Fix execstack in libffi.so.6 wrt #511634 by Anthony Basile and Magnus Granberg

(Portage version: 2.2.10/cvs/Linux x86_64, signed Manifest commit with key 4868F14D)

3 files changed, 75 insertions, 1 deletions

diff --git a/dev-libs/libffi/ChangeLog b/dev-libs/libffi/ChangeLog
index 50158b7a34af..ff062c280c21 100644
--- a/dev-libs/libffi/ChangeLog
+++ b/dev-libs/libffi/ChangeLog
@@ -1,6 +1,12 @@
 # ChangeLog for dev-libs/libffi
 # Copyright 1999-2014 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/dev-libs/libffi/ChangeLog,v 1.186 2014/05/27 17:14:03 ssuominen Exp $
+# $Header: /var/cvsroot/gentoo-x86/dev-libs/libffi/ChangeLog,v 1.187 2014/05/28 13:29:34 ssuominen Exp $
+
+*libffi-3.1-r1 (28 May 2014)
+
+  28 May 2014; Samuli Suominen <ssuominen@gentoo.org>
+  +files/libffi-3.1-execstack.patch, +libffi-3.1-r1.ebuild:
+  Fix execstack in libffi.so.6 wrt #511634 by Anthony Basile and Magnus Granberg
 
   27 May 2014; Samuli Suominen <ssuominen@gentoo.org>
   -files/libffi-3.0.11-x86-pic-check.patch, -libffi-3.0.11.ebuild,
diff --git a/dev-libs/libffi/files/libffi-3.1-execstack.patch b/dev-libs/libffi/files/libffi-3.1-execstack.patch
new file mode 100644
index 000000000000..3a98d94aa595
--- /dev/null
+++ b/dev-libs/libffi/files/libffi-3.1-execstack.patch
@@ -0,0 +1,11 @@
+http://bugs.gentoo.org/511634
+
+--- src/x86/win32.S
++++ src/x86/win32.S
+@@ -1304,3 +1304,6 @@
+ 
+ #endif /* !_MSC_VER */
+ 
++#if defined __ELF__ && defined __linux__
++	.section        .note.GNU-stack,"",@progbits
++#endif
diff --git a/dev-libs/libffi/libffi-3.1-r1.ebuild b/dev-libs/libffi/libffi-3.1-r1.ebuild
new file mode 100644
index 000000000000..0d9ff1060326
--- /dev/null
+++ b/dev-libs/libffi/libffi-3.1-r1.ebuild
@@ -0,0 +1,57 @@
+# Copyright 1999-2014 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/dev-libs/libffi/libffi-3.1-r1.ebuild,v 1.1 2014/05/28 13:29:34 ssuominen Exp $
+
+EAPI=5
+inherit eutils libtool multilib multilib-minimal toolchain-funcs
+
+DESCRIPTION="a portable, high level programming interface to various calling conventions."
+HOMEPAGE="http://sourceware.org/libffi/"
+SRC_URI="ftp://sourceware.org/pub/${PN}/${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~ppc-aix ~amd64-fbsd ~sparc-fbsd ~x86-fbsd ~x64-freebsd ~x86-freebsd ~hppa-hpux ~ia64-hpux ~x86-interix ~amd64-linux ~arm-linux ~ia64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="debug pax_kernel static-libs test"
+
+RDEPEND="abi_x86_32? ( !<=app-emulation/emul-linux-x86-baselibs-20130224-r1
+		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)] )"
+DEPEND="test? ( dev-util/dejagnu )"
+
+DOCS="ChangeLog* README"
+
+ECONF_SOURCE=${S}
+
+pkg_setup() {
+	# Check for orphaned libffi, see http://bugs.gentoo.org/354903 for example
+	if [[ ${ROOT} == "/" && ${EPREFIX} == "" ]] && ! has_version ${CATEGORY}/${PN}; then
+		local base="${T}"/conftest
+		echo 'int main() { }' > "${base}".c
+		$(tc-getCC) -o "${base}" "${base}".c -lffi >&/dev/null
+		if [ $? -eq 0 ]; then
+			eerror "The linker reported linking against -lffi to be working while it shouldn't have."
+			eerror "This is wrong and you should find and delete the old copy of libffi before continuing."
+			die "The system is in inconsistent state with unknown libffi installed."
+		fi
+	fi
+}
+
+src_prepare() {
+	epatch "${FILESDIR}"/${P}-execstack.patch #511634
+	sed -i 's:@toolexeclibdir@:$(libdir):g' Makefile.in || die #462814
+	epatch_user
+	elibtoolize
+}
+
+multilib_src_configure() {
+	use userland_BSD && export HOST="${CHOST}"
+	econf \
+		$(use_enable static-libs static) \
+		$(use_enable pax_kernel pax_emutramp) \
+		$(use_enable debug)
+}
+
+multilib_src_install_all() {
+	prune_libtool_files
+	einstalldocs
+}