Re: [PATCH] git-gc: by default use safer "-A" option to repack when not --prune'ing

[Brandon Casey <casey@nrlssc.navy.mil>]

On Thu, 11 Oct 2007, Johannes Schindelin wrote:

> Hi,
>
> On Wed, 10 Oct 2007, Brandon Casey wrote:

<snip>

> This is a nice cleanup, but it does not belong in this patch.

I was thinking the same thing right after I sent it off.

>
>> @@ -211,6 +205,16 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
>>  		prune = 0;
>>  		if (!need_to_gc())
>>  			return 0;
>> +	} else {
>> +		/*
>> +		 * Use safer (for shared repos) "-A" option to
>> +		 * repack when not pruning. Auto-gc makes its
>> +                 * own decision.
>> +		 */
>> +		if (prune)
>> +			append_option(argv_repack, "-a", MAX_ADD);
>> +		else
>> +			append_option(argv_repack, "-A", MAX_ADD);
>>  	}
>>
>>  	if (pack_refs && run_command_v_opt(argv_pack_refs, RUN_GIT_CMD))
>
> To use the append_option() function, you need to make sure that the argv
> has enough space, so I suggest adding another NULL to argv_repack[].  This
> is enough, since you only ever add one option.  But you should mention it
> somewhere, probably above the definition of argv_repack[].

Shouldn't argv_repack have space for MAX_ADD (10) items?

append_option() is already used with argv_repack when --aggressive is
used.

> Other than that: I think your patch makes tons of sense; much better than
> what I tried to cobble together with the cyclic alternates detection.

Thanks.

-brandon