From: Martin Quinson <martin.quinson@loria.fr>
Date: Thu, 25 Jan 2018 17:09:59 +0000 (+0100)
Subject: Survive to when libunwind does not exist (hello again windows)
X-Git-Tag: v3.19~303
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/d95069d714a1f023526c856c3a4808f2a7225525?ds=sidebyside

Survive to when libunwind does not exist (hello again windows)
---

diff --git a/tools/cmake/Modules/FindLibunwind.cmake b/tools/cmake/Modules/FindLibunwind.cmake
index 79127687b7..ae9b5af0f8 100644
--- a/tools/cmake/Modules/FindLibunwind.cmake
+++ b/tools/cmake/Modules/FindLibunwind.cmake
@@ -39,10 +39,10 @@ set(LIBUNWIND_FOUND "1")
 
 FIND_PATH(LIBUNWIND_INCLUDE_DIR libunwind.h)
 if(NOT LIBUNWIND_INCLUDE_DIR)
-  message(FATAL_ERROR "failed to find libunwind.h")
+  message(WARNING "failed to find libunwind.h")
   set(LIBUNWIND_FOUND "")
 elif(NOT EXISTS "${LIBUNWIND_INCLUDE_DIR}/unwind.h")
-  message(FATAL_ERROR "libunwind.h was found, but unwind.h was not found in that directory.")
+  message(WARNING "libunwind.h was found, but unwind.h was not found in that directory.")
   set(LIBUNWIND_FOUND "")
   SET(LIBUNWIND_INCLUDE_DIR "")
 endif()
@@ -52,7 +52,7 @@ if (LIBUNWIND_GENERIC_LIBRARY)
   MESSAGE(STATUS "Found libunwind library: ${LIBUNWIND_GENERIC_LIBRARY}")
 else()
   set(LIBUNWIND_FOUND "")
-  MESSAGE(FATAL_ERROR "failed to find unwind generic library")
+  MESSAGE(WARNING "failed to find unwind generic library")
 endif ()
 SET(LIBUNWIND_LIBRARIES ${LIBUNWIND_GENERIC_LIBRARY})
 unset(LIBUNWIND_GENERIC_LIBRARY)