1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001-2009, AdaCore --
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 ------------------------------------------------------------------------------
27 with Gnatvsn; use Gnatvsn;
28 with MLib.Fil; use MLib.Fil;
29 with MLib.Tgt; use MLib.Tgt;
30 with MLib.Utl; use MLib.Utl;
32 with Output; use Output;
33 with Prj.Com; use Prj.Com;
34 with Prj.Env; use Prj.Env;
35 with Prj.Util; use Prj.Util;
37 with Snames; use Snames;
38 with Switch; use Switch;
40 with Targparm; use Targparm;
42 with Types; use Types;
44 with Ada.Characters.Handling;
46 with GNAT.Directory_Operations; use GNAT.Directory_Operations;
48 with Interfaces.C_Streams; use Interfaces.C_Streams;
49 with System; use System;
50 with System.Case_Util; use System.Case_Util;
52 package body MLib.Prj is
54 Prj_Add_Obj_Files : Types.Int;
55 pragma Import (C, Prj_Add_Obj_Files, "__gnat_prj_add_obj_files");
56 Add_Object_Files : constant Boolean := Prj_Add_Obj_Files /= 0;
57 -- Indicates if object files in pragmas Linker_Options (found in the
58 -- binder generated file) should be taken when linking a stand-alone
59 -- library. False for Windows, True for other platforms.
61 ALI_Suffix : constant String := ".ali";
63 B_Start : String_Ptr := new String'("b~");
64 -- Prefix of bind file, changed to b__ for VMS
66 S_Osinte_Ads : File_Name_Type := No_File;
67 -- Name_Id for "s-osinte.ads"
69 S_Dec_Ads : File_Name_Type := No_File;
70 -- Name_Id for "dec.ads"
72 G_Trasym_Ads : File_Name_Type := No_File;
73 -- Name_Id for "g-trasym.ads"
75 Arguments : String_List_Access := No_Argument;
76 -- Used to accumulate arguments for the invocation of gnatbind and of
77 -- the compiler. Also used to collect the interface ALI when copying
78 -- the ALI files to the library directory.
80 Argument_Number : Natural := 0;
81 -- Index of the last argument in Arguments
83 Initial_Argument_Max : constant := 10;
85 No_Main_String : aliased String := "-n";
86 No_Main : constant String_Access := No_Main_String'Access;
88 Output_Switch_String : aliased String := "-o";
89 Output_Switch : constant String_Access := Output_Switch_String'Access;
91 Compile_Switch_String : aliased String := "-c";
92 Compile_Switch : constant String_Access := Compile_Switch_String'Access;
94 Auto_Initialize : constant String := "-a";
96 -- List of objects to put inside the library
98 Object_Files : Argument_List_Access;
100 package Objects is new Table.Table
101 (Table_Name => "Mlib.Prj.Objects",
102 Table_Component_Type => String_Access,
103 Table_Index_Type => Natural,
104 Table_Low_Bound => 1,
106 Table_Increment => 100);
108 package Objects_Htable is new GNAT.HTable.Simple_HTable
109 (Header_Num => Header_Num,
118 Ali_Files : Argument_List_Access;
120 package ALIs is new Table.Table
121 (Table_Name => "Mlib.Prj.Alis",
122 Table_Component_Type => String_Access,
123 Table_Index_Type => Natural,
124 Table_Low_Bound => 1,
126 Table_Increment => 100);
128 -- List of options set in the command line
130 Options : Argument_List_Access;
132 package Opts is new Table.Table
133 (Table_Name => "Mlib.Prj.Opts",
134 Table_Component_Type => String_Access,
135 Table_Index_Type => Natural,
136 Table_Low_Bound => 1,
138 Table_Increment => 100);
140 -- All the ALI file in the library
142 package Library_ALIs is new GNAT.HTable.Simple_HTable
143 (Header_Num => Header_Num,
146 Key => File_Name_Type,
150 -- The ALI files in the interface sets
152 package Interface_ALIs is new GNAT.HTable.Simple_HTable
153 (Header_Num => Header_Num,
156 Key => File_Name_Type,
160 -- The ALI files that have been processed to check if the corresponding
161 -- library unit is in the interface set.
163 package Processed_ALIs is new GNAT.HTable.Simple_HTable
164 (Header_Num => Header_Num,
167 Key => File_Name_Type,
171 -- The projects imported directly or indirectly
173 package Processed_Projects is new GNAT.HTable.Simple_HTable
174 (Header_Num => Header_Num,
181 -- The library projects imported directly or indirectly
183 package Library_Projs is new Table.Table (
184 Table_Component_Type => Project_Id,
185 Table_Index_Type => Integer,
186 Table_Low_Bound => 1,
188 Table_Increment => 10,
189 Table_Name => "Make.Library_Projs");
191 type Build_Mode_State is (None, Static, Dynamic, Relocatable);
193 procedure Add_Argument (S : String);
194 -- Add one argument to Arguments array, if array is full, double its size
196 function ALI_File_Name (Source : String) return String;
197 -- Return the ALI file name corresponding to a source
199 procedure Check (Filename : String);
200 -- Check if filename is a regular file. Fail if it is not
202 procedure Check_Context;
203 -- Check each object files in table Object_Files
204 -- Fail if any of them is not a regular file
206 procedure Copy_Interface_Sources
207 (For_Project : Project_Id;
208 In_Tree : Project_Tree_Ref;
209 Interfaces : Argument_List;
210 To_Dir : Path_Name_Type);
211 -- Copy the interface sources of a SAL to directory To_Dir
213 procedure Display (Executable : String);
214 -- Display invocation of gnatbind and of the compiler with the arguments
215 -- in Arguments, except when Quiet_Output is True.
217 function Index (S, Pattern : String) return Natural;
218 -- Return the last occurrence of Pattern in S, or 0 if none
220 procedure Process_Binder_File (Name : String);
221 -- For Stand-Alone libraries, get the Linker Options in the binder
224 procedure Reset_Tables;
225 -- Make sure that all the above tables are empty
226 -- (Objects, Ali_Files, Options).
228 function SALs_Use_Constructors return Boolean;
229 -- Indicate if Stand-Alone Libraries are automatically initialized using
230 -- the constructor mechanism.
