*+
*  Name:
*     MSG_CMN

*  Purpose:
*     Define Message System global variables

*  Language:
*     Starlink Fortran 77

*  Type of module:
*     Global variables include file.

*  Description:
*     Define the common blocks holding the Message Reporting System 
*     informational filtering level and other tuning parameters.

*  Authors:
*     PCTR: P.C.T. Rees (STARLINK)
*     AJC: A.J.Chipperfield (STARLINK)
*     {enter_new_authors_here}

*  History:
*     16-JAN-1991 (PCTR):
*        Original version.
*     20-JUL-1999 (AJC)
*        Add wrap and stream parameters
*     {enter_further_changes_here}

*-

*  Common Blocks:
      INTEGER MSGINF                    ! Informational filtering level
      INTEGER MSGWSZ                    ! Line size for wrapping
      LOGICAL MSGSTM                    ! Whether MSG tuning is STREAM

      COMMON / MSGCM1 / MSGINF
      COMMON / MSGCM2 / MSGWSZ, MSGSTM

*.
