Generate.make

   1 # Generate.make ?
   2
   3 parsheadorig=$(CCDIR)/parser.tab.h
   4 parsheadnew=$(HEADERDIR)/parser.hh
   5
   6 #
   7 # take some trouble to avoid overwriting the old y.tab.h,
   8 # because otherwise all dependants would be remade.
   9 $(CCDIR)/parser.cc: $(CCDIR)/parser.y
  10         $(BISON) -d $<
  11         mv $(CCDIR)/parser.tab.c $@
  12         (if diff  $(parsheadorig) $(parsheadnew)>/dev/null; then \
  13                 echo Ignoring $(parsheadorig);  \
  14         else \
  15                 mv $(parsheadorig) $(parsheadnew); \
  16         fi )
  17
  18 $(parsheadnew): $(CCDIR)/parser.cc
  19
  20 $(HEADERDIR)/version.hh: Variables.make make_version
  21         make_version $(MAJVER) $(MINVER) $(PATCHLEVEL) "$(CXX) $(CXXVER)" > $@
  22
  23 $(CCDIR)/%.cc: $(CCDIR)/%.y
  24         $(BISON) -d $<
  25         mv $(CCDIR)/$(shell basename $@ .cc ).tab.h $(HEADERDIR)/$(shell basename $@ .cc).hh
  26         mv $(CCDIR)/$(shell basename $@ .cc ).tab.c $@
  27
  28 $(CCDIR)/%.cc: $(CCDIR)/%.l
  29         $(FLEX)  -t $< > $@
  30