4 * Copyright (c) 2010 Johan Herland <johan@herland.net>
6 * Based on git-notes.sh by Johannes Schindelin,
7 * and builtin/tag.c by Kristian Høgsberg and Carlos Rica.
17 #include "run-command.h"
18 #include "parse-options.h"
19 #include "string-list.h"
20 #include "notes-merge.h"
21 #include "notes-utils.h"
24 static const char * const git_notes_usage[] = {
25 N_("git notes [--ref <notes-ref>] [list [<object>]]"),
26 N_("git notes [--ref <notes-ref>] add [-f] [--allow-empty] [-m <msg> | -F <file> | (-c | -C) <object>] [<object>]"),
27 N_("git notes [--ref <notes-ref>] copy [-f] <from-object> <to-object>"),
28 N_("git notes [--ref <notes-ref>] append [--allow-empty] [-m <msg> | -F <file> | (-c | -C) <object>] [<object>]"),
29 N_("git notes [--ref <notes-ref>] edit [--allow-empty] [<object>]"),
30 N_("git notes [--ref <notes-ref>] show [<object>]"),
31 N_("git notes [--ref <notes-ref>] merge [-v | -q] [-s <strategy>] <notes-ref>"),
32 N_("git notes merge --commit [-v | -q]"),
33 N_("git notes merge --abort [-v | -q]"),
34 N_("git notes [--ref <notes-ref>] remove [<object>...]"),
35 N_("git notes [--ref <notes-ref>] prune [-n | -v]"),
36 N_("git notes [--ref <notes-ref>] get-ref"),
40 static const char * const git_notes_list_usage[] = {
41 N_("git notes [list [<object>]]"),
45 static const char * const git_notes_add_usage[] = {
46 N_("git notes add [<options>] [<object>]"),
50 static const char * const git_notes_copy_usage[] = {
51 N_("git notes copy [<options>] <from-object> <to-object>"),
52 N_("git notes copy --stdin [<from-object> <to-object>]..."),
56 static const char * const git_notes_append_usage[] = {
57 N_("git notes append [<options>] [<object>]"),
61 static const char * const git_notes_edit_usage[] = {
62 N_("git notes edit [<object>]"),
66 static const char * const git_notes_show_usage[] = {
67 N_("git notes show [<object>]"),
71 static const char * const git_notes_merge_usage[] = {
72 N_("git notes merge [<options>] <notes-ref>"),
73 N_("git notes merge --commit [<options>]"),
74 N_("git notes merge --abort [<options>]"),
78 static const char * const git_notes_remove_usage[] = {
79 N_("git notes remove [<object>]"),
83 static const char * const git_notes_prune_usage[] = {
84 N_("git notes prune [<options>]"),
88 static const char * const git_notes_get_ref_usage[] = {
89 N_("git notes get-ref"),
93 static const char note_template[] =
94 "\nWrite/edit the notes for the following object:\n";
103 static void free_note_data(struct note_data *d)
106 unlink_or_warn(d->edit_path);
109 strbuf_release(&d->buf);
112 static int list_each_note(const unsigned char *object_sha1,
113 const unsigned char *note_sha1, char *note_path,
116 printf("%s %s\n", sha1_to_hex(note_sha1), sha1_to_hex(object_sha1));
120 static void copy_obj_to_fd(int fd, const unsigned char *sha1)
123 enum object_type type;
124 char *buf = read_sha1_file(sha1, &type, &size);
127 write_or_die(fd, buf, size);
132 static void write_commented_object(int fd, const unsigned char *object)
134 const char *show_args[5] =
135 {"show", "--stat", "--no-notes", sha1_to_hex(object), NULL};
136 struct child_process show = CHILD_PROCESS_INIT;
137 struct strbuf buf = STRBUF_INIT;
138 struct strbuf cbuf = STRBUF_INIT;
140 /* Invoke "git show --stat --no-notes $object" */
141 show.argv = show_args;
146 if (start_command(&show))
147 die(_("unable to start 'show' for object '%s'"),
