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2003-11-27 Guilhem Lavaux <guilhem@kaffe.org>
[official-gcc.git] / gcc / ada / prj-nmsc.adb
blob6089bea61ed252f381509f3781a3824cfddc2461
1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT COMPILER COMPONENTS --
4 -- --
5 -- P R J . N M S C --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 2000-2003 Free Software Foundation, Inc. --
10 -- --
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 2, 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 COPYING. If not, write --
19 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, USA. --
21 -- --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 -- --
25 ------------------------------------------------------------------------------
26
27 with Err_Vars; use Err_Vars;
28 with Fmap; use Fmap;
29 with Hostparm;
30 with MLib.Tgt;
31 with Namet; use Namet;
32 with Osint; use Osint;
33 with Output; use Output;
34 with MLib.Tgt; use MLib.Tgt;
35 with Prj.Com; use Prj.Com;
36 with Prj.Env; use Prj.Env;
37 with Prj.Err;
38 with Prj.Util; use Prj.Util;
39 with Sinput.P;
40 with Snames; use Snames;
41 with Types; use Types;
42
43 with Ada.Characters.Handling; use Ada.Characters.Handling;
44 with Ada.Strings; use Ada.Strings;
45 with Ada.Strings.Fixed; use Ada.Strings.Fixed;
46 with Ada.Strings.Maps.Constants; use Ada.Strings.Maps.Constants;
47
48 with GNAT.Case_Util; use GNAT.Case_Util;
49 with GNAT.Directory_Operations; use GNAT.Directory_Operations;
50 with GNAT.OS_Lib; use GNAT.OS_Lib;
51 with GNAT.HTable;
52
53 package body Prj.Nmsc is
54
55 Error_Report : Put_Line_Access := null;
56
57 ALI_Suffix : constant String := ".ali";
58
59 type Name_Location is record
60 Name : Name_Id;
61 Location : Source_Ptr;
62 Found : Boolean := False;
63 end record;
64 -- Information about file names found in string list attribute
65 -- Source_Files or in a source list file, stored in hash table
66 -- Source_Names, used by procedure
67 -- Ada_Check.Get_Path_Names_And_Record_Sources.
68
69 No_Name_Location : constant Name_Location :=
70 (Name => No_Name, Location => No_Location, Found => False);
71
72 package Source_Names is new GNAT.HTable.Simple_HTable
73 (Header_Num => Header_Num,
74 Element => Name_Location,
75 No_Element => No_Name_Location,
76 Key => Name_Id,
77 Hash => Hash,
78 Equal => "=");
79 -- Hash table to store file names found in string list attribute
80 -- Source_Files or in a source list file, stored in hash table
81 -- Source_Names, used by procedure
82 -- Ada_Check.Get_Path_Names_And_Record_Sources.
83
84 package Recursive_Dirs is new GNAT.HTable.Simple_HTable
85 (Header_Num => Header_Num,
86 Element => Boolean,
87 No_Element => False,
88 Key => Name_Id,
89 Hash => Hash,
90 Equal => "=");
91 -- Hash table to store recursive source directories, to avoid looking
92 -- several times, and to avoid cycles that may be introduced by symbolic
93 -- links.
94
95 function ALI_File_Name (Source : String) return String;
96 -- Return the ALI file name corresponding to a source.
97
98 procedure Check_Ada_Naming_Scheme
99 (Project : Project_Id;
100 Naming : Naming_Data);
101 -- Check that the package Naming is correct.
102
103 procedure Check_Ada_Name
104 (Name : String;
105 Unit : out Name_Id);
106 -- Check that a name is a valid Ada unit name.
107
108 procedure Error_Msg
109 (Project : Project_Id;
110 Msg : String;
111 Flag_Location : Source_Ptr);
112 -- Output an error message. If Error_Report is null, simply call
113 -- Prj.Err.Error_Msg. Otherwise, disregard Flag_Location and use
114 -- Error_Report.
115
116 procedure Get_Unit
117 (Canonical_File_Name : Name_Id;
118 Naming : Naming_Data;
119 Unit_Name : out Name_Id;
120 Unit_Kind : out Spec_Or_Body;
121 Needs_Pragma : out Boolean);
122 -- Find out, from a file name, the unit name, the unit kind and if a
123 -- specific SFN pragma is needed. If the file name corresponds to no
124 -- unit, then Unit_Name will be No_Name.
125
126 function Is_Illegal_Suffix
127 (Suffix : String;
128 Dot_Replacement_Is_A_Single_Dot : Boolean)
129 return Boolean;
130 -- Returns True if the string Suffix cannot be used as
131 -- a spec suffix, a body suffix or a separate suffix.
132
133 procedure Record_Source
134 (File_Name : Name_Id;
135 Path_Name : Name_Id;
136 Project : Project_Id;
137 Data : in out Project_Data;
138 Location : Source_Ptr;
139 Current_Source : in out String_List_Id;
140 Source_Recorded : in out Boolean);
141 -- Put a unit in the list of units of a project, if the file name
142 -- corresponds to a valid unit name.
143
144 procedure Show_Source_Dirs (Project : Project_Id);
145 -- List all the source directories of a project.
146
147 procedure Locate_Directory
148 (Name : Name_Id;
149 Parent : Name_Id;
150 Dir : out Name_Id;
151 Display : out Name_Id);
152 -- Locate a directory.
153 -- Returns No_Name if directory does not exist.
154
155 function Path_Name_Of
156 (File_Name : Name_Id;
157 Directory : Name_Id)
158 return String;
159 -- Returns the path name of a (non project) file.
160 -- Returns an empty string if file cannot be found.
161
162 function Project_Extends
163 (Extending : Project_Id;
164 Extended : Project_Id)
165 return Boolean;
166 -- Returns True if Extending is extending directly or indirectly Extended.
167
168 procedure Check_Naming_Scheme
169 (Data : in out Project_Data;
170 Project : Project_Id);
171 -- Check the naming scheme part of Data
172
173 type Unit_Info is record
174 Kind : Spec_Or_Body;
175 Unit : Name_Id;
176 end record;
177 No_Unit : constant Unit_Info := (Specification, No_Name);
178
179 package Naming_Exceptions is new GNAT.HTable.Simple_HTable
180 (Header_Num => Header_Num,
181 Element => Unit_Info,
182 No_Element => No_Unit,
183 Key => Name_Id,
184 Hash => Hash,
185 Equal => "=");
186
187 function Hash (Unit : Unit_Info) return Header_Num;
188
189 package Reverse_Naming_Exceptions is new GNAT.HTable.Simple_HTable
190 (Header_Num => Header_Num,
191 Element => Name_Id,
192 No_Element => No_Name,
193 Key => Unit_Info,
194 Hash => Hash,
195 Equal => "=");
196 -- A table to check if a unit with an exceptional name will hide
197 -- a source with a file name following the naming convention.
198
199 procedure Prepare_Naming_Exceptions
200 (List : Array_Element_Id;
201 Kind : Spec_Or_Body);
202 -- Prepare the internal hash tables used for checking naming exceptions.
203 -- Insert all elements of List in the tables.
204
205 procedure Free_Naming_Exceptions;
206 -- Free the internal hash tables used for checking naming exceptions
207
208 function Compute_Directory_Last (Dir : String) return Natural;
209 -- Return the index of the last significant character in Dir. This is used
210 -- to avoid duplicates '/' at the end of directory names
211
212 ----------------------------
213 -- Compute_Directory_Last --
214 ----------------------------
215
216 function Compute_Directory_Last (Dir : String) return Natural is
217 begin
218 if Dir'Length > 1
219 and then (Dir (Dir'Last - 1) = Directory_Separator
220 or else Dir (Dir'Last - 1) = '/')
221 then
222 return Dir'Last - 1;
223 else
224 return Dir'Last;
225 end if;
226 end Compute_Directory_Last;
227
228
229 -------------------------------
230 -- Prepare_Naming_Exceptions --
231 -------------------------------
232
233 procedure Prepare_Naming_Exceptions
234 (List : Array_Element_Id;
235 Kind : Spec_Or_Body)
236 is
237 Current : Array_Element_Id := List;
238 Element : Array_Element;
239
240 begin
241 while Current /= No_Array_Element loop
242 Element := Array_Elements.Table (Current);
243
244 if Element.Index /= No_Name then
245 Naming_Exceptions.Set
246 (Element.Value.Value,
247 (Kind => Kind, Unit => Element.Index));
248 Reverse_Naming_Exceptions.Set
249 ((Kind => Kind, Unit => Element.Index),
250 Element.Value.Value);
251 end if;
252
253 Current := Element.Next;
254 end loop;
255 end Prepare_Naming_Exceptions;
256
257 ----------
258 -- Hash --
259 ----------
260
261 function Hash (Unit : Unit_Info) return Header_Num is
262 begin
263 return Header_Num (Unit.Unit mod 2048);
264 end Hash;
265
266 ----------------------------
267 -- Free_Naming_Exceptions --
268 ----------------------------
269
270 procedure Free_Naming_Exceptions is
271 begin
272 Naming_Exceptions.Reset;
273 Reverse_Naming_Exceptions.Reset;
274 end Free_Naming_Exceptions;
275
276 -------------------------
277 -- Check_Naming_Scheme --
278 -------------------------
279
280 procedure Check_Naming_Scheme
281 (Data : in out Project_Data;
282 Project : Project_Id)
283 is
284 Naming_Id : constant Package_Id :=
285 Util.Value_Of (Name_Naming, Data.Decl.Packages);
286
287 Naming : Package_Element;
288
289 procedure Check_Unit_Names (List : Array_Element_Id);
290 -- Check that a list of unit names contains only valid names.
291
292 ----------------------
293 -- Check_Unit_Names --
294 ----------------------
295
296 procedure Check_Unit_Names (List : Array_Element_Id) is
297 Current : Array_Element_Id := List;
298 Element : Array_Element;
299 Unit_Name : Name_Id;
300
301 begin
302 -- Loop through elements of the string list
303
304 while Current /= No_Array_Element loop
305 Element := Array_Elements.Table (Current);
306
307 -- Put file name in canonical case
308
309 Get_Name_String (Element.Value.Value);
310 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
311 Element.Value.Value := Name_Find;
312
313 -- Check that it contains a valid unit name
314
315 Get_Name_String (Element.Index);
316 Check_Ada_Name (Name_Buffer (1 .. Name_Len), Unit_Name);
317
318 if Unit_Name = No_Name then
319 Err_Vars.Error_Msg_Name_1 := Element.Index;
320 Error_Msg
321 (Project,
322 "{ is not a valid unit name.",
323 Element.Value.Location);
324
325 else
326 if Current_Verbosity = High then
327 Write_Str (" Unit (""");
328 Write_Str (Get_Name_String (Unit_Name));
329 Write_Line (""")");
330 end if;
331
332 Element.Index := Unit_Name;
333 Array_Elements.Table (Current) := Element;
334 end if;
335
336 Current := Element.Next;
337 end loop;
338 end Check_Unit_Names;
339
340 -- Start of processing for Check_Naming_Scheme
341
342 begin
343 -- If there is a package Naming, we will put in Data.Naming what is in
344 -- this package Naming.
345
346 if Naming_Id /= No_Package then
347 Naming := Packages.Table (Naming_Id);
348
349 if Current_Verbosity = High then
350 Write_Line ("Checking ""Naming"" for Ada.");
351 end if;
352
353 declare
354 Bodies : constant Array_Element_Id :=
355 Util.Value_Of (Name_Body, Naming.Decl.Arrays);
356
357 Specs : constant Array_Element_Id :=
358 Util.Value_Of (Name_Spec, Naming.Decl.Arrays);
359
360 begin
361 if Bodies /= No_Array_Element then
362
363 -- We have elements in the array Body_Part
364
365 if Current_Verbosity = High then
366 Write_Line ("Found Bodies.");
367 end if;
368
369 Data.Naming.Bodies := Bodies;
370 Check_Unit_Names (Bodies);
371
372 else
373 if Current_Verbosity = High then
374 Write_Line ("No Bodies.");
375 end if;
376 end if;
377
378 if Specs /= No_Array_Element then
379
380 -- We have elements in the array Specs
381
382 if Current_Verbosity = High then
383 Write_Line ("Found Specs.");
384 end if;
385
386 Data.Naming.Specs := Specs;
387 Check_Unit_Names (Specs);
388
389 else
390 if Current_Verbosity = High then
391 Write_Line ("No Specs.");
392 end if;
393 end if;
394 end;
395
396 -- We are now checking if variables Dot_Replacement, Casing,
397 -- Spec_Suffix, Body_Suffix and/or Separate_Suffix
398 -- exist.
399
400 -- For each variable, if it does not exist, we do nothing,
401 -- because we already have the default.
