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1#ifndef USERDIFF_H
2#define USERDIFF_H
3
4#include "notes-cache.h"
5
6struct index_state;
7struct repository;
8
9struct userdiff_funcname {
10 const char *pattern;
11 char *pattern_owned;
12 int cflags;
13};
14
15struct external_diff {
16 char *cmd;
17 unsigned trust_exit_code:1;
18};
19
20struct userdiff_driver {
21 const char *name;
22 struct external_diff external;
23 const char *algorithm;
24 char *algorithm_owned;
25 int binary;
26 struct userdiff_funcname funcname;
27 const char *word_regex;
28 char *word_regex_owned;
29 const char *word_regex_multi_byte;
30 const char *textconv;
31 char *textconv_owned;
32 struct notes_cache *textconv_cache;
33 int textconv_want_cache;
34};
35enum userdiff_driver_type {
36 USERDIFF_DRIVER_TYPE_BUILTIN = 1<<0,
37 USERDIFF_DRIVER_TYPE_CUSTOM = 1<<1,
38};
39typedef int (*each_userdiff_driver_fn)(struct userdiff_driver *,
40 enum userdiff_driver_type, void *);
41
42int userdiff_config(const char *k, const char *v);
43struct userdiff_driver *userdiff_find_by_name(const char *name);
44struct userdiff_driver *userdiff_find_by_path(struct index_state *istate,
45 const char *path);
46
47/*
48 * Initialize any textconv-related fields in the driver and return it, or NULL
49 * if it does not have textconv enabled at all.
50 */
51struct userdiff_driver *userdiff_get_textconv(struct repository *r,
52 struct userdiff_driver *driver);
53
54/*
55 * Iterate over all userdiff drivers. The userdiff_driver_type
56 * argument to each_userdiff_driver_fn indicates their type. Return
57 * non-zero to exit early from the loop.
58 */
59int for_each_userdiff_driver(each_userdiff_driver_fn, void *);
60
61#endif /* USERDIFF */