-#ifndef __COMMIT_REACH_H__
-#define __COMMIT_REACH_H__
+#ifndef COMMIT_REACH_H
+#define COMMIT_REACH_H
+#include "commit.h"
#include "commit-slab.h"
-struct commit;
struct commit_list;
-struct contains_cache;
struct ref_filter;
+struct object_id;
+struct object_array;
struct commit_list *get_merge_bases_many(struct commit *one,
int n,
int commit_contains(struct ref_filter *filter, struct commit *commit,
struct commit_list *list, struct contains_cache *cache);
-int reachable(struct commit *from, unsigned int with_flag,
- unsigned int assign_flag, time_t min_commit_date);
-
/*
* Determine if every commit in 'from' can reach at least one commit
* that is marked with 'with_flag'. As we traverse, use 'assign_flag'
* as a marker for commits that are already visited. Do not walk
- * commits with date below 'min_commit_date'.
+ * commits with date below 'min_commit_date' or generation below
+ * 'min_generation'.
*/
int can_all_from_reach_with_flag(struct object_array *from,
unsigned int with_flag,
unsigned int assign_flag,
- time_t min_commit_date);
+ time_t min_commit_date,
+ uint32_t min_generation);
int can_all_from_reach(struct commit_list *from, struct commit_list *to,
int commit_date_cutoff);
+
+/*
+ * Return a list of commits containing the commits in the 'to' array
+ * that are reachable from at least one commit in the 'from' array.
+ * Also add the given 'flag' to each of the commits in the returned list.
+ *
+ * This method uses the PARENT1 and PARENT2 flags during its operation,
+ * so be sure these flags are not set before calling the method.
+ */
+struct commit_list *get_reachable_subset(struct commit **from, int nr_from,
+ struct commit **to, int nr_to,
+ unsigned int reachable_flag);
+
#endif