[Pw_forum] Compile QE v-4.3.2

Vo, Trinh (398C) Trinh.Vo at jpl.nasa.gov
Thu Feb 6 02:01:36 CET 2014

Hi Axel,

Oh, thank you.  I forgot that the file needed for building dependencies.



On 2/5/14 3:26 PM, "Axel Kohlmeyer" <akohlmey at gmail.com> wrote:

>On Wed, Feb 5, 2014 at 6:16 PM, Vo, Trinh (398C) <Trinh.Vo at jpl.nasa.gov>
>> Dear QE users,
>> In compiling QE in order to know whether the  external fftw  library
>> included in Intel MKL (version 13)  is used,  instead of internal fftw
>> used, I changed the name of the file "fftw.c" in the directory "clib"
>> different name.  The compilation failed with following message:
>> make[1]: *** No rule to make target `fftw.c', needed by `fft_stick.o'.
>> Stop.
>> make[1]: Leaving directory `/home6/ttvo/espresso-4.3.2_test/clib'
>> make: *** [libs] Error 2
>> This may mean that the the code failed to find the external library and
>> continued to use the internal one.  I have one question to confirm what
>no. it doesn't.
>> understand, and  I  appreciate if  you could help. if the external
>> is used, does the internal "fftw.c" is still called by some subroutine
>> the code?
>no, but a fftw.c file has to be present to satisfy the build
>dependencies. the easiest is to create an empty one via: touch fftw.c
>> Thank you,
>> Trinh Vo
>> JPL/CalTech
>> Research and Technology Staff
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>Dr. Axel Kohlmeyer  akohlmey at gmail.com  http://goo.gl/1wk0
>College of Science & Technology, Temple University, Philadelphia PA, USA
>International Centre for Theoretical Physics, Trieste. Italy.
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