1 files changed, 95 insertions, 0 deletions
diff --git a/sci-libs/fftw/fftw-3.0.1.ebuild b/sci-libs/fftw/fftw-3.0.1.ebuild
new file mode 100644
index 000000000000..be17ca20d7db
--- /dev/null
+++ b/sci-libs/fftw/fftw-3.0.1.ebuild
@@ -0,0 +1,95 @@
+# Copyright 1999-2004 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sci-libs/fftw/fftw-3.0.1.ebuild,v 1.1 2004/12/29 01:12:04 ribosome Exp $
+
+IUSE="3dnow sse mpi"
+
+inherit flag-o-matic
+
+DESCRIPTION="C subroutine library for computing the Discrete Fourier Transform (DFT)"
+SRC_URI="http://www.fftw.org/${P}.tar.gz"
+HOMEPAGE="http://www.fftw.org"
+
+SLOT="3.0"
+LICENSE="GPL-2"
+DEPEND="virtual/libc"
+
+KEYWORDS="x86 ~ppc sparc alpha ~ia64 amd64"
+
+#-fpmath=xx is reported to cause trouble on pentium4 m series
+#(for 3.0.x: this sort of thing should be handled by the --enable-sse
+#style configure flags. these are set below using the use variables,
+#but under gcc-3.2.x, sse2 seems to cause trouble.)
+filter-mfpmath
+
+# in gcc 3.2.3 at least, using sse or sse2 causes trouble with -O3
+# according to the docs, -O0 can cause trouble too! So pending further
+# testing, ...
+
+if use sse; then
+	filter-flags -O3 -O1 -O -Os
+	append-flags -O2
+fi
+
+src_unpack() {
+	unpack "${P}.tar.gz"
+	cd "${WORKDIR}"
+	mv ${P} ${P}-single
+
+	unpack "${P}.tar.gz"
+	cd "${WORKDIR}"
+	mv ${P} ${P}-double
+}
+
+
+src_compile() {
+	local myconf=""
+	local myconfsingle=""
+	local myconfdouble=""
+
+	use mpi && myconf="${myconf} --enable-mpi"
+	#mpi is not a valid flag yet. In this revision it is used merely to block --enable-mpi option
+	#it might be needed if it is decided that lam is an optional dependence
+
+	if use sse; then
+		myconfsingle="$myconfsingle --enable-sse"
+		myconfdouble="$myconfdouble --enable-sse2"
+	elif use 3dnow; then
+		myconfsingle="$myconfsingle --enable-3dnow"
+	fi
+
+	cd "${S}-single"
+	econf \
+		--enable-shared \
+		--enable-threads \
+		--enable-float \
+		${myconf} ${myconfsingle} || die "./configure failed"
+	emake || die
+
+	#the only difference here is no --enable-float
+	cd "${S}-double"
+	econf \
+		--enable-shared \
+		--enable-threads \
+		${myconf} ${myconfdouble} || die "./configure failed"
+	emake || die
+}
+
+src_install () {
+	#both builds are installed in the same place
+	#libs have distinuguished names; include files, docs etc. identical.
+	cd "${S}-single"
+	make DESTDIR=${D} install || die
+
+	cd "${S}-double"
+	make DESTDIR=${D} install || die
+
+	# Install documentation.
+	cd "${S}-single"
+
+	dodoc AUTHORS ChangeLog COPYING INSTALL NEWS README TODO
+	dodoc COPYRIGHT CONVENTIONS
+
+	cd doc/html
+	dohtml -r .
+}