R/zzz.R

In randtoolbox: Toolbox for Pseudo and Quasi Random Number Generation and Random Generator Tests

## 
# @file  zzz.R
# @brief R file for package loading, attachment, unloading process
#
# @author Christophe Dutang
#
#
# Copyright (C) 2009, Christophe Dutang, 
# All rights reserved.
#
# The new BSD License is applied to this software.
# Copyright (c) 2009 Christophe Dutang. 
# Christophe Dutang, see http://dutangc.free.fr
# All rights reserved.
#
#      Redistribution and use in source and binary forms, with or without
#      modification, are permitted provided that the following conditions are
#      met:
#      
#          - Redistributions of source code must retain the above copyright
#          notice, this list of conditions and the following disclaimer.
#          - Redistributions in binary form must reproduce the above
#          copyright notice, this list of conditions and the following
#          disclaimer in the documentation and/or other materials provided
#          with the distribution.
#          - Neither the name of its contributor may be used to endorse or promote 
#          products derived from this software without specific prior written
#          permission.
#     
#      THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
#      "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
#      LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
#      A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
#      OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#      SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
#      LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
#      DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
#      THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
#      (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
#      OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#  
#
#############################################################################
### unload, attach and load functions
###
###			R functions
### 
### ideas taken from rgenoud, ash, tree packages

.onUnload <- function(lib) 
	library.dynam.unload(c("randtoolbox"), lib)

.onLoad <- function(lib, pkg)
{
	library.dynam("randtoolbox", pkg, lib)
  #implemented in src/runifInterface.c
	.C(CF_put_user_unif_set_generator, PACKAGE="randtoolbox")
}

.onAttach <- function(lib, pkg)
{
	if(verbose <- getOption("verbose")) 
	{	
		randtoolboxLib <- dirname(system.file(package = "randtoolbox"))
		PkgVersion <- packageDescription("randtoolbox", lib.loc = randtoolboxLib)$Version
		BuildDate <- packageDescription("randtoolbox", lib.loc = randtoolboxLib)$Date
		Rversion <- version$version.string
		OStype <- version$platform
		
		packageStartupMessage("<<-- randtoolbox - version ", PkgVersion, " - building date ", BuildDate)
		packageStartupMessage("with ",Rversion, " on the platform ", OStype) 
		packageStartupMessage("-->> For an overview, type 'help(\"randtoolbox\")'.")
	}else
		packageStartupMessage("This is randtoolbox. For an overview, type 'help(\"randtoolbox\")'.")
	
}