------------------------------------------------------------------------------
|
------------------------------------------------------------------------------
|
-- --
|
-- --
|
-- GNAT RUN-TIME COMPONENTS --
|
-- GNAT RUN-TIME COMPONENTS --
|
-- --
|
-- --
|
-- A D A . C O M M A N D _ L I N E . R E S P O N S E _ F I L E --
|
-- A D A . C O M M A N D _ L I N E . R E S P O N S E _ F I L E --
|
-- --
|
-- --
|
-- B o d y --
|
-- B o d y --
|
-- --
|
-- --
|
-- Copyright (C) 2007-2009, Free Software Foundation, Inc. --
|
-- Copyright (C) 2007-2009, Free Software Foundation, Inc. --
|
-- --
|
-- --
|
-- GNAT is free software; you can redistribute it and/or modify it under --
|
-- 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- --
|
-- 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- --
|
-- 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- --
|
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
|
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
-- or FITNESS FOR A PARTICULAR PURPOSE. --
|
-- or FITNESS FOR A PARTICULAR PURPOSE. --
|
-- --
|
-- --
|
-- As a special exception under Section 7 of GPL version 3, you are granted --
|
-- As a special exception under Section 7 of GPL version 3, you are granted --
|
-- additional permissions described in the GCC Runtime Library Exception, --
|
-- additional permissions described in the GCC Runtime Library Exception, --
|
-- version 3.1, as published by the Free Software Foundation. --
|
-- version 3.1, as published by the Free Software Foundation. --
|
-- --
|
-- --
|
-- You should have received a copy of the GNU General Public License and --
|
-- You should have received a copy of the GNU General Public License and --
|
-- a copy of the GCC Runtime Library Exception along with this program; --
|
-- a copy of the GCC Runtime Library Exception along with this program; --
|
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
|
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
|
-- <http://www.gnu.org/licenses/>. --
|
-- <http://www.gnu.org/licenses/>. --
|
-- --
|
-- --
|
-- GNAT was originally developed by the GNAT team at New York University. --
|
-- GNAT was originally developed by the GNAT team at New York University. --
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
-- --
|
-- --
|
------------------------------------------------------------------------------
|
------------------------------------------------------------------------------
|
|
|
pragma Compiler_Unit;
|
pragma Compiler_Unit;
|
|
|
with Ada.Unchecked_Deallocation;
|
with Ada.Unchecked_Deallocation;
|
|
|
with System.OS_Lib; use System.OS_Lib;
|
with System.OS_Lib; use System.OS_Lib;
|
|
|
package body Ada.Command_Line.Response_File is
|
package body Ada.Command_Line.Response_File is
|
|
|
type File_Rec;
|
type File_Rec;
|
type File_Ptr is access File_Rec;
|
type File_Ptr is access File_Rec;
|
type File_Rec is record
|
type File_Rec is record
|
Name : String_Access;
|
Name : String_Access;
|
Next : File_Ptr;
|
Next : File_Ptr;
|
Prev : File_Ptr;
|
Prev : File_Ptr;
|
end record;
|
end record;
|
-- To build a stack of response file names
|
-- To build a stack of response file names
|
|
|
procedure Free is new Ada.Unchecked_Deallocation (File_Rec, File_Ptr);
|
procedure Free is new Ada.Unchecked_Deallocation (File_Rec, File_Ptr);
|
|
|
type Argument_List_Access is access Argument_List;
|
type Argument_List_Access is access Argument_List;
|
procedure Free is new Ada.Unchecked_Deallocation
|
procedure Free is new Ada.Unchecked_Deallocation
|
(Argument_List, Argument_List_Access);
|
(Argument_List, Argument_List_Access);
|
-- Free only the allocated Argument_List, not allocated String components
|
-- Free only the allocated Argument_List, not allocated String components
|
|
|
--------------------
|
--------------------
|
-- Arguments_From --
|
-- Arguments_From --
|
--------------------
|
--------------------
|
|
|
function Arguments_From
|
function Arguments_From
|
(Response_File_Name : String;
|
(Response_File_Name : String;
|
Recursive : Boolean := False;
|
Recursive : Boolean := False;
|
Ignore_Non_Existing_Files : Boolean := False)
|
Ignore_Non_Existing_Files : Boolean := False)
|
return Argument_List
|
return Argument_List
|
is
|
is
|
First_File : File_Ptr := null;
|
First_File : File_Ptr := null;
|
Last_File : File_Ptr := null;
|
Last_File : File_Ptr := null;
|
-- The stack of response files
|
-- The stack of response files
|
|
|
Arguments : Argument_List_Access := new Argument_List (1 .. 4);
|
Arguments : Argument_List_Access := new Argument_List (1 .. 4);
|
Last_Arg : Natural := 0;
|
Last_Arg : Natural := 0;
|
|
|
procedure Add_Argument (Arg : String);
|
procedure Add_Argument (Arg : String);
|
-- Add argument Arg to argument list Arguments, increasing Arguments
|
-- Add argument Arg to argument list Arguments, increasing Arguments
|
-- if necessary.
