dev-libs/libffi-compat: add libffi.so.7 compat slot

Bug: https://bugs.gentoo.org/804660
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Package-Manager: Portage-3.0.20, Repoman-3.0.3

1 files changed, 71 insertions, 0 deletions

diff --git a/dev-libs/libffi-compat/libffi-compat-3.3-r2.ebuild b/dev-libs/libffi-compat/libffi-compat-3.3-r2.ebuild
new file mode 100644
index 000000000000..2cfc48a26b21
--- /dev/null
+++ b/dev-libs/libffi-compat/libffi-compat-3.3-r2.ebuild
@@ -0,0 +1,71 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+inherit libtool multilib-minimal
+
+DESCRIPTION="a portable, high level programming interface to various calling conventions"
+HOMEPAGE="https://sourceware.org/libffi/"
+SRC_URI="https://github.com/libffi/libffi/releases/download/v${PV}/libffi-${PV}.tar.gz"
+
+LICENSE="MIT"
+SLOT="7" # SONAME=libffi.so.7
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="debug pax-kernel test"
+
+RESTRICT="!test? ( test )"
+
+RDEPEND="!dev-libs/libffi:0/7" # conflicts on libffi.so.7
+DEPEND=""
+BDEPEND="test? ( dev-util/dejagnu )"
+
+DOCS="ChangeLog* README.md"
+
+PATCHES=(
+	"${FILESDIR}"/libffi-3.2.1-o-tmpfile-eacces.patch #529044
+	"${FILESDIR}"/libffi-3.3_rc0-ppc-macos-go.patch
+	"${FILESDIR}"/libffi-3.3-power7.patch
+	"${FILESDIR}"/libffi-3.3-power7-memcpy.patch
+	"${FILESDIR}"/libffi-3.3-power7-memcpy-2.patch
+	"${FILESDIR}"/libffi-3.3-ppc-int128.patch
+	"${FILESDIR}"/libffi-3.3-ppc-vector-offset.patch
+	"${FILESDIR}"/libffi-3.3-compiler-vendor-quote.patch
+)
+
+S=${WORKDIR}/libffi-${PV}
+
+ECONF_SOURCE=${S}
+
+src_prepare() {
+	default
+	if [[ ${CHOST} == arm64-*-darwin* ]] ; then
+		# ensure we use aarch64 asm, not x86 on arm64
+		sed -i -e 's/aarch64\*-\*-\*/arm64*-*-*|&/' \
+			configure configure.host || die
+	fi
+}
+
+multilib_src_configure() {
+	use userland_BSD && export HOST="${CHOST}"
+	# --includedir= path maintains a few properties:
+	# 1. have stable name across libffi versions: some packages like
+	#    dev-lang/ghc or kde-frameworks/networkmanager-qt embed
+	#    ${includedir} at build-time. Don't require those to be
+	#    rebuilt unless SONAME changes. bug #695788
+	#
+	#    We use /usr/.../${PN} (instead of former /usr/.../${P}).
+	#
+	# 2. have ${ABI}-specific location as ffi.h is target-dependent.
+	#
+	#    We use /usr/$(get_libdir)/... to have ABI identifier.
+	econf \
+		--includedir="${EPREFIX}"/usr/$(get_libdir)/${PN}/include \
+		--disable-multi-os-directory \
+		--disable-static \
+		$(use_enable pax-kernel pax_emutramp) \
+		$(use_enable debug)
+}
+
+multilib_src_install() {
+	dolib.so .libs/libffi.so.${SLOT}*
+}