get cli_ure closer to successful build

Change-Id: I28ba1f4e802b3736a9f82966a2c7908388df4a92

solenv/gbuild/CliLibrary.mk

@@ -36,14 +36,15 @@ gb_CliLibraryTarget__get_generated_source = $(WORKDIR)/$(1).cs
 define gb_CliLibraryTarget__command
 $(call gb_Output_announce,$(2),$(true),CSC,3)
 $(call gb_Helper_abbreviate_dirs,\
-	csc \
+	csc $(call gb_Helper_windows_path, \
 		$(call gb_CliLibraryTarget__get_csflags) \
 		$(CLI_CSCFLAGS) \
 		-target:library \
 		-out:$(1) \
 		-reference:System.dll \
-		$(foreach assembly,$(CLI_ASSEMBLIES),-reference:$(assembly).dll) \
+		$(foreach assembly,$(CLI_ASSEMBLIES),-reference:$(assembly)) \
 		$(CLI_SOURCES) \
+	) \
 )
 endef
 

solenv/gbuild/CliNativeLibrary.mk

@@ -35,7 +35,7 @@ $(call gb_CliNativeLibraryTarget_get_target,%) :
 $(call gb_CliNativeLibraryTarget_get_clean_target,%) :
 	$(call gb_Output_announce,$*,$(false),SN ,4)
 	$(call gb_Helper_abbreviate_dirs,\
-		rm -r $(call gb_CliNativeLibraryTarget_get_target,$*) \
+		rm -rf $(call gb_CliNativeLibraryTarget_get_target,$*) \
 	)
 
 define gb_CliNativeLibraryTarget_CliNativeLibraryTarget

solenv/gbuild/Helper.mk

@@ -53,6 +53,11 @@ define gb_Helper_native_path
 $(call gb_Output_error,gb_Helper_native_path: Do not use. Should not be necessary.)
 endef
 
+# cygwin seems to eat one backslash when executing command, thus replace with '\\'
+define gb_Helper_windows_path
+$(subst /,\\,$(1))
+endef
+
 define gb_Helper_make_clean_target
 gb_$(1)_get_clean_target = $(WORKDIR)/Clean/$(1)/$$(1)