1nbd_kill_subprocess(3) LIBNBD nbd_kill_subprocess(3)
2
3
4
6 nbd_kill_subprocess - kill server running as a subprocess
7
9 #include <libnbd.h>
10
11 int nbd_kill_subprocess (
12 struct nbd_handle *h, int signum
13 );
14
16 This call may be used to kill the server running as a subprocess that
17 was previously created using nbd_connect_command(3). You do not need
18 to use this call. It is only needed if the server does not exit when
19 the socket is closed.
20
21 The "signum" parameter is the optional signal number to send (see
22 signal(7)). If "signum" is 0 then "SIGTERM" is sent.
23
25 If the call is successful the function returns 0.
26
28 On error -1 is returned.
29
30 Refer to "ERROR HANDLING" in libnbd(3) for how to get further details
31 of the error.
32
33 The following parameters must not be NULL: "h". For more information
34 see "Non-NULL parameters" in libnbd(3).
35
37 This function first appeared in libnbd 1.0.
38
39 If you need to test if this function is available at compile time check
40 if the following macro is defined:
41
42 #define LIBNBD_HAVE_NBD_KILL_SUBPROCESS 1
43
45 nbd_connect_command(3), nbd_create(3), libnbd(3), signal(7).
46
48 Eric Blake
49
50 Richard W.M. Jones
51
53 Copyright Red Hat
54
56 This library is free software; you can redistribute it and/or modify it
57 under the terms of the GNU Lesser General Public License as published
58 by the Free Software Foundation; either version 2 of the License, or
59 (at your option) any later version.
60
61 This library is distributed in the hope that it will be useful, but
62 WITHOUT ANY WARRANTY; without even the implied warranty of
63 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
64 Lesser General Public License for more details.
65
66 You should have received a copy of the GNU Lesser General Public
67 License along with this library; if not, write to the Free Software
68 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
69 02110-1301 USA
70
71
72
73libnbd-1.16.5 2023-09-26 nbd_kill_subprocess(3)