X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fkni%2FMakefile;h=753cb96f5ff84ec8c6f38b840df33da2401624ed;hb=c4045f34557a5ce3de2b14e997fe41b122595e29;hp=eb7781f0aa2086d3c07d3f2bbaf82fb64c9f4494;hpb=3998e2a07220844d3f3c17f76a781ced3efe0de0;p=dpdk.git

diff --git a/examples/kni/Makefile b/examples/kni/Makefile
index eb7781f0aa..753cb96f5f 100644
--- a/examples/kni/Makefile
+++ b/examples/kni/Makefile
@@ -1,27 +1,52 @@
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 
-ifeq ($(RTE_SDK),)
-$(error "Please define RTE_SDK environment variable")
-endif
+# binary name
+APP = kni
 
-# Default target, can be overridden by command line or environment
-RTE_TARGET ?= x86_64-native-linuxapp-gcc
+# all source are stored in SRCS-y
+SRCS-y := main.c
 
-include $(RTE_SDK)/mk/rte.vars.mk
+PKGCONF ?= pkg-config
 
-ifneq ($(CONFIG_RTE_EXEC_ENV),"linuxapp")
-$(error This application can only operate in a linuxapp environment, \
-please change the definition of the RTE_TARGET environment variable)
+# Build using pkg-config variables if possible
+ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
+$(error "no installation of DPDK found")
 endif
 
-# binary name
-APP = kni
+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)
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+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
 
-# all source are stored in SRCS-y
-SRCS-y := main.c
+LDFLAGS += -pthread
+
+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)
 
-CFLAGS += -O3
-CFLAGS += $(WERROR_FLAGS)
+build:
+	@mkdir -p $@
 
-include $(RTE_SDK)/mk/rte.extapp.mk
+.PHONY: clean
+clean:
+	rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
+	test -d build && rmdir -p build || true