| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- P R J . T R E E -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 2001-2003 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- -- |
| -- ware Foundation; either version 2, or (at your option) any later ver- -- |
| -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- |
| -- for more details. You should have received a copy of the GNU General -- |
| -- Public License distributed with GNAT; see file COPYING. If not, write -- |
| -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- |
| -- MA 02111-1307, USA. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This package defines the structure of the Project File tree. |
| |
| with GNAT.HTable; |
| |
| with Prj.Attr; use Prj.Attr; |
| with Prj.Com; use Prj.Com; |
| with Table; use Table; |
| with Types; use Types; |
| |
| package Prj.Tree is |
| |
| Project_Nodes_Initial : constant := 1_000; |
| Project_Nodes_Increment : constant := 100; |
| -- Allocation parameters for initializing and extending number |
| -- of nodes in table Tree_Private_Part.Project_Nodes |
| |
| Project_Node_Low_Bound : constant := 0; |
| Project_Node_High_Bound : constant := 099_999_999; |
| -- Range of values for project node id's (in practice infinite) |
| |
| type Project_Node_Id is range |
| Project_Node_Low_Bound .. Project_Node_High_Bound; |
| -- The index of table Tree_Private_Part.Project_Nodes |
| |
| Empty_Node : constant Project_Node_Id := Project_Node_Low_Bound; |
| -- Designates no node in table Project_Nodes |
| |
| First_Node_Id : constant Project_Node_Id := Project_Node_Low_Bound + 1; |
| |
| subtype Variable_Node_Id is Project_Node_Id; |
| -- Used to designate a node whose expected kind is one of |
| -- N_Typed_Variable_Declaration, N_Variable_Declaration or |
| -- N_Variable_Reference. |
| |
| subtype Package_Declaration_Id is Project_Node_Id; |
| -- Used to designate a node whose expected kind is N_Proect_Declaration |
| |
| type Project_Node_Kind is |
| (N_Project, |
| N_With_Clause, |
| N_Project_Declaration, |
| N_Declarative_Item, |
| N_Package_Declaration, |
| N_String_Type_Declaration, |
| N_Literal_String, |
| N_Attribute_Declaration, |
| N_Typed_Variable_Declaration, |
| N_Variable_Declaration, |
| N_Expression, |
| N_Term, |
| N_Literal_String_List, |
| N_Variable_Reference, |
| N_External_Value, |
| N_Attribute_Reference, |
| N_Case_Construction, |
| N_Case_Item, |
| N_Comment_Zones, |
| N_Comment); |
| -- Each node in the tree is of a Project_Node_Kind |
| -- For the signification of the fields in each node of a |
| -- Project_Node_Kind, look at package Tree_Private_Part. |
| |
| procedure Initialize; |
| -- Initialize the Project File tree: empty the Project_Nodes table |
| -- and reset the Projects_Htable. |
| |
| function Default_Project_Node |
| (Of_Kind : Project_Node_Kind; |
| And_Expr_Kind : Variable_Kind := Undefined) return Project_Node_Id; |
| -- Returns a Project_Node_Record with the specified Kind and |
| -- Expr_Kind; all the other components have default nil values. |
| |
| function Hash (N : Project_Node_Id) return Header_Num; |
| -- Used for hash tables where the key is a Project_Node_Id |
| |
| function Imported_Or_Extended_Project_Of |
| (Project : Project_Node_Id; |
| With_Name : Name_Id) return Project_Node_Id; |
| -- Return the node of a project imported or extended by project Project and |
| -- whose name is With_Name. Return Empty_Node if there is no such project. |
| |
| -------------- |
| -- Comments -- |
| -------------- |
| |
| type Comment_State is private; |
| -- A type to store the values of several global variables related to |
| -- comments. |
| |
| procedure Save (S : out Comment_State); |
| -- Save in variable S the comment state. Called before scanning a new |
| -- project file. |
| |
| procedure Restore (S : in Comment_State); |
| -- Restore the comment state to a previously saved value. Called after |
| -- scanning a project file. |
| |
| procedure Reset_State; |
| -- Set the comment state to its initial value. Called before scanning a |
| -- new project file. |
| |
| function There_Are_Unkept_Comments return Boolean; |
| -- Indicates that some of the comments in a project file could not be |
| -- stored in the parse tree. |
| |
| procedure Set_Previous_Line_Node (To : Project_Node_Id); |
| -- Indicate the node on the previous line. If there are comments |
| -- immediately following this line, then they should be associated with |
| -- this node. |
| |
| procedure Set_Previous_End_Node (To : Project_Node_Id); |
| -- Indicate that on the previous line the "end" belongs to node To. |
| -- If there are comments immediately following this "end" line, they |
