1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1996-2011, 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 ------------------------------------------------------------------------------
26 with GNAT.Directory_Operations; use GNAT.Directory_Operations;
29 with Hostparm; use Hostparm;
30 with Makeutl; use Makeutl;
31 with MLib.Tgt; use MLib.Tgt;
34 with Namet; use Namet;
36 with Osint; use Osint;
40 with Prj.Ext; use Prj.Ext;
42 with Prj.Tree; use Prj.Tree;
43 with Prj.Util; use Prj.Util;
46 with Snames; use Snames;
50 with Types; use Types;
51 with VMS_Conv; use VMS_Conv;
52 with VMS_Cmds; use VMS_Cmds;
54 with Ada.Characters.Handling; use Ada.Characters.Handling;
55 with Ada.Command_Line; use Ada.Command_Line;
56 with Ada.Text_IO; use Ada.Text_IO;
58 with GNAT.OS_Lib; use GNAT.OS_Lib;
61 Project_Node_Tree : Project_Node_Tree_Ref;
62 Root_Environment : Prj.Tree.Environment;
63 Project_File : String_Access;
64 Project : Prj.Project_Id;
65 Current_Verbosity : Prj.Verbosity := Prj.Default;
66 Tool_Package_Name : Name_Id := No_Name;
68 B_Start : String_Ptr := new String'("b~");
69 -- Prefix of binder generated file, changed to b__ for VMS
71 Project_Tree : constant Project_Tree_Ref :=
72 new Project_Tree_Data (Is_Root_Tree => True);
75 Old_Project_File_Used : Boolean := False;
76 -- This flag indicates a switch -p (for gnatxref and gnatfind) for
77 -- an old fashioned project file. -p cannot be used in conjunction
80 Temp_File_Name : Path_Name_Type := No_Path;
81 -- The name of the temporary text file to put a list of source/object
82 -- files to pass to a tool.
84 ASIS_Main : String_Access := null;
85 -- Main for commands Check, Metric and Pretty, when -U is used
87 package First_Switches is new Table.Table
88 (Table_Component_Type => String_Access,
89 Table_Index_Type => Integer,
92 Table_Increment => 100,
93 Table_Name => "Gnatcmd.First_Switches");
94 -- A table to keep the switches from the project file
96 package Carg_Switches is new Table.Table
97 (Table_Component_Type => String_Access,
98 Table_Index_Type => Integer,
101 Table_Increment => 100,
102 Table_Name => "Gnatcmd.Carg_Switches");
103 -- A table to keep the switches following -cargs for ASIS tools
105 package Rules_Switches is new Table.Table
106 (Table_Component_Type => String_Access,
107 Table_Index_Type => Integer,
108 Table_Low_Bound => 1,
110 Table_Increment => 100,
111 Table_Name => "Gnatcmd.Rules_Switches");
112 -- A table to keep the switches following -rules for gnatcheck
114 package Library_Paths is new Table.Table (
115 Table_Component_Type => String_Access,
116 Table_Index_Type => Integer,
117 Table_Low_Bound => 1,
119 Table_Increment => 100,
120 Table_Name => "Make.Library_Path");
122 -- Packages of project files to pass to Prj.Pars.Parse, depending on the
123 -- tool. We allocate objects because we cannot declare aliased objects
124 -- as we are in a procedure, not a library level package.
126 subtype SA is String_Access;
128 Naming_String : constant SA := new String'("naming");
129 Binder_String : constant SA := new String'("binder");
130 Builder_String : constant SA := new String'("builder");
131 Compiler_String : constant SA := new String'("compiler");
132 Check_String : constant SA := new String'("check");
133 Synchronize_String : constant SA := new String'("synchronize");
134 Eliminate_String : constant SA := new String'("eliminate");
135 Finder_String : constant SA := new String'("finder");
136 Linker_String : constant SA := new String'("linker");
137 Gnatls_String : constant SA := new String'("gnatls");
138 Pretty_String : constant SA := new String'("pretty_printer");
139 Stack_String : constant SA := new String'("stack");
140 Gnatstub_String : constant SA := new String'("gnatstub");
141 Metric_String : constant SA := new String'("metrics");
142 Xref_String : constant SA := new String'("cross_reference");
144 Packages_To_Check_By_Binder : constant String_List_Access :=
145 new String_List'((Naming_String, Binder_String));
147 Packages_To_Check_By_Check : constant String_List_Access :=
149 ((Naming_String, Builder_String, Check_String, Compiler_String));
151 Packages_To_Check_By_Sync : constant String_List_Access :=
152 new String_List'((Naming_String, Synchronize_String, Compiler_String));
154 Packages_To_Check_By_Eliminate : constant String_List_Access :=
155 new String_List'((Naming_String, Eliminate_String, Compiler_String));
157 Packages_To_Check_By_Finder : constant String_List_Access :=
158 new String_List'((Naming_String, Finder_String));
160 Packages_To_Check_By_Linker : constant String_List_Access :=
161 new String_List'((Naming_String, Linker_String));
163 Packages_To_Check_By_Gnatls : constant String_List_Access :=
164 new String_List'((Naming_String, Gnatls_String));
166 Packages_To_Check_By_Pretty : constant String_List_Access :=
167 new String_List'((Naming_String, Pretty_String, Compiler_String));
169 Packages_To_Check_By_Stack : constant String_List_Access :=
170 new String_List'((Naming_String, Stack_String));
172 Packages_To_Check_By_Gnatstub : constant String_List_Access :=
173 new String_List'((Naming_String, Gnatstub_String, Compiler_String));
175 Packages_To_Check_By_Metric : constant String_List_Access :=
176 new String_List'((Naming_String, Metric_String, Compiler_String));
178 Packages_To_Check_By_Xref : constant String_List_Access :=
179 new String_List'((Naming_String, Xref_String));
181 Packages_To_Check : String_List_Access := Prj.All_Packages;
183 ----------------------------------
184 -- Declarations for GNATCMD use --
185 ----------------------------------
187 The_Command : Command_Type;
188 -- The command specified in the invocation of the GNAT driver
190 Command_Arg : Positive := 1;
191 -- The index of the command in the arguments of the GNAT driver
193 My_Exit_Status : Exit_Status := Success;
194 -- The exit status of the spawned tool. Used to set the correct VMS
197 Current_Work_Dir : constant String := Get_Current_Dir;
198 -- The path of the working directory
200 All_Projects : Boolean := False;
201 -- Flag used for GNAT CHECK, GNAT PRETTY, GNAT METRIC, and GNAT STACK to
202 -- indicate that the underlying tool (gnatcheck, gnatpp or gnatmetric)
203 -- should be invoked for all sources of all projects.
205 Max_OpenVMS_Logical_Length : constant Integer := 255;
206 -- The maximum length of OpenVMS logicals
208 -----------------------
209 -- Local Subprograms --
210 -----------------------
212 procedure Add_To_Carg_Switches (Switch : String_Access);
213 -- Add a switch to the Carg_Switches table. If it is the first one, put the
214 -- switch "-cargs" at the beginning of the table.
216 procedure Add_To_Rules_Switches (Switch : String_Access);
217 -- Add a switch to the Rules_Switches table. If it is the first one, put
218 -- the switch "-crules" at the beginning of the table.
220 procedure Check_Files;
221 -- For GNAT LIST, GNAT PRETTY, GNAT METRIC, and GNAT STACK, check if a
222 -- project file is specified, without any file arguments and without a
223 -- switch -files=. If it is the case, invoke the GNAT tool with the proper
224 -- list of files, derived from the sources of the project.
226 function Check_Project
227 (Project : Project_Id;
228 Root_Project : Project_Id) return Boolean;
229 -- Returns True if Project = Root_Project or if we want to consider all
230 -- sources of all projects. For GNAT METRIC, also returns True if Project
231 -- is extended by Root_Project.
233 procedure Check_Relative_Executable (Name : in out String_Access);
234 -- Check if an executable is specified as a relative path. If it is, and
235 -- the path contains directory information, fail. Otherwise, prepend the
236 -- exec directory. This procedure is only used for GNAT LINK when a project
237 -- file is specified.
