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more autogen definiton
[official-gcc.git] / gcc / ada / gnatcmd.adb
blob87983997a7a5471566eaf39055883d7a227f190e
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) 1996-2012, 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 Libraries_Present : in out Boolean);
268 -- If Project is a library project, add the correct -L and -l switches to
269 -- the linker invocation.
270
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
274 -- projects.
275
276 procedure Test_If_Relative_Path
277 (Switch : in out String_Access;
278 Parent : String);
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.
282
283 --------------------------
284 -- Add_To_Carg_Switches --
285 --------------------------
286
287 procedure Add_To_Carg_Switches (Switch : String_Access) is
288 begin
289 -- If the Carg_Switches table is empty, put "-cargs" at the beginning
290
291 if Carg_Switches.Last = 0 then
292 Carg_Switches.Increment_Last;
293 Carg_Switches.Table (Carg_Switches.Last) := new String'("-cargs");
294 end if;
295
296 Carg_Switches.Increment_Last;
297 Carg_Switches.Table (Carg_Switches.Last) := Switch;
298 end Add_To_Carg_Switches;
299
300 ---------------------------
301 -- Add_To_Rules_Switches --
302 ---------------------------
303
304 procedure Add_To_Rules_Switches (Switch : String_Access) is
305 begin
306 -- If the Rules_Switches table is empty, put "-rules" at the beginning
307
308 if Rules_Switches.Last = 0 then
309 Rules_Switches.Increment_Last;
310 Rules_Switches.Table (Rules_Switches.Last) := new String'("-rules");
311 end if;
312
313 Rules_Switches.Increment_Last;
314 Rules_Switches.Table (Rules_Switches.Last) := Switch;
315 end Add_To_Rules_Switches;
316
317 -----------------
318 -- Check_Files --
319 -----------------
320
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;
326 Status : Integer;
327 Success : Boolean;
328
329 procedure Add_To_Response_File
330 (File_Name : String;
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.
337
338 --------------------------
339 -- Add_To_Response_File --
340 --------------------------
341
342 procedure Add_To_Response_File
343 (File_Name : String;
344 Check_File : Boolean := True)
345 is
346 begin
347 Name_Len := 0;
348
349 Add_Str_To_Name_Buffer (File_Name);
350
351 if not Check_File or else
352 Is_Regular_File (Name_Buffer (1 .. Name_Len))
353 then
354 if FD /= Invalid_FD then
355 Name_Len := Name_Len + 1;
356 Name_Buffer (Name_Len) := ASCII.LF;
357
358 Status := Write (FD, Name_Buffer (1)'Address, Name_Len);
359
360 if Status /= Name_Len then
361 Osint.Fail ("disk full");
362 end if;
363 else
364 Last_Switches.Increment_Last;
365 Last_Switches.Table (Last_Switches.Last) :=
366 new String'(File_Name);
367 end if;
368 end if;
369 end Add_To_Response_File;
370
371 -- Start of processing for Check_Files
372
373 begin
374 -- Check if there is at least one argument that is not a switch or if
375 -- there is a -files= switch.
376
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="
380 then
381 Add_Sources := False;
382 exit;
383
384 elsif Last_Switches.Table (Index) (1) /= '-' then
385 if Index = 1
386 or else
387 (The_Command = Check
388 and then Last_Switches.Table (Index - 1).all /= "-o")
389 or else
390 (The_Command = Pretty
391 and then Last_Switches.Table (Index - 1).all /= "-o"
392 and then Last_Switches.Table (Index - 1).all /= "-of")
393 or else
394 (The_Command = Metric
395 and then
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")
400 or else
401 (The_Command /= Check and then
402 The_Command /= Pretty and then
403 The_Command /= Metric)
404 then
405 Add_Sources := False;
406 exit;
407 end if;
408 end if;
409 end loop;
410
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.
413
414 if Add_Sources then
415
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.
419
420 if The_Command = Check or else
421 The_Command = Pretty or else
422 The_Command = Metric or else
423 The_Command = Stack
424 then
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));
429 end if;
430
431 declare
432 Proj : Project_List;
433
434 begin
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.
438
439 if The_Command = Stack then
440 Proj := Project_Tree.Projects;
441 while Proj /= null loop
442 if Check_Project (Proj.Project, Project) then
443 declare
444 Main : String_List_Id;
445
446 begin
447 -- Include binder generated files for main programs
448
449 Main := Proj.Project.Mains;
450 while Main /= Nil_String loop
451 Add_To_Response_File
452 (Get_Name_String
453 (Proj.Project.Object_Directory.Name) &
454 B_Start.all &
455 MLib.Fil.Ext_To
456 (Get_Name_String
457 (Project_Tree.Shared.String_Elements.Table
458 (Main).Value),
459 "ci"));
460
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
464 -- such files.
465
466 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
467 and then B_Start.all /= "b__"
468 then
469 Add_To_Response_File
470 (Get_Name_String
471 (Proj.Project.Object_Directory.Name) &
472 "b__" &
473 MLib.Fil.Ext_To
474 (Get_Name_String
475 (Project_Tree.Shared
476 .String_Elements.Table (Main).Value),
477 "ci"));
478 end if;
479
480 Main := Project_Tree.Shared.String_Elements.Table
481 (Main).Next;
482 end loop;
483
484 if Proj.Project.Library then
485
486 -- Include the .ci file for the binder generated
487 -- files that contains the initialization and
488 -- finalization of the library.
489
490 Add_To_Response_File
491 (Get_Name_String
492 (Proj.Project.Object_Directory.Name) &
493 B_Start.all &
494 Get_Name_String (Proj.Project.Library_Name) &
495 ".ci");
496
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
500 -- such files.
501
502 if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
503 and then B_Start.all /= "b__"
504 then
505 Add_To_Response_File
506 (Get_Name_String
507 (Proj.Project.Object_Directory.Name) &
508 "b__" &
509 Get_Name_String (Proj.Project.Library_Name) &
510 ".ci");
511 end if;
512 end if;
513 end;
514 end if;
515
516 Proj := Proj.Next;
517 end loop;
518 end if;
519
520 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
521 while Unit /= No_Unit_Index loop
522
523 -- For gnatls, we only need to put the library units, body or
524 -- spec, but not the subunits.
525
526 if The_Command = List then
527 if Unit.File_Names (Impl) /= null
528 and then not Unit.File_Names (Impl).Locally_Removed
529 then
530 -- There is a body, check if it is for this project
531
532 if All_Projects
533 or else Unit.File_Names (Impl).Project = Project
534 then
535 Subunit := False;
536
537 if Unit.File_Names (Spec) = null
538 or else Unit.File_Names (Spec).Locally_Removed
539 then
540 -- We have a body with no spec: we need to check if
541 -- this is a subunit, because gnatls will complain
542 -- about subunits.
543
544 declare
545 Src_Ind : constant Source_File_Index :=
546 Sinput.P.Load_Project_File
547 (Get_Name_String
548 (Unit.File_Names
549 (Impl).Path.Name));
550 begin
551 Subunit :=
552 Sinput.P.Source_File_Is_Subunit (Src_Ind);
553 end;
554 end if;
555
556 if not Subunit then
557 Last_Switches.Increment_Last;
558 Last_Switches.Table (Last_Switches.Last) :=
559 new String'
560 (Get_Name_String
561 (Unit.File_Names
562 (Impl).Display_File));
563 end if;
564 end if;
565
566 elsif Unit.File_Names (Spec) /= null
567 and then not Unit.File_Names (Spec).Locally_Removed
568 then
569 -- We have a spec with no body. Check if it is for this
570 -- project.
571
572 if All_Projects or else
573 Unit.File_Names (Spec).Project = Project
574 then
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));
579 end if;
580 end if;
581
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.
586
587 elsif The_Command = Stack then
588 if Unit.File_Names (Impl) /= null
589 and then not Unit.File_Names (Impl).Locally_Removed
590 then
591 -- There is a body. Check if .ci files for this project
592 -- must be added.
593
594 if Check_Project
595 (Unit.File_Names (Impl).Project, Project)
596 then
597 Subunit := False;
598
599 if Unit.File_Names (Spec) = null
600 or else Unit.File_Names (Spec).Locally_Removed
601 then
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.