148 sha1_to_hex(object));
150 if (strbuf_read(&buf, show.out, 0) < 0)
151 die_errno(_("could not read 'show' output"));
152 strbuf_add_commented_lines(&cbuf, buf.buf, buf.len);
153 write_or_die(fd, cbuf.buf, cbuf.len);
155 strbuf_release(&cbuf);
156 strbuf_release(&buf);
158 if (finish_command(&show))
159 die(_("failed to finish 'show' for object '%s'"),
160 sha1_to_hex(object));
163 static void prepare_note_data(const unsigned char *object, struct note_data *d,
164 const unsigned char *old_note)
166 if (d->use_editor || !d->given) {
168 struct strbuf buf = STRBUF_INIT;
170 /* write the template message before editing: */
171 d->edit_path = git_pathdup("NOTES_EDITMSG");
172 fd = open(d->edit_path, O_CREAT | O_TRUNC | O_WRONLY, 0600);
174 die_errno(_("could not create file '%s'"), d->edit_path);
177 write_or_die(fd, d->buf.buf, d->buf.len);
179 copy_obj_to_fd(fd, old_note);
181 strbuf_addch(&buf, '\n');
182 strbuf_add_commented_lines(&buf, note_template, strlen(note_template));
183 strbuf_addch(&buf, '\n');
184 write_or_die(fd, buf.buf, buf.len);
186 write_commented_object(fd, object);
189 strbuf_release(&buf);
190 strbuf_reset(&d->buf);
192 if (launch_editor(d->edit_path, &d->buf, NULL)) {
193 die(_("Please supply the note contents using either -m or -F option"));
195 strbuf_stripspace(&d->buf, 1);
199 static void write_note_data(struct note_data *d, unsigned char *sha1)
201 if (write_sha1_file(d->buf.buf, d->buf.len, blob_type, sha1)) {
202 error(_("unable to write note object"));
204 error(_("The note contents have been left in %s"),
210 static int parse_msg_arg(const struct option *opt, const char *arg, int unset)
212 struct note_data *d = opt->value;
214 strbuf_grow(&d->buf, strlen(arg) + 2);
216 strbuf_addch(&d->buf, '\n');
217 strbuf_addstr(&d->buf, arg);
218 strbuf_stripspace(&d->buf, 0);
224 static int parse_file_arg(const struct option *opt, const char *arg, int unset)
226 struct note_data *d = opt->value;
229 strbuf_addch(&d->buf, '\n');
230 if (!strcmp(arg, "-")) {
231 if (strbuf_read(&d->buf, 0, 1024) < 0)
232 die_errno(_("cannot read '%s'"), arg);
233 } else if (strbuf_read_file(&d->buf, arg, 1024) < 0)
234 die_errno(_("could not open or read '%s'"), arg);
235 strbuf_stripspace(&d->buf, 0);
241 static int parse_reuse_arg(const struct option *opt, const char *arg, int unset)
243 struct note_data *d = opt->value;
245 unsigned char object[20];
246 enum object_type type;
250 strbuf_addch(&d->buf, '\n');
252 if (get_sha1(arg, object))
253 die(_("Failed to resolve '%s' as a valid ref."), arg);
254 if (!(buf = read_sha1_file(object, &type, &len))) {
256 die(_("Failed to read object '%s'."), arg);
258 if (type != OBJ_BLOB) {
260 die(_("Cannot read note data from non-blob object '%s'."), arg);
262 strbuf_add(&d->buf, buf, len);
269 static int parse_reedit_arg(const struct option *opt, const char *arg, int unset)
271 struct note_data *d = opt->value;
273 return parse_reuse_arg(opt, arg, unset);
276 static int notes_copy_from_stdin(int force, const char *rewrite_cmd)
278 struct strbuf buf = STRBUF_INIT;
279 struct notes_rewrite_cfg *c = NULL;
280 struct notes_tree *t = NULL;
282 const char *msg = "Notes added by 'git notes copy'";
285 c = init_copy_notes_for_rewrite(rewrite_cmd);
289 init_notes(NULL, NULL, NULL, NOTES_INIT_WRITABLE);
290 t = &default_notes_tree;
293 while (strbuf_getline_lf(&buf, stdin) != EOF) {
294 unsigned char from_obj[20], to_obj[20];
