fftw/Pkgfile



    1 # Description: C subroutine library for computing discrete Fourier transform.
    2 # URL: https://www.fftw.org/
    3 # Maintainer: Danny Rawlins, crux at romster dot me
    4 # Depends on: gcc-fortran
    5 
    6 name=fftw
    7 version=3.3.10
    8 release=1
    9 source=(https://www.fftw.org/$name-$version.tar.gz)
   10 
   11 build() {
   12 	cd $name-$version
   13 
   14 	# libtool fails to link with ccache in the path
   15 	[ -e '/usr/bin/ccache' ] && PATH=$(echo ${PATH} | awk -v RS=: -v ORS=: '/ccache/ {next} {print}' | sed 's/:*$//')
   16 
   17 	local config="
   18 F77=gfortran
   19 --prefix=/usr
   20 --enable-threads
   21 --enable-shared
   22 --enable-openmp"
   23 
   24 	# use upstream default CFLAGS while keeping our -march/-mtune
   25 	CFLAGS+=" -O3 -fomit-frame-pointer -malign-double -fstrict-aliasing -fno-schedule-insns -ffast-math -fPIC -mavx2"
   26 
   27 	# compiling single precision library
   28 	./configure \
   29 		$config \
   30 		--enable-single \
   31 		--enable-sse \
   32 		--enable-avx
   33 
   34 	make
   35 	make DESTDIR=$PKG install
   36 	make clean
   37 
   38 	# compiling double precision library
   39 	./configure \
   40 		$config \
   41 		--enable-sse2 \
   42 		--enable-avx
   43 
   44 	make
   45 	make DESTDIR=$PKG install
   46 	make clean
   47 
   48        # compiling long double precision library
   49 	./configure \
   50 		$config \
   51 		--enable-long-double
   52 
   53 	make
   54 	make DESTDIR=$PKG install
   55 	make clean
   56 
   57 	# compiling quad precision library
   58 	./configure \
   59 		$config \
   60 		--enable-quad-precision
   61 
   62 	make
   63 	make DESTDIR=$PKG install
   64 
   65 	# clean up
   66 	rm -r $PKG/usr/share/info
   67 }