wehub-resource-sync
50 lines
2.2 KiB
CMake
50 lines
2.2 KiB
CMake
# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License 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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# See the License for the specific language governing permissions and
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# limitations under the License.
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include_guard()
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set(NLOHMANN_JSON_REPO "https://github.com/nlohmann/json.git" CACHE STRING "The base project URL to FetchContent_Declare for nlohmann/json")
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set(NLOHMANN_JSON_TAG "v3.11.3" CACHE STRING "The git tag to FetchContent_Declare for nlohmann/json")
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# We use this directory to ensure we only fetch a single copy of dependencies, even between builds.
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# $HOME/storage is expected to be mounted from the host for developers.
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set(TRT_THIRD_PARTY_DL_DIR "$ENV{HOME}/storage" CACHE PATH "Directory to download third party dependencies to")
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# nlohmann/json's own CMake builds tests and install rules by default. Disable both
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# so our configure stays fast and our install tree doesn't pick up unrelated targets.
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set(JSON_BuildTests OFF CACHE INTERNAL "")
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set(JSON_Install OFF CACHE INTERNAL "")
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include(FetchContent)
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FetchContent_Declare(
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nlohmann_json
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PREFIX "${CMAKE_BINARY_DIR}/third_party/nlohmann_json"
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GIT_REPOSITORY ${NLOHMANN_JSON_REPO}
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GIT_TAG ${NLOHMANN_JSON_TAG}
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GIT_SHALLOW TRUE
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SOURCE_DIR "${TRT_THIRD_PARTY_DL_DIR}/nlohmann_json/${NLOHMANN_JSON_TAG}"
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EXCLUDE_FROM_ALL
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UPDATE_DISCONNECTED ${TRT_FETCH_CONTENT_UPDATES_DISCONNECTED}
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OVERRIDE_FIND_PACKAGE # downstream find_package(nlohmann_json) is satisfied from here.
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)
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FetchContent_MakeAvailable(nlohmann_json)
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# Populate NLOHMANN_JSON_INCLUDE_DIRS for samples/common.
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if(nlohmann_json_SOURCE_DIR)
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set(NLOHMANN_JSON_INCLUDE_DIRS "${nlohmann_json_SOURCE_DIR}/include"
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CACHE PATH "nlohmann/json include directory (set by FetchNlohmannJson.cmake)")
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endif()
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