Přemysl Eric Janouch
cbdb1cfaa6
This saves 21 MiB of MSYS2 libraries, without any adverse effects. The MSYS2 build remains bloated, due to the Adwaita icon theme.
38 lines
1.3 KiB
CMake
38 lines
1.3 KiB
CMake
# 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})
|