# Part of Beast

cmake_minimum_required (VERSION 3.2)

project (Beast)

set_property (GLOBAL PROPERTY USE_FOLDERS ON)

if (MSVC)
    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP /W4 /wd4100 /bigobj /D _WIN32_WINNT=0x0601 /D_SCL_SECURE_NO_WARNINGS=1 /D_CRT_SECURE_NO_WARNINGS=1")
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /SAFESEH:NO")
else()
    set(Boost_USE_STATIC_LIBS ON)
    set(Boost_USE_MULTITHREADED ON)
    find_package(Boost REQUIRED COMPONENTS coroutine context thread filesystem program_options system)
    include_directories(${Boost_INCLUDE_DIRS})
    link_directories(${Boost_LIBRARY_DIR})

    set(THREADS_PREFER_PTHREAD_FLAG ON)
    find_package(Threads)

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

if (APPLE AND NOT DEFINED ENV{OPENSSL_ROOT_DIR})
  find_program(HOMEBREW brew)
  if (NOT HOMEBREW STREQUAL "HOMEBREW-NOTFOUND")
    execute_process(COMMAND brew --prefix openssl
      OUTPUT_VARIABLE OPENSSL_ROOT_DIR
      OUTPUT_STRIP_TRAILING_WHITESPACE)
  endif()
endif()

find_package(OpenSSL)

if (MINGW)
    link_libraries(${Boost_LIBRARIES} ws2_32 mswsock)
endif()

if ("${VARIANT}" STREQUAL "coverage")
    set(CMAKE_CXX_FLAGS
      "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")
    set(CMAKE_BUILD_TYPE RELWITHDEBINFO)
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lgcov")
elseif ("${VARIANT}" STREQUAL "asan")
    set(CMAKE_CXX_FLAGS
      "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer")
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address")
    set(CMAKE_BUILD_TYPE RELWITHDEBINFO)
elseif ("${VARIANT}" STREQUAL "usan")
    set(CMAKE_CXX_FLAGS
      "${CMAKE_CXX_FLAGS} -fsanitize=undefined -fno-omit-frame-pointer")
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
    set(CMAKE_BUILD_TYPE RELWITHDEBINFO)
elseif ("${VARIANT}" STREQUAL "debug")
    set(CMAKE_BUILD_TYPE DEBUG)
elseif ("${VARIANT}" STREQUAL "release")
    set(CMAKE_BUILD_TYPE RELEASE)
endif()

function(DoGroupSources curdir rootdir folder)
    file(GLOB children RELATIVE ${PROJECT_SOURCE_DIR}/${curdir} ${PROJECT_SOURCE_DIR}/${curdir}/*)
    foreach(child ${children})
        if(IS_DIRECTORY ${PROJECT_SOURCE_DIR}/${curdir}/${child})
            DoGroupSources(${curdir}/${child} ${rootdir} ${folder})
        elseif(${child} STREQUAL "CMakeLists.txt")
            source_group("" FILES ${PROJECT_SOURCE_DIR}/${curdir}/${child})
        else()
            string(REGEX REPLACE ^${rootdir} ${folder} groupname ${curdir})
            #set(groupname ${curdir})
            string(REPLACE "/" "\\" groupname ${groupname})
            source_group(${groupname} FILES ${PROJECT_SOURCE_DIR}/${curdir}/${child})
        endif()
    endforeach()
endfunction()

function(GroupSources curdir folder)
    DoGroupSources(${curdir} ${curdir} ${folder})
endfunction()

include_directories (extras)
include_directories (include)

file(GLOB_RECURSE BEAST_INCLUDES
    ${PROJECT_SOURCE_DIR}/include/beast/*.hpp
    ${PROJECT_SOURCE_DIR}/include/beast/*.ipp
)

file(GLOB_RECURSE EXTRAS_INCLUDES
    ${PROJECT_SOURCE_DIR}/extras/beast/*.hpp
    ${PROJECT_SOURCE_DIR}/extras/beast/*.ipp
)

add_subdirectory (examples)
if (NOT OPENSSL_FOUND)
    message("OpenSSL not found. Not building examples/ssl")
else()
    add_subdirectory (examples/ssl)
endif()
add_subdirectory (test)
add_subdirectory (test/core)
add_subdirectory (test/http)
add_subdirectory (test/websocket)