402
403 -- Check Dot_Replacement
404
405 declare
406 Dot_Replacement : constant Variable_Value :=
407 Util.Value_Of
408 (Name_Dot_Replacement,
409 Naming.Decl.Attributes);
410
411 begin
412 pragma Assert (Dot_Replacement.Kind = Single,
413 "Dot_Replacement is not a single string");
414
415 if not Dot_Replacement.Default then
416 Get_Name_String (Dot_Replacement.Value);
417
418 if Name_Len = 0 then
419 Error_Msg
420 (Project,
421 "Dot_Replacement cannot be empty",
422 Dot_Replacement.Location);
423
424 else
425 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
426 Data.Naming.Dot_Replacement := Name_Find;
427 Data.Naming.Dot_Repl_Loc := Dot_Replacement.Location;
428 end if;
429 end if;
430 end;
431
432 if Current_Verbosity = High then
433 Write_Str (" Dot_Replacement = """);
434 Write_Str (Get_Name_String (Data.Naming.Dot_Replacement));
435 Write_Char ('"');
436 Write_Eol;
437 end if;
438
439 -- Check Casing
440
441 declare
442 Casing_String : constant Variable_Value :=
443 Util.Value_Of
444 (Name_Casing, Naming.Decl.Attributes);
445
446 begin
447 pragma Assert (Casing_String.Kind = Single,
448 "Casing is not a single string");
449
450 if not Casing_String.Default then
451 declare
452 Casing_Image : constant String :=
453 Get_Name_String (Casing_String.Value);
454 begin
455 declare
456 Casing : constant Casing_Type := Value (Casing_Image);
457 begin
458 Data.Naming.Casing := Casing;
459 end;
460
461 exception
462 when Constraint_Error =>
463 if Casing_Image'Length = 0 then
464 Error_Msg
465 (Project,
466 "Casing cannot be an empty string",
467 Casing_String.Location);
468
469 else
470 Name_Len := Casing_Image'Length;
471 Name_Buffer (1 .. Name_Len) := Casing_Image;
472 Err_Vars.Error_Msg_Name_1 := Name_Find;
473 Error_Msg
474 (Project,
475 "{ is not a correct Casing",
476 Casing_String.Location);
477 end if;
478 end;
479 end if;
480 end;
481
482 if Current_Verbosity = High then
483 Write_Str (" Casing = ");
484 Write_Str (Image (Data.Naming.Casing));
485 Write_Char ('.');
486 Write_Eol;
487 end if;
488
489 -- Check Spec_Suffix
490
491 declare
492 Ada_Spec_Suffix : constant Variable_Value :=
493 Prj.Util.Value_Of
494 (Index => Name_Ada,
495 In_Array => Data.Naming.Spec_Suffix);
496
497 begin
498 if Ada_Spec_Suffix.Kind = Single
499 and then Get_Name_String (Ada_Spec_Suffix.Value) /= ""
500 then
501 Data.Naming.Current_Spec_Suffix := Ada_Spec_Suffix.Value;
502 Data.Naming.Spec_Suffix_Loc := Ada_Spec_Suffix.Location;
503
504 else
505 Data.Naming.Current_Spec_Suffix := Default_Ada_Spec_Suffix;
506 end if;
507 end;
508
509 if Current_Verbosity = High then
510 Write_Str (" Spec_Suffix = """);
511 Write_Str (Get_Name_String (Data.Naming.Current_Spec_Suffix));
512 Write_Char ('"');
513 Write_Eol;
514 end if;
515
516 -- Check Body_Suffix
517
518 declare
519 Ada_Body_Suffix : constant Variable_Value :=
520 Prj.Util.Value_Of
521 (Index => Name_Ada,
522 In_Array => Data.Naming.Body_Suffix);
523
524 begin
525 if Ada_Body_Suffix.Kind = Single
526 and then Get_Name_String (Ada_Body_Suffix.Value) /= ""
527 then
528 Data.Naming.Current_Body_Suffix := Ada_Body_Suffix.Value;
529 Data.Naming.Body_Suffix_Loc := Ada_Body_Suffix.Location;
530
531 else
532 Data.Naming.Current_Body_Suffix := Default_Ada_Body_Suffix;
533 end if;
534 end;
535
536 if Current_Verbosity = High then
537 Write_Str (" Body_Suffix = """);
538 Write_Str (Get_Name_String (Data.Naming.Current_Body_Suffix));
539 Write_Char ('"');
540 Write_Eol;
541 end if;
542
543 -- Check Separate_Suffix
544
545 declare
546 Ada_Sep_Suffix : constant Variable_Value :=
547 Prj.Util.Value_Of
548 (Variable_Name => Name_Separate_Suffix,
549 In_Variables => Naming.Decl.Attributes);
550
551 begin
552 if Ada_Sep_Suffix.Default then
553 Data.Naming.Separate_Suffix :=
554 Data.Naming.Current_Body_Suffix;
555
556 else
557 if Get_Name_String (Ada_Sep_Suffix.Value) = "" then
558 Error_Msg
559 (Project,
560 "Separate_Suffix cannot be empty",
561 Ada_Sep_Suffix.Location);
562
563 else
564 Data.Naming.Separate_Suffix := Ada_Sep_Suffix.Value;
565 Data.Naming.Sep_Suffix_Loc := Ada_Sep_Suffix.Location;
566 end if;
567 end if;
568 end;
569
570 if Current_Verbosity = High then
571 Write_Str (" Separate_Suffix = """);
572 Write_Str (Get_Name_String (Data.Naming.Separate_Suffix));
573 Write_Char ('"');
574 Write_Eol;
575 end if;
576
577 -- Check if Data.Naming is valid
578
579 Check_Ada_Naming_Scheme (Project, Data.Naming);
580
581 else
582 Data.Naming.Current_Spec_Suffix := Default_Ada_Spec_Suffix;
583 Data.Naming.Current_Body_Suffix := Default_Ada_Body_Suffix;
584 Data.Naming.Separate_Suffix := Default_Ada_Body_Suffix;
585 end if;
586 end Check_Naming_Scheme;
587
588 ---------------
589 -- Ada_Check --
590 ---------------
591
592 procedure Ada_Check
593 (Project : Project_Id;
594 Report_Error : Put_Line_Access)
595 is
596 Data : Project_Data;
597 Languages : Variable_Value := Nil_Variable_Value;
598
599 Extending : Boolean := False;
600
601 function Check_Project (P : Project_Id) return Boolean;
602 -- Returns True if P is Project or a project extended by Project
603
604 procedure Find_Sources;
605 -- Find all the sources in all of the source directories
606 -- of a project.
607
608 procedure Get_Path_Names_And_Record_Sources;
609 -- Find the path names of the source files in the Source_Names table
610 -- in the source directories and record those that are Ada sources.
611
612 procedure Get_Sources_From_File
613 (Path : String;
614 Location : Source_Ptr);
615 -- Get the sources of a project from a text file
616
617 procedure Warn_If_Not_Sources
618 (Conventions : Array_Element_Id;
619 Specs : Boolean);
620 -- Check that individual naming conventions apply to immediate
621 -- sources of the project; if not, issue a warning.
622
623 -------------------
624 -- Check_Project --
625 -------------------
626
627 function Check_Project (P : Project_Id) return Boolean is
628 begin
629 if P = Project then
630 return True;
631 elsif Extending then
632 declare
633 Data : Project_Data := Projects.Table (Project);
634
635 begin
636 while Data.Extends /= No_Project loop
637 if P = Data.Extends then
638 return True;
639 end if;
640
641 Data := Projects.Table (Data.Extends);
642 end loop;
643 end;
644 end if;
645
646 return False;
647 end Check_Project;
648
649 ------------------
650 -- Find_Sources --
651 ------------------
652
653 procedure Find_Sources is
654 Source_Dir : String_List_Id := Data.Source_Dirs;
655 Element : String_Element;
656 Dir : Dir_Type;
657 Current_Source : String_List_Id := Nil_String;
658 Source_Recorded : Boolean := False;
659
660 begin
661 if Current_Verbosity = High then
662 Write_Line ("Looking for sources:");
663 end if;
664
665 -- For each subdirectory
666
667 while Source_Dir /= Nil_String loop
668 begin
669 Source_Recorded := False;
670 Element := String_Elements.Table (Source_Dir);
671 if Element.Value /= No_Name then
672 declare
673 Source_Directory : constant String :=
674 Get_Name_String (Element.Value);
675
676 begin
677 if Current_Verbosity = High then
678 Write_Str ("Source_Dir = ");
679 Write_Line (Source_Directory);
680 end if;
681
682 -- We look to every entry in the source directory
683
684 Open (Dir, Source_Directory);
685
686 -- Canonical_Case_File_Name (Source_Directory);
687
688 loop
689 Read (Dir, Name_Buffer, Name_Len);
690
691 if Current_Verbosity = High then
692 Write_Str (" Checking ");
693 Write_Line (Name_Buffer (1 .. Name_Len));
694 end if;
695
696 exit when Name_Len = 0;
697
698 -- Canonical_Case_File_Name
699 -- (Name_Buffer (1 .. Name_Len));
700
701 declare
702 File_Name : constant Name_Id := Name_Find;
703 Dir : constant String :=
704 Source_Directory &
705 Directory_Separator;
706 Dir_Last : constant Natural :=
707 Compute_Directory_Last (Dir);
708 Path : constant String :=
709 Normalize_Pathname
710 (Name => Name_Buffer (1 .. Name_Len),
711 Directory => Dir (Dir'First .. Dir_Last));
712 Path_Name : Name_Id;
713
714 begin
715 if Is_Regular_File (Path) then
716
717 Name_Len := Path'Length;
718 Name_Buffer (1 .. Name_Len) := Path;
719 Path_Name := Name_Find;
720
721 -- We attempt to register it as a source.
722 -- However, there is no error if the file
723 -- does not contain a valid source.
724 -- But there is an error if we have a
725 -- duplicate unit name.
726
727 Record_Source
728 (File_Name => File_Name,
729 Path_Name => Path_Name,
730 Project => Project,
731 Data => Data,
732 Location => No_Location,
733 Current_Source => Current_Source,
734 Source_Recorded => Source_Recorded);
735 end if;
736 end;
737 end loop;
738
739 Close (Dir);
740 end;
741 end if;
742
743 exception
744 when Directory_Error =>
745 null;
746 end;
747
748 if Source_Recorded then
749 String_Elements.Table (Source_Dir).Flag := True;
750 end if;
751
752 Source_Dir := Element.Next;
753 end loop;
754
755 if Current_Verbosity = High then
756 Write_Line ("end Looking for sources.");
757 end if;
758
759 -- If we have looked for sources and found none, then
760 -- it is an error, except if it is an extending project.
761 -- If a non extending project is not supposed to contain
762 -- any source, then we never call Find_Sources.
763
764 if Data.Extends = No_Project
765 and then Current_Source = Nil_String
766 then
767 Error_Msg
768 (Project,
769 "there are no Ada sources in this project",
770 Data.Location);
771 end if;
772 end Find_Sources;
773
774 ---------------------------------------
775 -- Get_Path_Names_And_Record_Sources --
776 ---------------------------------------
777
778 procedure Get_Path_Names_And_Record_Sources is
779 Source_Dir : String_List_Id := Data.Source_Dirs;
780 Element : String_Element;
781 Path : Name_Id;
782
783 Dir : Dir_Type;
784 Name : Name_Id;
785 Canonical_Name : Name_Id;
786 Name_Str : String (1 .. 1_024);
787 Last : Natural := 0;
788 NL : Name_Location;
789
790 Current_Source : String_List_Id := Nil_String;
791
792 First_Error : Boolean := True;
793
794 Source_Recorded : Boolean := False;
795
796 begin
797 -- We look in all source directories for this file name
798
799 while Source_Dir /= Nil_String loop
800 Source_Recorded := False;
801 Element := String_Elements.Table (Source_Dir);
802
803 declare
804 Dir_Path : constant String := Get_Name_String (Element.Value);
805 begin
806 if Current_Verbosity = High then
807 Write_Str ("checking directory """);
808 Write_Str (Dir_Path);
809 Write_Line ("""");
810 end if;
811
812 Open (Dir, Dir_Path);
813
814 loop
815 Read (Dir, Name_Str, Last);
816 exit when Last = 0;
817 Name_Len := Last;
818 Name_Buffer (1 .. Name_Len) := Name_Str (1 .. Last);
819 Name := Name_Find;
820 Canonical_Case_File_Name (Name_Str (1 .. Last));
821 Name_Len := Last;
822 Name_Buffer (1 .. Name_Len) := Name_Str (1 .. Last);
823 Canonical_Name := Name_Find;
824 NL := Source_Names.Get (Canonical_Name);
825
826 if NL /= No_Name_Location and then not NL.Found then
827 NL.Found := True;
828 Source_Names.Set (Canonical_Name, NL);
829 Name_Len := Dir_Path'Length;
830 Name_Buffer (1 .. Name_Len) := Dir_Path;
831 Add_Char_To_Name_Buffer (Directory_Separator);
832 Add_Str_To_Name_Buffer (Name_Str (1 .. Last));
833 Path := Name_Find;
834
835 if Current_Verbosity = High then
836 Write_Str (" found ");
837 Write_Line (Get_Name_String (Name));
838 end if;
839
840 -- Register the source if it is an Ada compilation unit..
841
842 Record_Source
843 (File_Name => Name,
844 Path_Name => Path,
845 Project => Project,
846 Data => Data,
847 Location => NL.Location,
848 Current_Source => Current_Source,
849 Source_Recorded => Source_Recorded);
850 end if;
851 end loop;
852
853 Close (Dir);
854 end;
855
856 if Source_Recorded then
857 String_Elements.Table (Source_Dir).Flag := True;
858 end if;
859
860 Source_Dir := Element.Next;
861 end loop;
862
863 -- It is an error if a source file name in a source list or
864 -- in a source list file is not found.
865
866 NL := Source_Names.Get_First;
867
868 while NL /= No_Name_Location loop
869 if not NL.Found then
870 Err_Vars.Error_Msg_Name_1 := NL.Name;
871
872 if First_Error then
873 Error_Msg
874 (Project,
875 "source file { cannot be found",
876 NL.Location);
877 First_Error := False;
878
879 else
880 Error_Msg
881 (Project,
882 "\source file { cannot be found",
883 NL.Location);
884 end if;
885 end if;
886
887 NL := Source_Names.Get_Next;
888 end loop;
889 end Get_Path_Names_And_Record_Sources;
890
891 ---------------------------
892 -- Get_Sources_From_File --
893 ---------------------------
894
895 procedure Get_Sources_From_File
896 (Path : String;
897 Location : Source_Ptr)
898 is
899 File : Prj.Util.Text_File;
900 Line : String (1 .. 250);
901 Last : Natural;
902 Source_Name : Name_Id;
903
904 begin
905 if Current_Verbosity = High then
906 Write_Str ("Opening """);
907 Write_Str (Path);
908 Write_Line (""".");
909 end if;
910
911 -- We open the file
912
913 Prj.Util.Open (File, Path);
914
915 if not Prj.Util.Is_Valid (File) then
916 Error_Msg (Project, "file does not exist", Location);
917 else
918 Source_Names.Reset;
919
920 while not Prj.Util.End_Of_File (File) loop
921 Prj.Util.Get_Line (File, Line, Last);
922
923 -- If the line is not empty and does not start with "--",
924 -- then it should contain a file name. However, if the
925 -- file name does not exist, it may be for another language
926 -- and we don't fail.
927
928 if Last /= 0
929 and then (Last = 1 or else Line (1 .. 2) /= "--")
930 then
931 Name_Len := Last;
932 Name_Buffer (1 .. Name_Len) := Line (1 .. Last);
933 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
934 Source_Name := Name_Find;
935 Source_Names.Set
936 (K => Source_Name,
937 E =>
938 (Name => Source_Name,
939 Location => Location,
940 Found => False));
941 end if;
942 end loop;
943
944 Prj.Util.Close (File);
945
946 end if;
947
948 Get_Path_Names_And_Record_Sources;
949
950 -- We should have found at least one source.
951 -- If not, report an error.