236 procedure Add_Argument (S : String) is
238 if Argument_Number = Arguments'Last then
240 New_Args : constant String_List_Access :=
241 new String_List (1 .. 2 * Arguments'Last);
244 -- Copy the String_Accesses and set them to null in Arguments
245 -- so that they will not be deallocated by the call to
248 New_Args (Arguments'Range) := Arguments.all;
249 Arguments.all := (others => null);
251 Arguments := New_Args;
255 Argument_Number := Argument_Number + 1;
256 Arguments (Argument_Number) := new String'(S);
263 function ALI_File_Name (Source : String) return String is
265 -- If the source name has an extension, then replace it with
268 for Index in reverse Source'First + 1 .. Source'Last loop
269 if Source (Index) = '.' then
270 return Source (Source'First .. Index - 1) & ALI_Suffix;
274 -- If there is no dot, or if it is the first character, just add the
277 return Source & ALI_Suffix;
284 procedure Build_Library
285 (For_Project : Project_Id;
286 In_Tree : Project_Tree_Ref;
288 Gnatbind_Path : String_Access;
290 Gcc_Path : String_Access;
291 Bind : Boolean := True;
292 Link : Boolean := True)
294 Maximum_Size : Integer;
295 pragma Import (C, Maximum_Size, "__gnat_link_max");
296 -- Maximum number of bytes to put in an invocation of the
300 -- The number of bytes for the invocation of the gnatbind
302 Warning_For_Library : Boolean := False;
303 -- Set to True for the first warning about a unit missing from the
306 Current_Proj : Project_Id;
308 Libgnarl_Needed : Yes_No_Unknown := For_Project.Libgnarl_Needed;
309 -- Set to True if library needs to be linked with libgnarl
311 Libdecgnat_Needed : Boolean := False;
312 -- On OpenVMS, set to True if library needs to be linked with libdecgnat
314 Gtrasymobj_Needed : Boolean := False;
315 -- On OpenVMS, set to True if library needs to be linked with
318 Object_Directory_Path : constant String :=
320 (For_Project.Object_Directory.Display_Name);
322 Standalone : constant Boolean := For_Project.Standalone_Library;
324 Project_Name : constant String := Get_Name_String (For_Project.Name);
326 Current_Dir : constant String := Get_Current_Dir;
328 Lib_Filename : String_Access;
329 Lib_Dirpath : String_Access;
330 Lib_Version : String_Access := new String'("");
332 The_Build_Mode : Build_Mode_State := None;
334 Success : Boolean := False;
336 Library_Options : Variable_Value := Nil_Variable_Value;
338 Driver_Name : Name_Id := No_Name;
340 In_Main_Object_Directory : Boolean := True;
342 Foreign_Sources : Boolean;
344 Rpath : String_Access := null;
345 -- Allocated only if Path Option is supported
347 Rpath_Last : Natural := 0;
348 -- Index of last valid character of Rpath
350 Initial_Rpath_Length : constant := 200;
351 -- Initial size of Rpath, when first allocated
353 Path_Option : String_Access := Linker_Library_Path_Option;
354 -- If null, Path Option is not supported.
355 -- Not a constant so that it can be deallocated.
357 First_ALI : File_Name_Type := No_File;
358 -- Store the ALI file name of a source of the library (the first found)
360 procedure Add_ALI_For (Source : File_Name_Type);
361 -- Add the name of the ALI file corresponding to Source to the
364 procedure Add_Rpath (Path : String);
365 -- Add a path name to Rpath
367 function Check_Project (P : Project_Id) return Boolean;
368 -- Returns True if P is For_Project or a project extended by For_Project
370 procedure Check_Libs (ALI_File : String; Main_Project : Boolean);
371 -- Set Libgnarl_Needed if the ALI_File indicates that there is a need
372 -- to link with -lgnarl (this is the case when there is a dependency
373 -- on s-osinte.ads). On OpenVMS, set Libdecgnat_Needed if the ALI file
374 -- indicates that there is a need to link with -ldecgnat (this is the
375 -- case when there is a dependency on dec.ads), and set
376 -- Gtrasymobj_Needed if there is a dependency on g-trasym.ads.
378 procedure Process (The_ALI : File_Name_Type);
379 -- Check if the closure of a library unit which is or should be in the
380 -- interface set is also in the interface set. Issue a warning for each
381 -- missing library unit.
383 procedure Process_Imported_Libraries;
384 -- Add the -L and -l switches for the imported Library Project Files,
385 -- and, if Path Option is supported, the library directory path names
392 procedure Add_ALI_For (Source : File_Name_Type) is
393 ALI : constant String := ALI_File_Name (Get_Name_String (Source));
394 ALI_Id : File_Name_Type;
402 Add_Str_To_Name_Buffer (S => ALI);
405 -- Add the ALI file name to the library ALIs
408 Library_ALIs.Set (ALI_Id, True);
411 -- Set First_ALI, if not already done
413 if First_ALI = No_File then
422 procedure Add_Rpath (Path : String) is
432 New_Rpath : constant String_Access :=
433 new String (1 .. 2 * Rpath'Length);
435 New_Rpath (1 .. Rpath_Last) := Rpath (1 .. Rpath_Last);
440 -- Start of processing for Add_Rpath
443 -- If first path, allocate initial Rpath
446 Rpath := new String (1 .. Initial_Rpath_Length);
450 -- Otherwise, add a path separator between two path names
452 if Rpath_Last = Rpath'Last then
456 Rpath_Last := Rpath_Last + 1;
457 Rpath (Rpath_Last) := Path_Separator;
460 -- Increase Rpath size until it is large enough
462 while Rpath_Last + Path'Length > Rpath'Last loop
468 Rpath (Rpath_Last + 1 .. Rpath_Last + Path'Length) := Path;
469 Rpath_Last := Rpath_Last + Path'Length;
476 function Check_Project (P : Project_Id) return Boolean is
478 if P = For_Project then
481 elsif P /= No_Project then
487 while Proj.Extends /= No_Project loop
488 if P = Proj.Extends then
492 Proj := Proj.Extends;
504 procedure Check_Libs (ALI_File : String; Main_Project : Boolean) is
505 Lib_File : File_Name_Type;
506 Text : Text_Buffer_Ptr;
510 if Libgnarl_Needed /= Yes
513 and then OpenVMS_On_Target
514 and then ((not Libdecgnat_Needed) or (not Gtrasymobj_Needed)))
518 Name_Len := ALI_File'Length;
519 Name_Buffer (1 .. Name_Len) := ALI_File;
520 Lib_File := Name_Find;
521 Text := Read_Library_Info (Lib_File, True);
531 -- Look for s-osinte.ads in the dependencies
533 for Index in ALI.ALIs.Table (Id).First_Sdep ..
534 ALI.ALIs.Table (Id).Last_Sdep
536 if ALI.Sdep.Table (Index).Sfile = S_Osinte_Ads then
537 Libgnarl_Needed := Yes;
540 For_Project.Libgnarl_Needed := Yes;
545 elsif OpenVMS_On_Target then
546 if ALI.Sdep.Table (Index).Sfile = S_Dec_Ads then
547 Libdecgnat_Needed := True;
549 elsif ALI.Sdep.Table (Index).Sfile = G_Trasym_Ads then
550 Gtrasymobj_Needed := True;
561 procedure Process (The_ALI : File_Name_Type) is
562 Text : Text_Buffer_Ptr;
564 First_Unit : ALI.Unit_Id;
565 Last_Unit : ALI.Unit_Id;
566 Unit_Data : Unit_Record;
567 Afile : File_Name_Type;
570 -- Nothing to do if the ALI file has already been processed.
571 -- This happens if an interface imports another interface.
