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lokinet/daemon/CMakeLists.txt

91 lines
3.0 KiB
CMake

set(exetargets lokinet)
if(APPLE)
add_executable(lokinet lokinet.swift)
target_compile_options(lokinet BEFORE PRIVATE -target x86_64-apple-macos${CMAKE_OSX_DEPLOYMENT_TARGET})
else()
add_executable(lokinet lokinet.cpp)
endif()
add_executable(lokinet-vpn lokinet-vpn.cpp)
enable_lto(lokinet lokinet-vpn)
list(APPEND exetargets lokinet-vpn)
if(WITH_BOOTSTRAP)
add_executable(lokinet-bootstrap lokinet-bootstrap.cpp)
list(APPEND exetargets lokinet-bootstrap)
enable_lto(lokinet-bootstrap)
endif()
if(TRACY_ROOT)
target_sources(lokinet PRIVATE ${TRACY_ROOT}/TracyClient.cpp)
endif()
set(should_install ON)
set(SETCAP)
cmake refactor Refactors many things in cmake to improve and simplify: - don't use variable indirection for target names; target names are *already* a variable of sorts. (e.g. ${UTIL_LIB} is now just lokinet-util). cmake/basic_definitions.cmake is now gone. - fix LTO enabling to use the standard cmake (3.9+) LTO mechanism rather than shoving a bunch of flag hacks through link_libraries and add_compile_options. This also now enables LTO when building a shared library (because previously the -flto hacks were only turned on in the static code for some reason). - build liblokinet as *either* shared library or static library, but not both. Building both makes things more complicated because they had different names (lokinet-shared or lokinet-static) and seems pointless: you generally want one or the other. Now there is just the liblokinet target, which will be shared or static depending on the value of BUILD_SHARED_LIBS. - Simplify lokinet-cryptography AVX2 code: just build *one* library, and add in the additional AVX2 files when possible, rather than building two and needing to merge them. - Compress STATIC_LINK and STATIC_LINK_RUNTIME into just STATIC_LINK. It makes no sense to use one of these (_RUNTIME) on Windows and the other on non-Windows when they appear to try to do the same thing. - remove a bunch of annotations from `endif(FOO)` -> `endif()`. - move all the tuntap compilation code (including OS-specific source file selection) into vendor/CMakeLists.txt and build tuntap as an intermediate OBJECT library rather than keeping a global variable in 5 different files. - move release motto define to root cmake; it made no sense being duplicated in both unix.cmake and win32.cmake - fix add_log_tag to not stomp on any existing source compile flags with its definition. Also use proper compile definition property instead of cramming it into compile flags. - make optimization/linker flags less hacky. There's no reason for us to force particular optimization flags because the cmake build type already does that (e.g. -DCMAKE_BUILD_TYPE=Release does -O3). Not doing that also silences a bunch of cmake warnings because it thinks "-O0 -g3" etc. are link libraries (which is reasonable: that's what the code was telling cmake they are). - sets the default build type to RelWithDebInfo which gives us `-O2 -g` if you don't specify a build type. - Move PIC up (so that the things loaded in unix.cmake, notably libuv, have it set). - Add a custom `curl` interface library that carries the correct link target and include paths for curl (system or bundled).
4 years ago
if(CMAKE_SYSTEM_NAME MATCHES "Linux")
option(WITH_SETCAP "use setcap when installing" ON)
if(WITH_SETCAP)
find_program(SETCAP NAMES setcap HINTS /sbin /usr/sbin)
if(SETCAP)
message(STATUS "Found setcap binary: ${SETCAP}")
else()
message(WARNING "cannot find setcap binary you will not be able use the install targets unless you use -DWITH_SETCAP=OFF")
set(should_install OFF)
endif()
endif()
endif()
if(WITH_BOOTSTRAP)
target_link_libraries(lokinet-bootstrap PUBLIC cpr::cpr)
if(NOT WIN32)
find_package(OpenSSL REQUIRED)
# because debian sid's curl doesn't link against openssl for some godawful cursed reason
target_link_libraries(lokinet-bootstrap PUBLIC OpenSSL::SSL OpenSSL::Crypto)
endif()
endif()
# cmake interface library for bunch of cmake hacks to fix final link order
add_library(hax_and_shims_for_cmake INTERFACE)
if(WIN32)
target_link_libraries(hax_and_shims_for_cmake INTERFACE uvw oxenmq::oxenmq -lws2_32 -lshlwapi -ldbghelp -luser32 -liphlpapi -lpsapi -luserenv)
endif()
foreach(exe ${exetargets})
if(WIN32)
target_sources(${exe} PRIVATE ${CMAKE_BINARY_DIR}/${exe}.rc)
target_link_libraries(${exe} PRIVATE -static-libstdc++ -static-libgcc --static -Wl,--pic-executable,-e,mainCRTStartup,--subsystem,console:5.00)
elseif(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
target_link_directories(${exe} PRIVATE /usr/local/lib)
endif()
target_link_libraries(${exe} PUBLIC lokinet-amalgum hax_and_shims_for_cmake)
if(STRIP_SYMBOLS)
add_custom_command(TARGET ${exe}
POST_BUILD
COMMAND ${CMAKE_OBJCOPY} ARGS --only-keep-debug $<TARGET_FILE:${exe}> $<TARGET_FILE:${exe}>.debug
COMMAND ${CMAKE_STRIP} ARGS --strip-all $<TARGET_FILE:${exe}>)
endif()
target_include_directories(${exe} PUBLIC "${PROJECT_SOURCE_DIR}")
if(should_install)
if(APPLE)
install(TARGETS ${exe}
BUNDLE DESTINATION "${PROJECT_BINARY_DIR}"
RUNTIME DESTINATION "."
COMPONENT lokinet)
else()
install(TARGETS ${exe} RUNTIME DESTINATION bin COMPONENT lokinet)
endif()
endif()
endforeach()
if(SETCAP)
install(CODE "execute_process(COMMAND ${SETCAP} cap_net_admin,cap_net_bind_service=+eip ${CMAKE_INSTALL_PREFIX}/bin/lokinet)")
endif()
if(STRIP_SYMBOLS)
add_custom_target(symbols ALL
COMMAND ${CMAKE_COMMAND} -E tar cJf ${CMAKE_CURRENT_BINARY_DIR}/debug-symbols.tar.xz $<TARGET_FILE:lokinet>.debug
DEPENDS lokinet)
endif()