On Wed, Jan 23 2019, Derrick Stolee via GitGitGadget wrote:
> graph_version = *(unsigned char*)(data + 4);
> - if (graph_version != 1) {
> - error(_("graph version %X does not match version %X"),
> - graph_version, 1);
> + if (!graph_version || graph_v
On 1/24/2019 4:40 AM, Ævar Arnfjörð Bjarmason wrote:
On Wed, Jan 23 2019, Derrick Stolee via GitGitGadget wrote:
The new format modifies the header of the commit-graph to solve
these problems. We use the 4-byte hash format id, freeing up a byte
in our 32-bit alignment to introduce a reachabilit
On Wed, Jan 23 2019, Derrick Stolee via GitGitGadget wrote:
> From: Derrick Stolee
>
> The commit-graph file format had some shortcomings which we now
> correct:
>
> 1. The hash algorithm was determined by a single byte, instead
> of the 4-byte format identifier.
>
> 2. There was no wa
> +Version 2:
> +
> + 1-byte number (C) of "chunks"
> +
> + 1-byte reachability index version number:
> + Currently, the only valid number is 1.
> +
> + 1-byte (reserved for later use)
> + Current clients expect this value to be zero, and will not
> + try to read the commit-graph
From: Derrick Stolee
The commit-graph file format had some shortcomings which we now
correct:
1. The hash algorithm was determined by a single byte, instead
of the 4-byte format identifier.
2. There was no way to update the reachability index we used.
We currently only support gen
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