9202 9222 reset delete state python

.decent_ci-Linux.yaml

@@ -1,15 +1,15 @@
 compilers:
   - name: "gcc"
     version: "7.5"
-    cmake_extra_flags: -DLINK_WITH_PYTHON=ON -DBUILD_FORTRAN=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=ON -DREGRESSION_BASELINE_PATH:PATH=$REGRESSION_BASELINE -DREGRESSION_SCRIPT_PATH:PATH=$REGRESSION_DIR -DREGRESSION_BASELINE_SHA:STRING=$REGRESSION_BASELINE_SHA -DCOMMIT_SHA=$COMMIT_SHA -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DBUILD_PERFORMANCE_TESTS:BOOL=ON -DVALGRIND_ANALYZE_PERFORMANCE_TESTS:BOOL=ON -DENABLE_PCH:BOOL=OFF
+    cmake_extra_flags: -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=3.8 -DPython_ROOT_DIR:PATH=~/.pyenv/versions/3.8.12/ -DBUILD_FORTRAN:BOOL=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=ON -DREGRESSION_BASELINE_PATH:PATH=$REGRESSION_BASELINE -DREGRESSION_SCRIPT_PATH:PATH=$REGRESSION_DIR -DREGRESSION_BASELINE_SHA:STRING=$REGRESSION_BASELINE_SHA -DCOMMIT_SHA:STRING=$COMMIT_SHA -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DBUILD_PERFORMANCE_TESTS:BOOL=ON -DVALGRIND_ANALYZE_PERFORMANCE_TESTS:BOOL=ON -DENABLE_PCH:BOOL=OFF
     collect_performance_results: true
     s3_upload_bucket: energyplus
 
   - name: "gcc"
     version: "7.5"
     build_type: Debug
-    cmake_extra_flags: -DLINK_WITH_PYTHON=ON -DBUILD_FORTRAN=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=OFF -DCOMMIT_SHA=$COMMIT_SHA -DENABLE_COVERAGE:BOOL=ON -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DENABLE_PCH:BOOL=OFF
-    coverage_enabled: true
+    cmake_extra_flags: -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=3.8 -DPython_ROOT_DIR:PATH=~/.pyenv/versions/3.8.12/ -DBUILD_FORTRAN:BOOL=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=OFF -DCOMMIT_SHA:STRING=$COMMIT_SHA -DENABLE_COVERAGE:BOOL=ON -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DENABLE_PCH:BOOL=OFF
+    coverage_enabled: truec
     coverage_base_dir: src/EnergyPlus
     coverage_pass_limit: 41.0
     coverage_warn_limit: 40.0
@@ -22,7 +22,7 @@ compilers:
   - name: "gcc"
     version: "7.5"
     build_type: Debug
-    cmake_extra_flags: -DLINK_WITH_PYTHON=ON -DBUILD_FORTRAN=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=OFF -DCOMMIT_SHA=$COMMIT_SHA -DENABLE_COVERAGE:BOOL=ON -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DENABLE_PCH:BOOL=OFF
+    cmake_extra_flags: -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=3.8 -DPython_ROOT_DIR:PATH=~/.pyenv/versions/3.8.12/ -DBUILD_FORTRAN:BOOL=ON -DBUILD_TESTING:BOOL=ON -DENABLE_REGRESSION_TESTING:BOOL=OFF -DCOMMIT_SHA:STRING=$COMMIT_SHA -DENABLE_COVERAGE:BOOL=ON -DENABLE_GTEST_DEBUG_MODE:BOOL=OFF -DENABLE_PCH:BOOL=OFF
     coverage_enabled: true
     coverage_base_dir: src/EnergyPlus
     coverage_pass_limit: 66.0

.github/workflows/linux_release.yml

@@ -8,7 +8,7 @@ on:
 env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   BUILD_TYPE: Release
-  PYTHON_VERSION: 3.8
+  Python_REQUIRED_VERSION: 3.8
 
 jobs:
   linux_release:
@@ -20,11 +20,11 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
-    - name: Set up Python ${{ env.PYTHON_VERSION }}
+    - name: Set up Python ${{ env.Python_REQUIRED_VERSION }}
       id: setup-python
       uses: actions/setup-python@v2
       with:
-        python-version: ${{ env.PYTHON_VERSION }}
+        python-version: ${{ env.Python_REQUIRED_VERSION }}
 
