File mttroot/mtt/bin/trans/mtt_error artifact 92fe21cdaa part of check-in 02a0439217

#! /bin/sh

     ###################################### 
     ##### Model Transformation Tools #####
     ######################################

# Bourne shell script: mtt_error
# Does the error handing for transformations and forces error exit.
# P.J.Gawthrop  August 1996
# Copyright (c) P.J.Gawthrop, 1996

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.6  1998/03/05 10:17:41  peterg
## Cosmetic change
##
## Revision 1.5  1998/03/05 10:14:37  peterg
## Toned down the error warning message
##
## Revision 1.4  1998/02/26 10:21:51  peterg
## Revised to take account of new (??) wc output - now echos the file
## name (??)
##
## Revision 1.3  1998/02/25 21:35:00  peterg
## Put "" round if argument in case $err_length is null.
##
## Revision 1.2  1996/08/26 09:46:37  peterg
## Changed $() to ``
##
# Revision 1.1  1996/08/25  09:20:00  peter
# Initial revision
#
###############################################################

error_file=$1;

# Test for errors and print if any
err_length=`wc -c <$error_file | awk '{print $1}'`
if [ "$err_length" != "0" ]
then
  echo "INFORMATION: An MTT transformation has generated the following messages"
  echo "             (which may not be important)"
  cat $error_file
  exit 1
else
  exit 0
fi