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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- G N A T C M D --
-- --
-- B o d y --
-- --
-- Copyright (C) 1996-2013, 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 3, 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 COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with GNAT.Directory_Operations; use GNAT.Directory_Operations;
with Csets;
with Hostparm; use Hostparm;
with Makeutl; use Makeutl;
with MLib.Tgt; use MLib.Tgt;
with MLib.Utl;
with MLib.Fil;
with Namet; use Namet;
with Opt; use Opt;
with Osint; use Osint;
with Output; use Output;
with Prj; use Prj;
with Prj.Env;
with Prj.Ext; use Prj.Ext;
with Prj.Pars;
with Prj.Tree; use Prj.Tree;
with Prj.Util; use Prj.Util;
with Sdefault;
with Sinput.P;
with Snames; use Snames;
with Table;
with Targparm;
with Tempdir;
with Types; use Types;
with VMS_Conv; use VMS_Conv;
with VMS_Cmds; use VMS_Cmds;
with Ada.Characters.Handling; use Ada.Characters.Handling;
with Ada.Command_Line; use Ada.Command_Line;
with Ada.Text_IO; use Ada.Text_IO;
with GNAT.OS_Lib; use GNAT.OS_Lib;
procedure GNATCmd is
Project_Node_Tree : Project_Node_Tree_Ref;
Root_Environment : Prj.Tree.Environment;
Project_File : String_Access;
Project : Prj.Project_Id;
Current_Verbosity : Prj.Verbosity := Prj.Default;
Tool_Package_Name : Name_Id := No_Name;
B_Start : String_Ptr := new String'("b~");
-- Prefix of binder generated file, changed to b__ for VMS
Project_Tree : constant Project_Tree_Ref :=
new Project_Tree_Data (Is_Root_Tree => True);
-- The project tree
Old_Project_File_Used : Boolean := False;
-- This flag indicates a switch -p (for gnatxref and gnatfind) for
-- an old fashioned project file. -p cannot be used in conjunction
-- with -P.
Temp_File_Name : Path_Name_Type := No_Path;
-- The name of the temporary text file to put a list of source/object
-- files to pass to a tool.
ASIS_Main : String_Access := null;
-- Main for commands Check, Metric and Pretty, when -U is used
package First_Switches is new Table.Table
(Table_Component_Type => String_Access,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 20,
Table_Increment => 100,
Table_Name => "Gnatcmd.First_Switches");
-- A table to keep the switches from the project file
package Carg_Switches is new Table.Table
(Table_Component_Type => String_Access,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 20,
Table_Increment => 100,
Table_Name => "Gnatcmd.Carg_Switches");
-- A table to keep the switches following -cargs for ASIS tools
package Rules_Switches is new Table.Table
(Table_Component_Type => String_Access,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 20,
Table_Increment => 100,
Table_Name => "Gnatcmd.Rules_Switches");
-- A table to keep the switches following -rules for gnatcheck
package Library_Paths is new Table.Table (
Table_Component_Type => String_Access,
Table_Index_Type => Integer,
Table_Low_Bound => 1,
Table_Initial => 20,
Table_Increment => 100,
Table_Name => "Make.Library_Path");
-- Packages of project files to pass to Prj.Pars.Parse, depending on the
-- tool. We allocate objects because we cannot declare aliased objects
-- as we are in a procedure, not a library level package.
subtype SA is String_Access;
Naming_String : constant SA := new String'("naming");
Binder_String : constant SA := new String'("binder");
Builder_String : constant SA := new String'("builder");
Compiler_String : constant SA := new String'("compiler");
Check_String : constant SA := new String'("check");
Synchronize_String : constant SA := new String'("synchronize");
Eliminate_String : constant SA := new String'("eliminate");
Finder_String : constant SA := new String'("finder");
Linker_String : constant SA := new String'("linker");
Gnatls_String : constant SA := new String'("gnatls");
Pretty_String : constant SA := new String'("pretty_printer");
Stack_String : constant SA := new String'("stack");
Gnatstub_String : constant SA := new String'("gnatstub");
Metric_String : constant SA := new String'("metrics");
Xref_String : constant SA := new String'("cross_reference");
Packages_To_Check_By_Binder : constant String_List_Access :=
new String_List'((Naming_String, Binder_String));
Packages_To_Check_By_Check : constant String_List_Access :=
new String_List'
((Naming_String, Builder_String, Check_String, Compiler_String));
Packages_To_Check_By_Sync : constant String_List_Access :=
new String_List'((Naming_String, Synchronize_String, Compiler_String));
Packages_To_Check_By_Eliminate : constant String_List_Access :=
new String_List'((Naming_String, Eliminate_String, Compiler_String));
Packages_To_Check_By_Finder : constant String_List_Access :=
new String_List'((Naming_String, Finder_String));
Packages_To_Check_By_Linker : constant String_List_Access :=
new String_List'((Naming_String, Linker_String));
Packages_To_Check_By_Gnatls : constant String_List_Access :=
new String_List'((Naming_String, Gnatls_String));
Packages_To_Check_By_Pretty : constant String_List_Access :=
new String_List'((Naming_String, Pretty_String, Compiler_String));
Packages_To_Check_By_Stack : constant String_List_Access :=
new String_List'((Naming_String, Stack_String));
Packages_To_Check_By_Gnatstub : constant String_List_Access :=
new String_List'((Naming_String, Gnatstub_String, Compiler_String));
Packages_To_Check_By_Metric : constant String_List_Access :=
new String_List'((Naming_String, Metric_String, Compiler_String));
Packages_To_Check_By_Xref : constant String_List_Access :=
new String_List'((Naming_String, Xref_String));
Packages_To_Check : String_List_Access := Prj.All_Packages;
----------------------------------
-- Declarations for GNATCMD use --
----------------------------------
The_Command : Command_Type;
-- The command specified in the invocation of the GNAT driver
Command_Arg : Positive := 1;
-- The index of the command in the arguments of the GNAT driver
My_Exit_Status : Exit_Status := Success;
-- The exit status of the spawned tool. Used to set the correct VMS
-- exit status.
Current_Work_Dir : constant String := Get_Current_Dir;
-- The path of the working directory
All_Projects : Boolean := False;
-- Flag used for GNAT CHECK, GNAT PRETTY, GNAT METRIC, and GNAT STACK to
-- indicate that the underlying tool (gnatcheck, gnatpp or gnatmetric)
-- should be invoked for all sources of all projects.
Max_OpenVMS_Logical_Length : constant Integer := 255;
-- The maximum length of OpenVMS logicals
-----------------------
-- Local Subprograms --
-----------------------
procedure Add_To_Carg_Switches (Switch : String_Access);
-- Add a switch to the Carg_Switches table. If it is the first one, put the
-- switch "-cargs" at the beginning of the table.
procedure Add_To_Rules_Switches (Switch : String_Access);
-- Add a switch to the Rules_Switches table. If it is the first one, put
-- the switch "-crules" at the beginning of the table.
procedure Check_Files;
-- For GNAT LIST, GNAT PRETTY, GNAT METRIC, and GNAT STACK, check if a
-- project file is specified, without any file arguments and without a
-- switch -files=. If it is the case, invoke the GNAT tool with the proper
-- list of files, derived from the sources of the project.
function Check_Project
(Project : Project_Id;
Root_Project : Project_Id) return Boolean;
-- Returns True if Project = Root_Project or if we want to consider all
-- sources of all projects. For GNAT METRIC, also returns True if Project
-- is extended by Root_Project.
procedure Check_Relative_Executable (Name : in out String_Access);
-- Check if an executable is specified as a relative path. If it is, and
-- the path contains directory information, fail. Otherwise, prepend the
-- exec directory. This procedure is only used for GNAT LINK when a project
-- file is specified.
function Configuration_Pragmas_File return Path_Name_Type;
-- Return an argument, if there is a configuration pragmas file to be
-- specified for Project, otherwise return No_Name. Used for gnatstub
-- (GNAT STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric
-- (GNAT METRIC).
procedure Delete_Temp_Config_Files;
-- Delete all temporary config files. The caller is responsible for
-- ensuring that Keep_Temporary_Files is False.
procedure Ensure_Absolute_Path
(Switch : in out String_Access;
Parent : String);
-- Test if Switch is a relative search path switch. If it is and it
-- includes directory information, prepend the path with Parent. This
-- subprogram is only called when using project files.
procedure Get_Closure;
-- Get the sources in the closure of the ASIS_Main and add them to the
-- list of arguments.
function Mapping_File return Path_Name_Type;
-- Create and return the path name of a mapping file. Used for gnatstub
-- (GNAT STUB), gnatpp (GNAT PRETTY), gnatelim (GNAT ELIM), and gnatmetric
-- (GNAT METRIC).
