1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, 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 COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
28 with ALI
.Util
; use ALI
.Util
;
29 with Binderr
; use Binderr
;
30 with Butil
; use Butil
;
31 with Csets
; use Csets
;
32 with Fname
; use Fname
;
33 with Gnatvsn
; use Gnatvsn
;
34 with GNAT
.OS_Lib
; use GNAT
.OS_Lib
;
35 with Namet
; use Namet
;
37 with Osint
; use Osint
;
38 with Osint
.L
; use Osint
.L
;
39 with Output
; use Output
;
40 with Rident
; use Rident
;
43 with Targparm
; use Targparm
;
44 with Types
; use Types
;
46 with GNAT
.Case_Util
; use GNAT
.Case_Util
;
49 pragma Ident
(Gnat_Static_Version_String
);
51 Ada_Project_Path
: constant String := "ADA_PROJECT_PATH";
52 -- Name of the env. variable that contains path name(s) of directories
53 -- where project files may reside.
55 -- NOTE : The following string may be used by other tools, such as GPS. So
56 -- it can only be modified if these other uses are checked and coordinated.
58 Project_Search_Path
: constant String := "Project Search Path:";
59 -- Label displayed in verbose mode before the directories in the project
60 -- search path. Do not modify without checking NOTE above.
62 No_Project_Default_Dir
: constant String := "-";
64 Max_Column
: constant := 80;
66 No_Obj
: aliased String := "<no_obj>";
69 OK
, -- matching timestamp
70 Checksum_OK
, -- only matching checksum
71 Not_Found
, -- file not found on source PATH
72 Not_Same
, -- neither checksum nor timestamp matching
73 Not_First_On_PATH
); -- matching file hidden by Not_Same file on path
76 type Dir_Ref
is access Dir_Data
;
78 type Dir_Data
is record
79 Value
: String_Access
;
84 First_Source_Dir
: Dir_Ref
;
85 Last_Source_Dir
: Dir_Ref
;
86 -- The list of source directories from the command line.
87 -- These directories are added using Osint.Add_Src_Search_Dir
88 -- after those of the GNAT Project File, if any.
90 First_Lib_Dir
: Dir_Ref
;
91 Last_Lib_Dir
: Dir_Ref
;
92 -- The list of object directories from the command line.
93 -- These directories are added using Osint.Add_Lib_Search_Dir
94 -- after those of the GNAT Project File, if any.
96 Main_File
: File_Name_Type
;
97 Ali_File
: File_Name_Type
;
98 Text
: Text_Buffer_Ptr
;
101 Too_Long
: Boolean := False;
102 -- When True, lines are too long for multi-column output and each
103 -- item of information is on a different line.
105 Selective_Output
: Boolean := False;
106 Print_Usage
: Boolean := False;
107 Print_Unit
: Boolean := True;
108 Print_Source
: Boolean := True;
109 Print_Object
: Boolean := True;
110 -- Flags controlling the form of the output
112 Dependable
: Boolean := False; -- flag -d
113 Also_Predef
: Boolean := False;
115 Very_Verbose_Mode
: Boolean := False; -- flag -V
117 Unit_Start
: Integer;
119 Source_Start
: Integer;
120 Source_End
: Integer;
121 Object_Start
: Integer;
122 Object_End
: Integer;
123 -- Various column starts and ends
125 Spaces
: constant String (1 .. Max_Column
) := (others => ' ');
127 RTS_Specified
: String_Access
:= null;
128 -- Used to detect multiple use of --RTS= switch
130 -----------------------
131 -- Local Subprograms --
132 -----------------------
134 procedure Add_Lib_Dir
(Dir
: String);
135 -- Add an object directory in the list First_Lib_Dir-Last_Lib_Dir
137 procedure Add_Source_Dir
(Dir
: String);
138 -- Add a source directory in the list First_Source_Dir-Last_Source_Dir
140 procedure Find_General_Layout
;
141 -- Determine the structure of the output (multi columns or not, etc)
143 procedure Find_Status
144 (FS
: in out File_Name_Type
;
145 Stamp
: Time_Stamp_Type
;
147 Status
: out File_Status
);
148 -- Determine the file status (Status) of the file represented by FS
149 -- with the expected Stamp and checksum given as argument. FS will be
150 -- updated to the full file name if available.
152 function Corresponding_Sdep_Entry
(A
: ALI_Id
; U
: Unit_Id
) return Sdep_Id
;
153 -- Give the Sdep entry corresponding to the unit U in ali record A
155 procedure Output_Object
(O
: File_Name_Type
);
156 -- Print out the name of the object when requested
158 procedure Output_Source
(Sdep_I
: Sdep_Id
);
159 -- Print out the name and status of the source corresponding to this
162 procedure Output_Status
(FS
: File_Status
; Verbose
: Boolean);
163 -- Print out FS either in a coded form if verbose is false or in an
164 -- expanded form otherwise.
