cmake : hardcode "lib" prefix for OpenBLAS lib filename (even on Windows)

Author: przemoc

CMakeLists.txt

@@ -198,6 +198,10 @@ if (WHISPER_BLAS)
                 set(WHISPER_BLAS_LIB_SUFFIX ${CMAKE_SHARED_LIBRARY_SUFFIX})
             endif ()
         endif ()
+        # OpenBLAS prebuilt libraries hardcode "lib" prefix in filename even on Windows
+        if (WHISPER_OPENBLAS)
+            set(WHISPER_BLAS_LIB_PREFIX "lib")
+        endif ()
         message(STATUS "BLAS compatible library path provided")
         set(BLAS_LIBRARIES "$ENV{OPENBLAS_PATH}/lib/${WHISPER_BLAS_LIB_PREFIX}${WHISPER_BLAS_LIB}${WHISPER_BLAS_LIB_SUFFIX}")
         message(STATUS "Libraries ${BLAS_LIBRARIES}")