static int push_with_options(struct transport *transport, int flags) { int err; int nonfastforward; transport_set_verbosity(transport, verbosity, progress); if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); if (thin) transport_set_option(transport, TRANS_OPT_THIN, "yes"); if (verbosity > 0) fprintf(stderr, _("Pushing to %s\n"), transport->url); err = transport_push(transport, refspec_nr, refspec, flags, &nonfastforward); if (err != 0) error(_("failed to push some refs to '%s'"), transport->url); err |= transport_disconnect(transport); if (!err) return 0; if (nonfastforward && advice_push_nonfastforward) { fprintf(stderr, _("To prevent you from losing history, non-fast-forward updates were rejected\n" "Merge the remote changes (e.g. 'git pull') before pushing again. See the\n" "'Note about fast-forwards' section of 'git push --help' for details.\n")); } return 1; }
static int do_fetch(struct transport *transport, struct refspec *refs, int ref_count) { struct ref *ref_map; struct ref *rm; int autotags = (transport->remote->fetch_tags == 1); if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET) tags = TAGS_SET; if (transport->remote->fetch_tags == -1) tags = TAGS_UNSET; if (!transport->get_refs_list || !transport->fetch) die("Don't know how to fetch from %s", transport->url); /* if not appending, truncate FETCH_HEAD */ if (!append) { char *filename = git_path("FETCH_HEAD"); FILE *fp = fopen(filename, "w"); if (!fp) return error("cannot open %s: %s\n", filename, strerror(errno)); fclose(fp); } ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); if (!update_head_ok) check_not_current_branch(ref_map); for (rm = ref_map; rm; rm = rm->next) { if (rm->peer_ref) read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1); } if (tags == TAGS_DEFAULT && autotags) transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); if (fetch_refs(transport, ref_map)) { free_refs(ref_map); return 1; } free_refs(ref_map); /* if neither --no-tags nor --tags was specified, do automated tag * following ... */ if (tags == TAGS_DEFAULT && autotags) { struct ref **tail = &ref_map; ref_map = NULL; find_non_local_tags(transport, &ref_map, &tail); if (ref_map) { transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL); transport_set_option(transport, TRANS_OPT_DEPTH, "0"); fetch_refs(transport, ref_map); } free_refs(ref_map); } return 0; }
static int do_push(const char *repo, int flags) { int i, errs; struct remote *remote = remote_get(repo); if (!remote) die("bad repository '%s'", repo); if (remote->mirror) flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE); if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) && refspec) return -1; if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) == (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) { return error("--all and --mirror are incompatible"); } if (!refspec && !(flags & TRANSPORT_PUSH_ALL) && remote->push_refspec_nr) { refspec = remote->push_refspec; refspec_nr = remote->push_refspec_nr; } errs = 0; for (i = 0; i < remote->url_nr; i++) { struct transport *transport = transport_get(remote, remote->url[i]); int err; if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); if (thin) transport_set_option(transport, TRANS_OPT_THIN, "yes"); if (verbose) fprintf(stderr, "Pushing to %s\n", remote->url[i]); err = transport_push(transport, refspec_nr, refspec, flags); err |= transport_disconnect(transport); if (!err) continue; error("failed to push some refs to '%s'", remote->url[i]); errs++; } return !!errs; }
static int push_with_options(struct transport *transport, struct refspec *rs, int flags) { int err; unsigned int reject_reasons; transport_set_verbosity(transport, verbosity, progress); transport->family = family; if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); transport_set_option(transport, TRANS_OPT_THIN, thin ? "yes" : NULL); if (!is_empty_cas(&cas)) { if (!transport->smart_options) die("underlying transport does not support --%s option", CAS_OPT_NAME); transport->smart_options->cas = &cas; } if (verbosity > 0) fprintf(stderr, _("Pushing to %s\n"), transport->url); err = transport_push(the_repository, transport, rs, flags, &reject_reasons); if (err != 0) { fprintf(stderr, "%s", push_get_color(PUSH_COLOR_ERROR)); error(_("failed to push some refs to '%s'"), transport->url); fprintf(stderr, "%s", push_get_color(PUSH_COLOR_RESET)); } err |= transport_disconnect(transport); if (!err) return 0; if (reject_reasons & REJECT_NON_FF_HEAD) { advise_pull_before_push(); } else if (reject_reasons & REJECT_NON_FF_OTHER) { advise_checkout_pull_push(); } else if (reject_reasons & REJECT_ALREADY_EXISTS) { advise_ref_already_exists(); } else if (reject_reasons & REJECT_FETCH_FIRST) { advise_ref_fetch_first(); } else if (reject_reasons & REJECT_NEEDS_FORCE) { advise_ref_needs_force(); } return 1; }
static void fetch_refs(const char *remote_name, struct ref *ref) { struct remote *remote; struct transport *transport; int original_fetch_if_missing = fetch_if_missing; fetch_if_missing = 0; remote = remote_get(remote_name); if (!remote->url[0]) die(_("Remote with no URL")); transport = transport_get(remote, remote->url[0]); transport_set_option(transport, TRANS_OPT_FROM_PROMISOR, "1"); transport_set_option(transport, TRANS_OPT_NO_DEPENDENTS, "1"); transport_fetch_refs(transport, ref); fetch_if_missing = original_fetch_if_missing; }
