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1 | #ifndef REVISION_H | |
2 | #define REVISION_H | |
3 | ||
4 | #include "commit.h" | |
5 | #include "parse-options.h" | |
6 | #include "grep.h" | |
7 | #include "notes.h" | |
8 | #include "pretty.h" | |
9 | #include "diff.h" | |
10 | #include "commit-slab-decl.h" | |
11 | ||
12 | /* Remember to update object flag allocation in object.h */ | |
13 | #define SEEN (1u<<0) | |
14 | #define UNINTERESTING (1u<<1) | |
15 | #define TREESAME (1u<<2) | |
16 | #define SHOWN (1u<<3) | |
17 | #define TMP_MARK (1u<<4) /* for isolated cases; clean after use */ | |
18 | #define BOUNDARY (1u<<5) | |
19 | #define CHILD_SHOWN (1u<<6) | |
20 | #define ADDED (1u<<7) /* Parents already parsed and added? */ | |
21 | #define SYMMETRIC_LEFT (1u<<8) | |
22 | #define PATCHSAME (1u<<9) | |
23 | #define BOTTOM (1u<<10) | |
24 | #define USER_GIVEN (1u<<25) /* given directly by the user */ | |
25 | #define TRACK_LINEAR (1u<<26) | |
26 | #define ALL_REV_FLAGS (((1u<<11)-1) | USER_GIVEN | TRACK_LINEAR) | |
27 | ||
28 | #define DECORATE_SHORT_REFS 1 | |
29 | #define DECORATE_FULL_REFS 2 | |
30 | ||
31 | struct rev_info; | |
32 | struct log_info; | |
33 | struct string_list; | |
34 | struct saved_parents; | |
35 | define_shared_commit_slab(revision_sources, char *); | |
36 | ||
37 | struct rev_cmdline_info { | |
38 | unsigned int nr; | |
39 | unsigned int alloc; | |
40 | struct rev_cmdline_entry { | |
41 | struct object *item; | |
42 | const char *name; | |
43 | enum { | |
44 | REV_CMD_REF, | |
45 | REV_CMD_PARENTS_ONLY, | |
46 | REV_CMD_LEFT, | |
47 | REV_CMD_RIGHT, | |
48 | REV_CMD_MERGE_BASE, | |
49 | REV_CMD_REV | |
50 | } whence; | |
51 | unsigned flags; | |
52 | } *rev; | |
53 | }; | |
54 | ||
55 | #define REVISION_WALK_WALK 0 | |
56 | #define REVISION_WALK_NO_WALK_SORTED 1 | |
57 | #define REVISION_WALK_NO_WALK_UNSORTED 2 | |
58 | ||
59 | struct rev_info { | |
60 | /* Starting list */ | |
61 | struct commit_list *commits; | |
62 | struct object_array pending; | |
63 | ||
64 | /* Parents of shown commits */ | |
65 | struct object_array boundary_commits; | |
66 | ||
67 | /* The end-points specified by the end user */ | |
68 | struct rev_cmdline_info cmdline; | |
69 | ||
70 | /* excluding from --branches, --refs, etc. expansion */ | |
71 | struct string_list *ref_excludes; | |
72 | ||
73 | /* Basic information */ | |
74 | const char *prefix; | |
75 | const char *def; | |
76 | struct pathspec prune_data; | |
77 | ||
78 | /* | |
79 | * Whether the arguments parsed by setup_revisions() included any | |
80 | * "input" revisions that might still have yielded an empty pending | |
81 | * list (e.g., patterns like "--all" or "--glob"). | |
82 | */ | |
83 | int rev_input_given; | |
84 | ||
85 | /* | |
86 | * Whether we read from stdin due to the --stdin option. | |
87 | */ | |
88 | int read_from_stdin; | |
89 | ||
90 | /* topo-sort */ | |
91 | enum rev_sort_order sort_order; | |
92 | ||
93 | unsigned int early_output; | |
94 | ||
95 | unsigned int ignore_missing:1, | |
96 | ignore_missing_links:1; | |
97 | ||
98 | /* Traversal flags */ | |
99 | unsigned int dense:1, | |
100 | prune:1, | |
101 | no_walk:2, | |
102 | remove_empty_trees:1, | |
103 | simplify_history:1, | |
104 | topo_order:1, | |
105 | simplify_merges:1, | |
106 | simplify_by_decoration:1, | |
107 | single_worktree:1, | |
108 | tag_objects:1, | |
109 | tree_objects:1, | |
110 | blob_objects:1, | |
111 | verify_objects:1, | |
112 | edge_hint:1, | |
113 | edge_hint_aggressive:1, | |
114 | limited:1, | |
115 | unpacked:1, | |
116 | boundary:2, | |
117 | count:1, | |
118 | left_right:1, | |
119 | left_only:1, | |
120 | right_only:1, | |
121 | rewrite_parents:1, | |
122 | print_parents:1, | |
123 | show_decorations:1, | |
124 | reverse:1, | |
