Re: [PATCH 5/8] get-repack --max-pack-size: write_object() takes 'limit' arg

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Dana How <danahow@xxxxxxxxx> writes:

> Accept new 'limit' argument and check against it
> before each group of writes.  Update delta usability rules
> for possibility of delta base being in a previously-
> written pack. Inline sha1write_compressed() so we know
> the exact size of the written data when it needs to be compressed.
>
> Signed-off-by: Dana How <how@xxxxxxxxxxxxxxxxxxxxxxx>

My first reaction of open-coding sha1write_compressed() was
"Ugh", but as you are removing the only user of that function,
maybe this is not as bad as it looks.

> @@ -407,6 +408,10 @@ static off_t write_object(struct sha1file *f,
>  			if (revalidate_loose_object(entry, map, mapsize))
>  				die("corrupt loose object %s",
>  				    sha1_to_hex(entry->sha1));
> +			if ( limit && mapsize + 20 >= limit ) {
> +				munmap(map, mapsize);
> +				return 0;
> +			}

Our coding style guideline is similar to that of the kernel.  No
SP after '(' or before ')' in conditionals.

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