| -- should be associated with this node. |
| |
| procedure Set_End_Of_Line (To : Project_Node_Id); |
| -- Indicate the node on the current line. If there is an end of line |
| -- comment, then it should be associated with this node. |
| |
| procedure Set_Next_End_Node (To : Project_Node_Id); |
| -- Put node To on the top of the end node stack. When an "end" line |
| -- is found with this node on the top of the end node stack, the comments, |
| -- if any, immediately preceding this "end" line will be associated with |
| -- this node. |
| |
| procedure Remove_Next_End_Node; |
| -- Remove the top of the end node stack. |
| |
| ------------------------ |
| -- Comment Processing -- |
| ------------------------ |
| |
| type Comment_Data is record |
| Value : Name_Id := No_Name; |
| Follows_Empty_Line : Boolean := False; |
| Is_Followed_By_Empty_Line : Boolean := False; |
| end record; |
| |
| package Comments is new Table.Table |
| (Table_Component_Type => Comment_Data, |
| Table_Index_Type => Natural, |
| Table_Low_Bound => 1, |
| Table_Initial => 10, |
| Table_Increment => 100, |
| Table_Name => "Prj.Tree.Comments"); |
| -- A table to store the comments that may be stored is the tree |
| |
| procedure Scan; |
| -- Scan the tokens and accumulate comments. |
| |
| type Comment_Location is |
| (Before, After, Before_End, After_End, End_Of_Line); |
| |
| procedure Add_Comments (To : Project_Node_Id; Where : Comment_Location); |
| -- Add comments to this node. |
| |
| ---------------------- |
| -- Access Functions -- |
| ---------------------- |
| |
| -- The following query functions are part of the abstract interface |
| -- of the Project File tree |
| |
| function Name_Of (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (Name_Of); |
| -- Valid for all non empty nodes. May return No_Name for nodes that have |
| -- no names. |
| |
| function Kind_Of (Node : Project_Node_Id) return Project_Node_Kind; |
| pragma Inline (Kind_Of); |
| -- Valid for all non empty nodes |
| |
| function Location_Of (Node : Project_Node_Id) return Source_Ptr; |
| pragma Inline (Location_Of); |
| -- Valid for all non empty nodes |
| |
| function First_Comment_After |
| (Node : Project_Node_Id) return Project_Node_Id; |
| -- Valid only for N_Comment_Zones nodes |
| |
| function First_Comment_After_End |
| (Node : Project_Node_Id) return Project_Node_Id; |
| -- Valid only for N_Comment_Zones nodes |
| |
| function First_Comment_Before |
| (Node : Project_Node_Id) return Project_Node_Id; |
| -- Valid only for N_Comment_Zones nodes |
| |
| function First_Comment_Before_End |
| (Node : Project_Node_Id) return Project_Node_Id; |
| -- Valid only for N_Comment_Zones nodes |
| |
| function Next_Comment (Node : Project_Node_Id) return Project_Node_Id; |
| -- Valid only for N_Comment nodes |
| |
| function End_Of_Line_Comment (Node : Project_Node_Id) return Name_Id; |
| -- Valid only for non empty nodes |
| |
| function Follows_Empty_Line (Node : Project_Node_Id) return Boolean; |
| -- Valid only for N_Comment nodes |
| |
| function Is_Followed_By_Empty_Line (Node : Project_Node_Id) return Boolean; |
| -- Valid only for N_Comment nodes |
| |
| function Project_File_Includes_Unkept_Comments |
| (Node : Project_Node_Id) |
| return Boolean; |
| -- Valid only for N_Project nodes |
| |
| function Directory_Of (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (Directory_Of); |
| -- Only valid for N_Project nodes. |
| |
| function Expression_Kind_Of (Node : Project_Node_Id) return Variable_Kind; |
| pragma Inline (Expression_Kind_Of); |
| -- Only valid for N_Literal_String, N_Attribute_Declaration, |
| -- N_Variable_Declaration, N_Typed_Variable_Declaration, N_Expression, |
| -- N_Term, N_Variable_Reference or N_Attribute_Reference nodes. |
| |
| function Is_Extending_All (Node : Project_Node_Id) return Boolean; |
| pragma Inline (Is_Extending_All); |
| -- Only valid for N_Project |
| |
| function First_Variable_Of |
| (Node : Project_Node_Id) return Variable_Node_Id; |
| pragma Inline (First_Variable_Of); |
| -- Only valid for N_Project or N_Package_Declaration nodes |
| |
| function First_Package_Of |
| (Node : Project_Node_Id) return Package_Declaration_Id; |
| pragma Inline (First_Package_Of); |
| -- Only valid for N_Project nodes |
| |
| function Package_Id_Of (Node : Project_Node_Id) return Package_Node_Id; |
| pragma Inline (Package_Id_Of); |
| -- Only valid for N_Package_Declaration nodes |
| |
| function Path_Name_Of (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (Path_Name_Of); |
| -- Only valid for N_Project and N_With_Clause nodes. |
| |
| function String_Value_Of (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (String_Value_Of); |
