mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-05 09:14:03 +00:00
Don't attempt to change owner/mode/flags that don't need to changed.
This should calm down attempts to `cp -p' to a nfs mount or some other filesystem that doesn't accept flags or all combinations of flags. It will warn if it fails to change flags though.
This commit is contained in:
parent
d2b4b1fa20
commit
4faaa03777
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=36838
@ -36,7 +36,7 @@
|
||||
static char sccsid[] = "@(#)utils.c 8.3 (Berkeley) 4/1/94";
|
||||
#endif
|
||||
static const char rcsid[] =
|
||||
"$Id: utils.c,v 1.18 1998/05/13 07:25:17 charnier Exp $";
|
||||
"$Id: utils.c,v 1.19 1998/06/09 03:38:26 imp Exp $";
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/param.h>
|
||||
@ -263,7 +263,9 @@ setfile(fs, fd)
|
||||
int fd;
|
||||
{
|
||||
static struct timeval tv[2];
|
||||
struct stat ts;
|
||||
int rval;
|
||||
int gotstat;
|
||||
|
||||
rval = 0;
|
||||
fs->st_mode &= S_ISUID | S_ISGID | S_ISVTX |
|
||||
@ -275,30 +277,42 @@ setfile(fs, fd)
|
||||
warn("utimes: %s", to.p_path);
|
||||
rval = 1;
|
||||
}
|
||||
if (fd ? fstat(fd, &ts) : stat(to.p_path, &ts))
|
||||
gotstat = 0;
|
||||
else {
|
||||
gotstat = 1;
|
||||
ts.st_mode &= S_ISUID | S_ISGID | S_ISVTX |
|
||||
S_IRWXU | S_IRWXG | S_IRWXO;
|
||||
}
|
||||
/*
|
||||
* Changing the ownership probably won't succeed, unless we're root
|
||||
* or POSIX_CHOWN_RESTRICTED is not set. Set uid/gid before setting
|
||||
* the mode; current BSD behavior is to remove all setuid bits on
|
||||
* 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)) {
|
||||
if (errno != EPERM) {
|
||||
if (!gotstat || fs->st_uid != ts.st_uid || fs->st_gid != ts.st_gid)
|
||||
if (fd ? fchown(fd, fs->st_uid, fs->st_gid) :
|
||||
chown(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 (!gotstat || fs->st_mode != ts.st_mode)
|
||||
if (fd ? fchmod(fd, fs->st_mode) : chmod(to.p_path, fs->st_mode)) {
|
||||
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)) {
|
||||
warn("chown: %s", to.p_path);
|
||||
rval = 1;
|
||||
}
|
||||
|
||||
if (fd ?
|
||||
fchflags(fd, fs->st_flags) : chflags(to.p_path, fs->st_flags)) {
|
||||
warn("chflags: %s", to.p_path);
|
||||
rval = 1;
|
||||
}
|
||||
if (!gotstat || fs->st_flags != ts.st_flags)
|
||||
if (fd ?
|
||||
fchflags(fd, fs->st_flags) : chflags(to.p_path, fs->st_flags)) {
|
||||
warn("chflags: %s", to.p_path);
|
||||
rval = 1;
|
||||
}
|
||||
|
||||
return (rval);
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user