* gcc-interface/trans.c (Subprogram_Body_to_gnu): Pop the stack of

[pf3gnuchains/gcc-fork.git] / gcc / ada / prj-pars.ads

diff --git a/gcc/ada/prj-pars.ads b/gcc/ada/prj-pars.ads
index 01caff9..23f3347 100644 (file)
--- a/gcc/ada/prj-pars.ads
+++ b/gcc/ada/prj-pars.ads
@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 S p e c                                  --
 --                                                                          --
---          Copyright (C) 2000-2009, Free Software Foundation, Inc.         --
+--          Copyright (C) 2000-2011, Free Software Foundation, Inc.         --
 --                                                                          --
 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -25,6 +25,8 @@
 
 --  General wrapper for the parsing of project files
 
+with Prj.Tree;
+
 package Prj.Pars is
 
    procedure Set_Verbosity (To : Verbosity);
@@ -34,22 +36,24 @@ package Prj.Pars is
      (In_Tree           : Project_Tree_Ref;
       Project           : out Project_Id;
       Project_File_Name : String;
-      Packages_To_Check : String_List_Access := All_Packages;
-      Flags             : Processing_Flags;
-      Reset_Tree        : Boolean := True);
+      Packages_To_Check : String_List_Access;
+      Reset_Tree        : Boolean := True;
+      In_Node_Tree      : Prj.Tree.Project_Node_Tree_Ref := null;
+      Env               : in out Prj.Tree.Environment);
    --  Parse and process a project files and all its imported project files, in
    --  the project tree In_Tree.
+   --
    --  All the project files are parsed (through Prj.Tree) to create a tree in
    --  memory. That tree is then processed (through Prj.Proc) to create a
-   --  expanded representation of the tree based on the current scenario
-   --  variables. This function is only a convenient wrapper over other
+   --  expanded representation of the tree based on the current external
+   --  references. This function is only a convenient wrapper over other
    --  services provided in the Prj.* package hierarchy.
    --
    --  If parsing is successful, Project is the project ID of the root project
    --  file; otherwise, Project_Id is set to No_Project. Project_Node_Tree is
    --  set to the tree (unprocessed) representation of the project file. This
    --  tree is permanently correct, whereas Project will need to be recomputed
-   --  if the scenario variables change.
+   --  if the external references change.
    --
    --  Packages_To_Check indicates the packages where any unknown attribute
    --  produces an error. For other packages, an unknown attribute produces a
@@ -57,5 +61,9 @@ package Prj.Pars is
    --
    --  When Reset_Tree is True, all the project data are removed from the
    --  project table before processing.
+   --
+   --  In_Node_Tree (if given) must have been Initialized. The main reason to
+   --  pass an existing tree, is to pass the external references that will then
+   --  be used to process the tree.
 
 end Prj.Pars;