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 Mode is (Multi_Language, Ada_Only);
63 -- Ada_Only: mode for gnatmake, gnatclean, gnatname, the GNAT driver
64 -- Multi_Language: mode for gprbuild, gprclean
66 type Project_Qualifier is
74 -- Qualifiers that can prefix the reserved word "project" in a project
76 -- Standard: standard project ...
77 -- Library: library project is ...
78 -- Dry: abstract project is
79 -- Aggregate: aggregate project is
80 -- Aggregate_Library: aggregate library project is ...
81 -- Configuration: configuration project is ...
83 function Get_Mode return Mode;
84 pragma Inline (Get_Mode);
86 procedure Set_Mode (New_Mode : Mode);
87 pragma Inline (Set_Mode);
89 Default_Language_Is_Ada : Boolean := True;
90 -- If no language was defined in the project or the configuration file, it
91 -- is an error, unless this variable is True, in which case it defaults to
92 -- Ada. Calling Set_Mode will reset this variable, default is for Ada_Only.
94 Must_Check_Configuration : Boolean := False;
95 -- True when the contents of the configuration file must be checked. This
96 -- is in general only needed by gprbuild itself, since other applications
97 -- can ignore such errors when they don't need to build directly. Calling
98 -- Set_Mode will reset this variable, default is for Ada_Only.
100 All_Packages : constant String_List_Access;
101 -- Default value of parameter Packages of procedures Parse, in Prj.Pars and
102 -- Prj.Part, indicating that all packages should be checked.
104 type Project_Tree_Data;
105 type Project_Tree_Ref is access all Project_Tree_Data;
106 -- Reference to a project tree. Several project trees may exist in memory
109 No_Project_Tree : constant Project_Tree_Ref;
111 procedure Free (Tree : in out Project_Tree_Ref);
112 -- Free memory associated with the tree
114 function Default_Ada_Spec_Suffix return File_Name_Type;
115 pragma Inline (Default_Ada_Spec_Suffix);
116 -- The name for the standard GNAT suffix for Ada spec source file name
117 -- ".ads". Initialized by Prj.Initialize.
119 function Default_Ada_Body_Suffix return File_Name_Type;
120 pragma Inline (Default_Ada_Body_Suffix);
121 -- The name for the standard GNAT suffix for Ada body source file name
122 -- ".adb". Initialized by Prj.Initialize.
124 Config_Project_File_Extension : String := ".cgpr";
125 Project_File_Extension : String := ".gpr";
126 -- The standard config and user project file name extensions. They are not
127 -- constants, because Canonical_Case_File_Name is called on these variables
128 -- in the body of Prj.
130 type Error_Warning is (Silent, Warning, Error);
131 -- Severity of some situations, such as: no Ada sources in a project where
132 -- Ada is one of the language.
134 -- When the situation occurs, the behaviour depends on the setting:
136 -- - Silent: no action
137 -- - Warning: issue a warning, does not cause the tool to fail
138 -- - Error: issue an error, causes the tool to fail
140 function Empty_File return File_Name_Type;
141 function Empty_String return Name_Id;
142 -- Return the id for an empty string ""
144 type Path_Information is record
145 Name : Path_Name_Type := No_Path;
146 Display_Name : Path_Name_Type := No_Path;
149 No_Path_Information : constant Path_Information := (No_Path, No_Path);
152 type Project_Id is access all Project_Data;
153 No_Project : constant Project_Id := null;
154 -- Id of a Project File
156 type String_List_Id is new Nat;
157 Nil_String : constant String_List_Id := 0;
158 type String_Element is record
159 Value : Name_Id := No_Name;
161 Display_Value : Name_Id := No_Name;
162 Location : Source_Ptr := No_Location;
163 Flag : Boolean := False;
164 Next : String_List_Id := Nil_String;
166 -- To hold values for string list variables and array elements.
167 -- Component Flag may be used for various purposes. For source
168 -- directories, it indicates if the directory contains Ada source(s).
170 package String_Element_Table is new GNAT.Dynamic_Tables
171 (Table_Component_Type => String_Element,
172 Table_Index_Type => String_List_Id,
173 Table_Low_Bound => 1,
174 Table_Initial => 200,
175 Table_Increment => 100);
176 -- The table for string elements in string lists
178 type Variable_Kind is (Undefined, List, Single);
179 -- Different kinds of variables
181 subtype Defined_Variable_Kind is Variable_Kind range List .. Single;
182 -- The defined kinds of variables
184 Ignored : constant Variable_Kind;
185 -- Used to indicate that a package declaration must be ignored
186 -- while processing the project tree (unknown package name).
188 type Variable_Value (Kind : Variable_Kind := Undefined) is record
189 Project : Project_Id := No_Project;
190 Location : Source_Ptr := No_Location;
191 Default : Boolean := False;
196 Values : String_List_Id := Nil_String;
198 Value : Name_Id := No_Name;
202 -- Values for variables and array elements. Default is True if the
203 -- current value is the default one for the variable
205 Nil_Variable_Value : constant Variable_Value;
206 -- Value of a non existing variable or array element
208 type Variable_Id is new Nat;
209 No_Variable : constant Variable_Id := 0;
210 type Variable is record
211 Next : Variable_Id := No_Variable;
213 Value : Variable_Value;
215 -- To hold the list of variables in a project file and in packages
217 package Variable_Element_Table is new GNAT.Dynamic_Tables
218 (Table_Component_Type => Variable,
219 Table_Index_Type => Variable_Id,
220 Table_Low_Bound => 1,
221 Table_Initial => 200,
222 Table_Increment => 100);
223 -- The table of variable in list of variables
225 type Array_Element_Id is new Nat;
226 No_Array_Element : constant Array_Element_Id := 0;
227 type Array_Element is record
229 Src_Index : Int := 0;
230 Index_Case_Sensitive : Boolean := True;
231 Value : Variable_Value;
232 Next : Array_Element_Id := No_Array_Element;
234 -- Each Array_Element represents an array element and is linked (Next)
235 -- to the next array element, if any, in the array.
237 package Array_Element_Table is new GNAT.Dynamic_Tables
238 (Table_Component_Type => Array_Element,
239 Table_Index_Type => Array_Element_Id,
240 Table_Low_Bound => 1,
241 Table_Initial => 200,
242 Table_Increment => 100);
243 -- The table that contains all array elements
245 type Array_Id is new Nat;
246 No_Array : constant Array_Id := 0;
247 type Array_Data is record
248 Name : Name_Id := No_Name;
249 Location : Source_Ptr := No_Location;
250 Value : Array_Element_Id := No_Array_Element;
251 Next : Array_Id := No_Array;
253 -- Each Array_Data value represents an array.
254 -- Value is the id of the first element.
