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From: "Wiles, Keith" <keith.wiles@intel.com>
To: "Wiles, Keith" <keith.wiles@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [RFC PATCH] Simplify the ifdefs in rte.app.mk.
Date: Tue, 28 Apr 2015 15:28:56 +0000	[thread overview]
Message-ID: <D16510C6.1E227%keith.wiles@intel.com> (raw)
In-Reply-To: <1430234463-9574-1-git-send-email-keith.wiles@intel.com>

I have not tested this change more then just building DPDK with GCC.

On 4/28/15, 10:21 AM, "Keith Wiles" <keith.wiles@intel.com> 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.
>
>Signed-off-by: Keith Wiles <keith.wiles@intel.com>
>---
> mk/rte.app.mk     | 253
>++++++++++++++----------------------------------------
> mk/rte.hostapp.mk |   4 +-
> mk/rte.shared.mk  |  12 +--
> 3 files changed, 74 insertions(+), 195 deletions(-)
>
>diff --git a/mk/rte.app.mk b/mk/rte.app.mk
>index 62a76ae..af38975 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$(RTE_SDK_BIN)/lib
> 
> #
> # Include libraries depending on config if NO_AUTOLIBS is not set
>@@ -59,215 +59,94 @@ LDLIBS += -L$(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 ($(CONFIG_RTE_LIBRTE_REORDER),y)
>-LDLIBS += -lrte_reorder
>-endif
>-
>-ifeq ($(CONFIG_RTE_LIBRTE_KNI),y)
>-ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
>-LDLIBS += -lrte_kni
>-endif
>-endif
>-
>-ifeq ($(CONFIG_RTE_LIBRTE_IVSHMEM),y)
>-ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
>-LDLIBS += -lrte_ivshmem
>-endif
>-endif
>-
>-ifeq ($(CONFIG_RTE_LIBRTE_PIPELINE),y)
>-LDLIBS += -lrte_pipeline
>-endif
>-
>-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 ($(CONFIG_RTE_LIBRTE_POWER),y)
>-LDLIBS += -lrte_power
>-endif
>+LDLIBS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR)		+= -lrte_distributor
>+LDLIBS-$(CONFIG_RTE_LIBRTE_REORDER)			+= -lrte_reorder
> 
>-ifeq ($(CONFIG_RTE_LIBRTE_ACL),y)
>-LDLIBS += -lrte_acl
>+ifeq ($( CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
>+LDLIBS-$(CONFIG_RTE_LIBRTE_KNI) 			+= -lrte_kni
>+LDLIBS-$(CONFIG_RTE_LIBRTE_IVSHMEM) 		+= -lrte_ivshmem
> endif
> 
>-ifeq ($(CONFIG_RTE_LIBRTE_METER),y)
>-LDLIBS += -lrte_meter
>-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 ($(CONFIG_RTE_LIBRTE_SCHED),y)
>-LDLIBS += -lrte_sched
>-LDLIBS += -lm
>-LDLIBS += -lrt
>-endif
>+LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)			+= -lrte_sched
>+LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)			+= -lm
>+LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED)			+= -lrt
> 
>-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
>+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
>+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-$(CONFIG_RTE_LIBRTE_PMD_BOND)		+= -lrte_pmd_bond
> 
>-ifeq ($(CONFIG_RTE_LIBRTE_PMD_BOND),y)
>-LDLIBS += -lrte_pmd_bond
>-endif
>+LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT)		+= -lrte_pmd_xenvirt
>+LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT)		+= -lxenstore
> 
>-ifeq ($(CONFIG_RTE_LIBRTE_PMD_XENVIRT),y)
>-LDLIBS += -lrte_pmd_xenvirt
>-LDLIBS += -lxenstore
>-endif
> 
> ifeq ($(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
>+# plugins (link only if static libraries)
>+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 += $(CPU_LDLIBS)
> 
> .PHONY: all
> all: install
>@@ -286,10 +165,10 @@ ifeq ($(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 $(@)")
>@@ -302,12 +181,12 @@ O_TO_EXE_DO = @set -e; \
> -include .$(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
>

  reply	other threads:[~2015-04-28 15:29 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-28 15:21 Keith Wiles
2015-04-28 15:28 ` Wiles, Keith [this message]
2015-04-28 16:25 ` Gonzalez Monroy, Sergio
2015-04-28 16:50   ` Wiles, Keith
2015-04-29  8:04     ` Gonzalez Monroy, Sergio
2015-04-29 14:09       ` Wiles, Keith
2015-04-29 14:25         ` Wiles, Keith

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