dev-util/strace: Add use flag for elfutils.

strace can use libdw to implement stack tracing support and will use it
automatically if it is installed on the system. The commit makes this
configurable.

Closes: https://github.com/gentoo/gentoo/pull/8860

diff --git a/dev-util/strace/metadata.xml b/dev-util/strace/metadata.xml
index 869980f0195f30807170f314d29b234a6ab12640..ed202ff2ec683144ca1db251b3a6f9114d272bfc 100644 (file)
--- a/dev-util/strace/metadata.xml
+++ b/dev-util/strace/metadata.xml
@@ -12,6 +12,9 @@
     <flag name="unwind">
       Enable stack backtraces (-k flag) via <pkg>sys-libs/libunwind</pkg>
     </flag>
+    <flag name="elfutils">
+      Enable stack backtraces (-k flag) via <pkg>dev-libs/elfutils</pkg>
+    </flag>
   </use>
   <upstream>
     <remote-id type="sourceforge">strace</remote-id>

diff --git a/dev-util/strace/strace-4.23.ebuild b/dev-util/strace/strace-4.23-r1.ebuild
similarity index 88%
rename from dev-util/strace/strace-4.23.ebuild
rename to dev-util/strace/strace-4.23-r1.ebuild
index 216395c678c1dcfb732ef54dadaccc37b0a8e9b9..a16ee1f785c0b8194eac964df7c039e453ed2e4c 100644 (file)
--- a/dev-util/strace/strace-4.23.ebuild
+++ b/dev-util/strace/strace-4.23-r1.ebuild
@@ -18,9 +18,14 @@ HOMEPAGE="https://strace.io/"
 
 LICENSE="BSD"
 SLOT="0"
-IUSE="aio perl static unwind"
+IUSE="aio perl static unwind elfutils"
 
-LIB_DEPEND="unwind? ( sys-libs/libunwind[static-libs(+)] )"
+REQUIRED_USE="?? ( unwind elfutils )"
+
+LIB_DEPEND="
+       unwind? ( sys-libs/libunwind[static-libs(+)] )
+       elfutils? ( dev-libs/elfutils[static-libs(+)] )
+"
 # strace only uses the header from libaio to decode structs
 DEPEND="
        static? ( ${LIB_DEPEND} )
@@ -66,7 +71,8 @@ src_configure() {
        # Don't require mpers support on non-multilib systems. #649560
        econf \
                --enable-mpers=check \
-               $(use_with unwind libunwind)
+               $(use_with unwind libunwind) \
+               $(use_with elfutils libdw)
 }
 
 src_test() {