1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001-2009, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
26 -- The following package declares the data types for GNAT project.
27 -- These data types may be used by GNAT Project-aware tools.
29 -- Children of these package implements various services on these data types.
30 -- See in particular Prj.Pars and Prj.Env.
32 with Casing; use Casing;
33 with Namet; use Namet;
34 with Scans; use Scans;
35 with Types; use Types;
37 with GNAT.Dynamic_HTables; use GNAT.Dynamic_HTables;
38 with GNAT.Dynamic_Tables;
39 with GNAT.OS_Lib; use GNAT.OS_Lib;
43 All_Other_Names : constant Name_Id := Names_High_Bound;
44 -- Name used to replace others as an index of an associative array
45 -- attribute in situations where this is allowed.
47 Subdirs : String_Ptr := null;
48 -- The value after the equal sign in switch --subdirs=...
49 -- Contains the relative subdirectory.
51 type Library_Support is (None, Static_Only, Full);
52 -- Support for Library Project File.
53 -- - None: Library Project Files are not supported at all
54 -- - Static_Only: Library Project Files are only supported for static
56 -- - Full: Library Project Files are supported for static and dynamic
57 -- (shared) libraries.
59 type Yes_No_Unknown is (Yes, No, Unknown);
60 -- Tri-state to decide if -lgnarl is needed when linking
62 type Project_Qualifier is
70 -- Qualifiers that can prefix the reserved word "project" in a project
72 -- Standard: standard project ...
73 -- Library: library project is ...
74 -- Dry: abstract project is
75 -- Aggregate: aggregate project is
76 -- Aggregate_Library: aggregate library project is ...
77 -- Configuration: configuration project is ...
79 All_Packages : constant String_List_Access;
80 -- Default value of parameter Packages of procedures Parse, in Prj.Pars and
81 -- Prj.Part, indicating that all packages should be checked.
83 type Project_Tree_Data;
84 type Project_Tree_Ref is access all Project_Tree_Data;
85 -- Reference to a project tree. Several project trees may exist in memory
88 No_Project_Tree : constant Project_Tree_Ref;
90 procedure Free (Tree : in out Project_Tree_Ref);
91 -- Free memory associated with the tree
93 Config_Project_File_Extension : String := ".cgpr";
94 Project_File_Extension : String := ".gpr";
95 -- The standard config and user project file name extensions. They are not
96 -- constants, because Canonical_Case_File_Name is called on these variables
97 -- in the body of Prj.
99 type Error_Warning is (Silent, Warning, Error);
100 -- Severity of some situations, such as: no Ada sources in a project where
101 -- Ada is one of the language.
103 -- When the situation occurs, the behaviour depends on the setting:
105 -- - Silent: no action
106 -- - Warning: issue a warning, does not cause the tool to fail
107 -- - Error: issue an error, causes the tool to fail
109 function Empty_File return File_Name_Type;
110 function Empty_String return Name_Id;
111 -- Return the id for an empty string ""
113 type Path_Information is record
114 Name : Path_Name_Type := No_Path;
115 Display_Name : Path_Name_Type := No_Path;
117 -- Directory names always end with a directory separator
119 No_Path_Information : constant Path_Information := (No_Path, No_Path);
122 type Project_Id is access all Project_Data;
123 No_Project : constant Project_Id := null;
124 -- Id of a Project File
126 type String_List_Id is new Nat;
127 Nil_String : constant String_List_Id := 0;
128 type String_Element is record
129 Value : Name_Id := No_Name;
131 Display_Value : Name_Id := No_Name;
132 Location : Source_Ptr := No_Location;
133 Flag : Boolean := False;
134 Next : String_List_Id := Nil_String;
136 -- To hold values for string list variables and array elements.
137 -- Component Flag may be used for various purposes. For source
138 -- directories, it indicates if the directory contains Ada source(s).
140 package String_Element_Table is new GNAT.Dynamic_Tables
141 (Table_Component_Type => String_Element,
142 Table_Index_Type => String_List_Id,
143 Table_Low_Bound => 1,
144 Table_Initial => 200,
145 Table_Increment => 100);
146 -- The table for string elements in string lists
148 type Variable_Kind is (Undefined, List, Single);
149 -- Different kinds of variables
151 subtype Defined_Variable_Kind is Variable_Kind range List .. Single;
152 -- The defined kinds of variables
154 Ignored : constant Variable_Kind;
155 -- Used to indicate that a package declaration must be ignored
156 -- while processing the project tree (unknown package name).
158 type Variable_Value (Kind : Variable_Kind := Undefined) is record
159 Project : Project_Id := No_Project;
160 Location : Source_Ptr := No_Location;
161 Default : Boolean := False;
166 Values : String_List_Id := Nil_String;
168 Value : Name_Id := No_Name;
172 -- Values for variables and array elements. Default is True if the
173 -- current value is the default one for the variable
175 Nil_Variable_Value : constant Variable_Value;
176 -- Value of a non existing variable or array element
178 type Variable_Id is new Nat;
179 No_Variable : constant Variable_Id := 0;
180 type Variable is record
181 Next : Variable_Id := No_Variable;
183 Value : Variable_Value;
185 -- To hold the list of variables in a project file and in packages
187 package Variable_Element_Table is new GNAT.Dynamic_Tables
188 (Table_Component_Type => Variable,
189 Table_Index_Type => Variable_Id,
190 Table_Low_Bound => 1,
191 Table_Initial => 200,
192 Table_Increment => 100);
193 -- The table of variable in list of variables
195 type Array_Element_Id is new Nat;
196 No_Array_Element : constant Array_Element_Id := 0;
197 type Array_Element is record
199 Src_Index : Int := 0;
200 Index_Case_Sensitive : Boolean := True;
201 Value : Variable_Value;
202 Next : Array_Element_Id := No_Array_Element;
204 -- Each Array_Element represents an array element and is linked (Next)
205 -- to the next array element, if any, in the array.
207 package Array_Element_Table is new GNAT.Dynamic_Tables
208 (Table_Component_Type => Array_Element,
209 Table_Index_Type => Array_Element_Id,
210 Table_Low_Bound => 1,
211 Table_Initial => 200,
212 Table_Increment => 100);
213 -- The table that contains all array elements
215 type Array_Id is new Nat;
216 No_Array : constant Array_Id := 0;
217 type Array_Data is record
218 Name : Name_Id := No_Name;
219 Location : Source_Ptr := No_Location;
220 Value : Array_Element_Id := No_Array_Element;
221 Next : Array_Id := No_Array;
223 -- Each Array_Data value represents an array.
