megenginelite-sys 1.8.2

A safe megenginelite wrapper in Rust
Documentation 
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if(MGE_USE_SYSTEM_LIB)
  find_package(OpenBLAS)
  set(MGE_USE_SYSTEM_OPENBLAS ON)

  message(STATUS "Using system provided OpenBLAS ${OpenBLAS_VERSION}")
  add_library(libopenblas IMPORTED GLOBAL)
  set_target_properties(
    libopenblas PROPERTIES IMPORTED_LOCATION ${OpenBLAS_LIBRARIES}
                           INTERFACE_INCLUDE_DIRECTORIES ${OpenBLAS_INCLUDE_DIRS})
  return()
endif()

include(ExternalProject)
include(GNUInstallDirs)

set(OPENBLAS_DIR
    "${PROJECT_SOURCE_DIR}/third_party/OpenBLAS"
    CACHE STRING "OpenBLAS directory")
set(OPENBLAS_BUILD_DIR ${PROJECT_BINARY_DIR}/third_party/OpenBLAS)

set(OPENBLAS_INC ${OPENBLAS_BUILD_DIR}/include)
set(OPENBLAS_LIB ${OPENBLAS_BUILD_DIR}/${CMAKE_INSTALL_LIBDIR}/libopenblas.a)

if(${CMAKE_GENERATOR} STREQUAL "Ninja")
  set(MAKE_COMMAND make)
else()
  set(MAKE_COMMAND "$(MAKE)")
endif()

ExternalProject_Add(
  openblas
  SOURCE_DIR ${OPENBLAS_DIR}
  PREFIX ${OPENBLAS_BUILD_DIR}
  CMAKE_GENERATOR "Unix Makefiles"
  CMAKE_ARGS -DCMAKE_C_COMPILER_LAUNCHER=${CMAKE_C_COMPILER_LAUNCHER}
             -DCMAKE_CXX_COMPILER_LAUNCHER=${CMAKE_CXX_COMPILER_LAUNCHER}
             -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
             -DCMAKE_INSTALL_PREFIX=${OPENBLAS_BUILD_DIR}
             -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
             -DCMAKE_POSITION_INDEPENDENT_CODE=ON
  BUILD_COMMAND ${MAKE_COMMAND}
  BUILD_BYPRODUCTS ${OPENBLAS_LIB} ${OPENBLAS_PROTOC_EXECUTABLE})

file(MAKE_DIRECTORY ${OPENBLAS_INC})

add_library(libopenblas STATIC IMPORTED GLOBAL)
add_dependencies(libopenblas openblas)
set_target_properties(
  libopenblas PROPERTIES IMPORTED_LOCATION ${OPENBLAS_LIB}
                         INTERFACE_INCLUDE_DIRECTORIES ${OPENBLAS_BUILD_DIR}/include)