5 #include "parse-options.h"
6 #include "repository.h"
7 #include "commit-graph.h"
9 static char const * const builtin_commit_graph_usage
[] = {
10 N_("git commit-graph [--object-dir <objdir>]"),
11 N_("git commit-graph read [--object-dir <objdir>]"),
12 N_("git commit-graph verify [--object-dir <objdir>]"),
13 N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"),
17 static const char * const builtin_commit_graph_verify_usage
[] = {
18 N_("git commit-graph verify [--object-dir <objdir>]"),
22 static const char * const builtin_commit_graph_read_usage
[] = {
23 N_("git commit-graph read [--object-dir <objdir>]"),
27 static const char * const builtin_commit_graph_write_usage
[] = {
28 N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"),
32 static struct opts_commit_graph
{
41 static int graph_verify(int argc
, const char **argv
)
43 struct commit_graph
*graph
= NULL
;
46 static struct option builtin_commit_graph_verify_options
[] = {
47 OPT_STRING(0, "object-dir", &opts
.obj_dir
,
49 N_("The object directory to store the graph")),
53 argc
= parse_options(argc
, argv
, NULL
,
54 builtin_commit_graph_verify_options
,
55 builtin_commit_graph_verify_usage
, 0);
58 opts
.obj_dir
= get_object_directory();
60 graph_name
= get_commit_graph_filename(opts
.obj_dir
);
61 graph
= load_commit_graph_one(graph_name
);
62 FREE_AND_NULL(graph_name
);
67 return verify_commit_graph(the_repository
, graph
);
70 static int graph_read(int argc
, const char **argv
)
72 struct commit_graph
*graph
= NULL
;
75 static struct option builtin_commit_graph_read_options
[] = {
76 OPT_STRING(0, "object-dir", &opts
.obj_dir
,
78 N_("The object directory to store the graph")),
82 argc
= parse_options(argc
, argv
, NULL
,
83 builtin_commit_graph_read_options
,
84 builtin_commit_graph_read_usage
, 0);
87 opts
.obj_dir
= get_object_directory();
89 graph_name
= get_commit_graph_filename(opts
.obj_dir
);
90 graph
= load_commit_graph_one(graph_name
);
94 die("graph file %s does not exist", graph_name
);
97 FREE_AND_NULL(graph_name
);
99 printf("header: %08x %d %d %d %d\n",
100 ntohl(*(uint32_t*)graph
->data
),
101 *(unsigned char*)(graph
->data
+ 4),
102 *(unsigned char*)(graph
->data
+ 5),
103 *(unsigned char*)(graph
->data
+ 6),
104 *(unsigned char*)(graph
->data
+ 7));
105 printf("num_commits: %u\n", graph
->num_commits
);
108 if (graph
->chunk_oid_fanout
)
109 printf(" oid_fanout");
110 if (graph
->chunk_oid_lookup
)
111 printf(" oid_lookup");
112 if (graph
->chunk_commit_data
)
113 printf(" commit_metadata");
114 if (graph
->chunk_large_edges
)
115 printf(" large_edges");
118 free_commit_graph(graph
);
123 extern int read_replace_refs
;
125 static int graph_write(int argc
, const char **argv
)
127 struct string_list
*pack_indexes
= NULL
;
128 struct string_list
*commit_hex
= NULL
;
129 struct string_list lines
;
131 static struct option builtin_commit_graph_write_options
[] = {
132 OPT_STRING(0, "object-dir", &opts
.obj_dir
,
134 N_("The object directory to store the graph")),
135 OPT_BOOL(0, "reachable", &opts
.reachable
,
136 N_("start walk at all refs")),
137 OPT_BOOL(0, "stdin-packs", &opts
.stdin_packs
,
138 N_("scan pack-indexes listed by stdin for commits")),
139 OPT_BOOL(0, "stdin-commits", &opts
.stdin_commits
,
140 N_("start walk at commits listed by stdin")),
141 OPT_BOOL(0, "append", &opts
.append
,
142 N_("include all commits already in the commit-graph file")),
146 argc
= parse_options(argc
, argv
, NULL
,
147 builtin_commit_graph_write_options
,
148 builtin_commit_graph_write_usage
, 0);
150 if (opts
.reachable
+ opts
.stdin_packs
+ opts
.stdin_commits
> 1)
151 die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs"));
153 opts
.obj_dir
= get_object_directory();
155 read_replace_refs
= 0;
157 if (opts
.reachable
) {
158 write_commit_graph_reachable(opts
.obj_dir
, opts
.append
, 1);
162 string_list_init(&lines
, 0);
163 if (opts
.stdin_packs
|| opts
.stdin_commits
) {
164 struct strbuf buf
= STRBUF_INIT
;
166 while (strbuf_getline(&buf
, stdin
) != EOF
)
167 string_list_append(&lines
, strbuf_detach(&buf
, NULL
));
169 if (opts
.stdin_packs
)
170 pack_indexes
= &lines
;
171 if (opts
.stdin_commits
)
175 write_commit_graph(opts
.obj_dir
,
181 string_list_clear(&lines
, 0);
185 int cmd_commit_graph(int argc
, const char **argv
, const char *prefix
)
187 static struct option builtin_commit_graph_options
[] = {
188 OPT_STRING(0, "object-dir", &opts
.obj_dir
,
190 N_("The object directory to store the graph")),
194 if (argc
== 2 && !strcmp(argv
[1], "-h"))
195 usage_with_options(builtin_commit_graph_usage
,
196 builtin_commit_graph_options
);
198 git_config(git_default_config
, NULL
);
199 argc
= parse_options(argc
, argv
, prefix
,
200 builtin_commit_graph_options
,
201 builtin_commit_graph_usage
,
202 PARSE_OPT_STOP_AT_NON_OPTION
);
205 if (!strcmp(argv
[0], "read"))
206 return graph_read(argc
, argv
);
207 if (!strcmp(argv
[0], "verify"))
208 return graph_verify(argc
, argv
);
209 if (!strcmp(argv
[0], "write"))
210 return graph_write(argc
, argv
);
213 usage_with_options(builtin_commit_graph_usage
,
214 builtin_commit_graph_options
);