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commit-graph: parse commit from chosen graph

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Before verifying a commit-graph file against the object database, we
need to parse all commits from the given commit-graph file. Create
parse_commit_in_graph_one() to target a given struct commit_graph.

Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee 2018-06-27 09:24:29 -04:00 committed by Junio C Hamano
parent 0e3b97cccb
commit ee79705311
1 changed files with 15 additions and 3 deletions
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18
commit-graph.c
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@ -314,7 +314,7 @@ static int find_commit_in_graph(struct commit *item, struct commit_graph *g, uin
}
}
int parse_commit_in_graph(struct commit *item)
static int parse_commit_in_graph_one(struct commit_graph *g, struct commit *item)
{
uint32_t pos;
@ -322,9 +322,21 @@ int parse_commit_in_graph(struct commit *item)
return 0;
if (item->object.parsed)
return 1;
if (find_commit_in_graph(item, g, &pos))
return fill_commit_in_graph(item, g, pos);
return 0;
}
int parse_commit_in_graph(struct commit *item)
{
if (!core_commit_graph)
return 0;
prepare_commit_graph();
if (commit_graph && find_commit_in_graph(item, commit_graph, &pos))
return fill_commit_in_graph(item, commit_graph, pos);
if (commit_graph)
return parse_commit_in_graph_one(commit_graph, item);
return 0;
}