Re: [dpdk-dev] [PATCH v9] checkpatches.sh: Add checks for ABI symbol addition

["Rao, Nikhil" <nikhil.rao@intel.com>]

> -----Original Message-----
> From: Neil Horman [mailto:nhorman@tuxdriver.com]
> Sent: Wednesday, August 15, 2018 4:19 PM
> To: Rao, Nikhil <nikhil.rao@intel.com>
> Cc: dev@dpdk.org; thomas@monjalon.net; Mcnamara, John
> <john.mcnamara@intel.com>; Richardson, Bruce
> <bruce.richardson@intel.com>; Yigit, Ferruh <ferruh.yigit@intel.com>;
> stephen@networkplumber.org; toggle-mailboxes@hmswarspite.think-
> freely.org
> Subject: Re: [PATCH v9] checkpatches.sh: Add checks for ABI symbol addition
> 
> 
> 
> Thanks, I think I made a mistake in how I detect section names in the awk
> script.  The rule assumes that the entire section is getting added (i.e. we are
> adding the EXPERIMENTAL section as a whole unit, hence the starting a line
> with
> + to id the section name, and thats not the case here.  I think the rule
> + needs
> to be any line in a map file that ends with a { (based on our coding practice), is
> a section start, and the section name is the next to the last field in the line (i.e.
> $(NF-1) ).  Please apply the patch below and confirm that this works for you.
> 
> Best
> Neil
> 
> 
Thanks for the fix, it works.

Nikhil

> 
> diff --git a/devtools/check-symbol-change.sh b/devtools/check-symbol-
> change.sh index daaf45e14..cf9cfc745 100755
> --- a/devtools/check-symbol-change.sh
> +++ b/devtools/check-symbol-change.sh
> @@ -25,14 +25,14 @@ build_map_changes()
>  		# supresses the subordonate rules below
>  		/[-+] a\/.*\.^(map)/ {in_map=0}
> 
> -		# Triggering this rule, which starts a line with a + and ends it
> +		# Triggering this rule, which starts a line and ends it
>  		# with a { identifies a versioned section.  The section name is
>  		# the rest of the line with the + and { symbols remvoed.
>  		# Triggering this rule sets in_sec to 1, which actives the
>  		# symbol rule below
> -		/+.*{/ {gsub("+","");
> +		/^.*{/ {
>  			if (in_map == 1) {
> -				sec=$1; in_sec=1;
> +				sec=$(NF-1); in_sec=1;
>  			}
>  		}
>