t-memstat.c revision 157001 
1/*
2 * Copyright (c) 2005 Sendmail, Inc. and its suppliers.
3 *      All rights reserved.
4 *
5 * By using this file, you agree to the terms and conditions set
6 * forth in the LICENSE file which can be found at the top level of
7 * the sendmail distribution.
8 */
9
10#include <sm/gen.h>
11SM_IDSTR(id, "@(#)$Id: t-memstat.c,v 1.5 2005/12/22 19:05:42 ca Exp $")
12
13/*
14** Simple test program for memstat
15*/
16
17#include <stdlib.h>
18#include <unistd.h>
19#include <stdio.h>
20#include <strings.h>
21
22int
23main(argc, argv)
24	int argc;
25	char **argv;
26{
27	int r, r2, i, l, slp, sz;
28	long v;
29	char *resource;
30
31	l = 1;
32	sz = slp = 0;
33	resource = NULL;
34	while ((r = getopt(argc, argv, "l:m:r:s:")) != -1)
35	{
36		switch ((char) r)
37		{
38		  case 'l':
39			l = strtol(optarg, NULL, 0);
40			break;
41
42		  case 'm':
43			sz = strtol(optarg, NULL, 0);
44			break;
45
46		  case 'r':
47			resource = strdup(optarg);
48			break;
49
50		  case 's':
51			slp = strtol(optarg, NULL, 0);
52			break;
53
54		  default:
55			break;
56		}
57	}
58
59	r = sm_memstat_open();
60	r2 = -1;
61	for (i = 0; i < l; i++)
62	{
63		char *mem;
64
65		r2 = sm_memstat_get(resource, &v);
66		if (slp > 0 && i + 1 < l && 0 == r)
67		{
68			printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
69				resource != NULL ? resource : "default-value",
70				v);
71			sleep(slp);
72			if (sz > 0)
73			{
74				/*
75				**  Just allocate some memory to test the
76				**  values that are returned.
77				**  Note: this is a memory leak, but that
78				**  doesn't matter here.
79				*/
80
81				mem = malloc(sz);
82				if (NULL == mem)
83					printf("malloc(%d) failed\n", sz);
84			}
85		}
86	}
87	printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
88		resource != NULL ? resource : "default-value", v);
89	r = sm_memstat_close();
90	return r;
91}
92