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* opts.c (finish_options): Remove duplicate sorry.
[official-gcc.git] / gcc / ada / gnatcmd.adb
blob361840cbda76af68e4a5582ad38f0316b6049fe5
1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT COMPILER COMPONENTS --
4 -- --
5 -- G N A T C M D --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 1996-2011, Free Software Foundation, Inc. --
10 -- --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 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. --
20 -- --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
23 -- --
24 ------------------------------------------------------------------------------
25
26 with GNAT.Directory_Operations; use GNAT.Directory_Operations;
27
28 with Csets;
29 with Hostparm; use Hostparm;
30 with Makeutl; use Makeutl;
31 with MLib.Tgt; use MLib.Tgt;
32 with MLib.Utl;
33 with MLib.Fil;
34 with Namet; use Namet;
35 with Opt; use Opt;
36 with Osint; use Osint;
37 with Output; use Output;
38 with Prj; use Prj;
39 with Prj.Env;
40 with Prj.Ext; use Prj.Ext;
41 with Prj.Pars;
42 with Prj.Tree; use Prj.Tree;
43 with Prj.Util; use Prj.Util;
44 with Sdefault;
45 with Sinput.P;
46 with Snames; use Snames;
47 with Table;
48 with Targparm;
49 with Tempdir;
50 with Types; use Types;
51 with VMS_Conv; use VMS_Conv;
52 with VMS_Cmds; use VMS_Cmds;
53
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;
57
58 with GNAT.OS_Lib; use GNAT.OS_Lib;
59
60 procedure GNATCmd is
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;
67
68 B_Start : String_Ptr := new String'("b~");
69 -- Prefix of binder generated file, changed to b__ for VMS
70
71 Project_Tree : constant Project_Tree_Ref :=
72 new Project_Tree_Data (Is_Root_Tree => True);
73 -- The project tree
74
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
78 -- with -P.
79
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.
83
84 ASIS_Main : String_Access := null;
85 -- Main for commands Check, Metric and Pretty, when -U is used
86
87 package First_Switches is new Table.Table
88 (Table_Component_Type => String_Access,
89 Table_Index_Type => Integer,
90 Table_Low_Bound => 1,
91 Table_Initial => 20,
92 Table_Increment => 100,
93 Table_Name => "Gnatcmd.First_Switches");
94 -- A table to keep the switches from the project file
95
96 package Carg_Switches is new Table.Table
97 (Table_Component_Type => String_Access,
98 Table_Index_Type => Integer,
99 Table_Low_Bound => 1,
100 Table_Initial => 20,
101 Table_Increment => 100,
102 Table_Name => "Gnatcmd.Carg_Switches");
103 -- A table to keep the switches following -cargs for ASIS tools
104
105 package Rules_Switches is new Table.Table
106 (Table_Component_Type => String_Access,
107 Table_Index_Type => Integer,
108 Table_Low_Bound => 1,
109 Table_Initial => 20,
110 Table_Increment => 100,
111 Table_Name => "Gnatcmd.Rules_Switches");
112 -- A table to keep the switches following -rules for gnatcheck
113
114 package Library_Paths is new Table.Table (
115 Table_Component_Type => String_Access,
116 Table_Index_Type => Integer,
117 Table_Low_Bound => 1,
118 Table_Initial => 20,
119 Table_Increment => 100,
120 Table_Name => "Make.Library_Path");
121
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.
125
126 subtype SA is String_Access;
127
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");
143
144 Packages_To_Check_By_Binder : constant String_List_Access :=
145 new String_List'((Naming_String, Binder_String));
146
147 Packages_To_Check_By_Check : constant String_List_Access :=
148 new String_List'
149 ((Naming_String, Builder_String, Check_String, Compiler_String));
150
151 Packages_To_Check_By_Sync : constant String_List_Access :=
152 new String_List'((Naming_String, Synchronize_String, Compiler_String));
153
154 Packages_To_Check_By_Eliminate : constant String_List_Access :=
155 new String_List'((Naming_String, Eliminate_String, Compiler_String));
156
157 Packages_To_Check_By_Finder : constant String_List_Access :=
158 new String_List'((Naming_String, Finder_String));
159
160 Packages_To_Check_By_Linker : constant String_List_Access :=
161 new String_List'((Naming_String, Linker_String));
162
163 Packages_To_Check_By_Gnatls : constant String_List_Access :=
164 new String_List'((Naming_String, Gnatls_String));
165
166 Packages_To_Check_By_Pretty : constant String_List_Access :=
167 new String_List'((Naming_String, Pretty_String, Compiler_String));
168
169 Packages_To_Check_By_Stack : constant String_List_Access :=
170 new String_List'((Naming_String, Stack_String));
171
172 Packages_To_Check_By_Gnatstub : constant String_List_Access :=
173 new String_List'((Naming_String, Gnatstub_String, Compiler_String));
174
175 Packages_To_Check_By_Metric : constant String_List_Access :=
176 new String_List'((Naming_String, Metric_String, Compiler_String));
177
178 Packages_To_Check_By_Xref : constant String_List_Access :=
179 new String_List'((Naming_String, Xref_String));
180
181 Packages_To_Check : String_List_Access := Prj.All_Packages;
182
183 ----------------------------------
184 -- Declarations for GNATCMD use --
185 ----------------------------------
186
187 The_Command : Command_Type;
188 -- The command specified in the invocation of the GNAT driver
189
190 Command_Arg : Positive := 1;
191 -- The index of the command in the arguments of the GNAT driver
192
193 My_Exit_Status : Exit_Status := Success;
194 -- The exit status of the spawned tool. Used to set the correct VMS
195 -- exit status.
196
197 Current_Work_Dir : constant String := Get_Current_Dir;
198 -- The path of the working directory
199
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.
204
205 Max_OpenVMS_Logical_Length : constant Integer := 255;
206 -- The maximum length of OpenVMS logicals
207
208 -----------------------
209 -- Local Subprograms --
210 -----------------------
211
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.
215
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.
219
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.
225
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.
232
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.
238
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
243 -- METRIC).
244
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
248 -- (GNAT METRIC).
249
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.
253
254 procedure Get_Closure;
255 -- Get the sources in the closure of the ASIS_Main and add them to the
256 -- list of arguments.
257
258 procedure Non_VMS_Usage;
259 -- Display usage for platforms other than VMS
260
261 procedure Process_Link;
262 -- Process GNAT LINK, when there is a project file specified
263
264 procedure Set_Library_For
265 (Project : Project_Id;
266 Tree : Project_Tree_Ref;
267 In_Aggregate_Lib : Boolean;
268 Libraries_Present : in out Boolean);
269 -- If Project is a library project, add the correct -L and -l switches to
270 -- the linker invocation.
271
272 procedure Set_Libraries is
273 new For_Every_Project_Imported (Boolean, Set_Library_For);
274 -- Add the -L and -l switches to the linker for all of the library
275 -- projects.
276
277 procedure Test_If_Relative_Path
278 (Switch : in out String_Access;
279 Parent : String);
280 -- Test if Switch is a relative search path switch. If it is and it
281 -- includes directory information, prepend the path with Parent. This
282 -- subprogram is only called when using project files.
283
284 --------------------------
285 -- Add_To_Carg_Switches --
286 --------------------------
287
288 procedure Add_To_Carg_Switches (Switch : String_Access) is
289 begin
290 -- If the Carg_Switches table is empty, put "-cargs" at the beginning
291
292 if Carg_Switches.Last = 0 then
293 Carg_Switches.Increment_Last;
294 Carg_Switches.Table (Carg_Switches.Last) := new String'("-cargs");
295 end if;
296
297 Carg_Switches.Increment_Last;
298 Carg_Switches.Table (Carg_Switches.Last) := Switch;
299 end Add_To_Carg_Switches;
300
301 ---------------------------
302 -- Add_To_Rules_Switches --
303 ---------------------------
304
305 procedure Add_To_Rules_Switches (Switch : String_Access) is
306 begin
307 -- If the Rules_Switches table is empty, put "-rules" at the beginning
308
309 if Rules_Switches.Last = 0 then
310 Rules_Switches.Increment_Last;
311 Rules_Switches.Table (Rules_Switches.Last) := new String'("-rules");
312 end if;
313
314 Rules_Switches.Increment_Last;
315 Rules_Switches.Table (Rules_Switches.Last) := Switch;
316 end Add_To_Rules_Switches;
317
318 -----------------
319 -- Check_Files --
320 -----------------
321
322 procedure Check_Files is
323 Add_Sources : Boolean := True;
324 Unit : Prj.Unit_Index;
325 Subunit : Boolean := False;
326 FD : File_Descriptor := Invalid_FD;
327 Status : Integer;
328 Success : Boolean;
329
330 procedure Add_To_Response_File
331 (File_Name : String;
332 Check_File : Boolean := True);
333 -- Include the file name passed as parameter in the response file for
334 -- the tool being called. If the response file can not be written then
335 -- the file name is passed in the parameter list of the tool. If the
336 -- Check_File parameter is True then the procedure verifies the
337 -- existence of the file before adding it to the response file.
338
339 --------------------------
340 -- Add_To_Response_File --
341 --------------------------
342
343 procedure Add_To_Response_File
344 (File_Name : String;
345 Check_File : Boolean := True)
346 is
347 begin
348 Name_Len := 0;
349
350 Add_Str_To_Name_Buffer (File_Name);
351
352 if not Check_File or else
353 Is_Regular_File (Name_Buffer (1 .. Name_Len))
354 then
355 if FD /= Invalid_FD then
356 Name_Len := Name_Len + 1;
357 Name_Buffer (Name_Len) := ASCII.LF;
358
359 Status := Write (FD, Name_Buffer (1)'Address, Name_Len);
360
361 if Status /= Name_Len then
362 Osint.Fail ("disk full");
363 end if;
364 else
365 Last_Switches.Increment_Last;
366 Last_Switches.Table (Last_Switches.Last) :=
367 new String'(File_Name);
368 end if;
369 end if;
370 end Add_To_Response_File;
371
372 -- Start of processing for Check_Files
373
374 begin
375 -- Check if there is at least one argument that is not a switch or if
376 -- there is a -files= switch.
