return NULL;
TAILQ_INIT(&completed->nodes);
- TAILQ_INIT(&completed->matches);
return completed;
}
child_state->node = node;
ec_parsed_add_child(parsed_state, child_state);
- ret = ec_completed_add_node(completed, child_state, node);
+ ret = ec_completed_add_node(completed, node);
if (ret < 0)
return ret;
ret = node->type->complete(node, completed,
- child_state, strvec);
+ child_state, strvec);
if (ret < 0)
return ret;
return i;
}
-static struct ec_completed_item *
-ec_completed_item(enum ec_completed_type type, struct ec_parsed *state,
- const struct ec_node *node, const char *add)
+static struct ec_completed_node *
+ec_completed_node(const struct ec_node *node)
{
- struct ec_completed_item *item = NULL;
+ struct ec_completed_node *compnode = NULL;
- item = ec_calloc(1, sizeof(*item));
- if (item == NULL)
+ compnode = ec_calloc(1, sizeof(*compnode));
+ if (compnode == NULL)
return NULL;
- /* XXX can state be NULL? */
- if (state != NULL) {
- struct ec_parsed *p;
- size_t len;
+ compnode->node = node;
+ TAILQ_INIT(&compnode->matches);
- /* get path len */
- for (p = state, len = 0; p != NULL;
- p = ec_parsed_get_parent(p), len++)
- ;
+ return compnode;
+}
- item->path = ec_calloc(len, sizeof(*item->path));
- if (item->path == NULL)
- goto fail;
+static struct ec_completed_match *
+ec_completed_match(enum ec_completed_type type, struct ec_parsed *state,
+ const struct ec_node *node, const char *add)
+{
+ struct ec_completed_match *item = NULL;
+ struct ec_parsed *p;
+ size_t len;
- item->pathlen = len;
+ item = ec_calloc(1, sizeof(*item));
+ if (item == NULL)
+ return NULL;
- /* write path in array */
- for (p = state, len = 0; p != NULL;
- p = ec_parsed_get_parent(p), len++)
- item->path[len] = p->node;
- }
+ /* get path len */
+ for (p = state, len = 0; p != NULL;
+ p = ec_parsed_get_parent(p), len++)
+ ;
+ /* allocate room for path */
+ item->path = ec_calloc(len, sizeof(*item->path));
+ if (item->path == NULL)
+ goto fail;
+ item->pathlen = len;
+ /* write path in array */
+ for (p = state, len = 0; p != NULL;
+ p = ec_parsed_get_parent(p), len++)
+ item->path[len] = p->node;
item->type = type;
item->node = node;
ec_free(item->path);
ec_free(item->add);
}
- ec_completed_item_free(item);
+ ec_completed_match_free(item);
return NULL;
}
-int
-ec_completed_add_match(struct ec_completed *completed,
- struct ec_parsed *parsed_state,
- const struct ec_node *node, const char *add)
+static int
+__ec_completed_add_match(enum ec_completed_type type,
+ struct ec_completed *completed,
+ struct ec_parsed *parsed_state,
+ const struct ec_node *node, const char *add)
{
- struct ec_completed_item *item = NULL;
+ struct ec_completed_node *compnode = NULL;
+ struct ec_completed_match *match = NULL;
int ret = -ENOMEM;
size_t n;
- item = ec_completed_item(EC_MATCH, parsed_state, node, add);
- if (item == NULL)
+ /* find the compnode entry corresponding to this node */
+ TAILQ_FOREACH(compnode, &completed->nodes, next) {
+ if (compnode->node == node)
+ break;
+ }
+ if (compnode == NULL)
+ return -ENOENT;
+
+ match = ec_completed_match(type, parsed_state, node, add);
+ if (match == NULL)
goto fail;
- if (item->add != NULL) {
+ if (match->add != NULL) {
if (completed->smallest_start == NULL) {
- completed->smallest_start = ec_strdup(item->add);
