xref: /dpdk/examples/vdpa/Makefile (revision 1b2798ee320657d7b6a2ba8ec1e1e949df62a18d)
1# SPDX-License-Identifier: BSD-3-Clause
2# Copyright(c) 2018 Intel Corporation
3
4# binary name
5APP = vdpa
6
7# all source are stored in SRCS-y
8SRCS-y := main.c
9SRC-DEPS := build/commands.h
10CFLAGS += -DALLOW_EXPERIMENTAL_API
11
12PKGCONF ?= pkg-config
13
14# Build using pkg-config variables if possible
15ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
16$(error "no installation of DPDK found")
17endif
18
19all: shared
20.PHONY: shared static
21shared: build/$(APP)-shared
22	ln -sf $(APP)-shared build/$(APP)
23static: build/$(APP)-static
24	ln -sf $(APP)-static build/$(APP)
25
26PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
27CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk) -I build/
28LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
29LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
30
31build/commands.h: commands.list Makefile
32	dpdk-cmdline-gen.py -o $@ --context-name=main_ctx $<
33
34ifeq ($(MAKECMDGOALS),static)
35# check for broken pkg-config
36ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),)
37$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.")
38$(error "Cannot generate statically-linked binaries with this version of pkg-config")
39endif
40endif
41
42build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build $(SRC-DEPS)
43	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
44
45build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build $(SRC-DEPS)
46	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
47
48build:
49	@mkdir -p $@
50
51.PHONY: clean
52clean:
53	rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared build/*.h
54	test -d build && rmdir -p build || true
55