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# vim: et ts=4 sts=4 sw=4 tw=0
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CMAKE_MINIMUM_REQUIRED(VERSION 3.1)
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PROJECT(jsoncpp)
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ENABLE_TESTING()
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_GLIBCXX_USE_CXX11_ABI=0")
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OPTION(JSONCPP_WITH_TESTS "Compile and (for jsoncpp_check) run JsonCpp test executables" ON)
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OPTION(JSONCPP_WITH_POST_BUILD_UNITTEST "Automatically run unit-tests as a post build step" ON)
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OPTION(JSONCPP_WITH_WARNING_AS_ERROR "Force compilation to fail if a warning occurs" OFF)
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OPTION(JSONCPP_WITH_STRICT_ISO "Issue all the warnings demanded by strict ISO C and ISO C++" ON)
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OPTION(JSONCPP_WITH_PKGCONFIG_SUPPORT "Generate and install .pc files" ON)
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OPTION(JSONCPP_WITH_CMAKE_PACKAGE "Generate and install cmake package files" OFF)
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OPTION(BUILD_SHARED_LIBS "Build jsoncpp_lib as a shared library." ON)
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OPTION(BUILD_STATIC_LIBS "Build jsoncpp_lib static library." ON)
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# Ensures that CMAKE_BUILD_TYPE is visible in cmake-gui on Unix
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IF(NOT WIN32)
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IF(NOT CMAKE_BUILD_TYPE)
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SET(CMAKE_BUILD_TYPE Release CACHE STRING
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"Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel Coverage."
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FORCE)
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ENDIF()
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ENDIF()
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# Enable runtime search path support for dynamic libraries on OSX
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IF(APPLE)
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SET(CMAKE_MACOSX_RPATH 1)
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ENDIF()
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# Adhere to GNU filesystem layout conventions
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INCLUDE(GNUInstallDirs)
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SET(DEBUG_LIBNAME_SUFFIX "" CACHE STRING "Optional suffix to append to the library name for a debug build")
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# Set variable named ${VAR_NAME} to value ${VALUE}
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FUNCTION(set_using_dynamic_name VAR_NAME VALUE)
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SET( "${VAR_NAME}" "${VALUE}" PARENT_SCOPE)
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ENDFUNCTION()
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# Extract major, minor, patch from version text
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# Parse a version string "X.Y.Z" and outputs
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# version parts in ${OUPUT_PREFIX}_MAJOR, _MINOR, _PATCH.
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# If parse succeeds then ${OUPUT_PREFIX}_FOUND is TRUE.
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MACRO(jsoncpp_parse_version VERSION_TEXT OUPUT_PREFIX)
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SET(VERSION_REGEX "[0-9]+\\.[0-9]+\\.[0-9]+(-[a-zA-Z0-9_]+)?")
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IF( ${VERSION_TEXT} MATCHES ${VERSION_REGEX} )
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STRING(REGEX MATCHALL "[0-9]+|-([A-Za-z0-9_]+)" VERSION_PARTS ${VERSION_TEXT})
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LIST(GET VERSION_PARTS 0 ${OUPUT_PREFIX}_MAJOR)
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LIST(GET VERSION_PARTS 1 ${OUPUT_PREFIX}_MINOR)
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LIST(GET VERSION_PARTS 2 ${OUPUT_PREFIX}_PATCH)
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set_using_dynamic_name( "${OUPUT_PREFIX}_FOUND" TRUE )
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ELSE( ${VERSION_TEXT} MATCHES ${VERSION_REGEX} )
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set_using_dynamic_name( "${OUPUT_PREFIX}_FOUND" FALSE )
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ENDIF()
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ENDMACRO()
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# Read out version from "version" file
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#FILE(STRINGS "version" JSONCPP_VERSION)
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#SET( JSONCPP_VERSION_MAJOR X )
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#SET( JSONCPP_VERSION_MINOR Y )
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#SET( JSONCPP_VERSION_PATCH Z )
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SET( JSONCPP_VERSION 1.8.4 )
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jsoncpp_parse_version( ${JSONCPP_VERSION} JSONCPP_VERSION )
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#IF(NOT JSONCPP_VERSION_FOUND)
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# MESSAGE(FATAL_ERROR "Failed to parse version string properly. Expect X.Y.Z")
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#ENDIF(NOT JSONCPP_VERSION_FOUND)
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SET( JSONCPP_SOVERSION 19 )
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SET( JSONCPP_USE_SECURE_MEMORY "0" CACHE STRING "-D...=1 to use memory-wiping allocator for STL" )
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MESSAGE(STATUS "JsonCpp Version: ${JSONCPP_VERSION_MAJOR}.${JSONCPP_VERSION_MINOR}.${JSONCPP_VERSION_PATCH}")
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# File version.h is only regenerated on CMake configure step
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CONFIGURE_FILE( "${PROJECT_SOURCE_DIR}/src/lib_json/version.h.in"