     - name: Setup QtIFW 4.x
       uses: jmarrec/setup-qtifw@v1
@@ -52,8 +52,8 @@ jobs:
       shell: bash
       run: |
         cmake -DCMAKE_BUILD_TYPE:STRING=$BUILD_TYPE \
-              -DLINK_WITH_PYTHON:BOOL=ON -DPYTHON_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
-              -DPython_ROOT_DIR=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/x64/ \
+              -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
+              -DPython_ROOT_DIR:PATH=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/x64/ \
               -DBUILD_FORTRAN:BOOL=ON -DBUILD_PACKAGE:BOOL=ON \
               -DDOCUMENTATION_BUILD:STRING="BuildWithAll" -DTEX_INTERACTION:STRING="batchmode" -DENABLE_PCH:BOOL=OFF \
               ../

.github/workflows/mac_release.yml

@@ -10,7 +10,7 @@ env:
   BUILD_TYPE: Release
   FC: /usr/local/bin/gfortran-9
   SDKROOT: /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk
-  PYTHON_VERSION: 3.8
+  Python_REQUIRED_VERSION: 3.8
 
 jobs:
   mac_release:
@@ -28,11 +28,11 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
-    - name: Set up Python ${{ env.PYTHON_VERSION }}
+    - name: Set up Python ${{ env.Python_REQUIRED_VERSION }}
       id: setup-python
       uses: actions/setup-python@v2
       with:
-        python-version: ${{ env.PYTHON_VERSION }}
+        python-version: ${{ env.Python_REQUIRED_VERSION }}
 
     - name: Setup QtIFW 4.x
       uses: jmarrec/setup-qtifw@v1
@@ -61,8 +61,8 @@ jobs:
       run: |
         cmake -DCMAKE_BUILD_TYPE:STRING=$BUILD_TYPE \
               -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=${{ matrix.macos_dev_target }} \
-              -DLINK_WITH_PYTHON:BOOL=ON -DPYTHON_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
-              -DPython_ROOT_DIR=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/x64/ \
+              -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
+              -DPython_ROOT_DIR:PATH=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/x64/ \
               -DBUILD_FORTRAN:BOOL=ON -DBUILD_PACKAGE:BOOL=ON \
               -DDOCUMENTATION_BUILD:STRING="BuildWithAll" -DTEX_INTERACTION:STRING="batchmode" \
               ../

.github/workflows/windows_release.yml

@@ -9,7 +9,7 @@ env:
   CMAKE_Fortran_COMPILER: "/c/msys64/mingw64/bin/x86_64-w64-mingw32-gfortran.exe"
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   BUILD_TYPE: Release
-  PYTHON_VERSION: 3.8
+  Python_REQUIRED_VERSION: 3.8
 
 jobs:
   windows_release:
@@ -33,11 +33,11 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
-    - name: Set up Python ${{ env.PYTHON_VERSION }}
+    - name: Set up Python ${{ env.Python_REQUIRED_VERSION }}
       uses: actions/setup-python@v2
       id: setup-python
       with:
-        python-version: ${{ env.PYTHON_VERSION }}
+        python-version: ${{ env.Python_REQUIRED_VERSION }}
         architecture: ${{ matrix.arch }}
 
     - name: Setup QtIFW 4.x
@@ -106,8 +106,8 @@ jobs:
       run: |
         set -x
         cmake -G "Visual Studio 16 2019" -A ${{ matrix.vs-generator }} \
-              -DLINK_WITH_PYTHON:BOOL=ON -DPYTHON_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
-              -DPython_ROOT_DIR=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/${{ matrix.arch }}/ \
+              -DLINK_WITH_PYTHON:BOOL=ON -DPython_REQUIRED_VERSION:STRING=${{ steps.setup-python.outputs.python-version }} \
+              -DPython_ROOT_DIR:PATH=$RUNNER_TOOL_CACHE/Python/${{ steps.setup-python.outputs.python-version }}/${{ matrix.arch }}/ \
               -DBUILD_FORTRAN:BOOL=ON -DBUILD_PACKAGE:BOOL=ON \
               -DDOCUMENTATION_BUILD:STRING="BuildWithAll" -DTEX_INTERACTION:STRING="batchmode" \
               ../

