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Linus Torvaldsae563542006-02-25 16:19:46 -08001#ifndef REVISION_H
2#define REVISION_H
3
Pierre Habouzit6b61ec02008-07-09 23:38:34 +02004#include "parse-options.h"
Jeff King0843acf2008-08-25 02:15:05 -04005#include "grep.h"
Pierre Habouzit6b61ec02008-07-09 23:38:34 +02006
Linus Torvaldsae563542006-02-25 16:19:46 -08007#define SEEN (1u<<0)
8#define UNINTERESTING (1u<<1)
Linus Torvalds7dc0fe32007-11-12 23:16:08 -08009#define TREESAME (1u<<2)
Linus Torvalds765ac8e2006-02-28 15:07:20 -080010#define SHOWN (1u<<3)
Junio C Hamano7ae0b0c2006-03-01 00:58:56 -080011#define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
Junio C Hamano384e99a2006-03-27 23:58:34 -080012#define BOUNDARY (1u<<5)
Junio C Hamano2b064692007-03-05 16:10:28 -080013#define CHILD_SHOWN (1u<<6)
Junio C Hamano1b65a5a2006-04-16 18:12:49 -070014#define ADDED (1u<<7) /* Parents already parsed and added? */
Junio C Hamano577ed5c2006-10-22 17:32:47 -070015#define SYMMETRIC_LEFT (1u<<8)
Johannes Schindeline358f3c2008-07-23 01:51:36 +010016#define ALL_REV_FLAGS ((1u<<9)-1)
Linus Torvaldsae563542006-02-25 16:19:46 -080017
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010018struct rev_info;
Linus Torvalds91539832006-04-17 11:59:32 -070019struct log_info;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010020
Linus Torvaldsae563542006-02-25 16:19:46 -080021struct rev_info {
22 /* Starting list */
23 struct commit_list *commits;
Linus Torvalds1f1e8952006-06-19 17:42:35 -070024 struct object_array pending;
Linus Torvaldsae563542006-02-25 16:19:46 -080025
Junio C Hamano86ab4902007-03-05 13:10:06 -080026 /* Parents of shown commits */
27 struct object_array boundary_commits;
28
Linus Torvaldsae563542006-02-25 16:19:46 -080029 /* Basic information */
30 const char *prefix;
Pierre Habouzit02e54222008-07-08 15:19:33 +020031 const char *def;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +010032 void *prune_data;
Linus Torvaldscdcefbc2007-11-03 11:11:10 -070033 unsigned int early_output;
34
Linus Torvaldsae563542006-02-25 16:19:46 -080035 /* Traversal flags */
36 unsigned int dense:1,
Linus Torvalds53b2c822007-11-05 13:22:34 -080037 prune:1,
Linus Torvalds765ac8e2006-02-28 15:07:20 -080038 no_merges:1,
Linus Torvaldsba1d4502006-04-15 12:09:56 -070039 no_walk:1,
Linus Torvalds3131b712008-02-09 14:02:07 -080040 show_all:1,
Linus Torvaldsae563542006-02-25 16:19:46 -080041 remove_empty_trees:1,
Linus Torvalds92024342006-06-11 10:57:35 -070042 simplify_history:1,
Linus Torvaldsae563542006-02-25 16:19:46 -080043 lifo:1,
44 topo_order:1,
45 tag_objects:1,
46 tree_objects:1,
47 blob_objects:1,
Linus Torvaldsd9a83682006-02-27 08:54:36 -080048 edge_hint:1,
49 limited:1,
Junio C Hamano106d7102006-09-06 02:12:09 -070050 unpacked:1, /* see also ignore_packed below */
Junio C Hamano86ab4902007-03-05 13:10:06 -080051 boundary:2,
Junio C Hamano74bd9022006-12-16 15:31:25 -080052 left_right:1,
Adam Simpkins885cf802008-05-04 03:36:52 -070053 rewrite_parents:1,
54 print_parents:1,
Junio C Hamano0053e902007-03-13 01:57:22 -070055 reverse:1,
Junio C Hamanod7a17ca2007-04-09 03:40:38 -070056 cherry_pick:1,
Junio C Hamano0053e902007-03-13 01:57:22 -070057 first_parent_only:1;
Linus Torvaldsae563542006-02-25 16:19:46 -080058
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070059 /* Diff flags */
60 unsigned int diff:1,
61 full_diff:1,
62 show_root_diff:1,
63 no_commit_id:1,
64 verbose_header:1,
65 ignore_merges:1,
66 combine_merges:1,
67 dense_combined_merges:1,
68 always_show_header:1;
69
70 /* Format info */
Linus Torvalds91539832006-04-17 11:59:32 -070071 unsigned int shown_one:1,
Pierre Habouzit02e54222008-07-08 15:19:33 +020072 show_merge:1,
Junio C Hamano4da45be2008-04-07 17:11:34 -070073 abbrev_commit:1,
Adam Simpkins7fefda52008-05-04 03:36:54 -070074 use_terminator:1,
75 missing_newline:1;
Junio C Hamanoa7b02cc2007-04-24 23:36:22 -070076 enum date_mode date_mode;
Junio C Hamano106d7102006-09-06 02:12:09 -070077
78 const char **ignore_packed; /* pretend objects in these are unpacked */
79 int num_ignore_packed;
80
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070081 unsigned int abbrev;
82 enum cmit_fmt commit_format;
