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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- M D L L . T O O L S --
-- --
-- B o d y --
-- --
-- Copyright (C) 1992-2007, 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. --
-- --
------------------------------------------------------------------------------
-- Interface to externals tools used to build DLL and import libraries
with Ada.Text_IO;
with Ada.Exceptions;
with GNAT.Directory_Operations;
with Osint;
package body MDLL.Utl is
use Ada;
use GNAT;
Dlltool_Name : constant String := "dlltool";
Dlltool_Exec : OS_Lib.String_Access;
Gcc_Name : constant String := "gcc";
Gcc_Exec : OS_Lib.String_Access;
Gnatbind_Name : constant String := "gnatbind";
Gnatbind_Exec : OS_Lib.String_Access;
Gnatlink_Name : constant String := "gnatlink";
Gnatlink_Exec : OS_Lib.String_Access;
procedure Print_Command
(Tool_Name : String;
Arguments : OS_Lib.Argument_List);
-- display the command runned when in Verbose mode
-------------------
-- Print_Command --
-------------------
procedure Print_Command
(Tool_Name : String;
Arguments : OS_Lib.Argument_List)
is
begin
if Verbose then
Text_IO.Put (Tool_Name);
for K in Arguments'Range loop
Text_IO.Put (" " & Arguments (K).all);
end loop;
Text_IO.New_Line;
end if;
end Print_Command;
-------------
-- Dlltool --
-------------
procedure Dlltool
(Def_Filename : String;
DLL_Name : String;
Library : String;
Exp_Table : String := "";
Base_File : String := "";
Build_Import : Boolean)
is
Arguments : OS_Lib.Argument_List (1 .. 11);
A : Positive;
Success : Boolean;
Def_Opt : aliased String := "--def";
Def_V : aliased String := Def_Filename;
Dll_Opt : aliased String := "--dllname";
Dll_V : aliased String := DLL_Name;
Lib_Opt : aliased String := "--output-lib";
Lib_V : aliased String := Library;
Exp_Opt : aliased String := "--output-exp";
Exp_V : aliased String := Exp_Table;
Bas_Opt : aliased String := "--base-file";
Bas_V : aliased String := Base_File;
No_Suf_Opt : aliased String := "-k";
begin
Arguments (1 .. 4) := (1 => Def_Opt'Unchecked_Access,
2 => Def_V'Unchecked_Access,
3 => Dll_Opt'Unchecked_Access,
4 => Dll_V'Unchecked_Access);
A := 4;
if Kill_Suffix then
A := A + 1;
Arguments (A) := No_Suf_Opt'Unchecked_Access;
end if;
if Library /= "" and then Build_Import then
A := A + 1;
Arguments (A) := Lib_Opt'Unchecked_Access;
A := A + 1;
Arguments (A) := Lib_V'Unchecked_Access;
end if;
if Exp_Table /= "" then
A := A + 1;
Arguments (A) := Exp_Opt'Unchecked_Access;
A := A + 1;
Arguments (A) := Exp_V'Unchecked_Access;
end if;
if Base_File /= "" then
A := A + 1;
Arguments (A) := Bas_Opt'Unchecked_Access;
A := A + 1;
Arguments (A) := Bas_V'Unchecked_Access;
end if;
Print_Command ("dlltool", Arguments (1 .. A));
OS_Lib.Spawn (Dlltool_Exec.all, Arguments (1 .. A), Success);
if not Success then
Exceptions.Raise_Exception
(Tools_Error'Identity, Dlltool_Name & " execution error.");
end if;
end Dlltool;
---------
-- Gcc --
---------
procedure Gcc
(Output_File : String;
Files : Argument_List;
Options : Argument_List;
Base_File : String := "";
Build_Lib : Boolean := False)
is
use Osint;
Arguments : OS_Lib.Argument_List
(1 .. 5 + Files'Length + Options'Length);
A : Natural := 0;
Success : Boolean;
C_Opt : aliased String := "-c";
Out_Opt : aliased String := "-o";
Out_V : aliased String := Output_File;
Bas_Opt : aliased String := "-Wl,--base-file," & Base_File;
Lib_Opt : aliased String := "-mdll";
Lib_Dir : aliased String := "-L" & Object_Dir_Default_Prefix;
begin
A := A + 1;
if Build_Lib then
Arguments (A) := Lib_Opt'Unchecked_Access;
else
Arguments (A) := C_Opt'Unchecked_Access;
end if;
A := A + 1;
Arguments (A .. A + 2) := (Out_Opt'Unchecked_Access,
Out_V'Unchecked_Access,
Lib_Dir'Unchecked_Access);
A := A + 2;
if Base_File /= "" then
A := A + 1;
Arguments (A) := Bas_Opt'Unchecked_Access;
end if;
A := A + 1;