255 -- Next is the id of the next array in the project file or package.
257 package Array_Table is new GNAT.Dynamic_Tables
258 (Table_Component_Type => Array_Data,
259 Table_Index_Type => Array_Id,
260 Table_Low_Bound => 1,
261 Table_Initial => 200,
262 Table_Increment => 100);
263 -- The table that contains all arrays
265 type Package_Id is new Nat;
266 No_Package : constant Package_Id := 0;
267 type Declarations is record
268 Variables : Variable_Id := No_Variable;
269 Attributes : Variable_Id := No_Variable;
270 Arrays : Array_Id := No_Array;
271 Packages : Package_Id := No_Package;
273 -- Contains the declarations (variables, single and array attributes,
274 -- packages) for a project or a package in a project.
276 No_Declarations : constant Declarations :=
277 (Variables => No_Variable,
278 Attributes => No_Variable,
280 Packages => No_Package);
281 -- Default value of Declarations: indicates that there is no declarations
283 type Package_Element is record
284 Name : Name_Id := No_Name;
285 Decl : Declarations := No_Declarations;
286 Parent : Package_Id := No_Package;
287 Next : Package_Id := No_Package;
289 -- A package (includes declarations that may include other packages)
291 package Package_Table is new GNAT.Dynamic_Tables
292 (Table_Component_Type => Package_Element,
293 Table_Index_Type => Package_Id,
294 Table_Low_Bound => 1,
295 Table_Initial => 100,
296 Table_Increment => 100);
297 -- The table that contains all packages
300 type Language_Ptr is access all Language_Data;
301 -- Index of language data
303 No_Language_Index : constant Language_Ptr := null;
304 -- Constant indicating that there is no language data
306 function Get_Language_From_Name
307 (Project : Project_Id;
308 Name : String) return Language_Ptr;
309 -- Get a language from a project. This might return null if no such
310 -- language exists in the project
312 Max_Header_Num : constant := 6150;
313 type Header_Num is range 0 .. Max_Header_Num;
314 -- Size for hash table below. The upper bound is an arbitrary value, the
315 -- value here was chosen after testing to determine a good compromise
316 -- between speed of access and memory usage.
318 function Hash (Name : Name_Id) return Header_Num;
319 function Hash (Name : File_Name_Type) return Header_Num;
320 function Hash (Name : Path_Name_Type) return Header_Num;
321 function Hash (Project : Project_Id) return Header_Num;
322 -- Used for computing hash values for names put into above hash table
324 type Language_Kind is (File_Based, Unit_Based);
325 -- Type for the kind of language. All languages are file based, except Ada
326 -- which is unit based.
328 type Dependency_File_Kind is (None, Makefile, ALI_File);
329 -- Type of dependency to be checked: no dependency file, Makefile fragment
330 -- or ALI file (for Ada).
332 Makefile_Dependency_Suffix : constant String := ".d";
333 ALI_Dependency_Suffix : constant String := ".ali";
335 Switches_Dependency_Suffix : constant String := ".cswi";
337 Binder_Exchange_Suffix : constant String := ".bexch";
338 -- Suffix for binder exchange files
340 Library_Exchange_Suffix : constant String := ".lexch";
341 -- Suffix for library exchange files
343 type Name_List_Index is new Nat;
344 No_Name_List : constant Name_List_Index := 0;
346 type Name_Node is record
347 Name : Name_Id := No_Name;
348 Next : Name_List_Index := No_Name_List;
351 package Name_List_Table is new GNAT.Dynamic_Tables
352 (Table_Component_Type => Name_Node,
353 Table_Index_Type => Name_List_Index,
354 Table_Low_Bound => 1,
356 Table_Increment => 100);
357 -- The table for lists of names used in package Language_Processing
359 package Mapping_Files_Htable is new Simple_HTable
360 (Header_Num => Header_Num,
361 Element => Path_Name_Type,
362 No_Element => No_Path,
363 Key => Path_Name_Type,
366 -- A hash table to store the mapping files that are not used
368 type Lang_Naming_Data is record
369 Dot_Replacement : File_Name_Type := No_File;
370 -- The string to replace '.' in the source file name (for Ada)
372 Casing : Casing_Type := All_Lower_Case;
373 -- The casing of the source file name (for Ada)
375 Separate_Suffix : File_Name_Type := No_File;
376 -- String to append to unit name for source file name of an Ada subunit
378 Spec_Suffix : File_Name_Type := No_File;
379 -- The string to append to the unit name for the
380 -- source file name of a spec.
382 Body_Suffix : File_Name_Type := No_File;
383 -- The string to append to the unit name for the
384 -- source file name of a body.
387 No_Lang_Naming_Data : constant Lang_Naming_Data :=
388 (Dot_Replacement => No_File,
389 Casing => All_Lower_Case,
390 Separate_Suffix => No_File,
391 Spec_Suffix => No_File,
392 Body_Suffix => No_File);
395 type Source_Id is access all Source_Data;
397 function Is_Compilable (Source : Source_Id) return Boolean;
398 pragma Inline (Is_Compilable);
399 -- Return True if we know how to compile Source (i.e. if a compiler is
400 -- defined). This doesn't indicate whether the source should be compiled.
402 function Object_To_Global_Archive (Source : Source_Id) return Boolean;
403 pragma Inline (Object_To_Global_Archive);
404 -- Return True if the object file should be put in the global archive.
405 -- This is for Ada, when only the closure of a main needs to be
408 function Other_Part (Source : Source_Id) return Source_Id;
409 pragma Inline (Other_Part);
410 -- Source ID for the other part, if any: for a spec, indicates its body;
411 -- for a body, indicates its spec.
413 No_Source : constant Source_Id := null;
415 type Path_Syntax_Kind is
420 -- Host specific syntax, for example on VMS (the default)
422 type Language_Config is record
423 Kind : Language_Kind := File_Based;
424 -- Kind of language. All languages are file based, except Ada which is
427 Naming_Data : Lang_Naming_Data;
428 -- The naming data for the languages (prefixes, etc.)
430 Include_Compatible_Languages : Name_List_Index := No_Name_List;
431 -- The list of languages that are "include compatible" with this
432 -- language. A language B (for example "C") is "include compatible" with
433 -- a language A (for example "C++") if it is expected that sources of
434 -- language A may "include" header files from language B.
436 Compiler_Driver : File_Name_Type := No_File;
437 -- The name of the executable for the compiler of the language
439 Compiler_Driver_Path : String_Access := null;
440 -- The path name of the executable for the compiler of the language
442 Compiler_Leading_Required_Switches : Name_List_Index := No_Name_List;
443 -- The list of initial switches that are required as a minimum to invoke
444 -- the compiler driver.