procedure Non_VMS_Usage;
-- Display usage for platforms other than VMS
procedure Process_Link;
-- Process GNAT LINK, when there is a project file specified
procedure Set_Library_For
(Project : Project_Id;
Tree : Project_Tree_Ref;
Libraries_Present : in out Boolean);
-- If Project is a library project, add the correct -L and -l switches to
-- the linker invocation.
procedure Set_Libraries is new
For_Every_Project_Imported (Boolean, Set_Library_For);
-- Add the -L and -l switches to the linker for all the library projects
--------------------------
-- Add_To_Carg_Switches --
--------------------------
procedure Add_To_Carg_Switches (Switch : String_Access) is
begin
-- If the Carg_Switches table is empty, put "-cargs" at the beginning
if Carg_Switches.Last = 0 then
Carg_Switches.Increment_Last;
Carg_Switches.Table (Carg_Switches.Last) := new String'("-cargs");
end if;
Carg_Switches.Increment_Last;
Carg_Switches.Table (Carg_Switches.Last) := Switch;
end Add_To_Carg_Switches;
---------------------------
-- Add_To_Rules_Switches --
---------------------------
procedure Add_To_Rules_Switches (Switch : String_Access) is
begin
-- If the Rules_Switches table is empty, put "-rules" at the beginning
if Rules_Switches.Last = 0 then
Rules_Switches.Increment_Last;
Rules_Switches.Table (Rules_Switches.Last) := new String'("-rules");
end if;
Rules_Switches.Increment_Last;
Rules_Switches.Table (Rules_Switches.Last) := Switch;
end Add_To_Rules_Switches;
-----------------
-- Check_Files --
-----------------
procedure Check_Files is
Add_Sources : Boolean := True;
Unit : Prj.Unit_Index;
Subunit : Boolean := False;
FD : File_Descriptor := Invalid_FD;
Status : Integer;
Success : Boolean;
procedure Add_To_Response_File
(File_Name : String;
Check_File : Boolean := True);
-- Include the file name passed as parameter in the response file for
-- the tool being called. If the response file can not be written then
-- the file name is passed in the parameter list of the tool. If the
-- Check_File parameter is True then the procedure verifies the
-- existence of the file before adding it to the response file.
--------------------------
-- Add_To_Response_File --
--------------------------
procedure Add_To_Response_File
(File_Name : String;
Check_File : Boolean := True)
is
begin
Name_Len := 0;
Add_Str_To_Name_Buffer (File_Name);
if not Check_File or else
Is_Regular_File (Name_Buffer (1 .. Name_Len))
then
if FD /= Invalid_FD then
Name_Len := Name_Len + 1;
Name_Buffer (Name_Len) := ASCII.LF;
Status := Write (FD, Name_Buffer (1)'Address, Name_Len);
if Status /= Name_Len then
Osint.Fail ("disk full");
end if;
else
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(File_Name);
end if;
end if;
end Add_To_Response_File;
-- Start of processing for Check_Files
begin
-- Check if there is at least one argument that is not a switch or if
-- there is a -files= switch.
for Index in 1 .. Last_Switches.Last loop
if Last_Switches.Table (Index).all'Length > 7
and then Last_Switches.Table (Index) (1 .. 7) = "-files="
then
Add_Sources := False;
exit;
elsif Last_Switches.Table (Index) (1) /= '-' then
if Index = 1
or else
(The_Command = Check
and then Last_Switches.Table (Index - 1).all /= "-o")
or else
(The_Command = Pretty
and then Last_Switches.Table (Index - 1).all /= "-o"
and then Last_Switches.Table (Index - 1).all /= "-of")
or else
(The_Command = Metric
and then
Last_Switches.Table (Index - 1).all /= "-o" and then
Last_Switches.Table (Index - 1).all /= "-og" and then
Last_Switches.Table (Index - 1).all /= "-ox" and then
Last_Switches.Table (Index - 1).all /= "-d")
or else
(The_Command /= Check and then
The_Command /= Pretty and then
The_Command /= Metric)
then
Add_Sources := False;
exit;
end if;
end if;
end loop;
-- If all arguments are switches and there is no switch -files=, add
-- the path names of all the sources of the main project.
if Add_Sources then
-- For gnatcheck, gnatpp, and gnatmetric, create a temporary file
-- and put the list of sources in it. For gnatstack create a
-- temporary file with the list of .ci files.
if The_Command = Check or else
The_Command = Pretty or else
The_Command = Metric or else
The_Command = Stack
then
Tempdir.Create_Temp_File (FD, Temp_File_Name);
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-files=" & Get_Name_String (Temp_File_Name));
end if;
declare
Proj : Project_List;
begin
-- Gnatstack needs to add the .ci file for the binder generated
-- files corresponding to all of the library projects and main
-- units belonging to the application.
if The_Command = Stack then
Proj := Project_Tree.Projects;
while Proj /= null loop
if Check_Project (Proj.Project, Project) then
declare
Main : String_List_Id;
begin
-- Include binder generated files for main programs
Main := Proj.Project.Mains;
while Main /= Nil_String loop
Add_To_Response_File
(Get_Name_String
(Proj.Project.Object_Directory.Name) &
B_Start.all &
MLib.Fil.Ext_To
(Get_Name_String
(Project_Tree.Shared.String_Elements.Table
(Main).Value),
"ci"));
-- When looking for the .ci file for a binder
-- generated file, look for both b~xxx and b__xxx
-- as gprbuild always uses b__ as the prefix of
-- such files.
if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
and then B_Start.all /= "b__"
then
Add_To_Response_File
(Get_Name_String
(Proj.Project.Object_Directory.Name) &
"b__" &
MLib.Fil.Ext_To
(Get_Name_String
(Project_Tree.Shared
.String_Elements.Table (Main).Value),
"ci"));
end if;
Main := Project_Tree.Shared.String_Elements.Table
(Main).Next;
end loop;
if Proj.Project.Library then
-- Include the .ci file for the binder generated
-- files that contains the initialization and
-- finalization of the library.
Add_To_Response_File
(Get_Name_String
(Proj.Project.Object_Directory.Name) &
B_Start.all &
Get_Name_String (Proj.Project.Library_Name) &
".ci");
-- When looking for the .ci file for a binder
-- generated file, look for both b~xxx and b__xxx
-- as gprbuild always uses b__ as the prefix of
-- such files.
if not Is_Regular_File (Name_Buffer (1 .. Name_Len))
and then B_Start.all /= "b__"
then
Add_To_Response_File
(Get_Name_String
(Proj.Project.Object_Directory.Name) &
"b__" &
Get_Name_String (Proj.Project.Library_Name) &
".ci");
end if;
end if;
end;
end if;
Proj := Proj.Next;
end loop;
end if;
Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
while Unit /= No_Unit_Index loop
-- For gnatls, we only need to put the library units, body or
-- spec, but not the subunits.
if The_Command = List then
if Unit.File_Names (Impl) /= null
and then not Unit.File_Names (Impl).Locally_Removed
then
-- There is a body, check if it is for this project
if All_Projects
or else Unit.File_Names (Impl).Project = Project
then
Subunit := False;
if Unit.File_Names (Spec) = null
or else Unit.File_Names (Spec).Locally_Removed
then
-- We have a body with no spec: we need to check if
-- this is a subunit, because gnatls will complain
-- about subunits.
declare
Src_Ind : constant Source_File_Index :=
Sinput.P.Load_Project_File
(Get_Name_String
(Unit.File_Names
(Impl).Path.Name));
begin
Subunit :=
Sinput.P.Source_File_Is_Subunit (Src_Ind);
end;
end if;
if not Subunit then
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'
(Get_Name_String
(Unit.File_Names
(Impl).Display_File));
end if;
end if;
elsif Unit.File_Names (Spec) /= null
and then not Unit.File_Names (Spec).Locally_Removed
then
-- We have a spec with no body. Check if it is for this
-- project.
if All_Projects or else
Unit.File_Names (Spec).Project = Project
then
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(Get_Name_String
(Unit.File_Names (Spec).Display_File));
end if;
end if;
-- For gnatstack, we put the .ci files corresponding to the
-- different units, including the binder generated files. We
-- only need to do that for the library units, body or spec,
-- but not the subunits.
elsif The_Command = Stack then
if Unit.File_Names (Impl) /= null
and then not Unit.File_Names (Impl).Locally_Removed
then
-- There is a body. Check if .ci files for this project
-- must be added.
if Check_Project
(Unit.File_Names (Impl).Project, Project)
then
Subunit := False;
if Unit.File_Names (Spec) = null
or else Unit.File_Names (Spec).Locally_Removed
then
-- We have a body with no spec: we need to check
-- if this is a subunit, because .ci files are not
-- generated for subunits.
