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;
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desc
@hard link creator
@


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"

#ifndef LINK_HARD
#define LINK_HARD 0
#endif

int
link (char *old, char *new)
{
  BPTR lock;
  int res = -1;
  int omask;

  /* since we obtain a lock which we have to free later, block signals */
  omask = syscall (SYS_sigsetmask, ~0);
  if (lock = __lock (old, ACCESS_READ))
    {
      res = (__make_link (new, lock, LINK_HARD) == -1) ? 0 : -1;
      __unlock (lock);
    }
  syscall (SYS_sigsetmask, omask);

  return res;
}
@