Wireshark-dev: Re: [Wireshark-dev] extcap command line parameter format
From: Jaap Keuter <[email protected]>
Date: Mon, 23 Jul 2018 20:10:20 +0200

Any insights from the extcap developers, Guy?


> On 20 Jul 2018, at 19:12, Jaap Keuter <[email protected]> wrote:
> Hi,
> While having reviewed extcap documentation [Ref1] I was triggered by bug 14982 [Ref2] (usbpcap no longer recognized in 2.9) concerning the addition of --extcap-version parameter to the extcap command line. This stated that the command line parameter "--extcap-version=2.9” causes a problem with usbpcap.
> The documentation states that in Wireshark 2.9 the command line parameter “--extcap-version x.x” has been added. Note the lack of equal sign. Looking at the code this was originally so, until change 26772 [Ref3] where the equal sign was added due to a problem with some variations of getopt_long(). 
> Doesn’t this mean that all other command line parameters with values are to be generated with equal sign?
> If so this could require changes across the board, changes to documentation (docbook, man page) in the least.
> Ref1: https://code.wireshark.org/review/#/c/28690/
> Ref2: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14982
> Ref3: https://code.wireshark.org/review/#/c/26772/
> Thanks,
> Jaap