declare
Src_Ind : constant Source_File_Index :=
Sinput.P.Load_Project_File
(Get_Name_String
(Unit.File_Names
(Impl).Path.Name));
begin
Subunit :=
Sinput.P.Source_File_Is_Subunit (Src_Ind);
end;
end if;
if not Subunit then
Add_To_Response_File
(Get_Name_String
(Unit.File_Names
(Impl).Project. Object_Directory.Name) &
MLib.Fil.Ext_To
(Get_Name_String
(Unit.File_Names (Impl).Display_File),
"ci"));
end if;
end if;
elsif Unit.File_Names (Spec) /= null
and then not Unit.File_Names (Spec).Locally_Removed
then
-- Spec with no body, check if it is for this project
if Check_Project
(Unit.File_Names (Spec).Project, Project)
then
Add_To_Response_File
(Get_Name_String
(Unit.File_Names
(Spec).Project. Object_Directory.Name) &
Dir_Separator &
MLib.Fil.Ext_To
(Get_Name_String (Unit.File_Names (Spec).File),
"ci"));
end if;
end if;
else
-- For gnatcheck, gnatsync, gnatpp and gnatmetric, put all
-- sources of the project, or of all projects if -U was
-- specified.
for Kind in Spec_Or_Body loop
if Unit.File_Names (Kind) /= null
and then Check_Project
(Unit.File_Names (Kind).Project, Project)
and then not Unit.File_Names (Kind).Locally_Removed
then
Add_To_Response_File
("""" &
Get_Name_String
(Unit.File_Names (Kind).Path.Display_Name) &
"""",
Check_File => False);
end if;
end loop;
end if;
Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
end loop;
end;
if FD /= Invalid_FD then
Close (FD, Success);
if not Success then
Osint.Fail ("disk full");
end if;
end if;
end if;
end Check_Files;
-------------------
-- Check_Project --
-------------------
function Check_Project
(Project : Project_Id;
Root_Project : Project_Id) return Boolean
is
Proj : Project_Id;
begin
if Project = No_Project then
return False;
elsif All_Projects or else Project = Root_Project then
return True;
elsif The_Command = Metric then
Proj := Root_Project;
while Proj.Extends /= No_Project loop
if Project = Proj.Extends then
return True;
end if;
Proj := Proj.Extends;
end loop;
end if;
return False;
end Check_Project;
-------------------------------
-- Check_Relative_Executable --
-------------------------------
procedure Check_Relative_Executable (Name : in out String_Access) is
Exec_File_Name : constant String := Name.all;
begin
if not Is_Absolute_Path (Exec_File_Name) then
for Index in Exec_File_Name'Range loop
if Exec_File_Name (Index) = Directory_Separator then
Fail ("relative executable (""" &
Exec_File_Name &
""") with directory part not allowed " &
"when using project files");
end if;
end loop;
Get_Name_String (Project.Exec_Directory.Name);
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 + Exec_File_Name'Length) :=
Exec_File_Name;
Name_Len := Name_Len + Exec_File_Name'Length;
Name := new String'(Name_Buffer (1 .. Name_Len));
end if;
end Check_Relative_Executable;
--------------------------------
-- Configuration_Pragmas_File --
--------------------------------
function Configuration_Pragmas_File return Path_Name_Type is
begin
Prj.Env.Create_Config_Pragmas_File (Project, Project_Tree);
return Project.Config_File_Name;
end Configuration_Pragmas_File;
------------------------------
-- Delete_Temp_Config_Files --
------------------------------
procedure Delete_Temp_Config_Files is
Success : Boolean;
Proj : Project_List;
pragma Warnings (Off, Success);
begin
-- This should only be called if Keep_Temporary_Files is False
pragma Assert (not Keep_Temporary_Files);
if Project /= No_Project then
Proj := Project_Tree.Projects;
while Proj /= null loop
if Proj.Project.Config_File_Temp then
Delete_Temporary_File
(Project_Tree.Shared, Proj.Project.Config_File_Name);
end if;
Proj := Proj.Next;
end loop;
end if;
-- If a temporary text file that contains a list of files for a tool
-- has been created, delete this temporary file.
if Temp_File_Name /= No_Path then
Delete_Temporary_File (Project_Tree.Shared, Temp_File_Name);
end if;
end Delete_Temp_Config_Files;
---------------------------
-- Ensure_Absolute_Path --
---------------------------
procedure Ensure_Absolute_Path
(Switch : in out String_Access;
Parent : String)
is
begin
Makeutl.Ensure_Absolute_Path
(Switch, Parent,
Do_Fail => Osint.Fail'Access,
Including_Non_Switch => False,
Including_RTS => True);
end Ensure_Absolute_Path;
-----------------
-- Get_Closure --
-----------------
procedure Get_Closure is
Args : constant Argument_List :=
(1 => new String'("-q"),
2 => new String'("-b"),
3 => new String'("-P"),
4 => Project_File,
5 => ASIS_Main,
6 => new String'("-bargs"),
7 => new String'("-R"),
8 => new String'("-Z"));
-- Arguments for the invocation of gnatmake which are added to the
-- Last_Arguments list by this procedure.
FD : File_Descriptor;
-- File descriptor for the temp file that will get the output of the
-- invocation of gnatmake.
Name : Path_Name_Type;
-- Path of the file FD
GN_Name : constant String := Program_Name ("gnatmake", "gnat").all;
-- Name for gnatmake
GN_Path : constant String_Access := Locate_Exec_On_Path (GN_Name);
-- Path of gnatmake
Return_Code : Integer;
Unused : Boolean;
pragma Warnings (Off, Unused);
File : Ada.Text_IO.File_Type;
Line : String (1 .. 250);
Last : Natural;
-- Used to read file if there is an error, it is good enough to display
-- just 250 characters if the first line of the file is very long.
Unit : Unit_Index;
Path : Path_Name_Type;
Files_File : Ada.Text_IO.File_Type;
Temp_File_Name : Path_Name_Type;
begin
if GN_Path = null then
Put_Line (Standard_Error, "could not locate " & GN_Name);
raise Error_Exit;
end if;
-- Create the temp file
Prj.Env.Create_Temp_File (Project_Tree.Shared, FD, Name, "files");
-- And close it, because on VMS Spawn with a file descriptor created
-- with Create_Temp_File does not redirect output.
Close (FD);
-- Spawn "gnatmake -q -b -P <project> <main> -bargs -R -Z"
Spawn
(Program_Name => GN_Path.all,
Args => Args,
Output_File => Get_Name_String (Name),
Success => Unused,
Return_Code => Return_Code,
Err_To_Out => True);
-- Read the output of the invocation of gnatmake
Open (File, In_File, Get_Name_String (Name));
-- If it was unsuccessful, display the first line in the file and exit
-- with error.
if Return_Code /= 0 then
Get_Line (File, Line, Last);
begin
if not Keep_Temporary_Files then
Delete (File);
else
Close (File);
end if;
-- Don't crash if it is not possible to delete or close the file,
-- just ignore the situation.
exception
when others =>
null;
end;
Put_Line (Standard_Error, Line (1 .. Last));
Put_Line
(Standard_Error, "could not get closure of " & ASIS_Main.all);
raise Error_Exit;
else
-- Create a temporary file to put the list of files in the closure
Tempdir.Create_Temp_File (FD, Temp_File_Name);
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-files=" & Get_Name_String (Temp_File_Name));
Close (FD);
Open (Files_File, Out_File, Get_Name_String (Temp_File_Name));
-- Get each file name in the file, find its path and add it the list
-- of arguments.
while not End_Of_File (File) loop
Get_Line (File, Line, Last);
Path := No_Path;
Unit := Units_Htable.Get_First (Project_Tree.Units_HT);
while Unit /= No_Unit_Index loop
if Unit.File_Names (Spec) /= null
and then
Get_Name_String (Unit.File_Names (Spec).File) =
Line (1 .. Last)
then
Path := Unit.File_Names (Spec).Path.Name;
exit;
elsif Unit.File_Names (Impl) /= null
and then
Get_Name_String (Unit.File_Names (Impl).File) =
Line (1 .. Last)
then
Path := Unit.File_Names (Impl).Path.Name;
exit;
end if;
Unit := Units_Htable.Get_Next (Project_Tree.Units_HT);
end loop;
if Path /= No_Path then
Put_Line (Files_File, Get_Name_String (Path));
else
Put_Line (Files_File, Line (1 .. Last));
end if;
end loop;
Close (Files_File);
begin
if not Keep_Temporary_Files then
Delete (File);
else
Close (File);
end if;
-- Don't crash if it is not possible to delete or close the file,
-- just ignore the situation.