446 Compiler_Trailing_Required_Switches : Name_List_Index := No_Name_List;
447 -- The list of final switches that are required as a minimum to invoke
448 -- the compiler driver.
450 Path_Syntax : Path_Syntax_Kind := Host;
451 -- Value may be Canonical (Unix style) or Host (host syntax, for example
452 -- on VMS for DEC C).
454 Object_File_Suffix : Name_Id := No_Name;
455 -- Optional alternate object file suffix
457 Object_File_Switches : Name_List_Index := No_Name_List;
458 -- Optional object file switches. When this is defined, the switches
459 -- are used to specify the object file. The object file name is appended
460 -- to the last switch in the list. Example: ("-o", "").
462 Compilation_PIC_Option : Name_List_Index := No_Name_List;
463 -- The option(s) to compile a source in Position Independent Code for
464 -- shared libraries. Specified in the configuration. When not specified,
465 -- there is no need for such switch.
467 Object_Generated : Boolean := True;
468 -- False in no object file is generated
470 Objects_Linked : Boolean := True;
471 -- False if object files are not use to link executables and build
474 Runtime_Library_Dir : Name_Id := No_Name;
475 -- Path name of the runtime library directory, if any
477 Runtime_Source_Dir : Name_Id := No_Name;
478 -- Path name of the runtime source directory, if any
480 Mapping_File_Switches : Name_List_Index := No_Name_List;
481 -- The option(s) to provide a mapping file to the compiler. Specified in
482 -- the configuration. When value is No_Name_List, there is no mapping
485 Mapping_Spec_Suffix : File_Name_Type := No_File;
486 -- Placeholder representing the spec suffix in a mapping file
488 Mapping_Body_Suffix : File_Name_Type := No_File;
489 -- Placeholder representing the body suffix in a mapping file
491 Config_File_Switches : Name_List_Index := No_Name_List;
492 -- The option(s) to provide a config file to the compiler. Specified in
493 -- the configuration. When value is No_Name_List, there is no config
496 Dependency_Kind : Dependency_File_Kind := None;
497 -- The kind of dependency to be checked: none, Makefile fragment or
498 -- ALI file (for Ada).
500 Dependency_Option : Name_List_Index := No_Name_List;
501 -- The option(s) to be used to create the dependency file. When value is
502 -- No_Name_List, there is not such option(s).
504 Compute_Dependency : Name_List_Index := No_Name_List;
505 -- Hold the value of attribute Dependency_Driver, if declared for the
508 Include_Option : Name_List_Index := No_Name_List;
509 -- Hold the value of attribute Include_Switches, if declared for the
512 Include_Path : Name_Id := No_Name;
513 -- Name of environment variable declared by attribute Include_Path for
516 Include_Path_File : Name_Id := No_Name;
517 -- Name of environment variable declared by attribute Include_Path_File
520 Objects_Path : Name_Id := No_Name;
521 -- Name of environment variable declared by attribute Objects_Path for
524 Objects_Path_File : Name_Id := No_Name;
525 -- Name of environment variable declared by attribute Objects_Path_File
528 Config_Body : Name_Id := No_Name;
529 -- The template for a pragma Source_File_Name(_Project) for a specific
530 -- file name of a body.
532 Config_Spec : Name_Id := No_Name;
533 -- The template for a pragma Source_File_Name(_Project) for a specific
534 -- file name of a spec.
536 Config_Body_Pattern : Name_Id := No_Name;
537 -- The template for a pragma Source_File_Name(_Project) for a naming
540 Config_Spec_Pattern : Name_Id := No_Name;
541 -- The template for a pragma Source_File_Name(_Project) for a naming
544 Config_File_Unique : Boolean := False;
545 -- Indicate if the config file specified to the compiler needs to be
546 -- unique. If it is unique, then all config files are concatenated into
547 -- a temp config file.
549 Binder_Driver : File_Name_Type := No_File;
550 -- The name of the binder driver for the language, if any
552 Binder_Driver_Path : Path_Name_Type := No_Path;
553 -- The path name of the binder driver
555 Binder_Required_Switches : Name_List_Index := No_Name_List;
556 -- Hold the value of attribute Binder'Required_Switches for the language
558 Binder_Prefix : Name_Id := No_Name;
559 -- Hold the value of attribute Binder'Prefix for the language
561 Toolchain_Version : Name_Id := No_Name;
562 -- Hold the value of attribute Toolchain_Version for the language
564 Toolchain_Description : Name_Id := No_Name;
565 -- Hold the value of attribute Toolchain_Description for the language
568 -- Record describing the configuration of a language
570 No_Language_Config : constant Language_Config :=
572 Naming_Data => No_Lang_Naming_Data,
573 Include_Compatible_Languages => No_Name_List,
574 Compiler_Driver => No_File,
575 Compiler_Driver_Path => null,
576 Compiler_Leading_Required_Switches => No_Name_List,
577 Compiler_Trailing_Required_Switches => No_Name_List,
578 Path_Syntax => Canonical,
579 Object_File_Suffix => No_Name,
580 Object_File_Switches => No_Name_List,
581 Compilation_PIC_Option => No_Name_List,
582 Object_Generated => True,
583 Objects_Linked => True,
584 Runtime_Library_Dir => No_Name,
585 Runtime_Source_Dir => No_Name,
586 Mapping_File_Switches => No_Name_List,
587 Mapping_Spec_Suffix => No_File,
588 Mapping_Body_Suffix => No_File,
589 Config_File_Switches => No_Name_List,
590 Dependency_Kind => Makefile,
591 Dependency_Option => No_Name_List,
592 Compute_Dependency => No_Name_List,
593 Include_Option => No_Name_List,
594 Include_Path => No_Name,
595 Include_Path_File => No_Name,
596 Objects_Path => No_Name,
597 Objects_Path_File => No_Name,
598 Config_Body => No_Name,
599 Config_Spec => No_Name,
600 Config_Body_Pattern => No_Name,
601 Config_Spec_Pattern => No_Name,
602 Config_File_Unique => False,
603 Binder_Driver => No_File,
604 Binder_Driver_Path => No_Path,
605 Binder_Required_Switches => No_Name_List,
606 Binder_Prefix => No_Name,
607 Toolchain_Version => No_Name,
608 Toolchain_Description => No_Name);
610 type Language_Data is record
611 Name : Name_Id := No_Name;
612 Display_Name : Name_Id := No_Name;
613 Config : Language_Config := No_Language_Config;
614 First_Source : Source_Id := No_Source;
615 Mapping_Files : Mapping_Files_Htable.Instance :=
616 Mapping_Files_Htable.Nil;
617 Next : Language_Ptr := No_Language_Index;
620 No_Language_Data : constant Language_Data :=
622 Display_Name => No_Name,
623 Config => No_Language_Config,
624 First_Source => No_Source,
625 Mapping_Files => Mapping_Files_Htable.Nil,
626 Next => No_Language_Index);
628 type Language_List_Element;
629 type Language_List is access all Language_List_Element;
630 type Language_List_Element is record
631 Language : Language_Ptr := No_Language_Index;
632 Next : Language_List;
635 type Source_Kind is (Spec, Impl, Sep);
636 subtype Spec_Or_Body is Source_Kind range Spec .. Impl;
638 type File_Names_Data is array (Spec_Or_Body) of Source_Id;
639 type Unit_Data is record
640 Name : Name_Id := No_Name;
641 File_Names : File_Names_Data;
643 type Unit_Index is access Unit_Data;
644 No_Unit_Index : constant Unit_Index := null;
645 -- Name and File and Path names of a unit, with a reference to its
646 -- GNAT Project File(s).