377
378 for Index in 1 .. Last_Switches.Last loop
379 if Last_Switches.Table (Index).all'Length > 7
380 and then Last_Switches.Table (Index) (1 .. 7) = "-files="
381 then
382 Add_Sources := False;
383 exit;
384
385 elsif Last_Switches.Table (Index) (1) /= '-' then
386 if Index = 1
387 or else
388 (The_Command = Check
389 and then Last_Switches.Table (Index - 1).all /= "-o")
390 or else
391 (The_Command = Pretty
392 and then Last_Switches.Table (Index - 1).all /= "-o"
393 and then Last_Switches.Table (Index - 1).all /= "-of")
394 or else
395 (The_Command = Metric
396 and then
397 Last_Switches.Table (Index - 1).all /= "-o" and then
398 Last_Switches.Table (Index - 1).all /= "-og" and then
399 Last_Switches.Table (Index - 1).all /= "-ox" and then
400 Last_Switches.Table (Index - 1).all /= "-d")
401 or else
402 (The_Command /= Check and then
403 The_Command /= Pretty and then
404 The_Command /= Metric)
405 then
406 Add_Sources := False;
407 exit;
408 end if;
409 end if;
410 end loop;
411
412 -- If all arguments are switches and there is no switch -files=, add
413 -- the path names of all the sources of the main project.
414
415 if Add_Sources then
416
417 -- For gnatcheck, gnatpp, and gnatmetric, create a temporary file
418 -- and put the list of sources in it. For gnatstack create a
419 -- temporary file with the list of .ci files.
420
421 if The_Command = Check or else
422 The_Command = Pretty or else
423 The_Command = Metric or else
424 The_Command = Stack
425 then
426 Tempdir.Create_Temp_File (FD, Temp_File_Name);
427 Last_Switches.Increment_Last;
428 Last_Switches.Table (Last_Switches.Last) :=
429 new String'("-files=" & Get_Name_String (Temp_File_Name));
430 end if;
431
432 declare
433 Proj : Project_List;
434
435 begin
436 -- Gnatstack needs to add the .ci file for the binder generated
437 -- files corresponding to all of the library projects and main
438 -- units belonging to the application.
439
440 if The_Command = Stack then
441 Proj := Project_Tree.Projects;
442 while Proj /= null loop
443 if Check_Project (Proj.Project, Project) then
444 declare
445 Main : String_List_Id;
446
447 begin
448 -- Include binder generated files for main programs
449
450 Main := Proj.Project.Mains;
451 while Main /= Nil_String loop
452 Add_To_Response_File
453 (Get_Name_String
454 (Proj.Project.Object_Directory.Name) &
455 B_Start.all &
456 MLib.Fil.Ext_To
457 (Get_Name_String
458 (Project_Tree.Shared.String_Elements.Table
459 (Main).Value),
460 "ci"));
461
462 -- When looking for the .ci file for a binder
463 -- generated file, look for both b~xxx and b__xxx
464 -- as gprbuild always uses b__ as the prefix of
465 -- such files.
466
467 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
468 and then B_Start.all /= "b__"
469 then
470 Add_To_Response_File
471 (Get_Name_String
472 (Proj.Project.Object_Directory.Name) &
473 "b__" &
474 MLib.Fil.Ext_To
475 (Get_Name_String
476 (Project_Tree.Shared
477 .String_Elements.Table (Main).Value),
478 "ci"));
479 end if;
480
481 Main := Project_Tree.Shared.String_Elements.Table
482 (Main).Next;
483 end loop;
484
485 if Proj.Project.Library then
486
487 -- Include the .ci file for the binder generated
488 -- files that contains the initialization and
489 -- finalization of the library.
490
491 Add_To_Response_File
492 (Get_Name_String
493 (Proj.Project.Object_Directory.Name) &
494 B_Start.all &
495 Get_Name_String (Proj.Project.Library_Name) &
496 ".ci");
497
498 -- When looking for the .ci file for a binder
499 -- generated file, look for both b~xxx and b__xxx
500 -- as gprbuild always uses b__ as the prefix of
501 -- such files.
502
503 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
504 and then B_Start.all /= "b__"
505 then
506 Add_To_Response_File
507 (Get_Name_String
508 (Proj.Project.Object_Directory.Name) &
509 "b__" &
510 Get_Name_String (Proj.Project.Library_Name) &
511 ".ci");
512 end if;
513 end if;
514 end;
515 end if;
516
517 Proj := Proj.Next;
518 end loop;
519 end if;
520
521 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
522 while Unit /= No_Unit_Index loop
523
524 -- For gnatls, we only need to put the library units, body or
525 -- spec, but not the subunits.
526
527 if The_Command = List then
528 if Unit.File_Names (Impl) /= null
529 and then not Unit.File_Names (Impl).Locally_Removed
530 then
531 -- There is a body, check if it is for this project
532
533 if All_Projects
534 or else Unit.File_Names (Impl).Project = Project
535 then
536 Subunit := False;
537
538 if Unit.File_Names (Spec) = null
539 or else Unit.File_Names (Spec).Locally_Removed
540 then
541 -- We have a body with no spec: we need to check if
542 -- this is a subunit, because gnatls will complain
543 -- about subunits.
544
545 declare
546 Src_Ind : constant Source_File_Index :=
547 Sinput.P.Load_Project_File
548 (Get_Name_String
549 (Unit.File_Names
550 (Impl).Path.Name));
551 begin
552 Subunit :=
553 Sinput.P.Source_File_Is_Subunit (Src_Ind);
554 end;
555 end if;
556
557 if not Subunit then
558 Last_Switches.Increment_Last;
559 Last_Switches.Table (Last_Switches.Last) :=
560 new String'
561 (Get_Name_String
562 (Unit.File_Names
563 (Impl).Display_File));
564 end if;
565 end if;
566
567 elsif Unit.File_Names (Spec) /= null
568 and then not Unit.File_Names (Spec).Locally_Removed
569 then
570 -- We have a spec with no body. Check if it is for this
571 -- project.
572
573 if All_Projects or else
574 Unit.File_Names (Spec).Project = Project
575 then
576 Last_Switches.Increment_Last;
577 Last_Switches.Table (Last_Switches.Last) :=
578 new String'(Get_Name_String
579 (Unit.File_Names (Spec).Display_File));
580 end if;
581 end if;
582
583 -- For gnatstack, we put the .ci files corresponding to the
584 -- different units, including the binder generated files. We
585 -- only need to do that for the library units, body or spec,
586 -- but not the subunits.
587
588 elsif The_Command = Stack then
589 if Unit.File_Names (Impl) /= null
590 and then not Unit.File_Names (Impl).Locally_Removed
591 then
592 -- There is a body. Check if .ci files for this project
593 -- must be added.
594
595 if Check_Project
596 (Unit.File_Names (Impl).Project, Project)
597 then
598 Subunit := False;
599
600 if Unit.File_Names (Spec) = null
601 or else Unit.File_Names (Spec).Locally_Removed
602 then
603 -- We have a body with no spec: we need to check
604 -- if this is a subunit, because .ci files are not
605 -- generated for subunits.
606
607 declare
608 Src_Ind : constant Source_File_Index :=
609 Sinput.P.Load_Project_File
610 (Get_Name_String
611 (Unit.File_Names
612 (Impl).Path.Name));
613 begin
614 Subunit :=
615 Sinput.P.Source_File_Is_Subunit (Src_Ind);
616 end;
617 end if;
618
619 if not Subunit then
620 Add_To_Response_File
621 (Get_Name_String
622 (Unit.File_Names
623 (Impl).Project. Object_Directory.Name) &
624 MLib.Fil.Ext_To
625 (Get_Name_String
626 (Unit.File_Names (Impl).Display_File),
627 "ci"));
628 end if;
629 end if;
630
631 elsif Unit.File_Names (Spec) /= null
632 and then not Unit.File_Names (Spec).Locally_Removed
633 then
634 -- Spec with no body, check if it is for this project
635
636 if Check_Project
637 (Unit.File_Names (Spec).Project, Project)
638 then
639 Add_To_Response_File
640 (Get_Name_String
641 (Unit.File_Names
642 (Spec).Project. Object_Directory.Name) &
643 Dir_Separator &
644 MLib.Fil.Ext_To
645 (Get_Name_String (Unit.File_Names (Spec).File),
646 "ci"));
647 end if;
648 end if;
649
650 else
651 -- For gnatcheck, gnatsync, gnatpp and gnatmetric, put all
652 -- sources of the project, or of all projects if -U was
653 -- specified.
654
655 for Kind in Spec_Or_Body loop
656 if Unit.File_Names (Kind) /= null
657 and then Check_Project
658 (Unit.File_Names (Kind).Project, Project)
659 and then not Unit.File_Names (Kind).Locally_Removed
660 then
661 Add_To_Response_File
662 ("""" &
663 Get_Name_String
664 (Unit.File_Names (Kind).Path.Display_Name) &
665 """",
666 Check_File => False);
667 end if;
668 end loop;
669 end if;
670
671 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
672 end loop;
673 end;
674
675 if FD /= Invalid_FD then
676 Close (FD, Success);
677
678 if not Success then
679 Osint.Fail ("disk full");
680 end if;
681 end if;
682 end if;
683 end Check_Files;
684
685 -------------------
686 -- Check_Project --
687 -------------------
688
689 function Check_Project
690 (Project : Project_Id;
691 Root_Project : Project_Id) return Boolean
692 is
693 Proj : Project_Id;
694
695 begin
696 if Project = No_Project then
697 return False;
698
699 elsif All_Projects or else Project = Root_Project then
700 return True;
701
702 elsif The_Command = Metric then
703 Proj := Root_Project;
704 while Proj.Extends /= No_Project loop
705 if Project = Proj.Extends then
706 return True;
707 end if;
708
709 Proj := Proj.Extends;
710 end loop;
711 end if;
712
713 return False;
714 end Check_Project;
715
716 -------------------------------
717 -- Check_Relative_Executable --
718 -------------------------------
719
720 procedure Check_Relative_Executable (Name : in out String_Access) is
721 Exec_File_Name : constant String := Name.all;
722
723 begin
724 if not Is_Absolute_Path (Exec_File_Name) then
725 for Index in Exec_File_Name'Range loop
726 if Exec_File_Name (Index) = Directory_Separator then
727 Fail ("relative executable (""" &
728 Exec_File_Name &
729 """) with directory part not allowed " &
730 "when using project files");
731 end if;
732 end loop;
733
734 Get_Name_String (Project.Exec_Directory.Name);
735
736 if Name_Buffer (Name_Len) /= Directory_Separator then
737 Name_Len := Name_Len + 1;
738 Name_Buffer (Name_Len) := Directory_Separator;
739 end if;
