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47 lines
1.9 KiB
CMake
47 lines
1.9 KiB
CMake
#
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# All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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# its licensors.
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#
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# For complete copyright and license terms please see the LICENSE at the root of this
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# distribution (the "License"). All use of this software is governed by the License,
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# or, if provided, by the license below or the license accompanying this file. Do not
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# remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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#
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include(FindPackageHandleStandardArgs)
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#! ly_add_dependencies: wrapper to add_dependencies, however, this wrapper collaborates with
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# LYWrappers.cmake to delay adding dependencies if the target is not declared yet.
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#
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# This wrapper will add the dependency to the indicated target immediately if the target was
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# already added. If the target was not added at the moment this function is called, the dependency
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# will be stored in a global variable which ly_add_target will access and create those dependencies
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# after the target is added.
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#
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# \arg:TARGET name of the target
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# \arg:DEPENDENCIES dependencies to add to TARGET
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#
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function(ly_add_dependencies TARGET)
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if(NOT TARGET)
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message(FATAL_ERROR "You must provide a target")
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endif()
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set (extra_function_args ${ARGN})
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if(num_extra_args)
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message(FATAL_ERROR "You must provide at least a dependency")
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endif()
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if(${TARGET} IN_LIST extra_function_args)
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message(FATAL_ERROR "Cyclic dependency detected ${TARGET} depends on ${extra_function_args}")
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endif()
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if(TARGET ${TARGET})
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# Target already created, add it
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ly_parse_third_party_dependencies("${extra_function_args}")
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add_dependencies(${TARGET} ${extra_function_args})
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else()
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set_property(GLOBAL APPEND PROPERTY LY_DELAYED_DEPENDENCIES_${TARGET} ${extra_function_args})
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endif()
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endfunction()
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