Merge branch 'jc/blame' (early part) into HEAD
[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)
7dc0fe3b 6#define TREESAME (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)
2b064697 10#define CHILD_SHOWN (1u<<6)
1b65a5aa 11#define ADDED (1u<<7) /* Parents already parsed and added? */
577ed5c2 12#define SYMMETRIC_LEFT (1u<<8)
23c17d4a 13#define TOPOSORT (1u<<9) /* In the active toposort list.. */
ae563542 14
8efdc326 15struct rev_info;
91539833 16struct log_info;
8efdc326 17
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18struct rev_info {
19 /* Starting list */
20 struct commit_list *commits;
1f1e895f 21 struct object_array pending;
ae563542 22
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23 /* Parents of shown commits */
24 struct object_array boundary_commits;
25
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26 /* Basic information */
27 const char *prefix;
8efdc326 28 void *prune_data;
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29 unsigned int early_output;
30
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31 /* Traversal flags */
32 unsigned int dense:1,
53b2c823 33 prune:1,
765ac8ec 34 no_merges:1,
ba1d4505 35 no_walk:1,
3131b713 36 show_all:1,
ae563542 37 remove_empty_trees:1,
9202434c 38 simplify_history:1,
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39 lifo:1,
40 topo_order:1,
41 tag_objects:1,
42 tree_objects:1,
43 blob_objects:1,
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44 edge_hint:1,
45 limited:1,
106d710b 46 unpacked:1, /* see also ignore_packed below */
86ab4906 47 boundary:2,
74bd9029 48 left_right:1,
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49 rewrite_parents:1,
50 print_parents:1,
0053e902 51 reverse:1,
d7a17cad 52 cherry_pick:1,
0053e902 53 first_parent_only:1;
ae563542 54
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55 /* Diff flags */
56 unsigned int diff:1,
57 full_diff:1,
58 show_root_diff:1,
59 no_commit_id:1,
60 verbose_header:1,
61 ignore_merges:1,
62 combine_merges:1,
63 dense_combined_merges:1,
64 always_show_header:1;
65
66 /* Format info */
91539833 67 unsigned int shown_one:1,
4da45bef 68 abbrev_commit:1,
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69 use_terminator:1,
70 missing_newline:1;
a7b02ccf 71 enum date_mode date_mode;
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72
73 const char **ignore_packed; /* pretend objects in these are unpacked */
74 int num_ignore_packed;
75
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76 unsigned int abbrev;
77 enum cmit_fmt commit_format;
91539833 78 struct log_info *loginfo;
596524b3 79 int nr, total;
698ce6f8 80 const char *mime_boundary;
e1a37346 81 char *message_id;
d1566f78 82 const char *ref_message_id;
cf2251b6 83 const char *add_signoff;
20ff0680 84 const char *extra_headers;
52883fbd 85 const char *log_reencode;
2d9e4a47 86 const char *subject_prefix;
c112f689 87 int no_inline;
9fa3465d 88 int show_log_size;
cd2bdc53 89
8ecae9b0 90 /* Filter by commit log message */
2d10c555 91 struct grep_opt *grep_filter;
8ecae9b0 92
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93 /* Display history graph */
94 struct git_graph *graph;
95
ae563542 96 /* special limits */
d5db6c9e 97 int skip_count;
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98 int max_count;
99 unsigned long max_age;
100 unsigned long min_age;
8efdc326 101
cd2bdc53 102 /* diff info for patches and for paths limiting */
c4e05b1a 103 struct diff_options diffopt;
cd2bdc53 104 struct diff_options pruning;
c4e05b1a 105
8860fd42 106 struct reflog_walk_info *reflog_info;
f35f5603 107 struct decoration children;
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108};
109
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110#define REV_TREE_SAME 0
111#define REV_TREE_NEW 1
112#define REV_TREE_DIFFERENT 2
113
ae563542 114/* revision.c */
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115typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
116volatile show_early_output_fn_t show_early_output;
8efdc326 117
db6296a5 118extern void init_revisions(struct rev_info *revs, const char *prefix);
a4a88b2b 119extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
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120extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
121
cc0e6c5a 122extern int prepare_revision_walk(struct rev_info *revs);
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123extern struct commit *get_revision(struct rev_info *revs);
124
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125extern void mark_parents_uninteresting(struct commit *commit);
126extern void mark_tree_uninteresting(struct tree *tree);
127
128struct name_path {
129 struct name_path *up;
130 int elem_len;
131 const char *elem;
132};
133
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134extern void add_object(struct object *obj,
135 struct object_array *p,
136 struct name_path *path,
137 const char *name);
138
139extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
ae563542 140
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141extern void add_head_to_pending(struct rev_info *);
142
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143enum commit_action {
144 commit_ignore,
145 commit_show,
146 commit_error
147};
148
149extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
150
ae563542 151#endif