125 | reverse_output_stage:1, | |
126 | cherry_pick:1, | |
127 | cherry_mark:1, | |
128 | bisect:1, | |
129 | ancestry_path:1, | |
130 | first_parent_only:1, | |
131 | line_level_traverse:1, | |
132 | tree_blobs_in_commit_order:1, | |
133 | ||
134 | /* for internal use only */ | |
135 | exclude_promisor_objects:1; | |
136 | ||
137 | /* Diff flags */ | |
138 | unsigned int diff:1, | |
139 | full_diff:1, | |
140 | show_root_diff:1, | |
141 | no_commit_id:1, | |
142 | verbose_header:1, | |
143 | ignore_merges:1, | |
144 | combine_merges:1, | |
145 | dense_combined_merges:1, | |
146 | always_show_header:1; | |
147 | ||
148 | /* Format info */ | |
149 | unsigned int shown_one:1, | |
150 | shown_dashes:1, | |
151 | show_merge:1, | |
152 | show_notes:1, | |
153 | show_notes_given:1, | |
154 | show_signature:1, | |
155 | pretty_given:1, | |
156 | abbrev_commit:1, | |
157 | abbrev_commit_given:1, | |
158 | zero_commit:1, | |
159 | use_terminator:1, | |
160 | missing_newline:1, | |
161 | date_mode_explicit:1, | |
162 | preserve_subject:1; | |
163 | unsigned int disable_stdin:1; | |
164 | /* --show-linear-break */ | |
165 | unsigned int track_linear:1, | |
166 | track_first_time:1, | |
167 | linear:1; | |
168 | ||
169 | struct date_mode date_mode; | |
170 | int expand_tabs_in_log; /* unset if negative */ | |
171 | int expand_tabs_in_log_default; | |
172 | ||
173 | unsigned int abbrev; | |
174 | enum cmit_fmt commit_format; | |
175 | struct log_info *loginfo; | |
176 | int nr, total; | |
177 | const char *mime_boundary; | |
178 | const char *patch_suffix; | |
179 | int numbered_files; | |
180 | int reroll_count; | |
181 | char *message_id; | |
182 | struct ident_split from_ident; | |
183 | struct string_list *ref_message_ids; | |
184 | int add_signoff; | |
185 | const char *extra_headers; | |
186 | const char *log_reencode; | |
187 | const char *subject_prefix; | |
188 | int no_inline; | |
189 | int show_log_size; | |
190 | struct string_list *mailmap; | |
191 | ||
192 | /* Filter by commit log message */ | |
193 | struct grep_opt grep_filter; | |
194 | /* Negate the match of grep_filter */ | |
195 | int invert_grep; | |
196 | ||
197 | /* Display history graph */ | |
198 | struct git_graph *graph; | |
199 | ||
200 | /* special limits */ | |
201 | int skip_count; | |
202 | int max_count; | |
203 | timestamp_t max_age; | |
204 | timestamp_t min_age; | |
205 | int min_parents; | |
206 | int max_parents; | |
207 | int (*include_check)(struct commit *, void *); | |
208 | void *include_check_data; | |
209 | ||
210 | /* diff info for patches and for paths limiting */ | |
211 | struct diff_options diffopt; | |
212 | struct diff_options pruning; | |
213 | ||
214 | struct reflog_walk_info *reflog_info; | |
215 | struct decoration children; | |
216 | struct decoration merge_simplification; | |
217 | struct decoration treesame; | |
218 | ||
219 | /* notes-specific options: which refs to show */ | |
220 | struct display_notes_opt notes_opt; | |
221 | ||
222 | /* interdiff */ | |
223 | const struct object_id *idiff_oid1; | |
224 | const struct object_id *idiff_oid2; | |
225 | const char *idiff_title; | |
226 | ||
227 | /* range-diff */ | |
228 | const char *rdiff1; | |
229 | const char *rdiff2; | |
230 | int creation_factor; | |
231 | const char *rdiff_title; | |
232 | ||
233 | /* commit counts */ | |
234 | int count_left; | |
235 | int count_right; | |
236 | int count_same; | |
237 | ||
238 | /* line level range that we are chasing */ | |
239 | struct decoration line_log_data; | |
240 | ||
241 | /* copies of the parent lists, for --full-diff display */ | |
242 | struct saved_parents *saved_parents_slab; | |
243 | ||
244 | struct commit_list *previous_parents; | |
245 | const char *break_bar; | |
246 | ||
247 | struct revision_sources *sources; | |
