examples/dma/Makefile

   1 # SPDX-License-Identifier: BSD-3-Clause
   2 # Copyright(c) 2019 Intel Corporation
   3
   4 # binary name
   5 APP = dmafwd
   6
   7 # all source are stored in SRCS-y
   8 SRCS-y := dmafwd.c
   9
  10 PKGCONF ?= pkg-config
  11
  12 # Build using pkg-config variables if possible
  13 ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
  14 $(error "no installation of DPDK found")
  15 endif
  16
  17 all: shared
  18 .PHONY: shared static
  19 shared: build/$(APP)-shared
  20         ln -sf $(APP)-shared build/$(APP)
  21 static: build/$(APP)-static
  22         ln -sf $(APP)-static build/$(APP)
  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 = $(shell $(PKGCONF) --static --libs libdpdk)
  28
  29 ifeq ($(MAKECMDGOALS),static)
  30 # check for broken pkg-config
  31 ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),)
  32 $(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.")
  33 $(error "Cannot generate statically-linked binaries with this version of pkg-config")
  34 endif
  35 endif
  36
  37 CFLAGS += -DALLOW_EXPERIMENTAL_API
  38
  39 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
  40         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
  41
  42 build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
  43         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
  44
  45 build:
  46         @mkdir -p $@
  47
  48 .PHONY: clean
  49 clean:
  50         rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
  51         test -d build && rmdir -p build || true