static void set_option(const char *name, const char *value) { int r = transport_set_option(transport, name, value); if (r < 0) die("Option \"%s\" value \"%s\" is not valid for %s", name, value, transport->url); if (r > 0) warning("Option \"%s\" is ignored for %s\n", name, transport->url); }
static int push_with_options(struct transport *transport, int flags) { int err; unsigned int reject_reasons; transport_set_verbosity(transport, verbosity, progress); if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); if (thin) transport_set_option(transport, TRANS_OPT_THIN, "yes"); if (verbosity > 0) fprintf(stderr, _("Pushing to %s\n"), transport->url); err = transport_push(transport, refspec_nr, refspec, flags, &reject_reasons); if (err != 0) error(_("failed to push some refs to '%s'"), transport->url); err |= transport_disconnect(transport); if (!err) return 0; if (reject_reasons & REJECT_NON_FF_HEAD) { advise_pull_before_push(); } else if (reject_reasons & REJECT_NON_FF_OTHER) { if (default_matching_used) advise_use_upstream(); else advise_checkout_pull_push(); } else if (reject_reasons & REJECT_ALREADY_EXISTS) { advise_ref_already_exists(); } else if (reject_reasons & REJECT_FETCH_FIRST) { advise_ref_fetch_first(); } else if (reject_reasons & REJECT_NEEDS_FORCE) { advise_ref_needs_force(); } return 1; }
static int push_with_options(struct transport *transport, int flags) { int err; int nonfastforward; transport_set_verbosity(transport, verbosity, progress); if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); if (thin) transport_set_option(transport, TRANS_OPT_THIN, "yes"); if (verbosity > 0) fprintf(stderr, _("Pushing to %s\n"), transport->url); err = transport_push(transport, refspec_nr, refspec, flags, &nonfastforward); if (err != 0) error(_("failed to push some refs to '%s'"), transport->url); err |= transport_disconnect(transport); if (!err) return 0; switch (nonfastforward) { default: break; case NON_FF_HEAD: advise_pull_before_push(); break; case NON_FF_OTHER: if (default_matching_used) advise_use_upstream(); else advise_checkout_pull_push(); break; } return 1; }
int cmd_clone(int argc, const char **argv, const char *prefix) { int use_local_hardlinks = 1; int use_separate_remote = 1; int is_bundle = 0; struct stat buf; const char *repo_name, *repo, *work_tree, *git_dir; char *path, *dir; const struct ref *refs, *head_points_at, *remote_head, *mapped_refs; char branch_top[256], key[256], value[256]; struct strbuf reflog_msg = STRBUF_INIT; struct transport *transport = NULL; char *src_ref_prefix = "refs/heads/"; struct refspec refspec; junk_pid = getpid(); argc = parse_options(argc, argv, builtin_clone_options, builtin_clone_usage, 0); if (argc == 0) die("You must specify a repository to clone."); if (option_no_hardlinks) use_local_hardlinks = 0; if (option_mirror) option_bare = 1; if (option_bare) { if (option_origin) die("--bare and --origin %s options are incompatible.", option_origin); option_no_checkout = 1; use_separate_remote = 0; } if (!option_origin) option_origin = "origin"; repo_name = argv[0]; path = get_repo_path(repo_name, &is_bundle); if (path) repo = xstrdup(make_nonrelative_path(repo_name)); else if (!strchr(repo_name, ':')) repo = xstrdup(make_absolute_path(repo_name)); else repo = repo_name; if (argc == 2) dir = xstrdup(argv[1]); else dir = guess_dir_name(repo_name, is_bundle, option_bare); strip_trailing_slashes(dir); if (!stat(dir, &buf)) die("destination directory '%s' already exists.", dir); strbuf_addf(&reflog_msg, "clone: from %s", repo); if (option_bare) work_tree = NULL; else { work_tree = getenv("GIT_WORK_TREE"); if (work_tree && !stat(work_tree, &buf)) die("working tree '%s' already exists.", work_tree); } if (option_bare || work_tree) git_dir = xstrdup(dir); else { work_tree = dir; git_dir = xstrdup(mkpath("%s/.git", dir)); } if (!option_bare) { junk_work_tree = work_tree; if (safe_create_leading_directories_const(work_tree) < 0) die("could not create leading directories of '%s': %s", work_tree, strerror(errno)); if (mkdir(work_tree, 0755)) die("could not create work tree dir '%s': %s.", work_tree, strerror(errno)); set_git_work_tree(work_tree); } junk_git_dir = git_dir; atexit(remove_junk); signal(SIGINT, remove_junk_on_signal); setenv(CONFIG_ENVIRONMENT, xstrdup(mkpath("%s/config", git_dir)), 1); if (safe_create_leading_directories_const(git_dir) < 0) die("could not create leading directories of '%s'", git_dir); set_git_dir(make_absolute_path(git_dir)); init_db(option_template, option_quiet ? INIT_DB_QUIET : 0); /* * At this point, the config exists, so we do not need the * environment variable. We actually need to unset it, too, to * re-enable parsing of the global configs. */ unsetenv(CONFIG_ENVIRONMENT); if (option_reference) setup_reference(git_dir); git_config(git_default_config, NULL); if (option_bare) { if (option_mirror) src_ref_prefix = "refs/"; strcpy(branch_top, src_ref_prefix); git_config_set("core.bare", "true"); } else { snprintf(branch_top, sizeof(branch_top), "refs/remotes/%s/", option_origin); } if (option_mirror || !option_bare) { /* Configure the remote */ if (option_mirror) { snprintf(key, sizeof(key), "remote.