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mdbx-windows: fix ERROR_NOT_SUPPORTED while opening UNC pathnames.

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Resolve https://github.com/miranda-ng/miranda-ng/issues/2627

Change-Id: Iec06554dfcb9e0db215662d93fb5824cfe9ac7ef
This commit is contained in:
Leonid Yuriev 2020-11-24 15:41:08 +03:00
parent 659fbb3df7
commit 2a740d3807
2 changed files with 8 additions and 2 deletions
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4
src/core.c
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@ -10118,7 +10118,9 @@ static __cold int mdbx_setup_lck(MDBX_env *env, char *lck_pathname,
/* ensure the file system is read-only */
err = mdbx_check_fs_rdonly(env->me_lazy_fd, lck_pathname, err);
if (err != MDBX_SUCCESS)
if (err != MDBX_SUCCESS &&
/* ignore ERROR_NOT_SUPPORTED for exclusive mode */
!(err == MDBX_ENOSYS && (env->me_flags & MDBX_EXCLUSIVE)))
return err;
/* LY: without-lck mode (e.g. exclusive or on read-only filesystem) */

6
src/osal.c
View File

@ -120,6 +120,9 @@ typedef struct _FILE_PROVIDER_EXTERNAL_INFO_V1 {
#ifndef STATUS_INVALID_DEVICE_REQUEST
#define STATUS_INVALID_DEVICE_REQUEST ((NTSTATUS)0xC0000010L)
#endif
#ifndef STATUS_NOT_SUPPORTED
#define STATUS_NOT_SUPPORTED ((NTSTATUS)0xC00000BBL)
#endif
#ifndef FILE_DEVICE_FILE_SYSTEM
#define FILE_DEVICE_FILE_SYSTEM 0x00000009
@ -1067,7 +1070,8 @@ static int mdbx_check_fs_local(mdbx_filehandle_t handle, int flags) {
if (!(flags & MDBX_EXCLUSIVE))
return ERROR_REMOTE_STORAGE_MEDIA_ERROR;
} else if (rc != STATUS_OBJECT_NOT_EXTERNALLY_BACKED &&
rc != STATUS_INVALID_DEVICE_REQUEST)
rc != STATUS_INVALID_DEVICE_REQUEST &&
rc != STATUS_NOT_SUPPORTED)
return ntstatus2errcode(rc);
}