| -- Only valid for N_With_Clause, N_Literal_String nodes or N_Comment |
| |
| function First_With_Clause_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_With_Clause_Of); |
| -- Only valid for N_Project nodes |
| |
| function Project_Declaration_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Project_Declaration_Of); |
| -- Only valid for N_Project nodes |
| |
| function Extending_Project_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Extending_Project_Of); |
| -- Only valid for N_Project_Declaration nodes |
| |
| function First_String_Type_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_String_Type_Of); |
| -- Only valid for N_Project nodes |
| |
| function Extended_Project_Path_Of |
| (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (Extended_Project_Path_Of); |
| -- Only valid for N_With_Clause nodes |
| |
| function Project_Node_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Project_Node_Of); |
| -- Only valid for N_With_Clause, N_Variable_Reference and |
| -- N_Attribute_Reference nodes. |
| |
| function Non_Limited_Project_Node_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Non_Limited_Project_Node_Of); |
| -- Only valid for N_With_Clause nodes. Returns Empty_Node for limited |
| -- imported project files, otherwise returns the same result as |
| -- Project_Node_Of. |
| |
| function Next_With_Clause_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_With_Clause_Of); |
| -- Only valid for N_With_Clause nodes |
| |
| function First_Declarative_Item_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Declarative_Item_Of); |
| -- Only valid for N_With_Clause nodes |
| |
| function Extended_Project_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Extended_Project_Of); |
| -- Only valid for N_Project_Declaration nodes |
| |
| function Current_Item_Node |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Current_Item_Node); |
| -- Only valid for N_Declarative_Item nodes |
| |
| function Next_Declarative_Item |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Declarative_Item); |
| -- Only valid for N_Declarative_Item node |
| |
| function Project_Of_Renamed_Package_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Project_Of_Renamed_Package_Of); |
| -- Only valid for N_Package_Declaration nodes. |
| -- May return Empty_Node. |
| |
| function Next_Package_In_Project |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Package_In_Project); |
| -- Only valid for N_Package_Declaration nodes |
| |
| function First_Literal_String |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Literal_String); |
| -- Only valid for N_String_Type_Declaration nodes |
| |
| function Next_String_Type |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_String_Type); |
| -- Only valid for N_String_Type_Declaration nodes |
| |
| function Next_Literal_String |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Literal_String); |
| -- Only valid for N_Literal_String nodes |
| |
| function Expression_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Expression_Of); |
| -- Only valid for N_Attribute_Declaration, N_Typed_Variable_Declaration |
| -- or N_Variable_Declaration nodes |
| |
| function Associative_Project_Of |
| (Node : Project_Node_Id) |
| return Project_Node_Id; |
| pragma Inline (Associative_Project_Of); |
| -- Only valid for N_Attribute_Declaration nodes |
| |
| function Associative_Package_Of |
| (Node : Project_Node_Id) |
| return Project_Node_Id; |
| pragma Inline (Associative_Package_Of); |
| -- Only valid for N_Attribute_Declaration nodes |
| |
| function Value_Is_Valid |
| (For_Typed_Variable : Project_Node_Id; |
| Value : Name_Id) return Boolean; |
| pragma Inline (Value_Is_Valid); |
| -- Only valid for N_Typed_Variable_Declaration. Returns True if Value is |
| -- in the list of allowed strings for For_Typed_Variable. False otherwise. |
| |
| function Associative_Array_Index_Of |
| (Node : Project_Node_Id) return Name_Id; |
| pragma Inline (Associative_Array_Index_Of); |
| -- Only valid for N_Attribute_Declaration and N_Attribute_Reference. |
| -- Returns No_String for non associative array attributes. |
| |
| function Next_Variable |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Variable); |
| -- Only valid for N_Typed_Variable_Declaration or N_Variable_Declaration |
| -- nodes. |
| |
| function First_Term |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Term); |
| -- Only valid for N_Expression nodes |
| |
| function Next_Expression_In_List |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Expression_In_List); |
| -- Only valid for N_Expression nodes |
| |
