From: Andreas Schwab <schwab@linux-m68k.org>
To: Brian Foster <brian.foster@maxim-ic.com>
Cc: git mailing list <git@vger.kernel.org>
Subject: Re: [Q] Determing if a commit is reachable from the HEAD ?
Date: Fri, 20 Jan 2012 15:13:58 +0100 [thread overview]
Message-ID: <m2ehuu8nrt.fsf@igel.home> (raw)
In-Reply-To: <201201201433.30267.brian.foster@maxim-ic.com> (Brian Foster's message of "Fri, 20 Jan 2012 14:33:29 +0100")
Brian Foster <brian.foster@maxim-ic.com> writes:
> In a script, how can I determine commit Y is reachable
> from the current HEAD ?
test $(git merge-base HEAD Y) = $(git rev-parse Y)
> And, much more importantly
> for my purposes, that commit N is _not_-reachable from
> the current HEAD ?
test $(git merge-base HEAD N) != $(git rev-parse N)
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2012-01-20 14:14 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-20 13:33 [Q] Determing if a commit is reachable from the HEAD ? Brian Foster
2012-01-20 14:13 ` Andreas Schwab [this message]
2012-01-20 18:06 ` David Brown
2012-01-20 19:18 ` Junio C Hamano
2012-01-20 23:33 ` David Brown
2012-01-21 0:04 ` Junio C Hamano
2012-01-21 4:58 ` David Brown
2012-01-20 22:50 ` Sitaram Chamarty
2012-01-23 9:20 ` Brian Foster
2012-01-23 16:09 ` Junio C Hamano
2012-01-24 8:16 ` Brian Foster
2012-01-24 8:56 ` Brian Foster
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