CMakeLists.txt

@@ -161,8 +161,12 @@ endif()
 if(LINK_WITH_PYTHON)
   # find_package(Python) has the problem that on github actions in particular it'll pick up the most recent python (eg 3.9) from the tool cache
   # even if you have used the setup-python action and set it to 3.8, so we make the exact version required
-  if(PYTHON_VERSION)
-    find_package(Python ${PYTHON_VERSION} EXACT COMPONENTS Interpreter Development REQUIRED)
+  set(Python_REQUIRED_VERSION "" CACHE STRING "The specific Python version you want to link to (Optional)")
+  set(Python_ROOT_DIR "" CACHE PATH "The path to the root installation of your python version, if you want to explicitly set it (Optional)")
+  mark_as_advanced(Python_REQUIRED_VERSION)
+  mark_as_advanced(Python_ROOT_DIR)
+  if(Python_REQUIRED_VERSION)
+    find_package(Python ${Python_REQUIRED_VERSION} EXACT COMPONENTS Interpreter Development REQUIRED)
   else()
     find_package(Python 3.6 COMPONENTS Interpreter Development REQUIRED)
   endif()

src/EnergyPlus/CMakeLists.txt

@@ -976,9 +976,22 @@ if(BUILD_TESTING)
   add_executable(TestAPI_Runtime_C ${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestRuntime.c)
   target_link_libraries(TestAPI_Runtime_C PRIVATE energyplusapi project_options project_fp_options)
   # target_compile_options(TestAPI_Runtime_C PRIVATE -Wall -Wextra -Wno-unused)
-
   add_test(NAME "API.TestRuntimeC" COMMAND TestAPI_Runtime_C -d "${TEST_DIR}" -w "${EPW_FILE}" -D "${IDF_FILE}")
 
+  set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/runtimeresetpython")
+  file(MAKE_DIRECTORY ${TEST_DIR})
+  add_executable(TestAPI_RuntimeResetState_C ${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestRuntimeResetState.c)
+  target_link_libraries(TestAPI_RuntimeResetState_C PRIVATE energyplusapi project_options project_fp_options)
+  # target_compile_options(TestAPI_RuntimeResetPython_C PRIVATE -Wall -Wextra -Wno-unused)
+  add_test(NAME "API.TestRuntimeResetStateC" COMMAND TestAPI_RuntimeResetState_C -d "${TEST_DIR}" -w "${EPW_FILE}" -D "${IDF_FILE}")
+
+  set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/runtimedeletepython")
+  file(MAKE_DIRECTORY ${TEST_DIR})
+  add_executable(TestAPI_RuntimeDeleteState_C ${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestRuntimeDeleteState.c)
+  target_link_libraries(TestAPI_RuntimeDeleteState_C PRIVATE energyplusapi project_options project_fp_options)
+  # target_compile_options(TestAPI_RuntimeDeletePython_C PRIVATE -Wall -Wextra -Wno-unused)
+  add_test(NAME "API.TestRuntimeDeleteStateC" COMMAND TestAPI_RuntimeDeleteState_C -d "${TEST_DIR}" -w "${EPW_FILE}" -D "${IDF_FILE}")
+
   set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/exchange")
   file(MAKE_DIRECTORY ${TEST_DIR})
   add_executable(TestAPI_DataTransfer_C ${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestDataTransfer.c)
@@ -1011,6 +1024,18 @@ if(BUILD_TESTING)
   endif()
   set_tests_properties("API.TestRuntimePython" PROPERTIES ENVIRONMENT PYTHONPATH=${DIR_WITH_PY_ENERGYPLUS})
 
+  # Runtime tests need a folder to be created for output files
+  set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/runtime_resetstate_python")
+  file(MAKE_DIRECTORY ${TEST_DIR})
+  add_test(NAME "API.TestRuntimeResetStatePython" COMMAND "${Python_EXECUTABLE}" "${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestRuntimeResetState.py" -d "${TEST_DIR}" -w "${EPW_FILE}" -D "${IDF_FILE}")
+  set_tests_properties("API.TestRuntimeResetStatePython" PROPERTIES ENVIRONMENT PYTHONPATH=${DIR_WITH_PY_ENERGYPLUS})
+
+  # Runtime tests need a folder to be created for output files
+  set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/runtime_deletestate_python")
+  file(MAKE_DIRECTORY ${TEST_DIR})
+  add_test(NAME "API.TestRuntimeDeleteStatePython" COMMAND "${Python_EXECUTABLE}" "${PROJECT_SOURCE_DIR}/tst/EnergyPlus/api/TestRuntimeDeleteState.py" -d "${TEST_DIR}" -w "${EPW_FILE}" -D "${IDF_FILE}")
+  set_tests_properties("API.TestRuntimeDeleteStatePython" PROPERTIES ENVIRONMENT PYTHONPATH=${DIR_WITH_PY_ENERGYPLUS})
+
   # Data exchange tests also need an output folder
   set(TEST_DIR "${PROJECT_BINARY_DIR}/tst/api/exchange_python")
   file(MAKE_DIRECTORY ${TEST_DIR})

src/EnergyPlus/PluginManager.cc

@@ -402,7 +402,7 @@ void PluginManager::setupOutputVariables([[maybe_unused]] EnergyPlusData &state)
 #endif
 }
 