573 if not Processed_ALIs.Get (The_ALI) then
574 Processed_ALIs.Set (The_ALI, True);
575 Text := Read_Library_Info (The_ALI);
586 if Idread /= No_ALI_Id then
587 First_Unit := ALI.ALIs.Table (Idread).First_Unit;
588 Last_Unit := ALI.ALIs.Table (Idread).Last_Unit;
590 -- Process both unit (spec and body) if the body is needed
591 -- by the spec (inline or generic). Otherwise, just process
594 if First_Unit /= Last_Unit and then
595 not ALI.Units.Table (Last_Unit).Body_Needed_For_SAL
597 First_Unit := Last_Unit;
600 for Unit in First_Unit .. Last_Unit loop
601 Unit_Data := ALI.Units.Table (Unit);
603 -- Check if each withed unit which is in the library is
604 -- also in the interface set, if it has not yet been
607 for W in Unit_Data.First_With .. Unit_Data.Last_With loop
608 Afile := Withs.Table (W).Afile;
610 if Afile /= No_File and then Library_ALIs.Get (Afile)
611 and then not Processed_ALIs.Get (Afile)
613 if not Interface_ALIs.Get (Afile) then
614 if not Warning_For_Library then
615 Write_Str ("Warning: In library project """);
616 Get_Name_String (Current_Proj.Name);
617 To_Mixed (Name_Buffer (1 .. Name_Len));
618 Write_Str (Name_Buffer (1 .. Name_Len));
620 Warning_For_Library := True;
623 Write_Str (" Unit """);
624 Get_Name_String (Withs.Table (W).Uname);
625 To_Mixed (Name_Buffer (1 .. Name_Len - 2));
626 Write_Str (Name_Buffer (1 .. Name_Len - 2));
627 Write_Line (""" is not in the interface set");
628 Write_Str (" but it is needed by ");
630 case Unit_Data.Utype is
632 Write_Str ("the spec of ");
635 Write_Str ("the body of ");
642 Get_Name_String (Unit_Data.Uname);
643 To_Mixed (Name_Buffer (1 .. Name_Len - 2));
644 Write_Str (Name_Buffer (1 .. Name_Len - 2));
648 -- Now, process this unit
659 --------------------------------
660 -- Process_Imported_Libraries --
661 --------------------------------
663 procedure Process_Imported_Libraries is
664 Current : Project_Id;
666 procedure Process_Project (Project : Project_Id);
667 -- Process Project and its imported projects recursively.
668 -- Add any library projects to table Library_Projs.
670 ---------------------
671 -- Process_Project --
672 ---------------------
674 procedure Process_Project (Project : Project_Id) is
675 Imported : Project_List;
678 -- Nothing to do if process has already been processed
680 if not Processed_Projects.Get (Project.Name) then
681 Processed_Projects.Set (Project.Name, True);
683 -- Call Process_Project recursively for any imported project.
684 -- We first process the imported projects to guarantee that
685 -- we have a proper reverse order for the libraries.
687 Imported := Project.Imported_Projects;
688 while Imported /= null loop
689 if Imported.Project /= No_Project then
690 Process_Project (Imported.Project);
693 Imported := Imported.Next;
696 -- If it is a library project, add it to Library_Projs
698 if Project /= For_Project and then Project.Library then
699 Library_Projs.Increment_Last;
700 Library_Projs.Table (Library_Projs.Last) := Project;
702 -- Check if because of this library we need to use libgnarl
704 if Libgnarl_Needed = Unknown then
705 if Project.Libgnarl_Needed = Unknown
706 and then Project.Object_Directory /= No_Path_Information
708 -- Check if libgnarl is needed for this library
711 Object_Dir_Path : constant String :=
713 (Project.Object_Directory.
715 Object_Dir : Dir_Type;
716 Filename : String (1 .. 255);
720 Open (Object_Dir, Object_Dir_Path);
722 -- For all entries in the object directory
725 Read (Object_Dir, Filename, Last);
728 -- Check if it is an object file
730 if Is_Obj (Filename (1 .. Last)) then
732 Object_Path : constant String :=
735 Directory_Separator &
736 Filename (1 .. Last));
737 ALI_File : constant String :=
739 (Object_Path, "ali");
742 if Is_Regular_File (ALI_File) then
744 -- Find out if for this ALI file,
745 -- libgnarl is necessary.
748 (ALI_File, Main_Project => False);
750 if Libgnarl_Needed = Yes then
751 Project.Libgnarl_Needed := Yes;
752 For_Project.Libgnarl_Needed := Yes;
764 if Project.Libgnarl_Needed = Yes then
765 Libgnarl_Needed := Yes;
766 For_Project.Libgnarl_Needed := Yes;
773 -- Start of processing for Process_Imported_Libraries
776 -- Build list of library projects imported directly or indirectly,
777 -- in the reverse order.
779 Process_Project (For_Project);
781 -- Add the -L and -l switches and, if the Rpath option is supported,
782 -- add the directory to the Rpath. As the library projects are in the
783 -- wrong order, process from the last to the first.
785 for Index in reverse 1 .. Library_Projs.Last loop
786 Current := Library_Projs.Table (Index);
788 Get_Name_String (Current.Library_Dir.Display_Name);
790 Opts.Table (Opts.Last) :=
791 new String'("-L" & Name_Buffer (1 .. Name_Len));
793 if Path_Option /= null then
794 Add_Rpath (Name_Buffer (1 .. Name_Len));
798 Opts.Table (Opts.Last) :=
799 new String'("-l" & Get_Name_String (Current.Library_Name));
801 end Process_Imported_Libraries;
803 -- Start of processing for Build_Library
808 -- Fail if project is not a library project
810 if not For_Project.Library then
811 Com.Fail ("project """ & Project_Name & """ has no library");
814 -- Do not attempt to build the library if it is externally built
816 if For_Project.Externally_Built then
820 -- If this is the first time Build_Library is called, get the Name_Id
821 -- of "s-osinte.ads".
823 if S_Osinte_Ads = No_File then
825 Add_Str_To_Name_Buffer ("s-osinte.ads");
826 S_Osinte_Ads := Name_Find;
829 if S_Dec_Ads = No_File then
831 Add_Str_To_Name_Buffer ("dec.ads");
832 S_Dec_Ads := Name_Find;
835 if G_Trasym_Ads = No_File then
837 Add_Str_To_Name_Buffer ("g-trasym.ads");
838 G_Trasym_Ads := Name_Find;
841 -- We work in the object directory
843 Change_Dir (Object_Directory_Path);
847 -- Call gnatbind only if Bind is True
850 if Gnatbind_Path = null then
851 Com.Fail ("unable to locate " & Gnatbind);
854 if Gcc_Path = null then
855 Com.Fail ("unable to locate " & Gcc);
858 -- Allocate Arguments, if it is the first time we see a standalone
861 if Arguments = No_Argument then
862 Arguments := new String_List (1 .. Initial_Argument_Max);
865 -- Add "-n -o b~<lib>.adb (b__<lib>.adb on VMS) -L<lib>"
867 Argument_Number := 2;
868 Arguments (1) := No_Main;
869 Arguments (2) := Output_Switch;
871 if OpenVMS_On_Target then
872 B_Start := new String'("b__");
877 & Get_Name_String (For_Project.Library_Name) & ".adb");
878 Add_Argument ("-L" & Get_Name_String (For_Project.Library_Name));
880 if For_Project.Lib_Auto_Init and then SALs_Use_Constructors then
881 Add_Argument (Auto_Initialize);
884 -- Check if Binder'Default_Switches ("Ada") is defined. If it is,
885 -- add these switches to call gnatbind.