| function Current_Term |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Current_Term); |
| -- Only valid for N_Term nodes |
| |
| function Next_Term |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Term); |
| -- Only valid for N_Term nodes |
| |
| function First_Expression_In_List |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Expression_In_List); |
| -- Only valid for N_Literal_String_List nodes |
| |
| function Package_Node_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Package_Node_Of); |
| -- Only valid for N_Variable_Reference or N_Attribute_Reference nodes. |
| -- May return Empty_Node. |
| |
| function String_Type_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (String_Type_Of); |
| -- Only valid for N_Variable_Reference or N_Typed_Variable_Declaration |
| -- nodes. |
| |
| function External_Reference_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (External_Reference_Of); |
| -- Only valid for N_External_Value nodes |
| |
| function External_Default_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (External_Default_Of); |
| -- Only valid for N_External_Value nodes |
| |
| function Case_Variable_Reference_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Case_Variable_Reference_Of); |
| -- Only valid for N_Case_Construction nodes |
| |
| function First_Case_Item_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Case_Item_Of); |
| -- Only valid for N_Case_Construction nodes |
| |
| function First_Choice_Of |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (First_Choice_Of); |
| -- Return the first choice in a N_Case_Item, or Empty_Node if |
| -- this is when others. |
| |
| function Next_Case_Item |
| (Node : Project_Node_Id) return Project_Node_Id; |
| pragma Inline (Next_Case_Item); |
| -- Only valid for N_Case_Item nodes |
| |
| function Case_Insensitive (Node : Project_Node_Id) return Boolean; |
| -- Only valid for N_Attribute_Declaration and N_Attribute_Reference nodes |
| |
| -------------------- |
| -- Set Procedures -- |
| -------------------- |
| |
| -- The following procedures are part of the abstract interface of |
| -- the Project File tree. |
| |
| -- Each Set_* procedure is valid only for the same Project_Node_Kind |
| -- nodes as the corresponding query function above. |
| |
| procedure Set_Name_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_Name_Of); |
| |
| procedure Set_Kind_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Kind); |
| pragma Inline (Set_Kind_Of); |
| |
| procedure Set_Location_Of |
| (Node : Project_Node_Id; |
| To : Source_Ptr); |
| pragma Inline (Set_Location_Of); |
| |
| procedure Set_First_Comment_After |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Comment_After); |
| |
| procedure Set_First_Comment_After_End |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Comment_After_End); |
| |
| procedure Set_First_Comment_Before |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Comment_Before); |
| |
| procedure Set_First_Comment_Before_End |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Comment_Before_End); |
| |
| procedure Set_Next_Comment |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Comment); |
| |
| procedure Set_Project_File_Includes_Unkept_Comments |
| (Node : Project_Node_Id; |
| To : Boolean); |
| |
| procedure Set_Directory_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_Directory_Of); |
| |
| procedure Set_Expression_Kind_Of |
| (Node : Project_Node_Id; |
| To : Variable_Kind); |
| pragma Inline (Set_Expression_Kind_Of); |
| |
| procedure Set_Is_Extending_All (Node : Project_Node_Id); |
| pragma Inline (Set_Is_Extending_All); |
| |
| procedure Set_First_Variable_Of |
| (Node : Project_Node_Id; |
| To : Variable_Node_Id); |
| pragma Inline (Set_First_Variable_Of); |
| |
| procedure Set_First_Package_Of |
| (Node : Project_Node_Id; |
| To : Package_Declaration_Id); |
| pragma Inline (Set_First_Package_Of); |
| |
| procedure Set_Package_Id_Of |
| (Node : Project_Node_Id; |
| To : Package_Node_Id); |
| pragma Inline (Set_Package_Id_Of); |
| |
| procedure Set_Path_Name_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_Path_Name_Of); |
| |
| procedure Set_String_Value_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_String_Value_Of); |
| |
| procedure Set_First_With_Clause_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_With_Clause_Of); |
| |
| procedure Set_Project_Declaration_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Project_Declaration_Of); |
| |
| procedure Set_Extending_Project_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Extending_Project_Of); |
| |
| procedure Set_First_String_Type_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_String_Type_Of); |
| |
