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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- P R J --
-- --
-- S p e c --
-- --
-- Copyright (C) 2001-2007, 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 3, 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 COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- The following package declares the data types for GNAT project.
-- These data types may be used by GNAT Project-aware tools.
-- Children of these package implements various services on these data types.
-- See in particular Prj.Pars and Prj.Env.
with Casing; use Casing;
with Namet; use Namet;
with Scans; use Scans;
with Table;
with Types; use Types;
with GNAT.Dynamic_HTables; use GNAT.Dynamic_HTables;
with GNAT.Dynamic_Tables;
with GNAT.OS_Lib; use GNAT.OS_Lib;
with System.HTable;
package Prj is
type Library_Support is (None, Static_Only, Full);
-- Support for Library Project File.
-- - None: Library Project Files are not supported at all
-- - Static_Only: Library Project Files are only supported for static
-- libraries.
-- - Full: Library Project Files are supported for static and dynamic
-- (shared) libraries.
type Yes_No_Unknown is (Yes, No, Unknown);
-- Tri-state to decide if -lgnarl is needed when linking
type Mode is (Multi_Language, Ada_Only);
function Get_Mode return Mode;
pragma Inline (Get_Mode);
procedure Set_Mode (New_Mode : Mode);
pragma Inline (Set_Mode);
Default_Language_Is_Ada : Boolean := True;
-- If no language was defined in the project or the configuration file, it
-- is an error, unless this variable is True, in which case it defaults to
-- Ada. Calling Set_Mode will reset this variable, default is for Ada_Only.
Must_Check_Configuration : Boolean := False;
-- Whether the contents of the configuration file must be checked. This is
-- in general only needed by gprbuild itself, since other applications can
-- ignore such errors when they don't need to build directly. Calling
-- Set_Mode will reset this variable, default is for Ada_Only.
function In_Configuration return Boolean;
pragma Inline (In_Configuration);
procedure Set_In_Configuration (Value : Boolean);
pragma Inline (Set_In_Configuration);
All_Packages : constant String_List_Access;
-- Default value of parameter Packages of procedures Parse, in Prj.Pars and
-- Prj.Part, indicating that all packages should be checked.
type Project_Tree_Data;
type Project_Tree_Ref is access all Project_Tree_Data;
-- Reference to a project tree. Several project trees may exist in memory
-- at the same time.
No_Project_Tree : constant Project_Tree_Ref;
function Default_Ada_Spec_Suffix return File_Name_Type;
pragma Inline (Default_Ada_Spec_Suffix);
-- The name for the standard GNAT suffix for Ada spec source file name
-- ".ads". Initialized by Prj.Initialize.
function Default_Ada_Body_Suffix return File_Name_Type;
pragma Inline (Default_Ada_Body_Suffix);
-- The name for the standard GNAT suffix for Ada body source file name
-- ".adb". Initialized by Prj.Initialize.
function Slash return Path_Name_Type;
pragma Inline (Slash);
-- "/", used as the path of locally removed files
Config_Project_File_Extension : String := ".cgpr";
Project_File_Extension : String := ".gpr";
-- The standard config and user project file name extensions. They are not
-- constants, because Canonical_Case_File_Name is called on these variables
-- in the body of Prj.
type Error_Warning is (Silent, Warning, Error);
-- Severity of some situations, such as: no Ada sources in a project where
-- Ada is one of the language.
--
-- When the situation occurs, the behaviour depends on the setting:
--
-- - Silent: no action
-- - Warning: issue a warning, does not cause the tool to fail
-- - Error: issue an error, causes the tool to fail
function Empty_File return File_Name_Type;
function Empty_String return Name_Id;
-- Return the id for an empty string ""
type Project_Id is new Nat;
No_Project : constant Project_Id := 0;
-- Id of a Project File
type String_List_Id is new Nat;
Nil_String : constant String_List_Id := 0;
type String_Element is record
Value : Name_Id := No_Name;
Index : Int := 0;
Display_Value : Name_Id := No_Name;
Location : Source_Ptr := No_Location;
Flag : Boolean := False;
Next : String_List_Id := Nil_String;
end record;
-- To hold values for string list variables and array elements.
-- Component Flag may be used for various purposes. For source
-- directories, it indicates if the directory contains Ada source(s).
package String_Element_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => String_Element,
Table_Index_Type => String_List_Id,
Table_Low_Bound => 1,
Table_Initial => 200,
Table_Increment => 100);
-- The table for string elements in string lists
type Variable_Kind is (Undefined, List, Single);
-- Different kinds of variables
subtype Defined_Variable_Kind is Variable_Kind range List .. Single;
-- The defined kinds of variables
Ignored : constant Variable_Kind;
-- Used to indicate that a package declaration must be ignored
-- while processing the project tree (unknown package name).
type Variable_Value (Kind : Variable_Kind := Undefined) is record
Project : Project_Id := No_Project;
Location : Source_Ptr := No_Location;
Default : Boolean := False;
case Kind is
when Undefined =>
null;
when List =>
Values : String_List_Id := Nil_String;
when Single =>
Value : Name_Id := No_Name;
Index : Int := 0;
end case;
end record;
-- Values for variables and array elements. Default is True if the
-- current value is the default one for the variable
Nil_Variable_Value : constant Variable_Value;
-- Value of a non existing variable or array element
type Variable_Id is new Nat;
No_Variable : constant Variable_Id := 0;
type Variable is record
Next : Variable_Id := No_Variable;
Name : Name_Id;
Value : Variable_Value;
end record;
-- To hold the list of variables in a project file and in packages
package Variable_Element_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Variable,
Table_Index_Type => Variable_Id,
Table_Low_Bound => 1,
Table_Initial => 200,
Table_Increment => 100);
-- The table of variable in list of variables
type Array_Element_Id is new Nat;
No_Array_Element : constant Array_Element_Id := 0;
type Array_Element is record
Index : Name_Id;
Src_Index : Int := 0;
Index_Case_Sensitive : Boolean := True;
Value : Variable_Value;
Next : Array_Element_Id := No_Array_Element;
end record;
-- Each Array_Element represents an array element and is linked (Next)
-- to the next array element, if any, in the array.
package Array_Element_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Array_Element,
Table_Index_Type => Array_Element_Id,
Table_Low_Bound => 1,
Table_Initial => 200,
Table_Increment => 100);
-- The table that contains all array elements
type Array_Id is new Nat;
No_Array : constant Array_Id := 0;
type Array_Data is record
Name : Name_Id := No_Name;
Value : Array_Element_Id := No_Array_Element;
Next : Array_Id := No_Array;
end record;
-- Each Array_Data value represents an array.
-- Value is the id of the first element.
-- Next is the id of the next array in the project file or package.
package Array_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Array_Data,
Table_Index_Type => Array_Id,
Table_Low_Bound => 1,
Table_Initial => 200,
Table_Increment => 100);
-- The table that contains all arrays
type Package_Id is new Nat;
No_Package : constant Package_Id := 0;
type Declarations is record
Variables : Variable_Id := No_Variable;
Attributes : Variable_Id := No_Variable;
Arrays : Array_Id := No_Array;
Packages : Package_Id := No_Package;
end record;
-- Contains the declarations (variables, single and array attributes,
-- packages) for a project or a package in a project.
