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To: Thomas Monjalon <thomas.monjalon@6wind.com>, dev@dpdk.org
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From: Ferruh Yigit <ferruh.yigit@intel.com>
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Date: Fri, 23 Sep 2016 10:06:05 +0100
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Subject: Re: [dpdk-dev] [PATCH] mk: fix verbosity zero
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On 9/23/2016 12:42 AM, Thomas Monjalon wrote:
> Verbosity is considered enabled when $V is not empty.
> So V=0 and V=1 are equivalent.
> It is fixed by unsetting V when it is 0.
> 
> A side effect is to fix kernel module compilation verbosity
> which is set to 0 when V is empty.
> 
> Reported-by: Ferruh Yigit <ferruh.yigit@intel.com>
> Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
> ---
>  mk/rte.sdkroot.mk | 3 +++
>  mk/rte.vars.mk    | 3 +++
>  2 files changed, 6 insertions(+)
> 
> diff --git a/mk/rte.sdkroot.mk b/mk/rte.sdkroot.mk
> index 55a9d8a..04ad523 100644
> --- a/mk/rte.sdkroot.mk
> +++ b/mk/rte.sdkroot.mk
> @@ -34,6 +34,9 @@ MAKEFLAGS += --no-print-directory
>  # define Q to '@' or not. $(Q) is used to prefix all shell commands to
>  # be executed silently.
>  Q=@
> +ifeq '$V' '0'
> +override V=
> +endif
>  ifdef V

Why not simply:
-ifdef V
+ifeq ($(V),1)


>  ifeq ("$(origin V)", "command line")
>  Q=
> diff --git a/mk/rte.vars.mk b/mk/rte.vars.mk
> index 28982a5..c240a0e 100644
> --- a/mk/rte.vars.mk
> +++ b/mk/rte.vars.mk
> @@ -46,6 +46,9 @@ endif
>  # define Q to '@' or not. $(Q) is used to prefix all shell commands to
>  # be executed silently.
>  Q=@
> +ifeq '$V' '0'
> +override V=
> +endif
>  ifdef V
>  ifeq ("$(origin V)", "command line")
>  Q=
>