295 struct strbuf **split;
298 split = strbuf_split(&buf, ' ');
299 if (!split[0] || !split[1])
300 die(_("Malformed input line: '%s'."), buf.buf);
301 strbuf_rtrim(split[0]);
302 strbuf_rtrim(split[1]);
303 if (get_sha1(split[0]->buf, from_obj))
304 die(_("Failed to resolve '%s' as a valid ref."), split[0]->buf);
305 if (get_sha1(split[1]->buf, to_obj))
306 die(_("Failed to resolve '%s' as a valid ref."), split[1]->buf);
309 err = copy_note_for_rewrite(c, from_obj, to_obj);
311 err = copy_note(t, from_obj, to_obj, force,
312 combine_notes_overwrite);
315 error(_("Failed to copy notes from '%s' to '%s'"),
316 split[0]->buf, split[1]->buf);
320 strbuf_list_free(split);
324 commit_notes(t, msg);
327 finish_copy_notes_for_rewrite(c, msg);
332 static struct notes_tree *init_notes_check(const char *subcommand,
335 struct notes_tree *t;
337 init_notes(NULL, NULL, NULL, flags);
338 t = &default_notes_tree;
340 ref = (flags & NOTES_INIT_WRITABLE) ? t->update_ref : t->ref;
341 if (!starts_with(ref, "refs/notes/"))
342 die("Refusing to %s notes in %s (outside of refs/notes/)",
347 static int list(int argc, const char **argv, const char *prefix)
349 struct notes_tree *t;
350 unsigned char object[20];
351 const unsigned char *note;
353 struct option options[] = {
358 argc = parse_options(argc, argv, prefix, options,
359 git_notes_list_usage, 0);
362 error(_("too many parameters"));
363 usage_with_options(git_notes_list_usage, options);
366 t = init_notes_check("list", 0);
368 if (get_sha1(argv[0], object))
369 die(_("Failed to resolve '%s' as a valid ref."), argv[0]);
370 note = get_note(t, object);
372 puts(sha1_to_hex(note));
375 retval = error(_("No note found for object %s."),
376 sha1_to_hex(object));
378 retval = for_each_note(t, 0, list_each_note, NULL);
384 static int append_edit(int argc, const char **argv, const char *prefix);
386 static int add(int argc, const char **argv, const char *prefix)
388 int force = 0, allow_empty = 0;
389 const char *object_ref;
390 struct notes_tree *t;
391 unsigned char object[20], new_note[20];
392 const unsigned char *note;
393 struct note_data d = { 0, 0, NULL, STRBUF_INIT };
394 struct option options[] = {
395 { OPTION_CALLBACK, 'm', "message", &d, N_("message"),
396 N_("note contents as a string"), PARSE_OPT_NONEG,
398 { OPTION_CALLBACK, 'F', "file", &d, N_("file"),
399 N_("note contents in a file"), PARSE_OPT_NONEG,
401 { OPTION_CALLBACK, 'c', "reedit-message", &d, N_("object"),
402 N_("reuse and edit specified note object"), PARSE_OPT_NONEG,
404 { OPTION_CALLBACK, 'C', "reuse-message", &d, N_("object"),
405 N_("reuse specified note object"), PARSE_OPT_NONEG,
407 OPT_BOOL(0, "allow-empty", &allow_empty,
408 N_("allow storing empty note")),
409 OPT__FORCE(&force, N_("replace existing notes")),
413 argc = parse_options(argc, argv, prefix, options, git_notes_add_usage,
414 PARSE_OPT_KEEP_ARGV0);
417 error(_("too many parameters"));
418 usage_with_options(git_notes_add_usage, options);
421 object_ref = argc > 1 ? argv[1] : "HEAD";
423 if (get_sha1(object_ref, object))
424 die(_("Failed to resolve '%s' as a valid ref."), object_ref);
426 t = init_notes_check("add", NOTES_INIT_WRITABLE);
427 note = get_note(t, object);
434 return error(_("Cannot add notes. "
435 "Found existing notes for object %s. "
436 "Use '-f' to overwrite existing notes"),
437 sha1_to_hex(object));
440 * Redirect to "edit" subcommand.