exception
when others =>
null;
end;
end if;
end Get_Closure;
------------------
-- Mapping_File --
------------------
function Mapping_File return Path_Name_Type is
Result : Path_Name_Type;
begin
Prj.Env.Create_Mapping_File
(Project => Project,
Language => Name_Ada,
In_Tree => Project_Tree,
Name => Result);
return Result;
end Mapping_File;
-------------------
-- Non_VMS_Usage --
-------------------
procedure Non_VMS_Usage is
begin
Output_Version;
New_Line;
Put_Line ("List of available commands");
New_Line;
for C in Command_List'Range loop
-- No usage for VMS only command or for Sync
if not Command_List (C).VMS_Only and then C /= Sync then
if Targparm.AAMP_On_Target then
Put ("gnaampcmd ");
else
Put ("gnat ");
end if;
Put (To_Lower (Command_List (C).Cname.all));
Set_Col (25);
-- Never call gnatstack with a prefix
if C = Stack then
Put (Command_List (C).Unixcmd.all);
else
Put (Program_Name (Command_List (C).Unixcmd.all, "gnat").all);
end if;
declare
Sws : Argument_List_Access renames Command_List (C).Unixsws;
begin
if Sws /= null then
for J in Sws'Range loop
Put (' ');
Put (Sws (J).all);
end loop;
end if;
end;
New_Line;
end if;
end loop;
New_Line;
Put_Line ("All commands except chop, krunch and preprocess " &
"accept project file switches -vPx, -Pprj and -Xnam=val");
New_Line;
end Non_VMS_Usage;
------------------
-- Process_Link --
------------------
procedure Process_Link is
Look_For_Executable : Boolean := True;
Libraries_Present : Boolean := False;
Path_Option : constant String_Access :=
MLib.Linker_Library_Path_Option;
Prj : Project_Id := Project;
Arg : String_Access;
Last : Natural := 0;
Skip_Executable : Boolean := False;
begin
-- Add the default search directories, to be able to find
-- libgnat in call to MLib.Utl.Lib_Directory.
Add_Default_Search_Dirs;
Library_Paths.Set_Last (0);
-- Check if there are library project files
if MLib.Tgt.Support_For_Libraries /= None then
Set_Libraries (Project, Project_Tree, Libraries_Present);
end if;
-- If there are, add the necessary additional switches
if Libraries_Present then
-- Add -L<lib_dir> -lgnarl -lgnat -Wl,-rpath,<lib_dir>
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-L" & MLib.Utl.Lib_Directory);
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-lgnarl");
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-lgnat");
-- If Path_Option is not null, create the switch ("-Wl,-rpath," or
-- equivalent) with all the library dirs plus the standard GNAT
-- library dir.
if Path_Option /= null then
declare
Option : String_Access;
Length : Natural := Path_Option'Length;
Current : Natural;
begin
if MLib.Separate_Run_Path_Options then
-- We are going to create one switch of the form
-- "-Wl,-rpath,dir_N" for each directory to consider.
-- One switch for each library directory
for Index in
Library_Paths.First .. Library_Paths.Last
loop
Last_Switches.Increment_Last;
Last_Switches.Table
(Last_Switches.Last) := new String'
(Path_Option.all &
Last_Switches.Table (Index).all);
end loop;
-- One switch for the standard GNAT library dir
Last_Switches.Increment_Last;
Last_Switches.Table
(Last_Switches.Last) := new String'
(Path_Option.all & MLib.Utl.Lib_Directory);
else
-- First, compute the exact length for the switch
for Index in
Library_Paths.First .. Library_Paths.Last
loop
-- Add the length of the library dir plus one for the
-- directory separator.
Length :=
Length +
Library_Paths.Table (Index)'Length + 1;
end loop;
-- Finally, add the length of the standard GNAT library dir
Length := Length + MLib.Utl.Lib_Directory'Length;
Option := new String (1 .. Length);
Option (1 .. Path_Option'Length) := Path_Option.all;
Current := Path_Option'Length;
-- Put each library dir followed by a dir separator
for Index in
Library_Paths.First .. Library_Paths.Last
loop
Option
(Current + 1 ..
Current +
Library_Paths.Table (Index)'Length) :=
Library_Paths.Table (Index).all;
Current :=
Current +
Library_Paths.Table (Index)'Length + 1;
Option (Current) := Path_Separator;
end loop;
-- Finally put the standard GNAT library dir
Option
(Current + 1 ..
Current + MLib.Utl.Lib_Directory'Length) :=
MLib.Utl.Lib_Directory;
-- And add the switch to the last switches
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
Option;
end if;
end;
end if;
end if;
-- Check if the first ALI file specified can be found, either in the
-- object directory of the main project or in an object directory of a
-- project file extended by the main project. If the ALI file can be
-- found, replace its name with its absolute path.
Skip_Executable := False;
Switch_Loop : for J in 1 .. Last_Switches.Last loop
-- If we have an executable just reset the flag
if Skip_Executable then
Skip_Executable := False;
-- If -o, set flag so that next switch is not processed
elsif Last_Switches.Table (J).all = "-o" then
Skip_Executable := True;
-- Normal case
else
declare
Switch : constant String :=
Last_Switches.Table (J).all;
ALI_File : constant String (1 .. Switch'Length + 4) :=
Switch & ".ali";
Test_Existence : Boolean := False;
begin
Last := Switch'Length;
-- Skip real switches
if Switch'Length /= 0
and then Switch (Switch'First) /= '-'
then
-- Append ".ali" if file name does not end with it
if Switch'Length <= 4
or else Switch (Switch'Last - 3 .. Switch'Last) /= ".ali"
then
Last := ALI_File'Last;
end if;
-- If file name includes directory information, stop if ALI
-- file exists.
if Is_Absolute_Path (ALI_File (1 .. Last)) then
Test_Existence := True;
else
for K in Switch'Range loop
if Switch (K) = '/'
or else Switch (K) = Directory_Separator
then
Test_Existence := True;
exit;
end if;
end loop;
end if;
if Test_Existence then
if Is_Regular_File (ALI_File (1 .. Last)) then
exit Switch_Loop;
end if;
-- Look in object directories if ALI file exists
else
Project_Loop : loop
declare
Dir : constant String :=
Get_Name_String (Prj.Object_Directory.Name);
begin
if Is_Regular_File
(Dir &
ALI_File (1 .. Last))
then
-- We have found the correct project, so we
-- replace the file with the absolute path.
Last_Switches.Table (J) :=
new String'(Dir & ALI_File (1 .. Last));
-- And we are done
exit Switch_Loop;
end if;
end;
-- Go to the project being extended, if any
Prj := Prj.Extends;
exit Project_Loop when Prj = No_Project;
end loop Project_Loop;
end if;
end if;
end;
end if;
end loop Switch_Loop;
-- If a relative path output file has been specified, we add the exec
-- directory.
for J in reverse 1 .. Last_Switches.Last - 1 loop
if Last_Switches.Table (J).all = "-o" then
Check_Relative_Executable
(Name => Last_Switches.Table (J + 1));
Look_For_Executable := False;
exit;
end if;
end loop;
if Look_For_Executable then
for J in reverse 1 .. First_Switches.Last - 1 loop
if First_Switches.Table (J).all = "-o" then
Look_For_Executable := False;
Check_Relative_Executable
(Name => First_Switches.Table (J + 1));
exit;
end if;
end loop;
end if;
-- If no executable is specified, then find the name of the first ALI
-- file on the command line and issue a -o switch with the absolute path
-- of the executable in the exec directory.
if Look_For_Executable then
for J in 1 .. Last_Switches.Last loop
Arg := Last_Switches.Table (J);
Last := 0;
if Arg'Length /= 0 and then Arg (Arg'First) /= '-' then
if Arg'Length > 4
and then Arg (Arg'Last - 3 .. Arg'Last) = ".ali"
then
Last := Arg'Last - 4;
elsif Is_Regular_File (Arg.all & ".ali") then
Last := Arg'Last;
end if;
if Last /= 0 then
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-o");
Get_Name_String (Project.Exec_Directory.Name);
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(Name_Buffer (1 .. Name_Len) &
Executable_Name
(Base_Name (Arg (Arg'First .. Last))));
exit;
end if;
end if;
end loop;
end if;
end Process_Link;
---------------------
-- Set_Library_For --
---------------------
procedure Set_Library_For
(Project : Project_Id;
Tree : Project_Tree_Ref;
Libraries_Present : in out Boolean)
is
pragma Unreferenced (Tree);
Path_Option : constant String_Access :=
MLib.Linker_Library_Path_Option;
begin
-- Case of library project
if Project.Library then
Libraries_Present := True;
-- Add the -L switch
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-L" & Get_Name_String (Project.Library_Dir.Name));
-- Add the -l switch
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-l" & Get_Name_String (Project.Library_Name));
-- Add the directory to table Library_Paths, to be processed later
-- if library is not static and if Path_Option is not null.
