1 files changed, 69 insertions, 0 deletions
diff --git a/sys-libs/libucontext/libucontext-1.2.ebuild b/sys-libs/libucontext/libucontext-1.2.ebuild
new file mode 100644
index 000000000000..7120a14d92cb
--- /dev/null
+++ b/sys-libs/libucontext/libucontext-1.2.ebuild
@@ -0,0 +1,69 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit toolchain-funcs
+
+DESCRIPTION="ucontext implementation featuring glibc-compatible ABI"
+HOMEPAGE="https://github.com/kaniini/libucontext"
+SRC_URI="https://github.com/kaniini/libucontext/archive/refs/tags/${P}.tar.gz"
+S="${WORKDIR}"/${PN}-${P}
+
+LICENSE="ISC"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="+man"
+
+BDEPEND="man? ( app-text/scdoc )"
+
+# segfault needs investigation
+# 1.2 eems ok?
+#RESTRICT="test"
+
+src_compile() {
+	tc-export AR CC
+
+	arch=
+
+	# Override arch detection
+	# https://github.com/kaniini/libucontext/blob/master/Makefile#L3
+	if use x86 ; then
+		arch="x86"
+	elif use arm ; then
+		arch="arm"
+	elif use arm64 ; then
+		arch="aarch64"
+	elif use ppc64 ; then
+		arch="ppc64"
+	else
+		arch="$(uname -m)"
+	fi
+
+	emake \
+		ARCH="${arch}" \
+		LDFLAGS="${LDFLAGS}" \
+		LIBDIR="/usr/$(get_libdir)" \
+		PKGCONFIGDIR="/usr/$(get_libdir)/pkgconfig" \
+		all $(usev man 'docs')
+}
+
+src_test() {
+	emake \
+		ARCH="${arch}" \
+		LDFLAGS="${LDFLAGS}" \
+		LIBDIR="/usr/$(get_libdir)" \
+		PKGCONFIGDIR="/usr/$(get_libdir)/pkgconfig" \
+		check
+}
+
+src_install() {
+	emake \
+		ARCH="${arch}" \
+		DESTDIR="${ED}" \
+		LIBDIR="/usr/$(get_libdir)" \
+		PKGCONFIGDIR="/usr/$(get_libdir)/pkgconfig" \
+		install $(usev man 'install_docs')
+
+	find "${ED}" -name '*.a' -delete || die
+}