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 0c60ce5a 2018-04-02 stsp  */
23 ed9e98a8 2017-11-29 stsp const struct got_error *got_diff_blob(struct got_blob_object *,
24 62136d3a 2017-11-29 stsp     struct got_blob_object *, const char *, const char *, FILE *);
25 0c60ce5a 2018-04-02 stsp 
26 0c60ce5a 2018-04-02 stsp /*
27 0c60ce5a 2018-04-02 stsp  * Compute the differences between two trees and write unified diff text
28 f6861a81 2018-09-13 stsp  * to the provided output FILE. Two const char * diff header labels may
29 f6861a81 2018-09-13 stsp  * be provided which will be used to identify each blob in the diff output.
30 f6861a81 2018-09-13 stsp  * If a label is NULL, use the blob's SHA1 checksum instead.
31 0c60ce5a 2018-04-02 stsp  */
32 474b4f94 2017-11-30 stsp const struct got_error *got_diff_tree(struct got_tree_object *,
33 f6861a81 2018-09-13 stsp     struct got_tree_object *, const char *label1, const char *label2,
34 f6861a81 2018-09-13 stsp     struct got_repository *, FILE *);
35 11528a82 2018-05-19 stsp 
36 11528a82 2018-05-19 stsp /*
37 f6861a81 2018-09-13 stsp  * Diff two objects, assuming both objects are blobs. Two const char * diff
38 f6861a81 2018-09-13 stsp  * header labels may be provided which will be used to identify each blob in
39 f6861a81 2018-09-13 stsp  * the diff output. If a label is NULL, use the blob's SHA1 checksum instead.
40 11528a82 2018-05-19 stsp  * Write unified diff text to the provided output FILE.
41 11528a82 2018-05-19 stsp  */
42 11528a82 2018-05-19 stsp const struct got_error *got_diff_objects_as_blobs(struct got_object *,
43 f6861a81 2018-09-13 stsp     struct got_object *, const char *, const char *, struct got_repository *,
44 f6861a81 2018-09-13 stsp     FILE *);
45 11528a82 2018-05-19 stsp 
46 11528a82 2018-05-19 stsp /*
47 f6861a81 2018-09-13 stsp  * Diff two objects, assuming both objects are trees. Two const char * diff
48 f6861a81 2018-09-13 stsp  * header labels may be provided which will be used to identify each blob in
49 f6861a81 2018-09-13 stsp  * the trees. If a label is NULL, use the blob's SHA1 checksum instead.
50 11528a82 2018-05-19 stsp  * Write unified diff text to the provided output FILE.
51 11528a82 2018-05-19 stsp  */
52 11528a82 2018-05-19 stsp const struct got_error *got_diff_objects_as_trees(struct got_object *,
53 f6861a81 2018-09-13 stsp     struct got_object *, char *, char *, struct got_repository *, FILE *);
54 11528a82 2018-05-19 stsp 
55 11528a82 2018-05-19 stsp /*
56 11528a82 2018-05-19 stsp  * Diff two objects, assuming both objects are commits.
57 11528a82 2018-05-19 stsp  * Write unified diff text to the provided output FILE.
58 11528a82 2018-05-19 stsp  */
59 11528a82 2018-05-19 stsp const struct got_error *got_diff_objects_as_commits(struct got_object *,
60 11528a82 2018-05-19 stsp     struct got_object *, struct got_repository *, FILE *);