740
741 Name_Buffer (Name_Len + 1 ..
742 Name_Len + Exec_File_Name'Length) :=
743 Exec_File_Name;
744 Name_Len := Name_Len + Exec_File_Name'Length;
745 Name := new String'(Name_Buffer (1 .. Name_Len));
746 end if;
747 end Check_Relative_Executable;
748
749 --------------------------------
750 -- Configuration_Pragmas_File --
751 --------------------------------
752
753 function Configuration_Pragmas_File return Path_Name_Type is
754 begin
755 Prj.Env.Create_Config_Pragmas_File (Project, Project_Tree);
756 return Project.Config_File_Name;
757 end Configuration_Pragmas_File;
758
759 ------------------------------
760 -- Delete_Temp_Config_Files --
761 ------------------------------
762
763 procedure Delete_Temp_Config_Files is
764 Success : Boolean;
765 Proj : Project_List;
766 pragma Warnings (Off, Success);
767
768 begin
769 -- This should only be called if Keep_Temporary_Files is False
770
771 pragma Assert (not Keep_Temporary_Files);
772
773 if Project /= No_Project then
774 Proj := Project_Tree.Projects;
775 while Proj /= null loop
776 if Proj.Project.Config_File_Temp then
777 Delete_Temporary_File
778 (Project_Tree.Shared, Proj.Project.Config_File_Name);
779 end if;
780
781 Proj := Proj.Next;
782 end loop;
783 end if;
784
785 -- If a temporary text file that contains a list of files for a tool
786 -- has been created, delete this temporary file.
787
788 if Temp_File_Name /= No_Path then
789 Delete_Temporary_File (Project_Tree.Shared, Temp_File_Name);
790 end if;
791 end Delete_Temp_Config_Files;
792
793 -----------------
794 -- Get_Closure --
795 -----------------
796
797 procedure Get_Closure is
798 Args : constant Argument_List :=
799 (1 => new String'("-q"),
800 2 => new String'("-b"),
801 3 => new String'("-P"),
802 4 => Project_File,
803 5 => ASIS_Main,
804 6 => new String'("-bargs"),
805 7 => new String'("-R"),
806 8 => new String'("-Z"));
807 -- Arguments for the invocation of gnatmake which are added to the
808 -- Last_Arguments list by this procedure.
809
810 FD : File_Descriptor;
811 -- File descriptor for the temp file that will get the output of the
812 -- invocation of gnatmake.
813
814 Name : Path_Name_Type;
815 -- Path of the file FD
816
817 GN_Name : constant String := Program_Name ("gnatmake", "gnat").all;
818 -- Name for gnatmake
819
820 GN_Path : constant String_Access := Locate_Exec_On_Path (GN_Name);
821 -- Path of gnatmake
822
823 Return_Code : Integer;
824
825 Unused : Boolean;
826 pragma Warnings (Off, Unused);
827
828 File : Ada.Text_IO.File_Type;
829 Line : String (1 .. 250);
830 Last : Natural;
831 -- Used to read file if there is an error, it is good enough to display
832 -- just 250 characters if the first line of the file is very long.
833
834 Unit : Unit_Index;
835 Path : Path_Name_Type;
836
837 begin
838 if GN_Path = null then
839 Put_Line (Standard_Error, "could not locate " & GN_Name);
840 raise Error_Exit;
841 end if;
842
843 -- Create the temp file
844
845 Tempdir.Create_Temp_File (FD, Name);
846
847 -- And close it, because on VMS Spawn with a file descriptor created
848 -- with Create_Temp_File does not redirect output.
849
850 Close (FD);
851
852 -- Spawn "gnatmake -q -b -P <project> <main> -bargs -R -Z"
853
854 Spawn
855 (Program_Name => GN_Path.all,
856 Args => Args,
857 Output_File => Get_Name_String (Name),
858 Success => Unused,
859 Return_Code => Return_Code,
860 Err_To_Out => True);
861
862 -- Read the output of the invocation of gnatmake
863
864 Open (File, In_File, Get_Name_String (Name));
865
866 -- If it was unsuccessful, display the first line in the file and exit
867 -- with error.
868
869 if Return_Code /= 0 then
870 Get_Line (File, Line, Last);
871
872 begin
873 if not Keep_Temporary_Files then
874 Delete (File);
875 else
876 Close (File);
877 end if;
878
879 -- Don't crash if it is not possible to delete or close the file,
880 -- just ignore the situation.
881
882 exception
883 when others =>
884 null;
885 end;
886
887 Put_Line (Standard_Error, Line (1 .. Last));
888 Put_Line
889 (Standard_Error, "could not get closure of " & ASIS_Main.all);
890 raise Error_Exit;
891
892 else
893 -- Get each file name in the file, find its path and add it the
894 -- list of arguments.
895
896 while not End_Of_File (File) loop
897 Get_Line (File, Line, Last);
898 Path := No_Path;
899
900 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
901 while Unit /= No_Unit_Index loop
902 if Unit.File_Names (Spec) /= null
903 and then
904 Get_Name_String (Unit.File_Names (Spec).File) =
905 Line (1 .. Last)
906 then
907 Path := Unit.File_Names (Spec).Path.Name;
908 exit;
909
910 elsif Unit.File_Names (Impl) /= null
911 and then
912 Get_Name_String (Unit.File_Names (Impl).File) =
913 Line (1 .. Last)
914 then
915 Path := Unit.File_Names (Impl).Path.Name;
916 exit;
917 end if;
918
919 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
920 end loop;
921
922 Last_Switches.Increment_Last;
923
924 if Path /= No_Path then
925 Last_Switches.Table (Last_Switches.Last) :=
926 new String'(Get_Name_String (Path));
927
928 else
929 Last_Switches.Table (Last_Switches.Last) :=
930 new String'(Line (1 .. Last));
931 end if;
932 end loop;
933
934 begin
935 if not Keep_Temporary_Files then
936 Delete (File);
937 else
938 Close (File);
939 end if;
940
941 -- Don't crash if it is not possible to delete or close the file,
942 -- just ignore the situation.
943
944 exception
945 when others =>
946 null;
947 end;
948 end if;
949 end Get_Closure;
950
951 ------------------
952 -- Mapping_File --
953 ------------------
954
955 function Mapping_File return Path_Name_Type is
956 Result : Path_Name_Type;
957 begin
958 Prj.Env.Create_Mapping_File
959 (Project => Project,
960 Language => Name_Ada,
961 In_Tree => Project_Tree,
962 Name => Result);
963 return Result;
964 end Mapping_File;
965
966 ------------------
967 -- Process_Link --
968 ------------------
969
970 procedure Process_Link is
971 Look_For_Executable : Boolean := True;
972 Libraries_Present : Boolean := False;
973 Path_Option : constant String_Access :=
974 MLib.Linker_Library_Path_Option;
975 Prj : Project_Id := Project;
976 Arg : String_Access;
977 Last : Natural := 0;
978 Skip_Executable : Boolean := False;
979
980 begin
981 -- Add the default search directories, to be able to find
982 -- libgnat in call to MLib.Utl.Lib_Directory.
983
984 Add_Default_Search_Dirs;
985
986 Library_Paths.Set_Last (0);
987
988 -- Check if there are library project files
989
990 if MLib.Tgt.Support_For_Libraries /= None then
991 Set_Libraries (Project, Project_Tree, Libraries_Present);
992 end if;
993
994 -- If there are, add the necessary additional switches
995
996 if Libraries_Present then
997
998 -- Add -L<lib_dir> -lgnarl -lgnat -Wl,-rpath,<lib_dir>
999
1000 Last_Switches.Increment_Last;
1001 Last_Switches.Table (Last_Switches.Last) :=
1002 new String'("-L" & MLib.Utl.Lib_Directory);
1003 Last_Switches.Increment_Last;
1004 Last_Switches.Table (Last_Switches.Last) :=
1005 new String'("-lgnarl");
1006 Last_Switches.Increment_Last;
1007 Last_Switches.Table (Last_Switches.Last) :=
1008 new String'("-lgnat");
1009
1010 -- If Path_Option is not null, create the switch ("-Wl,-rpath," or
1011 -- equivalent) with all the library dirs plus the standard GNAT
1012 -- library dir.
1013
1014 if Path_Option /= null then
1015 declare
1016 Option : String_Access;
1017 Length : Natural := Path_Option'Length;
1018 Current : Natural;
1019
1020 begin
1021 if MLib.Separate_Run_Path_Options then
1022
1023 -- We are going to create one switch of the form
1024 -- "-Wl,-rpath,dir_N" for each directory to consider.
1025
1026 -- One switch for each library directory
1027
1028 for Index in
1029 Library_Paths.First .. Library_Paths.Last
1030 loop
1031 Last_Switches.Increment_Last;
1032 Last_Switches.Table
1033 (Last_Switches.Last) := new String'
1034 (Path_Option.all &
1035 Last_Switches.Table (Index).all);
1036 end loop;
1037
1038 -- One switch for the standard GNAT library dir
1039
1040 Last_Switches.Increment_Last;
1041 Last_Switches.Table
1042 (Last_Switches.Last) := new String'
1043 (Path_Option.all & MLib.Utl.Lib_Directory);
1044
1045 else
1046 -- First, compute the exact length for the switch
1047
1048 for Index in
1049 Library_Paths.First .. Library_Paths.Last
1050 loop
1051 -- Add the length of the library dir plus one for the
1052 -- directory separator.
1053
1054 Length :=
1055 Length +
1056 Library_Paths.Table (Index)'Length + 1;
1057 end loop;
1058
1059 -- Finally, add the length of the standard GNAT library dir
1060
1061 Length := Length + MLib.Utl.Lib_Directory'Length;
1062 Option := new String (1 .. Length);
1063 Option (1 .. Path_Option'Length) := Path_Option.all;
1064 Current := Path_Option'Length;
1065
1066 -- Put each library dir followed by a dir separator
1067
1068 for Index in
1069 Library_Paths.First .. Library_Paths.Last
1070 loop
1071 Option
1072 (Current + 1 ..
1073 Current +
1074 Library_Paths.Table (Index)'Length) :=
1075 Library_Paths.Table (Index).all;
1076 Current :=
1077 Current +
1078 Library_Paths.Table (Index)'Length + 1;
1079 Option (Current) := Path_Separator;
1080 end loop;
1081
1082 -- Finally put the standard GNAT library dir
1083
1084 Option
1085 (Current + 1 ..
