Use std::string.

diff --git a/src/sthread/sthread_impl.cpp b/src/sthread/sthread_impl.cpp
index 19a19b8..b7d8972 100644 (file)
--- a/src/sthread/sthread_impl.cpp
+++ b/src/sthread/sthread_impl.cpp
@@ -73,9 +73,8 @@ int sthread_create(unsigned long int* thread, const /*pthread_attr_t*/ void* att
   if (SMPI_is_inited())
     MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 #endif
-  char name[100];
-  sprintf(name, "%d:%d", rank, TID);
-  sg4::ActorPtr actor = sg4::Actor::init(name, lilibeth);
+  std::string name    = simgrid::xbt::string_printf("%d:%d", rank, TID);
+  sg4::ActorPtr actor = sg4::Actor::init(name.c_str(), lilibeth);
   actor->start(thread_create_wrapper, start_routine, arg);
 
   intrusive_ptr_add_ref(actor.get());