CMake: add option to skip installing dependency DLLs on Windows

Helps packaging ecosystems like Conda which use dependencies from other
packages, and do not always vendor 3rd party libraries during packaging

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fc9cdc3564cb40f648c4881e9419bbff7fcc126c..98eaaa7c525a7f7cff2f32ece4dccfae863ea165 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,6 +24,8 @@ if (WIN32)
     # libraries, so the GVDLL symbol can be unconditionally set until
     # such support is introduced.
     add_definitions(-DGVDLL)
+
+    option(install_win_dependency_dlls "Install 3rd party dependencies" ON)
 endif()
 
 if (with_digcola)