$(SED) 's/void \*yy_flex_realloc/inline void *yy_flex_realloc/' | \
$(SED) 's/#define YY_BUF_SIZE 16384/#define YY_BUF_SIZE (16384*64)/' \
> $@.tmp
- $(VERB) diff -q $@ $@.tmp || ${MV} -f $@.tmp $@
+ $(VERB) cmp $@ $@.tmp > /dev/null || ${MV} -f $@.tmp $@
@# remove the output of flex if it didn't get moved over...
@rm -f $@.tmp
%.cpp %.h : %.y
@echo Bison\'ing $<...
$(VERB) $(BISON) -v -d -p $(<:%Parser.y=%) $*.y
- $(VERB) diff -q $*.tab.c $*.cpp || ${MV} -f $*.tab.c $*.cpp
- $(VERB) diff -q $*.tab.h $*.h || ${MV} -f $*.tab.h $*.h
+ $(VERB) cmp $*.tab.c $*.cpp > /dev/null || ${MV} -f $*.tab.c $*.cpp
+ $(VERB) cmp $*.tab.h $*.h > /dev/null || ${MV} -f $*.tab.h $*.h
@# If the files were not updated, don't leave them lying around...
@rm -f $*.tab.c $*.tab.h