From ac0786cb9ae40f73323b448e405b053a83770de0 Mon Sep 17 00:00:00 2001
From: Florian Apolloner <florian@apolloner.eu>
Date: Sun, 5 Mar 2017 00:05:06 +0100
Subject: BundleUtilities: Teach `get_item_rpaths` to parse ELF binaries

---
 Modules/BundleUtilities.cmake | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Modules/BundleUtilities.cmake b/Modules/BundleUtilities.cmake
index 5d6f402..1ec06f1 100644
--- a/Modules/BundleUtilities.cmake
+++ b/Modules/BundleUtilities.cmake
@@ -432,6 +432,16 @@ function(get_item_rpaths item rpaths_var)
     endif()
   endif()
 
+  if(UNIX AND NOT APPLE)
+    file(READ_ELF ${item} RPATH rpath_var RUNPATH runpath_var CAPTURE_ERROR error_var)
+    get_filename_component(item_dir ${item} DIRECTORY)
+    foreach(rpath ${rpath_var} ${runpath_var})
+      # Substitute $ORIGIN with the exepath and add to the found rpaths
+      string(REPLACE "$ORIGIN" "${item_dir}" rpath "${rpath}")
+      gp_append_unique(${rpaths_var} "${rpath}")
+    endforeach()
+  endif()
+
   set(${rpaths_var} ${${rpaths_var}} PARENT_SCOPE)
 endfunction()
 
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