Delete installed directories during uninstall

Expanded archives produce directories, so this needs to be a recursive
`rm`.

diff --git a/GNUmakefile b/GNUmakefile
index 3161ecd5960c3243b0a2c30c01950cf148ca1ccb..f7809ed774f0e01ea81d10fe8a20f857b26664d3 100644 (file)
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -575,7 +575,7 @@ listout :
 
 # Destroy installed files.
 uninstall :
-       $(foreach file,$(installablefiles),$(if $(wildcard $(call installed,$(file))),$(silent)$(PRINTF) '%s\n' $(call quote,Removing </$(patsubst $(DESTDIR)/%,%,$(call installed,$(file)))>…)$(newline)$(silent)$(RM) -f $(call quote,$(call installed,$(file)))$(newline),))
+       $(foreach file,$(installablefiles),$(if $(wildcard $(call installed,$(file))),$(silent)$(PRINTF) '%s\n' $(call quote,Removing </$(patsubst $(DESTDIR)/%,%,$(call installed,$(file)))>…)$(newline)$(silent)$(RM) -f -R $(call quote,$(call installed,$(file)))$(newline),))
 
 # Raise an error when attempting to build any files with recursive dependencies.
 $(call built,$(recursivefiles)) :