1nbd_clear_debug_callback(3) LIBNBD nbd_clear_debug_callback(3)
2
3
4
6 nbd_clear_debug_callback - clear the debug callback
7
9 #include <libnbd.h>
10
11 int nbd_clear_debug_callback (struct nbd_handle *h);
12
14 Remove the debug callback if one was previously associated with the
15 handle (with nbd_set_debug_callback(3)). If no callback was associated
16 this does nothing.
17
19 If the call is successful the function returns 0.
20
22 On error "-1" is returned.
23
24 Refer to "ERROR HANDLING" in libnbd(3) for how to get further details
25 of the error.
26
28 This function first appeared in libnbd 1.0.
29
30 If you need to test if this function is available at compile time check
31 if the following macro is defined:
32
33 #define LIBNBD_HAVE_NBD_CLEAR_DEBUG_CALLBACK 1
34
36 nbd_create(3), libnbd(3).
37
39 Eric Blake
40
41 Richard W.M. Jones
42
44 Copyright (C) 2019 Red Hat Inc.
45
47 This library is free software; you can redistribute it and/or modify it
48 under the terms of the GNU Lesser General Public License as published
49 by the Free Software Foundation; either version 2 of the License, or
50 (at your option) any later version.
51
52 This library is distributed in the hope that it will be useful, but
53 WITHOUT ANY WARRANTY; without even the implied warranty of
54 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
55 Lesser General Public License for more details.
56
57 You should have received a copy of the GNU Lesser General Public
58 License along with this library; if not, write to the Free Software
59 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
60 02110-1301 USA
61
62
63
64libnbd-1.2.1 2019-11-14 nbd_clear_debug_callback(3)