CC = gcc
LEX = flex
YACC = bison
PREFIX = /usr/local
CFLAGS = -std=c99 -O2 -fomit-frame-pointer -Wall -D_BSD_SOURCE -D_GNU_SOURCE
LDFLAGS = -lfl

BINARY = b43-asm.bin
OBJECTS = parser.o scanner.o main.o initvals.o util.o args.o

# YACC related CFLAGS
CFLAGS += -DYYSTYPE="void *" -DYYERROR_VERBOSE -DYYDEBUG -Wno-unused

all: $(BINARY)

scanner.c: scanner.l parser.c main.h
	$(LEX) -o scanner.c --header-file=scanner.h scanner.l

scanner.o: scanner.c
	$(CC) $(CFLAGS) -c -o scanner.o scanner.c

parser.c: parser.y main.h util.h
	$(YACC) --defines -o parser.c parser.y

parser.o: parser.c
	$(CC) $(CFLAGS) -c -o parser.o parser.c

main.o: parser.c main.h list.h util.h args.h initvals.h

initvals.o: initvals.h main.h list.h util.h args.h

util.o: util.h

args.o: args.h main.h util.h

$(BINARY): $(OBJECTS)
	$(CC) $(CFLAGS) -o $(BINARY) $(OBJECTS) $(LDFLAGS)

install: all
	-install -o 0 -g 0 -m 755 $(BINARY) $(PREFIX)/bin/
	-cp b43-asm b43-asm.inst
	-sed -i -e 's/installed=0/installed=1/' b43-asm.inst
	-install -o 0 -g 0 -m 755 b43-asm.inst $(PREFIX)/bin/b43-asm
	-rm -f b43-asm.inst

clean:
	-rm -f *~ *.o *.orig *.rej $(BINARY) scanner.c scanner.h parser.c parser.h