upstream/emscripten/system/lib/llvm-libc/src/wchar/wcschr.cpp

//===-- Implementation of wcschr ------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "src/wchar/wcschr.h"

#include "hdr/types/wchar_t.h"
#include "src/__support/common.h"
#include "src/__support/macros/config.h"

namespace LIBC_NAMESPACE_DECL {

LLVM_LIBC_FUNCTION(const wchar_t *, wcschr, (const wchar_t *s, wchar_t c)) {
  for (; *s && *s != c; ++s)
    ;
  if (*s == c)
    return s;
  return nullptr;
}

} // namespace LIBC_NAMESPACE_DECL