X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fvdpa%2FMakefile;h=d974db4f40779ab02c7dca0792bf4ebfda668e8a;hb=8a256e97fbf834d7cc41373af2295b11fe9e931f;hp=b28378f0c8bc21711eaaf37e482ee610b20c2d24;hpb=218c4e68c1d9bd4a9281bc1dc4d0ab89859083bf;p=dpdk.git

diff --git a/examples/vdpa/Makefile b/examples/vdpa/Makefile
index b28378f0c8..d974db4f40 100644
--- a/examples/vdpa/Makefile
+++ b/examples/vdpa/Makefile
@@ -1,32 +1,50 @@
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2018 Intel Corporation
 
-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-linux-gcc
-
-include $(RTE_SDK)/mk/rte.vars.mk
-
-ifneq ($(CONFIG_RTE_EXEC_ENV),"linuxapp")
-$(info This application can only operate in a linux environment, \
-please change the definition of the RTE_TARGET environment variable)
-all:
-else
-
 # binary name
 APP = vdpa
 
 # all source are stored in SRCS-y
 SRCS-y := main.c
-
-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
+PKGCONF ?= pkg-config
 
+# Build using pkg-config variables if possible
+ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
+$(error "no installation of DPDK found")
 endif
+
+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)
+
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
+CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
+LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
+LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
+
+ifeq ($(MAKECMDGOALS),static)
+# check for broken pkg-config
+ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),)
+$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.")
+$(error "Cannot generate statically-linked binaries with this version of pkg-config")
+endif
+endif
+
+build/$(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