refactor: rename simmit module to _core and cleanup legacy naming

.github/workflows/conda-packaging.yml

@@ -96,17 +96,17 @@ jobs:
           # Check Python module in site-packages
           echo "Checking Python module..."
           SITE_PACKAGES=$(conda run -n test-install python -c "import sysconfig; print(sysconfig.get_path('purelib'))")
-          if [ -f "$SITE_PACKAGES/simcoon/simmit.so" ] || ls "$SITE_PACKAGES/simcoon"/simmit.cpython*.so 1>/dev/null 2>&1; then
-            echo "✓ simmit.so found in site-packages/simcoon"
+          if [ -f "$SITE_PACKAGES/simcoon/_core.so" ] || ls "$SITE_PACKAGES/simcoon"/_core.cpython*.so 1>/dev/null 2>&1; then
+            echo "✓ _core.so found in site-packages/simcoon"
           else
-            echo "✗ ERROR: simmit.so NOT found in site-packages/simcoon"
+            echo "✗ ERROR: _core.so NOT found in site-packages/simcoon"
             ls -la $SITE_PACKAGES/simcoon/ || true
             exit 1
           fi
 
-          # Verify simmit links to system libsimcoon (not bundled)
-          echo "Checking simmit RPATH..."
-          SIMMIT_PATH=$(find $SITE_PACKAGES/simcoon -name "simmit*.so" | head -1)
+          # Verify _core links to system libsimcoon (not bundled)
+          echo "Checking _core RPATH..."
+          SIMMIT_PATH=$(find $SITE_PACKAGES/simcoon -name "_core*.so" | head -1)
           if [ -n "$SIMMIT_PATH" ]; then
             if command -v readelf &> /dev/null; then
               readelf -d "$SIMMIT_PATH" | grep -E "(RPATH|RUNPATH)" || echo "(no RPATH/RUNPATH found)"
@@ -126,7 +126,7 @@ jobs:
 
           # Test import
           echo "Testing Python import..."
-          conda run -n test-install python -c "import simcoon; import simcoon.simmit; print('✓ Import successful')"
+          conda run -n test-install python -c "import simcoon; import simcoon._core; print('✓ Import successful')"
 
       - name: Install and verify package structure (Windows)
         if: runner.os == 'Windows'
@@ -163,7 +163,7 @@ jobs:
 
           # Test import
           Write-Host "Testing Python import..."
-          conda run -n test-install python -c "import simcoon; import simcoon.simmit; print('Import successful')"
+          conda run -n test-install python -c "import simcoon; import simcoon._core; print('Import successful')"
 
       - name: Upload to Anaconda
         if: github.event_name == 'workflow_dispatch'

CMakeLists.txt

@@ -325,7 +325,7 @@ target_link_libraries(simcoon
 )
 
 # On Windows with Python bindings, link libsimcoon to carma to use NumPy's memory allocator.
-# This prevents heap corruption when Armadillo objects cross the libsimcoon/simmit boundary.
+# This prevents heap corruption when Armadillo objects cross the libsimcoon/_core boundary.
 # Only needed on Windows due to stricter heap validation.
 # See: https://github.com/RUrlus/carma/issues/89
 if(WIN32 AND BUILD_PYTHON_BINDINGS)

Install.bat

@@ -1,4 +1,4 @@
-:: conda install -c conda-forge git cmake python=3.9 boost -y
+:: conda install -c conda-forge git cmake python=3.9 -y
 
 set PREFIX=%CONDA_PREFIX%
 set SRC_DIR=%cd%
@@ -55,7 +55,7 @@ cd %SP_DIR%
 mkdir simcoon
 cd simcoon
 type NUL > __init__.py
-xcopy /s /i %SRC_DIR%\simcoon-python-builder\build\lib\Release\simmit.pyd %SP_DIR%\simcoon
+xcopy /s /i %SRC_DIR%\simcoon-python-builder\build\lib\Release\_core.pyd %SP_DIR%\simcoon
 if errorlevel 1 exit 1
 
 REM xcopy /s /i %SRC_DIR%\armadillo\examples\lib_win64\libopenblas.dll %PREFIX%\Library\bin

Install.sh

@@ -95,7 +95,7 @@ fi
 
 #Ask for installation of the simcoon library
 while true; do
-    read -p "Do you want to install simcoon library (necessary to use libsimcoon.so and simmit) ? " yn
+    read -p "Do you want to install simcoon library (necessary to use libsimcoon.so) ? " yn
     case $yn in
         [YyOo]* ) Install_check='OK'; break;;
         [Nn]* ) Install_check='NO'; break;;
@@ -221,7 +221,7 @@ then
 
     cd ..
     cd ..
-    cp ${current_dir}/simcoon-python-builder/build/lib/simmit.so ${current_dir}/python-setup/simcoon/simmit.so
+    cp ${current_dir}/simcoon-python-builder/build/lib/_core.so ${current_dir}/python-setup/simcoon/_core.so
     cd ${current_dir}/python-setup
 
     #Change the current dir and install python library
@@ -233,8 +233,8 @@ then
 #    if [ $OS = "Mac" ]
 #    then
 #        install_name_tool -change libsimcoon.dylib @rpath/libsimcoon.dylib $CONDA_PREFIX/lib/libarma2numpy.dylib
-#        install_name_tool -change libarma2numpy.dylib  @rpath/libarma2numpy.dylib $CONDA_PREFIX/lib/python${python_version}/site-packages/simcoon/simmit.so
-#        install_name_tool -change libsimcoon.dylib @rpath/libsimcoon.dylib $CONDA_PREFIX/lib/python${python_version}/site-packages/simcoon/simmit.so
+#        install_name_tool -change libarma2numpy.dylib  @rpath/libarma2numpy.dylib $CONDA_PREFIX/lib/python${python_version}/site-packages/simcoon/_core.so
+#        install_name_tool -change libsimcoon.dylib @rpath/libsimcoon.dylib $CONDA_PREFIX/lib/python${python_version}/site-packages/simcoon/_core.so
 #    fi
 
     cd ${current_dir}/simcoon-python-builder/build