diff options
Diffstat (limited to 'src/iterator.c')
-rw-r--r-- | src/iterator.c | 185 |
1 files changed, 19 insertions, 166 deletions
diff --git a/src/iterator.c b/src/iterator.c index 2832e4ac2..e28f20e12 100644 --- a/src/iterator.c +++ b/src/iterator.c @@ -960,174 +960,40 @@ fail: } -typedef struct { - /* replacement callbacks */ - git_iterator_callbacks cb; - /* original iterator values */ - git_iterator_callbacks *orig; - git_iterator_type_t orig_type; - /* spoolandsort data */ - git_vector entries; - git_pool entry_pool; - git_pool string_pool; - size_t position; -} spoolandsort_callbacks; - -static int spoolandsort_iterator__current( - const git_index_entry **entry, git_iterator *self) -{ - spoolandsort_callbacks *scb = (spoolandsort_callbacks *)self->cb; - - *entry = (const git_index_entry *) - git_vector_get(&scb->entries, scb->position); - - return 0; -} - -static int spoolandsort_iterator__at_end(git_iterator *self) -{ - spoolandsort_callbacks *scb = (spoolandsort_callbacks *)self->cb; - - return 0 == scb->entries.length || scb->entries.length - 1 <= scb->position; -} - -static int spoolandsort_iterator__advance( - const git_index_entry **entry, git_iterator *self) -{ - spoolandsort_callbacks *scb = (spoolandsort_callbacks *)self->cb; - - *entry = (const git_index_entry *) - git_vector_get(&scb->entries, ++scb->position); - - return 0; -} - -static int spoolandsort_iterator__seek(git_iterator *self, const char *prefix) -{ - GIT_UNUSED(self); - GIT_UNUSED(prefix); - - return -1; -} - -static int spoolandsort_iterator__reset( - git_iterator *self, const char *start, const char *end) -{ - spoolandsort_callbacks *scb = (spoolandsort_callbacks *)self->cb; - - GIT_UNUSED(start); GIT_UNUSED(end); - - scb->position = 0; - - return 0; -} - -static void spoolandsort_iterator__free_callbacks(spoolandsort_callbacks *scb) -{ - git_pool_clear(&scb->string_pool); - git_pool_clear(&scb->entry_pool); - git_vector_free(&scb->entries); - git__free(scb); -} - -void git_iterator_spoolandsort_pop(git_iterator *self) +void git_iterator_free(git_iterator *iter) { - spoolandsort_callbacks *scb = (spoolandsort_callbacks *)self->cb; - - if (self->type != GIT_ITERATOR_TYPE_SPOOLANDSORT) + if (iter == NULL) return; - self->cb = scb->orig; - self->type = scb->orig_type; - self->flags ^= GIT_ITERATOR_IGNORE_CASE; + iter->cb->free(iter); - spoolandsort_iterator__free_callbacks(scb); -} + git__free(iter->start); + git__free(iter->end); -static void spoolandsort_iterator__free(git_iterator *self) -{ - git_iterator_spoolandsort_pop(self); - self->cb->free(self); + memset(iter, 0, sizeof(*iter)); + + git__free(iter); } -int git_iterator_spoolandsort_push(git_iterator *iter, bool ignore_case) +int git_iterator_set_ignore_case(git_iterator *iter, bool ignore_case) { - const git_index_entry *item; - spoolandsort_callbacks *scb; - int (*entrycomp)(const void *a, const void *b); + bool desire_ignore_case = (ignore_case != 0); - if (((iter->flags & GIT_ITERATOR_IGNORE_CASE) != 0) == (ignore_case != 0)) + if (iterator__ignore_case(iter) == desire_ignore_case) return 0; if (iter->type == GIT_ITERATOR_TYPE_EMPTY) { - iter->flags = (iter->flags ^ GIT_ITERATOR_IGNORE_CASE); - return 0; - } - - scb = git__calloc(1, sizeof(spoolandsort_callbacks)); - GITERR_CHECK_ALLOC(scb); - - ITERATOR_SET_CB(scb,spoolandsort); - - scb->orig = iter->cb; - scb->orig_type = iter->type; - scb->position = 0; - - entrycomp = ignore_case ? git_index_entry__cmp_icase : git_index_entry__cmp; - - if (git_vector_init(&scb->entries, 16, entrycomp) < 0 || - git_pool_init(&scb->entry_pool, sizeof(git_index_entry), 0) < 0 || - git_pool_init(&scb->string_pool, 1, 0) < 0 || - git_iterator_current(&item, iter) < 0) - goto fail; - - while (item) { - git_index_entry *clone = git_pool_malloc(&scb->entry_pool, 1); - if (!clone) - goto fail; - - memcpy(clone, item, sizeof(git_index_entry)); - - if (item->path) { - clone->path = git_pool_strdup(&scb->string_pool, item->path); - if (!clone->path) - goto fail; - } - - if (git_vector_insert(&scb->entries, clone) < 0) - goto fail; - - if (git_iterator_advance(&item, iter) < 0) - goto fail; + if (desire_ignore_case) + iter->flags |= GIT_ITERATOR_IGNORE_CASE; + else + iter->flags &= ~GIT_ITERATOR_IGNORE_CASE; + } else { + giterr_set(GITERR_INVALID, + "Cannot currently set ignore case on non-empty iterators"); + return -1; } - git_vector_sort(&scb->entries); - - iter->cb = (git_iterator_callbacks *)scb; - iter->type = GIT_ITERATOR_TYPE_SPOOLANDSORT; - iter->flags ^= GIT_ITERATOR_IGNORE_CASE; - return 0; - -fail: - spoolandsort_iterator__free_callbacks(scb); - return -1; -} - - -void git_iterator_free(git_iterator *iter) -{ - if (iter == NULL) - return; - - iter->cb->free(iter); - - git__free(iter->start); - git__free(iter->end); - - memset(iter, 0, sizeof(*iter)); - - git__free(iter); } git_index *git_iterator_get_index(git_iterator *iter) @@ -1135,21 +1001,9 @@ git_index *git_iterator_get_index(git_iterator *iter) if (iter->type == GIT_ITERATOR_TYPE_INDEX) return ((index_iterator *)iter)->index; - if (iter->type == GIT_ITERATOR_TYPE_SPOOLANDSORT && - ((spoolandsort_callbacks *)iter->cb)->orig_type == GIT_ITERATOR_TYPE_INDEX) - return ((index_iterator *)iter)->index; - return NULL; } -git_iterator_type_t git_iterator_inner_type(git_iterator *iter) -{ - if (iter->type == GIT_ITERATOR_TYPE_SPOOLANDSORT) - return ((spoolandsort_callbacks *)iter->cb)->orig_type; - - return iter->type; -} - int git_iterator_current_tree_entry( const git_tree_entry **tree_entry, git_iterator *iter) { @@ -1263,4 +1117,3 @@ int git_iterator_current_workdir_path(git_buf **path, git_iterator *iter) return 0; } - |