summaryrefslogtreecommitdiff
path: root/revision.h
blob: f0b8ea7bfa205dc776a6f8e20a2032142db35f9f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
#ifndef REVISION_H
#define REVISION_H

#include "parse-options.h"
#include "grep.h"

#define SEEN		(1u<<0)
#define UNINTERESTING   (1u<<1)
#define TREESAME	(1u<<2)
#define SHOWN		(1u<<3)
#define TMP_MARK	(1u<<4) /* for isolated cases; clean after use */
#define BOUNDARY	(1u<<5)
#define CHILD_SHOWN	(1u<<6)
#define ADDED		(1u<<7)	/* Parents already parsed and added? */
#define SYMMETRIC_LEFT	(1u<<8)
#define ALL_REV_FLAGS	((1u<<9)-1)

struct rev_info;
struct log_info;

struct rev_info {
	/* Starting list */
	struct commit_list *commits;
	struct object_array pending;

	/* Parents of shown commits */
	struct object_array boundary_commits;

	/* Basic information */
	const char *prefix;
	const char *def;
	void *prune_data;
	unsigned int early_output;

	/* Traversal flags */
	unsigned int	dense:1,
			prune:1,
			no_merges:1,
			merges_only:1,
			no_walk:1,
			show_all:1,
			remove_empty_trees:1,
			simplify_history:1,
			lifo:1,
			topo_order:1,
			simplify_merges:1,
			simplify_by_decoration:1,
			tag_objects:1,
			tree_objects:1,
			blob_objects:1,
			edge_hint:1,
			limited:1,
			unpacked:1,
			boundary:2,
			left_right:1,
			rewrite_parents:1,
			print_parents:1,
			show_source:1,
			show_decorations:1,
			reverse:1,
			reverse_output_stage:1,
			cherry_pick:1,
			first_parent_only:1;

	/* Diff flags */
	unsigned int	diff:1,
			full_diff:1,
			show_root_diff:1,
			no_commit_id:1,
			verbose_header:1,
			ignore_merges:1,
			combine_merges:1,
			dense_combined_merges:1,
			always_show_header:1;

	/* Format info */
	unsigned int	shown_one:1,
			show_merge:1,
			abbrev_commit:1,
			use_terminator:1,
			missing_newline:1;
	enum date_mode date_mode;

	unsigned int	abbrev;
	enum cmit_fmt	commit_format;
	struct log_info *loginfo;
	int		nr, total;
	const char	*mime_boundary;
	const char	*patch_suffix;
	int		numbered_files;
	char		*message_id;
	struct string_list *ref_message_ids;
	const char	*add_signoff;
	const char	*extra_headers;
	const char	*log_reencode;
	const char	*subject_prefix;
	int		no_inline;
	int		show_log_size;

	/* Filter by commit log message */
	struct grep_opt	grep_filter;

	/* Display history graph */
	struct git_graph *graph;

	/* special limits */
	int skip_count;
	int max_count;
	unsigned long max_age;
	unsigned long min_age;

	/* diff info for patches and for paths limiting */
	struct diff_options diffopt;
	struct diff_options pruning;

	struct reflog_walk_info *reflog_info;
	struct decoration children;
	struct decoration merge_simplification;
};

#define REV_TREE_SAME		0
#define REV_TREE_NEW		1	/* Only new files */
#define REV_TREE_OLD		2	/* Only files removed */
#define REV_TREE_DIFFERENT	3	/* Mixed changes */

/* revision.c */
void read_revisions_from_stdin(struct rev_info *revs);

typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
extern volatile show_early_output_fn_t show_early_output;

extern void init_revisions(struct rev_info *revs, const char *prefix);
extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
				 const struct option *options,
				 const char * const usagestr[]);
extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);

extern int prepare_revision_walk(struct rev_info *revs);
extern struct commit *get_revision(struct rev_info *revs);

extern void mark_parents_uninteresting(struct commit *commit);
extern void mark_tree_uninteresting(struct tree *tree);

struct name_path {
	struct name_path *up;
	int elem_len;
	const char *elem;
};

char *path_name(const struct name_path *path, const char *name);

extern void add_object(struct object *obj,
		       struct object_array *p,
		       struct name_path *path,
		       const char *name);

extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);

extern void add_head_to_pending(struct rev_info *);

enum commit_action {
	commit_ignore,
	commit_show,
	commit_error
};

extern enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit);
extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);

#endif