mirror of
https://gitdl.cn/https://github.com/chakralinux/core.git
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62 lines
1.7 KiB
Bash
62 lines
1.7 KiB
Bash
# Contributions from Arch: https://projects.archlinux.org/svntogit/packages.git/tree/trunk?h=packages/fftw
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pkgname=fftw
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pkgver=3.3.4
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pkgrel=1
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pkgdesc="A library for computing the discrete Fourier transform (DFT)"
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arch=('x86_64')
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license=('GPL2')
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url="http://www.fftw.org/"
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depends=('gcc-libs' 'bash')
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makedepends=('gcc-fortran')
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options=('!libtool')
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source=(http://www.fftw.org/${pkgname}-${pkgver}.tar.gz)
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install=fftw.install
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sha1sums=('fd508bac8ac13b3a46152c54b7ac885b69734262')
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# notes:
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# http://www.fftw.org/fftw2_doc/fftw_6.html#SEC69
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# http://www.fftw.org/faq/section2.html#singleprec
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# http://www.fftw.org/fftw3_doc/Precision.html#Precision
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build() {
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cd ${srcdir}
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cp -a ${pkgname}-${pkgver} ${pkgname}-${pkgver}-double
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cp -a ${pkgname}-${pkgver} ${pkgname}-${pkgver}-long-double
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mv ${pkgname}-${pkgver} ${pkgname}-${pkgver}-single
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# use upstream default CFLAGS while keeping our -march/-mtune
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CFLAGS+=" -O3 -fomit-frame-pointer -malign-double -fstrict-aliasing -ffast-math"
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CONFIGURE="./configure F77=gfortran --prefix=/usr \
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--enable-shared --enable-threads \
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--enable-openmp"
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# build double precision
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cd ${srcdir}/${pkgname}-${pkgver}-double
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$CONFIGURE --enable-sse2 --enable-avx
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make
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# build & install long double precission
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cd ${srcdir}/${pkgname}-${pkgver}-long-double
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$CONFIGURE --enable-long-double
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make
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# build & install single precision
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cd ${srcdir}/${pkgname}-${pkgver}-single
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$CONFIGURE --enable-float --enable-sse --enable-avx
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make
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}
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package() {
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cd ${srcdir}/${pkgname}-${pkgver}-double
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make DESTDIR=${pkgdir} install
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cd ${srcdir}/${pkgname}-${pkgver}-long-double
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make DESTDIR=${pkgdir} install
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cd ${srcdir}/${pkgname}-${pkgver}-single
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make DESTDIR=${pkgdir} install
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} |