sys-libs/llvm-libunwind: Add a live ebuild

sys-libs/llvm-libunwind/llvm-libunwind-9999.ebuild

@@ -0,0 +1,36 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+CMAKE_MIN_VERSION=3.4.3
+inherit cmake-utils git-r3
+
+DESCRIPTION="C++ runtime stack unwinder from LLVM"
+HOMEPAGE="https://github.com/llvm-mirror/libunwind"
+SRC_URI=""
+EGIT_REPO_URI="http://llvm.org/git/libunwind.git
+ https://github.com/llvm-mirror/libunwind.git"
+
+LICENSE="|| ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS=""
+IUSE="debug +static-libs"
+
+RDEPEND="!sys-libs/libunwind"
+# llvm-config and cmake files needed to get proper flags
+DEPEND=">=sys-devel/llvm-3.8.1-r2"
+
+src_configure() {
+ local libdir=$(get_libdir)
+
+ local mycmakeargs=(
+ -DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+ -DLIBUNWIND_ENABLE_ASSERTIONS=$(usex debug)
+ -DLIBUNWIND_ENABLE_STATIC=$(usex static-libs)
+ )
+
+ cmake-utils_src_configure
+}