Code

Fix use of hardlinks in "make install"
[git.git] / revision.h
1 #ifndef REVISION_H
2 #define REVISION_H
4 #include "parse-options.h"
6 #define SEEN            (1u<<0)
7 #define UNINTERESTING   (1u<<1)
8 #define TREESAME        (1u<<2)
9 #define SHOWN           (1u<<3)
10 #define TMP_MARK        (1u<<4) /* for isolated cases; clean after use */
11 #define BOUNDARY        (1u<<5)
12 #define CHILD_SHOWN     (1u<<6)
13 #define ADDED           (1u<<7) /* Parents already parsed and added? */
14 #define SYMMETRIC_LEFT  (1u<<8)
15 #define ALL_REV_FLAGS   ((1u<<9)-1)
17 struct rev_info;
18 struct log_info;
20 struct rev_info {
21         /* Starting list */
22         struct commit_list *commits;
23         struct object_array pending;
25         /* Parents of shown commits */
26         struct object_array boundary_commits;
28         /* Basic information */
29         const char *prefix;
30         const char *def;
31         void *prune_data;
32         unsigned int early_output;
34         /* Traversal flags */
35         unsigned int    dense:1,
36                         prune:1,
37                         no_merges:1,
38                         no_walk:1,
39                         show_all:1,
40                         remove_empty_trees:1,
41                         simplify_history:1,
42                         lifo:1,
43                         topo_order:1,
44                         tag_objects:1,
45                         tree_objects:1,
46                         blob_objects:1,
47                         edge_hint:1,
48                         limited:1,
49                         unpacked:1, /* see also ignore_packed below */
50                         boundary:2,
51                         left_right:1,
52                         rewrite_parents:1,
53                         print_parents:1,
54                         reverse:1,
55                         cherry_pick:1,
56                         first_parent_only:1;
58         /* Diff flags */
59         unsigned int    diff:1,
60                         full_diff:1,
61                         show_root_diff:1,
62                         no_commit_id:1,
63                         verbose_header:1,
64                         ignore_merges:1,
65                         combine_merges:1,
66                         dense_combined_merges:1,
67                         always_show_header:1;
69         /* Format info */
70         unsigned int    shown_one:1,
71                         show_merge:1,
72                         abbrev_commit:1,
73                         use_terminator:1,
74                         missing_newline:1;
75         enum date_mode date_mode;
77         const char **ignore_packed; /* pretend objects in these are unpacked */
78         int num_ignore_packed;
80         unsigned int    abbrev;
81         enum cmit_fmt   commit_format;
82         struct log_info *loginfo;
83         int             nr, total;
84         const char      *mime_boundary;
85         char            *message_id;
86         const char      *ref_message_id;
87         const char      *add_signoff;
88         const char      *extra_headers;
89         const char      *log_reencode;
90         const char      *subject_prefix;
91         int             no_inline;
92         int             show_log_size;
94         /* Filter by commit log message */
95         struct grep_opt *grep_filter;
97         /* Display history graph */
98         struct git_graph *graph;
100         /* special limits */
101         int skip_count;
102         int max_count;
103         unsigned long max_age;
104         unsigned long min_age;
106         /* diff info for patches and for paths limiting */
107         struct diff_options diffopt;
108         struct diff_options pruning;
110         struct reflog_walk_info *reflog_info;
111         struct decoration children;
112 };
114 #define REV_TREE_SAME           0
115 #define REV_TREE_NEW            1
116 #define REV_TREE_DIFFERENT      2
118 /* revision.c */
119 void read_revisions_from_stdin(struct rev_info *revs);
121 typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
122 extern volatile show_early_output_fn_t show_early_output;
124 extern void init_revisions(struct rev_info *revs, const char *prefix);
125 extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
126 extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
127                                  const struct option *options,
128                                  const char * const usagestr[]);
129 extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
131 extern int prepare_revision_walk(struct rev_info *revs);
132 extern struct commit *get_revision(struct rev_info *revs);
134 extern void mark_parents_uninteresting(struct commit *commit);
135 extern void mark_tree_uninteresting(struct tree *tree);
137 struct name_path {
138         struct name_path *up;
139         int elem_len;
140         const char *elem;
141 };
143 extern void add_object(struct object *obj,
144                        struct object_array *p,
145                        struct name_path *path,
146                        const char *name);
148 extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
150 extern void add_head_to_pending(struct rev_info *);
152 enum commit_action {
153         commit_ignore,
154         commit_show,
155         commit_error
156 };
158 extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
160 #endif