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set boost flags before finding

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orignal 2024-09-19 08:02:37 -04:00
parent 7ef1fdf634
commit 715e063550
1 changed files with 26 additions and 22 deletions
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48
build/CMakeLists.txt
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@ -125,11 +125,6 @@ if(WIN32)
endif()
find_package(Boost REQUIRED COMPONENTS system filesystem program_options)
if(NOT DEFINED Boost_FOUND)
message(SEND_ERROR "Boost is not found, or your boost version was below 1.46. Please download Boost!")
endif()
if(WITH_UPNP)
add_definitions(-DUSE_UPNP)
endif()
@ -161,23 +156,6 @@ else()
endif()
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} -ffunction-sections -fdata-sections")
set(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "-Wl,--gc-sections") # -flto is added from above
# check for c++20 & c++17 support
include(CheckCXXCompilerFlag)
if(Boost_VERSION VERSION_GREATER_EQUAL "1.83") # min boost version for c++20
CHECK_CXX_COMPILER_FLAG("-std=c++20" CXX20_SUPPORTED)
endif()
CHECK_CXX_COMPILER_FLAG("-std=c++17" CXX17_SUPPORTED)
if(CXX20_SUPPORTED)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20")
elseif(CXX17_SUPPORTED)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
else()
message(SEND_ERROR "C++20 nor C++17 standard not seems to be supported by compiler. Too old version?")
endif()
endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
@ -292,6 +270,11 @@ else()
endif()
endif()
find_package(Boost REQUIRED COMPONENTS system filesystem program_options)
if(NOT DEFINED Boost_FOUND)
message(SEND_ERROR "Boost is not found, or your boost version was below 1.46. Please download Boost!")
endif()
find_package(OpenSSL REQUIRED)
if(NOT DEFINED OPENSSL_FOUND)
message(SEND_ERROR "Could not find OpenSSL. Please download and install it first!")
@ -315,6 +298,26 @@ if(ZLIB_FOUND)
link_directories(${ZLIB_ROOT}/lib)
endif()
# C++ standard to use, based on compiler and version of boost
if(NOT MSVC)
# check for c++20 & c++17 support
include(CheckCXXCompilerFlag)
if(Boost_VERSION VERSION_GREATER_EQUAL "1.83") # min boost version for c++20
CHECK_CXX_COMPILER_FLAG("-std=c++20" CXX20_SUPPORTED)
endif()
CHECK_CXX_COMPILER_FLAG("-std=c++17" CXX17_SUPPORTED)
if(CXX20_SUPPORTED)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20")
elseif(CXX17_SUPPORTED)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
else()
message(SEND_ERROR "C++20 nor C++17 standard not seems to be supported by compiler. Too old version?")
endif()
endif()
# load includes
include_directories(SYSTEM ${Boost_INCLUDE_DIRS} ${OPENSSL_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR})
@ -325,6 +328,7 @@ message(STATUS "Compiler vendor : ${CMAKE_CXX_COMPILER_ID}")
message(STATUS "Compiler version : ${CMAKE_CXX_COMPILER_VERSION}")
message(STATUS "Compiler path : ${CMAKE_CXX_COMPILER}")
message(STATUS "Architecture : ${ARCHITECTURE}")
message(STATUS "Compiler flags : ${CMAKE_CXX_FLAGS}")
message(STATUS "Install prefix: : ${CMAKE_INSTALL_PREFIX}")
message(STATUS "Options:")
message(STATUS " AESNI : ${WITH_AESNI}")