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# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2020- OpenVPN, Inc.
#
# Author: Antonio Quartulli <antonio@openvpn.net>
PWD:=$(shell pwd)
KERNEL_SRC ?= /lib/modules/$(shell uname -r)/build
ifeq ($(shell cd $(KERNEL_SRC) && pwd),)
$(warning $(KERNEL_SRC) is missing, please set KERNEL_SRC)
endif
export KERNEL_SRC
RM ?= rm -f
CP := cp -fpR
LN := ln -sf
DEPMOD := depmod -a
REVISION= $(shell if [ -d "$(PWD)/.git" ]; then \
echo $$(git --git-dir="$(PWD)/.git" describe --always --dirty --match "v*" |sed 's/^v//' 2> /dev/null || echo "[unknown]"); \
fi)
ifneq ("$(wildcard $(KERNEL_SRC)/include/generated/uapi/linux/suse_version.h)","")
VERSION_INCLUDE = -include linux/suse_version.h
endif
NOSTDINC_FLAGS += \
-I$(PWD)/include/ \
$(CFLAGS) \
$(VERSION_INCLUDE) \
-include $(PWD)/linux-compat.h \
-I$(PWD)/compat-include/
ifneq ($(REVISION),)
NOSTDINC_FLAGS += -DOVPN_DCO_VERSION=\"$(REVISION)\"
endif
ifeq ($(DEBUG),1)
NOSTDINC_FLAGS += -DDEBUG=1
endif
obj-y += drivers/net/ovpn-dco/
export ovpn-dco-v2-y
BUILD_FLAGS := \
M=$(PWD) \
PWD=$(PWD) \
REVISION=$(REVISION) \
CONFIG_OVPN_DCO_V2=m \
INSTALL_MOD_DIR=updates/
all: config
$(MAKE) -C $(KERNEL_SRC) $(BUILD_FLAGS) modules
clean:
$(RM) psk_client
$(RM) compat-autoconf.h*
$(MAKE) -C $(KERNEL_SRC) $(BUILD_FLAGS) clean
test ! -d tests || $(MAKE) -C tests clean
install: config
$(MAKE) -C $(KERNEL_SRC) $(BUILD_FLAGS) modules_install
$(DEPMOD)
config:
$(PWD)/gen-compat-autoconf.sh $(PWD)/compat-autoconf.h
tests:
$(MAKE) -C tests
.PHONY: all clean install config tests
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