if Project.Library_Kind /= Static
and then Path_Option /= null
then
Library_Paths.Increment_Last;
Library_Paths.Table (Library_Paths.Last) :=
new String'(Get_Name_String (Project.Library_Dir.Name));
end if;
end if;
end Set_Library_For;
-- Start of processing for GNATCmd
begin
-- All output from GNATCmd is debugging or error output: send to stderr
Set_Standard_Error;
-- Initializations
Csets.Initialize;
Snames.Initialize;
Prj.Tree.Initialize (Root_Environment, Gnatmake_Flags);
Prj.Env.Initialize_Default_Project_Path
(Root_Environment.Project_Path,
Target_Name => Sdefault.Target_Name.all);
Project_Node_Tree := new Project_Node_Tree_Data;
Prj.Tree.Initialize (Project_Node_Tree);
Prj.Initialize (Project_Tree);
Last_Switches.Init;
Last_Switches.Set_Last (0);
First_Switches.Init;
First_Switches.Set_Last (0);
Carg_Switches.Init;
Carg_Switches.Set_Last (0);
Rules_Switches.Init;
Rules_Switches.Set_Last (0);
VMS_Conv.Initialize;
-- Add the default search directories, to be able to find system.ads in the
-- subsequent call to Targparm.Get_Target_Parameters.
Add_Default_Search_Dirs;
-- Get target parameters so that AAMP_On_Target will be set, for testing in
-- Osint.Program_Name to handle the mapping of GNAAMP tool names.
Targparm.Get_Target_Parameters;
-- Put the command line in environment variable GNAT_DRIVER_COMMAND_LINE,
-- so that the spawned tool may know the way the GNAT driver was invoked.
Name_Len := 0;
Add_Str_To_Name_Buffer (Command_Name);
for J in 1 .. Argument_Count loop
Add_Char_To_Name_Buffer (' ');
Add_Str_To_Name_Buffer (Argument (J));
end loop;
-- On OpenVMS, setenv creates a logical whose length is limited to
-- 255 bytes.
if OpenVMS and then Name_Len > Max_OpenVMS_Logical_Length then
Name_Buffer (Max_OpenVMS_Logical_Length - 2
.. Max_OpenVMS_Logical_Length) := "...";
Name_Len := Max_OpenVMS_Logical_Length;
end if;
Setenv ("GNAT_DRIVER_COMMAND_LINE", Name_Buffer (1 .. Name_Len));
-- Add the directory where the GNAT driver is invoked in front of the path,
-- if the GNAT driver is invoked with directory information. Do not do this
-- for VMS, where the notion of path does not really exist.
if not OpenVMS then
declare
Command : constant String := Command_Name;
begin
for Index in reverse Command'Range loop
if Command (Index) = Directory_Separator then
declare
Absolute_Dir : constant String :=
Normalize_Pathname
(Command (Command'First .. Index));
PATH : constant String :=
Absolute_Dir & Path_Separator & Getenv ("PATH").all;
begin
Setenv ("PATH", PATH);
end;
exit;
end if;
end loop;
end;
end if;
-- If on VMS, or if VMS emulation is on, convert VMS style /qualifiers,
-- filenames and pathnames to Unix style.
if Hostparm.OpenVMS
or else To_Lower (Getenv ("EMULATE_VMS").all) = "true"
then
VMS_Conversion (The_Command);
B_Start := new String'("b__");
-- If not on VMS, scan the command line directly
else
if Argument_Count = 0 then
Non_VMS_Usage;
return;
else
begin
loop
if Argument_Count > Command_Arg
and then Argument (Command_Arg) = "-v"
then
Verbose_Mode := True;
Command_Arg := Command_Arg + 1;
elsif Argument_Count > Command_Arg
and then Argument (Command_Arg) = "-dn"
then
Keep_Temporary_Files := True;
Command_Arg := Command_Arg + 1;
else
exit;
end if;
end loop;
The_Command := Real_Command_Type'Value (Argument (Command_Arg));
if Command_List (The_Command).VMS_Only then
Non_VMS_Usage;
Fail
("Command """
& Command_List (The_Command).Cname.all
& """ can only be used on VMS");
end if;
exception
when Constraint_Error =>
-- Check if it is an alternate command
declare
Alternate : Alternate_Command;
begin
Alternate := Alternate_Command'Value
(Argument (Command_Arg));
The_Command := Corresponding_To (Alternate);
exception
when Constraint_Error =>
Non_VMS_Usage;
Fail ("Unknown command: " & Argument (Command_Arg));
end;
end;
-- Get the arguments from the command line and from the eventual
-- argument file(s) specified on the command line.
for Arg in Command_Arg + 1 .. Argument_Count loop
declare
The_Arg : constant String := Argument (Arg);
begin
-- Check if an argument file is specified
if The_Arg (The_Arg'First) = '@' then
declare
Arg_File : Ada.Text_IO.File_Type;
Line : String (1 .. 256);
Last : Natural;
begin
-- Open the file and fail if the file cannot be found
begin
Open
(Arg_File, In_File,
The_Arg (The_Arg'First + 1 .. The_Arg'Last));
exception
when others =>
Put
(Standard_Error, "Cannot open argument file """);
Put
(Standard_Error,
The_Arg (The_Arg'First + 1 .. The_Arg'Last));
Put_Line (Standard_Error, """");
raise Error_Exit;
end;
-- Read line by line and put the content of each non-
-- empty line in the Last_Switches table.
while not End_Of_File (Arg_File) loop
Get_Line (Arg_File, Line, Last);
if Last /= 0 then
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(Line (1 .. Last));
end if;
end loop;
Close (Arg_File);
end;
else
-- It is not an argument file; just put the argument in
-- the Last_Switches table.
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(The_Arg);
end if;
end;
end loop;
end if;
end if;
declare
Program : String_Access;
Exec_Path : String_Access;
begin
if The_Command = Stack then
-- Never call gnatstack with a prefix
Program := new String'(Command_List (The_Command).Unixcmd.all);
else
Program :=
Program_Name (Command_List (The_Command).Unixcmd.all, "gnat");
end if;
-- For the tools where the GNAT driver processes the project files,
-- allow shared library projects to import projects that are not shared
-- library projects, to avoid adding a switch for these tools. For the
-- builder (gnatmake), if a shared library project imports a project
-- that is not a shared library project and the appropriate switch is
-- not specified, the invocation of gnatmake will fail.
Opt.Unchecked_Shared_Lib_Imports := True;
-- Locate the executable for the command
Exec_Path := Locate_Exec_On_Path (Program.all);
if Exec_Path = null then
Put_Line (Standard_Error, "could not locate " & Program.all);
raise Error_Exit;
end if;
-- If there are switches for the executable, put them as first switches
if Command_List (The_Command).Unixsws /= null then
for J in Command_List (The_Command).Unixsws'Range loop
First_Switches.Increment_Last;
First_Switches.Table (First_Switches.Last) :=
Command_List (The_Command).Unixsws (J);
end loop;
end if;
-- For BIND, CHECK, ELIM, FIND, LINK, LIST, METRIC, PRETTY, STACK, STUB,
-- SYNC and XREF, look for project file related switches.
case The_Command is
when Bind =>
Tool_Package_Name := Name_Binder;
Packages_To_Check := Packages_To_Check_By_Binder;
when Check =>
Tool_Package_Name := Name_Check;
Packages_To_Check := Packages_To_Check_By_Check;
when Elim =>
Tool_Package_Name := Name_Eliminate;
Packages_To_Check := Packages_To_Check_By_Eliminate;
when Find =>
Tool_Package_Name := Name_Finder;
Packages_To_Check := Packages_To_Check_By_Finder;
when Link =>
Tool_Package_Name := Name_Linker;
Packages_To_Check := Packages_To_Check_By_Linker;
when List =>
Tool_Package_Name := Name_Gnatls;
Packages_To_Check := Packages_To_Check_By_Gnatls;
when Metric =>
Tool_Package_Name := Name_Metrics;
Packages_To_Check := Packages_To_Check_By_Metric;
when Pretty =>
Tool_Package_Name := Name_Pretty_Printer;
Packages_To_Check := Packages_To_Check_By_Pretty;
when Stack =>
Tool_Package_Name := Name_Stack;
Packages_To_Check := Packages_To_Check_By_Stack;
when Stub =>
Tool_Package_Name := Name_Gnatstub;
Packages_To_Check := Packages_To_Check_By_Gnatstub;
when Sync =>
Tool_Package_Name := Name_Synchronize;
Packages_To_Check := Packages_To_Check_By_Sync;
when Xref =>
Tool_Package_Name := Name_Cross_Reference;
Packages_To_Check := Packages_To_Check_By_Xref;
when others =>
Tool_Package_Name := No_Name;
end case;
if Tool_Package_Name /= No_Name then
-- Check that the switches are consistent. Detect project file
-- related switches.
