diff --git a/scripts/get_cmake_vars/CMakeLists.txt b/scripts/get_cmake_vars/CMakeLists.txt
index 1f97de305d..8c21eccf1b 100644
--- a/scripts/get_cmake_vars/CMakeLists.txt
+++ b/scripts/get_cmake_vars/CMakeLists.txt
@@ -1,8 +1,26 @@
 cmake_minimum_required(VERSION 3.20)
 
+if(NOT VCPKG_OUTPUT_FILE)
+    message(FATAL_ERROR "VCPKG_OUTPUT_FILE is required to be defined")
+endif()
+
+if(NOT CMAKE_BUILD_TYPE)
+    message(FATAL_ERROR "CMAKE_BUILD_TYPE is required to be defined")
+else()
+    string(TOUPPER "${CMAKE_BUILD_TYPE}" VCPKG_CONFIGS)
+endif()
+
 set(VCPKG_LANGUAGES "C;CXX" CACHE STRING "Languages to enables for this project")
 
-set(OUTPUT_STRING)
+set(OUTPUT_STRING "# Generator: ${CMAKE_CURRENT_LIST_FILE}\n")
+
+function(escaped out_var value)
+    string(REPLACE "\\" "\\\\" value "${value}")
+    string(REPLACE "\"" "\\\"" value "${value}")
+    string(REPLACE "\$" "\\\$" value "${value}")
+    set(${out_var} "${value}" PARENT_SCOPE)
+endfunction()
+
 # Build default checklists
 list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_CROSSCOMPILING
                                         CMAKE_SYSTEM_NAME
@@ -64,34 +82,23 @@ set(VCPKG_VARS_TO_CHECK "${VCPKG_DEFAULT_VARS_TO_CHECK}" CACHE STRING "Variables
 set(VCPKG_FLAGS_TO_CHECK "${VCPKG_DEFAULT_FLAGS_TO_CHECK}" CACHE STRING "Variables to check. If not given there is a list of defaults")
 set(VCPKG_ENV_VARS_TO_CHECK "${VCPKG_DEFAULT_ENV_VARS_TO_CHECK}" CACHE STRING "Variables to check. If not given there is a list of defaults")
 
-if(NOT VCPKG_OUTPUT_FILE)
-    message(FATAL_ERROR "VCPKG_OUTPUT_FILE is required to be defined")
-endif()
-
-if(NOT CMAKE_BUILD_TYPE)
-    message(FATAL_ERROR "CMAKE_BUILD_TYPE is required to be defined")
-else()
-    string(TOUPPER "${CMAKE_BUILD_TYPE}" VCPKG_CONFIGS)
-endif()
-
-
-project(get_cmake_vars LANGUAGES ${VCPKG_LANGUAGES})
-
 foreach(VAR IN LISTS VCPKG_VARS_TO_CHECK)
-  string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_${VAR} \"${${VAR}}\")\n")
+    escaped(value "${${VAR}}")
+    string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_${VAR} \"${value}\")\n")
 endforeach()
 
 foreach(_env IN LISTS VCPKG_ENV_VARS_TO_CHECK)
     if(CMAKE_HOST_WIN32)
-        string(REPLACE "\\" "/" ENV_${_env} "$ENV{${_env}}")
-        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_ENV_${_env} \"${ENV_${_env}}\")\n")
+        string(REPLACE "\\" "/" value "$ENV{${_env}}")
+        escaped(value "${value}")
     else()
-        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_ENV_${_env} \"$ENV{${_env}}\")\n")
+        escaped(value "$ENV{${_env}}")
     endif()
+    string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_ENV_${_env} \"${value}\")\n")
 endforeach()
 
 macro(_vcpkg_adjust_flags flag_var)
-    if(MSVC) # Transform MSVC /flags to -flags due to bash scripts intepreting /flag as a path.
+    if(MSVC) # Transform MSVC /flags to -flags due to msys2 runtime intepreting /flag as a path.
         string(REGEX REPLACE "(^| )/" "\\1-" ${flag_var} "${${flag_var}}")
         if(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
             if("${flag_var}" STREQUAL "CMAKE_CXX_FLAGS")
@@ -133,15 +140,16 @@ endmacro()
 foreach(flag IN LISTS VCPKG_FLAGS_TO_CHECK)
     string(STRIP "${${flag}}" ${flag}) # Strip leading and trailing whitespaces
     _vcpkg_adjust_flags(${flag})
-    string(REPLACE [[\\]] [[\]] ${flag} "${${flag}}")
-    string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_RAW_${flag} \" ${${flag}}\")\n")
+    escaped(value "${${flag}}")
+    string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_RAW_${flag} \" ${value}\")\n")
     foreach(config IN LISTS VCPKG_CONFIGS)
+        escaped(raw_value "${CMAKE_${flag}_FLAGS_${config}}")
+        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_RAW_${flag}_${config} \"${raw_value}\")\n")
         string(STRIP "${${flag}_${config}}" ${flag}_${config})
         _vcpkg_adjust_flags(${flag}_${config})
-        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_RAW_${flag}_${config} \"${CMAKE_${flag}_FLAGS_${config}}\")\n")
-        set(COMBINED_${flag}_${config} "${${flag}} ${${flag}_${config}}")
-        string(STRIP "${COMBINED_${flag}_${config}}" COMBINED_${flag}_${config})
-        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_${flag}_${config} \"${COMBINED_${flag}_${config}}\")\n")
+        escaped(combined_value "${${flag}} ${${flag}_${config}}")
+        string(STRIP "${combined_value}" combined_value)
+        string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_${flag}_${config} \"${combined_value}\")\n")
     endforeach()
 endforeach()