442 * We only end up here if none of -m/-F/-c/-C or -f are
443 * given. The original args are therefore still in
447 return append_edit(argc, argv, prefix);
449 fprintf(stderr, _("Overwriting existing notes for object %s\n"),
450 sha1_to_hex(object));
453 prepare_note_data(object, &d, note);
454 if (d.buf.len || allow_empty) {
455 write_note_data(&d, new_note);
456 if (add_note(t, object, new_note, combine_notes_overwrite))
457 die("BUG: combine_notes_overwrite failed");
458 commit_notes(t, "Notes added by 'git notes add'");
460 fprintf(stderr, _("Removing note for object %s\n"),
461 sha1_to_hex(object));
462 remove_note(t, object);
463 commit_notes(t, "Notes removed by 'git notes add'");
471 static int copy(int argc, const char **argv, const char *prefix)
473 int retval = 0, force = 0, from_stdin = 0;
474 const unsigned char *from_note, *note;
475 const char *object_ref;
476 unsigned char object[20], from_obj[20];
477 struct notes_tree *t;
478 const char *rewrite_cmd = NULL;
479 struct option options[] = {
480 OPT__FORCE(&force, N_("replace existing notes")),
481 OPT_BOOL(0, "stdin", &from_stdin, N_("read objects from stdin")),
482 OPT_STRING(0, "for-rewrite", &rewrite_cmd, N_("command"),
483 N_("load rewriting config for <command> (implies "
488 argc = parse_options(argc, argv, prefix, options, git_notes_copy_usage,
491 if (from_stdin || rewrite_cmd) {
493 error(_("too many parameters"));
494 usage_with_options(git_notes_copy_usage, options);
496 return notes_copy_from_stdin(force, rewrite_cmd);
501 error(_("too few parameters"));
502 usage_with_options(git_notes_copy_usage, options);
505 error(_("too many parameters"));
506 usage_with_options(git_notes_copy_usage, options);
509 if (get_sha1(argv[0], from_obj))
510 die(_("Failed to resolve '%s' as a valid ref."), argv[0]);
512 object_ref = 1 < argc ? argv[1] : "HEAD";
514 if (get_sha1(object_ref, object))
515 die(_("Failed to resolve '%s' as a valid ref."), object_ref);
517 t = init_notes_check("copy", NOTES_INIT_WRITABLE);
518 note = get_note(t, object);
522 retval = error(_("Cannot copy notes. Found existing "
523 "notes for object %s. Use '-f' to "
524 "overwrite existing notes"),
525 sha1_to_hex(object));
528 fprintf(stderr, _("Overwriting existing notes for object %s\n"),
529 sha1_to_hex(object));
532 from_note = get_note(t, from_obj);
534 retval = error(_("Missing notes on source object %s. Cannot "
535 "copy."), sha1_to_hex(from_obj));
539 if (add_note(t, object, from_note, combine_notes_overwrite))
540 die("BUG: combine_notes_overwrite failed");
541 commit_notes(t, "Notes added by 'git notes copy'");
547 static int append_edit(int argc, const char **argv, const char *prefix)
550 const char *object_ref;
551 struct notes_tree *t;
552 unsigned char object[20], new_note[20];
553 const unsigned char *note;
555 const char * const *usage;
556 struct note_data d = { 0, 0, NULL, STRBUF_INIT };
557 struct option options[] = {
558 { OPTION_CALLBACK, 'm', "message", &d, N_("message"),