888 Binder_Package : constant Package_Id :=
890 (Name => Name_Binder,
891 In_Packages => For_Project.Decl.Packages,
895 if Binder_Package /= No_Package then
897 Defaults : constant Array_Element_Id :=
899 (Name => Name_Default_Switches,
901 In_Tree.Packages.Table
902 (Binder_Package).Decl.Arrays,
904 Switches : Variable_Value := Nil_Variable_Value;
906 Switch : String_List_Id := Nil_String;
909 if Defaults /= No_Array_Element then
914 In_Array => Defaults,
917 if not Switches.Default then
918 Switch := Switches.Values;
920 while Switch /= Nil_String loop
923 (In_Tree.String_Elements.Table
925 Switch := In_Tree.String_Elements.
935 -- Get all the ALI files of the project file. We do that even if
936 -- Bind is False, so that First_ALI is set.
943 Interface_ALIs.Reset;
944 Processed_ALIs.Reset;
946 Unit := Units_Htable.Get_First (In_Tree.Units_HT);
947 while Unit /= No_Unit_Index loop
948 if Unit.File_Names (Impl) /= null
949 and then Unit.File_Names (Impl).Path.Name /= Slash
951 if Check_Project (Unit.File_Names (Impl).Project) then
952 if Unit.File_Names (Spec) = null then
954 Src_Ind : Source_File_Index;
957 Src_Ind := Sinput.P.Load_Project_File
959 (Unit.File_Names (Impl).Path.Name));
961 -- Add the ALI file only if it is not a subunit
964 Sinput.P.Source_File_Is_Subunit (Src_Ind)
966 Add_ALI_For (Unit.File_Names (Impl).File);
972 Add_ALI_For (Unit.File_Names (Impl).File);
977 elsif Unit.File_Names (Spec) /= null
978 and then Unit.File_Names (Spec).Path.Name /= Slash
979 and then Check_Project (Unit.File_Names (Spec).Project)
981 Add_ALI_For (Unit.File_Names (Spec).File);
985 Unit := Units_Htable.Get_Next (In_Tree.Units_HT);
989 -- Continue setup and call gnatbind if Bind is True
993 -- Get an eventual --RTS from the ALI file
995 if First_ALI /= No_File then
1001 -- Load the ALI file
1003 T := Read_Library_Info (First_ALI, True);
1008 (First_ALI, T, Ignore_ED => False, Err => False);
1010 if A /= No_ALI_Id then
1013 (ALI.ALIs.Table (A).First_Unit).First_Arg ..
1015 (ALI.ALIs.Table (A).First_Unit).Last_Arg
1017 -- If --RTS found, add switch to call gnatbind
1020 Arg : String_Ptr renames Args.Table (Index);
1022 if Arg'Length >= 6 and then
1023 Arg (Arg'First + 2 .. Arg'First + 5) = "RTS="
1025 Add_Argument (Arg.all);
1037 (Project => For_Project,
1039 Including_Libraries => True);
1041 -- Display the gnatbind command, if not in quiet output
1046 for J in 1 .. Argument_Number loop
1047 Size := Size + Arguments (J)'Length + 1;
1050 -- Invoke gnatbind with the arguments if the size is not too large
1052 if Size <= Maximum_Size then
1055 Arguments (1 .. Argument_Number),
1059 -- Otherwise create a temporary response file
1062 FD : File_Descriptor;
1063 Path : Path_Name_Type;
1064 Args : Argument_List (1 .. 1);
1065 EOL : constant String (1 .. 1) := (1 => ASCII.LF);
1068 Quotes_Needed : Boolean;
1069 Last_Char : Natural;
1073 Tempdir.Create_Temp_File (FD, Path);
1074 Args (1) := new String'("@" & Get_Name_String (Path));
1076 for J in 1 .. Argument_Number loop
1078 -- Check if the argument should be quoted
1080 Quotes_Needed := False;
1081 Last_Char := Arguments (J)'Length;
1083 for K in Arguments (J)'Range loop
1084 Ch := Arguments (J) (K);
1086 if Ch = ' ' or else Ch = ASCII.HT or else Ch = '"' then
1087 Quotes_Needed := True;
1092 if Quotes_Needed then
1094 -- Quote the argument, doubling '"'
1097 Arg : String (1 .. Arguments (J)'Length * 2 + 2);
1103 for K in Arguments (J)'Range loop
1104 Ch := Arguments (J) (K);
1105 Last_Char := Last_Char + 1;
1106 Arg (Last_Char) := Ch;
1109 Last_Char := Last_Char + 1;
1110 Arg (Last_Char) := '"';
1114 Last_Char := Last_Char + 1;
1115 Arg (Last_Char) := '"';
1117 Status := Write (FD, Arg'Address, Last_Char);
1123 Arguments (J) (Arguments (J)'First)'Address,
1127 if Status /= Last_Char then
1131 Status := Write (FD, EOL (1)'Address, 1);
1140 -- And invoke gnatbind with this response file
1142 Spawn (Gnatbind_Path.all, Args, Success);
1144 Delete_File (Get_Name_String (Path), Succ);
1153 Com.Fail ("could not bind standalone library "
1154 & Get_Name_String (For_Project.Library_Name));
1158 -- Compile the binder generated file only if Link is true
1165 (Project => For_Project,
1167 Including_Libraries => True);
1169 -- Invoke <gcc> -c b__<lib>.adb
1171 -- Allocate Arguments, if it is the first time we see a standalone
1174 if Arguments = No_Argument then
1175 Arguments := new String_List (1 .. Initial_Argument_Max);
1178 Argument_Number := 1;
1179 Arguments (1) := Compile_Switch;
1181 if OpenVMS_On_Target then
1182 B_Start := new String'("b__");
1187 & Get_Name_String (For_Project.Library_Name) & ".adb");
1189 -- If necessary, add the PIC option
1191 if PIC_Option /= "" then
1192 Add_Argument (PIC_Option);
1195 -- Get the back-end switches and --RTS from the ALI file
1197 if First_ALI /= No_File then
1199 T : Text_Buffer_Ptr;
1203 -- Load the ALI file
1205 T := Read_Library_Info (First_ALI, True);
1210 Scan_ALI (First_ALI, T, Ignore_ED => False, Err => False);
1212 if A /= No_ALI_Id then
1215 (ALI.ALIs.Table (A).First_Unit).First_Arg ..
