1 fe90d24f 2021-02-04 op /*
 2 fe90d24f 2021-02-04 op  * Copyright (c) 2016 Nicholas Marriott <nicholas.marriott@gmail.com>
 3 fe90d24f 2021-02-04 op  *
 4 fe90d24f 2021-02-04 op  * Permission to use, copy, modify, and distribute this software for any
 5 fe90d24f 2021-02-04 op  * purpose with or without fee is hereby granted, provided that the above
 6 fe90d24f 2021-02-04 op  * copyright notice and this permission notice appear in all copies.
 7 fe90d24f 2021-02-04 op  *
 8 fe90d24f 2021-02-04 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 fe90d24f 2021-02-04 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 fe90d24f 2021-02-04 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 fe90d24f 2021-02-04 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 fe90d24f 2021-02-04 op  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
13 fe90d24f 2021-02-04 op  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
14 fe90d24f 2021-02-04 op  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 fe90d24f 2021-02-04 op  */
16 fe90d24f 2021-02-04 op 
17 76898714 2021-02-12 op #include "../config.h"
18 76898714 2021-02-12 op 
19 fe90d24f 2021-02-04 op #include <sys/types.h>
20 fe90d24f 2021-02-04 op 
21 fe90d24f 2021-02-04 op #include <stdarg.h>
22 fe90d24f 2021-02-04 op #include <stdio.h>
23 fe90d24f 2021-02-04 op #include <string.h>
24 fe90d24f 2021-02-04 op 
25 fe90d24f 2021-02-04 op #if HAVE_PR_SET_NAME
26 fe90d24f 2021-02-04 op 
27 fe90d24f 2021-02-04 op #include <sys/prctl.h>
28 fe90d24f 2021-02-04 op 
29 fe90d24f 2021-02-04 op void
30 fe90d24f 2021-02-04 op setproctitle(const char *fmt, ...)
31 fe90d24f 2021-02-04 op {
32 fe90d24f 2021-02-04 op 	char	title[16], name[16], *cp;
33 fe90d24f 2021-02-04 op 	va_list	ap;
34 fe90d24f 2021-02-04 op 	int	used;
35 fe90d24f 2021-02-04 op 
36 fe90d24f 2021-02-04 op 	va_start(ap, fmt);
37 fe90d24f 2021-02-04 op 	vsnprintf(title, sizeof title, fmt, ap);
38 fe90d24f 2021-02-04 op 	va_end(ap);
39 fe90d24f 2021-02-04 op 
40 fe90d24f 2021-02-04 op 	used = snprintf(name, sizeof name, "%s: %s", getprogname(), title);
41 fe90d24f 2021-02-04 op 	if (used >= (int)sizeof name) {
42 fe90d24f 2021-02-04 op 		cp = strrchr(name, ' ');
43 fe90d24f 2021-02-04 op 		if (cp != NULL)
44 fe90d24f 2021-02-04 op 			*cp = '\0';
45 fe90d24f 2021-02-04 op 	}
46 fe90d24f 2021-02-04 op 	prctl(PR_SET_NAME, name);
47 fe90d24f 2021-02-04 op }
48 fe90d24f 2021-02-04 op #else
49 fe90d24f 2021-02-04 op void
50 fe90d24f 2021-02-04 op setproctitle(const char *fmt, ...)
51 fe90d24f 2021-02-04 op {
52 fe90d24f 2021-02-04 op 	(void)fmt;
53 fe90d24f 2021-02-04 op }
54 fe90d24f 2021-02-04 op #endif