224 -- Value is the id of the first element.
225 -- Next is the id of the next array in the project file or package.
227 package Array_Table is new GNAT.Dynamic_Tables
228 (Table_Component_Type => Array_Data,
229 Table_Index_Type => Array_Id,
230 Table_Low_Bound => 1,
231 Table_Initial => 200,
232 Table_Increment => 100);
233 -- The table that contains all arrays
235 type Package_Id is new Nat;
236 No_Package : constant Package_Id := 0;
237 type Declarations is record
238 Variables : Variable_Id := No_Variable;
239 Attributes : Variable_Id := No_Variable;
240 Arrays : Array_Id := No_Array;
241 Packages : Package_Id := No_Package;
243 -- Contains the declarations (variables, single and array attributes,
244 -- packages) for a project or a package in a project.
246 No_Declarations : constant Declarations :=
247 (Variables => No_Variable,
248 Attributes => No_Variable,
250 Packages => No_Package);
251 -- Default value of Declarations: indicates that there is no declarations
253 type Package_Element is record
254 Name : Name_Id := No_Name;
255 Decl : Declarations := No_Declarations;
256 Parent : Package_Id := No_Package;
257 Next : Package_Id := No_Package;
259 -- A package (includes declarations that may include other packages)
261 package Package_Table is new GNAT.Dynamic_Tables
262 (Table_Component_Type => Package_Element,
263 Table_Index_Type => Package_Id,
264 Table_Low_Bound => 1,
265 Table_Initial => 100,
266 Table_Increment => 100);
267 -- The table that contains all packages
270 type Language_Ptr is access all Language_Data;
271 -- Index of language data
273 No_Language_Index : constant Language_Ptr := null;
274 -- Constant indicating that there is no language data
276 function Get_Language_From_Name
277 (Project : Project_Id;
278 Name : String) return Language_Ptr;
279 -- Get a language from a project. This might return null if no such
280 -- language exists in the project
282 Max_Header_Num : constant := 6150;
283 type Header_Num is range 0 .. Max_Header_Num;
284 -- Size for hash table below. The upper bound is an arbitrary value, the
285 -- value here was chosen after testing to determine a good compromise
286 -- between speed of access and memory usage.
288 function Hash (Name : Name_Id) return Header_Num;
289 function Hash (Name : File_Name_Type) return Header_Num;
290 function Hash (Name : Path_Name_Type) return Header_Num;
291 function Hash (Project : Project_Id) return Header_Num;
292 -- Used for computing hash values for names put into above hash table
294 type Language_Kind is (File_Based, Unit_Based);
295 -- Type for the kind of language. All languages are file based, except Ada
296 -- which is unit based.
298 type Dependency_File_Kind is (None, Makefile, ALI_File);
299 -- Type of dependency to be checked: no dependency file, Makefile fragment
300 -- or ALI file (for Ada).
302 Makefile_Dependency_Suffix : constant String := ".d";
303 ALI_Dependency_Suffix : constant String := ".ali";
305 Switches_Dependency_Suffix : constant String := ".cswi";
307 Binder_Exchange_Suffix : constant String := ".bexch";
308 -- Suffix for binder exchange files
310 Library_Exchange_Suffix : constant String := ".lexch";
311 -- Suffix for library exchange files
313 type Name_List_Index is new Nat;
314 No_Name_List : constant Name_List_Index := 0;
316 type Name_Node is record
317 Name : Name_Id := No_Name;
318 Next : Name_List_Index := No_Name_List;
321 package Name_List_Table is new GNAT.Dynamic_Tables
322 (Table_Component_Type => Name_Node,
323 Table_Index_Type => Name_List_Index,
324 Table_Low_Bound => 1,
326 Table_Increment => 100);
327 -- The table for lists of names used in package Language_Processing
329 package Mapping_Files_Htable is new Simple_HTable
330 (Header_Num => Header_Num,
331 Element => Path_Name_Type,
332 No_Element => No_Path,
333 Key => Path_Name_Type,
336 -- A hash table to store the mapping files that are not used
338 type Lang_Naming_Data is record
339 Dot_Replacement : File_Name_Type := No_File;
340 -- The string to replace '.' in the source file name (for Ada)
342 Casing : Casing_Type := All_Lower_Case;
343 -- The casing of the source file name (for Ada)
345 Separate_Suffix : File_Name_Type := No_File;
346 -- String to append to unit name for source file name of an Ada subunit
348 Spec_Suffix : File_Name_Type := No_File;
349 -- The string to append to the unit name for the
350 -- source file name of a spec.
352 Body_Suffix : File_Name_Type := No_File;
353 -- The string to append to the unit name for the
354 -- source file name of a body.
357 No_Lang_Naming_Data : constant Lang_Naming_Data :=
358 (Dot_Replacement => No_File,
359 Casing => All_Lower_Case,
360 Separate_Suffix => No_File,
361 Spec_Suffix => No_File,
362 Body_Suffix => No_File);
364 function Is_Standard_GNAT_Naming (Naming : Lang_Naming_Data) return Boolean;
365 -- True if the naming scheme is GNAT's default naming scheme. This
366 -- is to take into account shortened names like "Ada." (a-), "System." (s-)
370 type Source_Id is access all Source_Data;
372 function Is_Compilable (Source : Source_Id) return Boolean;
373 pragma Inline (Is_Compilable);
374 -- Return True if we know how to compile Source (i.e. if a compiler is
375 -- defined). This doesn't indicate whether the source should be compiled.
377 function Object_To_Global_Archive (Source : Source_Id) return Boolean;
378 pragma Inline (Object_To_Global_Archive);
379 -- Return True if the object file should be put in the global archive.
380 -- This is for Ada, when only the closure of a main needs to be
383 function Other_Part (Source : Source_Id) return Source_Id;
384 pragma Inline (Other_Part);
385 -- Source ID for the other part, if any: for a spec, indicates its body;
386 -- for a body, indicates its spec.
388 No_Source : constant Source_Id := null;
390 type Path_Syntax_Kind is
395 -- Host specific syntax, for example on VMS (the default)
397 type Language_Config is record
398 Kind : Language_Kind := File_Based;
399 -- Kind of language. All languages are file based, except Ada which is
402 Naming_Data : Lang_Naming_Data;
403 -- The naming data for the languages (prefixes, etc.)
405 Include_Compatible_Languages : Name_List_Index := No_Name_List;
406 -- The list of languages that are "include compatible" with this
407 -- language. A language B (for example "C") is "include compatible" with
408 -- a language A (for example "C++") if it is expected that sources of
409 -- language A may "include" header files from language B.
