Update grep internal for grepping only in head/body
[git/git.git] / revision.h
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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? */
ae563542 12
8efdc326 13struct rev_info;
91539833 14struct log_info;
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15
16typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
17
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18struct rev_info {
19 /* Starting list */
20 struct commit_list *commits;
1f1e895f 21 struct object_array pending;
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22
23 /* Basic information */
24 const char *prefix;
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25 void *prune_data;
26 prune_fn_t *prune_fn;
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27
28 /* Traversal flags */
29 unsigned int dense:1,
765ac8ec 30 no_merges:1,
ba1d4505 31 no_walk:1,
ae563542 32 remove_empty_trees:1,
9202434c 33 simplify_history:1,
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34 lifo:1,
35 topo_order:1,
36 tag_objects:1,
37 tree_objects:1,
38 blob_objects:1,
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39 edge_hint:1,
40 limited:1,
106d710b 41 unpacked:1, /* see also ignore_packed below */
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42 boundary:1,
43 parents:1;
ae563542 44
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45 /* Diff flags */
46 unsigned int diff:1,
47 full_diff:1,
48 show_root_diff:1,
49 no_commit_id:1,
50 verbose_header:1,
51 ignore_merges:1,
52 combine_merges:1,
53 dense_combined_merges:1,
54 always_show_header:1;
55
56 /* Format info */
91539833 57 unsigned int shown_one:1,
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58 abbrev_commit:1,
59 relative_date:1;
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60
61 const char **ignore_packed; /* pretend objects in these are unpacked */
62 int num_ignore_packed;
63
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64 unsigned int abbrev;
65 enum cmit_fmt commit_format;
91539833 66 struct log_info *loginfo;
596524b3 67 int nr, total;
698ce6f8 68 const char *mime_boundary;
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69 const char *message_id;
70 const char *ref_message_id;
cf2251b6 71 const char *add_signoff;
20ff0680 72 const char *extra_headers;
cd2bdc53 73
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74 /* Filter by commit log message */
75 struct grep_opt *header_filter;
76 struct grep_opt *message_filter;
77
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78 /* special limits */
79 int max_count;
80 unsigned long max_age;
81 unsigned long min_age;
8efdc326 82
cd2bdc53 83 /* diff info for patches and for paths limiting */
c4e05b1a 84 struct diff_options diffopt;
cd2bdc53 85 struct diff_options pruning;
c4e05b1a 86
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87 topo_sort_set_fn_t topo_setter;
88 topo_sort_get_fn_t topo_getter;
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89};
90
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91#define REV_TREE_SAME 0
92#define REV_TREE_NEW 1
93#define REV_TREE_DIFFERENT 2
94
ae563542 95/* revision.c */
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96extern int rev_same_tree_as_empty(struct rev_info *, struct tree *t1);
97extern int rev_compare_tree(struct rev_info *, struct tree *t1, struct tree *t2);
8efdc326 98
db6296a5 99extern void init_revisions(struct rev_info *revs, const char *prefix);
a4a88b2b 100extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
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101extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
102
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103extern void prepare_revision_walk(struct rev_info *revs);
104extern struct commit *get_revision(struct rev_info *revs);
105
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106extern void mark_parents_uninteresting(struct commit *commit);
107extern void mark_tree_uninteresting(struct tree *tree);
108
109struct name_path {
110 struct name_path *up;
111 int elem_len;
112 const char *elem;
113};
114
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115extern void add_object(struct object *obj,
116 struct object_array *p,
117 struct name_path *path,
118 const char *name);
119
120extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
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121
122#endif