| procedure Set_Extended_Project_Path_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_Extended_Project_Path_Of); |
| |
| procedure Set_Project_Node_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id; |
| Limited_With : Boolean := False); |
| pragma Inline (Set_Project_Node_Of); |
| |
| procedure Set_Next_With_Clause_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_With_Clause_Of); |
| |
| procedure Set_First_Declarative_Item_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Declarative_Item_Of); |
| |
| procedure Set_Extended_Project_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Extended_Project_Of); |
| |
| procedure Set_Current_Item_Node |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Current_Item_Node); |
| |
| procedure Set_Next_Declarative_Item |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Declarative_Item); |
| |
| procedure Set_Project_Of_Renamed_Package_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Project_Of_Renamed_Package_Of); |
| |
| procedure Set_Next_Package_In_Project |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Package_In_Project); |
| |
| procedure Set_First_Literal_String |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Literal_String); |
| |
| procedure Set_Next_String_Type |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_String_Type); |
| |
| procedure Set_Next_Literal_String |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Literal_String); |
| |
| procedure Set_Expression_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Expression_Of); |
| |
| procedure Set_Associative_Project_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Associative_Project_Of); |
| |
| procedure Set_Associative_Package_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Associative_Package_Of); |
| |
| procedure Set_Associative_Array_Index_Of |
| (Node : Project_Node_Id; |
| To : Name_Id); |
| pragma Inline (Set_Associative_Array_Index_Of); |
| |
| procedure Set_Next_Variable |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Variable); |
| |
| procedure Set_First_Term |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Term); |
| |
| procedure Set_Next_Expression_In_List |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Expression_In_List); |
| |
| procedure Set_Current_Term |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Current_Term); |
| |
| procedure Set_Next_Term |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Term); |
| |
| procedure Set_First_Expression_In_List |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Expression_In_List); |
| |
| procedure Set_Package_Node_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Package_Node_Of); |
| |
| procedure Set_String_Type_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_String_Type_Of); |
| |
| procedure Set_External_Reference_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_External_Reference_Of); |
| |
| procedure Set_External_Default_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_External_Default_Of); |
| |
| procedure Set_Case_Variable_Reference_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Case_Variable_Reference_Of); |
| |
| procedure Set_First_Case_Item_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Case_Item_Of); |
| |
| procedure Set_First_Choice_Of |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_First_Choice_Of); |
| |
| procedure Set_Next_Case_Item |
| (Node : Project_Node_Id; |
| To : Project_Node_Id); |
| pragma Inline (Set_Next_Case_Item); |
| |
| procedure Set_Case_Insensitive |
| (Node : Project_Node_Id; |
| To : Boolean); |
| |
| ------------------------------- |
| -- Restricted Access Section -- |
| ------------------------------- |
| |
| package Tree_Private_Part is |
| |
| -- This is conceptually in the private part. |
| -- However, for efficiency, some packages are accessing it directly. |
| |
| type Project_Node_Record is record |
| |
| Kind : Project_Node_Kind; |
| |
| Location : Source_Ptr := No_Location; |
| |
| Directory : Name_Id := No_Name; |
| -- Only for N_Project |
| |
| Expr_Kind : Variable_Kind := Undefined; |
| -- See below for what Project_Node_Kind it is used |
| |
| Variables : Variable_Node_Id := Empty_Node; |
| -- First variable in a project or a package |
| |
| Packages : Package_Declaration_Id := Empty_Node; |
| -- First package declaration in a project |
| |
| Pkg_Id : Package_Node_Id := Empty_Package; |
| -- Only used for N_Package_Declaration |
| -- The component Pkg_Id is an entry into the table Package_Attributes |
| -- (in Prj.Attr). It is used to indicate all the attributes of the |
| -- package with their characteristics. |
| -- |
| -- The tables Prj.Attr.Attributes and Prj.Attr.Package_Attributes |
