store the int in a long-enough char array

[simgrid.git] / src / smpi / smpi_mpi_dt.c

diff --git a/src/smpi/smpi_mpi_dt.c b/src/smpi/smpi_mpi_dt.c
index 2a9a464..860e48c 100644 (file)
--- a/src/smpi/smpi_mpi_dt.c
+++ b/src/smpi/smpi_mpi_dt.c
@@ -10,7 +10,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
+#include <limits.h>
 #include "private.h"
 #include "smpi_mpi_dt_private.h"
 #include "mc/mc.h"
@@ -20,6 +20,7 @@
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_mpi_dt, smpi,
                                 "Logging specific to SMPI (datatype)");
 
+#define INTSIZEDCHAR (sizeof(int)*CHAR_BIT-1)/3 + 3 
 xbt_dict_t smpi_type_keyvals = NULL;
 int type_keyval_id=0;//avoid collisions
 
@@ -410,7 +411,7 @@ void smpi_datatype_free(MPI_Datatype* type){
       int flag;
       xbt_dict_foreach((*type)->attributes, cursor, key, value){
         smpi_type_key_elem elem = xbt_dict_get_or_null(smpi_type_keyvals, (const char*)key);
-        if(elem)
+        if(elem &&  elem->delete_fn)
           elem->delete_fn(*type, atoi((const char*)key), &value, &flag);
       }
   }
@@ -1669,7 +1670,7 @@ void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len,
 }
 
 int smpi_type_attr_delete(MPI_Datatype type, int keyval){
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", keyval);
   smpi_type_key_elem elem = xbt_dict_get_or_null(smpi_type_keyvals, (const char*)tmpkey);
   if(!elem)
@@ -1686,11 +1687,12 @@ int smpi_type_attr_delete(MPI_Datatype type, int keyval){
     return MPI_ERR_ARG;
 
   xbt_dict_remove(type->attributes, (const char*)tmpkey);
+  xbt_free(tmpkey);
   return MPI_SUCCESS;
 }
 
 int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* flag){
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", keyval);
   smpi_type_key_elem elem = xbt_dict_get_or_null(smpi_type_keyvals, (const char*)tmpkey);
   if(!elem)
@@ -1701,7 +1703,7 @@ int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* fla
     return MPI_SUCCESS;
   }
   TRY {
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", keyval);
     *(void**)attr_value = xbt_dict_get(type->attributes, (const char*)tmpkey);
     *flag=1;
@@ -1710,13 +1712,14 @@ int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* fla
     *flag=0;
     xbt_ex_free(ex);
   }
+  xbt_free(tmpkey);
   return MPI_SUCCESS;
 }
 
 int smpi_type_attr_put(MPI_Datatype type, int keyval, void* attr_value){
   if(!smpi_type_keyvals)
   smpi_type_keyvals = xbt_dict_new();
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", keyval);
   smpi_type_key_elem elem = xbt_dict_get_or_null(smpi_type_keyvals, (const char*)tmpkey);
   if(!elem )
@@ -1732,6 +1735,7 @@ int smpi_type_attr_put(MPI_Datatype type, int keyval, void* attr_value){
     type->attributes=xbt_dict_new();
 
   xbt_dict_set(type->attributes, (const char*)tmpkey, attr_value, NULL);
+  xbt_free(tmpkey);
   return MPI_SUCCESS;
 }
 
@@ -1746,10 +1750,11 @@ int smpi_type_keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delet
   value->delete_fn=delete_fn;
   
   *keyval = type_keyval_id;
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", *keyval);
   xbt_dict_set(smpi_type_keyvals,(const char*)tmpkey,(void*)value, NULL);
   type_keyval_id++;
+  xbt_free(tmpkey);
   return MPI_SUCCESS;
 }
 
@@ -1757,9 +1762,10 @@ int smpi_type_keyval_free(int* keyval){
   smpi_type_key_elem elem = xbt_dict_get_or_null(smpi_type_keyvals, (const char*)keyval);
   if(!elem)
     return MPI_ERR_ARG;
-  char* tmpkey=xbt_malloc(sizeof(int));
+  char* tmpkey=xbt_malloc(INTSIZEDCHAR);
   sprintf(tmpkey, "%d", *keyval);
   xbt_dict_remove(smpi_type_keyvals, (const char*)tmpkey);
   xbt_free(elem);
+  xbt_free(tmpkey);
   return MPI_SUCCESS;
 }