ceph/src/spdk/dpdk/mk/exec-env/linux/rte.vars.mk

   1 # SPDX-License-Identifier: BSD-3-Clause
   2 # Copyright(c) 2010-2019 Intel Corporation
   3
   4 #
   5 # exec-env:
   6 #
   7 #   - define EXECENV_CFLAGS variable (overridden by cmdline)
   8 #   - define EXECENV_LDFLAGS variable (overridden by cmdline)
   9 #   - define EXECENV_ASFLAGS variable (overridden by cmdline)
  10 #   - may override any previously defined variable
  11 #
  12 # examples for RTE_EXEC_ENV: linux, freebsd
  13 #
  14 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
  15 EXECENV_CFLAGS  = -pthread -fPIC
  16 else
  17 EXECENV_CFLAGS  = -pthread
  18 endif
  19
  20 # include in every library to build
  21 EXECENV_CFLAGS += -I$(RTE_SDK)/lib/librte_eal/linux/include
  22
  23 EXECENV_LDLIBS  =
  24 EXECENV_ASFLAGS =
  25
  26 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
  27 EXECENV_LDLIBS += -lgcc_s
  28 endif
  29
  30 EXECENV_LDLIBS-$(CONFIG_RTE_USE_LIBBSD) += -lbsd
  31
  32 # force applications to link with gcc/icc instead of using ld
  33 LINK_USING_CC := 1
  34
  35 # For shared libraries
  36 EXECENV_LDFLAGS += -export-dynamic
  37 # Add library to the group to resolve symbols
  38 EXECENV_LDLIBS  += -ldl
  39
  40 # EXECENV_LDLIBS-y applies to lib.so and app linking
  41 # while EXECENV_LDLIBS applies only to app linking.
  42 EXECENV_LDLIBS += $(EXECENV_LDLIBS-y)
  43
  44 export EXECENV_CFLAGS EXECENV_LDFLAGS EXECENV_ASFLAGS EXECENV_LDLIBS