952
953 if Data.Sources = Nil_String then
954 Error_Msg (Project,
955 "there are no Ada sources in this project",
956 Location);
957 end if;
958 end Get_Sources_From_File;
959
960 -------------------------
961 -- Warn_If_Not_Sources --
962 -------------------------
963
964 procedure Warn_If_Not_Sources
965 (Conventions : Array_Element_Id;
966 Specs : Boolean)
967 is
968 Conv : Array_Element_Id := Conventions;
969 Unit : Name_Id;
970 The_Unit_Id : Unit_Id;
971 The_Unit_Data : Unit_Data;
972 Location : Source_Ptr;
973
974 begin
975 while Conv /= No_Array_Element loop
976 Unit := Array_Elements.Table (Conv).Index;
977 Error_Msg_Name_1 := Unit;
978 Get_Name_String (Unit);
979 To_Lower (Name_Buffer (1 .. Name_Len));
980 Unit := Name_Find;
981 The_Unit_Id := Units_Htable.Get (Unit);
982 Location := Array_Elements.Table (Conv).Value.Location;
983
984 if The_Unit_Id = Prj.Com.No_Unit then
985 Error_Msg
986 (Project,
987 "?unknown unit {",
988 Location);
989
990 else
991 The_Unit_Data := Units.Table (The_Unit_Id);
992
993 if Specs then
994 if not Check_Project
995 (The_Unit_Data.File_Names (Specification).Project)
996 then
997 Error_Msg
998 (Project,
999 "?unit{ has no spec in this project",
1000 Location);
1001 end if;
1002
1003 else
1004 if not Check_Project
1005 (The_Unit_Data.File_Names (Com.Body_Part).Project)
1006 then
1007 Error_Msg
1008 (Project,
1009 "?unit{ has no body in this project",
1010 Location);
1011 end if;
1012 end if;
1013 end if;
1014
1015 Conv := Array_Elements.Table (Conv).Next;
1016 end loop;
1017 end Warn_If_Not_Sources;
1018
1019 -- Start of processing for Ada_Check
1020
1021 begin
1022 Language_Independent_Check (Project, Report_Error);
1023
1024 Error_Report := Report_Error;
1025
1026 Data := Projects.Table (Project);
1027 Extending := Data.Extends /= No_Project;
1028 Languages := Prj.Util.Value_Of (Name_Languages, Data.Decl.Attributes);
1029
1030 Data.Naming.Current_Language := Name_Ada;
1031 Data.Sources_Present := Data.Source_Dirs /= Nil_String;
1032
1033 if not Languages.Default then
1034 declare
1035 Current : String_List_Id := Languages.Values;
1036 Element : String_Element;
1037 Ada_Found : Boolean := False;
1038
1039 begin
1040 Look_For_Ada : while Current /= Nil_String loop
1041 Element := String_Elements.Table (Current);
1042 Get_Name_String (Element.Value);
1043 To_Lower (Name_Buffer (1 .. Name_Len));
1044
1045 if Name_Buffer (1 .. Name_Len) = "ada" then
1046 Ada_Found := True;
1047 exit Look_For_Ada;
1048 end if;
1049
1050 Current := Element.Next;
1051 end loop Look_For_Ada;
1052
1053 if not Ada_Found then
1054
1055 -- Mark the project file as having no sources for Ada
1056
1057 Data.Sources_Present := False;
1058 end if;
1059 end;
1060 end if;
1061
1062 Check_Naming_Scheme (Data, Project);
1063
1064 Prepare_Naming_Exceptions (Data.Naming.Bodies, Body_Part);
1065 Prepare_Naming_Exceptions (Data.Naming.Specs, Specification);
1066
1067 -- If we have source directories, then find the sources
1068
1069 if Data.Sources_Present then
1070 if Data.Source_Dirs = Nil_String then
1071 Data.Sources_Present := False;
1072
1073 else
1074 declare
1075 Sources : constant Variable_Value :=
1076 Util.Value_Of
1077 (Name_Source_Files,
1078 Data.Decl.Attributes);
1079
1080 Source_List_File : constant Variable_Value :=
1081 Util.Value_Of
1082 (Name_Source_List_File,
1083 Data.Decl.Attributes);
1084
1085 Locally_Removed : constant Variable_Value :=
1086 Util.Value_Of
1087 (Name_Locally_Removed_Files,
1088 Data.Decl.Attributes);
1089
1090
1091 begin
1092 pragma Assert
1093 (Sources.Kind = List,
1094 "Source_Files is not a list");
1095
1096 pragma Assert
1097 (Source_List_File.Kind = Single,
1098 "Source_List_File is not a single string");
1099
1100 if not Sources.Default then
1101 if not Source_List_File.Default then
1102 Error_Msg
1103 (Project,
1104 "?both variables source_files and " &
1105 "source_list_file are present",
1106 Source_List_File.Location);
1107 end if;
1108
1109 -- Sources is a list of file names
1110
1111 declare
1112 Current : String_List_Id := Sources.Values;
1113 Element : String_Element;
1114 Location : Source_Ptr;
1115 Name : Name_Id;
1116
1117 begin
1118 Source_Names.Reset;
1119
1120 Data.Sources_Present := Current /= Nil_String;
1121
1122 while Current /= Nil_String loop
1123 Element := String_Elements.Table (Current);
1124 Get_Name_String (Element.Value);
1125 Canonical_Case_File_Name
1126 (Name_Buffer (1 .. Name_Len));
1127 Name := Name_Find;
1128
1129 -- If the element has no location, then use the
1130 -- location of Sources to report possible errors.
1131
1132 if Element.Location = No_Location then
1133 Location := Sources.Location;
1134
1135 else
1136 Location := Element.Location;
1137 end if;
1138
1139 Source_Names.Set
1140 (K => Name,
1141 E =>
1142 (Name => Name,
1143 Location => Location,
1144 Found => False));
1145
1146 Current := Element.Next;
1147 end loop;
1148
1149 Get_Path_Names_And_Record_Sources;
1150 end;
1151
1152 -- No source_files specified.
1153 -- We check Source_List_File has been specified.
1154
1155 elsif not Source_List_File.Default then
1156
1157 -- Source_List_File is the name of the file
1158 -- that contains the source file names
1159
1160 declare
1161 Source_File_Path_Name : constant String :=
1162 Path_Name_Of
1163 (Source_List_File.Value,
1164 Data.Directory);
1165
1166 begin
1167 if Source_File_Path_Name'Length = 0 then
1168 Err_Vars.Error_Msg_Name_1 := Source_List_File.Value;
1169 Error_Msg
1170 (Project,
1171 "file with sources { does not exist",
1172 Source_List_File.Location);
1173
1174 else
1175 Get_Sources_From_File
1176 (Source_File_Path_Name,
1177 Source_List_File.Location);
1178 end if;
1179 end;
1180
1181 else
1182 -- Neither Source_Files nor Source_List_File has been
1183 -- specified.
1184 -- Find all the files that satisfy
1185 -- the naming scheme in all the source directories.
1186
1187 Find_Sources;
1188 end if;
1189
1190 -- If there are sources that are locally removed, mark them as
1191 -- such in the Units table.
1192
1193 if not Locally_Removed.Default then
1194 -- Sources can be locally removed only in extending
1195 -- project files.
1196
1197 if Data.Extends = No_Project then
1198 Error_Msg
1199 (Project,
1200 "Locally_Removed_Files can only be used " &
1201 "in an extending project file",
1202 Locally_Removed.Location);
1203
1204 else
1205 declare
1206 Current : String_List_Id :=
1207 Locally_Removed.Values;
1208 Element : String_Element;
1209 Location : Source_Ptr;
1210 OK : Boolean;
1211 Unit : Unit_Data;
1212 Name : Name_Id;
1213 Extended : Project_Id;
1214
1215 begin
1216 while Current /= Nil_String loop
1217 Element := String_Elements.Table (Current);
1218 Get_Name_String (Element.Value);
1219 Canonical_Case_File_Name
1220 (Name_Buffer (1 .. Name_Len));
1221 Name := Name_Find;
1222
1223 -- If the element has no location, then use the
1224 -- location of Locally_Removed to report
1225 -- possible errors.
1226
1227 if Element.Location = No_Location then
1228 Location := Locally_Removed.Location;
1229
1230 else
1231 Location := Element.Location;
1232 end if;
1233
1234 OK := False;
1235
1236 for Index in 1 .. Units.Last loop
1237 Unit := Units.Table (Index);
1238
1239 if
1240 Unit.File_Names (Specification).Name = Name
1241 then
1242 OK := True;
1243
1244 -- Check that this is from a project that
1245 -- the current project extends, but not the
1246 -- current project.
1247
1248 Extended := Unit.File_Names
1249 (Specification).Project;
1250
1251 if Extended = Project then
1252 Error_Msg
1253 (Project,
1254 "cannot remove a source " &
1255 "of the same project",
1256 Location);
1257
1258 elsif
1259 Project_Extends (Project, Extended)
1260 then
1261 Unit.File_Names
1262 (Specification).Path := Slash;
1263 Unit.File_Names
1264 (Specification).Needs_Pragma := False;
1265 Units.Table (Index) := Unit;
1266 Add_Forbidden_File_Name
1267 (Unit.File_Names (Specification).Name);
1268 exit;
1269
1270 else
1271 Error_Msg
1272 (Project,
1273 "cannot remove a source from " &
1274 "another project",
1275 Location);
1276 end if;
1277
1278 elsif
1279 Unit.File_Names (Body_Part).Name = Name
1280 then
1281 OK := True;
1282
1283 -- Check that this is from a project that
1284 -- the current project extends, but not the
1285 -- current project.
1286
1287 Extended := Unit.File_Names
1288 (Body_Part).Project;
1289
1290 if Extended = Project then
1291 Error_Msg
1292 (Project,
1293 "cannot remove a source " &
1294 "of the same project",
1295 Location);
1296
1297 elsif
1298 Project_Extends (Project, Extended)
1299 then
1300 Unit.File_Names (Body_Part).Path := Slash;
1301 Unit.File_Names (Body_Part).Needs_Pragma
1302 := False;
1303 Units.Table (Index) := Unit;
1304 Add_Forbidden_File_Name
1305 (Unit.File_Names (Body_Part).Name);
1306 exit;
1307 end if;
1308
1309 end if;
1310 end loop;
1311
1312 if not OK then
1313 Err_Vars.Error_Msg_Name_1 := Name;
1314 Error_Msg (Project, "unknown file {", Location);
1315 end if;
1316
1317 Current := Element.Next;
1318 end loop;
1319 end;
1320 end if;
1321 end if;
1322 end;
1323 end if;
1324 end if;
1325
1326 if Data.Sources_Present then
1327
1328 -- Check that all individual naming conventions apply to
1329 -- sources of this project file.
1330
1331 Warn_If_Not_Sources (Data.Naming.Bodies, Specs => False);
1332 Warn_If_Not_Sources (Data.Naming.Specs, Specs => True);
1333 end if;
1334
1335 -- If it is a library project file, check if it is a standalone library
1336
1337 if Data.Library then
1338 Standalone_Library : declare
1339 Lib_Interfaces : constant Prj.Variable_Value :=
1340 Prj.Util.Value_Of
1341 (Snames.Name_Library_Interface,
1342 Data.Decl.Attributes);
1343 Lib_Auto_Init : constant Prj.Variable_Value :=
1344 Prj.Util.Value_Of
1345 (Snames.Name_Library_Auto_Init,
1346 Data.Decl.Attributes);
1347
1348 Lib_Src_Dir : constant Prj.Variable_Value :=
1349 Prj.Util.Value_Of
1350 (Snames.Name_Library_Src_Dir,
1351 Data.Decl.Attributes);
1352
1353 Lib_Symbol_File : constant Prj.Variable_Value :=
1354 Prj.Util.Value_Of
1355 (Snames.Name_Library_Symbol_File,
1356 Data.Decl.Attributes);
1357
1358 Lib_Symbol_Policy : constant Prj.Variable_Value :=
1359 Prj.Util.Value_Of
1360 (Snames.Name_Library_Symbol_Policy,
1361 Data.Decl.Attributes);
1362
1363 Lib_Ref_Symbol_File : constant Prj.Variable_Value :=
1364 Prj.Util.Value_Of
1365 (Snames.Name_Library_Reference_Symbol_File,
1366 Data.Decl.Attributes);
1367
1368 Auto_Init_Supported : constant Boolean :=
1369 MLib.Tgt.
1370 Standalone_Library_Auto_Init_Is_Supported;
1371
1372 OK : Boolean := True;
1373
1374 begin
1375 pragma Assert (Lib_Interfaces.Kind = List);
1376
1377 -- It is a stand-alone library project file if attribute
1378 -- Library_Interface is defined.
1379
1380 if not Lib_Interfaces.Default then
1381 declare
1382 Interfaces : String_List_Id := Lib_Interfaces.Values;
1383 Interface_ALIs : String_List_Id := Nil_String;
1384 Unit : Name_Id;
1385 The_Unit_Id : Unit_Id;
1386 The_Unit_Data : Unit_Data;
1387
1388 procedure Add_ALI_For (Source : Name_Id);
1389 -- Add an ALI file name to the list of Interface ALIs
1390
1391 -----------------
1392 -- Add_ALI_For --
1393 -----------------
1394
1395 procedure Add_ALI_For (Source : Name_Id) is
1396 begin
1397 Get_Name_String (Source);
1398
1399 declare
1400 ALI : constant String :=
1401 ALI_File_Name (Name_Buffer (1 .. Name_Len));
1402 ALI_Name_Id : Name_Id;
1403 begin
1404 Name_Len := ALI'Length;
1405 Name_Buffer (1 .. Name_Len) := ALI;
1406 ALI_Name_Id := Name_Find;
1407
1408 String_Elements.Increment_Last;
1409 String_Elements.Table (String_Elements.Last) :=
1410 (Value => ALI_Name_Id,
1411 Display_Value => No_Name,
1412 Location => String_Elements.Table
1413 (Interfaces).Location,
1414 Flag => False,
1415 Next => Interface_ALIs);
1416 Interface_ALIs := String_Elements.Last;
1417 end;
1418 end Add_ALI_For;
1419
1420 begin
1421 Data.Standalone_Library := True;
1422
1423 -- Library_Interface cannot be an empty list
1424
1425 if Interfaces = Nil_String then
1426 Error_Msg
1427 (Project,
1428 "Library_Interface cannot be an empty list",
1429 Lib_Interfaces.Location);
1430 end if;
1431
1432 -- Process each unit name specified in the attribute
1433 -- Library_Interface.
1434
1435 while Interfaces /= Nil_String loop
1436 Get_Name_String
1437 (String_Elements.Table (Interfaces).Value);
1438 To_Lower (Name_Buffer (1 .. Name_Len));
1439
1440 if Name_Len = 0 then
1441 Error_Msg
1442 (Project,
1443 "an interface cannot be an empty string",
1444 String_Elements.Table (Interfaces).Location);
1445
1446 else
1447 Unit := Name_Find;
1448 Error_Msg_Name_1 := Unit;
1449 The_Unit_Id := Units_Htable.Get (Unit);
1450
1451 if The_Unit_Id = Prj.Com.No_Unit then
1452 Error_Msg
1453 (Project,
1454 "unknown unit {",
1455 String_Elements.Table (Interfaces).Location);
1456
1457 else
1458 -- Check that the unit is part of the project
1459
1460 The_Unit_Data := Units.Table (The_Unit_Id);
1461
1462 if The_Unit_Data.File_Names
1463 (Com.Body_Part).Name /= No_Name
1464 and then The_Unit_Data.File_Names
1465 (Com.Body_Part).Path /= Slash
1466 then
1467 if Check_Project
1468 (The_Unit_Data.File_Names (Body_Part).Project)
1469 then
1470 -- There is a body for this unit.
1471 -- If there is no spec, we need to check
1472 -- that it is not a subunit.
