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Diffstat (limited to 'sci-libs/fftw/fftw-2.1.5-r9.ebuild')
-rw-r--r--sci-libs/fftw/fftw-2.1.5-r9.ebuild138
1 files changed, 138 insertions, 0 deletions
diff --git a/sci-libs/fftw/fftw-2.1.5-r9.ebuild b/sci-libs/fftw/fftw-2.1.5-r9.ebuild
new file mode 100644
index 00000000000..bc142c731eb
--- /dev/null
+++ b/sci-libs/fftw/fftw-2.1.5-r9.ebuild
@@ -0,0 +1,138 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+FORTRAN_NEEDED=fortran
+
+inherit autotools flag-o-matic fortran-2 multibuild toolchain-funcs
+
+DESCRIPTION="Fast C library for the Discrete Fourier Transform"
+HOMEPAGE="http://www.fftw.org"
+SRC_URI="http://www.fftw.org/${P}.tar.gz"
+
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos"
+
+LICENSE="GPL-2+"
+SLOT="2.1"
+IUSE="doc float fortran mpi openmp threads static-libs"
+
+RDEPEND="mpi? ( virtual/mpi )"
+DEPEND="${RDEPEND}"
+
+PATCHES=(
+ "${FILESDIR}"/${P}-as-needed.patch
+ "${FILESDIR}"/${P}-configure.in.patch
+ "${FILESDIR}"/${P}-no-test.patch
+ "${FILESDIR}"/${P}-cc.patch
+ "${FILESDIR}"/${P}-texinfo5.1.patch
+)
+
+pkg_setup() {
+ if [[ ${MERGE_TYPE} != binary ]] && use openmp; then
+ if ! tc-has-openmp; then
+ ewarn "OpenMP is not available in your current selected compiler"
+
+ if tc-is-clang; then
+ ewarn "OpenMP support in sys-devel/clang is provided by sys-libs/libomp,"
+ ewarn "which you will need to build ${CATEGORY}/${PN} with USE=\"openmp\""
+ fi
+
+ die "need openmp capable compiler"
+ fi
+ FORTRAN_NEED_OPENMP=1
+ fi
+
+ fortran-2_pkg_setup
+
+ MULTIBUILD_VARIANTS=( single double )
+}
+
+src_prepare() {
+ default
+
+ # fix info files
+ local infofile
+ for infofile in doc/fftw*info*; do
+ cat >> ${infofile} <<-EOF || die
+ INFO-DIR-SECTION Libraries
+ START-INFO-DIR-ENTRY
+ * fftw: (fftw). ${DESCRIPTION}
+ END-INFO-DIR-ENTRY
+ EOF
+ done
+
+ mv configure.{in,ac} || die
+ sed -i 's/AM_CONFIG_HEADER/AC_CONFIG_HEADERS/g' configure.ac || die
+
+ eautoreconf
+
+ # 'FAQ' is actually a dir and causes issues with einstalldocs
+ rm -r FAQ || die
+
+ multibuild_copy_sources
+}
+
+fftw_src_configure() {
+ local myconf=(
+ --with-gcc=$(tc-getCC)
+ --enable-shared
+ --enable-type-prefix
+ --enable-vec-recurse
+ $(use_enable fortran)
+ $(use_enable mpi)
+ $(use_enable static-libs static)
+ $(use_enable x86 i386-hacks)
+ $(use_with openmp)
+ )
+
+ if use openmp || use threads; then
+ myconf+=( --enable-threads )
+ else
+ myconf+=( --disable-threads )
+ fi
+
+ [[ $MULTIBUILD_VARIANT == single ]] && myconf+=( --enable-float )
+
+ econf "${myconf[@]}"
+}
+
+src_configure() {
+ # this one is reported to cause trouble on pentium4 m series
+ filter-mfpmath sse
+
+ # here I need (surprise) to increase optimization:
+ # --enable-i386-hacks requires -fomit-frame-pointer to work properly
+ if use x86; then
+ is-flag -fomit-frame-pointer || append-flags -fomit-frame-pointer
+ fi
+ use openmp && [[ $(tc-getCC)$ == icc* ]] && append-ldflags $(no-as-needed)
+
+ multibuild_foreach_variant run_in_build_dir fftw_src_configure
+}
+
+src_compile() {
+ multibuild_foreach_variant run_in_build_dir default_src_compile
+}
+
+src_test() {
+ multibuild_foreach_variant run_in_build_dir default_src_test
+}
+
+src_install () {
+ use doc && HTML_DOCS=( doc/{*.html,*.gif} )
+ multibuild_foreach_variant run_in_build_dir default_src_install
+
+ doheader fortran/fftw_f77.i
+
+ create_fftw_symlinks() {
+ local i f letter=$1
+ for i in fft rfft; do
+ for f in "${ED%/}"/usr/{include,$(get_libdir)}/*${letter}${i}*; do
+ ln -s $(basename ${f}) ${f/${letter}${i}/${i}} || die
+ done
+ done
+ }
+ create_fftw_symlinks $(usex float s d)
+}