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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . C R T L --
-- --
-- S p e c --
-- --
-- Copyright (C) 2004 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 package provides the low level interface to the C Run Time Library
-- on 64 bit VMS
with System.Parameters;
package System.CRTL is
pragma Preelaborate (CRTL);
subtype chars is System.Address;
-- Pointer to null-terminated array of characters
subtype FILEs is System.Address;
-- Corresponds to the C type FILE*
subtype int is Integer;
type long is range -(2 ** (System.Parameters.long_bits - 1))
.. +(2 ** (System.Parameters.long_bits - 1)) - 1;
subtype off_t is Integer;
type size_t is mod 2 ** Standard'Address_Size;
function atoi (A : System.Address) return Integer;
pragma Import (C, atoi, "decc$atoi");
procedure clearerr (stream : FILEs);
pragma Import (C, clearerr, "decc$clearerr");
function fclose (stream : FILEs) return int;
pragma Import (C, fclose, "decc$fclose");
function fdopen (handle : int; mode : chars) return FILEs;
pragma Import (C, fdopen, "decc$fdopen");
function fflush (stream : FILEs) return int;
pragma Import (C, fflush, "decc$fflush");
function fgetc (stream : FILEs) return int;
pragma Import (C, fgetc, "decc$fgetc");
function fgets (strng : chars; n : int; stream : FILEs) return chars;
pragma Import (C, fgets, "decc$fgets");
function fopen (filename : chars; Mode : chars) return FILEs;
pragma Import (C, fopen, "decc$fopen");
function fputc (C : int; stream : FILEs) return int;
pragma Import (C, fputc, "decc$fputc");
function fputs (Strng : chars; Stream : FILEs) return int;
pragma Import (C, fputs, "decc$fputs");
procedure free (Ptr : System.Address);
pragma Import (C, free, "decc$free");
function freopen
(filename : chars;
mode : chars;
stream : FILEs)
return FILEs;
pragma Import (C, freopen, "decc$freopen");
function fseek
(stream : FILEs;
offset : long;
origin : int)
return int;
pragma Import (C, fseek, "decc$fseek");
function ftell (stream : FILEs) return long;
pragma Import (C, ftell, "decc$ftell");
function getenv (S : String) return System.Address;
pragma Import (C, getenv, "decc$getenv");
function isatty (handle : int) return int;
pragma Import (C, isatty, "decc$isatty");
function lseek (fd : int; offset : off_t; direction : int) return off_t;
pragma Import (C, lseek, "decc$lseek");
function malloc (Size : size_t) return System.Address;
pragma Import (C, malloc, "decc$_malloc64");
procedure memcpy (S1 : System.Address; S2 : System.Address; N : size_t);
pragma Import (C, memcpy, "decc$_memcpy64");
procedure memmove (S1 : System.Address; S2 : System.Address; N : size_t);
pragma Import (C, memmove, "decc$_memmove64");
procedure mktemp (template : chars);
pragma Import (C, mktemp, "decc$_mktemp64");
function read (fd : int; buffer : chars; nbytes : int) return int;
pragma Import (C, read, "decc$read");
function realloc
(Ptr : System.Address; Size : size_t) return System.Address;
pragma Import (C, realloc, "decc$_realloc64");
procedure rewind (stream : FILEs);
pragma Import (C, rewind, "decc$rewind");
function setvbuf
(stream : FILEs;
buffer : chars;
mode : int;
size : size_t)
return int;
pragma Import (C, setvbuf, "decc$setvbuf");
procedure tmpnam (string : chars);
pragma Import (C, tmpnam, "decc$_tmpnam64");
function tmpfile return FILEs;
pragma Import (C, tmpfile, "decc$tmpfile");
function ungetc (c : int; stream : FILEs) return int;
pragma Import (C, ungetc, "decc$ungetc");
function unlink (filename : chars) return int;
pragma Import (C, unlink, "decc$unlink");
function write (fd : int; buffer : chars; nbytes : int) return int;
pragma Import (C, write, "decc$write");
end System.CRTL;
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