numam-dpdk/examples/vdpa/Makefile
Bruce Richardson 4131ad5db7 examples: fix pkg-config detection with older make
Make versions before 4.2 did not have support for the .SHELLSTATUS
variable, so use another method to detect shell success.

Fixes: 22119c4591 ("examples: use pkg-config in makefiles")
Cc: stable@dpdk.org

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Luca Boccassi <bluca@debian.org>
2019-07-03 23:10:23 +02:00

69 lines
1.7 KiB
Makefile

# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2018 Intel Corporation
# binary name
APP = vdpa
# all source are stored in SRCS-y
SRCS-y := main.c
CFLAGS += -DALLOW_EXPERIMENTAL_API
# Build using pkg-config variables if possible
ifeq ($(shell pkg-config --exists libdpdk && echo 0),0)
all: shared
.PHONY: shared static
shared: build/$(APP)-shared
ln -sf $(APP)-shared build/$(APP)
static: build/$(APP)-static
ln -sf $(APP)-static build/$(APP)
PKGCONF=pkg-config --define-prefix
PC_FILE := $(shell $(PKGCONF) --path libdpdk)
CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
LDFLAGS_STATIC = -Wl,-Bstatic $(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
ifeq ($(RTE_SDK),)
$(error "Please define RTE_SDK environment variable")
endif
# Default target, detect a build directory, by looking for a path with a .config
RTE_TARGET ?= $(notdir $(abspath $(dir $(firstword $(wildcard $(RTE_SDK)/*/.config)))))
include $(RTE_SDK)/mk/rte.vars.mk
ifneq ($(CONFIG_RTE_EXEC_ENV_LINUX),y)
$(info This application can only operate in a linux environment, \
please change the definition of the RTE_TARGET environment variable)
all:
else
CFLAGS += -O2 -D_FILE_OFFSET_BITS=64
CFLAGS += $(WERROR_FLAGS)
CFLAGS += -D_GNU_SOURCE
CFLAGS += -DALLOW_EXPERIMENTAL_API
include $(RTE_SDK)/mk/rte.extapp.mk
endif # linuxapp
endif # pkg-config