Inspect_Switches : declare
Arg_Num : Positive := 1;
Argv : String_Access;
procedure Remove_Switch (Num : Positive);
-- Remove a project related switch from table Last_Switches
-------------------
-- Remove_Switch --
-------------------
procedure Remove_Switch (Num : Positive) is
begin
Last_Switches.Table (Num .. Last_Switches.Last - 1) :=
Last_Switches.Table (Num + 1 .. Last_Switches.Last);
Last_Switches.Decrement_Last;
end Remove_Switch;
-- Start of processing for Inspect_Switches
begin
while Arg_Num <= Last_Switches.Last loop
Argv := Last_Switches.Table (Arg_Num);
if Argv (Argv'First) = '-' then
if Argv'Length = 1 then
Fail
("switch character cannot be followed by a blank");
end if;
-- The two style project files (-p and -P) cannot be used
-- together
if (The_Command = Find or else The_Command = Xref)
and then Argv (2) = 'p'
then
Old_Project_File_Used := True;
if Project_File /= null then
Fail ("-P and -p cannot be used together");
end if;
end if;
-- --subdirs=... Specify Subdirs
if Argv'Length > Makeutl.Subdirs_Option'Length
and then
Argv
(Argv'First ..
Argv'First + Makeutl.Subdirs_Option'Length - 1) =
Makeutl.Subdirs_Option
then
Subdirs :=
new String'
(Argv
(Argv'First + Makeutl.Subdirs_Option'Length ..
Argv'Last));
Remove_Switch (Arg_Num);
-- -aPdir Add dir to the project search path
elsif Argv'Length > 3
and then Argv (Argv'First + 1 .. Argv'First + 2) = "aP"
then
Prj.Env.Add_Directories
(Root_Environment.Project_Path,
Argv (Argv'First + 3 .. Argv'Last));
Remove_Switch (Arg_Num);
-- -eL Follow links for files
elsif Argv.all = "-eL" then
Follow_Links_For_Files := True;
Follow_Links_For_Dirs := True;
Remove_Switch (Arg_Num);
-- -vPx Specify verbosity while parsing project files
elsif Argv'Length >= 3
and then Argv (Argv'First + 1 .. Argv'First + 2) = "vP"
then
if Argv'Length = 4
and then Argv (Argv'Last) in '0' .. '2'
then
case Argv (Argv'Last) is
when '0' =>
Current_Verbosity := Prj.Default;
when '1' =>
Current_Verbosity := Prj.Medium;
when '2' =>
Current_Verbosity := Prj.High;
when others =>
-- Cannot happen
raise Program_Error;
end case;
else
Fail ("invalid verbosity level: "
& Argv (Argv'First + 3 .. Argv'Last));
end if;
Remove_Switch (Arg_Num);
-- -Pproject_file Specify project file to be used
elsif Argv (Argv'First + 1) = 'P' then
-- Only one -P switch can be used
if Project_File /= null then
Fail
(Argv.all
& ": second project file forbidden (first is """
& Project_File.all
& """)");
-- The two style project files (-p and -P) cannot be
-- used together.
elsif Old_Project_File_Used then
Fail ("-p and -P cannot be used together");
elsif Argv'Length = 2 then
-- There is space between -P and the project file
-- name. -P cannot be the last option.
if Arg_Num = Last_Switches.Last then
Fail ("project file name missing after -P");
else
Remove_Switch (Arg_Num);
Argv := Last_Switches.Table (Arg_Num);
-- After -P, there must be a project file name,
-- not another switch.
if Argv (Argv'First) = '-' then
Fail ("project file name missing after -P");
else
Project_File := new String'(Argv.all);
end if;
end if;
else
-- No space between -P and project file name
Project_File :=
new String'(Argv (Argv'First + 2 .. Argv'Last));
end if;
Remove_Switch (Arg_Num);
-- -Xexternal=value Specify an external reference to be
-- used in project files
elsif Argv'Length >= 5
and then Argv (Argv'First + 1) = 'X'
then
if not Check (Root_Environment.External,
Argv (Argv'First + 2 .. Argv'Last))
then
Fail (Argv.all
& " is not a valid external assignment.");
end if;
Remove_Switch (Arg_Num);
elsif
(The_Command = Check or else
The_Command = Sync or else
The_Command = Pretty or else
The_Command = Metric or else
The_Command = Stack or else
The_Command = List)
and then Argv'Length = 2
and then Argv (2) = 'U'
then
All_Projects := True;
Remove_Switch (Arg_Num);
else
Arg_Num := Arg_Num + 1;
end if;
elsif ((The_Command = Check and then Argv (Argv'First) /= '+')
or else The_Command = Sync
or else The_Command = Metric
or else The_Command = Pretty)
and then Project_File /= null
and then All_Projects
then
if ASIS_Main /= null then
Fail ("cannot specify more than one main after -U");
else
ASIS_Main := Argv;
Remove_Switch (Arg_Num);
end if;
else
Arg_Num := Arg_Num + 1;
end if;
end loop;
end Inspect_Switches;
end if;
-- If there is a project file specified, parse it, get the switches
-- for the tool and setup PATH environment variables.
if Project_File /= null then
Prj.Pars.Set_Verbosity (To => Current_Verbosity);
Prj.Pars.Parse
(Project => Project,
In_Tree => Project_Tree,
In_Node_Tree => Project_Node_Tree,
Project_File_Name => Project_File.all,
Env => Root_Environment,
Packages_To_Check => Packages_To_Check);
-- Prj.Pars.Parse calls Set_Standard_Output, reset to stderr
Set_Standard_Error;
if Project = Prj.No_Project then
Fail ("""" & Project_File.all & """ processing failed");
end if;
-- Check if a package with the name of the tool is in the project
-- file and if there is one, get the switches, if any, and scan them.
declare
Pkg : constant Prj.Package_Id :=
Prj.Util.Value_Of
(Name => Tool_Package_Name,
In_Packages => Project.Decl.Packages,
Shared => Project_Tree.Shared);
Element : Package_Element;
Switches_Array : Array_Element_Id;
The_Switches : Prj.Variable_Value;
Current : Prj.String_List_Id;
The_String : String_Element;
Main : String_Access := null;
begin
if Pkg /= No_Package then
Element := Project_Tree.Shared.Packages.Table (Pkg);
-- Packages Gnatls and Gnatstack have a single attribute
-- Switches, that is not an associative array.
if The_Command = List or else The_Command = Stack then
The_Switches :=
Prj.Util.Value_Of
(Variable_Name => Snames.Name_Switches,
In_Variables => Element.Decl.Attributes,
Shared => Project_Tree.Shared);
-- Packages Binder (for gnatbind), Cross_Reference (for
-- gnatxref), Linker (for gnatlink), Finder (for gnatfind),
-- Pretty_Printer (for gnatpp), Eliminate (for gnatelim), Check
-- (for gnatcheck), and Metric (for gnatmetric) have an
-- attributed Switches, an associative array, indexed by the
-- name of the file.
-- They also have an attribute Default_Switches, indexed by the
-- name of the programming language.
else
-- First check if there is a single main
for J in 1 .. Last_Switches.Last loop
if Last_Switches.Table (J) (1) /= '-' then
if Main = null then
Main := Last_Switches.Table (J);
else
Main := null;
exit;
end if;
end if;
end loop;
if Main /= null then
Switches_Array :=
Prj.Util.Value_Of
(Name => Name_Switches,
In_Arrays => Element.Decl.Arrays,
Shared => Project_Tree.Shared);
Name_Len := 0;
-- If the single main has been specified as an absolute
-- path, use only the simple file name. If the absolute
-- path is incorrect, an error will be reported by the
-- underlying tool and it does not make a difference
-- what switches are used.
if Is_Absolute_Path (Main.all) then
Add_Str_To_Name_Buffer (File_Name (Main.all));
else
Add_Str_To_Name_Buffer (Main.all);
end if;
The_Switches := Prj.Util.Value_Of
(Index => Name_Find,
Src_Index => 0,
In_Array => Switches_Array,
Shared => Project_Tree.Shared);
end if;
if The_Switches.Kind = Prj.Undefined then
Switches_Array :=
Prj.Util.Value_Of
(Name => Name_Default_Switches,
In_Arrays => Element.Decl.Arrays,
Shared => Project_Tree.Shared);
The_Switches := Prj.Util.Value_Of
(Index => Name_Ada,
Src_Index => 0,
In_Array => Switches_Array,
Shared => Project_Tree.Shared);
end if;
end if;
-- If there are switches specified in the package of the
-- project file corresponding to the tool, scan them.
case The_Switches.Kind is
when Prj.Undefined =>
null;
when Prj.Single =>
declare
Switch : constant String :=
Get_Name_String (The_Switches.Value);
begin
if Switch'Length > 0 then
First_Switches.Increment_Last;
First_Switches.Table (First_Switches.Last) :=
new String'(Switch);
end if;
end;
when Prj.List =>
Current := The_Switches.Values;
while Current /= Prj.Nil_String loop
The_String := Project_Tree.Shared.String_Elements.