411 Compiler_Driver : File_Name_Type := No_File;
412 -- The name of the executable for the compiler of the language
414 Compiler_Driver_Path : String_Access := null;
415 -- The path name of the executable for the compiler of the language
417 Compiler_Leading_Required_Switches : Name_List_Index := No_Name_List;
418 -- The list of initial switches that are required as a minimum to invoke
419 -- the compiler driver.
421 Compiler_Trailing_Required_Switches : Name_List_Index := No_Name_List;
422 -- The list of final switches that are required as a minimum to invoke
423 -- the compiler driver.
425 Path_Syntax : Path_Syntax_Kind := Host;
426 -- Value may be Canonical (Unix style) or Host (host syntax, for example
427 -- on VMS for DEC C).
429 Object_File_Suffix : Name_Id := No_Name;
430 -- Optional alternate object file suffix
432 Object_File_Switches : Name_List_Index := No_Name_List;
433 -- Optional object file switches. When this is defined, the switches
434 -- are used to specify the object file. The object file name is appended
435 -- to the last switch in the list. Example: ("-o", "").
437 Compilation_PIC_Option : Name_List_Index := No_Name_List;
438 -- The option(s) to compile a source in Position Independent Code for
439 -- shared libraries. Specified in the configuration. When not specified,
440 -- there is no need for such switch.
442 Object_Generated : Boolean := True;
443 -- False in no object file is generated
445 Objects_Linked : Boolean := True;
446 -- False if object files are not use to link executables and build
449 Runtime_Library_Dir : Name_Id := No_Name;
450 -- Path name of the runtime library directory, if any
452 Runtime_Source_Dir : Name_Id := No_Name;
453 -- Path name of the runtime source directory, if any
455 Mapping_File_Switches : Name_List_Index := No_Name_List;
456 -- The option(s) to provide a mapping file to the compiler. Specified in
457 -- the configuration. When value is No_Name_List, there is no mapping
460 Mapping_Spec_Suffix : File_Name_Type := No_File;
461 -- Placeholder representing the spec suffix in a mapping file
463 Mapping_Body_Suffix : File_Name_Type := No_File;
464 -- Placeholder representing the body suffix in a mapping file
466 Config_File_Switches : Name_List_Index := No_Name_List;
467 -- The option(s) to provide a config file to the compiler. Specified in
468 -- the configuration. When value is No_Name_List, there is no config
471 Dependency_Kind : Dependency_File_Kind := None;
472 -- The kind of dependency to be checked: none, Makefile fragment or
473 -- ALI file (for Ada).
475 Dependency_Option : Name_List_Index := No_Name_List;
476 -- The option(s) to be used to create the dependency file. When value is
477 -- No_Name_List, there is not such option(s).
479 Compute_Dependency : Name_List_Index := No_Name_List;
480 -- Hold the value of attribute Dependency_Driver, if declared for the
483 Include_Option : Name_List_Index := No_Name_List;
484 -- Hold the value of attribute Include_Switches, if declared for the
487 Include_Path : Name_Id := No_Name;
488 -- Name of environment variable declared by attribute Include_Path for
491 Include_Path_File : Name_Id := No_Name;
492 -- Name of environment variable declared by attribute Include_Path_File
495 Objects_Path : Name_Id := No_Name;
496 -- Name of environment variable declared by attribute Objects_Path for
499 Objects_Path_File : Name_Id := No_Name;
500 -- Name of environment variable declared by attribute Objects_Path_File
503 Config_Body : Name_Id := No_Name;
504 -- The template for a pragma Source_File_Name(_Project) for a specific
505 -- file name of a body.
507 Config_Spec : Name_Id := No_Name;
508 -- The template for a pragma Source_File_Name(_Project) for a specific
509 -- file name of a spec.
511 Config_Body_Pattern : Name_Id := No_Name;
512 -- The template for a pragma Source_File_Name(_Project) for a naming
515 Config_Spec_Pattern : Name_Id := No_Name;
516 -- The template for a pragma Source_File_Name(_Project) for a naming
519 Config_File_Unique : Boolean := False;
520 -- Indicate if the config file specified to the compiler needs to be
521 -- unique. If it is unique, then all config files are concatenated into
522 -- a temp config file.
524 Binder_Driver : File_Name_Type := No_File;
525 -- The name of the binder driver for the language, if any
527 Binder_Driver_Path : Path_Name_Type := No_Path;
528 -- The path name of the binder driver
530 Binder_Required_Switches : Name_List_Index := No_Name_List;
531 -- Hold the value of attribute Binder'Required_Switches for the language
533 Binder_Prefix : Name_Id := No_Name;
534 -- Hold the value of attribute Binder'Prefix for the language
536 Toolchain_Version : Name_Id := No_Name;
537 -- Hold the value of attribute Toolchain_Version for the language
539 Toolchain_Description : Name_Id := No_Name;
540 -- Hold the value of attribute Toolchain_Description for the language
543 -- Record describing the configuration of a language
545 No_Language_Config : constant Language_Config :=
547 Naming_Data => No_Lang_Naming_Data,
548 Include_Compatible_Languages => No_Name_List,
549 Compiler_Driver => No_File,
550 Compiler_Driver_Path => null,
551 Compiler_Leading_Required_Switches => No_Name_List,
552 Compiler_Trailing_Required_Switches => No_Name_List,
553 Path_Syntax => Canonical,
554 Object_File_Suffix => No_Name,
555 Object_File_Switches => No_Name_List,
556 Compilation_PIC_Option => No_Name_List,
557 Object_Generated => True,
558 Objects_Linked => True,
559 Runtime_Library_Dir => No_Name,
560 Runtime_Source_Dir => No_Name,
561 Mapping_File_Switches => No_Name_List,
562 Mapping_Spec_Suffix => No_File,
563 Mapping_Body_Suffix => No_File,
564 Config_File_Switches => No_Name_List,
565 Dependency_Kind => None,
566 Dependency_Option => No_Name_List,
567 Compute_Dependency => No_Name_List,
568 Include_Option => No_Name_List,
569 Include_Path => No_Name,
570 Include_Path_File => No_Name,
571 Objects_Path => No_Name,
572 Objects_Path_File => No_Name,
573 Config_Body => No_Name,
574 Config_Spec => No_Name,
575 Config_Body_Pattern => No_Name,
576 Config_Spec_Pattern => No_Name,
577 Config_File_Unique => False,
578 Binder_Driver => No_File,
579 Binder_Driver_Path => No_Path,
580 Binder_Required_Switches => No_Name_List,
581 Binder_Prefix => No_Name,
582 Toolchain_Version => No_Name,
583 Toolchain_Description => No_Name);
585 type Language_Data is record
586 Name : Name_Id := No_Name;
587 Display_Name : Name_Id := No_Name;
588 Config : Language_Config := No_Language_Config;
589 First_Source : Source_Id := No_Source;
590 Mapping_Files : Mapping_Files_Htable.Instance :=
591 Mapping_Files_Htable.Nil;
592 Next : Language_Ptr := No_Language_Index;
595 No_Language_Data : constant Language_Data :=
597 Display_Name => No_Name,
598 Config => No_Language_Config,
599 First_Source => No_Source,
600 Mapping_Files => Mapping_Files_Htable.Nil,
601 Next => No_Language_Index);
603 type Language_List_Element;
604 type Language_List is access all Language_List_Element;
605 type Language_List_Element is record
606 Language : Language_Ptr := No_Language_Index;
607 Next : Language_List;
610 type Source_Kind is (Spec, Impl, Sep);
611 subtype Spec_Or_Body is Source_Kind range Spec .. Impl;
613 type File_Names_Data is array (Spec_Or_Body) of Source_Id;
614 type Unit_Data is record
615 Name : Name_Id := No_Name;
616 File_Names : File_Names_Data;
618 type Unit_Index is access all Unit_Data;
619 No_Unit_Index : constant Unit_Index := null;
620 -- Name and File and Path names of a unit, with a reference to its
621 -- GNAT Project File(s).
