From: Matthias Maier <tamiko@43-1.org>
Date: Wed, 8 Dec 2021 20:19:10 +0000 (-0600)
Subject: CMake: do not use TBB with oneAPI interface for now
X-Git-Tag: v9.4.0-rc1~754^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F12958%2Fhead;p=dealii.git

CMake: do not use TBB with oneAPI interface for now
---

diff --git a/cmake/configure/configure_1_tbb.cmake b/cmake/configure/configure_1_tbb.cmake
index 73ff6645b5..4517a54092 100644
--- a/cmake/configure/configure_1_tbb.cmake
+++ b/cmake/configure/configure_1_tbb.cmake
@@ -27,6 +27,17 @@ MACRO(FEATURE_TBB_FIND_EXTERNAL var)
 
   SET(DEAL_II_TBB_WITH_ONEAPI ${TBB_WITH_ONEAPI})
 
+  IF(TBB_WITH_ONEAPI)
+    MESSAGE(STATUS
+      "deal.II is not fully ported to the new TBB oneAPI interface, disabling external TBB"
+      )
+    SET(TBB_ADDITIONAL_ERROR_STRING
+      "deal.II is not fully ported to the new TBB oneAPI interface.\n"
+      "Disabling external TBB for now...\n\n"
+      )
+    SET(${var} FALSE)
+  ENDIF()
+
   #
   # TBB currently uses the version numbering scheme
   #