1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2004-2011, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
28 with Err_Vars; use Err_Vars;
32 with Osint; use Osint;
33 with Output; use Output;
38 with Prj.Util; use Prj.Util;
42 with Ada.Command_Line; use Ada.Command_Line;
43 with Ada.Unchecked_Deallocation;
45 with GNAT.Case_Util; use GNAT.Case_Util;
46 with GNAT.Directory_Operations; use GNAT.Directory_Operations;
48 with GNAT.Regexp; use GNAT.Regexp;
50 package body Makeutl is
52 type Linker_Options_Data is record
54 Options : String_List_Id;
57 Linker_Option_Initial_Count : constant := 20;
59 Linker_Options_Buffer : String_List_Access :=
60 new String_List (1 .. Linker_Option_Initial_Count);
62 Last_Linker_Option : Natural := 0;
64 package Linker_Opts is new Table.Table (
65 Table_Component_Type => Linker_Options_Data,
66 Table_Index_Type => Integer,
69 Table_Increment => 100,
70 Table_Name => "Make.Linker_Opts");
72 procedure Add_Linker_Option (Option : String);
79 (Option : String_Access;
80 To : in out String_List_Access;
81 Last : in out Natural)
84 if Last = To'Last then
86 New_Options : constant String_List_Access :=
87 new String_List (1 .. To'Last * 2);
90 New_Options (To'Range) := To.all;
92 -- Set all elements of the original options to null to avoid
93 -- deallocation of copies.
95 To.all := (others => null);
108 To : in out String_List_Access;
109 Last : in out Natural)
112 Add (Option => new String'(Option), To => To, Last => Last);
115 -----------------------
116 -- Add_Linker_Option --
117 -----------------------
119 procedure Add_Linker_Option (Option : String) is
121 if Option'Length > 0 then
122 if Last_Linker_Option = Linker_Options_Buffer'Last then
124 New_Buffer : constant String_List_Access :=
126 (1 .. Linker_Options_Buffer'Last +
127 Linker_Option_Initial_Count);
129 New_Buffer (Linker_Options_Buffer'Range) :=
130 Linker_Options_Buffer.all;
131 Linker_Options_Buffer.all := (others => null);
132 Free (Linker_Options_Buffer);
133 Linker_Options_Buffer := New_Buffer;
137 Last_Linker_Option := Last_Linker_Option + 1;
138 Linker_Options_Buffer (Last_Linker_Option) := new String'(Option);
140 end Add_Linker_Option;
142 -------------------------
143 -- Base_Name_Index_For --
144 -------------------------
146 function Base_Name_Index_For
149 Index_Separator : Character) return File_Name_Type
151 Result : File_Name_Type;
155 Add_Str_To_Name_Buffer (Base_Name (Main));
157 -- Remove the extension, if any, that is the last part of the base name
158 -- starting with a dot and following some characters.
160 for J in reverse 2 .. Name_Len loop
161 if Name_Buffer (J) = '.' then
167 -- Add the index info, if index is different from 0
169 if Main_Index > 0 then
170 Add_Char_To_Name_Buffer (Index_Separator);
173 Img : constant String := Main_Index'Img;
175 Add_Str_To_Name_Buffer (Img (2 .. Img'Last));
181 end Base_Name_Index_For;
183 ------------------------------
184 -- Check_Source_Info_In_ALI --
185 ------------------------------
187 function Check_Source_Info_In_ALI
189 Tree : Project_Tree_Ref) return Boolean
194 -- Loop through units
196 for U in ALIs.Table (The_ALI).First_Unit ..
197 ALIs.Table (The_ALI).Last_Unit
199 -- Check if the file name is one of the source of the unit
201 Get_Name_String (Units.Table (U).Uname);
202 Name_Len := Name_Len - 2;
203 Unit_Name := Name_Find;
205 if File_Not_A_Source_Of (Tree, Unit_Name, Units.Table (U).Sfile) then
209 -- Loop to do same check for each of the withed units
211 for W in Units.Table (U).First_With .. Units.Table (U).Last_With loop
213 WR : ALI.With_Record renames Withs.Table (W);
216 if WR.Sfile /= No_File then
217 Get_Name_String (WR.Uname);
218 Name_Len := Name_Len - 2;
219 Unit_Name := Name_Find;
221 if File_Not_A_Source_Of (Tree, Unit_Name, WR.Sfile) then
229 -- Loop to check subunits and replaced sources
231 for D in ALIs.Table (The_ALI).First_Sdep ..
232 ALIs.Table (The_ALI).Last_Sdep
235 SD : Sdep_Record renames Sdep.Table (D);
238 Unit_Name := SD.Subunit_Name;
240 if Unit_Name = No_Name then
242 -- Check if this source file has been replaced by a source with
243 -- a different file name.
245 if Tree /= null and then Tree.Replaced_Source_Number > 0 then
247 Replacement : constant File_Name_Type :=
248 Replaced_Source_HTable.Get
249 (Tree.Replaced_Sources, SD.Sfile);
252 if Replacement /= No_File then
256 Get_Name_String (SD.Sfile) &
257 " has been replaced by " &
258 Get_Name_String (Replacement));
267 -- For separates, the file is no longer associated with the
268 -- unit ("proc-sep.adb" is not associated with unit "proc.sep")
269 -- so we need to check whether the source file still exists in
270 -- the source tree: it will if it matches the naming scheme
271 -- (and then will be for the same unit).
275 Project => No_Project,
276 Base_Name => SD.Sfile) = No_Source
278 -- If this is not a runtime file or if, when gnatmake switch
279 -- -a is used, we are not able to find this subunit in the
280 -- source directories, then recompilation is needed.
282 if not Fname.Is_Internal_File_Name (SD.Sfile)
284 (Check_Readonly_Files
285 and then Full_Source_Name (SD.Sfile) = No_File)
289 ("While parsing ALI file, file "
290 & Get_Name_String (SD.Sfile)
291 & " is indicated as containing subunit "
292 & Get_Name_String (Unit_Name)
293 & " but this does not match what was found while"
294 & " parsing the project. Will recompile");
305 end Check_Source_Info_In_ALI;
307 --------------------------------
308 -- Create_Binder_Mapping_File --
309 --------------------------------
311 function Create_Binder_Mapping_File
312 (Project_Tree : Project_Tree_Ref) return Path_Name_Type
314 Mapping_Path : Path_Name_Type := No_Path;
316 Mapping_FD : File_Descriptor := Invalid_FD;
317 -- A File Descriptor for an eventual mapping file
319 ALI_Unit : Unit_Name_Type := No_Unit_Name;
320 -- The unit name of an ALI file
322 ALI_Name : File_Name_Type := No_File;
323 -- The file name of the ALI file
325 ALI_Project : Project_Id := No_Project;
326 -- The project of the ALI file
329 OK : Boolean := False;
336 Tempdir.Create_Temp_File (Mapping_FD, Mapping_Path);
337 Record_Temp_File (Project_Tree.Shared, Mapping_Path);
339 if Mapping_FD /= Invalid_FD then
342 -- Traverse all units
344 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
345 while Unit /= No_Unit_Index loop
346 if Unit.Name /= No_Name then
348 -- If there is a body, put it in the mapping
350 if Unit.File_Names (Impl) /= No_Source
351 and then Unit.File_Names (Impl).Project /= No_Project
353 Get_Name_String (Unit.Name);
354 Add_Str_To_Name_Buffer ("%b");
355 ALI_Unit := Name_Find;
357 Lib_File_Name (Unit.File_Names (Impl).Display_File);
358 ALI_Project := Unit.File_Names (Impl).Project;
360 -- Otherwise, if there is a spec, put it in the mapping
362 elsif Unit.File_Names (Spec) /= No_Source
363 and then Unit.File_Names (Spec).Project /= No_Project
365 Get_Name_String (Unit.Name);
366 Add_Str_To_Name_Buffer ("%s");
367 ALI_Unit := Name_Find;
369 Lib_File_Name (Unit.File_Names (Spec).Display_File);
370 ALI_Project := Unit.File_Names (Spec).Project;
376 -- If we have something to put in the mapping then do it now.
377 -- However, if the project is extended, we don't put anything
378 -- in the mapping file, since we don't know where the ALI file
379 -- is: it might be in the extended project object directory as
380 -- well as in the extending project object directory.
382 if ALI_Name /= No_File
383 and then ALI_Project.Extended_By = No_Project
384 and then ALI_Project.Extends = No_Project
386 -- First check if the ALI file exists. If it does not, do
387 -- not put the unit in the mapping file.
390 ALI : constant String := Get_Name_String (ALI_Name);
393 -- For library projects, use the library ALI directory,
394 -- for other projects, use the object directory.
396 if ALI_Project.Library then
398 (ALI_Project.Library_ALI_Dir.Display_Name);
401 (ALI_Project.Object_Directory.Display_Name);
404 Add_Str_To_Name_Buffer (ALI);
405 Add_Char_To_Name_Buffer (ASCII.LF);
408 ALI_Path_Name : constant String :=
409 Name_Buffer (1 .. Name_Len);
413 (ALI_Path_Name (1 .. ALI_Path_Name'Last - 1))
415 -- First line is the unit name
417 Get_Name_String (ALI_Unit);
418 Add_Char_To_Name_Buffer (ASCII.LF);
422 Name_Buffer (1)'Address,
424 OK := Bytes = Name_Len;
428 -- Second line it the ALI file name
430 Get_Name_String (ALI_Name);
431 Add_Char_To_Name_Buffer (ASCII.LF);
435 Name_Buffer (1)'Address,
437 OK := (Bytes = Name_Len);
441 -- Third line it the ALI path name
446 ALI_Path_Name (1)'Address,
447 ALI_Path_Name'Length);
448 OK := (Bytes = ALI_Path_Name'Length);
450 -- If OK is False, it means we were unable to
451 -- write a line. No point in continuing with the
461 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
464 Close (Mapping_FD, Status);
469 -- If the creation of the mapping file was successful, we add the switch
470 -- to the arguments of gnatbind.
