[POC] Statically link to openblas

CMakeLists.txt

@@ -91,6 +91,7 @@ option(BUILD_CYTHON_MODULES "Build cython modules." OFF)
 option(LOG_FATAL_THROW "Log exceptions but do not abort" ON)
 cmake_dependent_option(USE_SPLIT_ARCH_DLL "Build a separate DLL for each Cuda arch (Windows only)." ON "MSVC" OFF)
 cmake_dependent_option(USE_CCACHE "Attempt using CCache to wrap the compilation" ON "UNIX" OFF)
+option(USE_STATIC_LINK_TO_OPENBLAS "Statically link to openblas to avoid name clashing" ON)
 
 
 message(STATUS "CMAKE_CROSSCOMPILING ${CMAKE_CROSSCOMPILING}")
@@ -889,3 +890,7 @@ if(BUILD_CYTHON_MODULES)
     message(FATAL_ERROR "No python interpreter found to build cython modules")
   endif()
 endif()
+
+if(USE_STATIC_LINK_TO_OPENBLAS AND USE_BLAS STREQUAL "open")
+  set_target_properties(mxnet PROPERTIES LINK_FLAGS "-Wl,--version-script=${PROJECT_SOURCE_DIR}/cmake/exclude_openblas.ver")
+endif()

cmake/Modules/FindOpenBLAS.cmake

@@ -53,7 +53,7 @@ SET(Open_BLAS_LIB_SEARCH_PATHS
  )
 
 FIND_PATH(OpenBLAS_INCLUDE_DIR NAMES cblas.h PATHS ${Open_BLAS_INCLUDE_SEARCH_PATHS})
-FIND_LIBRARY(OpenBLAS_LIB NAMES openblas PATHS ${Open_BLAS_LIB_SEARCH_PATHS})
+FIND_LIBRARY(OpenBLAS_LIB NAMES libopenblas.a openblas PATHS ${Open_BLAS_LIB_SEARCH_PATHS})
 IF(NOT OpenBLAS_LIB)
 	FIND_FILE(OpenBLAS_LIB NAMES libopenblas.dll.a PATHS ${Open_BLAS_LIB_SEARCH_PATHS})
 ENDIF()

cmake/exclude_openblas.ver

@@ -0,0 +1,21 @@
+
+{
+    local:
+        cblas_*;
+        *portrf_;
+        *portri_;
+        *gelqf_;
+        *orglq_;
+        *geqrf_;
+        *orgqr_;
+        *syevd_;
+        *gesvd_;
+        *gesdd_;
+        *geev_;
+        *getrf_;
+        *getri_;
+        *gesv_;
+        *gelsd_;
+};
+
+