166 procedure Output_Unit
(ALI
: ALI_Id
; U_Id
: Unit_Id
);
167 -- Print out information on the unit when requested
169 procedure Reset_Print
;
170 -- Reset Print flags properly when selective output is chosen
172 procedure Scan_Ls_Arg
(Argv
: String);
173 -- Scan and process lser specific arguments. Argv is a single argument
176 -- Print usage message
178 function Image
(Restriction
: Restriction_Id
) return String;
179 -- Returns the capitalized image of Restriction
181 ---------------------------------------
182 -- GLADE specific output subprograms --
183 ---------------------------------------
187 -- Any modification to this subunit requires a synchronization
188 -- with the GLADE implementation.
190 procedure Output_ALI
(A
: ALI_Id
);
191 procedure Output_No_ALI
(Afile
: File_Name_Type
);
199 procedure Add_Lib_Dir
(Dir
: String) is
201 if First_Lib_Dir
= null then
204 (Value => new String'(Dir
),
206 Last_Lib_Dir
:= First_Lib_Dir
;
211 (Value => new String'(Dir
),
213 Last_Lib_Dir
:= Last_Lib_Dir
.Next
;
221 procedure Add_Source_Dir
(Dir
: String) is
223 if First_Source_Dir
= null then
226 (Value => new String'(Dir
),
228 Last_Source_Dir
:= First_Source_Dir
;
231 Last_Source_Dir
.Next
:=
233 (Value => new String'(Dir
),
235 Last_Source_Dir
:= Last_Source_Dir
.Next
;
239 ------------------------------
240 -- Corresponding_Sdep_Entry --
241 ------------------------------
243 function Corresponding_Sdep_Entry
245 U
: Unit_Id
) return Sdep_Id
248 for D
in ALIs
.Table
(A
).First_Sdep
.. ALIs
.Table
(A
).Last_Sdep
loop
249 if Sdep
.Table
(D
).Sfile
= Units
.Table
(U
).Sfile
then
254 Error_Msg_Name_1
:= Units
.Table
(U
).Uname
;
255 Error_Msg_Name_2
:= ALIs
.Table
(A
).Afile
;
257 Error_Msg
("wrong ALI format, can't find dependency line for & in %");
258 Exit_Program
(E_Fatal
);
259 end Corresponding_Sdep_Entry
;
261 -------------------------
262 -- Find_General_Layout --
263 -------------------------
265 procedure Find_General_Layout
is
266 Max_Unit_Length
: Integer := 11;
267 Max_Src_Length
: Integer := 11;
268 Max_Obj_Length
: Integer := 11;
274 -- Compute maximum of each column
276 for Id
in ALIs
.First
.. ALIs
.Last
loop
277 Get_Name_String
(Units
.Table
(ALIs
.Table
(Id
).First_Unit
).Uname
);
278 if Also_Predef
or else not Is_Internal_Unit
then
282 Max_Unit_Length
:= Integer'Max (Max_Unit_Length
, Len
);
286 FS
:= Full_Source_Name
(ALIs
.Table
(Id
).Sfile
);
289 Get_Name_String
(ALIs
.Table
(Id
).Sfile
);
290 Name_Len
:= Name_Len
+ 13;
292 Get_Name_String
(FS
);
295 Max_Src_Length
:= Integer'Max (Max_Src_Length
, Name_Len
+ 1);
299 if ALIs
.Table
(Id
).No_Object
then
301 Integer'Max (Max_Obj_Length
, No_Obj
'Length);
303 Get_Name_String
(ALIs
.Table
(Id
).Ofile_Full_Name
);
304 Max_Obj_Length
:= Integer'Max (Max_Obj_Length
, Name_Len
+ 1);
310 -- Verify is output is not wider than maximum number of columns
315 (Max_Unit_Length
+ Max_Src_Length
+ Max_Obj_Length
) > Max_Column
;
317 -- Set start and end of columns
320 Object_End
:= Object_Start
- 1;
323 Object_End
:= Object_Start
+ Max_Obj_Length
;
326 Unit_Start
:= Object_End
+ 1;
327 Unit_End
:= Unit_Start
- 1;
330 Unit_End
:= Unit_Start
+ Max_Unit_Length
;
333 Source_Start
:= Unit_End
+ 1;
335 if Source_Start
> Spaces
'Last then
336 Source_Start
:= Spaces
'Last;
339 Source_End
:= Source_Start
- 1;
342 Source_End
:= Source_Start
+ Max_Src_Length
;
344 end Find_General_Layout
;
350 procedure Find_Status
351 (FS
: in out File_Name_Type
;
352 Stamp
: Time_Stamp_Type
;
354 Status
: out File_Status
)
356 Tmp1
: File_Name_Type
;
357 Tmp2
: File_Name_Type
;
360 Tmp1
:= Full_Source_Name
(FS
);
362 if Tmp1
= No_File
then
365 elsif File_Stamp
(Tmp1
) = Stamp
then
369 elsif Checksums_Match
(Get_File_Checksum
(FS
), Checksum
) then
371 Status
:= Checksum_OK
;
374 Tmp2
:= Matching_Full_Source_Name
(FS
, Stamp
);
376 if Tmp2
= No_File
