31 lines · cpp
1//===-- Implementation of strtoumax ---------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/inttypes/strtoumax.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(uintmax_t, strtoumax,18 (const char *__restrict str, char **__restrict str_end,19 int base)) {20 auto result = internal::strtointeger<uintmax_t>(str, base);21 if (result.has_error())22 libc_errno = result.error;23 24 if (str_end != nullptr)25 *str_end = const_cast<char *>(str + result.parsed_len);26 27 return result;28}29 30} // namespace LIBC_NAMESPACE_DECL31