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# Copyright (c) Dean Michael Berris 2010.

# Distributed under the Boost Software License, Version 1.0.

# (See accompanying file LICENSE_1_0.txt or copy at

# http://www.boost.org/LICENSE_1_0.txt)

cmake_minimum_required(VERSION 2.8)

project(CPP-NETLIB)

option( CPP-NETLIB_BUILD_SHARED_LIBS "Build cpp-netlib as shared libraries." OFF )

option( CPP-NETLIB_BUILD_TESTS "Build the cpp-netlib project tests." ON)

option( CPP-NETLIB_BUILD_EXAMPLES "Build the cpp-netlib project examples." ON)

option( CPP-NETLIB_ENABLE_HTTPS "Build cpp-netlib with support for https if OpenSSL is found." ON)

option( CPP-NETLIB_STATIC_OPENSSL "Build cpp-netlib using static OpenSSL" OFF)

option( CPP-NETLIB_STATIC_BOOST "Build cpp-netlib using static Boost" OFF)

include(GNUInstallDirs)

# determine install path for CMake config files

if(WIN32 AND NOT CYGWIN)

set(DEF_INSTALL_CMAKE_DIR CMake)

else()

set(DEF_INSTALL_CMAKE_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/cppnetlib)

endif()

set(INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")

# Make relative cmake install path absolute (needed later on)

if(NOT IS_ABSOLUTE "${INSTALL_CMAKE_DIR}")

set(INSTALL_CMAKE_DIR "${CMAKE_INSTALL_PREFIX}/${INSTALL_CMAKE_DIR}")

endif()

if(CPP-NETLIB_BUILD_SHARED_LIBS OR BUILD_SHARED_LIBS)

message (STATUS "Linking boost testing libs dynamically...")

set(CPP-NETLIB_BUILD_SHARED_LIBS ON)

set(BUILD_SHARED_LIBS ON)

else()

set(CPP-NETLIB_BUILD_SHARED_LIBS OFF)

set(BUILD_SHARED_LIBS OFF)

endif()

# Use Boost's static libraries

if (CPP-NETLIB_STATIC_BOOST)

set(Boost_USE_STATIC_LIBS ON)

endif()

# We need this for all tests to use the dynamic version.

add_definitions(-DBOOST_TEST_DYN_LINK)

# Always use multi-threaded Boost libraries.

set(Boost_USE_MULTI_THREADED ON)

find_package(Boost 1.55.0 REQUIRED COMPONENTS system thread)

if (CPP-NETLIB_ENABLE_HTTPS)

if (APPLE)

# If we're on OSX check for Homebrew's copy of OpenSSL instead of Apple's

if (NOT OpenSSL_DIR)

find_program(HOMEBREW brew)

if (HOMEBREW STREQUAL "HOMEBREW-NOTFOUND")

message(WARNING "Homebrew not found: not using Homebrew's OpenSSL")

if (NOT OPENSSL_ROOT_DIR)

message(WARNING "Use -DOPENSSL_ROOT_DIR for non-Apple OpenSSL")

endif()

else()

execute_process(COMMAND brew --prefix openssl

OUTPUT_VARIABLE OPENSSL_ROOT_DIR

OUTPUT_STRIP_TRAILING_WHITESPACE)

endif()

if (CPP-NETLIB_STATIC_OPENSSL)

if (WIN32)

set(CMAKE_FIND_LIBRARY_SUFFIXES .lib)

else()

set(CMAKE_FIND_LIBRARY_SUFFIXES .a)

endif()

find_package(OpenSSL)

endif()

find_package( Threads )

set(CMAKE_VERBOSE_MAKEFILE true)

set(CPPNETLIB_VERSION_MAJOR 0) # MUST bump this whenever we make ABI-incompatible changes

set(CPPNETLIB_VERSION_MINOR 12)

set(CPPNETLIB_VERSION_PATCH 0)

set(CPPNETLIB_VERSION_STRING ${CPPNETLIB_VERSION_MAJOR}.${CPPNETLIB_VERSION_MINOR}.${CPPNETLIB_VERSION_PATCH})

if (CMAKE_BUILD_TYPE MATCHES Debug)

add_definitions(-DBOOST_NETWORK_DEBUG)

endif()

if (OPENSSL_FOUND)

add_definitions(-DBOOST_NETWORK_ENABLE_HTTPS)

include_directories(${OPENSSL_INCLUDE_DIR})

endif()

if (${CMAKE_CXX_COMPILER_ID} MATCHES GNU)

