xref: /aosp_15_r20/external/llvm-libc/src/wchar/wctob.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
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
29