478 end Create_Binder_Mapping_File;
484 function Create_Name (Name : String) return File_Name_Type is
487 Add_Str_To_Name_Buffer (Name);
491 function Create_Name (Name : String) return Name_Id is
494 Add_Str_To_Name_Buffer (Name);
498 function Create_Name (Name : String) return Path_Name_Type is
501 Add_Str_To_Name_Buffer (Name);
505 ----------------------------
506 -- Executable_Prefix_Path --
507 ----------------------------
509 function Executable_Prefix_Path return String is
510 Exec_Name : constant String := Command_Name;
512 function Get_Install_Dir (S : String) return String;
513 -- S is the executable name preceded by the absolute or relative path,
514 -- e.g. "c:\usr\bin\gcc.exe". Returns the absolute directory where "bin"
515 -- lies (in the example "C:\usr"). If the executable is not in a "bin"
516 -- directory, return "".
518 ---------------------
519 -- Get_Install_Dir --
520 ---------------------
522 function Get_Install_Dir (S : String) return String is
524 Path_Last : Integer := 0;
527 for J in reverse Exec'Range loop
528 if Exec (J) = Directory_Separator then
534 if Path_Last >= Exec'First + 2 then
535 To_Lower (Exec (Path_Last - 2 .. Path_Last));
538 if Path_Last < Exec'First + 2
539 or else Exec (Path_Last - 2 .. Path_Last) /= "bin"
540 or else (Path_Last - 3 >= Exec'First
541 and then Exec (Path_Last - 3) /= Directory_Separator)
546 return Normalize_Pathname
547 (Exec (Exec'First .. Path_Last - 4),
548 Resolve_Links => Opt.Follow_Links_For_Dirs)
549 & Directory_Separator;
552 -- Beginning of Executable_Prefix_Path
555 -- For VMS, the path returned is always /gnu/
557 if Hostparm.OpenVMS then
561 -- First determine if a path prefix was placed in front of the
564 for J in reverse Exec_Name'Range loop
565 if Exec_Name (J) = Directory_Separator then
566 return Get_Install_Dir (Exec_Name);
570 -- If we get here, the user has typed the executable name with no
574 Path : String_Access := Locate_Exec_On_Path (Exec_Name);
580 Dir : constant String := Get_Install_Dir (Path.all);
587 end Executable_Prefix_Path;
593 procedure Fail_Program
594 (Project_Tree : Project_Tree_Ref;
596 Flush_Messages : Boolean := True)
599 if Flush_Messages then
600 if Total_Errors_Detected /= 0 or else Warnings_Detected /= 0 then
605 Finish_Program (Project_Tree, E_Fatal, S => S);
612 procedure Finish_Program
613 (Project_Tree : Project_Tree_Ref;
614 Exit_Code : Osint.Exit_Code_Type := Osint.E_Success;
618 if not Debug.Debug_Flag_N then
619 Delete_Temp_Config_Files (Project_Tree);
621 if Project_Tree /= null then
622 Delete_All_Temp_Files (Project_Tree.Shared);
627 if Exit_Code /= E_Success then
634 -- Output Namet statistics
638 Exit_Program (Exit_Code);
641 --------------------------
642 -- File_Not_A_Source_Of --
643 --------------------------
645 function File_Not_A_Source_Of
646 (Project_Tree : Project_Tree_Ref;
648 Sfile : File_Name_Type) return Boolean
650 Unit : constant Unit_Index :=
651 Units_Htable.Get (Project_Tree.Units_HT, Uname);
653 At_Least_One_File : Boolean := False;
656 if Unit /= No_Unit_Index then
657 for F in Unit.File_Names'Range loop
658 if Unit.File_Names (F) /= null then
659 At_Least_One_File := True;
660 if Unit.File_Names (F).File = Sfile then
666 if not At_Least_One_File then
668 -- The unit was probably created initially for a separate unit
669 -- (which are initially created as IMPL when both suffixes are the
670 -- same). Later on, Override_Kind changed the type of the file,
671 -- and the unit is no longer valid in fact.
676 Verbose_Msg (Uname, "sources do not include ", Name_Id (Sfile));
681 end File_Not_A_Source_Of;
683 ---------------------
684 -- Get_Directories --
685 ---------------------
687 procedure Get_Directories
688 (Project_Tree : Project_Tree_Ref;
689 For_Project : Project_Id;
690 Activity : Activity_Type;
691 Languages : Name_Ids)
694 procedure Recursive_Add
695 (Project : Project_Id;
696 Tree : Project_Tree_Ref;
697 Extended : in out Boolean);
698 -- Add all the source directories of a project to the path only if
699 -- this project has not been visited. Calls itself recursively for
700 -- projects being extended, and imported projects.
702 procedure Add_Dir (Value : Path_Name_Type);
703 -- Add directory Value in table Directories, if it is defined and not
710 procedure Add_Dir (Value : Path_Name_Type) is
711 Add_It : Boolean := True;
714 if Value /= No_Path then
715 for Index in 1 .. Directories.Last loop
716 if Directories.Table (Index) = Value then
723 Directories.Increment_Last;
724 Directories.Table (Directories.Last) := Value;
733 procedure Recursive_Add
734 (Project : Project_Id;
735 Tree : Project_Tree_Ref;
736 Extended : in out Boolean)
738 Current : String_List_Id;
739 Dir : String_Element;
740 OK : Boolean := False;
741 Lang_Proc : Language_Ptr := Project.Languages;
743 -- Add to path all directories of this project
745 if Activity = Compilation then
747 while Lang_Proc /= No_Language_Index loop
748 for J in Languages'Range loop
749 OK := Lang_Proc.Name = Languages (J);
750 exit Lang_Loop when OK;
753 Lang_Proc := Lang_Proc.Next;
757 Current := Project.Source_Dirs;
759 while Current /= Nil_String loop
760 Dir := Tree.Shared.String_Elements.Table (Current);
761 Add_Dir (Path_Name_Type (Dir.Value));
766 elsif Project.Library then
767 if Activity = SAL_Binding and then Extended then
768 Add_Dir (Project.Object_Directory.Display_Name);
771 Add_Dir (Project.Library_ALI_Dir.Display_Name);
775 Add_Dir (Project.Object_Directory.Display_Name);
778 if Project.Extends = No_Project then
783 procedure For_All_Projects is
784 new For_Every_Project_Imported (Boolean, Recursive_Add);
786 Extended : Boolean := True;
788 -- Start of processing for Get_Directories
792 For_All_Projects (For_Project, Project_Tree, Extended);
799 procedure Get_Switches
800 (Source : Prj.Source_Id;
802 Project_Tree : Project_Tree_Ref;
803 Value : out Variable_Value;
804 Is_Default : out Boolean)
808 (Source_File => Source.File,
809 Source_Lang => Source.Language.Name,
810 Source_Prj => Source.Project,
811 Pkg_Name => Pkg_Name,
812 Project_Tree => Project_Tree,
814 Is_Default => Is_Default);
821 procedure Get_Switches
822 (Source_File : File_Name_Type;
823 Source_Lang : Name_Id;
824 Source_Prj : Project_Id;
826 Project_Tree : Project_Tree_Ref;
827 Value : out Variable_Value;
828 Is_Default : out Boolean;
829 Test_Without_Suffix : Boolean := False;
830 Check_ALI_Suffix : Boolean := False)
832 Project : constant Project_Id :=
833 Ultimate_Extending_Project_Of (Source_Prj);
834 Pkg : constant Package_Id :=
837 In_Packages => Project.Decl.Packages,
838 Shared => Project_Tree.Shared);
844 if Source_File /= No_File then
845 Value := Prj.Util.Value_Of
846 (Name => Name_Id (Source_File),
847 Attribute_Or_Array_Name => Name_Switches,
849 Shared => Project_Tree.Shared,
850 Allow_Wildcards => True);
853 if Value = Nil_Variable_Value and then Test_Without_Suffix then
855 Get_Language_From_Name (Project, Get_Name_String (Source_Lang));
859 Naming : Lang_Naming_Data renames Lang.Config.Naming_Data;
860 SF_Name : constant String := Get_Name_String (Source_File);
861 Last : Positive := SF_Name'Length;
862 Name : String (1 .. Last + 3);
863 Spec_Suffix : String := Get_Name_String (Naming.Spec_Suffix);
864 Body_Suffix : String := Get_Name_String (Naming.Body_Suffix);
865 Truncated : Boolean := False;
868 Canonical_Case_File_Name (Spec_Suffix);
869 Canonical_Case_File_Name (Body_Suffix);
870 Name (1 .. Last) := SF_Name;
872 if Last > Body_Suffix'Length
874 Name (Last - Body_Suffix'Length + 1 .. Last) = Body_Suffix
877 Last := Last - Body_Suffix'Length;
881 and then Last > Spec_Suffix'Length
883 Name (Last - Spec_Suffix'Length + 1 .. Last) = Spec_Suffix
886 Last := Last - Spec_Suffix'Length;
891 Add_Str_To_Name_Buffer (Name (1 .. Last));
893 Value := Prj.Util.Value_Of
895 Attribute_Or_Array_Name => Name_Switches,
897 Shared => Project_Tree.Shared,
898 Allow_Wildcards => True);
901 if Value = Nil_Variable_Value and then Check_ALI_Suffix then
902 Last := SF_Name'Length;
903 while Name (Last) /= '.' loop
908 Add_Str_To_Name_Buffer (Name (1 .. Last));
909 Add_Str_To_Name_Buffer ("ali");
911 Value := Prj.Util.Value_Of
913 Attribute_Or_Array_Name => Name_Switches,
915 Shared => Project_Tree.Shared,
916 Allow_Wildcards => True);
922 if Value = Nil_Variable_Value then
926 (Name => Source_Lang,
927 Attribute_Or_Array_Name => Name_Switches,
929 Shared => Project_Tree.Shared,
930 Force_Lower_Case_Index => True);
933 if Value = Nil_Variable_Value then
936 (Name => All_Other_Names,
937 Attribute_Or_Array_Name => Name_Switches,
939 Shared => Project_Tree.Shared,
940 Force_Lower_Case_Index => True);
943 if Value = Nil_Variable_Value then
946 (Name => Source_Lang,
947 Attribute_Or_Array_Name => Name_Default_Switches,
949 Shared => Project_Tree.Shared);
957 procedure Inform (N : File_Name_Type; Msg : String) is
959 Inform (Name_Id (N), Msg);
962 procedure Inform (N : Name_Id := No_Name; Msg : String) is
964 Osint.Write_Program_Name;
972 Name : constant String := Get_Name_String (N);
974 if Debug.Debug_Flag_F and then Is_Absolute_Path (Name) then
975 Write_Str (File_Name (Name));
988 ------------------------------
989 -- Initialize_Source_Record --
990 ------------------------------
992 procedure Initialize_Source_Record (Source : Prj.Source_Id) is
994 procedure Set_Object_Project
996 Obj_Proj : Project_Id;
997 Obj_Path : Path_Name_Type;
998 Stamp : Time_Stamp_Type);
999 -- Update information about object file, switches file,...