| -- are built once and for all through a call (from Prj.Initialize) |
| -- to procedure Prj.Attr.Initialize. It is never modified after that. |
| |
| Name : Name_Id := No_Name; |
| -- See below for what Project_Node_Kind it is used |
| |
| Path_Name : Name_Id := No_Name; |
| -- See below for what Project_Node_Kind it is used |
| |
| Value : Name_Id := No_Name; |
| -- See below for what Project_Node_Kind it is used |
| |
| Field1 : Project_Node_Id := Empty_Node; |
| -- See below the meaning for each Project_Node_Kind |
| |
| Field2 : Project_Node_Id := Empty_Node; |
| -- See below the meaning for each Project_Node_Kind |
| |
| Field3 : Project_Node_Id := Empty_Node; |
| -- See below the meaning for each Project_Node_Kind |
| |
| Flag1 : Boolean := False; |
| -- This flag is significant only for: |
| -- N_Attribute_Declaration and N_Atribute_Reference |
| -- It indicates for an associative array attribute, that the |
| -- index is case insensitive. |
| -- N_Comment - it indicates that the comment is preceded by an |
| -- empty line. |
| -- N_Project - it indicates that there are comments in the project |
| -- source that cannot be kept in the tree. |
| -- N_Project_Declaration |
| -- - it indixates that there are unkept comment in the |
| -- project. |
| |
| Flag2 : Boolean := False; |
| -- This flag is significant only for: |
| -- N_Project - it indicates that the project "extends all" another |
| -- project. |
| -- N_Comment - it indicates that the comment is followed by an |
| -- empty line. |
| |
| Comments : Project_Node_Id := Empty_Node; |
| -- For nodes other that N_Comment_Zones or N_Comment, designates the |
| -- comment zones associated with the node. |
| -- for N_Comment_Zones, designates the comment after the "end" of |
| -- the construct. |
| -- For N_Comment, designates the next comment, if any. |
| |
| end record; |
| |
| -- type Project_Node_Kind is |
| |
| -- (N_Project, |
| -- -- Name: project name |
| -- -- Path_Name: project path name |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: first with clause |
| -- -- Field2: project declaration |
| -- -- Field3: first string type |
| -- -- Value: extended project path name (if any) |
| |
| -- N_With_Clause, |
| -- -- Name: imported project name |
| -- -- Path_Name: imported project path name |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: project node |
| -- -- Field2: next with clause |
| -- -- Field3: project node or empty if "limited with" |
| -- -- Value: literal string withed |
| |
| -- N_Project_Declaration, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: first declarative item |
| -- -- Field2: extended project |
| -- -- Field3: extending project |
| -- -- Value: not used |
| |
| -- N_Declarative_Item, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: current item node |
| -- -- Field2: next declarative item |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Package_Declaration, |
| -- -- Name: package name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: project of renamed package (if any) |
| -- -- Field2: first declarative item |
| -- -- Field3: next package in project |
| -- -- Value: not used |
| |
| -- N_String_Type_Declaration, |
| -- -- Name: type name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: first literal string |
| -- -- Field2: next string type |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Literal_String, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Single |
| -- -- Field1: next literal string |
| -- -- Field2: not used |
| -- -- Field3: not used |
| -- -- Value: string value |
| |
| -- N_Attribute_Declaration, |
| -- -- Name: attribute name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: attribute kind |
| -- -- Field1: expression |
| -- -- Field2: project of full associative array |
| -- -- Field3: package of full associative array |
| -- -- Value: associative array index |
| -- -- (if an associative array element) |
| |
| -- N_Typed_Variable_Declaration, |
| -- -- Name: variable name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Single |
| -- -- Field1: expression |
| -- -- Field2: type of variable (N_String_Type_Declaration) |
| -- -- Field3: next variable |
| -- -- Value: not used |
| |
| -- N_Variable_Declaration, |
| -- -- Name: variable name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: variable kind |
| -- -- Field1: expression |
| -- -- Field2: not used |
| -- -- Field3 is used for next variable, instead of Field2, |
| -- -- so that it is the same field for |
| -- -- N_Variable_Declaration and |
| -- -- N_Typed_Variable_Declaration |
| -- -- Field3: next variable |
| -- -- Value: not used |
| |