|
-- if necessary.
|
|
|
procedure Recurse (File_Name : String);
|
procedure Recurse (File_Name : String);
|
-- Get the arguments from the file and call itself recursively if one of
|
-- Get the arguments from the file and call itself recursively if one of
|
-- the argument starts with character '@'.
|
-- the argument starts with character '@'.
|
|
|
------------------
|
------------------
|
-- Add_Argument --
|
-- Add_Argument --
|
------------------
|
------------------
|
|
|
procedure Add_Argument (Arg : String) is
|
procedure Add_Argument (Arg : String) is
|
begin
|
begin
|
if Last_Arg = Arguments'Last then
|
if Last_Arg = Arguments'Last then
|
declare
|
declare
|
New_Arguments : constant Argument_List_Access :=
|
New_Arguments : constant Argument_List_Access :=
|
new Argument_List (1 .. Arguments'Last * 2);
|
new Argument_List (1 .. Arguments'Last * 2);
|
begin
|
begin
|
New_Arguments (Arguments'Range) := Arguments.all;
|
New_Arguments (Arguments'Range) := Arguments.all;
|
Arguments.all := (others => null);
|
Arguments.all := (others => null);
|
Free (Arguments);
|
Free (Arguments);
|
Arguments := New_Arguments;
|
Arguments := New_Arguments;
|
end;
|
end;
|
end if;
|
end if;
|
|
|
Last_Arg := Last_Arg + 1;
|
Last_Arg := Last_Arg + 1;
|
Arguments (Last_Arg) := new String'(Arg);
|
Arguments (Last_Arg) := new String'(Arg);
|
end Add_Argument;
|
end Add_Argument;
|
|
|
-------------
|
-------------
|
-- Recurse --
|
-- Recurse --
|
-------------
|
-------------
|
|
|
procedure Recurse (File_Name : String) is
|
procedure Recurse (File_Name : String) is
|
FD : File_Descriptor;
|
FD : File_Descriptor;
|
|
|
Buffer_Size : constant := 1500;
|
Buffer_Size : constant := 1500;
|
Buffer : String (1 .. Buffer_Size);
|
Buffer : String (1 .. Buffer_Size);
|
|
|
Buffer_Length : Natural;
|
Buffer_Length : Natural;
|
|
|
Buffer_Cursor : Natural;
|
Buffer_Cursor : Natural;
|
|
|
End_Of_File_Reached : Boolean;
|
End_Of_File_Reached : Boolean;
|
|
|
Line : String (1 .. Max_Line_Length + 1);
|
Line : String (1 .. Max_Line_Length + 1);
|
Last : Natural;
|
Last : Natural;
|
|
|
First_Char : Positive;
|
First_Char : Positive;
|
-- Index of the first character of an argument in Line
|
-- Index of the first character of an argument in Line
|
|
|
Last_Char : Natural;
|
Last_Char : Natural;
|
-- Index of the last character of an argument in Line
|
-- Index of the last character of an argument in Line
|
|
|
In_String : Boolean;
|
In_String : Boolean;
|
-- True when inside a quoted string
|
-- True when inside a quoted string
|
|
|
Arg : Positive;
|
Arg : Positive;
|
|
|
function End_Of_File return Boolean;
|
function End_Of_File return Boolean;
|
-- True when the end of the response file has been reached
|
-- True when the end of the response file has been reached
|
|
|
procedure Get_Buffer;
|
procedure Get_Buffer;
|
-- Read one buffer from the response file
|
-- Read one buffer from the response file
|
|
|
procedure Get_Line;
|
procedure Get_Line;