1001 ------------------------
1002 -- Set_Object_Project --
1003 ------------------------
1005 procedure Set_Object_Project
1007 Obj_Proj : Project_Id;
1008 Obj_Path : Path_Name_Type;
1009 Stamp : Time_Stamp_Type) is
1011 Source.Object_Project := Obj_Proj;
1012 Source.Object_Path := Obj_Path;
1013 Source.Object_TS := Stamp;
1015 if Source.Language.Config.Dependency_Kind /= None then
1017 Dep_Path : constant String :=
1020 Get_Name_String (Source.Dep_Name),
1021 Resolve_Links => Opt.Follow_Links_For_Files,
1022 Directory => Obj_Dir);
1024 Source.Dep_Path := Create_Name (Dep_Path);
1025 Source.Dep_TS := Osint.Unknown_Attributes;
1029 -- Get the path of the switches file, even if Opt.Check_Switches is
1030 -- not set, as switch -s may be in the Builder switches that have not
1031 -- been scanned yet.
1034 Switches_Path : constant String :=
1037 Get_Name_String (Source.Switches),
1038 Resolve_Links => Opt.Follow_Links_For_Files,
1039 Directory => Obj_Dir);
1041 Source.Switches_Path := Create_Name (Switches_Path);
1043 if Stamp /= Empty_Time_Stamp then
1044 Source.Switches_TS := File_Stamp (Source.Switches_Path);
1047 end Set_Object_Project;
1049 Obj_Proj : Project_Id;
1052 -- Nothing to do if source record has already been fully initialized
1054 if Source.Initialized then
1058 -- Systematically recompute the time stamp
1060 Source.Source_TS := File_Stamp (Source.Path.Display_Name);
1062 -- Parse the source file to check whether we have a subunit
1064 if Source.Language.Config.Kind = Unit_Based
1065 and then Source.Kind = Impl
1066 and then Is_Subunit (Source)
1071 if Source.Language.Config.Object_Generated
1072 and then Is_Compilable (Source)
1074 -- First, get the correct object file name and dependency file name
1075 -- if the source is in a multi-unit file.
1077 if Source.Index /= 0 then
1080 (Source_File_Name => Source.File,
1081 Source_Index => Source.Index,
1083 Source.Language.Config.Multi_Unit_Object_Separator,
1084 Object_File_Suffix =>
1085 Source.Language.Config.Object_File_Suffix);
1089 (Source.Object, Source.Language.Config.Dependency_Kind);
1092 -- Find the object file for that source. It could be either in the
1093 -- current project or in an extended project (it might actually not
1094 -- exist yet in the ultimate extending project, but if not found
1095 -- elsewhere that's where we'll expect to find it).
1097 Obj_Proj := Source.Project;
1099 while Obj_Proj /= No_Project loop
1101 Dir : constant String :=
1103 (Obj_Proj.Object_Directory.Display_Name);
1105 Object_Path : constant String :=
1108 Get_Name_String (Source.Object),
1109 Resolve_Links => Opt.Follow_Links_For_Files,
1112 Obj_Path : constant Path_Name_Type := Create_Name (Object_Path);
1113 Stamp : Time_Stamp_Type := Empty_Time_Stamp;
1116 -- For specs, we do not check object files if there is a body.
1117 -- This saves a system call. On the other hand, we do need to
1118 -- know the object_path, in case the user has passed the .ads
1119 -- on the command line to compile the spec only.
1121 if Source.Kind /= Spec
1122 or else Source.Unit = No_Unit_Index
1123 or else Source.Unit.File_Names (Impl) = No_Source
1125 Stamp := File_Stamp (Obj_Path);
1128 if Stamp /= Empty_Time_Stamp
1129 or else (Obj_Proj.Extended_By = No_Project
1130 and then Source.Object_Project = No_Project)
1132 Set_Object_Project (Dir, Obj_Proj, Obj_Path, Stamp);
1135 Obj_Proj := Obj_Proj.Extended_By;
1139 elsif Source.Language.Config.Dependency_Kind = Makefile then
1141 Object_Dir : constant String :=
1143 (Source.Project.Object_Directory.Display_Name);
1144 Dep_Path : constant String :=
1146 (Name => Get_Name_String (Source.Dep_Name),
1148 Opt.Follow_Links_For_Files,
1149 Directory => Object_Dir);
1151 Source.Dep_Path := Create_Name (Dep_Path);
1152 Source.Dep_TS := Osint.Unknown_Attributes;
1156 Source.Initialized := True;
1157 end Initialize_Source_Record;
1159 ----------------------------
1160 -- Is_External_Assignment --
1161 ----------------------------
1163 function Is_External_Assignment
1164 (Env : Prj.Tree.Environment;
1165 Argv : String) return Boolean
1167 Start : Positive := 3;
1168 Finish : Natural := Argv'Last;
1170 pragma Assert (Argv'First = 1);
1171 pragma Assert (Argv (1 .. 2) = "-X");
1174 if Argv'Last < 5 then
1177 elsif Argv (3) = '"' then
1178 if Argv (Argv'Last) /= '"' or else Argv'Last < 7 then
1182 Finish := Argv'Last - 1;
1186 return Prj.Ext.Check
1187 (Self => Env.External,
1188 Declaration => Argv (Start .. Finish));
1189 end Is_External_Assignment;
1195 function Is_Subunit (Source : Prj.Source_Id) return Boolean is
1196 Src_Ind : Source_File_Index;
1199 if Source.Kind = Sep then
1202 -- A Spec, a file based language source or a body with a spec cannot be
1205 elsif Source.Kind = Spec
1206 or else Source.Unit = No_Unit_Index
1207 or else Other_Part (Source) /= No_Source
1212 -- Here, we are assuming that the language is Ada, as it is the only
1213 -- unit based language that we know.
1216 Sinput.P.Load_Project_File
1217 (Get_Name_String (Source.Path.Display_Name));
1219 return Sinput.P.Source_File_Is_Subunit (Src_Ind);
1222 -----------------------------
1223 -- Linker_Options_Switches --
1224 -----------------------------
1226 function Linker_Options_Switches
1227 (Project : Project_Id;
1228 Do_Fail : Fail_Proc;
1229 In_Tree : Project_Tree_Ref) return String_List
1231 procedure Recursive_Add
1233 In_Tree : Project_Tree_Ref;
1234 Dummy : in out Boolean);
1235 -- The recursive routine used to add linker options
1241 procedure Recursive_Add
1243 In_Tree : Project_Tree_Ref;
1244 Dummy : in out Boolean)
1246 pragma Unreferenced (Dummy);
1248 Linker_Package : Package_Id;
1249 Options : Variable_Value;
1254 (Name => Name_Linker,
1255 In_Packages => Proj.Decl.Packages,
1256 Shared => In_Tree.Shared);
1262 Attribute_Or_Array_Name => Name_Linker_Options,
1263 In_Package => Linker_Package,
1264 Shared => In_Tree.Shared);
1266 -- If attribute is present, add the project with the attribute to
1267 -- table Linker_Opts.
1269 if Options /= Nil_Variable_Value then
1270 Linker_Opts.Increment_Last;
1271 Linker_Opts.Table (Linker_Opts.Last) :=
1272 (Project => Proj, Options => Options.Values);
1276 procedure For_All_Projects is
1277 new For_Every_Project_Imported (Boolean, Recursive_Add);
1279 Dummy : Boolean := False;
1281 -- Start of processing for Linker_Options_Switches
1286 For_All_Projects (Project, In_Tree, Dummy, Imported_First => True);
1288 Last_Linker_Option := 0;
1290 for Index in reverse 1 .. Linker_Opts.Last loop
1292 Options : String_List_Id;
1293 Proj : constant Project_Id :=
1294 Linker_Opts.Table (Index).Project;
1296 Dir_Path : constant String :=
1297 Get_Name_String (Proj.Directory.Name);
1300 Options := Linker_Opts.Table (Index).Options;
1301 while Options /= Nil_String loop
1302 Option := In_Tree.Shared.String_Elements.Table (Options).Value;
1303 Get_Name_String (Option);
1305 -- Do not consider empty linker options
1307 if Name_Len /= 0 then
1308 Add_Linker_Option (Name_Buffer (1 .. Name_Len));
1310 -- Object files and -L switches specified with relative
1311 -- paths must be converted to absolute paths.