648 type Source_Data is record
649 Project : Project_Id := No_Project;
650 -- Project of the source
652 Language : Language_Ptr := No_Language_Index;
653 -- Index of the language. This is an index into
654 -- Project_Tree.Languages_Data.
656 In_Interfaces : Boolean := True;
657 -- False when the source is not included in interfaces, when attribute
658 -- Interfaces is declared.
660 Declared_In_Interfaces : Boolean := False;
661 -- True when source is declared in attribute Interfaces
663 Alternate_Languages : Language_List;
664 -- List of languages a header file may also be, in addition of language
667 Kind : Source_Kind := Spec;
668 -- Kind of the source: spec, body or subunit
670 Unit : Unit_Index := No_Unit_Index;
671 -- Name of the unit, if language is unit based. This is only set for
672 -- those finles that are part of the compilation set (for instance a
673 -- file in an extended project that is overridden will not have this
677 -- Index of the source in a multi unit source file (the same Source_Data
678 -- is duplicated several times when there are several units in the same
679 -- file). Index is 0 if there is either no unit or a single one, and
680 -- starts at 1 when there are multiple units
682 Locally_Removed : Boolean := False;
683 -- True if the source has been "excluded"
685 Replaced_By : Source_Id := No_Source;
687 File : File_Name_Type := No_File;
688 -- Canonical file name of the source
690 Display_File : File_Name_Type := No_File;
691 -- File name of the source, for display purposes
693 Path : Path_Information := No_Path_Information;
694 -- Path name of the source
696 Source_TS : Time_Stamp_Type := Empty_Time_Stamp;
697 -- Time stamp of the source file
699 Object_Project : Project_Id := No_Project;
700 -- Project where the object file is. This might be different from
701 -- Project when using extending project files.
703 Object : File_Name_Type := No_File;
704 -- File name of the object file
706 Current_Object_Path : Path_Name_Type := No_Path;
707 -- Object path of an existing object file
709 Object_Path : Path_Name_Type := No_Path;
710 -- Object path of the real object file
712 Object_TS : Time_Stamp_Type := Empty_Time_Stamp;
713 -- Object file time stamp
715 Dep_Name : File_Name_Type := No_File;
716 -- Dependency file simple name
718 Current_Dep_Path : Path_Name_Type := No_Path;
719 -- Path name of an existing dependency file
721 Dep_Path : Path_Name_Type := No_Path;
722 -- Path name of the real dependency file
724 Dep_TS : Time_Stamp_Type := Empty_Time_Stamp;
725 -- Dependency file time stamp
727 Switches : File_Name_Type := No_File;
728 -- File name of the switches file. For all languages, this is a file
729 -- that ends with the .cswi extension.
731 Switches_Path : Path_Name_Type := No_Path;
732 -- Path name of the switches file
734 Switches_TS : Time_Stamp_Type := Empty_Time_Stamp;
735 -- Switches file time stamp
737 Naming_Exception : Boolean := False;
738 -- True if the source has an exceptional name
740 Next_In_Lang : Source_Id := No_Source;
741 -- Link to another source of the same language in the same project
744 No_Source_Data : constant Source_Data :=
745 (Project => No_Project,
746 Language => No_Language_Index,
747 In_Interfaces => True,
748 Declared_In_Interfaces => False,
749 Alternate_Languages => null,
751 Unit => No_Unit_Index,
753 Locally_Removed => False,
754 Replaced_By => No_Source,
756 Display_File => No_File,
757 Path => No_Path_Information,
758 Source_TS => Empty_Time_Stamp,
759 Object_Project => No_Project,
761 Current_Object_Path => No_Path,
762 Object_Path => No_Path,
763 Object_TS => Empty_Time_Stamp,
765 Current_Dep_Path => No_Path,
767 Dep_TS => Empty_Time_Stamp,
769 Switches_Path => No_Path,
770 Switches_TS => Empty_Time_Stamp,
771 Naming_Exception => False,
772 Next_In_Lang => No_Source);
774 package Source_Paths_Htable is new Simple_HTable
775 (Header_Num => Header_Num,
776 Element => Source_Id,
777 No_Element => No_Source,
778 Key => Path_Name_Type,
781 -- Mapping of source paths to source ids
783 package Unit_Sources_Htable is new Simple_HTable
784 (Header_Num => Header_Num,
785 Element => Source_Id,
786 No_Element => No_Source,
791 type Verbosity is (Default, Medium, High);
792 -- Verbosity when parsing GNAT Project Files
793 -- Default is default (very quiet, if no errors).
794 -- Medium is more verbose.
795 -- High is extremely verbose.
797 Current_Verbosity : Verbosity := Default;
798 -- The current value of the verbosity the project files are parsed with
800 type Lib_Kind is (Static, Dynamic, Relocatable);
802 type Policy is (Autonomous, Compliant, Controlled, Restricted, Direct);
803 -- Type to specify the symbol policy, when symbol control is supported.
804 -- See full explanation about this type in package Symbols.
805 -- Autonomous: Create a symbol file without considering any reference
806 -- Compliant: Try to be as compatible as possible with an existing ref
807 -- Controlled: Fail if symbols are not the same as those in the reference
808 -- Restricted: Restrict the symbols to those in the symbol file
809 -- Direct: The symbol file is used as is
811 type Symbol_Record is record
812 Symbol_File : Path_Name_Type := No_Path;
813 Reference : Path_Name_Type := No_Path;
814 Symbol_Policy : Policy := Autonomous;
816 -- Type to keep the symbol data to be used when building a shared library
818 No_Symbols : constant Symbol_Record :=
819 (Symbol_File => No_Path,
820 Reference => No_Path,
821 Symbol_Policy => Autonomous);
822 -- The default value of the symbol data
824 function Image (Casing : Casing_Type) return String;
825 -- Similar to 'Image (but avoid use of this attribute in compiler)
827 function Value (Image : String) return Casing_Type;
828 -- Similar to 'Value (but avoid use of this attribute in compiler)
829 -- Raises Constraint_Error if not a Casing_Type image.
