diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2009-11-09 22:46:36 +0300 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2009-11-09 22:46:36 +0300 |
| commit | 16a72f7e4b7d5c974dbd4c8fbaaa5ac8c3628db1 (patch) | |
| tree | 4a8558fc0fad523efa1839e3cf50d06cbdf52d61 /winsup/cygwin/syscalls.cc | |
| parent | ed66791aba119e8f5f39d4749ad31b6b885b1d6f (diff) | |
* path.cc (symlink_info::check_reparse_point): Always check
SubstituteName for volume string to recognize volume mount points.
Reuse subst when calling sys_wcstombs.
* syscalls.cc (rename): Set errno to EBUSY when trying to rename
volume mount points. Explain why.
Diffstat (limited to 'winsup/cygwin/syscalls.cc')
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index 55415b631..7a4f239b8 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -1758,6 +1758,16 @@ rename (const char *oldpath, const char *newpath) set_errno (EROFS); goto out; } + if (oldpc.has_attribute (FILE_ATTRIBUTE_REPARSE_POINT) && !oldpc.issymlink ()) + { + /* Volume mount point. If we try to rename a volume mount point, NT + returns STATUS_NOT_SAME_DEVICE ==> Win32 ERROR_NOT_SAME_DEVICE ==> + errno EXDEV. That's bad since mv(1) will now perform a cross-device + move. So what we do here is to treat the volume mount point just + like Linux treats a mount point. */ + set_errno (EBUSY); + goto out; + } if (old_dir_requested && !oldpc.isdir ()) { /* Reject rename("file/","x"). */ |