xref: /llvm-project/libc/src/ctype/ispunct.cpp (revision 856dadb33c38f4e3be592f11c3d67e7337e288c7)
1 //===-- Implementation of ispunct------------------------------------------===//
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/ctype/ispunct.h"
10 
11 #include "src/__support/common.h"
12 #include "src/__support/ctype_utils.h"
13 #include "src/__support/macros/config.h"
14 
15 namespace LIBC_NAMESPACE_DECL {
16 
17 LLVM_LIBC_FUNCTION(int, ispunct, (int c)) {
18   const unsigned ch = static_cast<unsigned>(c);
19   return static_cast<int>(!internal::isalnum(ch) && internal::isgraph(ch));
20 }
21 
22 } // namespace LIBC_NAMESPACE_DECL
23