glibc/stdlib/getentropy.c

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/* Stub for getentropy.
Copyright (C) 2016-2017 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 <sys/random.h>
#include <errno.h>
/* Write LENGTH bytes of randomness starting at BUFFER. Return 0 on
success and -1 on failure. */
ssize_t
getentropy (void *buffer, size_t length)
{
__set_errno (ENOSYS);
return -1;
}
stub_warning (getentropy)