extern int option(int,char**);
extern void usage();
extern int printf(char*,...);

extern int help;
extern char* outfile;
extern char* infile;

void
breakp(void *ret, void *env)
{
    return;
}

int
main(int argc,char **argv)
{
    if(option(argc,argv)){
	printf("Invalid option\n");
	usage();
	return 1;
    }
    if(help){
	usage();
	return 0;
    }
    if(infile){
	printf("infile: %s\n", infile);
    } else{
	printf("Invalid usage\n");
	usage();
	return 1;
    }
    if(outfile){
	printf("outfile: %s\n", outfile);
    }
    return 0;
}