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#
# The RealityGrid Steerer
#
# Copyright (c) 2002-2009, University of Manchester, United Kingdom.
# All rights reserved.
#
# This software is produced by Research Computing Services, University
# of Manchester as part of the RealityGrid project and associated
# follow on projects, funded by the EPSRC under grants GR/R67699/01,
# GR/R67699/02, GR/T27488/01, EP/C536452/1, EP/D500028/1,
# EP/F00561X/1.
#
# LICENCE TERMS
#
# 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 The University of Manchester nor the names
# of its contributors 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 HOLDER 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.
#
# Author: Robert Haines
set(REG_DIR_DESCRIPTION "directory containing RealityGridConfig.cmake. This is either the root of the build tree, or PREFIX/lib/RealityGrid for an installation.")
set(REG_DIR_MESSAGE "RealityGrid not found. Set the RealityGrid_DIR cmake cache entry to the ${REG_DIR_DESCRIPTION}")
#---------------------------------------------------------
# Search only if the location is not already known.
if(NOT RealityGrid_DIR)
find_path(RealityGrid_DIR UseRealityGrid.cmake
HINTS $ENV{STEER_LIB_ROOT} ${STEER_LIB_ROOT} $ENV{REG_STEER_HOME} $ENV{REG_HOME}}
PATH_SUFFIXES lib/RealityGrid lib
PATHS /usr /usr/local
DOC "The ${REG_DIR_DESCRIPTION}"
)
endif(NOT RealityGrid_DIR)
#---------------------------------------------------------
if(RealityGrid_DIR)
# have we really found it?
if(EXISTS ${RealityGrid_DIR}/RealityGridConfig.cmake)
# yes - load settings
set(RealityGrid_FOUND 1)
include(${RealityGrid_DIR}/RealityGridConfig.cmake)
else(EXISTS ${RealityGrid_DIR}/RealityGridConfig.cmake)
# no
set(RealityGrid_FOUND 0)
endif(EXISTS ${RealityGrid_DIR}/RealityGridConfig.cmake)
else(RealityGrid_DIR)
# not found
set(RealityGrid_FOUND 0)
endif(RealityGrid_DIR)
#---------------------------------------------------------
if(NOT RealityGrid_FOUND)
if(RealityGrid_FIND_REQUIRED)
message(FATAL_ERROR ${REG_DIR_MESSAGE})
else(RealityGrid_FIND_REQUIRED)
if(NOT RealityGrid_FIND_QUIETLY)
message(STATUS ${REG_DIR_MESSAGE})
endif(NOT RealityGrid_FIND_QUIETLY)
endif(RealityGrid_FIND_REQUIRED)
endif(NOT RealityGrid_FOUND)
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