28 lines · cpp
1//===-- Implementation of wmemchr -----------------------------------------===//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/wchar/wmemchr.h"10 11#include "hdr/types/size_t.h"12#include "hdr/types/wchar_t.h"13#include "src/__support/common.h"14#include "src/__support/macros/config.h"15 16namespace LIBC_NAMESPACE_DECL {17 18LLVM_LIBC_FUNCTION(const wchar_t *, wmemchr,19 (const wchar_t *s, wchar_t c, size_t n)) {20 size_t i = 0;21 for (; i < n; ++i)22 if (s[i] == c)23 return (s + i);24 return nullptr;25}26 27} // namespace LIBC_NAMESPACE_DECL28