mirror of
https://github.com/oxen-io/lokinet.git
synced 2024-11-19 09:25:28 +00:00
117 lines
3.8 KiB
CMake
117 lines
3.8 KiB
CMake
if(NOT UNIX)
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return()
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endif()
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include(CheckCXXSourceCompiles)
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include(CheckLibraryExists)
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add_definitions(-DUNIX)
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add_definitions(-DPOSIX)
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if (STATIC_LINK_RUNTIME)
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set(LIBUV_USE_STATIC ON)
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endif()
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if(LIBUV_ROOT)
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add_subdirectory(${LIBUV_ROOT})
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set(LIBUV_INCLUDE_DIRS ${LIBUV_ROOT}/include)
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set(LIBUV_LIBRARY uv_a)
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add_definitions(-D_LARGEFILE_SOURCE)
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add_definitions(-D_FILE_OFFSET_BITS=64)
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else()
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find_package(LibUV 1.28.0 REQUIRED)
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endif()
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include_directories(${LIBUV_INCLUDE_DIRS})
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function(check_working_cxx_atomics64 varname)
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set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
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set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -std=c++14")
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check_cxx_source_compiles("
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#include <atomic>
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#include <cstdint>
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std::atomic<uint64_t> x (0);
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int main() {
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uint64_t i = x.load(std::memory_order_relaxed);
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return 0;
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}
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" ${varname})
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set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
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endfunction()
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function(link_libatomic)
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check_working_cxx_atomics64(HAVE_CXX_ATOMICS64_WITHOUT_LIB)
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if(HAVE_CXX_ATOMICS64_WITHOUT_LIB)
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message(STATUS "Have working 64bit atomics")
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return()
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endif()
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check_library_exists(atomic __atomic_load_8 "" HAVE_CXX_LIBATOMICS64)
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if (HAVE_CXX_LIBATOMICS64)
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message(STATUS "Have 64bit atomics via library")
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list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic")
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check_working_cxx_atomics64(HAVE_CXX_ATOMICS64_WITH_LIB)
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if (HAVE_CXX_ATOMICS64_WITH_LIB)
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message(STATUS "Can link with libatomic")
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link_libraries(-latomic)
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return()
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endif()
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endif()
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message(FATAL_ERROR "Host compiler must support 64-bit std::atomic!")
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endfunction()
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if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
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set(FS_LIB stdc++fs)
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get_filename_component(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-linux.c ABSOLUTE)
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link_libatomic()
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elseif(${CMAKE_SYSTEM_NAME} MATCHES "Android")
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find_library(FS_LIB NAMES c++fs c++experimental stdc++fs)
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if(FS_LIB STREQUAL FS_LIB-NOTFOUND)
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add_subdirectory(vendor)
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include_directories("${CMAKE_CURRENT_LIST_DIR}/../vendor/cppbackport-master/lib")
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add_definitions(-DLOKINET_USE_CPPBACKPORT)
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set(FS_LIB cppbackport)
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endif()
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get_filename_component(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-linux.c ABSOLUTE)
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elseif (${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
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set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-openbsd.c ${TT_ROOT}/tuntap-unix-bsd.c)
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elseif (${CMAKE_SYSTEM_NAME} MATCHES "NetBSD")
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set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-netbsd.c ${TT_ROOT}/tuntap-unix-bsd.c)
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elseif (${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD" OR ${CMAKE_SYSTEM_NAME} MATCHES "DragonFly")
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find_library(FS_LIB NAMES c++experimental)
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set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-freebsd.c ${TT_ROOT}/tuntap-unix-bsd.c)
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elseif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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find_library(FS_LIB NAMES c++fs c++experimental stdc++fs)
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if(FS_LIB STREQUAL FS_LIB-NOTFOUND)
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add_subdirectory(vendor)
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include_directories("${CMAKE_CURRENT_LIST_DIR}/../vendor/cppbackport-master/lib")
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add_definitions(-DLOKINET_USE_CPPBACKPORT)
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set(FS_LIB cppbackport)
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endif()
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set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-darwin.c ${TT_ROOT}/tuntap-unix-bsd.c)
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elseif (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
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set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-unix-sunos.c)
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# Apple C++ screws up name decorations in stdc++fs, causing link to fail
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# Samsung does not build c++experimental or c++fs in their Apple libc++ pkgsrc build
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if (NOT CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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add_subdirectory(vendor)
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include_directories("${CMAKE_CURRENT_LIST_DIR}/../vendor/cppbackport-master/lib")
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add_definitions(-DLOKINET_USE_CPPBACKPORT)
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set(FS_LIB cppbackport)
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else()
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set(FS_LIB stdc++fs)
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endif()
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else()
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message(FATAL_ERROR "Your operating system is not supported yet")
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endif()
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set(EXE_LIBS ${STATIC_LIB} libutp)
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if(RELEASE_MOTTO)
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add_definitions(-DLLARP_RELEASE_MOTTO="${RELEASE_MOTTO}")
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endif()
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