Table (Current);
declare
Switch : constant String :=
Get_Name_String (The_String.Value);
begin
if Switch'Length > 0 then
First_Switches.Increment_Last;
First_Switches.Table (First_Switches.Last) :=
new String'(Switch);
end if;
end;
Current := The_String.Next;
end loop;
end case;
end if;
end;
if The_Command = Bind
or else The_Command = Link
or else The_Command = Elim
then
if Project.Object_Directory.Name = No_Path then
Fail ("project " & Get_Name_String (Project.Display_Name) &
" has no object directory");
end if;
Change_Dir (Get_Name_String (Project.Object_Directory.Name));
end if;
-- Set up the env vars for project path files
Prj.Env.Set_Ada_Paths
(Project, Project_Tree, Including_Libraries => False);
-- For gnatcheck, gnatstub, gnatmetric, gnatpp and gnatelim, create
-- a configuration pragmas file, if necessary.
if The_Command = Pretty
or else The_Command = Metric
or else The_Command = Stub
or else The_Command = Elim
or else The_Command = Check
or else The_Command = Sync
then
-- If there are switches in package Compiler, put them in the
-- Carg_Switches table.
declare
Pkg : constant Prj.Package_Id :=
Prj.Util.Value_Of
(Name => Name_Compiler,
In_Packages => Project.Decl.Packages,
Shared => Project_Tree.Shared);
Element : Package_Element;
Switches_Array : Array_Element_Id;
The_Switches : Prj.Variable_Value;
Current : Prj.String_List_Id;
The_String : String_Element;
Main : String_Access := null;
Main_Id : Name_Id;
begin
if Pkg /= No_Package then
-- First, check if there is a single main specified
for J in 1 .. Last_Switches.Last loop
if Last_Switches.Table (J) (1) /= '-' then
if Main = null then
Main := Last_Switches.Table (J);
else
Main := null;
exit;
end if;
end if;
end loop;
Element := Project_Tree.Shared.Packages.Table (Pkg);
-- If there is a single main and there is compilation
-- switches specified in the project file, use them.
if Main /= null and then not All_Projects then
Name_Len := Main'Length;
Name_Buffer (1 .. Name_Len) := Main.all;
Canonical_Case_File_Name (Name_Buffer (1 .. Name_Len));
Main_Id := Name_Find;
Switches_Array :=
Prj.Util.Value_Of
(Name => Name_Switches,
In_Arrays => Element.Decl.Arrays,
Shared => Project_Tree.Shared);
The_Switches := Prj.Util.Value_Of
(Index => Main_Id,
Src_Index => 0,
In_Array => Switches_Array,
Shared => Project_Tree.Shared);
end if;
-- Otherwise, get the Default_Switches ("Ada")
if The_Switches.Kind = Undefined then
Switches_Array :=
Prj.Util.Value_Of
(Name => Name_Default_Switches,
In_Arrays => Element.Decl.Arrays,
Shared => Project_Tree.Shared);
The_Switches := Prj.Util.Value_Of
(Index => Name_Ada,
Src_Index => 0,
In_Array => Switches_Array,
Shared => Project_Tree.Shared);
end if;
-- If there are switches specified, put them in the
-- Carg_Switches table.
case The_Switches.Kind is
when Prj.Undefined =>
null;
when Prj.Single =>
declare
Switch : constant String :=
Get_Name_String (The_Switches.Value);
begin
if Switch'Length > 0 then
Add_To_Carg_Switches (new String'(Switch));
end if;
end;
when Prj.List =>
Current := The_Switches.Values;
while Current /= Prj.Nil_String loop
The_String := Project_Tree.Shared.String_Elements
.Table (Current);
declare
Switch : constant String :=
Get_Name_String (The_String.Value);
begin
if Switch'Length > 0 then
Add_To_Carg_Switches (new String'(Switch));
end if;
end;
Current := The_String.Next;
end loop;
end case;
end if;
end;
-- If -cargs is one of the switches, move the following switches
-- to the Carg_Switches table.
for J in 1 .. First_Switches.Last loop
if First_Switches.Table (J).all = "-cargs" then
declare
K : Positive;
Last : Natural;
begin
-- Move the switches that are before -rules when the
-- command is CHECK.
K := J + 1;
while K <= First_Switches.Last
and then
(The_Command /= Check
or else First_Switches.Table (K).all /= "-rules")
loop
Add_To_Carg_Switches (First_Switches.Table (K));
K := K + 1;
end loop;
if K > First_Switches.Last then
First_Switches.Set_Last (J - 1);
else
Last := J - 1;
while K <= First_Switches.Last loop
Last := Last + 1;
First_Switches.Table (Last) :=
First_Switches.Table (K);
K := K + 1;
end loop;
First_Switches.Set_Last (Last);
end if;
end;
exit;
end if;
end loop;
for J in 1 .. Last_Switches.Last loop
if Last_Switches.Table (J).all = "-cargs" then
declare
K : Positive;
Last : Natural;
begin
-- Move the switches that are before -rules when the
-- command is CHECK.
K := J + 1;
while K <= Last_Switches.Last
and then
(The_Command /= Check
or else Last_Switches.Table (K).all /= "-rules")
loop
Add_To_Carg_Switches (Last_Switches.Table (K));
K := K + 1;
end loop;
if K > Last_Switches.Last then
Last_Switches.Set_Last (J - 1);
else
Last := J - 1;
while K <= Last_Switches.Last loop
Last := Last + 1;
Last_Switches.Table (Last) :=
Last_Switches.Table (K);
K := K + 1;
end loop;
Last_Switches.Set_Last (Last);
end if;
end;
exit;
end if;
end loop;
declare
CP_File : constant Path_Name_Type := Configuration_Pragmas_File;
M_File : constant Path_Name_Type := Mapping_File;
begin
if CP_File /= No_Path then
if The_Command = Elim then
First_Switches.Increment_Last;
First_Switches.Table (First_Switches.Last) :=
new String'("-C" & Get_Name_String (CP_File));
else
Add_To_Carg_Switches
(new String'("-gnatec=" & Get_Name_String (CP_File)));
end if;
end if;
if M_File /= No_Path then
Add_To_Carg_Switches
(new String'("-gnatem=" & Get_Name_String (M_File)));
end if;
-- For gnatcheck, gnatpp, gnatstub and gnatmetric, also
-- indicate a global configuration pragmas file and, if -U
-- is not used, a local one.
if The_Command = Check or else
The_Command = Pretty or else
The_Command = Stub or else
The_Command = Metric
then
declare
Pkg : constant Prj.Package_Id :=
Prj.Util.Value_Of
(Name => Name_Builder,
In_Packages => Project.Decl.Packages,
Shared => Project_Tree.Shared);
Variable : Variable_Value :=
Prj.Util.Value_Of
(Name => No_Name,
Attribute_Or_Array_Name =>
Name_Global_Configuration_Pragmas,
In_Package => Pkg,
Shared => Project_Tree.Shared);
begin
if (Variable = Nil_Variable_Value
or else Length_Of_Name (Variable.Value) = 0)
and then Pkg /= No_Package
then
Variable :=
Prj.Util.Value_Of
(Name => Name_Ada,
Attribute_Or_Array_Name =>
Name_Global_Config_File,
In_Package => Pkg,
Shared => Project_Tree.Shared);
end if;
if Variable /= Nil_Variable_Value
and then Length_Of_Name (Variable.Value) /= 0
then
declare
Path : constant String :=
Absolute_Path
(Path_Name_Type (Variable.Value),
Variable.Project);
begin
Add_To_Carg_Switches
(new String'("-gnatec=" & Path));
end;
end if;
end;
if not All_Projects then
declare
Pkg : constant Prj.Package_Id :=
Prj.Util.Value_Of
(Name => Name_Compiler,
In_Packages => Project.Decl.Packages,
Shared => Project_Tree.Shared);
Variable : Variable_Value :=
Prj.Util.Value_Of
(Name => No_Name,
Attribute_Or_Array_Name =>
Name_Local_Configuration_Pragmas,
In_Package => Pkg,
Shared => Project_Tree.Shared);
begin
if (Variable = Nil_Variable_Value
or else Length_Of_Name (Variable.Value) = 0)
and then Pkg /= No_Package
then
Variable :=
Prj.Util.Value_Of
(Name => Name_Ada,
Attribute_Or_Array_Name =>
Name_Local_Config_File,
In_Package => Pkg,
Shared =>
Project_Tree.Shared);
end if;
if Variable /= Nil_Variable_Value
and then Length_Of_Name (Variable.Value) /= 0
then
declare
Path : constant String :=
Absolute_Path
(Path_Name_Type (Variable.Value),
Variable.Project);
begin
Add_To_Carg_Switches
(new String'("-gnatec=" & Path));
end;
end if;
end;
end if;
end if;
end;
end if;
if The_Command = Link then
Process_Link;
end if;
if The_Command = Link or else The_Command = Bind then
-- For files that are specified as relative paths with directory
-- information, we convert them to absolute paths, with parent
-- being the current working directory if specified on the command
-- line and the project directory if specified in the project
-- file. This is what gnatmake is doing for linker and binder
-- arguments.