559 N_("note contents as a string"), PARSE_OPT_NONEG,
561 { OPTION_CALLBACK, 'F', "file", &d, N_("file"),
562 N_("note contents in a file"), PARSE_OPT_NONEG,
564 { OPTION_CALLBACK, 'c', "reedit-message", &d, N_("object"),
565 N_("reuse and edit specified note object"), PARSE_OPT_NONEG,
567 { OPTION_CALLBACK, 'C', "reuse-message", &d, N_("object"),
568 N_("reuse specified note object"), PARSE_OPT_NONEG,
570 OPT_BOOL(0, "allow-empty", &allow_empty,
571 N_("allow storing empty note")),
574 int edit = !strcmp(argv[0], "edit");
576 usage = edit ? git_notes_edit_usage : git_notes_append_usage;
577 argc = parse_options(argc, argv, prefix, options, usage,
578 PARSE_OPT_KEEP_ARGV0);
581 error(_("too many parameters"));
582 usage_with_options(usage, options);
586 fprintf(stderr, _("The -m/-F/-c/-C options have been deprecated "
587 "for the 'edit' subcommand.\n"
588 "Please use 'git notes add -f -m/-F/-c/-C' instead.\n"));
590 object_ref = 1 < argc ? argv[1] : "HEAD";
592 if (get_sha1(object_ref, object))
593 die(_("Failed to resolve '%s' as a valid ref."), object_ref);
595 t = init_notes_check(argv[0], NOTES_INIT_WRITABLE);
596 note = get_note(t, object);
598 prepare_note_data(object, &d, edit ? note : NULL);
601 /* Append buf to previous note contents */
603 enum object_type type;
604 char *prev_buf = read_sha1_file(note, &type, &size);
606 strbuf_grow(&d.buf, size + 1);
607 if (d.buf.len && prev_buf && size)
608 strbuf_insert(&d.buf, 0, "\n", 1);
609 if (prev_buf && size)
610 strbuf_insert(&d.buf, 0, prev_buf, size);
614 if (d.buf.len || allow_empty) {
615 write_note_data(&d, new_note);
616 if (add_note(t, object, new_note, combine_notes_overwrite))
617 die("BUG: combine_notes_overwrite failed");
618 snprintf(logmsg, sizeof(logmsg), "Notes added by 'git notes %s'",
621 fprintf(stderr, _("Removing note for object %s\n"),
622 sha1_to_hex(object));
623 remove_note(t, object);
624 snprintf(logmsg, sizeof(logmsg), "Notes removed by 'git notes %s'",
627 commit_notes(t, logmsg);
634 static int show(int argc, const char **argv, const char *prefix)
636 const char *object_ref;
637 struct notes_tree *t;
638 unsigned char object[20];
639 const unsigned char *note;
641 struct option options[] = {
645 argc = parse_options(argc, argv, prefix, options, git_notes_show_usage,
649 error(_("too many parameters"));
650 usage_with_options(git_notes_show_usage, options);
653 object_ref = argc ? argv[0] : "HEAD";
655 if (get_sha1(object_ref, object))
656 die(_("Failed to resolve '%s' as a valid ref."), object_ref);
658 t = init_notes_check("show", 0);
659 note = get_note(t, object);
662 retval = error(_("No note found for object %s."),
663 sha1_to_hex(object));
665 const char *show_args[3] = {"show", sha1_to_hex(note), NULL};
666 retval = execv_git_cmd(show_args);
672 static int merge_abort(struct notes_merge_options *o)
677 * Remove .git/NOTES_MERGE_PARTIAL and .git/NOTES_MERGE_REF, and call
678 * notes_merge_abort() to remove .git/NOTES_MERGE_WORKTREE.
