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From: Bruce Richardson <bruce.richardson@intel.com>
To: Keith Wiles <keith.wiles@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2 1/2] Simplify the ifdefs in rte.app.mk.
Date: Wed, 29 Apr 2015 16:11:54 +0100	[thread overview]
Message-ID: <20150429151154.GA3716@bricha3-MOBL3> (raw)
In-Reply-To: <1430318263-3189-1-git-send-email-keith.wiles@intel.com>

On Wed, Apr 29, 2015 at 09:37:42AM -0500, Keith Wiles wrote:
> Trying to simplify the ifdefs in rte.app.mk to make the code
> more readable and maintainable by moving LDLIBS variable to use
> the same style as LDLIBS-y being used in the rest of the code.
> 
> Added a new variable called EXTRA_LDLIBS to be used by example apps
> instead of using LDLIBS directly.
> 
> Signed-off-by: Keith Wiles <keith.wiles@intel.com>

Since EXTRA_* flags are designed that they can be overridden on the makefile,
what happens if someone does a compile via: "EXTRA_LDLIBS=X make"? Does the 
compile/link still work?

/Bruce


> ---
>  examples/dpdk_qat/Makefile         |   4 +-
>  examples/vm_power_manager/Makefile |   2 +-
>  mk/rte.app.mk                      | 254 ++++++++++---------------------------
>  mk/rte.hostapp.mk                  |   4 +-
>  mk/rte.shared.mk                   |  12 +-
>  5 files changed, 77 insertions(+), 199 deletions(-)
> 
> diff --git a/examples/dpdk_qat/Makefile b/examples/dpdk_qat/Makefile
> index f1e06a1..90ca1d3 100644
> --- a/examples/dpdk_qat/Makefile
> +++ b/examples/dpdk_qat/Makefile
> @@ -77,8 +77,8 @@ else
>  ICP_LIBRARY_PATH = $(ICP_ROOT)/build/libicp_qa_al.a
>  endif
>  
> -LDLIBS += -L$(ICP_ROOT)/build
> -LDLIBS += $(ICP_LIBRARY_PATH) \
> +EXTRA_LDLIBS += -L$(ICP_ROOT)/build
> +EXTRA_LDLIBS += $(ICP_LIBRARY_PATH) \
>                  -lz \
>                  -losal \
>                  -ladf_proxy \
> diff --git a/examples/vm_power_manager/Makefile b/examples/vm_power_manager/Makefile
> index 113dbc4..8fb78d4 100644
> --- a/examples/vm_power_manager/Makefile
> +++ b/examples/vm_power_manager/Makefile
> @@ -48,7 +48,7 @@ SRCS-y += channel_monitor.c
>  CFLAGS += -O3 -I$(RTE_SDK)/lib/librte_power/
>  CFLAGS += $(WERROR_FLAGS)
>  
> -LDLIBS += -lvirt
> +EXTRA_LDLIBS += -lvirt
>  
>  # workaround for a gcc bug with noreturn attribute
>  # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603
> diff --git a/mk/rte.app.mk b/mk/rte.app.mk
> index 62a76ae..ed471ad 100644
> --- a/mk/rte.app.mk
> +++ b/mk/rte.app.mk
> @@ -1,7 +1,7 @@
>  #   BSD LICENSE
>  #
> -#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
> -#   Copyright(c) 2014 6WIND S.A.
> +#   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
> +#   Copyright(c) 2015 6WIND S.A.
>  #   All rights reserved.
