Re: [dpdk-dev] [PATCH v3 2/3] mk: allow use of environment var for template

[Jerin Jacob <jerin.jacob@caviumnetworks.com>]

-----Original Message-----
> Date: Wed, 7 Jun 2017 15:37:56 +0100
> From: David Hunt <david.hunt@intel.com>
> To: dev@dpdk.org
> CC: thomas@monjalon.net, shreyansh.jain@nxp.com, David Hunt
>  <david.hunt@intel.com>
> Subject: [dpdk-dev] [PATCH v3 2/3] mk: allow use of environment var for
>  template
> X-Mailer: git-send-email 2.7.4
> 
> Added new environment variable RTE_TEMPLATE which is an additional
> variable that can be set in the users environment. This maps on to the
> existing 'T' command line variable typically used when 'make config'
> or 'make install' is invoked.
> 
> So, instead of typing 'make config T=x86_64-native-linuxapp-gcc', the user
> can now do 'export RTE_TEMPLATE=x86_64-native-linuxapp-gcc' followed by
> 'make config'. If the user instead chooses to 'make install', this will
> do the configure, build, and install in one step.
> 
> Signed-off-by: David Hunt <david.hunt@intel.com>
> Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>

Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>

> ---
>  mk/rte.sdkinstall.mk | 4 ++++
>  mk/rte.sdkroot.mk    | 4 ++++
>  2 files changed, 8 insertions(+)
> 
> diff --git a/mk/rte.sdkinstall.mk b/mk/rte.sdkinstall.mk
> index dbac2a2..a464b01 100644
> --- a/mk/rte.sdkinstall.mk
> +++ b/mk/rte.sdkinstall.mk
> @@ -47,6 +47,10 @@ ifneq ($(MAKECMDGOALS),pre_install)
>  include $(RTE_SDK)/mk/rte.vars.mk
>  endif
>  
> +ifndef T
> +T := $(RTE_TEMPLATE)
> +endif
> +
>  ifdef T # defaults with T= will install an almost flat staging tree
>  export prefix ?=
>  kerneldir   ?= $(prefix)/kmod
> diff --git a/mk/rte.sdkroot.mk b/mk/rte.sdkroot.mk
> index 076a2d7..a560230 100644
> --- a/mk/rte.sdkroot.mk
> +++ b/mk/rte.sdkroot.mk
> @@ -63,6 +63,10 @@ ifdef T
>  ifeq ("$(origin T)", "command line")
>  RTE_CONFIG_TEMPLATE := $(RTE_SRCDIR)/config/defconfig_$(T)
>  endif
> +else
> +ifdef RTE_TEMPLATE
> +RTE_CONFIG_TEMPLATE := $(RTE_SRCDIR)/config/defconfig_$(RTE_TEMPLATE)
> +endif
>  endif
>  export RTE_CONFIG_TEMPLATE
>  
> -- 
> 2.7.4
>