--- /dev/null
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit flag-o-matic multilib-minimal preserve-libs toolchain-funcs usr-ldscript
+
+# Official patches
+# See ftp://ftp.cwru.edu/pub/bash/readline-7.0-patches/
+PLEVEL="${PV##*_p}"
+MY_PV="${PV/_p*}"
+MY_PV="${MY_PV/_/-}"
+MY_P="${PN}-${MY_PV}"
+[[ ${PV} != *_p* ]] && PLEVEL=0
+patches() {
+ [[ ${PLEVEL} -eq 0 ]] && return 1
+ local opt=$1
+ eval set -- {1..${PLEVEL}}
+ set -- $(printf "${PN}${MY_PV/\.}-%03d " "$@")
+ if [[ ${opt} == -s ]] ; then
+ echo "${@/#/${DISTDIR}/}"
+ else
+ local u
+ for u in ftp://ftp.cwru.edu/pub/bash mirror://gnu/${PN} ; do
+ printf "${u}/${PN}-${MY_PV}-patches/%s " "$@"
+ done
+ fi
+}
+
+DESCRIPTION="Another cute console display library"
+HOMEPAGE="https://tiswww.case.edu/php/chet/readline/rltop.html"
+
+case ${PV} in
+ *_alpha*|*_beta*|*_rc*)
+ SRC_URI+=" ftp://ftp.cwru.edu/pub/bash/${MY_P}.tar.gz"
+ ;;
+ *)
+ SRC_URI="mirror://gnu/${PN}/${MY_P}.tar.gz $(patches)"
+ ;;
+esac
+
+LICENSE="GPL-3"
+SLOT="0/8" # subslot matches SONAME major
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sh ~sparc ~x86 ~amd64-linux ~x86-linux"
+IUSE="static-libs +unicode utils"
+
+RDEPEND=">=sys-libs/ncurses-5.9-r3:0=[static-libs?,unicode?,${MULTILIB_USEDEP}]"
+DEPEND="${RDEPEND}"
+BDEPEND="
+ virtual/pkgconfig
+"
+
+S="${WORKDIR}/${MY_P}"
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-5.0-no_rpath.patch
+ "${FILESDIR}"/${PN}-6.2-rlfe-tgoto.patch #385091
+ "${FILESDIR}"/${PN}-7.0-headers.patch
+ "${FILESDIR}"/${PN}-8.0-headers.patch
+)
+
+# Needed because we don't want the patches being unpacked
+# (which emits annoying and useless error messages)
+src_unpack() {
+ unpack ${MY_P}.tar.gz
+}
+
+src_prepare() {
+ [[ ${PLEVEL} -gt 0 ]] && eapply -p0 $(patches -s)
+ default
+
+ # Force ncurses linking. #71420
+ # Use pkg-config to get the right values. #457558
+ local ncurses_libs=$($(tc-getPKG_CONFIG) ncurses$(usex unicode w '') --libs)
+ sed -i \
+ -e "/^SHLIB_LIBS=/s:=.*:='${ncurses_libs}':" \
+ support/shobj-conf || die
+ sed -i \
+ -e "/^[[:space:]]*LIBS=.-lncurses/s:-lncurses:${ncurses_libs}:" \
+ examples/rlfe/configure || die
+
+ # fix building under Gentoo/FreeBSD; upstream FreeBSD deprecated
+ # objformat for years, so we don't want to rely on that.
+ sed -i -e '/objformat/s:if .*; then:if true; then:' support/shobj-conf || die
+
+ ln -s ../.. examples/rlfe/readline || die # for local readline headers
+}
+
+src_configure() {
+ # fix implicit decls with widechar funcs
+ append-cppflags -D_GNU_SOURCE
+ # https://lists.gnu.org/archive/html/bug-readline/2010-07/msg00013.html
+ append-cppflags -Dxrealloc=_rl_realloc -Dxmalloc=_rl_malloc -Dxfree=_rl_free
+
+ # Make sure configure picks a better ar than `ar`. #484866
+ export ac_cv_prog_AR=$(tc-getAR)
+
+ # Force the test since we used sed above to force it.
+ export bash_cv_termcap_lib=ncurses
+
+ # Control cross-compiling cases when we know the right answer.
+ # In cases where the C library doesn't support wide characters, readline
+ # itself won't work correctly, so forcing the answer below should be OK.
+ if tc-is-cross-compiler ; then
+ use kernel_Winnt || export bash_cv_func_sigsetjmp='present'
+ export bash_cv_func_ctype_nonascii='yes'
+ export bash_cv_wcwidth_broken='no' #503312
+ fi
+
+ # This is for rlfe, but we need to make sure LDFLAGS doesn't change
+ # so we can re-use the config cache file between the two.
+ append-ldflags -L.
+
+ multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+ local myeconfargs=(
+ --cache-file="${BUILD_DIR}"/config.cache
+ --with-curses
+ $(use_enable static-libs static)
+ )
+ ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
+
+ if use utils && multilib_is_native_abi && ! tc-is-cross-compiler ; then
+ # code is full of AC_TRY_RUN()
+ mkdir -p examples/rlfe || die
+ cd examples/rlfe || die
+ ECONF_SOURCE="${S}"/examples/rlfe \
+ econf --cache-file="${BUILD_DIR}"/config.cache
+ fi
+}
+
+multilib_src_compile() {
+ emake
+
+ if use utils && multilib_is_native_abi && ! tc-is-cross-compiler ; then
+ # code is full of AC_TRY_RUN()
+ cd examples/rlfe || die
+ local l
+ for l in readline history ; do
+ ln -s ../../shlib/lib${l}$(get_libname)* lib${l}$(get_libname) || die
+ ln -s ../../lib${l}.a lib${l}.a || die
+ done
+ emake
+ fi
+}
+
+multilib_src_install() {
+ default
+
+ if multilib_is_native_abi ; then
+ gen_usr_ldscript -a readline history #4411
+
+ if use utils && ! tc-is-cross-compiler; then
+ dobin examples/rlfe/rlfe
+ fi
+ fi
+}
+
+multilib_src_install_all() {
+ HTML_DOCS="doc/history.html doc/readline.html doc/rluserman.html" einstalldocs
+ dodoc USAGE
+ docinto ps
+ dodoc doc/*.ps
+}
+pkg_preinst() {
+ # bug #29865
+ # Reappeared in #595324 with paludis so keeping this for now...
+ preserve_old_lib /$(get_libdir)/lib{history,readline}.so.{4,5,6,7}
+}
+
+pkg_postinst() {
+ preserve_old_lib_notify /$(get_libdir)/lib{history,readline}.so.{4,5,6,7}
+}
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