Yureka <yuka@yuka.dev> writes:

> Maybe. Calling clang with the right flags is tricky. I have never 
> written a meson recipe from scratch, and this doesn't seem like a good 
> first meson project for me, and it feels like the abstractions from 
> meson would make it more complicated rather than easier.

Could we just copy what systemd does?  It builds BPF programs with
Meson.  I can take a look if you prefer, though.

> On 9/1/25 16:03, Alyssa Ross wrote:
>> Yureka Lilian <yureka@cyberchaos.dev> writes:
>>
>>> diff --git a/tools/xdp-forwarder/Makefile b/tools/xdp-forwarder/Makefile
>>> new file mode 100644
>>> index 0000000..24268d9
>>> --- /dev/null
>>> +++ b/tools/xdp-forwarder/Makefile
>>> @@ -0,0 +1,28 @@
>>> +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
>> Could we integrate this into our existing Meson build instead?
>> I think we should rename the current "guest" option to "app", and add a
>> new option for driver VM stuff.