1313 Test_If_Relative_Path
1314 (Switch => Linker_Options_Buffer (Last_Linker_Option),
1317 Including_L_Switch => True);
1320 Options := In_Tree.Shared.String_Elements.Table (Options).Next;
1325 return Linker_Options_Buffer (1 .. Last_Linker_Option);
1326 end Linker_Options_Switches;
1332 package body Mains is
1334 package Names is new Table.Table
1335 (Table_Component_Type => Main_Info,
1336 Table_Index_Type => Integer,
1337 Table_Low_Bound => 1,
1338 Table_Initial => 10,
1339 Table_Increment => 100,
1340 Table_Name => "Makeutl.Mains.Names");
1341 -- The table that stores the mains
1343 Current : Natural := 0;
1344 -- The index of the last main retrieved from the table
1346 Count_Of_Mains_With_No_Tree : Natural := 0;
1347 -- Number of main units for which we do not know the project tree
1356 Location : Source_Ptr := No_Location;
1357 Project : Project_Id := No_Project;
1358 Tree : Project_Tree_Ref := null)
1361 if Current_Verbosity = High then
1362 Debug_Output ("Add_Main """ & Name & """ " & Index'Img
1364 & Boolean'Image (Tree /= null));
1368 Add_Str_To_Name_Buffer (Name);
1369 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
1371 Names.Increment_Last;
1372 Names.Table (Names.Last) :=
1373 (Name_Find, Index, Location, No_Source, Project, Tree);
1375 if Tree /= null then
1376 Builder_Data (Tree).Number_Of_Mains :=
1377 Builder_Data (Tree).Number_Of_Mains + 1;
1380 Mains.Count_Of_Mains_With_No_Tree :=
1381 Mains.Count_Of_Mains_With_No_Tree + 1;
1385 --------------------
1386 -- Complete_Mains --
1387 --------------------
1389 procedure Complete_Mains
1390 (Flags : Processing_Flags;
1391 Root_Project : Project_Id;
1392 Project_Tree : Project_Tree_Ref)
1394 procedure Do_Complete (Project : Project_Id; Tree : Project_Tree_Ref);
1395 -- Check the mains for this specific project
1397 procedure Complete_All is new For_Project_And_Aggregated
1400 procedure Add_Multi_Unit_Sources
1401 (Tree : Project_Tree_Ref;
1402 Source : Prj.Source_Id);
1403 -- Add all units from the same file as the multi-unit Source
1405 function Find_File_Add_Extension
1406 (Tree : Project_Tree_Ref;
1407 Base_Main : String) return Prj.Source_Id;
1408 -- Search for Main in the project, adding body or spec extensions
1410 ----------------------------
1411 -- Add_Multi_Unit_Sources --
1412 ----------------------------
1414 procedure Add_Multi_Unit_Sources
1415 (Tree : Project_Tree_Ref;
1416 Source : Prj.Source_Id)
1418 Iter : Source_Iterator;
1419 Src : Prj.Source_Id;
1423 ("found multi-unit source file in project", Source.Project.Name);
1425 Iter := For_Each_Source
1426 (In_Tree => Tree, Project => Source.Project);
1428 while Element (Iter) /= No_Source loop
1429 Src := Element (Iter);
1431 if Src.File = Source.File
1432 and then Src.Index /= Source.Index
1434 if Src.File = Source.File then
1436 ("add main in project, index=" & Src.Index'Img);
1439 Names.Increment_Last;
1440 Names.Table (Names.Last) :=
1443 Location => No_Location,
1445 Project => Src.Project,
1448 Builder_Data (Tree).Number_Of_Mains :=
1449 Builder_Data (Tree).Number_Of_Mains + 1;
1454 end Add_Multi_Unit_Sources;
1456 -----------------------------
1457 -- Find_File_Add_Extension --
1458 -----------------------------
1460 function Find_File_Add_Extension
1461 (Tree : Project_Tree_Ref;
1462 Base_Main : String) return Prj.Source_Id
1464 Spec_Source : Prj.Source_Id := No_Source;
1465 Source : Prj.Source_Id;
1466 Iter : Source_Iterator;
1467 Suffix : File_Name_Type;
1470 Source := No_Source;
1471 Iter := For_Each_Source (Tree); -- In all projects
1473 Source := Prj.Element (Iter);
1474 exit when Source = No_Source;
1476 if Source.Kind = Impl then
1477 Get_Name_String (Source.File);
1479 if Name_Len > Base_Main'Length
1480 and then Name_Buffer (1 .. Base_Main'Length) = Base_Main
1483 Source.Language.Config.Naming_Data.Body_Suffix;
1485 if Suffix /= No_File then
1487 Suffix_Str : String := Get_Name_String (Suffix);
1489 Canonical_Case_File_Name (Suffix_Str);
1491 Name_Buffer (Base_Main'Length + 1 .. Name_Len) =
1497 elsif Source.Kind = Spec then
1498 -- A spec needs to be taken into account unless there is
1499 -- also a body. So we delay the decision for them.
1501 Get_Name_String (Source.File);
1503 if Name_Len > Base_Main'Length
1504 and then Name_Buffer (1 .. Base_Main'Length) = Base_Main
1506 Suffix := Source.Language.Config.Naming_Data.Spec_Suffix;
1508 if Suffix /= No_File then
1510 Suffix_Str : String := Get_Name_String (Suffix);
1513 Canonical_Case_File_Name (Suffix_Str);
1515 if Name_Buffer (Base_Main'Length + 1 .. Name_Len) =
1518 Spec_Source := Source;
1528 if Source = No_Source then
1529 Source := Spec_Source;
1533 end Find_File_Add_Extension;
1539 procedure Do_Complete
1540 (Project : Project_Id; Tree : Project_Tree_Ref)
1543 if Mains.Number_Of_Mains (Tree) > 0
1544 or else Mains.Count_Of_Mains_With_No_Tree > 0
1546 -- Traverse in reverse order, since in the case of multi-unit
1547 -- files we will be adding extra files at the end, and there's
1548 -- no need to process them in turn.
1550 for J in reverse Names.First .. Names.Last loop
1552 File : Main_Info := Names.Table (J);
1553 Main_Id : File_Name_Type := File.File;
1554 Main : constant String :=
1555 Get_Name_String (Main_Id);
1556 Base : constant String := Base_Name (Main);
1557 Source : Prj.Source_Id := No_Source;
1558 Is_Absolute : Boolean := False;
1561 if Base /= Main then
1562 Is_Absolute := True;
1564 if Is_Absolute_Path (Main) then
1565 Main_Id := Create_Name (Base);
1567 -- Not an absolute path
1570 -- Always resolve links here, so that users can be
1571 -- specify any name on the command line. If the
1572 -- project itself uses links, the user will be
1573 -- using -eL anyway, and thus files are also stored
1574 -- with resolved names.
1577 Absolute : constant String :=
1581 Resolve_Links => True,
1582 Case_Sensitive => False);
1584 File.File := Create_Name (Absolute);
1585 Main_Id := Create_Name (Base);
1590 -- If no project or tree was specified for the main, it
1591 -- came from the command line.
1592 -- Note that the assignments below will not modify inside
1593 -- the table itself.
1595 if File.Project = null then
1596 File.Project := Project;
1599 if File.Tree = null then
1603 if File.Source = null then
1604 if Current_Verbosity = High then
1606 ("search for main """ & Main
1607 & '"' & File.Index'Img & " in "
1608 & Get_Name_String (Debug_Name (File.Tree))
1609 & ", project", Project.Name);
1612 -- First, look for the main as specified. We need to
1613 -- search for the base name though, and if needed
1614 -- check later that we found the correct file.
1616 Source := Find_Source
1617 (In_Tree => File.Tree,
1618 Project => File.Project,
1619 Base_Name => Main_Id,
1620 Index => File.Index,
1621 In_Imported_Only => True);
1623 if Source = No_Source then
1624 Source := Find_File_Add_Extension
1625 (Tree, Get_Name_String (Main_Id));
1629 and then Source /= No_Source
1631 File_Name_Type (Source.Path.Name) /= File.File
1634 ("Found a non-matching file",
1635 Name_Id (Source.Path.Display_Name));
1636 Source := No_Source;
1639 if Source /= No_Source then
1641 -- If we have found a multi-unit source file but
1642 -- did not specify an index initially, we'll need
1643 -- to compile all the units from the same source
1646 if Source.Index /= 0 and then File.Index = 0 then
1647 Add_Multi_Unit_Sources (File.Tree, Source);
1650 -- Now update the original Main, otherwise it will
1651 -- be reported as not found.
1654 ("found main in project", Source.Project.Name);
1655 Names.Table (J).File := Source.File;
1656 Names.Table (J).Project := Source.Project;
1658 if Names.Table (J).Tree = null then
1659 Names.Table (J).Tree := File.Tree;
1661 Builder_Data (File.Tree).Number_Of_Mains :=
1662 Builder_Data (File.Tree).Number_Of_Mains + 1;
1663 Mains.Count_Of_Mains_With_No_Tree :=
1664 Mains.Count_Of_Mains_With_No_Tree - 1;
1667 Names.Table (J).Source := Source;
1668 Names.Table (J).Index := Source.Index;
1670 elsif File.Location /= No_Location then
1672 -- If the main is declared in package Builder of
1673 -- the main project, report an error. If the main
1674 -- is on the command line, it may be a main from
1675 -- another project, so do nothing: if the main does
1676 -- not exist in another project, an error will be
1679 Error_Msg_File_1 := Main_Id;
1680 Error_Msg_Name_1 := Root_Project.Name;
1682 (Flags, "{ is not a source of project %%",
1683 File.Location, Project);
1690 if Total_Errors_Detected > 0 then
1691 Fail_Program (Tree, "problems with main sources");
1695 -- Start of processing for Complete_Mains
1698 Complete_All (Root_Project, Project_Tree);
1700 if Mains.Count_Of_Mains_With_No_Tree > 0 then
1701 for J in Names.First .. Names.Last loop
1702 if Names.Table (J).Source = No_Source then
1704 (Project_Tree, '"' & Get_Name_String (Names.Table (J).File)
1705 & """ is not a source of any project");
1721 -----------------------
1722 -- Fill_From_Project --
1723 -----------------------
1725 procedure Fill_From_Project
1726 (Root_Project : Project_Id;
1727 Project_Tree : Project_Tree_Ref)
1729 procedure Add_Mains_From_Project
1730 (Project : Project_Id;
1731 Tree : Project_Tree_Ref);
1732 -- Add the main units from this project into Mains.
