cmake: add CBLAS dependency

Author: haysam

CMakeLists.txt

@@ -494,6 +494,18 @@ if (${_BLAS_index} GREATER -1)
 endif()
 unset(_BLAS_index)
 
+list(FIND EXTERNAL_DEPS "CBLAS" _CBLAS_index)
+if (${_CBLAS_index} GREATER -1)
+    list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/external/CBLAS/cmake")
+
+    find_package(CBLAS REQUIRED)
+
+    list (INSERT BITPIT_EXTERNAL_DEPENDENCIES 0 "CBLAS")
+    list (INSERT BITPIT_EXTERNAL_LIBRARIES 0 "${CBLAS_LIBRARIES}")
+    list (INSERT BITPIT_EXTERNAL_INCLUDE_DIRS 0 "${CBLAS_INCLUDE_DIRS}")
+endif()
+unset(_CBLAS_index)
+
 list(FIND EXTERNAL_DEPS "LAPACK" _LAPACK_index)
 if (${_LAPACK_index} GREATER -1)
     find_package(LAPACK REQUIRED)

external/CBLAS/CMakeLists.txt

@@ -0,0 +1,9 @@
+# Specify the version being used as well as the language
+cmake_minimum_required(VERSION 2.8)
+
+#------------------------------------------------------------------------------------#
+# CMake targets
+#------------------------------------------------------------------------------------#
+add_custom_target(clean-external-cblas COMMAND ${CMAKE_MAKE_PROGRAM} clean WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+install(FILES "cmake/FindCBLAS.cmake" DESTINATION "${CMAKE_INSTALL_PREFIX}/${BITPIT_INSTALL_CMAKE_DIR}")