static int graph_verify(int argc, const char **argv) { struct commit_graph *graph = NULL; char *graph_name; static struct option builtin_commit_graph_verify_options[] = { OPT_STRING(0, "object-dir", &opts.obj_dir, N_("dir"), N_("The object directory to store the graph")), OPT_END(), }; argc = parse_options(argc, argv, NULL, builtin_commit_graph_verify_options, builtin_commit_graph_verify_usage, 0); if (!opts.obj_dir) opts.obj_dir = get_object_directory(); graph_name = get_commit_graph_filename(opts.obj_dir); graph = load_commit_graph_one(graph_name); FREE_AND_NULL(graph_name); if (!graph) return 0; UNLEAK(graph); return verify_commit_graph(the_repository, graph); }
static int stash_working_tree(struct stash_info *info, struct pathspec ps) { int ret = 0; struct rev_info rev; struct child_process cp_upd_index = CHILD_PROCESS_INIT; struct strbuf diff_output = STRBUF_INIT; struct index_state istate = { NULL }; init_revisions(&rev, NULL); set_alternate_index_output(stash_index_path.buf); if (reset_tree(&info->i_tree, 0, 0)) { ret = -1; goto done; } set_alternate_index_output(NULL); rev.prune_data = ps; rev.diffopt.output_format = DIFF_FORMAT_CALLBACK; rev.diffopt.format_callback = add_diff_to_buf; rev.diffopt.format_callback_data = &diff_output; if (read_cache_preload(&rev.diffopt.pathspec) < 0) { ret = -1; goto done; } add_pending_object(&rev, parse_object(the_repository, &info->b_commit), ""); if (run_diff_index(&rev, 0)) { ret = -1; goto done; } cp_upd_index.git_cmd = 1; argv_array_pushl(&cp_upd_index.args, "update-index", "-z", "--add", "--remove", "--stdin", NULL); argv_array_pushf(&cp_upd_index.env_array, "GIT_INDEX_FILE=%s", stash_index_path.buf); if (pipe_command(&cp_upd_index, diff_output.buf, diff_output.len, NULL, 0, NULL, 0)) { ret = -1; goto done; } if (write_index_as_tree(&info->w_tree, &istate, stash_index_path.buf, 0, NULL)) { ret = -1; goto done; } done: discard_index(&istate); UNLEAK(rev); object_array_clear(&rev.pending); strbuf_release(&diff_output); remove_path(stash_index_path.buf); return ret; }
static int graph_read(int argc, const char **argv) { struct commit_graph *graph = NULL; char *graph_name; static struct option builtin_commit_graph_read_options[] = { OPT_STRING(0, "object-dir", &opts.obj_dir, N_("dir"), N_("The object directory to store the graph")), OPT_END(), }; argc = parse_options(argc, argv, NULL, builtin_commit_graph_read_options, builtin_commit_graph_read_usage, 0); if (!opts.obj_dir) opts.obj_dir = get_object_directory(); graph_name = get_commit_graph_filename(opts.obj_dir); graph = load_commit_graph_one(graph_name); if (!graph) die("graph file %s does not exist", graph_name); FREE_AND_NULL(graph_name); printf("header: %08x %d %d %d %d\n", ntohl(*(uint32_t*)graph->data), *(unsigned char*)(graph->data + 4), *(unsigned char*)(graph->data + 5), *(unsigned char*)(graph->data + 6), *(unsigned char*)(graph->data + 7)); printf("num_commits: %u\n", graph->num_commits); printf("chunks:"); if (graph->chunk_oid_fanout) printf(" oid_fanout"); if (graph->chunk_oid_lookup) printf(" oid_lookup"); if (graph->chunk_commit_data) printf(" commit_metadata"); if (graph->chunk_large_edges) printf(" large_edges"); printf("\n"); UNLEAK(graph); return 0; }