239 function Configuration_Pragmas_File return Path_Name_Type;
240 -- Return an argument, if there is a configuration pragmas file to be
241 -- specified for Project, otherwise return No_Name. Used for gnatstub (GNAT
242 -- STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric (GNAT
245 function Mapping_File return Path_Name_Type;
246 -- Create and return the path name of a mapping file. Used for gnatstub
247 -- (GNAT STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric
250 procedure Delete_Temp_Config_Files;
251 -- Delete all temporary config files. The caller is responsible for
252 -- ensuring that Keep_Temporary_Files is False.
254 procedure Get_Closure;
255 -- Get the sources in the closure of the ASIS_Main and add them to the
256 -- list of arguments.
258 procedure Non_VMS_Usage;
259 -- Display usage for platforms other than VMS
261 procedure Process_Link;
262 -- Process GNAT LINK, when there is a project file specified
264 procedure Set_Library_For
265 (Project : Project_Id;
266 Tree : Project_Tree_Ref;
267 Libraries_Present : in out Boolean);
268 -- If Project is a library project, add the correct -L and -l switches to
269 -- the linker invocation.
271 procedure Set_Libraries is
272 new For_Every_Project_Imported (Boolean, Set_Library_For);
273 -- Add the -L and -l switches to the linker for all of the library
276 procedure Test_If_Relative_Path
277 (Switch : in out String_Access;
279 -- Test if Switch is a relative search path switch. If it is and it
280 -- includes directory information, prepend the path with Parent. This
281 -- subprogram is only called when using project files.
283 --------------------------
284 -- Add_To_Carg_Switches --
285 --------------------------
287 procedure Add_To_Carg_Switches (Switch : String_Access) is
289 -- If the Carg_Switches table is empty, put "-cargs" at the beginning
291 if Carg_Switches.Last = 0 then
292 Carg_Switches.Increment_Last;
293 Carg_Switches.Table (Carg_Switches.Last) := new String'("-cargs");
296 Carg_Switches.Increment_Last;
297 Carg_Switches.Table (Carg_Switches.Last) := Switch;
298 end Add_To_Carg_Switches;
300 ---------------------------
301 -- Add_To_Rules_Switches --
302 ---------------------------
304 procedure Add_To_Rules_Switches (Switch : String_Access) is
306 -- If the Rules_Switches table is empty, put "-rules" at the beginning
308 if Rules_Switches.Last = 0 then
309 Rules_Switches.Increment_Last;
310 Rules_Switches.Table (Rules_Switches.Last) := new String'("-rules");
313 Rules_Switches.Increment_Last;
314 Rules_Switches.Table (Rules_Switches.Last) := Switch;
315 end Add_To_Rules_Switches;
321 procedure Check_Files is
322 Add_Sources : Boolean := True;
323 Unit : Prj.Unit_Index;
324 Subunit : Boolean := False;
325 FD : File_Descriptor := Invalid_FD;
329 procedure Add_To_Response_File
331 Check_File : Boolean := True);
332 -- Include the file name passed as parameter in the response file for
333 -- the tool being called. If the response file can not be written then
334 -- the file name is passed in the parameter list of the tool. If the
335 -- Check_File parameter is True then the procedure verifies the
336 -- existence of the file before adding it to the response file.
338 --------------------------
339 -- Add_To_Response_File --
340 --------------------------
342 procedure Add_To_Response_File
344 Check_File : Boolean := True)
349 Add_Str_To_Name_Buffer (File_Name);
351 if not Check_File or else
352 Is_Regular_File (Name_Buffer (1 .. Name_Len))
354 if FD /= Invalid_FD then
355 Name_Len := Name_Len + 1;
356 Name_Buffer (Name_Len) := ASCII.LF;
358 Status := Write (FD, Name_Buffer (1)'Address, Name_Len);
360 if Status /= Name_Len then
361 Osint.Fail ("disk full");
364 Last_Switches.Increment_Last;
365 Last_Switches.Table (Last_Switches.Last) :=
366 new String'(File_Name);
369 end Add_To_Response_File;
371 -- Start of processing for Check_Files
374 -- Check if there is at least one argument that is not a switch or if
375 -- there is a -files= switch.
377 for Index in 1 .. Last_Switches.Last loop
378 if Last_Switches.Table (Index).all'Length > 7
379 and then Last_Switches.Table (Index) (1 .. 7) = "-files="
381 Add_Sources := False;
384 elsif Last_Switches.Table (Index) (1) /= '-' then
388 and then Last_Switches.Table (Index - 1).all /= "-o")
390 (The_Command = Pretty
391 and then Last_Switches.Table (Index - 1).all /= "-o"
392 and then Last_Switches.Table (Index - 1).all /= "-of")
394 (The_Command = Metric
396 Last_Switches.Table (Index - 1).all /= "-o" and then
397 Last_Switches.Table (Index - 1).all /= "-og" and then
398 Last_Switches.Table (Index - 1).all /= "-ox" and then
399 Last_Switches.Table (Index - 1).all /= "-d")
401 (The_Command /= Check and then
402 The_Command /= Pretty and then
403 The_Command /= Metric)
405 Add_Sources := False;
411 -- If all arguments are switches and there is no switch -files=, add
412 -- the path names of all the sources of the main project.
416 -- For gnatcheck, gnatpp, and gnatmetric, create a temporary file
417 -- and put the list of sources in it. For gnatstack create a
418 -- temporary file with the list of .ci files.
420 if The_Command = Check or else
421 The_Command = Pretty or else
422 The_Command = Metric or else
425 Tempdir.Create_Temp_File (FD, Temp_File_Name);
426 Last_Switches.Increment_Last;
427 Last_Switches.Table (Last_Switches.Last) :=
428 new String'("-files=" & Get_Name_String (Temp_File_Name));
435 -- Gnatstack needs to add the .ci file for the binder generated
436 -- files corresponding to all of the library projects and main
437 -- units belonging to the application.
439 if The_Command = Stack then
440 Proj := Project_Tree.Projects;
441 while Proj /= null loop
442 if Check_Project (Proj.Project, Project) then
444 Main : String_List_Id;
447 -- Include binder generated files for main programs
449 Main := Proj.Project.Mains;
450 while Main /= Nil_String loop
453 (Proj.Project.Object_Directory.Name) &
457 (Project_Tree.Shared.String_Elements.Table
461 -- When looking for the .ci file for a binder
462 -- generated file, look for both b~xxx and b__xxx
463 -- as gprbuild always uses b__ as the prefix of
466 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
467 and then B_Start.all /= "b__"
471 (Proj.Project.Object_Directory.Name) &
476 .String_Elements.Table (Main).Value),
480 Main := Project_Tree.Shared.String_Elements.Table
484 if Proj.Project.Library then
486 -- Include the .ci file for the binder generated
487 -- files that contains the initialization and
488 -- finalization of the library.
492 (Proj.Project.Object_Directory.Name) &
494 Get_Name_String (Proj.Project.Library_Name) &
497 -- When looking for the .ci file for a binder
498 -- generated file, look for both b~xxx and b__xxx
499 -- as gprbuild always uses b__ as the prefix of
502 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
503 and then B_Start.all /= "b__"
507 (Proj.Project.Object_Directory.Name) &
509 Get_Name_String (Proj.Project.Library_Name) &
520 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
521 while Unit /= No_Unit_Index loop
523 -- For gnatls, we only need to put the library units, body or
524 -- spec, but not the subunits.
526 if The_Command = List then
527 if Unit.File_Names (Impl) /= null
528 and then not Unit.File_Names (Impl).Locally_Removed
530 -- There is a body, check if it is for this project
533 or else Unit.File_Names (Impl).Project = Project
537 if Unit.File_Names (Spec) = null
538 or else Unit.File_Names (Spec).Locally_Removed
540 -- We have a body with no spec: we need to check if
541 -- this is a subunit, because gnatls will complain
545 Src_Ind : constant Source_File_Index :=
546 Sinput.P.Load_Project_File
552 Sinput.P.Source_File_Is_Subunit (Src_Ind);
557 Last_Switches.Increment_Last;
558 Last_Switches.Table (Last_Switches.Last) :=
562 (Impl).Display_File));
566 elsif Unit.File_Names (Spec) /= null
567 and then not Unit.File_Names (Spec).Locally_Removed
569 -- We have a spec with no body. Check if it is for this
572 if All_Projects or else
573 Unit.File_Names (Spec).Project = Project
575 Last_Switches.Increment_Last;
576 Last_Switches.Table (Last_Switches.Last) :=
577 new String'(Get_Name_String
578 (Unit.File_Names (Spec).Display_File));
582 -- For gnatstack, we put the .ci files corresponding to the
583 -- different units, including the binder generated files. We
584 -- only need to do that for the library units, body or spec,
585 -- but not the subunits.
