sci-libs/libbufr: re-add and version bump to latest upstream (405)

This also adds build fixes and an lto USE flag for checking the linker
and massaging the AR flags for the linker plugin (note this requies an
existing -flto configuration).

Package-Manager: portage-2.2.27

1 files changed, 206 insertions, 0 deletions

diff --git a/sci-libs/libbufr/libbufr-000405.ebuild b/sci-libs/libbufr/libbufr-000405.ebuild
new file mode 100644
index 000000000000..982dbca2c8c3
--- /dev/null
+++ b/sci-libs/libbufr/libbufr-000405.ebuild
@@ -0,0 +1,206 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+inherit eutils fortran-2 toolchain-funcs
+
+MY_P="${PN/lib/}dc_${PV}"
+
+DESCRIPTION="ECMWF BUFR library - includes both C and Fortran example utilities"
+HOMEPAGE="https://software.ecmwf.int/wiki/display/BUFR/BUFRDC+Home"
+SRC_URI="https://software.ecmwf.int/wiki/download/attachments/35752466/${MY_P}.tar.gz"
+
+LICENSE="LGPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc ~ppc64 ~x86"
+# needs someone to test on these: ~alpha ~hppa ~ia64 ~sparc etc ...
+
+IUSE="debug doc examples lto"
+
+RDEPEND="
+	virtual/fortran
+	"
+
+DEPEND="sys-apps/findutils"
+
+S=${WORKDIR}/${MY_P}
+
+if use lto; then
+	RESTRICT="strip"
+fi
+
+pkg_setup() {
+	fortran-2_pkg_setup
+	case "$(tc-getFC)" in
+		*gfortran)
+			export CNAME="_gfortran"
+			;;
+		*g77)
+			export CNAME="_gnu"
+			;;
+		*pgf90|*pgf77)
+			export CNAME=""
+			;;
+		ifc|ifort)
+			export CNAME="_intel"
+			;;
+	esac
+
+	elog "Note non-GNU compilers are not currently supported on non-x86"
+	elog "architectures.  If you need it, please submit a patch..."
+
+	export target="linux"
+	export A64=""
+	export R64=""
+	case "${ARCH}" in
+		amd64)
+			export R64="R64"
+			export A64="A64"
+			;;
+		ppc64)
+			export target="ppc_G5"
+			;;
+		ppc)
+			export target="ppc"
+			;;
+		*)
+			;;
+	esac
+}
+
+src_prepare() {
+	update_configs
+	epatch "${FILESDIR}"/${P}-makefile.patch
+
+	local config="config/config.$target$CNAME$R64$A64"
+
+	if [[ "${ARCH}" == "ppc" ]] ; then
+		sed -i -e "s|= -mcpu=G4 -mtune=G4|= |" ${config}
+	elif [[ "${ARCH}" == "ppc64" ]] ; then
+		sed -i -e "s|= -mcpu=G5 -mtune=G5|= |" \
+			-e "s|-fdefault-real-8|-fdefault-real-8 -fdefault-double-8|" \
+			${config}
+	elif [[ "${ARCH}" == "amd64" ]] ; then
+		cp ${config}.in ${config}
+		sed -i -e "s|-fdefault-real-8|-fdefault-real-8 -fdefault-double-8|" \
+			${config}
+	else
+		cp ${config}.in ${config} || die "Error updating config!"
+	fi
+
+	sed -i -e "s:DEBUG = -O2:DEBUG = -g:g" ${config}
+	use debug || sed -i -e "s:DEBUG = -g:DEBUG =:g" ${config}
+
+	# add local CFLAGS to build flags
+	sed -i -e "s|\$(DEBUG)|${CFLAGS} \$(DEBUG) -fPIC|" \
+		-e 's|emos|/usr/share/bufrtables|g' ${config}
+
+	# add local LDFLAGS to bins
+	sed -i \
+		-e "s|-o|${LDFLAGS} -fPIC -o|" \
+		examples/Makefile \
+		bufrtables/Makefile
+}
+
+src_compile() {