623 type Source_Data is record
624 Project : Project_Id := No_Project;
625 -- Project of the source
627 Language : Language_Ptr := No_Language_Index;
628 -- Index of the language. This is an index into
629 -- Project_Tree.Languages_Data.
631 In_Interfaces : Boolean := True;
632 -- False when the source is not included in interfaces, when attribute
633 -- Interfaces is declared.
635 Declared_In_Interfaces : Boolean := False;
636 -- True when source is declared in attribute Interfaces
638 Alternate_Languages : Language_List;
639 -- List of languages a header file may also be, in addition of language
642 Kind : Source_Kind := Spec;
643 -- Kind of the source: spec, body or subunit
645 Unit : Unit_Index := No_Unit_Index;
646 -- Name of the unit, if language is unit based. This is only set for
647 -- those files that are part of the compilation set (for instance a
648 -- file in an extended project that is overridden will not have this
652 -- Index of the source in a multi unit source file (the same Source_Data
653 -- is duplicated several times when there are several units in the same
654 -- file). Index is 0 if there is either no unit or a single one, and
655 -- starts at 1 when there are multiple units
657 Locally_Removed : Boolean := False;
658 -- True if the source has been "excluded"
660 Replaced_By : Source_Id := No_Source;
662 File : File_Name_Type := No_File;
663 -- Canonical file name of the source
665 Display_File : File_Name_Type := No_File;
666 -- File name of the source, for display purposes
668 Path : Path_Information := No_Path_Information;
669 -- Path name of the source
671 Source_TS : Time_Stamp_Type := Empty_Time_Stamp;
672 -- Time stamp of the source file
674 Object_Project : Project_Id := No_Project;
675 -- Project where the object file is. This might be different from
676 -- Project when using extending project files.
678 Object : File_Name_Type := No_File;
679 -- File name of the object file
681 Current_Object_Path : Path_Name_Type := No_Path;
682 -- Object path of an existing object file
684 Object_Path : Path_Name_Type := No_Path;
685 -- Object path of the real object file
687 Object_TS : Time_Stamp_Type := Empty_Time_Stamp;
688 -- Object file time stamp
690 Dep_Name : File_Name_Type := No_File;
691 -- Dependency file simple name
693 Current_Dep_Path : Path_Name_Type := No_Path;
694 -- Path name of an existing dependency file
696 Dep_Path : Path_Name_Type := No_Path;
697 -- Path name of the real dependency file
699 Dep_TS : Time_Stamp_Type := Empty_Time_Stamp;
700 -- Dependency file time stamp
702 Switches : File_Name_Type := No_File;
703 -- File name of the switches file. For all languages, this is a file
704 -- that ends with the .cswi extension.
706 Switches_Path : Path_Name_Type := No_Path;
707 -- Path name of the switches file
709 Switches_TS : Time_Stamp_Type := Empty_Time_Stamp;
710 -- Switches file time stamp
712 Naming_Exception : Boolean := False;
713 -- True if the source has an exceptional name
715 Next_In_Lang : Source_Id := No_Source;
716 -- Link to another source of the same language in the same project
719 No_Source_Data : constant Source_Data :=
720 (Project => No_Project,
721 Language => No_Language_Index,
722 In_Interfaces => True,
723 Declared_In_Interfaces => False,
724 Alternate_Languages => null,
726 Unit => No_Unit_Index,
728 Locally_Removed => False,
729 Replaced_By => No_Source,
731 Display_File => No_File,
732 Path => No_Path_Information,
733 Source_TS => Empty_Time_Stamp,
734 Object_Project => No_Project,
736 Current_Object_Path => No_Path,
737 Object_Path => No_Path,
738 Object_TS => Empty_Time_Stamp,
740 Current_Dep_Path => No_Path,
742 Dep_TS => Empty_Time_Stamp,
744 Switches_Path => No_Path,
745 Switches_TS => Empty_Time_Stamp,
746 Naming_Exception => False,
747 Next_In_Lang => No_Source);
749 package Source_Paths_Htable is new Simple_HTable
750 (Header_Num => Header_Num,
751 Element => Source_Id,
752 No_Element => No_Source,
753 Key => Path_Name_Type,
756 -- Mapping of source paths to source ids
758 package Unit_Sources_Htable is new Simple_HTable
759 (Header_Num => Header_Num,
760 Element => Source_Id,
761 No_Element => No_Source,
766 type Verbosity is (Default, Medium, High);
767 -- Verbosity when parsing GNAT Project Files
768 -- Default is default (very quiet, if no errors).
769 -- Medium is more verbose.
770 -- High is extremely verbose.
772 Current_Verbosity : Verbosity := Default;
773 -- The current value of the verbosity the project files are parsed with
775 type Lib_Kind is (Static, Dynamic, Relocatable);
777 type Policy is (Autonomous, Compliant, Controlled, Restricted, Direct);
778 -- Type to specify the symbol policy, when symbol control is supported.
