1  /* Test of <wctype.h> substitute.
       2     Copyright (C) 2007-2022 Free Software Foundation, Inc.
       3  
       4     This program is free software: you can redistribute it and/or modify
       5     it under the terms of the GNU General Public License as published by
       6     the Free Software Foundation, either version 3 of the License, or
       7     (at your option) any later version.
       8  
       9     This program is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12     GNU General Public License for more details.
      13  
      14     You should have received a copy of the GNU General Public License
      15     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      16  
      17  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
      18  
      19  #include <config.h>
      20  
      21  #include <wctype.h>
      22  
      23  #include "macros.h"
      24  
      25  /* Check that the type wint_t is defined.  */
      26  wint_t a = 'x';
      27  /* Check that WEOF is defined.  */
      28  wint_t e = WEOF;
      29  
      30  /* Check that the type wctype_t is defined.  */
      31  wctype_t p;
      32  
      33  /* Check that the type wctrans_t is defined.  */
      34  wctrans_t q;
      35  
      36  int
      37  main (void)
      38  {
      39    /* Check that the isw* functions exist as functions or as macros.  */
      40    (void) iswalnum (0);
      41    (void) iswalpha (0);
      42    (void) iswcntrl (0);
      43    (void) iswdigit (0);
      44    (void) iswgraph (0);
      45    (void) iswlower (0);
      46    (void) iswprint (0);
      47    (void) iswpunct (0);
      48    (void) iswspace (0);
      49    (void) iswupper (0);
      50    (void) iswxdigit (0);
      51  
      52    /* Check that the isw* functions map WEOF to 0.  */
      53    ASSERT (!iswalnum (e));
      54    ASSERT (!iswalpha (e));
      55    ASSERT (!iswcntrl (e));
      56    ASSERT (!iswdigit (e));
      57    ASSERT (!iswgraph (e));
      58    ASSERT (!iswlower (e));
      59    ASSERT (!iswprint (e));
      60    ASSERT (!iswpunct (e));
      61    ASSERT (!iswspace (e));
      62    ASSERT (!iswupper (e));
      63    ASSERT (!iswxdigit (e));
      64  
      65    /* Check that the tow* functions exist as functions or as macros.  */
      66    (void) towlower (0);
      67    (void) towupper (0);
      68  
      69    /* Check that the tow* functions map WEOF to WEOF.  */
      70    ASSERT (towlower (e) == e);
      71    ASSERT (towupper (e) == e);
      72  
      73    return 0;
      74  }