Now string_of_vname checks for the empty variable name,
catching the exception LIST.
# $Id$
#########################################################################
# #
# Makefile for Isabelle (FOLP) #
# #
#########################################################################
#To make the system, cd to this directory and type
# make -f Makefile
#To make the system and test it on standard examples, type
# make -f Makefile test
#Environment variable ISABELLECOMP specifies the compiler.
#Environment variable ISABELLEBIN specifies the destination directory.
#For Poly/ML, ISABELLEBIN must begin with a /
#Makes pure Isabelle (Pure) if this file is ABSENT -- but not
#if it is out of date, since this Makefile does not know its dependencies!
BIN = $(ISABELLEBIN)
COMP = $(ISABELLECOMP)
FILES = ROOT.ML IFOLP.thy IFOLP.ML FOLP.thy FOLP.ML intprover.ML simpdata.ML\
hypsubst.ML classical.ML simp.ML
EX_FILES = ex/ROOT.ML ex/cla.ML ex/foundn.ML ex/If.ML ex/If.thy ex/int.ML\
ex/intro.ML ex/Nat.ML ex/Nat.thy ex/Prolog.ML ex/Prolog.thy\
ex/prop.ML ex/quant.ML
$(BIN)/FOLP: $(BIN)/Pure $(FILES)
case "$(COMP)" in \
poly*) echo 'make_database"$(BIN)/FOLP"; quit();' \
| $(COMP) $(BIN)/Pure;\
echo 'open PolyML; exit_use"ROOT";' | $(COMP) $(BIN)/FOLP;;\
sml*) echo 'exit_use"ROOT.ML"; xML"$(BIN)/FOLP" banner;' | $(BIN)/Pure;;\
*) echo Bad value for ISABELLECOMP: \
$(COMP) is not poly or sml;;\
esac
$(BIN)/Pure:
cd ../Pure; $(MAKE)
test: ex/ROOT.ML $(BIN)/FOLP $(EX_FILES)
case "$(COMP)" in \
poly*) echo 'exit_use"ex/ROOT.ML"; quit();' | $(COMP) $(BIN)/FOLP ;;\
sml*) echo 'exit_use"ex/ROOT.ML";' | $(BIN)/FOLP;;\
*) echo Bad value for ISABELLECOMP: \
$(COMP) is not poly or sml;;\
esac
.PRECIOUS: $(BIN)/Pure $(BIN)/FOLP