then
381 Status
:= Not_First_On_PATH
;
391 package body GLADE
is
394 N_Indents
: Natural := 0;
425 Image
: constant array (Token_Type
) of String_Access
:=
426 (T_No_ALI
=> new String'("No_ALI"),
427 T_ALI => new String'("ALI"),
428 T_Unit
=> new String'("Unit"),
429 T_With => new String'("With"),
430 T_Source
=> new String'("Source"),
431 T_Afile => new String'("Afile"),
432 T_Ofile
=> new String'("Ofile"),
433 T_Sfile => new String'("Sfile"),
434 T_Name
=> new String'("Name"),
435 T_Main => new String'("Main"),
436 T_Kind
=> new String'("Kind"),
437 T_Flags => new String'("Flags"),
438 T_Preelaborated
=> new String'("Preelaborated"),
439 T_Pure => new String'("Pure"),
440 T_Has_RACW
=> new String'("Has_RACW"),
441 T_Remote_Types => new String'("Remote_Types"),
442 T_Shared_Passive
=> new String'("Shared_Passive"),
443 T_RCI => new String'("RCI"),
444 T_Predefined
=> new String'("Predefined"),
445 T_Internal => new String'("Internal"),
446 T_Is_Generic
=> new String'("Is_Generic"),
447 T_Procedure => new String'("procedure"),
448 T_Function
=> new String'("function"),
449 T_Package => new String'("package"),
450 T_Subprogram
=> new String'("subprogram"),
451 T_Spec => new String'("spec"),
452 T_Body
=> new String'("body"));
454 procedure Output_Name (N : Name_Id);
455 -- Remove any encoding info (%b and %s) and output N
457 procedure Output_Afile (A : File_Name_Type);
458 procedure Output_Ofile (O : File_Name_Type);
459 procedure Output_Sfile (S : File_Name_Type);
460 -- Output various names. Check that the name is different from
461 -- no name. Otherwise, skip the output.
463 procedure Output_Token (T : Token_Type);
464 -- Output token using a specific format. That is several
467 -- T_No_ALI .. T_With : <token> & " =>" & NL
468 -- T_Source .. T_Kind : <token> & " => "
469 -- T_Flags : <token> & " =>"
470 -- T_Preelab .. T_Body : " " & <token>
472 procedure Output_Sdep (S : Sdep_Id);
473 procedure Output_Unit (U : Unit_Id);
474 procedure Output_With (W : With_Id);
475 -- Output this entry as a global section (like ALIs)
481 procedure Output_Afile (A : File_Name_Type) is
484 Output_Token (T_Afile);
494 procedure Output_ALI (A : ALI_Id) is
496 Output_Token (T_ALI);
497 N_Indents := N_Indents + 1;
499 Output_Afile (ALIs.Table (A).Afile);
500 Output_Ofile (ALIs.Table (A).Ofile_Full_Name);
501 Output_Sfile (ALIs.Table (A).Sfile);
505 if ALIs.Table (A).Main_Program /= None then
506 Output_Token (T_Main);
508 if ALIs.Table (A).Main_Program = Proc then
509 Output_Token (T_Procedure);
511 Output_Token (T_Function);
519 for U in ALIs.Table (A).First_Unit .. ALIs.Table (A).Last_Unit loop
525 for S in ALIs.Table (A).First_Sdep .. ALIs.Table (A).Last_Sdep loop
529 N_Indents := N_Indents - 1;
536 procedure Output_No_ALI (Afile : File_Name_Type) is
538 Output_Token (T_No_ALI);
539 N_Indents := N_Indents + 1;
540 Output_Afile (Afile);
541 N_Indents := N_Indents - 1;
548 procedure Output_Name (N : Name_Id) is
550 -- Remove any encoding info (%s or %b)
555 and then Name_Buffer (Name_Len - 1) = '%'
557 Name_Len := Name_Len - 2;
560 Output_Token (T_Name);
561 Write_Str (Name_Buffer (1 .. Name_Len));
569 procedure Output_Ofile (O : File_Name_Type) is
572 Output_Token (T_Ofile);
582 procedure Output_Sdep (S : Sdep_Id) is
584 Output_Token (T_Source);
585 Write_Name (Sdep.Table (S).Sfile);
593 procedure Output_Sfile (S : File_Name_Type) is
594 FS : File_Name_Type := S;
597 if FS /= No_File then
599 -- We want to output the full source name
601 FS := Full_Source_Name (FS);
603 -- There is no full source name. This occurs for instance when a
604 -- withed unit has a spec file but no body file. This situation
605 -- is not a problem for GLADE since the unit may be located on
606 -- a partition we do not want to build. However, we need to
607 -- locate the spec file and to find its full source name.
