examples: hide error for missing pkg-config path flag
[dpdk.git] / examples / bond / Makefile
1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2010-2015 Intel Corporation
3
4 # binary name
5 APP = bond_app
6
7 # all source are stored in SRCS-y
8 SRCS-y := main.c
9
10 # Build using pkg-config variables if possible
11 ifeq ($(shell pkg-config --exists libdpdk && echo 0),0)
12
13 all: shared
14 .PHONY: shared static
15 shared: build/$(APP)-shared
16         ln -sf $(APP)-shared build/$(APP)
17 static: build/$(APP)-static
18         ln -sf $(APP)-static build/$(APP)
19
20 LDFLAGS += -lrte_pmd_bond
21
22 PKGCONF ?= pkg-config
23
24 PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
25 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
26 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
27 LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
28
29 CFLAGS += -DALLOW_EXPERIMENTAL_API
30
31 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
32         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
33
34 build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
35         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
36
37 build:
38         @mkdir -p $@
39
40 .PHONY: clean
41 clean:
42         rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
43         test -d build && rmdir -p build || true
44
45 else
46
47 ifeq ($(RTE_SDK),)
48 $(error "Please define RTE_SDK environment variable")
49 endif
50
51 # Default target, detect a build directory, by looking for a path with a .config
52 RTE_TARGET ?= $(notdir $(abspath $(dir $(firstword $(wildcard $(RTE_SDK)/*/.config)))))
53
54 include $(RTE_SDK)/mk/rte.vars.mk
55
56 CFLAGS += $(WERROR_FLAGS)
57
58 # workaround for a gcc bug with noreturn attribute
59 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
60 ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
61 CFLAGS_main.o += -Wno-return-type
62 endif
63
64 CFLAGS += -O3
65 CFLAGS += -DALLOW_EXPERIMENTAL_API
66
67 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
68 LDLIBS += -lrte_pmd_bond
69 endif
70
71 include $(RTE_SDK)/mk/rte.extapp.mk
72
73 endif