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