608 -- Replace the body file name with the spec file name used to
609 -- compile the current unit when possible.
615 and then Name_Buffer (Name_Len - 3 .. Name_Len) = ".adb"
617 Name_Buffer (Name_Len) := 's
';
618 FS := Full_Source_Name (Name_Find);
623 if FS /= No_File then
624 Output_Token (T_Sfile);
634 procedure Output_Token (T : Token_Type) is
636 if T in T_No_ALI .. T_Flags then
637 for J in 1 .. N_Indents loop
641 Write_Str (Image (T).all);
643 for J in Image (T)'Length .. 12 loop
649 if T in T_No_ALI .. T_With then
651 elsif T in T_Source .. T_Name then
655 elsif T in T_Preelaborated .. T_Body then
656 if T in T_Preelaborated .. T_Is_Generic then
658 Output_Token (T_Flags);
661 N_Flags := N_Flags + 1;
665 Write_Str (Image (T).all);
668 Write_Str (Image (T).all);
676 procedure Output_Unit (U : Unit_Id) is
678 Output_Token (T_Unit);
679 N_Indents := N_Indents + 1;
683 Output_Name (Units.Table (U).Uname);
687 Output_Token (T_Kind);
689 if Units.Table (U).Unit_Kind = 'p
' then
690 Output_Token (T_Package);
692 Output_Token (T_Subprogram);
695 if Name_Buffer (Name_Len) = 's
' then
696 Output_Token (T_Spec);
698 Output_Token (T_Body);
703 -- Output source file name
705 Output_Sfile (Units.Table (U).Sfile);
711 if Units.Table (U).Preelab then
712 Output_Token (T_Preelaborated);
715 if Units.Table (U).Pure then
716 Output_Token (T_Pure);
719 if Units.Table (U).Has_RACW then
720 Output_Token (T_Has_RACW);
723 if Units.Table (U).Remote_Types then
724 Output_Token (T_Remote_Types);
727 if Units.Table (U).Shared_Passive then
728 Output_Token (T_Shared_Passive);
731 if Units.Table (U).RCI then
732 Output_Token (T_RCI);
735 if Units.Table (U).Predefined then
736 Output_Token (T_Predefined);
739 if Units.Table (U).Internal then
740 Output_Token (T_Internal);
743 if Units.Table (U).Is_Generic then
744 Output_Token (T_Is_Generic);
753 for W in Units.Table (U).First_With .. Units.Table (U).Last_With loop
757 N_Indents := N_Indents - 1;
764 procedure Output_With (W : With_Id) is
766 Output_Token (T_With);
767 N_Indents := N_Indents + 1;
769 Output_Name (Withs.Table (W).Uname);
773 Output_Token (T_Kind);
775 if Name_Buffer (Name_Len) = 's
' then
776 Output_Token (T_Spec);
778 Output_Token (T_Body);
783 Output_Afile (Withs.Table (W).Afile);
784 Output_Sfile (Withs.Table (W).Sfile);
786 N_Indents := N_Indents - 1;
795 function Image (Restriction : Restriction_Id) return String is
796 Result : String := Restriction'Img;
797 Skip : Boolean := True;
800 for J in Result'Range loop
803 Result (J) := To_Upper (Result (J));
805 elsif Result (J) = '_
' then
809 Result (J) := To_Lower (Result (J));
820 procedure Output_Object (O : File_Name_Type) is
821 Object_Name : String_Access;
827 Object_Name := To_Host_File_Spec (Name_Buffer (1 .. Name_Len));
829 Object_Name := No_Obj'Unchecked_Access;
832 Write_Str (Object_Name.all);
834 if Print_Source or else Print_Unit then
840 (Object_Start + Object_Name'Length .. Object_End));
850 procedure Output_Source (Sdep_I : Sdep_Id) is
851 Stamp : constant Time_Stamp_Type := Sdep.Table (Sdep_I).Stamp;
852 Checksum : constant Word := Sdep.Table (Sdep_I).Checksum;
853 FS : File_Name_Type := Sdep.Table (Sdep_I).Sfile;
854 Status : File_Status;
855 Object_Name : String_Access;