1473
1474 if The_Unit_Data.File_Names
1475 (Specification).Name = No_Name
1476 then
1477 declare
1478 Src_Ind : Source_File_Index;
1479
1480 begin
1481 Src_Ind := Sinput.P.Load_Project_File
1482 (Get_Name_String
1483 (The_Unit_Data.File_Names
1484 (Body_Part).Path));
1485
1486 if Sinput.P.Source_File_Is_Subunit
1487 (Src_Ind)
1488 then
1489 Error_Msg
1490 (Project,
1491 "{ is a subunit; " &
1492 "it cannot be an interface",
1493 String_Elements.Table
1494 (Interfaces).Location);
1495 end if;
1496 end;
1497 end if;
1498
1499 -- The unit is not a subunit, so we add
1500 -- to the Interface ALIs the ALI file
1501 -- corresponding to the body.
1502
1503 Add_ALI_For
1504 (The_Unit_Data.File_Names (Body_Part).Name);
1505
1506 else
1507 Error_Msg
1508 (Project,
1509 "{ is not an unit of this project",
1510 String_Elements.Table
1511 (Interfaces).Location);
1512 end if;
1513
1514 elsif The_Unit_Data.File_Names
1515 (Com.Specification).Name /= No_Name
1516 and then The_Unit_Data.File_Names
1517 (Com.Specification).Path /= Slash
1518 and then Check_Project
1519 (The_Unit_Data.File_Names
1520 (Specification).Project)
1521
1522 then
1523 -- The unit is part of the project, it has
1524 -- a spec, but no body. We add to the Interface
1525 -- ALIs the ALI file corresponding to the spec.
1526
1527 Add_ALI_For
1528 (The_Unit_Data.File_Names (Specification).Name);
1529
1530 else
1531 Error_Msg
1532 (Project,
1533 "{ is not an unit of this project",
1534 String_Elements.Table (Interfaces).Location);
1535 end if;
1536 end if;
1537
1538 end if;
1539
1540 Interfaces := String_Elements.Table (Interfaces).Next;
1541 end loop;
1542
1543 -- Put the list of Interface ALIs in the project data
1544
1545 Data.Lib_Interface_ALIs := Interface_ALIs;
1546
1547 -- Check value of attribute Library_Auto_Init and set
1548 -- Lib_Auto_Init accordingly.
1549
1550 if Lib_Auto_Init.Default then
1551 -- If no attribute Library_Auto_Init is declared, then
1552 -- set auto init only if it is supported.
1553
1554 Data.Lib_Auto_Init := Auto_Init_Supported;
1555
1556 else
1557 Get_Name_String (Lib_Auto_Init.Value);
1558 To_Lower (Name_Buffer (1 .. Name_Len));
1559
1560 if Name_Buffer (1 .. Name_Len) = "false" then
1561 Data.Lib_Auto_Init := False;
1562
1563 elsif Name_Buffer (1 .. Name_Len) = "true" then
1564 if Auto_Init_Supported then
1565 Data.Lib_Auto_Init := True;
1566
1567 else
1568 -- Library_Auto_Init cannot be "true" if auto init
1569 -- is not supported
1570
1571 Error_Msg
1572 (Project,
1573 "library auto init not supported " &
1574 "on this platform",
1575 Lib_Auto_Init.Location);
1576 end if;
1577
1578 else
1579 Error_Msg
1580 (Project,
1581 "invalid value for attribute Library_Auto_Init",
1582 Lib_Auto_Init.Location);
1583 end if;
1584 end if;
1585 end;
1586
1587 -- If attribute Library_Src_Dir is defined and not the
1588 -- empty string, check if the directory exist and is not
1589 -- the object directory or one of the source directories.
1590 -- This is the directory where copies of the interface
1591 -- sources will be copied. Note that this directory may be
1592 -- the library directory.
1593
1594 if Lib_Src_Dir.Value /= Empty_String then
1595 declare
1596 Dir_Id : constant Name_Id := Lib_Src_Dir.Value;
1597
1598 begin
1599 Locate_Directory
1600 (Dir_Id, Data.Display_Directory,
1601 Data.Library_Src_Dir,
1602 Data.Display_Library_Src_Dir);
1603
1604 -- If directory does not exist, report an error
1605
1606 if Data.Library_Src_Dir = No_Name then
1607
1608 -- Get the absolute name of the library directory
1609 -- that does not exist, to report an error.
1610
1611 declare
1612 Dir_Name : constant String :=
1613 Get_Name_String (Dir_Id);
1614
1615 begin
1616 if Is_Absolute_Path (Dir_Name) then
1617 Err_Vars.Error_Msg_Name_1 := Dir_Id;
1618
1619 else
1620 Get_Name_String (Data.Directory);
1621
1622 if Name_Buffer (Name_Len) /=
1623 Directory_Separator
1624 then
1625 Name_Len := Name_Len + 1;
1626 Name_Buffer (Name_Len) :=
1627 Directory_Separator;
1628 end if;
1629
1630 Name_Buffer
1631 (Name_Len + 1 ..
1632 Name_Len + Dir_Name'Length) :=
1633 Dir_Name;
1634 Name_Len := Name_Len + Dir_Name'Length;
1635 Err_Vars.Error_Msg_Name_1 := Name_Find;
1636 end if;
1637
1638 -- Report the error
1639
1640 Error_Msg
1641 (Project,
1642 "Directory { does not exist",
1643 Lib_Src_Dir.Location);
1644 end;
1645
1646 -- Report an error if it is the same as the object
1647 -- directory.
1648
1649 elsif Data.Library_Src_Dir = Data.Object_Directory then
1650 Error_Msg
1651 (Project,
1652 "directory to copy interfaces cannot be " &
1653 "the object directory",
1654 Lib_Src_Dir.Location);
1655 Data.Library_Src_Dir := No_Name;
1656
1657 -- Check if it is the same as one of the source
1658 -- directories.
1659
1660 else
1661 declare
1662 Src_Dirs : String_List_Id := Data.Source_Dirs;
1663 Src_Dir : String_Element;
1664
1665 begin
1666 while Src_Dirs /= Nil_String loop
1667 Src_Dir := String_Elements.Table (Src_Dirs);
1668 Src_Dirs := Src_Dir.Next;
1669
1670 -- Report an error if it is one of the
1671 -- source directories.
1672
1673 if Data.Library_Src_Dir = Src_Dir.Value then
1674 Error_Msg
1675 (Project,
1676 "directory to copy interfaces cannot " &
1677 "be one of the source directories",
1678 Lib_Src_Dir.Location);
1679 Data.Library_Src_Dir := No_Name;
1680 exit;
1681 end if;
1682 end loop;
1683 end;
1684
1685 if Data.Library_Src_Dir /= No_Name
1686 and then Current_Verbosity = High
1687 then
1688 Write_Str ("Directory to copy interfaces =""");
1689 Write_Str (Get_Name_String (Data.Library_Dir));
1690 Write_Line ("""");
1691 end if;
1692 end if;
1693 end;
1694 end if;
1695
1696 if not Lib_Symbol_File.Default then
1697 Data.Symbol_Data.Symbol_File := Lib_Symbol_File.Value;
1698
1699 Get_Name_String (Lib_Symbol_File.Value);
1700
1701 if Name_Len = 0 then
1702 Error_Msg
1703 (Project,
1704 "symbol file name cannot be an empty string",
1705 Lib_Symbol_File.Location);
1706
1707 else
1708 OK := not Is_Absolute_Path (Name_Buffer (1 .. Name_Len));
1709
1710 if OK then
1711 for J in 1 .. Name_Len loop
1712 if Name_Buffer (J) = '/'
1713 or else Name_Buffer (J) = Directory_Separator
1714 then
1715 OK := False;
1716 exit;
1717 end if;
1718 end loop;
1719 end if;
1720
1721 if not OK then
1722 Error_Msg_Name_1 := Lib_Symbol_File.Value;
1723 Error_Msg
1724 (Project,
1725 "symbol file name { is illegal. " &
1726 "Name canot include directory info.",
1727 Lib_Symbol_File.Location);
1728 end if;
1729 end if;
1730 end if;
1731
1732 if not Lib_Symbol_Policy.Default then
1733 declare
1734 Value : constant String :=
1735 To_Lower
1736 (Get_Name_String (Lib_Symbol_Policy.Value));
1737
1738 begin
1739 if Value = "autonomous" or else Value = "default" then
1740 Data.Symbol_Data.Symbol_Policy := Autonomous;
1741
1742 elsif Value = "compliant" then
1743 Data.Symbol_Data.Symbol_Policy := Compliant;
1744
1745 elsif Value = "controlled" then
1746 Data.Symbol_Data.Symbol_Policy := Controlled;
1747
1748 else
1749 Error_Msg
1750 (Project,
1751 "illegal value for Library_Symbol_Policy",
1752 Lib_Symbol_Policy.Location);
1753 end if;
1754 end;
1755 end if;
1756
1757 if Lib_Ref_Symbol_File.Default then
1758 if Data.Symbol_Data.Symbol_Policy /= Autonomous then
1759 Error_Msg
1760 (Project,
1761 "a reference symbol file need to be defined",
1762 Lib_Symbol_Policy.Location);
1763 end if;
1764
1765 else
1766 Data.Symbol_Data.Reference := Lib_Ref_Symbol_File.Value;
1767
1768 Get_Name_String (Lib_Symbol_File.Value);
1769
1770 if Name_Len = 0 then
1771 Error_Msg
1772 (Project,
1773 "reference symbol file name cannot be an empty string",
1774 Lib_Symbol_File.Location);
1775
1776 else
1777 OK := not Is_Absolute_Path (Name_Buffer (1 .. Name_Len));
1778
1779 if OK then
1780 for J in 1 .. Name_Len loop
1781 if Name_Buffer (J) = '/'
1782 or else Name_Buffer (J) = Directory_Separator
1783 then
1784 OK := False;
1785 exit;
1786 end if;
1787 end loop;
1788 end if;
1789
1790 if not OK then
1791 Error_Msg_Name_1 := Lib_Ref_Symbol_File.Value;
1792 Error_Msg
1793 (Project,
1794 "reference symbol file { name is illegal. " &
1795 "Name canot include directory info.",
1796 Lib_Ref_Symbol_File.Location);
1797 end if;
1798
1799 if not Is_Regular_File
1800 (Get_Name_String (Data.Object_Directory) &
1801 Directory_Separator &
1802 Get_Name_String (Lib_Ref_Symbol_File.Value))
1803 then
1804 Error_Msg_Name_1 := Lib_Ref_Symbol_File.Value;
1805 Error_Msg
1806 (Project,
1807 "library reference symbol file { does not exist",
1808 Lib_Ref_Symbol_File.Location);
1809 end if;
1810
1811 if Data.Symbol_Data.Symbol_File /= No_Name then
1812 declare
1813 Symbol : String :=
1814 Get_Name_String
1815 (Data.Symbol_Data.Symbol_File);
1816
1817 Reference : String :=
1818 Get_Name_String
1819 (Data.Symbol_Data.Reference);
1820
1821 begin
1822 Canonical_Case_File_Name (Symbol);
1823 Canonical_Case_File_Name (Reference);
1824
1825 if Symbol = Reference then
1826 Error_Msg
1827 (Project,
1828 "reference symbol file and symbol file " &
1829 "cannot be the same file",
1830 Lib_Ref_Symbol_File.Location);
1831 end if;
1832 end;
1833 end if;
1834 end if;
1835 end if;
1836 end if;
1837 end Standalone_Library;
1838 end if;
1839
1840 -- Put the list of Mains, if any, in the project data
1841
1842 declare
1843 Mains : constant Variable_Value :=
1844 Prj.Util.Value_Of (Name_Main, Data.Decl.Attributes);
1845
1846 begin
1847 Data.Mains := Mains.Values;
1848
1849 -- If no Mains were specified, and if we are an extending
1850 -- project, inherit the Mains from the project we are extending.
1851
1852 if Mains.Default then
1853 if Data.Extends /= No_Project then
1854 Data.Mains := Projects.Table (Data.Extends).Mains;
1855 end if;
1856
1857 -- In a library project file, Main cannot be specified
1858
1859 elsif Data.Library then
1860 Error_Msg
1861 (Project,
1862 "a library project file cannot have Main specified",
1863 Mains.Location);
1864 end if;
1865 end;
1866
1867 Projects.Table (Project) := Data;
1868
1869 Free_Naming_Exceptions;
1870 end Ada_Check;
1871
1872 -------------------
1873 -- ALI_File_Name --
1874 -------------------
1875
1876 function ALI_File_Name (Source : String) return String is
1877 begin
1878 -- If the source name has an extension, then replace it with
1879 -- the ALI suffix.
1880
1881 for Index in reverse Source'First + 1 .. Source'Last loop
1882 if Source (Index) = '.' then
1883 return Source (Source'First .. Index - 1) & ALI_Suffix;
1884 end if;
1885 end loop;
1886
1887 -- If there is no dot, or if it is the first character, just add the
1888 -- ALI suffix.
1889
1890 return Source & ALI_Suffix;
1891 end ALI_File_Name;
1892
1893 --------------------
1894 -- Check_Ada_Name --
1895 --------------------
1896
1897 procedure Check_Ada_Name
1898 (Name : String;
1899 Unit : out Name_Id)
1900 is
1901 The_Name : String := Name;
1902 Real_Name : Name_Id;
1903 Need_Letter : Boolean := True;
1904 Last_Underscore : Boolean := False;
1905 OK : Boolean := The_Name'Length > 0;
1906
1907 begin
1908 To_Lower (The_Name);
1909
1910 Name_Len := The_Name'Length;
1911 Name_Buffer (1 .. Name_Len) := The_Name;
1912 Real_Name := Name_Find;
1913
1914 -- Check first that the given name is not an Ada reserved word
1915
1916 if Get_Name_Table_Byte (Real_Name) /= 0
1917 and then Real_Name /= Name_Project
1918 and then Real_Name /= Name_Extends
1919 and then Real_Name /= Name_External
1920 then
1921 Unit := No_Name;
1922
1923 if Current_Verbosity = High then
1924 Write_Str (The_Name);
1925 Write_Line (" is an Ada reserved word.");
1926 end if;
1927
1928 return;
1929 end if;
1930
1931 for Index in The_Name'Range loop
1932 if Need_Letter then
1933
1934 -- We need a letter (at the beginning, and following a dot),
1935 -- but we don't have one.
1936
1937 if Is_Letter (The_Name (Index)) then
1938 Need_Letter := False;
1939
1940 else
1941 OK := False;
1942
1943 if Current_Verbosity = High then
1944 Write_Int (Types.Int (Index));
1945 Write_Str (": '");
1946 Write_Char (The_Name (Index));
1947 Write_Line ("' is not a letter.");
1948 end if;
1949
1950 exit;
1951 end if;
1952
1953 elsif Last_Underscore
1954 and then (The_Name (Index) = '_' or else The_Name (Index) = '.')
1955 then
1956 -- Two underscores are illegal, and a dot cannot follow
1957 -- an underscore.
