#include <stdlib.h>
#include <grass/imagery.h>
#include <grass/glocale.h>
#include "signature.h"
#include "parms.h"


int write_sigfile (struct parms *parms, struct Signature *S)
{
    FILE *fd;

    fd = I_fopen_signature_file_new (parms->group, parms->subgroup, parms->sigfile);
    if (fd == NULL)
        G_fatal_error(_("Unable to create signature file [%s] for "
	            "subgroup [%s] in group [%s]."),
                    parms->sigfile, parms->subgroup, parms->group);

    G_message(_("Writing signature file [%s] ..."), parms->sigfile);
    I_write_signatures (fd, S);
    G_message(_("Done."));

    return 0;
}