From 1d8718303b00e24d21ce70a6891a096e89c96f1d Mon Sep 17 00:00:00 2001
From: Sam James <sam@gentoo.org>
Date: Mon, 7 Feb 2022 03:56:24 +0000
Subject: sys-libs/libucontext: respect CFLAGS without overriding upstream
 define

Fixes musl runtime as the right symbols get defined now (unprefixed).

Bug: https://github.com/rui314/mold/issues/281
Bug: https://bugs.gentoo.org/832700
Closes: https://bugs.gentoo.org/832677
Thanks-to: Andrew Athalye <andrewathalye@outlook.com>
Signed-off-by: Sam James <sam@gentoo.org>
---
 sys-libs/libucontext/libucontext-1.1-r1.ebuild | 55 ++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 sys-libs/libucontext/libucontext-1.1-r1.ebuild

(limited to 'sys-libs/libucontext/libucontext-1.1-r1.ebuild')

diff --git a/sys-libs/libucontext/libucontext-1.1-r1.ebuild b/sys-libs/libucontext/libucontext-1.1-r1.ebuild
new file mode 100644
index 000000000000..cf76cfa1a756
--- /dev/null
+++ b/sys-libs/libucontext/libucontext-1.1-r1.ebuild
@@ -0,0 +1,55 @@
+# 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
+RESTRICT="test"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-1.1-respect-CFLAGS.patch
+)
+
+src_compile() {
+	tc-export AR CC
+
+	local 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}" all $(usev man 'docs')
+}
+
+src_test() {
+	emake LDFLAGS="${LDFLAGS}" check
+}
+
+src_install() {
+	emake DESTDIR="${ED}" LIBDIR="/usr/$(get_libdir)" install $(usev man 'install_docs')
+}
-- 
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