1958
1959 OK := False;
1960
1961 if Current_Verbosity = High then
1962 Write_Int (Types.Int (Index));
1963 Write_Str (": '");
1964 Write_Char (The_Name (Index));
1965 Write_Line ("' is illegal here.");
1966 end if;
1967
1968 exit;
1969
1970 elsif The_Name (Index) = '.' then
1971
1972 -- We need a letter after a dot
1973
1974 Need_Letter := True;
1975
1976 elsif The_Name (Index) = '_' then
1977 Last_Underscore := True;
1978
1979 else
1980 -- We need an letter or a digit
1981
1982 Last_Underscore := False;
1983
1984 if not Is_Alphanumeric (The_Name (Index)) then
1985 OK := False;
1986
1987 if Current_Verbosity = High then
1988 Write_Int (Types.Int (Index));
1989 Write_Str (": '");
1990 Write_Char (The_Name (Index));
1991 Write_Line ("' is not alphanumeric.");
1992 end if;
1993
1994 exit;
1995 end if;
1996 end if;
1997 end loop;
1998
1999 -- Cannot end with an underscore or a dot
2000
2001 OK := OK and then not Need_Letter and then not Last_Underscore;
2002
2003 if OK then
2004 Unit := Real_Name;
2005
2006 else
2007 -- Signal a problem with No_Name
2008
2009 Unit := No_Name;
2010 end if;
2011 end Check_Ada_Name;
2012
2013 -----------------------------
2014 -- Check_Ada_Naming_Scheme --
2015 -----------------------------
2016
2017 procedure Check_Ada_Naming_Scheme
2018 (Project : Project_Id;
2019 Naming : Naming_Data)
2020 is
2021 begin
2022 -- Only check if we are not using the standard naming scheme
2023
2024 if Naming /= Standard_Naming_Data then
2025 declare
2026 Dot_Replacement : constant String :=
2027 Get_Name_String
2028 (Naming.Dot_Replacement);
2029
2030 Spec_Suffix : constant String :=
2031 Get_Name_String
2032 (Naming.Current_Spec_Suffix);
2033
2034 Body_Suffix : constant String :=
2035 Get_Name_String
2036 (Naming.Current_Body_Suffix);
2037
2038 Separate_Suffix : constant String :=
2039 Get_Name_String
2040 (Naming.Separate_Suffix);
2041
2042 begin
2043 -- Dot_Replacement cannot
2044 -- - be empty
2045 -- - start or end with an alphanumeric
2046 -- - be a single '_'
2047 -- - start with an '_' followed by an alphanumeric
2048 -- - contain a '.' except if it is "."
2049
2050 if Dot_Replacement'Length = 0
2051 or else Is_Alphanumeric
2052 (Dot_Replacement (Dot_Replacement'First))
2053 or else Is_Alphanumeric
2054 (Dot_Replacement (Dot_Replacement'Last))
2055 or else (Dot_Replacement (Dot_Replacement'First) = '_'
2056 and then
2057 (Dot_Replacement'Length = 1
2058 or else
2059 Is_Alphanumeric
2060 (Dot_Replacement (Dot_Replacement'First + 1))))
2061 or else (Dot_Replacement'Length > 1
2062 and then
2063 Index (Source => Dot_Replacement,
2064 Pattern => ".") /= 0)
2065 then
2066 Error_Msg
2067 (Project,
2068 '"' & Dot_Replacement &
2069 """ is illegal for Dot_Replacement.",
2070 Naming.Dot_Repl_Loc);
2071 end if;
2072
2073 -- Suffixes cannot
2074 -- - be empty
2075
2076 if Is_Illegal_Suffix
2077 (Spec_Suffix, Dot_Replacement = ".")
2078 then
2079 Err_Vars.Error_Msg_Name_1 := Naming.Current_Spec_Suffix;
2080 Error_Msg
2081 (Project,
2082 "{ is illegal for Spec_Suffix",
2083 Naming.Spec_Suffix_Loc);
2084 end if;
2085
2086 if Is_Illegal_Suffix
2087 (Body_Suffix, Dot_Replacement = ".")
2088 then
2089 Err_Vars.Error_Msg_Name_1 := Naming.Current_Body_Suffix;
2090 Error_Msg
2091 (Project,
2092 "{ is illegal for Body_Suffix",
2093 Naming.Body_Suffix_Loc);
2094 end if;
2095
2096 if Body_Suffix /= Separate_Suffix then
2097 if Is_Illegal_Suffix
2098 (Separate_Suffix, Dot_Replacement = ".")
2099 then
2100 Err_Vars.Error_Msg_Name_1 := Naming.Separate_Suffix;
2101 Error_Msg
2102 (Project,
2103 "{ is illegal for Separate_Suffix",
2104 Naming.Sep_Suffix_Loc);
2105 end if;
2106 end if;
2107
2108 -- Spec_Suffix cannot have the same termination as
2109 -- Body_Suffix or Separate_Suffix
2110
2111 if Spec_Suffix'Length <= Body_Suffix'Length
2112 and then
2113 Body_Suffix (Body_Suffix'Last -
2114 Spec_Suffix'Length + 1 ..
2115 Body_Suffix'Last) = Spec_Suffix
2116 then
2117 Error_Msg
2118 (Project,
2119 "Body_Suffix (""" &
2120 Body_Suffix &
2121 """) cannot end with" &
2122 " Spec_Suffix (""" &
2123 Spec_Suffix & """).",
2124 Naming.Body_Suffix_Loc);
2125 end if;
2126
2127 if Body_Suffix /= Separate_Suffix
2128 and then Spec_Suffix'Length <= Separate_Suffix'Length
2129 and then
2130 Separate_Suffix
2131 (Separate_Suffix'Last - Spec_Suffix'Length + 1
2132 ..
2133 Separate_Suffix'Last) = Spec_Suffix
2134 then
2135 Error_Msg
2136 (Project,
2137 "Separate_Suffix (""" &
2138 Separate_Suffix &
2139 """) cannot end with" &
2140 " Spec_Suffix (""" &
2141 Spec_Suffix & """).",
2142 Naming.Sep_Suffix_Loc);
2143 end if;
2144 end;
2145 end if;
2146 end Check_Ada_Naming_Scheme;
2147
2148 ---------------
2149 -- Error_Msg --
2150 ---------------
2151
2152 procedure Error_Msg
2153 (Project : Project_Id;
2154 Msg : String;
2155 Flag_Location : Source_Ptr)
2156 is
2157 Error_Buffer : String (1 .. 5_000);
2158 Error_Last : Natural := 0;
2159 Msg_Name : Natural := 0;
2160 First : Positive := Msg'First;
2161
2162 procedure Add (C : Character);
2163 -- Add a character to the buffer
2164
2165 procedure Add (S : String);
2166 -- Add a string to the buffer
2167
2168 procedure Add (Id : Name_Id);
2169 -- Add a name to the buffer
2170
2171 ---------
2172 -- Add --
2173 ---------
2174
2175 procedure Add (C : Character) is
2176 begin
2177 Error_Last := Error_Last + 1;
2178 Error_Buffer (Error_Last) := C;
2179 end Add;
2180
2181 procedure Add (S : String) is
2182 begin
2183 Error_Buffer (Error_Last + 1 .. Error_Last + S'Length) := S;
2184 Error_Last := Error_Last + S'Length;
2185 end Add;
2186
2187 procedure Add (Id : Name_Id) is
2188 begin
2189 Get_Name_String (Id);
2190 Add (Name_Buffer (1 .. Name_Len));
2191 end Add;
2192
2193 -- Start of processing for Error_Msg
2194
2195 begin
2196 if Error_Report = null then
2197 Prj.Err.Error_Msg (Msg, Flag_Location);
2198 return;
2199 end if;
2200
2201 if Msg (First) = '\' then
2202
2203 -- Continuation character, ignore.
2204
2205 First := First + 1;
2206
2207 elsif Msg (First) = '?' then
2208
2209 -- Warning character. It is always the first one in this package
2210
2211 First := First + 1;
2212 Add ("Warning: ");
2213 end if;
2214
2215 for Index in First .. Msg'Last loop
2216 if Msg (Index) = '{' or else Msg (Index) = '%' then
2217
2218 -- Include a name between double quotes.
2219
2220 Msg_Name := Msg_Name + 1;
2221 Add ('"');
2222
2223 case Msg_Name is
2224 when 1 => Add (Err_Vars.Error_Msg_Name_1);
2225 when 2 => Add (Err_Vars.Error_Msg_Name_2);
2226 when 3 => Add (Err_Vars.Error_Msg_Name_3);
2227
2228 when others => null;
2229 end case;
2230
2231 Add ('"');
2232
2233 else
2234 Add (Msg (Index));
2235 end if;
2236
2237 end loop;
2238
2239 Error_Report (Error_Buffer (1 .. Error_Last), Project);
2240 end Error_Msg;
2241
2242 --------------
2243 -- Get_Unit --
2244 --------------
2245
2246 procedure Get_Unit
2247 (Canonical_File_Name : Name_Id;
2248 Naming : Naming_Data;
2249 Unit_Name : out Name_Id;
2250 Unit_Kind : out Spec_Or_Body;
2251 Needs_Pragma : out Boolean)
2252 is
2253 function Check_Exception (Canonical : Name_Id) return Boolean;
2254 pragma Inline (Check_Exception);
2255 -- Check if Canonical is one of the exceptions in List.
2256 -- Returns True if Get_Unit should exit
2257
2258 ---------------------
2259 -- Check_Exception --
2260 ---------------------
2261
2262 function Check_Exception (Canonical : Name_Id) return Boolean is
2263 Info : Unit_Info := Naming_Exceptions.Get (Canonical);
2264 VMS_Name : Name_Id;
2265
2266 begin
2267 if Info = No_Unit then
2268 if Hostparm.OpenVMS then
2269 VMS_Name := Canonical;
2270 Get_Name_String (VMS_Name);
2271
2272 if Name_Buffer (Name_Len) = '.' then
2273 Name_Len := Name_Len - 1;
2274 VMS_Name := Name_Find;
2275 end if;
2276
2277 Info := Naming_Exceptions.Get (VMS_Name);
2278 end if;
2279
2280 if Info = No_Unit then
2281 return False;
2282 end if;
2283 end if;
2284
2285 Unit_Kind := Info.Kind;
2286 Unit_Name := Info.Unit;
2287 Needs_Pragma := True;
2288 return True;
2289 end Check_Exception;
2290
2291 -- Start of processing for Get_Unit
2292
2293 begin
2294 Needs_Pragma := False;
2295
2296 if Check_Exception (Canonical_File_Name) then
2297 return;
2298 end if;
2299
2300 Get_Name_String (Canonical_File_Name);
2301
2302 declare
2303 File : String := Name_Buffer (1 .. Name_Len);
2304 First : constant Positive := File'First;
2305 Last : Natural := File'Last;
2306 Standard_GNAT : Boolean;
2307
2308 begin
2309 Standard_GNAT :=
2310 Naming.Current_Spec_Suffix = Default_Ada_Spec_Suffix
2311 and then Naming.Current_Body_Suffix = Default_Ada_Body_Suffix;
2312
2313 -- Check if the end of the file name is Specification_Append
2314
2315 Get_Name_String (Naming.Current_Spec_Suffix);
2316
2317 if File'Length > Name_Len
2318 and then File (Last - Name_Len + 1 .. Last) =
2319 Name_Buffer (1 .. Name_Len)
2320 then
2321 -- We have a spec
2322
2323 Unit_Kind := Specification;
2324 Last := Last - Name_Len;
2325
2326 if Current_Verbosity = High then
2327 Write_Str (" Specification: ");
2328 Write_Line (File (First .. Last));
2329 end if;
2330
2331 else
2332 Get_Name_String (Naming.Current_Body_Suffix);
2333
2334 -- Check if the end of the file name is Body_Append
2335
2336 if File'Length > Name_Len
2337 and then File (Last - Name_Len + 1 .. Last) =
2338 Name_Buffer (1 .. Name_Len)
2339 then
2340 -- We have a body
2341
2342 Unit_Kind := Body_Part;
2343 Last := Last - Name_Len;
2344
2345 if Current_Verbosity = High then
2346 Write_Str (" Body: ");
2347 Write_Line (File (First .. Last));
2348 end if;
2349
2350 elsif Naming.Separate_Suffix /= Naming.Current_Spec_Suffix then
2351 Get_Name_String (Naming.Separate_Suffix);
2352
2353 -- Check if the end of the file name is Separate_Append
2354
2355 if File'Length > Name_Len
2356 and then File (Last - Name_Len + 1 .. Last) =
2357 Name_Buffer (1 .. Name_Len)
2358 then
2359 -- We have a separate (a body)
2360
2361 Unit_Kind := Body_Part;
2362 Last := Last - Name_Len;
2363
2364 if Current_Verbosity = High then
2365 Write_Str (" Separate: ");
2366 Write_Line (File (First .. Last));
2367 end if;
2368
2369 else
2370 Last := 0;
2371 end if;
2372
2373 else
2374 Last := 0;
2375 end if;
2376 end if;
2377
2378 if Last = 0 then
2379
2380 -- This is not a source file
2381
2382 Unit_Name := No_Name;
2383 Unit_Kind := Specification;
2384
2385 if Current_Verbosity = High then
2386 Write_Line (" Not a valid file name.");
2387 end if;
2388
2389 return;
2390 end if;
2391
2392 Get_Name_String (Naming.Dot_Replacement);
2393 Standard_GNAT :=
2394 Standard_GNAT and then Name_Buffer (1 .. Name_Len) = "-";
2395
2396 if Name_Buffer (1 .. Name_Len) /= "." then
2397
2398 -- If Dot_Replacement is not a single dot,
2399 -- then there should not be any dot in the name.
2400
2401 for Index in First .. Last loop
2402 if File (Index) = '.' then
2403 if Current_Verbosity = High then
2404 Write_Line
2405 (" Not a valid file name (some dot not replaced).");
2406 end if;
2407
2408 Unit_Name := No_Name;
2409 return;
2410
2411 end if;
2412 end loop;
2413
2414 -- Replace the substring Dot_Replacement with dots
2415
2416 declare
2417 Index : Positive := First;
2418
2419 begin
2420 while Index <= Last - Name_Len + 1 loop
2421
2422 if File (Index .. Index + Name_Len - 1) =
2423 Name_Buffer (1 .. Name_Len)
2424 then
2425 File (Index) := '.';
2426
2427 if Name_Len > 1 and then Index < Last then
2428 File (Index + 1 .. Last - Name_Len + 1) :=
2429 File (Index + Name_Len .. Last);
2430 end if;
2431
2432 Last := Last - Name_Len + 1;
2433 end if;
2434
2435 Index := Index + 1;
2436 end loop;
2437 end;
2438 end if;
2439
2440 -- Check if the casing is right
2441
2442 declare
2443 Src : String := File (First .. Last);
2444
2445 begin
2446 case Naming.Casing is
2447 when All_Lower_Case =>
2448 Fixed.Translate
2449 (Source => Src,
2450 Mapping => Lower_Case_Map);
2451
2452 when All_Upper_Case =>
2453 Fixed.Translate
2454 (Source => Src,
2455 Mapping => Upper_Case_Map);
2456
2457 when Mixed_Case | Unknown =>
2458 null;
2459 end case;
2460
2461 if Src /= File (First .. Last) then
2462 if Current_Verbosity = High then
2463 Write_Line (" Not a valid file name (casing).");
2464 end if;
2465
2466 Unit_Name := No_Name;
2467 return;
2468 end if;
2469
2470 -- We put the name in lower case
2471
2472 Fixed.Translate
2473 (Source => Src,
2474 Mapping => Lower_Case_Map);
2475
2476 -- In the standard GNAT naming scheme, check for special cases:
2477 -- children or separates of A, G, I or S, and run time sources.