No_Declarations : constant Declarations :=
(Variables => No_Variable,
Attributes => No_Variable,
Arrays => No_Array,
Packages => No_Package);
-- Default value of Declarations: indicates that there is no declarations
type Package_Element is record
Name : Name_Id := No_Name;
Decl : Declarations := No_Declarations;
Parent : Package_Id := No_Package;
Next : Package_Id := No_Package;
end record;
-- A package (includes declarations that may include other packages)
package Package_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Package_Element,
Table_Index_Type => Package_Id,
Table_Low_Bound => 1,
Table_Initial => 100,
Table_Increment => 100);
-- The table that contains all packages
type Language_Index is new Nat;
-- Index of language data
No_Language_Index : constant Language_Index := 0;
-- Constant indicating that there is no language data
procedure Display_Language_Name
(In_Tree : Project_Tree_Ref;
Language : Language_Index);
-- Output the name of a language
type Header_Num is range 0 .. 6150;
-- Size for hash table below. The upper bound is an arbitrary value, the
-- value here was chosen after testing to determine a good compromise
-- between speed of access and memory usage.
function Hash (Name : Name_Id) return Header_Num;
function Hash (Name : File_Name_Type) return Header_Num;
function Hash (Name : Path_Name_Type) return Header_Num;
-- Used for computing hash values for names put into above hash table
type Language_Kind is (File_Based, Unit_Based);
-- Type for the kind of language. All languages are file based, except Ada
-- which is unit based.
type Dependency_File_Kind is (None, Makefile, ALI_File);
-- Type of dependency to be checked: no dependency file, Makefile fragment
-- or ALI file (for Ada).
Makefile_Dependency_Suffix : constant String := ".d";
ALI_Dependency_Suffix : constant String := ".ali";
Switches_Dependency_Suffix : constant String := ".cswi";
Binder_Exchange_Suffix : constant String := ".bexch";
-- Suffix for binder exchange files
Library_Exchange_Suffix : constant String := ".lexch";
-- Suffix for library exchange files
type Name_List_Index is new Nat;
No_Name_List : constant Name_List_Index := 0;
type Name_Node is record
Name : Name_Id := No_Name;
Next : Name_List_Index := No_Name_List;
end record;
package Name_List_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Name_Node,
Table_Index_Type => Name_List_Index,
Table_Low_Bound => 1,
Table_Initial => 10,
Table_Increment => 100);
-- The table for lists of names used in package Language_Processing
package Mapping_Files_Htable is new Simple_HTable
(Header_Num => Header_Num,
Element => Path_Name_Type,
No_Element => No_Path,
Key => Path_Name_Type,
Hash => Hash,
Equal => "=");
-- A hash table to store the mapping files that are not used
type Lang_Naming_Data is record
Dot_Replacement : File_Name_Type := No_File;
-- The string to replace '.' in the source file name (for Ada)
Casing : Casing_Type := All_Lower_Case;
-- The casing of the source file name (for Ada)
Separate_Suffix : File_Name_Type := No_File;
-- String to append to unit name for source file name of an Ada subunit
Spec_Suffix : File_Name_Type := No_File;
-- The string to append to the unit name for the
-- source file name of a spec.
Body_Suffix : File_Name_Type := No_File;
-- The string to append to the unit name for the
-- source file name of a body.
end record;
No_Lang_Naming_Data : constant Lang_Naming_Data :=
(Dot_Replacement => No_File,
Casing => All_Lower_Case,
Separate_Suffix => No_File,
Spec_Suffix => No_File,
Body_Suffix => No_File);
type Source_Id is new Nat;
No_Source : constant Source_Id := 0;
type Language_Config is record
Kind : Language_Kind := File_Based;
-- Kind of language. All languages are file based, except Ada which is
-- unit based.
Naming_Data : Lang_Naming_Data;
-- The naming data for the languages (prefixs, etc)
Compiler_Driver : File_Name_Type := No_File;
-- The name of the executable for the compiler of the language
Compiler_Driver_Path : String_Access := null;
-- The path name of the executable for the compiler of the language
Compiler_Required_Switches : Name_List_Index := No_Name_List;
-- The list of switches that are required as a minimum to invoke the
-- compiler driver.
Compilation_PIC_Option : Name_List_Index := No_Name_List;
-- The option(s) to compile a source in Position Independent Code for
-- shared libraries. Specified in the configuration. When not specified,
-- there is no need for such switch.
Runtime_Library_Dir : Name_Id := No_Name;
-- Path name of the runtime library directory, if any
Mapping_File_Switches : Name_List_Index := No_Name_List;
-- The option(s) to provide a mapping file to the compiler. Specified in
-- the configuration. When value is No_Name_List, there is no mapping
-- file.
Mapping_Spec_Suffix : File_Name_Type := No_File;
-- Placeholder representing the spec suffix in a mapping file
Mapping_Body_Suffix : File_Name_Type := No_File;
-- Placeholder representing the body suffix in a mapping file
Config_File_Switches : Name_List_Index := No_Name_List;
-- The option(s) to provide a config file to the compiler. Specified in
-- the configuration. When value is No_Name_List, there is no config
-- file.
Dependency_Kind : Dependency_File_Kind := None;
-- The kind of dependency to be checked: none, Makefile fragment or
-- ALI file (for Ada).
Dependency_Option : Name_List_Index := No_Name_List;
-- The option(s) to be used to create the dependency file. When value is
-- No_Name_List, there is not such option(s).
Compute_Dependency : Name_List_Index := No_Name_List;
-- Hold the value of attribute Dependency_Driver, if declared for the
-- language.
Include_Option : Name_List_Index := No_Name_List;
-- Hold the value of attribute Include_Switches, if declared for the
-- language.
Include_Path : Name_Id := No_Name;
-- Name of environment variable declared by attribute Include_Path for
-- the language.
Include_Path_File : Name_Id := No_Name;
-- Name of environment variable declared by attribute Include_Path_File
-- for the language.
Objects_Path : Name_Id := No_Name;
-- Name of environment variable declared by attribute Objects_Path for
-- the language.
Objects_Path_File : Name_Id := No_Name;
-- Name of environment variable declared by attribute Objects_Path_File
-- for the language.
Config_Body : Name_Id := No_Name;
-- The template for a pragma Source_File_Name(_Project) for a specific
-- file name of a body.
Config_Spec : Name_Id := No_Name;
-- The template for a pragma Source_File_Name(_Project) for a specific
-- file name of a spec.
Config_Body_Pattern : Name_Id := No_Name;
-- The template for a pragma Source_File_Name(_Project) for a naming
-- body pattern.
Config_Spec_Pattern : Name_Id := No_Name;
-- The template for a pragma Source_File_Name(_Project) for a naming
-- spec pattern.
Config_File_Unique : Boolean := False;
-- Indicate if the config file specified to the compiler needs to be
-- unique. If it is unique, then all config files are concatenated into
-- a temp config file.