605
606 declare
607 Src_Ind : constant Source_File_Index :=
608 Sinput.P.Load_Project_File
609 (Get_Name_String
610 (Unit.File_Names
611 (Impl).Path.Name));
612 begin
613 Subunit :=
614 Sinput.P.Source_File_Is_Subunit (Src_Ind);
615 end;
616 end if;
617
618 if not Subunit then
619 Add_To_Response_File
620 (Get_Name_String
621 (Unit.File_Names
622 (Impl).Project. Object_Directory.Name) &
623 MLib.Fil.Ext_To
624 (Get_Name_String
625 (Unit.File_Names (Impl).Display_File),
626 "ci"));
627 end if;
628 end if;
629
630 elsif Unit.File_Names (Spec) /= null
631 and then not Unit.File_Names (Spec).Locally_Removed
632 then
633 -- Spec with no body, check if it is for this project
634
635 if Check_Project
636 (Unit.File_Names (Spec).Project, Project)
637 then
638 Add_To_Response_File
639 (Get_Name_String
640 (Unit.File_Names
641 (Spec).Project. Object_Directory.Name) &
642 Dir_Separator &
643 MLib.Fil.Ext_To
644 (Get_Name_String (Unit.File_Names (Spec).File),
645 "ci"));
646 end if;
647 end if;
648
649 else
650 -- For gnatcheck, gnatsync, gnatpp and gnatmetric, put all
651 -- sources of the project, or of all projects if -U was
652 -- specified.
653
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
659 then
660 Add_To_Response_File
661 ("""" &
662 Get_Name_String
663 (Unit.File_Names (Kind).Path.Display_Name) &
664 """",
665 Check_File => False);
666 end if;
667 end loop;
668 end if;
669
670 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
671 end loop;
672 end;
673
674 if FD /= Invalid_FD then
675 Close (FD, Success);
676
677 if not Success then
678 Osint.Fail ("disk full");
679 end if;
680 end if;
681 end if;
682 end Check_Files;
683
684 -------------------
685 -- Check_Project --
686 -------------------
687
688 function Check_Project
689 (Project : Project_Id;
690 Root_Project : Project_Id) return Boolean
691 is
692 Proj : Project_Id;
693
694 begin
695 if Project = No_Project then
696 return False;
697
698 elsif All_Projects or else Project = Root_Project then
699 return True;
700
701 elsif The_Command = Metric then
702 Proj := Root_Project;
703 while Proj.Extends /= No_Project loop
704 if Project = Proj.Extends then
705 return True;
706 end if;
707
708 Proj := Proj.Extends;
709 end loop;
710 end if;
711
712 return False;
713 end Check_Project;
714
715 -------------------------------
716 -- Check_Relative_Executable --
717 -------------------------------
718
719 procedure Check_Relative_Executable (Name : in out String_Access) is
720 Exec_File_Name : constant String := Name.all;
721
722 begin
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 (""" &
727 Exec_File_Name &
728 """) with directory part not allowed " &
729 "when using project files");
730 end if;
731 end loop;
732
733 Get_Name_String (Project.Exec_Directory.Name);
734
735 if Name_Buffer (Name_Len) /= Directory_Separator then
736 Name_Len := Name_Len + 1;
737 Name_Buffer (Name_Len) := Directory_Separator;
738 end if;
739
740 Name_Buffer (Name_Len + 1 ..
741 Name_Len + Exec_File_Name'Length) :=
742 Exec_File_Name;
743 Name_Len := Name_Len + Exec_File_Name'Length;
744 Name := new String'(Name_Buffer (1 .. Name_Len));
745 end if;
746 end Check_Relative_Executable;
747
748 --------------------------------
749 -- Configuration_Pragmas_File --
750 --------------------------------
751
752 function Configuration_Pragmas_File return Path_Name_Type is
753 begin
754 Prj.Env.Create_Config_Pragmas_File (Project, Project_Tree);
755 return Project.Config_File_Name;
756 end Configuration_Pragmas_File;
757
758 ------------------------------
759 -- Delete_Temp_Config_Files --
760 ------------------------------
761
762 procedure Delete_Temp_Config_Files is
763 Success : Boolean;
764 Proj : Project_List;
765 pragma Warnings (Off, Success);
766
767 begin
768 -- This should only be called if Keep_Temporary_Files is False
769
770 pragma Assert (not Keep_Temporary_Files);
771
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);
778 end if;
779
780 Proj := Proj.Next;
781 end loop;
782 end if;
783
784 -- If a temporary text file that contains a list of files for a tool
785 -- has been created, delete this temporary file.
786
787 if Temp_File_Name /= No_Path then
788 Delete_Temporary_File (Project_Tree.Shared, Temp_File_Name);
789 end if;
790 end Delete_Temp_Config_Files;
791
792 -----------------
793 -- Get_Closure --
794 -----------------
795
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"),
801 4 => Project_File,
802 5 => ASIS_Main,
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.
808
809 FD : File_Descriptor;
810 -- File descriptor for the temp file that will get the output of the
811 -- invocation of gnatmake.
812
813 Name : Path_Name_Type;
814 -- Path of the file FD
815
816 GN_Name : constant String := Program_Name ("gnatmake", "gnat").all;
817 -- Name for gnatmake
818
819 GN_Path : constant String_Access := Locate_Exec_On_Path (GN_Name);
820 -- Path of gnatmake
821
822 Return_Code : Integer;
823
824 Unused : Boolean;
825 pragma Warnings (Off, Unused);
826
827 File : Ada.Text_IO.File_Type;
828 Line : String (1 .. 250);
829 Last : Natural;
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.
832
833 Unit : Unit_Index;
834 Path : Path_Name_Type;
835
836 begin
837 if GN_Path = null then
838 Put_Line (Standard_Error, "could not locate " & GN_Name);
839 raise Error_Exit;
840 end if;
841
842 -- Create the temp file
843
844 Tempdir.Create_Temp_File (FD, Name);
845
846 -- And close it, because on VMS Spawn with a file descriptor created
847 -- with Create_Temp_File does not redirect output.
848
849 Close (FD);
850
851 -- Spawn "gnatmake -q -b -P <project> <main> -bargs -R -Z"
852
853 Spawn
854 (Program_Name => GN_Path.all,
855 Args => Args,
856 Output_File => Get_Name_String (Name),
857 Success => Unused,
858 Return_Code => Return_Code,
859 Err_To_Out => True);
860
861 -- Read the output of the invocation of gnatmake
862
863 Open (File, In_File, Get_Name_String (Name));
864
865 -- If it was unsuccessful, display the first line in the file and exit
866 -- with error.
867
868 if Return_Code /= 0 then
869 Get_Line (File, Line, Last);
870
871 begin
872 if not Keep_Temporary_Files then
873 Delete (File);
874 else
875 Close (File);
876 end if;
877
878 -- Don't crash if it is not possible to delete or close the file,
879 -- just ignore the situation.
880
881 exception
882 when others =>
883 null;
884 end;
885
886 Put_Line (Standard_Error, Line (1 .. Last));
887 Put_Line
888 (Standard_Error, "could not get closure of " & ASIS_Main.all);
889 raise Error_Exit;
890
891 else
892 -- Get each file name in the file, find its path and add it the
893 -- list of arguments.
894
895 while not End_Of_File (File) loop
896 Get_Line (File, Line, Last);
897 Path := No_Path;
898
899 Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
900 while Unit /= No_Unit_Index loop
901 if Unit.File_Names (Spec) /= null
902 and then
903 Get_Name_String (Unit.File_Names (Spec).File) =
904 Line (1 .. Last)
905 then
906 Path := Unit.File_Names (Spec).Path.Name;
907 exit;
908
909 elsif Unit.File_Names (Impl) /= null
910 and then
911 Get_Name_String (Unit.File_Names (Impl).File) =
912 Line (1 .. Last)
913 then
914 Path := Unit.File_Names (Impl).Path.Name;
915 exit;
916 end if;
917
918 Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
919 end loop;
920
921 Last_Switches.Increment_Last;
922
923 if Path /= No_Path then
924 Last_Switches.Table (Last_Switches.Last) :=
925 new String'(Get_Name_String (Path));
926
927 else
928 Last_Switches.Table (Last_Switches.Last) :=
929 new String'(Line (1 .. Last));
930 end if;
931 end loop;
932
933 begin
934 if not Keep_Temporary_Files then
935 Delete (File);
936 else
937 Close (File);
938 end if;
939
940 -- Don't crash if it is not possible to delete or close the file,
941 -- just ignore the situation.
942
943 exception
944 when others =>
945 null;
946 end;
947 end if;
948 end Get_Closure;
949
950 ------------------
951 -- Mapping_File --
952 ------------------
953
954 function Mapping_File return Path_Name_Type is
955 Result : Path_Name_Type;
956 begin
957 Prj.Env.Create_Mapping_File
958 (Project => Project,
959 Language => Name_Ada,
960 In_Tree => Project_Tree,
961 Name => Result);
962 return Result;
963 end Mapping_File;
964
965 ------------------
966 -- Process_Link --
967 ------------------
968
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;
975 Arg : String_Access;
976 Last : Natural := 0;
977 Skip_Executable : Boolean := False;
978
979 begin
980 -- Add the default search directories, to be able to find
981 -- libgnat in call to MLib.Utl.Lib_Directory.
