Resolve "Various improvements and fixes to simulation core"

Depends on !35 (merged) to be merged before!

Closes #121 (closed)

cmake/install_deps.cmake

 ################################################################################
 # Copyright (c) 2020-2021 in-tech GmbH
+#               2022 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
 #
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Public License 2.0 which is available at
@@ -32,26 +33,26 @@ foreach(SEARCH_DIR IN LISTS SEARCH_DIRS)
 
   message(STATUS "processing ${SEARCH_DIR}")
 
-  if(WIN32 AND NOT MSVC)
-    # CMake uses OS API calls to spawn processes using `execute_process()`.
-    # Even if MSYS is the first entry in PATH, a potentially available `bash` from a WSL installation will be found first.
-    # Thus, the environment variable SHELL is read here, which will have an absolute path if it is set.
-    # Otherwiswe, the fallback to hardcoded `bash` will at least work on systems without WSL setup.
-    if(DEFINED ENV{SHELL})
-      set(SHELL $ENV{SHELL})
-    else()
-      set(SHELL bash)
-    endif()
+  # CMake uses OS API calls to spawn processes using `execute_process()`.
+  # Even if MSYS is the first entry in PATH, a potentially available `bash` from a WSL installation will be found first.
+  # Thus, the environment variable SHELL is read here, which will have an absolute path if it is set.
+  # Otherwiswe, the fallback to hardcoded `sh` will at least work on systems without WSL setup (and Linux).
+  if(DEFINED ENV{SHELL})
+    set(SHELL $ENV{SHELL})
+  else()
+    set(SHELL sh)
+  endif()
 
+  if(WIN32 AND NOT MSVC)
     execute_process (
         WORKING_DIRECTORY ${SEARCH_DIR}
-        COMMAND ${SHELL} -c "for f in \$(find -iname \'*.dll\'); do cygpath -a -m \$(dirname \$f); done | sort -u"
+        COMMAND "${SHELL}" "-c" "for f in \$(find -iname \'*.dll\'); do cygpath -a -m \$(dirname \$f); done | sort -u"
         OUTPUT_VARIABLE DETECTED_LIBRARY_DIRS
     )
   else()
     execute_process (
         WORKING_DIRECTORY ${SEARCH_DIR}
-        COMMAND $ENV{SHELL} -lc "for f in \$(find -iname \'*.so\'); do realpath \$(dirname \$f); done | sort -u"
+        COMMAND "${SHELL}" "-c" "for f in \$(find -iname \'*.so\'); do realpath \$(dirname \$f); done | sort -u"
         OUTPUT_VARIABLE DETECTED_LIBRARY_DIRS
     )
   endif()
@@ -104,10 +105,3 @@ install(CODE
   "
 )
 
-# install schema files into install directory
-file(TO_NATIVE_PATH ${CMAKE_SOURCE_DIR}/schemas/ SCHEMA_SRC)
-file(TO_NATIVE_PATH ${CMAKE_INSTALL_PREFIX}/schemas/ SCHEMA_DEST)
-  install(DIRECTORY ${SCHEMA_SRC}
-          DESTINATION ${SCHEMA_DEST})
-  message("schemas installed from ${SCHEMA_SRC} to ${SCHEMA_DEST}")
-