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gnu / gcc / 57ea00136418991e847e46a6946a81a1df70c9a4 / . / gcc / ada / prj-nmsc.adb
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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- P R J . N M S C --
-- --
-- B o d y --
-- --
-- Copyright (C) 2000-2003 Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Err_Vars; use Err_Vars;
with Fmap; use Fmap;
with Hostparm;
with MLib.Tgt;
with Namet; use Namet;
with Osint; use Osint;
with Output; use Output;
with MLib.Tgt; use MLib.Tgt;
with Prj.Com; use Prj.Com;
with Prj.Env; use Prj.Env;
with Prj.Err;
with Prj.Util; use Prj.Util;
with Sinput.P;
with Snames; use Snames;
with Types; use Types;
with Ada.Characters.Handling; use Ada.Characters.Handling;
with Ada.Strings; use Ada.Strings;
with Ada.Strings.Fixed; use Ada.Strings.Fixed;
with Ada.Strings.Maps.Constants; use Ada.Strings.Maps.Constants;
with GNAT.Case_Util; use GNAT.Case_Util;
with GNAT.Directory_Operations; use GNAT.Directory_Operations;
with GNAT.OS_Lib; use GNAT.OS_Lib;
with GNAT.HTable;
package body Prj.Nmsc is
Error_Report : Put_Line_Access := null;
ALI_Suffix : constant String := ".ali";
type Name_Location is record
Name : Name_Id;
Location : Source_Ptr;
Found : Boolean := False;
end record;
-- Information about file names found in string list attribute
-- Source_Files or in a source list file, stored in hash table
-- Source_Names, used by procedure
-- Ada_Check.Get_Path_Names_And_Record_Sources.
No_Name_Location : constant Name_Location :=
(Name => No_Name, Location => No_Location, Found => False);
package Source_Names is new GNAT.HTable.Simple_HTable
(Header_Num => Header_Num,
Element => Name_Location,
No_Element => No_Name_Location,
Key => Name_Id,
Hash => Hash,
Equal => "=");
-- Hash table to store file names found in string list attribute
-- Source_Files or in a source list file, stored in hash table
-- Source_Names, used by procedure
-- Ada_Check.Get_Path_Names_And_Record_Sources.
package Recursive_Dirs is new GNAT.HTable.Simple_HTable
(Header_Num => Header_Num,
Element => Boolean,
No_Element => False,
Key => Name_Id,
Hash => Hash,
Equal => "=");
-- Hash table to store recursive source directories, to avoid looking
-- several times, and to avoid cycles that may be introduced by symbolic
-- links.
function ALI_File_Name (Source : String) return String;
-- Return the ALI file name corresponding to a source.
procedure Check_Ada_Naming_Scheme
(Project : Project_Id;
Naming : Naming_Data);
-- Check that the package Naming is correct.
procedure Check_Ada_Name
(Name : String;
Unit : out Name_Id);
-- Check that a name is a valid Ada unit name.
procedure Error_Msg
(Project : Project_Id;
Msg : String;
Flag_Location : Source_Ptr);
-- Output an error message. If Error_Report is null, simply call
-- Prj.Err.Error_Msg. Otherwise, disregard Flag_Location and use
-- Error_Report.
procedure Get_Unit
(Canonical_File_Name : Name_Id;
Naming : Naming_Data;
Unit_Name : out Name_Id;
Unit_Kind : out Spec_Or_Body;
Needs_Pragma : out Boolean);
-- Find out, from a file name, the unit name, the unit kind and if a
-- specific SFN pragma is needed. If the file name corresponds to no
-- unit, then Unit_Name will be No_Name.
function Is_Illegal_Suffix
(Suffix : String;
Dot_Replacement_Is_A_Single_Dot : Boolean) return Boolean;
-- Returns True if the string Suffix cannot be used as
-- a spec suffix, a body suffix or a separate suffix.
procedure Record_Source
(File_Name : Name_Id;
Path_Name : Name_Id;
Project : Project_Id;
Data : in out Project_Data;
Location : Source_Ptr;
Current_Source : in out String_List_Id;
Source_Recorded : in out Boolean);
-- Put a unit in the list of units of a project, if the file name
-- corresponds to a valid unit name.
procedure Show_Source_Dirs (Project : Project_Id);
-- List all the source directories of a project.
procedure Locate_Directory
(Name : Name_Id;
Parent : Name_Id;
Dir : out Name_Id;
Display : out Name_Id);
-- Locate a directory.
-- Returns No_Name if directory does not exist.
function Path_Name_Of
(File_Name : Name_Id;
Directory : Name_Id) return String;
-- Returns the path name of a (non project) file.
-- Returns an empty string if file cannot be found.
function Project_Extends
(Extending : Project_Id;
Extended : Project_Id) return Boolean;
-- Returns True if Extending is extending directly or indirectly Extended.
procedure Check_Naming_Scheme
(Data : in out Project_Data;
Project : Project_Id);
-- Check the naming scheme part of Data
type Unit_Info is record
Kind : Spec_Or_Body;
Unit : Name_Id;
end record;
No_Unit : constant Unit_Info := (Specification, No_Name);
package Naming_Exceptions is new GNAT.HTable.Simple_HTable
(Header_Num => Header_Num,
Element => Unit_Info,
No_Element => No_Unit,
Key => Name_Id,
Hash => Hash,
Equal => "=");
function Hash (Unit : Unit_Info) return Header_Num;
package Reverse_Naming_Exceptions is new GNAT.HTable.Simple_HTable
(Header_Num => Header_Num,
Element => Name_Id,
No_Element => No_Name,
Key => Unit_Info,
Hash => Hash,
Equal => "=");
-- A table to check if a unit with an exceptional name will hide
-- a source with a file name following the naming convention.
procedure Prepare_Naming_Exceptions
(List : Array_Element_Id;
Kind : Spec_Or_Body);
-- Prepare the internal hash tables used for checking naming exceptions.
-- Insert all elements of List in the tables.
procedure Free_Naming_Exceptions;
-- Free the internal hash tables used for checking naming exceptions
function Compute_Directory_Last (Dir : String) return Natural;
-- Return the index of the last significant character in Dir. This is used
-- to avoid duplicates '/' at the end of directory names
----------------------------
-- Compute_Directory_Last --
----------------------------
function Compute_Directory_Last (Dir : String) return Natural is
begin
if Dir'Length > 1
and then (Dir (Dir'Last - 1) = Directory_Separator
or else Dir (Dir'Last - 1) = '/')
then
return Dir'Last - 1;
else
return Dir'Last;
end if;
end Compute_Directory_Last;
-------------------------------
-- Prepare_Naming_Exceptions --
-------------------------------
procedure Prepare_Naming_Exceptions
(List : Array_Element_Id;
Kind : Spec_Or_Body)
is
Current : Array_Element_Id := List;
Element : Array_Element;
begin
while Current /= No_Array_Element loop
Element := Array_Elements.Table (Current);
if Element.Index /= No_Name then
Naming_Exceptions.Set
(Element.Value.Value,
(Kind => Kind, Unit => Element.Index));
Reverse_Naming_Exceptions.Set
((Kind => Kind, Unit => Element.Index),
Element.Value.Value);
end if;
Current := Element.Next;
end loop;
end Prepare_Naming_Exceptions;
----------
-- Hash --
----------
function Hash (Unit : Unit_Info) return Header_Num is
begin
return Header_Num (Unit.Unit mod 2048);
end Hash;
----------------------------
-- Free_Naming_Exceptions --
----------------------------
procedure Free_Naming_Exceptions is
begin
Naming_Exceptions.Reset;
Reverse_Naming_Exceptions.Reset;
end Free_Naming_Exceptions;
-------------------------
-- Check_Naming_Scheme --
-------------------------
procedure Check_Naming_Scheme
(Data : in out Project_Data;
Project : Project_Id)
is
Naming_Id : constant Package_Id :=
Util.Value_Of (Name_Naming, Data.Decl.Packages);
Naming : Package_Element;
procedure Check_Unit_Names (List : Array_Element_Id);
-- Check that a list of unit names contains only valid names.
----------------------
-- Check_Unit_Names --
----------------------
procedure Check_Unit_Names (List : Array_Element_Id) is
Current : Array_Element_Id := List;
Element : Array_Element;
Unit_Name : Name_Id;
begin
-- Loop through elements of the string list
while Current /= No_Array_Element loop
Element := Array_Elements.Table (Current);
-- Put file name in canonical case
Get_Name_String (Element.Value.Value);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Element.Value.Value := Name_Find;
-- Check that it contains a valid unit name
Get_Name_String (Element.Index);
Check_Ada_Name (Name_Buffer (1 .. Name_Len), Unit_Name);
if Unit_Name = No_Name then
Err_Vars.Error_Msg_Name_1 := Element.Index;
Error_Msg
(Project,
"{ is not a valid unit name.",
Element.Value.Location);
else
if Current_Verbosity = High then
Write_Str (" Unit (""");
Write_Str (Get_Name_String (Unit_Name));
Write_Line (""")");
end if;
Element.Index := Unit_Name;
Array_Elements.Table (Current) := Element;
end if;
Current := Element.Next;
end loop;
end Check_Unit_Names;
-- Start of processing for Check_Naming_Scheme
begin
-- If there is a package Naming, we will put in Data.Naming what is in
-- this package Naming.
if Naming_Id /= No_Package then
Naming := Packages.Table (Naming_Id);
if Current_Verbosity = High then
Write_Line ("Checking ""Naming"" for Ada.");
end if;
declare
Bodies : constant Array_Element_Id :=
Util.Value_Of (Name_Body, Naming.Decl.Arrays);
Specs : constant Array_Element_Id :=
Util.Value_Of (Name_Spec, Naming.Decl.Arrays);
begin
if Bodies /= No_Array_Element then
-- We have elements in the array Body_Part
if Current_Verbosity = High then
Write_Line ("Found Bodies.");
end if;
Data.Naming.Bodies := Bodies;
Check_Unit_Names (Bodies);
else
if Current_Verbosity = High then
Write_Line ("No Bodies.");
end if;
end if;
if Specs /= No_Array_Element then
-- We have elements in the array Specs
if Current_Verbosity = High then
Write_Line ("Found Specs.");
end if;
Data.Naming.Specs := Specs;
Check_Unit_Names (Specs);
else
if Current_Verbosity = High then
Write_Line ("No Specs.");
end if;
end if;
end;
-- We are now checking if variables Dot_Replacement, Casing,
-- Spec_Suffix, Body_Suffix and/or Separate_Suffix
-- exist.
-- For each variable, if it does not exist, we do nothing,
-- because we already have the default.
