/* rpmlead: spit out the lead portion of a package */

#include "system.h"

#include <rpmlib.h>
#include "rpmlead.h"
#include "debug.h"

int main(int argc, char **argv)
{
    FD_t fdi, fdo;
    struct rpmlead lead;
    
    setprogname(argv[0]);	/* Retrofit glibc __progname */
    if (argc == 1) {
	fdi = Fopen("-", "r.ufdio");
    } else {
	fdi = Fopen(argv[1], "r.ufdio");
    }
    if (fdi == NULL || Ferror(fdi)) {
	fprintf(stderr, "%s: %s: %s\n", argv[0],
		(argc == 1 ? "<stdin>" : argv[1]), Fstrerror(fdi));
	exit(EXIT_FAILURE);
    }

    readLead(fdi, &lead);
    fdo = Fopen("-", "w.ufdio");
    writeLead(fdo, &lead);
    
    return 0;
}