1  #include <ctype.h>
       2  #include <locale.h>
       3  #include <stdio.h>
       4  #include <wctype.h>
       5  
       6  
       7  static int
       8  do_test (void)
       9  {
      10    const char *loc = "de_DE.ISO-8859-1";
      11    if (setlocale (LC_ALL, loc) == NULL)
      12      {
      13        printf ("cannot set %s locale\n", loc);
      14        return 1;
      15      }
      16    printf ("selected locale %s\n", loc);
      17  
      18    wint_t win = 0xe4;
      19    wint_t wex = 0xc4;
      20    wint_t wch = towupper (win);
      21    if (wch != wex)
      22      {
      23        printf ("towupper(%x) = %x, expected %x\n", win, wch, wex);
      24        return 1;
      25      }
      26    wch = toupper (win);
      27    if (wch != wex)
      28      {
      29        printf ("toupper(%x) = %x, expected %x\n", win, wch, wex);
      30        return 1;
      31      }
      32  
      33    win = 0x69;
      34    wex = 0x49;
      35    wch = towupper (win);
      36    if (wch != wex)
      37      {
      38        printf ("towupper(%x) = %x, expected %x\n", win, wch, wex);
      39        return 1;
      40      }
      41    wch = toupper (win);
      42    if (wch != wex)
      43      {
      44        printf ("toupper(%x) = %x, expected %x\n", win, wch, wex);
      45        return 1;
      46      }
      47  
      48    loc = "tr_TR.ISO-8859-9";
      49    if (setlocale (LC_ALL, loc) == NULL)
      50      {
      51        printf ("cannot set %s locale\n", loc);
      52        return 1;
      53      }
      54    printf ("selected locale %s\n", loc);
      55  
      56    win = 0x69;
      57    wex = 0x130;
      58    wch = towupper (win);
      59    if (wch != wex)
      60      {
      61        printf ("towupper(%x) = %x, expected %x\n", win, wch, wex);
      62        return 1;
      63      }
      64    wch = toupper (win);
      65    wex = 0xdd;
      66    if (wch != wex)
      67      {
      68        printf ("toupper(%x) = %x, expected %x\n", win, wch, wex);
      69        return 1;
      70      }
      71  
      72    return 0;
      73  }
      74  
      75  #define TEST_FUNCTION do_test ()
      76  #include "../test-skeleton.c"