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* [newlib-cygwin] Cygwin: errno: handle ERROR_CASE_DIFFERING_NAMES_IN_DIR
@ 2021-12-02 16:30 Corinna Vinschen
0 siblings, 0 replies; only message in thread
From: Corinna Vinschen @ 2021-12-02 16:30 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=fb1fe932038e5a9833fcc5fc53365a2212d76584
commit fb1fe932038e5a9833fcc5fc53365a2212d76584
Author: Corinna Vinschen <corinna@vinschen.de>
Date: Thu Dec 2 14:13:43 2021 +0100
Cygwin: errno: handle ERROR_CASE_DIFFERING_NAMES_IN_DIR
Rather than special case status code 0xc00004b3, add status and matching
error code to ntdll.h and handle it as part of the standard error mapping.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/errno.cc | 1 +
winsup/cygwin/fhandler_disk_file.cc | 10 +---------
winsup/cygwin/ntdll.h | 5 +++++
3 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/winsup/cygwin/errno.cc b/winsup/cygwin/errno.cc
index 420326566..55219cccc 100644
--- a/winsup/cygwin/errno.cc
+++ b/winsup/cygwin/errno.cc
@@ -53,6 +53,7 @@ static const errmap_t errmap[] =
X (CALL_NOT_IMPLEMENTED, ENOSYS),
X (CANCELLED, EINTR),
X (CANNOT_MAKE, EPERM),
+ X (CASE_DIFFERING_NAMES_IN_DIR, EINVAL),
X (CHILD_NOT_COMPLETE, EBUSY),
X (COMMITMENT_LIMIT, EAGAIN),
X (CONNECTION_REFUSED, ECONNREFUSED),
diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc
index 26726c5d7..3cec1ed84 100644
--- a/winsup/cygwin/fhandler_disk_file.cc
+++ b/winsup/cygwin/fhandler_disk_file.cc
@@ -2547,15 +2547,7 @@ fhandler_disk_file::fs_ioc_setflags (uint64_t flags)
FileCaseSensitiveInformation);
if (!NT_SUCCESS (status))
{
- /* Special case: The directory contains files which only
- differ in case. NtSetInformationFile refuses to change
- back to case insensitivity and returns status 0xc00004b3.
- There's no STATUS_xyz macro assigned to that value yet,
- nor does it map to a useful Win32 error value. */
- if (status == (NTSTATUS) 0xc00004b3)
- set_errno (EINVAL); /* Does that make sense? */
- else
- __seterrno_from_nt_status (status);
+ __seterrno_from_nt_status (status);
goto out;
}
}
diff --git a/winsup/cygwin/ntdll.h b/winsup/cygwin/ntdll.h
index f7c427e40..59c396676 100644
--- a/winsup/cygwin/ntdll.h
+++ b/winsup/cygwin/ntdll.h
@@ -15,6 +15,11 @@
extern GUID __cygwin_socket_guid;
#define CYGWIN_SOCKET_GUID (&__cygwin_socket_guid)
+/* Status codes not known to Mingw-w64 yet. The error code needs to
+ be maintained here as well as long as Mingw-w64 didn't follow up. */
+#define STATUS_CASE_DIFFERING_NAMES_IN_DIR ((NTSTATUS)0xC00004B3)
+#define ERROR_CASE_DIFFERING_NAMES_IN_DIR __MSABI_LONG(424)
+
/* Custom Cygwin-only status codes. */
#define STATUS_THREAD_SIGNALED ((NTSTATUS)0xe0000001)
#define STATUS_THREAD_CANCELED ((NTSTATUS)0xe0000002)
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