982
983 Add_Default_Search_Dirs;
984
985 Library_Paths.Set_Last (0);
986
987 -- Check if there are library project files
988
989 if MLib.Tgt.Support_For_Libraries /= None then
990 Set_Libraries (Project, Project_Tree, Libraries_Present);
991 end if;
992
993 -- If there are, add the necessary additional switches
994
995 if Libraries_Present then
996
997 -- Add -L<lib_dir> -lgnarl -lgnat -Wl,-rpath,<lib_dir>
998
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");
1008
1009 -- If Path_Option is not null, create the switch ("-Wl,-rpath," or
1010 -- equivalent) with all the library dirs plus the standard GNAT
1011 -- library dir.
1012
1013 if Path_Option /= null then
1014 declare
1015 Option : String_Access;
1016 Length : Natural := Path_Option'Length;
1017 Current : Natural;
1018
1019 begin
1020 if MLib.Separate_Run_Path_Options then
1021
1022 -- We are going to create one switch of the form
1023 -- "-Wl,-rpath,dir_N" for each directory to consider.
1024
1025 -- One switch for each library directory
1026
1027 for Index in
1028 Library_Paths.First .. Library_Paths.Last
1029 loop
1030 Last_Switches.Increment_Last;
1031 Last_Switches.Table
1032 (Last_Switches.Last) := new String'
1033 (Path_Option.all &
1034 Last_Switches.Table (Index).all);
1035 end loop;
1036
1037 -- One switch for the standard GNAT library dir
1038
1039 Last_Switches.Increment_Last;
1040 Last_Switches.Table
1041 (Last_Switches.Last) := new String'
1042 (Path_Option.all & MLib.Utl.Lib_Directory);
1043
1044 else
1045 -- First, compute the exact length for the switch
1046
1047 for Index in
1048 Library_Paths.First .. Library_Paths.Last
1049 loop
1050 -- Add the length of the library dir plus one for the
1051 -- directory separator.
1052
1053 Length :=
1054 Length +
1055 Library_Paths.Table (Index)'Length + 1;
1056 end loop;
1057
1058 -- Finally, add the length of the standard GNAT library dir
1059
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;
1064
1065 -- Put each library dir followed by a dir separator
1066
1067 for Index in
1068 Library_Paths.First .. Library_Paths.Last
1069 loop
1070 Option
1071 (Current + 1 ..
1072 Current +
1073 Library_Paths.Table (Index)'Length) :=
1074 Library_Paths.Table (Index).all;
1075 Current :=
1076 Current +
1077 Library_Paths.Table (Index)'Length + 1;
1078 Option (Current) := Path_Separator;
1079 end loop;
1080
1081 -- Finally put the standard GNAT library dir
1082
1083 Option
1084 (Current + 1 ..
1085 Current + MLib.Utl.Lib_Directory'Length) :=
1086 MLib.Utl.Lib_Directory;
1087
1088 -- And add the switch to the last switches
1089
1090 Last_Switches.Increment_Last;
1091 Last_Switches.Table (Last_Switches.Last) :=
1092 Option;
1093 end if;
1094 end;
1095 end if;
1096 end if;
1097
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.
1102
1103 Skip_Executable := False;
1104
1105 Switch_Loop : for J in 1 .. Last_Switches.Last loop
1106
1107 -- If we have an executable just reset the flag
1108
1109 if Skip_Executable then
1110 Skip_Executable := False;
1111
1112 -- If -o, set flag so that next switch is not processed
1113
1114 elsif Last_Switches.Table (J).all = "-o" then
1115 Skip_Executable := True;
1116
1117 -- Normal case
1118
1119 else
1120 declare
1121 Switch : constant String :=
1122 Last_Switches.Table (J).all;
1123 ALI_File : constant String (1 .. Switch'Length + 4) :=
1124 Switch & ".ali";
1125
1126 Test_Existence : Boolean := False;
1127
1128 begin
1129 Last := Switch'Length;
1130
1131 -- Skip real switches
1132
1133 if Switch'Length /= 0
1134 and then Switch (Switch'First) /= '-'
1135 then
1136 -- Append ".ali" if file name does not end with it
1137
1138 if Switch'Length <= 4
1139 or else Switch (Switch'Last - 3 .. Switch'Last) /= ".ali"
1140 then
1141 Last := ALI_File'Last;
1142 end if;
1143
1144 -- If file name includes directory information, stop if ALI
1145 -- file exists.
1146
1147 if Is_Absolute_Path (ALI_File (1 .. Last)) then
1148 Test_Existence := True;
1149
1150 else
1151 for K in Switch'Range loop
1152 if Switch (K) = '/'
1153 or else Switch (K) = Directory_Separator
1154 then
1155 Test_Existence := True;
1156 exit;
1157 end if;
1158 end loop;
1159 end if;
1160
1161 if Test_Existence then
1162 if Is_Regular_File (ALI_File (1 .. Last)) then
1163 exit Switch_Loop;
1164 end if;
1165
1166 -- Look in object directories if ALI file exists
1167
1168 else
1169 Project_Loop : loop
1170 declare
1171 Dir : constant String :=
1172 Get_Name_String (Prj.Object_Directory.Name);
1173 begin
1174 if Is_Regular_File
1175 (Dir &
1176 ALI_File (1 .. Last))
1177 then
1178 -- We have found the correct project, so we
1179 -- replace the file with the absolute path.
1180
1181 Last_Switches.Table (J) :=
1182 new String'(Dir & ALI_File (1 .. Last));
1183
1184 -- And we are done
1185
1186 exit Switch_Loop;
1187 end if;
1188 end;
1189
1190 -- Go to the project being extended, if any
1191
1192 Prj := Prj.Extends;
1193 exit Project_Loop when Prj = No_Project;
1194 end loop Project_Loop;
1195 end if;
1196 end if;
1197 end;
1198 end if;
1199 end loop Switch_Loop;
1200
1201 -- If a relative path output file has been specified, we add the exec
1202 -- directory.
1203
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;
1209 exit;
1210 end if;
1211 end loop;
1212
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));
1219 exit;
1220 end if;
1221 end loop;
1222 end if;
1223
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.
1227
1228 if Look_For_Executable then
1229 for J in 1 .. Last_Switches.Last loop
1230 Arg := Last_Switches.Table (J);
1231 Last := 0;
1232
1233 if Arg'Length /= 0 and then Arg (Arg'First) /= '-' then
1234 if Arg'Length > 4
1235 and then Arg (Arg'Last - 3 .. Arg'Last) = ".ali"
1236 then
1237 Last := Arg'Last - 4;
1238
1239 elsif Is_Regular_File (Arg.all & ".ali") then
1240 Last := Arg'Last;
1241 end if;
1242
1243 if Last /= 0 then
1244 Last_Switches.Increment_Last;
1245 Last_Switches.Table (Last_Switches.Last) :=
1246 new String'("-o");
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) &
1251 Executable_Name
1252 (Base_Name (Arg (Arg'First .. Last))));
1253 exit;
1254 end if;
1255 end if;
1256 end loop;
1257 end if;
1258 end Process_Link;
1259
1260 ---------------------
1261 -- Set_Library_For --
1262 ---------------------
1263
1264 procedure Set_Library_For
1265 (Project : Project_Id;
1266 Tree : Project_Tree_Ref;
1267 Libraries_Present : in out Boolean)
1268 is
1269 pragma Unreferenced (Tree);
1270
1271 Path_Option : constant String_Access :=
1272 MLib.Linker_Library_Path_Option;
1273
1274 begin
1275 -- Case of library project
1276
1277 if Project.Library then
1278 Libraries_Present := True;
1279
1280 -- Add the -L switch
1281
1282 Last_Switches.Increment_Last;
1283 Last_Switches.Table (Last_Switches.Last) :=
1284 new String'("-L" & Get_Name_String (Project.Library_Dir.Name));
1285
1286 -- Add the -l switch
1287
1288 Last_Switches.Increment_Last;
1289 Last_Switches.Table (Last_Switches.Last) :=
1290 new String'("-l" & Get_Name_String (Project.Library_Name));
1291
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.
