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Tip revision: fc4c4cd21c783b6dc387002c6e018d26f7405e9f authored by Junio C Hamano on 04 April 2006, 21:52:53 UTC
GIT 1.3.0-rc2
Tip revision: fc4c4cd
revision.h
#ifndef REVISION_H
#define REVISION_H

#define SEEN		(1u<<0)
#define UNINTERESTING   (1u<<1)
#define TREECHANGE	(1u<<2)
#define SHOWN		(1u<<3)
#define TMP_MARK	(1u<<4) /* for isolated cases; clean after use */
#define BOUNDARY	(1u<<5)

struct rev_info;

typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);

struct rev_info {
	/* Starting list */
	struct commit_list *commits;
	struct object_list *pending_objects;

	/* Basic information */
	const char *prefix;
	void *prune_data;
	prune_fn_t *prune_fn;

	/* Traversal flags */
	unsigned int	dense:1,
			no_merges:1,
			remove_empty_trees:1,
			lifo:1,
			topo_order:1,
			tag_objects:1,
			tree_objects:1,
			blob_objects:1,
			edge_hint:1,
			limited:1,
			unpacked:1,
			boundary:1,
			parents:1;

	/* special limits */
	int max_count;
	unsigned long max_age;
	unsigned long min_age;

	topo_sort_set_fn_t topo_setter;
	topo_sort_get_fn_t topo_getter;
};

#define REV_TREE_SAME		0
#define REV_TREE_NEW		1
#define REV_TREE_DIFFERENT	2

/* revision.c */
extern int rev_same_tree_as_empty(struct tree *t1);
extern int rev_compare_tree(struct tree *t1, struct tree *t2);

extern void init_revisions(struct rev_info *revs);
extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
extern void prepare_revision_walk(struct rev_info *revs);
extern struct commit *get_revision(struct rev_info *revs);

extern void mark_parents_uninteresting(struct commit *commit);
extern void mark_tree_uninteresting(struct tree *tree);

struct name_path {
	struct name_path *up;
	int elem_len;
	const char *elem;
};

extern struct object_list **add_object(struct object *obj,
				       struct object_list **p,
				       struct name_path *path,
				       const char *name);

#endif
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