859 Find_Status (FS, Stamp, Checksum, Status);
860 Get_Name_String (FS);
862 Object_Name := To_Host_File_Spec (Name_Buffer (1 .. Name_Len));
865 Write_Str (" Source => ");
866 Write_Str (Object_Name.all);
870 (Spaces (Source_Start + Object_Name'Length .. Source_End));
873 Output_Status (Status, Verbose => True);
878 if not Selective_Output then
879 Output_Status (Status, Verbose => False);
882 Write_Str (Object_Name.all);
891 procedure Output_Status (FS : File_Status; Verbose : Boolean) is
896 Write_Str (" unchanged");
899 Write_Str (" slightly modified");
902 Write_Str (" file not found");
905 Write_Str (" modified");
907 when Not_First_On_PATH =>
908 Write_Str (" unchanged version not first on PATH");
925 when Not_First_On_PATH =>
935 procedure Output_Unit (ALI : ALI_Id; U_Id : Unit_Id) is
937 U : Unit_Record renames Units.Table (U_Id);
941 Get_Name_String (U.Uname);
942 Kind := Name_Buffer (Name_Len);
943 Name_Len := Name_Len - 2;
945 if not Verbose_Mode then
946 Write_Str (Name_Buffer (1 .. Name_Len));
949 Write_Str ("Unit => ");
951 Write_Str (" Name => ");
952 Write_Str (Name_Buffer (1 .. Name_Len));
954 Write_Str (" Kind => ");
956 if Units.Table (U_Id).Unit_Kind = 'p
' then
957 Write_Str ("package ");
959 Write_Str ("subprogram ");
983 U.Body_Needed_For_SAL or
987 Write_Str (" Flags =>");
990 Write_Str (" Preelaborable");
994 Write_Str (" No_Elab_Code");
1001 if U.Dynamic_Elab then
1002 Write_Str (" Dynamic_Elab");
1006 Write_Str (" Has_RACW");
1009 if U.Remote_Types then
1010 Write_Str (" Remote_Types");
1013 if U.Shared_Passive then
1014 Write_Str (" Shared_Passive");
1021 if U.Predefined then
1022 Write_Str (" Predefined");
1026 Write_Str (" Internal");
1029 if U.Is_Generic then
1030 Write_Str (" Is_Generic");
1033 if U.Init_Scalars then
1034 Write_Str (" Init_Scalars");
1037 if U.SAL_Interface then
1038 Write_Str (" SAL_Interface");
1041 if U.Body_Needed_For_SAL then
1042 Write_Str (" Body_Needed_For_SAL");
1045 if U.Elaborate_Body then
1046 Write_Str (" Elaborate Body");
1049 if U.Remote_Types then
1050 Write_Str (" Remote_Types");
1053 if U.Shared_Passive then
1054 Write_Str (" Shared_Passive");
1057 if U.Predefined then
1058 Write_Str (" Predefined");
1064 Restrictions : constant Restrictions_Info :=
1065 ALIs.Table (ALI).Restrictions;
1068 -- If the source was compiled with pragmas Restrictions,
1069 -- Display these restrictions.
1071 if Restrictions.Set /= (All_Restrictions => False) then
1073 Write_Str (" pragma Restrictions =>");
1075 -- For boolean restrictions, just display the name of the
1076 -- restriction; for valued restrictions, also display the
1077 -- restriction value.
1079 for Restriction in All_Restrictions loop
1080 if Restrictions.Set (Restriction) then
1083 Write_Str (Image (Restriction));
1085 if Restriction in All_Parameter_Restrictions then
1087 Write_Str (Restrictions.Value (Restriction)'Img);
1093 -- If the unit violates some Restrictions, display the list of
1094 -- these restrictions.
1096 if Restrictions.Violated /= (All_Restrictions => False) then
1098 Write_Str (" Restrictions violated =>");
1100 -- For boolean restrictions, just display the name of the
1101 -- restriction; for valued restrictions, also display the
1102 -- restriction value.