-- Check Dot_Replacement
declare
Dot_Replacement : constant Variable_Value :=
Util.Value_Of
(Name_Dot_Replacement,
Naming.Decl.Attributes);
begin
pragma Assert (Dot_Replacement.Kind = Single,
"Dot_Replacement is not a single string");
if not Dot_Replacement.Default then
Get_Name_String (Dot_Replacement.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"Dot_Replacement cannot be empty",
Dot_Replacement.Location);
else
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Data.Naming.Dot_Replacement := Name_Find;
Data.Naming.Dot_Repl_Loc := Dot_Replacement.Location;
end if;
end if;
end;
if Current_Verbosity = High then
Write_Str (" Dot_Replacement = """);
Write_Str (Get_Name_String (Data.Naming.Dot_Replacement));
Write_Char ('"');
Write_Eol;
end if;
-- Check Casing
declare
Casing_String : constant Variable_Value :=
Util.Value_Of
(Name_Casing, Naming.Decl.Attributes);
begin
pragma Assert (Casing_String.Kind = Single,
"Casing is not a single string");
if not Casing_String.Default then
declare
Casing_Image : constant String :=
Get_Name_String (Casing_String.Value);
begin
declare
Casing : constant Casing_Type := Value (Casing_Image);
begin
Data.Naming.Casing := Casing;
end;
exception
when Constraint_Error =>
if Casing_Image'Length = 0 then
Error_Msg
(Project,
"Casing cannot be an empty string",
Casing_String.Location);
else
Name_Len := Casing_Image'Length;
Name_Buffer (1 .. Name_Len) := Casing_Image;
Err_Vars.Error_Msg_Name_1 := Name_Find;
Error_Msg
(Project,
"{ is not a correct Casing",
Casing_String.Location);
end if;
end;
end if;
end;
if Current_Verbosity = High then
Write_Str (" Casing = ");
Write_Str (Image (Data.Naming.Casing));
Write_Char ('.');
Write_Eol;
end if;
-- Check Spec_Suffix
declare
Ada_Spec_Suffix : constant Variable_Value :=
Prj.Util.Value_Of
(Index => Name_Ada,
In_Array => Data.Naming.Spec_Suffix);
begin
if Ada_Spec_Suffix.Kind = Single
and then Get_Name_String (Ada_Spec_Suffix.Value) /= ""
then
Data.Naming.Current_Spec_Suffix := Ada_Spec_Suffix.Value;
Data.Naming.Spec_Suffix_Loc := Ada_Spec_Suffix.Location;
else
Data.Naming.Current_Spec_Suffix := Default_Ada_Spec_Suffix;
end if;
end;
if Current_Verbosity = High then
Write_Str (" Spec_Suffix = """);
Write_Str (Get_Name_String (Data.Naming.Current_Spec_Suffix));
Write_Char ('"');
Write_Eol;
end if;
-- Check Body_Suffix
declare
Ada_Body_Suffix : constant Variable_Value :=
Prj.Util.Value_Of
(Index => Name_Ada,
In_Array => Data.Naming.Body_Suffix);
begin
if Ada_Body_Suffix.Kind = Single
and then Get_Name_String (Ada_Body_Suffix.Value) /= ""
then
Data.Naming.Current_Body_Suffix := Ada_Body_Suffix.Value;
Data.Naming.Body_Suffix_Loc := Ada_Body_Suffix.Location;
else
Data.Naming.Current_Body_Suffix := Default_Ada_Body_Suffix;
end if;
end;
if Current_Verbosity = High then
Write_Str (" Body_Suffix = """);
Write_Str (Get_Name_String (Data.Naming.Current_Body_Suffix));
Write_Char ('"');
Write_Eol;
end if;
-- Check Separate_Suffix
declare
Ada_Sep_Suffix : constant Variable_Value :=
Prj.Util.Value_Of
(Variable_Name => Name_Separate_Suffix,
In_Variables => Naming.Decl.Attributes);
begin
if Ada_Sep_Suffix.Default then
Data.Naming.Separate_Suffix :=
Data.Naming.Current_Body_Suffix;
else
if Get_Name_String (Ada_Sep_Suffix.Value) = "" then
Error_Msg
(Project,
"Separate_Suffix cannot be empty",
Ada_Sep_Suffix.Location);
else
Data.Naming.Separate_Suffix := Ada_Sep_Suffix.Value;
Data.Naming.Sep_Suffix_Loc := Ada_Sep_Suffix.Location;
end if;
end if;
end;
if Current_Verbosity = High then
Write_Str (" Separate_Suffix = """);
Write_Str (Get_Name_String (Data.Naming.Separate_Suffix));
Write_Char ('"');
Write_Eol;
end if;
-- Check if Data.Naming is valid
Check_Ada_Naming_Scheme (Project, Data.Naming);
else
Data.Naming.Current_Spec_Suffix := Default_Ada_Spec_Suffix;
Data.Naming.Current_Body_Suffix := Default_Ada_Body_Suffix;
Data.Naming.Separate_Suffix := Default_Ada_Body_Suffix;
end if;
end Check_Naming_Scheme;
---------------
-- Ada_Check --
---------------
procedure Ada_Check
(Project : Project_Id;
Report_Error : Put_Line_Access)
is
Data : Project_Data;
Languages : Variable_Value := Nil_Variable_Value;
Extending : Boolean := False;
function Check_Project (P : Project_Id) return Boolean;
-- Returns True if P is Project or a project extended by Project
procedure Find_Sources;
-- Find all the sources in all of the source directories
-- of a project.
procedure Get_Path_Names_And_Record_Sources;
-- Find the path names of the source files in the Source_Names table
-- in the source directories and record those that are Ada sources.
procedure Get_Sources_From_File
(Path : String;
Location : Source_Ptr);
-- Get the sources of a project from a text file
procedure Warn_If_Not_Sources
(Conventions : Array_Element_Id;
Specs : Boolean);
-- Check that individual naming conventions apply to immediate
-- sources of the project; if not, issue a warning.
-------------------
-- Check_Project --
-------------------
function Check_Project (P : Project_Id) return Boolean is
begin
if P = Project then
return True;
elsif Extending then
declare
Data : Project_Data := Projects.Table (Project);
begin
while Data.Extends /= No_Project loop
if P = Data.Extends then
return True;
end if;
Data := Projects.Table (Data.Extends);
end loop;
end;
end if;
return False;
end Check_Project;
------------------
-- Find_Sources --
------------------
procedure Find_Sources is
Source_Dir : String_List_Id := Data.Source_Dirs;
Element : String_Element;
Dir : Dir_Type;
Current_Source : String_List_Id := Nil_String;
Source_Recorded : Boolean := False;
begin
if Current_Verbosity = High then
Write_Line ("Looking for sources:");
end if;
-- For each subdirectory
while Source_Dir /= Nil_String loop
begin
Source_Recorded := False;
Element := String_Elements.Table (Source_Dir);
if Element.Value /= No_Name then
declare
Source_Directory : constant String :=
Get_Name_String (Element.Value);
begin
if Current_Verbosity = High then
Write_Str ("Source_Dir = ");
Write_Line (Source_Directory);
end if;
-- We look to every entry in the source directory
Open (Dir, Source_Directory);
-- Canonical_Case_File_Name (Source_Directory);
loop
Read (Dir, Name_Buffer, Name_Len);
if Current_Verbosity = High then
Write_Str (" Checking ");
Write_Line (Name_Buffer (1 .. Name_Len));
end if;
exit when Name_Len = 0;
-- Canonical_Case_File_Name
-- (Name_Buffer (1 .. Name_Len));
declare
File_Name : constant Name_Id := Name_Find;
Dir : constant String :=
Source_Directory &
Directory_Separator;
Dir_Last : constant Natural :=
Compute_Directory_Last (Dir);
Path : constant String :=
Normalize_Pathname
(Name => Name_Buffer (1 .. Name_Len),
Directory => Dir (Dir'First .. Dir_Last));
Path_Name : Name_Id;
begin
if Is_Regular_File (Path) then
Name_Len := Path'Length;
Name_Buffer (1 .. Name_Len) := Path;
Path_Name := Name_Find;
-- We attempt to register it as a source.
-- However, there is no error if the file
-- does not contain a valid source.
-- But there is an error if we have a
-- duplicate unit name.
Record_Source
(File_Name => File_Name,
Path_Name => Path_Name,
Project => Project,
Data => Data,
Location => No_Location,
Current_Source => Current_Source,
Source_Recorded => Source_Recorded);
end if;
end;
end loop;
Close (Dir);
end;
end if;
exception
when Directory_Error =>
null;
end;
if Source_Recorded then
String_Elements.Table (Source_Dir).Flag := True;
end if;
Source_Dir := Element.Next;
end loop;
if Current_Verbosity = High then
Write_Line ("end Looking for sources.");
end if;
-- If we have looked for sources and found none, then
-- it is an error, except if it is an extending project.
-- If a non extending project is not supposed to contain
-- any source, then we never call Find_Sources.
if Data.Extends = No_Project
and then Current_Source = Nil_String
then
Error_Msg
(Project,
"there are no Ada sources in this project",
Data.Location);
end if;
end Find_Sources;
---------------------------------------
-- Get_Path_Names_And_Record_Sources --
---------------------------------------
procedure Get_Path_Names_And_Record_Sources is
Source_Dir : String_List_Id := Data.Source_Dirs;
Element : String_Element;
Path : Name_Id;
Dir : Dir_Type;
Name : Name_Id;
Canonical_Name : Name_Id;
Name_Str : String (1 .. 1_024);
Last : Natural := 0;
NL : Name_Location;
Current_Source : String_List_Id := Nil_String;
First_Error : Boolean := True;
Source_Recorded : Boolean := False;
begin
-- We look in all source directories for this file name
while Source_Dir /= Nil_String loop
Source_Recorded := False;
Element := String_Elements.Table (Source_Dir);
declare
Dir_Path : constant String := Get_Name_String (Element.Value);
begin
if Current_Verbosity = High then
Write_Str ("checking directory """);
Write_Str (Dir_Path);
Write_Line ("""");
end if;
Open (Dir, Dir_Path);
loop
Read (Dir, Name_Str, Last);
exit when Last = 0;
Name_Len := Last;
Name_Buffer (1 .. Name_Len) := Name_Str (1 .. Last);
Name := Name_Find;
Canonical_Case_File_Name (Name_Str (1 .. Last));
Name_Len := Last;
Name_Buffer (1 .. Name_Len) := Name_Str (1 .. Last);
Canonical_Name := Name_Find;
NL := Source_Names.Get (Canonical_Name);
if NL /= No_Name_Location and then not NL.Found then
NL.Found := True;
Source_Names.Set (Canonical_Name, NL);
Name_Len := Dir_Path'Length;
Name_Buffer (1 .. Name_Len) := Dir_Path;
Add_Char_To_Name_Buffer (Directory_Separator);
Add_Str_To_Name_Buffer (Name_Str (1 .. Last));
Path := Name_Find;
if Current_Verbosity = High then
Write_Str (" found ");
Write_Line (Get_Name_String (Name));
end if;
-- Register the source if it is an Ada compilation unit..
Record_Source
(File_Name => Name,
Path_Name => Path,
Project => Project,
Data => Data,
Location => NL.Location,
Current_Source => Current_Source,
Source_Recorded => Source_Recorded);
end if;
end loop;
Close (Dir);
end;
if Source_Recorded then
String_Elements.Table (Source_Dir).Flag := True;
end if;
Source_Dir := Element.Next;
end loop;
-- It is an error if a source file name in a source list or
-- in a source list file is not found.
NL := Source_Names.Get_First;
while NL /= No_Name_Location loop
if not NL.Found then
Err_Vars.Error_Msg_Name_1 := NL.Name;
if First_Error then
Error_Msg
(Project,
"source file { cannot be found",
NL.Location);
First_Error := False;
else
Error_Msg
(Project,
"\source file { cannot be found",
NL.Location);
end if;
end if;
NL := Source_Names.Get_Next;
end loop;
end Get_Path_Names_And_Record_Sources;
---------------------------
-- Get_Sources_From_File --
---------------------------
procedure Get_Sources_From_File
(Path : String;
Location : Source_Ptr)
is
File : Prj.Util.Text_File;
Line : String (1 .. 250);
Last : Natural;
Source_Name : Name_Id;
begin
if Current_Verbosity = High then
Write_Str ("Opening """);
Write_Str (Path);
Write_Line (""".");
end if;
-- We open the file
Prj.Util.Open (File, Path);
if not Prj.Util.Is_Valid (File) then
Error_Msg (Project, "file does not exist", Location);
else
Source_Names.Reset;
while not Prj.Util.End_Of_File (File) loop
Prj.Util.Get_Line (File, Line, Last);
-- If the line is not empty and does not start with "--",
-- then it should contain a file name. However, if the
-- file name does not exist, it may be for another language
-- and we don't fail.
if Last /= 0
and then (Last = 1 or else Line (1 .. 2) /= "--")
then
Name_Len := Last;
Name_Buffer (1 .. Name_Len) := Line (1 .. Last);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Source_Name := Name_Find;
Source_Names.Set
(K => Source_Name,
E =>
(Name => Source_Name,
Location => Location,
Found => False));
end if;
end loop;
Prj.Util.Close (File);
end if;
Get_Path_Names_And_Record_Sources;
-- We should have found at least one source.
