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 9SRC-DEPS := build/commands.h 10 11PKGCONF ?= pkg-config 12 13# Build using pkg-config variables if possible 14ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0) 15$(error "no installation of DPDK found") 16endif 17 18all: shared 19.PHONY: shared static 20shared: build/$(APP)-shared 21 ln -sf $(APP)-shared build/$(APP) 22static: build/$(APP)-static 23 ln -sf $(APP)-static build/$(APP) 24 25CFLAGS += -D_FILE_OFFSET_BITS=64 26LDFLAGS += -pthread 27 28PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null) 29CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk) -I build/ 30LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk) 31LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk) 32 33build/commands.h: commands.list Makefile 34 dpdk-cmdline-gen.py -o $@ --context-name=main_ctx $< 35 36ifeq ($(MAKECMDGOALS),static) 37# check for broken pkg-config 38ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),) 39$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.") 40$(error "Cannot generate statically-linked binaries with this version of pkg-config") 41endif 42endif 43 44CFLAGS += -DALLOW_EXPERIMENTAL_API 45 46build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build $(SRC-DEPS) 47 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED) 48 49build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build $(SRC-DEPS) 50 $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC) 51 52build: 53 @mkdir -p $@ 54 55.PHONY: clean 56clean: 57 rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared build/*.h 58 test -d build && rmdir -p build || true 59