#include "cache.h"
+#include "config.h"
#include "notes.h"
#include "blob.h"
#include "tree.h"
struct notes_tree default_notes_tree;
-static struct string_list display_notes_refs;
+static struct string_list display_notes_refs = STRING_LIST_INIT_NODUP;
static struct notes_tree **display_notes_trees;
static void load_subtree(struct notes_tree *t, struct leaf_node *subtree,
* How to consolidate an int_node:
* If there are > 1 non-NULL entries, give up and return non-zero.
* Otherwise replace the int_node at the given index in the given parent node
- * with the only entry (or a NULL entry if no entries) from the given tree,
- * and return 0.
+ * with the only NOTE entry (or a NULL entry if no entries) from the given
+ * tree, and return 0.
*/
static int note_tree_consolidate(struct int_node *tree,
struct int_node *parent, unsigned char index)
}
}
+ if (p && (GET_PTR_TYPE(p) != PTR_TYPE_NOTE))
+ return -2;
/* replace tree with p in parent[index] */
parent->a[index] = p;
free(tree);
l = (struct leaf_node *)
xcalloc(1, sizeof(struct leaf_node));
hashcpy(l->key_sha1, object_sha1);
- hashcpy(l->val_sha1, entry.sha1);
+ hashcpy(l->val_sha1, entry.oid->hash);
if (len < 20) {
if (!S_ISDIR(entry.mode) || path_len != 2)
goto handle_non_note; /* not subtree */
}
strbuf_addstr(&non_note_path, entry.path);
add_non_note(t, strbuf_detach(&non_note_path, NULL),
- entry.mode, entry.sha1);
+ entry.mode, entry.oid->hash);
}
}
free(buf);
return fanout + 1;
}
+/* hex SHA1 + 19 * '/' + NUL */
+#define FANOUT_PATH_MAX 40 + 19 + 1
+
static void construct_path_with_fanout(const unsigned char *sha1,
unsigned char fanout, char *path)
{
path[i++] = '/';
fanout--;
}
- strcpy(path + i, hex_sha1 + j);
+ xsnprintf(path + i, FANOUT_PATH_MAX - i, "%s", hex_sha1 + j);
}
static int for_each_note_helper(struct notes_tree *t, struct int_node *tree,
void *p;
int ret = 0;
struct leaf_node *l;
- static char path[40 + 19 + 1]; /* hex SHA1 + 19 * '/' + NUL */
+ static char path[FANOUT_PATH_MAX];
fanout = determine_fanout(tree, n, fanout);
for (i = 0; i < 16; i++) {
/* invoke callback with subtree */
unsigned int path_len =
l->key_sha1[19] * 2 + fanout;
- assert(path_len < 40 + 19);
+ assert(path_len < FANOUT_PATH_MAX - 1);
construct_path_with_fanout(l->key_sha1, fanout,
path);
/* Create trailing slash, if needed */
void init_notes(struct notes_tree *t, const char *notes_ref,
combine_notes_fn combine_notes, int flags)
{
- unsigned char sha1[20], object_sha1[20];
+ struct object_id oid, object_oid;
unsigned mode;
struct leaf_node root_tree;
t->first_non_note = NULL;
t->prev_non_note = NULL;
t->ref = xstrdup_or_null(notes_ref);
+ t->update_ref = (flags & NOTES_INIT_WRITABLE) ? t->ref : NULL;
t->combine_notes = combine_notes;
t->initialized = 1;
t->dirty = 0;
if (flags & NOTES_INIT_EMPTY || !notes_ref ||
- read_ref(notes_ref, object_sha1))
+ get_sha1_treeish(notes_ref, object_oid.hash))
return;
- if (get_tree_entry(object_sha1, "", sha1, &mode))
+ if (flags & NOTES_INIT_WRITABLE && read_ref(notes_ref, object_oid.hash))
+ die("Cannot use notes ref %s", notes_ref);
+ if (get_tree_entry(object_oid.hash, "", oid.hash, &mode))
die("Failed to read notes tree referenced by %s (%s)",
- notes_ref, sha1_to_hex(object_sha1));
+ notes_ref, oid_to_hex(&object_oid));
hashclr(root_tree.key_sha1);
- hashcpy(root_tree.val_sha1, sha1);
+ hashcpy(root_tree.val_sha1, oid.hash);
load_subtree(t, &root_tree, t->root, 0);
}
-struct notes_tree **load_notes_trees(struct string_list *refs)
+struct notes_tree **load_notes_trees(struct string_list *refs, int flags)
{
struct string_list_item *item;
int counter = 0;
struct notes_tree **trees;
- trees = xmalloc((refs->nr+1) * sizeof(struct notes_tree *));
+ ALLOC_ARRAY(trees, refs->nr + 1);
for_each_string_list_item(item, refs) {
struct notes_tree *t = xcalloc(1, sizeof(struct notes_tree));
- init_notes(t, item->string, combine_notes_ignore, 0);
+ init_notes(t, item->string, combine_notes_ignore, flags);
trees[counter++] = t;
}
trees[counter] = NULL;
item->string);
}
- display_notes_trees = load_notes_trees(&display_notes_refs);
+ display_notes_trees = load_notes_trees(&display_notes_refs, 0);
string_list_clear(&display_notes_refs, 0);
}
else
strbuf_insert(sb, 0, "refs/notes/", 11);
}
+
+void expand_loose_notes_ref(struct strbuf *sb)
+{
+ unsigned char object[20];
+
+ if (get_sha1(sb->buf, object)) {
+ /* fallback to expand_notes_ref */
+ expand_notes_ref(sb);
+ }
+}