Linus Torvalds91539832006-04-17 11:59:32 -070083 struct log_info *loginfo;
Johannes Schindelin596524b2006-05-05 04:30:52 +020084 int nr, total;
Johannes Schindelin698ce6f2006-05-20 15:40:29 +020085 const char *mime_boundary;
Daniel Barkalowe1a37342008-02-18 22:56:06 -050086 char *message_id;
Josh Triplettd1566f72006-07-14 17:48:51 -070087 const char *ref_message_id;
Junio C Hamanocf2251b2006-05-31 15:11:49 -070088 const char *add_signoff;
Johannes Schindelin20ff0682006-06-02 15:21:17 +020089 const char *extra_headers;
Junio C Hamano52883fb2006-12-25 11:48:35 -080090 const char *log_reencode;
Robin H. Johnson2d9e4a42007-04-11 16:58:07 -070091 const char *subject_prefix;
Johannes Schindelinc112f682007-03-04 00:12:06 +010092 int no_inline;
Marco Costalba9fa34652007-07-20 20:15:13 +020093 int show_log_size;
Linus Torvaldscd2bdc52006-04-14 16:52:13 -070094
Junio C Hamano8ecae9b2006-09-17 15:43:40 -070095 /* Filter by commit log message */
Jeff King0843acf2008-08-25 02:15:05 -040096 struct grep_opt grep_filter;
Junio C Hamano8ecae9b2006-09-17 15:43:40 -070097
Adam Simpkins7fefda52008-05-04 03:36:54 -070098 /* Display history graph */
99 struct git_graph *graph;
100
Linus Torvaldsae563542006-02-25 16:19:46 -0800101 /* special limits */
Junio C Hamanod5db6c92006-12-19 18:25:32 -0800102 int skip_count;
Linus Torvaldsae563542006-02-25 16:19:46 -0800103 int max_count;
104 unsigned long max_age;
105 unsigned long min_age;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +0100106
Linus Torvaldscd2bdc52006-04-14 16:52:13 -0700107 /* diff info for patches and for paths limiting */
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700108 struct diff_options diffopt;
Linus Torvaldscd2bdc52006-04-14 16:52:13 -0700109 struct diff_options pruning;
Junio C Hamanoc4e05b12006-04-10 18:14:54 -0700110
Johannes Schindelin8860fd42007-01-11 11:47:48 +0100111 struct reflog_walk_info *reflog_info;
Junio C Hamanof35f5602008-04-03 02:12:06 -0700112 struct decoration children;
Linus Torvaldsae563542006-02-25 16:19:46 -0800113};
114
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +0100115#define REV_TREE_SAME 0
116#define REV_TREE_NEW 1
117#define REV_TREE_DIFFERENT 2
118
Linus Torvaldsae563542006-02-25 16:19:46 -0800119/* revision.c */
Adam Brewster1fc561d2008-07-05 17:26:39 -0400120void read_revisions_from_stdin(struct rev_info *revs);
121
Linus Torvaldscdcefbc2007-11-03 11:11:10 -0700122typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
Brandon Casey4dc1db02008-08-20 19:34:30 -0500123extern volatile show_early_output_fn_t show_early_output;
Fredrik Kuivinen8efdc322006-03-10 10:21:39 +0100124
Linus Torvaldsdb6296a2006-07-28 21:21:48 -0700125extern void init_revisions(struct rev_info *revs, const char *prefix);
Linus Torvaldsa4a88b22006-02-28 11:24:00 -0800126extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
Pierre Habouzit6b61ec02008-07-09 23:38:34 +0200127extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
128 const struct option *options,
129 const char * const usagestr[]);
Junio C Hamano5d6f0932006-09-05 21:28:36 -0700130extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
131
Alex Riesencc0e6c52007-05-04 23:54:57 +0200132extern int prepare_revision_walk(struct rev_info *revs);
Linus Torvaldsa4a88b22006-02-28 11:24:00 -0800133extern struct commit *get_revision(struct rev_info *revs);
134
Linus Torvaldsae563542006-02-25 16:19:46 -0800135extern void mark_parents_uninteresting(struct commit *commit);
136extern void mark_tree_uninteresting(struct tree *tree);
137
138struct name_path {
139 struct name_path *up;
140 int elem_len;
141 const char *elem;
142};
143
Linus Torvalds1f1e8952006-06-19 17:42:35 -0700144extern void add_object(struct object *obj,
145 struct object_array *p,
146 struct name_path *path,
147 const char *name);
148
149extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
Linus Torvaldsae563542006-02-25 16:19:46 -0800150
Junio C Hamano3384a2d2007-12-11 10:09:04 -0800151extern void add_head_to_pending(struct rev_info *);
152
Linus Torvalds252a7c02007-11-04 12:12:05 -0800153enum commit_action {
154 commit_ignore,
155 commit_show,
156 commit_error
157};
158
159extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
160
Linus Torvaldsae563542006-02-25 16:19:46 -0800161#endif