gcc/ada/scans.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                                S C A N S                                 --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.12 $
  10 --                                                                          --
  11 --          Copyright (C) 1992-2001 Free Software Foundation, Inc.          --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
  15 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  16 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  17 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  21 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- As a special exception,  if other files  instantiate  generics from this --
  25 -- unit, or you link  this unit with other files  to produce an executable, --
  26 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  27 -- covered  by the  GNU  General  Public  License.  This exception does not --
  28 -- however invalidate  any other reasons why  the executable file  might be --
  29 -- covered by the  GNU Public License.                                      --
  30 --                                                                          --
  31 -- GNAT was originally developed  by the GNAT team at  New York University. --
  32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  33 --                                                                          --
  34 ------------------------------------------------------------------------------
  35
  36 package body Scans is
  37
  38    ------------------------
  39    -- Restore_Scan_State --
  40    ------------------------
  41
  42    procedure Restore_Scan_State (Saved_State : in Saved_Scan_State) is
  43    begin
  44       Scan_Ptr                 := Saved_State.Save_Scan_Ptr;
  45       Token                    := Saved_State.Save_Token;
  46       Token_Ptr                := Saved_State.Save_Token_Ptr;
  47       Current_Line_Start       := Saved_State.Save_Current_Line_Start;
  48       Start_Column             := Saved_State.Save_Start_Column;
  49       Checksum                 := Saved_State.Save_Checksum;
  50       First_Non_Blank_Location := Saved_State.Save_First_Non_Blank_Location;
  51       Token_Node               := Saved_State.Save_Token_Node;
  52       Token_Name               := Saved_State.Save_Token_Name;
  53       Prev_Token               := Saved_State.Save_Prev_Token;
  54       Prev_Token_Ptr           := Saved_State.Save_Prev_Token_Ptr;
  55    end Restore_Scan_State;
  56
  57    ---------------------
  58    -- Save_Scan_State --
  59    ---------------------
  60
  61    procedure Save_Scan_State (Saved_State : out Saved_Scan_State) is
  62    begin
  63       Saved_State.Save_Scan_Ptr                 := Scan_Ptr;
  64       Saved_State.Save_Token                    := Token;
  65       Saved_State.Save_Token_Ptr                := Token_Ptr;
  66       Saved_State.Save_Current_Line_Start       := Current_Line_Start;
  67       Saved_State.Save_Start_Column             := Start_Column;
  68       Saved_State.Save_Checksum                 := Checksum;
  69       Saved_State.Save_First_Non_Blank_Location := First_Non_Blank_Location;
  70       Saved_State.Save_Token_Node               := Token_Node;
  71       Saved_State.Save_Token_Name               := Token_Name;
  72       Saved_State.Save_Prev_Token               := Prev_Token;
  73       Saved_State.Save_Prev_Token_Ptr           := Prev_Token_Ptr;
  74    end Save_Scan_State;
  75
  76 end Scans;