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+#
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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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+# This file is copied during engine registration. Edits to this file will be lost next
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+# time a registration happens.
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+
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+include_guard()
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+
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+# Read the engine name from the project_json file
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+file(READ ${CMAKE_CURRENT_LIST_DIR}/project.json project_json)
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+string(JSON LY_ENGINE_NAME_TO_USE ERROR_VARIABLE json_error GET ${project_json} engine)
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+if(json_error)
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+ message(FATAL_ERROR "Unable to read key 'engine' from 'project.json', error: ${json_error}")
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+endif()
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+
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+# Read the list of paths from ~.o3de/o3de_manifest.json
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+file(TO_CMAKE_PATH "$ENV{USERPROFILE}" home_directory) # Windows
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+if((NOT home_directory) OR (NOT EXISTS ${home_directory}))
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+ file(TO_CMAKE_PATH "$ENV{HOME}" home_directory)# Unix
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+endif()
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+
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+if (NOT home_directory)
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+ message(FATAL_ERROR "Cannot find user home directory, the o3de manifest cannot be found")
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+endif()
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+# Set manifest path to path in the user home directory
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+set(manifest_path ${home_directory}/.o3de/o3de_manifest.json)
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+
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+if(EXISTS ${manifest_path})
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+ file(READ ${manifest_path} manifest_json)
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+ string(JSON engines_count ERROR_VARIABLE json_error LENGTH ${manifest_json} engines)
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+ if(json_error)
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+ message(FATAL_ERROR "Unable to read key 'engines' from '${manifest_path}', error: ${json_error}")
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+ endif()
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+
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+ math(EXPR engines_count "${engines_count}-1")
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+ foreach(engine_path_index RANGE ${engines_count})
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+ string(JSON engine_path ERROR_VARIABLE json_error GET ${manifest_json} engines ${engine_path_index})
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+ if(${json_error})
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+ message(FATAL_ERROR "Unable to read engines[${engine_path_index}] '${manifest_path}', error: ${json_error}")
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+ endif()
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+ list(APPEND CMAKE_MODULE_PATH "${engine_path}/cmake")
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+ endforeach()
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+endif()
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scottmur