1294
1295 if Project.Library_Kind /= Static
1296 and then Path_Option /= null
1297 then
1298 Library_Paths.Increment_Last;
1299 Library_Paths.Table (Library_Paths.Last) :=
1300 new String'(Get_Name_String (Project.Library_Dir.Name));
1301 end if;
1302 end if;
1303 end Set_Library_For;
1304
1305 ---------------------------
1306 -- Test_If_Relative_Path --
1307 ---------------------------
1308
1309 procedure Test_If_Relative_Path
1310 (Switch : in out String_Access;
1311 Parent : String)
1312 is
1313 begin
1314 Makeutl.Test_If_Relative_Path
1315 (Switch, Parent,
1316 Do_Fail => Osint.Fail'Access,
1317 Including_Non_Switch => False,
1318 Including_RTS => True);
1319 end Test_If_Relative_Path;
1320
1321 -------------------
1322 -- Non_VMS_Usage --
1323 -------------------
1324
1325 procedure Non_VMS_Usage is
1326 begin
1327 Output_Version;
1328 New_Line;
1329 Put_Line ("List of available commands");
1330 New_Line;
1331
1332 for C in Command_List'Range loop
1333
1334 -- No usage for VMS only command or for Sync
1335
1336 if not Command_List (C).VMS_Only and then C /= Sync then
1337 if Targparm.AAMP_On_Target then
1338 Put ("gnaampcmd ");
1339 else
1340 Put ("gnat ");
1341 end if;
1342
1343 Put (To_Lower (Command_List (C).Cname.all));
1344 Set_Col (25);
1345
1346 -- Never call gnatstack with a prefix
1347
1348 if C = Stack then
1349 Put (Command_List (C).Unixcmd.all);
1350 else
1351 Put (Program_Name (Command_List (C).Unixcmd.all, "gnat").all);
1352 end if;
1353
1354 declare
1355 Sws : Argument_List_Access renames Command_List (C).Unixsws;
1356 begin
1357 if Sws /= null then
1358 for J in Sws'Range loop
1359 Put (' ');
1360 Put (Sws (J).all);
1361 end loop;
1362 end if;
1363 end;
1364
1365 New_Line;
1366 end if;
1367 end loop;
1368
1369 New_Line;
1370 Put_Line ("All commands except chop, krunch and preprocess " &
1371 "accept project file switches -vPx, -Pprj and -Xnam=val");
1372 New_Line;
1373 end Non_VMS_Usage;
1374
1375 -- Start of processing for GNATCmd
1376
1377 begin
1378 -- All output from GNATCmd is debugging or error output: send to stderr
1379
1380 Set_Standard_Error;
1381
1382 -- Initializations
1383
1384 Csets.Initialize;
1385 Snames.Initialize;
1386
1387 Prj.Tree.Initialize (Root_Environment, Gnatmake_Flags);
1388 Prj.Env.Initialize_Default_Project_Path
1389 (Root_Environment.Project_Path,
1390 Target_Name => Sdefault.Target_Name.all);
1391
1392 Project_Node_Tree := new Project_Node_Tree_Data;
1393 Prj.Tree.Initialize (Project_Node_Tree);
1394
1395 Prj.Initialize (Project_Tree);
1396
1397 Last_Switches.Init;
1398 Last_Switches.Set_Last (0);
1399
1400 First_Switches.Init;
1401 First_Switches.Set_Last (0);
1402 Carg_Switches.Init;
1403 Carg_Switches.Set_Last (0);
1404 Rules_Switches.Init;
1405 Rules_Switches.Set_Last (0);
1406
1407 VMS_Conv.Initialize;
1408
1409 -- Add the default search directories, to be able to find system.ads in the
1410 -- subsequent call to Targparm.Get_Target_Parameters.
1411
1412 Add_Default_Search_Dirs;
1413
1414 -- Get target parameters so that AAMP_On_Target will be set, for testing in
1415 -- Osint.Program_Name to handle the mapping of GNAAMP tool names.
1416
1417 Targparm.Get_Target_Parameters;
1418
1419 -- Put the command line in environment variable GNAT_DRIVER_COMMAND_LINE,
1420 -- so that the spawned tool may know the way the GNAT driver was invoked.
1421
1422 Name_Len := 0;
1423 Add_Str_To_Name_Buffer (Command_Name);
1424
1425 for J in 1 .. Argument_Count loop
1426 Add_Char_To_Name_Buffer (' ');
1427 Add_Str_To_Name_Buffer (Argument (J));
1428 end loop;
1429
1430 -- On OpenVMS, setenv creates a logical whose length is limited to
1431 -- 255 bytes.
1432
1433 if OpenVMS and then Name_Len > Max_OpenVMS_Logical_Length then
1434 Name_Buffer (Max_OpenVMS_Logical_Length - 2
1435 .. Max_OpenVMS_Logical_Length) := "...";
1436 Name_Len := Max_OpenVMS_Logical_Length;
1437 end if;
1438
1439 Setenv ("GNAT_DRIVER_COMMAND_LINE", Name_Buffer (1 .. Name_Len));
1440
1441 -- Add the directory where the GNAT driver is invoked in front of the path,
1442 -- if the GNAT driver is invoked with directory information. Do not do this
1443 -- for VMS, where the notion of path does not really exist.
1444
1445 if not OpenVMS then
1446 declare
1447 Command : constant String := Command_Name;
1448
1449 begin
1450 for Index in reverse Command'Range loop
1451 if Command (Index) = Directory_Separator then
1452 declare
1453 Absolute_Dir : constant String :=
1454 Normalize_Pathname
1455 (Command (Command'First .. Index));
1456
1457 PATH : constant String :=
1458 Absolute_Dir & Path_Separator & Getenv ("PATH").all;
1459
1460 begin
1461 Setenv ("PATH", PATH);
1462 end;
1463
1464 exit;
1465 end if;
1466 end loop;
1467 end;
1468 end if;
1469
1470 -- If on VMS, or if VMS emulation is on, convert VMS style /qualifiers,
1471 -- filenames and pathnames to Unix style.
1472
1473 if Hostparm.OpenVMS
1474 or else To_Lower (Getenv ("EMULATE_VMS").all) = "true"
1475 then
1476 VMS_Conversion (The_Command);
1477
1478 B_Start := new String'("b__");
1479
1480 -- If not on VMS, scan the command line directly
1481
1482 else
1483 if Argument_Count = 0 then
1484 Non_VMS_Usage;
1485 return;
1486 else
1487 begin
1488 loop
1489 if Argument_Count > Command_Arg
1490 and then Argument (Command_Arg) = "-v"
1491 then
1492 Verbose_Mode := True;
1493 Command_Arg := Command_Arg + 1;
1494
1495 elsif Argument_Count > Command_Arg
1496 and then Argument (Command_Arg) = "-dn"
1497 then
1498 Keep_Temporary_Files := True;
1499 Command_Arg := Command_Arg + 1;
1500
1501 else
1502 exit;
1503 end if;
1504 end loop;
1505
1506 The_Command := Real_Command_Type'Value (Argument (Command_Arg));
1507
1508 if Command_List (The_Command).VMS_Only then
1509 Non_VMS_Usage;
1510 Fail
1511 ("Command """
1512 & Command_List (The_Command).Cname.all
1513 & """ can only be used on VMS");
1514 end if;
1515
1516 exception
1517 when Constraint_Error =>
1518
1519 -- Check if it is an alternate command
1520
1521 declare
1522 Alternate : Alternate_Command;
1523
1524 begin
1525 Alternate := Alternate_Command'Value
1526 (Argument (Command_Arg));
1527 The_Command := Corresponding_To (Alternate);
1528
1529 exception
1530 when Constraint_Error =>
1531 Non_VMS_Usage;
1532 Fail ("Unknown command: " & Argument (Command_Arg));
1533 end;
1534 end;
1535
1536 -- Get the arguments from the command line and from the eventual
1537 -- argument file(s) specified on the command line.
1538
1539 for Arg in Command_Arg + 1 .. Argument_Count loop
1540 declare
1541 The_Arg : constant String := Argument (Arg);
1542
1543 begin
1544 -- Check if an argument file is specified
1545
1546 if The_Arg (The_Arg'First) = '@' then
1547 declare
1548 Arg_File : Ada.Text_IO.File_Type;
1549 Line : String (1 .. 256);
1550 Last : Natural;
1551
1552 begin
1553 -- Open the file and fail if the file cannot be found
1554
1555 begin
1556 Open
1557 (Arg_File, In_File,
1558 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1559
1560 exception
1561 when others =>
1562 Put
1563 (Standard_Error, "Cannot open argument file """);
1564 Put
1565 (Standard_Error,
1566 The_Arg (The_Arg'First + 1 .. The_Arg'Last));
1567
1568 Put_Line (Standard_Error, """");
1569 raise Error_Exit;
1570 end;
1571
1572 -- Read line by line and put the content of each non-
1573 -- empty line in the Last_Switches table.
1574
1575 while not End_Of_File (Arg_File) loop
1576 Get_Line (Arg_File, Line, Last);
1577
1578 if Last /= 0 then
1579 Last_Switches.Increment_Last;
1580 Last_Switches.Table (Last_Switches.Last) :=
1581 new String'(Line (1 .. Last));
1582 end if;
1583 end loop;
1584
1585 Close (Arg_File);
1586 end;
1587
1588 else
1589 -- It is not an argument file; just put the argument in
1590 -- the Last_Switches table.
1591
1592 Last_Switches.Increment_Last;
1593 Last_Switches.Table (Last_Switches.Last) :=
1594 new String'(The_Arg);
1595 end if;
1596 end;
1597 end loop;
1598 end if;
1599 end if;
1600
1601 declare
1602 Program : String_Access;
1603 Exec_Path : String_Access;
1604
1605 begin
1606 if The_Command = Stack then
1607
1608 -- Never call gnatstack with a prefix
1609
1610 Program := new String'(Command_List (The_Command).Unixcmd.all);
1611
1612 else
1613 Program :=
1614 Program_Name (Command_List (The_Command).Unixcmd.all, "gnat");
1615 end if;
1616
1617 -- For the tools where the GNAT driver processes the project files,
1618 -- allow shared library projects to import projects that are not shared
1619 -- library projects, to avoid adding a switch for these tools. For the
1620 -- builder (gnatmake), if a shared library project imports a project
1621 -- that is not a shared library project and the appropriate switch is
1622 -- not specified, the invocation of gnatmake will fail.
