| #ifndef LINE_LOG_H |
| #define LINE_LOG_H |
| |
| #include "diffcore.h" |
| |
| struct rev_info; |
| struct commit; |
| struct string_list; |
| |
| /* A range [start,end]. Lines are numbered starting at 0, and the |
| * ranges include start but exclude end. */ |
| struct range { |
| long start, end; |
| }; |
| |
| /* A set of ranges. The ranges must always be disjoint and sorted. */ |
| struct range_set { |
| unsigned int alloc, nr; |
| struct range *ranges; |
| }; |
| |
| /* A diff, encoded as the set of pre- and post-image ranges where the |
| * files differ. A pair of ranges corresponds to a hunk. */ |
| struct diff_ranges { |
| struct range_set parent; |
| struct range_set target; |
| }; |
| |
| void range_set_init(struct range_set *, size_t prealloc); |
| void range_set_release(struct range_set *); |
| /* Range includes start; excludes end */ |
| void range_set_append_unsafe(struct range_set *, long start, long end); |
| /* New range must begin at or after end of last added range */ |
| void range_set_append(struct range_set *, long start, long end); |
| /* |
| * In-place pass of sorting and merging the ranges in the range set, |
| * to sort and make the ranges disjoint. |
| */ |
| void sort_and_merge_range_set(struct range_set *); |
| |
| /* Linked list of interesting files and their associated ranges. The |
| * list must be kept sorted by path. |
| * |
| * For simplicity, even though this is highly redundant, each |
| * line_log_data owns its 'path'. |
| */ |
| struct line_log_data { |
| struct line_log_data *next; |
| char *path; |
| struct range_set ranges; |
| struct diff_filepair *pair; |
| struct diff_ranges diff; |
| }; |
| |
| void line_log_init(struct rev_info *rev, const char *prefix, struct string_list *args); |
| |
| int line_log_filter(struct rev_info *rev); |
| int line_log_process_ranges_arbitrary_commit(struct rev_info *rev, |
| struct commit *commit); |
| |
| int line_log_print(struct rev_info *rev, struct commit *commit); |
| |
| #endif /* LINE_LOG_H */ |