4 static const char *notnull(const char *arg, const char *name)
7 die("%s required", name);
11 static unsigned int arg_flags(const char *arg, const char *name)
13 return atoi(notnull(arg, name));
16 static const char **get_store(const char **argv, struct ref_store **refs)
21 die("ref store required");
22 } else if (!strcmp(argv[0], "main")) {
23 *refs = get_main_ref_store();
24 } else if (skip_prefix(argv[0], "submodule:", &gitdir)) {
25 struct strbuf sb = STRBUF_INIT;
28 ret = strbuf_git_path_submodule(&sb, gitdir, "objects/");
30 die("strbuf_git_path_submodule failed: %d", ret);
31 add_to_alternates_memory(sb.buf);
34 *refs = get_submodule_ref_store(gitdir);
36 die("unknown backend %s", argv[0]);
41 /* consume store-specific optional arguments if needed */
47 static int cmd_pack_refs(struct ref_store *refs, const char **argv)
49 unsigned int flags = arg_flags(*argv++, "flags");
51 return refs_pack_refs(refs, flags);
54 static int cmd_peel_ref(struct ref_store *refs, const char **argv)
56 const char *refname = notnull(*argv++, "refname");
57 unsigned char sha1[20];
60 ret = refs_peel_ref(refs, refname, sha1);
62 puts(sha1_to_hex(sha1));
66 static int cmd_create_symref(struct ref_store *refs, const char **argv)
68 const char *refname = notnull(*argv++, "refname");
69 const char *target = notnull(*argv++, "target");
70 const char *logmsg = *argv++;
72 return refs_create_symref(refs, refname, target, logmsg);
75 static int cmd_delete_refs(struct ref_store *refs, const char **argv)
77 unsigned int flags = arg_flags(*argv++, "flags");
78 struct string_list refnames = STRING_LIST_INIT_NODUP;
81 string_list_append(&refnames, *argv++);
83 return refs_delete_refs(refs, &refnames, flags);
86 static int cmd_rename_ref(struct ref_store *refs, const char **argv)
88 const char *oldref = notnull(*argv++, "oldref");
89 const char *newref = notnull(*argv++, "newref");
90 const char *logmsg = *argv++;
92 return refs_rename_ref(refs, oldref, newref, logmsg);
95 static int each_ref(const char *refname, const struct object_id *oid,
96 int flags, void *cb_data)
98 printf("%s %s 0x%x\n", oid_to_hex(oid), refname, flags);
102 static int cmd_for_each_ref(struct ref_store *refs, const char **argv)
104 const char *prefix = notnull(*argv++, "prefix");
106 return refs_for_each_ref_in(refs, prefix, each_ref, NULL);
109 static int cmd_resolve_ref(struct ref_store *refs, const char **argv)
111 unsigned char sha1[20];
112 const char *refname = notnull(*argv++, "refname");
113 int resolve_flags = arg_flags(*argv++, "resolve-flags");
117 ref = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
119 printf("%s %s 0x%x\n", sha1_to_hex(sha1), ref, flags);
123 static int cmd_verify_ref(struct ref_store *refs, const char **argv)
125 const char *refname = notnull(*argv++, "refname");
126 struct strbuf err = STRBUF_INIT;
129 ret = refs_verify_refname_available(refs, refname, NULL, NULL, &err);
135 static int cmd_for_each_reflog(struct ref_store *refs, const char **argv)
137 return refs_for_each_reflog(refs, each_ref, NULL);
140 static int each_reflog(struct object_id *old_oid, struct object_id *new_oid,
141 const char *committer, unsigned long timestamp,
142 int tz, const char *msg, void *cb_data)
144 printf("%s %s %s %lu %d %s\n",
145 oid_to_hex(old_oid), oid_to_hex(new_oid),
146 committer, timestamp, tz, msg);
150 static int cmd_for_each_reflog_ent(struct ref_store *refs, const char **argv)
