1//===-- Implementation of atol --------------------------------------------===//
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/atol.h"
10#include "src/__support/common.h"
11#include "src/__support/libc_errno.h"
12#include "src/__support/macros/config.h"
13#include "src/__support/str_to_integer.h"
14
15namespace LIBC_NAMESPACE_DECL {
16
17LLVM_LIBC_FUNCTION(long, atol, (const char *str)) {
18 auto result = internal::strtointeger<long>(str, 10);
19 if (result.has_error())
20 libc_errno = result.error;
21
22 return result;
23}
24
25} // namespace LIBC_NAMESPACE_DECL
26

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