1217 (ALI.ALIs.Table (A).First_Unit).Last_Arg
1219 -- Do not compile with the front end switches except
1223 Arg : String_Ptr renames Args.Table (Index);
1225 if not Is_Front_End_Switch (Arg.all)
1227 Arg (Arg'First + 2 .. Arg'First + 5) = "RTS="
1229 Add_Argument (Arg.all);
1237 -- Now that all the arguments are set, compile the binder
1242 (Gcc_Path.all, Arguments (1 .. Argument_Number), Success);
1246 ("could not compile binder generated file for library "
1247 & Get_Name_String (For_Project.Library_Name));
1250 -- Process binder generated file for pragmas Linker_Options
1252 Process_Binder_File (Arguments (2).all & ASCII.NUL);
1256 -- Build the library only if Link is True
1260 -- If attributes Library_GCC or Linker'Driver were specified, get the
1263 if For_Project.Config.Shared_Lib_Driver /= No_File then
1264 Driver_Name := Name_Id (For_Project.Config.Shared_Lib_Driver);
1267 -- If attribute Library_Options was specified, add these additional
1270 Library_Options := Value_Of
1271 (Name_Library_Options, For_Project.Decl.Attributes, In_Tree);
1273 if not Library_Options.Default then
1275 Current : String_List_Id;
1276 Element : String_Element;
1279 Current := Library_Options.Values;
1280 while Current /= Nil_String loop
1281 Element := In_Tree.String_Elements.Table (Current);
1282 Get_Name_String (Element.Value);
1284 if Name_Len /= 0 then
1285 Opts.Increment_Last;
1286 Opts.Table (Opts.Last) :=
1287 new String'(Name_Buffer (1 .. Name_Len));
1290 Current := Element.Next;
1296 new String'(Get_Name_String (For_Project.Library_Dir.Display_Name));
1297 Lib_Filename := new String'
1298 (Get_Name_String (For_Project.Library_Name));
1300 case For_Project.Library_Kind is
1302 The_Build_Mode := Static;
1305 The_Build_Mode := Dynamic;
1308 The_Build_Mode := Relocatable;
1310 if PIC_Option /= "" then
1311 Opts.Increment_Last;
1312 Opts.Table (Opts.Last) := new String'(PIC_Option);
1316 -- Get the library version, if any
1318 if For_Project.Lib_Internal_Name /= No_Name then
1320 new String'(Get_Name_String (For_Project.Lib_Internal_Name));
1323 -- Add the objects found in the object directory and the object
1324 -- directories of the extended files, if any, except for generated
1325 -- object files (b~.. or B__..) from extended projects.
1326 -- When there are one or more extended files, only add an object file
1327 -- if no object file with the same name have already been added.
1329 In_Main_Object_Directory := True;
1331 Foreign_Sources := Has_Foreign_Sources (For_Project);
1332 Current_Proj := For_Project;
1335 if Current_Proj.Object_Directory /= No_Path_Information then
1337 Object_Dir_Path : constant String :=
1339 (Current_Proj.Object_Directory
1341 Object_Dir : Dir_Type;
1342 Filename : String (1 .. 255);
1347 Open (Dir => Object_Dir, Dir_Name => Object_Dir_Path);
1349 -- For all entries in the object directory
1352 Read (Object_Dir, Filename, Last);
1356 -- Check if it is an object file
1358 if Is_Obj (Filename (1 .. Last)) then
1360 Object_Path : constant String :=
1363 Directory_Separator &
1364 Filename (1 .. Last));
1365 C_Object_Path : String := Object_Path;
1366 C_Filename : String := Filename (1 .. Last);
1369 Canonical_Case_File_Name (C_Object_Path);
1370 Canonical_Case_File_Name (C_Filename);
1372 -- If in the object directory of an extended
1373 -- project, do not consider generated object files.
1375 if In_Main_Object_Directory
1378 C_Filename (1 .. B_Start'Length) /= B_Start.all
1381 Name_Buffer (1 .. Name_Len) :=
1382 C_Filename (1 .. Last);
1385 if not Objects_Htable.Get (Id) then
1387 ALI_File : constant String :=
1390 (1 .. Last), "ali");
1391 ALI_Path : constant String :=
1392 Ext_To (C_Object_Path, "ali");
1399 (1 .. B_Start'Length) =
1401 Fname : File_Name_Type;
1406 if Is_Regular_File (ALI_Path) then
1408 -- If there is an ALI file, check if
1409 -- the object file should be added to
1410 -- the library. If there are foreign
1411 -- sources we put all object files in
1415 Index := Units_Htable.Get_First
1417 while Index /= null loop
1418 if Index.File_Names (Impl) /=
1422 Index.File_Names (Impl)
1425 Index.File_Names (Impl).File;
1427 elsif Index.File_Names (Spec) /=
1431 Index.File_Names (Spec)
1434 Index.File_Names (Spec).File;
1440 Add_It := Proj /= No_Project;
1442 -- If the source is in the
1443 -- project or a project it
1444 -- extends, we may put it in
1448 Add_It := Check_Project (Proj);
1451 -- But we don't, if the ALI file
1452 -- does not correspond to the
1457 F : constant String :=
1462 Add_It := F = ALI_File;
1468 Index := Units_Htable.Get_Next
1474 Objects_Htable.Set (Id, True);
1476 (new String'(Object_Path));
1478 -- Record the ALI file
1480 ALIs.Append (new String'(ALI_Path));
1482 -- Find out if for this ALI file,
1483 -- libgnarl or libdecgnat or
1484 -- g-trasym.obj (on OpenVMS) is
1487 Check_Libs (ALI_Path, True);
1490 elsif Foreign_Sources then
1492 (new String'(Object_Path));
1501 Close (Dir => Object_Dir);
1504 when Directory_Error =>
1505 Com.Fail ("cannot find object directory """
1507 (Current_Proj.Object_Directory.Display_Name)
1512 exit when Current_Proj.Extends = No_Project;
1514 In_Main_Object_Directory := False;
1515 Current_Proj := Current_Proj.Extends;
1518 -- Add the -L and -l switches for the imported Library Project Files,
1519 -- and, if Path Option is supported, the library directory path names
1522 Process_Imported_Libraries;
1524 -- Link with libgnat and possibly libgnarl
1526 Opts.Increment_Last;
1527 Opts.Table (Opts.Last) := new String'("-L" & Lib_Directory);
1529 -- If Path Option is supported, add libgnat directory path name to
1532 if Path_Option /= null then
1534 Libdir : constant String := Lib_Directory;
1535 GCC_Index : Natural := 0;
1540 -- For shared libraries, add to the Path Option the directory
1541 -- of the shared version of libgcc.
1543 if The_Build_Mode /= Static then
1544 GCC_Index := Index (Libdir, "/lib/");
1546 if GCC_Index = 0 then
1550 Directory_Separator & "lib" & Directory_Separator);
1553 if GCC_Index /= 0 then
1554 Add_Rpath (Libdir (Libdir'First .. GCC_Index + 3));
1560 if Libgnarl_Needed = Yes then
1561 Opts.Increment_Last;
1563 if The_Build_Mode = Static then
1564 Opts.Table (Opts.Last) := new String'("-lgnarl");
1566 Opts.Table (Opts.Last) := new String'(Shared_Lib ("gnarl"));
1570 if Gtrasymobj_Needed then
1571 Opts.Increment_Last;
1572 Opts.Table (Opts.Last) :=
1573 new String'(Lib_Directory & "/g-trasym.obj");
1576 if Libdecgnat_Needed then
1577 Opts.Increment_Last;
1579 Opts.Table (Opts.Last) :=
1580 new String'("-L" & Lib_Directory & "/../declib");
1582 Opts.Increment_Last;
1584 if The_Build_Mode = Static then
1585 Opts.Table (Opts.Last) := new String'("-ldecgnat");
1587 Opts.Table (Opts.Last) := new String'(Shared_Lib ("decgnat"));
1591 Opts.Increment_Last;
1593 if The_Build_Mode = Static then
1594 Opts.Table (Opts.Last) := new String'("-lgnat");
1596 Opts.Table (Opts.Last) := new String'(Shared_Lib ("gnat"));
1599 -- If Path Option is supported, add the necessary switch with the
1600 -- content of Rpath. As Rpath contains at least libgnat directory
1601 -- path name, it is guaranteed that it is not null.