1104 for Restriction in All_Restrictions loop
1105 if Restrictions.Violated (Restriction) then
1108 Write_Str (Image (Restriction));
1110 if Restriction in All_Parameter_Restrictions then
1111 if Restrictions.Count (Restriction) > 0 then
1114 if Restrictions.Unknown (Restriction) then
1115 Write_Str (" at least");
1118 Write_Str (Restrictions.Count (Restriction)'Img);
1127 if Print_Source then
1132 Write_Str (Spaces (Unit_Start + Name_Len + 1 .. Unit_End));
1142 procedure Reset_Print is
1144 if not Selective_Output then
1145 Selective_Output := True;
1146 Print_Source := False;
1147 Print_Object := False;
1148 Print_Unit := False;
1156 procedure Scan_Ls_Arg (Argv : String) is
1157 FD : File_Descriptor;
1161 pragma Assert (Argv'First = 1);
1163 if Argv'Length = 0 then
1167 if Argv (1) = '-' then
1168 if Argv'Length = 1 then
1169 Fail ("switch character cannot be followed by a blank");
1171 -- Processing for -I-
1173 elsif Argv (2 .. Argv'Last) = "I-" then
1174 Opt.Look_In_Primary_Dir := False;
1176 -- Forbid -?- or -??- where ? is any character
1178 elsif (Argv'Length = 3 and then Argv (3) = '-')
1179 or else (Argv'Length = 4 and then Argv (4) = '-')
1181 Fail ("Trailing ""-"" at the end of ", Argv, " forbidden.");
1183 -- Processing for -Idir
1185 elsif Argv (2) = 'I
' then
1186 Add_Source_Dir (Argv (3 .. Argv'Last));
1187 Add_Lib_Dir (Argv (3 .. Argv'Last));
1189 -- Processing for -aIdir (to gcc this is like a -I switch)
1191 elsif Argv'Length >= 3 and then Argv (2 .. 3) = "aI" then
1192 Add_Source_Dir (Argv (4 .. Argv'Last));
1194 -- Processing for -aOdir
1196 elsif Argv'Length >= 3 and then Argv (2 .. 3) = "aO" then
1197 Add_Lib_Dir (Argv (4 .. Argv'Last));
1199 -- Processing for -aLdir (to gnatbind this is like a -aO switch)
1201 elsif Argv'Length >= 3 and then Argv (2 .. 3) = "aL" then
1202 Add_Lib_Dir (Argv (4 .. Argv'Last));
1204 -- Processing for -nostdinc
1206 elsif Argv (2 .. Argv'Last) = "nostdinc" then
1207 Opt.No_Stdinc := True;
1209 -- Processing for one character switches
1211 elsif Argv'Length = 2 then
1213 when 'a
' => Also_Predef := True;
1214 when 'h
' => Print_Usage := True;
1215 when 'u
' => Reset_Print; Print_Unit := True;
1216 when 's
' => Reset_Print; Print_Source := True;
1217 when 'o
' => Reset_Print; Print_Object := True;
1218 when 'v
' => Verbose_Mode := True;
1219 when 'd
' => Dependable := True;
1220 when 'V
' => Very_Verbose_Mode := True;
1222 when others => null;
1225 -- Processing for -files=file
1227 elsif Argv'Length > 7 and then Argv (1 .. 7) = "-files=" then
1228 FD := Open_Read (Argv (8 .. Argv'Last), GNAT.OS_Lib.Text);
1230 if FD = Invalid_FD then
1231 Osint.Fail ("could not find text file """ &
1232 Argv (8 .. Argv'Last) & '"');
1235 Len := Integer (File_Length (FD));
1238 Buffer : String (1 .. Len + 1);
1239 Index : Positive := 1;
1245 Len := Read (FD, Buffer (1)'Address, Len);
1246 Buffer (Buffer'Last) := ASCII.NUL;
1249 -- Scan the file line by line
1251 while Index < Buffer'Last loop
1253 -- Find the end of line
1257 while Last <= Buffer'Last
1258 and then Buffer (Last) /= ASCII.LF
1259 and then Buffer (Last) /= ASCII.CR
1264 -- Ignore empty lines
1266 if Last > Index then
1267 Add_File (Buffer (Index .. Last - 1));
1272 -- Find the beginning of the next line
1274 while Buffer (Index) = ASCII.CR or else
1275 Buffer (Index) = ASCII.LF
1282 -- Processing for --RTS=path
1284 elsif Argv'Length >= 5 and then Argv (1 .. 5) = "--RTS" then
1285 if Argv
'Length <= 6 or else Argv
(6) /= '='then
1286 Osint
.Fail
("missing path for --RTS");
1289 -- Check that it is the first time we see this switch or, if
1290 -- it is not the first time, the same path is specified.
