json/test/cmake_fetch_content/project/CMakeLists.txt

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cmake_minimum_required(VERSION 3.11)
project(DummyImport CXX)
include(FetchContent)
FetchContent_Declare(json
GIT_REPOSITORY ${CMAKE_CURRENT_SOURCE_DIR}/../../..
GIT_TAG HEAD)
FetchContent_GetProperties(json)
if(NOT json_POPULATED)
FetchContent_Populate(json)
add_subdirectory(${json_SOURCE_DIR} ${json_BINARY_DIR} EXCLUDE_FROM_ALL)
endif()
add_executable(with_namespace_target main.cpp)
target_link_libraries(with_namespace_target nlohmann_json::nlohmann_json)
add_executable(without_namespace_target main.cpp)
target_link_libraries(without_namespace_target nlohmann_json)