-PluginManager::PluginManager(EnergyPlusData &state)
+PluginManager::PluginManager(EnergyPlusData &state) : eplusRunningViaPythonAPI(state.dataPluginManager->eplusRunningViaPythonAPI)
 {
 #if LINK_WITH_PYTHON
     // this frozen flag tells Python that the package and library have been frozen for embedding, so it shouldn't warn about missing prefixes
@@ -432,7 +432,10 @@ PluginManager::PluginManager(EnergyPlusData &state)
     // now that we have set the path, we can initialize python
     // from https://docs.python.org/3/c-api/init.html
     // If arg 0, it skips init registration of signal handlers, which might be useful when Python is embedded.
-    Py_InitializeEx(0);
+    bool alreadyInitialized = (Py_IsInitialized() != 0);
+    if (!alreadyInitialized) {
+        Py_InitializeEx(0);
+    }
 
     // Take control of the global interpreter lock while we are here, make sure to release it...
     PyGILState_STATE gil = PyGILState_Ensure();
@@ -648,7 +651,14 @@ PluginManager::PluginManager(EnergyPlusData &state)
 PluginManager::~PluginManager()
 {
 #if LINK_WITH_PYTHON
-    Py_FinalizeEx();
+    if (!this->eplusRunningViaPythonAPI) {
+        bool alreadyInitialized = (Py_IsInitialized() != 0);
+        if (alreadyInitialized) {
+            if (Py_FinalizeEx() < 0) {
+                exit(120);
+            }
+        }
+    }
 #endif // LINK_WITH_PYTHON
 }
 

src/EnergyPlus/PluginManager.hh

@@ -209,6 +209,8 @@ namespace PluginManagement {
         static int getLocationOfUserDefinedPlugin(EnergyPlusData &state, std::string const &_programName);
         static void runSingleUserDefinedPlugin(EnergyPlusData &state, int index);
         static bool anyUnexpectedPluginObjects(EnergyPlusData &state);
+
+        bool eplusRunningViaPythonAPI = false;
     };
 
     struct PluginTrendVariable
@@ -243,6 +245,9 @@ struct PluginManagerData : BaseGlobalStruct
     bool apiErrorFlag = false;
     std::vector<std::string> const objectsToFind = {
         "PythonPlugin:OutputVariable", "PythonPlugin:SearchPaths", "PythonPlugin:Instance", "PythonPlugin:Variables", "PythonPlugin:TrendVariable"};
+
+    bool eplusRunningViaPythonAPI = false;
+
     void clear_state() override
     {
         callbacks.clear();

src/EnergyPlus/api/state.cc

@@ -59,6 +59,13 @@ EnergyPlusState stateNew()
     return reinterpret_cast<EnergyPlusState>(state);
 }
 
+EnergyPlusState stateNewPython()
+{
+    auto *state = new EnergyPlus::EnergyPlusData;
+    state->dataPluginManager->eplusRunningViaPythonAPI = true;
+    return reinterpret_cast<EnergyPlusState>(state);
+}
+
 void stateReset(EnergyPlusState state)
 {
     auto *this_state = reinterpret_cast<EnergyPlus::EnergyPlusData *>(state);

src/EnergyPlus/api/state.h

@@ -82,6 +82,9 @@ typedef void *EnergyPlusState;
 /// \see stateReset
 /// \see stateDelete
 ENERGYPLUSLIB_API EnergyPlusState stateNew();
+
+ENERGYPLUSLIB_API EnergyPlusState stateNewPython();
+
 /// \brief Resets the simulation state of EnergyPlus
 /// \details A simulation state is created by calling the `stateNew` function.  After a simulation is complete, if a
 ///          second is to be run using the same memory space, the simulation state must be cleared with this function,

src/EnergyPlus/api/state.py

@@ -72,8 +72,8 @@ class StateManager:
 
     def __init__(self, api: cdll):
         self.api = api
-        self.api.stateNew.argtypes = []
-        self.api.stateNew.restype = c_void_p
+        self.api.stateNewPython.argtypes = []
+        self.api.stateNewPython.restype = c_void_p
         self.api.stateReset.argtypes = [c_void_p]
         self.api.stateReset.restype = c_void_p
         self.api.stateDelete.argtypes = [c_void_p]
@@ -85,7 +85,7 @@ def new_state(self) -> c_void_p:
 
