llvm-project

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//===-- Implementation of strtoul -----------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "src/stdlib/strtoul.h"
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#include "src/__support/common.h"
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#include "src/__support/str_to_integer.h"
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#include "src/errno/libc_errno.h"
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namespace LIBC_NAMESPACE {
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LLVM_LIBC_FUNCTION(unsigned long, strtoul,
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                   (const char *__restrict str, char **__restrict str_end,
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                    int base)) {
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  auto result = internal::strtointeger<unsigned long>(str, base);
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  if (result.has_error())
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    libc_errno = result.error;
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  if (str_end != nullptr)
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    *str_end = const_cast<char *>(str + result.parsed_len);
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  return result;
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}
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} // namespace LIBC_NAMESPACE
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