struct trie_node * new_trie_node() {
struct trie_node * new_trie_node = ( struct trie_node * ) malloc( sizeof( struct trie_node ) );
if ( ! new_trie_node ) {
return NULL;
}
new_trie_node->accepting_type = NULL;
new_trie_node->child = new_charhash();
if ( ! new_trie_node->child ) {
return NULL;
}
return new_trie_node;
}
struct hash * new_hash() {
struct hash * newnode = ( struct hash * ) malloc(sizeof(struct hash));
if( ! newnode ) return NULL;
newnode->data = 0;
newnode->sigstr = malloc( 1 *sizeof(char) );
if( ! newnode->sigstr ) {
return 0;
}
*newnode->sigstr = '\0';
newnode->child = new_charhash();
if( ! newnode->child ) {
return 0;
}
newnode->num_children = 0;
return newnode;
} // End function new_hash.