/usr/lib/spark/spark_io_05.ads is in spark 2012.0.deb-11.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- (C) Altran Praxis Limited
-------------------------------------------------------------------------------
--
-- The SPARK toolset is free software; you can redistribute it and/or modify it
-- under terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 3, or (at your option) any later
-- version. The SPARK toolset is distributed in the hope that it will be
-- useful, but WITHOUT 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 the SPARK toolset; see file
-- COPYING3. If not, go to http://www.gnu.org/licenses for a complete copy of
-- the license.
--
--=============================================================================
-------------------------------------------------------------------------------
-- --
-- SPARK_IO --
-- --
-- Description --
-- This is a thick binding to package Ada.Text_IO --
-- --
-- Language --
-- Specification : SPARK --
-- Private Part : Ada 2005 --
-- Body : Ada 2005 --
-- --
-- Runtime Requirements and Dependencies --
-- Full Ada Runtime --
-- --
-- Verification --
-- N/A --
-- --
-- Exceptions --
-- None --
-- --
-------------------------------------------------------------------------------
package SPARK_IO_05
--# own State : State_Type;
--# Inputs : Inputs_Type;
--# Outputs : Outputs_Type;
--# initializes State,
--# Inputs,
--# Outputs;
is
--# type State_Type is abstract;
--# type Inputs_Type is abstract;
--# type Outputs_Type is abstract;
type File_Type is private;
type File_Mode is (In_File, Out_File, Append_File);
type File_Status is (Ok, Status_Error, Mode_Error, Name_Error, Use_Error,
Device_Error, End_Error, Data_Error, Layout_Error,
Storage_Error, Program_Error);
subtype Number_Base is Integer range 2 .. 16;
function Standard_Input return File_Type;
--# global in Inputs;
function Standard_Output return File_Type;
--# global in Outputs;
Null_File : constant File_Type;
---------------------
-- File Management --
---------------------
procedure Create (File : out File_Type;
Name_Of_File : in String;
Form_Of_File : in String;
Status : out File_Status);
--# global in out State;
--# derives File,
--# State,
--# Status from Form_Of_File,
--# Name_Of_File,
--# State;
--# declare delay;
procedure Create_Flex (File : out File_Type;
Name_Length : in Natural;
Name_Of_File : in String;
Form_Of_File : in String;
Status : out File_Status);
--# global in out State;
--# derives File,
--# State,
--# Status from Form_Of_File,
--# Name_Length,
--# Name_Of_File,
--# State;
--# declare delay;
procedure Open (File : out File_Type;
Mode_Of_File : in File_Mode;
Name_Of_File : in String;
Form_Of_File : in String;
Status : out File_Status);
--# global in out State;
--# derives File,
--# State,
--# Status from Form_Of_File,
--# Mode_Of_File,
--# Name_Of_File,
--# State;
--# declare delay;
procedure Open_Flex (File : out File_Type;
Mode_Of_File : in File_Mode;
Name_Length : in Natural;
Name_Of_File : in String;
Form_Of_File : in String;
Status : out File_Status);
--# global in out State;
--# derives File,
--# State,
--# Status from Form_Of_File,
--# Mode_Of_File,
--# Name_Length,
--# Name_Of_File,
--# State;
--# declare delay;
procedure Close (File : in out File_Type;
Status : out File_Status);
--# global in out State;
--# derives State,
--# Status from File,
--# State &
--# File from ;
--# declare delay;
procedure Delete (File : in out File_Type;
Status : out File_Status);
--# global in out State;
--# derives State,
--# Status from File,
--# State &
--# File from ;
--# declare delay;
procedure Reset (File : in out File_Type;
Mode_Of_File : in File_Mode;
Status : out File_Status);
--# derives File,
--# Status from File,
--# Mode_Of_File;
--# declare delay;
function Valid_File (File : File_Type) return Boolean;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
function Mode (File : File_Type) return File_Mode;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
procedure Name (File : in File_Type;
Name_Of_File : out String;
Stop : out Natural);
--# derives Name_Of_File,
--# Stop from File;
--# declare delay;
procedure Form (File : in File_Type;
Form_Of_File : out String;
Stop : out Natural);
--# derives Form_Of_File,
--# Stop from File;
--# declare delay;
function Is_Open (File : File_Type) return Boolean;
--# global State;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
-----------------------------------------------
-- Control of default input and output files --
-----------------------------------------------
--
-- Not supported in SPARK_IO
--
--------------------------------------------
-- Specification of line and page lengths --
--------------------------------------------
--
-- Not supported in SPARK_IO
--
-----------------------------------
-- Column, Line and Page Control --
-----------------------------------
procedure New_Line (File : in File_Type;
Spacing : in Positive);
--# global in out Outputs;
--# derives Outputs from *,
--# File,
--# Spacing;
--# declare delay;
procedure Skip_Line (File : in File_Type;
Spacing : in Positive);
--# global in out Inputs;
--# derives Inputs from *,
--# File,
--# Spacing;
--# declare delay;
procedure New_Page (File : in File_Type);
--# global in out Outputs;
--# derives Outputs from *,
--# File;
--# declare delay;
function End_Of_Line (File : File_Type) return Boolean;
--# global Inputs;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
function End_Of_File (File : File_Type) return Boolean;
--# global Inputs;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
procedure Set_In_File_Col (File : in File_Type;
Posn : in Positive);
--# global in out Inputs;
--# derives Inputs from *,
--# File,
--# Posn;
--# declare delay;
--# pre Mode (File) = In_File;
procedure Set_Out_File_Col (File : in File_Type;
Posn : in Positive);
--# global in out Outputs;
--# derives Outputs from *,
--# File,
--# Posn;
--# declare delay;
--# pre Mode( File ) = Out_File or
--# Mode (File) = Append_File;
function In_File_Col (File : File_Type) return Positive;
--# global Inputs;
--# pre Mode (File) = In_File;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
function Out_File_Col (File : File_Type) return Positive;
--# global Outputs;
--# pre Mode (File) = Out_File or
--# Mode (File) = Append_File;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
function In_File_Line (File : File_Type) return Positive;
--# global Inputs;
--# pre Mode (File) = In_File;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
function Out_File_Line (File : File_Type) return Positive;
--# global Outputs;
--# pre Mode (File) = Out_File or
--# Mode (File) = Append_File;
-- This is a potentially blocking function.
