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1996-09-28
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------------------------------------------------------------------------------
-- --
-- GNU ADA RUNTIME LIBRARY (GNARL) COMPONENTS --
-- --
-- I N T E R F A C E S . C . P O S I X _ E R R O R --
-- --
-- S p e c --
-- --
-- $Revision: 1.8 $ --
-- --
-- Copyright (c) 1991,1992,1993,1994,1995 FSU, All Rights Reserved --
-- --
-- GNARL 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. GNARL is distributed in the hope that it will be use- --
-- ful, but but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Gen- --
-- eral Library Public License for more details. You should have received --
-- a copy of the GNU Library General Public License along with GNARL; see --
-- file COPYING.LIB. If not, write to the Free Software Foundation, 675 --
-- Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
-- This package contains those parts of the package POSIX defined in P1003.5
-- (Ada binding to POSIX.1) needed to interface to Pthreads.
with Interfaces.C.System_Constants;
-- Used for: various constants
package Interfaces.C.POSIX_Error is
use Interfaces.C.System_Constants;
use Interfaces.C;
type Return_Code is new int;
Failure : constant Return_Code := -1;
type Error_Code is new int;
subtype EC is Error_Code;
-- Synonym used only in this package
function Get_Error_Code return Error_Code;
pragma Import (C, Get_Error_Code, "get_errno");
-- An interface to the error number of the current thread. This is updated
-- by Pthreads at each context switch.
-- Error number definitions. These definitions are derived from
-- /usr/include/errno.h and /usr/include/sys/errno.h. These are SunOS
-- errors; they have not yet been checked fsor POSIX complience.
-- Error number definitions.
Operation_Not_Permitted : constant EC := EPERM;
No_Such_File_Or_Directory : constant EC := ENOENT;
No_Such_Process : constant EC := ESRCH;
Interrupted_Operation : constant EC := EINTR;
Input_Output_Error : constant EC := EIO;
No_Such_Device_Or_Address : constant EC := ENXIO;
Argument_List_Too_Long : constant EC := E2BIG;
Exec_Format_Error : constant EC := ENOEXEC;
Bad_File_Descriptor : constant EC := EBADF;
No_Child_Process : constant EC := ECHILD;
Resource_Temporarily_Unavailable : constant EC := EAGAIN;
Not_Enough_Space : constant EC := ENOMEM;
Permission_Denied : constant EC := EACCES;
Resource_Busy : constant EC := EFAULT;
File_Exists : constant EC := ENOTBLK;
Improper_Link : constant EC := EBUSY;
No_Such_Operation_On_Device : constant EC := EEXIST;
Not_A_Directory : constant EC := EXDEV;
Is_A_Directory : constant EC := ENODEV;
Invalid_Argument : constant EC := ENOTDIR;
Too_Many_Open_Files_In_System : constant EC := EISDIR;
Too_Many_Open_Files : constant EC := EINVAL;
Priority_Ceiling_Violation : constant EC := EINVAL;
Inappropriate_IO_Control_Operation : constant EC := ENFILE;
File_Too_Large : constant EC := EMFILE;
No_Space_Left_On_Device : constant EC := ENOTTY;
Invalid_Seek : constant EC := ETXTBSY;
Read_Only_File_System : constant EC := EFBIG;
Too_Many_Links : constant EC := ENOSPC;
Broken_Pipe : constant EC := ESPIPE;
Operation_Not_Implemented : constant EC := ENOSYS;
Operation_Not_Supported : constant EC := ENOTSUP;
end Interfaces.C.POSIX_Error;