1292 if RTS_Specified
= null then
1293 RTS_Specified
:= new String'(Argv (7 .. Argv'Last));
1295 elsif RTS_Specified.all /= Argv (7 .. Argv'Last) then
1296 Osint.Fail ("--RTS cannot be specified multiple times");
1299 -- Valid --RTS switch
1301 Opt.No_Stdinc := True;
1302 Opt.RTS_Switch := True;
1305 Src_Path_Name : constant String_Ptr :=
1308 (Argv (7 .. Argv'Last), Include));
1309 Lib_Path_Name : constant String_Ptr :=
1312 (Argv (7 .. Argv'Last), Objects));
1315 if Src_Path_Name /= null
1316 and then Lib_Path_Name /= null
1318 Add_Search_Dirs (Src_Path_Name, Include);
1319 Add_Search_Dirs (Lib_Path_Name, Objects);
1321 elsif Src_Path_Name = null
1322 and then Lib_Path_Name = null
1324 Osint.Fail ("RTS path not valid: missing " &
1325 "adainclude and adalib directories");
1327 elsif Src_Path_Name = null then
1328 Osint.Fail ("RTS path not valid: missing " &
1329 "adainclude directory");
1331 elsif Lib_Path_Name = null then
1332 Osint.Fail ("RTS path not valid: missing " &
1333 "adalib directory");
1339 -- If not a switch, it must be a file name
1354 Write_Str ("Usage: ");
1355 Osint.Write_Program_Name;
1356 Write_Str (" switches [list of object files]");
1362 Write_Str ("switches:");
1367 Write_Str (" -a also output relevant predefined units");
1372 Write_Str (" -u output only relevant unit names");
1377 Write_Str (" -h output this help message");
1382 Write_Str (" -s output only relevant source names");
1387 Write_Str (" -o output only relevant object names");
1392 Write_Str (" -d output sources on which specified units " &
1398 Write_Str (" -v verbose output, full path and unit " &
1405 Write_Str (" -files=fil files are listed in text file 'fil
'");
1408 -- Line for -aI switch
1410 Write_Str (" -aIdir specify source files search path");
1413 -- Line for -aO switch
1415 Write_Str (" -aOdir specify object files search path");
1418 -- Line for -I switch
1420 Write_Str (" -Idir like -aIdir -aOdir");
1423 -- Line for -I- switch
1425 Write_Str (" -I- do not look for sources & object files");
1426 Write_Str (" in the default directory");
1429 -- Line for -nostdinc
1431 Write_Str (" -nostdinc do not look for source files");
1432 Write_Str (" in the system default directory");
1437 Write_Str (" --RTS=dir specify the default source and object search"
1441 -- File Status explanation
1444 Write_Str (" file status can be:");
1447 for ST in File_Status loop
1449 Output_Status (ST, Verbose => False);
1450 Write_Str (" ==> ");
1451 Output_Status (ST, Verbose => True);
1456 -- Start of processing for Gnatls
1459 -- Initialize standard packages
1465 -- Loop to scan out arguments
1468 Scan_Args : while Next_Arg < Arg_Count loop
1470 Next_Argv : String (1 .. Len_Arg (Next_Arg));
1472 Fill_Arg (Next_Argv'Address, Next_Arg);
1473 Scan_Ls_Arg (Next_Argv);
1476 Next_Arg := Next_Arg + 1;
1479 -- Add the source and object directories specified on the
1480 -- command line, if any, to the searched directories.
1482 while First_Source_Dir /= null loop
1483 Add_Src_Search_Dir (First_Source_Dir.Value.all);
1484 First_Source_Dir := First_Source_Dir.Next;
1487 while First_Lib_Dir /= null loop
1488 Add_Lib_Search_Dir (First_Lib_Dir.Value.all);
1489 First_Lib_Dir := First_Lib_Dir.Next;
1492 -- Finally, add the default directories and obtain target parameters
1494 Osint.Add_Default_Search_Dirs;
1496 if Verbose_Mode then
1497 Targparm.Get_Target_Parameters;
1500 Write_Str ("GNATLS ");
1501 Write_Str (Gnat_Version_String);
1503 Write_Str ("Copyright 1997-" &
1505 ", Free Software Foundation, Inc.");
1508 Write_Str ("Source Search Path:");
1511 for J in 1 .. Nb_Dir_In_Src_Search_Path loop
1514 if Dir_In_Src_Search_Path (J)'Length = 0 then
1515 Write_Str ("<Current_Directory>");
1517 Write_Str (To_Host_Dir_Spec
1518 (Dir_In_Src_Search_Path (J).all, True).all);
1526 Write_Str ("Object Search Path:");
1529 for J in 1 .. Nb_Dir_In_Obj_Search_Path loop
1532 if Dir_In_Obj_Search_Path (J)'Length = 0 then
1533 Write_Str ("<Current_Directory>");
1535 Write_Str (To_Host_Dir_Spec
1536 (Dir_In_Obj_Search_Path (J).all, True).all);
1544 Write_Str (Project_Search_Path);
1546 Write_Str (" <Current_Directory>");
1550 Project_Path : constant String_Access := Getenv (Ada_Project_Path);
1552 Lib : constant String :=
1553 Directory_Separator & "lib" & Directory_Separator;
1558 Add_Default_Dir : Boolean := True;
1561 -- If there is a project path, display each directory in the path
1563 if Project_Path.all /= "" then
1564 First := Project_Path'First;
1567 while First <= Project_Path'Last
1568 and then (Project_Path (First) = Path_Separator)
1573 exit when First > Project_Path'Last;
1577 while Last < Project_Path'Last
1578 and then Project_Path (Last + 1) /= Path_Separator
1583 -- If the directory is No_Default_Project_Dir, set
1584 -- Add_Default_Dir to False.