         :return: A pointer to a new state object in memory
         """
-        return self.api.stateNew()
+        return self.api.stateNewPython()
 
     def reset_state(self, state: c_void_p) -> None:
         """

tst/EnergyPlus/api/TestRuntimeDeleteState.c

@@ -0,0 +1,87 @@
+// EnergyPlus, Copyright (c) 1996-2020, The Board of Trustees of the University of Illinois,
+// The Regents of the University of California, through Lawrence Berkeley National Laboratory
+// (subject to receipt of any required approvals from the U.S. Dept. of Energy), Oak Ridge
+// National Laboratory, managed by UT-Battelle, Alliance for Sustainable Energy, LLC, and other
+// contributors. All rights reserved.
+//
+// NOTICE: This Software was developed under funding from the U.S. Department of Energy and the
+// U.S. Government consequently retains certain rights. As such, the U.S. Government has been
+// granted for itself and others acting on its behalf a paid-up, nonexclusive, irrevocable,
+// worldwide license in the Software to reproduce, distribute copies to the public, prepare
+// derivative works, and perform publicly and display publicly, and to permit others to do so.
+//
+// Redistribution and use in source and binary forms, with or without modification, are permitted
+// provided that the following conditions are met:
+//
+// (1) Redistributions of source code must retain the above copyright notice, this list of
+//     conditions and the following disclaimer.
+//
+// (2) Redistributions in binary form must reproduce the above copyright notice, this list of
+//     conditions and the following disclaimer in the documentation and/or other materials
+//     provided with the distribution.
+//
+// (3) Neither the name of the University of California, Lawrence Berkeley National Laboratory,
+//     the University of Illinois, U.S. Dept. of Energy nor the names of its contributors may be
+//     used to endorse or promote products derived from this software without specific prior
+//     written permission.
+//
+// (4) Use of EnergyPlus(TM) Name. If Licensee (i) distributes the software in stand-alone form
+//     without changes from the version obtained under this License, or (ii) Licensee makes a
+//     reference solely to the software portion of its product, Licensee must refer to the
+//     software as "EnergyPlus version X" software, where "X" is the version number Licensee
+//     obtained under this License and may not use a different name for the software. Except as
+//     specifically required in this Section (4), Licensee shall not use in a company name, a
+//     product name, in advertising, publicity, or other promotional activities any name, trade
+//     name, trademark, logo, or other designation of "EnergyPlus", "E+", "e+" or confusingly
+//     similar designation, without the U.S. Department of Energy's prior written consent.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+#include <EnergyPlus/api/runtime.h>
+#include <EnergyPlus/api/state.h>
+#include <stdio.h>
+#include <string.h>
+
+#ifdef _WIN32
+#define __PRETTY_FUNCTION__ __FUNCSIG__
+#endif
+
+int numWarnings = 0;
+int oneTimeHalfway = 0;
+
+void BeginNewEnvironmentHandler1(EnergyPlusState state)
+{
+    printf("CALLBACK: %s\n", __PRETTY_FUNCTION__);
+}
+
+void BeginNewEnvironmentHandler2(EnergyPlusState state)
+{
+    printf("CALLBACK: %s\n", __PRETTY_FUNCTION__);
+}
+
+int main(int argc, const char *argv[])
+{
+
+    EnergyPlusState state = stateNew();
+    callbackBeginNewEnvironment(state, BeginNewEnvironmentHandler1);
+    energyplus(state, argc, argv);
+
+    // Delete, recreate and run again
+    stateDelete(state);
+    state = stateNew();
+    callbackBeginNewEnvironment(state, BeginNewEnvironmentHandler2);
+    printf("Running EnergyPlus with Console Output Muted...\n");
+    setConsoleOutputState(state, 0);
+    energyplus(state, argc, argv);
+    printf("...and it is done.\n");
+
+    return 0;
+}