f-stack/dpdk/examples/ntb/Makefile

# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2019 Intel Corporation

# binary name
APP = ntb_fwd

# all source are stored in SRCS-y
SRCS-y := ntb_fwd.c

# Build using pkg-config variables if possible
$(shell pkg-config --exists libdpdk)
ifeq ($(.SHELLSTATUS),0)

all: shared
.PHONY: shared static
shared: build/$(APP)-shared
	ln -sf $(APP)-shared build/$(APP)
static: build/$(APP)-static
	ln -sf $(APP)-static build/$(APP)

PKGCONF ?= pkg-config

CFLAGS += -D_FILE_OFFSET_BITS=64
LDFLAGS += -pthread

PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)

build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)

build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)

build:
	@mkdir -p $@

.PHONY: clean
clean:
	rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
	test -d build && rmdir -p build || true

else # Build using legacy build system

ifeq ($(RTE_SDK),)
$(error "Please define RTE_SDK environment variable")
endif

# Default target, can be overridden by command line or environment
RTE_TARGET ?= x86_64-native-linuxapp-gcc

include $(RTE_SDK)/mk/rte.vars.mk

ifneq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
$(info This application can only operate in a linuxapp environment, \
please change the definition of the RTE_TARGET environment variable)
all:
else

CFLAGS += -D_FILE_OFFSET_BITS=64
CFLAGS += -O2
CFLAGS += $(WERROR_FLAGS)
CFLAGS += -DALLOW_EXPERIMENTAL_API

include $(RTE_SDK)/mk/rte.extapp.mk

endif
endif