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* fhandler.h (fhandler_base::mkdir): New virtual method.

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(fhandler_base::rmdir): Ditto.
(fhandler_disk_file:mkdir): New method.
(fhandler_disk_file:rmdir): Ditto.
* dir.cc (mkdir): Implement with fhandlers.
(rmdir): Ditto.
* fhandler.cc (fhandler_base::mkdir): New virtual method.
(fhandler_base::rmdir): Ditto.
(fhandler_disk_file::mkdir): New method.
(fhandler_disk_file::rmdir): Ditto.

fhandler_random.cc: white space.
This commit is contained in:
Christopher Faylor
2005-05-25 04:32:59 +00:00
parent 2a41ee9e0c
commit 125b724dd8
6 changed files with 161 additions and 98 deletions
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117
winsup/cygwin/dir.cc
View File

@@ -221,39 +221,21 @@ extern "C" int
mkdir (const char *dir, mode_t mode)
{
int res = -1;
SECURITY_ATTRIBUTES sa = sec_none_nih;
security_descriptor sd;
fhandler_base *fh = NULL;
path_conv real_dir (dir, PC_SYM_NOFOLLOW | PC_WRITABLE);
if (!(fh = build_fh_name (dir, NULL, PC_SYM_NOFOLLOW | PC_WRITABLE)))
goto done; /* errno already set */;
if (real_dir.error)
if (fh->error ())
{
set_errno (real_dir.case_clash ? ECASECLASH : real_dir.error);
goto done;
debug_printf ("got %d error from build_fh_name", fh->error ());
set_errno (fh->error ());
}
else if (!fh->mkdir (mode))
res = 0;
delete fh;
nofinalslash (real_dir.get_win32 (), real_dir.get_win32 ());
if (allow_ntsec && real_dir.has_acls ())
set_security_attribute (S_IFDIR | ((mode & 07777) & ~cygheap->umask),
&sa, sd);
if (CreateDirectoryA (real_dir.get_win32 (), &sa))
{
if (!allow_ntsec && allow_ntea)
set_file_attribute (false, NULL, real_dir.get_win32 (),
S_IFDIR | ((mode & 07777) & ~cygheap->umask));
#ifdef HIDDEN_DOT_FILES
char *c = strrchr (real_dir.get_win32 (), '\\');
if ((c && c[1] == '.') || *real_dir.get_win32 () == '.')
SetFileAttributes (real_dir.get_win32 (), FILE_ATTRIBUTE_HIDDEN);
#endif
res = 0;
}
else
__seterrno ();
done:
done:
syscall_printf ("%d = mkdir (%s, %d)", res, dir, mode);
return res;
}
@@ -263,80 +245,21 @@ extern "C" int
rmdir (const char *dir)
{
int res = -1;
fhandler_base *fh = NULL;
path_conv real_dir (dir, PC_SYM_NOFOLLOW | PC_WRITABLE);
if (!(fh = build_fh_name (dir, NULL, PC_SYM_NOFOLLOW | PC_WRITABLE)))
goto done; /* errno already set */;
if (real_dir.error)
set_errno (real_dir.error);
else if (!real_dir.exists ())
set_errno (ENOENT);
else if (!real_dir.isdir ())
set_errno (ENOTDIR);
else
if (fh->error ())
{
/* Even own directories can't be removed if R/O attribute is set. */
if (real_dir.has_attribute (FILE_ATTRIBUTE_READONLY))
SetFileAttributes (real_dir,
(DWORD) real_dir & ~FILE_ATTRIBUTE_READONLY);
for (bool is_cwd = false; ; is_cwd = true)
{
DWORD err;
int rc = RemoveDirectory (real_dir);
DWORD att = GetFileAttributes (real_dir);
/* Sometimes smb indicates failure when it really succeeds, so check for
this case specifically. */
if (rc || att == INVALID_FILE_ATTRIBUTES)
{
/* RemoveDirectory on a samba drive doesn't return an error if the
directory can't be removed because it's not empty. Checking for
existence afterwards keeps us informed about success. */
if (att == INVALID_FILE_ATTRIBUTES)
{
res = 0;
break;
}
err = ERROR_DIR_NOT_EMPTY;
}
else
err = GetLastError ();
/* This kludge detects if we are attempting to remove the current working
directory. If so, we will move elsewhere to potentially allow the
rmdir to succeed. This means that cygwin's concept of the current working
directory != Windows concept but, hey, whaddaregonnado?
Note that this will not cause something like the following to work:
$ cd foo
$ rmdir .
since the shell will have foo "open" in the above case and so Windows will
not allow the deletion. (Actually it does on 9X.)
FIXME: A potential workaround for this is for cygwin apps to *never* call
SetCurrentDirectory. */
if (strcasematch (real_dir, cygheap->cwd.win32)
&& !strcasematch ("c:\\", cygheap->cwd.win32)
&& !is_cwd
&& SetCurrentDirectory ("c:\\"))
continue;
/* On 9X ERROR_ACCESS_DENIED is returned
if you try to remove a non-empty directory. */
if (err == ERROR_ACCESS_DENIED
&& wincap.access_denied_on_delete ())
err = ERROR_DIR_NOT_EMPTY;
__seterrno_from_win_error (err);
/* Directory still exists, restore its characteristics. */
if (real_dir.has_attribute (FILE_ATTRIBUTE_READONLY))
SetFileAttributes (real_dir, real_dir);
if (is_cwd)
SetCurrentDirectory (real_dir);
break;
}
debug_printf ("got %d error from build_fh_name", fh->error ());
set_errno (fh->error ());
}
else if (!fh->rmdir ())
res = 0;
delete fh;
done:
syscall_printf ("%d = rmdir (%s)", res, dir);
return res;
}