CC=cc
CFLAGS=-O3
EXECUTABLE_NAME=soforth

PREFIXDIR=/home/kfogel
BINDIR=${PREFIXDIR}/bin
LIBDIR=${PREFIXDIR}/lib/soforth

# This is where soforth expects to find its standard forth library.
# The library is not optional; it contains essential parts of the
# system, like `if', `else', `then', and `recurse'.
# If no STD_LIB is defined here, forth.h will define it to simply
# "soforth.fth", and soforth will look for it in the current directory
# at run time.
STD_LIB=${LIBDIR}/soforth.fth

OBJS=arith.o logic.o print.o stack.o memory.o control.o system.o \
     compile.o dict.o strings.o prims.o init_prims.o forth.o
SOURCES=arith.c logic.c print.c stack.c memory.c control.c system.c \
     compile.c dict.c strings.c prims.c forth.c

all: soforth

soforth: ${OBJS}
	${CC} ${OBJS} -o ${EXECUTABLE_NAME} ${CFLAGS}

init_prims.c: ${SOURCES}
	@echo Gawking init_prims.c...
	cat ${SOURCES} | gawk -f prims.awk > init_prims.c
	@echo Gawking init_prims.c... done.


# forth.o is special because we must define STD_LIB.
forth.o: forth.c forth.h
	${CC} -c forth.c -o forth.o ${CFLAGS} -DSTD_LIB=\"${STD_LIB}\"
arith.o: arith.c forth.h
logic.o: logic.c forth.h
print.o: print.c forth.h
stack.o: stack.c forth.h
memory.o: memory.c forth.h
control.o: control.c forth.h
system.o: system.c forth.h
compile.o: compile.c forth.h
dict.o: dict.c forth.h
strings.o: strings.c forth.h
init_prims.o: init_prims.c forth.h
prims.o: prims.c forth.h

install: all
	if [ ! \( -d ${PREFIXDIR} \) ]; then mkdir ${PREFIXDIR}; fi

	if [ ! \( -d ${BINDIR} \) ]; then mkdir ${BINDIR}; fi
	cp ${EXECUTABLE_NAME} ${BINDIR}
	chmod a+x ${BINDIR}/${EXECUTABLE_NAME}

	if [ ! \( -d ${LIBDIR} \) ]; then mkdir ${LIBDIR}; fi
	cp soforth.fth ${LIBDIR}
	chmod u+rw ${LIBDIR}/soforth.fth

clean:
	rm -f soforth *.o