1 files changed, 34 insertions, 0 deletions
diff --git a/toolsrc/src/vcpkg_System.cpp b/toolsrc/src/vcpkg_System.cpp
index 767017f76..589dd1924 100644
--- a/toolsrc/src/vcpkg_System.cpp
+++ b/toolsrc/src/vcpkg_System.cpp
@@ -202,4 +202,38 @@ namespace vcpkg::System
         ret.pop_back(); // remove extra trailing null byte
         return ret;
     }
+
+    static const fs::path& get_ProgramFiles()
+    {
+        static const fs::path p = System::get_environmental_variable(L"PROGRAMFILES").value_or_exit(VCPKG_LINE_INFO);
+        return p;
+    }
+
+    const fs::path& get_ProgramFiles_32_bit()
+    {
+        static const fs::path p = []() -> fs::path
+            {
+                auto value = System::get_environmental_variable(L"ProgramFiles(x86)");
+                if (auto v = value.get())
+                {
+                    return std::move(*v);
+                }
+                return get_ProgramFiles();
+            }();
+        return p;
+    }
+
+    const fs::path& get_ProgramFiles_platform_bitness()
+    {
+        static const fs::path p = []() -> fs::path
+            {
+                auto value = System::get_environmental_variable(L"ProgramW6432");
+                if (auto v = value.get())
+                {
+                    return std::move(*v);
+                }
+                return get_ProgramFiles();
+            }();
+        return p;
+    }
 }