+ completed->smallest_start = ec_strdup(match->add);
if (completed->smallest_start == NULL)
goto fail;
} else {
- n = strcmp_count(item->add,
+ n = strcmp_count(match->add,
completed->smallest_start);
completed->smallest_start[n] = '\0';
}
completed->count_match++;
}
- TAILQ_INSERT_TAIL(&completed->matches, item, next);
+ TAILQ_INSERT_TAIL(&compnode->matches, match, next);
completed->count++;
return 0;
fail:
- ec_completed_item_free(item);
+ ec_completed_match_free(match);
return ret;
}
int
-ec_completed_add_node(struct ec_completed *completed,
+ec_completed_add_match(struct ec_completed *completed,
+ struct ec_parsed *parsed_state,
+ const struct ec_node *node, const char *add)
+{
+ return __ec_completed_add_match(EC_MATCH, completed, parsed_state,
+ node, add);
+}
+
+int
+ec_completed_add_no_match(struct ec_completed *completed,
struct ec_parsed *parsed_state,
const struct ec_node *node)
{
-#if 0
- struct ec_completed_item *item = NULL;
- int ret;
+ return __ec_completed_add_match(EC_NO_MATCH, completed, parsed_state,
+ node, NULL);
+}
- item = ec_completed_item(EC_NO_MATCH, parsed_state, node, NULL);
- if (item == NULL)
+int
+ec_completed_add_partial_match(struct ec_completed *completed,
+ struct ec_parsed *parsed_state,
+ const struct ec_node *node, const char *add)
+{
+ return __ec_completed_add_match(EC_PARTIAL_MATCH, completed, parsed_state,
+ node, add);
+}
+
+int
+ec_completed_add_node(struct ec_completed *completed,
+ const struct ec_node *node)
+{
+ struct ec_completed_node *compnode = NULL;
+
+ compnode = ec_completed_node(node);
+ if (compnode == NULL)
return -ENOMEM;
- ret = ec_completed_add_item(completed, item);
- if (ret < 0) {
- ec_completed_item_free(item);
- return ret;
- }
-#endif
- (void)completed;
- (void)parsed_state;
- (void)node;
+ TAILQ_INSERT_TAIL(&completed->nodes, compnode, next);
return 0;
}
-void ec_completed_item_free(struct ec_completed_item *item)
+void ec_completed_match_free(struct ec_completed_match *match)
{
- ec_free(item->add);
- ec_free(item->path);
- ec_free(item);
+ ec_free(match->add);
+ ec_free(match->path);
+ ec_free(match);
}
-/* default completion function: return a no-item element */
+/* default completion function: return a no-match element */
int
ec_node_default_complete(const struct ec_node *gen_node,
struct ec_completed *completed,
- struct ec_parsed *parsed,
+ struct ec_parsed *parsed_state,
const struct ec_strvec *strvec)
{
- (void)strvec;
+ int ret;
- if (ec_strvec_len(strvec) != 1) //XXX needed?
+ if (ec_strvec_len(strvec) != 1)
return 0;
- if (ec_completed_add_node(completed, parsed, gen_node) < 0)
- return -1;
+ ret = ec_completed_add_no_match(completed, parsed_state, gen_node);
+ if (ret < 0)
+ return ret;
return 0;
}
-void ec_completed_merge(struct ec_completed *completed1,
- struct ec_completed *completed2)
-{
- struct ec_completed_item *item;
-
- assert(completed1 != NULL);
- assert(completed2 != NULL);
-
- while (!TAILQ_EMPTY(&completed2->matches)) {
- item = TAILQ_FIRST(&completed2->matches);
- TAILQ_REMOVE(&completed2->matches, item, next);
- //ec_completed_add_item(completed1, item);
- }
-
- ec_completed_free(completed2);
-}
-
void ec_completed_free(struct ec_completed *completed)
{
- struct ec_completed_item *item;
+ struct ec_completed_node *compnode;
+ struct ec_completed_match *item;