831 -- The following record contains data for a naming scheme
833 type Naming_Data is record
835 Dot_Replacement : File_Name_Type := No_File;
836 -- The string to replace '.' in the source file name (for Ada)
838 Casing : Casing_Type := All_Lower_Case;
839 -- The casing of the source file name (for Ada)
841 Spec_Suffix : Array_Element_Id := No_Array_Element;
842 -- The string to append to the unit name for the
843 -- source file name of a spec.
844 -- Indexed by the programming language.
846 Body_Suffix : Array_Element_Id := No_Array_Element;
847 -- The string to append to the unit name for the
848 -- source file name of a body.
849 -- Indexed by the programming language.
851 Separate_Suffix : File_Name_Type := No_File;
852 -- String to append to unit name for source file name of an Ada subunit
856 function Spec_Suffix_Of
857 (In_Tree : Project_Tree_Ref;
859 Naming : Naming_Data) return String;
861 function Spec_Suffix_Id_Of
862 (In_Tree : Project_Tree_Ref;
863 Language_Id : Name_Id;
864 Naming : Naming_Data) return File_Name_Type;
866 procedure Set_Spec_Suffix
867 (In_Tree : Project_Tree_Ref;
869 Naming : in out Naming_Data;
870 Suffix : File_Name_Type);
872 function Body_Suffix_Id_Of
873 (In_Tree : Project_Tree_Ref;
874 Language_Id : Name_Id;
875 Naming : Naming_Data) return File_Name_Type;
877 function Body_Suffix_Of
878 (In_Tree : Project_Tree_Ref;
880 Naming : Naming_Data) return String;
882 procedure Set_Body_Suffix
883 (In_Tree : Project_Tree_Ref;
885 Naming : in out Naming_Data;
886 Suffix : File_Name_Type);
888 function Get_Object_Directory
889 (Project : Project_Id;
890 Including_Libraries : Boolean;
891 Only_If_Ada : Boolean := False) return Path_Name_Type;
892 -- Return the object directory to use for the project. This depends on
893 -- whether we have a library project or a standard project. This function
894 -- might return No_Name when no directory applies.
895 -- If we have a a library project file and Including_Libraries is True then
896 -- the library dir is returned instead of the object dir.
897 -- If Only_If_Ada is True, then No_Name will be returned when the project
898 -- doesn't Ada sources.
900 procedure Compute_All_Imported_Projects (Project : Project_Id);
901 -- Compute, the list of the projects imported directly or indirectly by
902 -- project Project. The result is stored in Project.All_Imported_Projects
904 function Ultimate_Extending_Project_Of
905 (Proj : Project_Id) return Project_Id;
906 -- Returns the ultimate extending project of project Proj. If project Proj
907 -- is not extended, returns Proj.
909 function Standard_Naming_Data
910 (Tree : Project_Tree_Ref := No_Project_Tree) return Naming_Data;
911 pragma Inline (Standard_Naming_Data);
912 -- The standard GNAT naming scheme when Tree is No_Project_Tree.
913 -- Otherwise, return the default naming scheme for the project tree Tree,
914 -- which must have been Initialized.
916 function Same_Naming_Scheme
917 (Left, Right : Naming_Data) return Boolean;
918 -- Returns True if Left and Right are the same naming scheme
919 -- not considering Specs and Bodies.
921 type Project_List_Element;
922 type Project_List is access all Project_List_Element;
923 type Project_List_Element is record
924 Project : Project_Id := No_Project;
925 Next : Project_List := null;
927 -- A list of projects
930 (List : in out Project_List;
931 Free_Project : Boolean);
932 -- Free the list of projects, if Free_Project, each project is also freed
934 type Response_File_Format is
939 -- The format of the different response files
941 type Project_Configuration is record
942 Target : Name_Id := No_Name;
943 -- The target of the configuration, when specified
945 Run_Path_Option : Name_List_Index := No_Name_List;
946 -- The option to use when linking to specify the path where to look for
949 Separate_Run_Path_Options : Boolean := False;
950 -- True if each directory needs to be specified in a separate run path
953 Executable_Suffix : Name_Id := No_Name;
954 -- The suffix of executables, when specified in the configuration or in
955 -- package Builder of the main project. When this is not specified, the
956 -- executable suffix is the default for the platform.
960 Linker : Path_Name_Type := No_Path;
961 -- Path name of the linker driver. Specified in the configuration or in
962 -- the package Builder of the main project.
964 Map_File_Option : Name_Id := No_Name;
965 -- Option to use when invoking the linker to build a map file
967 Minimum_Linker_Options : Name_List_Index := No_Name_List;
968 -- The minimum options for the linker driver. Specified in the
971 Linker_Executable_Option : Name_List_Index := No_Name_List;
972 -- The option(s) to indicate the name of the executable in the linker
973 -- command. Specified in the configuration. When not specified, default
974 -- to -o <executable name>.
976 Linker_Lib_Dir_Option : Name_Id := No_Name;
977 -- The option to specify where to find a library for linking. Specified
978 -- in the configuration. When not specified, defaults to "-L".
980 Linker_Lib_Name_Option : Name_Id := No_Name;
981 -- The option to specify the name of a library for linking. Specified in
982 -- the configuration. When not specified, defaults to "-l".
984 Max_Command_Line_Length : Natural := 0;
985 -- When positive and when Resp_File_Format (see below) is not None,
986 -- if the command line for the invocation of the linker would be greater
987 -- than this value, a response file is used to invoke the linker.
989 Resp_File_Format : Response_File_Format := None;
990 -- The format of a response file, when linking with a response file is
993 Resp_File_Options : Name_List_Index := No_Name_List;
994 -- The switches, if any, that precede the path name of the response
995 -- file in the invocation of the linker.
999 Library_Builder : Path_Name_Type := No_Path;
1000 -- The executable to build library (specified in the configuration)
1002 Lib_Support : Library_Support := None;
1003 -- The level of library support. Specified in the configuration. Support
1004 -- is none, static libraries only or both static and shared libraries.
1006 Archive_Builder : Name_List_Index := No_Name_List;
1007 -- The name of the executable to build archives, with the minimum
1008 -- switches. Specified in the configuration.
1010 Archive_Builder_Append_Option : Name_List_Index := No_Name_List;
1011 -- The options to append object files to an archive
1013 Archive_Indexer : Name_List_Index := No_Name_List;
1014 -- The name of the executable to index archives, with the minimum
1015 -- switches. Specified in the configuration.
