73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/*
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* Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
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* All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*/
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#include <sm/gen.h>
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SM_IDSTR(id, "@(#)$Id: t-float.c,v 1.18 2001/09/11 04:04:49 gshapiro Exp $")
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#include <sm/limits.h>
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#include <sm/io.h>
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#include <sm/string.h>
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#include <sm/test.h>
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#include <sm/types.h>
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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double d, d2;
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double ld;
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char buf[128];
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char *r;
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/*
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** Sendmail uses printf and scanf with doubles,
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** so make sure that this works.
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*/
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sm_test_begin(argc, argv, "test floating point stuff");
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d = 1.125;
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sm_snprintf(buf, sizeof(buf), "%d %.3f %d", 0, d, 1);
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r = "0 1.125 1";
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if (!SM_TEST(strcmp(buf, r) == 0))
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"got %s instead\n", buf);
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d = 1.125;
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sm_snprintf(buf, sizeof(buf), "%.3f", d);
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r = "1.125";
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if (!SM_TEST(strcmp(buf, r) == 0))
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"got %s instead\n", buf);
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d2 = 0.0;
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sm_io_sscanf(buf, "%lf", &d2);
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#if SM_CONF_BROKEN_STRTOD
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if (d != d2)
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{
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"wanted %f, got %f\n", d, d2);
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"error ignored since SM_CONF_BROKEN_STRTOD is set for this OS\n");
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}
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#else /* SM_CONF_BROKEN_STRTOD */
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if (!SM_TEST(d == d2))
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"wanted %f, got %f\n", d, d2);
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#endif /* SM_CONF_BROKEN_STRTOD */
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ld = 2.5;
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sm_snprintf(buf, sizeof(buf), "%.3f %.1f", d, ld);
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r = "1.125 2.5";
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if (!SM_TEST(strcmp(buf, r) == 0))
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(void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT,
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"got %s instead\n", buf);
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return sm_test_end();
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}
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