>  #
>  #   Redistribution and use in source and binary forms, with or without
> @@ -51,7 +51,7 @@ LDSCRIPT = $(RTE_LDSCRIPT)
>  endif
>  
>  # default path for libs
> -LDLIBS += -L$(RTE_SDK_BIN)/lib
> +LDLIBS-y = -L$(RTE_SDK_BIN)/lib
>  
>  #
>  # Include libraries depending on config if NO_AUTOLIBS is not set
> @@ -59,215 +59,93 @@ LDLIBS += -L$(RTE_SDK_BIN)/lib
>  #
>  ifeq ($(NO_AUTOLIBS),)
>  
> -LDLIBS += --whole-archive
> +LDLIBS-y += --whole-archive
>  
> -ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
> -LDLIBS += -l$(RTE_LIBNAME)
> -endif
> +LDLIBS-$(CONFIG_RTE_BUILD_COMBINE_LIBS)     += -l$(RTE_LIBNAME)
>  
>  ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),n)
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_DISTRIBUTOR),y)
> -LDLIBS += -lrte_distributor
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_REORDER),y)
> -LDLIBS += -lrte_reorder
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR)     += -lrte_distributor
> +LDLIBS-$(CONFIG_RTE_LIBRTE_REORDER)         += -lrte_reorder
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_KNI),y)
>  ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
> -LDLIBS += -lrte_kni
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_KNI)             += -lrte_kni
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IVSHMEM)         += -lrte_ivshmem
>  endif
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_IVSHMEM),y)
> -ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
> -LDLIBS += -lrte_ivshmem
> -endif
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PIPELINE)        += -lrte_pipeline
> +LDLIBS-$(CONFIG_RTE_LIBRTE_TABLE)           += -lrte_table
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PORT)            += -lrte_port
> +LDLIBS-$(CONFIG_RTE_LIBRTE_TIMER)           += -lrte_timer
> +LDLIBS-$(CONFIG_RTE_LIBRTE_HASH)            += -lrte_hash
> +LDLIBS-$(CONFIG_RTE_LIBRTE_JOBSTATS)        += -lrte_jobstats
> +LDLIBS-$(CONFIG_RTE_LIBRTE_LPM)             += -lrte_lpm
> +LDLIBS-$(CONFIG_RTE_LIBRTE_POWER)           += -lrte_power
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ACL)             += -lrte_acl
> +LDLIBS-$(CONFIG_RTE_LIBRTE_METER)           += -lrte_meter
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_PIPELINE),y)
> -LDLIBS += -lrte_pipeline
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)           += -lrte_sched
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)           += -lm
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)           += -lrt
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_TABLE),y)
> -LDLIBS += -lrte_table
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PORT),y)
> -LDLIBS += -lrte_port
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_TIMER),y)
> -LDLIBS += -lrte_timer
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_HASH),y)
> -LDLIBS += -lrte_hash
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_JOBSTATS),y)
> -LDLIBS += -lrte_jobstats
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_LPM),y)
> -LDLIBS += -lrte_lpm
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_POWER),y)
> -LDLIBS += -lrte_power
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_ACL),y)
> -LDLIBS += -lrte_acl
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_METER),y)
> -LDLIBS += -lrte_meter
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_SCHED),y)
> -LDLIBS += -lrte_sched
> -LDLIBS += -lm
> -LDLIBS += -lrt
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_VHOST), y)
> -LDLIBS += -lrte_vhost
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VHOST)           += -lrte_vhost
>  
>  endif # ! CONFIG_RTE_BUILD_COMBINE_LIBS
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> -LDLIBS += -lpcap
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_PCAP)        += -lpcap
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_VHOST)$(CONFIG_RTE_LIBRTE_VHOST_USER),yn)
> -LDLIBS += -lfuse
> +ifeq ($(CONFIG_RTE_LIBRTE_VHOST_USER),n)
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VHOST)           += -lfuse
>  endif
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_MLX4_PMD),y)
> -LDLIBS += -libverbs
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MLX4_PMD)        += -libverbs
>  
> -LDLIBS += --start-group
> +LDLIBS-y += --start-group
>  
>  ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),n)
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_KVARGS),y)
> -LDLIBS += -lrte_kvargs
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MBUF),y)
> -LDLIBS += -lrte_mbuf
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_IP_FRAG),y)
> -LDLIBS += -lrte_ip_frag