Binder_Driver : File_Name_Type := No_File;
-- The name of the binder driver for the language, if any
Binder_Driver_Path : Path_Name_Type := No_Path;
-- The path name of the binder driver
Binder_Required_Switches : Name_List_Index := No_Name_List;
-- Hold the value of attribute Binder'Required_Switches for the language
Binder_Prefix : Name_Id := No_Name;
-- Hold the value of attribute Binder'Prefixthe language
Toolchain_Version : Name_Id := No_Name;
-- Hold the value of attribute Toolchain_Version for the language
Toolchain_Description : Name_Id := No_Name;
-- Hold the value of attribute Toolchain_Description for the language
PIC_Option : Name_Id := No_Name;
-- Hold the value of attribute Compiler'PIC_Option for the language
Objects_Generated : Boolean := True;
-- Indicates if objects are generated for the language
end record;
-- Record describing the configuration of a language
No_Language_Config : constant Language_Config :=
(Kind => File_Based,
Naming_Data => No_Lang_Naming_Data,
Compiler_Driver => No_File,
Compiler_Driver_Path => null,
Compiler_Required_Switches => No_Name_List,
Compilation_PIC_Option => No_Name_List,
Runtime_Library_Dir => No_Name,
Mapping_File_Switches => No_Name_List,
Mapping_Spec_Suffix => No_File,
Mapping_Body_Suffix => No_File,
Config_File_Switches => No_Name_List,
Dependency_Kind => Makefile,
Dependency_Option => No_Name_List,
Compute_Dependency => No_Name_List,
Include_Option => No_Name_List,
Include_Path => No_Name,
Include_Path_File => No_Name,
Objects_Path => No_Name,
Objects_Path_File => No_Name,
Config_Body => No_Name,
Config_Spec => No_Name,
Config_Body_Pattern => No_Name,
Config_Spec_Pattern => No_Name,
Config_File_Unique => False,
Binder_Driver => No_File,
Binder_Driver_Path => No_Path,
Binder_Required_Switches => No_Name_List,
Binder_Prefix => No_Name,
Toolchain_Version => No_Name,
Toolchain_Description => No_Name,
PIC_Option => No_Name,
Objects_Generated => True);
type Language_Data is record
Name : Name_Id := No_Name;
Display_Name : Name_Id := No_Name;
Config : Language_Config := No_Language_Config;
First_Source : Source_Id := No_Source;
Mapping_Files : Mapping_Files_Htable.Instance :=
Mapping_Files_Htable.Nil;
Next : Language_Index := No_Language_Index;
end record;
No_Language_Data : constant Language_Data :=
(Name => No_Name,
Display_Name => No_Name,
Config => No_Language_Config,
First_Source => No_Source,
Mapping_Files => Mapping_Files_Htable.Nil,
Next => No_Language_Index);
package Language_Data_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Language_Data,
Table_Index_Type => Language_Index,
Table_Low_Bound => 1,
Table_Initial => 10,
Table_Increment => 100);
-- The table for lists of names used in package Language_Processing
type Alternate_Language_Id is new Nat;
No_Alternate_Language : constant Alternate_Language_Id := 0;
type Alternate_Language_Data is record
Language : Language_Index := No_Language_Index;
Next : Alternate_Language_Id := No_Alternate_Language;
end record;
package Alternate_Language_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Alternate_Language_Data,
Table_Index_Type => Alternate_Language_Id,
Table_Low_Bound => 1,
Table_Initial => 10,
Table_Increment => 100);
-- The table for storing the alternate languages of a header file that
-- is used for several languages.
type Source_Kind is (Spec, Impl, Sep);
type Source_Data is record
Project : Project_Id := No_Project;
-- Project of the source
Language_Name : Name_Id := No_Name;
-- Name of the language of the source
Language : Language_Index := No_Language_Index;
-- Index of the language
Lang_Kind : Language_Kind := File_Based;
-- Kind of the language
Alternate_Languages : Alternate_Language_Id := No_Alternate_Language;
-- List of languages a header file may also be, in addition of
-- language Language_Name.
Kind : Source_Kind := Spec;
-- Kind of the source: spec, body or subunit
Dependency : Dependency_File_Kind := None;
-- Kind of dependency: none, Makefile fragment or ALI file
Other_Part : Source_Id := No_Source;
-- Source ID for the other part, if any: for a spec, indicates its body;
-- for a body, indicates its spec.
Unit : Name_Id := No_Name;
-- Name of the unit, if language is unit based
Index : Int := 0;
-- Index of the source in a multi unit source file
Locally_Removed : Boolean := False;
-- True if the source has been "excluded"
Get_Object : Boolean := False;
-- Indicates that the object of the source should be put in the global
-- archive. This is for Ada, when only the closure of a main needs to
-- be compiled/recompiled.
Replaced_By : Source_Id := No_Source;
File : File_Name_Type := No_File;
-- Canonical file name of the source
Display_File : File_Name_Type := No_File;
-- File name of the source, for display purposes
Path : Path_Name_Type := No_Path;
-- Canonical path name of the source
Display_Path : Path_Name_Type := No_Path;
-- Path name of the source, for display purposes
Source_TS : Time_Stamp_Type := Empty_Time_Stamp;
-- Time stamp of the source file
Object_Project : Project_Id := No_Project;
-- Project where the object file is
Object_Exists : Boolean := True;
-- True if an object file exists
Object : File_Name_Type := No_File;
-- File name of the object file
Current_Object_Path : Path_Name_Type := No_Path;
-- Object path of an existing object file
Object_Path : Path_Name_Type := No_Path;
-- Object path of the real object file
Object_TS : Time_Stamp_Type := Empty_Time_Stamp;
-- Object file time stamp
Dep_Name : File_Name_Type := No_File;
-- Dependency file simple name
Current_Dep_Path : Path_Name_Type := No_Path;
-- Path name of an existing dependency file
Dep_Path : Path_Name_Type := No_Path;
-- Path name of the real dependency file
Dep_TS : Time_Stamp_Type := Empty_Time_Stamp;
-- Dependency file time stamp
Switches : File_Name_Type := No_File;
-- File name of the switches file
Switches_Path : Path_Name_Type := No_Path;
-- Path name of the switches file
Switches_TS : Time_Stamp_Type := Empty_Time_Stamp;
-- Switches file time stamp
Naming_Exception : Boolean := False;
-- True if the source has an exceptional name
Next_In_Sources : Source_Id := No_Source;
-- Link to another source in the project tree
Next_In_Project : Source_Id := No_Source;
-- Link to another source in the project
Next_In_Lang : Source_Id := No_Source;
-- Link to another source of the same language
end record;
No_Source_Data : constant Source_Data :=
(Project => No_Project,
Language_Name => No_Name,
Language => No_Language_Index,
Lang_Kind => File_Based,
Alternate_Languages => No_Alternate_Language,
Kind => Spec,
Dependency => None,
Other_Part => No_Source,
Unit => No_Name,
Index => 0,
Locally_Removed => False,
Get_Object => False,
Replaced_By => No_Source,
File => No_File,
Display_File => No_File,
Path => No_Path,
Display_Path => No_Path,
Source_TS => Empty_Time_Stamp,
Object_Project => No_Project,
Object_Exists => True,
Object => No_File,
Current_Object_Path => No_Path,
Object_Path => No_Path,
Object_TS => Empty_Time_Stamp,
Dep_Name => No_File,
Current_Dep_Path => No_Path,
Dep_Path => No_Path,
Dep_TS => Empty_Time_Stamp,
Switches => No_File,
Switches_Path => No_Path,
Switches_TS => Empty_Time_Stamp,
Naming_Exception => False,
Next_In_Sources => No_Source,
Next_In_Project => No_Source,
Next_In_Lang => No_Source);
package Source_Data_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Source_Data,
Table_Index_Type => Source_Id,
Table_Low_Bound => 1,
Table_Initial => 1000,
Table_Increment => 100);
-- The table for the sources
package Source_Paths_Htable is new Simple_HTable
(Header_Num => Header_Num,
Element => Source_Id,
No_Element => No_Source,
Key => Path_Name_Type,
Hash => Hash,
Equal => "=");
-- Mapping of source paths to source ids
type Verbosity is (Default, Medium, High);
-- Verbosity when parsing GNAT Project Files
-- Default is default (very quiet, if no errors).
