Add findBLAS support to CMakeLists.txt

Author: zoziha

CMakeLists.txt

@@ -42,6 +42,16 @@ if(NOT DEFINED CMAKE_MAXIMUM_RANK)
   set(CMAKE_MAXIMUM_RANK 4 CACHE STRING "Maximum array rank for generated procedures")
 endif()
 
+# --- find BLAS and LAPACK
+find_package(BLAS)
+if(BLAS_FOUND)
+  add_compile_definitions(STDLIB_EXTERNAL_BLAS)
+endif()
+find_package(LAPACK)
+if(LAPACK_FOUND)
+  add_compile_definitions(STDLIB_EXTERNAL_LAPACK)
+endif()
+
 # --- find preprocessor
 find_program(FYPP fypp)
 if(NOT FYPP)

src/CMakeLists.txt

@@ -120,6 +120,14 @@ set(SRC
 
 add_library(${PROJECT_NAME} ${SRC})
 
+# Link to BLAS and LAPACK
+if(BLAS_FOUND)
+  target_link_libraries(${PROJECT_NAME} BLAS::BLAS)
+endif()
+if(LAPACK_FOUND)
+  target_link_libraries(${PROJECT_NAME} LAPACK::LAPACK)
+endif()
+
 set_target_properties(
   ${PROJECT_NAME}
   PROPERTIES