1623
1624 Opt.Unchecked_Shared_Lib_Imports := True;
1625
1626 -- Locate the executable for the command
1627
1628 Exec_Path := Locate_Exec_On_Path (Program.all);
1629
1630 if Exec_Path = null then
1631 Put_Line (Standard_Error, "could not locate " & Program.all);
1632 raise Error_Exit;
1633 end if;
1634
1635 -- If there are switches for the executable, put them as first switches
1636
1637 if Command_List (The_Command).Unixsws /= null then
1638 for J in Command_List (The_Command).Unixsws'Range loop
1639 First_Switches.Increment_Last;
1640 First_Switches.Table (First_Switches.Last) :=
1641 Command_List (The_Command).Unixsws (J);
1642 end loop;
1643 end if;
1644
1645 -- For BIND, CHECK, ELIM, FIND, LINK, LIST, METRIC, PRETTY, STACK, STUB,
1646 -- SYNC and XREF, look for project file related switches.
1647
1648 case The_Command is
1649 when Bind =>
1650 Tool_Package_Name := Name_Binder;
1651 Packages_To_Check := Packages_To_Check_By_Binder;
1652 when Check =>
1653 Tool_Package_Name := Name_Check;
1654 Packages_To_Check := Packages_To_Check_By_Check;
1655 when Elim =>
1656 Tool_Package_Name := Name_Eliminate;
1657 Packages_To_Check := Packages_To_Check_By_Eliminate;
1658 when Find =>
1659 Tool_Package_Name := Name_Finder;
1660 Packages_To_Check := Packages_To_Check_By_Finder;
1661 when Link =>
1662 Tool_Package_Name := Name_Linker;
1663 Packages_To_Check := Packages_To_Check_By_Linker;
1664 when List =>
1665 Tool_Package_Name := Name_Gnatls;
1666 Packages_To_Check := Packages_To_Check_By_Gnatls;
1667 when Metric =>
1668 Tool_Package_Name := Name_Metrics;
1669 Packages_To_Check := Packages_To_Check_By_Metric;
1670 when Pretty =>
1671 Tool_Package_Name := Name_Pretty_Printer;
1672 Packages_To_Check := Packages_To_Check_By_Pretty;
1673 when Stack =>
1674 Tool_Package_Name := Name_Stack;
1675 Packages_To_Check := Packages_To_Check_By_Stack;
1676 when Stub =>
1677 Tool_Package_Name := Name_Gnatstub;
1678 Packages_To_Check := Packages_To_Check_By_Gnatstub;
1679 when Sync =>
1680 Tool_Package_Name := Name_Synchronize;
1681 Packages_To_Check := Packages_To_Check_By_Sync;
1682 when Xref =>
1683 Tool_Package_Name := Name_Cross_Reference;
1684 Packages_To_Check := Packages_To_Check_By_Xref;
1685 when others =>
1686 Tool_Package_Name := No_Name;
1687 end case;
1688
1689 if Tool_Package_Name /= No_Name then
1690
1691 -- Check that the switches are consistent. Detect project file
1692 -- related switches.
1693
1694 Inspect_Switches : declare
1695 Arg_Num : Positive := 1;
1696 Argv : String_Access;
1697
1698 procedure Remove_Switch (Num : Positive);
1699 -- Remove a project related switch from table Last_Switches
1700
1701 -------------------
1702 -- Remove_Switch --
1703 -------------------
1704
1705 procedure Remove_Switch (Num : Positive) is
1706 begin
1707 Last_Switches.Table (Num .. Last_Switches.Last - 1) :=
1708 Last_Switches.Table (Num + 1 .. Last_Switches.Last);
1709 Last_Switches.Decrement_Last;
1710 end Remove_Switch;
1711
1712 -- Start of processing for Inspect_Switches
1713
1714 begin
1715 while Arg_Num <= Last_Switches.Last loop
1716 Argv := Last_Switches.Table (Arg_Num);
1717
1718 if Argv (Argv'First) = '-' then
1719 if Argv'Length = 1 then
1720 Fail
1721 ("switch character cannot be followed by a blank");
1722 end if;
1723
1724 -- The two style project files (-p and -P) cannot be used
1725 -- together
1726
1727 if (The_Command = Find or else The_Command = Xref)
1728 and then Argv (2) = 'p'
1729 then
1730 Old_Project_File_Used := True;
1731 if Project_File /= null then
1732 Fail ("-P and -p cannot be used together");
1733 end if;
1734 end if;
1735
1736 -- --subdirs=... Specify Subdirs
1737
1738 if Argv'Length > Makeutl.Subdirs_Option'Length
1739 and then
1740 Argv
1741 (Argv'First ..
1742 Argv'First + Makeutl.Subdirs_Option'Length - 1) =
1743 Makeutl.Subdirs_Option
1744 then
1745 Subdirs :=
1746 new String'
1747 (Argv
1748 (Argv'First + Makeutl.Subdirs_Option'Length ..
1749 Argv'Last));
1750
1751 Remove_Switch (Arg_Num);
1752
1753 -- -aPdir Add dir to the project search path
1754
1755 elsif Argv'Length > 3
1756 and then Argv (Argv'First + 1 .. Argv'First + 2) = "aP"
1757 then
1758 Prj.Env.Add_Directories
1759 (Root_Environment.Project_Path,
1760 Argv (Argv'First + 3 .. Argv'Last));
1761
1762 Remove_Switch (Arg_Num);
1763
1764 -- -eL Follow links for files
1765
1766 elsif Argv.all = "-eL" then
1767 Follow_Links_For_Files := True;
1768 Follow_Links_For_Dirs := True;
1769
1770 Remove_Switch (Arg_Num);
1771
1772 -- -vPx Specify verbosity while parsing project files
1773
1774 elsif Argv'Length = 4
1775 and then Argv (Argv'First + 1 .. Argv'First + 2) = "vP"
1776 then
1777 case Argv (Argv'Last) is
1778 when '0' =>
1779 Current_Verbosity := Prj.Default;
1780 when '1' =>
1781 Current_Verbosity := Prj.Medium;
1782 when '2' =>
1783 Current_Verbosity := Prj.High;
1784 when others =>
1785 Fail ("Invalid switch: " & Argv.all);
1786 end case;
1787
1788 Remove_Switch (Arg_Num);
1789
1790 -- -Pproject_file Specify project file to be used
1791
1792 elsif Argv (Argv'First + 1) = 'P' then
1793
1794 -- Only one -P switch can be used
1795
1796 if Project_File /= null then
1797 Fail
1798 (Argv.all
1799 & ": second project file forbidden (first is """
1800 & Project_File.all
1801 & """)");
1802
1803 -- The two style project files (-p and -P) cannot be
1804 -- used together.
1805
1806 elsif Old_Project_File_Used then
1807 Fail ("-p and -P cannot be used together");
1808
1809 elsif Argv'Length = 2 then
1810
1811 -- There is space between -P and the project file
1812 -- name. -P cannot be the last option.
1813
1814 if Arg_Num = Last_Switches.Last then
1815 Fail ("project file name missing after -P");
1816
1817 else
1818 Remove_Switch (Arg_Num);
1819 Argv := Last_Switches.Table (Arg_Num);
1820
1821 -- After -P, there must be a project file name,
1822 -- not another switch.
1823
1824 if Argv (Argv'First) = '-' then
1825 Fail ("project file name missing after -P");
1826
1827 else
1828 Project_File := new String'(Argv.all);
1829 end if;
1830 end if;
1831
1832 else
1833 -- No space between -P and project file name
1834
1835 Project_File :=
1836 new String'(Argv (Argv'First + 2 .. Argv'Last));
1837 end if;
1838
1839 Remove_Switch (Arg_Num);
1840
1841 -- -Xexternal=value Specify an external reference to be
1842 -- used in project files
1843
1844 elsif Argv'Length >= 5
1845 and then Argv (Argv'First + 1) = 'X'
1846 then
1847 if not Check (Root_Environment.External,
1848 Argv (Argv'First + 2 .. Argv'Last))
1849 then
1850 Fail (Argv.all
1851 & " is not a valid external assignment.");
1852 end if;
1853
1854 Remove_Switch (Arg_Num);
1855
1856 elsif
1857 (The_Command = Check or else
1858 The_Command = Sync or else
1859 The_Command = Pretty or else
1860 The_Command = Metric or else
1861 The_Command = Stack or else
1862 The_Command = List)
1863 and then Argv'Length = 2
1864 and then Argv (2) = 'U'
1865 then
1866 All_Projects := True;
1867 Remove_Switch (Arg_Num);
1868
1869 else
1870 Arg_Num := Arg_Num + 1;
1871 end if;
1872
1873 elsif ((The_Command = Check and then Argv (Argv'First) /= '+')
1874 or else The_Command = Sync
1875 or else The_Command = Metric
1876 or else The_Command = Pretty)
1877 and then Project_File /= null
1878 and then All_Projects
1879 then
1880 if ASIS_Main /= null then
1881 Fail ("cannot specify more than one main after -U");
1882 else
1883 ASIS_Main := Argv;
1884 Remove_Switch (Arg_Num);
1885 end if;
1886
1887 else
1888 Arg_Num := Arg_Num + 1;
1889 end if;
1890 end loop;
1891 end Inspect_Switches;
1892 end if;
1893
1894 -- If there is a project file specified, parse it, get the switches
1895 -- for the tool and setup PATH environment variables.