|
-- Get one line from the response file
|
-- Get one line from the response file
|
|
|
-----------------
|
-----------------
|
-- End_Of_File --
|
-- End_Of_File --
|
-----------------
|
-----------------
|
|
|
function End_Of_File return Boolean is
|
function End_Of_File return Boolean is
|
begin
|
begin
|
return End_Of_File_Reached and then Buffer_Cursor > Buffer_Length;
|
return End_Of_File_Reached and then Buffer_Cursor > Buffer_Length;
|
end End_Of_File;
|
end End_Of_File;
|
|
|
----------------
|
----------------
|
-- Get_Buffer --
|
-- Get_Buffer --
|
----------------
|
----------------
|
|
|
procedure Get_Buffer is
|
procedure Get_Buffer is
|
begin
|
begin
|
Buffer_Length := Read (FD, Buffer (1)'Address, Buffer'Length);
|
Buffer_Length := Read (FD, Buffer (1)'Address, Buffer'Length);
|
End_Of_File_Reached := Buffer_Length < Buffer'Length;
|
End_Of_File_Reached := Buffer_Length < Buffer'Length;
|
Buffer_Cursor := 1;
|
Buffer_Cursor := 1;
|
end Get_Buffer;
|
end Get_Buffer;
|
|
|
--------------
|
--------------
|
-- Get_Line --
|
-- Get_Line --
|
--------------
|
--------------
|
|
|
procedure Get_Line is
|
procedure Get_Line is
|
Ch : Character;
|
Ch : Character;
|
|
|
begin
|
begin
|
Last := 0;
|
Last := 0;
|
|
|
if End_Of_File then
|
if End_Of_File then
|
return;
|
return;
|
end if;
|
end if;
|
|
|
loop
|
loop
|
Ch := Buffer (Buffer_Cursor);
|
Ch := Buffer (Buffer_Cursor);
|
|
|
exit when Ch = ASCII.CR or else
|
exit when Ch = ASCII.CR or else
|
Ch = ASCII.LF or else
|
Ch = ASCII.LF or else
|
Ch = ASCII.FF;
|
Ch = ASCII.FF;
|
|
|
Last := Last + 1;
|
Last := Last + 1;
|
Line (Last) := Ch;
|
Line (Last) := Ch;
|
|
|
if Last = Line'Last then
|
if Last = Line'Last then
|
return;
|
return;
|
end if;
|
end if;
|
|
|
Buffer_Cursor := Buffer_Cursor + 1;
|
Buffer_Cursor := Buffer_Cursor + 1;
|
|
|
if Buffer_Cursor > Buffer_Length then
|
if Buffer_Cursor > Buffer_Length then
|
Get_Buffer;
|
Get_Buffer;
|
|
|
if End_Of_File then
|
if End_Of_File then
|
return;
|
return;
|
end if;
|
end if;
|
end if;
|
end if;
|
end loop;
|
end loop;
|
|
|
loop
|
loop
|
Ch := Buffer (Buffer_Cursor);
|
Ch := Buffer (Buffer_Cursor);
|
|
|
exit when Ch /= ASCII.HT and then
|
exit when Ch /= ASCII.HT and then
|
Ch /= ASCII.LF and then
|
Ch /= ASCII.LF and then
|
Ch /= ASCII.FF;
|
Ch /= ASCII.FF;
|
|
|
Buffer_Cursor := Buffer_Cursor + 1;
|
Buffer_Cursor := Buffer_Cursor + 1;
|
|
|
if Buffer_Cursor > Buffer_Length then
|
if Buffer_Cursor > Buffer_Length then
|
Get_Buffer;
|
Get_Buffer;
|
|
|
if End_Of_File then
|
if End_Of_File then
|
return;
|
return;
|
end if;
|
end if;
|
end if;
|
end if;
|
end loop;
|
end loop;
|
end Get_Line;
|
end Get_Line;
|
|
|
-- Start or Recurse
|
-- Start or Recurse
|
|
|
begin
|
begin
|
Last_Arg := 0;
|
Last_Arg := 0;
|
|
|
-- Open the response file. If not found, fail or report a warning,
|
-- Open the response file. If not found, fail or report a warning,
|
-- depending on the value of Ignore_Non_Existing_Files.