1733 -- This takes into account the aggregated projects
1735 ----------------------------
1736 -- Add_Mains_From_Project --
1737 ----------------------------
1739 procedure Add_Mains_From_Project
1740 (Project : Project_Id;
1741 Tree : Project_Tree_Ref)
1743 List : String_List_Id;
1744 Element : String_Element;
1747 if Number_Of_Mains (Tree) = 0
1748 and then Mains.Count_Of_Mains_With_No_Tree = 0
1750 Debug_Output ("Add_Mains_From_Project", Project.Name);
1751 List := Project.Mains;
1753 if List /= Prj.Nil_String then
1755 -- The attribute Main is not an empty list. Get the mains in
1758 while List /= Prj.Nil_String loop
1759 Element := Tree.Shared.String_Elements.Table (List);
1760 Debug_Output ("Add_Main", Element.Value);
1762 if Project.Library then
1765 "cannot specify a main program " &
1766 "for a library project file");
1769 Add_Main (Name => Get_Name_String (Element.Value),
1770 Index => Element.Index,
1771 Location => Element.Location,
1774 List := Element.Next;
1779 if Total_Errors_Detected > 0 then
1780 Fail_Program (Tree, "problems with main sources");
1782 end Add_Mains_From_Project;
1784 procedure Fill_All is new For_Project_And_Aggregated
1785 (Add_Mains_From_Project);
1787 -- Start of processing for Fill_From_Project
1790 Fill_All (Root_Project, Project_Tree);
1791 end Fill_From_Project;
1797 function Next_Main return String is
1798 Info : constant Main_Info := Next_Main;
1800 if Info = No_Main_Info then
1803 return Get_Name_String (Info.File);
1807 function Next_Main return Main_Info is
1809 if Current >= Names.Last then
1810 return No_Main_Info;
1812 Current := Current + 1;
1814 -- If not using projects, and in the gnatmake case, the main file
1815 -- may have not have the extension. Try ".adb" first then ".ads"
1817 if Names.Table (Current).Project = No_Project then
1819 Orig_Main : constant File_Name_Type :=
1820 Names.Table (Current).File;
1821 Current_Main : File_Name_Type;
1824 if Strip_Suffix (Orig_Main) = Orig_Main then
1825 Get_Name_String (Orig_Main);
1826 Add_Str_To_Name_Buffer (".adb");
1827 Current_Main := Name_Find;
1829 if Full_Source_Name (Current_Main) = No_File then
1830 Get_Name_String (Orig_Main);
1831 Add_Str_To_Name_Buffer (".ads");
1832 Current_Main := Name_Find;
1834 if Full_Source_Name (Current_Main) /= No_File then
1835 Names.Table (Current).File := Current_Main;
1839 Names.Table (Current).File := Current_Main;
1845 return Names.Table (Current);
1849 ---------------------
1850 -- Number_Of_Mains --
1851 ---------------------
1853 function Number_Of_Mains (Tree : Project_Tree_Ref) return Natural is
1858 return Builder_Data (Tree).Number_Of_Mains;
1860 end Number_Of_Mains;
1871 --------------------------
1872 -- Set_Multi_Unit_Index --
1873 --------------------------
1875 procedure Set_Multi_Unit_Index
1876 (Project_Tree : Project_Tree_Ref := null;
1881 if Names.Last = 0 then
1884 "cannot specify a multi-unit index but no main " &
1885 "on the command line");
1887 elsif Names.Last > 1 then
1890 "cannot specify several mains with a multi-unit index");
1893 Names.Table (Names.Last).Index := Index;
1896 end Set_Multi_Unit_Index;
1900 -----------------------
1901 -- Path_Or_File_Name --
1902 -----------------------
1904 function Path_Or_File_Name (Path : Path_Name_Type) return String is
1905 Path_Name : constant String := Get_Name_String (Path);
1907 if Debug.Debug_Flag_F then
1908 return File_Name (Path_Name);
1912 end Path_Or_File_Name;
1914 ---------------------------
1915 -- Test_If_Relative_Path --
1916 ---------------------------
1918 procedure Test_If_Relative_Path
1919 (Switch : in out String_Access;
1921 Do_Fail : Fail_Proc;
1922 Including_L_Switch : Boolean := True;
1923 Including_Non_Switch : Boolean := True;
1924 Including_RTS : Boolean := False)
1927 if Switch /= null then
1929 Sw : String (1 .. Switch'Length);
1935 if Sw (1) = '-' then
1937 and then (Sw (2) = 'A'
1938 or else Sw (2) = 'I'
1939 or else (Including_L_Switch and then Sw (2) = 'L'))
1947 elsif Sw'Length >= 4
1948 and then (Sw (2 .. 3) = "aL"
1957 and then Sw'Length >= 7
1958 and then Sw (2 .. 6) = "-RTS="
1966 -- Because relative path arguments to --RTS= may be relative to
1967 -- the search directory prefix, those relative path arguments
1968 -- are converted only when they include directory information.
1970 if not Is_Absolute_Path (Sw (Start .. Sw'Last)) then
1971 if Parent'Length = 0 then
1973 ("relative search path switches ("""
1975 & """) are not allowed");
1977 elsif Including_RTS then
1978 for J in Start .. Sw'Last loop
1979 if Sw (J) = Directory_Separator then
1982 (Sw (1 .. Start - 1) &
1984 Directory_Separator &
1985 Sw (Start .. Sw'Last));
1993 (Sw (1 .. Start - 1) &
1995 Directory_Separator &
1996 Sw (Start .. Sw'Last));
2000 elsif Including_Non_Switch then
2001 if not Is_Absolute_Path (Sw) then
2002 if Parent'Length = 0 then
2004 ("relative paths (""" & Sw & """) are not allowed");
2006 Switch := new String'(Parent & Directory_Separator & Sw);
2012 end Test_If_Relative_Path;
2018 function Unit_Index_Of (ALI_File : File_Name_Type) return Int is
2024 Get_Name_String (ALI_File);
2026 -- First, find the last dot
2030 while Finish >= 1 and then Name_Buffer (Finish) /= '.' loop
2031 Finish := Finish - 1;
2038 -- Now check that the dot is preceded by digits
2041 Finish := Finish - 1;
2042 while Start >= 1 and then Name_Buffer (Start - 1) in '0' .. '9' loop
2046 -- If there are no digits, or if the digits are not preceded by the
2047 -- character that precedes a unit index, this is not the ALI file of
2048 -- a unit in a multi-unit source.
2052 or else Name_Buffer (Start - 1) /= Multi_Unit_Index_Character
2057 -- Build the index from the digit(s)
2059 while Start <= Finish loop
2060 Result := Result * 10 +
2061 Character'Pos (Name_Buffer (Start)) - Character'Pos ('0');
2072 procedure Verbose_Msg
2075 N2 : Name_Id := No_Name;
2077 Prefix : String := " -> ";
2078 Minimum_Verbosity : Opt.Verbosity_Level_Type := Opt.Low)
2081 if not Opt.Verbose_Mode
2082 or else Minimum_Verbosity > Opt.Verbosity_Level
2093 if N2 /= No_Name then
2103 procedure Verbose_Msg
2104 (N1 : File_Name_Type;
2106 N2 : File_Name_Type := No_File;
2108 Prefix : String := " -> ";
2109 Minimum_Verbosity : Opt.Verbosity_Level_Type := Opt.Low)
2113 (Name_Id (N1), S1, Name_Id (N2), S2, Prefix, Minimum_Verbosity);
2120 package body Queue is
2122 type Q_Record is record
2124 Processed : Boolean;
2127 package Q is new Table.Table
2128 (Table_Component_Type => Q_Record,
2129 Table_Index_Type => Natural,
2130 Table_Low_Bound => 1,
2131 Table_Initial => 1000,
2132 Table_Increment => 100,
2133 Table_Name => "Makeutl.Queue.Q");
2134 -- This is the actual Queue
2136 package Busy_Obj_Dirs is new GNAT.HTable.Simple_HTable
2137 (Header_Num => Prj.Header_Num,
2139 No_Element => False,
2140 Key => Path_Name_Type,
2144 type Mark_Key is record
2145 File : File_Name_Type;
2148 -- Identify either a mono-unit source (when Index = 0) or a specific
2149 -- unit (index = 1's origin index of unit) in a multi-unit source.
2151 Max_Mask_Num : constant := 2048;
2152 subtype Mark_Num is Union_Id range 0 .. Max_Mask_Num - 1;
2154 function Hash (Key : Mark_Key) return Mark_Num;
2156 package Marks is new GNAT.HTable.Simple_HTable
2157 (Header_Num => Mark_Num,
2159 No_Element => False,
2163 -- A hash table to keep tracks of the marked units.
2164 -- These are the units that have already been processed, when using the
2165 -- gnatmake format. When using the gprbuild format, we can directly
2166 -- store in the source_id whether the file has already been processed.
