X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fea2606dff029fec63088d8e3d9f42925a67efea..219810d5f28a3f177c7d9341b0fd227cbf651082:/include/xbt/system_error.hpp

diff --git a/include/xbt/system_error.hpp b/include/xbt/system_error.hpp
index f2aabe7f83..f580e750ce 100644
--- a/include/xbt/system_error.hpp
+++ b/include/xbt/system_error.hpp
@@ -8,6 +8,9 @@
 
 #include <system_error>
 
+#ifndef SIMGRID_MC_SYSTEM_ERROR_HPP
+#define SIMGRID_MC_SYSTEM_ERROR_HPP
+
 namespace simgrid {
 namespace xbt {
 
@@ -31,3 +34,5 @@ std::system_error errno_error(int errnum, const char* what)
 
 }
 }
+
+#endif