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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required( VERSION 3.00)
include(CMakeDependentOption)
# set the project name
project( SDL )
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED True)
#default
set(default_build_type "Debug")
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "Setting build type to '${default_build_type}' as none was specified.")
set(CMAKE_BUILD_TYPE "${default_build_type}" CACHE
STRING "Choose the type of build." FORCE)
set(CMAKE_DEBUG_FLAGS_DEBUG "$ENV{CXXFLAGS} -O0 -Wall -g -ggdb")
set(CMAKE_DEBUG_FLAGS_RELEASE "ENV{CXXFLAGS} -O3 -Wall")
# # set gui-property
# set_property(CACHE CAMKE_BUILD_TYPE PROPERTY STRINGS
# "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
endif()
set(CMAKE_DEBUG_POSTFIX d)
set(CMAKE_THREAD_PREFER_PTHREAD ON)
find_package(Threads REQUIRED)
if(CMAKE_COMPILER_IS_GNUCC_OR_CLANG)
if(CMAKE_COMPILER_IS_CLANG)
if(UNIX AND NOT APPLE)
set(CMAKE_CXX_FLAGS "-pthread ${CMAKE_CXX_FLAGS}") #force pthread to avoid bugs in some cmake setups
set(CMAKE_C_FLAGS "-pthread ${CMAKE_C_FLAGS}")
endif()
endif()
string(REGEX REPLACE "-O0" "-Og" CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
string(REGEX REPLACE "-O3" "-Ofast" CMAKE_CXX_FLAGS_RELEASE ${CMAKE_CXX_FLAGS_RELEASE})
string(REGEX REPLACE "-O0" "-Og" CMAKE_C_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG})
string(REGEX REPLACE "-O3" "-Ofast" CMAKE_C_FLAGS_RELEASE ${CMAKE_C_FLAGS_RELEASE})
if(ENABLE_SSE_AND_AVX_FLAGS)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -ffp-contract=fast -mavx -mavx2 -msse3 -msse4.1 -msse4.2 -msse4a")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -ffp-contract=fast -mavx -mavx2 -msse3 -msse4.1 -msse4.2 -msse4a")
endif()
endif()
set(CXX_FLAGS
-g
-Wall
-std=c++17
-D_PTHREADS
-Wno-unused-parameter
-o out.o
)
#
# aux_source_directory( . SRC_LIST)
set(SRC_LIST demo.cpp)
# add the executable ${XXX} 不能有空格
add_executable( SDL ${SRC_LIST} )
# .a .so link directory
set(LINK_DIR /usr/lib/x86_64-linux-gnu)
link_directories(${LINK_DIR})
# target_link_libraries( webserver1 libpthread.so)
target_link_libraries(SDL libSDL2-2.0.so.0)
#target_link_libraries(SDL libSDL2-2.0.so.0)