From e358de9a6c3aa7ea629a2b53e674f4e6986e6d85 Mon Sep 17 00:00:00 2001
From: Matthias Maier <tamiko@43-1.org>
Date: Sat, 22 May 2021 10:37:29 -0500
Subject: [PATCH] Disable Taskflow: remove CMAKE configuration

---
 cmake/configure/configure_1_taskflow.cmake | 74 ----------------------
 cmake/modules/FindTASKFLOW.cmake           | 58 -----------------
 2 files changed, 132 deletions(-)
 delete mode 100644 cmake/configure/configure_1_taskflow.cmake
 delete mode 100644 cmake/modules/FindTASKFLOW.cmake

diff --git a/cmake/configure/configure_1_taskflow.cmake b/cmake/configure/configure_1_taskflow.cmake
deleted file mode 100644
index 953afd892b..0000000000
--- a/cmake/configure/configure_1_taskflow.cmake
+++ /dev/null
@@ -1,74 +0,0 @@
-## ---------------------------------------------------------------------
-##
-## Copyright (C) 2012 - 2021 by the deal.II authors
-##
-## This file is part of the deal.II library.
-##
-## The deal.II library is free software; you can use it, redistribute
-## it, and/or modify it under the terms of the GNU Lesser General
-## Public License as published by the Free Software Foundation; either
-## version 2.1 of the License, or (at your option) any later version.
-## The full text of the license can be found in the file LICENSE.md at
-## the top level directory of deal.II.
-##
-## ---------------------------------------------------------------------
-
-#
-# Configuration for thread support in deal.II with the help of the Taskflow
-# library:
-#
-
-
-MACRO(FEATURE_TASKFLOW_FIND_EXTERNAL var)
-  FIND_PACKAGE(TASKFLOW)
-
-  IF(TASKFLOW_FOUND)
-    SET(${var} TRUE)
-  ENDIF()
-
-  IF(TASKFLOW_VERSION VERSION_LESS "2.4")
-    # Clear the previously determined version numbers to avoid confusion
-    SET(TASKFLOW_VERSION "bundled")
-    SET(TASKFLOW_VERSION_MAJOR "")
-    SET(TASKFLOW_VERSION_MINOR "")
-
-    MESSAGE(STATUS
-      "The externally provided Taskflow library is older than version 2.4, "
-      "which cannot be used with deal.II."
-      )
-    SET(TASKFLOW_ADDITIONAL_ERROR_STRING
-      "The externally provided Taskflow library is older than version\n"
-      "2.4, which is the oldest version compatible with deal.II."
-      )
-    SET(${var} FALSE)
-  ENDIF()
-
-
-  IF(NOT TASKFLOW_VERSION VERSION_LESS "3.0" AND NOT DEAL_II_HAVE_CXX17)
-    # Clear the previously determined version numbers to avoid confusion
-    SET(TASKFLOW_VERSION "bundled")
-    SET(TASKFLOW_VERSION_MAJOR "")
-    SET(TASKFLOW_VERSION_MINOR "")
-
-    MESSAGE(STATUS
-      "The externally provided Taskflow library (version 3.0 onwards)
-      requires C++17 support, which has not been configured."
-      )
-    SET(TASKFLOW_ADDITIONAL_ERROR_STRING
-      "The externally provided Taskflow library (version 3.0 onwards) "
-      "requires C++17 support, but no C++17 support had been detected "
-      "during configuration.\n"
-      "Try to set -DDEAL_II_CXX_FLAGS=\"-std=c++17\" by hand.\n"
-      )
-    SET(${var} FALSE)
-  ENDIF()
-ENDMACRO()
-
-
-MACRO(FEATURE_TASKFLOW_CONFIGURE_BUNDLED)
-  LIST(APPEND TASKFLOW_BUNDLED_INCLUDE_DIRS ${TASKFLOW_FOLDER}/include)
-ENDMACRO()
-
-
-CONFIGURE_FEATURE(TASKFLOW)
-
diff --git a/cmake/modules/FindTASKFLOW.cmake b/cmake/modules/FindTASKFLOW.cmake
deleted file mode 100644
index e118fbbabf..0000000000
--- a/cmake/modules/FindTASKFLOW.cmake
+++ /dev/null
@@ -1,58 +0,0 @@
-## ---------------------------------------------------------------------
-##
-## Copyright (C) 2020 - 2021 by the deal.II authors
-##
-## This file is part of the deal.II library.
-##
-## The deal.II library is free software; you can use it, redistribute
-## it, and/or modify it under the terms of the GNU Lesser General
-## Public License as published by the Free Software Foundation; either
-## version 2.1 of the License, or (at your option) any later version.
-## The full text of the license can be found in the file LICENSE.md at
-## the top level directory of deal.II.
-##
-## ---------------------------------------------------------------------
-
-#
-# Try to find the Taskflow library
-#
-# This module exports
-#
-#   TASKFLOW_INCLUDE_DIRS
-#   TASKFLOW_VERSION
-#
-
-SET(TASKFLOW_DIR "" CACHE PATH "An optional hint to a Taskflow installation")
-SET_IF_EMPTY(TASKFLOW_DIR "$ENV{TASKFLOW_DIR}")
-
-FIND_PACKAGE(TASKFLOW_CONFIG
-  CONFIG QUIET
-  NAMES Taskflow
-  HINTS
-    ${TASKFLOW_DIR}/lib/cmake/Taskflow
-    ${TASKFLOW_DIR}
-  PATH_SUFFIXES
-    lib64/cmake/Taskflow
-    lib/cmake/Taskflow
-    lib${LIB_SUFFIX}/cmake/Taskflow
-  NO_SYSTEM_ENVIRONMENT_PATH
-  )
-
-SET(TASKFLOW_INCLUDE_DIR ${Taskflow_INCLUDE_DIR})
-
-#
-# Extract version numbers:
-#
-SET(TASKFLOW_VERSION "${TASKFLOW_CONFIG_VERSION}")
-STRING(REGEX REPLACE
-  "^([0-9]+).*$" "\\1"
-  TASKFLOW_VERSION_MAJOR "${TASKFLOW_CONFIG_VERSION}")
-STRING(REGEX REPLACE
-  "^[0-9]+\\.([0-9]+).*$" "\\1"
-  TASKFLOW_VERSION_MINOR "${TASKFLOW_CONFIG_VERSION}")
-
-DEAL_II_PACKAGE_HANDLE(TASKFLOW
-  INCLUDE_DIRS REQUIRED TASKFLOW_INCLUDE_DIR
-  USER_INCLUDE_DIRS REQUIRED TASKFLOW_INCLUDE_DIR
-  CLEAR TASKFLOW_CONFIG_DIR
-  )
-- 
2.39.5