1# SPDX-License-Identifier: BSD-3-Clause 2# Copyright(c) 2019 Intel Corporation 3 4# binary name 5APP = ntb_fwd 6 7# all source are stored in SRCS-y 8SRCS-y := ntb_fwd.c 9 10# Build using pkg-config variables if possible 11ifneq ($(shell pkg-config --exists libdpdk && echo 0),0) 12$(error "no installation of DPDK found") 13endif 14 15all: shared 16.PHONY: shared static 17shared: build/$(APP)-shared 18 ln -sf $(APP)-shared build/$(APP) 19static: build/$(APP)-static 20 ln -sf $(APP)-static build/$(APP) 21 22PKGCONF ?= pkg-config 23 24CFLAGS += -D_FILE_OFFSET_BITS=64 25LDFLAGS += -pthread 26 27PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null) 28CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk) 29LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk) 30LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk) 31 32ifeq ($(MAKECMDGOALS),static) 33# check for broken pkg-config 34ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),) 35$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.") 36$(error "Cannot generate statically-linked binaries with this version of pkg-config") 37endif 38endif 39 40CFLAGS += -DALLOW_EXPERIMENTAL_API 41 42build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build 43 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED) 44 45build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build 46 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC) 47 48build: 49 @mkdir -p $@ 50 51.PHONY: clean 52clean: 53 rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared 54 test -d build && rmdir -p build || true 55