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newlib-cygwin
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* flock.cc (get_lock_parent_dir): Drop call to NtOpenDirectoryObject 

and utilize OBJ_OPENIF flag in call to NtCreateDirectoryObject.
	(inode_t::inode_t): Ditto.  Same for NtOpenMutant/NtCreateMutant.
This commit is contained in:
Corinna Vinschen 2008-04-02 10:53:55 +00:00
parent 682cf99346
commit 5cb524ee7d
2 changed files with 17 additions and 24 deletions
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6
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,9 @@
2008-04-02 Corinna Vinschen <corinna@vinschen.de>
* flock.cc (get_lock_parent_dir): Drop call to NtOpenDirectoryObject
and utilize OBJ_OPENIF flag in call to NtCreateDirectoryObject.
(inode_t::inode_t): Ditto. Same for NtOpenMutant/NtCreateMutant.
2008-04-02 Corinna Vinschen <corinna@vinschen.de>
* posix.sgml: Change lockf to being implemented.

35
winsup/cygwin/flock.cc
View File

@ -262,16 +262,11 @@ get_lock_parent_dir ()
if (!dir)
{
RtlInitUnicodeString (&uname, L"\\BaseNamedObjects\\cygwin-fcntl-lk");
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT, NULL,
everyone_sd (FLOCK_PARENT_DIR_ACCESS));
status = NtOpenDirectoryObject (&dir, FLOCK_PARENT_DIR_ACCESS, &attr);
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT | OBJ_OPENIF,
NULL, everyone_sd (FLOCK_PARENT_DIR_ACCESS));
status = NtCreateDirectoryObject (&dir, FLOCK_PARENT_DIR_ACCESS, &attr);
if (!NT_SUCCESS (status))
{
status = NtCreateDirectoryObject (&dir, FLOCK_PARENT_DIR_ACCESS,
&attr);
if (!NT_SUCCESS (status))
api_fatal ("NtCreateDirectoryObject(parent): %p", status);
}
api_fatal ("NtCreateDirectoryObject(parent): %p", status);
}
INODE_LIST_UNLOCK ();
return dir;
@ -526,27 +521,19 @@ inode_t::inode_t (__dev32_t dev, __ino64_t ino)
of the given file, in hex notation. */
int len = __small_swprintf (name, L"%08x-%016X", dev, ino);
RtlInitCountedUnicodeString (&uname, name, len * sizeof (WCHAR));
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT, parent_dir,
everyone_sd (FLOCK_INODE_DIR_ACCESS));
status = NtOpenDirectoryObject (&i_dir, FLOCK_INODE_DIR_ACCESS, &attr);
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT | OBJ_OPENIF,
parent_dir, everyone_sd (FLOCK_INODE_DIR_ACCESS));
status = NtCreateDirectoryObject (&i_dir, FLOCK_INODE_DIR_ACCESS, &attr);
if (!NT_SUCCESS (status))
{
status = NtCreateDirectoryObject (&i_dir, FLOCK_INODE_DIR_ACCESS, &attr);
if (!NT_SUCCESS (status))
api_fatal ("NtCreateDirectoryObject(inode): %p", status);
}
api_fatal ("NtCreateDirectoryObject(inode): %p", status);
/* Create a mutex object in the file specific dir, which is used for
access synchronization on the dir and its objects. */
RtlInitUnicodeString (&uname, L"mtx");
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT, i_dir,
InitializeObjectAttributes (&attr, &uname, OBJ_INHERIT | OBJ_OPENIF, i_dir,
everyone_sd (FLOCK_MUTANT_ACCESS));
status = NtOpenMutant (&i_mtx, FLOCK_MUTANT_ACCESS, &attr);
status = NtCreateMutant (&i_mtx, FLOCK_MUTANT_ACCESS, &attr, FALSE);
if (!NT_SUCCESS (status))
{
status = NtCreateMutant (&i_mtx, FLOCK_MUTANT_ACCESS, &attr, FALSE);
if (!NT_SUCCESS (status))
api_fatal ("NtCreateMutant(inode): %p", status);
}
api_fatal ("NtCreateMutant(inode): %p", status);
}
/* Enumerate all lock event objects for this file and create a lockf_t