Fixed refer(1) pathname problem.

[unix-history] / usr / src / old / dbconv / dbconv.c

/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1990 The Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)dbconv.c    5.2 (Berkeley) %G%";
#endif /* not lint */

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <ndbm.h>
#include <errno.h>
#include <stdio.h>

main(argc, argv)
       int argc;
       char **argv;
{
       extern int optind;
       DB *db;
       DBM *dbm;
       DBT t_key, t_data;
       datum f_key, f_data;
       int ch, dup, rec;

       while ((ch = getopt(argc, argv, "")) != EOF)
               switch((char)ch) {
               case '?':
               default:
                       usage();
               }
       argc -= optind;
       argv += optind;

       dbm = dbm_open(*argv, O_RDONLY, 0);
       if (!dbm)
               error(*argv);
       db = dbopen(*++argv, O_CREAT|O_WRONLY, DEFFILEMODE, DB_HASH, NULL);
       if (!db)
               error(*argv);

       dup = rec = 0;
       for (f_key = dbm_firstkey(dbm); f_key.dptr; f_key = dbm_nextkey(dbm)) {
               f_data = dbm_fetch(dbm, f_key);
               t_key.data = f_key.dptr;
               t_key.size = f_key.dsize;
               t_data.data = f_data.dptr;
               t_data.size = f_data.dsize;
               switch((db->put)(db, &t_key, &t_data, R_NOOVERWRITE)) {
               case -1:
                       error(*argv);
               case 0:
                       ++rec;
                       break;
               case 1:
                       if (!dup++)
                               (void)fprintf(stderr,
                                   "dbconv: duplicate records discarded\n");
                       break;
               }
       }
       (void)(db->close)(db);
       (void)printf("%d records, %d duplicates discarded.\n", rec + dup, dup);
       exit(dup ? 1 : 0);
}

error(p)
       char *p;
{
       (void)fprintf(stderr, "dbconv: %s: %s\n", p, strerror(errno));
       exit(1);
}

usage()
{
       (void)fprintf(stderr, "usage: dbconv from to\n");
       exit(1);
}