Mail Archives: cygwin/2008/07/29/08:54:59
On Mon, July 28, 2008 13:31, Corinna Vinschen wrote:
> Two possible reasons come to mind:
>
> - The status code returned by TAS is not one of those three
> - The status code returned by TAS is one of those three, but the
> first call with FileIdBothDirectoryInformation has screwed up
> TAS for some reason.
>
> You need to debug this further for a solution. What you should
> do:
>
> - [snip GetVolInfo URL]
>
> - Build the latest Cygwin 1.5.25 from source
>
> http://cygwin.com/faq/faq-nochunks.html#faq.programming.building-cygwin
>
> and right in front of the comment starting in line 1713 in
> fhandler_disk_file.cc add
>
> if (!NT_SUCCESS (status))
> debug_printf ("NtQueryDirectoryFile failed, status %p, win32 error
> %lu",
> status, RtlNtStatusToDosError (status));
>
> Add the same lines preceeding the closing brace in line 1728.
>
> Then replace the cygwin1.dll with your own built cygwin1.dll and
> rerun strace like in your mail.
>
> The idea is to get the exact status codes.
OK, did that. With the `augmented' cygwin1.dll in place, my `strace ls'
now says (excerpted):
--------------------------------------------------------------------
1481 230803 [main] ls 5132 path_conv::check: this->path(h:\), has_acls(0)
562 231365 [main] ls 5132 build_fh_pc: fh 0x61168D40
7242 238607 [main] ls 5132 fhandler_disk_file::opendir: 0x6857F0 =
opendir (/cygdrive/h)
934 239541 [main] ls 5132 fhandler_disk_file::readdir:
NtQueryDirectoryFile failed, status 0xC00000BB, win32 error 50
526 240067 [main] ls 5132 fhandler_disk_file::readdir:
NtQueryDirectoryFile failed, status 0xC00000BB, win32 error 50
489 240556 [main] ls 5132 geterrno_from_win_error: windows error 50 ==
errno 88
608 241164 [main] ls 5132 fhandler_disk_file::readdir: 0 = readdir
(0x6857F0, 0x22C6D4) (.)
1026 242190 [main] ls 5132 fhandler_disk_file::readdir:
NtQueryDirectoryFile failed, status 0xC00000BB, win32 error 50
515 242705 [main] ls 5132 fhandler_disk_file::readdir:
NtQueryDirectoryFile failed, status 0xC00000BB, win32 error 50
593 243298 [main] ls 5132 geterrno_from_win_error: windows error 50 ==
errno 88
--------------------------------------------------------------------
and is otherwise as before, as far as I can tell. I trust that was
required? I haven't tried running against a snapshot build yet, as
suggested in your later response.
--
SAm.
--
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