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"${PROJECT_SOURCE_DIR}/include/json/version.h"
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NEWLINE_STYLE UNIX )
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CONFIGURE_FILE( "${PROJECT_SOURCE_DIR}/version.in"
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"${PROJECT_SOURCE_DIR}/version"
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NEWLINE_STYLE UNIX )
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MACRO(UseCompilationWarningAsError)
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IF(MSVC)
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# Only enabled in debug because some old versions of VS STL generate
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# warnings when compiled in release configuration.
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SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /WX ")
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ELSEIF(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
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IF(JSONCPP_WITH_STRICT_ISO)
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic-errors")
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ENDIF()
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ENDIF()
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ENDMACRO()
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# Include our configuration header
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INCLUDE_DIRECTORIES( ${jsoncpp_SOURCE_DIR}/include )
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IF(MSVC)
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# Only enabled in debug because some old versions of VS STL generate
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# unreachable code warning when compiled in release configuration.
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SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /W4 ")
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ENDIF()
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# Require C++11 support, prefer ISO C++ over GNU variants,
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# as relying solely on ISO C++ is more portable.
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SET(CMAKE_CXX_STANDARD 11)
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SET(CMAKE_CXX_STANDARD_REQUIRED ON)
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SET(CMAKE_CXX_EXTENSIONS OFF)
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IF(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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# using regular Clang or AppleClang
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wconversion -Wshadow -Werror=conversion -Werror=sign-compare")
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ELSEIF(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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# using GCC
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wconversion -Wshadow -Wextra")
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# not yet ready for -Wsign-conversion
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IF(JSONCPP_WITH_STRICT_ISO)
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
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ENDIF()
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IF(JSONCPP_WITH_WARNING_AS_ERROR)
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror=conversion")
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ENDIF()
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ELSEIF(CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
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# using Intel compiler
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wconversion -Wshadow -Wextra -Werror=conversion")
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IF(JSONCPP_WITH_STRICT_ISO AND NOT JSONCPP_WITH_WARNING_AS_ERROR)
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SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
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ENDIF()
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ENDIF()
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FIND_PROGRAM(CCACHE_FOUND ccache)
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IF(CCACHE_FOUND)
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SET_PROPERTY(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
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SET_PROPERTY(GLOBAL PROPERTY RULE_LAUNCH_LINK ccache)
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ENDIF(CCACHE_FOUND)
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IF(JSONCPP_WITH_WARNING_AS_ERROR)
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UseCompilationWarningAsError()
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ENDIF()
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IF(JSONCPP_WITH_PKGCONFIG_SUPPORT)
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CONFIGURE_FILE(
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"pkg-config/jsoncpp.pc.in"
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"pkg-config/jsoncpp.pc"
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@ONLY)
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INSTALL(FILES "${CMAKE_CURRENT_BINARY_DIR}/pkg-config/jsoncpp.pc"
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DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
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ENDIF()
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IF(JSONCPP_WITH_CMAKE_PACKAGE)
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INSTALL(EXPORT jsoncpp
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/jsoncpp
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FILE jsoncppConfig.cmake)
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ENDIF()
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# Build the different applications
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ADD_SUBDIRECTORY( src )
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#install the includes
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ADD_SUBDIRECTORY( include )
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