kvargs: fix comments style
[dpdk.git] / examples / ipv4_multicast / Makefile
1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2010-2014 Intel Corporation
3 #
4
5 # binary name
6 APP = ipv4_multicast
7
8 # all source are stored in SRCS-y
9 SRCS-y := main.c
10
11 PKGCONF ?= pkg-config
12
13 # Build using pkg-config variables if possible
14 ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
15 $(error "no installation of DPDK found")
16 endif
17
18 all: shared
19 .PHONY: shared static
20 shared: build/$(APP)-shared
21         ln -sf $(APP)-shared build/$(APP)
22 static: build/$(APP)-static
23         ln -sf $(APP)-static build/$(APP)
24
25 PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
26 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
27 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
28 LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
29
30 ifeq ($(MAKECMDGOALS),static)
31 # check for broken pkg-config
32 ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),)
33 $(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.")
34 $(error "Cannot generate statically-linked binaries with this version of pkg-config")
35 endif
36 endif
37
38 CFLAGS += -DALLOW_EXPERIMENTAL_API
39
40 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
41         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
42
43 build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
44         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
45
46 build:
47         @mkdir -p $@
48
49 .PHONY: clean
50 clean:
51         rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
52         test -d build && rmdir -p build || true