#include <locale.h>
#include <langinfo.h>
#include <stdio.h>
#include <string.h>

struct locale_dependent_values
{
  char numeric[100];
  char time[100];
};

int
main ()
{
  struct locale_dependent_values expected_results;
  struct locale_dependent_values results;
  locale_t mixed1;

  /* Set up a locale which is a mix between different system locales.  */
  setlocale (LC_ALL, "en_US.UTF-8");
  setlocale (LC_NUMERIC, "de_DE.UTF-8");
  setlocale (LC_TIME, "fr_FR.UTF-8");
  snprintf (expected_result.numeric, sizeof (expected_result.numeric),
            "%g", 3.5);
  /* expected_result.numeric is usually "3,5" */
  strcpy (expected_result.time, nl_langinfo (MON_1));
  /* expected_result.time is usually "janvier" */

  /* Save the locale in a locale_t object.  */
  mixed1 = duplocale (LC_GLOBAL_LOCALE);
  if (mixed1 == NULL)
    return 1;

  /* Now use the saved locale mixed1.  */
  snprintf_l (result.numeric, sizeof (result.numeric), mixed1,
              "%g", 3.5);
  /* result.numeric is usually "3,5" */
  strcpy (result.time, nl_langinfo_l (MON_1, mixed1));
  /* result.time is usually "janvier" */
  if (strcmp (results.numeric, expected_results.numeric) != 0)
    return 2;
  if (strcmp (results.time, expected_results.time) != 0)
    return 3;

  return 0;
}