string/tst-strxfrm.c

   1 /* Based on a test case by Paul Eggert.  */
   2 #include <locale.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6
   7
   8 char const string[] = "";
   9
  10
  11 static int
  12 test (const char *locale)
  13 {
  14   size_t bufsize;
  15   size_t r;
  16   size_t l;
  17   char *buf;
  18   locale_t loc;
  19   int result = 0;
  20
  21   if (setlocale (LC_COLLATE, locale) == NULL)
  22     {
  23       printf ("cannot set locale \"%s\"\n", locale);
  24       return 1;
  25     }
  26   bufsize = strxfrm (NULL, string, 0) + 1;
  27   buf = malloc (bufsize);
  28   if (buf == NULL)
  29     {
  30       printf ("cannot allocate %zd bytes\n", bufsize);
  31       return 1;
  32     }
  33   r = strxfrm (buf, string, bufsize);
  34   l = strlen (buf);
  35   if (r != l)
  36     {
  37        printf ("locale \"%s\": strxfrm returned %zu, strlen returned %zu\n",
  38                locale, r, l);
  39        result = 1;
  40     }
  41
  42   loc = newlocale (1 << LC_ALL, locale, NULL);
  43
  44   r = strxfrm_l (buf, string, bufsize, loc);
  45   l = strlen (buf);
  46   if (r != l)
  47     {
  48        printf ("locale \"%s\": strxfrm_l returned %zu, strlen returned %zu\n",
  49                locale, r, l);
  50        result = 1;
  51     }
  52
  53   freelocale (loc);
  54
  55   free (buf);
  56
  57   return result;
  58 }
  59
  60
  61 int
  62 main (void)
  63 {
  64   int result = 0;
  65
  66   result |= test ("C");
  67   result |= test ("en_US.ISO-8859-1");
  68   result |= test ("de_DE.UTF-8");
  69
  70   return result;
  71 }