xref: /titanic_41/usr/src/cmd/sendmail/libsm/t-memstat.c (revision 9113a79cf228b8f7bd509b1328adf88659dfe218)
1 /*
2  * Copyright (c) 2005, 2006 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
11 
12 #include <sm/gen.h>
13 SM_IDSTR(id, "@(#)$Id: t-memstat.c,v 1.7 2006/06/28 23:57:59 ca Exp $")
14 
15 #include <sm/misc.h>
16 
17 /*
18 **  Simple test program for memstat
19 */
20 
21 #include <stdlib.h>
22 #include <unistd.h>
23 #include <stdio.h>
24 #include <strings.h>
25 #include <string.h>
26 
27 extern char *optarg;
28 extern int optind;
29 
30 int
31 main(argc, argv)
32 	int argc;
33 	char **argv;
34 {
35 	int r, r2, i, l, slp, sz;
36 	long v;
37 	char *resource;
38 
39 	l = 1;
40 	sz = slp = 0;
41 	resource = NULL;
42 	while ((r = getopt(argc, argv, "l:m:r:s:")) != -1)
43 	{
44 		switch ((char) r)
45 		{
46 		  case 'l':
47 			l = strtol(optarg, NULL, 0);
48 			break;
49 
50 		  case 'm':
51 			sz = strtol(optarg, NULL, 0);
52 			break;
53 
54 		  case 'r':
55 			resource = strdup(optarg);
56 			break;
57 
58 		  case 's':
59 			slp = strtol(optarg, NULL, 0);
60 			break;
61 
62 		  default:
63 			break;
64 		}
65 	}
66 
67 	r = sm_memstat_open();
68 	r2 = -1;
69 	for (i = 0; i < l; i++)
70 	{
71 		char *mem;
72 
73 		r2 = sm_memstat_get(resource, &v);
74 		if (slp > 0 && i + 1 < l && 0 == r)
75 		{
76 			printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
77 				resource != NULL ? resource : "default-value",
78 				v);
79 			sleep(slp);
80 			if (sz > 0)
81 			{
82 				/*
83 				**  Just allocate some memory to test the
84 				**  values that are returned.
85 				**  Note: this is a memory leak, but that
86 				**  doesn't matter here.
87 				*/
88 
89 				mem = malloc(sz);
90 				if (NULL == mem)
91 					printf("malloc(%d) failed\n", sz);
92 			}
93 		}
94 	}
95 	printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
96 		resource != NULL ? resource : "default-value", v);
97 	r = sm_memstat_close();
98 	return r;
99 }
100