Index: mttroot/mtt/bin/mtt
==================================================================
--- mttroot/mtt/bin/mtt
+++ mttroot/mtt/bin/mtt
@@ -12,10 +12,13 @@
 ###############################################################
 ## Version control history
 ###############################################################
 ## $Header$
 ## $Log$
+## Revision 1.122  1998/02/06 15:02:26  peterg
+## New default sspar -- sets all states to zero.
+##
 ## Revision 1.121  1998/02/06 14:36:51  peterg
 ## Report on copying back from MTT_work
 ##
 ## Revision 1.120  1998/02/05 16:06:53  peterg
 ## Removed debugging lines.
@@ -758,14 +761,21 @@
 # Tidy mode - operate in the directory MTT-work
 if [ "$tidy" = "tidy" ]; then
    mkdir -p MTT_work
    cp -u  *_*.* MTT_work 2>/dev/null
    cd MTT_work
-   Directory=$directory/MTT_work
-     mtt -u -q  $mtt_switches -S $Directory  $1 $2 $3 $4
+   
+   if [ -z "$directory" ]; then
+     Directory=''
+   else
+     Directory=$directory/MTT_work
+   fi
+
+     mtt -u -q  $mtt_switches -S "$Directory"  $1 $2 $3 $4
+
    if [ "$3" != "view" ]; then
-     echo Copying "  " $1_$2.$3
+     echo Copying " " $1_$2.$3
      cp -f $1_$2.$3 ..
    fi
 
    # Remove the MTT_work directory if very tidy
    if [ "$verytidy" = "verytidy" ]; then
@@ -1080,11 +1090,11 @@
 	echo 'END;'; \
         )> $1_params.r
 
 
 #SUMMARY sspar	steady-state definition (r)
-$1_sspar.r:
+$1_sspar.r: $1_def.m
 	makesspar $1
 
 #SUMMARY rep	report (txt)
 #SUMMARY rep	report (tex)
 #SUMMARY rep	report (view)