libc/src/wchar/wctob.cpp

   1 //===-- Implementation of wctob -------------------------------------------===//
   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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/wchar/wctob.h"
  10 #include "src/__support/common.h"
  11 #include "src/__support/macros/config.h"
  12 #include "src/__support/wctype_utils.h"
  13
  14 #include "hdr/stdio_macros.h" // for EOF.
  15 #include "hdr/types/wint_t.h"
  16
  17 namespace LIBC_NAMESPACE_DECL {
  18
  19 LLVM_LIBC_FUNCTION(int, wctob, (wint_t c)) {
  20   auto result = internal::wctob(c);
  21   if (result.has_value()) {
  22     return result.value();
  23   } else {
  24     return EOF;
  25   }
  26 }
  27
  28 } // namespace LIBC_NAMESPACE_DECL