/*
	show-hiscore.c -- The main function for get_highscore().
	Created on: 2008/11/28 18:40:56
	~yas/dsys/highscore/centralized/show-hiscore.c
*/

#include <stdio.h>	/* stderr, fprintf() */
#include <stdlib.h>	/* strtol() */
#include "highscore.h"

static void show_score( int top );

static void usage( char *comname ) {
	fprintf(stderr,"Usage: %% %s n\n", comname);
	exit( 1 );
}

main( int argc, char *argv[], char *envp[] ) {
    int top;
    char *name ;
	if( argc != 2 )
	    usage( argv[0] );
	top = strtol( argv[1], 0, 10);
	show_score( top );
}

static void show_score( int top ) {
    score_record_t records[HIGHSCORE_MAX_RECORDS];
    int n, i ;
    	if( top > HIGHSCORE_MAX_RECORDS ) {
	    fprintf(stderr,"Warning: top too large: %d\n",top);
	    top = HIGHSCORE_MAX_RECORDS;
	}
	n = get_highscore( records, top );
	for( i=0; i<n; i++ ) {
	    printf("%10d %s\n", records[i].score, records[i].name );
	}
}