From 469e5e7768cf850ac4c5a8e6df43a52f209c3b79 Mon Sep 17 00:00:00 2001
From: Peter Marheine <taricorp@gmail.com>
Date: Fri, 9 Dec 2016 05:34:25 +1100
Subject: [PATCH] libdwarf: version the shared object (#20996)

Upstream sets the soname, so binaries compiled against libdwarf.so will
link against libdwarf.so.1 at runtime. Install libdwarf.so.1 and
symlink libdwarf.so to it so both linking and runtime loading work again.
---
 pkgs/development/libraries/libdwarf/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/libdwarf/default.nix b/pkgs/development/libraries/libdwarf/default.nix
index eda68fc73d3f..48853b63c792 100644
--- a/pkgs/development/libraries/libdwarf/default.nix
+++ b/pkgs/development/libraries/libdwarf/default.nix
@@ -18,7 +18,8 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     mkdir -p $out/lib $out/include
-    cp libdwarf.so $out/lib
+    cp libdwarf.so.1 $out/lib
+    ln -s libdwarf.so.1 $out/lib/libdwarf.so
     cp libdwarf.h dwarf.h $out/include
   '';