mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 08:40:07 +00:00
29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
/* System-specific malloc support functions. Generic version.
|
|
Copyright (C) 2012-2014 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdbool.h>
|
|
#include <unistd.h>
|
|
|
|
/* Force an unmap when the heap shrinks in a secure exec. This ensures that
|
|
the old data pages immediately cease to be accessible. */
|
|
static inline bool
|
|
check_may_shrink_heap (void)
|
|
{
|
|
return __libc_enable_secure;
|
|
}
|