wcsmbs/tst-wcrtomb.c

   1 /* Copyright (C) 2000 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <locale.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <wchar.h>
  25
  26
  27 static int check_ascii (const char *locname);
  28
  29
  30 int
  31 main (void)
  32 {
  33   int result = 0;
  34
  35   /* Check mapping of ASCII range for some character sets which have
  36      ASCII as a subset.  For those the wide char generated must have
  37      the same value.  */
  38   setlocale (LC_ALL, "C");
  39   result |= check_ascii (setlocale (LC_ALL, NULL));
  40
  41   setlocale (LC_ALL, "de_DE.UTF-8");
  42   result |= check_ascii (setlocale (LC_ALL, NULL));
  43
  44   setlocale (LC_ALL, "ja_JP.EUC-JP");
  45   result |= check_ascii (setlocale (LC_ALL, NULL));
  46
  47   return result;
  48 }
  49
  50
  51 static int
  52 check_ascii (const char *locname)
  53 {
  54   wchar_t wc;
  55   int res = 0;
  56
  57   printf ("Testing locale \"%s\":\n", locname);
  58
  59   for (wc = 0; wc <= 127; ++wc)
  60     {
  61       char buf[2 * MB_CUR_MAX];
  62       mbstate_t s;
  63       size_t n;
  64
  65       memset (buf, '\xff', sizeof (buf));
  66       memset (&s, '\0', sizeof (s));
  67
  68       n = wcrtomb (buf, wc, &s);
  69       if (n == (size_t) -1)
  70         {
  71           printf ("%s: '\\x%x': encoding error\n", locname, (int) wc);
  72           ++res;
  73         }
  74       else if (n == 0)
  75         {
  76           printf ("%s: '\\x%x': 0 returned\n", locname, (int) wc);
  77           ++res;
  78         }
  79       else if (n != 1)
  80         {
  81           printf ("%s: '\\x%x': not 1 returned\n", locname, (int) wc);
  82           ++res;
  83         }
  84       else if (wc != (wchar_t) buf[0])
  85         {
  86           printf ("%s: L'\\x%x': buf[0] != '\\x%x'\n", locname, (int) wc,
  87                   (int) wc);
  88           ++res;
  89         }
  90     }
  91
  92   printf (res == 1 ? "%d error\n" : "%d errors\n", res);
  93
  94   return res != 0;
  95 }