usr/src/cmd/sendmail/db/log/log_compare.c

   1 /*-
   2  * See the file LICENSE for redistribution information.
   3  *
   4  * Copyright (c) 1996, 1997
   5  *      Sleepycat Software.  All rights reserved.
   6  */
   7 /*
   8  * Copyright (c) 1998 by Sun Microsystems, Inc.
   9  * All rights reserved.
  10  */
  11
  12 #include "config.h"
  13
  14 #pragma ident   "%Z%%M% %I%     %E% SMI"
  15
  16 #ifndef lint
  17 static const char sccsid[] = "@(#)log_compare.c 10.2 (Sleepycat) 6/21/97";
  18 static const char sccsi2[] = "%W% (Sun) %G%";
  19 #endif /* not lint */
  20
  21 #ifndef NO_SYSTEM_INCLUDES
  22 #include <sys/types.h>
  23 #endif
  24
  25 #include "db_int.h"
  26
  27 /*
  28  * log_compare --
  29  *      Compare two LSN's.
  30  */
  31 int
  32 log_compare(lsn0, lsn1)
  33         const DB_LSN *lsn0, *lsn1;
  34 {
  35         if (lsn0->file != lsn1->file)
  36                 return (lsn0->file < lsn1->file ? -1 : 1);
  37
  38         if (lsn0->offset != lsn1->offset)
  39                 return (lsn0->offset < lsn1->offset ? -1 : 1);
  40
  41         return (0);
  42 }