%s.mirror", option_origin); git_config_set(key, "true"); } snprintf(key, sizeof(key), "remote.%s.url", option_origin); git_config_set(key, repo); snprintf(key, sizeof(key), "remote.%s.fetch", option_origin); snprintf(value, sizeof(value), "+%s*:%s*", src_ref_prefix, branch_top); git_config_set_multivar(key, value, "^$", 0); } refspec.force = 0; refspec.pattern = 1; refspec.src = src_ref_prefix; refspec.dst = branch_top; if (path && !is_bundle) refs = clone_local(path, git_dir); else { struct remote *remote = remote_get(argv[0]); transport = transport_get(remote, remote->url[0]); if (!transport->get_refs_list || !transport->fetch) die("Don't know how to clone %s", transport->url); transport_set_option(transport, TRANS_OPT_KEEP, "yes"); if (option_depth) transport_set_option(transport, TRANS_OPT_DEPTH, option_depth); if (option_quiet) transport->verbose = -1; else if (option_verbose) transport->progress = 1; if (option_upload_pack) transport_set_option(transport, TRANS_OPT_UPLOADPACK, option_upload_pack); refs = transport_get_remote_refs(transport); transport_fetch_refs(transport, refs); } clear_extra_refs(); mapped_refs = write_remote_refs(refs, &refspec, reflog_msg.buf); head_points_at = locate_head(refs, mapped_refs, &remote_head); if (head_points_at) { /* Local default branch link */ create_symref("HEAD", head_points_at->name, NULL); if (!option_bare) { struct strbuf head_ref = STRBUF_INIT; const char *head = head_points_at->name; if (!prefixcmp(head, "refs/heads/")) head += 11; /* Set up the initial local branch */ /* Local branch initial value */ update_ref(reflog_msg.buf, "HEAD", head_points_at->old_sha1, NULL, 0, DIE_ON_ERR); strbuf_addstr(&head_ref, branch_top); strbuf_addstr(&head_ref, "HEAD"); /* Remote branch link */ create_symref(head_ref.buf, head_points_at->peer_ref->name, reflog_msg.buf); snprintf(key, sizeof(key), "branch.%s.remote", head); git_config_set(key, option_origin); snprintf(key, sizeof(key), "branch.%s.merge", head); git_config_set(key, head_points_at->name); } } else if (remote_head) { /* Source had detached HEAD pointing somewhere. */ if (!option_bare) update_ref(reflog_msg.buf, "HEAD", remote_head->old_sha1, NULL, REF_NODEREF, DIE_ON_ERR); } else { /* Nothing to checkout out */ if (!option_no_checkout) warning("remote HEAD refers to nonexistent ref, " "unable to checkout.\n"); option_no_checkout = 1; } if (transport) transport_unlock_pack(transport); if (!option_no_checkout) { struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); struct unpack_trees_options opts; struct tree *tree; struct tree_desc t; int fd; /* We need to be in the new work tree for the checkout */ setup_work_tree(); fd = hold_locked_index(lock_file, 1); memset(&opts, 0, sizeof opts); opts.update = 1; opts.merge = 1; opts.fn = oneway_merge; opts.verbose_update = !option_quiet; opts.src_index = &the_index; opts.dst_index = &the_index; tree = parse_tree_indirect(remote_head->old_sha1); parse_tree(tree); init_tree_desc(&t, tree->buffer, tree->size); unpack_trees(1, &t, &opts); if (write_cache(fd, active_cache, active_nr) || commit_locked_index(lock_file)) die("unable to write new index file"); } strbuf_release(&reflog_msg); junk_pid = 0; return 0; }
int cmd_ls_remote(int argc, const char **argv, const char *prefix) { int i; const char *dest = NULL; int nongit; unsigned flags = 0; const char *uploadpack = NULL; const char **pattern = NULL; struct remote *remote; struct transport *transport; const struct ref *ref; setup_git_directory_gently(&nongit); for (i = 1; i < argc; i++) { const char *arg = argv[i]; if (*arg == '-') { if (!prefixcmp(arg, "--upload-pack=")) { uploadpack = arg + 14; continue; } if (!prefixcmp(arg, "--exec=")) { uploadpack = arg + 7; continue; } if (!strcmp("--tags", arg) || !strcmp("-t", arg)) { flags |= REF_TAGS; continue; } if (!strcmp("--heads", arg) || !strcmp("-h", arg)) { flags |= REF_HEADS; continue; } if (!strcmp("--refs", arg)) { flags |= REF_NORMAL; continue; } usage(ls_remote_usage); } dest = arg; i++; break; } if (!dest) usage(ls_remote_usage); if (argv[i]) { int j; pattern = xcalloc(sizeof(const char *), argc - i + 1); for (j = i; j < argc; j++) { int len = strlen(argv[j]); char *p = xmalloc(len + 3); sprintf(p, "*/%s", argv[j]); pattern[j - i] = p; } } remote = nongit ? NULL : remote_get(dest); if (remote && !remote->url_nr) die("remote %s has no configured URL", dest); transport = transport_get(remote, remote ? remote->url[0] : dest); if (uploadpack != NULL) transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); ref = transport_get_remote_refs(transport); if (transport_disconnect(transport)) return 1; for ( ; ref; ref = ref->next) { if (!check_ref_type(ref, flags)) continue; if (!tail_match(pattern, ref->name)) continue; printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name); } return 0; }