1086 Current + MLib.Utl.Lib_Directory'Length) :=
1087 MLib.Utl.Lib_Directory;
1088
1089 -- And add the switch to the last switches
1090
1091 Last_Switches.Increment_Last;
1092 Last_Switches.Table (Last_Switches.Last) :=
1093 Option;
1094 end if;
1095 end;
1096 end if;
1097 end if;
1098
1099 -- Check if the first ALI file specified can be found, either in the
1100 -- object directory of the main project or in an object directory of a
1101 -- project file extended by the main project. If the ALI file can be
1102 -- found, replace its name with its absolute path.
1103
1104 Skip_Executable := False;
1105
1106 Switch_Loop : for J in 1 .. Last_Switches.Last loop
1107
1108 -- If we have an executable just reset the flag
1109
1110 if Skip_Executable then
1111 Skip_Executable := False;
1112
1113 -- If -o, set flag so that next switch is not processed
1114
1115 elsif Last_Switches.Table (J).all = "-o" then
1116 Skip_Executable := True;
1117
1118 -- Normal case
1119
1120 else
1121 declare
1122 Switch : constant String :=
1123 Last_Switches.Table (J).all;
1124 ALI_File : constant String (1 .. Switch'Length + 4) :=
1125 Switch & ".ali";
1126
1127 Test_Existence : Boolean := False;
1128
1129 begin
1130 Last := Switch'Length;
1131
1132 -- Skip real switches
1133
1134 if Switch'Length /= 0
1135 and then Switch (Switch'First) /= '-'
1136 then
1137 -- Append ".ali" if file name does not end with it
1138
1139 if Switch'Length <= 4
1140 or else Switch (Switch'Last - 3 .. Switch'Last) /= ".ali"
1141 then
1142 Last := ALI_File'Last;
1143 end if;
1144
1145 -- If file name includes directory information, stop if ALI
1146 -- file exists.
1147
1148 if Is_Absolute_Path (ALI_File (1 .. Last)) then
1149 Test_Existence := True;
1150
1151 else
1152 for K in Switch'Range loop
1153 if Switch (K) = '/'
1154 or else Switch (K) = Directory_Separator
1155 then
1156 Test_Existence := True;
1157 exit;
1158 end if;
1159 end loop;
1160 end if;
1161
1162 if Test_Existence then
1163 if Is_Regular_File (ALI_File (1 .. Last)) then
1164 exit Switch_Loop;
1165 end if;
1166
1167 -- Look in object directories if ALI file exists
1168
1169 else
1170 Project_Loop : loop
1171 declare
1172 Dir : constant String :=
1173 Get_Name_String (Prj.Object_Directory.Name);
1174 begin
1175 if Is_Regular_File
1176 (Dir &
1177 ALI_File (1 .. Last))
1178 then
1179 -- We have found the correct project, so we
1180 -- replace the file with the absolute path.
1181
1182 Last_Switches.Table (J) :=
1183 new String'(Dir & ALI_File (1 .. Last));
1184
1185 -- And we are done
1186
1187 exit Switch_Loop;
1188 end if;
1189 end;
1190
1191 -- Go to the project being extended, if any
1192
1193 Prj := Prj.Extends;
1194 exit Project_Loop when Prj = No_Project;
1195 end loop Project_Loop;
1196 end if;
1197 end if;
1198 end;
1199 end if;
1200 end loop Switch_Loop;
1201
1202 -- If a relative path output file has been specified, we add the exec
1203 -- directory.
1204
1205 for J in reverse 1 .. Last_Switches.Last - 1 loop
1206 if Last_Switches.Table (J).all = "-o" then
1207 Check_Relative_Executable
1208 (Name => Last_Switches.Table (J + 1));
1209 Look_For_Executable := False;
1210 exit;
1211 end if;
1212 end loop;
1213
1214 if Look_For_Executable then
1215 for J in reverse 1 .. First_Switches.Last - 1 loop
1216 if First_Switches.Table (J).all = "-o" then
1217 Look_For_Executable := False;
1218 Check_Relative_Executable
1219 (Name => First_Switches.Table (J + 1));
1220 exit;
1221 end if;
1222 end loop;
1223 end if;
1224
1225 -- If no executable is specified, then find the name of the first ALI
1226 -- file on the command line and issue a -o switch with the absolute path
1227 -- of the executable in the exec directory.
1228
1229 if Look_For_Executable then
1230 for J in 1 .. Last_Switches.Last loop
1231 Arg := Last_Switches.Table (J);
1232 Last := 0;
1233
1234 if Arg'Length /= 0 and then Arg (Arg'First) /= '-' then
1235 if Arg'Length > 4
1236 and then Arg (Arg'Last - 3 .. Arg'Last) = ".ali"
1237 then
1238 Last := Arg'Last - 4;
1239
1240 elsif Is_Regular_File (Arg.all & ".ali") then
1241 Last := Arg'Last;
1242 end if;
1243
1244 if Last /= 0 then
1245 Last_Switches.Increment_Last;
1246 Last_Switches.Table (Last_Switches.Last) :=
1247 new String'("-o");
1248 Get_Name_String (Project.Exec_Directory.Name);
1249 Last_Switches.Increment_Last;
1250 Last_Switches.Table (Last_Switches.Last) :=
1251 new String'(Name_Buffer (1 .. Name_Len) &
1252 Executable_Name
1253 (Base_Name (Arg (Arg'First .. Last))));
1254 exit;
1255 end if;
1256 end if;
1257 end loop;
1258 end if;
1259 end Process_Link;
1260
1261 ---------------------
1262 -- Set_Library_For --
1263 ---------------------
1264
1265 procedure Set_Library_For
1266 (Project : Project_Id;
1267 Tree : Project_Tree_Ref;
1268 In_Aggregate_Lib : Boolean;
1269 Libraries_Present : in out Boolean)
1270 is
1271 pragma Unreferenced (Tree, In_Aggregate_Lib);
1272
1273 Path_Option : constant String_Access :=
1274 MLib.Linker_Library_Path_Option;
1275
1276 begin
1277 -- Case of library project
1278
1279 if Project.Library then
1280 Libraries_Present := True;
1281
1282 -- Add the -L switch
1283
1284 Last_Switches.Increment_Last;
1285 Last_Switches.Table (Last_Switches.Last) :=
1286 new String'("-L" & Get_Name_String (Project.Library_Dir.Name));
1287
1288 -- Add the -l switch
1289
1290 Last_Switches.Increment_Last;
1291 Last_Switches.Table (Last_Switches.Last) :=
1292 new String'("-l" & Get_Name_String (Project.Library_Name));
1293
1294 -- Add the directory to table Library_Paths, to be processed later
1295 -- if library is not static and if Path_Option is not null.
1296
1297 if Project.Library_Kind /= Static
1298 and then Path_Option /= null
1299 then
1300 Library_Paths.Increment_Last;
1301 Library_Paths.Table (Library_Paths.Last) :=
1302 new String'(Get_Name_String (Project.Library_Dir.Name));
1303 end if;
1304 end if;
1305 end Set_Library_For;
1306
1307 ---------------------------
1308 -- Test_If_Relative_Path --
1309 ---------------------------
1310
1311 procedure Test_If_Relative_Path
1312 (Switch : in out String_Access;
1313 Parent : String)
1314 is
1315 begin
1316 Makeutl.Test_If_Relative_Path
1317 (Switch, Parent,
1318 Do_Fail => Osint.Fail'Access,
1319 Including_Non_Switch => False,
1320 Including_RTS => True);
1321 end Test_If_Relative_Path;
1322
1323 -------------------
1324 -- Non_VMS_Usage --
1325 -------------------
1326
1327 procedure Non_VMS_Usage is
1328 begin
1329 Output_Version;
1330 New_Line;
1331 Put_Line ("List of available commands");
1332 New_Line;
1333
1334 for C in Command_List'Range loop
1335
1336 -- No usage for VMS only command or for Sync
1337
1338 if not Command_List (C).VMS_Only and then C /= Sync then
1339 if Targparm.AAMP_On_Target then
1340 Put ("gnaampcmd ");
1341 else
1342 Put ("gnat ");
1343 end if;
1344
1345 Put (To_Lower (Command_List (C).Cname.all));
1346 Set_Col (25);
1347
1348 -- Never call gnatstack with a prefix
1349
1350 if C = Stack then
1351 Put (Command_List (C).Unixcmd.all);
1352 else
1353 Put (Program_Name (Command_List (C).Unixcmd.all, "gnat").all);
1354 end if;
1355
1356 declare
1357 Sws : Argument_List_Access renames Command_List (C).Unixsws;
1358 begin
1359 if Sws /= null then
1360 for J in Sws'Range loop
1361 Put (' ');
1362 Put (Sws (J).all);
1363 end loop;
1364 end if;
1365 end;
1366
1367 New_Line;
1368 end if;
1369 end loop;
1370
1371 New_Line;
1372 Put_Line ("All commands except chop, krunch and preprocess " &
1373 "accept project file switches -vPx, -Pprj and -Xnam=val");
1374 New_Line;
1375 end Non_VMS_Usage;
1376
1377 -- Start of processing for GNATCmd
1378
1379 begin
1380 -- All output from GNATCmd is debugging or error output: send to stderr
1381
1382 Set_Standard_Error;
1383
1384 -- Initializations
1385
1386 Csets.Initialize;
1387 Snames.Initialize;
1388
1389 Prj.Tree.Initialize (Root_Environment, Gnatmake_Flags);
1390 Prj.Env.Initialize_Default_Project_Path
1391 (Root_Environment.Project_Path,
1392 Target_Name => Sdefault.Target_Name.all);
1393
1394 Project_Node_Tree := new Project_Node_Tree_Data;
1395 Prj.Tree.Initialize (Project_Node_Tree);
1396
1397 Prj.Initialize (Project_Tree);
1398
1399 Last_Switches.Init;
1400 Last_Switches.Set_Last (0);
1401
1402 First_Switches.Init;
1403 First_Switches.Set_Last (0);
1404 Carg_Switches.Init;
1405 Carg_Switches.Set_Last (0);
1406 Rules_Switches.Init;
1407 Rules_Switches.Set_Last (0);
1408
1409 VMS_Conv.Initialize;
1410
1411 -- Add the default search directories, to be able to find system.ads in the
1412 -- subsequent call to Targparm.Get_Target_Parameters.