2168 procedure Mark (Source_File : File_Name_Type; Index : Int := 0);
2169 -- Mark a unit, identified by its source file and, when Index is not 0,
2170 -- the index of the unit in the source file. Marking is used to signal
2171 -- that the unit has already been inserted in the Q.
2174 (Source_File : File_Name_Type;
2175 Index : Int := 0) return Boolean;
2176 -- Returns True if the unit was previously marked
2178 Q_Processed : Natural := 0;
2179 Q_Initialized : Boolean := False;
2181 Q_First : Natural := 1;
2182 -- Points to the first valid element in the queue
2184 One_Queue_Per_Obj_Dir : Boolean := False;
2185 -- See parameter to Initialize
2187 function Available_Obj_Dir (S : Source_Info) return Boolean;
2188 -- Whether the object directory for S is available for a build
2190 procedure Debug_Display (S : Source_Info);
2191 -- A debug display for S
2193 function Was_Processed (S : Source_Info) return Boolean;
2194 -- Whether S has already been processed. This marks the source as
2195 -- processed, if it hasn't already been processed.
2197 function Insert_No_Roots (Source : Source_Info) return Boolean;
2198 -- Insert Source, but do not look for its roots (see doc for Insert)
2204 function Was_Processed (S : Source_Info) return Boolean is
2207 when Format_Gprbuild =>
2208 if S.Id.In_The_Queue then
2212 S.Id.In_The_Queue := True;
2214 when Format_Gnatmake =>
2215 if Is_Marked (S.File, S.Index) then
2219 Mark (S.File, Index => S.Index);
2225 -----------------------
2226 -- Available_Obj_Dir --
2227 -----------------------
2229 function Available_Obj_Dir (S : Source_Info) return Boolean is
2232 when Format_Gprbuild =>
2233 return not Busy_Obj_Dirs.Get
2234 (S.Id.Project.Object_Directory.Name);
2236 when Format_Gnatmake =>
2237 return S.Project = No_Project
2239 not Busy_Obj_Dirs.Get (S.Project.Object_Directory.Name);
2241 end Available_Obj_Dir;
2247 procedure Debug_Display (S : Source_Info) is
2250 when Format_Gprbuild =>
2251 Write_Name (S.Id.File);
2253 if S.Id.Index /= 0 then
2255 Write_Int (S.Id.Index);
2258 when Format_Gnatmake =>
2259 Write_Name (S.File);
2261 if S.Index /= 0 then
2263 Write_Int (S.Index);
2272 function Hash (Key : Mark_Key) return Mark_Num is
2274 return Union_Id (Key.File) mod Max_Mask_Num;
2282 (Source_File : File_Name_Type;
2283 Index : Int := 0) return Boolean
2286 return Marks.Get (K => (File => Source_File, Index => Index));
2293 procedure Mark (Source_File : File_Name_Type; Index : Int := 0) is
2295 Marks.Set (K => (File => Source_File, Index => Index), E => True);
2303 (Found : out Boolean;
2304 Source : out Source_Info)
2309 if One_Queue_Per_Obj_Dir then
2310 for J in Q_First .. Q.Last loop
2311 if not Q.Table (J).Processed
2312 and then Available_Obj_Dir (Q.Table (J).Info)
2315 Source := Q.Table (J).Info;
2316 Q.Table (J).Processed := True;
2319 while Q_First <= Q.Last
2320 and then Q.Table (Q_First).Processed
2322 Q_First := Q_First + 1;
2330 elsif Q_First <= Q.Last then
2331 Source := Q.Table (Q_First).Info;
2332 Q.Table (Q_First).Processed := True;
2333 Q_First := Q_First + 1;
2338 Q_Processed := Q_Processed + 1;
2341 if Found and then Debug.Debug_Flag_Q then
2342 Write_Str (" Q := Q - [ ");
2343 Debug_Display (Source);
2347 Write_Str (" Q_First =");
2348 Write_Int (Int (Q_First));
2351 Write_Str (" Q.Last =");
2352 Write_Int (Int (Q.Last));
2361 function Processed return Natural is
2370 procedure Initialize
2371 (Queue_Per_Obj_Dir : Boolean;
2372 Force : Boolean := False)
2375 if Force or else not Q_Initialized then
2376 Q_Initialized := True;
2378 for J in 1 .. Q.Last loop
2379 case Q.Table (J).Info.Format is
2380 when Format_Gprbuild =>
2381 Q.Table (J).Info.Id.In_The_Queue := False;
2382 when Format_Gnatmake =>
2390 One_Queue_Per_Obj_Dir := Queue_Per_Obj_Dir;
2394 ---------------------
2395 -- Insert_No_Roots --
2396 ---------------------
2398 function Insert_No_Roots (Source : Source_Info) return Boolean is
2401 (Source.Format = Format_Gnatmake or else Source.Id /= No_Source);
2403 -- Only insert in the Q if it is not already done, to avoid
2404 -- simultaneous compilations if -jnnn is used.
2406 if Was_Processed (Source) then
2410 if Current_Verbosity = High then
2411 Write_Str ("Adding """);
2412 Debug_Display (Source);
2413 Write_Line (""" to the queue");
2416 Q.Append (New_Val => (Info => Source, Processed => False));
2418 if Debug.Debug_Flag_Q then
2419 Write_Str (" Q := Q + [ ");
2420 Debug_Display (Source);
2424 Write_Str (" Q_First =");
2425 Write_Int (Int (Q_First));
2428 Write_Str (" Q.Last =");
2429 Write_Int (Int (Q.Last));
2434 end Insert_No_Roots;
2441 (Source : Source_Info;
2442 With_Roots : Boolean := False) return Boolean
2444 Root_Arr : Array_Element_Id;
2445 Roots : Variable_Value;
2446 List : String_List_Id;
2447 Elem : String_Element;
2448 Unit_Name : Name_Id;
2450 Root_Pattern : Regexp;
2451 Root_Found : Boolean;
2452 Roots_Found : Boolean;
2453 Root_Source : Prj.Source_Id;
2454 Iter : Source_Iterator;
2457 pragma Unreferenced (Dummy);