587 elsif The_Command = Stack then
588 if Unit.File_Names (Impl) /= null
589 and then not Unit.File_Names (Impl).Locally_Removed
591 -- There is a body. Check if .ci files for this project
595 (Unit.File_Names (Impl).Project, Project)
599 if Unit.File_Names (Spec) = null
600 or else Unit.File_Names (Spec).Locally_Removed
602 -- We have a body with no spec: we need to check
603 -- if this is a subunit, because .ci files are not
604 -- generated for subunits.
607 Src_Ind : constant Source_File_Index :=
608 Sinput.P.Load_Project_File
614 Sinput.P.Source_File_Is_Subunit (Src_Ind);
622 (Impl).Project. Object_Directory.Name) &
625 (Unit.File_Names (Impl).Display_File),
630 elsif Unit.File_Names (Spec) /= null
631 and then not Unit.File_Names (Spec).Locally_Removed
633 -- Spec with no body, check if it is for this project
636 (Unit.File_Names (Spec).Project, Project)
641 (Spec).Project. Object_Directory.Name) &
644 (Get_Name_String (Unit.File_Names (Spec).File),
650 -- For gnatcheck, gnatsync, gnatpp and gnatmetric, put all
651 -- sources of the project, or of all projects if -U was
654 for Kind in Spec_Or_Body loop
655 if Unit.File_Names (Kind) /= null
656 and then Check_Project
657 (Unit.File_Names (Kind).Project, Project)
658 and then not Unit.File_Names (Kind).Locally_Removed
663 (Unit.File_Names (Kind).Path.Display_Name) &
665 Check_File => False);
670 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
674 if FD /= Invalid_FD then
678 Osint.Fail ("disk full");
688 function Check_Project
689 (Project : Project_Id;
690 Root_Project : Project_Id) return Boolean
695 if Project = No_Project then
698 elsif All_Projects or else Project = Root_Project then
701 elsif The_Command = Metric then
702 Proj := Root_Project;
703 while Proj.Extends /= No_Project loop
704 if Project = Proj.Extends then
708 Proj := Proj.Extends;
715 -------------------------------
716 -- Check_Relative_Executable --
717 -------------------------------
719 procedure Check_Relative_Executable (Name : in out String_Access) is
720 Exec_File_Name : constant String := Name.all;
723 if not Is_Absolute_Path (Exec_File_Name) then
724 for Index in Exec_File_Name'Range loop
725 if Exec_File_Name (Index) = Directory_Separator then
726 Fail ("relative executable (""" &
728 """) with directory part not allowed " &
729 "when using project files");
733 Get_Name_String (Project.Exec_Directory.Name);
735 if Name_Buffer (Name_Len) /= Directory_Separator then
736 Name_Len := Name_Len + 1;
737 Name_Buffer (Name_Len) := Directory_Separator;
740 Name_Buffer (Name_Len + 1 ..
741 Name_Len + Exec_File_Name'Length) :=
743 Name_Len := Name_Len + Exec_File_Name'Length;
744 Name := new String'(Name_Buffer (1 .. Name_Len));
746 end Check_Relative_Executable;
748 --------------------------------
749 -- Configuration_Pragmas_File --
750 --------------------------------
752 function Configuration_Pragmas_File return Path_Name_Type is
754 Prj.Env.Create_Config_Pragmas_File (Project, Project_Tree);
755 return Project.Config_File_Name;
756 end Configuration_Pragmas_File;
758 ------------------------------
759 -- Delete_Temp_Config_Files --
760 ------------------------------
762 procedure Delete_Temp_Config_Files is
765 pragma Warnings (Off, Success);
768 -- This should only be called if Keep_Temporary_Files is False
770 pragma Assert (not Keep_Temporary_Files);
772 if Project /= No_Project then
773 Proj := Project_Tree.Projects;
774 while Proj /= null loop
775 if Proj.Project.Config_File_Temp then
776 Delete_Temporary_File
777 (Project_Tree.Shared, Proj.Project.Config_File_Name);
784 -- If a temporary text file that contains a list of files for a tool
785 -- has been created, delete this temporary file.
787 if Temp_File_Name /= No_Path then
788 Delete_Temporary_File (Project_Tree.Shared, Temp_File_Name);
790 end Delete_Temp_Config_Files;
796 procedure Get_Closure is
797 Args : constant Argument_List :=
798 (1 => new String'("-q"),
799 2 => new String'("-b"),
800 3 => new String'("-P"),
803 6 => new String'("-bargs"),
804 7 => new String'("-R"),
805 8 => new String'("-Z"));
806 -- Arguments for the invocation of gnatmake which are added to the
807 -- Last_Arguments list by this procedure.
809 FD : File_Descriptor;
810 -- File descriptor for the temp file that will get the output of the
811 -- invocation of gnatmake.
813 Name : Path_Name_Type;
814 -- Path of the file FD
816 GN_Name : constant String := Program_Name ("gnatmake", "gnat").all;
819 GN_Path : constant String_Access := Locate_Exec_On_Path (GN_Name);
822 Return_Code : Integer;
825 pragma Warnings (Off, Unused);
827 File : Ada.Text_IO.File_Type;
828 Line : String (1 .. 250);
830 -- Used to read file if there is an error, it is good enough to display
831 -- just 250 characters if the first line of the file is very long.
834 Path : Path_Name_Type;
837 if GN_Path = null then
838 Put_Line (Standard_Error, "could not locate " & GN_Name);
842 -- Create the temp file
844 Tempdir.Create_Temp_File (FD, Name);
846 -- And close it, because on VMS Spawn with a file descriptor created
847 -- with Create_Temp_File does not redirect output.
851 -- Spawn "gnatmake -q -b -P <project> <main> -bargs -R -Z"
854 (Program_Name => GN_Path.all,
856 Output_File => Get_Name_String (Name),
858 Return_Code => Return_Code,
861 -- Read the output of the invocation of gnatmake
863 Open (File, In_File, Get_Name_String (Name));
865 -- If it was unsuccessful, display the first line in the file and exit
868 if Return_Code /= 0 then
869 Get_Line (File, Line, Last);
872 if not Keep_Temporary_Files then
878 -- Don't crash if it is not possible to delete or close the file,
879 -- just ignore the situation.
886 Put_Line (Standard_Error, Line (1 .. Last));
888 (Standard_Error, "could not get closure of " & ASIS_Main.all);
892 -- Get each file name in the file, find its path and add it the
893 -- list of arguments.
895 while not End_Of_File (File) loop
896 Get_Line (File, Line, Last);
899 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
900 while Unit /= No_Unit_Index loop
901 if Unit.File_Names (Spec) /= null
903 Get_Name_String (Unit.File_Names (Spec).File) =
906 Path := Unit.File_Names (Spec).Path.Name;
909 elsif Unit.File_Names (Impl) /= null
911 Get_Name_String (Unit.File_Names (Impl).File) =
914 Path := Unit.File_Names (Impl).Path.Name;
918 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
921 Last_Switches.Increment_Last;
923 if Path /= No_Path then
924 Last_Switches.Table (Last_Switches.Last) :=
925 new String'(Get_Name_String (Path));
928 Last_Switches.Table (Last_Switches.Last) :=
929 new String'(Line (1 .. Last));
934 if not Keep_Temporary_Files then
940 -- Don't crash if it is not possible to delete or close the file,
941 -- just ignore the situation.
954 function Mapping_File return Path_Name_Type is
955 Result : Path_Name_Type;
957 Prj.Env.Create_Mapping_File
959 Language => Name_Ada,
960 In_Tree => Project_Tree,
969 procedure Process_Link is
970 Look_For_Executable : Boolean := True;
971 Libraries_Present : Boolean := False;
972 Path_Option : constant String_Access :=
973 MLib.Linker_Library_Path_Option;
974 Prj : Project_Id := Project;
977 Skip_Executable : Boolean := False;
980 -- Add the default search directories, to be able to find
981 -- libgnat in call to MLib.Utl.Lib_Directory.