1413
1414 Add_Default_Search_Dirs;
1415
1416 -- Get target parameters so that AAMP_On_Target will be set, for testing in
1417 -- Osint.Program_Name to handle the mapping of GNAAMP tool names.
1418
1419 Targparm.Get_Target_Parameters;
1420
1421 -- Put the command line in environment variable GNAT_DRIVER_COMMAND_LINE,
1422 -- so that the spawned tool may know the way the GNAT driver was invoked.
1423
1424 Name_Len := 0;
1425 Add_Str_To_Name_Buffer (Command_Name);
1426
1427 for J in 1 .. Argument_Count loop
1428 Add_Char_To_Name_Buffer (' ');
1429 Add_Str_To_Name_Buffer (Argument (J));
1430 end loop;
1431
1432 -- On OpenVMS, setenv creates a logical whose length is limited to
1433 -- 255 bytes.
1434
1435 if OpenVMS and then Name_Len > Max_OpenVMS_Logical_Length then
1436 Name_Buffer (Max_OpenVMS_Logical_Length - 2
1437 .. Max_OpenVMS_Logical_Length) := "...";
1438 Name_Len := Max_OpenVMS_Logical_Length;
1439 end if;
1440
1441 Setenv ("GNAT_DRIVER_COMMAND_LINE", Name_Buffer (1 .. Name_Len));
1442
1443 -- Add the directory where the GNAT driver is invoked in front of the path,
1444 -- if the GNAT driver is invoked with directory information. Do not do this
1445 -- for VMS, where the notion of path does not really exist.
1446
1447 if not OpenVMS then
1448 declare
1449 Command : constant String := Command_Name;
1450
1451 begin
1452 for Index in reverse Command'Range loop
1453 if Command (Index) = Directory_Separator then
1454 declare
1455 Absolute_Dir : constant String :=
1456 Normalize_Pathname
1457 (Command (Command'First .. Index));
1458
1459 PATH : constant String :=
1460 Absolute_Dir & Path_Separator & Getenv ("PATH").all;
1461
1462 begin
1463 Setenv ("PATH", PATH);
1464 end;
1465
1466 exit;
1467 end if;
1468 end loop;
1469 end;
1470 end if;
1471
1472 -- If on VMS, or if VMS emulation is on, convert VMS style /qualifiers,
1473 -- filenames and pathnames to Unix style.
1474
1475 if Hostparm.OpenVMS
1476 or else To_Lower (Getenv ("EMULATE_VMS").all) = "true"
1477 then
1478 VMS_Conversion (The_Command);
1479
1480 B_Start := new String'("b__");
1481
1482 -- If not on VMS, scan the command line directly
1483
1484 else
1485 if Argument_Count = 0 then
1486 Non_VMS_Usage;
1487 return;
1488 else
1489 begin
1490 loop
1491 if Argument_Count > Command_Arg
1492 and then Argument (Command_Arg) = "-v"
1493 then
1494 Verbose_Mode := True;
1495 Command_Arg := Command_Arg + 1;
1496
1497 elsif Argument_Count > Command_Arg
1498 and then Argument (Command_Arg) = "-dn"
1499 then
1500 Keep_Temporary_Files := True;
1501 Command_Arg := Command_Arg + 1;
1502
1503 else
1504 exit;
1505 end if;
1506 end loop;
1507
1508 The_Command := Real_Command_Type'Value (Argument (Command_Arg));
1509
1510 if Command_List (The_Command).VMS_Only then
1511 Non_VMS_Usage;
1512 Fail
1513 ("Command """
1514 & Command_List (The_Command).Cname.all
1515 & """ can only be used on VMS");
1516 end if;
1517
1518 exception
1519 when Constraint_Error =>
1520
1521 -- Check if it is an alternate command
1522
1523 declare
1524 Alternate : Alternate_Command;
1525
1526 begin
1527 Alternate := Alternate_Command'Value
1528 (Argument (Command_Arg));
1529 The_Command := Corresponding_To (Alternate);
1530
1531 exception
1532 when Constraint_Error =>
1533 Non_VMS_Usage;
1534 Fail ("Unknown command: " & Argument (Command_Arg));
1535 end;
1536 end;
1537
1538 -- Get the arguments from the command line and from the eventual
1539 -- argument file(s) specified on the command line.
1540
1541 for Arg in Command_Arg + 1 .. Argument_Count loop
1542 declare
1543 The_Arg : constant String := Argument (Arg);
1544
1545 begin
1546 -- Check if an argument file is specified
1547
1548 if The_Arg (The_Arg'First) = '@' then
1549 declare
1550 Arg_File : Ada.Text_IO.File_Type;
1551 Line : String (1 .. 256);
1552 Last : Natural;
1553
1554 begin
1555 -- Open the file and fail if the file cannot be found
1556
1557 begin
1558 Open
1559 (Arg_File, In_File,
1560 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1561
1562 exception
1563 when others =>
1564 Put
1565 (Standard_Error, "Cannot open argument file """);
1566 Put
1567 (Standard_Error,
1568 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1569
1570 Put_Line (Standard_Error, """");
1571 raise Error_Exit;
1572 end;
1573
1574 -- Read line by line and put the content of each non-
1575 -- empty line in the Last_Switches table.
1576
1577 while not End_Of_File (Arg_File) loop
1578 Get_Line (Arg_File, Line, Last);
1579
1580 if Last /= 0 then
1581 Last_Switches.Increment_Last;
1582 Last_Switches.Table (Last_Switches.Last) :=
1583 new String'(Line (1 .. Last));
1584 end if;
1585 end loop;
1586
1587 Close (Arg_File);
1588 end;
1589
1590 else
1591 -- It is not an argument file; just put the argument in
1592 -- the Last_Switches table.
1593
1594 Last_Switches.Increment_Last;
1595 Last_Switches.Table (Last_Switches.Last) :=
1596 new String'(The_Arg);
1597 end if;
1598 end;
1599 end loop;
1600 end if;
1601 end if;
1602
1603 declare
1604 Program : String_Access;
1605 Exec_Path : String_Access;
1606
1607 begin
1608 if The_Command = Stack then
1609
1610 -- Never call gnatstack with a prefix
1611
1612 Program := new String'(Command_List (The_Command).Unixcmd.all);
1613
1614 else
1615 Program :=
1616 Program_Name (Command_List (The_Command).Unixcmd.all, "gnat");
1617 end if;
1618
1619 -- For the tools where the GNAT driver processes the project files,
1620 -- allow shared library projects to import projects that are not shared
1621 -- library projects, to avoid adding a switch for these tools. For the
1622 -- builder (gnatmake), if a shared library project imports a project
1623 -- that is not a shared library project and the appropriate switch is
1624 -- not specified, the invocation of gnatmake will fail.
1625
1626 Opt.Unchecked_Shared_Lib_Imports := True;
1627
1628 -- Locate the executable for the command
1629
1630 Exec_Path := Locate_Exec_On_Path (Program.all);
1631
1632 if Exec_Path = null then
1633 Put_Line (Standard_Error, "could not locate " & Program.all);
1634 raise Error_Exit;
1635 end if;
1636
1637 -- If there are switches for the executable, put them as first switches
1638
1639 if Command_List (The_Command).Unixsws /= null then
1640 for J in Command_List (The_Command).Unixsws'Range loop
1641 First_Switches.Increment_Last;
1642 First_Switches.Table (First_Switches.Last) :=
1643 Command_List (The_Command).Unixsws (J);
1644 end loop;
1645 end if;
1646
1647 -- For BIND, CHECK, ELIM, FIND, LINK, LIST, METRIC, PRETTY, STACK, STUB,
1648 -- SYNC and XREF, look for project file related switches.
1649
1650 case The_Command is
1651 when Bind =>
1652 Tool_Package_Name := Name_Binder;
1653 Packages_To_Check := Packages_To_Check_By_Binder;
1654 when Check =>
1655 Tool_Package_Name := Name_Check;
1656 Packages_To_Check := Packages_To_Check_By_Check;
1657 when Elim =>
1658 Tool_Package_Name := Name_Eliminate;
1659 Packages_To_Check := Packages_To_Check_By_Eliminate;
1660 when Find =>
1661 Tool_Package_Name := Name_Finder;
1662 Packages_To_Check := Packages_To_Check_By_Finder;
1663 when Link =>
1664 Tool_Package_Name := Name_Linker;
1665 Packages_To_Check := Packages_To_Check_By_Linker;
1666 when List =>
1667 Tool_Package_Name := Name_Gnatls;
1668 Packages_To_Check := Packages_To_Check_By_Gnatls;
1669 when Metric =>
1670 Tool_Package_Name := Name_Metrics;
1671 Packages_To_Check := Packages_To_Check_By_Metric;
1672 when Pretty =>
1673 Tool_Package_Name := Name_Pretty_Printer;
1674 Packages_To_Check := Packages_To_Check_By_Pretty;
1675 when Stack =>
1676 Tool_Package_Name := Name_Stack;
1677 Packages_To_Check := Packages_To_Check_By_Stack;
1678 when Stub =>
1679 Tool_Package_Name := Name_Gnatstub;
1680 Packages_To_Check := Packages_To_Check_By_Gnatstub;
1681 when Sync =>
1682 Tool_Package_Name := Name_Synchronize;
1683 Packages_To_Check := Packages_To_Check_By_Sync;
1684 when Xref =>
1685 Tool_Package_Name := Name_Cross_Reference;
1686 Packages_To_Check := Packages_To_Check_By_Xref;
1687 when others =>
1688 Tool_Package_Name := No_Name;
1689 end case;
1690
1691 if Tool_Package_Name /= No_Name then
1692
1693 -- Check that the switches are consistent. Detect project file
1694 -- related switches.