-- Medium is more verbose.
-- High is extremely verbose.
Current_Verbosity : Verbosity := Default;
-- The current value of the verbosity the project files are parsed with
type Lib_Kind is (Static, Dynamic, Relocatable);
type Policy is (Autonomous, Compliant, Controlled, Restricted, Direct);
-- Type to specify the symbol policy, when symbol control is supported.
-- See full explanation about this type in package Symbols.
-- Autonomous: Create a symbol file without considering any reference
-- Compliant: Try to be as compatible as possible with an existing ref
-- Controlled: Fail if symbols are not the same as those in the reference
-- Restricted: Restrict the symbols to those in the symbol file
-- Direct: The symbol file is used as is
type Symbol_Record is record
Symbol_File : Path_Name_Type := No_Path;
Reference : Path_Name_Type := No_Path;
Symbol_Policy : Policy := Autonomous;
end record;
-- Type to keep the symbol data to be used when building a shared library
No_Symbols : constant Symbol_Record :=
(Symbol_File => No_Path,
Reference => No_Path,
Symbol_Policy => Autonomous);
-- The default value of the symbol data
function Image (Casing : Casing_Type) return String;
-- Similar to 'Image (but avoid use of this attribute in compiler)
function Value (Image : String) return Casing_Type;
-- Similar to 'Value (but avoid use of this attribute in compiler)
-- Raises Constraint_Error if not a Casing_Type image.
-- Declarations for gprmake:
First_Language_Index : constant Language_Index := 1;
First_Language_Indexes_Last : constant Language_Index := 5;
Ada_Language_Index : constant Language_Index :=
First_Language_Index;
C_Language_Index : constant Language_Index :=
Ada_Language_Index + 1;
C_Plus_Plus_Language_Index : constant Language_Index :=
C_Language_Index + 1;
Last_Language_Index : Language_Index := No_Language_Index;
subtype First_Language_Indexes is Language_Index
range First_Language_Index .. First_Language_Indexes_Last;
package Language_Indexes is new System.HTable.Simple_HTable
(Header_Num => Header_Num,
Element => Language_Index,
No_Element => No_Language_Index,
Key => Name_Id,
Hash => Hash,
Equal => "=");
-- Mapping of language names to language indexes
package Language_Names is new Table.Table
(Table_Component_Type => Name_Id,
Table_Index_Type => Language_Index,
Table_Low_Bound => 1,
Table_Initial => 4,
Table_Increment => 100,
Table_Name => "Prj.Language_Names");
-- The table for the name of programming languages
procedure Add_Language_Name (Name : Name_Id);
procedure Display_Language_Name (Language : Language_Index);
type Languages_In_Project is array (First_Language_Indexes) of Boolean;
-- Set of supported languages used in a project
No_Languages : constant Languages_In_Project := (others => False);
-- No supported languages are used
type Supp_Language_Index is new Nat;
No_Supp_Language_Index : constant Supp_Language_Index := 0;
type Supp_Language is record
Index : Language_Index := No_Language_Index;
Present : Boolean := False;
Next : Supp_Language_Index := No_Supp_Language_Index;
end record;
package Present_Language_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Supp_Language,
Table_Index_Type => Supp_Language_Index,
Table_Low_Bound => 1,
Table_Initial => 4,
Table_Increment => 100);
-- The table for the presence of languages with an index that is outside
-- of First_Language_Indexes.
type Impl_Suffix_Array is array (First_Language_Indexes) of File_Name_Type;
-- Suffixes for the non spec sources of the different supported languages
-- in a project.
No_Impl_Suffixes : constant Impl_Suffix_Array := (others => No_File);
-- A default value for the non spec source suffixes
type Supp_Suffix is record
Index : Language_Index := No_Language_Index;
Suffix : File_Name_Type := No_File;
Next : Supp_Language_Index := No_Supp_Language_Index;
end record;
package Supp_Suffix_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Supp_Suffix,
Table_Index_Type => Supp_Language_Index,
Table_Low_Bound => 1,
Table_Initial => 4,
Table_Increment => 100);
-- The table for the presence of languages with an index that is outside
-- of First_Language_Indexes.
type Lang_Kind is (GNU, Other);
type Language_Processing_Data is record
Compiler_Drivers : Name_List_Index := No_Name_List;
Compiler_Paths : Name_Id := No_Name;
Compiler_Kinds : Lang_Kind := GNU;
Dependency_Options : Name_List_Index := No_Name_List;
Compute_Dependencies : Name_List_Index := No_Name_List;
Include_Options : Name_List_Index := No_Name_List;
Binder_Drivers : Name_Id := No_Name;
Binder_Driver_Paths : Name_Id := No_Name;
end record;
Default_Language_Processing_Data :
constant Language_Processing_Data :=
(Compiler_Drivers => No_Name_List,
Compiler_Paths => No_Name,
Compiler_Kinds => GNU,
Dependency_Options => No_Name_List,
Compute_Dependencies => No_Name_List,
Include_Options => No_Name_List,
Binder_Drivers => No_Name,
Binder_Driver_Paths => No_Name);
type First_Language_Processing_Data is
array (First_Language_Indexes) of Language_Processing_Data;
Default_First_Language_Processing_Data :
constant First_Language_Processing_Data :=
(others => Default_Language_Processing_Data);
type Supp_Language_Data is record
Index : Language_Index := No_Language_Index;
Data : Language_Processing_Data := Default_Language_Processing_Data;
Next : Supp_Language_Index := No_Supp_Language_Index;
end record;
package Supp_Language_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Supp_Language_Data,
Table_Index_Type => Supp_Language_Index,
Table_Low_Bound => 1,
Table_Initial => 4,
Table_Increment => 100);
-- The table for language data when there are more languages than
-- in First_Language_Indexes.