int cmd_clone(int argc, const char **argv, const char *prefix) { int is_bundle = 0, is_local; struct stat buf; const char *repo_name, *repo, *work_tree, *git_dir; char *path, *dir; int dest_exists; const struct ref *refs, *remote_head; const struct ref *remote_head_points_at; const struct ref *our_head_points_at; struct ref *mapped_refs; const struct ref *ref; struct strbuf key = STRBUF_INIT, value = STRBUF_INIT; struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT; struct transport *transport = NULL; const char *src_ref_prefix = "refs/heads/"; struct remote *remote; int err = 0, complete_refs_before_fetch = 1; struct refspec *refspec; const char *fetch_pattern; packet_trace_identity("clone"); argc = parse_options(argc, argv, prefix, builtin_clone_options, builtin_clone_usage, 0); if (argc > 2) usage_msg_opt(_("Too many arguments."), builtin_clone_usage, builtin_clone_options); if (argc == 0) usage_msg_opt(_("You must specify a repository to clone."), builtin_clone_usage, builtin_clone_options); if (option_single_branch == -1) option_single_branch = option_depth ? 1 : 0; if (option_mirror) option_bare = 1; if (option_bare) { if (option_origin) die(_("--bare and --origin %s options are incompatible."), option_origin); if (real_git_dir) die(_("--bare and --separate-git-dir are incompatible.")); option_no_checkout = 1; } if (!option_origin) option_origin = "origin"; repo_name = argv[0]; path = get_repo_path(repo_name, &is_bundle); if (path) repo = xstrdup(absolute_path(repo_name)); else if (!strchr(repo_name, ':')) die(_("repository '%s' does not exist"), repo_name); else repo = repo_name; /* no need to be strict, transport_set_option() will validate it again */ if (option_depth && atoi(option_depth) < 1) die(_("depth %s is not a positive number"), option_depth); if (argc == 2) dir = xstrdup(argv[1]); else dir = guess_dir_name(repo_name, is_bundle, option_bare); strip_trailing_slashes(dir); dest_exists = !stat(dir, &buf); if (dest_exists && !is_empty_dir(dir)) die(_("destination path '%s' already exists and is not " "an empty directory."), dir); strbuf_addf(&reflog_msg, "clone: from %s", repo); if (option_bare) work_tree = NULL; else { work_tree = getenv("GIT_WORK_TREE"); if (work_tree && !stat(work_tree, &buf)) die(_("working tree '%s' already exists."), work_tree); } if (option_bare || work_tree) git_dir = xstrdup(dir); else { work_tree = dir; git_dir = mkpathdup("%s/.git", dir); } if (!option_bare) { junk_work_tree = work_tree; if (safe_create_leading_directories_const(work_tree) < 0) die_errno(_("could not create leading directories of '%s'"), work_tree); if (!dest_exists && mkdir(work_tree, 0777)) die_errno(_("could not create work tree dir '%s'."), work_tree); set_git_work_tree(work_tree); } junk_git_dir = git_dir; atexit(remove_junk); sigchain_push_common(remove_junk_on_signal); if (safe_create_leading_directories_const(git_dir) < 0) die(_("could not create leading directories of '%s'"), git_dir); set_git_dir_init(git_dir, real_git_dir, 0); if (real_git_dir) { git_dir = real_git_dir; junk_git_dir = real_git_dir; } if (0 <= option_verbosity) { if (option_bare) fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir); else fprintf(stderr, _("Cloning into '%s'...\n"), dir); } init_db(option_template, INIT_DB_QUIET); write_config(&option_config); git_config(git_default_config, NULL); if (option_bare) { if (option_mirror) src_ref_prefix = "refs/"; strbuf_addstr(&branch_top, src_ref_prefix); git_config_set("core.bare", "true"); } else { strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin); } strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf); strbuf_addf(&key, "remote.%s.url", option_origin); git_config_set(key.buf, repo); strbuf_reset(&key); if (option_reference.nr) setup_reference(); else if (option_dissociate) { warning(_("--dissociate given, but there is no --reference")); option_dissociate = 0; } fetch_pattern = value.buf; refspec = parse_fetch_refspec(1, &fetch_pattern); strbuf_reset(&value); remote = remote_get(option_origin); transport = transport_get(remote, remote->url[0]); path = get_repo_path(remote->url[0], &is_bundle); is_local = option_local != 0 && path && !is_bundle; if (is_local) { if (option_depth) warning(_("--depth is ignored in local clones; use file:// instead.")); if (!access(mkpath("%s/shallow", path), F_OK)) { if (option_local > 0) warning(_("source repository is shallow, ignoring --local")); is_local = 0; } } if (option_local > 0 && !is_local) warning(_("--local is ignored")); transport->cloning = 1; if (!transport->get_refs_list || (!is_local && !transport->fetch)) die(_("Don't know how to clone %s"), transport->url); transport_set_option(transport, TRANS_OPT_KEEP, "yes"); if (option_depth) transport_set_option(transport, TRANS_OPT_DEPTH, option_depth); if (option_single_branch) transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); transport_set_verbosity(transport, option_verbosity, option_progress); if (option_upload_pack) transport_set_option(transport, TRANS_OPT_UPLOADPACK, option_upload_pack); if (transport->smart_options && !option_depth) transport->smart_options->check_self_contained_and_connected = 1; refs = transport_get_remote_refs(transport); if (refs) { mapped_refs = wanted_peer_refs(refs, refspec); /* * transport_get_remote_refs() may return refs with null sha-1 * in mapped_refs (see struct transport->get_refs_list * comment). In that case we need fetch