| 1 | #ifndef UNPACK_TREES_H |
| 2 | #define UNPACK_TREES_H |
| 3 | |
| 4 | #define MAX_UNPACK_TREES 8 |
| 5 | |
| 6 | struct unpack_trees_options; |
| 7 | struct exclude_list; |
| 8 | |
| 9 | typedef int (*merge_fn_t)(struct cache_entry **src, |
| 10 | struct unpack_trees_options *options); |
| 11 | |
| 12 | enum unpack_trees_error_types { |
| 13 | ERROR_WOULD_OVERWRITE = 0, |
| 14 | ERROR_NOT_UPTODATE_FILE, |
| 15 | ERROR_NOT_UPTODATE_DIR, |
| 16 | ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN, |
| 17 | ERROR_WOULD_LOSE_UNTRACKED_REMOVED, |
| 18 | ERROR_BIND_OVERLAP, |
| 19 | ERROR_SPARSE_NOT_UPTODATE_FILE, |
| 20 | ERROR_WOULD_LOSE_ORPHANED_OVERWRITTEN, |
| 21 | ERROR_WOULD_LOSE_ORPHANED_REMOVED, |
| 22 | NB_UNPACK_TREES_ERROR_TYPES |
| 23 | }; |
| 24 | |
| 25 | /* |
| 26 | * Sets the list of user-friendly error messages to be used by the |
| 27 | * command "cmd" (either merge or checkout) |
| 28 | */ |
| 29 | void setup_unpack_trees_porcelain(struct unpack_trees_options *opts, |
| 30 | const char *cmd); |
| 31 | |
| 32 | struct rejected_paths_list { |
| 33 | char *path; |
| 34 | struct rejected_paths_list *next; |
| 35 | }; |
| 36 | |
| 37 | struct unpack_trees_options { |
| 38 | unsigned int reset, |
| 39 | merge, |
| 40 | update, |
| 41 | index_only, |
| 42 | nontrivial_merge, |
| 43 | trivial_merges_only, |
| 44 | verbose_update, |
| 45 | aggressive, |
| 46 | skip_unmerged, |
| 47 | initial_checkout, |
| 48 | diff_index_cached, |
| 49 | debug_unpack, |
| 50 | skip_sparse_checkout, |
| 51 | gently, |
| 52 | show_all_errors; |
| 53 | const char *prefix; |
| 54 | int cache_bottom; |
| 55 | struct dir_struct *dir; |
| 56 | merge_fn_t fn; |
| 57 | const char *msgs[NB_UNPACK_TREES_ERROR_TYPES]; |
| 58 | /* |
| 59 | * Store error messages in an array, each case |
| 60 | * corresponding to a error message type |
| 61 | */ |
| 62 | struct rejected_paths_list *unpack_rejects[NB_UNPACK_TREES_ERROR_TYPES]; |
| 63 | |
| 64 | int head_idx; |
| 65 | int merge_size; |
| 66 | |
| 67 | struct cache_entry *df_conflict_entry; |
| 68 | void *unpack_data; |
| 69 | |
| 70 | struct index_state *dst_index; |
| 71 | struct index_state *src_index; |
| 72 | struct index_state result; |
| 73 | |
| 74 | struct exclude_list *el; /* for internal use */ |
| 75 | }; |
| 76 | |
| 77 | extern int unpack_trees(unsigned n, struct tree_desc *t, |
| 78 | struct unpack_trees_options *options); |
| 79 | |
| 80 | int threeway_merge(struct cache_entry **stages, struct unpack_trees_options *o); |
| 81 | int twoway_merge(struct cache_entry **src, struct unpack_trees_options *o); |
| 82 | int bind_merge(struct cache_entry **src, struct unpack_trees_options *o); |
| 83 | int oneway_merge(struct cache_entry **src, struct unpack_trees_options *o); |
| 84 | |
| 85 | #endif |