commit-graph: parse commit from chosen graph

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>

Derrick Stolee committed Jun 27, 2018 at 09:24 UTC ee79705311c190e61ac35d67705d387fdeae8c21
1 file changed +15 -3
commit-graph.c
+15 -3
@@ -314,7 +314,7 @@ static int find_commit_in_graph(struct commit *item, struct commit_graph *g, uin
314 }
315 }
316
317 -int parse_commit_in_graph(struct commit *item)
317 +static int parse_commit_in_graph_one(struct commit_graph *g, struct commit *item)
318 {
319 uint32_t pos;
320
@@ -322,9 +322,21 @@ int parse_commit_in_graph(struct commit *item)
322 return 0;
323 if (item->object.parsed)
324 return 1;
325 +
326 + if (find_commit_in_graph(item, g, &pos))
327 + return fill_commit_in_graph(item, g, pos);
328 +
329 + return 0;
330 +}
331 +
332 +int parse_commit_in_graph(struct commit *item)
333 +{
334 + if (!core_commit_graph)
335 + return 0;
336 +
337 prepare_commit_graph();
326 - if (commit_graph && find_commit_in_graph(item, commit_graph, &pos))
327 - return fill_commit_in_graph(item, commit_graph, pos);
338 + if (commit_graph)
339 + return parse_commit_in_graph_one(commit_graph, item);
340 return 0;
341 }
342