<h2>Editing File: /usr/include/c++/8/cwctype</h2><form method='post'><textarea name='content' class='file-edit'>// -*- C++ -*- forwarding header.

// Copyright (C) 1997-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// &lt;http://www.gnu.org/licenses/&gt;.

/** @file include/cwctype
 *  This is a Standard C++ Library file.  You should @c \#include this file
 *  in your programs, rather than any of the @a *.h implementation files.
 *
 *  This is the C++ version of the Standard C Library header @c wctype.h,
 *  and its contents are (mostly) the same as that header, but are all
 *  contained in the namespace @c std (except for names which are defined
 *  as macros in C).
 */

//
// ISO C++ 14882: &lt;cwctype&gt;
//

#pragma GCC system_header

#include &lt;bits/c++config.h&gt;

#if _GLIBCXX_HAVE_WCTYPE_H

#if __GLIBC__ == 2 &amp;&amp; __GLIBC_MINOR__ &lt; 10
// Work around glibc BZ 9694
#include &lt;stddef.h&gt;
#endif

#include &lt;wctype.h&gt;
#endif // _GLIBCXX_HAVE_WCTYPE_H

#ifndef _GLIBCXX_CWCTYPE
#define _GLIBCXX_CWCTYPE 1

// Get rid of those macros defined in &lt;wctype.h&gt; in lieu of real functions.
#undef iswalnum
#undef iswalpha
#if _GLIBCXX_HAVE_ISWBLANK
# undef iswblank
#endif
#undef iswcntrl
#undef iswctype
#undef iswdigit
#undef iswgraph
#undef iswlower
#undef iswprint
#undef iswpunct
#undef iswspace
#undef iswupper
#undef iswxdigit
#undef towctrans
#undef towlower
#undef towupper
#undef wctrans
#undef wctype

#if _GLIBCXX_USE_WCHAR_T

namespace std
{
  using ::wctrans_t;
  using ::wctype_t;
  using ::wint_t;

  using ::iswalnum;
  using ::iswalpha;
#if _GLIBCXX_HAVE_ISWBLANK
  using ::iswblank;
#endif
  using ::iswcntrl;
  using ::iswctype;
  using ::iswdigit;
  using ::iswgraph;
  using ::iswlower;
  using ::iswprint;
  using ::iswpunct;
  using ::iswspace;
  using ::iswupper;
  using ::iswxdigit;
  using ::towctrans;
  using ::towlower;
  using ::towupper;
  using ::wctrans;
  using ::wctype;
} // namespace

#endif //_GLIBCXX_USE_WCHAR_T

#endif // _GLIBCXX_CWCTYPE
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