248 | }; | |
249 | ||
250 | int ref_excluded(struct string_list *, const char *path); | |
251 | void clear_ref_exclusion(struct string_list **); | |
252 | void add_ref_exclusion(struct string_list **, const char *exclude); | |
253 | ||
254 | ||
255 | #define REV_TREE_SAME 0 | |
256 | #define REV_TREE_NEW 1 /* Only new files */ | |
257 | #define REV_TREE_OLD 2 /* Only files removed */ | |
258 | #define REV_TREE_DIFFERENT 3 /* Mixed changes */ | |
259 | ||
260 | /* revision.c */ | |
261 | typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *); | |
262 | extern volatile show_early_output_fn_t show_early_output; | |
263 | ||
264 | struct setup_revision_opt { | |
265 | const char *def; | |
266 | void (*tweak)(struct rev_info *, struct setup_revision_opt *); | |
267 | const char *submodule; | |
268 | int assume_dashdash; | |
269 | unsigned revarg_opt; | |
270 | }; | |
271 | ||
272 | void init_revisions(struct rev_info *revs, const char *prefix); | |
273 | int setup_revisions(int argc, const char **argv, struct rev_info *revs, | |
274 | struct setup_revision_opt *); | |
275 | void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx, | |
276 | const struct option *options, | |
277 | const char * const usagestr[]); | |
278 | #define REVARG_CANNOT_BE_FILENAME 01 | |
279 | #define REVARG_COMMITTISH 02 | |
280 | int handle_revision_arg(const char *arg, struct rev_info *revs, | |
281 | int flags, unsigned revarg_opt); | |
282 | ||
283 | void reset_revision_walk(void); | |
284 | int prepare_revision_walk(struct rev_info *revs); | |
285 | struct commit *get_revision(struct rev_info *revs); | |
286 | char *get_revision_mark(const struct rev_info *revs, | |
287 | const struct commit *commit); | |
288 | void put_revision_mark(const struct rev_info *revs, | |
289 | const struct commit *commit); | |
290 | ||
291 | void mark_parents_uninteresting(struct commit *commit); | |
292 | void mark_tree_uninteresting(struct tree *tree); | |
293 | ||
294 | void show_object_with_name(FILE *, struct object *, const char *); | |
295 | ||
296 | void add_pending_object(struct rev_info *revs, | |
297 | struct object *obj, const char *name); | |
298 | void add_pending_oid(struct rev_info *revs, | |
299 | const char *name, const struct object_id *oid, | |
300 | unsigned int flags); | |
301 | ||
302 | void add_head_to_pending(struct rev_info *); | |
303 | void add_reflogs_to_pending(struct rev_info *, unsigned int flags); | |
304 | void add_index_objects_to_pending(struct rev_info *, unsigned int flags); | |
305 | ||
306 | enum commit_action { | |
307 | commit_ignore, | |
308 | commit_show, | |
309 | commit_error | |
310 | }; | |
311 | ||
312 | enum commit_action get_commit_action(struct rev_info *revs, | |
313 | struct commit *commit); | |
314 | enum commit_action simplify_commit(struct rev_info *revs, | |
315 | struct commit *commit); | |
316 | ||
317 | enum rewrite_result { | |
318 | rewrite_one_ok, | |
319 | rewrite_one_noparents, | |
320 | rewrite_one_error | |
321 | }; | |
322 | ||
323 | typedef enum rewrite_result (*rewrite_parent_fn_t)(struct rev_info *revs, struct commit **pp); | |
324 | ||
325 | int rewrite_parents(struct rev_info *revs, | |
326 | struct commit *commit, | |
327 | rewrite_parent_fn_t rewrite_parent); | |
328 | ||
329 | /* | |
330 | * The log machinery saves the original parent list so that | |
331 | * get_saved_parents() can later tell what the real parents of the | |
332 | * commits are, when commit->parents has been modified by history | |
333 | * simpification. | |
334 | * | |
335 | * get_saved_parents() will transparently return commit->parents if | |
336 | * history simplification is off. | |
337 | */ | |
338 | struct commit_list *get_saved_parents(struct rev_info *revs, const struct commit *commit); | |
339 | ||
340 | #endif |