2460 if not Insert_No_Roots (Source) then
2462 -- Was already in the queue
2467 if With_Roots and then Source.Format = Format_Gprbuild then
2468 Debug_Output ("looking for roots of", Name_Id (Source.Id.File));
2472 (Name => Name_Roots,
2473 In_Arrays => Source.Id.Project.Decl.Arrays,
2474 Shared => Source.Tree.Shared);
2478 (Index => Name_Id (Source.Id.File),
2480 In_Array => Root_Arr,
2481 Shared => Source.Tree.Shared);
2483 -- If there is no roots for the specific main, try the language
2485 if Roots = Nil_Variable_Value then
2488 (Index => Source.Id.Language.Name,
2490 In_Array => Root_Arr,
2491 Shared => Source.Tree.Shared,
2492 Force_Lower_Case_Index => True);
2497 if Roots = Nil_Variable_Value then
2499 Name_Buffer (1) := '*';
2503 (Index => Name_Find,
2505 In_Array => Root_Arr,
2506 Shared => Source.Tree.Shared,
2507 Force_Lower_Case_Index => True);
2510 if Roots = Nil_Variable_Value then
2511 Debug_Output (" -> no roots declared");
2514 List := Roots.Values;
2517 while List /= Nil_String loop
2518 Elem := Source.Tree.Shared.String_Elements.Table (List);
2519 Get_Name_String (Elem.Value);
2520 To_Lower (Name_Buffer (1 .. Name_Len));
2521 Unit_Name := Name_Find;
2523 -- Check if it is a unit name or a pattern
2527 for J in 1 .. Name_Len loop
2528 if Name_Buffer (J) not in 'a' .. 'z' and then
2529 Name_Buffer (J) not in '0' .. '9' and then
2530 Name_Buffer (J) /= '_' and then
2531 Name_Buffer (J) /= '.'
2542 (Pattern => Name_Buffer (1 .. Name_Len),
2546 when Error_In_Regexp =>
2547 Err_Vars.Error_Msg_Name_1 := Unit_Name;
2549 ("invalid pattern %", Roots.Location);
2554 Roots_Found := False;
2555 Iter := For_Each_Source (Source.Tree);
2559 Root_Source := Prj.Element (Iter);
2560 exit Source_Loop when Root_Source = No_Source;
2562 Root_Found := False;
2564 Root_Found := Root_Source.Unit /= No_Unit_Index
2566 (Get_Name_String (Root_Source.Unit.Name),
2571 Root_Source.Unit /= No_Unit_Index
2572 and then Root_Source.Unit.Name = Unit_Name;
2576 case Root_Source.Kind is
2581 Root_Found := Other_Part (Root_Source) = No_Source;
2584 Root_Found := False;
2589 Roots_Found := True;
2591 (" -> ", Name_Id (Root_Source.Display_File));
2592 Dummy := Queue.Insert_No_Roots
2593 (Source => (Format => Format_Gprbuild,
2594 Tree => Source.Tree,
2595 Id => Root_Source));
2597 Initialize_Source_Record (Root_Source);
2599 if Other_Part (Root_Source) /= No_Source then
2600 Initialize_Source_Record (Other_Part (Root_Source));
2603 -- Save the root for the binder
2605 Source.Id.Roots := new Source_Roots'
2606 (Root => Root_Source,
2607 Next => Source.Id.Roots);
2609 exit Source_Loop when not Pat_Root;
2613 end loop Source_Loop;
2615 if not Roots_Found then
2617 if not Quiet_Output then
2618 Error_Msg_Name_1 := Unit_Name;
2620 ("?no unit matches pattern %", Roots.Location);
2625 ("Unit " & Get_Name_String (Unit_Name)
2626 & " does not exist", Roots.Location);
2631 end loop Pattern_Loop;
2643 (Source : Source_Info;
2644 With_Roots : Boolean := False)
2647 pragma Unreferenced (Discard);
2649 Discard := Insert (Source, With_Roots);
2656 function Is_Empty return Boolean is
2658 return Q_Processed >= Q.Last;
2661 ------------------------
2662 -- Is_Virtually_Empty --
2663 ------------------------
2665 function Is_Virtually_Empty return Boolean is
2667 if One_Queue_Per_Obj_Dir then
2668 for J in Q_First .. Q.Last loop
2669 if not Q.Table (J).Processed
2670 and then Available_Obj_Dir (Q.Table (J).Info)
2681 end Is_Virtually_Empty;
2683 ----------------------
2684 -- Set_Obj_Dir_Busy --
2685 ----------------------
2687 procedure Set_Obj_Dir_Busy (Obj_Dir : Path_Name_Type) is
2689 if One_Queue_Per_Obj_Dir then
2690 Busy_Obj_Dirs.Set (Obj_Dir, True);
2692 end Set_Obj_Dir_Busy;
2694 ----------------------
2695 -- Set_Obj_Dir_Free --
2696 ----------------------
2698 procedure Set_Obj_Dir_Free (Obj_Dir : Path_Name_Type) is
2700 if One_Queue_Per_Obj_Dir then
2701 Busy_Obj_Dirs.Set (Obj_Dir, False);
2703 end Set_Obj_Dir_Free;
2709 function Size return Natural is
2718 function Element (Rank : Positive) return File_Name_Type is
2720 if Rank <= Q.Last then
2721 case Q.Table (Rank).Info.Format is
2722 when Format_Gprbuild =>
2723 return Q.Table (Rank).Info.Id.File;
2724 when Format_Gnatmake =>
2725 return Q.Table (Rank).Info.File;
2736 procedure Remove_Marks is
2741 ----------------------------
2742 -- Insert_Project_Sources --
2743 ----------------------------
2745 procedure Insert_Project_Sources
2746 (Project : Project_Id;
2747 Project_Tree : Project_Tree_Ref;
2748 All_Projects : Boolean;
2749 Unique_Compile : Boolean)
2751 procedure Do_Insert (Project : Project_Id; Tree : Project_Tree_Ref);
2757 procedure Do_Insert (Project : Project_Id; Tree : Project_Tree_Ref) is
2758 Unit_Based : constant Boolean :=
2760 or else not Builder_Data (Tree).Closure_Needed;
2761 -- When Unit_Based is True, put in the queue all compilable
2762 -- sources including the unit based (Ada) one. When Unit_Based is
2763 -- False, put the Ada sources only when they are in a library
2766 Iter : Source_Iterator;
2767 Source : Prj.Source_Id;
2770 -- Nothing to do when "-u" was specified and some files were
2771 -- specified on the command line
2774 and then Mains.Number_Of_Mains (Tree) > 0
2779 Iter := For_Each_Source (Tree);
2781 Source := Prj.Element (Iter);
2782 exit when Source = No_Source;
2784 if Is_Compilable (Source)
2787 or else Is_Extending (Project, Source.Project))
2788 and then not Source.Locally_Removed
2789 and then Source.Replaced_By = No_Source
2791 (not Source.Project.Externally_Built
2793 (Is_Extending (Project, Source.Project)
2794 and then not Project.Externally_Built))
2795 and then Source.Kind /= Sep
2796 and then Source.Path /= No_Path_Information
2798 if Source.Kind = Impl
2799 or else (Source.Unit /= No_Unit_Index
2800 and then Source.Kind = Spec
2801 and then (Other_Part (Source) = No_Source
2803 Other_Part (Source).Locally_Removed))
2806 or else Source.Unit = No_Unit_Index
2807 or else Source.Project.Library)
2808 and then not Is_Subunit (Source)
2811 (Source => (Format => Format_Gprbuild,
2822 procedure Insert_All is new For_Project_And_Aggregated (Do_Insert);
2825 Insert_All (Project, Project_Tree);
2826 end Insert_Project_Sources;
2828 -------------------------------
2829 -- Insert_Withed_Sources_For --
2830 -------------------------------
2832 procedure Insert_Withed_Sources_For
2833 (The_ALI : ALI.ALI_Id;
2834 Project_Tree : Project_Tree_Ref;
2835 Excluding_Shared_SALs : Boolean := False)
2837 Sfile : File_Name_Type;
2838 Afile : File_Name_Type;
2839 Src_Id : Prj.Source_Id;
2842 -- Insert in the queue the unmarked source files (i.e. those which
2843 -- have never been inserted in the queue and hence never considered).
2845 for J in ALI.ALIs.Table (The_ALI).First_Unit ..
2846 ALI.ALIs.Table (The_ALI).Last_Unit
2848 for K in ALI.Units.Table (J).First_With ..
2849 ALI.Units.Table (J).Last_With
2851 Sfile := ALI.Withs.Table (K).Sfile;
2855 if Sfile /= No_File then
2856 Afile := ALI.Withs.Table (K).Afile;
2858 Src_Id := Source_Files_Htable.Get
2859 (Project_Tree.Source_Files_HT, Sfile);
2860 while Src_Id /= No_Source loop
2861 Initialize_Source_Record (Src_Id);
2863 if Is_Compilable (Src_Id)
2864 and then Src_Id.Dep_Name = Afile
2869 Bdy : constant Prj.Source_Id :=
2870 Other_Part (Src_Id);
2873 and then not Bdy.Locally_Removed
2875 Src_Id := Other_Part (Src_Id);
2880 if Is_Subunit (Src_Id) then
2881 Src_Id := No_Source;
2885 Src_Id := No_Source;
2891 Src_Id := Src_Id.Next_With_File_Name;
2894 -- If Excluding_Shared_SALs is True, do not insert in the
2895 -- queue the sources of a shared Stand-Alone Library.
2897 if Src_Id /= No_Source
2898 and then (not Excluding_Shared_SALs
2899 or else not Src_Id.Project.Standalone_Library
2900 or else Src_Id.Project.Library_Kind = Static)
2903 (Source => (Format => Format_Gprbuild,
2904 Tree => Project_Tree,
2910 end Insert_Withed_Sources_For;
2918 procedure Free (Data : in out Builder_Project_Tree_Data) is
2919 procedure Unchecked_Free is new Ada.Unchecked_Deallocation
2920 (Binding_Data_Record, Binding_Data);
2922 TmpB, Binding : Binding_Data := Data.Binding;
2925 while Binding /= null loop
2926 TmpB := Binding.Next;
2927 Unchecked_Free (Binding);
2936 function Builder_Data
2937 (Tree : Project_Tree_Ref) return Builder_Data_Access
2940 if Tree.Appdata = null then
2941 Tree.Appdata := new Builder_Project_Tree_Data;
2944 return Builder_Data_Access (Tree.Appdata);
2947 --------------------------------
2948 -- Compute_Compilation_Phases --
2949 --------------------------------
2951 procedure Compute_Compilation_Phases
2952 (Tree : Project_Tree_Ref;
2953 Root_Project : Project_Id;
2954 Option_Unique_Compile : Boolean := False; -- Was "-u" specified ?
2955 Option_Compile_Only : Boolean := False; -- Was "-c" specified ?
2956 Option_Bind_Only : Boolean := False;
2957 Option_Link_Only : Boolean := False)
2959 procedure Do_Compute (Project : Project_Id; Tree : Project_Tree_Ref);
2965 procedure Do_Compute (Project : Project_Id; Tree : Project_Tree_Ref) is
2966 Data : constant Builder_Data_Access := Builder_Data (Tree);
2967 All_Phases : constant Boolean :=
2968 not Option_Compile_Only
2969 and then not Option_Bind_Only
2970 and then not Option_Link_Only;
2971 -- Whether the command line asked for all three phases. Depending on
2972 -- the project settings, we might still disable some of the phases.
2974 Has_Mains : constant Boolean := Data.Number_Of_Mains > 0;
2975 -- Whether there are some main units defined for this project tree
2976 -- (either from one of the projects, or from the command line)
2979 if Option_Unique_Compile then
2981 -- If -u or -U is specified on the command line, disregard any -c,
2982 -- -b or -l switch: only perform compilation.
2984 Data.Closure_Needed := False;
2985 Data.Need_Compilation := True;
2986 Data.Need_Binding := False;
2987 Data.Need_Linking := False;
2990 Data.Closure_Needed := Has_Mains;
2991 Data.Need_Compilation := All_Phases or Option_Compile_Only;
2992 Data.Need_Binding := All_Phases or Option_Bind_Only;
2993 Data.Need_Linking := (All_Phases or Option_Link_Only)
2997 if Current_Verbosity = High then
2998 Debug_Output ("compilation phases: "
2999 & " compile=" & Data.Need_Compilation'Img
3000 & " bind=" & Data.Need_Binding'Img
3001 & " link=" & Data.Need_Linking'Img
3002 & " closure=" & Data.Closure_Needed'Img
3003 & " mains=" & Data.Number_Of_Mains'Img,
3008 procedure Compute_All is new For_Project_And_Aggregated (Do_Compute);
3011 Compute_All (Root_Project, Tree);
3012 end Compute_Compilation_Phases;
3014 ------------------------------
3015 -- Compute_Builder_Switches --
3016 ------------------------------
3018 procedure Compute_Builder_Switches
3019 (Project_Tree : Project_Tree_Ref;
3020 Root_Environment : in out Prj.Tree.Environment;
3021 Main_Project : Project_Id;
3022 Only_For_Lang : Name_Id := No_Name)
3024 Builder_Package : constant Package_Id :=
3025 Value_Of (Name_Builder, Main_Project.Decl.Packages,
3026 Project_Tree.Shared);
3028 Global_Compilation_Array : Array_Element_Id;
3029 Global_Compilation_Elem : Array_Element;
3030 Global_Compilation_Switches : Variable_Value;
3032 Default_Switches_Array : Array_Id;
3034 Builder_Switches_Lang : Name_Id := No_Name;
3036 List : String_List_Id;
3037 Element : String_Element;
3040 Source : Prj.Source_Id;
3042 Lang : Name_Id := No_Name; -- language index for Switches
3043 Switches_For_Lang : Variable_Value := Nil_Variable_Value;
3044 -- Value of Builder'Default_Switches(lang)
3046 Name : Name_Id := No_Name; -- main file index for Switches
3047 Switches_For_Main : Variable_Value := Nil_Variable_Value;
3048 -- Switches for a specific main. When there are several mains, Name is
3049 -- set to No_Name, and Switches_For_Main might be left with an actual
3050 -- value (so that we can display a warning that it was ignored).
