From 4f762deff8cbef1469da918f45fe5a70695179ea Mon Sep 17 00:00:00 2001
From: Christoph Junghans <junghans@lanl.gov>
Date: Thu, 10 May 2018 12:37:11 -0600
Subject: [PATCH] cmake: drop FFTW2 support

---
 cmake/CMakeLists.txt          |  2 +-
 cmake/Modules/FindFFTW2.cmake | 22 ----------------------
 2 files changed, 1 insertion(+), 23 deletions(-)
 delete mode 100644 cmake/Modules/FindFFTW2.cmake

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index cad3b5b536..ba93195b44 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -167,7 +167,7 @@ endif()
 
 if(ENABLE_KSPACE)
   set(FFT "KISSFFT" CACHE STRING "FFT library for KSPACE package")
-  set_property(CACHE FFT PROPERTY STRINGS KISSFFT FFTW3 MKL FFTW2)
+  set_property(CACHE FFT PROPERTY STRINGS KISSFFT FFTW3 MKL)
   if(NOT FFT STREQUAL "KISSFFT")
     find_package(${FFT} REQUIRED)
     add_definitions(-DFFT_${FFT})
diff --git a/cmake/Modules/FindFFTW2.cmake b/cmake/Modules/FindFFTW2.cmake
deleted file mode 100644
index c77e6cf8e9..0000000000
--- a/cmake/Modules/FindFFTW2.cmake
+++ /dev/null
@@ -1,22 +0,0 @@
-# - Find fftw2
-# Find the native FFTW2 headers and libraries.
-#
-#  FFTW2_INCLUDE_DIRS - where to find fftw2.h, etc.
-#  FFTW2_LIBRARIES    - List of libraries when using fftw2.
-#  FFTW2_FOUND        - True if fftw2 found.
-#
-
-find_path(FFTW2_INCLUDE_DIR fftw.h)
-
-find_library(FFTW2_LIBRARY NAMES fftw)
-
-set(FFTW2_LIBRARIES ${FFTW2_LIBRARY})
-set(FFTW2_INCLUDE_DIRS ${FFTW2_INCLUDE_DIR})
-
-include(FindPackageHandleStandardArgs)
-# handle the QUIETLY and REQUIRED arguments and set FFTW2_FOUND to TRUE
-# if all listed variables are TRUE
-
-find_package_handle_standard_args(FFTW2 DEFAULT_MSG FFTW2_LIBRARY FFTW2_INCLUDE_DIR)
-
-mark_as_advanced(FFTW2_INCLUDE_DIR FFTW2_LIBRARY )