examples/ethtool/ethtool-app/Makefile

   1 # SPDX-License-Identifier: BSD-3-Clause
   2 # Copyright(c) 2010-2020 Intel Corporation
   3
   4 # binary name
   5 APP = ethtool
   6
   7 # all source are stored in SRCS-y
   8 SRCS-y := main.c ethapp.c
   9
  10 CFLAGS += -I../lib
  11 LDFLAGS += -L../lib/build
  12 LDFLAGS_STATIC = -l:librte_ethtool.a
  13 LDFLAGS_SHARED = -lrte_ethtool
  14
  15 PKGCONF ?= pkg-config
  16
  17 # Build using pkg-config variables if possible
  18 ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
  19 $(error "no installation of DPDK found")
  20 endif
  21
  22 all: shared
  23 .PHONY: shared static
  24 shared: build/$(APP)-shared
  25         ln -sf $(APP)-shared build/$(APP)
  26 static: build/$(APP)-static
  27         ln -sf $(APP)-static build/$(APP)
  28
  29 PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
  30 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
  31 LDFLAGS_SHARED += $(shell $(PKGCONF) --libs libdpdk)
  32 LDFLAGS_STATIC += $(shell $(PKGCONF) --static --libs libdpdk)
  33
  34 ifeq ($(MAKECMDGOALS),static)
  35 # check for broken pkg-config
  36 ifeq ($(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 $(error "Cannot generate statically-linked binaries with this version of pkg-config")
  39 endif
  40 endif
  41
  42 CFLAGS += -DALLOW_EXPERIMENTAL_API
  43
  44 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
  45         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
  46
  47 build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
  48         $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
  49
  50 build:
  51         @mkdir -p $@
  52
  53 .PHONY: clean
  54 clean:
  55         rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
  56         test -d build && rmdir -p build || true