Add the MSG function controlling CPU affinity

[simgrid.git] / include / smpi / smpi.h

diff --git a/include/smpi/smpi.h b/include/smpi/smpi.h
index b3cfb99..74030ae 100644 (file)
--- a/include/smpi/smpi.h
+++ b/include/smpi/smpi.h
@@ -43,6 +43,7 @@ SG_BEGIN_DECL()
 #define MPI_PROC_NULL -2
 #define MPI_ANY_TAG -1
 #define MPI_UNDEFINED -3
+#define MPI_IN_PLACE (void *)-4
 // errorcodes
 #define MPI_SUCCESS       0
 #define MPI_ERR_COMM      1