1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
3*7c478bd9Sstevel@tonic-gate  *	All rights reserved.
4*7c478bd9Sstevel@tonic-gate  *
5*7c478bd9Sstevel@tonic-gate  * By using this file, you agree to the terms and conditions set
6*7c478bd9Sstevel@tonic-gate  * forth in the LICENSE file which can be found at the top level of
7*7c478bd9Sstevel@tonic-gate  * the sendmail distribution.
8*7c478bd9Sstevel@tonic-gate  */
9*7c478bd9Sstevel@tonic-gate 
10*7c478bd9Sstevel@tonic-gate #include <sm/gen.h>
11*7c478bd9Sstevel@tonic-gate SM_IDSTR(id, "@(#)$Id: t-float.c,v 1.16 2001/02/02 23:11:46 ca Exp $")
12*7c478bd9Sstevel@tonic-gate 
13*7c478bd9Sstevel@tonic-gate #include <sm/limits.h>
14*7c478bd9Sstevel@tonic-gate #include <sm/io.h>
15*7c478bd9Sstevel@tonic-gate #include <sm/string.h>
16*7c478bd9Sstevel@tonic-gate #include <sm/test.h>
17*7c478bd9Sstevel@tonic-gate #include <sm/types.h>
18*7c478bd9Sstevel@tonic-gate 
19*7c478bd9Sstevel@tonic-gate int
20*7c478bd9Sstevel@tonic-gate main(argc, argv)
21*7c478bd9Sstevel@tonic-gate 	int argc;
22*7c478bd9Sstevel@tonic-gate 	char **argv;
23*7c478bd9Sstevel@tonic-gate {
24*7c478bd9Sstevel@tonic-gate 	double d, d2;
25*7c478bd9Sstevel@tonic-gate 	double ld;
26*7c478bd9Sstevel@tonic-gate 	char buf[128];
27*7c478bd9Sstevel@tonic-gate 	char *r;
28*7c478bd9Sstevel@tonic-gate 
29*7c478bd9Sstevel@tonic-gate 	/*
30*7c478bd9Sstevel@tonic-gate 	**  Sendmail uses printf and scanf with doubles,
31*7c478bd9Sstevel@tonic-gate 	**  so make sure that this works.
32*7c478bd9Sstevel@tonic-gate 	*/
33*7c478bd9Sstevel@tonic-gate 
34*7c478bd9Sstevel@tonic-gate 	sm_test_begin(argc, argv, "test floating point stuff");
35*7c478bd9Sstevel@tonic-gate 
36*7c478bd9Sstevel@tonic-gate 	d = 1.125;
37*7c478bd9Sstevel@tonic-gate 	sm_snprintf(buf, sizeof(buf), "%d %.3f %d", 0, d, 1);
38*7c478bd9Sstevel@tonic-gate 	r = "0 1.125 1";
39*7c478bd9Sstevel@tonic-gate 	if (!SM_TEST(strcmp(buf, r) == 0))
40*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
41*7c478bd9Sstevel@tonic-gate 				     "got %s instead\n", buf);
42*7c478bd9Sstevel@tonic-gate 
43*7c478bd9Sstevel@tonic-gate 	d = 1.125;
44*7c478bd9Sstevel@tonic-gate 	sm_snprintf(buf, sizeof(buf), "%.3f", d);
45*7c478bd9Sstevel@tonic-gate 	r = "1.125";
46*7c478bd9Sstevel@tonic-gate 	if (!SM_TEST(strcmp(buf, r) == 0))
47*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
48*7c478bd9Sstevel@tonic-gate 				     "got %s instead\n", buf);
49*7c478bd9Sstevel@tonic-gate 	d2 = 0.0;
50*7c478bd9Sstevel@tonic-gate 	sm_io_sscanf(buf, "%lf", &d2);
51*7c478bd9Sstevel@tonic-gate #if SM_CONF_BROKEN_STRTOD
52*7c478bd9Sstevel@tonic-gate 	if (d != d2)
53*7c478bd9Sstevel@tonic-gate 	{
54*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
55*7c478bd9Sstevel@tonic-gate 				     "wanted %f, got %f\n", d, d2);
56*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
57*7c478bd9Sstevel@tonic-gate 				     "error ignored since SM_CONF_BROKEN_STRTOD is set for this OS\n");
58*7c478bd9Sstevel@tonic-gate 	}
59*7c478bd9Sstevel@tonic-gate #else /* SM_CONF_BROKEN_STRTOD */
60*7c478bd9Sstevel@tonic-gate 	if (!SM_TEST(d == d2))
61*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
62*7c478bd9Sstevel@tonic-gate 				     "wanted %f, got %f\n", d, d2);
63*7c478bd9Sstevel@tonic-gate #endif /* SM_CONF_BROKEN_STRTOD */
64*7c478bd9Sstevel@tonic-gate 
65*7c478bd9Sstevel@tonic-gate 	ld = 2.5;
66*7c478bd9Sstevel@tonic-gate 	sm_snprintf(buf, sizeof(buf), "%.3f %.1f", d, ld);
67*7c478bd9Sstevel@tonic-gate 	r = "1.125 2.5";
68*7c478bd9Sstevel@tonic-gate 	if (!SM_TEST(strcmp(buf, r) == 0))
69*7c478bd9Sstevel@tonic-gate 		(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
70*7c478bd9Sstevel@tonic-gate 				     "got %s instead\n", buf);
71*7c478bd9Sstevel@tonic-gate 	return sm_test_end();
72*7c478bd9Sstevel@tonic-gate }
73