+	export BUFR_TABLES="${S}"/bufrtables
+	EBUILD_ARCH="${ARCH}"
+	EBUILD_CFLAGS="${CFLAGS}"
+	unset ARCH CFLAGS
+
+	tc-export CC FC AR NM RANLIB
+	export STRIP="/bin/true"
+	TC_FLAGS="CC=$CC FC=$FC AR=$AR RANLIB=$RANLIB"
+	ARFLAGS="rv"
+
+	if use lto; then
+		PLUGIN_PATH="--plugin=$(gcc -print-prog-name=liblto_plugin.so)"
+		tc-ld-is-gold && ARFLAGS="rv ${PLUGIN_PATH}"
+	fi
+
+	# emake won't work with this fossil...
+	BUFRFLAGS="ARCH=$target R64=$R64 CNAME=$CNAME"
+	make $TC_FLAGS ARFLAGS="${ARFLAGS}" $BUFRFLAGS || die "make failed"
+
+	generate_files
+
+	ARCH="${EBUILD_ARCH}"
+	CFLAGS="${EBUILD_CFLAGS}"
+}
+
+src_test() {
+	unset ARCH CFLAGS
+	BUFRFLAGS="ARCH=$target R64=$R64 CNAME=$CNAME"
+	make $BUFRFLAGS test || die "make test failed"
+
+	ARCH="${EBUILD_ARCH}"
+	CFLAGS="${EBUILD_CFLAGS}"
+}
+
+src_install() {
+	# install library
+	dolib.a libbufr$R64.a
+
+	dosbin bufrtables/{bufr2txt_tables,bufr_split_tables,txt2bufr_tables}
+	dobin examples/{bufr_decode_all,create_bufr,decode_bufr,decode_bufr_image,tdexp}
+
+	keepdir /usr/share/bufrtables
+	insinto /usr/share/bufrtables
+	doins -r bufrtables/{B,C,D}*.*
+
+	# files generated above
+	doenvd 20${PN}
+
+	dodoc README
+	if use doc ; then
+		insinto /usr/share/doc/${PF}
+		doins doc/*.pdf
+	fi
+
+	if use examples ; then
+		newdoc examples/README README.examples
+		insinto /usr/share/doc/${PF}/examples
+		doins examples/{*.F,*.c,Makefile}
+	fi
+}
+
+pkg_postinst() {
+	elog
+	elog "This is the only GPL'd BUFR decoder library written in C/Fortran"
+	elog "but the build system is an old kluge that pre-dates the discovery"
+	elog "of fire.  File bugs as usual if you have build/runtime problems."
+	elog ""
+	elog "The default BUFR tables are stored in /usr/share/bufrtables, so"
+	elog "add your local tables there if needed.  Only a static lib is"
+	elog "installed currently, as shared lib support is incomplete (feel"
+	elog "free to submit a patch :)"
+	elog ""
+	elog "The installed user-land bufr utilities are just the examples;"
+	elog "the main library is really all there is (and there are no man"
+	elog "pages either).  Install the examples and use the source, Luke..."
+	elog
+}
+
+generate_files() {
+	## Do not remove blank lines from the response file
+	cat <<-EOF > 20${PN}
+	BUFR_TABLES="/usr/share/bufrtables"
+	EOF
+}
+
+update_configs() {
+	find . -type f -name \*.distinct -o -name \*.f -o -name \*.in \
+		 | xargs chmod -x
+	cp options/options_linux options/options_ppc
+	cp options/options_linux options/options_ppc_G5
+	cp pbio/sources.linux pbio/sources.ppc
+	cp pbio/sources.linux pbio/sources.ppc_G5
+	pushd config > /dev/null
+		cp config.ppc_gfortran.in config.ppc_gfortran
+		cp config.ppc_gfortranR64.in config.ppc_gfortranR64
+		cp config.ppc_gfortran_G5.in config.ppc_gfortran_G5
+		cp config.ppc_gfortranR64_G5.in config.ppc_gfortranR64_G5
+	popd > /dev/null
+}