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Commit | Line | Data |
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4ce58ee3 DS |
1 | #include "builtin.h" |
2 | #include "config.h" | |
f237c8b6 DS |
3 | #include "dir.h" |
4 | #include "lockfile.h" | |
4ce58ee3 | 5 | #include "parse-options.h" |
283e68c7 | 6 | #include "repository.h" |
f237c8b6 | 7 | #include "commit-graph.h" |
4ce58ee3 DS |
8 | |
9 | static char const * const builtin_commit_graph_usage[] = { | |
10 | N_("git commit-graph [--object-dir <objdir>]"), | |
2a2e32bd | 11 | N_("git commit-graph read [--object-dir <objdir>]"), |
283e68c7 | 12 | N_("git commit-graph verify [--object-dir <objdir>]"), |
7547b95b | 13 | N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), |
f237c8b6 DS |
14 | NULL |
15 | }; | |
16 | ||
283e68c7 DS |
17 | static const char * const builtin_commit_graph_verify_usage[] = { |
18 | N_("git commit-graph verify [--object-dir <objdir>]"), | |
19 | NULL | |
20 | }; | |
21 | ||
2a2e32bd DS |
22 | static const char * const builtin_commit_graph_read_usage[] = { |
23 | N_("git commit-graph read [--object-dir <objdir>]"), | |
24 | NULL | |
25 | }; | |
26 | ||
f237c8b6 | 27 | static const char * const builtin_commit_graph_write_usage[] = { |
7547b95b | 28 | N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), |
4ce58ee3 DS |
29 | NULL |
30 | }; | |
31 | ||
32 | static struct opts_commit_graph { | |
33 | const char *obj_dir; | |
049d51a2 | 34 | int stdin_packs; |
3d5df01b | 35 | int stdin_commits; |
7547b95b | 36 | int append; |
4ce58ee3 DS |
37 | } opts; |
38 | ||
283e68c7 DS |
39 | |
40 | static int graph_verify(int argc, const char **argv) | |
41 | { | |
42 | struct commit_graph *graph = NULL; | |
43 | char *graph_name; | |
44 | ||
45 | static struct option builtin_commit_graph_verify_options[] = { | |
46 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
47 | N_("dir"), | |
48 | N_("The object directory to store the graph")), | |
49 | OPT_END(), | |
50 | }; | |
51 | ||
52 | argc = parse_options(argc, argv, NULL, | |
53 | builtin_commit_graph_verify_options, | |
54 | builtin_commit_graph_verify_usage, 0); | |
55 | ||
56 | if (!opts.obj_dir) | |
57 | opts.obj_dir = get_object_directory(); | |
58 | ||
59 | graph_name = get_commit_graph_filename(opts.obj_dir); | |
60 | graph = load_commit_graph_one(graph_name); | |
61 | FREE_AND_NULL(graph_name); | |
62 | ||
63 | if (!graph) | |
64 | return 0; | |
65 | ||
66 | return verify_commit_graph(the_repository, graph); | |
67 | } | |
68 | ||
2a2e32bd DS |
69 | static int graph_read(int argc, const char **argv) |
70 | { | |
71 | struct commit_graph *graph = NULL; | |
72 | char *graph_name; | |
73 | ||
74 | static struct option builtin_commit_graph_read_options[] = { | |
75 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
76 | N_("dir"), | |
77 | N_("The object directory to store the graph")), | |
78 | OPT_END(), | |
79 | }; | |
80 | ||
81 | argc = parse_options(argc, argv, NULL, | |
82 | builtin_commit_graph_read_options, | |
83 | builtin_commit_graph_read_usage, 0); | |
84 | ||
85 | if (!opts.obj_dir) | |
86 | opts.obj_dir = get_object_directory(); | |
87 | ||
88 | graph_name = get_commit_graph_filename(opts.obj_dir); | |
89 | graph = load_commit_graph_one(graph_name); | |
90 | ||
883e5c7f DS |
91 | if (!graph) { |
92 | UNLEAK(graph_name); | |
2a2e32bd | 93 | die("graph file %s does not exist", graph_name); |
883e5c7f DS |
94 | } |
95 | ||
2a2e32bd DS |
96 | FREE_AND_NULL(graph_name); |
97 | ||
98 | printf("header: %08x %d %d %d %d\n", | |
99 | ntohl(*(uint32_t*)graph->data), | |
100 | *(unsigned char*)(graph->data + 4), | |
101 | *(unsigned char*)(graph->data + 5), | |
102 | *(unsigned char*)(graph->data + 6), | |