779 -- See full explanation about this type in package Symbols.
780 -- Autonomous: Create a symbol file without considering any reference
781 -- Compliant: Try to be as compatible as possible with an existing ref
782 -- Controlled: Fail if symbols are not the same as those in the reference
783 -- Restricted: Restrict the symbols to those in the symbol file
784 -- Direct: The symbol file is used as is
786 type Symbol_Record is record
787 Symbol_File : Path_Name_Type := No_Path;
788 Reference : Path_Name_Type := No_Path;
789 Symbol_Policy : Policy := Autonomous;
791 -- Type to keep the symbol data to be used when building a shared library
793 No_Symbols : constant Symbol_Record :=
794 (Symbol_File => No_Path,
795 Reference => No_Path,
796 Symbol_Policy => Autonomous);
797 -- The default value of the symbol data
799 function Image (Casing : Casing_Type) return String;
800 -- Similar to 'Image (but avoid use of this attribute in compiler)
802 function Value (Image : String) return Casing_Type;
803 -- Similar to 'Value (but avoid use of this attribute in compiler)
804 -- Raises Constraint_Error if not a Casing_Type image.
806 -- The following record contains data for a naming scheme
808 function Get_Object_Directory
809 (Project : Project_Id;
810 Including_Libraries : Boolean;
811 Only_If_Ada : Boolean := False) return Path_Name_Type;
812 -- Return the object directory to use for the project. This depends on
813 -- whether we have a library project or a standard project. This function
814 -- might return No_Name when no directory applies.
815 -- If we have a a library project file and Including_Libraries is True then
816 -- the library dir is returned instead of the object dir.
817 -- If Only_If_Ada is True, then No_Name will be returned when the project
818 -- doesn't Ada sources.
820 procedure Compute_All_Imported_Projects (Project : Project_Id);
821 -- Compute, the list of the projects imported directly or indirectly by
822 -- project Project. The result is stored in Project.All_Imported_Projects
824 function Ultimate_Extending_Project_Of
825 (Proj : Project_Id) return Project_Id;
826 -- Returns the ultimate extending project of project Proj. If project Proj
827 -- is not extended, returns Proj.
829 type Project_List_Element;
830 type Project_List is access all Project_List_Element;
831 type Project_List_Element is record
832 Project : Project_Id := No_Project;
833 Next : Project_List := null;
835 -- A list of projects
838 (List : in out Project_List;
839 Free_Project : Boolean);
840 -- Free the list of projects, if Free_Project, each project is also freed
842 type Response_File_Format is
847 -- The format of the different response files
849 type Project_Configuration is record
850 Target : Name_Id := No_Name;
851 -- The target of the configuration, when specified
853 Run_Path_Option : Name_List_Index := No_Name_List;
854 -- The option to use when linking to specify the path where to look for
857 Separate_Run_Path_Options : Boolean := False;
858 -- True if each directory needs to be specified in a separate run path
861 Executable_Suffix : Name_Id := No_Name;
862 -- The suffix of executables, when specified in the configuration or in
863 -- package Builder of the main project. When this is not specified, the
864 -- executable suffix is the default for the platform.
868 Linker : Path_Name_Type := No_Path;
869 -- Path name of the linker driver. Specified in the configuration or in
870 -- the package Builder of the main project.
872 Map_File_Option : Name_Id := No_Name;
873 -- Option to use when invoking the linker to build a map file
875 Minimum_Linker_Options : Name_List_Index := No_Name_List;
876 -- The minimum options for the linker driver. Specified in the
879 Linker_Executable_Option : Name_List_Index := No_Name_List;
880 -- The option(s) to indicate the name of the executable in the linker
881 -- command. Specified in the configuration. When not specified, default
882 -- to -o <executable name>.
884 Linker_Lib_Dir_Option : Name_Id := No_Name;
885 -- The option to specify where to find a library for linking. Specified
886 -- in the configuration. When not specified, defaults to "-L".
888 Linker_Lib_Name_Option : Name_Id := No_Name;
889 -- The option to specify the name of a library for linking. Specified in
890 -- the configuration. When not specified, defaults to "-l".
892 Max_Command_Line_Length : Natural := 0;
893 -- When positive and when Resp_File_Format (see below) is not None,
894 -- if the command line for the invocation of the linker would be greater
895 -- than this value, a response file is used to invoke the linker.
897 Resp_File_Format : Response_File_Format := None;
898 -- The format of a response file, when linking with a response file is
901 Resp_File_Options : Name_List_Index := No_Name_List;
902 -- The switches, if any, that precede the path name of the response
903 -- file in the invocation of the linker.
907 Library_Builder : Path_Name_Type := No_Path;
908 -- The executable to build library (specified in the configuration)
910 Lib_Support : Library_Support := None;
911 -- The level of library support. Specified in the configuration. Support
912 -- is none, static libraries only or both static and shared libraries.
914 Archive_Builder : Name_List_Index := No_Name_List;
915 -- The name of the executable to build archives, with the minimum
916 -- switches. Specified in the configuration.
918 Archive_Builder_Append_Option : Name_List_Index := No_Name_List;
919 -- The options to append object files to an archive
921 Archive_Indexer : Name_List_Index := No_Name_List;
922 -- The name of the executable to index archives, with the minimum
923 -- switches. Specified in the configuration.
925 Archive_Suffix : File_Name_Type := No_File;
926 -- The suffix of archives. Specified in the configuration. When not
927 -- specified, defaults to ".a".
929 Lib_Partial_Linker : Name_List_Index := No_Name_List;
933 Shared_Lib_Driver : File_Name_Type := No_File;
934 -- The driver to link shared libraries. Set with attribute Library_GCC.
