# Copyright (C) 2020 The Khronos Group Inc.
#
# All rights reserved.
#
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# modification, are permitted provided that the following conditions
# are met:
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#    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
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#    with the distribution.
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# POSSIBILITY OF SUCH DAMAGE.

# The HLSL source is directly embedded into the glslang target when ENABLE_HLSL
# is set.
# This source now lives at: glslang/HLSL/
# The HLSL target is now just a stub that exists for backwards compatibility for
# projects that referenced this target.

add_library(HLSL ${LIB_TYPE} "stub.cpp")
set_property(TARGET HLSL PROPERTY FOLDER hlsl)
set_property(TARGET HLSL PROPERTY POSITION_INDEPENDENT_CODE ON)

if(WIN32 AND BUILD_SHARED_LIBS)
    set_target_properties(HLSL PROPERTIES PREFIX "")
endif()

if(ENABLE_GLSLANG_INSTALL)
    install(TARGETS HLSL EXPORT glslang-targets)

    file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/HLSLTargets.cmake" "
        message(WARNING \"Using `HLSLTargets.cmake` is deprecated: use `find_package(glslang)` to find glslang CMake targets.\")

        if (NOT TARGET glslang::HLSL)
            include(\"\${CMAKE_CURRENT_LIST_DIR}/../../${CMAKE_INSTALL_LIBDIR}/${PROJECT_NAME}/glslang-targets.cmake\")
        endif()

        add_library(HLSL ALIAS glslang::HLSL)
    ")
    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/HLSLTargets.cmake" DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake)
endif()