Blame malloc/tst-mallopt.c

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/* Copyright (C) 2014-2018 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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   <http://www.gnu.org/licenses/>.  */
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#include <malloc.h>
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#include <stdio.h>
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#include <string.h>
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static int errors = 0;
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static void
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merror (const char *msg)
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{
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  ++errors;
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  printf ("Error: %s\n", msg);
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}
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static int
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do_test (void)
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{
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  int ret;
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  ret = mallopt(M_CHECK_ACTION, 1);
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  if (ret != 1)
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    merror ("mallopt (M_CHECK_ACTION, 1) failed.");
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  ret = mallopt(M_MMAP_MAX, 64*1024);
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  if (ret != 1)
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    merror ("mallopt (M_MMAP_MAX, 64*1024) failed.");
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  ret = mallopt(M_MMAP_THRESHOLD, 64*1024);
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  if (ret != 1)
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    merror ("mallopt (M_MMAP_THRESHOLD, 64*1024) failed.");
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  ret = mallopt(M_MXFAST, 0);
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  if (ret != 1)
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    merror ("mallopt (M_MXFAST, 0) failed.");
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  ret = mallopt(M_PERTURB, 0xa5);
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  if (ret != 1)
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    merror ("mallopt (M_PERTURB, 0xa5) failed.");
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  ret = mallopt(M_TOP_PAD, 64*1024);
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  if (ret != 1)
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    merror ("mallopt (M_TOP_PAD, 64*1024) failed.");
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  ret = mallopt(M_TRIM_THRESHOLD, -1);
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  if (ret != 1)
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    merror ("mallopt (M_TRIM_THRESHOLD, -1) failed.");
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  return errors != 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"