procstat_args.c revision 287486 
1/*-
2 * Copyright (c) 2007 Robert N. M. Watson
3 * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD: head/usr.bin/procstat/procstat_args.c 287486 2015-09-05 17:02:01Z allanjude $
28 */
29
30#include <sys/param.h>
31#include <sys/sysctl.h>
32#include <sys/user.h>
33
34#include <err.h>
35#include <errno.h>
36#include <libprocstat.h>
37#include <limits.h>
38#include <stdio.h>
39#include <stdlib.h>
40#include <string.h>
41
42#include "procstat.h"
43
44void
45procstat_args(struct procstat *procstat, struct kinfo_proc *kipp)
46{
47	int i;
48	char **args;
49
50	if (!hflag) {
51		xo_emit("{T:/%5s %-16s %-53s}\n", "PID", "COMM", "ARGS");
52	}
53
54	args = procstat_getargv(procstat, kipp, 0);
55
56	xo_emit("{k:process_id/%5d/%d} {:command/%-16s/%s}", kipp->ki_pid,
57	    kipp->ki_comm);
58
59	if (args == NULL) {
60		xo_emit(" {d:args/-}\n");
61		return;
62	}
63
64	xo_open_list("arguments");
65	for (i = 0; args[i] != NULL; i++)
66		xo_emit(" {l:args/%s}", args[i]);
67	xo_close_list("arguments");
68	xo_emit("\n");
69}
70
71void
72procstat_env(struct procstat *procstat, struct kinfo_proc *kipp)
73{
74	int i;
75	char **envs;
76
77	if (!hflag) {
78		xo_emit("{T:/%5s %-16s %-53s}\n", "PID", "COMM", "ENVIRONMENT");
79	}
80
81	envs = procstat_getenvv(procstat, kipp, 0);
82
83	xo_emit("{k:process_id/%5d/%d} {:command/%-16s/%s}", kipp->ki_pid,
84	    kipp->ki_comm);
85
86	if (envs == NULL) {
87		xo_emit(" {d:env/-}\n");
88		return;
89	}
90
91	xo_open_list("environment");
92	for (i = 0; envs[i] != NULL; i++)
93		xo_emit(" {l:env/%s}", envs[i]);
94	xo_close_list("environment");
95	xo_emit("\n");
96}
97