983 Add_Default_Search_Dirs;
985 Library_Paths.Set_Last (0);
987 -- Check if there are library project files
989 if MLib.Tgt.Support_For_Libraries /= None then
990 Set_Libraries (Project, Project_Tree, Libraries_Present);
993 -- If there are, add the necessary additional switches
995 if Libraries_Present then
997 -- Add -L<lib_dir> -lgnarl -lgnat -Wl,-rpath,<lib_dir>
999 Last_Switches.Increment_Last;
1000 Last_Switches.Table (Last_Switches.Last) :=
1001 new String'("-L" & MLib.Utl.Lib_Directory);
1002 Last_Switches.Increment_Last;
1003 Last_Switches.Table (Last_Switches.Last) :=
1004 new String'("-lgnarl");
1005 Last_Switches.Increment_Last;
1006 Last_Switches.Table (Last_Switches.Last) :=
1007 new String'("-lgnat");
1009 -- If Path_Option is not null, create the switch ("-Wl,-rpath," or
1010 -- equivalent) with all the library dirs plus the standard GNAT
1013 if Path_Option /= null then
1015 Option : String_Access;
1016 Length : Natural := Path_Option'Length;
1020 if MLib.Separate_Run_Path_Options then
1022 -- We are going to create one switch of the form
1023 -- "-Wl,-rpath,dir_N" for each directory to consider.
1025 -- One switch for each library directory
1028 Library_Paths.First .. Library_Paths.Last
1030 Last_Switches.Increment_Last;
1032 (Last_Switches.Last) := new String'
1034 Last_Switches.Table (Index).all);
1037 -- One switch for the standard GNAT library dir
1039 Last_Switches.Increment_Last;
1041 (Last_Switches.Last) := new String'
1042 (Path_Option.all & MLib.Utl.Lib_Directory);
1045 -- First, compute the exact length for the switch
1048 Library_Paths.First .. Library_Paths.Last
1050 -- Add the length of the library dir plus one for the
1051 -- directory separator.
1055 Library_Paths.Table (Index)'Length + 1;
1058 -- Finally, add the length of the standard GNAT library dir
1060 Length := Length + MLib.Utl.Lib_Directory'Length;
1061 Option := new String (1 .. Length);
1062 Option (1 .. Path_Option'Length) := Path_Option.all;
1063 Current := Path_Option'Length;
1065 -- Put each library dir followed by a dir separator
1068 Library_Paths.First .. Library_Paths.Last
1073 Library_Paths.Table (Index)'Length) :=
1074 Library_Paths.Table (Index).all;
1077 Library_Paths.Table (Index)'Length + 1;
1078 Option (Current) := Path_Separator;
1081 -- Finally put the standard GNAT library dir
1085 Current + MLib.Utl.Lib_Directory'Length) :=
1086 MLib.Utl.Lib_Directory;
1088 -- And add the switch to the last switches
1090 Last_Switches.Increment_Last;
1091 Last_Switches.Table (Last_Switches.Last) :=
1098 -- Check if the first ALI file specified can be found, either in the
1099 -- object directory of the main project or in an object directory of a
1100 -- project file extended by the main project. If the ALI file can be
1101 -- found, replace its name with its absolute path.
1103 Skip_Executable := False;
1105 Switch_Loop : for J in 1 .. Last_Switches.Last loop
1107 -- If we have an executable just reset the flag
1109 if Skip_Executable then
1110 Skip_Executable := False;
1112 -- If -o, set flag so that next switch is not processed
1114 elsif Last_Switches.Table (J).all = "-o" then
1115 Skip_Executable := True;
1121 Switch : constant String :=
1122 Last_Switches.Table (J).all;
1123 ALI_File : constant String (1 .. Switch'Length + 4) :=
1126 Test_Existence : Boolean := False;
1129 Last := Switch'Length;
1131 -- Skip real switches
1133 if Switch'Length /= 0
1134 and then Switch (Switch'First) /= '-'
1136 -- Append ".ali" if file name does not end with it
1138 if Switch'Length <= 4
1139 or else Switch (Switch'Last - 3 .. Switch'Last) /= ".ali"
1141 Last := ALI_File'Last;
1144 -- If file name includes directory information, stop if ALI
1147 if Is_Absolute_Path (ALI_File (1 .. Last)) then
1148 Test_Existence := True;
1151 for K in Switch'Range loop
1153 or else Switch (K) = Directory_Separator
1155 Test_Existence := True;
1161 if Test_Existence then
1162 if Is_Regular_File (ALI_File (1 .. Last)) then
1166 -- Look in object directories if ALI file exists
1171 Dir : constant String :=
1172 Get_Name_String (Prj.Object_Directory.Name);
1176 ALI_File (1 .. Last))
1178 -- We have found the correct project, so we
1179 -- replace the file with the absolute path.
1181 Last_Switches.Table (J) :=
1182 new String'(Dir & ALI_File (1 .. Last));
1190 -- Go to the project being extended, if any
1193 exit Project_Loop when Prj = No_Project;
1194 end loop Project_Loop;
1199 end loop Switch_Loop;
1201 -- If a relative path output file has been specified, we add the exec
1204 for J in reverse 1 .. Last_Switches.Last - 1 loop
1205 if Last_Switches.Table (J).all = "-o" then
1206 Check_Relative_Executable
1207 (Name => Last_Switches.Table (J + 1));
1208 Look_For_Executable := False;
1213 if Look_For_Executable then
1214 for J in reverse 1 .. First_Switches.Last - 1 loop
1215 if First_Switches.Table (J).all = "-o" then
1216 Look_For_Executable := False;
1217 Check_Relative_Executable
1218 (Name => First_Switches.Table (J + 1));
1224 -- If no executable is specified, then find the name of the first ALI
1225 -- file on the command line and issue a -o switch with the absolute path
1226 -- of the executable in the exec directory.
1228 if Look_For_Executable then
1229 for J in 1 .. Last_Switches.Last loop
1230 Arg := Last_Switches.Table (J);
1233 if Arg'Length /= 0 and then Arg (Arg'First) /= '-' then
1235 and then Arg (Arg'Last - 3 .. Arg'Last) = ".ali"
1237 Last := Arg'Last - 4;
1239 elsif Is_Regular_File (Arg.all & ".ali") then
1244 Last_Switches.Increment_Last;
1245 Last_Switches.Table (Last_Switches.Last) :=
1247 Get_Name_String (Project.Exec_Directory.Name);
1248 Last_Switches.Increment_Last;
1249 Last_Switches.Table (Last_Switches.Last) :=
1250 new String'(Name_Buffer (1 .. Name_Len) &
1252 (Base_Name (Arg (Arg'First .. Last))));
1260 ---------------------
1261 -- Set_Library_For --
1262 ---------------------
1264 procedure Set_Library_For
1265 (Project : Project_Id;
1266 Tree : Project_Tree_Ref;
1267 Libraries_Present : in out Boolean)
1269 pragma Unreferenced (Tree);
1271 Path_Option : constant String_Access :=
1272 MLib.Linker_Library_Path_Option;
1275 -- Case of library project
1277 if Project.Library then
1278 Libraries_Present := True;
1280 -- Add the -L switch
1282 Last_Switches.Increment_Last;
1283 Last_Switches.Table (Last_Switches.Last) :=
1284 new String'("-L" & Get_Name_String (Project.Library_Dir.Name));
1286 -- Add the -l switch
1288 Last_Switches.Increment_Last;
1289 Last_Switches.Table (Last_Switches.Last) :=
1290 new String'("-l" & Get_Name_String (Project.Library_Name));
1292 -- Add the directory to table Library_Paths, to be processed later
1293 -- if library is not static and if Path_Option is not null.