# Use C++11 when using GNU compilers.

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -std=c++11")

elseif (${CMAKE_CXX_COMPILER_ID} MATCHES Clang)

# We want to link in C++11 mode in Clang too, but also set a high enough

# template depth for the template metaprogramming.

set (CMAKE_CXX_FLAGS

"${CMAKE_CXX_FLAGS} -Wall -ftemplate-depth=256 -std=c++11 -DBOOST_ASIO_HAS_STD_CHRONO -DBOOST_ASIO_HAS_STD_ARRAY -DBOOST_ASIO_HAS_STD_SHARED_PTR -DBOOST_ASIO_HAS_STD_ATOMIC -DBOOST_ASIO_HAS_VARIADIC_TEMPLATES -DBOOST_ASIO_HAS_MOVE -DBOOST_THREAD_VERSION=3")

if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")

# Use libc++ only in OS X.

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")

set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lc++")

elseif (${CMAKE_SYSTEM_NAME} MATCHES "Linux")

# Use libstdc++ for Linux.

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libstdc++")

set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lstdc++")

endif()

set(Uri_BUILD_TESTS OFF)

set(Uri_BUILD_DOCS OFF)

set(Uri_DISABLE_LIBCXX ON)

add_subdirectory(deps/uri)

include_directories(deps/uri/include)

if (Boost_FOUND)

if (MSVC)

add_definitions(-D_SCL_SECURE_NO_WARNINGS)

endif(MSVC)

if (WIN32)

add_definitions(-D_WIN32_WINNT=0x0501)

endif(WIN32)

include_directories(${Boost_INCLUDE_DIRS})

# # Asio

# add_definitions(-DASIO_STANDALONE)

# include_directories(deps/asio/asio/include)

enable_testing()

add_subdirectory(libs/network/src)

if (CPP-NETLIB_BUILD_TESTS)

add_subdirectory(deps/googletest)

add_subdirectory(deps/uri/test)

add_subdirectory(libs/network/test)

endif (CPP-NETLIB_BUILD_TESTS)

if (CPP-NETLIB_BUILD_EXAMPLES)

add_subdirectory(libs/network/example)

endif (CPP-NETLIB_BUILD_EXAMPLES)

endif(Boost_FOUND)

if (MSVC)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /bigobj")

endif()

# See whether we can find the ccache program -- if we can, then use it for the build.

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)

enable_testing()

install(DIRECTORY boost DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

# ###

# ## Export Targets

# # (so cpp-netlib can be easily used by other CMake projects)

# # [see http://www.cmake.org/Wiki/CMake/Tutorials/How_to_create_a_ProjectConfig.cmake_file]

# # Add all targets to the build-tree export set

# export(TARGETS cppnetlib-client-connections cppnetlib-server-parsers cppnetlib-uri

# FILE "${PROJECT_BINARY_DIR}/cppnetlibTargets.cmake")

# # Export the package for use from the build-tree

# # (this registers the build-tree with a global CMake-registry)

# export(PACKAGE cppnetlib)

# # Create the cppnetlibConfig.cmake and cppnetlibConfigVersion files

# file(RELATIVE_PATH REL_INCLUDE_DIR "${INSTALL_CMAKE_DIR}"

# "${CMAKE_INSTALL_FULL_INCLUDEDIR}")

# # ... for the build tree

# set(CONF_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}" ${Boost_INCLUDE_DIRS})

# configure_file(cppnetlibConfig.cmake.in

# "${PROJECT_BINARY_DIR}/cppnetlibConfig.cmake" @ONLY)

# # ... for the install tree

# set(CONF_INCLUDE_DIRS "\${CPPNETLIB_CMAKE_DIR}/${REL_INCLUDE_DIR}")

# set(CONF_INCLUDE_DIRS ${CONF_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS})

# configure_file(cppnetlibConfig.cmake.in

# "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cppnetlibConfig.cmake" @ONLY)

# # ... for both

# configure_file(cppnetlibConfigVersion.cmake.in

# "${PROJECT_BINARY_DIR}/cppnetlibConfigVersion.cmake" @ONLY)

# # Install the cppnetlibConfig.cmake and cppnetlibConfigVersion.cmake

# install(FILES

# "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/cppnetlibConfig.cmake"

# "${PROJECT_BINARY_DIR}/cppnetlibConfigVersion.cmake"

# DESTINATION "${INSTALL_CMAKE_DIR}"

# COMPONENT dev)

# # Install the export set for use with the install-tree

# install(EXPORT cppnetlibTargets

# DESTINATION "${INSTALL_CMAKE_DIR}"

# COMPONENT dev)