1695
1696 Inspect_Switches : declare
1697 Arg_Num : Positive := 1;
1698 Argv : String_Access;
1699
1700 procedure Remove_Switch (Num : Positive);
1701 -- Remove a project related switch from table Last_Switches
1702
1703 -------------------
1704 -- Remove_Switch --
1705 -------------------
1706
1707 procedure Remove_Switch (Num : Positive) is
1708 begin
1709 Last_Switches.Table (Num .. Last_Switches.Last - 1) :=
1710 Last_Switches.Table (Num + 1 .. Last_Switches.Last);
1711 Last_Switches.Decrement_Last;
1712 end Remove_Switch;
1713
1714 -- Start of processing for Inspect_Switches
1715
1716 begin
1717 while Arg_Num <= Last_Switches.Last loop
1718 Argv := Last_Switches.Table (Arg_Num);
1719
1720 if Argv (Argv'First) = '-' then
1721 if Argv'Length = 1 then
1722 Fail
1723 ("switch character cannot be followed by a blank");
1724 end if;
1725
1726 -- The two style project files (-p and -P) cannot be used
1727 -- together
1728
1729 if (The_Command = Find or else The_Command = Xref)
1730 and then Argv (2) = 'p'
1731 then
1732 Old_Project_File_Used := True;
1733 if Project_File /= null then
1734 Fail ("-P and -p cannot be used together");
1735 end if;
1736 end if;
1737
1738 -- --subdirs=... Specify Subdirs
1739
1740 if Argv'Length > Makeutl.Subdirs_Option'Length
1741 and then
1742 Argv
1743 (Argv'First ..
1744 Argv'First + Makeutl.Subdirs_Option'Length - 1) =
1745 Makeutl.Subdirs_Option
1746 then
1747 Subdirs :=
1748 new String'
1749 (Argv
1750 (Argv'First + Makeutl.Subdirs_Option'Length ..
1751 Argv'Last));
1752
1753 Remove_Switch (Arg_Num);
1754
1755 -- -aPdir Add dir to the project search path
1756
1757 elsif Argv'Length > 3
1758 and then Argv (Argv'First + 1 .. Argv'First + 2) = "aP"
1759 then
1760 Prj.Env.Add_Directories
1761 (Root_Environment.Project_Path,
1762 Argv (Argv'First + 3 .. Argv'Last));
1763
1764 Remove_Switch (Arg_Num);
1765
1766 -- -eL Follow links for files
1767
1768 elsif Argv.all = "-eL" then
1769 Follow_Links_For_Files := True;
1770 Follow_Links_For_Dirs := True;
1771
1772 Remove_Switch (Arg_Num);
1773
1774 -- -vPx Specify verbosity while parsing project files
1775
1776 elsif Argv'Length = 4
1777 and then Argv (Argv'First + 1 .. Argv'First + 2) = "vP"
1778 then
1779 case Argv (Argv'Last) is
1780 when '0' =>
1781 Current_Verbosity := Prj.Default;
1782 when '1' =>
1783 Current_Verbosity := Prj.Medium;
1784 when '2' =>
1785 Current_Verbosity := Prj.High;
1786 when others =>
1787 Fail ("Invalid switch: " & Argv.all);
1788 end case;
1789
1790 Remove_Switch (Arg_Num);
1791
1792 -- -Pproject_file Specify project file to be used
1793
1794 elsif Argv (Argv'First + 1) = 'P' then
1795
1796 -- Only one -P switch can be used
1797
1798 if Project_File /= null then
1799 Fail
1800 (Argv.all
1801 & ": second project file forbidden (first is """
1802 & Project_File.all
1803 & """)");
1804
1805 -- The two style project files (-p and -P) cannot be
1806 -- used together.
1807
1808 elsif Old_Project_File_Used then
1809 Fail ("-p and -P cannot be used together");
1810
1811 elsif Argv'Length = 2 then
1812
1813 -- There is space between -P and the project file
1814 -- name. -P cannot be the last option.
1815
1816 if Arg_Num = Last_Switches.Last then
1817 Fail ("project file name missing after -P");
1818
1819 else
1820 Remove_Switch (Arg_Num);
1821 Argv := Last_Switches.Table (Arg_Num);
1822
1823 -- After -P, there must be a project file name,
1824 -- not another switch.
1825
1826 if Argv (Argv'First) = '-' then
1827 Fail ("project file name missing after -P");
1828
1829 else
1830 Project_File := new String'(Argv.all);
1831 end if;
1832 end if;
1833
1834 else
1835 -- No space between -P and project file name
1836
1837 Project_File :=
1838 new String'(Argv (Argv'First + 2 .. Argv'Last));
1839 end if;
1840
1841 Remove_Switch (Arg_Num);
1842
1843 -- -Xexternal=value Specify an external reference to be
1844 -- used in project files
1845
1846 elsif Argv'Length >= 5
1847 and then Argv (Argv'First + 1) = 'X'
1848 then
1849 if not Check (Root_Environment.External,
1850 Argv (Argv'First + 2 .. Argv'Last))
1851 then
1852 Fail (Argv.all
1853 & " is not a valid external assignment.");
1854 end if;
1855
1856 Remove_Switch (Arg_Num);
1857
1858 elsif
1859 (The_Command = Check or else
1860 The_Command = Sync or else
1861 The_Command = Pretty or else
1862 The_Command = Metric or else
1863 The_Command = Stack or else
1864 The_Command = List)
1865 and then Argv'Length = 2
1866 and then Argv (2) = 'U'
1867 then
1868 All_Projects := True;
1869 Remove_Switch (Arg_Num);
1870
1871 else
1872 Arg_Num := Arg_Num + 1;
1873 end if;
1874
1875 elsif ((The_Command = Check and then Argv (Argv'First) /= '+')
1876 or else The_Command = Sync
1877 or else The_Command = Metric
1878 or else The_Command = Pretty)
1879 and then Project_File /= null
1880 and then All_Projects
1881 then
1882 if ASIS_Main /= null then
1883 Fail ("cannot specify more than one main after -U");
1884 else
1885 ASIS_Main := Argv;
1886 Remove_Switch (Arg_Num);
1887 end if;
1888
1889 else
1890 Arg_Num := Arg_Num + 1;
1891 end if;
1892 end loop;
1893 end Inspect_Switches;
1894 end if;
1895
1896 -- If there is a project file specified, parse it, get the switches
1897 -- for the tool and setup PATH environment variables.
1898
1899 if Project_File /= null then
1900 Prj.Pars.Set_Verbosity (To => Current_Verbosity);
1901
1902 Prj.Pars.Parse
1903 (Project => Project,
1904 In_Tree => Project_Tree,
1905 In_Node_Tree => Project_Node_Tree,
1906 Project_File_Name => Project_File.all,
1907 Env => Root_Environment,
1908 Packages_To_Check => Packages_To_Check);
1909
1910 -- Prj.Pars.Parse calls Set_Standard_Output, reset to stderr
1911
1912 Set_Standard_Error;
1913
1914 if Project = Prj.No_Project then
1915 Fail ("""" & Project_File.all & """ processing failed");
1916 end if;
1917
1918 -- Check if a package with the name of the tool is in the project
1919 -- file and if there is one, get the switches, if any, and scan them.
1920
1921 declare
1922 Pkg : constant Prj.Package_Id :=
1923 Prj.Util.Value_Of
1924 (Name => Tool_Package_Name,
1925 In_Packages => Project.Decl.Packages,
1926 Shared => Project_Tree.Shared);
1927
1928 Element : Package_Element;
1929
1930 Switches_Array : Array_Element_Id;
1931
1932 The_Switches : Prj.Variable_Value;
1933 Current : Prj.String_List_Id;
1934 The_String : String_Element;
1935
1936 Main : String_Access := null;
1937
1938 begin
1939 if Pkg /= No_Package then
1940 Element := Project_Tree.Shared.Packages.Table (Pkg);
1941
1942 -- Packages Gnatls and Gnatstack have a single attribute
1943 -- Switches, that is not an associative array.
1944
1945 if The_Command = List or else The_Command = Stack then
1946 The_Switches :=
1947 Prj.Util.Value_Of
1948 (Variable_Name => Snames.Name_Switches,
1949 In_Variables => Element.Decl.Attributes,
1950 Shared => Project_Tree.Shared);
1951
1952 -- Packages Binder (for gnatbind), Cross_Reference (for
1953 -- gnatxref), Linker (for gnatlink), Finder (for gnatfind),
1954 -- Pretty_Printer (for gnatpp), Eliminate (for gnatelim), Check
1955 -- (for gnatcheck), and Metric (for gnatmetric) have an
1956 -- attributed Switches, an associative array, indexed by the
1957 -- name of the file.
1958
1959 -- They also have an attribute Default_Switches, indexed by the
1960 -- name of the programming language.
1961
1962 else
1963 -- First check if there is a single main
1964
1965 for J in 1 .. Last_Switches.Last loop
1966 if Last_Switches.Table (J) (1) /= '-' then
1967 if Main = null then
1968 Main := Last_Switches.Table (J);
1969
1970 else
1971 Main := null;
1972 exit;
1973 end if;
1974 end if;
1975 end loop;
1976
1977 if Main /= null then
1978 Switches_Array :=
1979 Prj.Util.Value_Of
1980 (Name => Name_Switches,
1981 In_Arrays => Element.Decl.Arrays,
1982 Shared => Project_Tree.Shared);
1983 Name_Len := 0;
1984 Add_Str_To_Name_Buffer (Main.all);
1985 The_Switches := Prj.Util.Value_Of
1986 (Index => Name_Find,
1987 Src_Index => 0,
1988 In_Array => Switches_Array,
1989 Shared => Project_Tree.Shared);
1990 end if;
1991
1992 if The_Switches.Kind = Prj.Undefined then
1993 Switches_Array :=
1994 Prj.Util.Value_Of
1995 (Name => Name_Default_Switches,
1996 In_Arrays => Element.Decl.Arrays,
1997 Shared => Project_Tree.Shared);
1998 The_Switches := Prj.Util.Value_Of
1999 (Index => Name_Ada,
2000 Src_Index => 0,
2001 In_Array => Switches_Array,
2002 Shared => Project_Tree.Shared);
2003 end if;
2004 end if;
2005
2006 -- If there are switches specified in the package of the
2007 -- project file corresponding to the tool, scan them.
