/* Based on a test case by Paul Eggert.  */

#include <locale.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

char const string[] = "";

static int

test (const char *locale)

{

  size_t bufsize;

  size_t r;

  size_t l;

  char *buf;

  locale_t loc;

  int result = 0;

  if (setlocale (LC_COLLATE, locale) == NULL)

    {

      printf ("cannot set locale \"%s\"\n", locale);

      return 1;

    }

  bufsize = strxfrm (NULL, string, 0) + 1;

  buf = malloc (bufsize);

  if (buf == NULL)

    {

      printf ("cannot allocate %zd bytes\n", bufsize);

      return 1;

    }

  r = strxfrm (buf, string, bufsize);

  l = strlen (buf);

  if (r != l)

    {

       printf ("locale \"%s\": strxfrm returned %zu, strlen returned %zu\n",

	       locale, r, l);

       result = 1;

    }

  loc = newlocale (1 << LC_ALL, locale, NULL);

  r = strxfrm_l (buf, string, bufsize, loc);

  l = strlen (buf);

  if (r != l)

    {

       printf ("locale \"%s\": strxfrm_l returned %zu, strlen returned %zu\n",

	       locale, r, l);

       result = 1;

    }

  freelocale (loc);

  free (buf);

  return result;

}

int

do_test (void)

{

  int result = 0;

  result |= test ("C");

  result |= test ("en_US.ISO-8859-1");

  result |= test ("de_DE.UTF-8");

  return result;

}

#include <support/test-driver.c>