1017 Archive_Suffix : File_Name_Type := No_File;
1018 -- The suffix of archives. Specified in the configuration. When not
1019 -- specified, defaults to ".a".
1021 Lib_Partial_Linker : Name_List_Index := No_Name_List;
1025 Shared_Lib_Driver : File_Name_Type := No_File;
1026 -- The driver to link shared libraries. Set with attribute Library_GCC.
1029 Shared_Lib_Prefix : File_Name_Type := No_File;
1030 -- Part of a shared library file name that precedes the name of the
1031 -- library. Specified in the configuration. When not specified, defaults
1034 Shared_Lib_Suffix : File_Name_Type := No_File;
1035 -- Suffix of shared libraries, after the library name in the shared
1036 -- library name. Specified in the configuration. When not specified,
1037 -- default to ".so".
1039 Shared_Lib_Min_Options : Name_List_Index := No_Name_List;
1040 -- The minimum options to use when building a shared library
1042 Lib_Version_Options : Name_List_Index := No_Name_List;
1043 -- The options to use to specify a library version
1045 Symbolic_Link_Supported : Boolean := False;
1046 -- True if the platform supports symbolic link files
1048 Lib_Maj_Min_Id_Supported : Boolean := False;
1049 -- True if platform supports library major and minor options, such as
1050 -- libname.so -> libname.so.2 -> libname.so.2.4
1052 Auto_Init_Supported : Boolean := False;
1053 -- True if automatic initialisation is supported for shared stand-alone
1057 Default_Project_Config : constant Project_Configuration :=
1059 Run_Path_Option => No_Name_List,
1060 Separate_Run_Path_Options => False,
1061 Executable_Suffix => No_Name,
1063 Map_File_Option => No_Name,
1064 Minimum_Linker_Options => No_Name_List,
1065 Linker_Executable_Option => No_Name_List,
1066 Linker_Lib_Dir_Option => No_Name,
1067 Linker_Lib_Name_Option => No_Name,
1068 Library_Builder => No_Path,
1069 Max_Command_Line_Length => 0,
1070 Resp_File_Format => None,
1071 Resp_File_Options => No_Name_List,
1072 Lib_Support => None,
1073 Archive_Builder => No_Name_List,
1074 Archive_Builder_Append_Option => No_Name_List,
1075 Archive_Indexer => No_Name_List,
1076 Archive_Suffix => No_File,
1077 Lib_Partial_Linker => No_Name_List,
1078 Shared_Lib_Driver => No_File,
1079 Shared_Lib_Prefix => No_File,
1080 Shared_Lib_Suffix => No_File,
1081 Shared_Lib_Min_Options => No_Name_List,
1082 Lib_Version_Options => No_Name_List,
1083 Symbolic_Link_Supported => False,
1084 Lib_Maj_Min_Id_Supported => False,
1085 Auto_Init_Supported => False);
1087 -- The following record describes a project file representation
1089 -- Note that it is not specified if the path names of directories (source,
1090 -- object, library or exec directories) end with or without a directory
1093 type Project_Data is record
1099 Name : Name_Id := No_Name;
1100 -- The name of the project
1102 Display_Name : Name_Id := No_Name;
1103 -- The name of the project with the spelling of its declaration
1105 Qualifier : Project_Qualifier := Unspecified;
1106 -- The eventual qualifier for this project
1108 Externally_Built : Boolean := False;
1109 -- True if the project is externally built. In such case, the Project
1110 -- Manager will not modify anything in this project.
1112 Config : Project_Configuration;
1114 Path : Path_Information := No_Path_Information;
1115 -- The path name of the project file. This include base name of the
1118 Virtual : Boolean := False;
1119 -- True for virtual extending projects
1121 Location : Source_Ptr := No_Location;
1122 -- The location in the project file source of the reserved word project
1124 Naming : Naming_Data := Standard_Naming_Data;
1125 -- The naming scheme of this project file
1131 Languages : Language_Ptr := No_Language_Index;
1132 -- First index of the language data in the project.
1133 -- This is an index into the project_tree_data.languages_data.
1134 -- Traversing the list gives access to all the languages supported by
1141 Mains : String_List_Id := Nil_String;
1142 -- List of mains specified by attribute Main
1144 Extends : Project_Id := No_Project;
1145 -- The reference of the project file, if any, that this project file
1148 Extended_By : Project_Id := No_Project;
1149 -- The reference of the project file, if any, that extends this project
1152 Decl : Declarations := No_Declarations;
1153 -- The declarations (variables, attributes and packages) of this project
1156 Imported_Projects : Project_List;
1157 -- The list of all directly imported projects, if any
1159 All_Imported_Projects : Project_List;
1160 -- The list of all projects imported directly or indirectly, if any
1166 Directory : Path_Information := No_Path_Information;
1167 -- Path name of the directory where the project file resides
1169 Object_Directory : Path_Information := No_Path_Information;
1170 -- The path name of the object directory of this project file
1172 Exec_Directory : Path_Information := No_Path_Information;
1173 -- The path name of the exec directory of this project file. Default is
1174 -- equal to Object_Directory.
1180 Library : Boolean := False;
1181 -- True if this is a library project
1183 Library_Name : Name_Id := No_Name;
1184 -- If a library project, name of the library
1186 Library_Kind : Lib_Kind := Static;
1187 -- If a library project, kind of library
1189 Library_Dir : Path_Information := No_Path_Information;
1190 -- If a library project, path name of the directory where the library
1193 Library_TS : Time_Stamp_Type := Empty_Time_Stamp;
1194 -- The timestamp of a library file in a library project
1196 Library_Src_Dir : Path_Information := No_Path_Information;
1197 -- If a Stand-Alone Library project, path name of the directory where
1198 -- the sources of the interfaces of the library are copied. By default,
1199 -- if attribute Library_Src_Dir is not specified, sources of the
1200 -- interfaces are not copied anywhere.
1202 Library_ALI_Dir : Path_Information := No_Path_Information;
1203 -- In a library project, path name of the directory where the ALI files
1204 -- are copied. If attribute Library_ALI_Dir is not specified, ALI files
1205 -- are copied in the Library_Dir.
1207 Lib_Internal_Name : Name_Id := No_Name;
1208 -- If a library project, internal name store inside the library
1210 Standalone_Library : Boolean := False;
1211 -- Indicate that this is a Standalone Library Project File
1213 Lib_Interface_ALIs : String_List_Id := Nil_String;
1214 -- For Standalone Library Project Files, indicate the list of Interface
1217 Lib_Auto_Init : Boolean := False;
1218 -- For non static Stand-Alone Library Project Files, indicate if
1219 -- the library initialisation should be automatic.
