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## SI 413 Fall 2011
## Makefile for Lab 4

# Default target: makes both programs
all: pat pat2

# Dependencies
pat pat2: pat.yy.o
pat.o pat2.o pat.yy.o: pat.h

# Rules to generate the final compiled parser programs
pat pat2: %: %.o
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -o $@ $^

# Generic rule for compiling C++ programs from source
# (Actually, make also defines this by default.)
%.o: %.cpp
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c $<

# Generic rule for running C++-style flex code generation
# For instance, this will make 'pat.yy.cpp' from 'pat.lpp'.
%.yy.cpp: %.lpp
	flex -o $@ $<

.PHONY: clean all
clean:
	rm -f *.o *.yy.cpp pat pat2