681 if (delete_ref("NOTES_MERGE_PARTIAL", NULL, 0))
682 ret += error("Failed to delete ref NOTES_MERGE_PARTIAL");
683 if (delete_ref("NOTES_MERGE_REF", NULL, REF_NODEREF))
684 ret += error("Failed to delete ref NOTES_MERGE_REF");
685 if (notes_merge_abort(o))
686 ret += error("Failed to remove 'git notes merge' worktree");
690 static int merge_commit(struct notes_merge_options *o)
692 struct strbuf msg = STRBUF_INIT;
693 unsigned char sha1[20], parent_sha1[20];
694 struct notes_tree *t;
695 struct commit *partial;
696 struct pretty_print_context pretty_ctx;
697 void *local_ref_to_free;
701 * Read partial merge result from .git/NOTES_MERGE_PARTIAL,
702 * and target notes ref from .git/NOTES_MERGE_REF.
705 if (get_sha1("NOTES_MERGE_PARTIAL", sha1))
706 die("Failed to read ref NOTES_MERGE_PARTIAL");
707 else if (!(partial = lookup_commit_reference(sha1)))
708 die("Could not find commit from NOTES_MERGE_PARTIAL.");
709 else if (parse_commit(partial))
710 die("Could not parse commit from NOTES_MERGE_PARTIAL.");
712 if (partial->parents)
713 hashcpy(parent_sha1, partial->parents->item->object.oid.hash);
715 hashclr(parent_sha1);
717 t = xcalloc(1, sizeof(struct notes_tree));
718 init_notes(t, "NOTES_MERGE_PARTIAL", combine_notes_overwrite, 0);
720 o->local_ref = local_ref_to_free =
721 resolve_refdup("NOTES_MERGE_REF", 0, sha1, NULL);
723 die("Failed to resolve NOTES_MERGE_REF");
725 if (notes_merge_commit(o, t, partial, sha1))
726 die("Failed to finalize notes merge");
728 /* Reuse existing commit message in reflog message */
729 memset(&pretty_ctx, 0, sizeof(pretty_ctx));
730 format_commit_message(partial, "%s", &msg, &pretty_ctx);
732 strbuf_insert(&msg, 0, "notes: ", 7);
733 update_ref(msg.buf, o->local_ref, sha1,
734 is_null_sha1(parent_sha1) ? NULL : parent_sha1,
735 0, UPDATE_REFS_DIE_ON_ERR);
738 strbuf_release(&msg);
739 ret = merge_abort(o);
740 free(local_ref_to_free);
744 static int git_config_get_notes_strategy(const char *key,
745 enum notes_merge_strategy *strategy)
749 if (git_config_get_string_const(key, &value))
751 if (parse_notes_merge_strategy(value, strategy))
752 git_die_config(key, "unknown notes merge strategy %s", value);
757 static int merge(int argc, const char **argv, const char *prefix)
759 struct strbuf remote_ref = STRBUF_INIT, msg = STRBUF_INIT;
760 unsigned char result_sha1[20];
761 struct notes_tree *t;
762 struct notes_merge_options o;
763 int do_merge = 0, do_commit = 0, do_abort = 0;
764 int verbosity = 0, result;
765 const char *strategy = NULL;
766 struct option options[] = {
767 OPT_GROUP(N_("General options")),
768 OPT__VERBOSITY(&verbosity),
769 OPT_GROUP(N_("Merge options")),
770 OPT_STRING('s', "strategy", &strategy, N_("strategy"),
771 N_("resolve notes conflicts using the given strategy "
772 "(manual/ours/theirs/union/cat_sort_uniq)")),
773 OPT_GROUP(N_("Committing unmerged notes")),
774 { OPTION_SET_INT, 0, "commit", &do_commit, NULL,
775 N_("finalize notes merge by committing unmerged notes"),
776 PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1},
777 OPT_GROUP(N_("Aborting notes merge resolution")),
778 { OPTION_SET_INT, 0, "abort", &do_abort, NULL,
779 N_("abort notes merge"),
780 PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 1},
784 argc = parse_options(argc, argv, prefix, options,
