component/gtkmm: add more explicit rpath.

component/gtkmm/buildout.cfg

@@ -39,7 +39,7 @@ make-binary = ninja -C builddir
 environment =
   PATH=${glib:location}/bin:${freetype:location}/bin:${meson:location}/bin:${ninja:location}/bin:${perl:location}/bin:${pkgconfig:location}/bin:${xz-utils:location}/bin:%(PATH)s
   PKG_CONFIG_PATH=${:pkg_config_depends}
-  LDFLAGS=-Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${glibmm:location}/lib -Wl,-rpath=${pango:location}/lib -L${glibmm:location}/lib
+  LDFLAGS=-Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${glibmm:location}/lib -Wl,-rpath=${pango:location}/lib -L${glibmm:location}/lib -Wl,-rpath=${libsigc:location}/lib -Wl,-rpath=${cairo:location}/lib
 
 [atkmm]
 recipe = slapos.recipe.cmmi
@@ -67,4 +67,4 @@ make-binary = ninja -C builddir
 environment =
   PATH=${gdk-pixbuf:location}/bin:${glib:location}/bin:${gtk-3:location}/bin:${pango:location}/bin:${perl:location}/bin:${pkgconfig:location}/bin:${xz-utils:location}/bin:${meson:location}/bin:${ninja:location}/bin:%(PATH)s
   PKG_CONFIG_PATH=${:pkg_config_depends}
-  LDFLAGS=-Wl,-rpath=${bzip2:location}/lib -Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${zlib:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${atk:location}/lib -Wl,-rpath=${glibmm:location}/lib -Wl,-rpath=${gdk-pixbuf:location}/lib -L${glibmm:location}/lib
+  LDFLAGS=-Wl,-rpath=${bzip2:location}/lib -Wl,-rpath=${gettext:location}/lib -Wl,-rpath=${zlib:location}/lib -Wl,-rpath=${harfbuzz:location}/lib -Wl,-rpath=${glib:location}/lib -Wl,-rpath=${atk:location}/lib -Wl,-rpath=${glibmm:location}/lib -Wl,-rpath=${gdk-pixbuf:location}/lib -L${glibmm:location}/lib -Wl,-rpath=${atkmm:location}/lib -Wl,-rpath=${cairomm:location}/lib -Wl,-rpath=${gtk-3:location}/lib -Wl,-rpath=${libsigc:location}/lib -Wl,-rpath=${pangomm:location}/lib -Wl,-rpath=@@LOCATION@@/lib