libcxx/include/cctype

// -*- 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
//
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP_CCTYPE
#define _LIBCPP_CCTYPE

/*
    cctype synopsis

namespace std
{

int isalnum(int c);
int isalpha(int c);
int isblank(int c);  // C99
int iscntrl(int c);
int isdigit(int c);
int isgraph(int c);
int islower(int c);
int isprint(int c);
int ispunct(int c);
int isspace(int c);
int isupper(int c);
int isxdigit(int c);
int tolower(int c);
int toupper(int c);

}  // std
*/

#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
#  include <__cxx03/cctype>
#else
#  include <__config>

#  if __has_include(<ctype.h>)
#    include <ctype.h>
#    ifdef _LIBCPP_CTYPE_H
#      error "If libc++ starts defining <ctype.h>, the __has_include check should move to libc++'s <ctype.h>"
#    endif
#  endif

#  if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#    pragma GCC system_header
#  endif

_LIBCPP_BEGIN_NAMESPACE_STD

using ::isalnum _LIBCPP_USING_IF_EXISTS;
using ::isalpha _LIBCPP_USING_IF_EXISTS;
using ::isblank _LIBCPP_USING_IF_EXISTS;
using ::iscntrl _LIBCPP_USING_IF_EXISTS;
using ::isdigit _LIBCPP_USING_IF_EXISTS;
using ::isgraph _LIBCPP_USING_IF_EXISTS;
using ::islower _LIBCPP_USING_IF_EXISTS;
using ::isprint _LIBCPP_USING_IF_EXISTS;
using ::ispunct _LIBCPP_USING_IF_EXISTS;
using ::isspace _LIBCPP_USING_IF_EXISTS;
using ::isupper _LIBCPP_USING_IF_EXISTS;
using ::isxdigit _LIBCPP_USING_IF_EXISTS;
using ::tolower _LIBCPP_USING_IF_EXISTS;
using ::toupper _LIBCPP_USING_IF_EXISTS;

_LIBCPP_END_NAMESPACE_STD
#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)

#endif // _LIBCPP_CCTYPE