+#------------------------------------------------------------------------
+# Create a TAGS database for emacs
+#------------------------------------------------------------------------
+
+ifeq ($(LEVEL), .)
+
+tags:
+ etags -l c++ `find . -name '*.cpp' -o -name '*.h'`
+
+all:: tags
+
+endif
+
+#------------------------------------------------------------------------
+# Handle the TOOLNAME option - used when building tool executables...
+#------------------------------------------------------------------------
+#
+# The TOOLNAME option should be used with a USEDLIBS variable that tells the
+# libraries (and the order of the libs) that should be linked to the tool.
+#
+ifdef TOOLNAME
+
+# TOOLEXENAME* - These compute the output filenames to generate...
+TOOLEXENAME_G = $(LEVEL)/tools/Debug/$(TOOLNAME)
+TOOLEXENAME_O = $(LEVEL)/tools/Release/$(TOOLNAME)
+TOOLEXENAMES = $(TOOLEXENAME_G) ###$(TOOLEXENAME_O)
+
+# USED_LIBS_OPTIONS - Compute the options line that add -llib1 -llib2, etc.
+USED_LIBS_OPTIONS = $(addprefix -l, $(USEDLIBS))
+
+# USED_LIB_PATHS - Compute the path of the libraries used so that tools are
+# rebuilt if libraries change
+#
+STATICUSEDLIBS = $(addsuffix .a, $(USEDLIBS))
+USED_LIB_PATHS_G = $(addprefix $(LEVEL)/lib/Debug/lib, $(STATICUSEDLIBS))
+USED_LIB_PATHS_O = $(addprefix $(LEVEL)/lib/Release/lib, $(STATICUSEDLIBS))
+
+all:: $(TOOLEXENAMES)
+clean::
+ rm -f $(TOOLEXENAMES)
+
+$(TOOLEXENAME_G): $(ObjectsG) $(USED_LIB_PATHS_G) $(LEVEL)/tools/Debug/.dir
+ $(LinkG) -o $@ $(ObjectsG) $(USED_LIBS_OPTIONS) $(TOOLLINKOPTS)
+
+$(TOOLEXENAME_O): $(ObjectsO) $(USED_LIB_PATHS_O) $(LEVEL)/tools/Release/.dir
+ $(LinkO) -o $@ $(ObjectsG) $(USED_LIBS_OPTIONS) $(TOOLLINKOPTS)
+
+endif
+
+