diff options
Diffstat (limited to 'doc/linkedlists.README')
-rwxr-xr-x | doc/linkedlists.README | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/linkedlists.README b/doc/linkedlists.README index 87e396fbc..27a8e93ae 100755 --- a/doc/linkedlists.README +++ b/doc/linkedlists.README @@ -48,9 +48,10 @@ AST_LIST_REMOVE removes an arbitrary element from the head: AST_LIST_REMOVE(headp,node1,ast_var_t,listpointers); -AST_LIST_REMOVE_HEAD removes the entry at the head of the list: +AST_LIST_REMOVE_HEAD removes the entry at the head of the list and +returns a pointer to the removed entry: - AST_LIST_REMOVE(headp,listpointers); + AST_LIST_REMOVE_HEAD(headp,node,listpointers); AST_LIST_FIRST returns a pointer to the first element of the list; @@ -78,8 +79,7 @@ To completely delete a list : struct ast_var_t *vardata; while (!AST_LIST_EMPTY(headp)) { /* List Deletion. */ - vardata = AST_LIST_FIRST(head); - AST_LIST_REMOVE_HEAD(head, listpointers); + vardata = AST_LIST_REMOVE_HEAD(head, ast_var_t, listpointers); free(vardata->name); free(vardata->value); } |