3052 Other_Switches : Variable_Value := Nil_Variable_Value;
3053 -- Value of Builder'Switches(others)
3055 Defaults : Variable_Value := Nil_Variable_Value;
3057 Switches : Variable_Value := Nil_Variable_Value;
3058 -- The computed builder switches
3060 Success : Boolean := False;
3062 if Builder_Package /= No_Package then
3065 -- If there is no main, and there is only one compilable language,
3066 -- use this language as the switches index.
3068 if Mains.Number_Of_Mains (Project_Tree) = 0 then
3069 if Only_For_Lang = No_Name then
3071 Language : Language_Ptr := Main_Project.Languages;
3074 while Language /= No_Language_Index loop
3075 if Language.Config.Compiler_Driver /= No_File
3076 and then Language.Config.Compiler_Driver /= Empty_File
3078 if Lang /= No_Name then
3082 Lang := Language.Name;
3085 Language := Language.Next;
3089 Lang := Only_For_Lang;
3093 for Index in 1 .. Mains.Number_Of_Mains (Project_Tree) loop
3094 Source := Mains.Next_Main.Source;
3096 if Source /= No_Source then
3097 if Switches_For_Main = Nil_Variable_Value then
3098 Switches_For_Main := Value_Of
3099 (Name => Name_Id (Source.File),
3100 Attribute_Or_Array_Name => Name_Switches,
3101 In_Package => Builder_Package,
3102 Shared => Project_Tree.Shared,
3103 Force_Lower_Case_Index => False,
3104 Allow_Wildcards => True);
3106 -- If not found, try without extension.
3107 -- That's because gnatmake accepts truncated file names
3108 -- in Builder'Switches
3110 if Switches_For_Main = Nil_Variable_Value
3111 and then Source.Unit /= null
3113 Switches_For_Main := Value_Of
3114 (Name => Source.Unit.Name,
3115 Attribute_Or_Array_Name => Name_Switches,
3116 In_Package => Builder_Package,
3117 Shared => Project_Tree.Shared,
3118 Force_Lower_Case_Index => False,
3119 Allow_Wildcards => True);
3124 Lang := Source.Language.Name;
3125 Name := Name_Id (Source.File);
3127 Name := No_Name; -- Can't use main specific switches
3129 if Lang /= Source.Language.Name then
3137 Global_Compilation_Array := Value_Of
3138 (Name => Name_Global_Compilation_Switches,
3139 In_Arrays => Project_Tree.Shared.Packages.Table
3140 (Builder_Package).Decl.Arrays,
3141 Shared => Project_Tree.Shared);
3143 Default_Switches_Array :=
3144 Project_Tree.Shared.Packages.Table (Builder_Package).Decl.Arrays;
3146 while Default_Switches_Array /= No_Array
3148 Project_Tree.Shared.Arrays.Table (Default_Switches_Array).Name /=
3149 Name_Default_Switches
3151 Default_Switches_Array :=
3152 Project_Tree.Shared.Arrays.Table (Default_Switches_Array).Next;
3155 if Global_Compilation_Array /= No_Array_Element
3156 and then Default_Switches_Array /= No_Array
3159 (Root_Environment.Flags,
3160 "Default_Switches forbidden in presence of " &
3161 "Global_Compilation_Switches. Use Switches instead.",
3162 Project_Tree.Shared.Arrays.Table
3163 (Default_Switches_Array).Location);
3166 "*** illegal combination of Builder attributes");
3169 if Lang /= No_Name then
3170 Switches_For_Lang := Prj.Util.Value_Of
3173 Attribute_Or_Array_Name => Name_Switches,
3174 In_Package => Builder_Package,
3175 Shared => Project_Tree.Shared,
3176 Force_Lower_Case_Index => True);
3178 Defaults := Prj.Util.Value_Of
3181 Attribute_Or_Array_Name => Name_Default_Switches,
3182 In_Package => Builder_Package,
3183 Shared => Project_Tree.Shared,
3184 Force_Lower_Case_Index => True);
3187 Other_Switches := Prj.Util.Value_Of
3188 (Name => All_Other_Names,
3190 Attribute_Or_Array_Name => Name_Switches,
3191 In_Package => Builder_Package,
3192 Shared => Project_Tree.Shared);
3195 and then Mains.Number_Of_Mains (Project_Tree) > 1
3196 and then Switches_For_Main /= Nil_Variable_Value
3198 -- More than one main, but we had main-specific switches that
3201 if Switches_For_Lang /= Nil_Variable_Value then
3203 ("Warning: using Builder'Switches("""
3204 & Get_Name_String (Lang)
3205 & """), as there are several mains");
3207 elsif Other_Switches /= Nil_Variable_Value then
3209 ("Warning: using Builder'Switches(others), "
3210 & "as there are several mains");
3212 elsif Defaults /= Nil_Variable_Value then
3214 ("Warning: using Builder'Default_Switches("""
3215 & Get_Name_String (Lang)
3216 & """), as there are several mains");
3219 ("Warning: using no switches from package "
3220 & "Builder, as there are several mains");
3224 Builder_Switches_Lang := Lang;
3226 if Name /= No_Name then
3227 -- Get the switches for the single main
3228 Switches := Switches_For_Main;
3231 if Switches = Nil_Variable_Value or else Switches.Default then
3232 -- Get the switches for the common language of the mains
3233 Switches := Switches_For_Lang;
3236 if Switches = Nil_Variable_Value or else Switches.Default then
3237 Switches := Other_Switches;
3240 -- For backward compatibility with gnatmake, if no Switches
3241 -- are declared, check for Default_Switches (<language>).
3243 if Switches = Nil_Variable_Value or else Switches.Default then
3244 Switches := Defaults;
3247 -- If switches have been found, scan them
3249 if Switches /= Nil_Variable_Value and then not Switches.Default then
3250 List := Switches.Values;
3252 while List /= Nil_String loop
3253 Element := Project_Tree.Shared.String_Elements.Table (List);
3254 Get_Name_String (Element.Value);
3256 if Name_Len /= 0 then
3258 -- Add_Switch might itself be using the name_buffer, so
3259 -- we make a temporary here.
3260 Switch : constant String := Name_Buffer (1 .. Name_Len);
3262 Success := Add_Switch
3264 For_Lang => Builder_Switches_Lang,
3265 For_Builder => True,
3266 Has_Global_Compilation_Switches =>
3267 Global_Compilation_Array /= No_Array_Element);
3271 for J in reverse 1 .. Name_Len loop
3272 Name_Buffer (J + J) := Name_Buffer (J);
3273 Name_Buffer (J + J - 1) := ''';
3276 Name_Len := Name_Len + Name_Len;
3279 (Root_Environment.Flags,
3280 '"' & Name_Buffer (1 .. Name_Len) &
3281 """ is not a builder switch. Consider moving " &
3282 "it to Global_Compilation_Switches.",
3286 "*** illegal switch """ &
3287 Get_Name_String (Element.Value) & '"');
3291 List := Element.Next;
3295 -- Reset the Builder Switches language
3297 Builder_Switches_Lang := No_Name;
3299 -- Take into account attributes Global_Compilation_Switches
3301 while Global_Compilation_Array /= No_Array_Element loop
3302 Global_Compilation_Elem :=
3303 Project_Tree.Shared.Array_Elements.Table
3304 (Global_Compilation_Array);
3306 Get_Name_String (Global_Compilation_Elem.Index);
3307 To_Lower (Name_Buffer (1 .. Name_Len));
3310 if Only_For_Lang = No_Name or else Index = Only_For_Lang then
3311 Global_Compilation_Switches := Global_Compilation_Elem.Value;
3313 if Global_Compilation_Switches /= Nil_Variable_Value
3314 and then not Global_Compilation_Switches.Default
3316 -- We have found an attribute
3317 -- Global_Compilation_Switches for a language: put the
3318 -- switches in the appropriate table.
3320 List := Global_Compilation_Switches.Values;
3321 while List /= Nil_String loop
3323 Project_Tree.Shared.String_Elements.Table (List);
3325 if Element.Value /= No_Name then
3326 Success := Add_Switch
3327 (Switch => Get_Name_String (Element.Value),
3329 For_Builder => False,
3330 Has_Global_Compilation_Switches =>
3331 Global_Compilation_Array /= No_Array_Element);
3334 List := Element.Next;
3339 Global_Compilation_Array := Global_Compilation_Elem.Next;
3342 end Compute_Builder_Switches;
3344 ---------------------
3345 -- Write_Path_File --
3346 ---------------------
3348 procedure Write_Path_File (FD : File_Descriptor) is
3355 for Index in Directories.First .. Directories.Last loop
3356 Add_Str_To_Name_Buffer (Get_Name_String (Directories.Table (Index)));
3357 Add_Char_To_Name_Buffer (ASCII.LF);
3360 Last := Write (FD, Name_Buffer (1)'Address, Name_Len);
3362 if Last = Name_Len then
3369 Prj.Com.Fail ("could not write temporary file");
3371 end Write_Path_File;