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# (C) Copyright 2011- ECMWF.
#
# This software is licensed under the terms of the Apache Licence Version 2.0
# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
# In applying this licence, ECMWF does not waive the privileges and immunities
# granted to it by virtue of its status as an intergovernmental organisation
# nor does it submit to any jurisdiction.
##############################################################################
#
# ecBuild Policies
# ================
#
# NOTE: This file needs to be included with NO_POLICY_SCOPE or it will have no
# effect!
#
##############################################################################
if( NOT ${PROJECT_NAME}_ECBUILD_POLICIES_INCLUDED )
set( ${PROJECT_NAME}_ECBUILD_POLICIES_INCLUDED TRUE )
if( ECBUILD_2_COMPAT )
# Allow mixed use of plain and keyword target_link_libraries
cmake_policy( SET CMP0023 OLD )
# Allow use of the LOCATION target property.
cmake_policy( SET CMP0026 OLD )
# Do not manage VERSION variables in project command
cmake_policy( SET CMP0048 OLD )
# RPATH settings on macOS do not affect "install_name"
# FTM, keep old behavior -- need to test if new behavior impacts binaries in build directory
cmake_policy( SET CMP0068 OLD )
else()
# we set these to avoid warnings
cmake_policy( SET CMP0048 NEW ) # introduced in cmake 3.0
cmake_policy( SET CMP0068 NEW ) # introduced in cmake 3.9
endif()
# for macosx use @rpath in a target’s install name (CMP0042)
set( CMAKE_MACOSX_RPATH ON )
# find packages use <package>_ROOT by default, new in version 3.12
if( POLICY CMP0074 )
cmake_policy( SET CMP0074 NEW )
endif()
# Detect invalid indices in the ``list()`` command, new in version 3.21
if( POLICY CMP0121 )
cmake_policy( SET CMP0121 NEW )
endif()
endif()
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