GIT v1.5.0-rc2
[git/git.git] / revision.h
CommitLineData
ae563542
LT
1#ifndef REVISION_H
2#define REVISION_H
3
4#define SEEN (1u<<0)
5#define UNINTERESTING (1u<<1)
a4a88b2b 6#define TREECHANGE (1u<<2)
765ac8ec 7#define SHOWN (1u<<3)
7ae0b0cb 8#define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
384e99a4 9#define BOUNDARY (1u<<5)
1b65a5aa
JH
10#define BOUNDARY_SHOW (1u<<6)
11#define ADDED (1u<<7) /* Parents already parsed and added? */
577ed5c2 12#define SYMMETRIC_LEFT (1u<<8)
ae563542 13
8efdc326 14struct rev_info;
91539833 15struct log_info;
8efdc326
FK
16
17typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
18
ae563542
LT
19struct rev_info {
20 /* Starting list */
21 struct commit_list *commits;
1f1e895f 22 struct object_array pending;
ae563542
LT
23
24 /* Basic information */
25 const char *prefix;
8efdc326
FK
26 void *prune_data;
27 prune_fn_t *prune_fn;
ae563542
LT
28
29 /* Traversal flags */
30 unsigned int dense:1,
765ac8ec 31 no_merges:1,
ba1d4505 32 no_walk:1,
ae563542 33 remove_empty_trees:1,
9202434c 34 simplify_history:1,
ae563542
LT
35 lifo:1,
36 topo_order:1,
37 tag_objects:1,
38 tree_objects:1,
39 blob_objects:1,
d9a83684
LT
40 edge_hint:1,
41 limited:1,
106d710b 42 unpacked:1, /* see also ignore_packed below */
7b0c9966 43 boundary:1,
74bd9029 44 left_right:1,
7b0c9966 45 parents:1;
ae563542 46
cd2bdc53
LT
47 /* 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 */
91539833 59 unsigned int shown_one:1,
3dfb9278
JF
60 abbrev_commit:1,
61 relative_date:1;
106d710b
JH
62
63 const char **ignore_packed; /* pretend objects in these are unpacked */
64 int num_ignore_packed;
65
cd2bdc53
LT
66 unsigned int abbrev;
67 enum cmit_fmt commit_format;
91539833 68 struct log_info *loginfo;
596524b3 69 int nr, total;
698ce6f8 70 const char *mime_boundary;
d1566f78
JT
71 const char *message_id;
72 const char *ref_message_id;
cf2251b6 73 const char *add_signoff;
20ff0680 74 const char *extra_headers;
52883fbd 75 const char *log_reencode;
cd2bdc53 76
8ecae9b0 77 /* Filter by commit log message */
2d10c555 78 struct grep_opt *grep_filter;
8ecae9b0 79
ae563542 80 /* special limits */
d5db6c9e 81 int skip_count;
ae563542
LT
82 int max_count;
83 unsigned long max_age;
84 unsigned long min_age;
8efdc326 85
cd2bdc53 86 /* diff info for patches and for paths limiting */
c4e05b1a 87 struct diff_options diffopt;
cd2bdc53 88 struct diff_options pruning;
c4e05b1a 89
8efdc326
FK
90 topo_sort_set_fn_t topo_setter;
91 topo_sort_get_fn_t topo_getter;
8860fd42
JS
92
93 struct reflog_walk_info *reflog_info;
ae563542
LT
94};
95
8efdc326
FK
96#define REV_TREE_SAME 0
97#define REV_TREE_NEW 1
98#define REV_TREE_DIFFERENT 2
99
ae563542 100/* revision.c */
c4e05b1a
JH
101extern 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);
8efdc326 103
db6296a5 104extern void init_revisions(struct rev_info *revs, const char *prefix);
a4a88b2b 105extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
5d6f0935
JH
106extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
107
a4a88b2b
LT
108extern void prepare_revision_walk(struct rev_info *revs);
109extern struct commit *get_revision(struct rev_info *revs);
110
ae563542
LT
111extern 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
1f1e895f
LT
120extern 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);
ae563542
LT
126
127#endif