-- If not, report an error.
if Data.Sources = Nil_String then
Error_Msg (Project,
"there are no Ada sources in this project",
Location);
end if;
end Get_Sources_From_File;
-------------------------
-- Warn_If_Not_Sources --
-------------------------
procedure Warn_If_Not_Sources
(Conventions : Array_Element_Id;
Specs : Boolean)
is
Conv : Array_Element_Id := Conventions;
Unit : Name_Id;
The_Unit_Id : Unit_Id;
The_Unit_Data : Unit_Data;
Location : Source_Ptr;
begin
while Conv /= No_Array_Element loop
Unit := Array_Elements.Table (Conv).Index;
Error_Msg_Name_1 := Unit;
Get_Name_String (Unit);
To_Lower (Name_Buffer (1 .. Name_Len));
Unit := Name_Find;
The_Unit_Id := Units_Htable.Get (Unit);
Location := Array_Elements.Table (Conv).Value.Location;
if The_Unit_Id = Prj.Com.No_Unit then
Error_Msg
(Project,
"?unknown unit {",
Location);
else
The_Unit_Data := Units.Table (The_Unit_Id);
if Specs then
if not Check_Project
(The_Unit_Data.File_Names (Specification).Project)
then
Error_Msg
(Project,
"?unit{ has no spec in this project",
Location);
end if;
else
if not Check_Project
(The_Unit_Data.File_Names (Com.Body_Part).Project)
then
Error_Msg
(Project,
"?unit{ has no body in this project",
Location);
end if;
end if;
end if;
Conv := Array_Elements.Table (Conv).Next;
end loop;
end Warn_If_Not_Sources;
-- Start of processing for Ada_Check
begin
Language_Independent_Check (Project, Report_Error);
Error_Report := Report_Error;
Data := Projects.Table (Project);
Extending := Data.Extends /= No_Project;
Languages := Prj.Util.Value_Of (Name_Languages, Data.Decl.Attributes);
Data.Naming.Current_Language := Name_Ada;
Data.Sources_Present := Data.Source_Dirs /= Nil_String;
if not Languages.Default then
declare
Current : String_List_Id := Languages.Values;
Element : String_Element;
Ada_Found : Boolean := False;
begin
Look_For_Ada : while Current /= Nil_String loop
Element := String_Elements.Table (Current);
Get_Name_String (Element.Value);
To_Lower (Name_Buffer (1 .. Name_Len));
if Name_Buffer (1 .. Name_Len) = "ada" then
Ada_Found := True;
exit Look_For_Ada;
end if;
Current := Element.Next;
end loop Look_For_Ada;
if not Ada_Found then
-- Mark the project file as having no sources for Ada
Data.Sources_Present := False;
end if;
end;
end if;
Check_Naming_Scheme (Data, Project);
Prepare_Naming_Exceptions (Data.Naming.Bodies, Body_Part);
Prepare_Naming_Exceptions (Data.Naming.Specs, Specification);
-- If we have source directories, then find the sources
if Data.Sources_Present then
if Data.Source_Dirs = Nil_String then
Data.Sources_Present := False;
else
declare
Sources : constant Variable_Value :=
Util.Value_Of
(Name_Source_Files,
Data.Decl.Attributes);
Source_List_File : constant Variable_Value :=
Util.Value_Of
(Name_Source_List_File,
Data.Decl.Attributes);
Locally_Removed : constant Variable_Value :=
Util.Value_Of
(Name_Locally_Removed_Files,
Data.Decl.Attributes);
begin
pragma Assert
(Sources.Kind = List,
"Source_Files is not a list");
pragma Assert
(Source_List_File.Kind = Single,
"Source_List_File is not a single string");
if not Sources.Default then
if not Source_List_File.Default then
Error_Msg
(Project,
"?both variables source_files and " &
"source_list_file are present",
Source_List_File.Location);
end if;
-- Sources is a list of file names
declare
Current : String_List_Id := Sources.Values;
Element : String_Element;
Location : Source_Ptr;
Name : Name_Id;
begin
Source_Names.Reset;
Data.Sources_Present := Current /= Nil_String;
while Current /= Nil_String loop
Element := String_Elements.Table (Current);
Get_Name_String (Element.Value);
Canonical_Case_File_Name
(Name_Buffer (1 .. Name_Len));
Name := Name_Find;
-- If the element has no location, then use the
-- location of Sources to report possible errors.
if Element.Location = No_Location then
Location := Sources.Location;
else
Location := Element.Location;
end if;
Source_Names.Set
(K => Name,
E =>
(Name => Name,
Location => Location,
Found => False));
Current := Element.Next;
end loop;
Get_Path_Names_And_Record_Sources;
end;
-- No source_files specified.
-- We check Source_List_File has been specified.
elsif not Source_List_File.Default then
-- Source_List_File is the name of the file
-- that contains the source file names
declare
Source_File_Path_Name : constant String :=
Path_Name_Of
(Source_List_File.Value,
Data.Directory);
begin
if Source_File_Path_Name'Length = 0 then
Err_Vars.Error_Msg_Name_1 := Source_List_File.Value;
Error_Msg
(Project,
"file with sources { does not exist",
Source_List_File.Location);
else
Get_Sources_From_File
(Source_File_Path_Name,
Source_List_File.Location);
end if;
end;
else
-- Neither Source_Files nor Source_List_File has been
-- specified.
-- Find all the files that satisfy
-- the naming scheme in all the source directories.
Find_Sources;
end if;
-- If there are sources that are locally removed, mark them as
-- such in the Units table.
if not Locally_Removed.Default then
-- Sources can be locally removed only in extending
-- project files.
if Data.Extends = No_Project then
Error_Msg
(Project,
"Locally_Removed_Files can only be used " &
"in an extending project file",
Locally_Removed.Location);
else
declare
Current : String_List_Id :=
Locally_Removed.Values;
Element : String_Element;
Location : Source_Ptr;
OK : Boolean;
Unit : Unit_Data;
Name : Name_Id;
Extended : Project_Id;
begin
while Current /= Nil_String loop
Element := String_Elements.Table (Current);
Get_Name_String (Element.Value);
Canonical_Case_File_Name
(Name_Buffer (1 .. Name_Len));
Name := Name_Find;
-- If the element has no location, then use the
-- location of Locally_Removed to report
-- possible errors.
if Element.Location = No_Location then
Location := Locally_Removed.Location;
else
Location := Element.Location;
end if;
OK := False;
for Index in 1 .. Units.Last loop
Unit := Units.Table (Index);
if
Unit.File_Names (Specification).Name = Name
then
OK := True;
-- Check that this is from a project that
-- the current project extends, but not the
-- current project.
Extended := Unit.File_Names
(Specification).Project;
if Extended = Project then
Error_Msg
(Project,
"cannot remove a source " &
"of the same project",
Location);
elsif
Project_Extends (Project, Extended)
then
Unit.File_Names
(Specification).Path := Slash;
Unit.File_Names
(Specification).Needs_Pragma := False;
Units.Table (Index) := Unit;
Add_Forbidden_File_Name
(Unit.File_Names (Specification).Name);
exit;
else
Error_Msg
(Project,
"cannot remove a source from " &
"another project",
Location);
end if;
elsif
Unit.File_Names (Body_Part).Name = Name
then
OK := True;
-- Check that this is from a project that
-- the current project extends, but not the
-- current project.
Extended := Unit.File_Names
(Body_Part).Project;
if Extended = Project then
Error_Msg
(Project,
"cannot remove a source " &
"of the same project",
Location);
elsif
Project_Extends (Project, Extended)
then
Unit.File_Names (Body_Part).Path := Slash;
Unit.File_Names (Body_Part).Needs_Pragma
:= False;
Units.Table (Index) := Unit;
Add_Forbidden_File_Name
(Unit.File_Names (Body_Part).Name);
exit;
end if;
end if;
end loop;
if not OK then
Err_Vars.Error_Msg_Name_1 := Name;
Error_Msg (Project, "unknown file {", Location);
end if;
Current := Element.Next;
end loop;
end;
end if;
end if;
end;
end if;
end if;
if Data.Sources_Present then
-- Check that all individual naming conventions apply to
-- sources of this project file.
Warn_If_Not_Sources (Data.Naming.Bodies, Specs => False);
Warn_If_Not_Sources (Data.Naming.Specs, Specs => True);
end if;
-- If it is a library project file, check if it is a standalone library
if Data.Library then
Standalone_Library : declare
Lib_Interfaces : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Interface,
Data.Decl.Attributes);
Lib_Auto_Init : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Auto_Init,
Data.Decl.Attributes);
Lib_Src_Dir : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Src_Dir,
Data.Decl.Attributes);
Lib_Symbol_File : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Symbol_File,
Data.Decl.Attributes);
Lib_Symbol_Policy : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Symbol_Policy,
Data.Decl.Attributes);
Lib_Ref_Symbol_File : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Reference_Symbol_File,
Data.Decl.Attributes);
Auto_Init_Supported : constant Boolean :=
MLib.Tgt.
Standalone_Library_Auto_Init_Is_Supported;
OK : Boolean := True;
begin
pragma Assert (Lib_Interfaces.Kind = List);
-- It is a stand-alone library project file if attribute
-- Library_Interface is defined.
if not Lib_Interfaces.Default then
declare
Interfaces : String_List_Id := Lib_Interfaces.Values;
Interface_ALIs : String_List_Id := Nil_String;
Unit : Name_Id;
The_Unit_Id : Unit_Id;
The_Unit_Data : Unit_Data;
procedure Add_ALI_For (Source : Name_Id);
-- Add an ALI file name to the list of Interface ALIs
-----------------
-- Add_ALI_For --
-----------------
procedure Add_ALI_For (Source : Name_Id) is
begin
Get_Name_String (Source);
declare
ALI : constant String :=
ALI_File_Name (Name_Buffer (1 .. Name_Len));
ALI_Name_Id : Name_Id;
begin
Name_Len := ALI'Length;
Name_Buffer (1 .. Name_Len) := ALI;
ALI_Name_Id := Name_Find;
String_Elements.Increment_Last;
String_Elements.Table (String_Elements.Last) :=
(Value => ALI_Name_Id,
Display_Value => No_Name,
Location => String_Elements.Table
(Interfaces).Location,
Flag => False,
Next => Interface_ALIs);
Interface_ALIs := String_Elements.Last;
end;
end Add_ALI_For;
begin
Data.Standalone_Library := True;
-- Library_Interface cannot be an empty list
if Interfaces = Nil_String then
Error_Msg
(Project,
"Library_Interface cannot be an empty list",
Lib_Interfaces.Location);
end if;
-- Process each unit name specified in the attribute
-- Library_Interface.
while Interfaces /= Nil_String loop
Get_Name_String
(String_Elements.Table (Interfaces).Value);
To_Lower (Name_Buffer (1 .. Name_Len));
if Name_Len = 0 then
Error_Msg
(Project,
"an interface cannot be an empty string",
String_Elements.Table (Interfaces).Location);
else
Unit := Name_Find;
Error_Msg_Name_1 := Unit;
The_Unit_Id := Units_Htable.Get (Unit);
if The_Unit_Id = Prj.Com.No_Unit then
Error_Msg
(Project,
"unknown unit {",
String_Elements.Table (Interfaces).Location);
else
-- Check that the unit is part of the project
The_Unit_Data := Units.Table (The_Unit_Id);
if The_Unit_Data.File_Names
(Com.Body_Part).Name /= No_Name
and then The_Unit_Data.File_Names
(Com.Body_Part).Path /= Slash
then
if Check_Project
(The_Unit_Data.File_Names (Body_Part).Project)
then
-- There is a body for this unit.
