examples/performance-thread/pthread_shim/Makefile

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