98 lines
3.2 KiB
CMake
98 lines
3.2 KiB
CMake
project(json-schema-validator CXX)
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cmake_minimum_required(VERSION 3.2)
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option(BUILD_TESTS "Build tests" ON)
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option(BUILD_EXAMPLES "Build examples" ON)
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# if used as a subdirectory just define a json-hpp-target as add_library(json-hpp INTERFACE)
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# and associate the path to json.hpp via target_include_directories()
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if(NOT TARGET json-hpp)
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set(NLOHMANN_JSON_DIR "" CACHE STRING "path to json.hpp")
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if(NOT EXISTS ${NLOHMANN_JSON_DIR}/nlohmann/json.hpp)
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message(FATAL_ERROR "please set NLOHMANN_JSON_DIR to a path in which NLohmann's json.hpp can be found. Looking for nlohmann/json.hpp in '${NLOHMANN_JSON_REALPATH}")
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endif()
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get_filename_component(NLOHMANN_JSON_REALPATH ${NLOHMANN_JSON_DIR} REALPATH)
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# create an interface-library for simple cmake-linking
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add_library(json-hpp INTERFACE)
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target_include_directories(json-hpp
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INTERFACE
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${NLOHMANN_JSON_REALPATH})
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endif()
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# and one for the validator
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add_library(json-schema-validator
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src/json-schema-draft4.json.cpp
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src/json-uri.cpp
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src/json-validator.cpp)
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install(TARGETS json-schema-validator
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LIBRARY DESTINATION lib
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ARCHIVE DESTINATION lib)
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install(DIRECTORY src/
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DESTINATION include
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FILES_MATCHING PATTERN "*.h*")
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target_include_directories(json-schema-validator
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PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/src)
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target_compile_features(json-schema-validator
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PUBLIC
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cxx_range_for) # for C++11 - flags
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# Enable more compiler warnings, except when using Visual Studio compiler
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if(NOT MSVC)
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target_compile_options(json-schema-validator
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PUBLIC
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-Wall -Wextra)
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endif()
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target_link_libraries(json-schema-validator
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PUBLIC
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json-hpp)
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if(BUILD_SHARED_LIBS)
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target_compile_definitions(json-schema-validator
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PRIVATE
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-DJSON_SCHEMA_VALIDATOR_EXPORTS)
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endif()
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# regex with boost if gcc < 4.9 - default is std::regex
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.9.0")
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find_package(Boost COMPONENTS regex)
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if(NOT Boost_FOUND)
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message(STATUS "GCC less then 4.9 and boost-regex NOT found - no regex used")
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target_compile_definitions(json-schema-validator PRIVATE -DJSON_SCHEMA_NO_REGEX)
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else()
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message(STATUS "GCC less then 4.9 and boost-regex FOUND - using boost::regex")
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target_compile_definitions(json-schema-validator PRIVATE -DJSON_SCHEMA_BOOST_REGEX)
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target_include_directories(json-schema-validator PRIVATE ${Boost_INCLUDE_DIRS})
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target_link_libraries(json-schema-validator PRIVATE ${Boost_LIBRARIES})
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endif()
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endif()
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endif()
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if(NOT TARGET json-hpp) # if used as a subdirectory do not install json-schema.hpp
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install(
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FILES
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${CMAKE_CURRENT_SOURCE_DIR}/src/json-schema.hpp
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DESTINATION
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${CMAKE_INSTALL_PREFIX}/include
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)
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endif()
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if (BUILD_EXAMPLES)
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# simple json-schema-validator-executable
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add_executable(json-schema-validate app/json-schema-validate.cpp)
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target_link_libraries(json-schema-validate json-schema-validator)
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endif()
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if (BUILD_TESTS)
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# test-zone
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enable_testing()
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add_subdirectory(test)
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endif()
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