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authorPatrick Steinhardt <ps@pks.im>2025-09-04 14:49:58 +0200
committerJunio C Hamano <gitster@pobox.com>2025-09-04 16:16:22 -0700
commit88bc3500e5be888c13757d12c4a5cb16e39ec673 (patch)
tree90fb8694bf1b3f2cf01d100ea8a129870be12b07 /commit-graph.h
parentcommit-graph: return the prepared commit graph from `prepare_commit_graph()` (diff)
downloadgit-88bc3500e5be888c13757d12c4a5cb16e39ec673.tar.gz
git-88bc3500e5be888c13757d12c4a5cb16e39ec673.zip
commit-graph: return commit graph from `repo_find_commit_pos_in_graph()`
The function `repo_find_commit_pos_in_graph()` takes a commit as input and tries to figure out whether the given repository has a commit graph that contains that specific commit. If so, it returns the corresponding position of that commit inside the graph. Right now though we only return the position, but not the actual graph that the commit has been found in. This is sensible as repositories always have the graph in `struct repository::objects::commit_graph`. Consequently, the caller always knows where to find it. But in a subsequent change we're going to move the graph into the object sources. This would require callers of the function to loop through all sources to find the relevant commit graph. Refactor the code so that we instead return the commit-graph that the commit has been found with. Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'commit-graph.h')
-rw-r--r--commit-graph.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/commit-graph.h b/commit-graph.h
index 4899b54ef8..f6a5433641 100644
--- a/commit-graph.h
+++ b/commit-graph.h
@@ -48,10 +48,9 @@ int open_commit_graph_chain(const char *chain_file, int *fd, struct stat *st,
int parse_commit_in_graph(struct repository *r, struct commit *item);
/*
- * Fills `*pos` with the graph position of `c`, and returns 1 if `c` is
- * found in the commit-graph belonging to `r`, or 0 otherwise.
- * Initializes the commit-graph belonging to `r` if it hasn't been
- * already.
+ * Fills `*pos` with the graph position of `c`, and returns the graph `c` is
+ * found in, or NULL otherwise. Initializes the commit-graphs belonging to
+ * `r` if it hasn't been already.
*
* Note: this is a low-level helper that does not alter any slab data
* associated with `c`. Useful in circumstances where the slab data is
@@ -59,8 +58,9 @@ int parse_commit_in_graph(struct repository *r, struct commit *item);
*
* In most cases, callers should use `parse_commit_in_graph()` instead.
*/
-int repo_find_commit_pos_in_graph(struct repository *r, struct commit *c,
- uint32_t *pos);
+struct commit_graph *repo_find_commit_pos_in_graph(struct repository *r,
+ struct commit *c,
+ uint32_t *pos);
/*
* Look up the given commit ID in the commit-graph. This will only return a