message: build: exclude googletest files from TAGS
diff: @@ -83,7 +83,7 @@ run: $(LIB) impl/test/fork-example
  # double $$ in egrep pattern is because we're embedding this shell command in a Makefile
  TAGS:
  @echo " TAGS"
  - find . -type f | egrep '\.(cpp|h|cc|hh)$$' | xargs etags -l c++
  + find . -type f | egrep '\.(cpp|h|cc|hh)$$' | grep -v google | xargs etags -l c++
  -include $(ALL_OBJS:.o=.d)
  