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