34 lines
1.3 KiB
CMake
34 lines
1.3 KiB
CMake
project(mycryptopp)
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add_library(cryptopp dummy.cpp)
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# note: include directory is called vendor_cryptopp instead of cryptopp to avoid include clashes with system headers
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target_include_directories(cryptopp SYSTEM INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
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if(NOT DISABLE_OPENMP)
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if(APPLE AND (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "7.0"
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AND ßCMAKE_VERSION VERSION_LESS "3.8.0")
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# Workaround because older cmake on apple doesn't support FindOpenMP
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set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-Xclang -fopenmp")
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target_link_libraries(cryptopp PRIVATE -lomp)
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else()
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find_package(OpenMP)
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if(OPENMP_FOUND)
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set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS})
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target_link_libraries(cryptopp PRIVATE ${OpenMP_CXX_FLAGS})
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else(OPENMP_FOUND)
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message(FATAL_ERROR "Did not find OpenMP. Build with -DDISABLE_OPENMP=ON if you want to allow this and are willing to take the performance hit.")
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endif(OPENMP_FOUND)
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endif()
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endif(NOT DISABLE_OPENMP)
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set(BUILD_TESTING OFF)
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set(BUILD_DOCUMENTATION OFF)
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set(BUILD_SHARED OFF)
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set(BUILD_STATIC ON)
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add_subdirectory(vendor_cryptopp EXCLUDE_FROM_ALL)
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target_link_libraries(cryptopp PRIVATE cryptopp-static)
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