-- If there is no spec, we need to check
-- that it is not a subunit.
if The_Unit_Data.File_Names
(Specification).Name = No_Name
then
declare
Src_Ind : Source_File_Index;
begin
Src_Ind := Sinput.P.Load_Project_File
(Get_Name_String
(The_Unit_Data.File_Names
(Body_Part).Path));
if Sinput.P.Source_File_Is_Subunit
(Src_Ind)
then
Error_Msg
(Project,
"{ is a subunit; " &
"it cannot be an interface",
String_Elements.Table
(Interfaces).Location);
end if;
end;
end if;
-- The unit is not a subunit, so we add
-- to the Interface ALIs the ALI file
-- corresponding to the body.
Add_ALI_For
(The_Unit_Data.File_Names (Body_Part).Name);
else
Error_Msg
(Project,
"{ is not an unit of this project",
String_Elements.Table
(Interfaces).Location);
end if;
elsif The_Unit_Data.File_Names
(Com.Specification).Name /= No_Name
and then The_Unit_Data.File_Names
(Com.Specification).Path /= Slash
and then Check_Project
(The_Unit_Data.File_Names
(Specification).Project)
then
-- The unit is part of the project, it has
-- a spec, but no body. We add to the Interface
-- ALIs the ALI file corresponding to the spec.
Add_ALI_For
(The_Unit_Data.File_Names (Specification).Name);
else
Error_Msg
(Project,
"{ is not an unit of this project",
String_Elements.Table (Interfaces).Location);
end if;
end if;
end if;
Interfaces := String_Elements.Table (Interfaces).Next;
end loop;
-- Put the list of Interface ALIs in the project data
Data.Lib_Interface_ALIs := Interface_ALIs;
-- Check value of attribute Library_Auto_Init and set
-- Lib_Auto_Init accordingly.
if Lib_Auto_Init.Default then
-- If no attribute Library_Auto_Init is declared, then
-- set auto init only if it is supported.
Data.Lib_Auto_Init := Auto_Init_Supported;
else
Get_Name_String (Lib_Auto_Init.Value);
To_Lower (Name_Buffer (1 .. Name_Len));
if Name_Buffer (1 .. Name_Len) = "false" then
Data.Lib_Auto_Init := False;
elsif Name_Buffer (1 .. Name_Len) = "true" then
if Auto_Init_Supported then
Data.Lib_Auto_Init := True;
else
-- Library_Auto_Init cannot be "true" if auto init
-- is not supported
Error_Msg
(Project,
"library auto init not supported " &
"on this platform",
Lib_Auto_Init.Location);
end if;
else
Error_Msg
(Project,
"invalid value for attribute Library_Auto_Init",
Lib_Auto_Init.Location);
end if;
end if;
end;
-- If attribute Library_Src_Dir is defined and not the
-- empty string, check if the directory exist and is not
-- the object directory or one of the source directories.
-- This is the directory where copies of the interface
-- sources will be copied. Note that this directory may be
-- the library directory.
if Lib_Src_Dir.Value /= Empty_String then
declare
Dir_Id : constant Name_Id := Lib_Src_Dir.Value;
begin
Locate_Directory
(Dir_Id, Data.Display_Directory,
Data.Library_Src_Dir,
Data.Display_Library_Src_Dir);
-- If directory does not exist, report an error
if Data.Library_Src_Dir = No_Name then
-- Get the absolute name of the library directory
-- that does not exist, to report an error.
declare
Dir_Name : constant String :=
Get_Name_String (Dir_Id);
begin
if Is_Absolute_Path (Dir_Name) then
Err_Vars.Error_Msg_Name_1 := Dir_Id;
else
Get_Name_String (Data.Directory);
if Name_Buffer (Name_Len) /=
Directory_Separator
then
Name_Len := Name_Len + 1;
Name_Buffer (Name_Len) :=
Directory_Separator;
end if;
Name_Buffer
(Name_Len + 1 ..
Name_Len + Dir_Name'Length) :=
Dir_Name;
Name_Len := Name_Len + Dir_Name'Length;
Err_Vars.Error_Msg_Name_1 := Name_Find;
end if;
-- Report the error
Error_Msg
(Project,
"Directory { does not exist",
Lib_Src_Dir.Location);
end;
-- Report an error if it is the same as the object
-- directory.
elsif Data.Library_Src_Dir = Data.Object_Directory then
Error_Msg
(Project,
"directory to copy interfaces cannot be " &
"the object directory",
Lib_Src_Dir.Location);
Data.Library_Src_Dir := No_Name;
-- Check if it is the same as one of the source
-- directories.
else
declare
Src_Dirs : String_List_Id := Data.Source_Dirs;
Src_Dir : String_Element;
begin
while Src_Dirs /= Nil_String loop
Src_Dir := String_Elements.Table (Src_Dirs);
Src_Dirs := Src_Dir.Next;
-- Report an error if it is one of the
-- source directories.
if Data.Library_Src_Dir = Src_Dir.Value then
Error_Msg
(Project,
"directory to copy interfaces cannot " &
"be one of the source directories",
Lib_Src_Dir.Location);
Data.Library_Src_Dir := No_Name;
exit;
end if;
end loop;
end;
if Data.Library_Src_Dir /= No_Name
and then Current_Verbosity = High
then
Write_Str ("Directory to copy interfaces =""");
Write_Str (Get_Name_String (Data.Library_Dir));
Write_Line ("""");
end if;
end if;
end;
end if;
if not Lib_Symbol_File.Default then
Data.Symbol_Data.Symbol_File := Lib_Symbol_File.Value;
Get_Name_String (Lib_Symbol_File.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"symbol file name cannot be an empty string",
Lib_Symbol_File.Location);
else
OK := not Is_Absolute_Path (Name_Buffer (1 .. Name_Len));
if OK then
for J in 1 .. Name_Len loop
if Name_Buffer (J) = '/'
or else Name_Buffer (J) = Directory_Separator
then
OK := False;
exit;
end if;
end loop;
end if;
if not OK then
Error_Msg_Name_1 := Lib_Symbol_File.Value;
Error_Msg
(Project,
"symbol file name { is illegal. " &
"Name canot include directory info.",
Lib_Symbol_File.Location);
end if;
end if;
end if;
if not Lib_Symbol_Policy.Default then
declare
Value : constant String :=
To_Lower
(Get_Name_String (Lib_Symbol_Policy.Value));
begin
if Value = "autonomous" or else Value = "default" then
Data.Symbol_Data.Symbol_Policy := Autonomous;
elsif Value = "compliant" then
Data.Symbol_Data.Symbol_Policy := Compliant;
elsif Value = "controlled" then
Data.Symbol_Data.Symbol_Policy := Controlled;
else
Error_Msg
(Project,
"illegal value for Library_Symbol_Policy",
Lib_Symbol_Policy.Location);
end if;
end;
end if;
if Lib_Ref_Symbol_File.Default then
if Data.Symbol_Data.Symbol_Policy /= Autonomous then
Error_Msg
(Project,
"a reference symbol file need to be defined",
Lib_Symbol_Policy.Location);
end if;
else
Data.Symbol_Data.Reference := Lib_Ref_Symbol_File.Value;
Get_Name_String (Lib_Symbol_File.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"reference symbol file name cannot be an empty string",
Lib_Symbol_File.Location);
else
OK := not Is_Absolute_Path (Name_Buffer (1 .. Name_Len));
if OK then
for J in 1 .. Name_Len loop
if Name_Buffer (J) = '/'
or else Name_Buffer (J) = Directory_Separator
then
OK := False;
exit;
end if;
end loop;
end if;
if not OK then
Error_Msg_Name_1 := Lib_Ref_Symbol_File.Value;
Error_Msg
(Project,
"reference symbol file { name is illegal. " &
"Name canot include directory info.",
Lib_Ref_Symbol_File.Location);
end if;
if not Is_Regular_File
(Get_Name_String (Data.Object_Directory) &
Directory_Separator &
Get_Name_String (Lib_Ref_Symbol_File.Value))
then
Error_Msg_Name_1 := Lib_Ref_Symbol_File.Value;
Error_Msg
(Project,
"library reference symbol file { does not exist",
Lib_Ref_Symbol_File.Location);
end if;
if Data.Symbol_Data.Symbol_File /= No_Name then
declare
Symbol : String :=
Get_Name_String
(Data.Symbol_Data.Symbol_File);
Reference : String :=
Get_Name_String
(Data.Symbol_Data.Reference);
begin
Canonical_Case_File_Name (Symbol);
Canonical_Case_File_Name (Reference);
if Symbol = Reference then
Error_Msg
(Project,
"reference symbol file and symbol file " &
"cannot be the same file",
Lib_Ref_Symbol_File.Location);
end if;
end;
end if;
end if;
end if;
end if;
end Standalone_Library;
end if;
-- Put the list of Mains, if any, in the project data
declare
Mains : constant Variable_Value :=
Prj.Util.Value_Of (Name_Main, Data.Decl.Attributes);
begin
Data.Mains := Mains.Values;
-- If no Mains were specified, and if we are an extending
-- project, inherit the Mains from the project we are extending.
if Mains.Default then
if Data.Extends /= No_Project then
Data.Mains := Projects.Table (Data.Extends).Mains;
end if;
-- In a library project file, Main cannot be specified
elsif Data.Library then
Error_Msg
(Project,
"a library project file cannot have Main specified",
Mains.Location);
end if;
end;
Projects.Table (Project) := Data;
Free_Naming_Exceptions;
end Ada_Check;
-------------------
-- ALI_File_Name --
-------------------
function ALI_File_Name (Source : String) return String is
begin
-- If the source name has an extension, then replace it with
-- the ALI suffix.
for Index in reverse Source'First + 1 .. Source'Last loop
if Source (Index) = '.' then
return Source (Source'First .. Index - 1) & ALI_Suffix;
end if;
end loop;
-- If there is no dot, or if it is the first character, just add the
-- ALI suffix.
return Source & ALI_Suffix;
end ALI_File_Name;
--------------------
-- Check_Ada_Name --
--------------------
procedure Check_Ada_Name
(Name : String;
Unit : out Name_Id)
is
The_Name : String := Name;
Real_Name : Name_Id;
Need_Letter : Boolean := True;
Last_Underscore : Boolean := False;
OK : Boolean := The_Name'Length > 0;
begin
To_Lower (The_Name);
Name_Len := The_Name'Length;
Name_Buffer (1 .. Name_Len) := The_Name;
Real_Name := Name_Find;
-- Check first that the given name is not an Ada reserved word
if Get_Name_Table_Byte (Real_Name) /= 0
and then Real_Name /= Name_Project
and then Real_Name /= Name_Extends
and then Real_Name /= Name_External
then
Unit := No_Name;
if Current_Verbosity = High then
Write_Str (The_Name);
Write_Line (" is an Ada reserved word.");
end if;
return;
end if;
for Index in The_Name'Range loop
if Need_Letter then
-- We need a letter (at the beginning, and following a dot),
-- but we don't have one.
if Is_Letter (The_Name (Index)) then
Need_Letter := False;
else
OK := False;
if Current_Verbosity = High then
Write_Int (Types.Int (Index));
Write_Str (": '");
Write_Char (The_Name (Index));
Write_Line ("' is not a letter.");
end if;
exit;
end if;
elsif Last_Underscore
and then (The_Name (Index) = '_' or else The_Name (Index) = '.')
then
-- Two underscores are illegal, and a dot cannot follow
-- an underscore.