it early because * remote_head code below relies on it. * * for normal clones, transport_get_remote_refs() should * return reliable ref set, we can delay cloning until after * remote HEAD check. */ for (ref = refs; ref; ref = ref->next) if (is_null_sha1(ref->old_sha1)) { complete_refs_before_fetch = 0; break; } if (!is_local && !complete_refs_before_fetch) transport_fetch_refs(transport, mapped_refs); remote_head = find_ref_by_name(refs, "HEAD"); remote_head_points_at = guess_remote_head(remote_head, mapped_refs, 0); if (option_branch) { our_head_points_at = find_remote_branch(mapped_refs, option_branch); if (!our_head_points_at) die(_("Remote branch %s not found in upstream %s"), option_branch, option_origin); } else our_head_points_at = remote_head_points_at; } else { if (option_branch) die(_("Remote branch %s not found in upstream %s"), option_branch, option_origin); warning(_("You appear to have cloned an empty repository.")); mapped_refs = NULL; our_head_points_at = NULL; remote_head_points_at = NULL; remote_head = NULL; option_no_checkout = 1; if (!option_bare) install_branch_config(0, "master", option_origin, "refs/heads/master"); } write_refspec_config(src_ref_prefix, our_head_points_at, remote_head_points_at, &branch_top); if (is_local) clone_local(path, git_dir); else if (refs && complete_refs_before_fetch) transport_fetch_refs(transport, mapped_refs); update_remote_refs(refs, mapped_refs, remote_head_points_at, branch_top.buf, reflog_msg.buf, transport, !is_local); update_head(our_head_points_at, remote_head, reflog_msg.buf); transport_unlock_pack(transport); transport_disconnect(transport); if (option_dissociate) dissociate_from_references(); junk_mode = JUNK_LEAVE_REPO; err = checkout(); strbuf_release(&reflog_msg); strbuf_release(&branch_top); strbuf_release(&key); strbuf_release(&value); junk_mode = JUNK_LEAVE_ALL; free(refspec); return err; }
static int do_push(const char *repo, int flags) { int i, errs; struct remote *remote = remote_get(repo); const char **url; int url_nr; if (!remote) { if (repo) die("bad repository '%s'", repo); die("No destination configured to push to."); } if (remote->mirror) flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE); if ((flags & TRANSPORT_PUSH_ALL) && refspec) { if (!strcmp(*refspec, "refs/tags/*")) return error("--all and --tags are incompatible"); return error("--all can't be combined with refspecs"); } if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) { if (!strcmp(*refspec, "refs/tags/*")) return error("--mirror and --tags are incompatible"); return error("--mirror can't be combined with refspecs"); } if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) == (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) { return error("--all and --mirror are incompatible"); } if (!refspec && !(flags & TRANSPORT_PUSH_ALL)) { if (remote->push_refspec_nr) { refspec = remote->push_refspec; refspec_nr = remote->push_refspec_nr; } else if (!(flags & TRANSPORT_PUSH_MIRROR)) setup_default_push_refspecs(); } errs = 0; if (remote->pushurl_nr) { url = remote->pushurl; url_nr = remote->pushurl_nr; } else { url = remote->url; url_nr = remote->url_nr; } for (i = 0; i < url_nr; i++) { struct transport *transport = transport_get(remote, url[i]); int err; int nonfastforward; if (receivepack) transport_set_option(transport, TRANS_OPT_RECEIVEPACK, receivepack); if (thin) transport_set_option(transport, TRANS_OPT_THIN, "yes"); if (flags & TRANSPORT_PUSH_VERBOSE) fprintf(stderr, "Pushing to %s\n", url[i]); err = transport_push(transport, refspec_nr, refspec, flags, &nonfastforward); err |= transport_disconnect(transport); if (!err) continue; error("failed to push some refs to '%s'", url[i]); if (nonfastforward && advice_push_nonfastforward) { printf("To prevent you from losing history, non-fast-forward updates were rejected\n" "Merge the remote changes before pushing again. See the 'non-fast forward'\n" "section of 'git push --help' for details.\n"); } errs++; } return !!errs; }
static int do_fetch(struct transport *transport, struct refspec *refs, int ref_count) { struct string_list existing_refs = { NULL, 0, 0, 0 }; struct string_list_item *peer_item = NULL; struct ref *ref_map; struct ref *rm; int autotags = (transport->remote->fetch_tags == 1); for_each_ref(add_existing, &existing_refs); if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET) tags = TAGS_SET; if (transport->remote->fetch_tags == -1) tags = TAGS_UNSET; if (!transport->get_refs_list || !transport->fetch) die("Don't know how to fetch from %s", transport->url); /* if not appending, truncate FETCH_HEAD */ if (!append && !dry_run) { int errcode = truncate_fetch_head(); if (errcode) return errcode; } ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); if (!update_head_ok) check_not_current_branch(ref_map); for (rm = ref_map; rm; rm = rm->next) { if (rm->peer_ref) { peer_item = string_list_lookup(rm->peer_ref->name, &existing_refs); if (peer_item) hashcpy(rm->peer_ref->old_sha1, peer_item->util); } } if (tags == TAGS_DEFAULT && autotags) transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); if (fetch_refs(transport, ref_map)) { free_refs(ref_map); return 1; } if (prune) prune_refs(transport, ref_map); free_refs(ref_map); /* if neither --no-tags nor --tags was specified, do automated tag * following ... */ if (tags == TAGS_DEFAULT && autotags) { struct ref **tail = &ref_map; ref_map = NULL; find_non_local_tags(transport, &ref_map, &tail); if (ref_map) { transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL); transport_set_option(transport, TRANS_OPT_DEPTH, "0"); fetch_refs(transport, ref_map); } free_refs(ref_map); } return 0; }