|
-- depending on the value of Ignore_Non_Existing_Files.
|
|
|
FD := Open_Read (File_Name, Text);
|
FD := Open_Read (File_Name, Text);
|
|
|
if FD = Invalid_FD then
|
if FD = Invalid_FD then
|
if Ignore_Non_Existing_Files then
|
if Ignore_Non_Existing_Files then
|
return;
|
return;
|
else
|
else
|
raise File_Does_Not_Exist;
|
raise File_Does_Not_Exist;
|
end if;
|
end if;
|
end if;
|
end if;
|
|
|
-- Put the response file name on the stack
|
-- Put the response file name on the stack
|
|
|
if First_File = null then
|
if First_File = null then
|
First_File :=
|
First_File :=
|
new File_Rec'
|
new File_Rec'
|
(Name => new String'(File_Name),
|
(Name => new String'(File_Name),
|
Next => null,
|
Next => null,
|
Prev => null);
|
Prev => null);
|
Last_File := First_File;
|
Last_File := First_File;
|
|
|
else
|
else
|
declare
|
declare
|
Current : File_Ptr := First_File;
|
Current : File_Ptr := First_File;
|
|
|
begin
|
begin
|
loop
|
loop
|
if Current.Name.all = File_Name then
|
if Current.Name.all = File_Name then
|
raise Circularity_Detected;
|
raise Circularity_Detected;
|
end if;
|
end if;
|
|
|
Current := Current.Next;
|
Current := Current.Next;
|
exit when Current = null;
|
exit when Current = null;
|
end loop;
|
end loop;
|
|
|
Last_File.Next :=
|
Last_File.Next :=
|
new File_Rec'
|
new File_Rec'
|
(Name => new String'(File_Name),
|
(Name => new String'(File_Name),
|
Next => null,
|
Next => null,
|
Prev => Last_File);
|
Prev => Last_File);
|
Last_File := Last_File.Next;
|
Last_File := Last_File.Next;
|
end;
|
end;
|
end if;
|
end if;
|
|
|
End_Of_File_Reached := False;
|
End_Of_File_Reached := False;
|
Get_Buffer;
|
Get_Buffer;
|
|
|
-- Read the response file line by line
|
-- Read the response file line by line
|
|
|
Line_Loop :
|
Line_Loop :
|
while not End_Of_File loop
|
while not End_Of_File loop
|
Get_Line;
|
Get_Line;
|
|
|
if Last = Line'Last then
|
if Last = Line'Last then
|
raise Line_Too_Long;
|
raise Line_Too_Long;
|
end if;
|
end if;
|
|
|
First_Char := 1;
|
First_Char := 1;
|
|
|
-- Get each argument on the line
|
-- Get each argument on the line
|
|
|
Arg_Loop :
|
Arg_Loop :
|
loop
|
loop
|
-- First, skip any white space
|
-- First, skip any white space
|
|
|
while First_Char <= Last loop
|
while First_Char <= Last loop
|
exit when Line (First_Char) /= ' ' and then
|
exit when Line (First_Char) /= ' ' and then
|
Line (First_Char) /= ASCII.HT;
|
Line (First_Char) /= ASCII.HT;
|
First_Char := First_Char + 1;
|
First_Char := First_Char + 1;
|
end loop;
|
end loop;
|
|
|
exit Arg_Loop when First_Char > Last;
|
exit Arg_Loop when First_Char > Last;
|
|
|
Last_Char := First_Char;
|
Last_Char := First_Char;
|
In_String := False;
|
In_String := False;
|
|
|
-- Get the character one by one
|
-- Get the character one by one
|
|
|
Character_Loop :
|
Character_Loop :
|
while Last_Char <= Last loop
