Initial commit (forked from fftw-3.3.4)

3 files changed, 112 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..2c292661e8b3
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,20 @@
+pkgbase = fftw-mpich
+	pkgdesc = A library for computing the discrete Fourier transform (DFT)
+	pkgver = 3.3.4
+	pkgrel = 1
+	url = http://www.fftw.org/
+	install = fftw.install
+	arch = i686
+	arch = x86_64
+	license = GPL2
+	makedepends = gcc-fortran
+	depends = bash
+	depends = gcc-libs
+	depends = mpich
+	provides = fftw
+	conflicts = fftw
+	source = http://www.fftw.org/fftw-3.3.4.tar.gz
+	sha1sums = fd508bac8ac13b3a46152c54b7ac885b69734262
+
+pkgname = fftw-mpich
+
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..7363f20ccda4
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,68 @@
+# $Id$
+# Maintainer: Ronald van Haren <ronald.archlinux.org>
+# Contributor: damir <damir@archlinux.org>
+
+pkgname=fftw-mpich
+_pkgname=fftw
+pkgver=3.3.4
+pkgrel=1
+pkgdesc="A library for computing the discrete Fourier transform (DFT)"
+arch=('i686' 'x86_64')
+license=('GPL2')
+url="http://www.fftw.org/"
+depends=('bash' 'gcc-libs' 'mpich')
+makedepends=('gcc-fortran')
+provides=('fftw')
+conflicts=('fftw')
+source=("http://www.fftw.org/${_pkgname}-${pkgver}.tar.gz")
+install=fftw.install
+sha1sums=('fd508bac8ac13b3a46152c54b7ac885b69734262')
+
+# notes:
+# http://www.fftw.org/fftw2_doc/fftw_6.html#SEC69
+# http://www.fftw.org/faq/section2.html#singleprec
+# http://www.fftw.org/fftw3_doc/Precision.html#Precision
+
+
+build() {
+  cd ${srcdir}
+  
+  cp -a ${_pkgname}-${pkgver} ${_pkgname}-${pkgver}-double
+  cp -a ${_pkgname}-${pkgver} ${_pkgname}-${pkgver}-long-double
+  mv ${_pkgname}-${pkgver} ${_pkgname}-${pkgver}-single
+  
+
+  # use upstream default CFLAGS while keeping our -march/-mtune
+  CFLAGS+=" -O3 -fomit-frame-pointer -malign-double -fstrict-aliasing -ffast-math"
+
+  CONFIGURE="./configure F77=gfortran --prefix=/usr \
+                 --enable-shared --enable-threads \
+		 --enable-openmp
+                 MPILIBS=-lmpi LDFLAGS=-L/opt/mpich/libs CPPFLAGS=-I/opt/mpich/include"
+
+  # build double precision
+  cd ${srcdir}/${_pkgname}-${pkgver}-double
+  $CONFIGURE --enable-sse2 --enable-avx
+  make
+
+  # build & install long double precission
+  cd ${srcdir}/${_pkgname}-${pkgver}-long-double
+  $CONFIGURE --enable-long-double
+  make
+
+  # build & install single precision
+  cd ${srcdir}/${_pkgname}-${pkgver}-single
+  $CONFIGURE --enable-float --enable-sse --enable-avx
+  make
+}
+
+package() {
+  cd ${srcdir}/${_pkgname}-${pkgver}-double
+  make DESTDIR=${pkgdir} install
+
+  cd ${srcdir}/${_pkgname}-${pkgver}-long-double
+  make DESTDIR=${pkgdir} install
+
+  cd ${srcdir}/${_pkgname}-${pkgver}-single
+  make DESTDIR=${pkgdir} install  
+}
diff --git a/fftw.install b/fftw.install
new file mode 100644
index 000000000000..b2b22ac67c35
--- /dev/null
+++ b/fftw.install
@@ -0,0 +1,24 @@
+info_dir=/usr/share/info
+info_files=(fftw3.info)
+
+post_install() {
+  [[ -x usr/bin/install-info ]] || return 0
+  for f in ${info_files[@]}; do
+    install-info ${info_dir}/$f.gz ${info_dir}/dir 2> /dev/null
+  done
+}
+
+post_upgrade() {
+        post_install
+}
+
+pre_remove() {
+  [[ -x usr/bin/install-info ]] || return 0
+  for f in ${info_files[@]}; do
+    install-info --delete ${info_dir}/$f.gz ${info_dir}/dir 2> /dev/null
+  done
+}
+
+
+
+