int cmd_diff_index(int argc, const char **argv, const char *prefix) { struct rev_info rev; int cached = 0; int i; int result; if (argc == 2 && !strcmp(argv[1], "-h")) usage(diff_cache_usage); git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ init_revisions(&rev, prefix); rev.abbrev = 0; precompose_argv(argc, argv); argc = setup_revisions(argc, argv, &rev, NULL); for (i = 1; i < argc; i++) { const char *arg = argv[i]; if (!strcmp(arg, "--cached")) cached = 1; else usage(diff_cache_usage); } if (!rev.diffopt.output_format) rev.diffopt.output_format = DIFF_FORMAT_RAW; /* * Make sure there is one revision (i.e. pending object), * and there is no revision filtering parameters. */ if (rev.pending.nr != 1 || rev.max_count != -1 || rev.min_age != -1 || rev.max_age != -1) usage(diff_cache_usage); if (!cached) { setup_work_tree(); if (read_cache_preload(&rev.diffopt.pathspec) < 0) { perror("read_cache_preload"); return -1; } } else if (read_cache() < 0) { perror("read_cache"); return -1; } result = run_diff_index(&rev, cached); UNLEAK(rev); return diff_result_code(&rev.diffopt, result); }
int cmd_add(int argc, const char **argv, const char *prefix) { int exit_status = 0; struct pathspec pathspec; struct dir_struct dir; int flags; int add_new_files; int require_pathspec; char *seen = NULL; struct lock_file lock_file = LOCK_INIT; git_config(add_config, NULL); argc = parse_options(argc, argv, prefix, builtin_add_options, builtin_add_usage, PARSE_OPT_KEEP_ARGV0); if (patch_interactive) add_interactive = 1; if (add_interactive) exit(interactive_add(argc - 1, argv + 1, prefix, patch_interactive)); if (edit_interactive) return(edit_patch(argc, argv, prefix)); argc--; argv++; if (0 <= addremove_explicit) addremove = addremove_explicit; else if (take_worktree_changes && ADDREMOVE_DEFAULT) addremove = 0; /* "-u" was given but not "-A" */ if (addremove && take_worktree_changes) die(_("-A and -u are mutually incompatible")); if (!take_worktree_changes && addremove_explicit < 0 && argc) /* Turn "git add pathspec..." to "git add -A pathspec..." */ addremove = 1; if (!show_only && ignore_missing) die(_("Option --ignore-missing can only be used together with --dry-run")); if (chmod_arg && ((chmod_arg[0] != '-' && chmod_arg[0] != '+') || chmod_arg[1] != 'x' || chmod_arg[2])) die(_("--chmod param '%s' must be either -x or +x"), chmod_arg); add_new_files = !take_worktree_changes && !refresh_only && !add_renormalize; require_pathspec = !(take_worktree_changes || (0 < addremove_explicit)); hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); flags = ((verbose ? ADD_CACHE_VERBOSE : 0) | (show_only ? ADD_CACHE_PRETEND : 0) | (intent_to_add ? ADD_CACHE_INTENT : 0) | (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0) | (!(addremove || take_worktree_changes) ? ADD_CACHE_IGNORE_REMOVAL : 0)); if (require_pathspec && argc == 0) { fprintf(stderr, _("Nothing specified, nothing added.\n")); fprintf(stderr, _("Maybe you wanted to say 'git add .'?\n")); return 0; } /* * Check the "pathspec '%s' did not match any files" block * below before enabling new magic. */ parse_pathspec(&pathspec, PATHSPEC_ATTR, PATHSPEC_PREFER_FULL | PATHSPEC_SYMLINK_LEADING_PATH, prefix, argv); if (read_cache_preload(&pathspec) < 0) die(_("index file corrupt")); die_in_unpopulated_submodule(&the_index, prefix); die_path_inside_submodule(&the_index, &pathspec); if (add_new_files) { int baselen; /* Set up the default git porcelain excludes */ memset(&dir, 0, sizeof(dir)); if (!ignored_too) { dir.flags |= DIR_COLLECT_IGNORED; setup_standard_excludes(&dir); } /* This picks up the paths that are not tracked */ baselen = fill_directory(&dir, &the_index, &pathspec); if (pathspec.nr) seen = prune_directory(&dir, &pathspec, baselen); } if (refresh_only) { refresh(verbose, &pathspec); goto finish; } if (pathspec.nr) { int i; if (!seen) seen = find_pathspecs_matching_against_index(&pathspec, &the_index); /* * file_exists() assumes exact match */ GUARD_PATHSPEC(&pathspec, PATHSPEC_FROMTOP | PATHSPEC_LITERAL | PATHSPEC_GLOB | PATHSPEC_ICASE | PATHSPEC_EXCLUDE); for (i = 0; i < pathspec.nr; i++) { const char *path = pathspec.items[i].match; if (pathspec.items[i].magic & PATHSPEC_EXCLUDE) continue; if (!seen[i] && path[0] && ((pathspec.items[i].magic & (PATHSPEC_GLOB | PATHSPEC_ICASE)) || !file_exists(path))) { if (ignore_missing) { int dtype = DT_UNKNOWN; if (is_excluded(&dir, &the_index, path, &dtype)) dir_add_ignored(&dir, &the_index, path, pathspec.items[i].len); } else die(_("pathspec '%s' did not match any files"), pathspec.items[i].original); } } free(seen); } plug_bulk_checkin(); if (add_renormalize) exit_status |= renormalize_tracked_files(&pathspec, flags); else exit_status |= add_files_to_cache(prefix, &pathspec, flags); if (add_new_files) exit_status |= add_files(&dir, flags); if (chmod_arg && pathspec.nr) chmod_pathspec(&pathspec, chmod_arg[0]); unplug_bulk_checkin(); finish: if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK | SKIP_IF_UNCHANGED)) die(_("Unable to write new index file")); UNLEAK(pathspec); UNLEAK(dir); return exit_status; }
static int add(int ac, const char **av, const char *prefix) { struct add_opts opts; const char *new_branch_force = NULL; char *path; const char *branch; const char *opt_track = NULL; struct option options[] = { OPT__FORCE(&opts.force, N_("checkout <branch> even if already checked out in other worktree"), PARSE_OPT_NOCOMPLETE), OPT_STRING('b', NULL, &opts.new_branch, N_("branch"), N_("create a new branch")), OPT_STRING('B', NULL, &new_branch_force, N_("branch"), N_("create or reset a branch")), OPT_BOOL(0, "detach", &opts.detach, N_("detach HEAD at named commit")), OPT_BOOL(0, "checkout", &opts.checkout, N_("populate the new working tree")), OPT_BOOL(0, "lock", &opts.keep_locked, N_("keep the new working tree locked")), OPT_PASSTHRU(0, "track", &opt_track, NULL, N_("set up tracking mode (see git-branch(1))"), PARSE_OPT_NOARG | PARSE_OPT_OPTARG), OPT_BOOL(0, "guess-remote", &guess_remote, N_("try to match the new branch name with a remote-tracking branch")), OPT_END() }; memset(&opts, 0, sizeof(opts)); opts.checkout = 1; ac = parse_options(ac, av, prefix, options, worktree_usage, 0); if (!!opts.detach + !!opts.new_branch + !!new_branch_force > 1) die(_("-b, -B, and --detach are mutually exclusive")); if (ac < 1 || ac > 2) usage_with_options(worktree_usage, options); path = prefix_filename(prefix, av[0]); branch = ac < 2 ? "HEAD" : av[1]; if (!strcmp(branch, "-")) branch = "@{-1}"; opts.force_new_branch = !!new_branch_force; if (opts.force_new_branch) { struct strbuf symref = STRBUF_INIT; opts.new_branch = new_branch_force; if (!opts.force && !strbuf_check_branch_ref(&symref, opts.new_branch) && ref_exists(symref.buf)) die_if_checked_out(symref.buf, 0); strbuf_release(&symref); } if (ac < 2 && !opts.new_branch && !opts.detach) { int n; const char *s = worktree_basename(path, &n); opts.new_branch = xstrndup(s, n); if (guess_remote) { struct object_id oid; const char *remote = unique_tracking_name(opts.new_branch, &oid); if (remote) branch = remote; } } if (ac == 2 && !opts.new_branch && !opts.detach) { struct object_id oid; struct commit *commit; const char *remote; commit = lookup_commit_reference_by_name(branch); if (!commit) { remote = unique_tracking_name(branch, &oid); if (remote) { opts.new_branch = branch; branch = remote; } } } if (opts.new_branch) { struct child_process cp = CHILD_PROCESS_INIT; cp.git_cmd = 1; argv_array_push(&cp.args, "branch"); if (opts.force_new_branch) argv_array_push(&cp.args, "--force"); argv_array_push(&cp.args, opts.new_branch); argv_array_push(&cp.args, branch); if (opt_track) argv_array_push(&cp.args, opt_track); if (run_command(&cp)) return -1; branch = opts.new_branch; } else if (opt_track) { die(_("--[no-]track can only be used if a new branch is created")); } UNLEAK(path); UNLEAK(opts); return add_worktree(path, branch, &opts); }
int cmd_checkout(int argc, const char **argv, const char *prefix) { struct checkout_opts opts; struct branch_info new_branch_info; char *conflict_style = NULL; int dwim_new_local_branch, no_dwim_new_local_branch = 0; int dwim_remotes_matched = 0; struct option options[] = { OPT__QUIET(&opts.quiet, N_("suppress progress reporting")), OPT_STRING('b', NULL, &opts.new_branch, N_("branch"), N_("create and checkout a new branch")), OPT_STRING('B', NULL, &opts.new_branch_force, N_("branch"), N_("create/reset and checkout a branch")), OPT_BOOL('l', NULL, &opts.new_branch_log, N_("create reflog for new branch")), OPT_BOOL(0, "detach", &opts.force_detach, N_("detach HEAD at named commit")), OPT_SET_INT('t', "track", &opts.track, N_("set upstream info for new branch"), BRANCH_TRACK_EXPLICIT), OPT_STRING(0, "orphan", &opts.new_orphan_branch, N_("new-branch"), N_("new unparented branch")), OPT_SET_INT_F('2', "ours", &opts.writeout_stage, N_("checkout our version for unmerged files"), 2, PARSE_OPT_NONEG), OPT_SET_INT_F('3', "theirs", &opts.writeout_stage, N_("checkout their version for unmerged files"), 3, PARSE_OPT_NONEG), OPT__FORCE(&opts.force, N_("force checkout (throw away local modifications)"), PARSE_OPT_NOCOMPLETE), OPT_BOOL('m', "merge", &opts.merge, N_("perform a 3-way merge with the new branch")), OPT_BOOL_F(0, "overwrite-ignore", &opts.overwrite_ignore, N_("update ignored files (default)"), PARSE_OPT_NOCOMPLETE), OPT_STRING(0, "conflict", &conflict_style, N_("style"), N_("conflict style (merge or diff3)")), OPT_BOOL('p', "patch", &opts.patch_mode, N_("select hunks interactively")), OPT_BOOL(0, "ignore-skip-worktree-bits", &opts.ignore_skipworktree, N_("do not limit pathspecs to sparse entries only")), OPT_BOOL(0, "no-guess", &no_dwim_new_local_branch, N_("do not second guess 'git checkout <no-such-branch>'")), OPT_BOOL(0, "ignore-other-worktrees", &opts.ignore_other_worktrees, N_("do not check if another worktree is holding the given ref")), { OPTION_CALLBACK, 0, "recurse-submodules", NULL, "checkout", "control recursive updating of submodules", PARSE_OPT_OPTARG, option_parse_recurse_submodules_worktree_updater }, OPT_BOOL(0, "progress", &opts.show_progress, N_("force progress reporting")), OPT_BOOL(0, "overlay", &opts.overlay_mode, N_("use overlay mode (default)")), OPT_END(), }; memset(&opts, 0, sizeof(opts)); memset(&new_branch_info, 0, sizeof(new_branch_info)); opts.overwrite_ignore = 1; opts.prefix = prefix; opts.show_progress = -1; opts.overlay_mode = -1; git_config(git_checkout_config, &opts); opts.track = BRANCH_TRACK_UNSPECIFIED; argc = parse_options(argc, argv, prefix, options, checkout_usage, PARSE_OPT_KEEP_DASHDASH); dwim_new_local_branch = !no_dwim_new_local_branch; if (opts.show_progress < 0) { if (opts.quiet) opts.show_progress = 0; else opts.show_progress = isatty(2); } if (conflict_style) { opts.merge = 1; /* implied */ git_xmerge_config("merge.conflictstyle", conflict_style, NULL); } if ((!!opts.new_branch + !!opts.new_branch_force + !!opts.new_orphan_branch) > 1) die(_("-b, -B and --orphan are mutually exclusive")); if (opts.overlay_mode == 1 && opts.patch_mode) die(_("-p and --overlay are mutually exclusive")); /* * From here on, new_branch will contain the branch to be checked out, * and new_branch_force and new_orphan_branch will tell us which one of * -b/-B/--orphan is being used. */ if (opts.new_branch_force) opts.new_branch = opts.new_branch_force; if (opts.new_orphan_branch) opts.new_branch = opts.new_orphan_branch; /* --track without -b/-B/--orphan should DWIM */ if (opts.track != BRANCH_TRACK_UNSPECIFIED && !opts.new_branch) { const char *argv0 = argv[0]; if (!argc || !strcmp(argv0, "--")) die(_("--track needs a branch name")); skip_prefix(argv0, "refs/", &argv0); skip_prefix(argv0, "remotes/", &argv0); argv0 = strchr(argv0, '/'); if (!argv0 || !argv0[1]) die(_("missing branch name; try -b")); opts.new_branch = argv0 + 1; } /* * Extract branch name from command line arguments, so * all that is left is pathspecs. * * Handle * * 1) git checkout <tree> -- [<paths>] * 2) git checkout -- [<paths>] * 3) git checkout <something> [<paths>] * * including "last branch" syntax and DWIM-ery for names of * remote branches, erroring out for invalid or ambiguous cases. */ if (argc) { struct object_id rev; int dwim_ok = !opts.patch_mode && dwim_new_local_branch && opts.track == BRANCH_TRACK_UNSPECIFIED && !opts.new_branch; int n = parse_branchname_arg(argc, argv, dwim_ok, &new_branch_info, &opts, &rev, &dwim_remotes_matched); argv += n; argc -= n; } if (argc) { parse_pathspec(&opts.pathspec, 0, opts.patch_mode ? PATHSPEC_PREFIX_ORIGIN : 0, prefix, argv); if (!opts.pathspec.nr) die(_("invalid path specification")); /* * Try to give more helpful suggestion. * new_branch && argc > 1 will be caught later. */ if (opts.new_branch && argc == 1) die(_("'%s' is not a commit and a branch '%s' cannot be created from it"), argv[0], opts.new_branch); if (opts.force_detach) die(_("git checkout: --detach does not take a path argument '%s'"), argv[0]); if (1 < !!opts.writeout_stage + !!opts.force + !!opts.merge) die(_("git checkout: --ours/--theirs, --force and --merge are incompatible when\n" "checking out of the index.")); } if (opts.new_branch) { struct strbuf buf = STRBUF_INIT; if (opts.new_branch_force) opts.branch_exists = validate_branchname(opts.new_branch, &buf); else opts.branch_exists = validate_new_branchname(opts.new_branch, &buf, 0); strbuf_release(&buf); } UNLEAK(opts); if (opts.patch_mode || opts.pathspec.nr) { int ret = checkout_paths(&opts, new_branch_info.name); if (ret && dwim_remotes_matched > 1 && advice_checkout_ambiguous_remote_branch_name) advise(_("'%s' matched more than one remote tracking branch.\n" "We found %d remotes with a reference that matched. So we fell back\n" "on trying to resolve the argument as a path, but failed there too!\n" "\n" "If you meant to check out a remote tracking branch on, e.g. 'origin',\n" "you can do so by fully qualifying the name with the --track option:\n" "\n" " git checkout --track origin/<name>\n" "\n" "If you'd like to always have checkouts of an ambiguous <name> prefer\n" "one remote, e.g. the 'origin' remote, consider setting\n" "checkout.defaultRemote=origin in your config."), argv[0], dwim_remotes_matched); return ret; } else { return checkout_branch(&opts, &new_branch_info); } }
