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1 281 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                         GNAT COMPILER COMPONENTS                         --
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--                                                                          --
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--                               T R E E P R                                --
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--                                                                          --
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--                                 S p e c                                  --
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--                                                                          --
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--          Copyright (C) 1992-2007, Free Software Foundation, Inc.         --
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--                                                                          --
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-- GNAT is free software;  you can  redistribute it  and/or modify it under --
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-- terms of the  GNU General Public License as published  by the Free Soft- --
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-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
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-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
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-- for  more details.  You should have  received  a copy of the GNU General --
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-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license.          --
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--                                                                          --
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-- GNAT was originally developed  by the GNAT team at  New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc.      --
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--                                                                          --
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------------------------------------------------------------------------------
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with Types; use Types;
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package Treepr is
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--  This package provides printing routines for the abstract syntax tree
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--  These routines are intended only for debugging use.
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   procedure Tree_Dump;
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   --  This routine is called from the GNAT main program to dump trees as
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   --  requested by debug options (including tree of Standard if requested).
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   procedure Print_Tree_Node (N : Node_Id; Label : String := "");
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   --  Prints a single tree node, without printing descendants. The Label
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   --  string is used to preface each line of the printed output.
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   procedure Print_Tree_List (L : List_Id);
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   --  Prints a single node list, without printing the descendants of any
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   --  of the nodes in the list
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   procedure Print_Tree_Elist (E : Elist_Id);
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   --  Prints a single node list, without printing the descendants of any
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   --  of the nodes in the list
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   procedure Print_Node_Subtree (N : Node_Id);
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   --  Prints the subtree routed at a specified tree node, including all
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   --  referenced descendants.
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   procedure Print_List_Subtree (L : List_Id);
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   --  Prints the subtree consisting of the given node list and all its
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   --  referenced descendants.
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   procedure Print_Elist_Subtree (E : Elist_Id);
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   --  Prints the subtree consisting of the given element list and all its
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   --  referenced descendants.
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   procedure pe (E : Elist_Id);
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   pragma Export (Ada, pe);
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   --  Debugging procedure (to be called within gdb), same as Print_Tree_Elist
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   procedure pl (L : Int);
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   pragma Export (Ada, pl);
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   --  Debugging procedure (to be called within gdb), same as Print_Tree_List,
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   --  except that you can use e.g. 66 instead of -99999966. In other words
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   --  for the positive case we fill out to 8 digits on the left and add a
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   --  minus sign. This just saves some typing in the debugger.
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   procedure pn (N : Node_Id);
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   pragma Export (Ada, pn);
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   --  Debugging procedure (to be called within gdb)
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   --  same as Print_Tree_Node with Label = ""
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   procedure pt (N : Node_Id);
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   pragma Export (Ada, pt);
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   --  Debugging procedure (to be called within gdb)
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   --  same as Print_Node_Subtree
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end Treepr;

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