head	1.1;
access;
symbols
	version39-41:1.1;
locks;
comment	@ *  @;


1.1
date	92.05.14.19.55.40;	author mwild;	state Exp;
branches;
next	;


desc
@map IoErr() numbers into corresponding errno values
@


1.1
log
@Initial revision
@
text
@/*
 *  This file is part of ixemul.library for the Amiga.
 *  Copyright (C) 1991, 1992  Markus M. Wild
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This 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 this library; if not, write to the Free
 *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  $Id$
 *
 *  $Log$
 */

#define KERNEL
#include "ixemul.h"

#include <errno.h>

int
__ioerr_to_errno(ioerr)
    int ioerr;
{
  int err;

  switch (ioerr)
    {
      case ERROR_NO_FREE_STORE:		err = ENOMEM; break;
      case ERROR_TASK_TABLE_FULL:	err = EAGAIN; break;
      case ERROR_LINE_TOO_LONG:		err = E2BIG;  break;
      case ERROR_FILE_NOT_OBJECT:	
      case ERROR_INVALID_RESIDENT_LIBRARY: err = ENOEXEC; break;
      case ERROR_NO_DEFAULT_DIR:	err = ENOTDIR; break;
      case ERROR_OBJECT_IN_USE:
      case ERROR_OBJECT_EXISTS:		err = EEXIST;  break;
      case ERROR_DIR_NOT_FOUND:
      case ERROR_OBJECT_NOT_FOUND:
      case ERROR_BAD_STREAM_NAME:	err = ENOENT;  break;
      case ERROR_OBJECT_TOO_LARGE:	err = ENOMEM;  break;
      case ERROR_ACTION_NOT_KNOWN:	err = ENODEV;  break;
      case ERROR_INVALID_COMPONENT_NAME:err = EIO;     break;
      case ERROR_INVALID_LOCK:		err = ENODEV;  break;
      case ERROR_OBJECT_WRONG_TYPE:	err = EINVAL;  break;
      case ERROR_DISK_NOT_VALIDATED:	err = EIO;	 break;
      case ERROR_DISK_WRITE_PROTECTED:	err = EROFS;   break;
      case ERROR_RENAME_ACROSS_DEVICES:	err = EXDEV;   break;
      case ERROR_DIRECTORY_NOT_EMPTY:   err = ENOTEMPTY; break;
      case ERROR_TOO_MANY_LEVELS:	err = ELOOP;   break;
      case ERROR_DEVICE_NOT_MOUNTED:	err = ENXIO;   break;
      case ERROR_SEEK_ERROR:		err = ESPIPE;  break;
      case ERROR_COMMENT_TOO_BIG:	err = ENAMETOOLONG; break;
      case ERROR_DISK_FULL:		err = ENOSPC;  break;
      case ERROR_DELETE_PROTECTED:
      case ERROR_WRITE_PROTECTED:
      case ERROR_READ_PROTECTED:	err = EACCES;  break;
      case ERROR_NOT_A_DOS_DISK:
      case ERROR_NO_DISK:		err = ENXIO;   break;
      case ERROR_NO_MORE_ENTRIES:	err = ENOENT;  break;
      /* catch-all for illegal accesses to NIL: */
      case 4242:			err = EPERM;   break;
      default:				err = EIO;     break;
    }
  return err;
}
@