103 | *(unsigned char*)(graph->data + 7)); | |
104 | printf("num_commits: %u\n", graph->num_commits); | |
105 | printf("chunks:"); | |
106 | ||
107 | if (graph->chunk_oid_fanout) | |
108 | printf(" oid_fanout"); | |
109 | if (graph->chunk_oid_lookup) | |
110 | printf(" oid_lookup"); | |
111 | if (graph->chunk_commit_data) | |
112 | printf(" commit_metadata"); | |
113 | if (graph->chunk_large_edges) | |
114 | printf(" large_edges"); | |
115 | printf("\n"); | |
116 | ||
117 | return 0; | |
118 | } | |
119 | ||
f237c8b6 DS |
120 | static int graph_write(int argc, const char **argv) |
121 | { | |
d88b14b3 DS |
122 | struct string_list *pack_indexes = NULL; |
123 | struct string_list *commit_hex = NULL; | |
124 | struct string_list lines; | |
049d51a2 | 125 | |
f237c8b6 DS |
126 | static struct option builtin_commit_graph_write_options[] = { |
127 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
128 | N_("dir"), | |
129 | N_("The object directory to store the graph")), | |
049d51a2 DS |
130 | OPT_BOOL(0, "stdin-packs", &opts.stdin_packs, |
131 | N_("scan pack-indexes listed by stdin for commits")), | |
3d5df01b DS |
132 | OPT_BOOL(0, "stdin-commits", &opts.stdin_commits, |
133 | N_("start walk at commits listed by stdin")), | |
7547b95b DS |
134 | OPT_BOOL(0, "append", &opts.append, |
135 | N_("include all commits already in the commit-graph file")), | |
f237c8b6 DS |
136 | OPT_END(), |
137 | }; | |
138 | ||
139 | argc = parse_options(argc, argv, NULL, | |
140 | builtin_commit_graph_write_options, | |
141 | builtin_commit_graph_write_usage, 0); | |
142 | ||
3d5df01b DS |
143 | if (opts.stdin_packs && opts.stdin_commits) |
144 | die(_("cannot use both --stdin-commits and --stdin-packs")); | |
f237c8b6 DS |
145 | if (!opts.obj_dir) |
146 | opts.obj_dir = get_object_directory(); | |
147 | ||
d88b14b3 | 148 | string_list_init(&lines, 0); |
3d5df01b | 149 | if (opts.stdin_packs || opts.stdin_commits) { |
049d51a2 | 150 | struct strbuf buf = STRBUF_INIT; |
d88b14b3 DS |
151 | |
152 | while (strbuf_getline(&buf, stdin) != EOF) | |
153 | string_list_append(&lines, strbuf_detach(&buf, NULL)); | |
154 | ||
155 | if (opts.stdin_packs) | |
156 | pack_indexes = &lines; | |
157 | if (opts.stdin_commits) | |
158 | commit_hex = &lines; | |
049d51a2 DS |
159 | } |
160 | ||
161 | write_commit_graph(opts.obj_dir, | |
162 | pack_indexes, | |
3d5df01b | 163 | commit_hex, |
7547b95b | 164 | opts.append); |
049d51a2 | 165 | |
d88b14b3 | 166 | string_list_clear(&lines, 0); |
f237c8b6 DS |
167 | return 0; |
168 | } | |
4ce58ee3 DS |
169 | |
170 | int cmd_commit_graph(int argc, const char **argv, const char *prefix) | |
171 | { | |
172 | static struct option builtin_commit_graph_options[] = { | |
173 | OPT_STRING(0, "object-dir", &opts.obj_dir, | |
174 | N_("dir"), | |
175 | N_("The object directory to store the graph")), | |
176 | OPT_END(), | |
177 | }; | |
178 | ||
179 | if (argc == 2 && !strcmp(argv[1], "-h")) | |
180 | usage_with_options(builtin_commit_graph_usage, | |
181 | builtin_commit_graph_options); | |
182 | ||
183 | git_config(git_default_config, NULL); | |
184 | argc = parse_options(argc, argv, prefix, | |
185 | builtin_commit_graph_options, | |
186 | builtin_commit_graph_usage, | |
187 | PARSE_OPT_STOP_AT_NON_OPTION); | |
188 | ||
f237c8b6 | 189 | if (argc > 0) { |
2a2e32bd DS |
190 | if (!strcmp(argv[0], "read")) |
191 | return graph_read(argc, argv); | |
283e68c7 DS |
192 | if (!strcmp(argv[0], "verify")) |
193 | return graph_verify(argc, argv); | |
f237c8b6 DS |
194 | if (!strcmp(argv[0], "write")) |
195 | return graph_write(argc, argv); | |
196 | } | |
197 | ||
4ce58ee3 DS |
198 | usage_with_options(builtin_commit_graph_usage, |
199 | builtin_commit_graph_options); | |
200 | } |