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