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_ETHER),y)
> -LDLIBS += -lethdev
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MALLOC),y)
> -LDLIBS += -lrte_malloc
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MEMPOOL),y)
> -LDLIBS += -lrte_mempool
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_RING),y)
> -LDLIBS += -lrte_ring
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_EAL),y)
> -LDLIBS += -lrte_eal
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_CMDLINE),y)
> -LDLIBS += -lrte_cmdline
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_CFGFILE),y)
> -LDLIBS += -lrte_cfgfile
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_BOND),y)
> -LDLIBS += -lrte_pmd_bond
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_XENVIRT),y)
> -LDLIBS += -lrte_pmd_xenvirt
> -LDLIBS += -lxenstore
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_KVARGS)          += -lrte_kvargs
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MBUF)            += -lrte_mbuf
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IP_FRAG)         += -lrte_ip_frag
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ETHER)           += -lethdev
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MALLOC)          += -lrte_malloc
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MEMPOOL)         += -lrte_mempool
> +LDLIBS-$(CONFIG_RTE_LIBRTE_RING)            += -lrte_ring
> +LDLIBS-$(CONFIG_RTE_LIBRTE_EAL)             += -lrte_eal
> +LDLIBS-$(CONFIG_RTE_LIBRTE_CMDLINE)         += -lrte_cmdline
> +LDLIBS-$(CONFIG_RTE_LIBRTE_CFGFILE)         += -lrte_cfgfile
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BOND)        += -lrte_pmd_bond
> +
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT)     += -lrte_pmd_xenvirt
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT)     += -lxenstore
>  
>  ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),n)
>  # plugins (link only if static libraries)
>  
> -ifeq ($(CONFIG_RTE_LIBRTE_VMXNET3_PMD),y)
> -LDLIBS += -lrte_pmd_vmxnet3_uio
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_VIRTIO_PMD),y)
> -LDLIBS += -lrte_pmd_virtio
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_ENIC_PMD),y)
> -LDLIBS += -lrte_pmd_enic
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_I40E_PMD),y)
> -LDLIBS += -lrte_pmd_i40e
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_FM10K_PMD),y)
> -LDLIBS += -lrte_pmd_fm10k
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_IXGBE_PMD),y)
> -LDLIBS += -lrte_pmd_ixgbe
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_E1000_PMD),y)
> -LDLIBS += -lrte_pmd_e1000
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MLX4_PMD),y)
> -LDLIBS += -lrte_pmd_mlx4
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_RING),y)
> -LDLIBS += -lrte_pmd_ring
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> -LDLIBS += -lrte_pmd_pcap
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_AF_PACKET),y)
> -LDLIBS += -lrte_pmd_af_packet
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_NULL),y)
> -LDLIBS += -lrte_pmd_null
> -endif
> -
> -endif # plugins
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VMXNET3_PMD)     += -lrte_pmd_vmxnet3_uio
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VIRTIO_PMD)      += -lrte_pmd_virtio
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ENIC_PMD)        += -lrte_pmd_enic
> +LDLIBS-$(CONFIG_RTE_LIBRTE_I40E_PMD)        += -lrte_pmd_i40e
> +LDLIBS-$(CONFIG_RTE_LIBRTE_FM10K_PMD)       += -lrte_pmd_fm10k
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD)       += -lrte_pmd_ixgbe
> +LDLIBS-$(CONFIG_RTE_LIBRTE_E1000_PMD)       += -lrte_pmd_e1000
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MLX4_PMD)        += -lrte_pmd_mlx4
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_RING)        += -lrte_pmd_ring
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_PCAP)        += -lrte_pmd_pcap
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_AF_PACKET)   += -lrte_pmd_af_packet
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_NULL)        += -lrte_pmd_null
> +
> +endif # ! $(CONFIG_RTE_BUILD_SHARED_LIB)
>  
>  endif # ! CONFIG_RTE_BUILD_COMBINE_LIBS
>  
> -LDLIBS += $(EXECENV_LDLIBS)
> -
> -LDLIBS += --end-group
> -
> -LDLIBS += --no-whole-archive
> +LDLIBS-y += $(EXECENV_LDLIBS)
> +LDLIBS-y += --end-group
> +LDLIBS-y += --no-whole-archive
>  
>  endif # ifeq ($(NO_AUTOLIBS),)
>  
> -LDLIBS += $(CPU_LDLIBS)
> +LDLIBS-y += $(EXTRA_LDLIBS)
>  
>  .PHONY: all
>  all: install
> @@ -286,10 +164,10 @@ ifeq ($(LINK_USING_CC),1)
>  override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