152 const char *refname = notnull(*argv++, "refname");
154 return refs_for_each_reflog_ent(refs, refname, each_reflog, refs);
157 static int cmd_for_each_reflog_ent_reverse(struct ref_store *refs, const char **argv)
159 const char *refname = notnull(*argv++, "refname");
161 return refs_for_each_reflog_ent_reverse(refs, refname, each_reflog, refs);
164 static int cmd_reflog_exists(struct ref_store *refs, const char **argv)
166 const char *refname = notnull(*argv++, "refname");
168 return !refs_reflog_exists(refs, refname);
171 static int cmd_create_reflog(struct ref_store *refs, const char **argv)
173 const char *refname = notnull(*argv++, "refname");
174 int force_create = arg_flags(*argv++, "force-create");
175 struct strbuf err = STRBUF_INIT;
178 ret = refs_create_reflog(refs, refname, force_create, &err);
184 static int cmd_delete_reflog(struct ref_store *refs, const char **argv)
186 const char *refname = notnull(*argv++, "refname");
188 return refs_delete_reflog(refs, refname);
191 static int cmd_reflog_expire(struct ref_store *refs, const char **argv)
193 die("not supported yet");
196 static int cmd_delete_ref(struct ref_store *refs, const char **argv)
198 const char *msg = notnull(*argv++, "msg");
199 const char *refname = notnull(*argv++, "refname");
200 const char *sha1_buf = notnull(*argv++, "old-sha1");
201 unsigned int flags = arg_flags(*argv++, "flags");
202 unsigned char old_sha1[20];
204 if (get_sha1_hex(sha1_buf, old_sha1))
207 return refs_delete_ref(refs, msg, refname, old_sha1, flags);
210 static int cmd_update_ref(struct ref_store *refs, const char **argv)
212 const char *msg = notnull(*argv++, "msg");
213 const char *refname = notnull(*argv++, "refname");
214 const char *new_sha1_buf = notnull(*argv++, "old-sha1");
215 const char *old_sha1_buf = notnull(*argv++, "old-sha1");
216 unsigned int flags = arg_flags(*argv++, "flags");
217 unsigned char old_sha1[20];
218 unsigned char new_sha1[20];
220 if (get_sha1_hex(old_sha1_buf, old_sha1) ||
221 get_sha1_hex(new_sha1_buf, new_sha1))
224 return refs_update_ref(refs, msg, refname,
226 flags, UPDATE_REFS_DIE_ON_ERR);
231 int (*func)(struct ref_store *refs, const char **argv);
234 static struct command commands[] = {
235 { "pack-refs", cmd_pack_refs },
236 { "peel-ref", cmd_peel_ref },
237 { "create-symref", cmd_create_symref },
238 { "delete-refs", cmd_delete_refs },
239 { "rename-ref", cmd_rename_ref },
240 { "for-each-ref", cmd_for_each_ref },
241 { "resolve-ref", cmd_resolve_ref },
242 { "verify-ref", cmd_verify_ref },
243 { "for-each-reflog", cmd_for_each_reflog },
244 { "for-each-reflog-ent", cmd_for_each_reflog_ent },
245 { "for-each-reflog-ent-reverse", cmd_for_each_reflog_ent_reverse },
246 { "reflog-exists", cmd_reflog_exists },
247 { "create-reflog", cmd_create_reflog },
248 { "delete-reflog", cmd_delete_reflog },
249 { "reflog-expire", cmd_reflog_expire },
251 * backend transaction functions can't be tested separately
253 { "delete-ref", cmd_delete_ref },
254 { "update-ref", cmd_update_ref },
258 int cmd_main(int argc, const char **argv)
260 struct ref_store *refs;
264 setup_git_directory();
266 argv = get_store(argv + 1, &refs);
270 die("ref function required");
271 for (cmd = commands; cmd->name; cmd++) {
272 if (!strcmp(func, cmd->name))
273 return cmd->func(refs, argv);
275 die("unknown function %s", func);