Arguments (A .. A + Files'Length - 1) := Files;
A := A + Files'Length - 1;
if Build_Lib then
A := A + 1;
Arguments (A .. A + Options'Length - 1) := Options;
A := A + Options'Length - 1;
else
declare
Largs : Argument_List (Options'Range);
L : Natural := Largs'First - 1;
begin
for K in Options'Range loop
if Options (K) (1 .. 2) /= "-l" then
L := L + 1;
Largs (L) := Options (K);
end if;
end loop;
A := A + 1;
Arguments (A .. A + L - 1) := Largs (1 .. L);
A := A + L - 1;
end;
end if;
Print_Command ("gcc", Arguments (1 .. A));
OS_Lib.Spawn (Gcc_Exec.all, Arguments (1 .. A), Success);
if not Success then
Exceptions.Raise_Exception
(Tools_Error'Identity, Gcc_Name & " execution error.");
end if;
end Gcc;
--------------
-- Gnatbind --
--------------
procedure Gnatbind
(Alis : Argument_List;
Args : Argument_List := Null_Argument_List)
is
Arguments : OS_Lib.Argument_List (1 .. 1 + Alis'Length + Args'Length);
Success : Boolean;
No_Main_Opt : aliased String := "-n";
begin
Arguments (1) := No_Main_Opt'Unchecked_Access;
Arguments (2 .. 1 + Alis'Length) := Alis;
Arguments (2 + Alis'Length .. Arguments'Last) := Args;
Print_Command ("gnatbind", Arguments);
OS_Lib.Spawn (Gnatbind_Exec.all, Arguments, Success);
-- Delete binder files on failure
if not Success then
declare
Base_Name : constant String :=
Directory_Operations.Base_Name (Alis (Alis'First).all, ".ali");
begin
OS_Lib.Delete_File ("b~" & Base_Name & ".ads", Success);
OS_Lib.Delete_File ("b~" & Base_Name & ".adb", Success);
end;
Exceptions.Raise_Exception
(Tools_Error'Identity, Gnatbind_Name & " execution error.");
end if;
end Gnatbind;
--------------
-- Gnatlink --
--------------
procedure Gnatlink
(Ali : String;
Args : Argument_List := Null_Argument_List)
is
Arguments : OS_Lib.Argument_List (1 .. 1 + Args'Length);
Success : Boolean;
Ali_Name : aliased String := Ali;
begin
Arguments (1) := Ali_Name'Unchecked_Access;
Arguments (2 .. Arguments'Last) := Args;
Print_Command ("gnatlink", Arguments);
OS_Lib.Spawn (Gnatlink_Exec.all, Arguments, Success);
if not Success then
-- Delete binder files
declare
Base_Name : constant String :=
Directory_Operations.Base_Name (Ali, ".ali");
begin
OS_Lib.Delete_File ("b~" & Base_Name & ".ads", Success);
OS_Lib.Delete_File ("b~" & Base_Name & ".adb", Success);
OS_Lib.Delete_File ("b~" & Base_Name & ".ali", Success);
OS_Lib.Delete_File ("b~" & Base_Name & ".o", Success);
end;
Exceptions.Raise_Exception
(Tools_Error'Identity, Gnatlink_Name & " execution error.");
end if;
end Gnatlink;
------------
-- Locate --
------------
procedure Locate is
use type OS_Lib.String_Access;
begin
-- dlltool
if Dlltool_Exec = null then
Dlltool_Exec := OS_Lib.Locate_Exec_On_Path (Dlltool_Name);
if Dlltool_Exec = null then
Exceptions.Raise_Exception
(Tools_Error'Identity, Dlltool_Name & " not found in path");
elsif Verbose then
Text_IO.Put_Line ("using " & Dlltool_Exec.all);
end if;
end if;
-- gcc
if Gcc_Exec = null then
Gcc_Exec := OS_Lib.Locate_Exec_On_Path (Gcc_Name);
if Gcc_Exec = null then
Exceptions.Raise_Exception
(Tools_Error'Identity, Gcc_Name & " not found in path");
elsif Verbose then
Text_IO.Put_Line ("using " & Gcc_Exec.all);
end if;
end if;
-- gnatbind
if Gnatbind_Exec = null then
Gnatbind_Exec := OS_Lib.Locate_Exec_On_Path (Gnatbind_Name);
if Gnatbind_Exec = null then
Exceptions.Raise_Exception
(Tools_Error'Identity, Gnatbind_Name & " not found in path");
elsif Verbose then
Text_IO.Put_Line ("using " & Gnatbind_Exec.all);
end if;
end if;
-- gnatlink
if Gnatlink_Exec = null then
Gnatlink_Exec := OS_Lib.Locate_Exec_On_Path (Gnatlink_Name);
if Gnatlink_Exec = null then
Exceptions.Raise_Exception
(Tools_Error'Identity, Gnatlink_Name & " not found in path");
elsif Verbose then
Text_IO.Put_Line ("using " & Gnatlink_Exec.all);
Text_IO.New_Line;
end if;
end if;
end Locate;
end MDLL.Utl;
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