Merge branch 'maint'
[git/git.git] / revision.h
CommitLineData
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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)
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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;
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16
17typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
18
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19struct rev_info {
20 /* Starting list */
21 struct commit_list *commits;
1f1e895f 22 struct object_array pending;
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23
24 /* Basic information */
25 const char *prefix;
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26 void *prune_data;
27 prune_fn_t *prune_fn;
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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,
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35 lifo:1,
36 topo_order:1,
37 tag_objects:1,
38 tree_objects:1,
39 blob_objects:1,
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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,
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45 parents:1,
46 reverse:2;
ae563542 47
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48 /* Diff flags */
49 unsigned int diff:1,
50 full_diff:1,
51 show_root_diff:1,
52 no_commit_id:1,
53 verbose_header:1,
54 ignore_merges:1,
55 combine_merges:1,
56 dense_combined_merges:1,
57 always_show_header:1;
58
59 /* Format info */
91539833 60 unsigned int shown_one:1,
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61 abbrev_commit:1,
62 relative_date:1;
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63
64 const char **ignore_packed; /* pretend objects in these are unpacked */
65 int num_ignore_packed;
66
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67 unsigned int abbrev;
68 enum cmit_fmt commit_format;
91539833 69 struct log_info *loginfo;
596524b3 70 int nr, total;
698ce6f8 71 const char *mime_boundary;
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72 const char *message_id;
73 const char *ref_message_id;
cf2251b6 74 const char *add_signoff;
20ff0680 75 const char *extra_headers;
52883fbd 76 const char *log_reencode;
cd2bdc53 77
8ecae9b0 78 /* Filter by commit log message */
2d10c555 79 struct grep_opt *grep_filter;
8ecae9b0 80
ae563542 81 /* special limits */
d5db6c9e 82 int skip_count;
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83 int max_count;
84 unsigned long max_age;
85 unsigned long min_age;
8efdc326 86
cd2bdc53 87 /* diff info for patches and for paths limiting */
c4e05b1a 88 struct diff_options diffopt;
cd2bdc53 89 struct diff_options pruning;
c4e05b1a 90
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91 topo_sort_set_fn_t topo_setter;
92 topo_sort_get_fn_t topo_getter;
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93
94 struct reflog_walk_info *reflog_info;
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95};
96
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97#define REV_TREE_SAME 0
98#define REV_TREE_NEW 1
99#define REV_TREE_DIFFERENT 2
100
ae563542 101/* revision.c */
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102extern int rev_same_tree_as_empty(struct rev_info *, struct tree *t1);
103extern int rev_compare_tree(struct rev_info *, struct tree *t1, struct tree *t2);
8efdc326 104
db6296a5 105extern void init_revisions(struct rev_info *revs, const char *prefix);
a4a88b2b 106extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
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107extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
108
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109extern void prepare_revision_walk(struct rev_info *revs);
110extern struct commit *get_revision(struct rev_info *revs);
111
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112extern void mark_parents_uninteresting(struct commit *commit);
113extern void mark_tree_uninteresting(struct tree *tree);
114
115struct name_path {
116 struct name_path *up;
117 int elem_len;
118 const char *elem;
119};
120
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121extern void add_object(struct object *obj,
122 struct object_array *p,
123 struct name_path *path,
124 const char *name);
125
126extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
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127
128#endif