mk: build with _GNU_SOURCE defined by default
[dpdk.git] / examples / l2fwd-cat / Makefile
1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2016 Intel Corporation
3
4 # binary name
5 APP = l2fwd-cat
6
7 # all source are stored in SRCS-y
8 SRCS-y := l2fwd-cat.c cat.c
9
10 # Build using pkg-config variables if possible
11 $(shell pkg-config --exists libdpdk)
12 ifeq ($(.SHELLSTATUS),0)
13
14 all: shared
15 .PHONY: shared static
16 shared: build/$(APP)-shared
17         ln -sf $(APP)-shared build/$(APP)
18 static: build/$(APP)-static
19         ln -sf $(APP)-static build/$(APP)
20
21 PC_FILE := $(shell pkg-config --path libdpdk)
22 CFLAGS += -O3 $(shell pkg-config --cflags libdpdk)
23 LDFLAGS_SHARED = $(shell pkg-config --libs libdpdk)
24 LDFLAGS_STATIC = -Wl,-Bstatic $(shell pkg-config --static --libs libdpdk)
25
26 LDFLAGS += -lpqos
27
28 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
29         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
30
31 build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
32         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
33
34 build:
35         @mkdir -p $@
36
37 .PHONY: clean
38 clean:
39         rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
40         rmdir --ignore-fail-on-non-empty build
41
42 else # Build using legacy build system
43
44 ifeq ($(RTE_SDK),)
45 $(error "Please define RTE_SDK environment variable")
46 endif
47
48 ifeq ($(PQOS_INSTALL_PATH),)
49 $(error "Please define PQOS_INSTALL_PATH environment variable")
50 endif
51
52 # Default target, can be overridden by command line or environment
53 RTE_TARGET ?= x86_64-native-linuxapp-gcc
54
55 include $(RTE_SDK)/mk/rte.vars.mk
56
57 CFLAGS += $(WERROR_FLAGS)
58
59 # workaround for a gcc bug with noreturn attribute
60 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
61 ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
62 CFLAGS_main.o += -Wno-return-type
63 endif
64
65 EXTRA_CFLAGS += -O3 -g -Wfatal-errors
66
67 CFLAGS += -I$(PQOS_INSTALL_PATH)/../include
68
69 LDLIBS += -L$(PQOS_INSTALL_PATH)
70 LDLIBS += -lpqos
71
72 include $(RTE_SDK)/mk/rte.extapp.mk
73 endif