int cmd_ls_remote(int argc, const char **argv, const char *prefix) { const char *dest = NULL; unsigned flags = 0; int get_url = 0; int quiet = 0; int status = 0; int show_symref_target = 0; const char *uploadpack = NULL; const char **pattern = NULL; struct argv_array ref_prefixes = ARGV_ARRAY_INIT; int i; struct remote *remote; struct transport *transport; const struct ref *ref; struct ref_array ref_array; static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting; struct option options[] = { OPT__QUIET(&quiet, N_("do not print remote URL")), OPT_STRING(0, "upload-pack", &uploadpack, N_("exec"), N_("path of git-upload-pack on the remote host")), { OPTION_STRING, 0, "exec", &uploadpack, N_("exec"), N_("path of git-upload-pack on the remote host"), PARSE_OPT_HIDDEN }, OPT_BIT('t', "tags", &flags, N_("limit to tags"), REF_TAGS), OPT_BIT('h', "heads", &flags, N_("limit to heads"), REF_HEADS), OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL), OPT_BOOL(0, "get-url", &get_url, N_("take url.<base>.insteadOf into account")), OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"), N_("field name to sort on"), &parse_opt_ref_sorting), OPT_SET_INT_F(0, "exit-code", &status, N_("exit with exit code 2 if no matching refs are found"), 2, PARSE_OPT_NOCOMPLETE), OPT_BOOL(0, "symref", &show_symref_target, N_("show underlying ref in addition to the object pointed by it")), OPT_END() }; memset(&ref_array, 0, sizeof(ref_array)); argc = parse_options(argc, argv, prefix, options, ls_remote_usage, PARSE_OPT_STOP_AT_NON_OPTION); dest = argv[0]; if (argc > 1) { int i; pattern = xcalloc(argc, sizeof(const char *)); for (i = 1; i < argc; i++) { const char *glob; pattern[i - 1] = xstrfmt("*/%s", argv[i]); glob = strchr(argv[i], '*'); if (glob) argv_array_pushf(&ref_prefixes, "%.*s", (int)(glob - argv[i]), argv[i]); else expand_ref_prefix(&ref_prefixes, argv[i]); } } remote = remote_get(dest); if (!remote) { if (dest) die("bad repository '%s'", dest); die("No remote configured to list refs from."); } if (!remote->url_nr) die("remote %s has no configured URL", dest); if (get_url) { printf("%s\n", *remote->url); UNLEAK(sorting); return 0; } transport = transport_get(remote, NULL); if (uploadpack != NULL) transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); ref = transport_get_remote_refs(transport, &ref_prefixes); if (transport_disconnect(transport)) { UNLEAK(sorting); return 1; } if (!dest && !quiet) fprintf(stderr, "From %s\n", *remote->url); for ( ; ref; ref = ref->next) { struct ref_array_item *item; if (!check_ref_type(ref, flags)) continue; if (!tail_match(pattern, ref->name)) continue; item = ref_array_push(&ref_array, ref->name, &ref->old_oid); item->symref = xstrdup_or_null(ref->symref); } if (sorting) ref_array_sort(sorting, &ref_array); for (i = 0; i < ref_array.nr; i++) { const struct ref_array_item *ref = ref_array.items[i]; if (show_symref_target && ref->symref) printf("ref: %s\t%s\n", ref->symref, ref->refname); printf("%s\t%s\n", oid_to_hex(&ref->objectname), ref->refname); status = 0; /* we found something */ } UNLEAK(sorting); UNLEAK(ref_array); return status; }
int cmd_clone(int argc, const char **argv, const char *prefix) { int is_bundle = 0; struct stat buf; const char *repo_name, *repo, *work_tree, *git_dir; char *path, *dir; int dest_exists; const struct ref *refs, *remote_head; const struct ref *remote_head_points_at; const struct ref *our_head_points_at; struct ref *mapped_refs; struct strbuf key = STRBUF_INIT, value = STRBUF_INIT; struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT; struct transport *transport = NULL; char *src_ref_prefix = "refs/heads/"; int err = 0; struct refspec *refspec; const char *fetch_pattern; junk_pid = getpid(); argc = parse_options(argc, argv, prefix, builtin_clone_options, builtin_clone_usage, 0); if (argc > 2) usage_msg_opt("Too many arguments.", builtin_clone_usage, builtin_clone_options); if (argc == 0) usage_msg_opt("You must specify a repository to clone.", builtin_clone_usage, builtin_clone_options); if (option_mirror) option_bare = 1; if (option_bare) { if (option_origin) die("--bare and --origin %s options are incompatible.", option_origin); option_no_checkout = 1; } if (!option_origin) option_origin = "origin"; repo_name = argv[0]; path = get_repo_path(repo_name, &is_bundle); if (path) repo = xstrdup(make_nonrelative_path(repo_name)); else if (!strchr(repo_name, ':')) repo = xstrdup(make_absolute_path(repo_name)); else repo = repo_name; if (argc == 2) dir = xstrdup(argv[1]); else dir = guess_dir_name(repo_name, is_bundle, option_bare); strip_trailing_slashes(dir); dest_exists = !stat(dir, &buf); if (dest_exists && !is_empty_dir(dir)) die("destination path '%s' already exists and is not " "an empty directory.", dir); strbuf_addf(&reflog_msg, "clone: from %s", repo); if (option_bare) work_tree = NULL; else { work_tree = getenv("GIT_WORK_TREE"); if (work_tree && !stat(work_tree, &buf)) die("working tree '%s' already exists.", work_tree); } if (option_bare || work_tree) git_dir = xstrdup(dir); else { work_tree = dir; git_dir = xstrdup(mkpath("%s/.git", dir)); } if (!option_bare) { junk_work_tree = work_tree; if (safe_create_leading_directories_const(work_tree) < 0) die_errno("could not create leading directories of '%s'", work_tree); if (!dest_exists && mkdir(work_tree, 0755)) die_errno("could not create work tree dir '%s'.", work_tree); set_git_work_tree(work_tree); } junk_git_dir = git_dir; atexit(remove_junk); sigchain_push_common(remove_junk_on_signal); setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1); if (safe_create_leading_directories_const(git_dir) < 0) die("could not create leading directories of '%s'", git_dir); set_git_dir(make_absolute_path(git_dir)); init_db(option_template, option_quiet ? INIT_DB_QUIET : 0); /* * At this point, the config exists, so we do not need the * environment variable. We actually need to unset it, too, to * re-enable parsing of the global configs. */ unsetenv(CONFIG_ENVIRONMENT); if (option_reference) setup_reference(git_dir); git_config(git_default_config, NULL); if (option_bare) { if (option_mirror) src_ref_prefix = "refs/"; strbuf_addstr(&branch_top, src_ref_prefix); git_config_set("core.bare", "true"); } else { strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin); } strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf); if (option_mirror || !option_bare) { /* Configure the remote */ strbuf_addf(&key, "remote.%s.fetch", option_origin); git_config_set_multivar(key.buf, value.buf, "^$", 0); strbuf_reset(&key); if (option_mirror) { strbuf_addf(&key, "remote.%s.mirror", option_origin); git_config_set(key.buf, "true"); strbuf_reset(&key); } strbuf_addf(&key, "remote.%s.url", option_origin); git_config_set(key.buf, repo); strbuf_reset(&key); } fetch_pattern = value.buf; refspec = parse_fetch_refspec(1, &fetch_pattern); strbuf_reset(&value); if (path && !is_bundle) { refs = clone_local(path, git_dir); mapped_refs = wanted_peer_refs(refs, refspec); } else { struct remote *remote = remote_get(argv[0]); transport = transport_get(remote, remote->url[0]); if (!transport->get_refs_list || !transport->fetch) die("Don't know how to clone %s", transport->url); transport_set_option(transport, TRANS_OPT_KEEP, "yes"); if (option_depth) transport_set_option(transport, TRANS_OPT_DEPTH, option_depth); if (option_quiet) transport->verbose = -1; else if (option_verbose) transport->verbose = 1; if (option_progress) transport->progress = 1; if (option_upload_pack) transport_set_option(transport, TRANS_OPT_UPLOADPACK, option_upload_pack); refs = transport_get_remote_refs(transport); if (refs) { mapped_refs = wanted_peer_refs(refs, refspec); transport_fetch_refs(transport, mapped_refs); } } if (refs) { clear_extra_refs(); write_remote_refs(mapped_refs); remote_head = find_ref_by_name(refs, "HEAD"); remote_head_points_at = guess_remote_head(remote_head, mapped_refs, 0); if (option_branch) { struct strbuf head = STRBUF_INIT; strbuf_addstr(&head, src_ref_prefix); strbuf_addstr(&head, option_branch); our_head_points_at = find_ref_by_name(mapped_refs, head.buf); strbuf_release(&head); if (!our_head_points_at) { warning("Remote branch %s not found in " "upstream %s, using HEAD instead", option_branch, option_origin); our_head_points_at = remote_head_points_at; } } else our_head_points_at = remote_head_points_at; } else { warning("You appear to have cloned an empty repository."); our_head_points_at = NULL; remote_head_points_at = NULL; remote_head = NULL; option_no_checkout = 1; if (!option_bare) install_branch_config(0, "master", option_origin, "refs/heads/master"); } if (remote_head_points_at && !option_bare) { struct strbuf head_ref = STRBUF_INIT; strbuf_addstr(&head_ref, branch_top.buf); strbuf_addstr(&head_ref, "HEAD"); create_symref(head_ref.buf, remote_head_points_at->peer_ref->name, reflog_msg.buf); } if (our_head_points_at) { /* Local default branch link */ create_symref("HEAD", our_head_points_at->name, NULL); if (!option_bare) { const char *head = skip_prefix(our_head_points_at->name, "refs/heads/"); update_ref(reflog_msg.buf, "HEAD", our_head_points_at->old_sha1, NULL, 0, DIE_ON_ERR); install_branch_config(0, head, option_origin, our_head_points_at->name); } } else if (remote_head) { /* Source had detached HEAD pointing somewhere. */ if (!option_bare) { update_ref(reflog_msg.buf, "HEAD", remote_head->old_sha1, NULL, REF_NODEREF, DIE_ON_ERR); our_head_points_at = remote_head; } } else { /* Nothing to checkout out */ if (!option_no_checkout) warning("remote HEAD refers to nonexistent ref, " "unable to checkout.