937 Shared_Lib_Prefix : File_Name_Type := No_File;
938 -- Part of a shared library file name that precedes the name of the
939 -- library. Specified in the configuration. When not specified, defaults
942 Shared_Lib_Suffix : File_Name_Type := No_File;
943 -- Suffix of shared libraries, after the library name in the shared
944 -- library name. Specified in the configuration. When not specified,
947 Shared_Lib_Min_Options : Name_List_Index := No_Name_List;
948 -- The minimum options to use when building a shared library
950 Lib_Version_Options : Name_List_Index := No_Name_List;
951 -- The options to use to specify a library version
953 Symbolic_Link_Supported : Boolean := False;
954 -- True if the platform supports symbolic link files
956 Lib_Maj_Min_Id_Supported : Boolean := False;
957 -- True if platform supports library major and minor options, such as
958 -- libname.so -> libname.so.2 -> libname.so.2.4
960 Auto_Init_Supported : Boolean := False;
961 -- True if automatic initialisation is supported for shared stand-alone
965 Default_Project_Config : constant Project_Configuration :=
967 Run_Path_Option => No_Name_List,
968 Separate_Run_Path_Options => False,
969 Executable_Suffix => No_Name,
971 Map_File_Option => No_Name,
972 Minimum_Linker_Options => No_Name_List,
973 Linker_Executable_Option => No_Name_List,
974 Linker_Lib_Dir_Option => No_Name,
975 Linker_Lib_Name_Option => No_Name,
976 Library_Builder => No_Path,
977 Max_Command_Line_Length => 0,
978 Resp_File_Format => None,
979 Resp_File_Options => No_Name_List,
981 Archive_Builder => No_Name_List,
982 Archive_Builder_Append_Option => No_Name_List,
983 Archive_Indexer => No_Name_List,
984 Archive_Suffix => No_File,
985 Lib_Partial_Linker => No_Name_List,
986 Shared_Lib_Driver => No_File,
987 Shared_Lib_Prefix => No_File,
988 Shared_Lib_Suffix => No_File,
989 Shared_Lib_Min_Options => No_Name_List,
990 Lib_Version_Options => No_Name_List,
991 Symbolic_Link_Supported => False,
992 Lib_Maj_Min_Id_Supported => False,
993 Auto_Init_Supported => False);
995 -- The following record describes a project file representation
997 -- Note that it is not specified if the path names of directories (source,
998 -- object, library or exec directories) end with or without a directory
1001 type Project_Data is record
1007 Name : Name_Id := No_Name;
1008 -- The name of the project
1010 Display_Name : Name_Id := No_Name;
1011 -- The name of the project with the spelling of its declaration
1013 Qualifier : Project_Qualifier := Unspecified;
1014 -- The eventual qualifier for this project
1016 Externally_Built : Boolean := False;
1017 -- True if the project is externally built. In such case, the Project
1018 -- Manager will not modify anything in this project.
1020 Config : Project_Configuration;
1022 Path : Path_Information := No_Path_Information;
1023 -- The path name of the project file. This include base name of the
1026 Virtual : Boolean := False;
1027 -- True for virtual extending projects
1029 Location : Source_Ptr := No_Location;
1030 -- The location in the project file source of the reserved word project
1036 Languages : Language_Ptr := No_Language_Index;
1037 -- First index of the language data in the project.
1038 -- This is an index into the project_tree_data.languages_data.
1039 -- Traversing the list gives access to all the languages supported by
1046 Mains : String_List_Id := Nil_String;
1047 -- List of mains specified by attribute Main
1049 Extends : Project_Id := No_Project;
1050 -- The reference of the project file, if any, that this project file
1053 Extended_By : Project_Id := No_Project;
1054 -- The reference of the project file, if any, that extends this project
1057 Decl : Declarations := No_Declarations;
1058 -- The declarations (variables, attributes and packages) of this project
1061 Imported_Projects : Project_List;
1062 -- The list of all directly imported projects, if any
1064 All_Imported_Projects : Project_List;
1065 -- The list of all projects imported directly or indirectly, if any
1071 Directory : Path_Information := No_Path_Information;
1072 -- Path name of the directory where the project file resides
1074 Object_Directory : Path_Information := No_Path_Information;
1075 -- The path name of the object directory of this project file
1077 Exec_Directory : Path_Information := No_Path_Information;
1078 -- The path name of the exec directory of this project file. Default is
1079 -- equal to Object_Directory.
1085 Library : Boolean := False;
1086 -- True if this is a library project
1088 Library_Name : Name_Id := No_Name;
1089 -- If a library project, name of the library
1091 Library_Kind : Lib_Kind := Static;
1092 -- If a library project, kind of library
1094 Library_Dir : Path_Information := No_Path_Information;
1095 -- If a library project, path name of the directory where the library
1098 Library_TS : Time_Stamp_Type := Empty_Time_Stamp;
1099 -- The timestamp of a library file in a library project
1101 Library_Src_Dir : Path_Information := No_Path_Information;
1102 -- If a Stand-Alone Library project, path name of the directory where
1103 -- the sources of the interfaces of the library are copied. By default,
1104 -- if attribute Library_Src_Dir is not specified, sources of the
1105 -- interfaces are not copied anywhere.
1107 Library_ALI_Dir : Path_Information := No_Path_Information;
1108 -- In a library project, path name of the directory where the ALI files
1109 -- are copied. If attribute Library_ALI_Dir is not specified, ALI files
1110 -- are copied in the Library_Dir.
1112 Lib_Internal_Name : Name_Id := No_Name;
1113 -- If a library project, internal name store inside the library
1115 Standalone_Library : Boolean := False;
1116 -- Indicate that this is a Standalone Library Project File
1118 Lib_Interface_ALIs : String_List_Id := Nil_String;
1119 -- For Standalone Library Project Files, indicate the list of Interface
1122 Lib_Auto_Init : Boolean := False;
1123 -- For non static Stand-Alone Library Project Files, indicate if
1124 -- the library initialisation should be automatic.
1126 Symbol_Data : Symbol_Record := No_Symbols;
1127 -- Symbol file name, reference symbol file name, symbol policy
1129 Need_To_Build_Lib : Boolean := False;
1130 -- Indicates that the library of a Library Project needs to be built or
1136 -- The sources for all languages including Ada are accessible through
1137 -- the Source_Iterator type
1139 Interfaces_Defined : Boolean := False;
1140 -- True if attribute Interfaces is declared for the project or any
1141 -- project it extends.
1143 Include_Path : String_Access := null;
1144 -- The search source path for the project. Used as the value for an
1145 -- environment variable, specified by attribute Include_Path
1146 -- (<language>). The names of the environment variables are in component
1147 -- Include_Path of the records Language_Config.
1149 Include_Path_File : Path_Name_Type := No_Path;
1150 -- The path name of the of the source search directory file
1152 Include_Data_Set : Boolean := False;
1153 -- Set True when Imported_Directories_Switches or Include_Path are set
1155 Source_Dirs : String_List_Id := Nil_String;
1156 -- The list of all the source directories
1158 Known_Order_Of_Source_Dirs : Boolean := True;
1159 -- False, if there is any /** in the Source_Dirs, because in this case
1160 -- the ordering of the source subdirs depend on the OS. If True,
1161 -- duplicate file names in the same project file are allowed.
