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Fix fftw_libs for MKL without interface libraries. #2171

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Merged
merged 2 commits into from
Mar 17, 2017
Merged

Fix fftw_libs for MKL without interface libraries. #2171

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adc0db8
Fix fftw_libs for MKL without interface libraries.
bartoldeman Mar 17, 2017
b05abcc
@boegel: let's refactor things a bit
bartoldeman Mar 17, 2017
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8 changes: 5 additions & 3 deletions easybuild/toolchains/fft/intelfftw.py
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Original file line number Diff line number Diff line change
Expand Up @@ -91,16 +91,18 @@ def _set_fftw_variables(self):
# so make sure libraries are there before FFT_LIB is set
imklroot = get_software_root(self.FFT_MODULE_NAME[0])
fft_lib_dirs = [os.path.join(imklroot, d) for d in self.FFT_LIB_DIR]
# filter out libraries from list of FFTW libraries to check for if they are not provided by Intel MKL
check_fftw_libs = [lib for lib in fftw_libs if lib not in ['dl', 'gfortran']]
fftw_lib_exists = lambda x: any([os.path.exists(os.path.join(d, "lib%s.a" % x)) for d in fft_lib_dirs])
if not fftw_lib_exists(interface_lib) and LooseVersion(imklver) >= LooseVersion("10.2"):
# interface libs can be optional:
# MKL >= 10.2 include fftw3xc and fftw3xf interfaces in LIBBLAS=libmkl_gf/libmkl_intel
# See https://software.intel.com/en-us/articles/intel-mkl-main-libraries-contain-fftw3-interfaces
# The cluster interface libs (libfftw3x_cdft*) can be omitted if the toolchain does not provide MPI-FFTW
# interfaces.
check_fftw_libs = [l for l in check_fftw_libs if l not in [interface_lib, cluster_interface_lib]]
fftw_libs = [l for l in fftw_libs if l not in [interface_lib, cluster_interface_lib]]

# filter out libraries from list of FFTW libraries to check for if they are not provided by Intel MKL
check_fftw_libs = [lib for lib in fftw_libs if lib not in ['dl', 'gfortran']]

if all([fftw_lib_exists(lib) for lib in check_fftw_libs]):
self.FFT_LIB = fftw_libs
else:
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