#ifndef NOTES_MERGE_H
#define NOTES_MERGE_H
+#define NOTES_MERGE_WORKTREE "NOTES_MERGE_WORKTREE"
+
enum notes_merge_verbosity {
NOTES_MERGE_VERBOSITY_DEFAULT = 2,
NOTES_MERGE_VERBOSITY_MAX = 5
struct notes_merge_options {
const char *local_ref;
const char *remote_ref;
+ struct strbuf commit_msg;
int verbosity;
+ enum {
+ NOTES_MERGE_RESOLVE_MANUAL = 0,
+ NOTES_MERGE_RESOLVE_OURS,
+ NOTES_MERGE_RESOLVE_THEIRS,
+ NOTES_MERGE_RESOLVE_UNION,
+ NOTES_MERGE_RESOLVE_CAT_SORT_UNIQ
+ } strategy;
+ unsigned has_worktree:1;
};
void init_notes_merge_options(struct notes_merge_options *o);
/*
* Merge notes from o->remote_ref into o->local_ref
*
+ * The given notes_tree 'local_tree' must be the notes_tree referenced by the
+ * o->local_ref. This is the notes_tree in which the object-level merge is
+ * performed.
+ *
* The commits given by the two refs are merged, producing one of the following
* outcomes:
*
* 1. The merge trivially results in an existing commit (e.g. fast-forward or
- * already-up-to-date). The SHA1 of the result is written into 'result_sha1'
- * and 0 is returned.
- * 2. The merge fails. result_sha1 is set to null_sha1, and non-zero returned.
+ * already-up-to-date). 'local_tree' is untouched, the SHA1 of the result
+ * is written into 'result_sha1' and 0 is returned.
+ * 2. The merge successfully completes, producing a merge commit. local_tree
+ * contains the updated notes tree, the SHA1 of the resulting commit is
+ * written into 'result_sha1', and 1 is returned.
+ * 3. The merge results in conflicts. This is similar to #2 in that the
+ * partial merge result (i.e. merge result minus the unmerged entries)
+ * are stored in 'local_tree', and the SHA1 or the resulting commit
+ * (to be amended when the conflicts have been resolved) is written into
+ * 'result_sha1'. The unmerged entries are written into the
+ * .git/NOTES_MERGE_WORKTREE directory with conflict markers.
+ * -1 is returned.
*
* Both o->local_ref and o->remote_ref must be given (non-NULL), but either ref
* (although not both) may refer to a non-existing notes ref, in which case
* trivially results in what the other ref points to.
*/
int notes_merge(struct notes_merge_options *o,
+ struct notes_tree *local_tree,
unsigned char *result_sha1);
+/*
+ * Finalize conflict resolution from an earlier notes_merge()
+ *
+ * The given notes tree 'partial_tree' must be the notes_tree corresponding to
+ * the given 'partial_commit', the partial result commit created by a previous
+ * call to notes_merge().
+ *
+ * This function will add the (now resolved) notes in .git/NOTES_MERGE_WORKTREE
+ * to 'partial_tree', and create a final notes merge commit, the SHA1 of which
+ * will be stored in 'result_sha1'.
+ */
+int notes_merge_commit(struct notes_merge_options *o,
+ struct notes_tree *partial_tree,
+ struct commit *partial_commit,
+ unsigned char *result_sha1);
+
+/*
+ * Abort conflict resolution from an earlier notes_merge()
+ *
+ * Removes the notes merge worktree in .git/NOTES_MERGE_WORKTREE.
+ */
+int notes_merge_abort(struct notes_merge_options *o);
+
#endif