1//===-- Shared utility for rand -------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "src/stdlib/rand_util.h"
10#include "src/__support/CPP/atomic.h"
11#include "src/__support/macros/attributes.h"
12#include "src/__support/macros/config.h"
13
14namespace LIBC_NAMESPACE_DECL {
15
16// C standard 7.10p2: If 'rand' is called before 'srand' it is to
17// proceed as if the 'srand' function was called with a value of '1'.
18cpp::Atomic<unsigned long> rand_next = 1;
19
20} // namespace LIBC_NAMESPACE_DECL
21

source code of libc/src/stdlib/rand_util.cpp