devnull

来自「Calc Software Package for Number Calc」· 代码 · 共 54 行

NAME
    devnull - does nothing

SYNOPSIS
    custom("devnull" [, arg ...])

TYPES
    arg		any

    return	null

DESCRIPTION
    This custom function does nothing.	It is intented for testing
    of the general custom interface.

EXAMPLE
    > custom("devnull", foo, bar, baz, 3+4.5i, pi())

LIMITS
    calc must be built with ALLOW_CUSTOM= -DCUSTOM
    calc must be executed with a -C arg.

LIBRARY
    none

SEE ALSO
    custom

## Copyright (C) 1999  Landon Curt Noll
##
## Calc is open software; you can redistribute it and/or modify it under
## the terms of the version 2.1 of the GNU Lesser General Public License
## as published by the Free Software Foundation.
##
## Calc 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 Lesser General
## Public License for more details.
##
## A copy of version 2.1 of the GNU Lesser General Public License is
## distributed with calc under the filename COPYING-LGPL.  You should have
## received a copy with calc; if not, write to Free Software Foundation, Inc.
## 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
##
## @(#) $Revision: 29.2 $
## @(#) $Id: devnull,v 29.2 2000/06/07 14:03:03 chongo Exp $
## @(#) $Source: /usr/local/src/cmd/calc/custom/RCS/devnull,v $
##
## Under source code control:	1997/03/09 17:49:12
## File existed as early as:	1997
##
## chongo <was here> /\oo/\	http://www.isthe.com/chongo/
## Share and enjoy!  :-)	http://www.isthe.com/chongo/tech/comp/calc/