diff options
Diffstat (limited to 'Win32Cleanup.cmake')
-rw-r--r-- | Win32Cleanup.cmake | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Win32Cleanup.cmake b/Win32Cleanup.cmake new file mode 100644 index 0000000..be53ef8 --- /dev/null +++ b/Win32Cleanup.cmake @@ -0,0 +1,37 @@ +# To be run from cmake_install.cmake, eradicates all unreferenced libraries. +# CMake 3.9.6 has a parsing bug with ENCODING UTF-8. +cmake_minimum_required (VERSION 3.10) + +# CPack runs this almost without any CMake variables at all +# (cmStateSnapshot::SetDefaultDefinitions(), CMAKE_INSTALL_PREFIX, [DESTDIR]) +set (installdir "${CMAKE_INSTALL_PREFIX}") +if (NOT installdir OR installdir MATCHES "^/usr(/|$)") + return () +endif () + +# The function is recursive and CMake has tragic scoping behaviour; +# environment variables are truly global there, in the absence of a cache +unset (ENV{seen}) +function (expand path) + set (seen $ENV{seen}) + if (path IN_LIST seen OR NOT EXISTS "${path}") + return () + endif () + + set (ENV{seen} "$ENV{seen};${path}") + file (STRINGS "${path}" strings REGEX "[.][Dd][Ll][Ll]$" ENCODING UTF-8) + foreach (string ${strings}) + string (REGEX MATCH "[-.+_a-zA-Z0-9]+$" word "${string}") + expand ("${installdir}/${word}") + endforeach () +endfunction () + +file (GLOB roots LIST_DIRECTORIES false "${installdir}/*.[Ee][Xx][Ee]" + "${installdir}/lib/gdk-pixbuf-2.0/2.10.0/loaders/*.[Dd][Ll][Ll]") +foreach (binary ${roots}) + expand ("${binary}") +endforeach () + +file (GLOB libraries LIST_DIRECTORIES false "${installdir}/*.[Dd][Ll][Ll]") +list (REMOVE_ITEM libraries $ENV{seen}) +file (REMOVE ${libraries}) |