1603 if Path_Option /= null then
1604 Opts.Increment_Last;
1605 Opts.Table (Opts.Last) :=
1606 new String'(Path_Option.all & Rpath (1 .. Rpath_Last));
1613 (Argument_List (Objects.Table (1 .. Objects.Last)));
1616 new Argument_List'(Argument_List (ALIs.Table (1 .. ALIs.Last)));
1619 new Argument_List'(Argument_List (Opts.Table (1 .. Opts.Last)));
1621 -- We fail if there are no object to put in the library
1622 -- (Ada or foreign objects).
1624 if Object_Files'Length = 0 then
1625 Com.Fail ("no object files for library """ &
1626 Lib_Filename.all & '"');
1629 if not Opt.Quiet_Output then
1631 Write_Str ("building ");
1632 Write_Str (Ada.Characters.Handling.To_Lower
1633 (Build_Mode_State'Image (The_Build_Mode)));
1634 Write_Str (" library for project ");
1635 Write_Line (Project_Name);
1637 -- Only output list of object files and ALI files in verbose mode
1639 if Opt.Verbose_Mode then
1642 Write_Line ("object files:");
1644 for Index in Object_Files'Range loop
1646 Write_Line (Object_Files (Index).all);
1651 if Ali_Files'Length = 0 then
1652 Write_Line ("NO ALI files");
1655 Write_Line ("ALI files:");
1657 for Index in Ali_Files'Range loop
1659 Write_Line (Ali_Files (Index).all);
1667 -- We check that all object files are regular files
1671 -- Delete the existing library file, if it exists. Fail if the
1672 -- library file is not writable, or if it is not possible to delete
1676 DLL_Name : aliased String :=
1677 Lib_Dirpath.all & Directory_Separator & DLL_Prefix &
1678 Lib_Filename.all & "." & DLL_Ext;
1680 Archive_Name : aliased String :=
1681 Lib_Dirpath.all & Directory_Separator & "lib" &
1682 Lib_Filename.all & "." & Archive_Ext;
1684 type Str_Ptr is access all String;
1685 -- This type is necessary to meet the accessibility rules of Ada.
1686 -- It is not possible to use String_Access here.
1688 Full_Lib_Name : Str_Ptr;
1689 -- Designates the full library path name. Either DLL_Name or
1690 -- Archive_Name, depending on the library kind.
1693 pragma Warnings (Off, Success);
1694 -- Used to call Delete_File
1697 if The_Build_Mode = Static then
1698 Full_Lib_Name := Archive_Name'Access;
1700 Full_Lib_Name := DLL_Name'Access;
1703 if Is_Regular_File (Full_Lib_Name.all) then
1704 if Is_Writable_File (Full_Lib_Name.all) then
1705 Delete_File (Full_Lib_Name.all, Success);
1708 if Is_Regular_File (Full_Lib_Name.all) then
1709 Com.Fail ("could not delete """ & Full_Lib_Name.all & """");
1714 Argument_Number := 0;
1716 -- If we have a standalone library, gather all the interface ALI.
1717 -- They are passed to Build_Dynamic_Library, where they are used by
1718 -- some platforms (VMS, for example) to decide what symbols should be
1719 -- exported. They are also flagged as Interface when we copy them to
1720 -- the library directory (by Copy_ALI_Files, below).
1723 Current_Proj := For_Project;
1726 Iface : String_List_Id := For_Project.Lib_Interface_ALIs;
1727 ALI : File_Name_Type;
1730 while Iface /= Nil_String loop
1733 (In_Tree.String_Elements.Table (Iface).Value);
1734 Interface_ALIs.Set (ALI, True);
1736 (In_Tree.String_Elements.Table (Iface).Value);
1737 Add_Argument (Name_Buffer (1 .. Name_Len));
1738 Iface := In_Tree.String_Elements.Table (Iface).Next;
1741 Iface := For_Project.Lib_Interface_ALIs;
1743 if not Opt.Quiet_Output then
1745 -- Check that the interface set is complete: any unit in the
1746 -- library that is needed by an interface should also be an
1747 -- interface. If it is not the case, output a warning.
1749 while Iface /= Nil_String loop
1752 (In_Tree.String_Elements.Table (Iface).Value);
1754 Iface := In_Tree.String_Elements.Table (Iface).Next;
1761 Current_Dir : constant String := Get_Current_Dir;
1764 Name : String (1 .. 200);
1767 Disregard : Boolean;
1768 pragma Warnings (Off, Disregard);
1770 DLL_Name : aliased constant String :=
1771 Lib_Filename.all & "." & DLL_Ext;
1773 Archive_Name : aliased constant String :=
1774 Lib_Filename.all & "." & Archive_Ext;
1776 Delete : Boolean := False;
1779 -- Clean the library directory: remove any file with the name of
1780 -- the library file and any ALI file of a source of the project.
1783 Get_Name_String (For_Project.Library_Dir.Name);
1784 Change_Dir (Name_Buffer (1 .. Name_Len));
1789 ("unable to access library directory """
1790 & Name_Buffer (1 .. Name_Len)
1797 Read (Dir, Name, Last);
1801 Filename : constant String := Name (1 .. Last);
1804 if Is_Regular_File (Filename) then
1805 Canonical_Case_File_Name (Name (1 .. Last));
1808 if (The_Build_Mode = Static and then
1809 Name (1 .. Last) = Archive_Name)
1811 ((The_Build_Mode = Dynamic or else
1812 The_Build_Mode = Relocatable)
1814 Name (1 .. Last) = DLL_Name)
1819 and then Name (Last - 3 .. Last) = ".ali"
1825 -- Compare with ALI file names of the project
1827 Unit := Units_Htable.Get_First (In_Tree.Units_HT);
1828 while Unit /= No_Unit_Index loop
1829 if Unit.File_Names (Impl) /= null
1830 and then Unit.File_Names (Impl).Project /=
1833 if Ultimate_Extending_Project_Of
1834 (Unit.File_Names (Impl).Project) =
1838 (Unit.File_Names (Impl).File);
1839 Name_Len := Name_Len -
1841 (Name (1 .. Name_Len))'Length;
1842 if Name_Buffer (1 .. Name_Len) =
1843 Name (1 .. Last - 4)
1850 elsif Unit.File_Names (Spec) /= null
1851 and then Ultimate_Extending_Project_Of
1852 (Unit.File_Names (Spec).Project) =
1856 (Unit.File_Names (Spec).File);
1860 (Name (1 .. Name_Len))'Length;
1862 if Name_Buffer (1 .. Name_Len) =
1863 Name (1 .. Last - 4)
1870 Unit := Units_Htable.Get_Next (In_Tree.Units_HT);
1876 Set_Writable (Filename);
1877 Delete_File (Filename, Disregard);
1885 Change_Dir (Current_Dir);
1888 -- Call procedure to build the library, depending on the build mode
1890 case The_Build_Mode is
1891 when Dynamic | Relocatable =>
1892 Build_Dynamic_Library
1893 (Ofiles => Object_Files.all,
1894 Options => Options.all,
1895 Interfaces => Arguments (1 .. Argument_Number),
1896 Lib_Filename => Lib_Filename.all,
1897 Lib_Dir => Lib_Dirpath.all,
1898 Symbol_Data => Current_Proj.Symbol_Data,
1899 Driver_Name => Driver_Name,
1900 Lib_Version => Lib_Version.all,
1901 Auto_Init => Current_Proj.Lib_Auto_Init);
1913 -- We need to copy the ALI files from the object directory to the
1914 -- library ALI directory, so that the linker find them there, and
1915 -- does not need to look in the object directory where it would also
1916 -- find the object files; and we don't want that: we want the linker
1917 -- to use the library.
