1# SPDX-License-Identifier: BSD-3-Clause 2# Copyright 2017 Mellanox Technologies, Ltd 3 4APP = flow 5 6SRCS-y := main.c 7 8# Build using pkg-config variables if possible 9ifneq ($(shell pkg-config --exists libdpdk && echo 0),0) 10$(error "no installation of DPDK found") 11endif 12 13all: shared 14.PHONY: shared static 15shared: build/$(APP)-shared 16 ln -sf $(APP)-shared build/$(APP) 17static: build/$(APP)-static 18 ln -sf $(APP)-static build/$(APP) 19 20PKGCONF ?= pkg-config 21 22PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null) 23CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk) 24LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk) 25LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk) 26 27ifeq ($(MAKECMDGOALS),static) 28# check for broken pkg-config 29ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),) 30$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.") 31$(error "Cannot generate statically-linked binaries with this version of pkg-config") 32endif 33endif 34 35CFLAGS += -DALLOW_EXPERIMENTAL_API 36 37build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build 38 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED) 39 40build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build 41 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC) 42 43build: 44 @mkdir -p $@ 45 46.PHONY: clean 47clean: 48 rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared 49 test -d build && rmdir -p build || true 50