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Copy pathCMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.22)
project(trafo
LANGUAGES C)
set (CMAKE_C_STANDARD 11)
if(WIN32)
add_definitions(-DWINDOWS)
endif()
#
# Default build type is RELEASE
#
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release)
endif()
message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
# Don't install to /usr/local/ use /usr/
set( CMAKE_INSTALL_PREFIX
/usr )
add_library(trafo SHARED
src/entropy.c
src/ftab.c
src/gini.c
src/sortbox.c
src/trafo.c
src/trafo_util.c
src/qsort.c)
add_executable(trafo_cli
src/entropy.c
src/ftab.c
src/gini.c
src/qsort.c
src/sortbox.c
src/trafo.c
src/trafo_cli.c
src/trafo_util.c)
target_link_libraries(trafo_cli
trafo)
set_target_properties(trafo_cli
PROPERTIES INSTALL_RPATH "$ORIGIN")
set_target_properties(trafo
PROPERTIES PUBLIC_HEADER src/trafo.h)
find_library(MATH_LIBRARY m)
if(MATH_LIBRARY)
target_link_libraries(trafo ${MATH_LIBRARY})
target_link_libraries(trafo_cli ${MATH_LIBRARY})
endif()
include(CheckCSourceCompiles)
check_c_source_compiles(
"
#include <stdlib.h>
static void f(void) __attribute__ ((visibility(\"hidden\")));
int main(void) {return 0;}
"
HAVE___ATTRIBUTE__VISIBILITY_HIDDEN
)
if(HAVE___ATTRIBUTE__VISIBILITY_HIDDEN)
target_compile_options(trafo PUBLIC -DHAVE___ATTRIBUTE__VISIBILITY_HIDDEN -fvisibility=hidden)
#target_compile_options(trafo PRIVATE -DHAVE___ATTRIBUTE__VISIBILITY_HIDDEN)
set_target_properties(trafo PROPERTIES C_VISIBILITY_PRESET hidden)
message(" HAVE___ATTRIBUTE__VISIBILITY_HIDDEN ")
else()
message("NO HAVE___ATTRIBUTE__VISIBILITY_HIDDEN ")
endif()
#
# Getopt
#
if(WIN32)
find_library(GETOPT_LIBRARY getopt)
message("getopt found at: ${GETOPT_LIBRARY}")
target_link_libraries(trafo_cli ${GETOPT_LIBRARY})
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${GETOPT_LIBRARY}")
find_path(GETOPT_INCLUDE_DIR getopt.h)
target_include_directories(trafo_cli PRIVATE GETOPT_INCLUDE_DIR)
endif()
#
# OpenMP
#
# https://cmake.org/cmake/help/v3.9/module/FindOpenMP.html
find_package(OpenMP)
if(OpenMP_C_FOUND)
message("Found OpenMP")
target_link_libraries(trafo OpenMP::OpenMP_C)
target_link_libraries(trafo_cli OpenMP::OpenMP_C)
endif()
#
# Link time optimization
#
# https://cmake.org/cmake/help/latest/module/CheckIPOSupported.html
include(CheckIPOSupported)
check_ipo_supported(RESULT result OUTPUT output)
if(result)
message("Enabling IPO")
set_property(TARGET trafo PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
set_property(TARGET trafo_cli PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_JOBS 8)
else()
message(WARNING "IPO is not supported: ${output}")
endif()
include("GNUInstallDirs")
INSTALL(TARGETS trafo
PUBLIC_HEADER DESTINATION "${CMAKE_INSTALL_FULL_INCLUDEDIR}"
LIBRARY DESTINATION ${CMAKE_INSTALL_FULL_LIBDIR}
)