type Other_Source_Id is new Nat;
No_Other_Source : constant Other_Source_Id := 0;
type Other_Source is record
Language : Language_Index; -- language of the source
File_Name : File_Name_Type; -- source file simple name
Path_Name : Path_Name_Type; -- source full path name
Source_TS : Time_Stamp_Type; -- source file time stamp
Object_Name : File_Name_Type; -- object file simple name
Object_Path : Path_Name_Type; -- object full path name
Object_TS : Time_Stamp_Type; -- object file time stamp
Dep_Name : File_Name_Type; -- dependency file simple name
Dep_Path : Path_Name_Type; -- dependency full path name
Dep_TS : Time_Stamp_Type; -- dependency file time stamp
Naming_Exception : Boolean := False; -- True if a naming exception
Next : Other_Source_Id := No_Other_Source;
end record;
-- Data for a source in a language other than Ada
package Other_Source_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Other_Source,
Table_Index_Type => Other_Source_Id,
Table_Low_Bound => 1,
Table_Initial => 200,
Table_Increment => 100);
-- The table for sources of languages other than Ada
-- The following record contains data for a naming scheme
type Naming_Data is record
Dot_Replacement : File_Name_Type := No_File;
-- The string to replace '.' in the source file name (for Ada)
Dot_Repl_Loc : Source_Ptr := No_Location;
Casing : Casing_Type := All_Lower_Case;
-- The casing of the source file name (for Ada)
Spec_Suffix : Array_Element_Id := No_Array_Element;
-- The string to append to the unit name for the
-- source file name of a spec.
-- Indexed by the programming language.
Ada_Spec_Suffix_Loc : Source_Ptr := No_Location;
Body_Suffix : Array_Element_Id := No_Array_Element;
-- The string to append to the unit name for the
-- source file name of a body.
-- Indexed by the programming language.
Ada_Body_Suffix_Loc : Source_Ptr := No_Location;
Separate_Suffix : File_Name_Type := No_File;
-- String to append to unit name for source file name of an Ada subunit
Sep_Suffix_Loc : Source_Ptr := No_Location;
-- Position in the project file source where Separate_Suffix is defined
Specs : Array_Element_Id := No_Array_Element;
-- An associative array mapping individual specs to source file names
-- This is specific to Ada.
Bodies : Array_Element_Id := No_Array_Element;
-- An associative array mapping individual bodies to source file names
-- This is specific to Ada.
Specification_Exceptions : Array_Element_Id := No_Array_Element;
-- An associative array listing spec file names that do not have the
-- spec suffix. Not used by Ada. Indexed by programming language name.
Implementation_Exceptions : Array_Element_Id := No_Array_Element;
-- An associative array listing body file names that do not have the
-- body suffix. Not used by Ada. Indexed by programming language name.
-- For gprmake:
Impl_Suffixes : Impl_Suffix_Array := No_Impl_Suffixes;
Supp_Suffixes : Supp_Language_Index := No_Supp_Language_Index;
end record;
function Spec_Suffix_Of
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : Naming_Data) return String;
function Spec_Suffix_Id_Of
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : Naming_Data) return File_Name_Type;
function Spec_Suffix_Id_Of
(In_Tree : Project_Tree_Ref;
Language_Id : Name_Id;
Naming : Naming_Data) return File_Name_Type;
procedure Set_Spec_Suffix
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : in out Naming_Data;
Suffix : File_Name_Type);
function Body_Suffix_Id_Of
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : Naming_Data) return File_Name_Type;
function Body_Suffix_Id_Of
(In_Tree : Project_Tree_Ref;
Language_Id : Name_Id;
Naming : Naming_Data) return File_Name_Type;
function Body_Suffix_Of
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : Naming_Data) return String;
procedure Set_Body_Suffix
(In_Tree : Project_Tree_Ref;
Language : String;
Naming : in out Naming_Data;
Suffix : File_Name_Type);
function Objects_Exist_For
(Language : String;
In_Tree : Project_Tree_Ref) return Boolean;
function Standard_Naming_Data
(Tree : Project_Tree_Ref := No_Project_Tree) return Naming_Data;
pragma Inline (Standard_Naming_Data);
-- The standard GNAT naming scheme when Tree is No_Project_Tree.
-- Otherwise, return the default naming scheme for the project tree Tree,
-- which must have been Initialized.
function Same_Naming_Scheme
(Left, Right : Naming_Data) return Boolean;
-- Returns True if Left and Right are the same naming scheme
-- not considering Specs and Bodies.
type Project_List is new Nat;
Empty_Project_List : constant Project_List := 0;
-- A list of project files
type Project_Element is record
Project : Project_Id := No_Project;
Next : Project_List := Empty_Project_List;
end record;
-- Element in a list of project files. Next is the id of the next
-- project file in the list.
package Project_List_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Project_Element,
Table_Index_Type => Project_List,
Table_Low_Bound => 1,
Table_Initial => 100,
Table_Increment => 100);
-- The table that contains the lists of project files
type Project_Configuration is record
Run_Path_Option : Name_List_Index := No_Name_List;
-- The option to use when linking to specify the path where to look
-- for libraries.
Executable_Suffix : Name_Id := No_Name;
-- The suffix of executables, when specified in the configuration or
-- in package Builder of the main project. When this is not
-- specified, the executable suffix is the default for the platform.
-- Linking
Linker : Path_Name_Type := No_Path;
-- Path name of the linker driver; specified in the configuration
-- or in the package Builder of the main project.
Minimum_Linker_Options : Name_List_Index := No_Name_List;
-- The minimum options for the linker driver; specified in the
-- configuration.
Linker_Executable_Option : Name_List_Index := No_Name_List;
-- The option(s) to indicate the name of the executable in the
-- linker command. Specified in the configuration. When not
-- specified, default to -o <executable name>.
Linker_Lib_Dir_Option : Name_Id := No_Name;
-- The option to specify where to find a library for linking.
-- Specified in the configuration. When not specified, defaults to
-- "-L".
Linker_Lib_Name_Option : Name_Id := No_Name;
-- The option to specify the name of a library for linking.
-- Specified in the configuration. When not specified, defaults to
-- "-l".
-- Libraries
Library_Builder : Path_Name_Type := No_Path;
-- The executable to build library. Specified in the configuration.
Lib_Support : Library_Support := None;
-- The level of library support. Specified in the configuration.
-- Support is none, static libraries only or both static and shared
-- libraries.
-- Archives
Archive_Builder : Name_List_Index := No_Name_List;
-- The name of the executable to build archives, with the minimum
-- switches. Specified in the configuration.
Archive_Indexer : Name_List_Index := No_Name_List;
-- The name of the executable to index archives, with the minimum
-- switches. Specified in the configuration.
Archive_Suffix : File_Name_Type := No_File;
-- The suffix of archives. Specified in the configuration. When not
-- specified, defaults to ".a".
Lib_Partial_Linker : Name_List_Index := No_Name_List;
-- Shared libraries
Shared_Lib_Prefix : File_Name_Type := No_File;
-- Part of a shared library file name that precedes the name of the
-- library. Specified in the configuration. When not specified,
-- defaults to "lib".
