diff options
Diffstat (limited to 'REORG.TODO/sysdeps/generic/malloc-sysdep.h')
-rw-r--r-- | REORG.TODO/sysdeps/generic/malloc-sysdep.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/generic/malloc-sysdep.h b/REORG.TODO/sysdeps/generic/malloc-sysdep.h new file mode 100644 index 0000000000..ece389d27e --- /dev/null +++ b/REORG.TODO/sysdeps/generic/malloc-sysdep.h @@ -0,0 +1,28 @@ +/* System-specific malloc support functions. Generic version. + Copyright (C) 2012-2017 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; +} |