1295 if Project.Library_Kind /= Static
1296 and then Path_Option /= null
1298 Library_Paths.Increment_Last;
1299 Library_Paths.Table (Library_Paths.Last) :=
1300 new String'(Get_Name_String (Project.Library_Dir.Name));
1303 end Set_Library_For;
1305 ---------------------------
1306 -- Test_If_Relative_Path --
1307 ---------------------------
1309 procedure Test_If_Relative_Path
1310 (Switch : in out String_Access;
1314 Makeutl.Test_If_Relative_Path
1316 Do_Fail => Osint.Fail'Access,
1317 Including_Non_Switch => False,
1318 Including_RTS => True);
1319 end Test_If_Relative_Path;
1325 procedure Non_VMS_Usage is
1329 Put_Line ("List of available commands");
1332 for C in Command_List'Range loop
1334 -- No usage for VMS only command or for Sync
1336 if not Command_List (C).VMS_Only and then C /= Sync then
1337 if Targparm.AAMP_On_Target then
1343 Put (To_Lower (Command_List (C).Cname.all));
1346 -- Never call gnatstack with a prefix
1349 Put (Command_List (C).Unixcmd.all);
1351 Put (Program_Name (Command_List (C).Unixcmd.all, "gnat").all);
1355 Sws : Argument_List_Access renames Command_List (C).Unixsws;
1358 for J in Sws'Range loop
1370 Put_Line ("All commands except chop, krunch and preprocess " &
1371 "accept project file switches -vPx, -Pprj and -Xnam=val");
1375 -- Start of processing for GNATCmd
1383 Prj.Tree.Initialize (Root_Environment, Gnatmake_Flags);
1384 Prj.Env.Initialize_Default_Project_Path
1385 (Root_Environment.Project_Path,
1386 Target_Name => Sdefault.Target_Name.all);
1388 Project_Node_Tree := new Project_Node_Tree_Data;
1389 Prj.Tree.Initialize (Project_Node_Tree);
1391 Prj.Initialize (Project_Tree);
1394 Last_Switches.Set_Last (0);
1396 First_Switches.Init;
1397 First_Switches.Set_Last (0);
1399 Carg_Switches.Set_Last (0);
1400 Rules_Switches.Init;
1401 Rules_Switches.Set_Last (0);
1403 VMS_Conv.Initialize;
1405 -- Add the default search directories, to be able to find system.ads in the
1406 -- subsequent call to Targparm.Get_Target_Parameters.
1408 Add_Default_Search_Dirs;
1410 -- Get target parameters so that AAMP_On_Target will be set, for testing in
1411 -- Osint.Program_Name to handle the mapping of GNAAMP tool names.
1413 Targparm.Get_Target_Parameters;
1415 -- Put the command line in environment variable GNAT_DRIVER_COMMAND_LINE,
1416 -- so that the spawned tool may know the way the GNAT driver was invoked.
1419 Add_Str_To_Name_Buffer (Command_Name);
1421 for J in 1 .. Argument_Count loop
1422 Add_Char_To_Name_Buffer (' ');
1423 Add_Str_To_Name_Buffer (Argument (J));
1426 -- On OpenVMS, setenv creates a logical whose length is limited to
1429 if OpenVMS and then Name_Len > Max_OpenVMS_Logical_Length then
1430 Name_Buffer (Max_OpenVMS_Logical_Length - 2
1431 .. Max_OpenVMS_Logical_Length) := "...";
1432 Name_Len := Max_OpenVMS_Logical_Length;
1435 Setenv ("GNAT_DRIVER_COMMAND_LINE", Name_Buffer (1 .. Name_Len));
1437 -- Add the directory where the GNAT driver is invoked in front of the path,
1438 -- if the GNAT driver is invoked with directory information. Do not do this
1439 -- for VMS, where the notion of path does not really exist.
1443 Command : constant String := Command_Name;
1446 for Index in reverse Command'Range loop
1447 if Command (Index) = Directory_Separator then
1449 Absolute_Dir : constant String :=
1451 (Command (Command'First .. Index));
1453 PATH : constant String :=
1454 Absolute_Dir & Path_Separator & Getenv ("PATH").all;
1457 Setenv ("PATH", PATH);
1466 -- If on VMS, or if VMS emulation is on, convert VMS style /qualifiers,
1467 -- filenames and pathnames to Unix style.
1470 or else To_Lower (Getenv ("EMULATE_VMS").all) = "true"
1472 VMS_Conversion (The_Command);
1474 B_Start := new String'("b__");
1476 -- If not on VMS, scan the command line directly
1479 if Argument_Count = 0 then
1485 if Argument_Count > Command_Arg
1486 and then Argument (Command_Arg) = "-v"
1488 Verbose_Mode := True;
1489 Command_Arg := Command_Arg + 1;
1491 elsif Argument_Count > Command_Arg
1492 and then Argument (Command_Arg) = "-dn"
1494 Keep_Temporary_Files := True;
1495 Command_Arg := Command_Arg + 1;
1502 The_Command := Real_Command_Type'Value (Argument (Command_Arg));
1504 if Command_List (The_Command).VMS_Only then
1508 & Command_List (The_Command).Cname.all
1509 & """ can only be used on VMS");
1513 when Constraint_Error =>
1515 -- Check if it is an alternate command
1518 Alternate : Alternate_Command;
1521 Alternate := Alternate_Command'Value
1522 (Argument (Command_Arg));
1523 The_Command := Corresponding_To (Alternate);
1526 when Constraint_Error =>
1528 Fail ("Unknown command: " & Argument (Command_Arg));
1532 -- Get the arguments from the command line and from the eventual
1533 -- argument file(s) specified on the command line.
1535 for Arg in Command_Arg + 1 .. Argument_Count loop
1537 The_Arg : constant String := Argument (Arg);
1540 -- Check if an argument file is specified
1542 if The_Arg (The_Arg'First) = '@' then
1544 Arg_File : Ada.Text_IO.File_Type;
1545 Line : String (1 .. 256);
1549 -- Open the file and fail if the file cannot be found
1554 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1559 (Standard_Error, "Cannot open argument file """);
1562 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1564 Put_Line (Standard_Error, """");
1568 -- Read line by line and put the content of each non-
1569 -- empty line in the Last_Switches table.
1571 while not End_Of_File (Arg_File) loop
1572 Get_Line (Arg_File, Line, Last);
1575 Last_Switches.Increment_Last;
1576 Last_Switches.Table (Last_Switches.Last) :=
1577 new String'(Line (1 .. Last));
1585 -- It is not an argument file; just put the argument in
1586 -- the Last_Switches table.
1588 Last_Switches.Increment_Last;
1589 Last_Switches.Table (Last_Switches.Last) :=
1590 new String'(The_Arg);
1598 Program : String_Access;
1599 Exec_Path : String_Access;
1602 if The_Command = Stack then
1604 -- Never call gnatstack with a prefix
1606 Program := new String'(Command_List (The_Command).Unixcmd.all);
1610 Program_Name (Command_List (The_Command).Unixcmd.all, "gnat");
1613 -- For the tools where the GNAT driver processes the project files,
1614 -- allow shared library projects to import projects that are not shared
1615 -- library projects, to avoid adding a switch for these tools. For the
1616 -- builder (gnatmake), if a shared library project imports a project
1617 -- that is not a shared library project and the appropriate switch is
1618 -- not specified, the invocation of gnatmake will fail.
1620 Opt.Unchecked_Shared_Lib_Imports := True;
1622 -- Locate the executable for the command
1624 Exec_Path := Locate_Exec_On_Path (Program.all);
1626 if Exec_Path = null then
1627 Put_Line (Standard_Error, "could not locate " & Program.all);
1631 -- If there are switches for the executable, put them as first switches
1633 if Command_List (The_Command).Unixsws /= null then
1634 for J in Command_List (The_Command).Unixsws'Range loop
1635 First_Switches.Increment_Last;
1636 First_Switches.Table (First_Switches.Last) :=
1637 Command_List (The_Command).Unixsws (J);
1641 -- For BIND, CHECK, ELIM, FIND, LINK, LIST, METRIC, PRETTY, STACK, STUB,
1642 -- SYNC and XREF, look for project file related switches.
1646 Tool_Package_Name := Name_Binder;
1647 Packages_To_Check := Packages_To_Check_By_Binder;
1649 Tool_Package_Name := Name_Check;
1650 Packages_To_Check := Packages_To_Check_By_Check;
1652 Tool_Package_Name := Name_Eliminate;
1653 Packages_To_Check := Packages_To_Check_By_Eliminate;
1655 Tool_Package_Name := Name_Finder;
1656 Packages_To_Check := Packages_To_Check_By_Finder;
1658 Tool_Package_Name := Name_Linker;
1659 Packages_To_Check := Packages_To_Check_By_Linker;
1661 Tool_Package_Name := Name_Gnatls;
1662 Packages_To_Check := Packages_To_Check_By_Gnatls;
1664 Tool_Package_Name := Name_Metrics;
1665 Packages_To_Check := Packages_To_Check_By_Metric;
1667 Tool_Package_Name := Name_Pretty_Printer;
1668 Packages_To_Check := Packages_To_Check_By_Pretty;
1670 Tool_Package_Name := Name_Stack;
1671 Packages_To_Check := Packages_To_Check_By_Stack;
1673 Tool_Package_Name := Name_Gnatstub;
1674 Packages_To_Check := Packages_To_Check_By_Gnatstub;
1676 Tool_Package_Name := Name_Synchronize;
1677 Packages_To_Check := Packages_To_Check_By_Sync;
1679 Tool_Package_Name := Name_Cross_Reference;
1680 Packages_To_Check := Packages_To_Check_By_Xref;
1682 Tool_Package_Name := No_Name;
1685 if Tool_Package_Name /= No_Name then
1687 -- Check that the switches are consistent. Detect project file
1688 -- related switches.