\n"); option_no_checkout = 1; } if (transport) { transport_unlock_pack(transport); transport_disconnect(transport); } if (!option_no_checkout) { struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); struct unpack_trees_options opts; struct tree *tree; struct tree_desc t; int fd; /* We need to be in the new work tree for the checkout */ setup_work_tree(); fd = hold_locked_index(lock_file, 1); memset(&opts, 0, sizeof opts); opts.update = 1; opts.merge = 1; opts.fn = oneway_merge; opts.verbose_update = !option_quiet; opts.src_index = &the_index; opts.dst_index = &the_index; tree = parse_tree_indirect(our_head_points_at->old_sha1); parse_tree(tree); init_tree_desc(&t, tree->buffer, tree->size); unpack_trees(1, &t, &opts); if (write_cache(fd, active_cache, active_nr) || commit_locked_index(lock_file)) die("unable to write new index file"); err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1), sha1_to_hex(our_head_points_at->old_sha1), "1", NULL); if (!err && option_recursive) err = run_command_v_opt(argv_submodule, RUN_GIT_CMD); } strbuf_release(&reflog_msg); strbuf_release(&branch_top); strbuf_release(&key); strbuf_release(&value); junk_pid = 0; return err; }
int cmd_ls_remote(int argc, const char **argv, const char *prefix) { int i; const char *dest = NULL; unsigned flags = 0; int get_url = 0; int quiet = 0; int status = 0; const char *uploadpack = NULL; const char **pattern = NULL; struct remote *remote; struct transport *transport; const struct ref *ref; if (argc == 2 && !strcmp("-h", argv[1])) usage(ls_remote_usage); for (i = 1; i < argc; i++) { const char *arg = argv[i]; if (*arg == '-') { if (starts_with(arg, "--upload-pack=")) { uploadpack = arg + 14; continue; } if (starts_with(arg, "--exec=")) { uploadpack = arg + 7; continue; } if (!strcmp("--tags", arg) || !strcmp("-t", arg)) { flags |= REF_TAGS; continue; } if (!strcmp("--heads", arg) || !strcmp("-h", arg)) { flags |= REF_HEADS; continue; } if (!strcmp("--refs", arg)) { flags |= REF_NORMAL; continue; } if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) { quiet = 1; continue; } if (!strcmp("--get-url", arg)) { get_url = 1; continue; } if (!strcmp("--exit-code", arg)) { /* return this code if no refs are reported */ status = 2; continue; } usage(ls_remote_usage); } dest = arg; i++; break; } if (argv[i]) { int j; pattern = xcalloc(sizeof(const char *), argc - i + 1); for (j = i; j < argc; j++) { int len = strlen(argv[j]); char *p = xmalloc(len + 3); sprintf(p, "*/%s", argv[j]); pattern[j - i] = p; } } remote = remote_get(dest); if (!remote) { if (dest) die("bad repository '%s'", dest); die("No remote configured to list refs from."); } if (!remote->url_nr) die("remote %s has no configured URL", dest); if (get_url) { printf("%s\n", *remote->url); return 0; } transport = transport_get(remote, NULL); if (uploadpack != NULL) transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); ref = transport_get_remote_refs(transport); if (transport_disconnect(transport)) return 1; if (!dest && !quiet) fprintf(stderr, "From %s\n", *remote->url); for ( ; ref; ref = ref->next) { if (!check_ref_type(ref, flags)) continue; if (!tail_match(pattern, ref->name)) continue; printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name); status = 0; /* we found something */ } return status; }
int cmd_ls_remote(int argc, const char **argv, const char *prefix) { const char *dest = NULL; unsigned flags = 0; int get_url = 0; int quiet = 0; int status = 0; int show_symref_target = 0; const char *uploadpack = NULL; const char **pattern = NULL; struct remote *remote; struct transport *transport; const struct ref *ref; struct option options[] = { OPT__QUIET(&quiet, N_("do not print remote URL")), OPT_STRING(0, "upload-pack", &uploadpack, N_("exec"), N_("path of git-upload-pack on the remote host")), { OPTION_STRING, 0, "exec", &uploadpack, N_("exec"), N_("path of git-upload-pack on the remote host"), PARSE_OPT_HIDDEN }, OPT_BIT('t', "tags", &flags, N_("limit to tags"), REF_TAGS), OPT_BIT('h', "heads", &flags, N_("limit to heads"), REF_HEADS), OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL), OPT_BOOL(0, "get-url", &get_url, N_("take url.<base>.insteadOf into account")), OPT_SET_INT(0, "exit-code", &status, N_("exit with exit code 2 if no matching refs are found"), 2), OPT_BOOL(0, "symref", &show_symref_target, N_("show underlying ref in addition to the object pointed by it")), OPT_END() }; argc = parse_options(argc, argv, prefix, options, ls_remote_usage, PARSE_OPT_STOP_AT_NON_OPTION); dest = argv[0]; if (argc > 1) { int i; pattern = xcalloc(argc, sizeof(const char *)); for (i = 1; i < argc; i++) pattern[i - 1] = xstrfmt("*/%s", argv[i]); } remote = remote_get(dest); if (!remote) { if (dest) die("bad repository '%s'", dest); die("No remote configured to list refs from."); } if (!remote->url_nr) die("remote %s has no configured URL", dest); if (get_url) { printf("%s\n", *remote->url); return 0; } transport = transport_get(remote, NULL); if (uploadpack != NULL) transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); ref = transport_get_remote_refs(transport); if (transport_disconnect(transport)) return 1; if (!dest && !quiet) fprintf(stderr, "From %s\n", *remote->url); for ( ; ref; ref = ref->next) { if (!check_ref_type(ref, flags)) continue; if (!tail_match(pattern, ref->name)) continue; if (show_symref_target && ref->symref) printf("ref: %s\t%s\n", ref->symref, ref->name); printf("%s\t%s\n", oid_to_hex(&ref->old_oid), ref->name); status = 0; /* we found something */ } return status; }