/* * If you want to, you can share the DB area with any number of branches. * That has advantages: you can save space by sharing all the SHA1 objects. * On the other hand, it might just make lookup slower and messier. You * be the judge. The default case is to have one DB per managed directory. */ int cmd_init_db(int argc, const char **argv, const char *prefix) { const char *git_dir; const char *real_git_dir = NULL; const char *work_tree; const char *template_dir = NULL; unsigned int flags = 0; const struct option init_db_options[] = { OPT_STRING(0, "template", &template_dir, N_("template-directory"), N_("directory from which templates will be used")), OPT_SET_INT(0, "bare", &is_bare_repository_cfg, N_("create a bare repository"), 1), { OPTION_CALLBACK, 0, "shared", &init_shared_repository, N_("permissions"), N_("specify that the git repository is to be shared amongst several users"), PARSE_OPT_OPTARG | PARSE_OPT_NONEG, shared_callback, 0}, OPT_BIT('q', "quiet", &flags, N_("be quiet"), INIT_DB_QUIET), OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"), N_("separate git dir from working tree")), OPT_END() }; argc = parse_options(argc, argv, prefix, init_db_options, init_db_usage, 0); if (real_git_dir && !is_absolute_path(real_git_dir)) real_git_dir = real_pathdup(real_git_dir, 1); if (argc == 1) { int mkdir_tried = 0; retry: if (chdir(argv[0]) < 0) { if (!mkdir_tried) { int saved; /* * At this point we haven't read any configuration, * and we know shared_repository should always be 0; * but just in case we play safe. */ saved = get_shared_repository(); set_shared_repository(0); switch (safe_create_leading_directories_const(argv[0])) { case SCLD_OK: case SCLD_PERMS: break; case SCLD_EXISTS: errno = EEXIST; /* fallthru */ default: die_errno(_("cannot mkdir %s"), argv[0]); break; } set_shared_repository(saved); if (mkdir(argv[0], 0777) < 0) die_errno(_("cannot mkdir %s"), argv[0]); mkdir_tried = 1; goto retry; } die_errno(_("cannot chdir to %s"), argv[0]); } } else if (0 < argc) { usage(init_db_usage[0]); } if (is_bare_repository_cfg == 1) { char *cwd = xgetcwd(); setenv(GIT_DIR_ENVIRONMENT, cwd, argc > 0); free(cwd); } if (init_shared_repository != -1) set_shared_repository(init_shared_repository); /* * GIT_WORK_TREE makes sense only in conjunction with GIT_DIR * without --bare. Catch the error early. */ git_dir = xstrdup_or_null(getenv(GIT_DIR_ENVIRONMENT)); work_tree = xstrdup_or_null(getenv(GIT_WORK_TREE_ENVIRONMENT)); if ((!git_dir || is_bare_repository_cfg == 1) && work_tree) die(_("%s (or --work-tree=<directory>) not allowed without " "specifying %s (or --git-dir=<directory>)"), GIT_WORK_TREE_ENVIRONMENT, GIT_DIR_ENVIRONMENT); /* * Set up the default .git directory contents */ if (!git_dir) git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; if (is_bare_repository_cfg < 0) is_bare_repository_cfg = guess_repository_type(git_dir); if (!is_bare_repository_cfg) { const char *git_dir_parent = strrchr(git_dir, '/'); if (git_dir_parent) { char *rel = xstrndup(git_dir, git_dir_parent - git_dir); git_work_tree_cfg = real_pathdup(rel, 1); free(rel); } if (!git_work_tree_cfg) git_work_tree_cfg = xgetcwd(); if (work_tree) set_git_work_tree(work_tree); else set_git_work_tree(git_work_tree_cfg); if (access(get_git_work_tree(), X_OK)) die_errno (_("Cannot access work tree '%s'"), get_git_work_tree()); } else { if (work_tree) set_git_work_tree(work_tree); } UNLEAK(real_git_dir); UNLEAK(git_dir); UNLEAK(work_tree); flags |= INIT_DB_EXIST_OK; return init_db(git_dir, real_git_dir, template_dir, flags); }