OK := False;
if Current_Verbosity = High then
Write_Int (Types.Int (Index));
Write_Str (": '");
Write_Char (The_Name (Index));
Write_Line ("' is illegal here.");
end if;
exit;
elsif The_Name (Index) = '.' then
-- We need a letter after a dot
Need_Letter := True;
elsif The_Name (Index) = '_' then
Last_Underscore := True;
else
-- We need an letter or a digit
Last_Underscore := False;
if not Is_Alphanumeric (The_Name (Index)) then
OK := False;
if Current_Verbosity = High then
Write_Int (Types.Int (Index));
Write_Str (": '");
Write_Char (The_Name (Index));
Write_Line ("' is not alphanumeric.");
end if;
exit;
end if;
end if;
end loop;
-- Cannot end with an underscore or a dot
OK := OK and then not Need_Letter and then not Last_Underscore;
if OK then
Unit := Real_Name;
else
-- Signal a problem with No_Name
Unit := No_Name;
end if;
end Check_Ada_Name;
-----------------------------
-- Check_Ada_Naming_Scheme --
-----------------------------
procedure Check_Ada_Naming_Scheme
(Project : Project_Id;
Naming : Naming_Data)
is
begin
-- Only check if we are not using the standard naming scheme
if Naming /= Standard_Naming_Data then
declare
Dot_Replacement : constant String :=
Get_Name_String
(Naming.Dot_Replacement);
Spec_Suffix : constant String :=
Get_Name_String
(Naming.Current_Spec_Suffix);
Body_Suffix : constant String :=
Get_Name_String
(Naming.Current_Body_Suffix);
Separate_Suffix : constant String :=
Get_Name_String
(Naming.Separate_Suffix);
begin
-- Dot_Replacement cannot
-- - be empty
-- - start or end with an alphanumeric
-- - be a single '_'
-- - start with an '_' followed by an alphanumeric
-- - contain a '.' except if it is "."
if Dot_Replacement'Length = 0
or else Is_Alphanumeric
(Dot_Replacement (Dot_Replacement'First))
or else Is_Alphanumeric
(Dot_Replacement (Dot_Replacement'Last))
or else (Dot_Replacement (Dot_Replacement'First) = '_'
and then
(Dot_Replacement'Length = 1
or else
Is_Alphanumeric
(Dot_Replacement (Dot_Replacement'First + 1))))
or else (Dot_Replacement'Length > 1
and then
Index (Source => Dot_Replacement,
Pattern => ".") /= 0)
then
Error_Msg
(Project,
'"' & Dot_Replacement &
""" is illegal for Dot_Replacement.",
Naming.Dot_Repl_Loc);
end if;
-- Suffixes cannot
-- - be empty
if Is_Illegal_Suffix
(Spec_Suffix, Dot_Replacement = ".")
then
Err_Vars.Error_Msg_Name_1 := Naming.Current_Spec_Suffix;
Error_Msg
(Project,
"{ is illegal for Spec_Suffix",
Naming.Spec_Suffix_Loc);
end if;
if Is_Illegal_Suffix
(Body_Suffix, Dot_Replacement = ".")
then
Err_Vars.Error_Msg_Name_1 := Naming.Current_Body_Suffix;
Error_Msg
(Project,
"{ is illegal for Body_Suffix",
Naming.Body_Suffix_Loc);
end if;
if Body_Suffix /= Separate_Suffix then
if Is_Illegal_Suffix
(Separate_Suffix, Dot_Replacement = ".")
then
Err_Vars.Error_Msg_Name_1 := Naming.Separate_Suffix;
Error_Msg
(Project,
"{ is illegal for Separate_Suffix",
Naming.Sep_Suffix_Loc);
end if;
end if;
-- Spec_Suffix cannot have the same termination as
-- Body_Suffix or Separate_Suffix
if Spec_Suffix'Length <= Body_Suffix'Length
and then
Body_Suffix (Body_Suffix'Last -
Spec_Suffix'Length + 1 ..
Body_Suffix'Last) = Spec_Suffix
then
Error_Msg
(Project,
"Body_Suffix (""" &
Body_Suffix &
""") cannot end with" &
" Spec_Suffix (""" &
Spec_Suffix & """).",
Naming.Body_Suffix_Loc);
end if;
if Body_Suffix /= Separate_Suffix
and then Spec_Suffix'Length <= Separate_Suffix'Length
and then
Separate_Suffix
(Separate_Suffix'Last - Spec_Suffix'Length + 1
..
Separate_Suffix'Last) = Spec_Suffix
then
Error_Msg
(Project,
"Separate_Suffix (""" &
Separate_Suffix &
""") cannot end with" &
" Spec_Suffix (""" &
Spec_Suffix & """).",
Naming.Sep_Suffix_Loc);
end if;
end;
end if;
end Check_Ada_Naming_Scheme;
---------------
-- Error_Msg --
---------------
procedure Error_Msg
(Project : Project_Id;
Msg : String;
Flag_Location : Source_Ptr)
is
Error_Buffer : String (1 .. 5_000);
Error_Last : Natural := 0;
Msg_Name : Natural := 0;
First : Positive := Msg'First;
procedure Add (C : Character);
-- Add a character to the buffer
procedure Add (S : String);
-- Add a string to the buffer
procedure Add (Id : Name_Id);
-- Add a name to the buffer
---------
-- Add --
---------
procedure Add (C : Character) is
begin
Error_Last := Error_Last + 1;
Error_Buffer (Error_Last) := C;
end Add;
procedure Add (S : String) is
begin
Error_Buffer (Error_Last + 1 .. Error_Last + S'Length) := S;
Error_Last := Error_Last + S'Length;
end Add;
procedure Add (Id : Name_Id) is
begin
Get_Name_String (Id);
Add (Name_Buffer (1 .. Name_Len));
end Add;
-- Start of processing for Error_Msg
begin
if Error_Report = null then
Prj.Err.Error_Msg (Msg, Flag_Location);
return;
end if;
if Msg (First) = '\' then
-- Continuation character, ignore.
First := First + 1;
elsif Msg (First) = '?' then
-- Warning character. It is always the first one in this package
First := First + 1;
Add ("Warning: ");
end if;
for Index in First .. Msg'Last loop
if Msg (Index) = '{' or else Msg (Index) = '%' then
-- Include a name between double quotes.
Msg_Name := Msg_Name + 1;
Add ('"');
case Msg_Name is
when 1 => Add (Err_Vars.Error_Msg_Name_1);
when 2 => Add (Err_Vars.Error_Msg_Name_2);
when 3 => Add (Err_Vars.Error_Msg_Name_3);
when others => null;
end case;
Add ('"');
else
Add (Msg (Index));
end if;
end loop;
Error_Report (Error_Buffer (1 .. Error_Last), Project);
end Error_Msg;
--------------
-- Get_Unit --
--------------
procedure Get_Unit
(Canonical_File_Name : Name_Id;
Naming : Naming_Data;
Unit_Name : out Name_Id;
Unit_Kind : out Spec_Or_Body;
Needs_Pragma : out Boolean)
is
function Check_Exception (Canonical : Name_Id) return Boolean;
pragma Inline (Check_Exception);
-- Check if Canonical is one of the exceptions in List.
-- Returns True if Get_Unit should exit
---------------------
-- Check_Exception --
---------------------
function Check_Exception (Canonical : Name_Id) return Boolean is
Info : Unit_Info := Naming_Exceptions.Get (Canonical);
VMS_Name : Name_Id;
begin
if Info = No_Unit then
if Hostparm.OpenVMS then
VMS_Name := Canonical;
Get_Name_String (VMS_Name);
if Name_Buffer (Name_Len) = '.' then
Name_Len := Name_Len - 1;
VMS_Name := Name_Find;
end if;
Info := Naming_Exceptions.Get (VMS_Name);
end if;
if Info = No_Unit then
return False;
end if;
end if;
Unit_Kind := Info.Kind;
Unit_Name := Info.Unit;
Needs_Pragma := True;
return True;
end Check_Exception;
-- Start of processing for Get_Unit
begin
Needs_Pragma := False;
if Check_Exception (Canonical_File_Name) then
return;
end if;
Get_Name_String (Canonical_File_Name);
declare
File : String := Name_Buffer (1 .. Name_Len);
First : constant Positive := File'First;
Last : Natural := File'Last;
Standard_GNAT : Boolean;
begin
Standard_GNAT :=
Naming.Current_Spec_Suffix = Default_Ada_Spec_Suffix
and then Naming.Current_Body_Suffix = Default_Ada_Body_Suffix;
-- Check if the end of the file name is Specification_Append
Get_Name_String (Naming.Current_Spec_Suffix);
if File'Length > Name_Len
and then File (Last - Name_Len + 1 .. Last) =
Name_Buffer (1 .. Name_Len)
then
-- We have a spec
Unit_Kind := Specification;
Last := Last - Name_Len;
if Current_Verbosity = High then
Write_Str (" Specification: ");
Write_Line (File (First .. Last));
end if;
else
Get_Name_String (Naming.Current_Body_Suffix);
-- Check if the end of the file name is Body_Append
if File'Length > Name_Len
and then File (Last - Name_Len + 1 .. Last) =
Name_Buffer (1 .. Name_Len)
then
-- We have a body
Unit_Kind := Body_Part;
Last := Last - Name_Len;
if Current_Verbosity = High then
Write_Str (" Body: ");
Write_Line (File (First .. Last));
end if;
elsif Naming.Separate_Suffix /= Naming.Current_Spec_Suffix then
Get_Name_String (Naming.Separate_Suffix);
-- Check if the end of the file name is Separate_Append
if File'Length > Name_Len
and then File (Last - Name_Len + 1 .. Last) =
Name_Buffer (1 .. Name_Len)
then
-- We have a separate (a body)
Unit_Kind := Body_Part;
Last := Last - Name_Len;
if Current_Verbosity = High then
Write_Str (" Separate: ");
Write_Line (File (First .. Last));
end if;
else
Last := 0;
end if;
else
Last := 0;
end if;
end if;
if Last = 0 then
-- This is not a source file
Unit_Name := No_Name;
Unit_Kind := Specification;
if Current_Verbosity = High then
Write_Line (" Not a valid file name.");
end if;
return;
end if;
Get_Name_String (Naming.Dot_Replacement);
Standard_GNAT :=
Standard_GNAT and then Name_Buffer (1 .. Name_Len) = "-";
if Name_Buffer (1 .. Name_Len) /= "." then
-- If Dot_Replacement is not a single dot,
-- then there should not be any dot in the name.
