--- a/src/ChangeLog	Fri Jul 28 09:40:54 2000 +0000
+++ b/src/ChangeLog	Fri Jul 28 20:53:40 2000 +0000
@@ -1,5 +1,13 @@
 2000-07-28  John W. Eaton  <jwe@bevo.che.wisc.edu>
 
+	* pt-pr-code.h (tree_print_code::curr_print_indent_level,
+	(tree_print_code::beginning_of_line): No longer static.
+	(tree_print_code::tree_print_code): Initialize them here.
+	* pt-pr-code.cc: Not here.
+
+	* pt-stmt.cc (tree_statement::eval): Set curr_statement here.
+	(tree_statement_list::eval): Not here.
+
 	Debug-on-error stuff based on a patch submitted by Paul Kienzle
 	<pkienzle@kienzle.powernet.co.uk> for 2.0.x.
 

--- a/src/error.cc	Fri Jul 28 09:40:54 2000 +0000
+++ b/src/error.cc	Fri Jul 28 20:53:40 2000 +0000
@@ -220,31 +220,43 @@
 }
 
 static void
-pr_where (void)
+pr_where (const char *name)
 {
   if (curr_statement)
     {
-      std::string fcn_name = curr_function->function_name ();
-      std::string file_name = curr_function->fcn_file_name ();
+      const char *f_nm = 0;
 
-      const char *nm
-	= file_name.empty () ? fcn_name.c_str () : file_name.c_str ();
+      if (curr_function)
+	{
+	  std::string fcn_name = curr_function->function_name ();
+	  std::string file_name = curr_function->fcn_file_name ();
+
+	  f_nm = file_name.empty () ? fcn_name.c_str () : file_name.c_str ();
+	}
 
       int l = curr_statement->line ();
       int c = curr_statement->column ();
 
-      pr_where_1 ("error: in %s near line %d, column %d:", nm, l, c);
+      if (f_nm)
+	pr_where_1 ("%s: in %s near line %d, column %d:", name, f_nm, l, c);
+      else
+	pr_where_1 ("%s: near line %d, column %d:", name, l, c);
 
-      // Oops, note that the column number may not be correct
-      // since the code is being reproduced from the parse tree.
+      // XXX FIXME XXX -- Note that the column number is probably not
+      // going to mean much here since the code is being reproduced
+      // from the parse tree, and we are only showing one statement
+      // even if there were multiple statements on the original source
+      // line.
 
       std::ostrstream output_buf;
 
-      tree_print_code tpc (output_buf, "    ");
+      output_buf << "\n";
+
+      tree_print_code tpc (output_buf, ">>> ");
 
       curr_statement->accept (tpc);
 
-      output_buf << ends;
+      output_buf << "\n" << ends;
 
       char *msg = output_buf.str ();
 
@@ -263,14 +275,14 @@
   vwarning ("warning", fmt, args);
   va_end (args);
 
+  pr_where ("warning");
+
   if ((interactive || forced_interactive)
       && Vdebug_on_warning && curr_function)
     {
       unwind_protect_bool (Vdebug_on_warning);
       Vdebug_on_warning = false;
 
-      pr_where ();
-
       do_keyboard (octave_value_list ());
 
       unwind_protect::run ();
@@ -293,7 +305,7 @@
       unwind_protect_bool (Vdebug_on_error);
       Vdebug_on_error = false;
 
-      pr_where ();
+      pr_where ("error");
 
       error_state = 0;
 

--- a/src/pt-pr-code.cc	Fri Jul 28 09:40:54 2000 +0000
+++ b/src/pt-pr-code.cc	Fri Jul 28 20:53:40 2000 +0000
@@ -1218,12 +1218,6 @@
   newline ();
 }
 
-// Current indentation.
-int tree_print_code::curr_print_indent_level = 0;
-
-// TRUE means we are at the beginning of a line.
-bool tree_print_code::beginning_of_line = true;
-
 // Each print_code() function should call this before printing
 // anything.
 //

--- a/src/pt-pr-code.h	Fri Jul 28 09:40:54 2000 +0000
+++ b/src/pt-pr-code.h	Fri Jul 28 20:53:40 2000 +0000
@@ -41,9 +41,11 @@
 {
 public:
 
-  tree_print_code (std::ostream& os_arg, const std::string& pfx = std::string (),
+  tree_print_code (std::ostream& os_arg,
+		   const std::string& pfx = std::string (),
 		   bool pr_orig_txt = true)
-    : os (os_arg), prefix (pfx), print_original_text (pr_orig_txt) { }
+    : os (os_arg), prefix (pfx), print_original_text (pr_orig_txt),
+      curr_print_indent_level (0), beginning_of_line (true) { }
 
   ~tree_print_code (void) { }
 
@@ -149,8 +151,11 @@
 
   bool print_original_text;
 
-  static int curr_print_indent_level;
-  static bool beginning_of_line;
+  // Current indentation.
+  int curr_print_indent_level;
+
+  // TRUE means we are at the beginning of a line.
+  bool beginning_of_line;
 
   void reset_indent_level (void)
     { curr_print_indent_level = 0; }

--- a/src/pt-stmt.cc	Fri Jul 28 09:40:54 2000 +0000
+++ b/src/pt-stmt.cc	Fri Jul 28 20:53:40 2000 +0000
@@ -96,6 +96,9 @@
 
   if (cmd || expr)
     {
+      unwind_protect_ptr (curr_statement);
+      curr_statement = this;
+
       maybe_echo_code (in_function_body);
 
       if (cmd)
@@ -130,6 +133,8 @@
 	  if (do_bind_ans && ! (error_state || retval.empty ()))
 	    bind_ans (retval(0), pf);
 	}
+
+      unwind_protect::run ();
     }
 
   return retval;
@@ -158,13 +163,8 @@
 	  bool silent_flag =
 	    silent ? true : (function_body ? Vsilent_functions : false);
 
-	  unwind_protect_ptr (curr_statement);
-	  curr_statement = elt;
-
 	  retval = elt->eval (silent_flag, nargout, function_body);
 
-	  unwind_protect::run ();
-
 	  if (error_state)
 	    break;