2008
2009 case The_Switches.Kind is
2010 when Prj.Undefined =>
2011 null;
2012
2013 when Prj.Single =>
2014 declare
2015 Switch : constant String :=
2016 Get_Name_String (The_Switches.Value);
2017
2018 begin
2019 if Switch'Length > 0 then
2020 First_Switches.Increment_Last;
2021 First_Switches.Table (First_Switches.Last) :=
2022 new String'(Switch);
2023 end if;
2024 end;
2025
2026 when Prj.List =>
2027 Current := The_Switches.Values;
2028 while Current /= Prj.Nil_String loop
2029 The_String := Project_Tree.Shared.String_Elements.
2030 Table (Current);
2031
2032 declare
2033 Switch : constant String :=
2034 Get_Name_String (The_String.Value);
2035
2036 begin
2037 if Switch'Length > 0 then
2038 First_Switches.Increment_Last;
2039 First_Switches.Table (First_Switches.Last) :=
2040 new String'(Switch);
2041 end if;
2042 end;
2043
2044 Current := The_String.Next;
2045 end loop;
2046 end case;
2047 end if;
2048 end;
2049
2050 if The_Command = Bind
2051 or else The_Command = Link
2052 or else The_Command = Elim
2053 then
2054 Change_Dir (Get_Name_String (Project.Object_Directory.Name));
2055 end if;
2056
2057 -- Set up the env vars for project path files
2058
2059 Prj.Env.Set_Ada_Paths
2060 (Project, Project_Tree, Including_Libraries => False);
2061
2062 -- For gnatcheck, gnatstub, gnatmetric, gnatpp and gnatelim, create
2063 -- a configuration pragmas file, if necessary.
2064
2065 if The_Command = Pretty
2066 or else The_Command = Metric
2067 or else The_Command = Stub
2068 or else The_Command = Elim
2069 or else The_Command = Check
2070 or else The_Command = Sync
2071 then
2072 -- If there are switches in package Compiler, put them in the
2073 -- Carg_Switches table.
2074
2075 declare
2076 Pkg : constant Prj.Package_Id :=
2077 Prj.Util.Value_Of
2078 (Name => Name_Compiler,
2079 In_Packages => Project.Decl.Packages,
2080 Shared => Project_Tree.Shared);
2081
2082 Element : Package_Element;
2083
2084 Switches_Array : Array_Element_Id;
2085
2086 The_Switches : Prj.Variable_Value;
2087 Current : Prj.String_List_Id;
2088 The_String : String_Element;
2089
2090 Main : String_Access := null;
2091 Main_Id : Name_Id;
2092
2093 begin
2094 if Pkg /= No_Package then
2095
2096 -- First, check if there is a single main specified
2097
2098 for J in 1 .. Last_Switches.Last loop
2099 if Last_Switches.Table (J) (1) /= '-' then
2100 if Main = null then
2101 Main := Last_Switches.Table (J);
2102
2103 else
2104 Main := null;
2105 exit;
2106 end if;
2107 end if;
2108 end loop;
2109
2110 Element := Project_Tree.Shared.Packages.Table (Pkg);
2111
2112 -- If there is a single main and there is compilation
2113 -- switches specified in the project file, use them.
2114
2115 if Main /= null and then not All_Projects then
2116 Name_Len := Main'Length;
2117 Name_Buffer (1 .. Name_Len) := Main.all;
2118 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2119 Main_Id := Name_Find;
2120
2121 Switches_Array :=
2122 Prj.Util.Value_Of
2123 (Name => Name_Switches,
2124 In_Arrays => Element.Decl.Arrays,
2125 Shared => Project_Tree.Shared);
2126 The_Switches := Prj.Util.Value_Of
2127 (Index => Main_Id,
2128 Src_Index => 0,
2129 In_Array => Switches_Array,
2130 Shared => Project_Tree.Shared);
2131 end if;
2132
2133 -- Otherwise, get the Default_Switches ("Ada")
2134
2135 if The_Switches.Kind = Undefined then
2136 Switches_Array :=
2137 Prj.Util.Value_Of
2138 (Name => Name_Default_Switches,
2139 In_Arrays => Element.Decl.Arrays,
2140 Shared => Project_Tree.Shared);
2141 The_Switches := Prj.Util.Value_Of
2142 (Index => Name_Ada,
2143 Src_Index => 0,
2144 In_Array => Switches_Array,
2145 Shared => Project_Tree.Shared);
2146 end if;
2147
2148 -- If there are switches specified, put them in the
2149 -- Carg_Switches table.
2150
2151 case The_Switches.Kind is
2152 when Prj.Undefined =>
2153 null;
2154
2155 when Prj.Single =>
2156 declare
2157 Switch : constant String :=
2158 Get_Name_String (The_Switches.Value);
2159 begin
2160 if Switch'Length > 0 then
2161 Add_To_Carg_Switches (new String'(Switch));
2162 end if;
2163 end;
2164
2165 when Prj.List =>
2166 Current := The_Switches.Values;
2167 while Current /= Prj.Nil_String loop
2168 The_String := Project_Tree.Shared.String_Elements
2169 .Table (Current);
2170
2171 declare
2172 Switch : constant String :=
2173 Get_Name_String (The_String.Value);
2174 begin
2175 if Switch'Length > 0 then
2176 Add_To_Carg_Switches (new String'(Switch));
2177 end if;
2178 end;
2179
2180 Current := The_String.Next;
2181 end loop;
2182 end case;
2183 end if;
2184 end;
2185
2186 -- If -cargs is one of the switches, move the following switches
2187 -- to the Carg_Switches table.
2188
2189 for J in 1 .. First_Switches.Last loop
2190 if First_Switches.Table (J).all = "-cargs" then
2191 declare
2192 K : Positive;
2193 Last : Natural;
2194
2195 begin
2196 -- Move the switches that are before -rules when the
2197 -- command is CHECK.
2198
2199 K := J + 1;
2200 while K <= First_Switches.Last
2201 and then
2202 (The_Command /= Check
2203 or else First_Switches.Table (K).all /= "-rules")
2204 loop
2205 Add_To_Carg_Switches (First_Switches.Table (K));
2206 K := K + 1;
2207 end loop;
2208
2209 if K > First_Switches.Last then
2210 First_Switches.Set_Last (J - 1);
2211
2212 else
2213 Last := J - 1;
2214 while K <= First_Switches.Last loop
2215 Last := Last + 1;
2216 First_Switches.Table (Last) :=
2217 First_Switches.Table (K);
2218 K := K + 1;
2219 end loop;
2220
2221 First_Switches.Set_Last (Last);
2222 end if;
2223 end;
2224
2225 exit;
2226 end if;
2227 end loop;
2228
2229 for J in 1 .. Last_Switches.Last loop
2230 if Last_Switches.Table (J).all = "-cargs" then
2231 declare
2232 K : Positive;
2233 Last : Natural;
2234
2235 begin
2236 -- Move the switches that are before -rules when the
2237 -- command is CHECK.
2238
2239 K := J + 1;
2240 while K <= Last_Switches.Last
2241 and then
2242 (The_Command /= Check
2243 or else Last_Switches.Table (K).all /= "-rules")
2244 loop
2245 Add_To_Carg_Switches (Last_Switches.Table (K));
2246 K := K + 1;
2247 end loop;
2248
2249 if K > Last_Switches.Last then
2250 Last_Switches.Set_Last (J - 1);
2251
2252 else
2253 Last := J - 1;
2254 while K <= Last_Switches.Last loop
2255 Last := Last + 1;
2256 Last_Switches.Table (Last) :=
2257 Last_Switches.Table (K);
2258 K := K + 1;
2259 end loop;
2260
2261 Last_Switches.Set_Last (Last);
2262 end if;
2263 end;
2264
2265 exit;
2266 end if;
2267 end loop;
2268
2269 declare
2270 CP_File : constant Path_Name_Type := Configuration_Pragmas_File;
2271 M_File : constant Path_Name_Type := Mapping_File;
2272
2273 begin
2274 if CP_File /= No_Path then
2275 if The_Command = Elim then
2276 First_Switches.Increment_Last;
2277 First_Switches.Table (First_Switches.Last) :=
2278 new String'("-C" & Get_Name_String (CP_File));
2279
2280 else
2281 Add_To_Carg_Switches
2282 (new String'("-gnatec=" & Get_Name_String (CP_File)));
2283 end if;
2284 end if;
2285
2286 if M_File /= No_Path then
2287 Add_To_Carg_Switches
2288 (new String'("-gnatem=" & Get_Name_String (M_File)));
2289 end if;
2290
2291 -- For gnatcheck, also indicate a global configuration pragmas
2292 -- file and, if -U is not used, a local one.
2293
2294 if The_Command = Check then
2295 declare
2296 Pkg : constant Prj.Package_Id :=
2297 Prj.Util.Value_Of
2298 (Name => Name_Builder,
2299 In_Packages => Project.Decl.Packages,
2300 Shared => Project_Tree.Shared);
2301
2302 Variable : Variable_Value :=
2303 Prj.Util.Value_Of
2304 (Name => No_Name,
2305 Attribute_Or_Array_Name =>
2306 Name_Global_Configuration_Pragmas,
2307 In_Package => Pkg,
2308 Shared => Project_Tree.Shared);
2309
2310 begin
2311 if (Variable = Nil_Variable_Value
2312 or else Length_Of_Name (Variable.Value) = 0)
2313 and then Pkg /= No_Package
2314 then
2315 Variable :=
2316 Prj.Util.Value_Of
2317 (Name => Name_Ada,
2318 Attribute_Or_Array_Name =>
2319 Name_Global_Config_File,
2320 In_Package => Pkg,
2321 Shared => Project_Tree.Shared);
2322 end if;
2323
2324 if Variable /= Nil_Variable_Value
2325 and then Length_Of_Name (Variable.Value) /= 0
2326 then
2327 Add_To_Carg_Switches
2328 (new String'
2329 ("-gnatec=" & Get_Name_String (Variable.Value)));
2330 end if;
2331 end;
2332
2333 if not All_Projects then
2334 declare
2335 Pkg : constant Prj.Package_Id :=
2336 Prj.Util.Value_Of
2337 (Name => Name_Compiler,
2338 In_Packages => Project.Decl.Packages,
2339 Shared => Project_Tree.Shared);
2340
2341 Variable : Variable_Value :=
2342 Prj.Util.Value_Of
2343 (Name => No_Name,
2344 Attribute_Or_Array_Name =>
2345 Name_Local_Configuration_Pragmas,
2346 In_Package => Pkg,
2347 Shared => Project_Tree.Shared);
2348
2349 begin
2350 if (Variable = Nil_Variable_Value
2351 or else Length_Of_Name (Variable.Value) = 0)
2352 and then Pkg /= No_Package
2353 then
2354 Variable :=
2355 Prj.Util.Value_Of
2356 (Name => Name_Ada,
2357 Attribute_Or_Array_Name =>
2358 Name_Local_Config_File,
2359 In_Package => Pkg,
2360 Shared =>
2361 Project_Tree.Shared);
2362 end if;
2363
2364 if Variable /= Nil_Variable_Value
2365 and then Length_Of_Name (Variable.Value) /= 0
2366 then
2367 Add_To_Carg_Switches
2368 (new String'
2369 ("-gnatec=" &
2370 Get_Name_String (Variable.Value)));
2371 end if;
2372 end;
2373 end if;
2374 end if;
2375 end;
2376 end if;
2377
2378 if The_Command = Link then
2379 Process_Link;
2380 end if;
2381
2382 if The_Command = Link or else The_Command = Bind then
2383
2384 -- For files that are specified as relative paths with directory
2385 -- information, we convert them to absolute paths, with parent
2386 -- being the current working directory if specified on the command
2387 -- line and the project directory if specified in the project
2388 -- file. This is what gnatmake is doing for linker and binder
2389 -- arguments.
