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# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022 Blender Foundation. All rights reserved.
# Auto update existing CMake caches for new libraries
function(unset_cache_variables pattern)
get_cmake_property(_cache_variables CACHE_VARIABLES)
foreach (_cache_variable ${_cache_variables})
if("${_cache_variable}" MATCHES "${pattern}")
unset(${_cache_variable} CACHE)
endif()
endforeach()
endfunction()
# Detect update from 3.1 to 3.2 libs.
if(UNIX AND
DEFINED OPENEXR_VERSION AND
OPENEXR_VERSION VERSION_LESS "3.0.0" AND
EXISTS ${LIBDIR}/imath)
message(STATUS "Auto updating CMake configuration for Blender 3.2 libraries")
unset_cache_variables("^OPENIMAGEIO")
unset_cache_variables("^OPENEXR")
unset_cache_variables("^IMATH")
unset_cache_variables("^PNG")
unset_cache_variables("^USD")
unset_cache_variables("^WEBP")
endif()
# Automatically set WebP on/off depending if libraries are available.
if(EXISTS ${LIBDIR}/webp)
if(WITH_OPENIMAGEIO)
set(WITH_IMAGE_WEBP ON CACHE BOOL "" FORCE)
endif()
else()
set(WITH_IMAGE_WEBP OFF)
endif()
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