adds peg to the source tree

CMakeLists.txt

@@ -3,4 +3,5 @@ project(Acute)
 
 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/modules/")
 
+add_subdirectory(peg)
 add_subdirectory(wee)

peg/CMakeLists.txt

@@ -0,0 +1,8 @@
+set(CMAKE_C_FLAGS "-g -std=c99 -DNDEBUG")
+set(SRCS
+  "leg.c"
+  "tree.c"
+  "compile.c"
+)
+
+add_executable(leg ${SRCS})

peg/Makefile

@@ -0,0 +1,65 @@
+CFLAGS = -g -Wall $(OFLAGS) $(XFLAGS)
+OFLAGS = -O3 -DNDEBUG
+#OFLAGS = -pg
+
+OBJS = tree.o compile.o
+
+all : peg leg
+
+peg : peg.o $(OBJS)
+	$(CC) $(CFLAGS) -o $@-new peg.o $(OBJS)
+	mv $@-new $@
+
+leg : leg.o $(OBJS)
+	$(CC) $(CFLAGS) -o $@-new leg.o $(OBJS)
+	mv $@-new $@
+
+ROOT	=
+PREFIX	= /usr/local
+BINDIR	= $(ROOT)$(PREFIX)/bin
+
+install : $(BINDIR)/peg $(BINDIR)/leg
+
+$(BINDIR)/% : %
+	cp -p $< $@
+	strip $@
+
+uninstall : .FORCE
+	rm -f $(BINDIR)/peg
+	rm -f $(BINDIR)/leg
+
+peg.o : peg.c peg.peg-c
+
+%.peg-c : %.peg compile.c
+	./peg -o $@ $<
+
+leg.o : leg.c
+
+leg.c : leg.leg compile.c
+	./leg -o $@ $<
+
+check : check-peg check-leg
+
+check-peg : peg .FORCE
+	./peg < peg.peg > peg.out
+	diff peg.peg-c peg.out
+	rm peg.out
+
+check-leg : leg .FORCE
+	./leg < leg.leg > leg.out
+	diff leg.c leg.out
+	rm leg.out
+
+test examples : .FORCE
+	$(SHELL) -ec '(cd examples;  $(MAKE))'
+
+clean : .FORCE
+	rm -f *~ *.o *.peg.[cd] *.leg.[cd]
+	$(SHELL) -ec '(cd examples;  $(MAKE) $@)'
+
+spotless : clean .FORCE
+	rm -f peg
+	rm -f leg
+	$(SHELL) -ec '(cd examples;  $(MAKE) $@)'
+
+.FORCE :