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   int result = 0;
  19
  20   if (setlocale (LC_COLLATE, locale) == NULL)
  21     {
  22       printf ("cannot set locale \"%s\"\n", locale);
  23       return 1;
  24     }
  25   bufsize = strxfrm (NULL, string, 0) + 1;
  26   buf = malloc (bufsize);
  27   if (buf == NULL)
  28     {
  29       printf ("cannot allocate %zd bytes\n", bufsize);
  30       return 1;
  31     }
  32   r = strxfrm (buf, string, bufsize);
  33   l = strlen (buf);
  34   if (r != l)
  35     {
  36        printf ("locale \"%s\": strxfrm returned %zu, strlen returned %zu\n",
  37                locale, r, l);
  38        result = 1;
  39     }
  40   free (buf);
  41
  42   return result;
  43 }
  44
  45
  46 int
  47 main (void)
  48 {
  49   int result = 0;
  50
  51   result |= test ("C");
  52   result |= test ("en_US.ISO-8859-1");
  53   result |= test ("de_DE.UTF-8");
  54
  55   return result;
  56 }