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Linus Torvaldsae563542006-02-25 16:19:46 -08001#ifndef REVISION_H
2#define REVISION_H
3
4#define SEEN (1u<<0)
5#define UNINTERESTING (1u<<1)
Linus Torvaldsa4a88b22006-02-28 11:24:00 -08006#define TREECHANGE (1u<<2)
Linus Torvalds765ac8e2006-02-28 15:07:20 -08007#define SHOWN (1u<<3)
Junio C Hamano7ae0b0c2006-03-01 00:58:56 -08008#define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
Junio C Hamano384e99a2006-03-27 23:58:34 -08009#define BOUNDARY (1u<<5)
Junio C Hamano1b65a5a2006-04-16 18:12:49 -070010#define BOUNDARY_SHOW (1u<<6)
11#define ADDED (1u<<7) /* Parents already parsed and added? */
Junio C Hamano577ed5c2006-10-22 17:32:47 -070012#define SYMMETRIC_LEFT (1u<<8)
Linus Torvaldsae563542006-02-25 16:19:46 -080013
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010014struct rev_info;
Linus Torvalds91539832006-04-17 11:59:32 -070015struct log_info;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010016
17typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
18
Linus Torvaldsae563542006-02-25 16:19:46 -080019struct rev_info {
20 /* Starting list */
21 struct commit_list *commits;
Linus Torvalds1f1e8952006-06-19 17:42:35 -070022 struct object_array pending;
Linus Torvaldsae563542006-02-25 16:19:46 -080023
24 /* Basic information */
25 const char *prefix;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010026 void *prune_data;
27 prune_fn_t *prune_fn;
Linus Torvaldsae563542006-02-25 16:19:46 -080028
29 /* Traversal flags */
30 unsigned int dense:1,
Linus Torvalds765ac8e2006-02-28 15:07:20 -080031 no_merges:1,
Linus Torvaldsba1d4502006-04-15 12:09:56 -070032 no_walk:1,
Linus Torvaldsae563542006-02-25 16:19:46 -080033 remove_empty_trees:1,
Linus Torvalds92024342006-06-11 10:57:35 -070034 simplify_history:1,
Linus Torvaldsae563542006-02-25 16:19:46 -080035 lifo:1,
36 topo_order:1,
37 tag_objects:1,
38 tree_objects:1,
39 blob_objects:1,
Linus Torvaldsd9a83682006-02-27 08:54:36 -080040 edge_hint:1,
41 limited:1,
Junio C Hamano106d7102006-09-06 02:12:09 -070042 unpacked:1, /* see also ignore_packed below */
Linus Torvalds7b0c9962006-03-30 16:52:42 -080043 boundary:1,
Junio C Hamano74bd9022006-12-16 15:31:25 -080044 left_right:1,
Linus Torvalds7b0c9962006-03-30 16:52:42 -080045 parents:1;
Linus Torvaldsae563542006-02-25 16:19:46 -080046
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070047 /* Diff flags */
48 unsigned int diff:1,
49 full_diff:1,
50 show_root_diff:1,
51 no_commit_id:1,
52 verbose_header:1,
53 ignore_merges:1,
54 combine_merges:1,
55 dense_combined_merges:1,
56 always_show_header:1;
57
58 /* Format info */
Linus Torvalds91539832006-04-17 11:59:32 -070059 unsigned int shown_one:1,
Jonas Fonseca3dfb9272006-08-28 15:52:13 +020060 abbrev_commit:1,
61 relative_date:1;
Junio C Hamano106d7102006-09-06 02:12:09 -070062
63 const char **ignore_packed; /* pretend objects in these are unpacked */
64 int num_ignore_packed;
65
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070066 unsigned int abbrev;
67 enum cmit_fmt commit_format;
Linus Torvalds91539832006-04-17 11:59:32 -070068 struct log_info *loginfo;
Johannes Schindelin596524b2006-05-05 04:30:52 +020069 int nr, total;
Johannes Schindelin698ce6f2006-05-20 15:40:29 +020070 const char *mime_boundary;
Josh Triplettd1566f72006-07-14 17:48:51 -070071 const char *message_id;
72 const char *ref_message_id;
Junio C Hamanocf2251b2006-05-31 15:11:49 -070073 const char *add_signoff;
Johannes Schindelin20ff0682006-06-02 15:21:17 +020074 const char *extra_headers;
Junio C Hamano52883fb2006-12-25 11:48:35 -080075 const char *log_reencode;
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070076
Junio C Hamano8ecae9b2006-09-17 15:43:40 -070077 /* Filter by commit log message */
Junio C Hamano2d10c552006-09-20 13:21:56 -070078 struct grep_opt *grep_filter;
Junio C Hamano8ecae9b2006-09-17 15:43:40 -070079
Linus Torvaldsae563542006-02-25 16:19:46 -080080 /* special limits */
Junio C Hamanod5db6c92006-12-19 18:25:32 -080081 int skip_count;
Linus Torvaldsae563542006-02-25 16:19:46 -080082 int max_count;
83 unsigned long max_age;
84 unsigned long min_age;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010085
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070086 /* diff info for patches and for paths limiting */
Junio C Hamanoc4e05b12006-04-10 18:14:54 -070087 struct diff_options diffopt;
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070088 struct diff_options pruning;
Junio C Hamanoc4e05b12006-04-10 18:14:54 -070089
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010090 topo_sort_set_fn_t topo_setter;
91 topo_sort_get_fn_t topo_getter;
Johannes Schindelin8860fd42007-01-11 11:47:48 +010092
93 struct reflog_walk_info *reflog_info;
Linus Torvaldsae563542006-02-25 16:19:46 -080094};
95
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010096#define REV_TREE_SAME 0
97#define REV_TREE_NEW 1
98#define REV_TREE_DIFFERENT 2
99
Linus Torvaldsae563542006-02-25 16:19:46 -0800100/* revision.c */
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700101extern int rev_same_tree_as_empty(struct rev_info *, struct tree *t1);
102extern int rev_compare_tree(struct rev_info *, struct tree *t1, struct tree *t2);
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +0100103
Linus Torvaldsdb6296a2006-07-28 21:21:48 -0700104extern void init_revisions(struct rev_info *revs, const char *prefix);
Linus Torvaldsa4a88b22006-02-28 11:24:00 -0800105extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
Junio C Hamano5d6f0932006-09-05 21:28:36 -0700106extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
107
Linus Torvaldsa4a88b22006-02-28 11:24:00 -0800108extern void prepare_revision_walk(struct rev_info *revs);
109extern struct commit *get_revision(struct rev_info *revs);
110
Linus Torvaldsae563542006-02-25 16:19:46 -0800111extern void mark_parents_uninteresting(struct commit *commit);
112extern void mark_tree_uninteresting(struct tree *tree);
113
114struct name_path {
115 struct name_path *up;
116 int elem_len;
117 const char *elem;
118};
119
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700120extern void add_object(struct object *obj,
121 struct object_array *p,
122 struct name_path *path,
123 const char *name);
124
125extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
Linus Torvaldsae563542006-02-25 16:19:46 -0800126
127#endif