-- DO NOT CALL THIS FUNCTION FROM A PROTECTED OPERATION.
----------------------------
-- Character Input-Output --
----------------------------
procedure Get_Char (File : in File_Type;
Item : out Character);
--# global in out Inputs;
--# derives Inputs,
--# Item from File,
--# Inputs;
--# declare delay;
procedure Put_Char (File : in File_Type;
Item : in Character);
--# global in out Outputs;
--# derives Outputs from *,
--# File,
--# Item;
--# declare delay;
procedure Get_Char_Immediate (File : in File_Type;
Item : out Character;
Status : out File_Status);
--# global in out Inputs;
--# derives Inputs,
--# Item,
--# Status from File,
--# Inputs;
--# declare delay;
-- NOTE. Only the variant of Get_Immediate that waits for a character to
-- become available is supported.
-- On return Status is one of Ok, Mode_Error or End_Error. See ALRM A.10.7
-- Item is Character'First if Status /= Ok
-------------------------
-- String Input-Output --
-------------------------
procedure Get_String (File : in File_Type;
Item : out String;
Stop : out Natural);
--# global in out Inputs;
--# derives Inputs,
--# Item,
--# Stop from File,
--# Inputs;
--# declare delay;
procedure Put_String (File : in File_Type;
Item : in String;
Stop : in Natural);
--# global in out Outputs;
--# derives Outputs from *,
--# File,
--# Item,
--# Stop;
--# declare delay;
procedure Get_Line (File : in File_Type;
Item : out String;
Stop : out Natural);
--# global in out Inputs;
--# derives Inputs,
--# Item,
--# Stop from File,
--# Inputs;
--# declare delay;
procedure Put_Line (File : in File_Type;
Item : in String;
Stop : in Natural);
--# global in out Outputs;
--# derives Outputs from *,
--# File,
--# Item,
--# Stop;
--# declare delay;
--------------------------
-- Integer Input-Output --
--------------------------
-- SPARK_IO only supports input-output of
-- the built-in integer type Integer
procedure Get_Integer (File : in File_Type;
Item : out Integer;
Width : in Natural;
Read : out Boolean);
--# global in out Inputs;
--# derives Inputs,
--# Item,
--# Read from File,
--# Inputs,
--# Width;
--# declare delay;
procedure Put_Integer (File : in File_Type;
Item : in Integer;
Width : in Natural;
Base : in Number_Base);
--# global in out Outputs;
--# derives Outputs from *,
--# Base,
--# File,
--# Item,
--# Width;
--# declare delay;
procedure Get_Int_From_String (Source : in String;
Item : out Integer;
Start_Pos : in Positive;
Stop : out Natural);
--# derives Item,
--# Stop from Source,
--# Start_Pos;
--# declare delay;
procedure Put_Int_To_String (Dest : in out String;
Item : in Integer;
Start_Pos : in Positive;
Base : in Number_Base);
--# derives Dest from *,
--# Base,
--# Item,
--# Start_Pos;
--# declare delay;
------------------------
-- Float Input-Output --
------------------------
-- SPARK_IO only supports input-output of
-- the built-in real type Float
procedure Get_Float (File : in File_Type;
Item : out Float;
Width : in Natural;
Read : out Boolean);
--# global in out Inputs;
--# derives Inputs,
--# Item,
--# Read from File,
--# Inputs,
--# Width;
--# declare delay;
procedure Put_Float (File : in File_Type;
Item : in Float;
Fore : in Natural;
Aft : in Natural;
Exp : in Natural);
--# global in out Outputs;
--# derives Outputs from *,
--# Aft,
--# Exp,
--# File,
--# Fore,
--# Item;
--# declare delay;
procedure Get_Float_From_String (Source : in String;
Item : out Float;
Start_Pos : in Positive;
Stop : out Natural);
--# derives Item,
--# Stop from Source,
--# Start_Pos;
--# declare delay;
procedure Put_Float_To_String (Dest : in out String;
Item : in Float;
Start_Pos : in Positive;
Aft : in Natural;
Exp : in Natural);
--# derives Dest from *,
--# Aft,
--# Exp,
--# Item,
--# Start_Pos;
--# declare delay;
private
--# hide SPARK_IO_05;
type File_Descriptor;
type File_Type is access all File_Descriptor;
Null_File : constant File_Type := null;
end SPARK_IO_05;
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