1# SPDX-License-Identifier: BSD-3-Clause
2# Copyright(c) 2010-2020 Intel Corporation
3
4# binary name
5APP = lthread_pthread_shim
6
7# all source are stored in SRCS-y
8SRCS-y := main.c pthread_shim.c
9
10include ../common/common.mk
11
12CFLAGS += -DALLOW_EXPERIMENTAL_API
13CFLAGS += -D_GNU_SOURCE
14LDFLAGS += "-Wl,--copy-dt-needed-entries"
15
16# Build using pkg-config variables if possible
17ifneq ($(shell pkg-config --exists libdpdk && echo 0),0)
18$(error "no installation of DPDK found")
19endif
20
21all: shared
22.PHONY: shared static
23shared: build/$(APP)-shared
24	ln -sf $(APP)-shared build/$(APP)
25static: build/$(APP)-static
26	ln -sf $(APP)-static build/$(APP)
27
28LDFLAGS += -lpthread
29
30PKGCONF ?= pkg-config
31
32PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
33CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
34LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
35LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
36
37build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
38	$(CC) $(CFLAGS) $(filter %.c,$^) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
39
40build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
41	$(CC) $(CFLAGS) $(filter %.c,$^) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
42
43# workaround for a gcc bug with noreturn attribute
44# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
45ifeq ($(shell gcc -dumpversion),-gt 0)
46CFLAGS_main.o += -Wno-return-type
47endif
48
49build:
50	@mkdir -p $@
51
52.PHONY: clean
53clean:
54	rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
55	test -d build && rmdir -p build || true
56