#include <stdio.h>
#include <stdlib.h>
#include <locale.h>

int
main(int argc, char *argv[])
{
    if (argc != 2) {
	fprintf(stderr, "Usage: %s locale-name\n", argv[0]);
    }

    if (!setlocale(LC_ALL, argv[1])) {
	fprintf(stderr, "Invalid locale: %s\n", argv[1]);
	exit(1);
    }

    exit(0);
}