From aa75c0981e87c9abb55938b8532ac4cfae383905 Mon Sep 17 00:00:00 2001
From: degomme <augustin.degomme@unibas.ch>
Date: Wed, 2 Nov 2016 15:31:09 +0100
Subject: [PATCH] Use the libunwind from apple directly

---
 CMakeLists.txt | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 72f539abfa..aa1e7538f0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -363,7 +363,13 @@ endif()
 
 include(FindLibunwind)
 if(HAVE_LIBUNWIND)
-  SET(SIMGRID_DEP "${SIMGRID_DEP} -lunwind")
+  if(NOT APPLE)
+    SET(SIMGRID_DEP "${SIMGRID_DEP} -lunwind")
+  else()
+    # Apple forbids to link directly against its libunwind implementation
+    # So let's comply and link against the System framework
+    SET(SIMGRID_DEP "${SIMGRID_DEP} -lSystem")
+  endif()
   if("${CMAKE_SYSTEM}" MATCHES "Linux")
     set(SIMGRID_DEP "${SIMGRID_DEP} -lunwind-ptrace")
     # This supposes that the host machine is either an AMD or a X86.
-- 
2.20.1