1896
1897 if Project_File /= null then
1898 Prj.Pars.Set_Verbosity (To => Current_Verbosity);
1899
1900 Prj.Pars.Parse
1901 (Project => Project,
1902 In_Tree => Project_Tree,
1903 In_Node_Tree => Project_Node_Tree,
1904 Project_File_Name => Project_File.all,
1905 Env => Root_Environment,
1906 Packages_To_Check => Packages_To_Check);
1907
1908 -- Prj.Pars.Parse calls Set_Standard_Output, reset to stderr
1909
1910 Set_Standard_Error;
1911
1912 if Project = Prj.No_Project then
1913 Fail ("""" & Project_File.all & """ processing failed");
1914 end if;
1915
1916 -- Check if a package with the name of the tool is in the project
1917 -- file and if there is one, get the switches, if any, and scan them.
1918
1919 declare
1920 Pkg : constant Prj.Package_Id :=
1921 Prj.Util.Value_Of
1922 (Name => Tool_Package_Name,
1923 In_Packages => Project.Decl.Packages,
1924 Shared => Project_Tree.Shared);
1925
1926 Element : Package_Element;
1927
1928 Switches_Array : Array_Element_Id;
1929
1930 The_Switches : Prj.Variable_Value;
1931 Current : Prj.String_List_Id;
1932 The_String : String_Element;
1933
1934 Main : String_Access := null;
1935
1936 begin
1937 if Pkg /= No_Package then
1938 Element := Project_Tree.Shared.Packages.Table (Pkg);
1939
1940 -- Packages Gnatls and Gnatstack have a single attribute
1941 -- Switches, that is not an associative array.
1942
1943 if The_Command = List or else The_Command = Stack then
1944 The_Switches :=
1945 Prj.Util.Value_Of
1946 (Variable_Name => Snames.Name_Switches,
1947 In_Variables => Element.Decl.Attributes,
1948 Shared => Project_Tree.Shared);
1949
1950 -- Packages Binder (for gnatbind), Cross_Reference (for
1951 -- gnatxref), Linker (for gnatlink), Finder (for gnatfind),
1952 -- Pretty_Printer (for gnatpp), Eliminate (for gnatelim), Check
1953 -- (for gnatcheck), and Metric (for gnatmetric) have an
1954 -- attributed Switches, an associative array, indexed by the
1955 -- name of the file.
1956
1957 -- They also have an attribute Default_Switches, indexed by the
1958 -- name of the programming language.
1959
1960 else
1961 -- First check if there is a single main
1962
1963 for J in 1 .. Last_Switches.Last loop
1964 if Last_Switches.Table (J) (1) /= '-' then
1965 if Main = null then
1966 Main := Last_Switches.Table (J);
1967
1968 else
1969 Main := null;
1970 exit;
1971 end if;
1972 end if;
1973 end loop;
1974
1975 if Main /= null then
1976 Switches_Array :=
1977 Prj.Util.Value_Of
1978 (Name => Name_Switches,
1979 In_Arrays => Element.Decl.Arrays,
1980 Shared => Project_Tree.Shared);
1981 Name_Len := 0;
1982 Add_Str_To_Name_Buffer (Main.all);
1983 The_Switches := Prj.Util.Value_Of
1984 (Index => Name_Find,
1985 Src_Index => 0,
1986 In_Array => Switches_Array,
1987 Shared => Project_Tree.Shared);
1988 end if;
1989
1990 if The_Switches.Kind = Prj.Undefined then
1991 Switches_Array :=
1992 Prj.Util.Value_Of
1993 (Name => Name_Default_Switches,
1994 In_Arrays => Element.Decl.Arrays,
1995 Shared => Project_Tree.Shared);
1996 The_Switches := Prj.Util.Value_Of
1997 (Index => Name_Ada,
1998 Src_Index => 0,
1999 In_Array => Switches_Array,
2000 Shared => Project_Tree.Shared);
2001 end if;
2002 end if;
2003
2004 -- If there are switches specified in the package of the
2005 -- project file corresponding to the tool, scan them.
2006
2007 case The_Switches.Kind is
2008 when Prj.Undefined =>
2009 null;
2010
2011 when Prj.Single =>
2012 declare
2013 Switch : constant String :=
2014 Get_Name_String (The_Switches.Value);
2015
2016 begin
2017 if Switch'Length > 0 then
2018 First_Switches.Increment_Last;
2019 First_Switches.Table (First_Switches.Last) :=
2020 new String'(Switch);
2021 end if;
2022 end;
2023
2024 when Prj.List =>
2025 Current := The_Switches.Values;
2026 while Current /= Prj.Nil_String loop
2027 The_String := Project_Tree.Shared.String_Elements.
2028 Table (Current);
2029
2030 declare
2031 Switch : constant String :=
2032 Get_Name_String (The_String.Value);
2033
2034 begin
2035 if Switch'Length > 0 then
2036 First_Switches.Increment_Last;
2037 First_Switches.Table (First_Switches.Last) :=
2038 new String'(Switch);
2039 end if;
2040 end;
2041
2042 Current := The_String.Next;
2043 end loop;
2044 end case;
2045 end if;
2046 end;
2047
2048 if The_Command = Bind
2049 or else The_Command = Link
2050 or else The_Command = Elim
2051 then
2052 Change_Dir (Get_Name_String (Project.Object_Directory.Name));
2053 end if;
2054
2055 -- Set up the env vars for project path files
2056
2057 Prj.Env.Set_Ada_Paths
2058 (Project, Project_Tree, Including_Libraries => False);
2059
2060 -- For gnatcheck, gnatstub, gnatmetric, gnatpp and gnatelim, create
2061 -- a configuration pragmas file, if necessary.
2062
2063 if The_Command = Pretty
2064 or else The_Command = Metric
2065 or else The_Command = Stub
2066 or else The_Command = Elim
2067 or else The_Command = Check
2068 or else The_Command = Sync
2069 then
2070 -- If there are switches in package Compiler, put them in the
2071 -- Carg_Switches table.
2072
2073 declare
2074 Pkg : constant Prj.Package_Id :=
2075 Prj.Util.Value_Of
2076 (Name => Name_Compiler,
2077 In_Packages => Project.Decl.Packages,
2078 Shared => Project_Tree.Shared);
2079
2080 Element : Package_Element;
2081
2082 Switches_Array : Array_Element_Id;
2083
2084 The_Switches : Prj.Variable_Value;
2085 Current : Prj.String_List_Id;
2086 The_String : String_Element;
2087
2088 Main : String_Access := null;
2089 Main_Id : Name_Id;
2090
2091 begin
2092 if Pkg /= No_Package then
2093
2094 -- First, check if there is a single main specified
2095
2096 for J in 1 .. Last_Switches.Last loop
2097 if Last_Switches.Table (J) (1) /= '-' then
2098 if Main = null then
2099 Main := Last_Switches.Table (J);
2100
2101 else
2102 Main := null;
2103 exit;
2104 end if;
2105 end if;
2106 end loop;
2107
2108 Element := Project_Tree.Shared.Packages.Table (Pkg);
2109
2110 -- If there is a single main and there is compilation
2111 -- switches specified in the project file, use them.
2112
2113 if Main /= null and then not All_Projects then
2114 Name_Len := Main'Length;
2115 Name_Buffer (1 .. Name_Len) := Main.all;
2116 Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
2117 Main_Id := Name_Find;
2118
2119 Switches_Array :=
2120 Prj.Util.Value_Of
2121 (Name => Name_Switches,
2122 In_Arrays => Element.Decl.Arrays,
2123 Shared => Project_Tree.Shared);
2124 The_Switches := Prj.Util.Value_Of
2125 (Index => Main_Id,
2126 Src_Index => 0,
2127 In_Array => Switches_Array,
2128 Shared => Project_Tree.Shared);
2129 end if;
2130
2131 -- Otherwise, get the Default_Switches ("Ada")
2132
2133 if The_Switches.Kind = Undefined then
2134 Switches_Array :=
2135 Prj.Util.Value_Of
2136 (Name => Name_Default_Switches,
2137 In_Arrays => Element.Decl.Arrays,
2138 Shared => Project_Tree.Shared);
2139 The_Switches := Prj.Util.Value_Of
2140 (Index => Name_Ada,
2141 Src_Index => 0,
2142 In_Array => Switches_Array,
2143 Shared => Project_Tree.Shared);
2144 end if;
2145
2146 -- If there are switches specified, put them in the
2147 -- Carg_Switches table.
