home *** CD-ROM | disk | FTP | other *** search
- /*
- * $RCSfile: setSelectBits.c,v $
- * $Revision: 1.1.1.1 $
- * $Date: 1996/05/04 21:55:28 $
- */
- /**********************************************************************
- * EXODUS Database Toolkit Software
- * Copyright (c) 1991 Computer Sciences Department, University of
- * Wisconsin -- Madison
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * THE COMPUTER SCIENCES DEPARTMENT OF THE UNIVERSITY OF WISCONSIN --
- * MADISON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION.
- * THE DEPARTMENT DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES
- * WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * The EXODUS Project Group requests users of this software to return
- * any improvements or extensions that they make to:
- *
- * EXODUS Project Group
- * c/o David J. DeWitt and Michael J. Carey
- * Computer Sciences Department
- * University of Wisconsin -- Madison
- * Madison, WI 53706
- *
- * or exodus@cs.wisc.edu
- *
- * In addition, the EXODUS Project Group requests that users grant the
- * Computer Sciences Department rights to redistribute these changes.
- **********************************************************************/
- #include "sysdefs.h"
- #include "ess.h"
- #include "checking.h"
- #include "trace.h"
- #include "error.h"
- #include "list.h"
- #include "tid.h"
- #include "io.h"
- #include "lock.h"
- #include "object.h"
- #include "msgdefs.h"
- #include "host.h"
- #include "trans.h"
- #include "bf.h"
- #include "lsn.h"
- #include "loginfo.h"
- #include "serverinfo.h"
- #include "link.h"
- #include "bitvec.h"
- #include "msg_globals.h"
- #include "sm_globals.h"
- #include "trans_globals.h"
- #include "msg_funcs.h"
-
- int
- setSelectBits (
-
- register int fd
- )
- {
-
- TRPRINT(TR_MSG, TR_LEVEL_1, ("SelectBits:%d fd:%d", SelectBits, fd));
-
- /*
- * set the maximum number of select bits
- */
- while (SelectBits <= fd) {
-
- /*
- * add another words worth
- */
- SelectBits += BITSPERWORD;
- }
- TRPRINT(TR_MSG, TR_LEVEL_2, ("SelectBits:%d", SelectBits));
-
- /*
- * check to see if the bits required goes past
- * the allocated bits
- */
- if (SelectBits > MAXBITS) {
-
- /*
- * signal error and return
- * TODO: clean this up - new error code instead of esmINTERNAL
- */
- SM_ERROR(TYPE_USER, esmINTERNAL);
- return(esmFAILURE);
-
- } else {
-
- /*
- * return success
- */
- return(esmNOERROR);
- }
- }
-