+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNAT RUNTIME COMPONENTS --
--- --
--- D E C . I O --
--- --
--- B o d y --
--- --
--- $Revision: 1.1.16.1 $
--- --
--- Copyright (C) 2001 Free Software Foundation, Inc. --
--- --
--- GNAT is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
--- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
--- This is an AlphaVMS package that provides the interface between
--- GNAT, DECLib IO packages and the DECLib Bliss library.
-
-pragma Extend_System (Aux_DEC);
-
-with System; use System;
-with System.Task_Primitives; use System.Task_Primitives;
-with System.Task_Primitives.Operations; use System.Task_Primitives.Operations;
-with IO_Exceptions; use IO_Exceptions;
-with Aux_IO_Exceptions; use Aux_IO_Exceptions;
-
-package body DEC.IO is
-
- type File_Type is record
- FCB : Integer := 0; -- Temporary
- SEQ : Integer := 0;
- end record;
-
- for File_Type'Size use 64;
- for File_Type'Alignment use 8;
-
- for File_Type use record
- FCB at 0 range 0 .. 31;
- SEQ at 4 range 0 .. 31;
- end record;
-
- -----------------------
- -- Local Subprograms --
- -----------------------
-
- function GNAT_Name_64 (File : File_Type) return String;
- pragma Export_Function (GNAT_Name_64, "GNAT$NAME_64");
- -- ??? comment
-
- function GNAT_Form_64 (File : File_Type) return String;
- pragma Export_Function (GNAT_Form_64, "GNAT$FORM_64");
- -- ??? comment
-
- procedure Init_IO;
- pragma Interface (C, Init_IO);
- pragma Import_Procedure (Init_IO, "GNAT$$INIT_IO");
- -- ??? comment
-
- ----------------
- -- IO_Locking --
- ----------------
-
- package body IO_Locking is
-
- ------------------
- -- Create_Mutex --
- ------------------
-
- function Create_Mutex return Access_Mutex is
- M : constant Access_Mutex := new RTS_Lock;
-
- begin
- Initialize_Lock (M, Global_Task_Level);
- return M;
- end Create_Mutex;
-
- -------------
- -- Acquire --
- -------------
-
- procedure Acquire (M : Access_Mutex) is
- begin
- Write_Lock (M);
- end Acquire;
-
- -------------
- -- Release --
- -------------
-
- procedure Release (M : Access_Mutex) is
- begin
- Unlock (M);
- end Release;
-
- end IO_Locking;
-
- ------------------
- -- GNAT_Name_64 --
- ------------------
-
- function GNAT_Name_64 (File : File_Type) return String is
- subtype Buffer_Subtype is String (1 .. 8192);
-
- Buffer : Buffer_Subtype;
- Length : System.Integer_32;
-
- procedure Get_Name
- (File : System.Address;
- MaxLen : System.Integer_32;
- Buffer : out Buffer_Subtype;
- Length : out System.Integer_32);
- pragma Interface (C, Get_Name);
- pragma Import_Procedure
- (Get_Name, "GNAT$FILE_NAME",
- Mechanism => (Value, Value, Reference, Reference));
-
- begin
- Get_Name (File'Address, Buffer'Length, Buffer, Length);
- return Buffer (1 .. Integer (Length));
- end GNAT_Name_64;
-
- ------------------
- -- GNAT_Form_64 --
- ------------------
-
- function GNAT_Form_64 (File : File_Type) return String is
- subtype Buffer_Subtype is String (1 .. 8192);
-
- Buffer : Buffer_Subtype;
- Length : System.Integer_32;
-
- procedure Get_Form
- (File : System.Address;
- MaxLen : System.Integer_32;
- Buffer : out Buffer_Subtype;
- Length : out System.Integer_32);
- pragma Interface (C, Get_Form);
- pragma Import_Procedure
- (Get_Form, "GNAT$FILE_FORM",
- Mechanism => (Value, Value, Reference, Reference));
-
- begin
- Get_Form (File'Address, Buffer'Length, Buffer, Length);
- return Buffer (1 .. Integer (Length));
- end GNAT_Form_64;
-
- ------------------------
- -- Raise_IO_Exception --
- ------------------------
-
- procedure Raise_IO_Exception (EN : Exception_Number) is
- begin
- case EN is
- when GNAT_EN_LOCK_ERROR => raise LOCK_ERROR;
- when GNAT_EN_EXISTENCE_ERROR => raise EXISTENCE_ERROR;
- when GNAT_EN_KEY_ERROR => raise KEY_ERROR;
- when GNAT_EN_KEYSIZERR => raise PROGRAM_ERROR; -- KEYSIZERR;
- when GNAT_EN_STAOVF => raise STORAGE_ERROR; -- STAOVF;
- when GNAT_EN_CONSTRAINT_ERRO => raise CONSTRAINT_ERROR;
- when GNAT_EN_IOSYSFAILED => raise DEVICE_ERROR; -- IOSYSFAILED;
- when GNAT_EN_LAYOUT_ERROR => raise LAYOUT_ERROR;
- when GNAT_EN_STORAGE_ERROR => raise STORAGE_ERROR;
- when GNAT_EN_DATA_ERROR => raise DATA_ERROR;
- when GNAT_EN_DEVICE_ERROR => raise DEVICE_ERROR;
- when GNAT_EN_END_ERROR => raise END_ERROR;
- when GNAT_EN_MODE_ERROR => raise MODE_ERROR;
- when GNAT_EN_NAME_ERROR => raise NAME_ERROR;
- when GNAT_EN_STATUS_ERROR => raise STATUS_ERROR;
- when GNAT_EN_NOT_OPEN => raise USE_ERROR; -- NOT_OPEN;
- when GNAT_EN_ALREADY_OPEN => raise USE_ERROR; -- ALREADY_OPEN;
- when GNAT_EN_USE_ERROR => raise USE_ERROR;
- when GNAT_EN_UNSUPPORTED => raise USE_ERROR; -- UNSUPPORTED;
- when GNAT_EN_FAC_MODE_MISMAT => raise USE_ERROR; -- FAC_MODE_MISMAT;
- when GNAT_EN_ORG_MISMATCH => raise USE_ERROR; -- ORG_MISMATCH;
- when GNAT_EN_RFM_MISMATCH => raise USE_ERROR; -- RFM_MISMATCH;
- when GNAT_EN_RAT_MISMATCH => raise USE_ERROR; -- RAT_MISMATCH;
- when GNAT_EN_MRS_MISMATCH => raise USE_ERROR; -- MRS_MISMATCH;
- when GNAT_EN_MRN_MISMATCH => raise USE_ERROR; -- MRN_MISMATCH;
- when GNAT_EN_KEY_MISMATCH => raise USE_ERROR; -- KEY_MISMATCH;
- when GNAT_EN_MAXLINEXC => raise CONSTRAINT_ERROR; -- MAXLINEXC;
- when GNAT_EN_LINEXCMRS => raise CONSTRAINT_ERROR; -- LINEXCMRS;
- end case;
- end Raise_IO_Exception;
-
--------------------------
--- Package Elaboration --
--------------------------
-
-begin
- Init_IO;
-end DEC.IO;
projects / msp430-gcc.git / blobdiff