for J in 1 .. Last_Switches.Last loop
GNATCmd.Ensure_Absolute_Path
(Last_Switches.Table (J), Current_Work_Dir);
end loop;
Get_Name_String (Project.Directory.Name);
declare
Project_Dir : constant String := Name_Buffer (1 .. Name_Len);
begin
for J in 1 .. First_Switches.Last loop
GNATCmd.Ensure_Absolute_Path
(First_Switches.Table (J), Project_Dir);
end loop;
end;
elsif The_Command = Stub then
declare
File_Index : Integer := 0;
Dir_Index : Integer := 0;
Last : constant Integer := Last_Switches.Last;
Lang : constant Language_Ptr :=
Get_Language_From_Name (Project, "ada");
begin
for Index in 1 .. Last loop
if Last_Switches.Table (Index)
(Last_Switches.Table (Index)'First) /= '-'
then
File_Index := Index;
exit;
end if;
end loop;
-- If the project file naming scheme is not standard, and if
-- the file name ends with the spec suffix, then indicate to
-- gnatstub the name of the body file with a -o switch.
if Lang /= No_Language_Index
and then not Is_Standard_GNAT_Naming (Lang.Config.Naming_Data)
then
if File_Index /= 0 then
declare
Spec : constant String :=
Base_Name
(Last_Switches.Table (File_Index).all);
Last : Natural := Spec'Last;
begin
Get_Name_String (Lang.Config.Naming_Data.Spec_Suffix);
if Spec'Length > Name_Len
and then Spec (Last - Name_Len + 1 .. Last) =
Name_Buffer (1 .. Name_Len)
then
Last := Last - Name_Len;
Get_Name_String
(Lang.Config.Naming_Data.Body_Suffix);
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'("-o");
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'(Spec (Spec'First .. Last) &
Name_Buffer (1 .. Name_Len));
end if;
end;
end if;
end if;
-- Add the directory of the spec as the destination directory
-- of the body, if there is no destination directory already
-- specified.
if File_Index /= 0 then
for Index in File_Index + 1 .. Last loop
if Last_Switches.Table (Index)
(Last_Switches.Table (Index)'First) /= '-'
then
Dir_Index := Index;
exit;
end if;
end loop;
if Dir_Index = 0 then
Last_Switches.Increment_Last;
Last_Switches.Table (Last_Switches.Last) :=
new String'
(Dir_Name (Last_Switches.Table (File_Index).all));
end if;
end if;
end;
end if;
-- For gnatmetric, the generated files should be put in the object
-- directory. This must be the first switch, because it may be
-- overridden by a switch in package Metrics in the project file or
-- by a command line option. Note that we don't add the -d= switch
-- if there is no object directory available.
if The_Command = Metric
and then Project.Object_Directory /= No_Path_Information
then
First_Switches.Increment_Last;
First_Switches.Table (2 .. First_Switches.Last) :=
First_Switches.Table (1 .. First_Switches.Last - 1);
First_Switches.Table (1) :=
new String'("-d=" &
Get_Name_String (Project.Object_Directory.Name));
end if;
-- For gnat check, -rules and the following switches need to be the
-- last options, so move all these switches to table Rules_Switches.
if The_Command = Check then
declare
New_Last : Natural;
-- Set to rank of options preceding "-rules"
In_Rules_Switches : Boolean;
-- Set to True when options "-rules" is found
begin
New_Last := First_Switches.Last;
In_Rules_Switches := False;
for J in 1 .. First_Switches.Last loop
if In_Rules_Switches then
Add_To_Rules_Switches (First_Switches.Table (J));
elsif First_Switches.Table (J).all = "-rules" then
New_Last := J - 1;
In_Rules_Switches := True;
end if;
end loop;
if In_Rules_Switches then
First_Switches.Set_Last (New_Last);
end if;
New_Last := Last_Switches.Last;
In_Rules_Switches := False;
for J in 1 .. Last_Switches.Last loop
if In_Rules_Switches then
Add_To_Rules_Switches (Last_Switches.Table (J));
elsif Last_Switches.Table (J).all = "-rules" then
New_Last := J - 1;
In_Rules_Switches := True;
end if;
end loop;
if In_Rules_Switches then
Last_Switches.Set_Last (New_Last);
end if;
end;
end if;
-- For gnat check, sync, metric or pretty with -U + a main, get the
-- list of sources from the closure and add them to the arguments.
if ASIS_Main /= null then
Get_Closure;
-- On VMS, set up the env var again for source dirs file. This is
-- because the call to gnatmake has set this env var to another
-- file that has now been deleted.
if Hostparm.OpenVMS then
-- First make sure that the recorded file names are empty
Prj.Env.Initialize (Project_Tree);
Prj.Env.Set_Ada_Paths
(Project, Project_Tree, Including_Libraries => False);
end if;
-- For gnat check, gnat sync, gnat pretty, gnat metric, gnat list,
-- and gnat stack, if no file has been put on the command line, call
-- tool with all the sources of the main project.
elsif The_Command = Check or else
The_Command = Sync or else
The_Command = Pretty or else
The_Command = Metric or else
The_Command = List or else
The_Command = Stack
then
Check_Files;
end if;
end if;
-- Gather all the arguments and invoke the executable
declare
The_Args : Argument_List
(1 .. First_Switches.Last +
Last_Switches.Last +
Carg_Switches.Last +
Rules_Switches.Last);
Arg_Num : Natural := 0;
begin
for J in 1 .. First_Switches.Last loop
Arg_Num := Arg_Num + 1;
The_Args (Arg_Num) := First_Switches.Table (J);
end loop;
for J in 1 .. Last_Switches.Last loop
Arg_Num := Arg_Num + 1;
The_Args (Arg_Num) := Last_Switches.Table (J);
end loop;
for J in 1 .. Carg_Switches.Last loop
Arg_Num := Arg_Num + 1;
The_Args (Arg_Num) := Carg_Switches.Table (J);
end loop;
for J in 1 .. Rules_Switches.Last loop
Arg_Num := Arg_Num + 1;
The_Args (Arg_Num) := Rules_Switches.Table (J);
end loop;
-- If Display_Command is on, only display the generated command
if Display_Command then
Put (Standard_Error, "generated command -->");
Put (Standard_Error, Exec_Path.all);
for Arg in The_Args'Range loop
Put (Standard_Error, " ");
Put (Standard_Error, The_Args (Arg).all);
end loop;
Put (Standard_Error, "<--");
New_Line (Standard_Error);
raise Normal_Exit;
end if;
if Verbose_Mode then
Output.Write_Str (Exec_Path.all);
for Arg in The_Args'Range loop
Output.Write_Char (' ');
Output.Write_Str (The_Args (Arg).all);
end loop;
Output.Write_Eol;
end if;
My_Exit_Status :=
Exit_Status (Spawn (Exec_Path.all, The_Args));
raise Normal_Exit;
end;
end;
exception
when Error_Exit =>
if not Keep_Temporary_Files then
Prj.Delete_All_Temp_Files (Project_Tree.Shared);
Delete_Temp_Config_Files;
end if;
Set_Exit_Status (Failure);
when Normal_Exit =>
if not Keep_Temporary_Files then
Prj.Delete_All_Temp_Files (Project_Tree.Shared);
Delete_Temp_Config_Files;
end if;
-- Since GNATCmd is normally called from DCL (the VMS shell), it must
-- return an understandable VMS exit status. However the exit status
-- returned *to* GNATCmd is a Posix style code, so we test it and return
-- just a simple success or failure on VMS.
if Hostparm.OpenVMS and then My_Exit_Status /= Success then
Set_Exit_Status (Failure);
else
Set_Exit_Status (My_Exit_Status);
end if;
end GNATCmd;