|
while Last_Char <= Last loop
|
|
|
-- Inside a string, check only for '"'
|
-- Inside a string, check only for '"'
|
|
|
if In_String then
|
if In_String then
|
if Line (Last_Char) = '"' then
|
if Line (Last_Char) = '"' then
|
|
|
-- Remove the '"'
|
-- Remove the '"'
|
|
|
Line (Last_Char .. Last - 1) :=
|
Line (Last_Char .. Last - 1) :=
|
Line (Last_Char + 1 .. Last);
|
Line (Last_Char + 1 .. Last);
|
Last := Last - 1;
|
Last := Last - 1;
|
|
|
-- End of string is end of argument
|
-- End of string is end of argument
|
|
|
if Last_Char > Last or else
|
if Last_Char > Last or else
|
Line (Last_Char) = ' ' or else
|
Line (Last_Char) = ' ' or else
|
Line (Last_Char) = ASCII.HT
|
Line (Last_Char) = ASCII.HT
|
then
|
then
|
In_String := False;
|
In_String := False;
|
|
|
Last_Char := Last_Char - 1;
|
Last_Char := Last_Char - 1;
|
exit Character_Loop;
|
exit Character_Loop;
|
|
|
else
|
else
|
-- If there are two consecutive '"', the quoted
|
-- If there are two consecutive '"', the quoted
|
-- string is not closed
|
-- string is not closed
|
|
|
In_String := Line (Last_Char) = '"';
|
In_String := Line (Last_Char) = '"';
|
|
|
if In_String then
|
if In_String then
|
Last_Char := Last_Char + 1;
|
Last_Char := Last_Char + 1;
|
end if;
|
end if;
|
end if;
|
end if;
|
|
|
else
|
else
|
Last_Char := Last_Char + 1;
|
Last_Char := Last_Char + 1;
|
end if;
|
end if;
|
|
|
elsif Last_Char = Last then
|
elsif Last_Char = Last then
|
|
|
-- An opening '"' at the end of the line is an error
|
-- An opening '"' at the end of the line is an error
|
|
|
if Line (Last) = '"' then
|
if Line (Last) = '"' then
|
raise No_Closing_Quote;
|
raise No_Closing_Quote;
|
|
|
else
|
else
|
-- The argument ends with the line
|
-- The argument ends with the line
|
|
|
exit Character_Loop;
|
exit Character_Loop;
|
end if;
|
end if;
|
|
|
elsif Line (Last_Char) = '"' then
|
elsif Line (Last_Char) = '"' then
|
|
|
-- Entering a quoted string: remove the '"'
|
-- Entering a quoted string: remove the '"'
|
|
|
In_String := True;
|
In_String := True;
|
Line (Last_Char .. Last - 1) :=
|
Line (Last_Char .. Last - 1) :=
|
Line (Last_Char + 1 .. Last);
|
Line (Last_Char + 1 .. Last);
|
Last := Last - 1;
|
Last := Last - 1;
|
|
|
else
|
else
|
-- Outside quoted strings, white space ends the argument
|
-- Outside quoted strings, white space ends the argument
|
|
|
exit Character_Loop
|
exit Character_Loop
|
when Line (Last_Char + 1) = ' ' or else
|
when Line (Last_Char + 1) = ' ' or else
|
Line (Last_Char + 1) = ASCII.HT;
|
Line (Last_Char + 1) = ASCII.HT;
|
|
|
Last_Char := Last_Char + 1;
|
Last_Char := Last_Char + 1;
|
end if;
|
end if;
|
end loop Character_Loop;
|
end loop Character_Loop;
|
|
|
-- It is an error to not close a quoted string before the end
|
-- It is an error to not close a quoted string before the end
|
-- of the line.
