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Commit | Line | Data |
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ab176ac4 DS |
1 | #include "test-tool.h" |
2 | #include "cache.h" | |
3 | #include "commit.h" | |
4 | #include "commit-reach.h" | |
5 | #include "config.h" | |
6 | #include "parse-options.h" | |
324dec01 | 7 | #include "string-list.h" |
ab176ac4 DS |
8 | #include "tag.h" |
9 | ||
324dec01 DS |
10 | static void print_sorted_commit_ids(struct commit_list *list) |
11 | { | |
12 | int i; | |
13 | struct string_list s = STRING_LIST_INIT_DUP; | |
14 | ||
15 | while (list) { | |
16 | string_list_append(&s, oid_to_hex(&list->item->object.oid)); | |
17 | list = list->next; | |
18 | } | |
19 | ||
20 | string_list_sort(&s); | |
21 | ||
22 | for (i = 0; i < s.nr; i++) | |
23 | printf("%s\n", s.items[i].string); | |
24 | ||
25 | string_list_clear(&s, 0); | |
26 | } | |
27 | ||
ab176ac4 DS |
28 | int cmd__reach(int ac, const char **av) |
29 | { | |
30 | struct object_id oid_A, oid_B; | |
5cd52de3 | 31 | struct commit *A, *B; |
6255232e | 32 | struct commit_list *X; |
324dec01 DS |
33 | struct commit **X_array; |
34 | int X_nr, X_alloc; | |
ab176ac4 DS |
35 | struct strbuf buf = STRBUF_INIT; |
36 | struct repository *r = the_repository; | |
37 | ||
38 | setup_git_directory(); | |
39 | ||
40 | if (ac < 2) | |
41 | exit(1); | |
42 | ||
5cd52de3 | 43 | A = B = NULL; |
6255232e | 44 | X = NULL; |
324dec01 DS |
45 | X_nr = 0; |
46 | X_alloc = 16; | |
47 | ALLOC_ARRAY(X_array, X_alloc); | |
ab176ac4 DS |
48 | |
49 | while (strbuf_getline(&buf, stdin) != EOF) { | |
50 | struct object_id oid; | |
51 | struct object *o; | |
52 | struct commit *c; | |
53 | if (buf.len < 3) | |
54 | continue; | |
55 | ||
56 | if (get_oid_committish(buf.buf + 2, &oid)) | |
57 | die("failed to resolve %s", buf.buf + 2); | |
58 | ||
59 | o = parse_object(r, &oid); | |
60 | o = deref_tag_noverify(o); | |
61 | ||
62 | if (!o) | |
63 | die("failed to load commit for input %s resulting in oid %s\n", | |
64 | buf.buf, oid_to_hex(&oid)); | |
65 | ||
66 | c = object_as_type(r, o, OBJ_COMMIT, 0); | |
67 | ||
68 | if (!c) | |
69 | die("failed to load commit for input %s resulting in oid %s\n", | |
70 | buf.buf, oid_to_hex(&oid)); | |
71 | ||
72 | switch (buf.buf[0]) { | |
73 | case 'A': | |
74 | oidcpy(&oid_A, &oid); | |
5cd52de3 | 75 | A = c; |
ab176ac4 DS |
76 | break; |
77 | ||
78 | case 'B': | |
79 | oidcpy(&oid_B, &oid); | |
5cd52de3 | 80 | B = c; |
ab176ac4 DS |
81 | break; |
82 | ||
6255232e DS |
83 | case 'X': |
84 | commit_list_insert(c, &X); | |
324dec01 DS |
85 | ALLOC_GROW(X_array, X_nr + 1, X_alloc); |
86 | X_array[X_nr++] = c; | |
6255232e DS |
87 | break; |
88 | ||
ab176ac4 DS |
89 | default: |
90 | die("unexpected start of line: %c", buf.buf[0]); | |
91 | } | |
92 | } | |
93 | strbuf_release(&buf); | |
94 | ||
95 | if (!strcmp(av[1], "ref_newer")) | |
96 | printf("%s(A,B):%d\n", av[1], ref_newer(&oid_A, &oid_B)); | |
5cd52de3 DS |
97 | else if (!strcmp(av[1], "in_merge_bases")) |
98 | printf("%s(A,B):%d\n", av[1], in_merge_bases(A, B)); | |
6255232e DS |
99 | else if (!strcmp(av[1], "is_descendant_of")) |
100 | printf("%s(A,X):%d\n", av[1], is_descendant_of(A, X)); | |
324dec01 DS |
101 | else if (!strcmp(av[1], "get_merge_bases_many")) { |
102 | struct commit_list *list = get_merge_bases_many(A, X_nr, X_array); | |
103 | printf("%s(A,X):\n", av[1]); | |
104 | print_sorted_commit_ids(list); | |
0c89f715 DS |
105 | } else if (!strcmp(av[1], "reduce_heads")) { |
106 | struct commit_list *list = reduce_heads(X); | |
107 | printf("%s(X):\n", av[1]); | |
108 | print_sorted_commit_ids(list); | |
324dec01 | 109 | } |
ab176ac4 DS |
110 | |
111 | exit(0); | |
112 | } |