libcxx/include/ctype.h

   1 // -*- C++ -*-
   2 //===----------------------------------------------------------------------===//
   3 //
   4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 // See https://llvm.org/LICENSE.txt for license information.
   6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #ifndef _LIBCPP_CTYPE_H
  11 #define _LIBCPP_CTYPE_H
  12
  13 /*
  14     ctype.h synopsis
  15
  16 int isalnum(int c);
  17 int isalpha(int c);
  18 int isblank(int c);  // C99
  19 int iscntrl(int c);
  20 int isdigit(int c);
  21 int isgraph(int c);
  22 int islower(int c);
  23 int isprint(int c);
  24 int ispunct(int c);
  25 int isspace(int c);
  26 int isupper(int c);
  27 int isxdigit(int c);
  28 int tolower(int c);
  29 int toupper(int c);
  30 */
  31
  32 #if defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
  33 #  include <__cxx03/ctype.h>
  34 #else
  35 #  include <__config>
  36
  37 #  if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  38 #    pragma GCC system_header
  39 #  endif
  40
  41 #  if __has_include_next(<ctype.h>)
  42 #    include_next <ctype.h>
  43 #  endif
  44
  45 #  ifdef __cplusplus
  46
  47 #    undef isalnum
  48 #    undef isalpha
  49 #    undef isblank
  50 #    undef iscntrl
  51 #    undef isdigit
  52 #    undef isgraph
  53 #    undef islower
  54 #    undef isprint
  55 #    undef ispunct
  56 #    undef isspace
  57 #    undef isupper
  58 #    undef isxdigit
  59 #    undef tolower
  60 #    undef toupper
  61
  62 #  endif
  63 #endif // defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
  64
  65 #endif // _LIBCPP_CTYPE_H