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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-lang/R/R-2.4.1.ebuild,v 1.2 2007/07/22 08:47:37 graaff Exp $
inherit fortran toolchain-funcs flag-o-matic
DESCRIPTION="R is GNU S - A language and environment for statistical computing and graphics."
HOMEPAGE="http://www.r-project.org/"
SRC_URI="mirror://cran/src/base/R-2/${P}.tar.gz"
LICENSE="GPL-2 LGPL-2.1"
SLOT="0"
KEYWORDS="~amd64 ~ia64 ~ppc ~ppc64 ~sparc ~x86"
IUSE="blas jpeg nls png readline tk X lapack"
RDEPEND=">=dev-lang/perl-5.6.1-r3
readline? ( >=sys-libs/readline-4.1-r3 )
jpeg? ( >=media-libs/jpeg-6b-r2 )
png? ( >=media-libs/libpng-1.2.1 )
blas? ( virtual/blas )
lapack? ( virtual/lapack )
tk? ( dev-lang/tk
dev-lang/tcl )
X? ( x11-libs/libX11 )"
DEPEND="${RDEPEND}
X? ( x11-proto/xproto
x11-libs/libXt
x11-libs/libX11 )"
pkg_setup() {
# Test for a 64 bit architecture - f2c won't work on 64 bit archs with R.
# Thanks to vapier for providing the test.
cd "${T}"
echo 'int main(){}' > test.c
$(tc-getCC) -c test.c -o test.o
if file test.o | grep -qs 64-bit ; then
einfo "64 bit architecture detected, using g77 or gfortran."
FORTRAN="gfortran g77 ifc"
else
FORTRAN="gfortran g77 f2c"
fi
rm -f test.{c,o}
fortran_pkg_setup
filter-ldflags -Wl,-Bdirect -Bdirect
# this is needed to properly compile additional R packages
# (see bug #152379)
append-flags -std=gnu99
}
src_unpack() {
unpack ${A}
sed -i -e "s:-fpic:-fPIC:g" ${S}/configure
epatch "${FILESDIR}"/${P}-as-needed-gentoo.patch
}
src_compile() {
local myconf="--enable-R-profiling --enable-R-shlib --enable-linux-lfs"
if use tk; then
#configure needs to find the files tclConfig.sh and tkConfig.sh
myconf="${myconf} --with-tcltk --with-tcl-config=/usr/lib/tclConfig.sh
--with-tk-config=/usr/lib/tkConfig.sh"
else
myconf="${myconf} --without-tcltk"
fi
econf \
$(use_enable nls) \
$(use_with blas) \
$(use_with lapack) \
$(use_with jpeg jpeglib) \
$(use_with png libpng) \
$(use_with readline) \
$(use_with X x) \
${myconf} || die "econf failed"
emake || die "emake failed"
}
src_install() {
make \
prefix=${D}/usr \
mandir=${D}/usr/share/man \
infodir=${D}/usr/share/info \
rhome=${D}/usr/$(get_libdir)/R \
install || die "Installation Failed"
# fix the R wrapper script to have the correct R_HOME_DIR
# sed regexp borrowed from included debian rules
sed \
-e "/^R_HOME_DIR=.*/s::R_HOME_DIR=/usr/$(get_libdir)/R:" \
-i ${D}/usr/$(get_libdir)/R/bin/R \
|| die "sed failed."
# The same kinds of seds are needed for these variables too, see bug 115140
sed \
-e "/^R_SHARE_DIR=.*/s::R_SHARE_DIR=/usr/$(get_libdir)/R/share:" \
-e "/^R_INCLUDE_DIR=.*/s::R_INCLUDE_DIR=/usr/$(get_libdir)/R/include:" \
-e "/^R_DOC_DIR=.*/s::R_DOC_DIR=/usr/$(get_libdir)/R/doc:" \
-i ${D}/usr/$(get_libdir)/R/bin/R \
|| die "sed failed."
# R installs two identical wrappers under /usr/bin and /usr/lib/R/bin/
# the 2nd one is corrected by above sed, the first is replaced by a symlink
cd ${D}/usr/bin/
rm R
dosym ../$(get_libdir)/R/bin/R /usr/bin/R
dodir /etc/env.d
echo -n \
"LDPATH=\"/usr/$(get_libdir)/R/lib\"" \
> ${D}/etc/env.d/99R
cd ${S}
dodoc ChangeLog *NEWS README VERSION
}
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