vectorscan/cmake/osdetection.cmake

55 lines
2.1 KiB
CMake

if(CMAKE_SYSTEM_NAME MATCHES "Linux")
set(LINUX TRUE)
endif(CMAKE_SYSTEM_NAME MATCHES "Linux")
if(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
set(FREEBSD true)
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
#FIXME: find a nicer and more general way of doing this
if(CMAKE_C_COMPILER MATCHES "/usr/local/bin/gcc13")
set(CMAKE_BUILD_RPATH "/usr/local/lib/gcc13")
elseif(ARCH_AARCH64 AND (CMAKE_C_COMPILER MATCHES "/usr/local/bin/gcc12"))
set(CMAKE_BUILD_RPATH "/usr/local/lib/gcc12")
endif()
endif(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
if(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
set(NETBSD true)
endif(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set(MACOSX TRUE)
endif()
if (ARCH_IA32 OR ARCH_X86_64)
option(FAT_RUNTIME "Build a library that supports multiple microarchitectures" ON)
else()
option(FAT_RUNTIME "Build a library that supports multiple microarchitectures" OFF)
endif()
if (FAT_RUNTIME)
message("Checking Fat Runtime Requirements...")
if (USE_CPU_NATIVE AND FAT_RUNTIME)
message(FATAL_ERROR "Fat runtime is not compatible with Native CPU detection")
endif()
if (NOT (ARCH_IA32 OR ARCH_X86_64 OR ARCH_AARCH64))
message(FATAL_ERROR "Fat runtime is only supported on Intel and Aarch64 architectures")
else()
message(STATUS "Building Fat runtime for multiple microarchitectures")
message(STATUS "generator is ${CMAKE_GENERATOR}")
if (NOT (CMAKE_GENERATOR MATCHES "Unix Makefiles" OR
(CMAKE_VERSION VERSION_GREATER "3.0" AND CMAKE_GENERATOR MATCHES "Ninja")))
message (FATAL_ERROR "Building the fat runtime requires the Unix Makefiles generator, or Ninja with CMake v3.0 or higher")
else()
include (${CMAKE_MODULE_PATH}/attrib.cmake)
if (NOT HAS_C_ATTR_IFUNC)
message(FATAL_ERROR "Compiler does not support ifunc attribute, cannot build fat runtime")
endif()
endif()
endif()
if (NOT RELEASE_BUILD)
message(FATAL_ERROR "Fat runtime is only built on Release builds")
endif()
endif ()