Shared_Lib_Suffix : File_Name_Type := No_File;
-- Suffix of shared libraries, after the library name in the shared
-- library name. Specified in the configuration. When not specified,
-- default to ".so".
Shared_Lib_Min_Options : Name_List_Index := No_Name_List;
--
Lib_Version_Options : Name_List_Index := No_Name_List;
--
Symbolic_Link_Supported : Boolean := False;
--
Lib_Maj_Min_Id_Supported : Boolean := False;
--
Auto_Init_Supported : Boolean := False;
--
end record;
Default_Project_Config : constant Project_Configuration :=
(Run_Path_Option => No_Name_List,
Executable_Suffix => No_Name,
Linker => No_Path,
Minimum_Linker_Options => No_Name_List,
Linker_Executable_Option => No_Name_List,
Linker_Lib_Dir_Option => No_Name,
Linker_Lib_Name_Option => No_Name,
Library_Builder => No_Path,
Lib_Support => None,
Archive_Builder => No_Name_List,
Archive_Indexer => No_Name_List,
Archive_Suffix => No_File,
Lib_Partial_Linker => No_Name_List,
Shared_Lib_Prefix => No_File,
Shared_Lib_Suffix => No_File,
Shared_Lib_Min_Options => No_Name_List,
Lib_Version_Options => No_Name_List,
Symbolic_Link_Supported => False,
Lib_Maj_Min_Id_Supported => False,
Auto_Init_Supported => False);
-- The following record describes a project file representation
-- Note that it is not specified if the path names of directories (source,
-- object, library or exec directories) end with or without a directory
-- separator.
type Project_Data is record
Externally_Built : Boolean := False;
-- True if the project is externally built. In such case, the Project
-- Manager will not modify anything in this project.
Languages : Name_List_Index := No_Name_List;
-- The list of languages of the sources of this project
Config : Project_Configuration;
First_Referred_By : Project_Id := No_Project;
-- The project, if any, that was the first to be known as importing or
-- extending this project
Name : Name_Id := No_Name;
-- The name of the project
Display_Name : Name_Id := No_Name;
-- The name of the project with the spelling of its declaration
Path_Name : Path_Name_Type := No_Path;
-- The path name of the project file
Display_Path_Name : Path_Name_Type := No_Path;
-- The path name used for display purposes. May be different from
-- Path_Name for platforms where the file names are case-insensitive.
Virtual : Boolean := False;
-- True for virtual extending projects
Location : Source_Ptr := No_Location;
-- The location in the project file source of the reserved word project
Mains : String_List_Id := Nil_String;
-- List of mains specified by attribute Main
Directory : Path_Name_Type := No_Path;
-- Path name of the directory where the project file resides
Display_Directory : Path_Name_Type := No_Path;
-- The path name of the project directory, for display purposes. May be
-- different from Directory for platforms where the file names are
-- case-insensitive.
Dir_Path : String_Access;
-- Same as Directory, but as an access to String
Library : Boolean := False;
-- True if this is a library project
Library_Dir : Path_Name_Type := No_Path;
-- If a library project, path name of the directory where the library
-- resides.
Display_Library_Dir : Path_Name_Type := No_Path;
-- The path name of the library directory, for display purposes. May be
-- different from Library_Dir for platforms where the file names are
-- case-insensitive.
Library_TS : Time_Stamp_Type := Empty_Time_Stamp;
-- The timestamp of a library file in a library project
Library_Src_Dir : Path_Name_Type := No_Path;
-- If a Stand-Alone Library project, path name of the directory where
-- the sources of the interfaces of the library are copied. By default,
-- if attribute Library_Src_Dir is not specified, sources of the
-- interfaces are not copied anywhere.
Display_Library_Src_Dir : Path_Name_Type := No_Path;
-- The path name of the library source directory, for display purposes.
-- May be different from Library_Src_Dir for platforms where the file
-- names are case-insensitive.
Library_ALI_Dir : Path_Name_Type := No_Path;
-- In a library project, path name of the directory where the ALI files
-- are copied. If attribute Library_ALI_Dir is not specified, ALI files
-- are copied in the Library_Dir.
Display_Library_ALI_Dir : Path_Name_Type := No_Path;
-- The path name of the library ALI directory, for display purposes. May
-- be different from Library_ALI_Dir for platforms where the file names
-- are case-insensitive.
Library_Name : Name_Id := No_Name;
-- If a library project, name of the library
Library_Kind : Lib_Kind := Static;
-- If a library project, kind of library
Lib_Internal_Name : Name_Id := No_Name;
-- If a library project, internal name store inside the library
Standalone_Library : Boolean := False;
-- Indicate that this is a Standalone Library Project File
Lib_Interface_ALIs : String_List_Id := Nil_String;
-- For Standalone Library Project Files, indicate the list of Interface
-- ALI files.
Lib_Auto_Init : Boolean := False;
-- For non static Stand-Alone Library Project Files, indicate if
-- the library initialisation should be automatic.
Libgnarl_Needed : Yes_No_Unknown := Unknown;
-- Set to True when libgnarl is needed to link
Symbol_Data : Symbol_Record := No_Symbols;
-- Symbol file name, reference symbol file name, symbol policy
Ada_Sources : String_List_Id := Nil_String;
-- The list of all the Ada source file names (gnatmake only).
Sources : String_List_Id := Nil_String;
-- Identical to Ada_Sources. For upward compatibility of GPS.
First_Source : Source_Id := No_Source;
Last_Source : Source_Id := No_Source;
-- Head and tail of the list of sources
Unit_Based_Language_Name : Name_Id := No_Name;
Unit_Based_Language_Index : Language_Index := No_Language_Index;
-- The name and index, if any, of the unit-based language of some
-- sources of the project. There may be only one unit-based language
-- in one project.
Imported_Directories_Switches : Argument_List_Access := null;
-- List of the source search switches (-I<source dir>) to be used when
-- compiling.
Include_Path : String_Access := null;
-- Value of the environment variable to indicate the source search path,
-- instead of a list of switches (Imported_Directories_Switches).
Include_Path_File : Path_Name_Type := No_Path;
-- The path name of the of the source search directory file
Include_Data_Set : Boolean := False;
-- Set True when Imported_Directories_Switches or Include_Path are set
Include_Language : Language_Index := No_Language_Index;
Source_Dirs : String_List_Id := Nil_String;
-- The list of all the source directories
Known_Order_Of_Source_Dirs : Boolean := True;
-- False, if there is any /** in the Source_Dirs, because in this case
-- the ordering of the source subdirs depend on the OS. If True,
-- duplicate file names in the same project file are allowed.
Object_Directory : Path_Name_Type := No_Path;
-- The path name of the object directory of this project file
Display_Object_Dir : Path_Name_Type := No_Path;
-- The path name of the object directory, for display purposes. May be
-- different from Object_Directory for platforms where the file names
-- are case-insensitive.
Exec_Directory : Path_Name_Type := No_Path;
-- The path name of the exec directory of this project file. Default is
-- equal to Object_Directory.
Display_Exec_Dir : Path_Name_Type := No_Path;
-- The path name of the exec directory, for display purposes. May be
-- different from Exec_Directory for platforms where the file names are
-- case-insensitive.
