JehanneOS/newlib
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

* fhandler.cc (fhandler_base::open): Don't open file with WRITE_DAC

Browse Source 
access on remote filesystem.  Explain why.
	* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto for
	directories.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto for sockets.
	* path.cc (symlink_worker): Ditto for symlinks.
This commit is contained in:
Corinna Vinschen
2011-07-05 09:59:34 +00:00
parent 3dce4ce653
commit fcacca02dd
5 changed files with 34 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
winsup/cygwin/path.cc
View File

@ -1673,11 +1673,15 @@ symlink_worker (const char *oldpath, const char *newpath, bool use_winsym,
goto done;
}
}
else if (!isdevice && win32_newpath.has_acls ())
else if (!isdevice && win32_newpath.has_acls () && !win32_newpath.isremote ())
/* If the filesystem supports ACLs, we will overwrite the DACL after the
call to NtCreateFile. This requires a handle with READ_CONTROL and
WRITE_DAC access, otherwise get_file_sd and set_file_sd both have to
open the file again. */
open the file again.
FIXME: On remote NTFS shares open sometimes fails because even the
creator of the file doesn't have the right to change the DACL.
I don't know what setting that is or howq to recognize such a share,
so for now we don't request WRITE_DAC on remote drives. */
access |= READ_CONTROL | WRITE_DAC;
status = NtCreateFile (&fh, access, win32_newpath.get_object_attr (attr, sa),