for Index in First .. Last loop
if File (Index) = '.' then
if Current_Verbosity = High then
Write_Line
(" Not a valid file name (some dot not replaced).");
end if;
Unit_Name := No_Name;
return;
end if;
end loop;
-- Replace the substring Dot_Replacement with dots
declare
Index : Positive := First;
begin
while Index <= Last - Name_Len + 1 loop
if File (Index .. Index + Name_Len - 1) =
Name_Buffer (1 .. Name_Len)
then
File (Index) := '.';
if Name_Len > 1 and then Index < Last then
File (Index + 1 .. Last - Name_Len + 1) :=
File (Index + Name_Len .. Last);
end if;
Last := Last - Name_Len + 1;
end if;
Index := Index + 1;
end loop;
end;
end if;
-- Check if the casing is right
declare
Src : String := File (First .. Last);
begin
case Naming.Casing is
when All_Lower_Case =>
Fixed.Translate
(Source => Src,
Mapping => Lower_Case_Map);
when All_Upper_Case =>
Fixed.Translate
(Source => Src,
Mapping => Upper_Case_Map);
when Mixed_Case | Unknown =>
null;
end case;
if Src /= File (First .. Last) then
if Current_Verbosity = High then
Write_Line (" Not a valid file name (casing).");
end if;
Unit_Name := No_Name;
return;
end if;
-- We put the name in lower case
Fixed.Translate
(Source => Src,
Mapping => Lower_Case_Map);
-- In the standard GNAT naming scheme, check for special cases:
-- children or separates of A, G, I or S, and run time sources.
if Standard_GNAT and then Src'Length >= 3 then
declare
S1 : constant Character := Src (Src'First);
S2 : constant Character := Src (Src'First + 1);
begin
if S1 = 'a' or else S1 = 'g'
or else S1 = 'i' or else S1 = 's'
then
-- Children or separates of packages A, G, I or S
if (Hostparm.OpenVMS and then S2 = '$')
or else (not Hostparm.OpenVMS and then S2 = '~')
then
Src (Src'First + 1) := '.';
-- If it is potentially a run time source, disable
-- filling of the mapping file to avoid warnings.
elsif S2 = '.' then
Set_Mapping_File_Initial_State_To_Empty;
end if;
end if;
end;
end if;
if Current_Verbosity = High then
Write_Str (" ");
Write_Line (Src);
end if;
-- Now, we check if this name is a valid unit name
Check_Ada_Name (Name => Src, Unit => Unit_Name);
end;
end;
end Get_Unit;
-----------------------
-- Is_Illegal_Suffix --
-----------------------
function Is_Illegal_Suffix
(Suffix : String;
Dot_Replacement_Is_A_Single_Dot : Boolean) return Boolean
is
begin
if Suffix'Length = 0 or else Index (Suffix, ".") = 0 then
return True;
end if;
-- If dot replacement is a single dot, and first character of
-- suffix is also a dot
if Dot_Replacement_Is_A_Single_Dot
and then Suffix (Suffix'First) = '.'
then
for Index in Suffix'First + 1 .. Suffix'Last loop
-- If there is another dot
if Suffix (Index) = '.' then
-- It is illegal to have a letter following the initial dot
return Is_Letter (Suffix (Suffix'First + 1));
end if;
end loop;
end if;
-- Everything is OK
return False;
end Is_Illegal_Suffix;
--------------------------------
-- Language_Independent_Check --
--------------------------------
procedure Language_Independent_Check
(Project : Project_Id;
Report_Error : Put_Line_Access)
is
Last_Source_Dir : String_List_Id := Nil_String;
Data : Project_Data := Projects.Table (Project);
procedure Find_Source_Dirs (From : Name_Id; Location : Source_Ptr);
-- Find one or several source directories, and add them
-- to the list of source directories of the project.
----------------------
-- Find_Source_Dirs --
----------------------
procedure Find_Source_Dirs (From : Name_Id; Location : Source_Ptr) is
Directory : constant String := Get_Name_String (From);
Element : String_Element;
Canonical_Directory_Id : Name_Id;
pragma Unreferenced (Canonical_Directory_Id);
-- Is this in fact being used for anything useful ???
procedure Recursive_Find_Dirs (Path : Name_Id);
-- Find all the subdirectories (recursively) of Path and add them
-- to the list of source directories of the project.
-------------------------
-- Recursive_Find_Dirs --
-------------------------
procedure Recursive_Find_Dirs (Path : Name_Id) is
Dir : Dir_Type;
Name : String (1 .. 250);
Last : Natural;
List : String_List_Id := Data.Source_Dirs;
Element : String_Element;
Found : Boolean := False;
Canonical_Path : Name_Id := No_Name;
begin
Get_Name_String (Path);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
declare
The_Path : constant String :=
Normalize_Pathname
(Name => Name_Buffer (1 .. Name_Len)) &
Directory_Separator;
The_Path_Last : constant Natural :=
Compute_Directory_Last (The_Path);
begin
Name_Len := The_Path_Last - The_Path'First + 1;
Name_Buffer (1 .. Name_Len) :=
The_Path (The_Path'First .. The_Path_Last);
Canonical_Path := Name_Find;
-- To avoid processing the same directory several times, check
-- if the directory is already in Recursive_Dirs. If it is,
-- then there is nothing to do, just return. If it is not, put
-- it there and continue recursive processing.
if Recursive_Dirs.Get (Canonical_Path) then
return;
else
Recursive_Dirs.Set (Canonical_Path, True);
end if;
-- Check if directory is already in list
while List /= Nil_String loop
Element := String_Elements.Table (List);
if Element.Value /= No_Name then
Get_Name_String (Element.Value);
Found :=
The_Path (The_Path'First .. The_Path_Last) =
Name_Buffer (1 .. Name_Len);
exit when Found;
end if;
List := Element.Next;
end loop;
-- If directory is not already in list, put it there
if not Found then
if Current_Verbosity = High then
Write_Str (" ");
Write_Line (The_Path (The_Path'First .. The_Path_Last));
end if;
String_Elements.Increment_Last;
Element :=
(Value => Canonical_Path,
Display_Value => No_Name,
Location => No_Location,
Flag => False,
Next => Nil_String);
-- Case of first source directory
if Last_Source_Dir = Nil_String then
Data.Source_Dirs := String_Elements.Last;
-- Here we already have source directories.
else
-- Link the previous last to the new one
String_Elements.Table (Last_Source_Dir).Next :=
String_Elements.Last;
end if;
-- And register this source directory as the new last
Last_Source_Dir := String_Elements.Last;
String_Elements.Table (Last_Source_Dir) := Element;
end if;
-- Now look for subdirectories. We do that even when this
-- directory is already in the list, because some of its
-- subdirectories may not be in the list yet.
Open (Dir, The_Path (The_Path'First .. The_Path_Last));
loop
Read (Dir, Name, Last);
exit when Last = 0;
if Name (1 .. Last) /= "."
and then Name (1 .. Last) /= ".."
then
-- Avoid . and ..
if Current_Verbosity = High then
Write_Str (" Checking ");
Write_Line (Name (1 .. Last));
end if;
declare
Path_Name : String :=
Normalize_Pathname
(Name => Name (1 .. Last),
Directory =>
The_Path
(The_Path'First .. The_Path_Last));
begin
Canonical_Case_File_Name (Path_Name);
if Is_Directory (Path_Name) then
-- We have found a new subdirectory, call self
Name_Len := Path_Name'Length;
Name_Buffer (1 .. Name_Len) := Path_Name;
Recursive_Find_Dirs (Name_Find);
end if;
end;
end if;
end loop;
Close (Dir);
end;
exception
when Directory_Error =>
null;
end Recursive_Find_Dirs;
-- Start of processing for Find_Source_Dirs
begin
if Current_Verbosity = High then
Write_Str ("Find_Source_Dirs (""");
end if;
Get_Name_String (From);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
-- Directory := Name_Buffer (1 .. Name_Len);
-- Why is above line commented out ???
Canonical_Directory_Id := Name_Find;
-- What is purpose of above assignment ???
-- Are we sure it is being used ???
if Current_Verbosity = High then
Write_Str (Directory);
Write_Line (""")");
end if;
-- First, check if we are looking for a directory tree,
-- indicated by "/**" at the end.
if Directory'Length >= 3
and then Directory (Directory'Last - 1 .. Directory'Last) = "**"
and then (Directory (Directory'Last - 2) = '/'
or else
Directory (Directory'Last - 2) = Directory_Separator)
then
Data.Known_Order_Of_Source_Dirs := False;
Name_Len := Directory'Length - 3;
if Name_Len = 0 then
-- This is the case of "/**": all directories
-- in the file system.
Name_Len := 1;
Name_Buffer (1) := Directory (Directory'First);
else
Name_Buffer (1 .. Name_Len) :=
Directory (Directory'First .. Directory'Last - 3);
end if;
if Current_Verbosity = High then
Write_Str ("Looking for all subdirectories of """);
Write_Str (Name_Buffer (1 .. Name_Len));
Write_Line ("""");
end if;
declare
Base_Dir : constant Name_Id := Name_Find;
Root_Dir : constant String :=
Normalize_Pathname
(Name => Get_Name_String (Base_Dir),
Directory =>
Get_Name_String (Data.Display_Directory));
begin
if Root_Dir'Length = 0 then
Err_Vars.Error_Msg_Name_1 := Base_Dir;
if Location = No_Location then
Error_Msg
(Project,
"{ is not a valid directory.",
Data.Location);
else
Error_Msg
(Project,
"{ is not a valid directory.",
Location);
end if;
else
-- We have an existing directory,
-- we register it and all of its subdirectories.
if Current_Verbosity = High then
Write_Line ("Looking for source directories:");
end if;
Name_Len := Root_Dir'Length;
Name_Buffer (1 .. Name_Len) := Root_Dir;
Recursive_Find_Dirs (Name_Find);
if Current_Verbosity = High then
Write_Line ("End of looking for source directories.");
end if;
end if;
end;
-- We have a single directory
else
declare
Path_Name : Name_Id;
Display_Path_Name : Name_Id;
begin
Locate_Directory
(From, Data.Display_Directory, Path_Name, Display_Path_Name);
if Path_Name = No_Name then
Err_Vars.Error_Msg_Name_1 := From;
if Location = No_Location then
Error_Msg
(Project,
"{ is not a valid directory",
Data.Location);
else
Error_Msg
(Project,
"{ is not a valid directory",
Location);
end if;
else
-- As it is an existing directory, we add it to
-- the list of directories.
String_Elements.Increment_Last;
Element.Value := Path_Name;
Element.Display_Value := Display_Path_Name;
if Last_Source_Dir = Nil_String then
-- This is the first source directory
Data.Source_Dirs := String_Elements.Last;
else
-- We already have source directories,
-- link the previous last to the new one.
String_Elements.Table (Last_Source_Dir).Next :=
String_Elements.Last;
end if;
-- And register this source directory as the new last
Last_Source_Dir := String_Elements.Last;
String_Elements.Table (Last_Source_Dir) := Element;
end if;
end;
end if;
end Find_Source_Dirs;
-- Start of processing for Language_Independent_Check
begin
if Data.Language_Independent_Checked then
return;
end if;
Data.Language_Independent_Checked := True;
Error_Report := Report_Error;
Recursive_Dirs.Reset;
if Current_Verbosity = High then
Write_Line ("Starting to look for directories");
end if;
-- Check the object directory
declare
Object_Dir : constant Variable_Value :=
Util.Value_Of (Name_Object_Dir, Data.Decl.Attributes);
begin
pragma Assert (Object_Dir.Kind = Single,
"Object_Dir is not a single string");
-- We set the object directory to its default
Data.Object_Directory := Data.Directory;
Data.Display_Object_Dir := Data.Display_Directory;
if Object_Dir.Value /= Empty_String then
Get_Name_String (Object_Dir.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"Object_Dir cannot be empty",
Object_Dir.Location);
else
-- We check that the specified object directory
-- does exist.
