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1 7d283eee 2017-11-29 stsp /*
2 0c60ce5a 2018-04-02 stsp * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
3 7d283eee 2017-11-29 stsp *
4 7d283eee 2017-11-29 stsp * Permission to use, copy, modify, and distribute this software for any
5 7d283eee 2017-11-29 stsp * purpose with or without fee is hereby granted, provided that the above
6 7d283eee 2017-11-29 stsp * copyright notice and this permission notice appear in all copies.
7 7d283eee 2017-11-29 stsp *
8 7d283eee 2017-11-29 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 7d283eee 2017-11-29 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 7d283eee 2017-11-29 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 7d283eee 2017-11-29 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 7d283eee 2017-11-29 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 7d283eee 2017-11-29 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 7d283eee 2017-11-29 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 7d283eee 2017-11-29 stsp */
16 7d283eee 2017-11-29 stsp
17 0c60ce5a 2018-04-02 stsp /*
18 0c60ce5a 2018-04-02 stsp * Compute the differences between two blobs and write unified diff text
19 0c60ce5a 2018-04-02 stsp * to the provided output FILE. Two const char * diff header labels may
20 0c60ce5a 2018-04-02 stsp * be provided which will be used to identify each blob in the diff output.
21 0c60ce5a 2018-04-02 stsp * If a label is NULL, use the blob's SHA1 checksum instead.
22 df2871d2 2018-10-18 stsp * The number of context lines to show in the diff must be specified as well.
23 0c60ce5a 2018-04-02 stsp */
24 ed9e98a8 2017-11-29 stsp const struct got_error *got_diff_blob(struct got_blob_object *,
25 df2871d2 2018-10-18 stsp struct got_blob_object *, const char *, const char *, int, FILE *);
26 0c60ce5a 2018-04-02 stsp
27 0c60ce5a 2018-04-02 stsp /*
28 0c60ce5a 2018-04-02 stsp * Compute the differences between two trees and write unified diff text
29 f6861a81 2018-09-13 stsp * to the provided output FILE. Two const char * diff header labels may
30 f6861a81 2018-09-13 stsp * be provided which will be used to identify each blob in the diff output.
31 f6861a81 2018-09-13 stsp * If a label is NULL, use the blob's SHA1 checksum instead.
32 df2871d2 2018-10-18 stsp * The number of context lines to show in the diff must be specified as well.
33 0c60ce5a 2018-04-02 stsp */
34 474b4f94 2017-11-30 stsp const struct got_error *got_diff_tree(struct got_tree_object *,
35 f6861a81 2018-09-13 stsp struct got_tree_object *, const char *label1, const char *label2,
36 df2871d2 2018-10-18 stsp int, struct got_repository *, FILE *);
37 11528a82 2018-05-19 stsp
38 11528a82 2018-05-19 stsp /*
39 f6861a81 2018-09-13 stsp * Diff two objects, assuming both objects are blobs. Two const char * diff
40 f6861a81 2018-09-13 stsp * header labels may be provided which will be used to identify each blob in
41 f6861a81 2018-09-13 stsp * the diff output. If a label is NULL, use the blob's SHA1 checksum instead.
42 df2871d2 2018-10-18 stsp * The number of context lines to show in the diff must be specified as well.
43 11528a82 2018-05-19 stsp * Write unified diff text to the provided output FILE.
44 11528a82 2018-05-19 stsp */
45 15a94983 2018-12-23 stsp const struct got_error *got_diff_objects_as_blobs(struct got_object_id *,
46 15a94983 2018-12-23 stsp struct got_object_id *, const char *, const char *, int,
47 df2871d2 2018-10-18 stsp struct got_repository *, FILE *);
48 11528a82 2018-05-19 stsp
49 11528a82 2018-05-19 stsp /*
50 f6861a81 2018-09-13 stsp * Diff two objects, assuming both objects are trees. Two const char * diff
51 f6861a81 2018-09-13 stsp * header labels may be provided which will be used to identify each blob in
52 f6861a81 2018-09-13 stsp * the trees. If a label is NULL, use the blob's SHA1 checksum instead.
53 df2871d2 2018-10-18 stsp * The number of context lines to show in diffs must be specified.
54 11528a82 2018-05-19 stsp * Write unified diff text to the provided output FILE.
55 11528a82 2018-05-19 stsp */
56 15a94983 2018-12-23 stsp const struct got_error *got_diff_objects_as_trees(struct got_object_id *,
57 15a94983 2018-12-23 stsp struct got_object_id *, char *, char *, int, struct got_repository *, FILE *);
58 11528a82 2018-05-19 stsp
59 11528a82 2018-05-19 stsp /*
60 11528a82 2018-05-19 stsp * Diff two objects, assuming both objects are commits.
61 df2871d2 2018-10-18 stsp * The number of context lines to show in diffs must be specified.
62 11528a82 2018-05-19 stsp * Write unified diff text to the provided output FILE.
63 11528a82 2018-05-19 stsp */
64 15a94983 2018-12-23 stsp const struct got_error *got_diff_objects_as_commits(struct got_object_id *,
65 15a94983 2018-12-23 stsp struct got_object_id *, int, struct got_repository *, FILE *);
66 4a8520aa 2018-10-18 stsp
67 4a8520aa 2018-10-18 stsp #define GOT_DIFF_MAX_CONTEXT 64