>  O_TO_EXE = $(CC) $(CFLAGS) $(LDFLAGS_$(@)) \
>  	-Wl,-Map=$(@).map,--cref -o $@ $(OBJS-y) $(call linkerprefix,$(LDFLAGS)) \
> -	$(EXTRA_LDFLAGS) $(call linkerprefix,$(LDLIBS))
> +	$(EXTRA_LDFLAGS) $(call linkerprefix,$(LDLIBS-y))
>  else
>  O_TO_EXE = $(LD) $(LDFLAGS) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> -	-Map=$(@).map --cref -o $@ $(OBJS-y) $(LDLIBS)
> +	-Map=$(@).map --cref -o $@ $(OBJS-y) $(LDLIBS-y)
>  endif
>  O_TO_EXE_STR = $(subst ','\'',$(O_TO_EXE)) #'# fix syntax highlight
>  O_TO_EXE_DISP = $(if $(V),"$(O_TO_EXE_STR)","  LD $(@)")
> @@ -302,12 +180,12 @@ O_TO_EXE_DO = @set -e; \
>  -include .$(APP).cmd
>  
>  # path where libraries are retrieved
> -LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS)))
> -LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS)))
> +LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS-y)))
> +LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS-y)))
>  
>  # list of .a files that are linked to this application
> -LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))
> -LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS)))
> +LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))
> +LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS-y)))
>  
>  # list of found libraries files (useful for deps). If not found, the
>  # library is silently ignored and dep won't be checked
> diff --git a/mk/rte.hostapp.mk b/mk/rte.hostapp.mk
> index c44d0f8..51e8c1d 100644
> --- a/mk/rte.hostapp.mk
> +++ b/mk/rte.hostapp.mk
> @@ -58,7 +58,7 @@ build: _postbuild
>  exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
>  
>  O_TO_EXE = $(HOSTCC) $(HOST_LDFLAGS) $(LDFLAGS_$(@)) \
> -	$(EXTRA_HOST_LDFLAGS) -o $@ $(OBJS-y) $(LDLIBS)
> +	$(EXTRA_HOST_LDFLAGS) -o $@ $(OBJS-y) $(LDLIBS-y)
>  O_TO_EXE_STR = $(subst ','\'',$(O_TO_EXE)) #'# fix syntax highlight
>  O_TO_EXE_DISP = $(if $(V),"$(O_TO_EXE_STR)","  HOSTLD $(@)")
>  O_TO_EXE_CMD = "cmd_$@ = $(O_TO_EXE_STR)"
> @@ -72,7 +72,7 @@ O_TO_EXE_DO = @set -e; \
>  # list of .a files that are linked to this application
>  LDLIBS_FILES := $(wildcard \
>  	$(addprefix $(RTE_OUTPUT)/lib/, \
> -	$(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))))
> +	$(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))))
>  
>  #
>  # Compile executable file if needed
> diff --git a/mk/rte.shared.mk b/mk/rte.shared.mk
> index fc6b0b4..56f20bb 100644
> --- a/mk/rte.shared.mk
> +++ b/mk/rte.shared.mk
> @@ -60,10 +60,10 @@ exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
>  ifeq ($(LINK_USING_CC),1)
>  override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
>  O_TO_SO = $(CC) $(call linkerprefix,$(LDFLAGS)) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> -	-shared -o $@ $(OBJS-y) $(call linkerprefix,$(LDLIBS))
> +	-shared -o $@ $(OBJS-y) $(call linkerprefix,$(LDLIBS-y))
>  else
>  O_TO_SO = $(LD) $(LDFLAGS) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> -	-shared -o $@ $(OBJS-y) $(LDLIBS)
> +	-shared -o $@ $(OBJS-y) $(LDLIBS-y)
>  endif
>  
>  O_TO_SO_STR = $(subst ','\'',$(O_TO_SO)) #'# fix syntax highlight
> @@ -77,12 +77,12 @@ O_TO_SO_DO = @set -e; \
>  -include .$(SHARED).cmd
>  
>  # path where libraries are retrieved
> -LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS)))
> -LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS)))
> +LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS-y)))
> +LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS-y)))
>  
>  # list of .a files that are linked to this application
> -LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))
> -LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS)))
> +LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))
> +LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS-y)))
>  
>  # list of found libraries files (useful for deps). If not found, the
>  # library is silently ignored and dep won't be checked
> -- 
> 2.3.0
> 

  parent reply	other threads:[~2015-04-29 15:11 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-29 14:37 Keith Wiles
2015-04-29 14:37 ` [dpdk-dev] [PATCH v2 2/2] Update Docs for new EXTRA_LDLIBS variable Keith Wiles
2015-04-29 14:55   ` Gonzalez Monroy, Sergio
2015-04-29 15:00     ` Wiles, Keith
2015-04-29 15:04       ` Gonzalez Monroy, Sergio
2015-04-29 15:16         ` Wiles, Keith
2015-04-29 15:19           ` Gonzalez Monroy, Sergio
2015-04-29 15:22             ` Wiles, Keith
2015-04-29 15:11 ` Bruce Richardson [this message]
2015-04-29 15:13   ` [dpdk-dev] [PATCH v2 1/2] Simplify the ifdefs in rte.app.mk Wiles, Keith

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