date and time created 94/01/05 12:34:10 by pendry

[unix-history] / usr / src / sys / miscfs / procfs / procfs_note.c

/*
* Copyright (c) 1993 The Regents of the University of California.
* Copyright (c) 1993 Jan-Simon Pendry
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry.
*
* %sccs.include.redist.c%
*
*      @(#)procfs_note.c       8.1 (Berkeley) %G%
*
* From:
*      $Id: procfs_note.c,v 3.2 1993/12/15 09:40:17 jsp Exp $
*/

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/time.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/vnode.h>
#include <sys/signal.h>
#include <miscfs/procfs/procfs.h>

int
procfs_donote(curp, p, pfs, uio)
       struct proc *curp;
       struct proc *p;
       struct pfsnode *pfs;
       struct uio *uio;
{
       int xlen;
       int error;
       char note[PROCFS_NOTELEN+1];

       if (uio->uio_rw != UIO_WRITE)
               return (EINVAL);

       xlen = PROCFS_NOTELEN;
       error = vfs_getuserstr(uio, note, &xlen);
       if (error)
               return (error);

       /* send to process's notify function */
       return (EOPNOTSUPP);
}