2148
2149 case The_Switches.Kind is
2150 when Prj.Undefined =>
2151 null;
2152
2153 when Prj.Single =>
2154 declare
2155 Switch : constant String :=
2156 Get_Name_String (The_Switches.Value);
2157 begin
2158 if Switch'Length > 0 then
2159 Add_To_Carg_Switches (new String'(Switch));
2160 end if;
2161 end;
2162
2163 when Prj.List =>
2164 Current := The_Switches.Values;
2165 while Current /= Prj.Nil_String loop
2166 The_String := Project_Tree.Shared.String_Elements
2167 .Table (Current);
2168
2169 declare
2170 Switch : constant String :=
2171 Get_Name_String (The_String.Value);
2172 begin
2173 if Switch'Length > 0 then
2174 Add_To_Carg_Switches (new String'(Switch));
2175 end if;
2176 end;
2177
2178 Current := The_String.Next;
2179 end loop;
2180 end case;
2181 end if;
2182 end;
2183
2184 -- If -cargs is one of the switches, move the following switches
2185 -- to the Carg_Switches table.
2186
2187 for J in 1 .. First_Switches.Last loop
2188 if First_Switches.Table (J).all = "-cargs" then
2189 declare
2190 K : Positive;
2191 Last : Natural;
2192
2193 begin
2194 -- Move the switches that are before -rules when the
2195 -- command is CHECK.
2196
2197 K := J + 1;
2198 while K <= First_Switches.Last
2199 and then
2200 (The_Command /= Check
2201 or else First_Switches.Table (K).all /= "-rules")
2202 loop
2203 Add_To_Carg_Switches (First_Switches.Table (K));
2204 K := K + 1;
2205 end loop;
2206
2207 if K > First_Switches.Last then
2208 First_Switches.Set_Last (J - 1);
2209
2210 else
2211 Last := J - 1;
2212 while K <= First_Switches.Last loop
2213 Last := Last + 1;
2214 First_Switches.Table (Last) :=
2215 First_Switches.Table (K);
2216 K := K + 1;
2217 end loop;
2218
2219 First_Switches.Set_Last (Last);
2220 end if;
2221 end;
2222
2223 exit;
2224 end if;
2225 end loop;
2226
2227 for J in 1 .. Last_Switches.Last loop
2228 if Last_Switches.Table (J).all = "-cargs" then
2229 declare
2230 K : Positive;
2231 Last : Natural;
2232
2233 begin
2234 -- Move the switches that are before -rules when the
2235 -- command is CHECK.
2236
2237 K := J + 1;
2238 while K <= Last_Switches.Last
2239 and then
2240 (The_Command /= Check
2241 or else Last_Switches.Table (K).all /= "-rules")
2242 loop
2243 Add_To_Carg_Switches (Last_Switches.Table (K));
2244 K := K + 1;
2245 end loop;
2246
2247 if K > Last_Switches.Last then
2248 Last_Switches.Set_Last (J - 1);
2249
2250 else
2251 Last := J - 1;
2252 while K <= Last_Switches.Last loop
2253 Last := Last + 1;
2254 Last_Switches.Table (Last) :=
2255 Last_Switches.Table (K);
2256 K := K + 1;
2257 end loop;
2258
2259 Last_Switches.Set_Last (Last);
2260 end if;
2261 end;
2262
2263 exit;
2264 end if;
2265 end loop;
2266
2267 declare
2268 CP_File : constant Path_Name_Type := Configuration_Pragmas_File;
2269 M_File : constant Path_Name_Type := Mapping_File;
2270
2271 begin
2272 if CP_File /= No_Path then
2273 if The_Command = Elim then
2274 First_Switches.Increment_Last;
2275 First_Switches.Table (First_Switches.Last) :=
2276 new String'("-C" & Get_Name_String (CP_File));
2277
2278 else
2279 Add_To_Carg_Switches
2280 (new String'("-gnatec=" & Get_Name_String (CP_File)));
2281 end if;
2282 end if;
2283
2284 if M_File /= No_Path then
2285 Add_To_Carg_Switches
2286 (new String'("-gnatem=" & Get_Name_String (M_File)));
2287 end if;
2288
2289 -- For gnatcheck, also indicate a global configuration pragmas
2290 -- file and, if -U is not used, a local one.
2291
2292 if The_Command = Check then
2293 declare
2294 Pkg : constant Prj.Package_Id :=
2295 Prj.Util.Value_Of
2296 (Name => Name_Builder,
2297 In_Packages => Project.Decl.Packages,
2298 Shared => Project_Tree.Shared);
2299
2300 Variable : Variable_Value :=
2301 Prj.Util.Value_Of
2302 (Name => No_Name,
2303 Attribute_Or_Array_Name =>
2304 Name_Global_Configuration_Pragmas,
2305 In_Package => Pkg,
2306 Shared => Project_Tree.Shared);
2307
2308 begin
2309 if (Variable = Nil_Variable_Value
2310 or else Length_Of_Name (Variable.Value) = 0)
2311 and then Pkg /= No_Package
2312 then
2313 Variable :=
2314 Prj.Util.Value_Of
2315 (Name => Name_Ada,
2316 Attribute_Or_Array_Name =>
2317 Name_Global_Config_File,
2318 In_Package => Pkg,
2319 Shared => Project_Tree.Shared);
2320 end if;
2321
2322 if Variable /= Nil_Variable_Value
2323 and then Length_Of_Name (Variable.Value) /= 0
2324 then
2325 Add_To_Carg_Switches
2326 (new String'
2327 ("-gnatec=" & Get_Name_String (Variable.Value)));
2328 end if;
2329 end;
2330
2331 if not All_Projects then
2332 declare
2333 Pkg : constant Prj.Package_Id :=
2334 Prj.Util.Value_Of
2335 (Name => Name_Compiler,
2336 In_Packages => Project.Decl.Packages,
2337 Shared => Project_Tree.Shared);
2338
2339 Variable : Variable_Value :=
2340 Prj.Util.Value_Of
2341 (Name => No_Name,
2342 Attribute_Or_Array_Name =>
2343 Name_Local_Configuration_Pragmas,
2344 In_Package => Pkg,
2345 Shared => Project_Tree.Shared);
2346
2347 begin
2348 if (Variable = Nil_Variable_Value
2349 or else Length_Of_Name (Variable.Value) = 0)
2350 and then Pkg /= No_Package
2351 then
2352 Variable :=
2353 Prj.Util.Value_Of
2354 (Name => Name_Ada,
2355 Attribute_Or_Array_Name =>
2356 Name_Local_Config_File,
2357 In_Package => Pkg,
2358 Shared =>
2359 Project_Tree.Shared);
2360 end if;
2361
2362 if Variable /= Nil_Variable_Value
2363 and then Length_Of_Name (Variable.Value) /= 0
2364 then
2365 Add_To_Carg_Switches
2366 (new String'
2367 ("-gnatec=" &
2368 Get_Name_String (Variable.Value)));
2369 end if;
2370 end;
2371 end if;
2372 end if;
2373 end;
2374 end if;
2375
2376 if The_Command = Link then
2377 Process_Link;
2378 end if;
2379
2380 if The_Command = Link or else The_Command = Bind then
2381
2382 -- For files that are specified as relative paths with directory
2383 -- information, we convert them to absolute paths, with parent
2384 -- being the current working directory if specified on the command
2385 -- line and the project directory if specified in the project
2386 -- file. This is what gnatmake is doing for linker and binder
2387 -- arguments.
2388
2389 for J in 1 .. Last_Switches.Last loop
2390 GNATCmd.Test_If_Relative_Path
2391 (Last_Switches.Table (J), Current_Work_Dir);
2392 end loop;
2393
2394 Get_Name_String (Project.Directory.Name);
2395
2396 declare
2397 Project_Dir : constant String := Name_Buffer (1 .. Name_Len);
2398 begin
2399 for J in 1 .. First_Switches.Last loop
2400 GNATCmd.Test_If_Relative_Path
2401 (First_Switches.Table (J), Project_Dir);
2402 end loop;
2403 end;
2404
2405 elsif The_Command = Stub then
2406 declare
2407 File_Index : Integer := 0;
2408 Dir_Index : Integer := 0;
2409 Last : constant Integer := Last_Switches.Last;
2410 Lang : constant Language_Ptr :=
2411 Get_Language_From_Name (Project, "ada");
2412
2413 begin
2414 for Index in 1 .. Last loop
2415 if Last_Switches.Table (Index)
2416 (Last_Switches.Table (Index)'First) /= '-'
2417 then
2418 File_Index := Index;
2419 exit;
2420 end if;
2421 end loop;
2422
2423 -- If the project file naming scheme is not standard, and if
2424 -- the file name ends with the spec suffix, then indicate to
2425 -- gnatstub the name of the body file with a -o switch.
