From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jens Lehmann <Jens.Lehmann@web.de>
Subject: Re: [PATCH 5/6] fetch/pull: Don't recurse into a submodule when commits
 are already present
Date: Thu, 24 Feb 2011 00:50:18 +0100
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Cc: Git Mailing List <git@vger.kernel.org>,
	Marc Branchaud <marcnarc@xiplink.com>,
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	Heiko Voigt <hvoigt@hvoigt.net>
To: Junio C Hamano <gitster@pobox.com>
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Am 24.02.2011 00:21, schrieb Junio C Hamano:
> Jens Lehmann <Jens.Lehmann@web.de> writes:
> 
>> diff --git a/submodule.c b/submodule.c
>> index b477c3c..ddb0a29 100644
>> --- a/submodule.c
>> +++ b/submodule.c
>> @@ -263,6 +263,13 @@ void set_config_fetch_recurse_submodules(int value)
>>  	config_fetch_recurse_submodules = value;
>>  }
>>
>> +static int is_submodule_commit_present(const char *path, unsigned char sha1[20])
>> +{
>> +	if (!add_submodule_odb(path))
>> +		return lookup_commit_reference(sha1) != 0;
>> +	return 0;
>> +}
> 
> Don't you need to prove the usual "reachabile from the refs" here, instead
> of just the presense of a commit object?

Looks like I would. Could you please enlighten me?