X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b2a42bf37b744bebbbf79049cb5cd1e1d4e960fe..3fab894cbce7d5bdd43a6fc9aa647b3809d63507:/src/smpi/smpi_mpi_dt.cpp

diff --git a/src/smpi/smpi_mpi_dt.cpp b/src/smpi/smpi_mpi_dt.cpp
index 559db5e4a0..6e6410f279 100644
--- a/src/smpi/smpi_mpi_dt.cpp
+++ b/src/smpi/smpi_mpi_dt.cpp
@@ -201,6 +201,7 @@ int smpi_datatype_dup(MPI_Datatype datatype, MPI_Datatype* new_t)
           if(ret!=MPI_SUCCESS){
             smpi_datatype_unuse(*new_t);
             *new_t=MPI_DATATYPE_NULL;
+            xbt_dict_cursor_free(&cursor);
             return ret;
           }
           if(flag)
@@ -236,6 +237,8 @@ void smpi_datatype_get_name(MPI_Datatype datatype, char* name, int* length){
 }
 
 void smpi_datatype_set_name(MPI_Datatype datatype, char* name){
+  if(datatype->name!=NULL &&  !(datatype->flags & DT_FLAG_PREDEFINED))
+    xbt_free(datatype->name);
   datatype->name = xbt_strdup(name);;
 }
 
@@ -388,6 +391,15 @@ void smpi_datatype_create(MPI_Datatype* new_type, int size,int lb, int ub, int s
 
 void smpi_datatype_free(MPI_Datatype* type){
   xbt_assert((*type)->in_use >= 0);
+
+  if((*type)->flags & DT_FLAG_PREDEFINED)return;
+
+  //if still used, mark for deletion
+  if((*type)->in_use!=0){
+      (*type)->flags |=DT_FLAG_DESTROYED;
+      return;
+  }
+
   if((*type)->attributes !=NULL){
     xbt_dict_cursor_t cursor = NULL;
     int* key;
@@ -399,23 +411,15 @@ void smpi_datatype_free(MPI_Datatype* type){
       if(elem &&  elem->delete_fn)
         elem->delete_fn(*type,*key, value, &flag);
     }
-  }
-
-  if((*type)->flags & DT_FLAG_PREDEFINED)return;
-
-  //if still used, mark for deletion
-  if((*type)->in_use!=0){
-      (*type)->flags |=DT_FLAG_DESTROYED;
-      return;
+    xbt_dict_free(&(*type)->attributes);
   }
 
   if ((*type)->sizeof_substruct != 0){
     //((s_smpi_subtype_t *)(*type)->substruct)->subtype_free(type);  
     xbt_free((*type)->substruct);
   }
-  if ((*type)->name != NULL){
-    xbt_free((*type)->name);
-  }
+  xbt_free((*type)->name);
+  xbt_free(*type);
   *type = MPI_DATATYPE_NULL;
 }
 
@@ -441,11 +445,7 @@ void smpi_datatype_unuse(MPI_Datatype type){
   }
 
   if(type && type->in_use == 0){
-    MPI_Datatype t = type;
-    if (!(type->flags & DT_FLAG_DESTROYED))
-      smpi_datatype_free(&type);
-    if(t->flags & DT_FLAG_PREDEFINED) return;
-    xbt_free(t);
+    smpi_datatype_free(&type);
   }
 #if HAVE_MC
   if(MC_is_active())
@@ -500,6 +500,7 @@ void use_contiguous(MPI_Datatype* d){
  * erived from s_smpi_subtype which required the functions unserialize and serialize */
 s_smpi_mpi_contiguous_t* smpi_datatype_contiguous_create( MPI_Aint lb, int block_count, MPI_Datatype old_type,
                                                   int size_oldtype){
+  if(block_count==0)return NULL;
   s_smpi_mpi_contiguous_t *new_t= xbt_new(s_smpi_mpi_contiguous_t,1);
   new_t->base.serialize = &serialize_contiguous;
   new_t->base.unserialize = &unserialize_contiguous;