sys-libs/ncurses: Add compatibility package for binary packages

Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=557472

Package-Manager: portage-2.2.20.1
Signed-off-by: Justin Lecher <jlec@gentoo.org>

sys-libs/ncurses/metadata.xml

@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-<herd>base-system</herd>
-<use>
-	<flag name='ada'>Add bindings for the ADA programming language</flag>
-	<flag name='tinfo'>
+	<herd>base-system</herd>
+	<use>
+		<flag name="ada">Add bindings for the ADA programming language</flag>
+		<flag name="tinfo">
 		Build curses library (libncurses) sep from the low-level terminfo
 		library (libtinfo) -- usually needed only for binary packages -- but
 		it is binary compatible in either mode
 	</flag>
-	<flag name='trace'>Enable test trace() support in ncurses calls</flag>
-</use>
+		<flag name="trace">Enable test trace() support in ncurses calls</flag>
+	</use>
 </pkgmetadata>

sys-libs/ncurses/ncurses-5.9-r100.ebuild

@@ -0,0 +1,186 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI="4"
+inherit eutils flag-o-matic toolchain-funcs multilib-minimal
+
+MY_PV=${PV:0:3}
+PV_SNAP=${PV:4}
+MY_P=${PN}-${MY_PV}
+DESCRIPTION="console display library"
+HOMEPAGE="https://www.gnu.org/software/ncurses/ http://dickey.his.com/ncurses/"
+SRC_URI="mirror://gnu/ncurses/${MY_P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="5"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~sparc-fbsd ~x86-fbsd"
+IUSE="ada +cxx debug gpm profile tinfo trace unicode"
+
+DEPEND="gpm? ( sys-libs/gpm )"
+#	berkdb? ( sys-libs/db )"
+# Block the older ncurses that installed all files w/SLOT=5. #557472
+RDEPEND="${DEPEND}
+	!<=sys-libs/ncurses-6:0
+	!<x11-terms/rxvt-unicode-9.06-r3
+	abi_x86_32? (
+		!<=app-emulation/emul-linux-x86-baselibs-20130224-r12
+		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)]
+	)"
+# Put the MULTILIB_USEDEP on gpm in PDEPEND only to avoid circular deps.
+# We can move it to DEPEND and drop the --with-gpm=libgpm.so.1 from the econf
+# line below once we can assume multilib gpm is available everywhere.
+PDEPEND="gpm? ( sys-libs/gpm[${MULTILIB_USEDEP}] )"
+
+S=${WORKDIR}/${MY_P}
+HOSTTIC_DIR=${WORKDIR}/${P}-host
+
+src_prepare() {
+	[[ -n ${PV_SNAP} ]] && epatch "${WORKDIR}"/${MY_P}-${PV_SNAP}-patch.sh
+	epatch "${FILESDIR}"/${PN}-5.8-gfbsd.patch
+	epatch "${FILESDIR}"/${PN}-5.7-nongnu.patch
+	epatch "${FILESDIR}"/${PN}-5.9-rxvt-unicode-9.15.patch #192083 #383871
+	epatch "${FILESDIR}"/${PN}-5.9-fix-clang-build.patch #417763
+	epatch "${FILESDIR}"/${PN}-5.9-pkg-config.patch
+	epatch "${FILESDIR}"/${P}-no-I-usr-include.patch #522586
+	epatch "${FILESDIR}"/${P}-gcc-5.patch #545114
+}
+
+src_configure() {
+	unset TERMINFO #115036
+	tc-export_build_env BUILD_{CC,CPP}
+	BUILD_CPPFLAGS+=" -D_GNU_SOURCE" #214642
+
+	# when cross-compiling, we need to build up our own tic
+	# because people often don't keep matching host/target
+	# ncurses versions #249363
+	if tc-is-cross-compiler && ! ROOT=/ has_version ~sys-libs/${P} ; then
+		CHOST=${CBUILD} \
+		CFLAGS=${BUILD_CFLAGS} \
+		CXXFLAGS=${BUILD_CXXFLAGS} \
+		CPPFLAGS=${BUILD_CPPFLAGS} \
+		LDFLAGS="${BUILD_LDFLAGS} -static" \
+		BUILD_DIR="${HOSTTIC_DIR}" do_configure cross --without-shared --with-normal
+	fi
+	multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+	do_configure narrowc
+	use unicode && do_configure widec --enable-widec --includedir="${EPREFIX}"/usr/include/ncursesw
