From: Jonathan Nieder <jrnieder@gmail.com>
Date: Tue, 11 May 2010 23:01:00 GMT
Subject: Re: [RFC PATCH] GIT-VERSION-GEN: restrict tags used
Message-ID: <20100511230100.GB31163@progeny.tock>
In-Reply-To: <1273599198-1008-1-git-send-email-rctay89@gmail.com>

Tay Ray Chuan wrote:

> Restrict the tags used to generate the version string to those that
> begin with "v"

I like it.  Thanks!

> since git's tags for git-core (ie. excluding git-gui)
> are all of the form "vX.Y...".

git gui’s too, now.

> This is to avoid using private tags by the user in a clone of the git
> code repository, which may break certain machinery (eg. Makefile).

Not to mention gitk:

  set git_version [join [lrange [split [lindex [exec git version] end] .] 0 2] .]
  if {[package vcompare $git_version "1.6.1"] >= 0} {

This requires ‘git version’ output to have the form

  introducing 1.2.3.otherstuff

or there will be errors at startup time.

>   After this patch, perhaps we could advertise somewhere to git hackers
>   that tags beginning with "v" should be avoided.

Maybe v[0-9]* would make this problem harder to trip.

Jonathan