| -- N_Expression, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: expression kind |
| -- -- Field1: first term |
| -- -- Field2: next expression in list |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Term, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: term kind |
| -- -- Field1: current term |
| -- -- Field2: next term in the expression |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Literal_String_List, |
| -- -- Designates a list of string expressions between brackets |
| -- -- separated by commas. The string expressions are not necessarily |
| -- -- literal strings. |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: List |
| -- -- Field1: first expression |
| -- -- Field2: not used |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Variable_Reference, |
| -- -- Name: variable name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: variable kind |
| -- -- Field1: project (if specified) |
| -- -- Field2: package (if specified) |
| -- -- Field3: type of variable (N_String_Type_Declaration), if any |
| -- -- Value: not used |
| |
| -- N_External_Value, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Single |
| -- -- Field1: Name of the external reference (literal string) |
| -- -- Field2: Default (literal string) |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Attribute_Reference, |
| -- -- Name: attribute name |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: attribute kind |
| -- -- Field1: project |
| -- -- Field2: package (if attribute of a package) |
| -- -- Field3: not used |
| -- -- Value: associative array index |
| -- -- (if an associative array element) |
| |
| -- N_Case_Construction, |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: Undefined |
| -- -- Field1: case variable reference |
| -- -- Field2: first case item |
| -- -- Field3: not used |
| -- -- Value: not used |
| |
| -- N_Case_Item |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: not used |
| -- -- Field1: first choice (literal string), or Empty_Node |
| -- -- for when others |
| -- -- Field2: first declarative item |
| -- -- Field3: next case item |
| -- -- Value: not used |
| |
| -- N_Comment_zones |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: not used |
| -- -- Field1: comment before the construct |
| -- -- Field2: comment after the construct |
| -- -- Field3: comment before the "end" of the construct |
| -- -- Value: end of line comment |
| -- -- Comments: comment after the "end" of the construct |
| |
| -- N_Comment |
| -- -- Name: not used |
| -- -- Path_Name: not used |
| -- -- Expr_Kind: not used |
| -- -- Field1: not used |
| -- -- Field2: not used |
| -- -- Field3: not used |
| -- -- Value: comment |
| -- -- Flag1: comment is preceded by an empty line |
| -- -- Flag2: comment is followed by an empty line |
| -- -- Comments: next comment |
| |
| package Project_Nodes is |
| new Table.Table (Table_Component_Type => Project_Node_Record, |
| Table_Index_Type => Project_Node_Id, |
| Table_Low_Bound => First_Node_Id, |
| Table_Initial => Project_Nodes_Initial, |
| Table_Increment => Project_Nodes_Increment, |
| Table_Name => "Project_Nodes"); |
| -- This table contains the syntactic tree of project data |
| -- from project files. |
| |
| type Project_Name_And_Node is record |
| Name : Name_Id; |
| -- Name of the project |
| |
| Node : Project_Node_Id; |
| -- Node of the project in table Project_Nodes |
| |
| Extended : Boolean; |
| -- True when the project is being extended by another project |
| end record; |
| |
| No_Project_Name_And_Node : constant Project_Name_And_Node := |
| (Name => No_Name, Node => Empty_Node, Extended => True); |
| |
| package Projects_Htable is new GNAT.HTable.Simple_HTable |
| (Header_Num => Header_Num, |
| Element => Project_Name_And_Node, |
| No_Element => No_Project_Name_And_Node, |
| Key => Name_Id, |
| Hash => Hash, |
| Equal => "="); |
| -- This hash table contains a mapping of project names to project nodes. |
| -- Note that this hash table contains only the nodes whose Kind is |
| -- N_Project. It is used to find the node of a project from its |
| -- name, and to verify if a project has already been parsed, knowing |
| -- its name. |
| |
| end Tree_Private_Part; |
| |
| private |
| type Comment_Array is array (Positive range <>) of Comment_Data; |
| type Comments_Ptr is access Comment_Array; |
| |
| type Comment_State is record |
| End_Of_Line_Node : Project_Node_Id := Empty_Node; |
| |
| Previous_Line_Node : Project_Node_Id := Empty_Node; |
| |
| Previous_End_Node : Project_Node_Id := Empty_Node; |
| |
| Unkept_Comments : Boolean := False; |
| |
| Comments : Comments_Ptr := null; |
| end record; |
| |
| end Prj.Tree; |