1221 Symbol_Data : Symbol_Record := No_Symbols;
1222 -- Symbol file name, reference symbol file name, symbol policy
1224 Need_To_Build_Lib : Boolean := False;
1225 -- Indicates that the library of a Library Project needs to be built or
1231 -- The sources for all languages including Ada are accessible through
1232 -- the Source_Iterator type
1234 Interfaces_Defined : Boolean := False;
1235 -- True if attribute Interfaces is declared for the project or any
1236 -- project it extends.
1238 Include_Path : String_Access := null;
1239 -- The search source path for the project. Used as the value for an
1240 -- environment variable, specified by attribute Include_Path
1241 -- (<language>). The names of the environment variables are in component
1242 -- Include_Path of the records Language_Config.
1244 Include_Path_File : Path_Name_Type := No_Path;
1245 -- The path name of the of the source search directory file
1247 Include_Data_Set : Boolean := False;
1248 -- Set True when Imported_Directories_Switches or Include_Path are set
1250 Source_Dirs : String_List_Id := Nil_String;
1251 -- The list of all the source directories
1253 Known_Order_Of_Source_Dirs : Boolean := True;
1254 -- False, if there is any /** in the Source_Dirs, because in this case
1255 -- the ordering of the source subdirs depend on the OS. If True,
1256 -- duplicate file names in the same project file are allowed.
1258 Ada_Include_Path : String_Access := null;
1259 -- The cached value of source search path for this project file. Set by
1260 -- the first call to Prj.Env.Ada_Include_Path for the project. Do not
1261 -- use this field directly outside of the project manager, use
1262 -- Prj.Env.Ada_Include_Path instead.
1268 Ada_Objects_Path : String_Access := null;
1269 -- The cached value of ADA_OBJECTS_PATH for this project file. Do not
1270 -- use this field directly outside of the compiler, use
1271 -- Prj.Env.Ada_Objects_Path instead.
1273 Libgnarl_Needed : Yes_No_Unknown := Unknown;
1274 -- Set to True when libgnarl is needed to link
1276 Objects_Path : String_Access := null;
1277 -- The cached value of the object dir path, used during the binding
1278 -- phase of gprbuild.
1280 Objects_Path_File_With_Libs : Path_Name_Type := No_Path;
1281 -- The cached value of the object path temp file (including library
1282 -- dirs) for this project file.
1284 Objects_Path_File_Without_Libs : Path_Name_Type := No_Path;
1285 -- The cached value of the object path temp file (excluding library
1286 -- dirs) for this project file.
1288 Config_File_Name : Path_Name_Type := No_Path;
1289 -- The path name of the configuration pragmas file, if any
1291 Config_File_Temp : Boolean := False;
1292 -- An indication that the configuration pragmas file is a temporary file
1293 -- that must be deleted at the end.
1295 Config_Checked : Boolean := False;
1296 -- A flag to avoid checking repetitively the configuration pragmas file
1298 Depth : Natural := 0;
1299 -- The maximum depth of a project in the project graph. Depth of main
1302 Unkept_Comments : Boolean := False;
1303 -- True if there are comments in the project sources that cannot be kept
1304 -- in the project tree.
1308 function Empty_Project (Tree : Project_Tree_Ref) return Project_Data;
1309 -- Return the representation of an empty project in project Tree tree.
1310 -- The project tree Tree must have been Initialized and/or Reset.
1312 function Is_Extending
1313 (Extending : Project_Id;
1314 Extended : Project_Id) return Boolean;
1315 -- Return True if Extending is extending the Extended project
1317 function Is_A_Language
1318 (Project : Project_Id;
1319 Language_Name : Name_Id) return Boolean;
1320 -- Return True when Language_Name (which must be lower case) is one of the
1321 -- languages used for the project.
1323 function Has_Ada_Sources (Data : Project_Id) return Boolean;
1324 -- Return True if the project has Ada sources
1326 function Has_Foreign_Sources (Data : Project_Id) return Boolean;
1327 -- Return True if the project has foreign sources
1329 Project_Error : exception;
1330 -- Raised by some subprograms in Prj.Attr
1332 package Units_Htable is new Simple_HTable
1333 (Header_Num => Header_Num,
1334 Element => Unit_Index,
1335 No_Element => No_Unit_Index,
1339 -- Mapping of unit names to indexes in the Units table
1341 package Files_Htable is new Simple_HTable
1342 (Header_Num => Header_Num,
1343 Element => Project_Id,
1344 No_Element => No_Project,
1345 Key => File_Name_Type,
1348 -- Mapping of file names to indexes in the Units table
1350 ---------------------
1351 -- Source_Iterator --
1352 ---------------------
1354 type Source_Iterator is private;
1356 function For_Each_Source
1357 (In_Tree : Project_Tree_Ref;
1358 Project : Project_Id := No_Project;
1359 Language : Name_Id := No_Name) return Source_Iterator;
1360 -- Returns an iterator for all the sources of a project tree, or a specific
1361 -- project, or a specific language.
1363 function Element (Iter : Source_Iterator) return Source_Id;
1364 -- Return the current source (or No_Source if there are no more sources)
1366 procedure Next (Iter : in out Source_Iterator);
1367 -- Move on to the next source
1369 -----------------------
1370 -- Project_Tree_Data --
1371 -----------------------
1373 type Private_Project_Tree_Data is private;
1374 -- Data for a project tree that is used only by the Project Manager
1376 type Project_Tree_Data is
1378 Name_Lists : Name_List_Table.Instance;
1379 String_Elements : String_Element_Table.Instance;
1380 Variable_Elements : Variable_Element_Table.Instance;
1381 Array_Elements : Array_Element_Table.Instance;
1382 Arrays : Array_Table.Instance;
1383 Packages : Package_Table.Instance;
1384 Projects : Project_List;
1385 Units_HT : Units_Htable.Instance;
1386 Source_Paths_HT : Source_Paths_Htable.Instance;
1387 Unit_Sources_HT : Unit_Sources_Htable.Instance;
1391 Private_Part : Private_Project_Tree_Data;
1393 -- Data for a project tree
1395 type Put_Line_Access is access procedure
1397 Project : Project_Id;
1398 In_Tree : Project_Tree_Ref);
1399 -- Use to customize error reporting in Prj.Proc and Prj.Nmsc
1401 procedure Expect (The_Token : Token_Type; Token_Image : String);
1402 -- Check that the current token is The_Token. If it is not, then output
1403 -- an error message.
1405 procedure Initialize (Tree : Project_Tree_Ref);
1406 -- This procedure must be called before using any services from the Prj
1407 -- hierarchy. Namet.Initialize must be called before Prj.Initialize.
1409 procedure Reset (Tree : Project_Tree_Ref);
1410 -- This procedure resets all the tables that are used when processing a
1411 -- project file tree. Initialize must be called before the call to Reset.
