1//===-- Implementation of strtod ------------------------------------------===//
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/strtod.h"
10#include "src/__support/common.h"
11#include "src/__support/str_to_float.h"
12#include "src/errno/libc_errno.h"
13
14namespace LIBC_NAMESPACE {
15
16LLVM_LIBC_FUNCTION(double, strtod,
17 (const char *__restrict str, char **__restrict str_end)) {
18 auto result = internal::strtofloatingpoint<double>(src: str);
19 if (result.has_error())
20 libc_errno = result.error;
21
22 if (str_end != nullptr)
23 *str_end = const_cast<char *>(str + result.parsed_len);
24
25 return result.value;
26}
27
28} // namespace LIBC_NAMESPACE
29

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