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#ifndef REPLAY_H
#define REPLAY_H
#include "hash.h"
struct repository;
struct rev_info;
/*
* A set of options that can be passed to `replay_revisions()`.
*/
struct replay_revisions_options {
/*
* Starting point at which to create the new commits; must be a branch
* name. The branch will be updated to point to the rewritten commits.
* This option is mutually exclusive with `onto`.
*/
const char *advance;
/*
* Starting point at which to create the new commits; must be a
* committish. References pointing at decendants of `onto` will be
* updated to point to the new commits.
*/
const char *onto;
/*
* Update branches that point at commits in the given revision range.
* Requires `onto` to be set.
*/
int contained;
};
/* This struct is used as an out-parameter by `replay_revisions()`. */
struct replay_result {
/*
* The set of reference updates that are caused by replaying the
* commits.
*/
struct replay_ref_update {
char *refname;
struct object_id old_oid;
struct object_id new_oid;
} *updates;
size_t updates_nr, updates_alloc;
};
void replay_result_release(struct replay_result *result);
/*
* Replay a set of commits onto a new location. Leaves both the working tree,
* index and references untouched. Reference updates caused by the replay will
* be recorded in the `updates` out pointer.
*
* Returns 0 on success, 1 on conflict and a negative error code otherwise.
*/
int replay_revisions(struct rev_info *revs,
struct replay_revisions_options *opts,
struct replay_result *out);
#endif
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