1919 -- Copy the ALI files and make the copies read-only. For interfaces,
1920 -- mark the copies as interfaces.
1923 (Files => Ali_Files.all,
1924 To => For_Project.Library_ALI_Dir.Name,
1925 Interfaces => Arguments (1 .. Argument_Number));
1927 -- Copy interface sources if Library_Src_Dir specified
1930 and then For_Project.Library_Src_Dir /= No_Path_Information
1932 -- Clean the interface copy directory: remove any source that
1933 -- could be a source of the project.
1936 Get_Name_String (For_Project.Library_Src_Dir.Name);
1937 Change_Dir (Name_Buffer (1 .. Name_Len));
1942 ("unable to access library source copy directory """
1943 & Name_Buffer (1 .. Name_Len)
1949 Delete : Boolean := False;
1952 Name : String (1 .. 200);
1955 Disregard : Boolean;
1956 pragma Warnings (Off, Disregard);
1962 Read (Dir, Name, Last);
1965 if Is_Regular_File (Name (1 .. Last)) then
1966 Canonical_Case_File_Name (Name (1 .. Last));
1969 -- Compare with source file names of the project
1971 Unit := Units_Htable.Get_First (In_Tree.Units_HT);
1972 while Unit /= No_Unit_Index loop
1973 if Unit.File_Names (Impl) /= null
1974 and then Ultimate_Extending_Project_Of
1975 (Unit.File_Names (Impl).Project) = For_Project
1978 (Unit.File_Names (Impl).File) =
1985 if Unit.File_Names (Spec) /= null
1986 and then Ultimate_Extending_Project_Of
1987 (Unit.File_Names (Spec).Project) =
1991 (Unit.File_Names (Spec).File) =
1998 Unit := Units_Htable.Get_Next (In_Tree.Units_HT);
2003 Set_Writable (Name (1 .. Last));
2004 Delete_File (Name (1 .. Last), Disregard);
2011 Copy_Interface_Sources
2012 (For_Project => For_Project,
2014 Interfaces => Arguments (1 .. Argument_Number),
2015 To_Dir => For_Project.Library_Src_Dir.Display_Name);
2019 -- Reset the current working directory to its previous value
2021 Change_Dir (Current_Dir);
2028 procedure Check (Filename : String) is
2030 if not Is_Regular_File (Filename) then
2031 Com.Fail (Filename & " not found.");
2039 procedure Check_Context is
2041 -- Check that each object file exists
2043 for F in Object_Files'Range loop
2044 Check (Object_Files (F).all);
2052 procedure Check_Library
2053 (For_Project : Project_Id; In_Tree : Project_Tree_Ref)
2055 Lib_TS : Time_Stamp_Type;
2056 Current : constant Dir_Name_Str := Get_Current_Dir;
2059 -- No need to build the library if there is no object directory,
2060 -- hence no object files to build the library.
2062 if For_Project.Library then
2064 Lib_Name : constant File_Name_Type :=
2065 Library_File_Name_For (For_Project, In_Tree);
2067 Change_Dir (Get_Name_String (For_Project.Library_Dir.Name));
2068 Lib_TS := File_Stamp (Lib_Name);
2069 For_Project.Library_TS := Lib_TS;
2072 if not For_Project.Externally_Built
2073 and then not For_Project.Need_To_Build_Lib
2074 and then For_Project.Object_Directory /= No_Path_Information
2077 Obj_TS : Time_Stamp_Type;
2078 Object_Dir : Dir_Type;
2081 if OpenVMS_On_Target then
2082 B_Start := new String'("b__");
2085 -- If the library file does not exist, then the time stamp will
2086 -- be Empty_Time_Stamp, earlier than any other time stamp.
2089 (Get_Name_String (For_Project.Object_Directory.Name));
2090 Open (Dir => Object_Dir, Dir_Name => ".");
2092 -- For all entries in the object directory
2095 Read (Object_Dir, Name_Buffer, Name_Len);
2096 exit when Name_Len = 0;
2098 -- Check if it is an object file, but ignore any binder
2101 if Is_Obj (Name_Buffer (1 .. Name_Len))
2102 and then Name_Buffer (1 .. B_Start'Length) /= B_Start.all
2104 -- Get the object file time stamp
2106 Obj_TS := File_Stamp (File_Name_Type'(Name_Find));
2108 -- If library file time stamp is earlier, set
2109 -- Need_To_Build_Lib and return. String comparison is
2110 -- used, otherwise time stamps may be too close and the
2111 -- comparison would return True, which would trigger
2112 -- an unnecessary rebuild of the library.
2114 if String (Lib_TS) < String (Obj_TS) then
2116 -- Library must be rebuilt
2118 For_Project.Need_To_Build_Lib := True;
2128 Change_Dir (Current);
2132 ----------------------------
2133 -- Copy_Interface_Sources --
2134 ----------------------------
2136 procedure Copy_Interface_Sources
2137 (For_Project : Project_Id;
2138 In_Tree : Project_Tree_Ref;
2139 Interfaces : Argument_List;
2140 To_Dir : Path_Name_Type)
2142 Current : constant Dir_Name_Str := Get_Current_Dir;
2143 -- The current directory, where to return to at the end
2145 Target : constant Dir_Name_Str := Get_Name_String (To_Dir);
2146 -- The directory where to copy sources
2148 Text : Text_Buffer_Ptr;
2149 The_ALI : ALI.ALI_Id;
2150 Lib_File : File_Name_Type;
2152 First_Unit : ALI.Unit_Id;
2153 Second_Unit : ALI.Unit_Id;
2157 Copy_Subunits : Boolean := False;
2158 -- When True, indicates that subunits, if any, need to be copied too
2160 procedure Copy (File_Name : File_Name_Type);
2161 -- Copy one source of the project to the target directory
2163 function Is_Same_Or_Extension
2164 (Extending : Project_Id;
2165 Extended : Project_Id) return Boolean;
2166 -- Return True if project Extending is equal to or extends project
2173 procedure Copy (File_Name : File_Name_Type) is
2175 pragma Warnings (Off, Success);
2178 Data := Units_Htable.Get_First (In_Tree.Units_HT);
2181 while Data /= No_Unit_Index loop
2182 -- Find and copy the immediate or inherited source
2184 for J in Data.File_Names'Range loop
2185 if Data.File_Names (J) /= null
2186 and then Is_Same_Or_Extension
2187 (For_Project, Data.File_Names (J).Project)
2188 and then Data.File_Names (J).File = File_Name
2191 (Get_Name_String (Data.File_Names (J).Path.Name),
2195 Preserve => Preserve);
2200 Data := Units_Htable.Get_Next (In_Tree.Units_HT);
2204 --------------------------
2205 -- Is_Same_Or_Extension --
2206 --------------------------
2208 function Is_Same_Or_Extension
2209 (Extending : Project_Id;
2210 Extended : Project_Id) return Boolean
2216 while Ext /= No_Project loop
2217 if Ext = Extended then
2225 end Is_Same_Or_Extension;
2227 -- Start of processing for Copy_Interface_Sources
2230 -- Change the working directory to the object directory
2232 Change_Dir (Get_Name_String (For_Project.Object_Directory.Name));
2234 for Index in Interfaces'Range loop
2236 -- First, load the ALI file
2239 Add_Str_To_Name_Buffer (Interfaces (Index).all);
2240 Lib_File := Name_Find;
2241 Text := Read_Library_Info (Lib_File);
2242 The_ALI := Scan_ALI (Lib_File, Text, Ignore_ED => False, Err => True);
2245 Second_Unit := No_Unit_Id;
2246 First_Unit := ALI.ALIs.Table (The_ALI).First_Unit;
2247 Copy_Subunits := True;
2249 -- If there is both a spec and a body, check if they are both needed
2251 if ALI.Units.Table (First_Unit).Utype = Is_Body then
2252 Second_Unit := ALI.ALIs.Table (The_ALI).Last_Unit;
2254 -- If the body is not needed, then reset First_Unit
2256 if not ALI.Units.Table (Second_Unit).Body_Needed_For_SAL then
2257 First_Unit := No_Unit_Id;
2258 Copy_Subunits := False;
2261 elsif ALI.Units.Table (First_Unit).Utype = Is_Spec_Only then
2262 Copy_Subunits := False;
2265 -- Copy the file(s) that need to be copied
2267 if First_Unit /= No_Unit_Id then
2268 Copy (File_Name => ALI.Units.Table (First_Unit).Sfile);
2271 if Second_Unit /= No_Unit_Id then
2272 Copy (File_Name => ALI.Units.Table (Second_Unit).Sfile);
2275 -- Copy all the separates, if any
2277 if Copy_Subunits then
2278 for Dep in ALI.ALIs.Table (The_ALI).First_Sdep ..
