Apply the default settings of 'smpi/buffering' too

[simgrid.git] / src / mc / mc_config.cpp

diff --git a/src/mc/mc_config.cpp b/src/mc/mc_config.cpp
index 6dd2b9f..265601d 100644 (file)
--- a/src/mc/mc_config.cpp
+++ b/src/mc/mc_config.cpp
@@ -9,6 +9,8 @@
 #include "src/mc/mc_safety.hpp"
 #endif
 
+#include <climits>
+
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_config, mc, "Configuration of the Model Checker");
 
 #if SIMGRID_HAVE_MC
@@ -71,6 +73,14 @@ simgrid::config::Flag<bool> _sg_mc_send_determinism{
       _mc_cfg_cb_check("value to enable/disable the detection of send-determinism in the communications schemes");
     }};
 
+simgrid::config::Flag<std::string> _sg_mc_buffering{
+    "smpi/buffering",
+    "Buffering semantic to use for MPI (only used in MC)",
+    "zero",
+    {{"zero", "No system buffering: MPI_Send is blocking"},
+     {"infty", "Infinite system buffering: MPI_Send returns immediately"}},
+    [](const std::string& value) { _mc_cfg_cb_check("buffering mode"); }};
+
 static simgrid::config::Flag<std::string> _sg_mc_reduce{
     "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", "dpor",
     [](const std::string& value) {