Hack once_flag

Author: JasonMarechal25

src/solver/optimisation/include/antares/solver/optimisation/opt_fonctions.h

@@ -110,4 +110,9 @@ void OPT_InitialiserNombreMinEtMaxDeGroupesCoutsDeDemarrage(PROBLEME_HEBDO*);
 void OPT_AjusterLeNombreMinDeGroupesDemarresCoutsDeDemarrage(PROBLEME_HEBDO*);
 double OPT_SommeDesPminThermiques(const PROBLEME_HEBDO*, int, uint);
 
+namespace Antares::Solver::Optimization
+{
+void reset();
+}
+
 #endif /* __SOLVER_OPTIMISATION_FUNCTIONS_H__ */

src/solver/optimisation/opt_optimisation_lineaire.cpp

@@ -35,7 +35,7 @@
 using namespace Antares::Solver;
 using Antares::Solver::Optimization::OptimizationOptions;
 
-std::once_flag export_once;
+auto export_once = std::make_unique<std::once_flag>();
 
 namespace
 {
@@ -269,7 +269,7 @@ bool OPT_OptimisationLineaire(const OptimizationOptions& options,
                    problemeHebdo->ProblemeAResoudre->NombreDeContraintes);
     if (problemeHebdo->ExportStructure)
     {
-        std::call_once(export_once,
+        std::call_once(*export_once,
                        [&problemeHebdo, &writer]()
                        { OPT_ExportStructures(problemeHebdo, writer); });
     }
@@ -302,3 +302,17 @@ bool OPT_OptimisationLineaire(const OptimizationOptions& options,
     }
     return ret;
 }
+
+namespace Antares::Solver::Optimization
+{
+/**
+ * Reset state
+ *
+ * Useful for API clients
+ * Where there is a state there should be a class
+ */
+void reset()
+{
+    export_once = std::make_unique<std::once_flag>();
+}
+} // namespace Antares::Solver::Optimization

src/solver/simulation/economy.cpp

@@ -42,6 +42,7 @@ Economy::Economy(Data::Study& study,
     simulationObserver_(simulationObserver),
     simulationTables_(study.parameters.noOutput ? 0 : study.maxNbYearsInParallel)
 {
+    Optimization::reset();
 }
 
 Benchmarking::OptimizationInfo Economy::getOptimizationInfo() const