From: Martin Quinson <martin.quinson@loria.fr>
Date: Sun, 9 Jul 2017 23:23:51 +0000 (+0200)
Subject: nicer error messages on misconfiguration
X-Git-Tag: v3_17~418
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/07b09b9e970194b4e6f478ddebe6a59bc6fdbeb0?ds=inline

nicer error messages on misconfiguration
---

diff --git a/src/s4u/s4u_mailbox.cpp b/src/s4u/s4u_mailbox.cpp
index b37d9ff045..b53d652f30 100644
--- a/src/s4u/s4u_mailbox.cpp
+++ b/src/s4u/s4u_mailbox.cpp
@@ -81,14 +81,18 @@ s4u::CommPtr Mailbox::put_init(void* data, uint64_t simulatedSize)
   res->srcBuffSize_ = sizeof(void*);
   return res;
 }
-s4u::CommPtr Mailbox::put_async(void* data, uint64_t simulatedSize)
+s4u::CommPtr Mailbox::put_async(void* payload, uint64_t simulatedSize)
 {
-  s4u::CommPtr res = put_init(data, simulatedSize);
+  xbt_assert(payload != nullptr, "You cannot send nullptr");
+
+  s4u::CommPtr res = put_init(payload, simulatedSize);
   res->start();
   return res;
 }
 void Mailbox::put(void* payload, uint64_t simulatedSize)
 {
+  xbt_assert(payload != nullptr, "You cannot send nullptr");
+
   CommPtr c = put_init();
   c->setRemains(simulatedSize);
   c->setSrcData(payload);
@@ -97,6 +101,8 @@ void Mailbox::put(void* payload, uint64_t simulatedSize)
 /** Blocking send with timeout */
 void Mailbox::put(void* payload, uint64_t simulatedSize, double timeout)
 {
+  xbt_assert(payload != nullptr, "You cannot send nullptr");
+
   CommPtr c = put_init();
   c->setRemains(simulatedSize);
   c->setSrcData(payload);