1690 Inspect_Switches : declare
1691 Arg_Num : Positive := 1;
1692 Argv : String_Access;
1694 procedure Remove_Switch (Num : Positive);
1695 -- Remove a project related switch from table Last_Switches
1701 procedure Remove_Switch (Num : Positive) is
1703 Last_Switches.Table (Num .. Last_Switches.Last - 1) :=
1704 Last_Switches.Table (Num + 1 .. Last_Switches.Last);
1705 Last_Switches.Decrement_Last;
1708 -- Start of processing for Inspect_Switches
1711 while Arg_Num <= Last_Switches.Last loop
1712 Argv := Last_Switches.Table (Arg_Num);
1714 if Argv (Argv'First) = '-' then
1715 if Argv'Length = 1 then
1717 ("switch character cannot be followed by a blank");
1720 -- The two style project files (-p and -P) cannot be used
1723 if (The_Command = Find or else The_Command = Xref)
1724 and then Argv (2) = 'p'
1726 Old_Project_File_Used := True;
1727 if Project_File /= null then
1728 Fail ("-P and -p cannot be used together");
1732 -- --subdirs=... Specify Subdirs
1734 if Argv'Length > Makeutl.Subdirs_Option'Length
1738 Argv'First + Makeutl.Subdirs_Option'Length - 1) =
1739 Makeutl.Subdirs_Option
1744 (Argv'First + Makeutl.Subdirs_Option'Length ..
1747 Remove_Switch (Arg_Num);
1749 -- -aPdir Add dir to the project search path
1751 elsif Argv'Length > 3
1752 and then Argv (Argv'First + 1 .. Argv'First + 2) = "aP"
1754 Prj.Env.Add_Directories
1755 (Root_Environment.Project_Path,
1756 Argv (Argv'First + 3 .. Argv'Last));
1758 Remove_Switch (Arg_Num);
1760 -- -eL Follow links for files
1762 elsif Argv.all = "-eL" then
1763 Follow_Links_For_Files := True;
1764 Follow_Links_For_Dirs := True;
1766 Remove_Switch (Arg_Num);
1768 -- -vPx Specify verbosity while parsing project files
1770 elsif Argv'Length = 4
1771 and then Argv (Argv'First + 1 .. Argv'First + 2) = "vP"
1773 case Argv (Argv'Last) is
1775 Current_Verbosity := Prj.Default;
1777 Current_Verbosity := Prj.Medium;
1779 Current_Verbosity := Prj.High;
1781 Fail ("Invalid switch: " & Argv.all);
1784 Remove_Switch (Arg_Num);
1786 -- -Pproject_file Specify project file to be used
1788 elsif Argv (Argv'First + 1) = 'P' then
1790 -- Only one -P switch can be used
1792 if Project_File /= null then
1795 & ": second project file forbidden (first is """
1799 -- The two style project files (-p and -P) cannot be
1802 elsif Old_Project_File_Used then
1803 Fail ("-p and -P cannot be used together");
1805 elsif Argv'Length = 2 then
1807 -- There is space between -P and the project file
1808 -- name. -P cannot be the last option.
1810 if Arg_Num = Last_Switches.Last then
1811 Fail ("project file name missing after -P");
1814 Remove_Switch (Arg_Num);
1815 Argv := Last_Switches.Table (Arg_Num);
1817 -- After -P, there must be a project file name,
1818 -- not another switch.
1820 if Argv (Argv'First) = '-' then
1821 Fail ("project file name missing after -P");
1824 Project_File := new String'(Argv.all);
1829 -- No space between -P and project file name
1832 new String'(Argv (Argv'First + 2 .. Argv'Last));
1835 Remove_Switch (Arg_Num);
1837 -- -Xexternal=value Specify an external reference to be
1838 -- used in project files
1840 elsif Argv'Length >= 5
1841 and then Argv (Argv'First + 1) = 'X'
1843 if not Check (Root_Environment.External,
1844 Argv (Argv'First + 2 .. Argv'Last))
1847 & " is not a valid external assignment.");
1850 Remove_Switch (Arg_Num);
1853 (The_Command = Check or else
1854 The_Command = Sync or else
1855 The_Command = Pretty or else
1856 The_Command = Metric or else
1857 The_Command = Stack or else
1859 and then Argv'Length = 2
1860 and then Argv (2) = 'U'
1862 All_Projects := True;
1863 Remove_Switch (Arg_Num);
1866 Arg_Num := Arg_Num + 1;
1869 elsif ((The_Command = Check and then Argv (Argv'First) /= '+')
1870 or else The_Command = Sync
1871 or else The_Command = Metric
1872 or else The_Command = Pretty)
1873 and then Project_File /= null
1874 and then All_Projects
1876 if ASIS_Main /= null then
1877 Fail ("cannot specify more than one main after -U");
1880 Remove_Switch (Arg_Num);
1884 Arg_Num := Arg_Num + 1;
1887 end Inspect_Switches;
1890 -- If there is a project file specified, parse it, get the switches
1891 -- for the tool and setup PATH environment variables.
1893 if Project_File /= null then
1894 Prj.Pars.Set_Verbosity (To => Current_Verbosity);
1897 (Project => Project,
1898 In_Tree => Project_Tree,
1899 In_Node_Tree => Project_Node_Tree,
1900 Project_File_Name => Project_File.all,
1901 Env => Root_Environment,
1902 Packages_To_Check => Packages_To_Check);
1904 if Project = Prj.No_Project then
1905 Fail ("""" & Project_File.all & """ processing failed");
1908 -- Check if a package with the name of the tool is in the project
1909 -- file and if there is one, get the switches, if any, and scan them.
1912 Pkg : constant Prj.Package_Id :=
1914 (Name => Tool_Package_Name,
1915 In_Packages => Project.Decl.Packages,
1916 Shared => Project_Tree.Shared);
1918 Element : Package_Element;
1920 Switches_Array : Array_Element_Id;
1922 The_Switches : Prj.Variable_Value;
1923 Current : Prj.String_List_Id;
1924 The_String : String_Element;
1926 Main : String_Access := null;
1929 if Pkg /= No_Package then
1930 Element := Project_Tree.Shared.Packages.Table (Pkg);
1932 -- Packages Gnatls and Gnatstack have a single attribute
1933 -- Switches, that is not an associative array.
1935 if The_Command = List or else The_Command = Stack then
1938 (Variable_Name => Snames.Name_Switches,
1939 In_Variables => Element.Decl.Attributes,
1940 Shared => Project_Tree.Shared);
1942 -- Packages Binder (for gnatbind), Cross_Reference (for
1943 -- gnatxref), Linker (for gnatlink), Finder (for gnatfind),
1944 -- Pretty_Printer (for gnatpp), Eliminate (for gnatelim), Check
1945 -- (for gnatcheck), and Metric (for gnatmetric) have an
1946 -- attributed Switches, an associative array, indexed by the
1947 -- name of the file.
1949 -- They also have an attribute Default_Switches, indexed by the
1950 -- name of the programming language.
1953 -- First check if there is a single main
1955 for J in 1 .. Last_Switches.Last loop
1956 if Last_Switches.Table (J) (1) /= '-' then
1958 Main := Last_Switches.Table (J);
1967 if Main /= null then
1970 (Name => Name_Switches,
1971 In_Arrays => Element.Decl.Arrays,
1972 Shared => Project_Tree.Shared);
1974 Add_Str_To_Name_Buffer (Main.all);
1975 The_Switches := Prj.Util.Value_Of
1976 (Index => Name_Find,
1978 In_Array => Switches_Array,
1979 Shared => Project_Tree.Shared);
1982 if The_Switches.Kind = Prj.Undefined then
1985 (Name => Name_Default_Switches,
1986 In_Arrays => Element.Decl.Arrays,
1987 Shared => Project_Tree.Shared);
1988 The_Switches := Prj.Util.Value_Of
1991 In_Array => Switches_Array,
1992 Shared => Project_Tree.Shared);
1996 -- If there are switches specified in the package of the
1997 -- project file corresponding to the tool, scan them.
