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/str_to_integer.h"
12#include "src/errno/libc_errno.h"
13
14namespace LIBC_NAMESPACE {
15
16LLVM_LIBC_FUNCTION(long, atol, (const char *str)) {
17 auto result = internal::strtointeger<long>(src: str, base: 10);
18 if (result.has_error())
19 libc_errno = result.error;
20
21 return result;
22}
23
24} // namespace LIBC_NAMESPACE
25

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