2478
2479 if Standard_GNAT and then Src'Length >= 3 then
2480 declare
2481 S1 : constant Character := Src (Src'First);
2482 S2 : constant Character := Src (Src'First + 1);
2483
2484 begin
2485 if S1 = 'a' or else S1 = 'g'
2486 or else S1 = 'i' or else S1 = 's'
2487 then
2488 -- Children or separates of packages A, G, I or S
2489
2490 if (Hostparm.OpenVMS and then S2 = '$')
2491 or else (not Hostparm.OpenVMS and then S2 = '~')
2492 then
2493 Src (Src'First + 1) := '.';
2494
2495 -- If it is potentially a run time source, disable
2496 -- filling of the mapping file to avoid warnings.
2497
2498 elsif S2 = '.' then
2499 Set_Mapping_File_Initial_State_To_Empty;
2500 end if;
2501
2502 end if;
2503 end;
2504 end if;
2505
2506 if Current_Verbosity = High then
2507 Write_Str (" ");
2508 Write_Line (Src);
2509 end if;
2510
2511 -- Now, we check if this name is a valid unit name
2512
2513 Check_Ada_Name (Name => Src, Unit => Unit_Name);
2514 end;
2515
2516 end;
2517 end Get_Unit;
2518
2519 -----------------------
2520 -- Is_Illegal_Suffix --
2521 -----------------------
2522
2523 function Is_Illegal_Suffix
2524 (Suffix : String;
2525 Dot_Replacement_Is_A_Single_Dot : Boolean)
2526 return Boolean
2527 is
2528 begin
2529 if Suffix'Length = 0 or else Index (Suffix, ".") = 0 then
2530 return True;
2531 end if;
2532
2533 -- If dot replacement is a single dot, and first character of
2534 -- suffix is also a dot
2535
2536 if Dot_Replacement_Is_A_Single_Dot
2537 and then Suffix (Suffix'First) = '.'
2538 then
2539 for Index in Suffix'First + 1 .. Suffix'Last loop
2540
2541 -- If there is another dot
2542
2543 if Suffix (Index) = '.' then
2544
2545 -- It is illegal to have a letter following the initial dot
2546
2547 return Is_Letter (Suffix (Suffix'First + 1));
2548 end if;
2549 end loop;
2550 end if;
2551
2552 -- Everything is OK
2553
2554 return False;
2555 end Is_Illegal_Suffix;
2556
2557 --------------------------------
2558 -- Language_Independent_Check --
2559 --------------------------------
2560
2561 procedure Language_Independent_Check
2562 (Project : Project_Id;
2563 Report_Error : Put_Line_Access)
2564 is
2565 Last_Source_Dir : String_List_Id := Nil_String;
2566 Data : Project_Data := Projects.Table (Project);
2567
2568 procedure Find_Source_Dirs (From : Name_Id; Location : Source_Ptr);
2569 -- Find one or several source directories, and add them
2570 -- to the list of source directories of the project.
2571
2572 ----------------------
2573 -- Find_Source_Dirs --
2574 ----------------------
2575
2576 procedure Find_Source_Dirs (From : Name_Id; Location : Source_Ptr) is
2577 Directory : constant String := Get_Name_String (From);
2578 Canonical_Directory_Id : Name_Id;
2579 Element : String_Element;
2580
2581 procedure Recursive_Find_Dirs (Path : Name_Id);
2582 -- Find all the subdirectories (recursively) of Path
2583 -- and add them to the list of source directories
2584 -- of the project.
2585
2586 -------------------------
2587 -- Recursive_Find_Dirs --
2588 -------------------------
2589
2590 procedure Recursive_Find_Dirs (Path : Name_Id) is
2591 Dir : Dir_Type;
2592 Name : String (1 .. 250);
2593 Last : Natural;
2594 List : String_List_Id := Data.Source_Dirs;
2595 Element : String_Element;
2596 Found : Boolean := False;
2597
2598 Canonical_Path : Name_Id := No_Name;
2599
2600 begin
2601 Get_Name_String (Path);
2602 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2603
2604 declare
2605 The_Path : String :=
2606 Normalize_Pathname
2607 (Name => Name_Buffer (1 .. Name_Len)) &
2608 Directory_Separator;
2609 The_Path_Last : constant Natural :=
2610 Compute_Directory_Last (The_Path);
2611 begin
2612 Name_Len := The_Path_Last - The_Path'First + 1;
2613 Name_Buffer (1 .. Name_Len) :=
2614 The_Path (The_Path'First .. The_Path_Last);
2615 Canonical_Path := Name_Find;
2616
2617 -- To avoid processing the same directory several times, check
2618 -- if the directory is already in Recursive_Dirs. If it is,
2619 -- then there is nothing to do, just return. If it is not, put
2620 -- it there and continue recursive processing.
2621
2622 if Recursive_Dirs.Get (Canonical_Path) then
2623 return;
2624
2625 else
2626 Recursive_Dirs.Set (Canonical_Path, True);
2627 end if;
2628
2629 -- Check if directory is already in list
2630
2631 while List /= Nil_String loop
2632 Element := String_Elements.Table (List);
2633
2634 if Element.Value /= No_Name then
2635 Get_Name_String (Element.Value);
2636 Found :=
2637 The_Path (The_Path'First .. The_Path_Last) =
2638 Name_Buffer (1 .. Name_Len);
2639 exit when Found;
2640 end if;
2641
2642 List := Element.Next;
2643 end loop;
2644
2645 -- If directory is not already in list, put it there
2646
2647 if not Found then
2648 if Current_Verbosity = High then
2649 Write_Str (" ");
2650 Write_Line (The_Path (The_Path'First .. The_Path_Last));
2651 end if;
2652
2653 String_Elements.Increment_Last;
2654 Element :=
2655 (Value => Canonical_Path,
2656 Display_Value => No_Name,
2657 Location => No_Location,
2658 Flag => False,
2659 Next => Nil_String);
2660
2661 -- Case of first source directory
2662
2663 if Last_Source_Dir = Nil_String then
2664 Data.Source_Dirs := String_Elements.Last;
2665
2666 -- Here we already have source directories.
2667
2668 else
2669 -- Link the previous last to the new one
2670
2671 String_Elements.Table (Last_Source_Dir).Next :=
2672 String_Elements.Last;
2673 end if;
2674
2675 -- And register this source directory as the new last
2676
2677 Last_Source_Dir := String_Elements.Last;
2678 String_Elements.Table (Last_Source_Dir) := Element;
2679 end if;
2680
2681 -- Now look for subdirectories. We do that even when this
2682 -- directory is already in the list, because some of its
2683 -- subdirectories may not be in the list yet.
2684
2685 Open (Dir, The_Path (The_Path'First .. The_Path_Last));
2686
2687 loop
2688 Read (Dir, Name, Last);
2689 exit when Last = 0;
2690
2691 if Name (1 .. Last) /= "."
2692 and then Name (1 .. Last) /= ".."
2693 then
2694 -- Avoid . and ..
2695
2696 if Current_Verbosity = High then
2697 Write_Str (" Checking ");
2698 Write_Line (Name (1 .. Last));
2699 end if;
2700
2701 declare
2702 Path_Name : String :=
2703 Normalize_Pathname
2704 (Name => Name (1 .. Last),
2705 Directory =>
2706 The_Path
2707 (The_Path'First .. The_Path_Last));
2708
2709 begin
2710 Canonical_Case_File_Name (Path_Name);
2711
2712 if Is_Directory (Path_Name) then
2713
2714 -- We have found a new subdirectory, call self
2715
2716 Name_Len := Path_Name'Length;
2717 Name_Buffer (1 .. Name_Len) := Path_Name;
2718 Recursive_Find_Dirs (Name_Find);
2719 end if;
2720 end;
2721 end if;
2722 end loop;
2723
2724 Close (Dir);
2725 end;
2726
2727 exception
2728 when Directory_Error =>
2729 null;
2730 end Recursive_Find_Dirs;
2731
2732 -- Start of processing for Find_Source_Dirs
2733
2734 begin
2735 if Current_Verbosity = High then
2736 Write_Str ("Find_Source_Dirs (""");
2737 end if;
2738
2739 Get_Name_String (From);
2740 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2741 -- Directory := Name_Buffer (1 .. Name_Len);
2742 Canonical_Directory_Id := Name_Find;
2743
2744 if Current_Verbosity = High then
2745 Write_Str (Directory);
2746 Write_Line (""")");
2747 end if;
2748
2749 -- First, check if we are looking for a directory tree,
2750 -- indicated by "/**" at the end.
2751
2752 if Directory'Length >= 3
2753 and then Directory (Directory'Last - 1 .. Directory'Last) = "**"
2754 and then (Directory (Directory'Last - 2) = '/'
2755 or else
2756 Directory (Directory'Last - 2) = Directory_Separator)
2757 then
2758 Data.Known_Order_Of_Source_Dirs := False;
2759
2760 Name_Len := Directory'Length - 3;
2761
2762 if Name_Len = 0 then
2763
2764 -- This is the case of "/**": all directories
2765 -- in the file system.
2766
2767 Name_Len := 1;
2768 Name_Buffer (1) := Directory (Directory'First);
2769
2770 else
2771 Name_Buffer (1 .. Name_Len) :=
2772 Directory (Directory'First .. Directory'Last - 3);
2773 end if;
2774
2775 if Current_Verbosity = High then
2776 Write_Str ("Looking for all subdirectories of """);
2777 Write_Str (Name_Buffer (1 .. Name_Len));
2778 Write_Line ("""");
2779 end if;
2780
2781 declare
2782 Base_Dir : constant Name_Id := Name_Find;
2783 Root_Dir : constant String :=
2784 Normalize_Pathname
2785 (Name => Get_Name_String (Base_Dir),
2786 Directory =>
2787 Get_Name_String (Data.Display_Directory));
2788
2789 begin
2790 if Root_Dir'Length = 0 then
2791 Err_Vars.Error_Msg_Name_1 := Base_Dir;
2792
2793 if Location = No_Location then
2794 Error_Msg
2795 (Project,
2796 "{ is not a valid directory.",
2797 Data.Location);
2798 else
2799 Error_Msg
2800 (Project,
2801 "{ is not a valid directory.",
2802 Location);
2803 end if;
2804
2805 else
2806 -- We have an existing directory,
2807 -- we register it and all of its subdirectories.
2808
2809 if Current_Verbosity = High then
2810 Write_Line ("Looking for source directories:");
2811 end if;
2812
2813 Name_Len := Root_Dir'Length;
2814 Name_Buffer (1 .. Name_Len) := Root_Dir;
2815 Recursive_Find_Dirs (Name_Find);
2816
2817 if Current_Verbosity = High then
2818 Write_Line ("End of looking for source directories.");
2819 end if;
2820 end if;
2821 end;
2822
2823 -- We have a single directory
2824
2825 else
2826 declare
2827 Path_Name : Name_Id;
2828 Display_Path_Name : Name_Id;
2829 begin
2830 Locate_Directory
2831 (From, Data.Display_Directory, Path_Name, Display_Path_Name);
2832 if Path_Name = No_Name then
2833 Err_Vars.Error_Msg_Name_1 := From;
2834
2835 if Location = No_Location then
2836 Error_Msg
2837 (Project,
2838 "{ is not a valid directory",
2839 Data.Location);
2840 else
2841 Error_Msg
2842 (Project,
2843 "{ is not a valid directory",
2844 Location);
2845 end if;
2846 else
2847
2848 -- As it is an existing directory, we add it to
2849 -- the list of directories.
2850
2851 String_Elements.Increment_Last;
2852 Element.Value := Path_Name;
2853 Element.Display_Value := Display_Path_Name;
2854
2855 if Last_Source_Dir = Nil_String then
2856
2857 -- This is the first source directory
2858
2859 Data.Source_Dirs := String_Elements.Last;
2860
2861 else
2862 -- We already have source directories,
2863 -- link the previous last to the new one.
2864
2865 String_Elements.Table (Last_Source_Dir).Next :=
2866 String_Elements.Last;
2867 end if;
2868
2869 -- And register this source directory as the new last
2870
2871 Last_Source_Dir := String_Elements.Last;
2872 String_Elements.Table (Last_Source_Dir) := Element;
2873 end if;
2874 end;
2875 end if;
2876 end Find_Source_Dirs;
2877
2878 -- Start of processing for Language_Independent_Check
2879
2880 begin
2881 if Data.Language_Independent_Checked then
2882 return;
2883 end if;
2884
2885 Data.Language_Independent_Checked := True;
2886
2887 Error_Report := Report_Error;
2888
2889 Recursive_Dirs.Reset;
2890
2891 if Current_Verbosity = High then
2892 Write_Line ("Starting to look for directories");
2893 end if;
2894
2895 -- Check the object directory
2896
2897 declare
2898 Object_Dir : constant Variable_Value :=
2899 Util.Value_Of (Name_Object_Dir, Data.Decl.Attributes);
2900
2901 begin
2902 pragma Assert (Object_Dir.Kind = Single,
2903 "Object_Dir is not a single string");
2904
2905 -- We set the object directory to its default
2906
2907 Data.Object_Directory := Data.Directory;
2908 Data.Display_Object_Dir := Data.Display_Directory;
2909
2910 if Object_Dir.Value /= Empty_String then
2911
2912 Get_Name_String (Object_Dir.Value);
2913
2914 if Name_Len = 0 then
2915 Error_Msg
2916 (Project,
2917 "Object_Dir cannot be empty",
2918 Object_Dir.Location);
2919
2920 else
2921 -- We check that the specified object directory
2922 -- does exist.
2923
2924 Locate_Directory
2925 (Object_Dir.Value, Data.Display_Directory,
2926 Data.Object_Directory, Data.Display_Object_Dir);
2927
2928 if Data.Object_Directory = No_Name then
2929 -- The object directory does not exist, report an error
2930 Err_Vars.Error_Msg_Name_1 := Object_Dir.Value;
2931 Error_Msg
2932 (Project,
2933 "the object directory { cannot be found",
2934 Data.Location);
2935
2936 -- Do not keep a nil Object_Directory. Set it to the
2937 -- specified (relative or absolute) path.
2938 -- This is for the benefit of tools that recover from
2939 -- errors; for example, these tools could create the
2940 -- non existent directory.
