1 files changed, 88 insertions, 0 deletions
diff --git a/libcxx/modules/std/cwchar.cppm b/libcxx/modules/std/cwchar.cppm
new file mode 100644
index 000000000000..9be68a83e4bb
--- /dev/null
+++ b/libcxx/modules/std/cwchar.cppm
@@ -0,0 +1,88 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+module;
+#include <__config>
+#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
+#  include <cwchar>
+#endif
+
+export module std:cwchar;
+#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
+export namespace std {
+  using std::mbstate_t;
+  using std::size_t;
+  using std::wint_t;
+
+  using std::tm;
+
+  using std::btowc;
+  using std::fgetwc;
+  using std::fgetws;
+  using std::fputwc;
+  using std::fputws;
+  using std::fwide;
+  using std::fwprintf;
+  using std::fwscanf;
+  using std::getwc;
+  using std::getwchar;
+  using std::putwc;
+  using std::putwchar;
+  using std::swprintf;
+  using std::swscanf;
+  using std::ungetwc;
+  using std::vfwprintf;
+  using std::vfwscanf;
+  using std::vswprintf;
+  using std::vswscanf;
+  using std::vwprintf;
+  using std::vwscanf;
+  using std::wcscat;
+  using std::wcschr;
+  using std::wcscmp;
+  using std::wcscoll;
+  using std::wcscpy;
+  using std::wcscspn;
+  using std::wcsftime;
+  using std::wcslen;
+  using std::wcsncat;
+  using std::wcsncmp;
+  using std::wcsncpy;
+  using std::wcspbrk;
+  using std::wcsrchr;
+  using std::wcsspn;
+  using std::wcsstr;
+  using std::wcstod;
+  using std::wcstof;
+  using std::wcstok;
+  using std::wcstol;
+  using std::wcstold;
+  using std::wcstoll;
+  using std::wcstoul;
+  using std::wcstoull;
+  using std::wcsxfrm;
+  using std::wctob;
+  using std::wmemchr;
+  using std::wmemcmp;
+  using std::wmemcpy;
+  using std::wmemmove;
+  using std::wmemset;
+  using std::wprintf;
+  using std::wscanf;
+
+  // [c.mb.wcs], multibyte / wide string and character conversion functions
+  using std::mbrlen;
+  using std::mbrtowc;
+  using std::mbsinit;
+  using std::mbsrtowcs;
+  using std::wcrtomb;
+  using std::wcsrtombs;
+
+} // namespace std
+#endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS