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# Maintainer: Aaron Ali <t0nedef@causal.ca>
# Contributor: damir <damir@archlinux.org>
pkgname=fftw2-float
pkgver=2.1.5
pkgrel=1
pkgdesc="A C subroutine library for computing the discrete Fourier transform (DFT); Defaults to single precision"
arch=('i686' 'x86_64')
url="http://www.fftw.org/"
license=('GPL2')
depends=('openmpi')
makedepends=('gcc-fortran')
options=('!libtool')
provides=(fftw2)
source=(
"http://www.fftw.org/fftw-${pkgver}.tar.gz"
"doctex.patch"
)
install=${pkgname}.install
build() {
cd "${srcdir}"
# clean source tree and apply patch for latex info files
# (which are not cleaned by default)
cd fftw-${pkgver}
./configure -q
cd doc
make maintainer-clean # doing this on the entire tree results in inability to build
cd ..
./configure -q
make distclean
cd ..
patch -p0 < doctex.patch
# copy source tree for two build options
cp -r fftw-${pkgver} fftw-${pkgver}-double
# build single precision
cd fftw-${pkgver}
./configure F77=gfortran --prefix=/usr \
--enable-float \
--enable-type-prefix \
--enable-shared \
--enable-threads \
--enable-mpi \
--infodir=/usr/share/info
make
cd ../
# build double precision
cd fftw-${pkgver}-double
./configure F77=gfortran --prefix=/usr \
--enable-type-prefix \
--enable-shared \
--enable-threads \
--enable-mpi \
--infodir=/usr/share/info
make
}
package() {
# install single precision
cd "${srcdir}"/fftw-${pkgver}
make DESTDIR="${pkgdir}" install
# install double precision
cd "${srcdir}"/fftw-${pkgver}-double
make DESTDIR="${pkgdir}" install
# provide single precision as default
for f in "${pkgdir}"/usr/{include,$(get_libdir)}/*sfft*; do
ln -s $(basename ${f}) ${f/sfft/fft}
done
for f in "${pkgdir}"/usr/{include,$(get_libdir)}/*srfft*; do
ln -s $(basename ${f}) ${f/srfft/rfft}
done
}
#
md5sums=('8d16a84f3ca02a785ef9eb36249ba433'
'ab9e67b83c3254f32aa12b9b16b7d80f')
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