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https://github.com/git/git.git
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e7e456f500
Conversion from uchar[20] to struct object_id continues. * bc/object-id: (25 commits) refs/files-backend: convert static functions to object_id refs: convert read_raw_ref backends to struct object_id refs: convert peel_object to struct object_id refs: convert resolve_ref_unsafe to struct object_id worktree: convert struct worktree to object_id refs: convert resolve_gitlink_ref to struct object_id Convert remaining callers of resolve_gitlink_ref to object_id sha1_file: convert index_path and index_fd to struct object_id refs: convert reflog_expire parameter to struct object_id refs: convert read_ref_at to struct object_id refs: convert peel_ref to struct object_id builtin/pack-objects: convert to struct object_id pack-bitmap: convert traverse_bitmap_commit_list to object_id refs: convert dwim_log to struct object_id builtin/reflog: convert remaining unsigned char uses to object_id refs: convert dwim_ref and expand_ref to struct object_id refs: convert read_ref and read_ref_full to object_id refs: convert resolve_refdup and refs_resolve_refdup to struct object_id Convert check_connected to use struct object_id refs: update ref transactions to use struct object_id ...
296 lines
7.6 KiB
C
296 lines
7.6 KiB
C
#include "cache.h"
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#include "refs.h"
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#include "worktree.h"
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static const char *notnull(const char *arg, const char *name)
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{
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if (!arg)
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die("%s required", name);
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return arg;
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}
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static unsigned int arg_flags(const char *arg, const char *name)
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{
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return atoi(notnull(arg, name));
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}
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static const char **get_store(const char **argv, struct ref_store **refs)
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{
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const char *gitdir;
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if (!argv[0]) {
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die("ref store required");
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} else if (!strcmp(argv[0], "main")) {
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*refs = get_main_ref_store();
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} else if (skip_prefix(argv[0], "submodule:", &gitdir)) {
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struct strbuf sb = STRBUF_INIT;
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int ret;
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ret = strbuf_git_path_submodule(&sb, gitdir, "objects/");
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if (ret)
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die("strbuf_git_path_submodule failed: %d", ret);
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add_to_alternates_memory(sb.buf);
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strbuf_release(&sb);
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*refs = get_submodule_ref_store(gitdir);
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} else if (skip_prefix(argv[0], "worktree:", &gitdir)) {
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struct worktree **p, **worktrees = get_worktrees(0);
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for (p = worktrees; *p; p++) {
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struct worktree *wt = *p;
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if (!wt->id) {
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/* special case for main worktree */
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if (!strcmp(gitdir, "main"))
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break;
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} else if (!strcmp(gitdir, wt->id))
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break;
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}
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if (!*p)
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die("no such worktree: %s", gitdir);
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*refs = get_worktree_ref_store(*p);
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} else
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die("unknown backend %s", argv[0]);
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if (!*refs)
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die("no ref store");
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/* consume store-specific optional arguments if needed */
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return argv + 1;
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}
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static int cmd_pack_refs(struct ref_store *refs, const char **argv)
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{
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unsigned int flags = arg_flags(*argv++, "flags");
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return refs_pack_refs(refs, flags);
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}
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static int cmd_peel_ref(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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struct object_id oid;
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int ret;
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ret = refs_peel_ref(refs, refname, &oid);
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if (!ret)
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puts(oid_to_hex(&oid));
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return ret;
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}
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static int cmd_create_symref(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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const char *target = notnull(*argv++, "target");
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const char *logmsg = *argv++;
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return refs_create_symref(refs, refname, target, logmsg);
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}
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static int cmd_delete_refs(struct ref_store *refs, const char **argv)
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{
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unsigned int flags = arg_flags(*argv++, "flags");
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const char *msg = *argv++;
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struct string_list refnames = STRING_LIST_INIT_NODUP;
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while (*argv)
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string_list_append(&refnames, *argv++);
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return refs_delete_refs(refs, msg, &refnames, flags);
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}
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static int cmd_rename_ref(struct ref_store *refs, const char **argv)
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{
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const char *oldref = notnull(*argv++, "oldref");
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const char *newref = notnull(*argv++, "newref");
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const char *logmsg = *argv++;
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return refs_rename_ref(refs, oldref, newref, logmsg);
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}
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static int each_ref(const char *refname, const struct object_id *oid,
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int flags, void *cb_data)
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{
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printf("%s %s 0x%x\n", oid_to_hex(oid), refname, flags);
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return 0;
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}
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static int cmd_for_each_ref(struct ref_store *refs, const char **argv)
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{
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const char *prefix = notnull(*argv++, "prefix");
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return refs_for_each_ref_in(refs, prefix, each_ref, NULL);
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}
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static int cmd_resolve_ref(struct ref_store *refs, const char **argv)
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{
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struct object_id oid;
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const char *refname = notnull(*argv++, "refname");
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int resolve_flags = arg_flags(*argv++, "resolve-flags");
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int flags;
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const char *ref;
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ref = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
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&oid, &flags);
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printf("%s %s 0x%x\n", oid_to_hex(&oid), ref ? ref : "(null)", flags);
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return ref ? 0 : 1;
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}
