[thirdparty/git.git] / line-log.h

#ifndef LINE_LOG_H
#define LINE_LOG_H

#include "diffcore.h"

struct rev_info;
struct commit;

/* 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;
	char status;
	struct range_set ranges;
	int arg_alloc, arg_nr;
	const char **args;
	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_print(struct rev_info *rev, struct commit *commit);

#endif /* LINE_LOG_H */
Commit	Line	Data
12da1d1f TR	1	#ifndef LINE_LOG_H
	2	#define LINE_LOG_H
	3
	4	#include "diffcore.h"
	5
	6	struct rev_info;
	7	struct commit;
	8
	9	/* A range [start,end]. Lines are numbered starting at 0, and the
	10	* ranges include start but exclude end. */
	11	struct range {
	12	long start, end;
	13	};
	14
	15	/* A set of ranges. The ranges must always be disjoint and sorted. */
	16	struct range_set {
071bcaab	17	unsigned int alloc, nr;
12da1d1f TR	18	struct range *ranges;
	19	};
	20
	21	/* A diff, encoded as the set of pre- and post-image ranges where the
	22	* files differ. A pair of ranges corresponds to a hunk. */
	23	struct diff_ranges {
	24	struct range_set parent;
	25	struct range_set target;
	26	};
	27
55454427 DL	28	void range_set_init(struct range_set *, size_t prealloc);
55454427 DL	29	void range_set_release(struct range_set *);
c0babbe6	30	/* Range includes start; excludes end */
55454427	31	void range_set_append_unsafe(struct range_set *, long start, long end);
c0babbe6	32	/* New range must begin at or after end of last added range */
55454427	33	void range_set_append(struct range_set *, long start, long end);
c0babbe6 ES	34	/*
	35	* In-place pass of sorting and merging the ranges in the range set,
	36	* to sort and make the ranges disjoint.
	37	*/
55454427	38	void sort_and_merge_range_set(struct range_set *);
c0babbe6	39
12da1d1f	40	/* Linked list of interesting files and their associated ranges. The
31c61918 TR	41	* list must be kept sorted by path.
	42	*
	43	* For simplicity, even though this is highly redundant, each
	44	* line_log_data owns its 'path'.
	45	*/
12da1d1f TR	46	struct line_log_data {
12da1d1f TR	47	struct line_log_data *next;
31c61918	48	char *path;
12da1d1f TR	49	char status;
	50	struct range_set ranges;
	51	int arg_alloc, arg_nr;
	52	const char **args;
	53	struct diff_filepair *pair;
	54	struct diff_ranges diff;
	55	};
	56
55454427	57	void line_log_init(struct rev_info rev, const char prefix, struct string_list *args);
12da1d1f	58
55454427	59	int line_log_filter(struct rev_info *rev);
12da1d1f	60
55454427	61	int line_log_print(struct rev_info rev, struct commit commit);
12da1d1f TR	62
12da1d1f TR	63	#endif /* LINE_LOG_H */