|
-- of the line.
|
|
|
if In_String then
|
if In_String then
|
raise No_Closing_Quote;
|
raise No_Closing_Quote;
|
end if;
|
end if;
|
|
|
-- Add the argument to the list
|
-- Add the argument to the list
|
|
|
declare
|
declare
|
Arg : String (1 .. Last_Char - First_Char + 1);
|
Arg : String (1 .. Last_Char - First_Char + 1);
|
begin
|
begin
|
Arg := Line (First_Char .. Last_Char);
|
Arg := Line (First_Char .. Last_Char);
|
Add_Argument (Arg);
|
Add_Argument (Arg);
|
end;
|
end;
|
|
|
-- Next argument, if line is not finished
|
-- Next argument, if line is not finished
|
|
|
First_Char := Last_Char + 1;
|
First_Char := Last_Char + 1;
|
end loop Arg_Loop;
|
end loop Arg_Loop;
|
end loop Line_Loop;
|
end loop Line_Loop;
|
|
|
Close (FD);
|
Close (FD);
|
|
|
-- If Recursive is True, check for any argument starting with '@'
|
-- If Recursive is True, check for any argument starting with '@'
|
|
|
if Recursive then
|
if Recursive then
|
Arg := 1;
|
Arg := 1;
|
while Arg <= Last_Arg loop
|
while Arg <= Last_Arg loop
|
|
|
if Arguments (Arg)'Length > 0 and then
|
if Arguments (Arg)'Length > 0 and then
|
Arguments (Arg) (1) = '@'
|
Arguments (Arg) (1) = '@'
|
then
|
then
|
-- Ignore argument "@" with no file name
|
-- Ignore argument "@" with no file name
|
|
|
if Arguments (Arg)'Length = 1 then
|
if Arguments (Arg)'Length = 1 then
|
Arguments (Arg .. Last_Arg - 1) :=
|
Arguments (Arg .. Last_Arg - 1) :=
|
Arguments (Arg + 1 .. Last_Arg);
|
Arguments (Arg + 1 .. Last_Arg);
|
Last_Arg := Last_Arg - 1;
|
Last_Arg := Last_Arg - 1;
|
|
|
else
|
else
|
-- Save the current arguments and get those in the new
|
-- Save the current arguments and get those in the new
|
-- response file.
|
-- response file.
|
|
|
declare
|
declare
|
Inc_File_Name : constant String :=
|
Inc_File_Name : constant String :=
|
Arguments (Arg)
|
Arguments (Arg)
|
(2 .. Arguments (Arg)'Last);
|
(2 .. Arguments (Arg)'Last);
|
Current_Arguments : constant Argument_List :=
|
Current_Arguments : constant Argument_List :=
|
Arguments (1 .. Last_Arg);
|
Arguments (1 .. Last_Arg);
|
begin
|
begin
|
Recurse (Inc_File_Name);
|
Recurse (Inc_File_Name);
|
|
|
-- Insert the new arguments where the new response
|
-- Insert the new arguments where the new response
|
-- file was imported.
|
-- file was imported.