2279 ALI.ALIs.Table (The_ALI).Last_Sdep
2281 if Sdep.Table (Dep).Subunit_Name /= No_Name then
2282 Copy (File_Name => Sdep.Table (Dep).Sfile);
2288 -- Restore the initial working directory
2290 Change_Dir (Current);
2291 end Copy_Interface_Sources;
2297 procedure Display (Executable : String) is
2299 if not Opt.Quiet_Output then
2300 Write_Str (Executable);
2302 for Index in 1 .. Argument_Number loop
2304 Write_Str (Arguments (Index).all);
2315 function Index (S, Pattern : String) return Natural is
2316 Len : constant Natural := Pattern'Length;
2319 for J in reverse S'First .. S'Last - Len + 1 loop
2320 if Pattern = S (J .. J + Len - 1) then
2328 -------------------------
2329 -- Process_Binder_File --
2330 -------------------------
2332 procedure Process_Binder_File (Name : String) is
2334 -- Binder file's descriptor
2336 Read_Mode : constant String := "r" & ASCII.NUL;
2339 Status : Interfaces.C_Streams.int;
2340 pragma Unreferenced (Status);
2343 Begin_Info : constant String := "-- BEGIN Object file/option list";
2344 End_Info : constant String := "-- END Object file/option list ";
2346 Next_Line : String (1 .. 1000);
2347 -- Current line value
2348 -- Where does this odd constant 1000 come from, looks suspicious ???
2351 -- End of line slice (the slice does not contain the line terminator)
2353 procedure Get_Next_Line;
2354 -- Read the next line from the binder file without the line terminator
2360 procedure Get_Next_Line is
2364 Fchars := fgets (Next_Line'Address, Next_Line'Length, Fd);
2366 if Fchars = System.Null_Address then
2367 Fail ("Error reading binder output");
2371 while Nlast <= Next_Line'Last
2372 and then Next_Line (Nlast) /= ASCII.LF
2373 and then Next_Line (Nlast) /= ASCII.CR
2381 -- Start of processing for Process_Binder_File
2384 Fd := fopen (Name'Address, Read_Mode'Address);
2386 if Fd = NULL_Stream then
2387 Fail ("Failed to open binder output");
2390 -- Skip up to the Begin Info line
2394 exit when Next_Line (1 .. Nlast) = Begin_Info;
2397 -- Find the first switch
2402 exit when Next_Line (1 .. Nlast) = End_Info;
2404 -- As the binder generated file is in Ada, remove the first eight
2405 -- characters " -- ".
2407 Next_Line (1 .. Nlast - 8) := Next_Line (9 .. Nlast);
2410 -- Stop when the first switch is found
2412 exit when Next_Line (1) = '-';
2415 if Next_Line (1 .. Nlast) /= End_Info then
2417 -- Ignore -static and -shared, since -shared will be used
2420 -- Ignore -lgnat, -lgnarl and -ldecgnat as they will be added
2421 -- later, because they are also needed for non Stand-Alone shared
2424 -- Also ignore the shared libraries which are :
2426 -- UNIX / Windows VMS
2427 -- -lgnat-<version> -lgnat_<version> (7 + version'length chars)
2428 -- -lgnarl-<version> -lgnarl_<version> (8 + version'length chars)
2430 if Next_Line (1 .. Nlast) /= "-static" and then
2431 Next_Line (1 .. Nlast) /= "-shared" and then
2432 Next_Line (1 .. Nlast) /= "-ldecgnat" and then
2433 Next_Line (1 .. Nlast) /= "-lgnarl" and then
2434 Next_Line (1 .. Nlast) /= "-lgnat" and then
2436 (1 .. Natural'Min (Nlast, 10 + Library_Version'Length)) /=
2437 Shared_Lib ("decgnat") and then
2439 (1 .. Natural'Min (Nlast, 8 + Library_Version'Length)) /=
2440 Shared_Lib ("gnarl") and then
2442 (1 .. Natural'Min (Nlast, 7 + Library_Version'Length)) /=
2445 if Next_Line (1) /= '-' then
2447 -- This is not an option, should we add it?
2449 if Add_Object_Files then
2450 Opts.Increment_Last;
2451 Opts.Table (Opts.Last) :=
2452 new String'(Next_Line (1 .. Nlast));
2456 -- Add all other options
2458 Opts.Increment_Last;
2459 Opts.Table (Opts.Last) :=
2460 new String'(Next_Line (1 .. Nlast));
2464 -- Next option, if any
2467 exit when Next_Line (1 .. Nlast) = End_Info;
2469 -- Remove first eight characters " -- "
2471 Next_Line (1 .. Nlast - 8) := Next_Line (9 .. Nlast);
2476 Status := fclose (Fd);
2478 -- Is it really right to ignore any close error ???
2480 end Process_Binder_File;
2486 procedure Reset_Tables is
2489 Objects_Htable.Reset;
2492 Processed_Projects.Reset;
2496 ---------------------------
2497 -- SALs_Use_Constructors --
2498 ---------------------------
2500 function SALs_Use_Constructors return Boolean is
2501 function C_SALs_Init_Using_Constructors return Integer;
2502 pragma Import (C, C_SALs_Init_Using_Constructors,
2503 "__gnat_sals_init_using_constructors");
2505 return C_SALs_Init_Using_Constructors /= 0;
2506 end SALs_Use_Constructors;