int cmd_diff(int argc, const char **argv, const char *prefix) { int i; struct rev_info rev; struct object_array ent = OBJECT_ARRAY_INIT; int blobs = 0, paths = 0; struct object_array_entry *blob[2]; int nongit = 0, no_index = 0; int result = 0; /* * We could get N tree-ish in the rev.pending_objects list. * Also there could be M blobs there, and P pathspecs. * * N=0, M=0: * cache vs files (diff-files) * N=0, M=2: * compare two random blobs. P must be zero. * N=0, M=1, P=1: * compare a blob with a working tree file. * * N=1, M=0: * tree vs cache (diff-index --cached) * * N=2, M=0: * tree vs tree (diff-tree) * * N=0, M=0, P=2: * compare two filesystem entities (aka --no-index). * * Other cases are errors. */ /* Were we asked to do --no-index explicitly? */ for (i = 1; i < argc; i++) { if (!strcmp(argv[i], "--")) { i++; break; } if (!strcmp(argv[i], "--no-index")) no_index = DIFF_NO_INDEX_EXPLICIT; if (argv[i][0] != '-') break; } prefix = setup_git_directory_gently(&nongit); if (!no_index) { /* * Treat git diff with at least one path outside of the * repo the same as if the command would have been executed * outside of a git repository. In this case it behaves * the same way as "git diff --no-index <a> <b>", which acts * as a colourful "diff" replacement. */ if (nongit || ((argc == i + 2) && (!path_inside_repo(prefix, argv[i]) || !path_inside_repo(prefix, argv[i + 1])))) no_index = DIFF_NO_INDEX_IMPLICIT; } init_diff_ui_defaults(); git_config(git_diff_ui_config, NULL); precompose_argv(argc, argv); init_revisions(&rev, prefix); if (no_index && argc != i + 2) { if (no_index == DIFF_NO_INDEX_IMPLICIT) { /* * There was no --no-index and there were not two * paths. It is possible that the user intended * to do an inside-repository operation. */ fprintf(stderr, "Not a git repository\n"); fprintf(stderr, "To compare two paths outside a working tree:\n"); } /* Give the usage message for non-repository usage and exit. */ usagef("git diff %s <path> <path>", no_index == DIFF_NO_INDEX_EXPLICIT ? "--no-index" : "[--no-index]"); } if (no_index) /* If this is a no-index diff, just run it and exit there. */ diff_no_index(&rev, argc, argv); /* Otherwise, we are doing the usual "git" diff */ rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index; /* Scale to real terminal size and respect statGraphWidth config */ rev.diffopt.stat_width = -1; rev.diffopt.stat_graph_width = -1; /* Default to let external and textconv be used */ rev.diffopt.flags.allow_external = 1; rev.diffopt.flags.allow_textconv = 1; if (nongit) die(_("Not a git repository")); argc = setup_revisions(argc, argv, &rev, NULL); if (!rev.diffopt.output_format) { rev.diffopt.output_format = DIFF_FORMAT_PATCH; diff_setup_done(&rev.diffopt); } rev.diffopt.flags.recursive = 1; setup_diff_pager(&rev.diffopt); /* * Do we have --cached and not have a pending object, then * default to HEAD by hand. Eek. */ if (!rev.pending.nr) { int i; for (i = 1; i < argc; i++) { const char *arg = argv[i]; if (!strcmp(arg, "--")) break; else if (!strcmp(arg, "--cached") || !strcmp(arg, "--staged")) { add_head_to_pending(&rev); if (!rev.pending.nr) { struct tree *tree; tree = lookup_tree(the_hash_algo->empty_tree); add_pending_object(&rev, &tree->object, "HEAD"); } break; } } } for (i = 0; i < rev.pending.nr; i++) { struct object_array_entry *entry = &rev.pending.objects[i]; struct object *obj = entry->item; const char *name = entry->name; int flags = (obj->flags & UNINTERESTING); if (!obj->parsed) obj = parse_object(&obj->oid); obj = deref_tag(obj, NULL, 0); if (!obj) die(_("invalid object '%s' given."), name); if (obj->type == OBJ_COMMIT) obj = &((struct commit *)obj)->tree->object; if (obj->type == OBJ_TREE) { obj->flags |= flags; add_object_array(obj, name, &ent); } else if (obj->type == OBJ_BLOB) { if (2 <= blobs) die(_("more than two blobs given: '%s'"), name); blob[blobs] = entry; blobs++; } else { die(_("unhandled object '%s' given."), name); } } if (rev.prune_data.nr) paths += rev.prune_data.nr; /* * Now, do the arguments look reasonable? */ if (!ent.nr) { switch (blobs) { case 0: result = builtin_diff_files(&rev, argc, argv); break; case 1: if (paths != 1) usage(builtin_diff_usage); result = builtin_diff_b_f(&rev, argc, argv, blob); break; case 2: if (paths) usage(builtin_diff_usage); result = builtin_diff_blobs(&rev, argc, argv, blob); break; default: usage(builtin_diff_usage); } } else if (blobs) usage(builtin_diff_usage); else if (ent.nr == 1) result = builtin_diff_index(&rev, argc, argv); else if (ent.nr == 2) result = builtin_diff_tree(&rev, argc, argv, &ent.objects[0], &ent.objects[1]); else if (ent.objects[0].item->flags & UNINTERESTING) { /* * diff A...B where there is at least one merge base * between A and B. We have ent.objects[0] == * merge-base, ent.objects[ents-2] == A, and * ent.objects[ents-1] == B. Show diff between the * base and B. Note that we pick one merge base at * random if there are more than one. */ result = builtin_diff_tree(&rev, argc, argv, &ent.objects[0], &ent.objects[ent.nr-1]); } else result = builtin_diff_combined(&rev, argc, argv, ent.objects, ent.nr); result = diff_result_code(&rev.diffopt, result); if (1 < rev.diffopt.skip_stat_unmatch) refresh_index_quietly(); UNLEAK(rev); UNLEAK(ent); UNLEAK(blob); return result; }
static int graph_write(int argc, const char **argv) { struct string_list *pack_indexes = NULL; struct string_list *commit_hex = NULL; struct string_list lines; static struct option builtin_commit_graph_write_options[] = { OPT_STRING(0, "object-dir", &opts.obj_dir, N_("dir"), N_("The object directory to store the graph")), OPT_BOOL(0, "reachable", &opts.reachable, N_("start walk at all refs")), OPT_BOOL(0, "stdin-packs", &opts.stdin_packs, N_("scan pack-indexes listed by stdin for commits")), OPT_BOOL(0, "stdin-commits", &opts.stdin_commits, N_("start walk at commits listed by stdin")), OPT_BOOL(0, "append", &opts.append, N_("include all commits already in the commit-graph file")), OPT_END(), }; argc = parse_options(argc, argv, NULL, builtin_commit_graph_write_options, builtin_commit_graph_write_usage, 0); if (opts.reachable + opts.stdin_packs + opts.stdin_commits > 1) die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs")); if (!opts.obj_dir) opts.obj_dir = get_object_directory(); read_replace_refs = 0; if (opts.reachable) { write_commit_graph_reachable(opts.obj_dir, opts.append, 1); return 0; } string_list_init(&lines, 0); if (opts.stdin_packs || opts.stdin_commits) { struct strbuf buf = STRBUF_INIT; while (strbuf_getline(&buf, stdin) != EOF) string_list_append(&lines, strbuf_detach(&buf, NULL)); if (opts.stdin_packs) pack_indexes = &lines; if (opts.stdin_commits) commit_hex = &lines; UNLEAK(buf); } write_commit_graph(opts.obj_dir, pack_indexes, commit_hex, opts.append, 1); UNLEAK(lines); 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; }