Find system packages

Option.cmake

@@ -89,7 +89,9 @@ if (NOT CUSTOM_OPENBLAS STREQUAL "")
     link_directories(${CUSTOM_OPENBLAS})
 endif ()
 
-if (NOT USE_SYS_LIB)
+if (USE_SYS_LIB)
+    find_package(OpenBLAS REQUIRED)
+else()
     link_directories(Libs/${SP_EXTERNAL_LIB_PATH})
 endif ()
 
@@ -226,12 +228,18 @@ if (USE_HDF5)
             message(STATUS "Found HDF5 header: ${HDF5_HEADER}")
         endif ()
     else ()
-        include_directories(Include/hdf5)
-        include_directories(Include/hdf5-${SP_EXTERNAL_LIB_PATH})
-        if (COMPILER_IDENTIFIER MATCHES "vs")
-            link_libraries(libhdf5_hl libhdf5 shlwapi)
+        if (USE_SYS_LIB)
+            find_package(HDF5 REQUIRED)
+            include_directories(${HDF5_INCLUDE_DIRS})
+            link_libraries(${HDF5_LIBRARIES})
         else ()
-            link_libraries(hdf5_hl hdf5)
+            include_directories(Include/hdf5)
+            include_directories(Include/hdf5-${SP_EXTERNAL_LIB_PATH})
+            if (COMPILER_IDENTIFIER MATCHES "vs")
+                link_libraries(libhdf5_hl libhdf5 shlwapi)
+            else ()
+                link_libraries(hdf5_hl hdf5)
+            endif ()
         endif ()
     endif ()
 else ()
@@ -250,17 +258,23 @@ endif ()
 if (BUILD_MULTITHREAD)
     message(STATUS "USING TBB LIBRARY")
     add_compile_definitions(SUANPAN_MT)
-    if (COMPILER_IDENTIFIER MATCHES "gcc-win")
-        link_libraries(tbb12)
+    if (USE_SYS_LIB)
+        find_package(TBB REQUIRED)
+        include_directories(${TBB_INCLUDE_DIRS})
+        link_libraries(${TBB_LIBRARIES})
     else ()
-        link_libraries(tbb)
-    endif ()
-    option(USE_TBB_ALLOC "Use tbb memory allocator. Enable if no other allocators will be used." OFF)
-    if (USE_TBB_ALLOC)
-        # for armadillo to use tbb allocator
-        add_compile_definitions(ARMA_USE_TBB_ALLOC)
-        include_directories(Include/oneapi) # because armadillo assumes oneapi be in the include path
-        link_libraries(tbbmalloc tbbmalloc_proxy)
+        if (COMPILER_IDENTIFIER MATCHES "gcc-win")
+            link_libraries(tbb12)
+        else ()
+            link_libraries(tbb)
+        endif ()
+        option(USE_TBB_ALLOC "Use tbb memory allocator. Enable if no other allocators will be used." OFF)
+        if (USE_TBB_ALLOC)
+            # for armadillo to use tbb allocator
+            add_compile_definitions(ARMA_USE_TBB_ALLOC)
+            include_directories(Include/oneapi) # because armadillo assumes oneapi be in the include path
+            link_libraries(tbbmalloc tbbmalloc_proxy)
+        endif ()
     endif ()
 endif ()