1163 Ada_Include_Path : String_Access := null;
1164 -- The cached value of source search path for this project file. Set by
1165 -- the first call to Prj.Env.Ada_Include_Path for the project. Do not
1166 -- use this field directly outside of the project manager, use
1167 -- Prj.Env.Ada_Include_Path instead.
1173 Ada_Objects_Path : String_Access := null;
1174 -- The cached value of ADA_OBJECTS_PATH for this project file. Do not
1175 -- use this field directly outside of the compiler, use
1176 -- Prj.Env.Ada_Objects_Path instead.
1178 Libgnarl_Needed : Yes_No_Unknown := Unknown;
1179 -- Set to True when libgnarl is needed to link
1181 Objects_Path : String_Access := null;
1182 -- The cached value of the object dir path, used during the binding
1183 -- phase of gprbuild.
1185 Objects_Path_File_With_Libs : Path_Name_Type := No_Path;
1186 -- The cached value of the object path temp file (including library
1187 -- dirs) for this project file.
1189 Objects_Path_File_Without_Libs : Path_Name_Type := No_Path;
1190 -- The cached value of the object path temp file (excluding library
1191 -- dirs) for this project file.
1193 Config_File_Name : Path_Name_Type := No_Path;
1194 -- The path name of the configuration pragmas file, if any
1196 Config_File_Temp : Boolean := False;
1197 -- An indication that the configuration pragmas file is a temporary file
1198 -- that must be deleted at the end.
1200 Config_Checked : Boolean := False;
1201 -- A flag to avoid checking repetitively the configuration pragmas file
1203 Depth : Natural := 0;
1204 -- The maximum depth of a project in the project graph. Depth of main
1207 Unkept_Comments : Boolean := False;
1208 -- True if there are comments in the project sources that cannot be kept
1209 -- in the project tree.
1213 function Empty_Project return Project_Data;
1214 -- Return the representation of an empty project
1216 function Is_Extending
1217 (Extending : Project_Id;
1218 Extended : Project_Id) return Boolean;
1219 -- Return True if Extending is extending the Extended project
1221 function Has_Ada_Sources (Data : Project_Id) return Boolean;
1222 -- Return True if the project has Ada sources
1224 Project_Error : exception;
1225 -- Raised by some subprograms in Prj.Attr
1227 package Units_Htable is new Simple_HTable
1228 (Header_Num => Header_Num,
1229 Element => Unit_Index,
1230 No_Element => No_Unit_Index,
1234 -- Mapping of unit names to indexes in the Units table
1236 ---------------------
1237 -- Source_Iterator --
1238 ---------------------
1240 type Source_Iterator is private;
1242 function For_Each_Source
1243 (In_Tree : Project_Tree_Ref;
1244 Project : Project_Id := No_Project;
1245 Language : Name_Id := No_Name) return Source_Iterator;
1246 -- Returns an iterator for all the sources of a project tree, or a specific
1247 -- project, or a specific language.
1249 function Element (Iter : Source_Iterator) return Source_Id;
1250 -- Return the current source (or No_Source if there are no more sources)
1252 procedure Next (Iter : in out Source_Iterator);
1253 -- Move on to the next source
1255 function Find_Source
1256 (In_Tree : Project_Tree_Ref;
1257 Project : Project_Id;
1258 In_Imported_Only : Boolean := False;
1259 In_Extended_Only : Boolean := False;
1260 Base_Name : File_Name_Type) return Source_Id;
1261 -- Find the first source file with the given name either in the whole tree
1262 -- (if In_Imported_Only is False) or in the projects imported or extended
1263 -- by Project otherwise. In_Extended_Only implies In_Imported_Only, and
1264 -- will only look in Project and the projects it extends
1266 -----------------------
1267 -- Project_Tree_Data --
1268 -----------------------
1270 type Private_Project_Tree_Data is private;
1271 -- Data for a project tree that is used only by the Project Manager
1273 type Project_Tree_Data is
1275 Name_Lists : Name_List_Table.Instance;
1276 String_Elements : String_Element_Table.Instance;
1277 Variable_Elements : Variable_Element_Table.Instance;
1278 Array_Elements : Array_Element_Table.Instance;
1279 Arrays : Array_Table.Instance;
1280 Packages : Package_Table.Instance;
1281 Projects : Project_List;
1283 Units_HT : Units_Htable.Instance;
1284 -- Unit name to Unit_Index (and from there so Source_Id)
1286 Source_Paths_HT : Source_Paths_Htable.Instance;
1287 -- Full path to Source_Id
1289 Private_Part : Private_Project_Tree_Data;
1291 -- Data for a project tree
1293 type Put_Line_Access is access procedure
1295 Project : Project_Id;
1296 In_Tree : Project_Tree_Ref);
1297 -- Use to customize error reporting in Prj.Proc and Prj.Nmsc
1299 procedure Expect (The_Token : Token_Type; Token_Image : String);
1300 -- Check that the current token is The_Token. If it is not, then output
1301 -- an error message.
1303 procedure Initialize (Tree : Project_Tree_Ref);
1304 -- This procedure must be called before using any services from the Prj
1305 -- hierarchy. Namet.Initialize must be called before Prj.Initialize.
1307 procedure Reset (Tree : Project_Tree_Ref);
1308 -- This procedure resets all the tables that are used when processing a
1309 -- project file tree. Initialize must be called before the call to Reset.
1311 type Processing_Flags is private;
1312 -- Flags used while parsing and processing a project tree to configure the
1313 -- behavior of the parser, and indicate how to report error messages. This
1314 -- structure does not allocate memory and never needs to be freed
1316 function Create_Flags
1317 (Report_Error : Put_Line_Access;
1318 When_No_Sources : Error_Warning;
1319 Require_Sources_Other_Lang : Boolean := True;
1320 Allow_Duplicate_Basenames : Boolean := True;
1321 Compiler_Driver_Mandatory : Boolean := False;
1322 Error_On_Unknown_Language : Boolean := True) return Processing_Flags;
1323 -- Function used to create Processing_Flags structure
1325 -- If Allow_Duplicate_Basenames, then files with the same base names are
1326 -- authorized within a project for source-based languages (never for unit
1327 -- based languages).
1329 -- If Compiler_Driver_Mandatory is true, then a Compiler.Driver attribute
1330 -- for each language must be defined, or we will not look for its source
1333 -- When_No_Sources indicates what should be done when no sources of a
1334 -- language are found in a project where this language is declared.