785 git_notes_merge_usage, 0);
787 if (strategy || do_commit + do_abort == 0)
789 if (do_merge + do_commit + do_abort != 1) {
790 error("cannot mix --commit, --abort or -s/--strategy");
791 usage_with_options(git_notes_merge_usage, options);
794 if (do_merge && argc != 1) {
795 error("Must specify a notes ref to merge");
796 usage_with_options(git_notes_merge_usage, options);
797 } else if (!do_merge && argc) {
798 error("too many parameters");
799 usage_with_options(git_notes_merge_usage, options);
802 init_notes_merge_options(&o);
803 o.verbosity = verbosity + NOTES_MERGE_VERBOSITY_DEFAULT;
806 return merge_abort(&o);
808 return merge_commit(&o);
810 o.local_ref = default_notes_ref();
811 strbuf_addstr(&remote_ref, argv[0]);
812 expand_loose_notes_ref(&remote_ref);
813 o.remote_ref = remote_ref.buf;
815 t = init_notes_check("merge", NOTES_INIT_WRITABLE);
818 if (parse_notes_merge_strategy(strategy, &o.strategy)) {
819 error("Unknown -s/--strategy: %s", strategy);
820 usage_with_options(git_notes_merge_usage, options);
823 struct strbuf merge_key = STRBUF_INIT;
824 const char *short_ref = NULL;
826 if (!skip_prefix(o.local_ref, "refs/notes/", &short_ref))
827 die("BUG: local ref %s is outside of refs/notes/",
830 strbuf_addf(&merge_key, "notes.%s.mergeStrategy", short_ref);
832 if (git_config_get_notes_strategy(merge_key.buf, &o.strategy))
833 git_config_get_notes_strategy("notes.mergeStrategy", &o.strategy);
835 strbuf_release(&merge_key);
838 strbuf_addf(&msg, "notes: Merged notes from %s into %s",
839 remote_ref.buf, default_notes_ref());
840 strbuf_add(&(o.commit_msg), msg.buf + 7, msg.len - 7); /* skip "notes: " */
842 result = notes_merge(&o, t, result_sha1);
844 if (result >= 0) /* Merge resulted (trivially) in result_sha1 */
845 /* Update default notes ref with new commit */
846 update_ref(msg.buf, default_notes_ref(), result_sha1, NULL,
847 0, UPDATE_REFS_DIE_ON_ERR);
848 else { /* Merge has unresolved conflicts */
850 /* Update .git/NOTES_MERGE_PARTIAL with partial merge result */
851 update_ref(msg.buf, "NOTES_MERGE_PARTIAL", result_sha1, NULL,
852 0, UPDATE_REFS_DIE_ON_ERR);
853 /* Store ref-to-be-updated into .git/NOTES_MERGE_REF */
854 existing = find_shared_symref("NOTES_MERGE_REF", default_notes_ref());
856 die(_("A notes merge into %s is already in-progress at %s"),
857 default_notes_ref(), existing);
858 if (create_symref("NOTES_MERGE_REF", default_notes_ref(), NULL))
859 die("Failed to store link to current notes ref (%s)",
860 default_notes_ref());
861 printf("Automatic notes merge failed. Fix conflicts in %s and "
862 "commit the result with 'git notes merge --commit', or "
863 "abort the merge with 'git notes merge --abort'.\n",
864 git_path(NOTES_MERGE_WORKTREE));
868 strbuf_release(&remote_ref);
869 strbuf_release(&msg);
870 return result < 0; /* return non-zero on conflicts */
873 #define IGNORE_MISSING 1
875 static int remove_one_note(struct notes_tree *t, const char *name, unsigned flag)
878 unsigned char sha1[20];
879 if (get_sha1(name, sha1))
880 return error(_("Failed to resolve '%s' as a valid ref."), name);
881 status = remove_note(t, sha1);
883 fprintf(stderr, _("Object %s has no note\n"), name);
885 fprintf(stderr, _("Removing note for object %s\n"), name);
886 return (flag & IGNORE_MISSING) ? 0 : status;
