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2ba3cfa160
__malloc_initialize_hook is interposed by application code, so the usual approach to define a compatibility symbol does not work. This commit adds a new mechanism based on #pragma GCC poison in <stdc-predef.h>.
31 lines
1.0 KiB
C
31 lines
1.0 KiB
C
/* Copyright (C) 1991-2016 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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/* The object of this file should be installed as libmcheck.a,
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so one can do -lmcheck to turn on mcheck. */
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#include <malloc.h>
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#include <mcheck.h>
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static void
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turn_on_mcheck (void)
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{
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mcheck (NULL);
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}
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void (*old__malloc_initialize_hook) (void) = turn_on_mcheck;
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