2941
2942 Data.Display_Object_Dir := Object_Dir.Value;
2943 Get_Name_String (Object_Dir.Value);
2944 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2945 Data.Object_Directory := Name_Find;
2946 end if;
2947 end if;
2948 end if;
2949 end;
2950
2951 if Current_Verbosity = High then
2952 if Data.Object_Directory = No_Name then
2953 Write_Line ("No object directory");
2954 else
2955 Write_Str ("Object directory: """);
2956 Write_Str (Get_Name_String (Data.Display_Object_Dir));
2957 Write_Line ("""");
2958 end if;
2959 end if;
2960
2961 -- Check the exec directory
2962
2963 declare
2964 Exec_Dir : constant Variable_Value :=
2965 Util.Value_Of (Name_Exec_Dir, Data.Decl.Attributes);
2966
2967 begin
2968 pragma Assert (Exec_Dir.Kind = Single,
2969 "Exec_Dir is not a single string");
2970
2971 -- We set the object directory to its default
2972
2973 Data.Exec_Directory := Data.Object_Directory;
2974 Data.Display_Exec_Dir := Data.Display_Object_Dir;
2975
2976 if Exec_Dir.Value /= Empty_String then
2977
2978 Get_Name_String (Exec_Dir.Value);
2979
2980 if Name_Len = 0 then
2981 Error_Msg
2982 (Project,
2983 "Exec_Dir cannot be empty",
2984 Exec_Dir.Location);
2985
2986 else
2987 -- We check that the specified object directory
2988 -- does exist.
2989
2990 Locate_Directory
2991 (Exec_Dir.Value, Data.Directory,
2992 Data.Exec_Directory, Data.Display_Exec_Dir);
2993
2994 if Data.Exec_Directory = No_Name then
2995 Err_Vars.Error_Msg_Name_1 := Exec_Dir.Value;
2996 Error_Msg
2997 (Project,
2998 "the exec directory { cannot be found",
2999 Data.Location);
3000 end if;
3001 end if;
3002 end if;
3003 end;
3004
3005 if Current_Verbosity = High then
3006 if Data.Exec_Directory = No_Name then
3007 Write_Line ("No exec directory");
3008 else
3009 Write_Str ("Exec directory: """);
3010 Write_Str (Get_Name_String (Data.Display_Exec_Dir));
3011 Write_Line ("""");
3012 end if;
3013 end if;
3014
3015 -- Look for the source directories
3016
3017 declare
3018 Source_Dirs : constant Variable_Value :=
3019 Util.Value_Of
3020 (Name_Source_Dirs, Data.Decl.Attributes);
3021
3022 begin
3023 if Current_Verbosity = High then
3024 Write_Line ("Starting to look for source directories");
3025 end if;
3026
3027 pragma Assert (Source_Dirs.Kind = List,
3028 "Source_Dirs is not a list");
3029
3030 if Source_Dirs.Default then
3031
3032 -- No Source_Dirs specified: the single source directory
3033 -- is the one containing the project file
3034
3035 String_Elements.Increment_Last;
3036 Data.Source_Dirs := String_Elements.Last;
3037 String_Elements.Table (Data.Source_Dirs) :=
3038 (Value => Data.Directory,
3039 Display_Value => Data.Display_Directory,
3040 Location => No_Location,
3041 Flag => False,
3042 Next => Nil_String);
3043
3044 if Current_Verbosity = High then
3045 Write_Line ("Single source directory:");
3046 Write_Str (" """);
3047 Write_Str (Get_Name_String (Data.Display_Directory));
3048 Write_Line ("""");
3049 end if;
3050
3051 elsif Source_Dirs.Values = Nil_String then
3052
3053 -- If Source_Dirs is an empty string list, this means
3054 -- that this project contains no source. For projects that
3055 -- don't extend other projects, this also means that there is no
3056 -- need for an object directory, if not specified.
3057
3058 if Data.Extends = No_Project
3059 and then Data.Object_Directory = Data.Directory
3060 then
3061 Data.Object_Directory := No_Name;
3062 end if;
3063
3064 Data.Source_Dirs := Nil_String;
3065 Data.Sources_Present := False;
3066
3067 else
3068 declare
3069 Source_Dir : String_List_Id := Source_Dirs.Values;
3070 Element : String_Element;
3071
3072 begin
3073 -- We will find the source directories for each
3074 -- element of the list
3075
3076 while Source_Dir /= Nil_String loop
3077 Element := String_Elements.Table (Source_Dir);
3078 Find_Source_Dirs (Element.Value, Element.Location);
3079 Source_Dir := Element.Next;
3080 end loop;
3081 end;
3082 end if;
3083
3084 if Current_Verbosity = High then
3085 Write_Line ("Putting source directories in canonical cases");
3086 end if;
3087
3088 declare
3089 Current : String_List_Id := Data.Source_Dirs;
3090 Element : String_Element;
3091
3092 begin
3093 while Current /= Nil_String loop
3094 Element := String_Elements.Table (Current);
3095 if Element.Value /= No_Name then
3096 Element.Display_Value := Element.Value;
3097 Get_Name_String (Element.Value);
3098 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
3099 Element.Value := Name_Find;
3100 String_Elements.Table (Current) := Element;
3101 end if;
3102
3103 Current := Element.Next;
3104 end loop;
3105 end;
3106 end;
3107
3108 -- Library attributes
3109
3110 declare
3111 Attributes : constant Prj.Variable_Id := Data.Decl.Attributes;
3112
3113 Lib_Dir : constant Prj.Variable_Value :=
3114 Prj.Util.Value_Of (Snames.Name_Library_Dir, Attributes);
3115
3116 Lib_Name : constant Prj.Variable_Value :=
3117 Prj.Util.Value_Of (Snames.Name_Library_Name, Attributes);
3118
3119 Lib_Version : constant Prj.Variable_Value :=
3120 Prj.Util.Value_Of
3121 (Snames.Name_Library_Version, Attributes);
3122
3123 The_Lib_Kind : constant Prj.Variable_Value :=
3124 Prj.Util.Value_Of
3125 (Snames.Name_Library_Kind, Attributes);
3126
3127 begin
3128 -- Special case of extending project
3129
3130 if Data.Extends /= No_Project then
3131 declare
3132 Extended_Data : constant Project_Data :=
3133 Projects.Table (Data.Extends);
3134
3135 begin
3136 -- If the project extended is a library project, we inherit
3137 -- the library name, if it is not redefined; we check that
3138 -- the library directory is specified; and we reset the
3139 -- library flag for the extended project.
3140
3141 if Extended_Data.Library then
3142 if Lib_Name.Default then
3143 Data.Library_Name := Extended_Data.Library_Name;
3144 end if;
3145
3146 if Lib_Dir.Default then
3147
3148 -- If the extending project is a virtual project, we
3149 -- put the error message in the library project that
3150 -- is extended, rather than in the extending all project.
3151 -- Of course, we cannot put it in the virtual extending
3152 -- project, because it has no source.
3153
3154 if Data.Virtual then
3155 Error_Msg_Name_1 := Extended_Data.Name;
3156
3157 Error_Msg
3158 (Project,
3159 "library project % cannot be virtually extended",
3160 Extended_Data.Location);
3161
3162 else
3163 Error_Msg
3164 (Project,
3165 "a project extending a library project must " &
3166 "specify an attribute Library_Dir",
3167 Data.Location);
3168 end if;
3169 end if;
3170
3171 Projects.Table (Data.Extends).Library := False;
3172 end if;
3173 end;
3174 end if;
3175
3176 pragma Assert (Lib_Dir.Kind = Single);
3177
3178 if Lib_Dir.Value = Empty_String then
3179
3180 if Current_Verbosity = High then
3181 Write_Line ("No library directory");
3182 end if;
3183
3184 else
3185 -- Find path name, check that it is a directory
3186
3187 Locate_Directory
3188 (Lib_Dir.Value, Data.Display_Directory,
3189 Data.Library_Dir, Data.Display_Library_Dir);
3190
3191 if Data.Library_Dir = No_Name then
3192
3193 -- Get the absolute name of the library directory that
3194 -- does not exist, to report an error.
3195
3196 declare
3197 Dir_Name : constant String :=
3198 Get_Name_String (Lib_Dir.Value);
3199 begin
3200 if Is_Absolute_Path (Dir_Name) then
3201 Err_Vars.Error_Msg_Name_1 := Lib_Dir.Value;
3202
3203 else
3204 Get_Name_String (Data.Display_Directory);
3205
3206 if Name_Buffer (Name_Len) /= Directory_Separator then
3207 Name_Len := Name_Len + 1;
3208 Name_Buffer (Name_Len) := Directory_Separator;
3209 end if;
3210
3211 Name_Buffer
3212 (Name_Len + 1 .. Name_Len + Dir_Name'Length) :=
3213 Dir_Name;
3214 Name_Len := Name_Len + Dir_Name'Length;
3215 Err_Vars.Error_Msg_Name_1 := Name_Find;
3216 end if;
3217
3218 -- Report the error
3219
3220 Error_Msg
3221 (Project,
3222 "library directory { does not exist",
3223 Lib_Dir.Location);
3224 end;
3225
3226 elsif Data.Library_Dir = Data.Object_Directory then
3227 Error_Msg
3228 (Project,
3229 "library directory cannot be the same " &
3230 "as object directory",
3231 Lib_Dir.Location);
3232 Data.Library_Dir := No_Name;
3233 Data.Display_Library_Dir := No_Name;
3234
3235 else
3236 if Current_Verbosity = High then
3237 Write_Str ("Library directory =""");
3238 Write_Str (Get_Name_String (Data.Display_Library_Dir));
3239 Write_Line ("""");
3240 end if;
3241 end if;
3242 end if;
3243
3244 pragma Assert (Lib_Name.Kind = Single);
3245
3246 if Lib_Name.Value = Empty_String then
3247 if Current_Verbosity = High
3248 and then Data.Library_Name = No_Name
3249 then
3250 Write_Line ("No library name");
3251 end if;
3252
3253 else
3254 -- There is no restriction on the syntax of library names
3255
3256 Data.Library_Name := Lib_Name.Value;
3257 end if;
3258
3259 if Data.Library_Name /= No_Name
3260 and then Current_Verbosity = High
3261 then
3262 Write_Str ("Library name = """);
3263 Write_Str (Get_Name_String (Data.Library_Name));
3264 Write_Line ("""");
3265 end if;
3266
3267 Data.Library :=
3268 Data.Library_Dir /= No_Name
3269 and then
3270 Data.Library_Name /= No_Name;
3271
3272 if Data.Library then
3273 if MLib.Tgt.Support_For_Libraries = MLib.Tgt.None then
3274 Error_Msg
3275 (Project,
3276 "?libraries are not supported on this platform",
3277 Lib_Name.Location);
3278 Data.Library := False;
3279
3280 else
3281 pragma Assert (Lib_Version.Kind = Single);
3282
3283 if Lib_Version.Value = Empty_String then
3284 if Current_Verbosity = High then
3285 Write_Line ("No library version specified");
3286 end if;
3287
3288 else
3289 Data.Lib_Internal_Name := Lib_Version.Value;
3290 end if;
3291
3292 pragma Assert (The_Lib_Kind.Kind = Single);
3293
3294 if The_Lib_Kind.Value = Empty_String then
3295 if Current_Verbosity = High then
3296 Write_Line ("No library kind specified");
3297 end if;
3298
3299 else
3300 Get_Name_String (The_Lib_Kind.Value);
3301
3302 declare
3303 Kind_Name : constant String :=
3304 To_Lower (Name_Buffer (1 .. Name_Len));
3305
3306 OK : Boolean := True;
3307
3308 begin
3309 if Kind_Name = "static" then
3310 Data.Library_Kind := Static;
3311
3312 elsif Kind_Name = "dynamic" then
3313 Data.Library_Kind := Dynamic;
3314
3315 elsif Kind_Name = "relocatable" then
3316 Data.Library_Kind := Relocatable;
3317
3318 else
3319 Error_Msg
3320 (Project,
3321 "illegal value for Library_Kind",
3322 The_Lib_Kind.Location);
3323 OK := False;
3324 end if;
3325
3326 if Current_Verbosity = High and then OK then
3327 Write_Str ("Library kind = ");
3328 Write_Line (Kind_Name);
3329 end if;
3330
3331 if Data.Library_Kind /= Static and then
3332 MLib.Tgt.Support_For_Libraries = MLib.Tgt.Static_Only
3333 then
3334 Error_Msg
3335 (Project,
3336 "only static libraries are supported " &
3337 "on this platform",
3338 The_Lib_Kind.Location);
3339 Data.Library := False;
3340 end if;
3341 end;
3342 end if;
3343
3344 if Data.Library and then Current_Verbosity = High then
3345 Write_Line ("This is a library project file");
3346 end if;
3347
3348 end if;
3349 end if;
3350 end;
3351
3352 if Current_Verbosity = High then
3353 Show_Source_Dirs (Project);
3354 end if;
3355
3356 declare
3357 Naming_Id : constant Package_Id :=
3358 Util.Value_Of (Name_Naming, Data.Decl.Packages);
3359
3360 Naming : Package_Element;
3361
3362 begin
3363 -- If there is a package Naming, we will put in Data.Naming
3364 -- what is in this package Naming.
3365
3366 if Naming_Id /= No_Package then
3367 Naming := Packages.Table (Naming_Id);
3368
3369 if Current_Verbosity = High then
3370 Write_Line ("Checking ""Naming"".");
3371 end if;
3372
3373 -- Check Spec_Suffix
3374
3375 declare
3376 Spec_Suffixs : Array_Element_Id :=
3377 Util.Value_Of
3378 (Name_Spec_Suffix,
3379 Naming.Decl.Arrays);
3380 Suffix : Array_Element_Id;
3381 Element : Array_Element;
3382 Suffix2 : Array_Element_Id;
3383
3384 begin
3385 -- If some suffixs have been specified, we make sure that
3386 -- for each language for which a default suffix has been
3387 -- specified, there is a suffix specified, either the one
3388 -- in the project file or if there were none, the default.
3389
3390 if Spec_Suffixs /= No_Array_Element then
3391 Suffix := Data.Naming.Spec_Suffix;
3392
3393 while Suffix /= No_Array_Element loop
3394 Element := Array_Elements.Table (Suffix);
3395 Suffix2 := Spec_Suffixs;
3396
3397 while Suffix2 /= No_Array_Element loop
3398 exit when Array_Elements.Table (Suffix2).Index =
3399 Element.Index;
3400 Suffix2 := Array_Elements.Table (Suffix2).Next;
3401 end loop;
3402
3403 -- There is a registered default suffix, but no
3404 -- suffix specified in the project file.
3405 -- Add the default to the array.