1586 if Project_Path (First .. Last) = No_Project_Default_Dir then
1587 Add_Default_Dir := False;
1589 elsif First /= Last or else Project_Path (First) /= '.' then
1591 -- If the directory is ".", skip it as it is the current
1592 -- directory and it is already the first directory in the
1596 Write_Str (Project_Path (First .. Last));
1604 -- Add the default dir, except if "-" was one of the "directories"
1605 -- specified in ADA_PROJECT_DIR.
1607 if Add_Default_Dir then
1609 Add_Str_To_Name_Buffer (Sdefault.Search_Dir_Prefix.all);
1611 -- On Windows, make sure that all directory separators are '\
'
1613 if Directory_Separator /= '/' then
1614 for J in 1 .. Name_Len loop
1615 if Name_Buffer (J) = '/' then
1616 Name_Buffer (J) := Directory_Separator;
1621 -- Find the sequence "/lib/"
1623 while Name_Len >= Lib'Length
1624 and then Name_Buffer (Name_Len - 4 .. Name_Len) /= Lib
1626 Name_Len := Name_Len - 1;
1629 -- If the sequence "/lib"/ was found, display the default
1630 -- directory <prefix>/lib/gnat/.
1632 if Name_Len >= 5 then
1634 Write_Str (Name_Buffer (1 .. Name_Len));
1636 Write_Char (Directory_Separator);
1645 -- Output usage information when requested
1651 if not More_Lib_Files then
1652 if not Print_Usage and then not Verbose_Mode then
1656 Exit_Program (E_Fatal);
1660 Initialize_ALI_Source;
1662 -- Print out all library for which no ALI files can be located
1664 while More_Lib_Files loop
1665 Main_File := Next_Main_Lib_File;
1666 Ali_File := Full_Lib_File_Name (Lib_File_Name (Main_File));
1668 if Ali_File = No_File then
1669 if Very_Verbose_Mode then
1670 GLADE.Output_No_ALI (Lib_File_Name (Main_File));
1673 Write_Str ("Can't find library info for ");
1674 Get_Name_String (Main_File);
1675 Write_Char ('"'); -- "
1676 Write_Str
(Name_Buffer
(1 .. Name_Len
));
1677 Write_Char
('"'); -- "
1682 Ali_File
:= Strip_Directory
(Ali_File
);
1684 if Get_Name_Table_Info
(Ali_File
) = 0 then
1685 Text
:= Read_Library_Info
(Ali_File
, True);
1689 pragma Unreferenced
(Discard
);
1697 Ignore_Errors
=> True);
1705 if Very_Verbose_Mode
then
1706 for A
in ALIs
.First
.. ALIs
.Last
loop
1707 GLADE
.Output_ALI
(A
);
1713 Find_General_Layout
;
1715 for Id
in ALIs
.First
.. ALIs
.Last
loop
1720 Get_Name_String
(Units
.Table
(ALIs
.Table
(Id
).First_Unit
).Uname
);
1722 if Also_Predef
or else not Is_Internal_Unit
then
1723 if ALIs
.Table
(Id
).No_Object
then
1724 Output_Object
(No_File
);
1726 Output_Object
(ALIs
.Table
(Id
).Ofile_Full_Name
);
1729 -- In verbose mode print all main units in the ALI file, otherwise
1730 -- just print the first one to ease columnwise printout
1732 if Verbose_Mode
then
1733 Last_U
:= ALIs
.Table
(Id
).Last_Unit
;
1735 Last_U
:= ALIs
.Table
(Id
).First_Unit
;
1738 for U
in ALIs
.Table
(Id
).First_Unit
.. Last_U
loop
1739 if U
/= ALIs
.Table
(Id
).First_Unit
1740 and then Selective_Output
1746 Output_Unit
(Id
, U
);
1748 -- Output source now, unless if it will be done as part of
1749 -- outputing dependencies.
1751 if not (Dependable
and then Print_Source
) then
1752 Output_Source
(Corresponding_Sdep_Entry
(Id
, U
));
1756 -- Print out list of units on which this unit depends (D lines)
1758 if Dependable
and then Print_Source
then
1759 if Verbose_Mode
then
1760 Write_Str
("depends upon");
1768 ALIs
.Table
(Id
).First_Sdep
.. ALIs
.Table
(Id
).Last_Sdep
1771 or else not Is_Internal_File_Name
(Sdep
.Table
(D
).Sfile
)
1773 if Verbose_Mode
then
1783 Write_Str
(Spaces
(1 .. Source_Start
- 2));
1796 -- All done. Set proper exit status
1799 Exit_Program
(E_Success
);