1999 case The_Switches.Kind is
2000 when Prj.Undefined =>
2005 Switch : constant String :=
2006 Get_Name_String (The_Switches.Value);
2009 if Switch'Length > 0 then
2010 First_Switches.Increment_Last;
2011 First_Switches.Table (First_Switches.Last) :=
2012 new String'(Switch);
2017 Current := The_Switches.Values;
2018 while Current /= Prj.Nil_String loop
2019 The_String := Project_Tree.Shared.String_Elements.
2023 Switch : constant String :=
2024 Get_Name_String (The_String.Value);
2027 if Switch'Length > 0 then
2028 First_Switches.Increment_Last;
2029 First_Switches.Table (First_Switches.Last) :=
2030 new String'(Switch);
2034 Current := The_String.Next;
2040 if The_Command = Bind
2041 or else The_Command = Link
2042 or else The_Command = Elim
2044 Change_Dir (Get_Name_String (Project.Object_Directory.Name));
2047 -- Set up the env vars for project path files
2049 Prj.Env.Set_Ada_Paths
2050 (Project, Project_Tree, Including_Libraries => False);
2052 -- For gnatcheck, gnatstub, gnatmetric, gnatpp and gnatelim, create
2053 -- a configuration pragmas file, if necessary.
2055 if The_Command = Pretty
2056 or else The_Command = Metric
2057 or else The_Command = Stub
2058 or else The_Command = Elim
2059 or else The_Command = Check
2060 or else The_Command = Sync
2062 -- If there are switches in package Compiler, put them in the
2063 -- Carg_Switches table.
2066 Pkg : constant Prj.Package_Id :=
2068 (Name => Name_Compiler,
2069 In_Packages => Project.Decl.Packages,
2070 Shared => Project_Tree.Shared);
2072 Element : Package_Element;
2074 Switches_Array : Array_Element_Id;
2076 The_Switches : Prj.Variable_Value;
2077 Current : Prj.String_List_Id;
2078 The_String : String_Element;
2080 Main : String_Access := null;
2084 if Pkg /= No_Package then
2086 -- First, check if there is a single main specified.
2088 for J in 1 .. Last_Switches.Last loop
2089 if Last_Switches.Table (J) (1) /= '-' then
2091 Main := Last_Switches.Table (J);
2100 Element := Project_Tree.Shared.Packages.Table (Pkg);
2102 -- If there is a single main and there is compilation
2103 -- switches specified in the project file, use them.
2105 if Main /= null and then not All_Projects then
2106 Name_Len := Main'Length;
2107 Name_Buffer (1 .. Name_Len) := Main.all;
2108 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2109 Main_Id := Name_Find;
2113 (Name => Name_Switches,
2114 In_Arrays => Element.Decl.Arrays,
2115 Shared => Project_Tree.Shared);
2116 The_Switches := Prj.Util.Value_Of
2119 In_Array => Switches_Array,
2120 Shared => Project_Tree.Shared);
2123 -- Otherwise, get the Default_Switches ("Ada")
2125 if The_Switches.Kind = Undefined then
2128 (Name => Name_Default_Switches,
2129 In_Arrays => Element.Decl.Arrays,
2130 Shared => Project_Tree.Shared);
2131 The_Switches := Prj.Util.Value_Of
2134 In_Array => Switches_Array,
2135 Shared => Project_Tree.Shared);
2138 -- If there are switches specified, put them in the
2139 -- Carg_Switches table.
2141 case The_Switches.Kind is
2142 when Prj.Undefined =>
2147 Switch : constant String :=
2148 Get_Name_String (The_Switches.Value);
2150 if Switch'Length > 0 then
2151 Add_To_Carg_Switches (new String'(Switch));
2156 Current := The_Switches.Values;
2157 while Current /= Prj.Nil_String loop
2158 The_String := Project_Tree.Shared.String_Elements
2162 Switch : constant String :=
2163 Get_Name_String (The_String.Value);
2165 if Switch'Length > 0 then
2166 Add_To_Carg_Switches (new String'(Switch));
2170 Current := The_String.Next;
2176 -- If -cargs is one of the switches, move the following switches
2177 -- to the Carg_Switches table.
2179 for J in 1 .. First_Switches.Last loop
2180 if First_Switches.Table (J).all = "-cargs" then
2186 -- Move the switches that are before -rules when the
2187 -- command is CHECK.
2190 while K <= First_Switches.Last
2192 (The_Command /= Check
2193 or else First_Switches.Table (K).all /= "-rules")
2195 Add_To_Carg_Switches (First_Switches.Table (K));
2199 if K > First_Switches.Last then
2200 First_Switches.Set_Last (J - 1);
2204 while K <= First_Switches.Last loop
2206 First_Switches.Table (Last) :=
2207 First_Switches.Table (K);
2211 First_Switches.Set_Last (Last);
2219 for J in 1 .. Last_Switches.Last loop
2220 if Last_Switches.Table (J).all = "-cargs" then
2226 -- Move the switches that are before -rules when the
2227 -- command is CHECK.
2230 while K <= Last_Switches.Last
2232 (The_Command /= Check
2233 or else Last_Switches.Table (K).all /= "-rules")
2235 Add_To_Carg_Switches (Last_Switches.Table (K));
2239 if K > Last_Switches.Last then
2240 Last_Switches.Set_Last (J - 1);
2244 while K <= Last_Switches.Last loop
2246 Last_Switches.Table (Last) :=
2247 Last_Switches.Table (K);
2251 Last_Switches.Set_Last (Last);
2260 CP_File : constant Path_Name_Type := Configuration_Pragmas_File;
2261 M_File : constant Path_Name_Type := Mapping_File;
2264 if CP_File /= No_Path then
2265 if The_Command = Elim then
2266 First_Switches.Increment_Last;
2267 First_Switches.Table (First_Switches.Last) :=
2268 new String'("-C" & Get_Name_String (CP_File));
2271 Add_To_Carg_Switches
2272 (new String'("-gnatec=" & Get_Name_String (CP_File)));
2276 if M_File /= No_Path then
2277 Add_To_Carg_Switches
2278 (new String'("-gnatem=" & Get_Name_String (M_File)));
2281 -- For gnatcheck, also indicate a global configuration pragmas
2282 -- file and, if -U is not used, a local one.
2284 if The_Command = Check then
2286 Pkg : constant Prj.Package_Id :=
2288 (Name => Name_Builder,
2289 In_Packages => Project.Decl.Packages,
2290 Shared => Project_Tree.Shared);
2292 Variable : Variable_Value :=
2295 Attribute_Or_Array_Name =>
2296 Name_Global_Configuration_Pragmas,
2298 Shared => Project_Tree.Shared);
2301 if (Variable = Nil_Variable_Value
2302 or else Length_Of_Name (Variable.Value) = 0)
2303 and then Pkg /= No_Package
2308 Attribute_Or_Array_Name =>
2309 Name_Global_Config_File,
2311 Shared => Project_Tree.Shared);
2314 if Variable /= Nil_Variable_Value
2315 and then Length_Of_Name (Variable.Value) /= 0
2317 Add_To_Carg_Switches
2319 ("-gnatec=" & Get_Name_String (Variable.Value)));
2323 if not All_Projects then
2325 Pkg : constant Prj.Package_Id :=
2327 (Name => Name_Compiler,
2328 In_Packages => Project.Decl.Packages,
2329 Shared => Project_Tree.Shared);
2331 Variable : Variable_Value :=
2334 Attribute_Or_Array_Name =>
2335 Name_Local_Configuration_Pragmas,
2337 Shared => Project_Tree.Shared);
2340 if (Variable = Nil_Variable_Value
2341 or else Length_Of_Name (Variable.Value) = 0)
2342 and then Pkg /= No_Package
2347 Attribute_Or_Array_Name =>
2348 Name_Local_Config_File,
2351 Project_Tree.Shared);
2354 if Variable /= Nil_Variable_Value
2355 and then Length_Of_Name (Variable.Value) /= 0
2357 Add_To_Carg_Switches
2360 Get_Name_String (Variable.Value)));
2368 if The_Command = Link then
2372 if The_Command = Link or else The_Command = Bind then
2374 -- For files that are specified as relative paths with directory
2375 -- information, we convert them to absolute paths, with parent
2376 -- being the current working directory if specified on the command
2377 -- line and the project directory if specified in the project
2378 -- file. This is what gnatmake is doing for linker and binder
2381 for J in 1 .. Last_Switches.Last loop
2382 GNATCmd.Test_If_Relative_Path
2383 (Last_Switches.Table (J), Current_Work_Dir);
2386 Get_Name_String (Project.Directory.Name);
2389 Project_Dir : constant String := Name_Buffer (1 .. Name_Len);
2391 for J in 1 .. First_Switches.Last loop
2392 GNATCmd.Test_If_Relative_Path
2393 (First_Switches.Table (J), Project_Dir);
2397 elsif The_Command = Stub then
2399 File_Index : Integer := 0;
2400 Dir_Index : Integer := 0;
2401 Last : constant Integer := Last_Switches.Last;
2402 Lang : constant Language_Ptr :=
2403 Get_Language_From_Name (Project, "ada");
2406 for Index in 1 .. Last loop
2407 if Last_Switches.Table (Index)
2408 (Last_Switches.Table (Index)'First) /= '-'
2410 File_Index := Index;
2415 -- If the project file naming scheme is not standard, and if
2416 -- the file name ends with the spec suffix, then indicate to
2417 -- gnatstub the name of the body file with a -o switch.