Extends : Project_Id := No_Project;
-- The reference of the project file, if any, that this project file
-- extends.
Extended_By : Project_Id := No_Project;
-- The reference of the project file, if any, that extends this project
-- file.
Naming : Naming_Data := Standard_Naming_Data;
-- The naming scheme of this project file
First_Language_Processing : Language_Index := No_Language_Index;
-- First index of the language data in the project
Decl : Declarations := No_Declarations;
-- The declarations (variables, attributes and packages) of this project
-- file.
Imported_Projects : Project_List := Empty_Project_List;
-- The list of all directly imported projects, if any
All_Imported_Projects : Project_List := Empty_Project_List;
-- The list of all projects imported directly or indirectly, if any
Ada_Include_Path : String_Access := null;
-- The cached value of ADA_INCLUDE_PATH for this project file. Do not
-- use this field directly outside of the compiler, use
-- Prj.Env.Ada_Include_Path instead.
Ada_Objects_Path : String_Access := null;
-- The cached value of ADA_OBJECTS_PATH for this project file. Do not
-- use this field directly outside of the compiler, use
-- Prj.Env.Ada_Objects_Path instead.
Objects_Path : String_Access := null;
-- The cached value of the object dir path, used during the binding
-- phase of gprbuild.
Objects_Path_File_With_Libs : Path_Name_Type := No_Path;
-- The cached value of the object path temp file (including library
-- dirs) for this project file.
Objects_Path_File_Without_Libs : Path_Name_Type := No_Path;
-- The cached value of the object path temp file (excluding library
-- dirs) for this project file.
Config_File_Name : Path_Name_Type := No_Path;
-- The path name of the configuration pragmas file, if any
Config_File_Temp : Boolean := False;
-- An indication that the configuration pragmas file is a temporary file
-- that must be deleted at the end.
Linker_Name : File_Name_Type := No_File;
-- Value of attribute Language_Processing'Linker in the project file
Linker_Path : Path_Name_Type := No_Path;
-- Path of linker when attribute Language_Processing'Linker is specified
Minimum_Linker_Options : Name_List_Index := No_Name_List;
-- List of options specified in attribute
-- Language_Processing'Minimum_Linker_Options.
Config_Checked : Boolean := False;
-- A flag to avoid checking repetitively the configuration pragmas file
Checked : Boolean := False;
-- A flag to avoid checking repetitively the naming scheme of this
-- project file.
Seen : Boolean := False;
-- A flag to mark a project as "visited" to avoid processing the same
-- project several time.
Need_To_Build_Lib : Boolean := False;
-- Indicates that the library of a Library Project needs to be built or
-- rebuilt.
Depth : Natural := 0;
-- The maximum depth of a project in the project graph. Depth of main
-- project is 0.
Unkept_Comments : Boolean := False;
-- True if there are comments in the project sources that cannot be kept
-- in the project tree.
------------------
-- For gprmake --
------------------
Langs : Languages_In_Project := No_Languages;
Supp_Languages : Supp_Language_Index := No_Supp_Language_Index;
-- Indicate the different languages of the source of this project
Ada_Sources_Present : Boolean := True;
-- True if there are Ada sources in the project
Other_Sources_Present : Boolean := True;
-- True if there are sources from languages other than Ada in the
-- project.
First_Other_Source : Other_Source_Id := No_Other_Source;
-- First source of a language other than Ada
Last_Other_Source : Other_Source_Id := No_Other_Source;
-- Last source of a language other than Ada
First_Lang_Processing : First_Language_Processing_Data :=
Default_First_Language_Processing_Data;
Supp_Language_Processing : Supp_Language_Index :=
No_Supp_Language_Index;
-- Language configurations
end record;
function Empty_Project (Tree : Project_Tree_Ref) return Project_Data;
-- Return the representation of an empty project in project Tree tree.
-- The project tree Tree must have been Initialized and/or Reset.
function Is_Extending
(Extending : Project_Id;
Extended : Project_Id;
In_Tree : Project_Tree_Ref) return Boolean;
function Is_A_Language
(Tree : Project_Tree_Ref;
Data : Project_Data;
Language_Name : Name_Id) return Boolean;
-- Whether Language_Name is one of the languages used for the project.
-- Language_Name must be lower cased.
function There_Are_Ada_Sources
(In_Tree : Project_Tree_Ref;
Project : Project_Id) return Boolean;
Project_Error : exception;
-- Raised by some subprograms in Prj.Attr
package Project_Table is new GNAT.Dynamic_Tables (
Table_Component_Type => Project_Data,
Table_Index_Type => Project_Id,
Table_Low_Bound => 1,
Table_Initial => 100,
Table_Increment => 100);
-- The set of all project files
type Spec_Or_Body is
(Specification, Body_Part);
type File_Name_Data is record
Name : File_Name_Type := No_File;
Index : Int := 0;
Display_Name : File_Name_Type := No_File;
Path : Path_Name_Type := No_Path;
Display_Path : Path_Name_Type := No_Path;
Project : Project_Id := No_Project;
Needs_Pragma : Boolean := False;
end record;
-- File and Path name of a spec or body
type File_Names_Data is array (Spec_Or_Body) of File_Name_Data;
type Unit_Index is new Nat;
No_Unit_Index : constant Unit_Index := 0;
type Unit_Data is record
Name : Name_Id := No_Name;
File_Names : File_Names_Data;
end record;
-- Name and File and Path names of a unit, with a reference to its
-- GNAT Project File(s).
package Unit_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Unit_Data,
Table_Index_Type => Unit_Index,
Table_Low_Bound => 1,
Table_Initial => 100,
Table_Increment => 100);
-- Table of all units in a project tree
package Units_Htable is new Simple_HTable
(Header_Num => Header_Num,
Element => Unit_Index,
No_Element => No_Unit_Index,
Key => Name_Id,
Hash => Hash,
Equal => "=");
-- Mapping of unit names to indexes in the Units table
type Unit_Project is record
Unit : Unit_Index := No_Unit_Index;
Project : Project_Id := No_Project;
end record;
No_Unit_Project : constant Unit_Project := (No_Unit_Index, No_Project);
package Files_Htable is new Simple_HTable
(Header_Num => Header_Num,
Element => Unit_Project,
No_Element => No_Unit_Project,
Key => File_Name_Type,
Hash => Hash,
Equal => "=");
-- Mapping of file names to indexes in the Units table
type Private_Project_Tree_Data is private;
-- Data for a project tree that is used only by the Project Manager
type Project_Tree_Data is
record
-- Languages and sources of the project
First_Language : Language_Index := No_Language_Index;
--
First_Source : Source_Id := No_Source;
--
-- Tables
Languages_Data : Language_Data_Table.Instance;
Name_Lists : Name_List_Table.Instance;
String_Elements : String_Element_Table.Instance;
Variable_Elements : Variable_Element_Table.Instance;
Array_Elements : Array_Element_Table.Instance;
Arrays : Array_Table.Instance;
Packages : Package_Table.Instance;
Project_Lists : Project_List_Table.Instance;
Projects : Project_Table.Instance;
Sources : Source_Data_Table.Instance;
Alt_Langs : Alternate_Language_Table.Instance;
Units : Unit_Table.Instance;
Units_HT : Units_Htable.Instance;
Files_HT : Files_Htable.Instance;
Source_Paths_HT : Source_Paths_Htable.Instance;
-- For gprmake:
Present_Languages : Present_Language_Table.Instance;
Supp_Suffixes : Supp_Suffix_Table.Instance;
Supp_Languages : Supp_Language_Table.Instance;
Other_Sources : Other_Source_Table.Instance;
-- Private part
Private_Part : Private_Project_Tree_Data;
end record;
-- Data for a project tree
type Put_Line_Access is access procedure
(Line : String;
Project : Project_Id;
In_Tree : Project_Tree_Ref);
-- Use to customize error reporting in Prj.Proc and Prj.Nmsc
procedure Expect (The_Token : Token_Type; Token_Image : String);
-- Check that the current token is The_Token. If it is not, then
-- output an error message.
