Rename SIMGRID_HAVE_MC into SIMGRID_HAVE_STATEFUL_MC (so that MC can be optional...

[simgrid.git] / src / mc / explo / simgrid_mc.cpp

diff --git a/src/mc/explo/simgrid_mc.cpp b/src/mc/explo/simgrid_mc.cpp
index df44857..700c4b9 100644 (file)
--- a/src/mc/explo/simgrid_mc.cpp
+++ b/src/mc/explo/simgrid_mc.cpp
@@ -1,36 +1,27 @@
-/* Copyright (c) 2015-2022. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2015-2023. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include "simgrid/sg_config.hpp"
-#include "src/internal_config.h"
 #include "src/mc/explo/Exploration.hpp"
 #include "src/mc/mc_config.hpp"
 #include "src/mc/mc_exit.hpp"
+#include "src/simgrid/sg_config.hpp"
 
 #if HAVE_SMPI
 #include "smpi/smpi.h"
 #endif
 
-#include <boost/tokenizer.hpp>
-#include <cstring>
-#include <memory>
-#include <unistd.h>
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(mc);
 
-static simgrid::config::Flag<std::string> _sg_mc_setenv{
-    "model-check/setenv", "Extra environment variables to pass to the child process (ex: 'AZE=aze;QWE=qwe').", "",
-    [](std::string_view value) {
-      xbt_assert(value.empty() || value.find('=', 0) != std::string_view::npos,
-                 "The 'model-check/setenv' parameter must be like 'AZE=aze', but it does not contain an equal sign.");
-    }};
+using namespace simgrid::mc;
 
 int main(int argc, char** argv)
 {
   xbt_assert(argc >= 2, "Missing arguments");
 
   // Currently, we need this before sg_config_init:
-  _sg_do_model_check = 1;
+  simgrid::mc::model_checking_mode = simgrid::mc::ModelCheckingMode::CHECKER_SIDE;
 
   // The initialization function can touch argv.
   // We make a copy of argv before modifying it in order to pass the original value to the model-checked application:
@@ -38,48 +29,31 @@ int main(int argc, char** argv)
 
   xbt_log_init(&argc, argv);
 #if HAVE_SMPI
-  smpi_init_options(); // only performed once
+  smpi_init_options(); // that's OK to call it twice, and we need it ASAP
 #endif
   sg_config_init(&argc, argv);
 
-  simgrid::mc::ExplorationAlgorithm algo;
+  std::unique_ptr<Exploration> explo;
+
+#if SIMGRID_HAVE_STATEFUL_MC
   if (_sg_mc_comms_determinism || _sg_mc_send_determinism)
-    algo = simgrid::mc::ExplorationAlgorithm::CommDeterminism;
+    explo = std::unique_ptr<Exploration>(create_communication_determinism_checker(argv_copy, cfg_use_DPOR()));
   else if (_sg_mc_unfolding_checker)
-    algo = simgrid::mc::ExplorationAlgorithm::UDPOR;
-  else if (_sg_mc_property_file.get().empty())
-    algo = simgrid::mc::ExplorationAlgorithm::Safety;
+    explo = std::unique_ptr<Exploration>(create_udpor_checker(argv_copy));
+  else if (not _sg_mc_property_file.get().empty())
+    explo = std::unique_ptr<Exploration>(create_liveness_checker(argv_copy));
   else
-    algo = simgrid::mc::ExplorationAlgorithm::Liveness;
-
-  std::unordered_map<std::string, std::string> environment;
-  /** Setup the tokenizer that parses the string **/
-  using Tokenizer = boost::tokenizer<boost::char_separator<char>>;
-  boost::char_separator<char> semicol_sep(";");
-  boost::char_separator<char> equal_sep("=");
-  Tokenizer token_vars(_sg_mc_setenv.get(), semicol_sep); /* Iterate over all FOO=foo parts */
-  for (const auto& token : token_vars) {
-    std::vector<std::string> kv;
-    Tokenizer token_kv(token, equal_sep);
-    for (const auto& t : token_kv) /* Iterate over 'FOO' and then 'foo' in that 'FOO=foo' */
-      kv.push_back(t);
-    xbt_assert(kv.size() == 2, "Parse error on 'model-check/setenv' value %s. Does it contain an equal sign?",
-               token.c_str());
-    environment[kv[0]] = kv[1];
-  }
+#endif
+    explo = std::unique_ptr<Exploration>(create_dfs_exploration(argv_copy, cfg_use_DPOR()));
 
-  int res      = SIMGRID_MC_EXIT_SUCCESS;
-  std::unique_ptr<simgrid::mc::Exploration> checker{
-      simgrid::mc::Api::get().initialize(argv_copy.data(), environment, algo)};
   try {
-    checker->run();
-  } catch (const simgrid::mc::DeadlockError&) {
-    res = SIMGRID_MC_EXIT_DEADLOCK;
-  } catch (const simgrid::mc::TerminationError&) {
-    res = SIMGRID_MC_EXIT_NON_TERMINATION;
-  } catch (const simgrid::mc::LivenessError&) {
-    res = SIMGRID_MC_EXIT_LIVENESS;
+    explo->run();
+  } catch (const DeadlockError&) {
+    return SIMGRID_MC_EXIT_DEADLOCK;
+  } catch (const TerminationError&) {
+    return SIMGRID_MC_EXIT_NON_TERMINATION;
+  } catch (const LivenessError&) {
+    return SIMGRID_MC_EXIT_LIVENESS;
   }
-  simgrid::mc::Api::get().s_close();
-  return res;
+  return SIMGRID_MC_EXIT_SUCCESS;
 }