2419 if not Is_Standard_GNAT_Naming (Lang.Config.Naming_Data) then
2420 if File_Index /= 0 then
2422 Spec : constant String :=
2424 (Last_Switches.Table (File_Index).all);
2425 Last : Natural := Spec'Last;
2428 Get_Name_String (Lang.Config.Naming_Data.Spec_Suffix);
2430 if Spec'Length > Name_Len
2431 and then Spec (Last - Name_Len + 1 .. Last) =
2432 Name_Buffer (1 .. Name_Len)
2434 Last := Last - Name_Len;
2436 (Lang.Config.Naming_Data.Body_Suffix);
2437 Last_Switches.Increment_Last;
2438 Last_Switches.Table (Last_Switches.Last) :=
2440 Last_Switches.Increment_Last;
2441 Last_Switches.Table (Last_Switches.Last) :=
2442 new String'(Spec (Spec'First .. Last) &
2443 Name_Buffer (1 .. Name_Len));
2449 -- Add the directory of the spec as the destination directory
2450 -- of the body, if there is no destination directory already
2453 if File_Index /= 0 then
2454 for Index in File_Index + 1 .. Last loop
2455 if Last_Switches.Table (Index)
2456 (Last_Switches.Table (Index)'First) /= '-'
2463 if Dir_Index = 0 then
2464 Last_Switches.Increment_Last;
2465 Last_Switches.Table (Last_Switches.Last) :=
2467 (Dir_Name (Last_Switches.Table (File_Index).all));
2473 -- For gnatmetric, the generated files should be put in the object
2474 -- directory. This must be the first switch, because it may be
2475 -- overridden by a switch in package Metrics in the project file or
2476 -- by a command line option. Note that we don't add the -d= switch
2477 -- if there is no object directory available.
2479 if The_Command = Metric
2480 and then Project.Object_Directory /= No_Path_Information
2482 First_Switches.Increment_Last;
2483 First_Switches.Table (2 .. First_Switches.Last) :=
2484 First_Switches.Table (1 .. First_Switches.Last - 1);
2485 First_Switches.Table (1) :=
2487 Get_Name_String (Project.Object_Directory.Name));
2490 -- For gnat check, -rules and the following switches need to be the
2491 -- last options, so move all these switches to table Rules_Switches.
2493 if The_Command = Check then
2496 -- Set to rank of options preceding "-rules"
2498 In_Rules_Switches : Boolean;
2499 -- Set to True when options "-rules" is found
2502 New_Last := First_Switches.Last;
2503 In_Rules_Switches := False;
2505 for J in 1 .. First_Switches.Last loop
2506 if In_Rules_Switches then
2507 Add_To_Rules_Switches (First_Switches.Table (J));
2509 elsif First_Switches.Table (J).all = "-rules" then
2511 In_Rules_Switches := True;
2515 if In_Rules_Switches then
2516 First_Switches.Set_Last (New_Last);
2519 New_Last := Last_Switches.Last;
2520 In_Rules_Switches := False;
2522 for J in 1 .. Last_Switches.Last loop
2523 if In_Rules_Switches then
2524 Add_To_Rules_Switches (Last_Switches.Table (J));
2526 elsif Last_Switches.Table (J).all = "-rules" then
2528 In_Rules_Switches := True;
2532 if In_Rules_Switches then
2533 Last_Switches.Set_Last (New_Last);
2538 -- For gnat check, sync, metric or pretty with -U + a main, get the
2539 -- list of sources from the closure and add them to the arguments.
2541 if ASIS_Main /= null then
2544 -- On VMS, set up the env var again for source dirs file. This is
2545 -- because the call to gnatmake has set this env var to another
2546 -- file that has now been deleted.
2548 if Hostparm.OpenVMS then
2550 -- First make sure that the recorded file names are empty
2552 Prj.Env.Initialize (Project_Tree);
2554 Prj.Env.Set_Ada_Paths
2555 (Project, Project_Tree, Including_Libraries => False);
2558 -- For gnat check, gnat sync, gnat pretty, gnat metric, gnat list,
2559 -- and gnat stack, if no file has been put on the command line, call
2560 -- tool with all the sources of the main project.
2562 elsif The_Command = Check or else
2563 The_Command = Sync or else
2564 The_Command = Pretty or else
2565 The_Command = Metric or else
2566 The_Command = List or else
2573 -- Gather all the arguments and invoke the executable
2576 The_Args : Argument_List
2577 (1 .. First_Switches.Last +
2578 Last_Switches.Last +
2579 Carg_Switches.Last +
2580 Rules_Switches.Last);
2581 Arg_Num : Natural := 0;
2584 for J in 1 .. First_Switches.Last loop
2585 Arg_Num := Arg_Num + 1;
2586 The_Args (Arg_Num) := First_Switches.Table (J);
2589 for J in 1 .. Last_Switches.Last loop
2590 Arg_Num := Arg_Num + 1;
2591 The_Args (Arg_Num) := Last_Switches.Table (J);
2594 for J in 1 .. Carg_Switches.Last loop
2595 Arg_Num := Arg_Num + 1;
2596 The_Args (Arg_Num) := Carg_Switches.Table (J);
2599 for J in 1 .. Rules_Switches.Last loop
2600 Arg_Num := Arg_Num + 1;
2601 The_Args (Arg_Num) := Rules_Switches.Table (J);
2604 -- If Display_Command is on, only display the generated command
2606 if Display_Command then
2607 Put (Standard_Error, "generated command -->");
2608 Put (Standard_Error, Exec_Path.all);
2610 for Arg in The_Args'Range loop
2611 Put (Standard_Error, " ");
2612 Put (Standard_Error, The_Args (Arg).all);
2615 Put (Standard_Error, "<--");
2616 New_Line (Standard_Error);
2620 if Verbose_Mode then
2621 Output.Write_Str (Exec_Path.all);
2623 for Arg in The_Args'Range loop
2624 Output.Write_Char (' ');
2625 Output.Write_Str (The_Args (Arg).all);
2632 Exit_Status (Spawn (Exec_Path.all, The_Args));
2639 if not Keep_Temporary_Files then
2640 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2641 Delete_Temp_Config_Files;
2644 Set_Exit_Status (Failure);
2647 if not Keep_Temporary_Files then
2648 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2649 Delete_Temp_Config_Files;
2652 -- Since GNATCmd is normally called from DCL (the VMS shell), it must
2653 -- return an understandable VMS exit status. However the exit status
2654 -- returned *to* GNATCmd is a Posix style code, so we test it and return
2655 -- just a simple success or failure on VMS.
2657 if Hostparm.OpenVMS and then My_Exit_Status /= Success then
2658 Set_Exit_Status (Failure);
2660 Set_Exit_Status (My_Exit_Status);