50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* Test for the long double variants of strfroml and strtold.
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Copyright (C) 2019-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdlib.h>
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#include <support/check.h>
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static int
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do_test (void)
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{
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int written;
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char buffer[64];
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char *bufptr = buffer;
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const char *expected = "-1.0000000000";
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long double read;
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/* Write to the buffer. */
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written = strfroml (bufptr, 64, "%.10f", (long double) -1);
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if (written < 0)
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support_record_failure ();
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/* Compare against the expected output. */
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TEST_COMPARE_STRING (expected, buffer);
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/* Read from the buffer. */
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read = strtold (expected, NULL);
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if (read != -1.0L)
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support_record_failure ();
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return 0;
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}
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#include <support/test-driver.c>
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