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CMakeLists.txt
148 lines (136 loc) · 4.28 KB
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CMakeLists.txt
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cmake_minimum_required (VERSION 3.12.4)
project (readsparse VERSION 0.1.5)
set(CMAKE_BUILD_TYPE Release)
set(CMAKE_CXX_STANDARD 11)
set(SRC_FILES ${PROJECT_SOURCE_DIR}/src/reader.cpp
${PROJECT_SOURCE_DIR}/src/writer.cpp)
set(BUILD_SHARED_LIBS True)
add_library(readsparse SHARED ${SRC_FILES})
add_compile_definitions(READSPARSE_COMPILE)
if (WIN32 OR MSVC)
add_compile_definitions(_FILE_OFFSET_BITS=64)
endif()
# Compiler optimizations
include(CheckCXXSourceCompiles)
check_cxx_source_compiles(
"
#include <cstddef>
int main(int argc, char **argv)
{
double *__restrict x = nullptr;
return 0;
}
"
SUPPORTS_RESTRICT
)
if (SUPPORTS_RESTRICT)
add_compile_definitions(SUPPORTS_RESTRICT=1)
endif()
if (MSVC)
if (NOT (${CMAKE_CXX_FLAGS_RELEASE} MATCHES "/O2"))
set(OLD_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "/O2")
check_cxx_source_compiles(
"
int main(int argc, char **argv)
{
return 0;
}
"
SUPPORTS_O2
)
set(CMAKE_REQUIRED_FLAGS ${OLD_FLAGS})
if (SUPPORTS_O2)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /O2")
endif()
endif()
else()
if (NOT (${CMAKE_CXX_FLAGS_RELEASE} MATCHES "-O3 "))
set(OLD_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "-O3")
check_cxx_source_compiles(
"
int main(int argc, char **argv)
{
return 0;
}
"
SUPPORTS_O3
)
set(CMAKE_REQUIRED_FLAGS ${OLD_FLAGS})
if (SUPPORTS_O3)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
else()
set(CMAKE_REQUIRED_FLAGS "-O2")
check_cxx_source_compiles(
"
int main(int argc, char **argv)
{
return 0;
}
"
SUPPORTS_O2
)
set(CMAKE_REQUIRED_FLAGS ${OLD_FLAGS})
if (SUPPORTS_O2)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2")
endif()
endif()
endif()
endif()
option(USE_MARCH_NATIVE "Build with -march=native" OFF)
if (USE_MARCH_NATIVE AND NOT MSVC)
set(OLD_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "-march=native")
check_cxx_source_compiles(
"
int main(int argc, char **argv)
{
return 0;
}
"
SUPPORTS_MARCH_NATIVE
)
set(CMAKE_REQUIRED_FLAGS ${OLD_FLAGS})
if (SUPPORTS_MARCH_NATIVE)
message(STATUS "Adding flag -march=native.")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -march=native")
else()
set(CMAKE_REQUIRED_FLAGS "-mcpu=native")
check_cxx_source_compiles(
"
int main(int argc, char **argv)
{
return 0;
}
"
SUPPORTS_MCPU_NATIVE
)
set(CMAKE_REQUIRED_FLAGS ${OLD_FLAGS})
if (SUPPORTS_MCPU_NATIVE)
message(STATUS "Adding flag -mcpu=native.")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -mcpu=native")
else()
message(WARNING "Flags -march=native and -mcpu=native not supported by the compiler.")
endif()
endif()
endif()
set(HEADER_FILES ${PROJECT_SOURCE_DIR}/src/readsparse.hpp
${PROJECT_SOURCE_DIR}/src/readsparse_detemplated.hpp)
set_target_properties(readsparse PROPERTIES PUBLIC_HEADER HEADER_FILES SOVERSION 0 VERSION ${PROJECT_VERSION})
# Install target
include(GNUInstallDirs)
install(TARGETS readsparse
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
configure_file(readsparse.pc.in readsparse.pc @ONLY)
install(FILES ${CMAKE_BINARY_DIR}/readsparse.pc DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig)
# uninstall target
if(NOT TARGET uninstall)
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
endif()