+}
+
+do_configure() {
+	ECONF_SOURCE=${S}
+
+	mkdir "${BUILD_DIR}"-$1
+	cd "${BUILD_DIR}"-$1 || die
+	shift
+
+	local conf=(
+		# We need the basic terminfo files in /etc, bug #37026.  We will
+		# add '--with-terminfo-dirs' and then populate /etc/terminfo in
+		# src_install() ...
+		--with-terminfo-dirs="${EPREFIX}/etc/terminfo:${EPREFIX}/usr/share/terminfo"
+
+		# Disabled until #245417 is sorted out.
+		#$(use_with berkdb hashed-db)
+
+		# ncurses is dumb and doesn't install .pc files unless pkg-config
+		# is also installed.  Force the tests to go our way.  Note that it
+		# doesn't actually use pkg-config ... it just looks for set vars.
+		--enable-pc-files
+		--with-pkg-config="$(tc-getPKG_CONFIG)"
+		# This path is used to control where the .pc files are installed.
+		PKG_CONFIG_LIBDIR="${EPREFIX}/usr/$(get_libdir)/pkgconfig"
+
+		# Now the rest of the various standard flags.
+		--with-shared
+		--without-hashed-db
+		$(use_with ada)
+		$(use_with cxx)
+		$(use_with cxx cxx-binding)
+		$(use_with debug)
+		$(use_with profile)
+		# The configure script uses ldd to parse the linked output which
+		# is flaky for cross-compiling/multilib/ldd versions/etc...
+		$(use_with gpm gpm libgpm.so.1)
+		--disable-termcap
+		--enable-symlinks
+		--with-rcs-ids
+		--with-manpage-format=normal
+		--enable-const
+		--enable-colorfgbg
+		--enable-echo
+		$(use_enable !ada warnings)
+		$(use_with debug assertions)
+		$(use_enable !debug leaks)
+		$(use_with debug expanded)
+		$(use_with !debug macros)
+		$(use_with trace)
+		$(use_with tinfo termlib)
+
+		# The chtype/mmask-t settings below are to retain ABI compat
+		# with ncurses-5.4 so dont change em !
+		--with-chtype=long
+		--with-mmask-t=long
+		--disable-ext-colors
+		--disable-ext-mouse
+		--without-pthread
+		--without-reentrant
+	)
+
+	# Force bash until upstream rebuilds the configure script with a newer
+	# version of autotools. #545532
+	CONFIG_SHELL=/bin/bash econf "${conf[@]}" "$@"
+}
+
+src_compile() {
+	# when cross-compiling, we need to build up our own tic
+	# because people often don't keep matching host/target
+	# ncurses versions #249363
+	if tc-is-cross-compiler && ! ROOT=/ has_version ~sys-libs/${P} ; then
+		make_flags="-C progs tic"
+		BUILD_DIR="${HOSTTIC_DIR}" do_compile cross
+	fi
+
+	multilib-minimal_src_compile
+}
+
+multilib_src_compile() {
+	make_flags=""
+	multilib_is_native_abi || make_flags="PROGS= "
+	do_compile narrowc
+	use unicode && do_compile widec
+}
+
+do_compile() {
+	cd "${BUILD_DIR}"-$1 || die
+
+	# A little hack to fix parallel builds ... they break when
+	# generating sources so if we generate the sources first (in
+	# non-parallel), we can then build the rest of the package
+	# in parallel.  This is not really a perf hit since the source
+	# generation is quite small.
+	emake -j1 sources
+	# For some reason, sources depends on pc-files which depends on
+	# compiled libraries which depends on sources which ...
+	# Manually delete the pc-files file so the install step will
+	# create the .pc files we want.
+	rm -f misc/pc-files
+	emake ${make_flags}
+}
+
+multilib_src_install() {
+	local lib
+	cd "${BUILD_DIR}"-narrowc/lib || die
+	for lib in *5.9; do
+		newlib.so ${lib} ${lib%%.9}
+	done
+	if use unicode ; then
+		cd "${BUILD_DIR}"-widec/lib || die
+		for lib in *5.9; do
+			newlib.so ${lib} ${lib%%.9}
+		done
+	fi
+}