Use std::function for smpi_comm_copy_data_callback.

[simgrid.git] / src / smpi / mpi / smpi_request.cpp

diff --git a/src/smpi/mpi/smpi_request.cpp b/src/smpi/mpi/smpi_request.cpp
index a4785c8..77885e4 100644 (file)
--- a/src/smpi/mpi/smpi_request.cpp
+++ b/src/smpi/mpi/smpi_request.cpp
@@ -33,7 +33,7 @@ static simgrid::config::Flag<double> smpi_test_sleep(
 
 std::vector<s_smpi_factor_t> smpi_ois_values;
 
-extern void (*smpi_comm_copy_data_callback)(simgrid::kernel::activity::CommImpl*, void*, size_t);
+extern std::function<void(simgrid::kernel::activity::CommImpl*, void*, size_t)> smpi_comm_copy_data_callback;
 
 namespace simgrid{
 namespace smpi{