3406
3407 if Suffix2 = No_Array_Element then
3408 Array_Elements.Increment_Last;
3409 Array_Elements.Table (Array_Elements.Last) :=
3410 (Index => Element.Index,
3411 Index_Case_Sensitive => False,
3412 Value => Element.Value,
3413 Next => Spec_Suffixs);
3414 Spec_Suffixs := Array_Elements.Last;
3415 end if;
3416
3417 Suffix := Element.Next;
3418 end loop;
3419
3420 -- Put the resulting array as the specification suffixs
3421
3422 Data.Naming.Spec_Suffix := Spec_Suffixs;
3423 end if;
3424 end;
3425
3426 declare
3427 Current : Array_Element_Id := Data.Naming.Spec_Suffix;
3428 Element : Array_Element;
3429
3430 begin
3431 while Current /= No_Array_Element loop
3432 Element := Array_Elements.Table (Current);
3433 Get_Name_String (Element.Value.Value);
3434
3435 if Name_Len = 0 then
3436 Error_Msg
3437 (Project,
3438 "Spec_Suffix cannot be empty",
3439 Element.Value.Location);
3440 end if;
3441
3442 Array_Elements.Table (Current) := Element;
3443 Current := Element.Next;
3444 end loop;
3445 end;
3446
3447 -- Check Body_Suffix
3448
3449 declare
3450 Impl_Suffixs : Array_Element_Id :=
3451 Util.Value_Of
3452 (Name_Body_Suffix,
3453 Naming.Decl.Arrays);
3454
3455 Suffix : Array_Element_Id;
3456 Element : Array_Element;
3457 Suffix2 : Array_Element_Id;
3458
3459 begin
3460 -- If some suffixs have been specified, we make sure that
3461 -- for each language for which a default suffix has been
3462 -- specified, there is a suffix specified, either the one
3463 -- in the project file or if there were noe, the default.
3464
3465 if Impl_Suffixs /= No_Array_Element then
3466 Suffix := Data.Naming.Body_Suffix;
3467
3468 while Suffix /= No_Array_Element loop
3469 Element := Array_Elements.Table (Suffix);
3470 Suffix2 := Impl_Suffixs;
3471
3472 while Suffix2 /= No_Array_Element loop
3473 exit when Array_Elements.Table (Suffix2).Index =
3474 Element.Index;
3475 Suffix2 := Array_Elements.Table (Suffix2).Next;
3476 end loop;
3477
3478 -- There is a registered default suffix, but no
3479 -- suffix specified in the project file.
3480 -- Add the default to the array.
3481
3482 if Suffix2 = No_Array_Element then
3483 Array_Elements.Increment_Last;
3484 Array_Elements.Table (Array_Elements.Last) :=
3485 (Index => Element.Index,
3486 Index_Case_Sensitive => False,
3487 Value => Element.Value,
3488 Next => Impl_Suffixs);
3489 Impl_Suffixs := Array_Elements.Last;
3490 end if;
3491
3492 Suffix := Element.Next;
3493 end loop;
3494
3495 -- Put the resulting array as the implementation suffixs
3496
3497 Data.Naming.Body_Suffix := Impl_Suffixs;
3498 end if;
3499 end;
3500
3501 declare
3502 Current : Array_Element_Id := Data.Naming.Body_Suffix;
3503 Element : Array_Element;
3504
3505 begin
3506 while Current /= No_Array_Element loop
3507 Element := Array_Elements.Table (Current);
3508 Get_Name_String (Element.Value.Value);
3509
3510 if Name_Len = 0 then
3511 Error_Msg
3512 (Project,
3513 "Body_Suffix cannot be empty",
3514 Element.Value.Location);
3515 end if;
3516
3517 Array_Elements.Table (Current) := Element;
3518 Current := Element.Next;
3519 end loop;
3520 end;
3521
3522 -- Get the exceptions, if any
3523
3524 Data.Naming.Specification_Exceptions :=
3525 Util.Value_Of
3526 (Name_Specification_Exceptions,
3527 In_Arrays => Naming.Decl.Arrays);
3528
3529 Data.Naming.Implementation_Exceptions :=
3530 Util.Value_Of
3531 (Name_Implementation_Exceptions,
3532 In_Arrays => Naming.Decl.Arrays);
3533 end if;
3534 end;
3535
3536 Projects.Table (Project) := Data;
3537 end Language_Independent_Check;
3538
3539 ----------------------
3540 -- Locate_Directory --
3541 ----------------------
3542
3543 procedure Locate_Directory
3544 (Name : Name_Id;
3545 Parent : Name_Id;
3546 Dir : out Name_Id;
3547 Display : out Name_Id)
3548 is
3549 The_Name : constant String := Get_Name_String (Name);
3550 The_Parent : constant String :=
3551 Get_Name_String (Parent) & Directory_Separator;
3552 The_Parent_Last : constant Natural :=
3553 Compute_Directory_Last (The_Parent);
3554
3555 begin
3556 if Current_Verbosity = High then
3557 Write_Str ("Locate_Directory (""");
3558 Write_Str (The_Name);
3559 Write_Str (""", """);
3560 Write_Str (The_Parent);
3561 Write_Line (""")");
3562 end if;
3563
3564 Dir := No_Name;
3565 Display := No_Name;
3566
3567 if Is_Absolute_Path (The_Name) then
3568 if Is_Directory (The_Name) then
3569 declare
3570 Normed : constant String :=
3571 Normalize_Pathname (The_Name);
3572
3573 begin
3574 Name_Len := Normed'Length;
3575 Name_Buffer (1 .. Name_Len) := Normed;
3576 Display := Name_Find;
3577 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
3578 Dir := Name_Find;
3579 end;
3580 end if;
3581
3582 else
3583 declare
3584 Full_Path : constant String :=
3585 The_Parent (The_Parent'First .. The_Parent_Last) &
3586 The_Name;
3587
3588 begin
3589 if Is_Directory (Full_Path) then
3590 declare
3591 Normed : constant String :=
3592 Normalize_Pathname (Full_Path);
3593
3594 begin
3595 Name_Len := Normed'Length;
3596 Name_Buffer (1 .. Name_Len) := Normed;
3597 Display := Name_Find;
3598 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
3599 Dir := Name_Find;
3600 end;
3601 end if;
3602 end;
3603 end if;
3604 end Locate_Directory;
3605
3606 ------------------
3607 -- Path_Name_Of --
3608 ------------------
3609
3610 function Path_Name_Of
3611 (File_Name : Name_Id;
3612 Directory : Name_Id)
3613 return String
3614 is
3615 Result : String_Access;
3616 The_Directory : constant String := Get_Name_String (Directory);
3617
3618 begin
3619 Get_Name_String (File_Name);
3620 Result := Locate_Regular_File
3621 (File_Name => Name_Buffer (1 .. Name_Len),
3622 Path => The_Directory);
3623
3624 if Result = null then
3625 return "";
3626 else
3627 Canonical_Case_File_Name (Result.all);
3628 return Result.all;
3629 end if;
3630 end Path_Name_Of;
3631
3632 ---------------------
3633 -- Project_Extends --
3634 ---------------------
3635
3636 function Project_Extends
3637 (Extending : Project_Id;
3638 Extended : Project_Id)
3639 return Boolean
3640 is
3641 Current : Project_Id := Extending;
3642 begin
3643 loop
3644 if Current = No_Project then
3645 return False;
3646
3647 elsif Current = Extended then
3648 return True;
3649 end if;
3650
3651 Current := Projects.Table (Current).Extends;
3652 end loop;
3653 end Project_Extends;
3654
3655 -------------------
3656 -- Record_Source --
3657 -------------------
3658
3659 procedure Record_Source
3660 (File_Name : Name_Id;
3661 Path_Name : Name_Id;
3662 Project : Project_Id;
3663 Data : in out Project_Data;
3664 Location : Source_Ptr;
3665 Current_Source : in out String_List_Id;
3666 Source_Recorded : in out Boolean)
3667 is
3668 Canonical_File_Name : Name_Id;
3669 Canonical_Path_Name : Name_Id;
3670 Unit_Name : Name_Id;
3671 Unit_Kind : Spec_Or_Body;
3672 Needs_Pragma : Boolean;
3673
3674 The_Location : Source_Ptr := Location;
3675 Previous_Source : constant String_List_Id := Current_Source;
3676 Except_Name : Name_Id := No_Name;
3677
3678 begin
3679 Get_Name_String (File_Name);
3680 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
3681 Canonical_File_Name := Name_Find;
3682 Get_Name_String (Path_Name);
3683 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
3684 Canonical_Path_Name := Name_Find;
3685
3686 -- Find out the unit name, the unit kind and if it needs
3687 -- a specific SFN pragma.
3688
3689 Get_Unit
3690 (Canonical_File_Name => Canonical_File_Name,
3691 Naming => Data.Naming,
3692 Unit_Name => Unit_Name,
3693 Unit_Kind => Unit_Kind,
3694 Needs_Pragma => Needs_Pragma);
3695
3696 if Unit_Name = No_Name then
3697 if Current_Verbosity = High then
3698 Write_Str (" """);
3699 Write_Str (Get_Name_String (Canonical_File_Name));
3700 Write_Line (""" is not a valid source file name (ignored).");
3701 end if;
3702
3703 else
3704 -- Check to see if the source has been hidden by an exception,
3705 -- but only if it is not an exception.
3706
3707 if not Needs_Pragma then
3708 Except_Name :=
3709 Reverse_Naming_Exceptions.Get ((Unit_Kind, Unit_Name));
3710
3711 if Except_Name /= No_Name then
3712 if Current_Verbosity = High then
3713 Write_Str (" """);
3714 Write_Str (Get_Name_String (Canonical_File_Name));
3715 Write_Str (""" contains a unit that is found in """);
3716 Write_Str (Get_Name_String (Except_Name));
3717 Write_Line (""" (ignored).");
3718 end if;
3719
3720 -- The file is not included in the source of the project,
3721 -- because it is hidden by the exception.
3722 -- So, there is nothing else to do.
3723
3724 return;
3725 end if;
3726 end if;
3727
3728 -- Put the file name in the list of sources of the project
3729
3730 String_Elements.Increment_Last;
3731 String_Elements.Table (String_Elements.Last) :=
3732 (Value => Canonical_File_Name,
3733 Display_Value => File_Name,
3734 Location => No_Location,
3735 Flag => False,
3736 Next => Nil_String);
3737
3738 if Current_Source = Nil_String then
3739 Data.Sources := String_Elements.Last;
3740
3741 else
3742 String_Elements.Table (Current_Source).Next :=
3743 String_Elements.Last;
3744 end if;
3745
3746 Current_Source := String_Elements.Last;
3747
3748 -- Put the unit in unit list
3749
3750 declare
3751 The_Unit : Unit_Id := Units_Htable.Get (Unit_Name);
3752 The_Unit_Data : Unit_Data;
3753
3754 begin
3755 if Current_Verbosity = High then
3756 Write_Str ("Putting ");
3757 Write_Str (Get_Name_String (Unit_Name));
3758 Write_Line (" in the unit list.");
3759 end if;
3760
3761 -- The unit is already in the list, but may be it is
3762 -- only the other unit kind (spec or body), or what is
3763 -- in the unit list is a unit of a project we are extending.
3764
3765 if The_Unit /= Prj.Com.No_Unit then
3766 The_Unit_Data := Units.Table (The_Unit);
3767
3768 if The_Unit_Data.File_Names (Unit_Kind).Name = No_Name
3769 or else Project_Extends
3770 (Data.Extends,
3771 The_Unit_Data.File_Names (Unit_Kind).Project)
3772 then
3773 if The_Unit_Data.File_Names (Unit_Kind).Path = Slash then
3774 Remove_Forbidden_File_Name
3775 (The_Unit_Data.File_Names (Unit_Kind).Name);
3776 end if;
3777
3778 The_Unit_Data.File_Names (Unit_Kind) :=
3779 (Name => Canonical_File_Name,
3780 Display_Name => File_Name,
3781 Path => Canonical_Path_Name,
3782 Display_Path => Path_Name,
3783 Project => Project,
3784 Needs_Pragma => Needs_Pragma);
3785 Units.Table (The_Unit) := The_Unit_Data;
3786 Source_Recorded := True;
3787
3788 elsif The_Unit_Data.File_Names (Unit_Kind).Project = Project
3789 and then (Data.Known_Order_Of_Source_Dirs or else
3790 The_Unit_Data.File_Names (Unit_Kind).Path =
3791 Canonical_Path_Name)
3792 then
3793 if Previous_Source = Nil_String then
3794 Data.Sources := Nil_String;
3795 else
3796 String_Elements.Table (Previous_Source).Next :=
3797 Nil_String;
3798 String_Elements.Decrement_Last;
3799 end if;
3800
3801 Current_Source := Previous_Source;
3802
3803 else
3804 -- It is an error to have two units with the same name
3805 -- and the same kind (spec or body).
3806
3807 if The_Location = No_Location then
3808 The_Location := Projects.Table (Project).Location;
3809 end if;
3810
3811 Err_Vars.Error_Msg_Name_1 := Unit_Name;
3812 Error_Msg (Project, "duplicate source {", The_Location);
3813
3814 Err_Vars.Error_Msg_Name_1 :=
3815 Projects.Table
3816 (The_Unit_Data.File_Names (Unit_Kind).Project).Name;
3817 Err_Vars.Error_Msg_Name_2 :=
3818 The_Unit_Data.File_Names (Unit_Kind).Path;
3819 Error_Msg (Project, "\ project file {, {", The_Location);
3820
3821 Err_Vars.Error_Msg_Name_1 := Projects.Table (Project).Name;
3822 Err_Vars.Error_Msg_Name_2 := Canonical_Path_Name;
3823 Error_Msg (Project, "\ project file {, {", The_Location);
3824
3825 end if;
3826
3827 -- It is a new unit, create a new record
3828
3829 else
3830 Units.Increment_Last;
3831 The_Unit := Units.Last;
3832 Units_Htable.Set (Unit_Name, The_Unit);
3833 The_Unit_Data.Name := Unit_Name;
3834 The_Unit_Data.File_Names (Unit_Kind) :=
3835 (Name => Canonical_File_Name,
3836 Display_Name => File_Name,
3837 Path => Canonical_Path_Name,
3838 Display_Path => Path_Name,
3839 Project => Project,
3840 Needs_Pragma => Needs_Pragma);
3841 Units.Table (The_Unit) := The_Unit_Data;
3842 Source_Recorded := True;
3843 end if;
3844 end;
3845 end if;
3846 end Record_Source;
3847
3848 ----------------------
3849 -- Show_Source_Dirs --
3850 ----------------------
3851
3852 procedure Show_Source_Dirs (Project : Project_Id) is
3853 Current : String_List_Id := Projects.Table (Project).Source_Dirs;
3854 Element : String_Element;
3855
3856 begin
3857 Write_Line ("Source_Dirs:");
3858
3859 while Current /= Nil_String loop
3860 Element := String_Elements.Table (Current);
3861 Write_Str (" ");
3862 Write_Line (Get_Name_String (Element.Value));
3863 Current := Element.Next;
3864 end loop;
3865
3866 Write_Line ("end Source_Dirs.");
3867 end Show_Source_Dirs;
3868
3869 end Prj.Nmsc;
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