|
|
|
declare
|
declare
|
New_Arguments : constant Argument_List :=
|
New_Arguments : constant Argument_List :=
|
Arguments (1 .. Last_Arg);
|
Arguments (1 .. Last_Arg);
|
New_Last_Arg : constant Positive :=
|
New_Last_Arg : constant Positive :=
|
Current_Arguments'Length +
|
Current_Arguments'Length +
|
New_Arguments'Length - 1;
|
New_Arguments'Length - 1;
|
|
|
begin
|
begin
|
-- Grow Arguments if it is not large enough
|
-- Grow Arguments if it is not large enough
|
|
|
if Arguments'Last < New_Last_Arg then
|
if Arguments'Last < New_Last_Arg then
|
Last_Arg := Arguments'Last;
|
Last_Arg := Arguments'Last;
|
Free (Arguments);
|
Free (Arguments);
|
|
|
while Last_Arg < New_Last_Arg loop
|
while Last_Arg < New_Last_Arg loop
|
Last_Arg := Last_Arg * 2;
|
Last_Arg := Last_Arg * 2;
|
end loop;
|
end loop;
|
|
|
Arguments := new Argument_List (1 .. Last_Arg);
|
Arguments := new Argument_List (1 .. Last_Arg);
|
end if;
|
end if;
|
|
|
Last_Arg := New_Last_Arg;
|
Last_Arg := New_Last_Arg;
|
|
|
Arguments (1 .. Last_Arg) :=
|
Arguments (1 .. Last_Arg) :=
|
Current_Arguments (1 .. Arg - 1) &
|
Current_Arguments (1 .. Arg - 1) &
|
New_Arguments &
|
New_Arguments &
|
Current_Arguments
|
Current_Arguments
|
(Arg + 1 .. Current_Arguments'Last);
|
(Arg + 1 .. Current_Arguments'Last);
|
|
|
Arg := Arg + New_Arguments'Length;
|
Arg := Arg + New_Arguments'Length;
|
end;
|
end;
|
end;
|
end;
|
end if;
|
end if;
|
|
|
else
|
else
|
Arg := Arg + 1;
|
Arg := Arg + 1;
|
end if;
|
end if;
|
end loop;
|
end loop;
|
end if;
|
end if;
|
|
|
-- Remove the response file name from the stack
|
-- Remove the response file name from the stack
|
|
|
if First_File = Last_File then
|
if First_File = Last_File then
|
System.Strings.Free (First_File.Name);
|
System.Strings.Free (First_File.Name);
|
Free (First_File);
|
Free (First_File);
|
First_File := null;
|
First_File := null;
|
Last_File := null;
|
Last_File := null;
|
|
|
else
|
else
|
System.Strings.Free (Last_File.Name);
|
System.Strings.Free (Last_File.Name);
|
Last_File := Last_File.Prev;
|
Last_File := Last_File.Prev;
|
Free (Last_File.Next);
|
Free (Last_File.Next);
|
end if;
|
end if;
|
|
|
exception
|
exception
|
when others =>
|
when others =>
|
Close (FD);
|
Close (FD);
|
|
|
raise;
|
raise;
|
end Recurse;
|
end Recurse;
|
|
|
-- Start of Arguments_From
|
-- Start of Arguments_From
|
|
|
begin
|
begin
|
-- The job is done by procedure Recurse
|
-- The job is done by procedure Recurse
|
|
|
Recurse (Response_File_Name);
|
Recurse (Response_File_Name);
|
|
|
-- Free Arguments before returning the result
|
-- Free Arguments before returning the result
|
|
|
declare
|
declare
|
Result : constant Argument_List := Arguments (1 .. Last_Arg);
|
Result : constant Argument_List := Arguments (1 .. Last_Arg);
|
begin
|
begin
|
Free (Arguments);
|
Free (Arguments);
|
return Result;
|
return Result;
|
end;
|
end;
|
|
|
exception
|
exception
|
when others =>
|
when others =>
|
|
|
-- When an exception occurs, deallocate everything
|
-- When an exception occurs, deallocate everything
|
|
|
Free (Arguments);
|
Free (Arguments);
|
|
|
while First_File /= null loop
|
while First_File /= null loop
|
Last_File := First_File.Next;
|
Last_File := First_File.Next;
|
System.Strings.Free (First_File.Name);
|
System.Strings.Free (First_File.Name);
|
Free (First_File);
|
Free (First_File);
|
First_File := Last_File;
|
First_File := Last_File;
|
end loop;
|
end loop;
|
|
|
raise;
|
raise;
|
end Arguments_From;
|
end Arguments_From;
|
|
|
end Ada.Command_Line.Response_File;
|
end Ada.Command_Line.Response_File;
|
|
|
