1 | /* |
2 | * Copyright (c) 2016 Nicholas Marriott <[email protected]> |
3 | * |
4 | * Permission to use, copy, modify, and distribute this software for any |
5 | * purpose with or without fee is hereby granted, provided that the above |
6 | * copyright notice and this permission notice appear in all copies. |
7 | * |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
12 | * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER |
13 | * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
14 | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
15 | */ |
16 | |
17 | #include <sys/types.h> |
18 | |
19 | #include <stdarg.h> |
20 | #include <string.h> |
21 | |
22 | #include "compat.h" |
23 | |
24 | #if defined(HAVE_PRCTL) && defined(HAVE_PR_SET_NAME) |
25 | |
26 | #include <sys/prctl.h> |
27 | |
28 | void |
29 | setproctitle(const char *fmt, ...) |
30 | { |
31 | char title[16], name[16], *cp; |
32 | va_list ap; |
33 | int used; |
34 | |
35 | va_start(ap, fmt); |
36 | vsnprintf(title, sizeof title, fmt, ap); |
37 | va_end(ap); |
38 | |
39 | used = snprintf(name, sizeof name, "%s: %s" , getprogname(), title); |
40 | if (used >= (int)sizeof name) { |
41 | cp = strrchr(name, ' '); |
42 | if (cp != NULL) |
43 | *cp = '\0'; |
44 | } |
45 | prctl(PR_SET_NAME, name); |
46 | } |
47 | #else |
48 | void |
49 | setproctitle(__unused const char *fmt, ...) |
50 | { |
51 | } |
52 | #endif |
53 | |