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From: Thomas Monjalon <thomas@monjalon.net>
To: Neil Horman <nhorman@tuxdriver.com>, Ray Kinsella <mdr@ashroe.eu>
Cc: dev@dpdk.org, david.marchand@redhat.com
Date: Fri, 17 Apr 2020 14:10:32 +0200
Message-ID: <7246510.17fYzF0512@thomas>
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References: <20200416145414.262296-1-nhorman@tuxdriver.com>
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Subject: Re: [dpdk-dev] [PATCHv3] Remove validate-abi.sh from tree
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17/04/2020 13:47, Ray Kinsella:
> On 17/04/2020 11:20, Thomas Monjalon wrote:
> > 17/04/2020 12:11, Ray Kinsella:
> >> check-abi.sh appears to be backward step in terms of usability.
> > 
> > No, check-abi.sh benefits from a nice integration in build scripts.
> > See below.
> > 
> >> With validate-abi.sh I do can do a "validate-abi.sh HEAD~1 HEAD".
> >> And it will do the build, install, dump and comparison for me. 
> >> And it picked up my 20.0.2 - > 21.0 changes no problem. 
> >>
> >> With check-abi on the other hand, I need to the build and install myself.
> >> check-abi requires dump files, but I see no reference in the documentation to how these are created.
> >> It silently fails when it doesn't find any ...
> >>
> >> Do I run abi-dumper on the so's myself, or how does it work?
> > 
> > check-abi.sh is integrated in test-build.sh and test-meson-builds.sh.
> > Probably we should document usage in these scripts.
> 
> Looks like I need to set DPDK_ABI_REF_VERSION=master, not obvious.
> Any tips or tricks would be welcome.

export DPDK_ABI_REF_VERSION=v20.02
or
export DPDK_ABI_REF_VERSION=v19.11

Depends on which compatibility you want to test...