home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
ADA Programming Guide
/
ADA Programming Guide.iso
/
ada_gnu
/
adainc
/
s-filaux.ads
< prev
next >
Wrap
Text File
|
1996-01-30
|
4KB
|
112 lines
------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- S Y S T E M . F I L E _ A U X --
-- --
-- S p e c --
-- --
-- $Revision: 1.3 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- The GNAT library is free software; you can redistribute it and/or modify --
-- it under terms of the GNU Library General Public License as published by --
-- the Free Software Foundation; either version 2, or (at your option) any --
-- later version. The GNAT library 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 --
-- Library General Public License for more details. You should have --
-- received a copy of the GNU Library General Public License along with --
-- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
-- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
-- This package contains interfaces to C routines used by the direct
-- and sequential I/O implementations.
with Interfaces.C;
with Interfaces.C.Strings;
package System.File_Aux is
-------------
-- C types --
-------------
subtype C_Int is Interfaces.C.Int;
subtype C_Long_Int is Interfaces.C.Long;
subtype C_Size_T is Interfaces.C.Size_T;
subtype C_Char_Ptr is Interfaces.C.Strings.Chars_Ptr;
type C_File_Ptr is new System.Address;
type C_Void_Ptr is new System.Address;
-----------------
-- C functions --
-----------------
function C_Fclose (Stream : C_File_Ptr) return C_Int;
pragma Import (C, C_Fclose, "fclose");
function C_Feof (File : C_File_Ptr) return C_Int;
pragma Import (C, C_Feof, "feof");
function C_Fflush (Stream : C_File_Ptr) return C_Int;
pragma Import (C, C_Fflush, "fflush");
function C_Fopen
(Filename : C_Char_Ptr;
Mode : C_Char_Ptr)
return C_File_Ptr;
pragma Import (C, C_Fopen, "fopen");
function C_Fread
(Ptr : C_Void_Ptr;
Size : C_Size_T;
Nmemb : C_Size_T;
Stream : C_File_Ptr)
return C_Size_T;
pragma Import (C, C_Fread, "fread");
function C_Fseek
(Stream : C_File_Ptr;
Offset : C_Long_Int;
Whence : C_Int)
return C_Int;
pragma Import (C, C_Fseek, "fseek");
function C_Ftell (Stream : C_File_Ptr) return C_Long_Int;
pragma Import (C, C_Ftell, "ftell");
function C_Fwrite
(Ptr : C_Void_Ptr;
Size : C_Size_T;
Nmemb : C_Size_T;
Stream : C_File_Ptr)
return C_Size_T;
pragma Import (C, C_Fwrite, "fwrite");
function C_Mktemp (S : C_Char_Ptr) return C_Char_Ptr;
pragma Import (C, C_Mktemp, "mktemp");
function C_Null return C_Void_Ptr;
pragma Import (C, C_Null, "null_function");
function C_Remove (Filename : C_Char_Ptr) return C_Int;
pragma Import (C, C_Remove, "remove");
function C_Seek_End return C_Int;
pragma Import (C, C_Seek_End, "seek_end_function");
function C_Seek_Set return C_Int;
pragma Import (C, C_Seek_Set, "seek_set_function");
function C_Tmpfile return C_File_Ptr;
pragma Import (C, C_Tmpfile, "tmpfile");
function C_Tmpnam (S : C_Char_Ptr) return C_Char_Ptr;
pragma Import (C, C_Tmpnam, "tmpnam");
end System.File_Aux;