sp_dba_vdevno.sql

>>Script Language and Platform: Sybase Transact SQL
This stored procedure displays used vdevno & shows the first free vdevno.

Author: jflebon

use sybsystemprocs

go

if exists (select name from sybsystemprocs..sysobjects

  where name=”sp_dba_vdevno” and type=”P”)

   begin

        drop procedure sp_dba_vdevno

   end

go
create procedure sp_dba_vdevno

as

/*
 *@(#) Author   : JF LEBON

 *@(#) Version  : 1.1

 *@(#) Date     : 31/05/2003

 *@(#) Syntax   : exec sp_dba_vdevno

 *@(#) Comments : Display used vdevno & show first free vdevno

 *@(#) Changes  :
 */
set nocount on
— Few variables…

declare @msg varchar(255), @firstfreevdevno int
— Nobody but SA !

if suser_id() !=1

begin

        select @msg = “WARNING : You must be SA to execute this procedure.”

        print @msg

        return (1)

end
— Never use it inside a transaction !

if @@trancount > 0

begin

        print “WARNING : You CANNOT use this procedure inside a transaction.”

        return (1)

end
— Enjoy your flight !

select ‘vdevno’ = low/power(2,24), ‘device_name’ = name, status

from master..sysdevices where cntrltype = 0 order by ‘vdevno’

print ”
select @firstfreevdevno = max(low/power(2,24)) +1

from master..sysdevices where cntrltype = 0
select  ‘DEVICES’ = ‘======>’, ‘Config Value’ = a.value, ‘Run Value’ = b.value,

‘First Free vdevno’ = @firstfreevdevno

from master..sysconfigures a,  master..syscurconfigs b

where a.config = b.config and a.name = “number of devices”

go

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