sys-libs/libunwind: fix wasteful multilib source copies

We can use standard autotools out-of-tree build logic to avoid copying.

diff --git a/sys-libs/libunwind/libunwind-1.2_rc1.ebuild b/sys-libs/libunwind/libunwind-1.2_rc1.ebuild
index 3463a052e44891ccb8e430da80c9b3c4ac43cc5e..1a17b24e07cb6d6d2df09c25dc0a7a868ddcd28a 100644 (file)
--- a/sys-libs/libunwind/libunwind-1.2_rc1.ebuild
+++ b/sys-libs/libunwind/libunwind-1.2_rc1.ebuild
@@ -24,8 +24,6 @@ RDEPEND="lzma? ( app-arch/xz-utils )"
 DEPEND="${RDEPEND}
        libatomic? ( dev-libs/libatomic_ops )"
 
-DOCS=( AUTHORS ChangeLog NEWS README TODO )
-
 QA_DT_NEEDED_x86_fbsd="usr/lib/libunwind.so.7.0.0"
 
 S="${WORKDIR}/${MY_P}"
@@ -57,7 +55,6 @@ src_prepare() {
        sed -i -e '/^SUBDIRS/s:tests::' Makefile.in || die
 
        elibtoolize
-       multilib_copy_sources
 }
 
 multilib_src_configure() {
@@ -67,6 +64,7 @@ multilib_src_configure() {
        # conservative-checks: validate memory addresses before use; as of 1.0.1,
        # only x86_64 supports this, yet may be useful for debugging, couple it with
        # debug useflag.
+       ECONF_SOURCE="${S}" \
        ac_cv_header_atomic_ops_h=$(usex libatomic) \
        econf \
                --enable-cxx-exceptions \