commit 276b56f01c757ef0fc8b08d2a55422c59b3f007c
author Alexander Neumann <Alexander.Neumann@hamburg.de> Fri Jun 07 22:06:43 2019 +0200
committer Brad King <brad.king@kitware.com> Mon Jun 17 08:03:07 2019 -0400
tree e3b7d950dcbd67175a3dae8dec652f8cdaf3bf62
parent a4231943117f5ba3dd0fdc6c8b1824334162b69f

FindBLAS: Add second try for OpenBLAS with thread libraries.

Issue: #16221

Modules/FindBLAS.cmake

diff --git a/Modules/FindBLAS.cmake b/Modules/FindBLAS.cmake
index 65e5d1c..77f9d0e 100644
--- a/Modules/FindBLAS.cmake
+++ b/Modules/FindBLAS.cmake
@@ -152,7 +152,9 @@
 
   foreach(_library ${_list})
     set(_combined_name ${_combined_name}_${_library})
-
+    if(NOT "${_thread}" STREQUAL "")
+      set(_combined_name ${_combined_name}_thread)
+    endif()
     if(_libraries_work)
       if (BLA_STATIC)
         if (WIN32)
@@ -479,6 +481,18 @@
       ""
       )
   endif()
+  if(NOT BLAS_LIBRARIES)
+    find_package(Threads)
+    # OpenBLAS (http://www.openblas.net)
+    check_fortran_libraries(
+      BLAS_LIBRARIES
+      BLAS
+      sgemm
+      ""
+      "openblas"
+      "${CMAKE_THREAD_LIBS_INIT}"
+      )
+  endif()
 endif ()
 
 if (BLA_VENDOR STREQUAL "FLAME" OR BLA_VENDOR STREQUAL "All")