2390
2391 for J in 1 .. Last_Switches.Last loop
2392 GNATCmd.Test_If_Relative_Path
2393 (Last_Switches.Table (J), Current_Work_Dir);
2394 end loop;
2395
2396 Get_Name_String (Project.Directory.Name);
2397
2398 declare
2399 Project_Dir : constant String := Name_Buffer (1 .. Name_Len);
2400 begin
2401 for J in 1 .. First_Switches.Last loop
2402 GNATCmd.Test_If_Relative_Path
2403 (First_Switches.Table (J), Project_Dir);
2404 end loop;
2405 end;
2406
2407 elsif The_Command = Stub then
2408 declare
2409 File_Index : Integer := 0;
2410 Dir_Index : Integer := 0;
2411 Last : constant Integer := Last_Switches.Last;
2412 Lang : constant Language_Ptr :=
2413 Get_Language_From_Name (Project, "ada");
2414
2415 begin
2416 for Index in 1 .. Last loop
2417 if Last_Switches.Table (Index)
2418 (Last_Switches.Table (Index)'First) /= '-'
2419 then
2420 File_Index := Index;
2421 exit;
2422 end if;
2423 end loop;
2424
2425 -- If the project file naming scheme is not standard, and if
2426 -- the file name ends with the spec suffix, then indicate to
2427 -- gnatstub the name of the body file with a -o switch.
2428
2429 if not Is_Standard_GNAT_Naming (Lang.Config.Naming_Data) then
2430 if File_Index /= 0 then
2431 declare
2432 Spec : constant String :=
2433 Base_Name
2434 (Last_Switches.Table (File_Index).all);
2435 Last : Natural := Spec'Last;
2436
2437 begin
2438 Get_Name_String (Lang.Config.Naming_Data.Spec_Suffix);
2439
2440 if Spec'Length > Name_Len
2441 and then Spec (Last - Name_Len + 1 .. Last) =
2442 Name_Buffer (1 .. Name_Len)
2443 then
2444 Last := Last - Name_Len;
2445 Get_Name_String
2446 (Lang.Config.Naming_Data.Body_Suffix);
2447 Last_Switches.Increment_Last;
2448 Last_Switches.Table (Last_Switches.Last) :=
2449 new String'("-o");
2450 Last_Switches.Increment_Last;
2451 Last_Switches.Table (Last_Switches.Last) :=
2452 new String'(Spec (Spec'First .. Last) &
2453 Name_Buffer (1 .. Name_Len));
2454 end if;
2455 end;
2456 end if;
2457 end if;
2458
2459 -- Add the directory of the spec as the destination directory
2460 -- of the body, if there is no destination directory already
2461 -- specified.
2462
2463 if File_Index /= 0 then
2464 for Index in File_Index + 1 .. Last loop
2465 if Last_Switches.Table (Index)
2466 (Last_Switches.Table (Index)'First) /= '-'
2467 then
2468 Dir_Index := Index;
2469 exit;
2470 end if;
2471 end loop;
2472
2473 if Dir_Index = 0 then
2474 Last_Switches.Increment_Last;
2475 Last_Switches.Table (Last_Switches.Last) :=
2476 new String'
2477 (Dir_Name (Last_Switches.Table (File_Index).all));
2478 end if;
2479 end if;
2480 end;
2481 end if;
2482
2483 -- For gnatmetric, the generated files should be put in the object
2484 -- directory. This must be the first switch, because it may be
2485 -- overridden by a switch in package Metrics in the project file or
2486 -- by a command line option. Note that we don't add the -d= switch
2487 -- if there is no object directory available.
2488
2489 if The_Command = Metric
2490 and then Project.Object_Directory /= No_Path_Information
2491 then
2492 First_Switches.Increment_Last;
2493 First_Switches.Table (2 .. First_Switches.Last) :=
2494 First_Switches.Table (1 .. First_Switches.Last - 1);
2495 First_Switches.Table (1) :=
2496 new String'("-d=" &
2497 Get_Name_String (Project.Object_Directory.Name));
2498 end if;
2499
2500 -- For gnat check, -rules and the following switches need to be the
2501 -- last options, so move all these switches to table Rules_Switches.
2502
2503 if The_Command = Check then
2504 declare
2505 New_Last : Natural;
2506 -- Set to rank of options preceding "-rules"
2507
2508 In_Rules_Switches : Boolean;
2509 -- Set to True when options "-rules" is found
2510
2511 begin
2512 New_Last := First_Switches.Last;
2513 In_Rules_Switches := False;
2514
2515 for J in 1 .. First_Switches.Last loop
2516 if In_Rules_Switches then
2517 Add_To_Rules_Switches (First_Switches.Table (J));
2518
2519 elsif First_Switches.Table (J).all = "-rules" then
2520 New_Last := J - 1;
2521 In_Rules_Switches := True;
2522 end if;
2523 end loop;
2524
2525 if In_Rules_Switches then
2526 First_Switches.Set_Last (New_Last);
2527 end if;
2528
2529 New_Last := Last_Switches.Last;
2530 In_Rules_Switches := False;
2531
2532 for J in 1 .. Last_Switches.Last loop
2533 if In_Rules_Switches then
2534 Add_To_Rules_Switches (Last_Switches.Table (J));
2535
2536 elsif Last_Switches.Table (J).all = "-rules" then
2537 New_Last := J - 1;
2538 In_Rules_Switches := True;
2539 end if;
2540 end loop;
2541
2542 if In_Rules_Switches then
2543 Last_Switches.Set_Last (New_Last);
2544 end if;
2545 end;
2546 end if;
2547
2548 -- For gnat check, sync, metric or pretty with -U + a main, get the
2549 -- list of sources from the closure and add them to the arguments.
2550
2551 if ASIS_Main /= null then
2552 Get_Closure;
2553
2554 -- On VMS, set up the env var again for source dirs file. This is
2555 -- because the call to gnatmake has set this env var to another
2556 -- file that has now been deleted.
2557
2558 if Hostparm.OpenVMS then
2559
2560 -- First make sure that the recorded file names are empty
2561
2562 Prj.Env.Initialize (Project_Tree);
2563
2564 Prj.Env.Set_Ada_Paths
2565 (Project, Project_Tree, Including_Libraries => False);
2566 end if;
2567
2568 -- For gnat check, gnat sync, gnat pretty, gnat metric, gnat list,
2569 -- and gnat stack, if no file has been put on the command line, call
2570 -- tool with all the sources of the main project.
2571
2572 elsif The_Command = Check or else
2573 The_Command = Sync or else
2574 The_Command = Pretty or else
2575 The_Command = Metric or else
2576 The_Command = List or else
2577 The_Command = Stack
2578 then
2579 Check_Files;
2580 end if;
2581 end if;
2582
2583 -- Gather all the arguments and invoke the executable
2584
2585 declare
2586 The_Args : Argument_List
2587 (1 .. First_Switches.Last +
2588 Last_Switches.Last +
2589 Carg_Switches.Last +
2590 Rules_Switches.Last);
2591 Arg_Num : Natural := 0;
2592
2593 begin
2594 for J in 1 .. First_Switches.Last loop
2595 Arg_Num := Arg_Num + 1;
2596 The_Args (Arg_Num) := First_Switches.Table (J);
2597 end loop;
2598
2599 for J in 1 .. Last_Switches.Last loop
2600 Arg_Num := Arg_Num + 1;
2601 The_Args (Arg_Num) := Last_Switches.Table (J);
2602 end loop;
2603
2604 for J in 1 .. Carg_Switches.Last loop
2605 Arg_Num := Arg_Num + 1;
2606 The_Args (Arg_Num) := Carg_Switches.Table (J);
2607 end loop;
2608
2609 for J in 1 .. Rules_Switches.Last loop
2610 Arg_Num := Arg_Num + 1;
2611 The_Args (Arg_Num) := Rules_Switches.Table (J);
2612 end loop;
2613
2614 -- If Display_Command is on, only display the generated command
2615
2616 if Display_Command then
2617 Put (Standard_Error, "generated command -->");
2618 Put (Standard_Error, Exec_Path.all);
2619
2620 for Arg in The_Args'Range loop
2621 Put (Standard_Error, " ");
2622 Put (Standard_Error, The_Args (Arg).all);
2623 end loop;
2624
2625 Put (Standard_Error, "<--");
2626 New_Line (Standard_Error);
2627 raise Normal_Exit;
2628 end if;
2629
2630 if Verbose_Mode then
2631 Output.Write_Str (Exec_Path.all);
2632
2633 for Arg in The_Args'Range loop
2634 Output.Write_Char (' ');
2635 Output.Write_Str (The_Args (Arg).all);
2636 end loop;
2637
2638 Output.Write_Eol;
2639 end if;
2640
2641 My_Exit_Status :=
2642 Exit_Status (Spawn (Exec_Path.all, The_Args));
2643 raise Normal_Exit;
2644 end;
2645 end;
2646
2647 exception
2648 when Error_Exit =>
2649 if not Keep_Temporary_Files then
2650 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2651 Delete_Temp_Config_Files;
2652 end if;
2653
2654 Set_Exit_Status (Failure);
2655
2656 when Normal_Exit =>
2657 if not Keep_Temporary_Files then
2658 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2659 Delete_Temp_Config_Files;
2660 end if;
2661
2662 -- Since GNATCmd is normally called from DCL (the VMS shell), it must
2663 -- return an understandable VMS exit status. However the exit status
2664 -- returned *to* GNATCmd is a Posix style code, so we test it and return
2665 -- just a simple success or failure on VMS.
2666
2667 if Hostparm.OpenVMS and then My_Exit_Status /= Success then
2668 Set_Exit_Status (Failure);
2669 else
2670 Set_Exit_Status (My_Exit_Status);
2671 end if;
2672 end GNATCmd;
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