists)
warn("symlink: %s", link);
return (1);
}
return (0);
return (pflag ? setfile(p->fts_statp, 0) : 0);
}
int
@ -242,14 +242,15 @@ setfile(fs, fd)
int fd;
{
static struct timeval tv[2];
int rval;
int rval, islink;
rval = 0;
islink = S_ISLNK(fs->st_mode);
fs->st_mode &= S_ISUID | S_ISGID | S_IRWXU | S_IRWXG | S_IRWXO;
TIMESPEC_TO_TIMEVAL(&tv[0], &fs->st_atimespec);
TIMESPEC_TO_TIMEVAL(&tv[1], &fs->st_mtimespec);
if (utimes(to.p_path, tv)) {
if (lutimes(to.p_path, tv)) {
warn("utimes: %s", to.p_path);
rval = 1;
}
@ -260,31 +261,35 @@ setfile(fs, fd)
* chown. If chown fails, lose setuid/setgid bits.
*/
if (fd ? fchown(fd, fs->st_uid, fs->st_gid) :
chown(to.p_path, fs->st_uid, fs->st_gid)) {
lchown(to.p_path, fs->st_uid, fs->st_gid)) {
if (errno != EPERM) {
warn("chown: %s", to.p_path);
rval = 1;
}
fs->st_mode &= ~(S_ISUID | S_ISGID);
}
if (fd ? fchmod(fd, fs->st_mode) : chmod(to.p_path, fs->st_mode)) {
if (fd ? fchmod(fd, fs->st_mode) : lchmod(to.p_path, fs->st_mode)) {
warn("chown: %s", to.p_path);
rval = 1;
}
/*
* XXX
* NFS doesn't support chflags; ignore errors unless there's reason
* to believe we're losing bits. (Note, this still won't be right
* if the server supports flags and we were trying to *remove* flags
* on a file that we copied, i.e., that we didn't create.)
*/
errno = 0;
if (fd ? fchflags(fd, fs->st_flags) : chflags(to.p_path, fs->st_flags))
if (errno != EOPNOTSUPP || fs->st_flags != 0) {
warn("chflags: %s", to.p_path);
rval = 1;
}
if (!islink) {
/*
* XXX
* NFS doesn't support chflags; ignore errors unless
* there's reason to believe we're losing bits.
* (Note, this still won't be right if the server
* supports flags and we were trying to *remove* flags
* on a file that we copied, i.e., that we didn't create.)
*/
errno = 0;
if (fd ? fchflags(fd, fs->st_flags) :
chflags(to.p_path, fs->st_flags))
if (errno != EOPNOTSUPP || fs->st_flags != 0) {
warn("chflags: %s", to.p_path);
rval = 1;
}
}
return (rval);
}