examples/vhost_blk/Makefile

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