}
/*
- * Sort the entries in dir (if they are not already sorted).
+ * Sort the entries in dir (if they are not already sorted)
+ * and remove any duplicate entries.
*/
static void sort_ref_dir(struct ref_dir *dir)
{
int i, j;
+ struct ref_entry *last = NULL;
/*
* This check also prevents passing a zero-length array to qsort(),
qsort(dir->entries, dir->nr, sizeof(*dir->entries), ref_entry_cmp);
- /* Remove any duplicates from the ref_dir */
- i = 0;
- for (j = 1; j < dir->nr; j++) {
- if (is_dup_ref(dir->entries[i], dir->entries[j])) {
- free_ref_entry(dir->entries[j]);
- continue;
- }
- dir->entries[++i] = dir->entries[j];
+ /* Remove any duplicates: */
+ for (i = 0, j = 0; j < dir->nr; j++) {
+ struct ref_entry *entry = dir->entries[j];
+ if (last && is_dup_ref(last, entry))
+ free_ref_entry(entry);
+ else
+ last = dir->entries[i++] = entry;
}
- dir->sorted = dir->nr = i + 1;
+ dir->sorted = dir->nr = i;
}
#define DO_FOR_EACH_INCLUDE_BROKEN 01