2426
2427 if not Is_Standard_GNAT_Naming (Lang.Config.Naming_Data) then
2428 if File_Index /= 0 then
2429 declare
2430 Spec : constant String :=
2431 Base_Name
2432 (Last_Switches.Table (File_Index).all);
2433 Last : Natural := Spec'Last;
2434
2435 begin
2436 Get_Name_String (Lang.Config.Naming_Data.Spec_Suffix);
2437
2438 if Spec'Length > Name_Len
2439 and then Spec (Last - Name_Len + 1 .. Last) =
2440 Name_Buffer (1 .. Name_Len)
2441 then
2442 Last := Last - Name_Len;
2443 Get_Name_String
2444 (Lang.Config.Naming_Data.Body_Suffix);
2445 Last_Switches.Increment_Last;
2446 Last_Switches.Table (Last_Switches.Last) :=
2447 new String'("-o");
2448 Last_Switches.Increment_Last;
2449 Last_Switches.Table (Last_Switches.Last) :=
2450 new String'(Spec (Spec'First .. Last) &
2451 Name_Buffer (1 .. Name_Len));
2452 end if;
2453 end;
2454 end if;
2455 end if;
2456
2457 -- Add the directory of the spec as the destination directory
2458 -- of the body, if there is no destination directory already
2459 -- specified.
2460
2461 if File_Index /= 0 then
2462 for Index in File_Index + 1 .. Last loop
2463 if Last_Switches.Table (Index)
2464 (Last_Switches.Table (Index)'First) /= '-'
2465 then
2466 Dir_Index := Index;
2467 exit;
2468 end if;
2469 end loop;
2470
2471 if Dir_Index = 0 then
2472 Last_Switches.Increment_Last;
2473 Last_Switches.Table (Last_Switches.Last) :=
2474 new String'
2475 (Dir_Name (Last_Switches.Table (File_Index).all));
2476 end if;
2477 end if;
2478 end;
2479 end if;
2480
2481 -- For gnatmetric, the generated files should be put in the object
2482 -- directory. This must be the first switch, because it may be
2483 -- overridden by a switch in package Metrics in the project file or
2484 -- by a command line option. Note that we don't add the -d= switch
2485 -- if there is no object directory available.
2486
2487 if The_Command = Metric
2488 and then Project.Object_Directory /= No_Path_Information
2489 then
2490 First_Switches.Increment_Last;
2491 First_Switches.Table (2 .. First_Switches.Last) :=
2492 First_Switches.Table (1 .. First_Switches.Last - 1);
2493 First_Switches.Table (1) :=
2494 new String'("-d=" &
2495 Get_Name_String (Project.Object_Directory.Name));
2496 end if;
2497
2498 -- For gnat check, -rules and the following switches need to be the
2499 -- last options, so move all these switches to table Rules_Switches.
2500
2501 if The_Command = Check then
2502 declare
2503 New_Last : Natural;
2504 -- Set to rank of options preceding "-rules"
2505
2506 In_Rules_Switches : Boolean;
2507 -- Set to True when options "-rules" is found
2508
2509 begin
2510 New_Last := First_Switches.Last;
2511 In_Rules_Switches := False;
2512
2513 for J in 1 .. First_Switches.Last loop
2514 if In_Rules_Switches then
2515 Add_To_Rules_Switches (First_Switches.Table (J));
2516
2517 elsif First_Switches.Table (J).all = "-rules" then
2518 New_Last := J - 1;
2519 In_Rules_Switches := True;
2520 end if;
2521 end loop;
2522
2523 if In_Rules_Switches then
2524 First_Switches.Set_Last (New_Last);
2525 end if;
2526
2527 New_Last := Last_Switches.Last;
2528 In_Rules_Switches := False;
2529
2530 for J in 1 .. Last_Switches.Last loop
2531 if In_Rules_Switches then
2532 Add_To_Rules_Switches (Last_Switches.Table (J));
2533
2534 elsif Last_Switches.Table (J).all = "-rules" then
2535 New_Last := J - 1;
2536 In_Rules_Switches := True;
2537 end if;
2538 end loop;
2539
2540 if In_Rules_Switches then
2541 Last_Switches.Set_Last (New_Last);
2542 end if;
2543 end;
2544 end if;
2545
2546 -- For gnat check, sync, metric or pretty with -U + a main, get the
2547 -- list of sources from the closure and add them to the arguments.
2548
2549 if ASIS_Main /= null then
2550 Get_Closure;
2551
2552 -- On VMS, set up the env var again for source dirs file. This is
2553 -- because the call to gnatmake has set this env var to another
2554 -- file that has now been deleted.
2555
2556 if Hostparm.OpenVMS then
2557
2558 -- First make sure that the recorded file names are empty
2559
2560 Prj.Env.Initialize (Project_Tree);
2561
2562 Prj.Env.Set_Ada_Paths
2563 (Project, Project_Tree, Including_Libraries => False);
2564 end if;
2565
2566 -- For gnat check, gnat sync, gnat pretty, gnat metric, gnat list,
2567 -- and gnat stack, if no file has been put on the command line, call
2568 -- tool with all the sources of the main project.
2569
2570 elsif The_Command = Check or else
2571 The_Command = Sync or else
2572 The_Command = Pretty or else
2573 The_Command = Metric or else
2574 The_Command = List or else
2575 The_Command = Stack
2576 then
2577 Check_Files;
2578 end if;
2579 end if;
2580
2581 -- Gather all the arguments and invoke the executable
2582
2583 declare
2584 The_Args : Argument_List
2585 (1 .. First_Switches.Last +
2586 Last_Switches.Last +
2587 Carg_Switches.Last +
2588 Rules_Switches.Last);
2589 Arg_Num : Natural := 0;
2590
2591 begin
2592 for J in 1 .. First_Switches.Last loop
2593 Arg_Num := Arg_Num + 1;
2594 The_Args (Arg_Num) := First_Switches.Table (J);
2595 end loop;
2596
2597 for J in 1 .. Last_Switches.Last loop
2598 Arg_Num := Arg_Num + 1;
2599 The_Args (Arg_Num) := Last_Switches.Table (J);
2600 end loop;
2601
2602 for J in 1 .. Carg_Switches.Last loop
2603 Arg_Num := Arg_Num + 1;
2604 The_Args (Arg_Num) := Carg_Switches.Table (J);
2605 end loop;
2606
2607 for J in 1 .. Rules_Switches.Last loop
2608 Arg_Num := Arg_Num + 1;
2609 The_Args (Arg_Num) := Rules_Switches.Table (J);
2610 end loop;
2611
2612 -- If Display_Command is on, only display the generated command
2613
2614 if Display_Command then
2615 Put (Standard_Error, "generated command -->");
2616 Put (Standard_Error, Exec_Path.all);
2617
2618 for Arg in The_Args'Range loop
2619 Put (Standard_Error, " ");
2620 Put (Standard_Error, The_Args (Arg).all);
2621 end loop;
2622
2623 Put (Standard_Error, "<--");
2624 New_Line (Standard_Error);
2625 raise Normal_Exit;
2626 end if;
2627
2628 if Verbose_Mode then
2629 Output.Write_Str (Exec_Path.all);
2630
2631 for Arg in The_Args'Range loop
2632 Output.Write_Char (' ');
2633 Output.Write_Str (The_Args (Arg).all);
2634 end loop;
2635
2636 Output.Write_Eol;
2637 end if;
2638
2639 My_Exit_Status :=
2640 Exit_Status (Spawn (Exec_Path.all, The_Args));
2641 raise Normal_Exit;
2642 end;
2643 end;
2644
2645 exception
2646 when Error_Exit =>
2647 if not Keep_Temporary_Files then
2648 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2649 Delete_Temp_Config_Files;
2650 end if;
2651
2652 Set_Exit_Status (Failure);
2653
2654 when Normal_Exit =>
2655 if not Keep_Temporary_Files then
2656 Prj.Delete_All_Temp_Files (Project_Tree.Shared);
2657 Delete_Temp_Config_Files;
2658 end if;
2659
2660 -- Since GNATCmd is normally called from DCL (the VMS shell), it must
2661 -- return an understandable VMS exit status. However the exit status
2662 -- returned *to* GNATCmd is a Posix style code, so we test it and return
2663 -- just a simple success or failure on VMS.
2664
2665 if Hostparm.OpenVMS and then My_Exit_Status /= Success then
2666 Set_Exit_Status (Failure);
2667 else
2668 Set_Exit_Status (My_Exit_Status);
2669 end if;
2670 end GNATCmd;
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