#include <string.h>
#include <grass/gis.h>
#include <grass/gprojects.h>
#include "local_proto.h"

int ask_datum(char *datum, char *ellps, char *params)
{
    int answer;
    
    answer = G_ask_datum_name(datum, ellps);
    if (answer > 0)
    {
        char *pparams;
        answer = GPJ_ask_datum_params(datum, &pparams);

        if(answer > 0)
	{
	    strcpy(params, pparams);
	    G_free( pparams );
            return 1;
	}
       
        else
            return -1;
    }
    else
        return -1;


}


