Index: mttroot/mtt/bin/trans/m/subs_arg.m
==================================================================
--- mttroot/mtt/bin/trans/m/subs_arg.m
+++ mttroot/mtt/bin/trans/m/subs_arg.m
@@ -15,10 +15,13 @@
 % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % %% Version control history
 % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % %% $Id$
 % %% $Log$
+% %% Revision 1.3  1996/12/07  18:19:39  peterg
+% %% Replaces null argument by a default and tells user.
+% %%
 % %% Revision 1.2  1996/12/04 21:47:41  peterg
 % %% Skips main loop when arg is null.
 % %%
 % %% Revision 1.1  1996/12/04 21:46:52  peterg
 % %% Initial revision
@@ -50,14 +53,16 @@
 	end;
 	args_count = args_count+1;
 	ch = str2ch(args,args_count);
       end;
       arg_out = args2arg(Args,i);
+      
       % Test for empty argument -- replace by default and tell user
+      format = 'Argument %1.0f of component %s(%s) of system %s is undefined - \n replacing by %s';
       if strcmp(arg_out,'')
-	info = sprintf("Argument %1.0f of component %s(%s) of system %s is undefined - \n...
-	    replacing by %s", i, comp_name, comp_type, full_name, default);
+	info = sprintf(format, ...
+	    i, comp_name, comp_type, full_name, default);
 	mtt_info(info,infofile);
 	arg_out = default;
       end;
  
       args_out = [args_out, arg_out];