X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/488d889685d4d718e37bf579bae0c98e1890ad95..0321eed9a43eb7c7c7ce8ce0274963c5a4ade6ad:/src/mc/explo/simgrid_mc.cpp

diff --git a/src/mc/explo/simgrid_mc.cpp b/src/mc/explo/simgrid_mc.cpp
index 6f55f3d398..00debdc8d7 100644
--- a/src/mc/explo/simgrid_mc.cpp
+++ b/src/mc/explo/simgrid_mc.cpp
@@ -1,38 +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::cfg_do_model_check = true;
 
   // 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:
@@ -40,81 +29,28 @@ 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 (_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;
+    explo = std::unique_ptr<Exploration>(create_udpor_checker(argv_copy));
   else if (_sg_mc_property_file.get().empty())
-    algo = simgrid::mc::ExplorationAlgorithm::Safety;
+    explo = std::unique_ptr<Exploration>(create_dfs_exploration(argv_copy, cfg_use_DPOR()));
   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];
-  }
-  auto remote_app = std::make_unique<simgrid::mc::RemoteApp>([argv_copy, &environment] {
-    int i = 1;
-    while (argv_copy[i] != nullptr && argv_copy[i][0] == '-')
-      i++;
-
-    for (auto const& [key, val] : environment) {
-      XBT_INFO("setenv '%s'='%s'", key.c_str(), val.c_str());
-      setenv(key.c_str(), val.c_str(), 1);
-    }
-    xbt_assert(argv_copy[i] != nullptr,
-               "Unable to find a binary to exec on the command line. Did you only pass config flags?");
-    execvp(argv_copy[i], argv_copy.data() + i);
-    xbt_die("The model-checked process failed to exec(%s): %s", argv_copy[i], strerror(errno));
-  });
-
-  simgrid::mc::Exploration* explo;
-  switch (algo) {
-    case simgrid::mc::ExplorationAlgorithm::CommDeterminism:
-      explo = simgrid::mc::create_communication_determinism_checker(*remote_app.get());
-      break;
-
-    case simgrid::mc::ExplorationAlgorithm::UDPOR:
-      explo = simgrid::mc::create_udpor_checker(*remote_app.get());
-      break;
-
-    case simgrid::mc::ExplorationAlgorithm::Safety:
-      explo = simgrid::mc::create_dfs_exploration(*remote_app.get());
-      break;
-
-    case simgrid::mc::ExplorationAlgorithm::Liveness:
-      explo = simgrid::mc::create_liveness_checker(*remote_app.get());
-      break;
-
-    default:
-      THROW_IMPOSSIBLE;
-  }
-  mc_model_checker->set_exploration(explo);
-  std::unique_ptr<simgrid::mc::Exploration> checker{explo};
+    explo = std::unique_ptr<Exploration>(create_liveness_checker(argv_copy));
 
   try {
-    checker->run();
-  } catch (const simgrid::mc::DeadlockError&) {
+    explo->run();
+  } catch (const DeadlockError&) {
     return SIMGRID_MC_EXIT_DEADLOCK;
-  } catch (const simgrid::mc::TerminationError&) {
+  } catch (const TerminationError&) {
     return SIMGRID_MC_EXIT_NON_TERMINATION;
-  } catch (const simgrid::mc::LivenessError&) {
+  } catch (const LivenessError&) {
     return SIMGRID_MC_EXIT_LIVENESS;
   }
   return SIMGRID_MC_EXIT_SUCCESS;