Avoid copying data if it comes from/to a shared buffer, even internally.

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

diff --git a/include/smpi/smpi.h b/include/smpi/smpi.h
index 3407cc7..bc9dcb7 100644 (file)
--- a/include/smpi/smpi.h
+++ b/include/smpi/smpi.h
@@ -8,6 +8,7 @@
 
 #include <simgrid/forward.h>
 #include <smpi/forward.hpp>
+#include <smpi/smpi_helpers_internal.h>
 #include <xbt/function_types.h>
 
 #include <stddef.h>
@@ -1060,7 +1061,7 @@ SG_END_DECL
 
 /* C++ declarations for shared_malloc */
 #ifdef __cplusplus
-XBT_PUBLIC int smpi_is_shared(void* ptr, std::vector<std::pair<size_t, size_t>>& private_blocks, size_t* offset);
+XBT_PUBLIC int smpi_is_shared(const void* ptr, std::vector<std::pair<size_t, size_t>>& private_blocks, size_t* offset);
 
 std::vector<std::pair<size_t, size_t>> shift_and_frame_private_blocks(const std::vector<std::pair<size_t, size_t>>& vec,
                                                                       size_t offset, size_t buff_size);