procedure Initialize (Tree : Project_Tree_Ref);
-- This procedure must be called before using any services from the Prj
-- hierarchy. Namet.Initialize must be called before Prj.Initialize.
procedure Reset (Tree : Project_Tree_Ref);
-- This procedure resets all the tables that are used when processing a
-- project file tree. Initialize must be called before the call to Reset.
procedure Register_Default_Naming_Scheme
(Language : Name_Id;
Default_Spec_Suffix : File_Name_Type;
Default_Body_Suffix : File_Name_Type;
In_Tree : Project_Tree_Ref);
-- Register the default suffixes for a given language. These extensions
-- will be ignored if the user has specified a new naming scheme in a
-- project file.
--
-- Otherwise, this information will be automatically added to Naming_Data
-- when a project is processed, in the lists Spec_Suffix and Body_Suffix.
generic
type State is limited private;
with procedure Action
(Project : Project_Id;
With_State : in out State);
procedure For_Every_Project_Imported
(By : Project_Id;
In_Tree : Project_Tree_Ref;
With_State : in out State);
-- Call Action for each project imported directly or indirectly by project
-- By. Action is called according to the order of importation: if A
-- imports B, directly or indirectly, Action will be called for A before
-- it is called for B. If two projects import each other directly or
-- indirectly (using at least one "limited with"), it is not specified
-- for which of these two projects Action will be called first. Projects
-- that are extended by other projects are not considered. With_State may
-- be used by Action to choose a behavior or to report some global result.
function Extend_Name
(File : File_Name_Type;
With_Suffix : String) return File_Name_Type;
-- Replace the extension of File with With_Suffix
function Object_Name
(Source_File_Name : File_Name_Type) return File_Name_Type;
-- Returns the object file name corresponding to a source file name
function Dependency_Name
(Source_File_Name : File_Name_Type;
Dependency : Dependency_File_Kind) return File_Name_Type;
-- Returns the dependency file name corresponding to a source file name
function Switches_Name
(Source_File_Name : File_Name_Type) return File_Name_Type;
-- Returns the switches file name corresponding to a source file name
-- For gprmake
function Body_Suffix_Of
(Language : Language_Index;
In_Project : Project_Data;
In_Tree : Project_Tree_Ref) return String;
-- Returns the suffix of sources of language Language in project In_Project
-- in project tree In_Tree.
function Is_Present
(Language : Language_Index;
In_Project : Project_Data;
In_Tree : Project_Tree_Ref) return Boolean;
-- Return True when Language is one of the languages used in
-- project In_Project.
procedure Set
(Language : Language_Index;
Present : Boolean;
In_Project : in out Project_Data;
In_Tree : Project_Tree_Ref);
-- Indicate if Language is or not a language used in project In_Project
function Language_Processing_Data_Of
(Language : Language_Index;
In_Project : Project_Data;
In_Tree : Project_Tree_Ref) return Language_Processing_Data;
-- Return the Language_Processing_Data for language Language in project
-- In_Project. Return the default when no Language_Processing_Data are
-- defined for the language.
procedure Set
(Language_Processing : Language_Processing_Data;
For_Language : Language_Index;
In_Project : in out Project_Data;
In_Tree : Project_Tree_Ref);
-- Set the Language_Processing_Data for language Language in project
-- In_Project.
function Suffix_Of
(Language : Language_Index;
In_Project : Project_Data;
In_Tree : Project_Tree_Ref) return File_Name_Type;
-- Return the suffix for language Language in project In_Project. Return
-- No_Name when no suffix is defined for the language.
procedure Set
(Suffix : File_Name_Type;
For_Language : Language_Index;
In_Project : in out Project_Data;
In_Tree : Project_Tree_Ref);
-- Set the suffix for language Language in project In_Project
----------------
-- Temp Files --
----------------
procedure Record_Temp_File (Path : Path_Name_Type);
-- Record the path of a newly created temporary file, so that it can be
-- deleted later.
procedure Delete_All_Temp_Files;
-- Delete all recorded temporary files
private
All_Packages : constant String_List_Access := null;
No_Project_Tree : constant Project_Tree_Ref := null;
Ignored : constant Variable_Kind := Single;
Nil_Variable_Value : constant Variable_Value :=
(Project => No_Project,
Kind => Undefined,
Location => No_Location,
Default => False);
Virtual_Prefix : constant String := "v$";
-- The prefix for virtual extending projects. Because of the '$', which is
-- normally forbidden for project names, there cannot be any name clash.
Empty_Name : Name_Id;
-- Name_Id for an empty name (no characters). Initialized by the call
-- to procedure Initialize.
procedure Add_To_Buffer
(S : String;
To : in out String_Access;
Last : in out Natural);
-- Append a String to the Buffer
type Naming_Id is new Nat;
package Naming_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Naming_Data,
Table_Index_Type => Naming_Id,
Table_Low_Bound => 1,
Table_Initial => 5,
Table_Increment => 100);
-- Table storing the naming data for gnatmake/gprmake
package Path_File_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Path_Name_Type,
Table_Index_Type => Natural,
Table_Low_Bound => 1,
Table_Initial => 50,
Table_Increment => 100);
-- Table storing all the temp path file names.
-- Used by Delete_All_Path_Files.
package Source_Path_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Name_Id,
Table_Index_Type => Natural,
Table_Low_Bound => 1,
Table_Initial => 50,
Table_Increment => 100);
-- A table to store the source dirs before creating the source path file
package Object_Path_Table is new GNAT.Dynamic_Tables
(Table_Component_Type => Path_Name_Type,
Table_Index_Type => Natural,
Table_Low_Bound => 1,
Table_Initial => 50,
Table_Increment => 100);
-- A table to store the object dirs, before creating the object path file
type Private_Project_Tree_Data is record
Namings : Naming_Table.Instance;
Path_Files : Path_File_Table.Instance;
Source_Paths : Source_Path_Table.Instance;
Object_Paths : Object_Path_Table.Instance;
Default_Naming : Naming_Data;
end record;
-- Type to represent the part of a project tree which is private to the
-- Project Manager.
end Prj;