Locate_Directory
(Object_Dir.Value, Data.Display_Directory,
Data.Object_Directory, Data.Display_Object_Dir);
if Data.Object_Directory = No_Name then
-- The object directory does not exist, report an error
Err_Vars.Error_Msg_Name_1 := Object_Dir.Value;
Error_Msg
(Project,
"the object directory { cannot be found",
Data.Location);
-- Do not keep a nil Object_Directory. Set it to the
-- specified (relative or absolute) path.
-- This is for the benefit of tools that recover from
-- errors; for example, these tools could create the
-- non existent directory.
Data.Display_Object_Dir := Object_Dir.Value;
Get_Name_String (Object_Dir.Value);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Data.Object_Directory := Name_Find;
end if;
end if;
end if;
end;
if Current_Verbosity = High then
if Data.Object_Directory = No_Name then
Write_Line ("No object directory");
else
Write_Str ("Object directory: """);
Write_Str (Get_Name_String (Data.Display_Object_Dir));
Write_Line ("""");
end if;
end if;
-- Check the exec directory
declare
Exec_Dir : constant Variable_Value :=
Util.Value_Of (Name_Exec_Dir, Data.Decl.Attributes);
begin
pragma Assert (Exec_Dir.Kind = Single,
"Exec_Dir is not a single string");
-- We set the object directory to its default
Data.Exec_Directory := Data.Object_Directory;
Data.Display_Exec_Dir := Data.Display_Object_Dir;
if Exec_Dir.Value /= Empty_String then
Get_Name_String (Exec_Dir.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"Exec_Dir cannot be empty",
Exec_Dir.Location);
else
-- We check that the specified object directory
-- does exist.
Locate_Directory
(Exec_Dir.Value, Data.Directory,
Data.Exec_Directory, Data.Display_Exec_Dir);
if Data.Exec_Directory = No_Name then
Err_Vars.Error_Msg_Name_1 := Exec_Dir.Value;
Error_Msg
(Project,
"the exec directory { cannot be found",
Data.Location);
end if;
end if;
end if;
end;
if Current_Verbosity = High then
if Data.Exec_Directory = No_Name then
Write_Line ("No exec directory");
else
Write_Str ("Exec directory: """);
Write_Str (Get_Name_String (Data.Display_Exec_Dir));
Write_Line ("""");
end if;
end if;
-- Look for the source directories
declare
Source_Dirs : constant Variable_Value :=
Util.Value_Of
(Name_Source_Dirs, Data.Decl.Attributes);
begin
if Current_Verbosity = High then
Write_Line ("Starting to look for source directories");
end if;
pragma Assert (Source_Dirs.Kind = List,
"Source_Dirs is not a list");
if Source_Dirs.Default then
-- No Source_Dirs specified: the single source directory
-- is the one containing the project file
String_Elements.Increment_Last;
Data.Source_Dirs := String_Elements.Last;
String_Elements.Table (Data.Source_Dirs) :=
(Value => Data.Directory,
Display_Value => Data.Display_Directory,
Location => No_Location,
Flag => False,
Next => Nil_String);
if Current_Verbosity = High then
Write_Line ("Single source directory:");
Write_Str (" """);
Write_Str (Get_Name_String (Data.Display_Directory));
Write_Line ("""");
end if;
elsif Source_Dirs.Values = Nil_String then
-- If Source_Dirs is an empty string list, this means
-- that this project contains no source. For projects that
-- don't extend other projects, this also means that there is no
-- need for an object directory, if not specified.
if Data.Extends = No_Project
and then Data.Object_Directory = Data.Directory
then
Data.Object_Directory := No_Name;
end if;
Data.Source_Dirs := Nil_String;
Data.Sources_Present := False;
else
declare
Source_Dir : String_List_Id := Source_Dirs.Values;
Element : String_Element;
begin
-- We will find the source directories for each
-- element of the list
while Source_Dir /= Nil_String loop
Element := String_Elements.Table (Source_Dir);
Find_Source_Dirs (Element.Value, Element.Location);
Source_Dir := Element.Next;
end loop;
end;
end if;
if Current_Verbosity = High then
Write_Line ("Putting source directories in canonical cases");
end if;
declare
Current : String_List_Id := Data.Source_Dirs;
Element : String_Element;
begin
while Current /= Nil_String loop
Element := String_Elements.Table (Current);
if Element.Value /= No_Name then
Element.Display_Value := Element.Value;
Get_Name_String (Element.Value);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Element.Value := Name_Find;
String_Elements.Table (Current) := Element;
end if;
Current := Element.Next;
end loop;
end;
end;
-- Library attributes
declare
Attributes : constant Prj.Variable_Id := Data.Decl.Attributes;
Lib_Dir : constant Prj.Variable_Value :=
Prj.Util.Value_Of (Snames.Name_Library_Dir, Attributes);
Lib_Name : constant Prj.Variable_Value :=
Prj.Util.Value_Of (Snames.Name_Library_Name, Attributes);
Lib_Version : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Version, Attributes);
The_Lib_Kind : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Snames.Name_Library_Kind, Attributes);
begin
-- Special case of extending project
if Data.Extends /= No_Project then
declare
Extended_Data : constant Project_Data :=
Projects.Table (Data.Extends);
begin
-- If the project extended is a library project, we inherit
-- the library name, if it is not redefined; we check that
-- the library directory is specified; and we reset the
-- library flag for the extended project.
if Extended_Data.Library then
if Lib_Name.Default then
Data.Library_Name := Extended_Data.Library_Name;
end if;
if Lib_Dir.Default then
-- If the extending project is a virtual project, we
-- put the error message in the library project that
-- is extended, rather than in the extending all project.
-- Of course, we cannot put it in the virtual extending
-- project, because it has no source.
if Data.Virtual then
Error_Msg_Name_1 := Extended_Data.Name;
Error_Msg
(Project,
"library project % cannot be virtually extended",
Extended_Data.Location);
else
Error_Msg
(Project,
"a project extending a library project must " &
"specify an attribute Library_Dir",
Data.Location);
end if;
end if;
Projects.Table (Data.Extends).Library := False;
end if;
end;
end if;
pragma Assert (Lib_Dir.Kind = Single);
if Lib_Dir.Value = Empty_String then
if Current_Verbosity = High then
Write_Line ("No library directory");
end if;
else
-- Find path name, check that it is a directory
Locate_Directory
(Lib_Dir.Value, Data.Display_Directory,
Data.Library_Dir, Data.Display_Library_Dir);
if Data.Library_Dir = No_Name then
-- Get the absolute name of the library directory that
-- does not exist, to report an error.
declare
Dir_Name : constant String :=
Get_Name_String (Lib_Dir.Value);
begin
if Is_Absolute_Path (Dir_Name) then
Err_Vars.Error_Msg_Name_1 := Lib_Dir.Value;
else
Get_Name_String (Data.Display_Directory);
if Name_Buffer (Name_Len) /= Directory_Separator then
Name_Len := Name_Len + 1;
Name_Buffer (Name_Len) := Directory_Separator;
end if;
Name_Buffer
(Name_Len + 1 .. Name_Len + Dir_Name'Length) :=
Dir_Name;
Name_Len := Name_Len + Dir_Name'Length;
Err_Vars.Error_Msg_Name_1 := Name_Find;
end if;
-- Report the error
Error_Msg
(Project,
"library directory { does not exist",
Lib_Dir.Location);
end;
elsif Data.Library_Dir = Data.Object_Directory then
Error_Msg
(Project,
"library directory cannot be the same " &
"as object directory",
Lib_Dir.Location);
Data.Library_Dir := No_Name;
Data.Display_Library_Dir := No_Name;
else
if Current_Verbosity = High then
Write_Str ("Library directory =""");
Write_Str (Get_Name_String (Data.Display_Library_Dir));
Write_Line ("""");
end if;
end if;
end if;
pragma Assert (Lib_Name.Kind = Single);
if Lib_Name.Value = Empty_String then
if Current_Verbosity = High
and then Data.Library_Name = No_Name
then
Write_Line ("No library name");
end if;
else
-- There is no restriction on the syntax of library names
Data.Library_Name := Lib_Name.Value;
end if;
if Data.Library_Name /= No_Name
and then Current_Verbosity = High
then
Write_Str ("Library name = """);
Write_Str (Get_Name_String (Data.Library_Name));
Write_Line ("""");
end if;
Data.Library :=
Data.Library_Dir /= No_Name
and then
Data.Library_Name /= No_Name;
if Data.Library then
if MLib.Tgt.Support_For_Libraries = MLib.Tgt.None then
Error_Msg
(Project,
"?libraries are not supported on this platform",
Lib_Name.Location);
Data.Library := False;
else
pragma Assert (Lib_Version.Kind = Single);
if Lib_Version.Value = Empty_String then
if Current_Verbosity = High then
Write_Line ("No library version specified");
end if;
else
Data.Lib_Internal_Name := Lib_Version.Value;
end if;
pragma Assert (The_Lib_Kind.Kind = Single);
if The_Lib_Kind.Value = Empty_String then
if Current_Verbosity = High then
Write_Line ("No library kind specified");
end if;
else
Get_Name_String (The_Lib_Kind.Value);
declare
Kind_Name : constant String :=
To_Lower (Name_Buffer (1 .. Name_Len));
OK : Boolean := True;
begin
if Kind_Name = "static" then
Data.Library_Kind := Static;
elsif Kind_Name = "dynamic" then
Data.Library_Kind := Dynamic;
elsif Kind_Name = "relocatable" then
Data.Library_Kind := Relocatable;
else
Error_Msg
(Project,
"illegal value for Library_Kind",
The_Lib_Kind.Location);
OK := False;
end if;
if Current_Verbosity = High and then OK then
Write_Str ("Library kind = ");
Write_Line (Kind_Name);
end if;
if Data.Library_Kind /= Static and then
MLib.Tgt.Support_For_Libraries = MLib.Tgt.Static_Only
then
Error_Msg
(Project,
"only static libraries are supported " &
"on this platform",
The_Lib_Kind.Location);
Data.Library := False;
end if;
end;
end if;
if Data.Library and then Current_Verbosity = High then
Write_Line ("This is a library project file");
end if;
end if;
end if;
end;
if Current_Verbosity = High then
Show_Source_Dirs (Project);
end if;
declare
Naming_Id : constant Package_Id :=
Util.Value_Of (Name_Naming, Data.Decl.Packages);
Naming : Package_Element;
begin
-- If there is a package Naming, we will put in Data.Naming
-- what is in this package Naming.
if Naming_Id /= No_Package then
Naming := Packages.Table (Naming_Id);
if Current_Verbosity = High then
Write_Line ("Checking ""Naming"".");
end if;
-- Check Spec_Suffix
declare
Spec_Suffixs : Array_Element_Id :=
Util.Value_Of
(Name_Spec_Suffix,
Naming.Decl.Arrays);
Suffix : Array_Element_Id;
Element : Array_Element;
Suffix2 : Array_Element_Id;
begin
-- If some suffixs have been specified, we make sure that
-- for each language for which a default suffix has been
-- specified, there is a suffix specified, either the one
-- in the project file or if there were none, the default.
if Spec_Suffixs /= No_Array_Element then
Suffix := Data.Naming.Spec_Suffix;
while Suffix /= No_Array_Element loop
Element := Array_Elements.Table (Suffix);
Suffix2 := Spec_Suffixs;
while Suffix2 /= No_Array_Element loop
exit when Array_Elements.Table (Suffix2).Index =
Element.Index;
Suffix2 := Array_Elements.Table (Suffix2).Next;
end loop;
-- There is a registered default suffix, but no
-- suffix specified in the project file.