889 static int remove_cmd(int argc, const char **argv, const char *prefix)
893 struct option options[] = {
894 OPT_BIT(0, "ignore-missing", &flag,
895 N_("attempt to remove non-existent note is not an error"),
897 OPT_BOOL(0, "stdin", &from_stdin,
898 N_("read object names from the standard input")),
901 struct notes_tree *t;
904 argc = parse_options(argc, argv, prefix, options,
905 git_notes_remove_usage, 0);
907 t = init_notes_check("remove", NOTES_INIT_WRITABLE);
909 if (!argc && !from_stdin) {
910 retval = remove_one_note(t, "HEAD", flag);
913 retval |= remove_one_note(t, *argv, flag);
918 struct strbuf sb = STRBUF_INIT;
919 while (strbuf_getwholeline(&sb, stdin, '\n') != EOF) {
921 retval |= remove_one_note(t, sb.buf, flag);
926 commit_notes(t, "Notes removed by 'git notes remove'");
931 static int prune(int argc, const char **argv, const char *prefix)
933 struct notes_tree *t;
934 int show_only = 0, verbose = 0;
935 struct option options[] = {
936 OPT__DRY_RUN(&show_only, "do not remove, show only"),
937 OPT__VERBOSE(&verbose, "report pruned notes"),
941 argc = parse_options(argc, argv, prefix, options, git_notes_prune_usage,
945 error(_("too many parameters"));
946 usage_with_options(git_notes_prune_usage, options);
949 t = init_notes_check("prune", NOTES_INIT_WRITABLE);
951 prune_notes(t, (verbose ? NOTES_PRUNE_VERBOSE : 0) |
952 (show_only ? NOTES_PRUNE_VERBOSE|NOTES_PRUNE_DRYRUN : 0) );
954 commit_notes(t, "Notes removed by 'git notes prune'");
959 static int get_ref(int argc, const char **argv, const char *prefix)
961 struct option options[] = { OPT_END() };
962 argc = parse_options(argc, argv, prefix, options,
963 git_notes_get_ref_usage, 0);
966 error("too many parameters");
967 usage_with_options(git_notes_get_ref_usage, options);
970 puts(default_notes_ref());
974 int cmd_notes(int argc, const char **argv, const char *prefix)
977 const char *override_notes_ref = NULL;
978 struct option options[] = {
979 OPT_STRING(0, "ref", &override_notes_ref, N_("notes-ref"),
980 N_("use notes from <notes-ref>")),
984 git_config(git_default_config, NULL);
985 argc = parse_options(argc, argv, prefix, options, git_notes_usage,
986 PARSE_OPT_STOP_AT_NON_OPTION);
988 if (override_notes_ref) {
989 struct strbuf sb = STRBUF_INIT;
990 strbuf_addstr(&sb, override_notes_ref);
991 expand_notes_ref(&sb);
992 setenv("GIT_NOTES_REF", sb.buf, 1);
996 if (argc < 1 || !strcmp(argv[0], "list"))
997 result = list(argc, argv, prefix);
998 else if (!strcmp(argv[0], "add"))
999 result = add(argc, argv, prefix);
1000 else if (!strcmp(argv[0], "copy"))
1001 result = copy(argc, argv, prefix);
1002 else if (!strcmp(argv[0], "append") || !strcmp(argv[0], "edit"))
1003 result = append_edit(argc, argv, prefix);
1004 else if (!strcmp(argv[0], "show"))
1005 result = show(argc, argv, prefix);
1006 else if (!strcmp(argv[0], "merge"))
1007 result = merge(argc, argv, prefix);
1008 else if (!strcmp(argv[0], "remove"))
1009 result = remove_cmd(argc, argv, prefix);
1010 else if (!strcmp(argv[0], "prune"))
1011 result = prune(argc, argv, prefix);
1012 else if (!strcmp(argv[0], "get-ref"))
1013 result = get_ref(argc, argv, prefix);
1015 result = error(_("Unknown subcommand: %s"), argv[0]);
1016 usage_with_options(git_notes_usage, options);
1019 return result ? 1 : 0;