Throw exception when comm was canceled.

[simgrid.git] / src / s4u / s4u_Comm.cpp

diff --git a/src/s4u/s4u_Comm.cpp b/src/s4u/s4u_Comm.cpp
index 24d6688..c770e2c 100644 (file)
--- a/src/s4u/s4u_Comm.cpp
+++ b/src/s4u/s4u_Comm.cpp
@@ -6,6 +6,7 @@
 #include "src/msg/msg_private.hpp"
 #include "xbt/log.h"
 
+#include "simgrid/Exception.hpp"
 #include "simgrid/s4u/Comm.hpp"
 #include "simgrid/s4u/Mailbox.hpp"
 
@@ -31,13 +32,12 @@ Comm::~Comm()
 
 int Comm::wait_any_for(std::vector<CommPtr>* comms, double timeout)
 {
-  smx_activity_t* array = new smx_activity_t[comms->size()];
-  for (unsigned int i = 0; i < comms->size(); i++) {
-    array[i] = comms->at(i)->pimpl_;
-  }
-  int idx = simcall_comm_waitany(array, comms->size(), timeout);
-  delete[] array;
-  return idx;
+  std::unique_ptr<simgrid::kernel::activity::CommImpl* []> rcomms(
+      new simgrid::kernel::activity::CommImpl*[comms->size()]);
+  std::transform(begin(*comms), end(*comms), rcomms.get(), [](const CommPtr& comm) {
+    return static_cast<simgrid::kernel::activity::CommImpl*>(comm->pimpl_.get());
+  });
+  return simcall_comm_waitany(rcomms.get(), comms->size(), timeout);
 }
 
 void Comm::wait_all(std::vector<CommPtr>* comms)
@@ -48,7 +48,7 @@ void Comm::wait_all(std::vector<CommPtr>* comms)
     comm->wait();
 }
 
-Comm* Comm::set_rate(double rate)
+CommPtr Comm::set_rate(double rate)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
@@ -56,7 +56,7 @@ Comm* Comm::set_rate(double rate)
   return this;
 }
 
-Comm* Comm::set_src_data(void* buff)
+CommPtr Comm::set_src_data(void* buff)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
@@ -64,14 +64,16 @@ Comm* Comm::set_src_data(void* buff)
   src_buff_ = buff;
   return this;
 }
-Comm* Comm::set_src_data_size(size_t size)
+
+CommPtr Comm::set_src_data_size(size_t size)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
   src_buff_size_ = size;
   return this;
 }
-Comm* Comm::set_src_data(void* buff, size_t size)
+
+CommPtr Comm::set_src_data(void* buff, size_t size)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
@@ -81,7 +83,7 @@ Comm* Comm::set_src_data(void* buff, size_t size)
   src_buff_size_ = size;
   return this;
 }
-Comm* Comm::set_dst_data(void** buff)
+CommPtr Comm::set_dst_data(void** buff)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
@@ -89,12 +91,13 @@ Comm* Comm::set_dst_data(void** buff)
   dst_buff_ = buff;
   return this;
 }
+
 size_t Comm::get_dst_data_size()
 {
   xbt_assert(state_ == State::FINISHED, "You cannot use %s before your communication terminated", __FUNCTION__);
   return dst_buff_size_;
 }
-Comm* Comm::set_dst_data(void** buff, size_t size)
+CommPtr Comm::set_dst_data(void** buff, size_t size)
 {
   xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
              __FUNCTION__);
@@ -165,6 +168,9 @@ Comm* Comm::wait_for(double timeout)
       state_ = State::FINISHED;
       return this;
 
+    case State::CANCELED:
+      throw CancelException(XBT_THROW_POINT, "Communication canceled");
+
     default:
       THROW_IMPOSSIBLE;
   }
@@ -172,13 +178,12 @@ Comm* Comm::wait_for(double timeout)
 }
 int Comm::test_any(std::vector<CommPtr>* comms)
 {
-  smx_activity_t* array = new smx_activity_t[comms->size()];
-  for (unsigned int i = 0; i < comms->size(); i++) {
-    array[i] = comms->at(i)->pimpl_;
-  }
-  int res = simcall_comm_testany(array, comms->size());
-  delete[] array;
-  return res;
+  std::unique_ptr<simgrid::kernel::activity::CommImpl* []> rcomms(
+      new simgrid::kernel::activity::CommImpl*[comms->size()]);
+  std::transform(begin(*comms), end(*comms), rcomms.get(), [](const CommPtr& comm) {
+    return static_cast<simgrid::kernel::activity::CommImpl*>(comm->pimpl_.get());
+  });
+  return simcall_comm_testany(rcomms.get(), comms->size());
 }
 
 Comm* Comm::detach()
@@ -192,7 +197,10 @@ Comm* Comm::detach()
 
 Comm* Comm::cancel()
 {
-  simgrid::simix::simcall([this] { static_cast<kernel::activity::CommImpl*>(pimpl_.get())->cancel(); });
+  simgrid::simix::simcall([this] {
+    if (pimpl_)
+      boost::static_pointer_cast<kernel::activity::CommImpl>(pimpl_)->cancel();
+  });
   state_ = State::CANCELED;
   return this;
 }