boost/boost-1.64.0-mpi-get_data.p...

120 lines
4.6 KiB
Diff

From babaa35f51d8b009eba762bc50a5290906b4b0ca Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Thu, 26 Jan 2017 20:15:19 +0000
Subject: [PATCH] Replace boost::serialization::detail::get_data function.
---
include/boost/mpi/detail/mpi_datatype_primitive.hpp | 19 ++++++++++++-------
include/boost/mpi/detail/packed_iprimitive.hpp | 8 ++++++--
include/boost/mpi/detail/packed_oprimitive.hpp | 8 ++++++--
3 files changed, 24 insertions(+), 11 deletions(-)
diff --git a/include/boost/mpi/detail/mpi_datatype_primitive.hpp b/include/boost/mpi/detail/mpi_datatype_primitive.hpp
index c230055..b95fc38 100644
--- a/include/boost/mpi/detail/mpi_datatype_primitive.hpp
+++ b/include/boost/mpi/detail/mpi_datatype_primitive.hpp
@@ -25,7 +25,6 @@ namespace std{
#include <boost/assert.hpp>
#include <boost/mpl/placeholders.hpp>
#include <boost/serialization/array.hpp>
-#include <boost/serialization/detail/get_data.hpp>
#include <stdexcept>
#include <iostream>
#include <vector>
@@ -80,18 +79,18 @@ class mpi_datatype_primitive
BOOST_MPI_CHECK_RESULT(MPI_Type_create_struct,
(
addresses.size(),
- boost::serialization::detail::get_data(lengths),
- boost::serialization::detail::get_data(addresses),
- boost::serialization::detail::get_data(types),
+ get_data(lengths),
+ get_data(addresses),
+ get_data(types),
&datatype_
));
#else
BOOST_MPI_CHECK_RESULT(MPI_Type_struct,
(
addresses.size(),
- boost::serialization::detail::get_data(lengths),
- boost::serialization::detail::get_data(addresses),
- boost::serialization::detail::get_data(types),
+ get_data(lengths),
+ get_data(addresses),
+ get_data(types),
&datatype_
));
#endif
@@ -129,6 +128,12 @@ class mpi_datatype_primitive
lengths.push_back(l);
}
+ template <class T>
+ static T* get_data(std::vector<T>& v)
+ {
+ return v.empty() ? 0 : &(v[0]);
+ }
+
std::vector<MPI_Aint> addresses;
std::vector<MPI_Datatype> types;
std::vector<int> lengths;
diff --git a/include/boost/mpi/detail/packed_iprimitive.hpp b/include/boost/mpi/detail/packed_iprimitive.hpp
index 7080cbf..227dc8e 100644
--- a/include/boost/mpi/detail/packed_iprimitive.hpp
+++ b/include/boost/mpi/detail/packed_iprimitive.hpp
@@ -16,7 +16,6 @@
#include <boost/mpi/exception.hpp>
#include <boost/assert.hpp>
#include <boost/serialization/array.hpp>
-#include <boost/serialization/detail/get_data.hpp>
#include <vector>
#include <boost/mpi/allocator.hpp>
@@ -104,7 +103,12 @@ class BOOST_MPI_DECL packed_iprimitive
void load_impl(void * p, MPI_Datatype t, int l)
{
BOOST_MPI_CHECK_RESULT(MPI_Unpack,
- (const_cast<char*>(boost::serialization::detail::get_data(buffer_)), buffer_.size(), &position, p, l, t, comm));
+ (get_data(buffer_), buffer_.size(), &position, p, l, t, comm));
+ }
+
+ static buffer_type::value_type* get_data(buffer_type& b)
+ {
+ return b.empty() ? 0 : &(b[0]);
}
buffer_type & buffer_;
diff --git a/include/boost/mpi/detail/packed_oprimitive.hpp b/include/boost/mpi/detail/packed_oprimitive.hpp
index fbcde9a..3c81a70 100644
--- a/include/boost/mpi/detail/packed_oprimitive.hpp
+++ b/include/boost/mpi/detail/packed_oprimitive.hpp
@@ -15,7 +15,6 @@
#include <boost/mpi/datatype.hpp>
#include <boost/mpi/exception.hpp>
-#include <boost/serialization/detail/get_data.hpp>
#include <boost/serialization/array.hpp>
#include <boost/assert.hpp>
#include <vector>
@@ -103,13 +102,18 @@ class BOOST_MPI_DECL packed_oprimitive
// pack the data into the buffer
BOOST_MPI_CHECK_RESULT(MPI_Pack,
- (const_cast<void*>(p), l, t, boost::serialization::detail::get_data(buffer_), buffer_.size(), &position, comm));
+ (const_cast<void*>(p), l, t, get_data(buffer_), buffer_.size(), &position, comm));
// reduce the buffer size if needed
BOOST_ASSERT(std::size_t(position) <= buffer_.size());
if (std::size_t(position) < buffer_.size())
buffer_.resize(position);
}
+ static buffer_type::value_type* get_data(buffer_type& b)
+ {
+ return b.empty() ? 0 : &(b[0]);
+ }
+
buffer_type& buffer_;
mutable std::size_t size_;
MPI_Comm comm;