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static int cmd_verify_ref(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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struct strbuf err = STRBUF_INIT;
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int ret;
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ret = refs_verify_refname_available(refs, refname, NULL, NULL, &err);
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if (err.len)
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puts(err.buf);
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return ret;
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}
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static int cmd_for_each_reflog(struct ref_store *refs, const char **argv)
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{
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return refs_for_each_reflog(refs, each_ref, NULL);
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}
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static int each_reflog(struct object_id *old_oid, struct object_id *new_oid,
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const char *committer, timestamp_t timestamp,
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int tz, const char *msg, void *cb_data)
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{
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printf("%s %s %s %"PRItime" %d %s\n",
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oid_to_hex(old_oid), oid_to_hex(new_oid),
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committer, timestamp, tz, msg);
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return 0;
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}
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static int cmd_for_each_reflog_ent(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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return refs_for_each_reflog_ent(refs, refname, each_reflog, refs);
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}
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static int cmd_for_each_reflog_ent_reverse(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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return refs_for_each_reflog_ent_reverse(refs, refname, each_reflog, refs);
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}
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static int cmd_reflog_exists(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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return !refs_reflog_exists(refs, refname);
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}
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static int cmd_create_reflog(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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int force_create = arg_flags(*argv++, "force-create");
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struct strbuf err = STRBUF_INIT;
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int ret;
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ret = refs_create_reflog(refs, refname, force_create, &err);
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if (err.len)
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puts(err.buf);
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return ret;
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}
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static int cmd_delete_reflog(struct ref_store *refs, const char **argv)
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{
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const char *refname = notnull(*argv++, "refname");
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return refs_delete_reflog(refs, refname);
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}
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static int cmd_reflog_expire(struct ref_store *refs, const char **argv)
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{
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die("not supported yet");
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}
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static int cmd_delete_ref(struct ref_store *refs, const char **argv)
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{
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const char *msg = notnull(*argv++, "msg");
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const char *refname = notnull(*argv++, "refname");
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const char *sha1_buf = notnull(*argv++, "old-sha1");
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unsigned int flags = arg_flags(*argv++, "flags");
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struct object_id old_oid;
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if (get_oid_hex(sha1_buf, &old_oid))
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die("not sha-1");
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return refs_delete_ref(refs, msg, refname, &old_oid, flags);
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}
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static int cmd_update_ref(struct ref_store *refs, const char **argv)
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{
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const char *msg = notnull(*argv++, "msg");
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const char *refname = notnull(*argv++, "refname");
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const char *new_sha1_buf = notnull(*argv++, "old-sha1");
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const char *old_sha1_buf = notnull(*argv++, "old-sha1");
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unsigned int flags = arg_flags(*argv++, "flags");
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struct object_id old_oid;
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struct object_id new_oid;
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if (get_oid_hex(old_sha1_buf, &old_oid) ||
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get_oid_hex(new_sha1_buf, &new_oid))
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die("not sha-1");
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return refs_update_ref(refs, msg, refname,
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&new_oid, &old_oid,
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flags, UPDATE_REFS_DIE_ON_ERR);
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}
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struct command {
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const char *name;
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int (*func)(struct ref_store *refs, const char **argv);
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};
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static struct command commands[] = {
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{ "pack-refs", cmd_pack_refs },
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{ "peel-ref", cmd_peel_ref },
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{ "create-symref", cmd_create_symref },
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{ "delete-refs", cmd_delete_refs },
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{ "rename-ref", cmd_rename_ref },
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{ "for-each-ref", cmd_for_each_ref },
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{ "resolve-ref", cmd_resolve_ref },
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{ "verify-ref", cmd_verify_ref },
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{ "for-each-reflog", cmd_for_each_reflog },
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{ "for-each-reflog-ent", cmd_for_each_reflog_ent },
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{ "for-each-reflog-ent-reverse", cmd_for_each_reflog_ent_reverse },
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{ "reflog-exists", cmd_reflog_exists },
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{ "create-reflog", cmd_create_reflog },
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{ "delete-reflog", cmd_delete_reflog },
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{ "reflog-expire", cmd_reflog_expire },
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/*
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* backend transaction functions can't be tested separately
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*/
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{ "delete-ref", cmd_delete_ref },
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{ "update-ref", cmd_update_ref },
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{ NULL, NULL }
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};
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int cmd_main(int argc, const char **argv)
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{
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struct ref_store *refs;
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const char *func;
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struct command *cmd;
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setup_git_directory();
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argv = get_store(argv + 1, &refs);
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func = *argv++;
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if (!func)
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die("ref function required");
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for (cmd = commands; cmd->name; cmd++) {
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if (!strcmp(func, cmd->name))
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return cmd->func(refs, argv);
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}
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die("unknown function %s", func);
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return 0;
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}
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