1413 procedure Register_Default_Naming_Scheme
1414 (Language : Name_Id;
1415 Default_Spec_Suffix : File_Name_Type;
1416 Default_Body_Suffix : File_Name_Type;
1417 In_Tree : Project_Tree_Ref);
1418 -- Register the default suffixes for a given language. These extensions
1419 -- will be ignored if the user has specified a new naming scheme in a
1422 -- Otherwise, this information will be automatically added to Naming_Data
1423 -- when a project is processed, in the lists Spec_Suffix and Body_Suffix.
1425 package Project_Boolean_Htable is new Simple_HTable
1426 (Header_Num => Header_Num,
1428 No_Element => False,
1432 -- A table that associates a project to a boolean. This is used to detect
1433 -- whether a project was already processed for instance.
1436 type State is limited private;
1437 with procedure Action
1438 (Project : Project_Id;
1439 With_State : in out State);
1440 procedure For_Every_Project_Imported
1442 With_State : in out State;
1443 Imported_First : Boolean := False);
1444 -- Call Action for each project imported directly or indirectly by project
1445 -- By, as well as extended projects.
1446 -- The order of processing depends on Imported_First:
1447 -- If False, Action is called according to the order of importation: if A
1448 -- imports B, directly or indirectly, Action will be called for A before
1449 -- it is called for B. If two projects import each other directly or
1450 -- indirectly (using at least one "limited with"), it is not specified
1451 -- for which of these two projects Action will be called first.
1452 -- The order is reversed if Imported_First is True.
1453 -- With_State may be used by Action to choose a behavior or to report some
1456 function Extend_Name
1457 (File : File_Name_Type;
1458 With_Suffix : String) return File_Name_Type;
1459 -- Replace the extension of File with With_Suffix
1461 function Object_Name
1462 (Source_File_Name : File_Name_Type;
1463 Object_File_Suffix : Name_Id := No_Name) return File_Name_Type;
1464 -- Returns the object file name corresponding to a source file name
1466 function Dependency_Name
1467 (Source_File_Name : File_Name_Type;
1468 Dependency : Dependency_File_Kind) return File_Name_Type;
1469 -- Returns the dependency file name corresponding to a source file name
1471 function Switches_Name
1472 (Source_File_Name : File_Name_Type) return File_Name_Type;
1473 -- Returns the switches file name corresponding to a source file name
1479 procedure Record_Temp_File (Path : Path_Name_Type);
1480 -- Record the path of a newly created temporary file, so that it can be
1483 procedure Delete_All_Temp_Files;
1484 -- Delete all recorded temporary files
1488 All_Packages : constant String_List_Access := null;
1490 No_Project_Tree : constant Project_Tree_Ref := null;
1492 Ignored : constant Variable_Kind := Single;
1494 Nil_Variable_Value : constant Variable_Value :=
1495 (Project => No_Project,
1497 Location => No_Location,
1500 Virtual_Prefix : constant String := "v$";
1501 -- The prefix for virtual extending projects. Because of the '$', which is
1502 -- normally forbidden for project names, there cannot be any name clash.
1504 Empty_Name : Name_Id;
1505 -- Name_Id for an empty name (no characters). Initialized in procedure
1508 Empty_File_Name : File_Name_Type;
1509 -- Empty File_Name_Type (no characters). Initialized in procedure
1512 type Source_Iterator is record
1513 In_Tree : Project_Tree_Ref;
1515 Project : Project_List;
1516 All_Projects : Boolean;
1517 -- Current project and whether we should move on to the next
1519 Language : Language_Ptr;
1520 -- Current language processed
1522 Language_Name : Name_Id;
1523 -- Only sources of this language will be returned (or all if No_Name)
1525 Current : Source_Id;
1528 procedure Add_To_Buffer
1530 To : in out String_Access;
1531 Last : in out Natural);
1532 -- Append a String to the Buffer
1534 type Naming_Id is new Nat;
1536 package Naming_Table is new GNAT.Dynamic_Tables
1537 (Table_Component_Type => Naming_Data,
1538 Table_Index_Type => Naming_Id,
1539 Table_Low_Bound => 1,
1541 Table_Increment => 100);
1542 -- Table storing the naming data for gnatmake/gprmake
1544 package Path_File_Table is new GNAT.Dynamic_Tables
1545 (Table_Component_Type => Path_Name_Type,
1546 Table_Index_Type => Natural,
1547 Table_Low_Bound => 1,
1548 Table_Initial => 50,
1549 Table_Increment => 100);
1550 -- Table storing all the temp path file names.
1551 -- Used by Delete_All_Path_Files.
1553 package Source_Path_Table is new GNAT.Dynamic_Tables
1554 (Table_Component_Type => Name_Id,
1555 Table_Index_Type => Natural,
1556 Table_Low_Bound => 1,
1557 Table_Initial => 50,
1558 Table_Increment => 100);
1559 -- A table to store the source dirs before creating the source path file
1561 package Object_Path_Table is new GNAT.Dynamic_Tables
1562 (Table_Component_Type => Path_Name_Type,
1563 Table_Index_Type => Natural,
1564 Table_Low_Bound => 1,
1565 Table_Initial => 50,
1566 Table_Increment => 100);
1567 -- A table to store the object dirs, before creating the object path file
1569 type Private_Project_Tree_Data is record
1570 Namings : Naming_Table.Instance;
1571 Path_Files : Path_File_Table.Instance;
1572 Source_Paths : Source_Path_Table.Instance;
1573 Object_Paths : Object_Path_Table.Instance;
1574 Default_Naming : Naming_Data;
1576 Current_Source_Path_File : Path_Name_Type := No_Path;
1577 -- Current value of project source path file env var. Used to avoid
1578 -- setting the env var to the same value.
1580 Current_Object_Path_File : Path_Name_Type := No_Path;
1581 -- Current value of project object path file env var. Used to avoid
1582 -- setting the env var to the same value.
1584 Ada_Path_Buffer : String_Access := new String (1 .. 1024);
1585 -- A buffer where values for ADA_INCLUDE_PATH and ADA_OBJECTS_PATH are
1588 Ada_Path_Length : Natural := 0;
1589 -- Index of the last valid character in Ada_Path_Buffer
1591 Ada_Prj_Include_File_Set : Boolean := False;
1592 Ada_Prj_Objects_File_Set : Boolean := False;
1593 -- These flags are set to True when the corresponding environment
1594 -- variables are set and are used to give these environment variables an
1595 -- empty string value at the end of the program. This has no practical
1596 -- effect on most platforms, except on VMS where the logical names are
1597 -- deassigned, thus avoiding the pollution of the environment of the
1600 Fill_Mapping_File : Boolean := True;
1603 -- Type to represent the part of a project tree which is private to the