builtin-mailinfo.c: check error status from rewind and ftruncate
[git/git.git] / revision.h
CommitLineData
ae563542
LT
1#ifndef REVISION_H
2#define REVISION_H
3
6b61ec05 4#include "parse-options.h"
0843acfd 5#include "grep.h"
6b61ec05 6
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7#define SEEN (1u<<0)
8#define UNINTERESTING (1u<<1)
7dc0fe3b 9#define TREESAME (1u<<2)
765ac8ec 10#define SHOWN (1u<<3)
7ae0b0cb 11#define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
384e99a4 12#define BOUNDARY (1u<<5)
2b064697 13#define CHILD_SHOWN (1u<<6)
1b65a5aa 14#define ADDED (1u<<7) /* Parents already parsed and added? */
577ed5c2 15#define SYMMETRIC_LEFT (1u<<8)
e358f3c3 16#define ALL_REV_FLAGS ((1u<<9)-1)
ae563542 17
33e7018c
LH
18#define DECORATE_SHORT_REFS 1
19#define DECORATE_FULL_REFS 2
20
8efdc326 21struct rev_info;
91539833 22struct log_info;
8efdc326 23
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24struct rev_info {
25 /* Starting list */
26 struct commit_list *commits;
1f1e895f 27 struct object_array pending;
ae563542 28
86ab4906
JH
29 /* Parents of shown commits */
30 struct object_array boundary_commits;
31
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32 /* Basic information */
33 const char *prefix;
02e54220 34 const char *def;
8efdc326 35 void *prune_data;
cdcefbc9
LT
36 unsigned int early_output;
37
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38 /* Traversal flags */
39 unsigned int dense:1,
53b2c823 40 prune:1,
765ac8ec 41 no_merges:1,
b8e8db28 42 merges_only:1,
ba1d4505 43 no_walk:1,
3131b713 44 show_all:1,
ae563542 45 remove_empty_trees:1,
9202434c 46 simplify_history:1,
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47 lifo:1,
48 topo_order:1,
6546b593 49 simplify_merges:1,
78892e32 50 simplify_by_decoration:1,
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51 tag_objects:1,
52 tree_objects:1,
53 blob_objects:1,
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54 edge_hint:1,
55 limited:1,
03a9683d 56 unpacked:1,
86ab4906 57 boundary:2,
74bd9029 58 left_right:1,
885cf808
AS
59 rewrite_parents:1,
60 print_parents:1,
0f3a290b 61 show_source:1,
d467a525 62 show_decorations:1,
0053e902 63 reverse:1,
498bcd31 64 reverse_output_stage:1,
d7a17cad 65 cherry_pick:1,
0053e902 66 first_parent_only:1;
ae563542 67
cd2bdc53
LT
68 /* Diff flags */
69 unsigned int diff:1,
70 full_diff:1,
71 show_root_diff:1,
72 no_commit_id:1,
73 verbose_header:1,
74 ignore_merges:1,
75 combine_merges:1,
76 dense_combined_merges:1,
77 always_show_header:1;
78
79 /* Format info */
91539833 80 unsigned int shown_one:1,
02e54220 81 show_merge:1,
4da45bef 82 abbrev_commit:1,
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AS
83 use_terminator:1,
84 missing_newline:1;
a7b02ccf 85 enum date_mode date_mode;
106d710b 86
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87 unsigned int abbrev;
88 enum cmit_fmt commit_format;
91539833 89 struct log_info *loginfo;
596524b3 90 int nr, total;
698ce6f8 91 const char *mime_boundary;
108dab28
SB
92 const char *patch_suffix;
93 int numbered_files;
e1a37346 94 char *message_id;
b079c50e 95 struct string_list *ref_message_ids;
cf2251b6 96 const char *add_signoff;
20ff0680 97 const char *extra_headers;
52883fbd 98 const char *log_reencode;
2d9e4a47 99 const char *subject_prefix;
c112f689 100 int no_inline;
9fa3465d 101 int show_log_size;
cd2bdc53 102
8ecae9b0 103 /* Filter by commit log message */
0843acfd 104 struct grep_opt grep_filter;
8ecae9b0 105
7fefda5c
AS
106 /* Display history graph */
107 struct git_graph *graph;
108
ae563542 109 /* special limits */
d5db6c9e 110 int skip_count;
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111 int max_count;
112 unsigned long max_age;
113 unsigned long min_age;
8efdc326 114
cd2bdc53 115 /* diff info for patches and for paths limiting */
c4e05b1a 116 struct diff_options diffopt;
cd2bdc53 117 struct diff_options pruning;
c4e05b1a 118
8860fd42 119 struct reflog_walk_info *reflog_info;
f35f5603 120 struct decoration children;
faf0156b 121 struct decoration merge_simplification;
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122};
123
8efdc326 124#define REV_TREE_SAME 0
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125#define REV_TREE_NEW 1 /* Only new files */
126#define REV_TREE_OLD 2 /* Only files removed */
127#define REV_TREE_DIFFERENT 3 /* Mixed changes */
8efdc326 128
ae563542 129/* revision.c */
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AB
130void read_revisions_from_stdin(struct rev_info *revs);
131
cdcefbc9 132typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
4dc1db0b 133extern volatile show_early_output_fn_t show_early_output;
8efdc326 134
db6296a5 135extern void init_revisions(struct rev_info *revs, const char *prefix);
a4a88b2b 136extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
6b61ec05
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137extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
138 const struct option *options,
139 const char * const usagestr[]);
5d6f0935
JH
140extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
141
cc0e6c5a 142extern int prepare_revision_walk(struct rev_info *revs);
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143extern struct commit *get_revision(struct rev_info *revs);
144
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145extern void mark_parents_uninteresting(struct commit *commit);
146extern void mark_tree_uninteresting(struct tree *tree);
147
148struct name_path {
149 struct name_path *up;
150 int elem_len;
151 const char *elem;
152};
153
cf2ab916 154char *path_name(const struct name_path *path, const char *name);
8d2dfc49 155
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LT
156extern void add_object(struct object *obj,
157 struct object_array *p,
158 struct name_path *path,
159 const char *name);
160
161extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
ae563542 162
3384a2df
JH
163extern void add_head_to_pending(struct rev_info *);
164
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165enum commit_action {
166 commit_ignore,
167 commit_show,
168 commit_error
169};
170
beb5af43 171extern enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit);
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LT
172extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
173
ae563542 174#endif