CC     ?= gcc
CLANG  ?= clang
prefix ?= /usr/local
bindir ?= $(prefix)/bin
xdpdir ?= $(prefix)/lib/xdp

TOOLS = set_router_iface
PROGS = prog_router.o prog_physical.o

set_router_iface: set_router_iface.c
	$(CC) `pkg-config --libs --cflags libbpf` -o $@ $^

prog_%.o: prog_%.c
	$(CLANG) $(NIX_CFLAGS_COMPILE) -target bpf -I include -g -c -o $@ $^

tools: $(TOOLS)

progs: $(PROGS)

all: tools progs

install_tools: $(TOOLS)
	install -Dm755 -t $(bindir) $^

install_progs: $(PROGS)
	install -Dm755 -t $(xdpdir) $^

install: install_tools install_progs