From b27f81ac006dd352c651d13b607df4f4a22cdd2a Mon Sep 17 00:00:00 2001
From: Dave <dpgrote@lbl.gov>
Date: Tue, 18 Dec 2018 18:11:08 -0800
Subject: [PATCH] WarpX: Added dependency on fftw when +psatd (#10144)

---
 var/spack/repos/builtin/packages/warpx/package.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/var/spack/repos/builtin/packages/warpx/package.py b/var/spack/repos/builtin/packages/warpx/package.py
index bfbcd7fa3a..cdac0f3e66 100644
--- a/var/spack/repos/builtin/packages/warpx/package.py
+++ b/var/spack/repos/builtin/packages/warpx/package.py
@@ -34,6 +34,8 @@ class Warpx(MakefilePackage):
     variant('tprof', default=False, description='Enable tiny profiling features')
     variant('openmp', default=True, description='Enable OpenMP features')
 
+    depends_on('fftw@3:', when='+psatd')
+
     resource(name='amrex',
              git='https://github.com/AMReX-Codes/amrex.git',
              tag='development',