if (completed == NULL)
return;
- while (!TAILQ_EMPTY(&completed->matches)) {
- item = TAILQ_FIRST(&completed->matches);
- TAILQ_REMOVE(&completed->matches, item, next);
- ec_completed_item_free(item);
+ while (!TAILQ_EMPTY(&completed->nodes)) {
+ compnode = TAILQ_FIRST(&completed->nodes);
+ TAILQ_REMOVE(&completed->nodes, compnode, next);
+
+ while (!TAILQ_EMPTY(&compnode->matches)) {
+ item = TAILQ_FIRST(&compnode->matches);
+ TAILQ_REMOVE(&compnode->matches, item, next);
+ ec_completed_match_free(item);
+ }
+ ec_free(compnode);
}
ec_free(completed->smallest_start);
ec_free(completed);
void ec_completed_dump(FILE *out, const struct ec_completed *completed)
{
- struct ec_completed_item *item;
+ struct ec_completed_node *compnode;
+ struct ec_completed_match *item;
if (completed == NULL || completed->count == 0) {
fprintf(out, "no completion\n");
completed->count, completed->count_match,
completed->smallest_start);
- TAILQ_FOREACH(item, &completed->matches, next) {
- fprintf(out, "add=<%s>, node=%p, node_type=%s\n",
- item->add, item->node, item->node->type->name);
+ TAILQ_FOREACH(compnode, &completed->nodes, next) {
+ fprintf(out, "node=%p, node_type=%s\n",
+ compnode->node, compnode->node->type->name);
+ TAILQ_FOREACH(item, &compnode->matches, next) {
+ const char *typestr;
+
+ switch (item->type) {
+ case EC_NO_MATCH: typestr = "no-match"; break;
+ case EC_MATCH: typestr = "match"; break;
+ case EC_PARTIAL_MATCH: typestr = "partial-match"; break;
+ default: typestr = "unknown"; break;
+ }
+
+ fprintf(out, " type=%s add=<%s>\n", typestr, item->add);
+ }
}
}
iter->completed = completed;
iter->type = type;
- iter->cur_item = NULL;
+ iter->cur_node = NULL;
+ iter->cur_match = NULL;
return iter;
}
-const struct ec_completed_item *ec_completed_iter_next(
+const struct ec_completed_match *ec_completed_iter_next(
struct ec_completed_iter *iter)
{
const struct ec_completed *completed = iter->completed;
+ const struct ec_completed_node *cur_node;
+ const struct ec_completed_match *cur_match;
if (completed == NULL)
return NULL;
- do {
- if (iter->cur_item == NULL)
- iter->cur_item = TAILQ_FIRST(&completed->matches);
- else
- iter->cur_item = TAILQ_NEXT(iter->cur_item, next);
-
- if (iter->cur_item == NULL)
- break;
-
- if (iter->cur_item->add == NULL &&
- (iter->type & EC_NO_MATCH))
- break;
-
- if (iter->cur_item->add != NULL &&
- (iter->type & EC_MATCH))
- break;
+ cur_node = iter->cur_node;
+ cur_match = iter->cur_match;
+
+ /* first call */
+ if (cur_node == NULL) {
+ TAILQ_FOREACH(cur_node, &completed->nodes, next) {
+ TAILQ_FOREACH(cur_match, &cur_node->matches, next) {
+ if (cur_match != NULL &&
+ cur_match->type & iter->type)
+ goto found;
+ }
+ }
+ return NULL;
+ } else {
+ cur_match = TAILQ_NEXT(cur_match, next);
+ if (cur_match != NULL &&
+ cur_match->type & iter->type)
+ goto found;
+ cur_node = TAILQ_NEXT(cur_node, next);
+ while (cur_node != NULL) {
+ cur_match = TAILQ_FIRST(&cur_node->matches);
+ if (cur_match != NULL &&
+ cur_match->type & iter->type)
+ goto found;
+ cur_node = TAILQ_NEXT(cur_node, next);
+ }
+ return NULL;
+ }
- } while (iter->cur_item != NULL);
+found:
+ iter->cur_node = cur_node;
+ iter->cur_match = cur_match;
- return iter->cur_item;
+ return iter->cur_match;
}
void ec_completed_iter_free(struct ec_completed_iter *iter)