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29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
/* System-specific malloc support functions. Generic version.
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Copyright (C) 2012-2014 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 <stdbool.h>
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#include <unistd.h>
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/* Force an unmap when the heap shrinks in a secure exec. This ensures that
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the old data pages immediately cease to be accessible. */
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static inline bool
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check_may_shrink_heap (void)
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{
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return __libc_enable_secure;
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}
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