1335 -- If Require_Sources_Other_Lang is true, then all languages must have at
1336 -- least one source file, or an error is reported via When_No_Sources. If
1337 -- it is false, this is only required for Ada (and only if it is a language
1338 -- of the project). When this parameter is set to False, we do not check
1339 -- that a proper naming scheme is defined for languages other than Ada.
1341 -- If Report_Error is null, use the standard error reporting mechanism
1342 -- (Errout). Otherwise, report errors using Report_Error.
1344 -- If Error_On_Unknown_Language is true, an error is displayed if some of
1345 -- the source files listed in the project do not match any naming scheme
1347 Gprbuild_Flags : constant Processing_Flags;
1348 Gnatmake_Flags : constant Processing_Flags;
1349 -- Flags used by the various tools. They all display the error messages
1352 package Project_Boolean_Htable is new Simple_HTable
1353 (Header_Num => Header_Num,
1355 No_Element => False,
1359 -- A table that associates a project to a boolean. This is used to detect
1360 -- whether a project was already processed for instance.
1363 type State is limited private;
1364 with procedure Action
1365 (Project : Project_Id;
1366 With_State : in out State);
1367 procedure For_Every_Project_Imported
1369 With_State : in out State;
1370 Imported_First : Boolean := False);
1371 -- Call Action for each project imported directly or indirectly by project
1372 -- By, as well as extended projects.
1373 -- The order of processing depends on Imported_First:
1374 -- If False, Action is called according to the order of importation: if A
1375 -- imports B, directly or indirectly, Action will be called for A before
1376 -- it is called for B. If two projects import each other directly or
1377 -- indirectly (using at least one "limited with"), it is not specified
1378 -- for which of these two projects Action will be called first.
1379 -- The order is reversed if Imported_First is True.
1380 -- With_State may be used by Action to choose a behavior or to report some
1383 function Extend_Name
1384 (File : File_Name_Type;
1385 With_Suffix : String) return File_Name_Type;
1386 -- Replace the extension of File with With_Suffix
1388 function Object_Name
1389 (Source_File_Name : File_Name_Type;
1390 Object_File_Suffix : Name_Id := No_Name) return File_Name_Type;
1391 -- Returns the object file name corresponding to a source file name
1393 function Dependency_Name
1394 (Source_File_Name : File_Name_Type;
1395 Dependency : Dependency_File_Kind) return File_Name_Type;
1396 -- Returns the dependency file name corresponding to a source file name
1398 function Switches_Name
1399 (Source_File_Name : File_Name_Type) return File_Name_Type;
1400 -- Returns the switches file name corresponding to a source file name
1406 procedure Record_Temp_File
1407 (Tree : Project_Tree_Ref;
1408 Path : Path_Name_Type);
1409 -- Record the path of a newly created temporary file, so that it can be
1412 procedure Delete_All_Temp_Files (Tree : Project_Tree_Ref);
1413 -- Delete all recorded temporary files.
1414 -- Does nothing if Debug.Debug_Flag_N is set
1416 procedure Delete_Temporary_File
1417 (Tree : Project_Tree_Ref;
1418 Path : Path_Name_Type);
1419 -- Delete a temporary file from the disk. The file is also removed from the
1420 -- list of temporary files to delete at the end of the program, in case
1421 -- another program running on the same machine has recreated it.
1422 -- Does nothing if Debug.Debug_Flag_N is set
1426 All_Packages : constant String_List_Access := null;
1428 No_Project_Tree : constant Project_Tree_Ref := null;
1430 Ignored : constant Variable_Kind := Single;
1432 Nil_Variable_Value : constant Variable_Value :=
1433 (Project => No_Project,
1435 Location => No_Location,
1438 Virtual_Prefix : constant String := "v$";
1439 -- The prefix for virtual extending projects. Because of the '$', which is
1440 -- normally forbidden for project names, there cannot be any name clash.
1442 type Source_Iterator is record
1443 In_Tree : Project_Tree_Ref;
1445 Project : Project_List;
1446 All_Projects : Boolean;
1447 -- Current project and whether we should move on to the next
1449 Language : Language_Ptr;
1450 -- Current language processed
1452 Language_Name : Name_Id;
1453 -- Only sources of this language will be returned (or all if No_Name)
1455 Current : Source_Id;
1458 procedure Add_To_Buffer
1460 To : in out String_Access;
1461 Last : in out Natural);
1462 -- Append a String to the Buffer
1464 package Temp_Files_Table is new GNAT.Dynamic_Tables
1465 (Table_Component_Type => Path_Name_Type,
1466 Table_Index_Type => Integer,
1467 Table_Low_Bound => 1,
1468 Table_Initial => 10,
1469 Table_Increment => 10);
1470 -- Table to store the path name of all the created temporary files, so that
1471 -- they can be deleted at the end, or when the program is interrupted.
1473 type Private_Project_Tree_Data is record
1474 Temp_Files : Temp_Files_Table.Instance;
1475 -- Temporary files created as part of running tools (pragma files,
1476 -- mapping files,...)
1478 Current_Source_Path_File : Path_Name_Type := No_Path;
1479 -- Current value of project source path file env var. Used to avoid
1480 -- setting the env var to the same value. When different from No_Path,
1481 -- this indicates that logical names (VMS) or environment variables were
1482 -- created and should be deassigned to avoid polluting the environment
1486 Current_Object_Path_File : Path_Name_Type := No_Path;
1487 -- Current value of project object path file env var. Used to avoid
1488 -- setting the env var to the same value.
1492 -- Type to represent the part of a project tree which is private to the
1495 type Processing_Flags is record
1496 Require_Sources_Other_Lang : Boolean;
1497 Report_Error : Put_Line_Access;
1498 When_No_Sources : Error_Warning;
1499 Allow_Duplicate_Basenames : Boolean;
1500 Compiler_Driver_Mandatory : Boolean;
1501 Error_On_Unknown_Language : Boolean;
1504 Gprbuild_Flags : constant Processing_Flags :=
1505 (Report_Error => null,
1506 When_No_Sources => Warning,
1507 Require_Sources_Other_Lang => True,
1508 Allow_Duplicate_Basenames => False,
1509 Compiler_Driver_Mandatory => True,
1510 Error_On_Unknown_Language => True);
1512 Gnatmake_Flags : constant Processing_Flags :=
1513 (Report_Error => null,
1514 When_No_Sources => Error,
1515 Require_Sources_Other_Lang => False,
1516 Allow_Duplicate_Basenames => False,
1517 Compiler_Driver_Mandatory => False,
1518 Error_On_Unknown_Language => False);