-- Add the default to the array.
if Suffix2 = No_Array_Element then
Array_Elements.Increment_Last;
Array_Elements.Table (Array_Elements.Last) :=
(Index => Element.Index,
Index_Case_Sensitive => False,
Value => Element.Value,
Next => Spec_Suffixs);
Spec_Suffixs := Array_Elements.Last;
end if;
Suffix := Element.Next;
end loop;
-- Put the resulting array as the specification suffixs
Data.Naming.Spec_Suffix := Spec_Suffixs;
end if;
end;
declare
Current : Array_Element_Id := Data.Naming.Spec_Suffix;
Element : Array_Element;
begin
while Current /= No_Array_Element loop
Element := Array_Elements.Table (Current);
Get_Name_String (Element.Value.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"Spec_Suffix cannot be empty",
Element.Value.Location);
end if;
Array_Elements.Table (Current) := Element;
Current := Element.Next;
end loop;
end;
-- Check Body_Suffix
declare
Impl_Suffixs : Array_Element_Id :=
Util.Value_Of
(Name_Body_Suffix,
Naming.Decl.Arrays);
Suffix : Array_Element_Id;
Element : Array_Element;
Suffix2 : Array_Element_Id;
begin
-- If some suffixs have been specified, we make sure that
-- for each language for which a default suffix has been
-- specified, there is a suffix specified, either the one
-- in the project file or if there were noe, the default.
if Impl_Suffixs /= No_Array_Element then
Suffix := Data.Naming.Body_Suffix;
while Suffix /= No_Array_Element loop
Element := Array_Elements.Table (Suffix);
Suffix2 := Impl_Suffixs;
while Suffix2 /= No_Array_Element loop
exit when Array_Elements.Table (Suffix2).Index =
Element.Index;
Suffix2 := Array_Elements.Table (Suffix2).Next;
end loop;
-- There is a registered default suffix, but no
-- suffix specified in the project file.
-- Add the default to the array.
if Suffix2 = No_Array_Element then
Array_Elements.Increment_Last;
Array_Elements.Table (Array_Elements.Last) :=
(Index => Element.Index,
Index_Case_Sensitive => False,
Value => Element.Value,
Next => Impl_Suffixs);
Impl_Suffixs := Array_Elements.Last;
end if;
Suffix := Element.Next;
end loop;
-- Put the resulting array as the implementation suffixs
Data.Naming.Body_Suffix := Impl_Suffixs;
end if;
end;
declare
Current : Array_Element_Id := Data.Naming.Body_Suffix;
Element : Array_Element;
begin
while Current /= No_Array_Element loop
Element := Array_Elements.Table (Current);
Get_Name_String (Element.Value.Value);
if Name_Len = 0 then
Error_Msg
(Project,
"Body_Suffix cannot be empty",
Element.Value.Location);
end if;
Array_Elements.Table (Current) := Element;
Current := Element.Next;
end loop;
end;
-- Get the exceptions, if any
Data.Naming.Specification_Exceptions :=
Util.Value_Of
(Name_Specification_Exceptions,
In_Arrays => Naming.Decl.Arrays);
Data.Naming.Implementation_Exceptions :=
Util.Value_Of
(Name_Implementation_Exceptions,
In_Arrays => Naming.Decl.Arrays);
end if;
end;
Projects.Table (Project) := Data;
end Language_Independent_Check;
----------------------
-- Locate_Directory --
----------------------
procedure Locate_Directory
(Name : Name_Id;
Parent : Name_Id;
Dir : out Name_Id;
Display : out Name_Id)
is
The_Name : constant String := Get_Name_String (Name);
The_Parent : constant String :=
Get_Name_String (Parent) & Directory_Separator;
The_Parent_Last : constant Natural :=
Compute_Directory_Last (The_Parent);
begin
if Current_Verbosity = High then
Write_Str ("Locate_Directory (""");
Write_Str (The_Name);
Write_Str (""", """);
Write_Str (The_Parent);
Write_Line (""")");
end if;
Dir := No_Name;
Display := No_Name;
if Is_Absolute_Path (The_Name) then
if Is_Directory (The_Name) then
declare
Normed : constant String :=
Normalize_Pathname (The_Name);
begin
Name_Len := Normed'Length;
Name_Buffer (1 .. Name_Len) := Normed;
Display := Name_Find;
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Dir := Name_Find;
end;
end if;
else
declare
Full_Path : constant String :=
The_Parent (The_Parent'First .. The_Parent_Last) &
The_Name;
begin
if Is_Directory (Full_Path) then
declare
Normed : constant String :=
Normalize_Pathname (Full_Path);
begin
Name_Len := Normed'Length;
Name_Buffer (1 .. Name_Len) := Normed;
Display := Name_Find;
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Dir := Name_Find;
end;
end if;
end;
end if;
end Locate_Directory;
------------------
-- Path_Name_Of --
------------------
function Path_Name_Of
(File_Name : Name_Id;
Directory : Name_Id) return String
is
Result : String_Access;
The_Directory : constant String := Get_Name_String (Directory);
begin
Get_Name_String (File_Name);
Result := Locate_Regular_File
(File_Name => Name_Buffer (1 .. Name_Len),
Path => The_Directory);
if Result = null then
return "";
else
Canonical_Case_File_Name (Result.all);
return Result.all;
end if;
end Path_Name_Of;
---------------------
-- Project_Extends --
---------------------
function Project_Extends
(Extending : Project_Id;
Extended : Project_Id) return Boolean
is
Current : Project_Id := Extending;
begin
loop
if Current = No_Project then
return False;
elsif Current = Extended then
return True;
end if;
Current := Projects.Table (Current).Extends;
end loop;
end Project_Extends;
-------------------
-- Record_Source --
-------------------
procedure Record_Source
(File_Name : Name_Id;
Path_Name : Name_Id;
Project : Project_Id;
Data : in out Project_Data;
Location : Source_Ptr;
Current_Source : in out String_List_Id;
Source_Recorded : in out Boolean)
is
Canonical_File_Name : Name_Id;
Canonical_Path_Name : Name_Id;
Unit_Name : Name_Id;
Unit_Kind : Spec_Or_Body;
Needs_Pragma : Boolean;
The_Location : Source_Ptr := Location;
Previous_Source : constant String_List_Id := Current_Source;
Except_Name : Name_Id := No_Name;
begin
Get_Name_String (File_Name);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Canonical_File_Name := Name_Find;
Get_Name_String (Path_Name);
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Canonical_Path_Name := Name_Find;
-- Find out the unit name, the unit kind and if it needs
-- a specific SFN pragma.
Get_Unit
(Canonical_File_Name => Canonical_File_Name,
Naming => Data.Naming,
Unit_Name => Unit_Name,
Unit_Kind => Unit_Kind,
Needs_Pragma => Needs_Pragma);
if Unit_Name = No_Name then
if Current_Verbosity = High then
Write_Str (" """);
Write_Str (Get_Name_String (Canonical_File_Name));
Write_Line (""" is not a valid source file name (ignored).");
end if;
else
-- Check to see if the source has been hidden by an exception,
-- but only if it is not an exception.
if not Needs_Pragma then
Except_Name :=
Reverse_Naming_Exceptions.Get ((Unit_Kind, Unit_Name));
if Except_Name /= No_Name then
if Current_Verbosity = High then
Write_Str (" """);
Write_Str (Get_Name_String (Canonical_File_Name));
Write_Str (""" contains a unit that is found in """);
Write_Str (Get_Name_String (Except_Name));
Write_Line (""" (ignored).");
end if;
-- The file is not included in the source of the project,
-- because it is hidden by the exception.
-- So, there is nothing else to do.
return;
end if;
end if;
-- Put the file name in the list of sources of the project
String_Elements.Increment_Last;
String_Elements.Table (String_Elements.Last) :=
(Value => Canonical_File_Name,
Display_Value => File_Name,
Location => No_Location,
Flag => False,
Next => Nil_String);
if Current_Source = Nil_String then
Data.Sources := String_Elements.Last;
else
String_Elements.Table (Current_Source).Next :=
String_Elements.Last;
end if;
Current_Source := String_Elements.Last;
-- Put the unit in unit list
declare
The_Unit : Unit_Id := Units_Htable.Get (Unit_Name);
The_Unit_Data : Unit_Data;
begin
if Current_Verbosity = High then
Write_Str ("Putting ");
Write_Str (Get_Name_String (Unit_Name));
Write_Line (" in the unit list.");
end if;
-- The unit is already in the list, but may be it is
-- only the other unit kind (spec or body), or what is
-- in the unit list is a unit of a project we are extending.
if The_Unit /= Prj.Com.No_Unit then
The_Unit_Data := Units.Table (The_Unit);
if The_Unit_Data.File_Names (Unit_Kind).Name = No_Name
or else Project_Extends
(Data.Extends,
The_Unit_Data.File_Names (Unit_Kind).Project)
then
if The_Unit_Data.File_Names (Unit_Kind).Path = Slash then
Remove_Forbidden_File_Name
(The_Unit_Data.File_Names (Unit_Kind).Name);
end if;
The_Unit_Data.File_Names (Unit_Kind) :=
(Name => Canonical_File_Name,
Display_Name => File_Name,
Path => Canonical_Path_Name,
Display_Path => Path_Name,
Project => Project,
Needs_Pragma => Needs_Pragma);
Units.Table (The_Unit) := The_Unit_Data;
Source_Recorded := True;
elsif The_Unit_Data.File_Names (Unit_Kind).Project = Project
and then (Data.Known_Order_Of_Source_Dirs or else
The_Unit_Data.File_Names (Unit_Kind).Path =
Canonical_Path_Name)
then
if Previous_Source = Nil_String then
Data.Sources := Nil_String;
else
String_Elements.Table (Previous_Source).Next :=
Nil_String;
String_Elements.Decrement_Last;
end if;
Current_Source := Previous_Source;
else
-- It is an error to have two units with the same name
-- and the same kind (spec or body).
if The_Location = No_Location then
The_Location := Projects.Table (Project).Location;
end if;
Err_Vars.Error_Msg_Name_1 := Unit_Name;
Error_Msg (Project, "duplicate source {", The_Location);
Err_Vars.Error_Msg_Name_1 :=
Projects.Table
(The_Unit_Data.File_Names (Unit_Kind).Project).Name;
Err_Vars.Error_Msg_Name_2 :=
The_Unit_Data.File_Names (Unit_Kind).Path;
Error_Msg (Project, "\ project file {, {", The_Location);
Err_Vars.Error_Msg_Name_1 := Projects.Table (Project).Name;
Err_Vars.Error_Msg_Name_2 := Canonical_Path_Name;
Error_Msg (Project, "\ project file {, {", The_Location);
end if;
-- It is a new unit, create a new record
else
Units.Increment_Last;
The_Unit := Units.Last;
Units_Htable.Set (Unit_Name, The_Unit);
The_Unit_Data.Name := Unit_Name;
The_Unit_Data.File_Names (Unit_Kind) :=
(Name => Canonical_File_Name,
Display_Name => File_Name,
Path => Canonical_Path_Name,
Display_Path => Path_Name,
Project => Project,
Needs_Pragma => Needs_Pragma);
Units.Table (The_Unit) := The_Unit_Data;
Source_Recorded := True;
end if;
end;
end if;
end Record_Source;
----------------------
-- Show_Source_Dirs --
----------------------
procedure Show_Source_Dirs (Project : Project_Id) is
Current : String_List_Id := Projects.Table (Project).Source_Dirs;
Element : String_Element;
begin
Write_Line ("Source_Dirs:");
while Current /= Nil_String loop
Element := String_Elements.Table (Current);
Write_Str (" ");
Write_Line (Get_Name_String (Element.Value));
Current := Element.Next;
end loop;
Write_Line ("end Source_Dirs.");
end Show_Source_Dirs;
end Prj.Nmsc;