Commit 07c3cc51 authored by Jakub Kicinski's avatar Jakub Kicinski
Browse files

tools: net: package libynl for use in selftests 



Support building the C YNL userspace library into one big static file.
We can then link selftests against it for easy to use C netlink
interface.

Signed-off-by: default avatarMina Almasry <almasrymina@google.com>
Link: https://patch.msgid.link/20240628003253.1694510-14-almasrymina@google.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 4dec64c5

tools/net/ynl/Makefile

+5 −1
Original line number Diff line number Diff line
@@ -2,9 +2,12 @@ 


SUBDIRS = lib generated samples



all: $(SUBDIRS)

all: $(SUBDIRS) libynl.a



samples: | lib generated

libynl.a: | lib generated

	@echo -e "\tAR $@"

	@ar rcs $@ lib/ynl.o generated/*-user.o



$(SUBDIRS):

	@if [ -f "$@/Makefile" ] ; then \
@@ -17,5 +20,6 @@ clean distclean: 
			$(MAKE) -C $$dir $@; \

		fi \

	done

	rm -f libynl.a



.PHONY: all clean distclean $(SUBDIRS)

tools/net/ynl/lib/Makefile

+3 −1
Original line number Diff line number Diff line
@@ -14,7 +14,9 @@ include $(wildcard *.d) 
all: ynl.a



ynl.a: $(OBJS)

	ar rcs $@ $(OBJS)

	@echo -e "\tAR $@"

	@ar rcs $@ $(OBJS)



clean:

	rm -f *.o *.d *~

	rm -rf __pycache__

tools/testing/selftests/net/ynl.mk

0 → 100644
+21 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0



# YNL selftest build snippet



# Inputs:

#

# YNL_GENS:      families we need in the selftests

# YNL_PROGS:     TEST_PROGS which need YNL (TODO, none exist, yet)

# YNL_GEN_FILES: TEST_GEN_FILES which need YNL



YNL_OUTPUTS := $(patsubst %,$(OUTPUT)/%,$(YNL_GEN_FILES))



$(YNL_OUTPUTS): $(OUTPUT)/libynl.a

$(YNL_OUTPUTS): CFLAGS += \

	-I$(top_srcdir)/usr/include/ $(KHDR_INCLUDES) \

	-I$(top_srcdir)/tools/net/ynl/lib/ \

	-I$(top_srcdir)/tools/net/ynl/generated/



$(OUTPUT)/libynl.a:

	$(Q)$(MAKE) -C $(top_srcdir)/tools/net/ynl GENS="$(YNL_GENS)" libynl.a

	$(Q)cp $(top_srcdir)/tools/net/ynl/libynl.a $(OUTPUT)/libynl.a