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authorCorinna Vinschen <corinna@vinschen.de>2009-11-09 19:46:36 +0000
committerCorinna Vinschen <corinna@vinschen.de>2009-11-09 19:46:36 +0000
commit16a72f7e4b7d5c974dbd4c8fbaaa5ac8c3628db1 (patch)
tree4a8558fc0fad523efa1839e3cf50d06cbdf52d61 /winsup/cygwin/path.cc
parented66791aba119e8f5f39d4749ad31b6b885b1d6f (diff)
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* 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/path.cc')
-rw-r--r--winsup/cygwin/path.cc9
1 files changed, 3 insertions, 6 deletions
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc
index 1f95073b9..daf780e84 100644
--- a/winsup/cygwin/path.cc
+++ b/winsup/cygwin/path.cc
@@ -1873,18 +1873,15 @@ symlink_info::check_reparse_point (HANDLE h)
(WCHAR *)((char *)rp->MountPointReparseBuffer.PathBuffer
+ rp->MountPointReparseBuffer.SubstituteNameOffset),
rp->MountPointReparseBuffer.SubstituteNameLength);
- if (rp->MountPointReparseBuffer.PrintNameLength == 0
- || RtlEqualUnicodePathPrefix (&subst, &ro_u_volume, TRUE))
+ if (RtlEqualUnicodePathPrefix (&subst, &ro_u_volume, TRUE))
{
/* Volume mount point. Not treated as symlink. The return
value of -1 is a hint for the caller to treat this as a
volume mount point. */
return -1;
}
- sys_wcstombs (srcbuf, SYMLINK_MAX + 1,
- (WCHAR *)((char *)rp->MountPointReparseBuffer.PathBuffer
- + rp->MountPointReparseBuffer.SubstituteNameOffset),
- rp->MountPointReparseBuffer.SubstituteNameLength / sizeof (WCHAR));
+ sys_wcstombs (srcbuf, SYMLINK_MAX + 1, subst.Buffer,
+ subst.Length / sizeof (WCHAR));
pflags = PATH_SYMLINK | PATH_REP;
fileattr &= ~FILE_ATTRIBUTE_DIRECTORY;
}